public static function get_form($args, $node, $response = null)
 {
     global $indicia_templates;
     global $user;
     $indicia_templates['select_item'] = '<option value="{value}" {selected} >{caption}&nbsp;</option>';
     // we don't use the map, but a lot of the inherited code assumes the map is present.
     self::$svcUrl = data_entry_helper::$base_url . '/index.php/services';
     data_entry_helper::add_resource('openlayers');
     $indicia_templates['label'] = '<label for="{id}"{labelClass}>{label}:</label>';
     // can't have the CR on the end
     $indicia_templates['zilch'] = '';
     // can't have the CR on the end
     self::$locations = iform_loctools_listlocations($node);
     $retVal = parent::get_form($args, $node, $response);
     $reload = data_entry_helper::get_reload_link_parts();
     $reloadPath = $reload['path'];
     if (self::$mode != 0) {
         data_entry_helper::$javascript .= "\njQuery('<div class=\"ui-widget-content ui-state-default ui-corner-all indicia-button tab-cancel\"><span><a href=\"" . $reloadPath . "\\>Cancel</a></span></div>').appendTo('.buttons');\n\$.validator.messages.required = \"" . lang::get('validation_required') . "\";";
         if (!iform_loctools_checkaccess($node, 'superuser')) {
             data_entry_helper::$javascript .= "\njQuery('[name=smpAttr\\:" . $args['observer_attr_id'] . "],[name^=smpAttr\\:" . $args['observer_attr_id'] . "\\:]').attr('readonly',true)";
             if (self::$mode == 1) {
                 data_entry_helper::$javascript .= ".val(\"" . $user->name . "\");";
             } else {
                 data_entry_helper::$javascript .= ";";
             }
         } else {
             $userlist = iform_loctools_listusers($node);
             data_entry_helper::$javascript .= "\nexisting = jQuery('[name=smpAttr\\:" . $args['observer_attr_id'] . "],[name^=smpAttr\\:" . $args['observer_attr_id'] . "\\:]');\nreplacement = '<select name=\"'+existing.attr('name')+'\" >";
             foreach ($userlist as $uid => $a_user) {
                 data_entry_helper::$javascript .= "<option value=\"" . $a_user->name . "\">" . $a_user->name . "&nbsp;</option>";
             }
             data_entry_helper::$javascript .= "</select>';\njQuery(replacement).insertBefore(existing).val(existing.val());\nexisting.remove();\n";
         }
         data_entry_helper::$javascript .= "jQuery('#sample\\\\:date').datepicker( \"option\", \"minDate\", new Date(2010, 4 - 1, 1) );\nDate.prototype.getMonthName = function() {\nvar m = ['" . lang::get('January') . "','" . lang::get('February') . "','" . lang::get('March') . "',\n'" . lang::get('April') . "','" . lang::get('May') . "','" . lang::get('June') . "',\n'" . lang::get('July') . "','" . lang::get('August') . "','" . lang::get('September') . "',\n'" . lang::get('October') . "','" . lang::get('November') . "','" . lang::get('December') . "'];\nreturn m[this.getMonth()];\n} \nvar monthAttr = jQuery('[name=smpAttr\\\\:" . $args['month_attr_id'] . "],[name^=smpAttr\\\\:" . $args['month_attr_id'] . "\\\\:]').attr('disabled', true);\nmonthAttr.before('<input type=\"hidden\" id=\"storedMonth\" name=\"'+monthAttr.attr('name')+'\">');\nupdateSampleDate = function(context, doAlert){\n  jQuery('.displayDateDetails').empty().append('<span>'+jQuery('[name=sample\\:date]').val()+'</span>');\n  var myDate = jQuery(context).datepicker(\"getDate\").getMonthName();\n  var monthAttr = jQuery('[name=smpAttr\\\\:" . $args['month_attr_id'] . "],[name^=smpAttr\\\\:" . $args['month_attr_id'] . "\\\\:]').filter('select').val(\"\");\n  monthAttr.find(\"option:contains('\"+myDate+\"')\").attr('selected',true) ; \n  jQuery('#storedMonth').val(monthAttr.val()); // doing in this order converts the text to a number and stores that number in the storedMonth\n  if(doAlert && monthAttr.val() == \"\")\n  \talert('Given date is outside valid month range (April to September).');\n};\njQuery('#sample\\\\:date').change(function(){updateSampleDate(this, true);});\nupdateSampleDate('#sample\\\\:date', false);\njQuery('.tab-submit').unbind('click');\njQuery('.tab-submit').click(function() {\n  var current=jQuery('#controls').tabs('option', 'selected');\n  var tabinputs = jQuery('#entry_form div > .ui-tabs-panel:eq('+current+')').find('input,select');\n  var secList = '';\n  if (!tabinputs.valid()) { return; }\n  var rows = jQuery('.sectionlist').find('tr');\n  for(var i=1; i<= " . $args['max_number_sections'] . "; i++){\n    if(jQuery('.sectionlist').find('[section='+i+']').length > 0) {\n      var aucuneControl = jQuery(':checkbox[name^=\"SLA\\:'+i+'\\:\"]').filter('[name\$=\"\\:" . $args['aucune_attr_id'] . "\"]');\n      var foundEntry = false;\n      for(var j = 1; j < (rows.length-(numAttrs+1)); j++){\n        foundEntry = foundEntry || (jQuery(rows[j]).find('td').filter(':eq('+i+')').find('[value!=\"\"]').length > 0);\n      }\n      if(!foundEntry && !aucuneControl.attr('checked')){\n          secList = secList + (secList=='' ? '' : ', ') + i;\n      }\n    }\n  }\n  if (secList != ''){\n    alert('The following sections have no species recorded against them: Section(s) '+secList+'. In these circumstances, the \"No Observation\" checkbox must be checked for the relevant section.'); \n    return;\n  }\n  var form = jQuery(this).parents('form:first');\n  form.submit();\n});\n";
     } else {
         $retVal .= "<div style=\"display:none\" />\n    <form id=\"form-delete-survey\" action=\"" . $reloadPath . "\" method=\"POST\">" . self::$auth['write'] . "\n       <input type=\"hidden\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n       <input type=\"hidden\" name=\"survey_id\" value=\"" . $args['survey_id'] . "\" />\n       <input type=\"hidden\" name=\"sample:id\" value=\"\" />\n       <input type=\"hidden\" name=\"sample:date\" value=\"2010-01-01\"/>\n       <input type=\"hidden\" name=\"sample:location_id\" value=\"\" />\n       <input type=\"hidden\" name=\"sample:deleted\" value=\"t\" />\n    </form>\n</div>";
         data_entry_helper::$javascript .= "\ndeleteSurvey = function(sampleID){\n  if(confirm(\"Are you sure you wish to delete survey \"+sampleID)){\n    jQuery.getJSON(\"" . self::$svcUrl . "/data/sample/\"+sampleID +\n            \"?mode=json&view=detail&auth_token=" . self::$auth['read']['auth_token'] . "&nonce=" . self::$auth['read']["nonce"] . "\" +\n            \"&callback=?\", function(data) {\n        if (data.length>0) {\n          jQuery('#form-delete-survey').find('[name=sample\\:id]').val(data[0].id);\n          jQuery('#form-delete-survey').find('[name=sample\\:date]').val(data[0].date_start);\n          jQuery('#form-delete-survey').find('[name=sample\\:location_id]').val(data[0].location_id);\n          jQuery('#form-delete-survey').submit();\n  }});\n  };\n};\n";
     }
     return $retVal;
 }
   /**
    * Return the generated form output.
    * @return Form HTML.
    */
   public static function get_form($args, $node)
   {
       define("MODE_GRID", 0);
       define("MODE_NEW_SAMPLE", 1);
       define("MODE_EXISTING", 2);
       self::parse_defaults($args);
       self::getArgDefaults($args);
       global $user;
       $logged_in = $user->uid > 0;
       $r = '';
       // Get authorisation tokens to update and read from the Warehouse.
       $auth = data_entry_helper::get_read_write_auth($args['website_id'], $args['password']);
       $svcUrl = data_entry_helper::$base_url . '/index.php/services';
       self::$auth = $auth;
       $mode = isset($args['no_grid']) && $args['no_grid'] ? MODE_NEW_SAMPLE : MODE_GRID;
       // default mode when no grid set to false - display grid of existing data
       // mode MODE_EXISTING: display existing sample
       $loadedSampleId = null;
       $loadedOccurrenceId = null;
       if ($_POST) {
           if (!array_key_exists('website_id', $_POST)) {
               // non Indicia POST, in this case must be the location allocations. add check to ensure we don't corrept the data by accident
               if (iform_loctools_checkaccess($node, 'admin') && array_key_exists('mnhnld1', $_POST)) {
                   iform_loctools_deletelocations($node);
                   foreach ($_POST as $key => $value) {
                       $parts = explode(':', $key);
                       iform_loctools_insertlocation($node, $parts[2], $parts[1]);
                   }
               }
           } else {
               if (!is_null(data_entry_helper::$entity_to_load)) {
                   $mode = MODE_EXISTING;
                   // errors with new sample, entity populated with post, so display this data.
               }
           }
           // else valid save, so go back to gridview: default mode 0
       }
       if (array_key_exists('sample_id', $_GET)) {
           $mode = MODE_EXISTING;
           $loadedSampleId = $_GET['sample_id'];
       }
       if (array_key_exists('occurrence_id', $_GET)) {
           $mode = MODE_EXISTING;
           $loadedOccurrenceId = $_GET['occurrence_id'];
       }
       if ($mode != MODE_EXISTING && array_key_exists('newSample', $_GET)) {
           $mode = MODE_NEW_SAMPLE;
           data_entry_helper::$entity_to_load = array();
       }
       // else default to mode MODE_GRID or MODE_NEW_SAMPLE depending on no_grid parameter
       self::$mode = $mode;
       // default mode  MODE_GRID : display grid of the samples to add a new one
       // or edit an existing one.
       if ($mode == MODE_GRID) {
           $attributes = data_entry_helper::getAttributes(array('valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $auth['read'], 'survey_id' => $args['survey_id']));
           $tabs = array('#sampleList' => lang::get('LANG_Main_Samples_Tab'));
           if ($args['includeLocTools'] && iform_loctools_checkaccess($node, 'admin')) {
               $tabs['#setLocations'] = lang::get('LANG_Allocate_Locations');
           }
           if (count($tabs) > 1) {
               $r .= "<div id=\"controls\">" . data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => '#sampleList')) . "<div id=\"temp\"></div>";
               $r .= data_entry_helper::tab_header(array('tabs' => $tabs));
           }
           $r .= "<div id=\"sampleList\">" . self::getSampleListGrid($args, $node, $auth, $attributes) . "</div>";
           if ($args['includeLocTools'] && iform_loctools_checkaccess($node, 'admin')) {
               $r .= '
 <div id="setLocations">
   <form method="post">
     <input type="hidden" id="mnhnld1" name="mnhnld1" value="mnhnld1" /><table border="1"><tr><td></td>';
               $url = $svcUrl . '/data/location?mode=json&view=detail&auth_token=' . $auth['read']['auth_token'] . "&nonce=" . $auth['read']["nonce"] . "&parent_id=NULL&orderby=name";
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entities = json_decode(curl_exec($session), true);
               $userlist = iform_loctools_listusers($node);
               foreach ($userlist as $uid => $a_user) {
                   $r .= '<td>' . $a_user->name . '</td>';
               }
               $r .= "</tr>";
               if (!empty($entities)) {
                   foreach ($entities as $entity) {
                       if (!$entity["parent_id"]) {
                           // only assign parent locations.
                           $r .= "<tr><td>" . $entity["name"] . "</td>";
                           $defaultuserids = iform_loctools_getusers($node, $entity["id"]);
                           foreach ($userlist as $uid => $a_user) {
                               $r .= '<td><input type="checkbox" name="location:' . $entity["id"] . ':' . $uid . (in_array($uid, $defaultuserids) ? '" checked="checked"' : '"') . '></td>';
                           }
                           $r .= "</tr>";
                       }
                   }
               }
               $r .= "</table>\n      <input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Location_Allocations') . "\" />\n    </form>\n  </div>";
           }
           if (count($tabs) > 1) {
               // close tabs div if present
               $r .= "</div>";
           }
           return $r;
       }
       if ($mode == MODE_EXISTING) {
           data_entry_helper::$entity_to_load = array();
           // Displaying an existing sample. If we know the occurrence ID, and don't know the sample ID or are displaying just one occurrence
           // rather than a grid of occurrences then we must load the occurrence data.
           if ($loadedOccurrenceId && (!$loadedSampleId || !self::getGridMode($args))) {
               // The URL has provided us with an occurrence ID, but we need to know the sample ID as well.
               $url = $svcUrl . "/data/occurrence/{$loadedOccurrenceId}";
               $url .= "?mode=json&view=detail&auth_token=" . $auth['read']['auth_token'] . "&nonce=" . $auth['read']["nonce"];
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entity = json_decode(curl_exec($session), true);
               // Get the sample ID for the occurrence. This overwrites it if supply in GET but did not match the occurrence's sample
               $loadedSampleId = $entity[0]['sample_id'];
               if (!self::getGridMode($args)) {
                   // populate the entity to load with the single occurrence's data
                   foreach ($entity[0] as $key => $value) {
                       data_entry_helper::$entity_to_load['occurrence:' . $key] = $value;
                   }
               }
           }
           if ($loadedSampleId) {
               $url = $svcUrl . '/data/sample/' . $loadedSampleId;
               $url .= "?mode=json&view=detail&auth_token=" . $auth['read']['auth_token'] . "&nonce=" . $auth['read']["nonce"];
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entity = json_decode(curl_exec($session), true);
               // Build a list of the sample data.
               foreach ($entity[0] as $key => $value) {
                   data_entry_helper::$entity_to_load['sample:' . $key] = $value;
               }
               data_entry_helper::$entity_to_load['sample:geom'] = '';
               // value received from db is not WKT, which is assumed by all the code.
               data_entry_helper::$entity_to_load['sample:date'] = data_entry_helper::$entity_to_load['sample:date_start'];
               // bit of a bodge to get around vague dates.
           }
       }
       // atributes must be fetched after the entity to load is filled in - this is because the id gets filled in then!
       $attributes = data_entry_helper::getAttributes(array('id' => data_entry_helper::$entity_to_load['sample:id'], 'valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $auth['read'], 'survey_id' => $args['survey_id']));
       // Make sure the form action points back to this page
       $reload = data_entry_helper::get_reload_link_parts();
       $reloadPath = $reload['path'];
       $r = "<form method=\"post\" id=\"entry_form\" action=\"{$reloadPath}\">\n";
       // Get authorisation tokens to update the Warehouse, plus any other hidden data.
       $hiddens = $auth['write'] . "<input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n" . "<input type=\"hidden\" id=\"survey_id\" name=\"survey_id\" value=\"" . $args['survey_id'] . "\" />\n";
       if (isset(data_entry_helper::$entity_to_load['sample:id'])) {
           $hiddens .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n";
       }
       if (isset(data_entry_helper::$entity_to_load['occurrence:id'])) {
           $hiddens .= "<input type=\"hidden\" id=\"occurrence:id\" name=\"occurrence:id\" value=\"" . data_entry_helper::$entity_to_load['occurrence:id'] . "\" />\n";
       }
       // Check if Record Status is included as a control. If not, then add it as a hidden.
       $arr = explode("\r\n", $args['structure']);
       if (!in_array('[record status]', $arr)) {
           $value = isset($args['defaults']['occurrence:record_status']) ? $args['defaults']['occurrence:record_status'] : 'C';
           $hiddens .= "<input type=\"hidden\" id=\"occurrence:record_status\" name=\"occurrence:record_status\" value=\"{$value}\" />\n";
       }
       // request automatic JS validation
       if (!isset($args['clientSideValidation']) || $args['clientSideValidation']) {
           data_entry_helper::enable_validation('entry_form');
       }
       // If logged in, output some hidden data about the user
       foreach ($attributes as &$attribute) {
           if (strcasecmp($attribute['caption'], 'cms user id') == 0) {
               if ($logged_in) {
                   $attribute['value'] = $user->uid;
               }
               $attribute['handled'] = true;
               // user id attribute is never displayed
           } elseif (strcasecmp($attribute['caption'], 'cms username') == 0) {
               if ($logged_in) {
                   $attribute['value'] = $user->name;
               }
               $attribute['handled'] = true;
               // username attribute is never displayed
           } elseif (strcasecmp($attribute['caption'], 'email') == 0) {
               if ($logged_in) {
                   if ($args['emailShow'] != true) {
                       // email attribute is not displayed
                       $attribute['value'] = $user->mail;
                       $attribute['handled'] = true;
                   } else {
                       $attribute['default'] = $user->mail;
                   }
               }
           } elseif ((strcasecmp($attribute['caption'], 'first name') == 0 || strcasecmp($attribute['caption'], 'last name') == 0 || strcasecmp($attribute['caption'], 'surname') == 0) && $logged_in) {
               if ($args['nameShow'] != true) {
                   // name attributes are not displayed
                   $attribute['handled'] = true;
               }
           }
           if (isset($attribute['value'])) {
               $hiddens .= '<input type="hidden" name="' . $attribute['fieldname'] . '" value="' . $attribute['value'] . '" />' . "\n";
           }
       }
       $customAttributeTabs = self::get_attribute_tabs($attributes);
       $tabs = self::get_all_tabs($args['structure'], $customAttributeTabs);
       $r .= "<div id=\"controls\">\n";
       // Build a list of the tabs that actually have content
       $tabHtml = self::get_tab_html($tabs, $auth, $args, $attributes, $hiddens);
       // Output the dynamic tab headers
       if ($args['interface'] != 'one_page') {
           $headerOptions = array('tabs' => array());
           foreach ($tabHtml as $tab => $tabContent) {
               $alias = preg_replace('/[^a-zA-Z0-9]/', '', strtolower($tab));
               $tabtitle = lang::get("LANG_Tab_{$alias}");
               if ($tabtitle == "LANG_Tab_{$alias}") {
                   // if no translation provided, we'll just use the standard heading
                   $tabtitle = $tab;
               }
               $headerOptions['tabs']['#' . $alias] = $tabtitle;
           }
           $r .= data_entry_helper::tab_header($headerOptions);
           data_entry_helper::enable_tabs(array('divId' => 'controls', 'style' => $args['interface'], 'progressBar' => isset($args['tabProgress']) && $args['tabProgress'] == true));
       }
       // Output the dynamic tab content
       $pageIdx = 0;
       foreach ($tabHtml as $tab => $tabContent) {
           // get a machine readable alias for the heading
           $tabalias = preg_replace('/[^a-zA-Z0-9]/', '', strtolower($tab));
           $r .= '<div id="' . $tabalias . '">' . "\n";
           // For wizard include the tab title as a header.
           if ($args['interface'] == 'wizard') {
               $r .= '<h1>' . $headerOptions['tabs']['#' . $tabalias] . '</h1>';
           }
           $r .= $tabContent;
           // Add any buttons required at the bottom of the tab
           if ($args['interface'] == 'wizard') {
               $r .= data_entry_helper::wizard_buttons(array('divId' => 'controls', 'page' => $pageIdx === 0 ? 'first' : ($pageIdx == count($tabs) - 1 ? 'last' : 'middle')));
           } elseif ($pageIdx == count($tabs) - 1 && !($args['interface'] == 'tabs' && $args['save_button_below_all_pages'])) {
               // last part of a non wizard interface must insert a save button, unless it is tabbed interface with save button beneath all pages
               $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save') . "\" />\n";
           }
           $pageIdx++;
           $r .= "</div>\n";
       }
       $r .= "</div>\n";
       if ($args['interface'] == 'tabs' && $args['save_button_below_all_pages']) {
           $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save') . "\" />\n";
       }
       if (!empty(data_entry_helper::$validation_errors)) {
           $r .= data_entry_helper::dump_remaining_errors();
       }
       $r .= "</form>";
       // may need to keep following code for location change functionality
       // @todo Why is this not in the data entry helper, and is it really needed?
       if (self::$want_location_layer) {
           data_entry_helper::$onload_javascript .= "\n    \nlocationChange = function(obj){\n  locationLayer.destroyFeatures();\n  if(obj.value != ''){\n    jQuery.getJSON(\"" . $svcUrl . "\" + \"/data/location/\"+obj.value +\n      \"?mode=json&view=detail&auth_token=" . $auth['read']['auth_token'] . "&nonce=" . $auth['read']["nonce"] . "\" +\n      \"&callback=?\", function(data) {\n        if (data.length>0) {\n          var parser = new OpenLayers.Format.WKT();\n          for (var i=0;i<data.length;i++) {\n            if(data[i].centroid_geom){\n              feature = parser.read(data[i].centroid_geom);\n              centre = feature.geometry.getCentroid();\n              centrefeature = new OpenLayers.Feature.Vector(centre, {}, {label: data[i].name});\n              locationLayer.addFeatures([feature, centrefeature]); \n            }\n            if (data[i].boundary_geom){\n              feature = parser.read(data[i].boundary_geom);\n              feature.style = {strokeColor: \"Blue\",\n                  strokeWidth: 2,\n                  label: (data[i].centroid_geom ? \"\" : data[i].name)};\n                  locationLayer.addFeatures([feature]);\n            }\n          }\n          var extent=locationLayer.getDataExtent();\n          if (extent!==null) {\n            locationLayer.map.zoomToExtent(extent);\n          }\n        }\n\t\t  }\n    );\n  }\n};\njQuery('#imp-location').unbind('change');\njQuery('#imp-location').change(function(){\n\tlocationChange(this);\n});\n\nvar updatePlaceTabHandler = function(event, ui) { \n  if (ui.panel.id=='place') {\n    // upload location & sref initial values into map.\n    jQuery('#imp-location').change();\n    jQuery('#imp-sref').change();\n    jQuery('#controls').unbind('tabsshow', updatePlaceTabHandler);\n  }\n}\njQuery('#controls').bind('tabsshow', updatePlaceTabHandler);\n\n";
       }
       $r .= self::link_species_popups($args);
       return $r;
   }
   /**
    * Return the generated form output.
    * @return Form HTML.
    */
   public static function get_form($args, $node)
   {
       define("MODE_GRID", 0);
       define("MODE_NEW_SAMPLE", 1);
       define("MODE_EXISTING", 2);
       self::parse_defaults($args);
       self::getArgDefaults($args);
       self::$node = $node;
       // if we use locks, we want them to be distinct for each drupal user
       if (function_exists('profile_load_profile')) {
           // check we are in drupal
           global $user;
           data_entry_helper::$javascript .= "if (indicia && indicia.locks && indicia.locks.setUser) {\n        indicia.locks.setUser ('" . $user->uid . "');\n      }\n";
       }
       // hard-wire some 'dynamic' options to simplify the form. Todo: take out the dynamic code for these
       $args['subjectAccordion'] = false;
       $args['emailShow'] = false;
       $args['nameShow'] = false;
       $args['copyFromProfile'] = false;
       $args['multiple_subject_observation_mode'] = 'single';
       $args['extra_list_id'] = '';
       $args['occurrence_comment'] = false;
       $args['col_widths'] = '';
       $args['includeLocTools'] = false;
       $args['loctoolsLocTypeID'] = 0;
       $args['subject_observation_confidential'] = false;
       $args['observation_images'] = false;
       // Get authorisation tokens to update and read from the Warehouse.
       $auth = data_entry_helper::get_read_write_auth($args['website_id'], $args['password']);
       $svcUrl = self::warehouseUrl() . 'index.php/services';
       self::$auth = $auth;
       drupal_add_js(iform_media_folder_path() . 'js/jquery.form.js', 'module');
       $mode = isset($args['no_grid']) && $args['no_grid'] ? MODE_NEW_SAMPLE : MODE_GRID;
       // default mode when no grid set to false - display grid of existing data
       // mode MODE_EXISTING: display existing sample
       $loadedSampleId = null;
       $loadedSubjectObservationId = null;
       if ($_POST) {
           if (!array_key_exists('website_id', $_POST)) {
               // non Indicia POST, in this case must be the location allocations. add check to ensure we don't corrept the data by accident
               if (function_exists('iform_loctools_checkaccess') && iform_loctools_checkaccess($node, 'admin') && array_key_exists('mnhnld1', $_POST)) {
                   iform_loctools_deletelocations($node);
                   foreach ($_POST as $key => $value) {
                       $parts = explode(':', $key);
                       iform_loctools_insertlocation($node, $parts[2], $parts[1]);
                   }
               }
           } else {
               if (!is_null(data_entry_helper::$entity_to_load)) {
                   $mode = MODE_EXISTING;
                   // errors with new sample, entity populated with post, so display this data.
               }
           }
           // else valid save, so go back to gridview: default mode 0
       }
       if (array_key_exists('sample_id', $_GET) && $_GET['sample_id'] != '{sample_id}') {
           $mode = MODE_EXISTING;
           $loadedSampleId = $_GET['sample_id'];
       }
       if (array_key_exists('subject_observation_id', $_GET) && $_GET['subject_observation_id'] != '{subject_observation_id}') {
           $mode = MODE_EXISTING;
           // single subject_observation case
           $loadedSubjectObservationId = $_GET['subject_observation_id'];
           self::$subjectObservationIds = array($loadedSubjectObservationId);
       }
       if ($mode != MODE_EXISTING && array_key_exists('newSample', $_GET)) {
           $mode = MODE_NEW_SAMPLE;
           data_entry_helper::$entity_to_load = array();
       }
       // else default to mode MODE_GRID or MODE_NEW_SAMPLE depending on no_grid parameter
       self::$mode = $mode;
       // default mode  MODE_GRID : display grid of the samples to add a new one
       // or edit an existing one.
       if ($mode == MODE_GRID) {
           $r = '';
           // debug section
           if (!empty($args['debug_info']) && $args['debug_info']) {
               $r .= '<input type="button" value="Debug info" onclick="$(\'#debug-info-div\').slideToggle();" /><br />' . '<div id="debug-info-div" style="display: none;">';
               $r .= '<p>$_GET is:<br /><pre>' . print_r($_GET, true) . '</pre></p>';
               $r .= '<p>$_POST is:<br /><pre>' . print_r($_POST, true) . '</pre></p>';
               $r .= '<p>Entity to load is:<br /><pre>' . print_r(data_entry_helper::$entity_to_load, true) . '</pre></p>';
               $r .= '<p>Submission was:<br /><pre>' . print_r(self::$submission, true) . '</pre></p>';
               $r .= '<input type="button" value="Hide debug info" onclick="$(\'#debug-info-div\').slideToggle();" />';
               $r .= '</div>';
           }
           if (method_exists(get_called_class(), 'getHeaderHTML')) {
               $r .= call_user_func(array(get_called_class(), 'getHeaderHTML'), true, $args);
           }
           $attributes = data_entry_helper::getAttributes(array('valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $auth['read'], 'survey_id' => $args['survey_id']), false);
           $tabs = array('#sampleList' => lang::get('LANG_Main_Samples_Tab'));
           if ($args['includeLocTools'] && function_exists('iform_loctools_checkaccess') && iform_loctools_checkaccess($node, 'admin')) {
               $tabs['#setLocations'] = lang::get('LANG_Allocate_Locations');
           }
           if (method_exists(get_called_class(), 'getExtraGridModeTabs')) {
               $extraTabs = call_user_func(array(get_called_class(), 'getExtraGridModeTabs'), false, $auth['read'], $args, $attributes);
               if (is_array($extraTabs)) {
                   $tabs = $tabs + $extraTabs;
               }
           }
           if (count($tabs) > 1) {
               $r .= "<div id=\"controls\">" . data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => '#sampleList')) . "<div id=\"temp\"></div>";
               $r .= data_entry_helper::tab_header(array('tabs' => $tabs));
           }
           $r .= "<div id=\"sampleList\">" . call_user_func(array(get_called_class(), 'getSampleListGrid'), $args, $node, $auth, $attributes) . "</div>";
           if ($args['includeLocTools'] && function_exists('iform_loctools_checkaccess') && iform_loctools_checkaccess($node, 'admin')) {
               $r .= '
 <div id="setLocations">
   <form method="post">
     <input type="hidden" id="mnhnld1" name="mnhnld1" value="mnhnld1" /><table border="1"><tr><td></td>';
               $url = $svcUrl . '/data/location?mode=json&view=detail&auth_token=' . $auth['read']['auth_token'] . "&nonce=" . $auth['read']["nonce"] . "&parent_id=NULL&orderby=name" . (isset($args['loctoolsLocTypeID']) && $args['loctoolsLocTypeID'] != '' ? '&location_type_id=' . $args['loctoolsLocTypeID'] : '');
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entities = json_decode(curl_exec($session), true);
               $userlist = iform_loctools_listusers($node);
               foreach ($userlist as $uid => $a_user) {
                   $r .= '<td>' . $a_user->name . '</td>';
               }
               $r .= "</tr>";
               if (!empty($entities)) {
                   foreach ($entities as $entity) {
                       if (!$entity["parent_id"]) {
                           // only assign parent locations.
                           $r .= "<tr><td>" . $entity["name"] . "</td>";
                           $defaultuserids = iform_loctools_getusers($node, $entity["id"]);
                           foreach ($userlist as $uid => $a_user) {
                               $r .= '<td><input type="checkbox" name="location:' . $entity["id"] . ':' . $uid . (in_array($uid, $defaultuserids) ? '" checked="checked"' : '"') . '></td>';
                           }
                           $r .= "</tr>";
                       }
                   }
               }
               $r .= "</table>\n      <input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Location_Allocations') . "\" />\n    </form>\n  </div>";
           }
           if (method_exists(get_called_class(), 'getExtraGridModeTabs')) {
               $r .= call_user_func(array(get_called_class(), 'getExtraGridModeTabs'), true, $auth['read'], $args, $attributes);
           }
           if (count($tabs) > 1) {
               // close tabs div if present
               $r .= "</div>";
           }
           if (method_exists(get_called_class(), 'getTrailerHTML')) {
               $r .= call_user_func(array(get_called_class(), 'getTrailerHTML'), true, $args);
           }
           return $r;
       }
       // from this point on, we are MODE_EXISTING or MODE_NEW_SAMPLE
       if ($mode == MODE_EXISTING && is_null(data_entry_helper::$entity_to_load)) {
           // only load if not in error situation
           // Displaying an existing sample. If we know the subject_observation ID, and don't know the sample ID
           // then we must get the sample id from the subject_observation data.
           if ($loadedSubjectObservationId && !$loadedSampleId) {
               data_entry_helper::load_existing_record($auth['read'], 'subject_observation', $loadedSubjectObservationId);
               $loadedSampleId = data_entry_helper::$entity_to_load['subject_observation:sample_id'];
           }
           data_entry_helper::$entity_to_load = self::reload_form_data($loadedSampleId, $args, $auth);
       }
       // get the sample attributes
       $attrOpts = array('id' => data_entry_helper::$entity_to_load['sample:id'], 'valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $auth['read'], 'survey_id' => $args['survey_id']);
       // select only the custom attributes that are for this sample method or all sample methods, if this
       // form is for a specific sample method.
       if (!empty($args['sample_method_id'])) {
           $attrOpts['sample_method_id'] = $args['sample_method_id'];
       }
       $attributes = data_entry_helper::getAttributes($attrOpts, false);
       // Check if Recorder details is included as a control.
       // If so, remove the recorder attributes from the $attributes array so not output anywhere else.
       $arr = helper_base::explode_lines($args['structure']);
       if (in_array('[recorder details]', $arr)) {
           $attrCount = count($attributes);
           for ($i = 0; $i < $attrCount; $i++) {
               if (strcasecmp($attributes[$i]['caption'], 'first name') === 0 || strcasecmp($attributes[$i]['caption'], 'last name') === 0 || strcasecmp($attributes[$i]['caption'], 'email') === 0) {
                   unset($attributes[$i]);
               }
           }
       }
       //// Make sure the form action points back to this page
       $reload = data_entry_helper::get_reload_link_parts();
       unset($reload['params']['sample_id']);
       unset($reload['params']['subject_observation_id']);
       unset($reload['params']['newSample']);
       $reloadPath = $reload['path'];
       // don't url-encode the drupal path id using dirty url
       $pathParam = function_exists('variable_get') && variable_get('clean_url', 0) == '0' ? 'q' : '';
       if (count($reload['params'])) {
           if ($pathParam === 'q' && array_key_exists('q', $reload['params'])) {
               $reloadPath .= '?q=' . $reload['params']['q'];
               unset($reload['params']['q']);
               if (count($reload['params'])) {
                   $reloadPath .= '&' . http_build_query($reload['params']);
               }
           } else {
               $reloadPath .= '?' . http_build_query($reload['params']);
           }
       }
       $r = "<form method=\"post\" id=\"entry_form\" action=\"{$reloadPath}\">\n";
       // debug section
       if (!empty($args['debug_info']) && $args['debug_info']) {
           $r .= '<input type="button" value="Debug info" onclick="$(\'#debug-info-div\').slideToggle();" /><br />' . '<div id="debug-info-div" style="display: none;">';
           $r .= '<p>$_GET is:<br /><pre>' . print_r($_GET, true) . '</pre></p>';
           $r .= '<p>$_POST is:<br /><pre>' . print_r($_POST, true) . '</pre></p>';
           $r .= '<p>Entity to load is:<br /><pre>' . print_r(data_entry_helper::$entity_to_load, true) . '</pre></p>';
           $r .= '<p>Submission was:<br /><pre>' . print_r(self::$submission, true) . '</pre></p>';
           $r .= '<input type="button" value="Hide debug info" onclick="$(\'#debug-info-div\').slideToggle();" />';
           $r .= '</div>';
       }
       // reset button
       $r .= '<input type="button" class="ui-state-default ui-corner-all" value="' . lang::get('Abandon Form and Reload') . '" ' . 'onclick="window.location.href=\'' . url('node/' . $node->nid, array('query' => 'newSample')) . '\'">';
       // clear all padlocks button
       $r .= ' <input type="button" class="ui-state-default ui-corner-all" value="' . lang::get('Clear All Padlocks') . '" ' . 'onclick="if (indicia && indicia.locks) indicia.locks.unlockRegion(\'body\');">';
       // Get authorisation tokens to update the Warehouse, plus any other hidden data.
       $hiddens = $auth['write'] . "<input type=\"hidden\" id=\"read_auth_token\" name=\"read_auth_token\" value=\"" . $auth['read']['auth_token'] . "\" />\n" . "<input type=\"hidden\" id=\"read_nonce\" name=\"read_nonce\" value=\"" . $auth['read']['nonce'] . "\" />\n" . "<input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n" . "<input type=\"hidden\" id=\"survey_id\" name=\"survey_id\" value=\"" . $args['survey_id'] . "\" />\n";
       if (!empty($args['sample_method_id'])) {
           $hiddens .= '<input type="hidden" name="sample:sample_method_id" value="' . $args['sample_method_id'] . '"/>';
       }
       if (isset(data_entry_helper::$entity_to_load['sample:id'])) {
           $hiddens .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n";
       }
       // request automatic JS validation
       if (!isset($args['clientSideValidation']) || $args['clientSideValidation']) {
           data_entry_helper::enable_validation('entry_form');
           // override the default invalidHandler to activate the first accordion panels which has an error
           global $indicia_templates;
           $indicia_templates['invalid_handler_javascript'] = "function(form, validator) {\n          var tabselected=false;\n          var accordion\$=jQuery('.ui-accordion');\n          jQuery.each(validator.errorMap, function(ctrlId, error) {\n            // select the tab containing the first error control\n            var ctrl = jQuery('[name=' + ctrlId.replace(/:/g, '\\\\:').replace(/\\[/g, '\\\\[').replace(/]/g, '\\\\]') + ']');\n            if (!tabselected && typeof(tabs)!=='undefined') {\n              tabs.tabs('select',ctrl.filter('input,select').parents('.ui-tabs-panel')[0].id);\n              tabselected = true;\n            }\n            ctrl.parents('fieldset').removeClass('collapsed');\n            ctrl.parents('.fieldset-wrapper').show();\n            // for each accordion, activate the first panel which has an error\n            ctrl.parents('.ui-accordion-content').each(function (n) {\n              var acc\$ = \$(this).closest('.ui-accordion');\n              var accId = acc\$[0].id.replace(/:/g, '\\\\:').replace(/\\[/g, '\\\\[').replace(/]/g, '\\\\]');\n              if (accordion\$.is('#'+accId)) {\n                var header\$ = \$(this).prev('h3');\n                var accHeaderId = header\$.attr('id').replace(/:/g, '\\\\:').replace(/\\[/g, '\\\\[').replace(/]/g, '\\\\]');\n                acc\$.accordion('activate', '#'+accHeaderId);\n                accordion\$ = accordion\$.not('#'+accId);\n              }\n            });\n          });\n        }";
           // By default, validate doesn't validate any ':hidden' fields,
           // but we need to validate hidden with display: none; fields in accordions
           data_entry_helper::$javascript .= "jQuery.validator.setDefaults({ \n        ignore: \"input[type='hidden']\"\n      });\n";
       }
       if (method_exists(get_called_class(), 'getHeaderHTML')) {
           $r .= call_user_func(array(get_called_class(), 'getHeaderHTML'), true, $args);
       }
       if ($mode == MODE_EXISTING && ($loadedSampleId || $loadedSubjectObservationId)) {
           $existing = true;
       } else {
           $existing = false;
       }
       $hiddens .= get_user_profile_hidden_inputs($attributes, $args, $existing, $auth['read']);
       $customAttributeTabs = get_attribute_tabs($attributes);
       // remove added comment controls unless editing an existing sample
       if ($mode !== MODE_EXISTING || helper_base::$form_mode === 'ERRORS') {
           $controls = helper_base::explode_lines($args['structure']);
           $new_controls = array();
           foreach ($controls as $control) {
               if ($control !== '[show added sample comments]' && $control !== '[add sample comment]') {
                   $new_controls[] = $control;
               }
           }
           $args['structure'] = implode("\r\n", $new_controls);
       }
       $tabs = self::get_all_tabs($args['structure'], $customAttributeTabs);
       $r .= "<div id=\"controls\">\n";
       // Build a list of the tabs that actually have content
       $tabHtml = self::get_tab_html($tabs, $auth, $args, $attributes, $hiddens);
       // Output the dynamic tab headers
       if ($args['interface'] != 'one_page') {
           $headerOptions = array('tabs' => array());
           foreach ($tabHtml as $tab => $tabContent) {
               $alias = preg_replace('/[^a-zA-Z0-9]/', '', strtolower($tab));
               $tabtitle = lang::get("LANG_Tab_{$alias}");
               if ($tabtitle == "LANG_Tab_{$alias}") {
                   // if no translation provided, we'll just use the standard heading
                   $tabtitle = $tab;
               }
               $headerOptions['tabs']['#' . $alias] = $tabtitle;
           }
           $r .= data_entry_helper::tab_header($headerOptions);
           data_entry_helper::enable_tabs(array('divId' => 'controls', 'style' => $args['interface'], 'progressBar' => isset($args['tabProgress']) && $args['tabProgress'] == true));
       }
       // Output the dynamic tab content
       $pageIdx = 0;
       foreach ($tabHtml as $tab => $tabContent) {
           // get a machine readable alias for the heading
           $tabalias = preg_replace('/[^a-zA-Z0-9]/', '', strtolower($tab));
           $r .= '<div id="' . $tabalias . '">' . "\n";
           // For wizard include the tab title as a header.
           if ($args['interface'] == 'wizard') {
               $r .= '<h1>' . $headerOptions['tabs']['#' . $tabalias] . '</h1>';
           }
           $r .= $tabContent;
           // Add any buttons required at the bottom of the tab
           if ($args['interface'] == 'wizard') {
               $r .= data_entry_helper::wizard_buttons(array('divId' => 'controls', 'page' => $pageIdx === 0 ? 'first' : ($pageIdx == count($tabHtml) - 1 ? 'last' : 'middle')));
           } elseif ($pageIdx == count($tabHtml) - 1 && !($args['interface'] == 'tabs' && $args['save_button_below_all_pages'])) {
               // last part of a non wizard interface must insert a save button, unless it is tabbed interface with save button beneath all pages
               $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" id=\"save-button\" value=\"" . lang::get('LANG_Save') . "\" />\n";
           }
           $pageIdx++;
           $r .= "</div>\n";
       }
       $r .= "</div>\n";
       if ($args['interface'] == 'tabs' && $args['save_button_below_all_pages']) {
           $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" id=\"save-button\" value=\"" . lang::get('LANG_Save') . "\" />\n";
       }
       if (!empty(data_entry_helper::$validation_errors)) {
           $r .= data_entry_helper::dump_remaining_errors();
       }
       $r .= "</form>";
       if (method_exists(get_called_class(), 'getTrailerHTML')) {
           $r .= call_user_func(array(get_called_class(), 'getTrailerHTML'), true, $args);
       }
       return $r;
   }
   /**
    * Construct a grid of existing records.
    * @param array $args iform parameters.
    * @param object $node node being shown.
    * @param array $auth authentication tokens for accessing the warehouse.
    * @return string HTML for grid.
    */
   protected static function getGrid($args, $node, $auth)
   {
       $r = '';
       $attributeOpts = array('valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $auth['read'], 'survey_id' => $args['survey_id']);
       if (isset($args['sample_method_id'])) {
           $attributeOpts['sample_method_id'] = $args['sample_method_id'];
       }
       $attributes = data_entry_helper::getAttributes($attributeOpts, false);
       $tabs = array('#sampleList' => lang::get('LANG_Main_Samples_Tab'));
       // Add in a tab for the allocation of locations if this option was selected
       if ($args['includeLocTools'] && function_exists('iform_loctools_checkaccess') && iform_loctools_checkaccess($node, 'admin')) {
           $tabs['#setLocations'] = lang::get('LANG_Allocate_Locations');
       }
       // An option for derived classes to add in extra tabs
       if (method_exists(self::$called_class, 'getExtraGridModeTabs')) {
           $extraTabs = call_user_func(array(self::$called_class, 'getExtraGridModeTabs'), false, $auth['read'], $args, $attributes);
           if (is_array($extraTabs)) {
               $tabs = $tabs + $extraTabs;
           }
       }
       // Only actually need to show tabs if there is more than one
       if (count($tabs) > 1) {
           $active = isset($_GET['page']) ? '#setLocations' : '#sampleList';
           $r .= "<div id=\"controls\">" . data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => $active)) . "<div id=\"temp\"></div>";
           $r .= data_entry_helper::tab_header(array('tabs' => $tabs));
       }
       // Here is where we get the table of samples
       $r .= "<div id=\"sampleList\">" . call_user_func(array(self::$called_class, 'getSampleListGrid'), $args, $node, $auth, $attributes) . "</div>";
       // Add content to the Allocate Locations tab if this option was selected
       if ($args['includeLocTools'] && function_exists('iform_loctools_checkaccess') && iform_loctools_checkaccess($node, 'admin')) {
           $r .= '<div id="setLocations">';
           $url = data_entry_helper::$base_url . '/index.php/services/data/location?mode=json&view=detail' . '&auth_token=' . $auth['read']['auth_token'] . '&nonce=' . $auth['read']["nonce"] . "&parent_id=NULL&orderby=name" . "&columns=id,name" . (isset($args['loctoolsLocTypeID']) && $args['loctoolsLocTypeID'] != '' ? '&location_type_id=' . $args['loctoolsLocTypeID'] : '');
           if (!isset($options['loctoolsPageSize'])) {
               $options['loctoolsPageSize'] = 20;
           }
           $page = empty($_REQUEST['page']) ? 1 : $_REQUEST['page'];
           // starts at 1.
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entities = json_decode(curl_exec($session), true);
           $pages = ceil(count($entities) / $options['loctoolsPageSize']);
           // starts at 1
           $count = $page < $pages ? $options['loctoolsPageSize'] : (count($entities) - 1) % $options['loctoolsPageSize'] + 1;
           // number displayed on this page
           // build a jumper control:
           if ($pages > 1) {
               $reload = data_entry_helper::get_reload_link_parts();
               $r .= '<form method="GET" action="' . $reload['path'] . '">';
               if (count($reload['params'])) {
                   foreach ($reload['params'] as $param => $value) {
                       if ($param != "page") {
                           $r .= '<input type="hidden" name="' . $param . '" value="' . $value . '">';
                       }
                   }
               }
               $r .= '<label style="width:auto;" for="pageField">' . lang::get('Jump to page for location') . ':</label><select id="pageField" name="page"><option value="1">' . lang::get('Pick') . '</option>';
               foreach ($entities as $idx => $entity) {
                   $r .= '<option value="' . ceil(($idx + 1) / $options['loctoolsPageSize']) . '">' . $entity["name"] . '</option>';
               }
               $r .= "<input type=\"submit\" class=\"default-button\" value=\"" . lang::get('Go') . "\" /></form>\n";
               $r .= '<p>' . lang::get('You must save any changes made to data on this page before viewing any other page, otherwise those changes will be lost.') . "</p>\n";
           }
           $r .= '<form method="post"><input type="hidden" id="mnhnld1" name="mnhnld1" value="mnhnld1" /><input type="hidden" name="page" value="' . $page . '" />
 <div class="location-allocation-wrapper-outer" ><div class="location-allocation-wrapper-inner"><table border="1"></thead><tr><th class="freeze-first-col">' . lang::get('Location') . '</th>';
           // Main table body
           $userlist = iform_loctools_listusers($node);
           foreach ($userlist as $uid => $a_user) {
               $r .= '<th>' . $a_user->name . '</th>';
           }
           $r .= "</tr></thead><tbody>";
           if (!empty($entities)) {
               for ($i = 0; $i < $count; $i++) {
                   $entity = $entities[$i + ($page - 1) * $options['loctoolsPageSize']];
                   // only assign parent locations.
                   $r .= '<tr><td class="freeze-first-col">' . $entity["name"] . '</td>';
                   $defaultuserids = iform_loctools_getusers($node, $entity["id"]);
                   foreach ($userlist as $uid => $a_user) {
                       $r .= '<td><input type="hidden" name="location:' . $entity["id"] . ':' . $uid . '" value="0"><input type="checkbox" name="location:' . $entity["id"] . ':' . $uid . (in_array($uid, $defaultuserids) ? '" checked="checked"' : '"') . ' value="1"></td>';
                   }
                   $r .= "</tr>";
               }
           }
           $r .= "<tbody></table></div></div>\n";
           // build pager outside scrollable table.
           $numEachSide = 5;
           if ($pages > 1) {
               $path = iform_mnhnl_getReloadPath();
               $path .= (strpos($path, '?') === false ? '?' : '&') . 'page=';
               $r .= "<div class=\"pager ui-helper-clearfix\">";
               if ($page == 1) {
                   $r .= '<span class="ui-state-disabled pager-button">1</span>';
               } else {
                   $r .= '<a class="pager-button" href="' . $path . '1" rel="nofollow">1</a>';
               }
               if ($page - $numEachSide > 2) {
                   $r .= '...';
               }
               for ($i = max(2, $page - $numEachSide); $i <= min($pages - 1, $page + $numEachSide); $i++) {
                   if ($page == $i) {
                       $r .= ' <span class="ui-state-disabled pager-button">' . $i . '</span> ';
                   } else {
                       $r .= '<a class="pager-button" href="' . $path . $i . '" rel="nofollow">' . $i . '</a>';
                   }
               }
               if ($page + $numEachSide < $pages - 1) {
                   $r .= '...';
               }
               if ($page == $pages) {
                   $r .= '<span class="ui-state-disabled pager-button">' . $pages . '</span>';
               } else {
                   $r .= '<a class="pager-button" href="' . $path . $pages . '" rel="nofollow">' . $pages . '</a>';
               }
               $r .= "</div>";
           }
           $r .= '</table><input type="submit" class="default-button" value="' . lang::get('Save Location Allocations') . '" /></form></div>';
       }
       // Add content to extra tabs that derived classes may have added
       if (method_exists(self::$called_class, 'getExtraGridModeTabs')) {
           $r .= call_user_func(array(self::$called_class, 'getExtraGridModeTabs'), true, $auth['read'], $args, $attributes);
       }
       // Close tabs div if present
       if (count($tabs) > 1) {
           $r .= "</div>";
       }
       return $r;
   }
   /**
    * Return the generated form output.
    * @return Form HTML.
    */
   public static function get_form($args, $node, $response = null)
   {
       global $user;
       global $custom_terms;
       $logged_in = $user->uid > 0;
       $r = '';
       // Get authorisation tokens to update and read from the Warehouse.
       $auth = data_entry_helper::get_read_write_auth($args['website_id'], $args['password']);
       $readAuth = $auth['read'];
       $svcUrl = data_entry_helper::$base_url . '/index.php/services';
       drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/jquery.form.js', 'module');
       data_entry_helper::link_default_stylesheet();
       data_entry_helper::add_resource('jquery_ui');
       $language = iform_lang_iso_639_2($args['language']);
       if ($args['language'] != 'en') {
           data_entry_helper::add_resource('jquery_ui_' . $args['language']);
       }
       // If not logged in: Display an information message.
       // This form should only be called in POST mode when setting the location allocation.
       //  All other posting is now done via AJAX.
       // When invoked by GET there are the following modes:
       // No additional arguments: mode 0.
       // Additional argument - new : mode 1.
       // Additional argument - sample_id=<id> : mode 2.
       // Additional argument - occurrence_id=<id> : mode 3.
       // Additional arguments - merge_sample_id1=<id>&merge_sample_id2=<id> : mode 2.1
       $mode = 0;
       // default mode : output survey selector
       // mode 1: output the main Data Entry page: occurrence list or add/edit occurrence tabs hidden. "Survey" tab active
       // mode 2: output the main Data Entry page, display existing sample. Active tab determined by iform params. No occurence details filled in.
       // mode 2.1: sample 2 has all its occurrences merged into sample 1. sample 2 is then flagged as deleted. sample 1 is then viewed as in normal mode 2.
       // mode 3: output the main Data Entry page, display existing occurrence. "Edit Occurrence" tab active. Occurence details filled in.
       $surveyReadOnly = false;
       // On top of this, things can be flagged as readonly. RO mode 2+4 means no Add Occurrence tab.
       if (!$logged_in) {
           return lang::get('LANG_not_logged_in');
       }
       $parentSample = array();
       $parentLoadID = null;
       $childSample = array();
       $childLoadID = null;
       $thisOccID = -1;
       // IDs have to be >0, so this is outside the valid range
       // Load up attribute details
       $sample_walk_direction_id = self::getAttrID($auth, $args, 'sample', self::ATTR_WALK);
       $sample_reliability_id = self::getAttrID($auth, $args, 'sample', self::ATTR_RELIABILITY);
       $sample_visit_number_id = self::getAttrID($auth, $args, 'sample', self::ATTR_VISIT);
       $sample_wind_id = self::getAttrID($auth, $args, 'sample', self::ATTR_WIND);
       $sample_precipitation_id = self::getAttrID($auth, $args, 'sample', self::ATTR_RAIN);
       $sample_temperature_id = self::getAttrID($auth, $args, 'sample', self::ATTR_TEMP);
       $sample_cloud_id = self::getAttrID($auth, $args, 'sample', self::ATTR_CLOUD);
       $sample_start_time_id = self::getAttrID($auth, $args, 'sample', self::ATTR_START_TIME);
       $sample_end_time_id = self::getAttrID($auth, $args, 'sample', self::ATTR_END_TIME);
       $sample_closure_id = self::getAttrID($auth, $args, 'sample', self::ATTR_CLOSED);
       $uid_attr_id = self::getAttrID($auth, $args, 'sample', self::ATTR_UID);
       $email_attr_id = self::getAttrID($auth, $args, 'sample', self::ATTR_EMAIL);
       $username_attr_id = self::getAttrID($auth, $args, 'sample', self::ATTR_USERNAME);
       $occurrence_confidence_id = self::getAttrID($auth, $args, 'occurrence', self::ATTR_CONFIDENCE);
       $occurrence_count_id = self::getAttrID($auth, $args, 'occurrence', self::ATTR_COUNT);
       $occurrence_approximation_id = self::getAttrID($auth, $args, 'occurrence', self::ATTR_APPROXIMATION);
       $occurrence_territorial_id = self::getAttrID($auth, $args, 'occurrence', self::ATTR_TERRITORIAL);
       $occurrence_atlas_code_id = self::getAttrID($auth, $args, 'occurrence', self::ATTR_ATLAS_CODE);
       $occurrence_overflying_id = self::getAttrID($auth, $args, 'occurrence', self::ATTR_OVERFLYING);
       if (!$sample_closure_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_CLOSED . '" sample attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if (!$uid_attr_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_UID . '" sample attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if (!$email_attr_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_EMAIL . '" sample attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if (!$username_attr_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_USERNAME . '" sample attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if (!$sample_walk_direction_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_WALK . '" sample attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if (!$sample_visit_number_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_VISIT . '" sample attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if (!$occurrence_count_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_COUNT . '" occurrence attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if (!$occurrence_territorial_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_TERRITORIAL . '" occurrence attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if (!$occurrence_atlas_code_id) {
           return '<p>This form must be used with a survey which has the "' . self::ATTR_ATLAS_CODE . '" occurrence attribute allocated to it. Survey_id = ' . $args['survey_id'];
       }
       if ($_POST) {
           if (!array_key_exists('website_id', $_POST)) {
               // non Indicia POST, in this case must be the location allocations. add check to ensure we don't corrept the data by accident
               if (iform_loctools_checkaccess($node, 'admin') && array_key_exists('mnhnlbtw', $_POST)) {
                   iform_loctools_deletelocations($node);
                   foreach ($_POST as $key => $value) {
                       $parts = explode(':', $key);
                       if ($parts[0] == 'location' && $value) {
                           iform_loctools_insertlocation($node, $value, $parts[1]);
                       }
                   }
               }
           }
       } else {
           if (array_key_exists('merge_sample_id1', $_GET) && array_key_exists('merge_sample_id2', $_GET) && user_access($args['edit_permission'])) {
               $mode = 2;
               // first check can access the 2 samples given
               $parentLoadID = $_GET['merge_sample_id1'];
               $url = $svcUrl . '/data/sample/' . $parentLoadID . "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entity = json_decode(curl_exec($session), true);
               if (count($entity) == 0 || $entity[0]["parent_id"]) {
                   return '<p>' . lang::get('LANG_No_Access_To_Sample') . ' ' . $parentLoadID . '</p>';
               }
               // The check for id2 is slightly different: there is the possiblity that someone will F5/refresh their browser, after the transfer and delete have taken place.
               // In this case we carry on, but do not do the transfer and delete.
               $url = $svcUrl . '/data/sample/' . $_GET['merge_sample_id2'] . "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entity = json_decode(curl_exec($session), true);
               if (count($entity) > 0 && !$entity[0]["parent_id"]) {
                   // now get child samples and point to new parent.
                   $url = $svcUrl . '/data/sample?mode=json&view=detail&auth_token=' . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . '&parent_id=' . $_GET['merge_sample_id2'];
                   $session = curl_init($url);
                   curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
                   $entities = json_decode(curl_exec($session), true);
                   if (count($entities) > 0) {
                       foreach ($entities as $entity) {
                           $Model = data_entry_helper::wrap(array('id' => $entity['id'], 'parent_id' => $_GET['merge_sample_id1']), 'sample');
                           $request = data_entry_helper::$base_url . "/index.php/services/data/save";
                           $postargs = 'submission=' . json_encode($Model) . '&auth_token=' . $auth['write_tokens']['auth_token'] . '&nonce=' . $auth['write_tokens']['nonce'] . '&persist_auth=true';
                           $postresponse = data_entry_helper::http_post($request, $postargs, false);
                           // the response array will always feature an output, which is the actual response or error message. if it is not json format, assume error text, and json encode that.
                           $response = $postresponse['output'];
                           if (!json_decode($response, true)) {
                               return "<p>" . lang::get('LANG_Error_When_Moving_Sample') . ": id " . $entity['id'] . " : " . $response;
                           }
                       }
                   }
                   // finally delete the no longer used sample
                   $Model = data_entry_helper::wrap(array('id' => $_GET['merge_sample_id2'], 'deleted' => 'true'), 'sample');
                   $request = data_entry_helper::$base_url . "/index.php/services/data/save";
                   $postargs = 'submission=' . json_encode($Model) . '&auth_token=' . $auth['write_tokens']['auth_token'] . '&nonce=' . $auth['write_tokens']['nonce'] . '&persist_auth=true';
                   $postresponse = data_entry_helper::http_post($request, $postargs, false);
                   // the response array will always feature an output, which is the actual response or error message. if it is not json format, assume error text, and json encode that.
                   $response = $postresponse['output'];
                   if (!json_decode($response, true)) {
                       return "<p>" . lang::get('LANG_Error_When_Deleting_Sample') . ": id " . $entity['id'] . " : " . $response;
                   }
               }
           } else {
               if (array_key_exists('sample_id', $_GET)) {
                   $mode = 2;
                   $parentLoadID = $_GET['sample_id'];
               } else {
                   if (array_key_exists('occurrence_id', $_GET)) {
                       $mode = 3;
                       $childLoadID = $_GET['occurrence_id'];
                       $thisOccID = $childLoadID;
                   } else {
                       if (array_key_exists('new', $_GET)) {
                           $mode = 1;
                       }
                   }
               }
           }
           // else default to mode 0
       }
       // define language strings so they can be used for validation translation.
       data_entry_helper::$javascript .= "var translations = [\n";
       foreach ($custom_terms as $key => $value) {
           if (substr($key, 0, 4) != "LANG") {
               data_entry_helper::$javascript .= "  {key: \"" . $key . "\", translated: \"" . $value . "\"},\n";
           }
       }
       data_entry_helper::$javascript .= "];\n";
       // define layers for all maps.
       // each argument is a comma separated list eg:
       // "Name:Lux Outline,URL:http://localhost/geoserver/wms,LAYERS:indicia:nation2,SRS:EPSG:2169,FORMAT:image/png,minScale:0,maxScale:1000000,units:m";
       $optionsArray_Location = array();
       $options = explode(',', $args['locationLayer']);
       foreach ($options as $option) {
           $parts = explode(':', $option);
           $optionName = $parts[0];
           unset($parts[0]);
           $optionsArray_Location[$optionName] = implode(':', $parts);
       }
       // Work out list of locations this user can see.
       $locations = iform_loctools_listlocations($node);
       if ($locations != 'all') {
           data_entry_helper::$javascript .= "var locationList = [" . implode(',', $locations) . "];\n";
       }
       drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/hasharray.js', 'module');
       drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/jquery.datagrid.js', 'module');
       if (method_exists(get_called_class(), 'getHeaderHTML')) {
           $r .= call_user_func(array(get_called_class(), 'getHeaderHTML'), $args);
       }
       // Work out list of locations this user can see.
       // $locations = iform_loctools_listlocations($node);
       ///////////////////////////////////////////////////////////////////
       // default mode 0 : display a page with tabs for survey selector,
       // locations allocator and reports (last two require permissions)
       ///////////////////////////////////////////////////////////////////
       if ($mode == 0) {
           // If the user has permissions, add tabs so can choose to see
           // locations allocator
           $tabs = array('#surveyList' => lang::get('LANG_Surveys'));
           if (iform_loctools_checkaccess($node, 'admin')) {
               $tabs['#setLocations'] = lang::get('LANG_Allocate_Locations');
           }
           if (iform_loctools_checkaccess($node, 'superuser')) {
               $tabs['#downloads'] = lang::get('LANG_Download');
           }
           if (count($tabs) > 1) {
               $r .= "<div id=\"controls\">" . data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => '#surveyList')) . "<div id=\"temp\"></div>";
               $r .= data_entry_helper::tab_header(array('tabs' => $tabs));
           }
           if ($locations == 'all') {
               $useloclist = 'NO';
               $loclist = '-1';
           } else {
               // an empty list will cause an sql error, lids must be > 0, so push a -1 to prevent the error.
               if (empty($locations)) {
                   $locations[] = -1;
               }
               $useloclist = 'YES';
               $loclist = implode(',', $locations);
           }
           // Create the Survey list datagrid for this user.
           drupal_add_js("jQuery(document).ready(function(){\n  \$('div#smp_grid').indiciaDataGrid('rpt:reports_for_prebuilt_forms/MNHNL/mnhnl_btw_list_samples', {\n    indiciaSvc: '" . $svcUrl . "',\n    dataColumns: ['location_name', 'date', 'num_visit', 'num_occurrences', 'num_taxa'],\n    reportColumnTitles: {location_name : '" . lang::get('LANG_Transect') . "', date : '" . lang::get('LANG_Date') . "', num_visit : '" . lang::get('LANG_Visit_No') . "', num_occurrences : '" . lang::get('LANG_Num_Occurrences') . "', num_taxa : '" . lang::get('LANG_Num_Species') . "'},\n    actionColumns: {" . lang::get('LANG_Show') . " : \"" . url('node/' . $node->nid, array('query' => 'sample_id=£id£')) . "\"},\n    auth : { nonce : '" . $readAuth['nonce'] . "', auth_token : '" . $readAuth['auth_token'] . "'},\n    parameters : { survey_id : '" . $args['survey_id'] . "', visit_attr_id : '" . $sample_visit_number_id . "', closed_attr_id : '" . $sample_closure_id . "', use_location_list : '" . $useloclist . "', locations : '" . $loclist . "'},\n    itemsPerPage : 12,\n    condCss : {field : 'closed', value : '0', css: 'mnhnl-btw-highlight'},\n    cssOdd : ''\n  });\n});\n      ", 'inline');
           data_entry_helper::$javascript .= "\n// Create Layers.\nvar locationListLayer;\nmapInitialisationHooks.push(function (div) {\n      \"use strict\";";
           if ($locations == 'all' || $loclist != '-1') {
               data_entry_helper::$javascript .= "\n  var WMSoptions = {SERVICE: 'WMS', VERSION: '1.1.0', STYLES: '',\n        SRS: div.map.projection.proj.srsCode, /* Now takes it from map */\n        FORMAT: '" . $optionsArray_Location['FORMAT'] . "',\n        TRANSPARENT: 'true', ";
               if ($locations != 'all') {
                   // when given a restricted feature list we have to use the feature id to filter in order to not go over 2000 char limit on the URL
                   // Can only generate the feature id if we access a table directly, not through a view. Go direct to the locations table.
                   // don't need to worry about parent_id in this case as we know exactly which features we want.
                   // need to use btw_transects view for unrestricted so we can filter by parent_id=NULL.
                   $locFeatures = array();
                   foreach ($locations as $location) {
                       $locFeatures[] = "locations." . $location;
                   }
                   data_entry_helper::$javascript .= "\n        LAYERS: 'indicia:locations',\n        FEATUREID: '" . implode(',', $locFeatures) . "'";
               } else {
                   data_entry_helper::$javascript .= " LAYERS: '" . $optionsArray_Location['LAYERS'] . "', CQL_FILTER: 'website_id=" . $args['website_id'] . "'";
               }
               data_entry_helper::$javascript .= "\n  };\n  locationListLayer = new OpenLayers.Layer.WMS('" . $optionsArray_Location['Name'] . "',\n        '" . (function_exists(iform_proxy_url) ? iform_proxy_url($optionsArray_Location['URL']) : $optionsArray_Location['URL']) . "',\n        WMSoptions, {\n        minScale: " . $optionsArray_Location['minScale'] . ",\n        maxScale: " . $optionsArray_Location['maxScale'] . ",\n        units: '" . $optionsArray_Location['units'] . "',\n        isBaseLayer: false,\n        singleTile: true\n  });\n  div.map.addLayer(locationListLayer);\n});\n";
           }
           $r .= '
 <div id="surveyList" class="mnhnl-btw-datapanel"><div id="smp_grid"></div>
   <form><input type="button" value="' . lang::get('LANG_Add_Survey') . '" onclick="window.location.href=\'' . url('node/' . $node->nid, array('query' => 'new')) . '\'"></form></div>';
           // Add the locations allocator if user has admin rights.
           if (iform_loctools_checkaccess($node, 'admin')) {
               $r .= '
 <div id="setLocations" class="mnhnl-btw-datapanel">
   <form method="post">
     <input type="hidden" id="mnhnlbtw" name="mnhnlbtw" value="mnhnlbtw" />';
               $url = $svcUrl . '/data/location?mode=json&view=detail&auth_token=' . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "&parent_id=NULL&orderby=name&columns=id,name,parent_id";
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entities = json_decode(curl_exec($session), true);
               $userlist = iform_loctools_listusers($node);
               if (!empty($entities)) {
                   foreach ($entities as $entity) {
                       if (!$entity["parent_id"]) {
                           // only assign parent locations.
                           $r .= "\n<label for=\"location:" . $entity["id"] . "\">" . $entity["name"] . ":</label><select id=\"location:" . $entity["id"] . "\" name=\"location:" . $entity["id"] . "\"><option value=\"\" >&lt;" . lang::get('LANG_Not_Allocated') . "&gt;</option>";
                           $defaultuserid = iform_loctools_getuser($node, $entity["id"]);
                           foreach ($userlist as $uid => $a_user) {
                               $r .= "<option value=\"" . $uid . "\" " . ($uid == $defaultuserid ? 'selected="selected" ' : '') . ">" . $a_user->name . "</option>";
                           }
                           $r .= "</select>";
                       }
                   }
               }
               $r .= "\n      <input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('Save Location Allocations') . "\" />\n    </form>\n  </div>";
           }
           // Add the downloader if user has manager (superuser) rights.
           if (iform_loctools_checkaccess($node, 'superuser')) {
               $r .= '
 <div id="downloads" class="mnhnl-btw-datapanel">
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=reports_for_prebuilt_forms/MNHNL/mnhnl_btw_transect_direction_report.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv">
     <p>' . lang::get('LANG_Direction_Report') . '</p>
     <input type="hidden" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "direction_attr_id":' . $sample_walk_direction_id . ', "closed_attr_id":' . $sample_closure_id . '}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Direction_Report_Button') . '">
   </form>
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=reports_for_prebuilt_forms/MNHNL/mnhnl_btw_verified_data_report.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv">
     <p>' . lang::get('LANG_Verified_Data_Report') . '</p>
     <input type="hidden" name="params" value=\'{"survey_id":' . $args['survey_id'] . '}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Verified_Data_Report_Button') . '">
   </form>
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=reports_for_prebuilt_forms/MNHNL/mnhnl_btw_download_report_2.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv">
     <p>' . lang::get('LANG_Initial_Download') . '</p>
     <input type="hidden" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "closed_attr_id":' . $sample_closure_id . ', "download": "INITIAL", "quality": "!R", "occattrs": "' . $occurrence_confidence_id . ',' . $occurrence_count_id . ',' . $occurrence_approximation_id . ',' . $occurrence_territorial_id . ',' . $occurrence_atlas_code_id . ',' . $occurrence_overflying_id . '", "smpattrs" : "' . $sample_walk_direction_id . ',' . $sample_reliability_id . ',' . $sample_visit_number_id . ',' . $sample_wind_id . ',' . $sample_precipitation_id . ',' . $sample_temperature_id . ',' . $sample_cloud_id . ',' . $sample_start_time_id . ',' . $sample_end_time_id . ',' . $sample_closure_id . ',' . $uid_attr_id . ',' . $email_attr_id . ',' . $username_attr_id . '"}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Initial_Download_Button') . '">
   </form>
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=reports_for_prebuilt_forms/MNHNL/mnhnl_btw_download_report_2.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv">
     <p>' . lang::get('LANG_Confirm_Download') . '</p>
     <input type="hidden" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "closed_attr_id":' . $sample_closure_id . ', "download": "CONFIRM", "quality": "V", "occattrs": "' . $occurrence_confidence_id . ',' . $occurrence_count_id . ',' . $occurrence_approximation_id . ',' . $occurrence_territorial_id . ',' . $occurrence_atlas_code_id . ',' . $occurrence_overflying_id . '", "smpattrs" : "' . $sample_walk_direction_id . ',' . $sample_reliability_id . ',' . $sample_visit_number_id . ',' . $sample_wind_id . ',' . $sample_precipitation_id . ',' . $sample_temperature_id . ',' . $sample_cloud_id . ',' . $sample_start_time_id . ',' . $sample_end_time_id . ',' . $sample_closure_id . ',' . $uid_attr_id . ',' . $email_attr_id . ',' . $username_attr_id . '"}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Confirm_Download_Button') . '">
   </form>
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=reports_for_prebuilt_forms/MNHNL/mnhnl_btw_download_report_2.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv">
     <p>' . lang::get('LANG_Final_Download') . '</p>
     <input type="hidden" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "closed_attr_id":' . $sample_closure_id . ', "download": "FINAL", "quality": "V", "occattrs": "' . $occurrence_confidence_id . ',' . $occurrence_count_id . ',' . $occurrence_approximation_id . ',' . $occurrence_territorial_id . ',' . $occurrence_atlas_code_id . ',' . $occurrence_overflying_id . '", "smpattrs" : "' . $sample_walk_direction_id . ',' . $sample_reliability_id . ',' . $sample_visit_number_id . ',' . $sample_wind_id . ',' . $sample_precipitation_id . ',' . $sample_temperature_id . ',' . $sample_cloud_id . ',' . $sample_start_time_id . ',' . $sample_end_time_id . ',' . $sample_closure_id . ',' . $uid_attr_id . ',' . $email_attr_id . ',' . $username_attr_id . '"}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Final_Download_Button') . '">
   </form>
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=reports_for_prebuilt_forms/MNHNL/mnhnl_btw_download_report_2.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv">
     <p>' . lang::get('LANG_Complete_Final_Download') . '</p>
     <input type="hidden" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "closed_attr_id":' . $sample_closure_id . ', "download": "OFF", "quality": "NA", "occattrs": "' . $occurrence_confidence_id . ',' . $occurrence_count_id . ',' . $occurrence_approximation_id . ',' . $occurrence_territorial_id . ',' . $occurrence_atlas_code_id . ',' . $occurrence_overflying_id . '", "smpattrs" : "' . $sample_walk_direction_id . ',' . $sample_reliability_id . ',' . $sample_visit_number_id . ',' . $sample_wind_id . ',' . $sample_precipitation_id . ',' . $sample_temperature_id . ',' . $sample_cloud_id . ',' . $sample_start_time_id . ',' . $sample_end_time_id . ',' . $sample_closure_id . ',' . $uid_attr_id . ',' . $email_attr_id . ',' . $username_attr_id . '"}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Complete_Final_Download_Button') . '">
   </form>
 </div>';
           }
           // Create Map
           $options = iform_map_get_map_options($args, $readAuth);
           $olOptions = iform_map_get_ol_options($args);
           //      if($locations == 'all' || $loclist != '-1')
           //        $options['layers'] = array('locationListLayer');
           $options['searchLayer'] = 'false';
           $options['editLayer'] = 'false';
           $options['initialFeatureWkt'] = null;
           $options['proxy'] = '';
           $options['scroll_wheel_zoom'] = false;
           $options['width'] = 'auto';
           // TBD remove from arglist
           $r .= "<div class=\"mnhnl-btw-mappanel\">\n" . data_entry_helper::map_panel($options, $olOptions) . "</div>\n";
           data_entry_helper::$javascript .= "\n\$('#controls').bind('tabsshow', function(event, ui) {\n  var y = \$('.mnhnl-btw-datapanel:visible').outerHeight(true) + \$('.mnhnl-btw-datapanel:visible').position().top;\n  if(y < \$('.mnhnl-btw-mappanel').outerHeight(true)+ \$('.mnhnl-btw-mappanel').position().top){\n    y = \$('.mnhnl-btw-mappanel').outerHeight(true)+ \$('.mnhnl-btw-mappanel').position().top;\n  }\n  \$('#controls').height(y - \$('#controls').position().top);\n});\n";
           if (count($tabs) > 1) {
               // close tabs div if present
               $r .= "</div>";
           }
           if (method_exists(get_called_class(), 'getTrailerHTML')) {
               $r .= call_user_func(array(get_called_class(), 'getTrailerHTML'), $args);
           }
           return $r;
       }
       ///////////////////////////////////////////////////////////////////
       // At this point there are 3 modes:
       // Adding a new survey
       // editing/showing an existing survey
       // editing/showing an existing occurrence
       // First load the occurrence (and its position sample) if provided
       // Then load the parent sample if provided, or derived from occurrence.
       // $occReadOnly is set if the occurrence has been downloaded. Not even an admin user can modify it in this case.
       data_entry_helper::$javascript .= "\n// Create Layers.\nvar locationLayer, occListLayer, control;\nmapInitialisationHooks.push(function (div) {\n  \"use strict\";\n  // Create vector layers: one to display the location onto, and another for the occurrence list\n  // the default edit layer is used for the occurrences themselves\n  var locStyleMap = new OpenLayers.StyleMap({\n      'default': new OpenLayers.Style({\n        fillColor: 'Green',\n        strokeColor: 'Black',\n        fillOpacity: 0.2,\n        strokeWidth: 1\n  })});\n  locationLayer = new OpenLayers.Layer.Vector('" . lang::get("LANG_Location_Layer") . "', {styleMap: locStyleMap});\n  var occStyleMap = new OpenLayers.StyleMap({\n      'default': new OpenLayers.Style({\n        pointRadius: 3,\n        fillColor: 'Red',\n        fillOpacity: 0.3,\n        strokeColor: 'Red',\n        strokeWidth: 1\n  })});\n  occListLayer = new OpenLayers.Layer.Vector(\"" . lang::get("LANG_Occurrence_List_Layer") . "\", {styleMap: occStyleMap});\n  div.map.addLayer(locationLayer);\n  div.map.addLayer(occListLayer);\n  var control = new OpenLayers.Control.SelectFeature(occListLayer);\n  occListLayer.map.addControl(control);\n  function onPopupClose(evt) {\n    // 'this' is the popup.\n    control.unselect(this.feature);\n  }\n  function onFeatureSelect(evt) {\n    feature = evt.feature;\n    popup = new OpenLayers.Popup.FramedCloud(\"featurePopup\",\n               feature.geometry.getBounds().getCenterLonLat(),\n                             new OpenLayers.Size(100,100),\n                             feature.attributes.taxon + \" (\" + feature.attributes.count + \")\",\n                             null, true, onPopupClose);\n    feature.popup = popup;\n    popup.feature = feature;\n    feature.layer.map.addPopup(popup);\n  }\n  function onFeatureUnselect(evt) {\n    feature = evt.feature;\n    if (feature.popup) {\n        popup.feature = null;\n        feature.layer.map.removePopup(feature.popup);\n        feature.popup.destroy();\n        feature.popup = null;\n    }\n  }\n  occListLayer.events.on({\n    'featureselected': onFeatureSelect,\n    'featureunselected': onFeatureUnselect\n  });\n  control.activate();\n});\n";
       $occReadOnly = false;
       $childSample = array();
       if ($childLoadID) {
           // load the occurrence and its associated sample (which holds the position)
           $url = $svcUrl . '/data/occurrence/' . $childLoadID;
           $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entity = json_decode(curl_exec($session), true);
           if (count($entity) == 0) {
               return '<p>' . lang::get('LANG_No_Access_To_Occurrence') . '</p>';
           }
           foreach ($entity[0] as $key => $value) {
               $childSample['occurrence:' . $key] = $value;
           }
           if ($entity[0]['downloaded_flag'] == 'F') {
               // Final download complete, now readonly
               $occReadOnly = true;
           }
           $url = $svcUrl . '/data/sample/' . $childSample['occurrence:sample_id'];
           $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entity = json_decode(curl_exec($session), true);
           if (count($entity) == 0) {
               return '<p>' . lang::get('LANG_No_Access_To_Occurrence') . '</p>';
           }
           foreach ($entity[0] as $key => $value) {
               $childSample['sample:' . $key] = $value;
           }
           $childSample['sample:geom'] = '';
           // value received from db is not WKT, which is assumed by all the code.
           $childSample['taxon'] = $childSample['occurrence:taxon'];
           $parentLoadID = $childSample['sample:parent_id'];
       }
       $parentSample = array();
       if ($parentLoadID) {
           // load the container master sample
           $url = $svcUrl . '/data/sample/' . $parentLoadID;
           $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entity = json_decode(curl_exec($session), true);
           if (count($entity) == 0) {
               return '<p>' . lang::get('LANG_No_Access_To_Sample') . '</p>';
           }
           foreach ($entity[0] as $key => $value) {
               $parentSample['sample:' . $key] = $value;
           }
           if (is_array($locations) && !in_array($entity[0]["location_id"], $locations)) {
               return '<p>' . lang::get('LANG_No_Access_To_Location') . '</p>';
           }
           if ($entity[0]["parent_id"]) {
               return '<p>' . lang::get('LANG_No_Access_To_Sample') . '</p>';
           }
           $parentSample['sample:date'] = $parentSample['sample:date_start'];
           // bit of a bodge
           $childSample['sample:date'] = $parentSample['sample:date'];
           // enforce a match between child and parent sample dates
           // default values for attributes from DB are picked up automatically.
       }
       data_entry_helper::$entity_to_load = $parentSample;
       $attributes = data_entry_helper::getAttributes(array('id' => data_entry_helper::$entity_to_load['sample:id'], 'valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $readAuth));
       $closedFieldName = $attributes[$sample_closure_id]['fieldname'];
       $closedFieldValue = data_entry_helper::check_default_value($closedFieldName, array_key_exists('default', $attributes[$sample_closure_id]) ? $attributes[$sample_closure_id]['default'] : '0');
       // default is not closed
       if ($closedFieldValue == '') {
           $closedFieldValue = '0';
       }
       if ($closedFieldValue == '1' && !user_access($args['edit_permission'])) {
           // sample has been closed, no admin perms. Everything now set to read only.
           $surveyReadOnly = true;
           $disabledText = "disabled=\"disabled\"";
           $defAttrOptions = array('extraParams' => $readAuth, 'disabled' => $disabledText);
       } else {
           // sample editable. Admin users can modify closed samples.
           $disabledText = "";
           $defAttrOptions = array('extraParams' => $readAuth);
       }
       // with the AJAX code, we deal with the validation semi manually: Form name is meant be invalid as we only want code included.
       data_entry_helper::enable_validation(null);
       $r .= "<div id=\"controls\">\n";
       $activeTab = 'survey';
       // mode 1 = new Sample, display sample.
       if ($mode == 2) {
           // have specified a sample ID
           if ($args["on_edit_survey_nav"] == "survey") {
               $activeTab = 'survey';
           } else {
               if ($surveyReadOnly || $args["on_edit_survey_nav"] == "list") {
                   $activeTab = 'occurrenceList';
               } else {
                   $activeTab = 'occurrence';
               }
           }
           if ($surveyReadOnly) {
               data_entry_helper::$javascript .= "jQuery('#occ-form').hide();";
           }
       } else {
           if ($mode == 3) {
               // have specified an occurrence ID
               $activeTab = 'occurrence';
           }
       }
       // Set Up form tabs.
       $r .= data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => $activeTab));
       $r .= "<div id=\"temp\"></div>";
       $r .= data_entry_helper::tab_header(array('tabs' => array('#survey' => lang::get('LANG_Survey'), '#occurrence' => lang::get($surveyReadOnly || $occReadOnly ? 'LANG_Show_Occurrence' : (isset($childSample['sample:id']) ? 'LANG_Edit_Occurrence' : 'LANG_Add_Occurrence')), '#occurrenceList' => lang::get('LANG_Occurrence_List'))));
       // Set up main Survey Form.
       $r .= "<div id=\"survey\" class=\"mnhnl-btw-datapanel\">\n  <p id=\"read-only-survey\"><strong>" . lang::get('LANG_Read_Only_Survey') . "</strong></p>";
       if (user_access($args['edit_permission']) && array_key_exists('sample:id', data_entry_helper::$entity_to_load)) {
           // check for other surveys of same date/transect: only if admin user.
           $url = $svcUrl . '/data/sample?mode=json&view=detail&auth_token=' . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "&date_start=" . $parentSample['sample:date_start'] . "&location_id=" . $parentSample['sample:location_id'];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entity = json_decode(curl_exec($session), true);
           if (count($entity) > 1) {
               // ignore ourselves!
               $r .= "<div id=\"mergeSurveys\"><p><strong>" . lang::get('LANG_Found_Mergable_Surveys') . "</strong></p>";
               foreach ($entity as $survey) {
                   if ($survey['id'] != $parentSample['sample:id']) {
                       $r .= "<form action=\"" . url('node/' . $node->nid, array()) . "\" method=\"get\"><input type=\"submit\" value=\"" . lang::get('LANG_Merge_With_ID') . " " . $survey['id'] . "\"><input type=\"hidden\" name=\"merge_sample_id1\" value=\"" . $parentSample['sample:id'] . "\" /><input type=\"hidden\" name=\"merge_sample_id2\" value=\"" . $survey['id'] . "\" /></form>";
                   }
               }
               $r .= "</div>";
           }
       }
       $r .= "<form id=\"SurveyForm\" action=\"" . iform_ajaxproxy_url($node, 'sample') . "\" method=\"post\">\n    <input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n    <input type=\"hidden\" id=\"sample:survey_id\" name=\"sample:survey_id\" value=\"" . $args['survey_id'] . "\" />";
       if (array_key_exists('sample:id', data_entry_helper::$entity_to_load)) {
           $r .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n";
       } else {
           $r .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"\" disabled=\"disabled\" />\n";
           // GvB 19/Nov/2012 : change to user detail defaults
           // logic is now much simpler, and they are only included/created if the sample is new.
           $fieldName = $attributes[$uid_attr_id]['fieldname'];
           $fieldValue = data_entry_helper::check_default_value($fieldName, $user->uid);
           $r .= "<input type=\"hidden\" name=\"" . $fieldName . "\" value=\"" . $fieldValue . "\" />\n";
           $fieldName = $attributes[$email_attr_id]['fieldname'];
           $fieldValue = data_entry_helper::check_default_value($fieldName, $user->mail);
           $r .= "<input type=\"hidden\" name=\"" . $fieldName . "\" value=\"" . $fieldValue . "\" />\n";
           $fieldName = $attributes[$username_attr_id]['fieldname'];
           $fieldValue = data_entry_helper::check_default_value($fieldName, $user->name);
           $r .= "<input type=\"hidden\" name=\"" . $fieldName . "\" value=\"" . $fieldValue . "\" />\n";
       }
       $defAttrOptions['validation'] = array('required');
       if ($locations == 'all') {
           $locOptions = array_merge(array('label' => lang::get('LANG_Transect')), $defAttrOptions);
           $locOptions['extraParams'] = array_merge(array('parent_id' => 'NULL', 'view' => 'detail', 'orderby' => 'name'), $locOptions['extraParams']);
           $r .= data_entry_helper::location_select($locOptions);
       } else {
           // can't use location select due to location filtering.
           $r .= "<label for=\"imp-location\">" . lang::get('LANG_Transect') . ":</label>\n<select id=\"imp-location\" name=\"sample:location_id\" " . $disabled_text . " class=\" \"  >";
           $url = $svcUrl . '/data/location?mode=json&view=detail&parent_id=NULL&orderby=name&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth["nonce"];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entities = json_decode(curl_exec($session), true);
           if (!empty($entities)) {
               foreach ($entities as $entity) {
                   if (in_array($entity["id"], $locations)) {
                       if ($entity["id"] == data_entry_helper::$entity_to_load['sample:location_id']) {
                           $selected = 'selected="selected"';
                       } else {
                           $selected = '';
                       }
                       $r .= "<option value=\"" . $entity["id"] . "\" " . $selected . ">" . $entity["name"] . "</option>";
                   }
               }
           }
           $r .= "</select><span class=\"deh-required\">*</span><br />";
       }
       $languageFilteredAttrOptions = $defAttrOptions + array('language' => iform_lang_iso_639_2($args['language']));
       $r .= data_entry_helper::outputAttribute($attributes[$sample_walk_direction_id], $languageFilteredAttrOptions) . ($sample_reliability_id ? data_entry_helper::outputAttribute($attributes[$sample_reliability_id], $languageFilteredAttrOptions) : "<span style=\"display: none;\">Sample attribute '" . self::ATTR_RELIABILITY . "' not assigned to this survey</span>") . data_entry_helper::outputAttribute($attributes[$sample_visit_number_id], array_merge($languageFilteredAttrOptions, array('default' => 1, 'noBlankText' => true)));
       if (isset(data_entry_helper::$entity_to_load['sample:date']) && preg_match('/^(\\d{4})/', data_entry_helper::$entity_to_load['sample:date'])) {
           // Date has 4 digit year first (ISO style) - convert date to expected output format
           $d = new DateTime(data_entry_helper::$entity_to_load['sample:date']);
           data_entry_helper::$entity_to_load['sample:date'] = $d->format('d/m/Y');
       }
       if ($args['language'] != 'en') {
           data_entry_helper::add_resource('jquery_ui_' . $args['language']);
       }
       // this will autoload the jquery_ui resource. The date_picker does not have access to the args.
       if ($surveyReadOnly) {
           $r .= data_entry_helper::text_input(array_merge($defAttrOptions, array('label' => lang::get('LANG_Date'), 'fieldname' => 'sample:date', 'disabled' => $disabledText)));
       } else {
           $r .= data_entry_helper::date_picker(array('label' => lang::get('LANG_Date'), 'fieldname' => 'sample:date', 'class' => 'vague-date-picker'));
       }
       $r .= ($sample_wind_id ? data_entry_helper::outputAttribute($attributes[$sample_wind_id], $languageFilteredAttrOptions) : "<span style=\"display: none;\">Sample attribute '" . self::ATTR_WIND . "' not assigned to this survey</span>") . ($sample_precipitation_id ? data_entry_helper::outputAttribute($attributes[$sample_precipitation_id], $languageFilteredAttrOptions) : "<span style=\"display: none;\">Sample attribute '" . self::ATTR_RAIN . "' not assigned to this survey</span>") . ($sample_temperature_id ? data_entry_helper::outputAttribute($attributes[$sample_temperature_id], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix'))) . "<span class=\"attr-trailer\"> &deg;C</span><br />" : "<span style=\"display: none;\">Sample attribute '" . self::ATTR_TEMP . "' not assigned to this survey</span>") . ($sample_cloud_id ? data_entry_helper::outputAttribute($attributes[$sample_cloud_id], $defAttrOptions) : "<span style=\"display: none;\">Sample attribute '" . self::ATTR_CLOUD . "' not assigned to this survey</span>") . ($sample_start_time_id ? data_entry_helper::outputAttribute($attributes[$sample_start_time_id], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix'))) . "<span class=\"attr-trailer\"> hh:mm</span><br />" : "<span style=\"display: none;\">Sample attribute '" . self::ATTR_START_TIME . "' not assigned to this survey</span>") . ($sample_end_time_id ? data_entry_helper::outputAttribute($attributes[$sample_end_time_id], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix'))) . "<span class=\"attr-trailer\"> hh:mm</span><br />" : "<span style=\"display: none;\">Sample attribute '" . self::ATTR_END_TIME . "' not assigned to this survey</span>");
       data_entry_helper::$javascript .= "\njQuery('.attr-trailer').prev('br').remove();\n";
       unset($defAttrOptions['suffixTemplate']);
       unset($defAttrOptions['validation']);
       if (user_access($args['edit_permission'])) {
           //  users with admin permissions can override the closing of the
           // sample by unchecking the checkbox.
           // Because this is attached to the sample, we have to include the sample required fields in the
           // the post. This means they can't be disabled, so we enable all fields in this case.
           // Normal users can only set this to closed, and they do this using a button/hidden field.
           $r .= data_entry_helper::outputAttribute($attributes[$sample_closure_id], $defAttrOptions);
           // In addition admin users can delete a survey/sample.
           $r .= data_entry_helper::checkbox(array('label' => lang::get('Deleted'), 'fieldname' => 'sample:deleted', 'id' => 'main-sample-deleted'));
       } else {
           // hidden closed
           $r .= "<input type=\"hidden\" id=\"main-sample-closed\" name=\"" . $closedFieldName . "\" value=\"" . $closedFieldValue . "\" />\n";
       }
       data_entry_helper::$javascript .= "\n\$.validator.messages.required = \"" . lang::get('validation_required') . "\";\n\$.validator.defaults.onsubmit = false; // override default - so that we handle all submission validation.\n";
       if (!$surveyReadOnly) {
           // NB that we don't even include the buttons when readonly.
           data_entry_helper::$javascript .= "\njQuery('#read-only-survey').hide();\njQuery('#ro-sur-occ-warn').hide();\n";
           $r .= "<input type=button id=\"close1\" class=\"ui-state-default ui-corner-all \" value=\"" . lang::get('LANG_Save_Survey_Details') . "\";\n        onclick=\"var result = \$('#SurveyForm input').valid();\n          var result2 = \$('#SurveyForm select').valid();\n          if (!result || !result2) {\n              return;\n            }\n            jQuery('#close1').addClass('loading-button');\n            jQuery('#SurveyForm').submit();\">\n";
           if (!user_access($args['edit_permission'])) {
               if ($mode == 1) {
                   data_entry_helper::$javascript .= "jQuery('#close2').hide();\n";
               }
               $r .= "<input type=button id=\"close2\" class=\"ui-state-default ui-corner-all \" value=\"" . lang::get('LANG_Save_Survey_And_Close') . "\"\n        onclick=\"if(confirm('" . lang::get('LANG_Close_Survey_Confirm') . "')){\n          var result = \$('#SurveyForm input').valid();\n          var result2 = \$('#SurveyForm select').valid();\n          if (!result || !result2) {\n              return;\n            }\n            jQuery('#main-sample-closed').val('1');\n            jQuery('#close2').addClass('loading-button');\n            jQuery('#SurveyForm').submit();\n          };\">\n";
           }
       }
       $r .= "</form></div>\n";
       data_entry_helper::$javascript .= "\nalertIndiciaError = function(data){\n\tvar errorString = \"" . lang::get('LANG_Indicia_Warehouse_Error') . "\";\n\tif(data.error){\terrorString = errorString + ' : ' + data.error;\t}\n\tif(data.errors){\n\t\tfor (var i in data.errors){\n\t\t\terrorString = errorString + ' : ' + data.errors[i];\n\t\t}\n\t}\n\talert(errorString);\n\t// the most likely cause is authentication failure - eg the read authentication has timed out.\n\t// prevent further use of the form:\n\t\$('.loading-panel').remove();\n\t\$('.loading-hide').removeClass('loading-hide');\n};\nerrorPos = null;\nclearErrors = function(formSel) {\n\tjQuery(formSel).find('.inline-error').remove();\n\terrorPos = null;\n};\nmyScrollTo = function(selector){\n\tjQuery(selector).filter(':visible').each(function(){\n\t\tif(errorPos == null || jQuery(this).offset().top < errorPos){\n\t\t\terrorPos = jQuery(this).offset().top;\n\t\t\twindow.scroll(0,errorPos);\n\t\t}\n\t});\n};\nmyScrollToError = function(){\n\tjQuery('.inline-error,.error').filter(':visible').prev().each(function(){\n\t\tif(errorPos == null || jQuery(this).offset().top < errorPos){\n\t\t\terrorPos = jQuery(this).offset().top;\n\t\t\twindow.scroll(0,errorPos);\n\t\t}\n\t});\n};\njQuery('#SurveyForm').ajaxForm({\n\tasync: false,\n\tdataType:  'json',\n    beforeSubmit:   function(data, obj, options){\n    \tvar valid = true;\n    \tclearErrors('form#SurveyForm');\n    \tif (!jQuery('form#SurveyForm > input').valid()) {\n\t\t\tmyScrollToError();\n  \t\t\tjQuery('.loading-button').removeClass('loading-button');\n\t\t\treturn false;\n  \t\t};\n  \t\tSurveyFormRetVal = true;\n  \t\tif(jQuery('#main-sample-deleted:checked').length == 0){ // only do check if not deleting\n          jQuery.ajax({ // now check if there are any other samples with this combination of date and location\n            type: 'GET',\n            url: \"" . $svcUrl . "/data/sample?mode=json&view=detail\" +\n                \"&nonce=" . $readAuth['nonce'] . "&auth_token=" . $readAuth['auth_token'] . "\" +\n                \"&orderby=id&callback=?&location_id=\"+jQuery('#imp-location').val()+\"&date_start=\"+jQuery('#SurveyForm [name=sample\\:date]').val(),\n            data: {},\n            success: function(detData) {\n              for(i=0, j=0; i< detData.length; i++){\n                if(detData[i].id != jQuery('#SurveyForm [name=sample\\:id]').val()) j++;\n              }\n              if(j) {\n              \tSurveyFormRetVal = confirm(\"" . lang::get('LANG_Survey_Already_Exists') . "\");\n              }\n            },\n            dataType: 'json',\n            async: false\n          });\n        }\n\t\treturn SurveyFormRetVal;\n\t},\n    success:   function(data){\n       // this will leave all the fields populated.\n       \tif(data.success == 'multiple records' && data.outer_table == 'sample'){\n          jQuery('#occ-form').show();\n          jQuery('#na-occ-warn,#mergeSurveys').hide();";
       if (!user_access($args['edit_permission'])) {
           // don't need to worry about record_status value for non admins as they can't modify when closed.
           data_entry_helper::$javascript .= "\n          if(jQuery('#main-sample-closed').val() == '1'){\n            jQuery('#read-only-survey,#ro-sur-occ-warn').show();\n            jQuery('#close1,#close2,#occ-form').hide(); //can't enter any more occurrences\n            jQuery('#SurveyForm').children().attr('disabled','disabled');\n          };\n";
       } else {
           data_entry_helper::$javascript .= "\n          jQuery('#occurrence\\\\:record_status').val(jQuery('#smpAttr\\\\:" . $attributes[$sample_closure_id]['attributeId'] . ":checked').length > 0 ? 'C' : 'I');\n          if(jQuery('#main-sample-deleted:checked').length > 0){\n            jQuery('#return-to-main').click();\n            return;\n          };\n";
       }
       data_entry_helper::$javascript .= "// If sample_id filled in -> we have a previously saved collection, so possibly have subsamples.\nif(jQuery('#SurveyForm > input[name=sample\\:id]').val() != ''){\n    // Put up warning dialogue that we are checking the subsamples: include a progress bar: set to zero%.\n    var dialog = \$('<span id=\"subsample-progress-span\"><p>'+\"" . lang::get('Please wait whilst some data integrity checks are carried out.') . "\"+'</p><div id=\"subsample-progress\"></div></span>').dialog({ title: \"" . lang::get('Checks') . "\", zIndex: 4000 });\n    jQuery('#subsample-progress').progressbar({value: 0});\n    jQuery.ajax({ // get all subsamples/occurrences to check if the dates match\n            type: 'GET',\n            url: \"" . $svcUrl . "/report/requestReport?report=library/occurrences/occurrences_list_for_parent_sample.xml&reportSource=local&mode=json&nonce=" . $readAuth['nonce'] . "&auth_token=" . $readAuth['auth_token'] . "\" +\n                \"&callback=?&sample_id=\"+data.outer_id+\"&survey_id=&date_from=&date_to=&taxon_group_id=&smpattrs=&occattrs=\",\n            data: {},\n            success: function(subData) {\n              jQuery('#subsample-progress').data('max',subData.length+1);\n              var mainDate = \$.datepicker.formatDate('yy-mm-dd', jQuery('#SurveyForm > input[name=sample\\:date]').datepicker(\"getDate\"));\n              for(i=0; i< subData.length; i++){ // loop through all subsamples\n                jQuery('#subsample-progress').progressbar('option','value',(i+1)*100/jQuery('#subsample-progress').data('max'));\n                var values = {};\n                var url = '';\n                // Check if date on subsamples matches supersample date: if not set up a post array for the sample, with correct date.\n                if(subData[i].date_start != mainDate){\n                  values['sample:id']=subData[i].sample_id;\n                  values['sample:date']=mainDate;\n                  url=\"" . iform_ajaxproxy_url($node, 'sample') . "\";\n                }\n";
       // Send AJAX request to set occurrence to 'C' if closed : use sync
       if (!user_access($args['edit_permission'])) {
           data_entry_helper::$javascript .= "                if(jQuery('#main-sample-closed').val() == '1'){\n";
       } else {
           data_entry_helper::$javascript .= "                if(jQuery('#smpAttr\\\\:" . $attributes[$sample_closure_id]['attributeId'] . ":checked').length > 0){\n";
       }
       // If records are already verified, they are left verified, as if the records themselves are saved
       // they will flagged as no longer verified: But have to force a re verification if date is changed.
       data_entry_helper::$javascript .= "\n                  if(subData[i].record_status == 'I' || typeof values['sample:id'] != 'undefined'){\n                    values['occurrence:id']=subData[i].occurrence_id;\n                    values['occurrence:record_status']='C';\n                    url=(url == '' ? \"" . iform_ajaxproxy_url($node, 'occurrence') . "\" : \"" . iform_ajaxproxy_url($node, 'smp-occ') . "\");\n                  }\n                } else { // any occurrences on unclosed collections must be flagged as 'I' - reopening unverifies.\n                  if(subData[i].record_status != 'I'){\n                    values['occurrence:id']=subData[i].occurrence_id;\n                    values['occurrence:record_status']='I';\n                    url=(url == '' ? \"" . iform_ajaxproxy_url($node, 'occurrence') . "\" : \"" . iform_ajaxproxy_url($node, 'smp-occ') . "\");\n                  }\n                }\n                if(url!=''){\n                  values['website_id']=" . $args['website_id'] . ";\n                  jQuery.ajax({ type: 'POST', url: url, data: values, dataType: 'json', async: false});\n                }\n              }\n            },\n            dataType: 'json',\n            async: false\n    });\n    dialog.dialog('close');\n    dialog.dialog('destroy');\n    jQuery('#subsample-progress-span').remove();\n}\n\n\t\t\twindow.scroll(0,0);\n            jQuery('#SurveyForm > input[name=sample\\:id]').removeAttr('disabled').val(data.outer_id);\n            jQuery('#occ-form > input[name=sample\\:parent_id]').val(data.outer_id);\n            jQuery('#occ-form > input[name=sample\\:date]').val(jQuery('#SurveyForm > input[name=sample\\:date]').val());\n            loadAttributes('sample_attribute_value', 'sample_attribute_id', 'sample_id', data.outer_id, 'smpAttr');\n            switch(\"" . $args["on_save_survey_nav"] . "\"){\n\t\t\t\tcase \"list\":\n\t\t\t\t\tvar a = \$('ul.ui-tabs-nav a')[2];\n\t\t\t\t\t\$(a).click();\n\t\t\t\t\tbreak;\n\t\t\t\tcase \"survey\":\n\t\t\t\t\tbreak;\n\t\t\t\tdefault:";
       if (!user_access($args['edit_permission'])) {
           data_entry_helper::$javascript .= "\n\t\t\t\t\tif(jQuery('#main-sample-closed').val() == 0){\n\t\t\t\t\t\tvar a = \$('ul.ui-tabs-nav a')[1];\n\t\t\t\t\t\t\$(a).click();\n\t\t\t\t\t};";
       } else {
           data_entry_helper::$javascript .= "\n\t\t\t\t\tvar a = \$('ul.ui-tabs-nav a')[1];\n\t\t\t\t\t\$(a).click();";
       }
       data_entry_helper::$javascript .= "\n\t\t\t\t\tbreak;\n\t\t\t}\n        } else {\n\t\t\tif(data.error){\n\t\t\t\tvar lastIndex = data.error.lastIndexOf('Validation error');\n    \t\t\tif (lastIndex != -1 && lastIndex  == (data.error.length - 16)){\n\t\t\t\t\tif(data.errors){\n\t\t\t\t\t\t// TODO translation\n\t\t\t\t\t\tfor (i in data.errors){\n\t\t\t\t\t\t\tvar label = \$('<p/>').addClass('inline-error').html(data.errors[i]);\n\t\t\t\t\t\t\tlabel.insertAfter('[name='+i+']');\n\t\t\t\t\t\t}\n\t\t\t\t\t\tmyScrollToError();\n\t\t\t\t\t\treturn;\n  \t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\talertIndiciaError(data);\n        }\n\t},\n    complete: function (){\n  \t\tjQuery('.loading-button').removeClass('loading-button');\n  \t}\n});\n// In this case, all the samples attributes are on the survey tab, and all the occurrence attributes are on the occurrence tab. No need to worry about getting the correct form.\nloadAttributes = function(attributeTable, attributeKey, key, keyValue, prefix){\n    jQuery.ajax({\n        type: \"GET\",\n        url: \"" . $svcUrl . "/data/\" + attributeTable + \"?mode=json&view=list\" +\n        \t\"&reset_timeout=true&nonce=" . $readAuth['nonce'] . "&auth_token=" . $readAuth['auth_token'] . "\" +\n   \t\t\t\"&\" + key + \"=\" + keyValue + \"&callback=?\",\n        data: {},\n        success: (function(attrPrefix, attrKey) {\n          var retVal = function(attrdata) {\n            if(!(attrdata instanceof Array)){\n              alertIndiciaError(attrdata);\n            } else if (attrdata.length>0) {\n              for (var i=0;i<attrdata.length;i++){\n                // in all cases if the attribute already has the <prefix>:<X>:<Y> format name we leave. Other wise we update <prefix>:<X> to <prefix>:<X>:<Y>\n                // We leave all values unchanged.\n                // need to be careful about Cloud: this is a drop down, but it is not language specific: the termlist is\n                // always in english, so the iso won't match.\n                if (attrdata[i].id){\n                  if (attrdata[i].iso == null || attrdata[i].iso == '') // no iso - not a look up.\n                    jQuery('[name='+attrPrefix+'\\:'+attrdata[i][attrKey]+']').attr('name', attrPrefix+':'+attrdata[i][attrKey]+':'+attrdata[i].id);\n                  else {\n                    if (attrdata[i].iso == '" . $language . "') // this is our actual language so OK\n                      jQuery('[name='+attrPrefix+'\\:'+attrdata[i][attrKey]+']').attr('name', attrPrefix+':'+attrdata[i][attrKey]+':'+attrdata[i].id);\n                    else {// not our language: look up all the other attrs, and if we don't find one of this id for our language, use this one.\n                      var found = false;\n                      for (var j=0;j<attrdata.length;j++)\n                        found = found || (i!=j && attrdata[i][attrKey] == attrdata[j][attrKey] && attrdata[j].iso == '" . $language . "');\n                      if(!found)\n                        jQuery('[name='+attrPrefix+'\\:'+attrdata[i][attrKey]+']').attr('name', attrPrefix+':'+attrdata[i][attrKey]+':'+attrdata[i].id);\n                    }\n                  }\n                }\n              }\n            }};\n          return retVal;\n          })(prefix, attributeKey),\n\t\tdataType: 'json',\n\t    async: false\n\t});\n}";
       // Set up Occurrence List tab: don't include when creating a new sample as it will have no occurrences
       // Grid populated at a later point
       $r .= "<div id=\"occurrenceList\" class=\"mnhnl-btw-datapanel\"><div id=\"occ_grid\"></div>\n  <form method=\"post\" action=\"" . data_entry_helper::$base_url . "/index.php/services/report/requestReport?report=reports_for_prebuilt_forms/MNHNL/mnhnl_btw_occurrences_report.xml&reportSource=local&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth['nonce'] . "&mode=csv\">\n    <input type=\"hidden\" id=\"params\" name=\"params\" value='{\"survey_id\":" . $args['survey_id'] . ", \"sample_id\":" . data_entry_helper::$entity_to_load['sample:id'] . "}' />\n    <input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Download_Occurrences') . "\">\n  </form></div>";
       if ($occReadOnly) {
           // NB that we don't even include the buttons when readonly.
           data_entry_helper::$javascript .= "\njQuery('#ro-occ-occ-warn').show();\njQuery('#ro-sur-occ-warn').hide();\n";
       } else {
           data_entry_helper::$javascript .= "\njQuery('#ro-occ-occ-warn').hide();\n";
       }
       if ($mode == 1) {
           data_entry_helper::$javascript .= "jQuery('#occ-form').hide();";
       } else {
           data_entry_helper::$javascript .= "jQuery('#na-occ-warn').hide();";
       }
       // Set up Occurrence tab: don't allow entry of a new occurrence until after top level sample is saved.
       data_entry_helper::$entity_to_load = $childSample;
       $attributes = data_entry_helper::getAttributes(array('id' => data_entry_helper::$entity_to_load['occurrence:id'], 'valuetable' => 'occurrence_attribute_value', 'attrtable' => 'occurrence_attribute', 'key' => 'occurrence_id', 'fieldprefix' => 'occAttr', 'extraParams' => $readAuth));
       $extraParams = $readAuth + array('taxon_list_id' => $args['list_id'], 'view' => 'detail', 'query' => urlencode(json_encode(array('in' => array('language_iso', array('lat', iform_lang_iso_639_2($args['language'])))))));
       if ($occReadOnly) {
           // if the occurrence has been downloaded, no one can modify it.
           $disabledText = "disabled=\"disabled\"";
           $defAttrOptions['disabled'] = $disabledText;
       }
       $species_ctrl_args = array('label' => lang::get('LANG_Species'), 'fieldname' => 'occurrence:taxa_taxon_list_id', 'table' => 'taxa_taxon_list', 'captionField' => 'taxon', 'valueField' => 'id', 'columns' => 2, 'extraParams' => $extraParams, 'disabled' => $disabledText, 'defaultCaption' => data_entry_helper::$entity_to_load['occurrence:taxon']);
       $r .= "  <div id=\"occurrence\" class=\"mnhnl-btw-datapanel\">\n    <p id=\"ro-occ-occ-warn\"><strong>" . lang::get('LANG_Read_Only_Occurrence') . "</strong></p>\n    <p id=\"ro-sur-occ-warn\"><strong>" . lang::get('LANG_Read_Only_Survey') . "</strong></p>\n    <p id=\"na-occ-warn\"><strong>" . lang::get('LANG_Page_Not_Available') . "</strong></p>\n    <form method=\"post\" id=\"occ-form\" action=\"" . iform_ajaxproxy_url($node, 'smp-occ') . "\" >\n    <input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n    <input type=\"hidden\" id=\"sample:survey_id\" name=\"sample:survey_id\" value=\"" . $args['survey_id'] . "\" />\n    <input type=\"hidden\" id=\"sample:parent_id\" name=\"sample:parent_id\" value=\"" . $parentSample['sample:id'] . "\" />\n    <input type=\"hidden\" id=\"sample:date\" name=\"sample:date\" value=\"" . data_entry_helper::$entity_to_load['sample:date'] . "\" />\n    <input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n    <input type=\"hidden\" id=\"occurrence:id\" name=\"occurrence:id\" value=\"" . data_entry_helper::$entity_to_load['occurrence:id'] . "\" />\n    <input type=\"hidden\" id=\"occurrence:record_status\" name=\"occurrence:record_status\" value=\"" . ($closedFieldValue == '0' ? 'I' : 'C') . "\" />\n    <input type=\"hidden\" id=\"occurrence:downloaded_flag\" name=\"occurrence:downloaded_flag\" value=\"N\" />\n    " . data_entry_helper::autocomplete($species_ctrl_args) . "\n    " . ($occurrence_confidence_id ? data_entry_helper::outputAttribute($attributes[$occurrence_confidence_id], array_merge($languageFilteredAttrOptions, array('noBlankText' => ''))) : "<span style=\"display: none;\">Occurrence attribute '" . self::ATTR_CONFIDENCE . "' not assigned to this survey</span>") . "\n    " . data_entry_helper::sref_and_system(array('label' => lang::get('LANG_Spatial_ref'), 'systems' => array('2169' => 'Luref (Gauss Luxembourg)'))) . "\n    <p>" . lang::get('LANG_Click_on_map') . "</p>\n    " . data_entry_helper::outputAttribute($attributes[$occurrence_count_id], array_merge($defAttrOptions, array('default' => 1))) . "\n    " . ($occurrence_approximation_id ? data_entry_helper::outputAttribute($attributes[$occurrence_approximation_id], $defAttrOptions) : "<span style=\"display: none;\">Occurrence attribute '" . self::ATTR_APPROXIMATION . "' not assigned to this survey</span>") . "\n    " . data_entry_helper::outputAttribute($attributes[$occurrence_territorial_id], array_merge($defAttrOptions, array('default' => 1, 'id' => 'occ-territorial'))) . "\n    " . data_entry_helper::outputAttribute($attributes[$occurrence_atlas_code_id], $languageFilteredAttrOptions) . "\n    " . ($occurrence_overflying_id ? data_entry_helper::outputAttribute($attributes[$occurrence_overflying_id], $defAttrOptions) : "<span style=\"display: none;\">Occurrence attribute '" . self::ATTR_OVERFLYING . "' not assigned to this survey</span>") . "\n    " . data_entry_helper::textarea(array('label' => lang::get('LANG_Comment'), 'fieldname' => 'occurrence:comment', 'disabled' => $disabledText));
       if (!$surveyReadOnly && !$occReadOnly) {
           if ($mode == 3) {
               $r .= data_entry_helper::checkbox(array('label' => lang::get('Delete'), 'fieldname' => 'sample:deleted', 'id' => 'occ-sample-deleted'));
           }
           $r .= "<input type=\"submit\" id=\"occ-submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Occurrence_Details') . "\" />";
       }
       $r .= "  </form>\n";
       data_entry_helper::$javascript .= "\n// because of ID tracking it is easier to rebuild entire list etc.\nretriggerGrid = function(){\n  \$('div#occ_grid').empty();\n  occListLayer.destroyFeatures();\n  activateAddList = 1;\n  thisOccID = -1;\n  \$('div#occ_grid').indiciaDataGrid('rpt:reports_for_prebuilt_forms/MNHNL/mnhnl_btw_list_occurrences', {\n    indiciaSvc: '" . $svcUrl . "',\n    dataColumns: ['taxon', 'territorial', 'count'],\n    reportColumnTitles: {taxon : '" . lang::get('LANG_Species') . "', territorial : '" . lang::get('LANG_Territorial') . "', count : '" . lang::get('LANG_Count') . "'},\n    actionColumns: {'" . lang::get('LANG_Show') . "' : \"" . url('node/' . $node->nid, array('query' => 'occurrence_id=£id£')) . "\",\n            '" . lang::get('LANG_Highlight') . "' : \"script:highlight(£id£);\"},\n    auth : { nonce : '" . $readAuth['nonce'] . "', auth_token : '" . $readAuth['auth_token'] . "'},\n    parameters : { survey_id : '" . $args['survey_id'] . "',\n            parent_id : jQuery('#SurveyForm [name=sample\\:id]').val(),\n            territorial_attr_id : '" . $occurrence_territorial_id . "',\n            count_attr_id : '" . $occurrence_count_id . "'},\n    itemsPerPage : 12,\n    callback : addListFeature ,\n    cssOdd : ''\n  });\n}\n\njQuery('#occ-form').ajaxForm({\n\tasync: false,\n\tdataType:  'json',\n    beforeSubmit:   function(data, obj, options){\n    \tvar valid = true;\n    \tclearErrors('form#occ-form');\n    \tif (!jQuery('form#occ-form > input').valid()) { valid = false; }\n    \tif (!jQuery('form#occ-form > select').valid()) { valid = false; }\n    \tif(!valid) {\n\t\t\tmyScrollToError();\n\t\t\treturn false;\n\t\t};\n\t\tjQuery('#occ-submit').addClass('loading-button');\n\t\treturn true;\n\t},\n    success:   function(data){\n       // this will leave all the fields populated.\n       \tif(data.success == 'multiple records' && data.outer_table == 'sample'){\n\t\t\twindow.scroll(0,0);\n\t\t\t// cant use reset form, as returns it to original values: if this was called with occurrence_id =<x> then it would repopulate with original occurrence's values\n\t\t\t// website_id, survey_id, record_status, downloaded_flag, sample:entered_sref_system are constants and are left alone. parent_id, date are only set referring to parent sample.\n\t\t\tjQuery('form#occ-form').find('[name^=occAttr\\:]').each(function(){\n\t\t\t\tvar name = jQuery(this).attr('name').split(':');\n\t\t\t\tjQuery(this).attr('name', name[0]+':'+name[1]);\n\t\t\t});\n\t\t\tjQuery('form#occ-form').find('[name=occurrence\\:id],[name=sample\\:id]').val('').attr('disabled', 'disabled');\n\t\t\tjQuery('form#occ-form').find('[name=occurrence\\:taxa_taxon_list_id],[name=occurrence\\:taxa_taxon_list_id\\:taxon],[name=sample\\:entered_sref],[name=sample\\:geom],[name=occurrence\\:comment]').val('');\n\t\t\tjQuery('form#occ-form').find('[name=occAttr\\:" . $occurrence_confidence_id . "]').find('option').removeAttr('selected');\n\t\t\tjQuery('form#occ-form').find('[name=occAttr\\:" . $occurrence_count_id . "]').val('1');\n\t\t\tjQuery('form#occ-form').find('input[name=occAttr\\:" . $occurrence_approximation_id . "],input[name=occAttr\\:" . $occurrence_overflying_id . "]').removeAttr('checked','checked');\n\t\t\tjQuery('form#occ-form').find('#occ-territorial').attr('checked','checked');\n\t\t\tjQuery('label[for=occ-sample-deleted]').remove(); // sample deleted only applicable when editing an existing occurrence. After saving reverts to Add Occurreence: no delete. Remove label then actual checkbox\n\t\t\tjQuery('form#occ-form').find('[name=sample\\:deleted]').remove(); // This removes both parts of the checkbox.\n\t\t\tsetAtlasStatus();\n\t\t\tretriggerGrid();\n\t\t\tlocationLayer.map.editLayer.destroyFeatures();\n\t\t\tvar a = \$('ul.ui-tabs-nav a')[1];\n\t\t\t\$(a).empty().html('<span>" . lang::get('LANG_Add_Occurrence') . "</span>');\n\t\t\tswitch(\"" . $args["on_save_occurrence_nav"] . "\"){\n\t\t\t\tcase \"list\":\n\t\t\t\t\ta = \$('ul.ui-tabs-nav a')[2];\n\t\t\t\t\t\$(a).click();\n\t\t\t\t\tbreak;\n\t\t\t\tcase \"survey\":\n\t\t\t\t\ta = \$('ul.ui-tabs-nav a')[0];\n\t\t\t\t\t\$(a).click();\n\t\t\t\t\tbreak;\n\t\t\t\tdefault:\n\t\t\t\t\tbreak;\n\t\t\t}\n        } else {\n\t\t\tif(data.error){\n\t\t\t\tvar lastIndex = data.error.lastIndexOf('Validation error');\n    \t\t\tif (lastIndex != -1 && lastIndex  == (data.error.length - 16)){\n\t\t\t\t\tif(data.errors){\n\t\t\t\t\t\t// TODO translation\n\t\t\t\t\t\tfor (i in data.errors){\n\t\t\t\t\t\t\tvar label = \$('<p/>').addClass('inline-error').html(data.errors[i]);\n\t\t\t\t\t\t\tlabel.insertAfter('[name='+i+']');\n\t\t\t\t\t\t}\n\t\t\t\t\t\tmyScrollToError();\n\t\t\t\t\t\treturn;\n  \t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\talertIndiciaError(data);\n        }\n\t},\n    complete: function (){\n  \t\tjQuery('.loading-button').removeClass('loading-button');\n  \t}\n});\nsetAtlasStatus = function() {\n  if (jQuery(\"#occ-territorial:checked\").length == 0) {\n      jQuery(\"select[name=occAttr\\:" . $occurrence_atlas_code_id . "],select[name^=occAttr\\:" . $occurrence_atlas_code_id . "\\:]\").val('');\n  } else {\n      if(jQuery(\"select[name=occAttr\\:" . $occurrence_atlas_code_id . "],select[name^=occAttr\\:" . $occurrence_atlas_code_id . "\\:]\").val() == '') {\n        // Find the BB02 option (depends on the language what val it has)\n        var bb02;\n        jQuery.each(jQuery(\"select[name=occAttr\\:" . $occurrence_atlas_code_id . "],select[name^=occAttr\\:" . $occurrence_atlas_code_id . "\\:]\").find('option'), function(index, option) {\n          if (option.text.substr(0,4)=='BB02') {\n            bb02 = option.value;\n            return; // just from the each loop\n          }\n        });\n        jQuery(\"select[name=occAttr\\:" . $occurrence_atlas_code_id . "],select[name^=occAttr\\:" . $occurrence_atlas_code_id . "\\:]\").val(bb02);\n      }\n  }\n};\njQuery(\"#occ-territorial\").change(setAtlasStatus);\nif(\$.browser.msie) {\n    jQuery(\"#occ-territorial\").click(function() {\n        \$(this).change();\n    });\n}\n\n";
       if ($mode != 3) {
           data_entry_helper::$javascript .= "setAtlasStatus();\n";
       }
       // reset the atlas when not looking at a old occurrence.
       $r .= '</div>';
       // add map panel.
       $options = iform_map_get_map_options($args, $readAuth);
       $olOptions = iform_map_get_ol_options($args);
       // $options['layers'] = array('locationLayer', 'occListLayer');
       $options['searchLayer'] = 'false';
       $options['initialFeatureWkt'] = null;
       $options['proxy'] = '';
       $options['scroll_wheel_zoom'] = false;
       $options['width'] = 'auto';
       // TBD remove from arglist
       $r .= "<div class=\"mnhnl-btw-mappanel\">\n";
       $r .= data_entry_helper::map_panel($options, $olOptions);
       // for timing reasons, all the following has to be done after the map is loaded.
       // 1) feature selector for occurrence list must have the map present to attach the control
       // 2) location placer must have the location layer populated and the map present in
       //    order to zoom the map into the location.
       // 3) occurrence list feature adder must have map present in order to zoom into any
       //    current selection.
       data_entry_helper::$onload_javascript .= "\n\n\nlocationChange = function(obj){\n  locationLayer.destroyFeatures();\n  if(obj.value != ''){\n    jQuery.getJSON(\"" . $svcUrl . "\" + \"/data/location/\"+obj.value +\n      \"?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "\" +\n      \"&callback=?\", function(data) {\n            if (data.length>0) {\n              var parser = new OpenLayers.Format.WKT();\n              for (var i=0;i<data.length;i++)\n        {\n          if(data[i].centroid_geom){\n            " . self::readBoundaryJs('data[i].centroid_geom', $args['map_projection']) . "\n            feature.style = {label: data[i].name,\n\t\t\t\t\t\t     strokeColor: \"Green\",\n                             strokeWidth: 2,\n                             fillOpacity: 0};\n            centre = feature.geometry.getCentroid();\n            centrefeature = new OpenLayers.Feature.Vector(centre, {}, {label: data[i].name});\n            locationLayer.addFeatures([feature, centrefeature]);\n          }\n          if(data[i].boundary_geom){\n            " . self::readBoundaryJs('data[i].boundary_geom', $args['map_projection']) . "\n            feature.style = {strokeColor: \"Blue\", strokeWidth: 2};\n            locationLayer.addFeatures([feature]);\n          }\n          locationLayer.map.zoomToExtent(locationLayer.getDataExtent());\n        }\n      }\n    });\n     jQuery.getJSON(\"" . $svcUrl . "\" + \"/data/location\" +\n      \"?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "&callback=?&parent_id=\"+obj.value, function(data) {\n            if (data.length>0) {\n              var parser = new OpenLayers.Format.WKT();\n              for (var i=0;i<data.length;i++)\n        {\n          if(data[i].centroid_geom){\n            " . self::readBoundaryJs('data[i].centroid_geom', $args['map_projection']) . "\n            locationLayer.addFeatures([feature]);\n          }\n          if(data[i].boundary_geom){\n            " . self::readBoundaryJs('data[i].boundary_geom', $args['map_projection']) . "\n            feature.style = {label: data[i].name,\n              labelAlign: \"cb\",\n              strokeColor: \"Blue\",\n                        strokeWidth: 2};\n            locationLayer.addFeatures([feature]);\n           }\n         }\n      }\n        });\n  }\n};\n// upload location initial value into map.\njQuery('#imp-location').each(function(){\n  locationChange(this);\n});\njQuery('#imp-location').unbind('change');\njQuery('#imp-location').change(function(){\n  locationChange(this);\n});\nvar selected = \$('#controls').tabs('option', 'selected');\n\n// Only leave the click control activated for edit/add occurrence tab.\nif(selected != 1){\n    locationLayer.map.editLayer.clickControl.deactivate();\n}\n\$('#controls').bind('tabsshow', function(event, ui) {\n        if(ui.index == 1)\n        {\n         locationLayer.map.editLayer.clickControl.activate();\n        }\n        else\n        {\n         locationLayer.map.editLayer.clickControl.deactivate();\n        }\n    }\n);\nactivateAddList = 1;\nthisOccID = " . $thisOccID . ";\naddListFeature = function(div, r, record, count) {\n  if(activateAddList == 0)\n    return;\n  if(r == count)\n    activateAddList = 0;\n    var parser = new OpenLayers.Format.WKT();\n    " . self::readBoundaryJs('record.geom', $args['map_projection']) . "\n    if(record.id != thisOccID || 1==" . ($surveyReadOnly ? 1 : 0) . " || 1==" . ($occReadOnly ? 1 : 0) . "){\n      feature.attributes.id = record.id;\n      feature.attributes.taxon = record.taxon;\n      feature.attributes.count = record.count;\n      occListLayer.addFeatures([feature]);\n      if(record.id == " . $thisOccID . "){\n        var bounds=feature.geometry.getBounds();\n        locationLayer.map.setCenter(bounds.getCenterLonLat());\n      }\n    } else {\n      locationLayer.map.editLayer.destroyFeatures();\n      locationLayer.map.editLayer.addFeatures([feature]);\n      var bounds=feature.geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      locationLayer.map.setCenter(centre);\n    }\n};\nhighlight = function(id){\n  if(id == " . $thisOccID . "){\n    if(occListLayer.map.editLayer.features.length > 0){\n      var bounds=occListLayer.map.editLayer.features[0].geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      occListLayer.map.setCenter(centre);\n      return;\n    }\n  }\n  for(var i = 0; i < occListLayer.features.length; i++){\n    if(occListLayer.features[i].attributes.id == id){\n      control.unselectAll();\n      var bounds=occListLayer.features[i].geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      occListLayer.map.setCenter(centre);\n      control.select(occListLayer.features[i]);\n      return;\n    }\n  }\n}\n";
       if ($mode != 1) {
           data_entry_helper::$onload_javascript .= "\n\$('div#occ_grid').indiciaDataGrid('rpt:reports_for_prebuilt_forms/MNHNL/mnhnl_btw_list_occurrences', {\n    indiciaSvc: '" . $svcUrl . "',\n    dataColumns: ['taxon', 'territorial', 'count'],\n    reportColumnTitles: {taxon : '" . lang::get('LANG_Species') . "', territorial : '" . lang::get('LANG_Territorial') . "', count : '" . lang::get('LANG_Count') . "'},\n    actionColumns: {'" . lang::get('LANG_Show') . "' : \"" . url('node/' . $node->nid, array('query' => 'occurrence_id=£id£')) . "\",\n            '" . lang::get('LANG_Highlight') . "' : \"script:highlight(£id£);\"},\n    auth : { nonce : '" . $readAuth['nonce'] . "', auth_token : '" . $readAuth['auth_token'] . "'},\n    parameters : { survey_id : '" . $args['survey_id'] . "',\n            parent_id : '" . $parentSample['sample:id'] . "',\n            territorial_attr_id : '" . $occurrence_territorial_id . "',\n            count_attr_id : '" . $occurrence_count_id . "'},\n    itemsPerPage : 12,\n    callback : addListFeature ,\n    cssOdd : ''\n  });\n\n// activateAddList = 0;\n\n";
       }
       $r .= "</div><div><form><input id=\"return-to-main\" type=\"button\" value=\"" . lang::get('LANG_Return') . "\" onclick=\"window.location.href='" . url('node/' . $node->nid, array('query' => 'Main')) . "'\"></form></div></div>\n";
       if (method_exists(get_called_class(), 'getTrailerHTML')) {
           $r .= call_user_func(array(get_called_class(), 'getTrailerHTML'), $args);
       }
       return $r;
   }
   /**
    * Return the generated form output.
    * @return Form HTML.
    */
   public static function get_form($args, $node)
   {
       define("MODE_GRID", 0);
       define("MODE_NEW_SAMPLE", 1);
       define("MODE_EXISTING", 2);
       self::parse_defaults($args);
       self::getArgDefaults($args);
       global $user;
       $logged_in = $user->uid > 0;
       self::$node = $node;
       // Get authorisation tokens to update and read from the Warehouse.
       $auth = data_entry_helper::get_read_write_auth($args['website_id'], $args['password']);
       $svcUrl = data_entry_helper::$base_url . '/index.php/services';
       self::$auth = $auth;
       $mode = isset($args['no_grid']) && $args['no_grid'] ? MODE_NEW_SAMPLE : MODE_GRID;
       // default mode when no grid set to false - display grid of existing data
       // mode MODE_EXISTING: display existing sample
       $loadedSampleId = null;
       $loadedOccurrenceId = null;
       if ($_POST) {
           if (!array_key_exists('website_id', $_POST)) {
               // non Indicia POST, in this case must be the location allocations. add check to ensure we don't corrept the data by accident
               if (function_exists('iform_loctools_checkaccess') && iform_loctools_checkaccess($node, 'admin') && array_key_exists('mnhnld1', $_POST)) {
                   iform_loctools_deletelocations($node);
                   foreach ($_POST as $key => $value) {
                       $parts = explode(':', $key);
                       iform_loctools_insertlocation($node, $parts[2], $parts[1]);
                   }
               }
           } else {
               if (!is_null(data_entry_helper::$entity_to_load)) {
                   $mode = MODE_EXISTING;
                   // errors with new sample, entity populated with post, so display this data.
               }
           }
           // else valid save, so go back to gridview: default mode 0
       }
       if (array_key_exists('sample_id', $_GET) && $_GET['sample_id'] != '{sample_id}') {
           $mode = MODE_EXISTING;
           $loadedSampleId = $_GET['sample_id'];
       }
       if (array_key_exists('occurrence_id', $_GET) && $_GET['occurrence_id'] != '{occurrence_id}') {
           $mode = MODE_EXISTING;
           $loadedOccurrenceId = $_GET['occurrence_id'];
           self::$occurrenceIds = array($loadedOccurrenceId);
       }
       if ($mode != MODE_EXISTING && array_key_exists('newSample', $_GET)) {
           $mode = MODE_NEW_SAMPLE;
           data_entry_helper::$entity_to_load = array();
       }
       // else default to mode MODE_GRID or MODE_NEW_SAMPLE depending on no_grid parameter
       self::$mode = $mode;
       // default mode  MODE_GRID : display grid of the samples to add a new one
       // or edit an existing one.
       if ($mode == MODE_GRID) {
           $r = '';
           $attributes = data_entry_helper::getAttributes(array('valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $auth['read'], 'survey_id' => $args['survey_id']), false);
           $tabs = array('#sampleList' => lang::get('LANG_Main_Samples_Tab'));
           if ($args['includeLocTools'] && function_exists('iform_loctools_checkaccess') && iform_loctools_checkaccess($node, 'admin')) {
               $tabs['#setLocations'] = lang::get('LANG_Allocate_Locations');
           }
           if (method_exists(get_called_class(), 'getExtraGridModeTabs')) {
               $extraTabs = call_user_func(array(get_called_class(), 'getExtraGridModeTabs'), false, $auth['read'], $args, $attributes);
               if (is_array($extraTabs)) {
                   $tabs = $tabs + $extraTabs;
               }
           }
           if (count($tabs) > 1) {
               $r .= "<div id=\"controls\">" . data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => '#sampleList')) . "<div id=\"temp\"></div>";
               $r .= data_entry_helper::tab_header(array('tabs' => $tabs));
           }
           $r .= "<div id=\"sampleList\">" . call_user_func(array(get_called_class(), 'getSampleListGrid'), $args, $node, $auth, $attributes) . "</div>";
           if ($args['includeLocTools'] && function_exists('iform_loctools_checkaccess') && iform_loctools_checkaccess($node, 'admin')) {
               $r .= '
 <div id="setLocations">
   <form method="post">
     <input type="hidden" id="mnhnld1" name="mnhnld1" value="mnhnld1" /><table border="1"><tr><td></td>';
               $url = $svcUrl . '/data/location?mode=json&view=detail&auth_token=' . $auth['read']['auth_token'] . "&nonce=" . $auth['read']["nonce"] . "&parent_id=NULL&orderby=name";
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entities = json_decode(curl_exec($session), true);
               $userlist = iform_loctools_listusers($node);
               foreach ($userlist as $uid => $a_user) {
                   $r .= '<td>' . $a_user->name . '</td>';
               }
               $r .= "</tr>";
               if (!empty($entities)) {
                   foreach ($entities as $entity) {
                       if (!$entity["parent_id"]) {
                           // only assign parent locations.
                           $r .= "<tr><td>" . $entity["name"] . "</td>";
                           $defaultuserids = iform_loctools_getusers($node, $entity["id"]);
                           foreach ($userlist as $uid => $a_user) {
                               $r .= '<td><input type="checkbox" name="location:' . $entity["id"] . ':' . $uid . (in_array($uid, $defaultuserids) ? '" checked="checked"' : '"') . '></td>';
                           }
                           $r .= "</tr>";
                       }
                   }
               }
               $r .= "</table>\n      <input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Location_Allocations') . "\" />\n    </form>\n  </div>";
           }
           if (method_exists(get_called_class(), 'getExtraGridModeTabs')) {
               $r .= call_user_func(array(get_called_class(), 'getExtraGridModeTabs'), true, $auth['read'], $args, $attributes);
           }
           if (count($tabs) > 1) {
               // close tabs div if present
               $r .= "</div>";
           }
           return $r;
       }
       if ($mode == MODE_EXISTING && is_null(data_entry_helper::$entity_to_load)) {
           // only load if not in error situation
           data_entry_helper::$entity_to_load = array();
           // Displaying an existing sample. If we know the occurrence ID, and don't know the sample ID or are displaying just one occurrence
           // rather than a grid of occurrences then we must load the occurrence data to get the sample id.
           if ($loadedOccurrenceId && (!$loadedSampleId || !self::getGridMode($args))) {
               data_entry_helper::load_existing_record($auth['read'], 'occurrence', $loadedOccurrenceId);
               // Get the sample ID for the occurrence. This overwrites it if supply in GET but did not match the occurrence's sample
               $loadedSampleId = data_entry_helper::$entity_to_load['occurrence:sample_id'];
               if (self::getGridMode($args)) {
                   // in grid mode, we only needed to load the occurrence to find out the sample id.
                   data_entry_helper::$entity_to_load = array();
               }
           }
           if ($loadedSampleId) {
               data_entry_helper::load_existing_record($auth['read'], 'sample', $loadedSampleId);
           }
       }
       // attributes must be fetched after the entity to load is filled in - this is because the id gets filled in then!
       $attrOpts = array('id' => data_entry_helper::$entity_to_load['sample:id'], 'valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $auth['read'], 'survey_id' => $args['survey_id']);
       // select only the custom attributes that are for this sample method or all sample methods, if this
       // form is for a specific sample method.
       if (!empty($args['sample_method_id'])) {
           $attrOpts['sample_method_id'] = $args['sample_method_id'];
       }
       $attributes = data_entry_helper::getAttributes($attrOpts, false);
       //// Make sure the form action points back to this page
       $reload = data_entry_helper::get_reload_link_parts();
       unset($reload['params']['sample_id']);
       unset($reload['params']['occurrence_id']);
       unset($reload['params']['newSample']);
       $reloadPath = $reload['path'];
       if (count($reload['params'])) {
           $reloadPath .= '?' . http_build_query($reload['params']);
       }
       $r = "<form method=\"post\" id=\"entry_form\" action=\"{$reloadPath}\">\n";
       // Get authorisation tokens to update the Warehouse, plus any other hidden data.
       $hiddens = $auth['write'] . "<input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n" . "<input type=\"hidden\" id=\"survey_id\" name=\"survey_id\" value=\"" . $args['survey_id'] . "\" />\n";
       if (!empty($args['sample_method_id'])) {
           $hiddens .= '<input type="hidden" name="sample:sample_method_id" value="' . $args['sample_method_id'] . '"/>';
       }
       if (isset(data_entry_helper::$entity_to_load['sample:id'])) {
           $hiddens .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n";
       }
       if (isset(data_entry_helper::$entity_to_load['occurrence:id'])) {
           $hiddens .= "<input type=\"hidden\" id=\"occurrence:id\" name=\"occurrence:id\" value=\"" . data_entry_helper::$entity_to_load['occurrence:id'] . "\" />\n";
       }
       // Check if Record Status is included as a control. If not, then add it as a hidden.
       $arr = explode("\r\n", $args['structure']);
       if (!in_array('[record status]', $arr)) {
           $value = isset($args['defaults']['occurrence:record_status']) ? $args['defaults']['occurrence:record_status'] : 'C';
           $hiddens .= "<input type=\"hidden\" id=\"occurrence:record_status\" name=\"occurrence:record_status\" value=\"{$value}\" />\n";
       }
       // request automatic JS validation
       if (!isset($args['clientSideValidation']) || $args['clientSideValidation']) {
           data_entry_helper::enable_validation('entry_form');
       }
       // If logged in, output some hidden data about the user
       if (isset($args['copyFromProfile']) && $args['copyFromProfile'] == true) {
           self::profile_load_all_profile($user);
       }
       foreach ($attributes as &$attribute) {
           $attrPropName = 'profile_' . strtolower(str_replace(' ', '_', $attribute['caption']));
           if (isset($args['copyFromProfile']) && $args['copyFromProfile'] == true && isset($user->{$attrPropName})) {
               if ($args['nameShow'] == true) {
                   $attribute['default'] = $user->{$attrPropName};
               } else {
                   // profile attributes are not displayed as the user is logged in
                   $attribute['handled'] = true;
                   $attribute['value'] = $user->{$attrPropName};
               }
           } elseif (strcasecmp($attribute['caption'], 'cms user id') == 0) {
               if ($logged_in) {
                   $attribute['value'] = $user->uid;
               }
               $attribute['handled'] = true;
               // user id attribute is never displayed
           } elseif (strcasecmp($attribute['caption'], 'cms username') == 0) {
               if ($logged_in) {
                   $attribute['value'] = $user->name;
               }
               $attribute['handled'] = true;
               // username attribute is never displayed
           } elseif (strcasecmp($attribute['caption'], 'email') == 0) {
               if ($logged_in) {
                   if ($args['emailShow'] != true) {
                       // email attribute is not displayed
                       $attribute['value'] = $user->mail;
                       $attribute['handled'] = true;
                   } else {
                       $attribute['default'] = $user->mail;
                   }
               }
           } elseif ((strcasecmp($attribute['caption'], 'first name') == 0 || strcasecmp($attribute['caption'], 'last name') == 0 || strcasecmp($attribute['caption'], 'surname') == 0) && $logged_in) {
               if ($args['nameShow'] != true) {
                   // name attributes are not displayed because we have the users login
                   $attribute['handled'] = true;
               }
           }
           // If we have a value for one of the user login attributes then we need to output this value. BUT, for existing data
           // we must not overwrite the user who created the record.
           if (isset($attribute['value']) && $mode != MODE_EXISTING) {
               $hiddens .= '<input type="hidden" name="' . $attribute['fieldname'] . '" value="' . $attribute['value'] . '" />' . "\n";
           }
       }
       $customAttributeTabs = get_attribute_tabs($attributes);
       $tabs = self::get_all_tabs($args['structure'], $customAttributeTabs);
       $r .= "<div id=\"controls\">\n";
       // Build a list of the tabs that actually have content
       $tabHtml = self::get_tab_html($tabs, $auth, $args, $attributes, $hiddens);
       // Output the dynamic tab headers
       if ($args['interface'] != 'one_page') {
           $headerOptions = array('tabs' => array());
           foreach ($tabHtml as $tab => $tabContent) {
               $alias = preg_replace('/[^a-zA-Z0-9]/', '', strtolower($tab));
               $tabtitle = lang::get("LANG_Tab_{$alias}");
               if ($tabtitle == "LANG_Tab_{$alias}") {
                   // if no translation provided, we'll just use the standard heading
                   $tabtitle = $tab;
               }
               $headerOptions['tabs']['#' . $alias] = $tabtitle;
           }
           $r .= data_entry_helper::tab_header($headerOptions);
           data_entry_helper::enable_tabs(array('divId' => 'controls', 'style' => $args['interface'], 'progressBar' => isset($args['tabProgress']) && $args['tabProgress'] == true));
       }
       // Output the dynamic tab content
       $pageIdx = 0;
       foreach ($tabHtml as $tab => $tabContent) {
           // get a machine readable alias for the heading
           $tabalias = preg_replace('/[^a-zA-Z0-9]/', '', strtolower($tab));
           $r .= '<div id="' . $tabalias . '">' . "\n";
           // For wizard include the tab title as a header.
           if ($args['interface'] == 'wizard') {
               $r .= '<h1>' . $headerOptions['tabs']['#' . $tabalias] . '</h1>';
           }
           $r .= $tabContent;
           // Add any buttons required at the bottom of the tab
           if ($args['interface'] == 'wizard') {
               $r .= data_entry_helper::wizard_buttons(array('divId' => 'controls', 'page' => $pageIdx === 0 ? 'first' : ($pageIdx == count($tabHtml) - 1 ? 'last' : 'middle')));
           } elseif ($pageIdx == count($tabHtml) - 1 && !($args['interface'] == 'tabs' && $args['save_button_below_all_pages'])) {
               // last part of a non wizard interface must insert a save button, unless it is tabbed interface with save button beneath all pages
               $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" id=\"save-button\" value=\"" . lang::get('LANG_Save') . "\" />\n";
           }
           $pageIdx++;
           $r .= "</div>\n";
       }
       $r .= "</div>\n";
       if ($args['interface'] == 'tabs' && $args['save_button_below_all_pages']) {
           $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" id=\"save-button\" value=\"" . lang::get('LANG_Save') . "\" />\n";
       }
       if (!empty(data_entry_helper::$validation_errors)) {
           $r .= data_entry_helper::dump_remaining_errors();
       }
       $r .= "</form>";
       $r .= self::link_species_popups($args);
       return $r;
   }
 /**
  * Return the generated form output.
  * @return Form HTML.
  */
 public static function get_form($args, $node, $response = null)
 {
     global $user;
     $logged_in = $user->uid > 0;
     $r = '';
     // Get authorisation tokens to update and read from the Warehouse.
     $writeAuth = data_entry_helper::get_auth($args['website_id'], $args['password']);
     $readAuth = data_entry_helper::get_read_auth($args['website_id'], $args['password']);
     $svcUrl = data_entry_helper::$base_url . '/index.php/services';
     $presetLayers = array();
     // read out the activated preset layers
     if (isset($args['preset_layers'])) {
         foreach ($args['preset_layers'] as $layer => $active) {
             if ($active !== 0) {
                 $presetLayers[] = $layer;
             }
         }
     }
     // When invoked by GET there are the following modes:
     // Not logged in: Display an information message.
     // No additional arguments: display the survey selector.
     // Additional argument - newSample: display the main page, no occurrence or occurrence list tabs. Survey tab active.
     // Additional argument - sample_id=<id>: display the main page, fill in the main sample details, "Add Occurrence" tab present, survey tab active.
     // Additional argument - occurrence_id=<id>: display the main page, fill in the main sample details, "Add Occurrence" tab active.
     $mode = 0;
     // default mode : display survey selector
     // mode 1: display new sample: no occurrence list or add occurrence tabs. Survey tab active
     // mode 2: display existing sample. Survey tab active. No occurence details filled in.
     // mode 3: display existing occurrence. Add Occurrence tab active. Occurence details filled in.
     // mode 4: NO LONGER USED. display Occurrence List. Occurrence List tab active. No occurence details filled in.
     $readOnly = false;
     // On top of this, things can be flagged as readonly. RO mode 2+4 means no Add Occurrence tab.
     if (!$logged_in) {
         return lang::get('LANG_not_logged_in');
     }
     $parentSample = array();
     $parentErrors = null;
     $parentLoadID = null;
     $childSample = array();
     $childErrors = null;
     $childLoadID = null;
     $saveErrors = data_entry_helper::$validation_errors;
     $thisOccID = -1;
     // IDs have to be >0, so this is outside the valid range
     $displayThisOcc = true;
     // when populating from the DB rather than POST we have to be
     // careful with selection object, as geom in wrong format.
     if ($_POST) {
         if (array_key_exists('website_id', $_POST)) {
             // Indicia POST, already handled.
             if (array_key_exists('newSample', $_GET)) {
                 if (!is_null(data_entry_helper::$entity_to_load)) {
                     $mode = 1;
                     // errors with new sample, entity populated with post, so display this data.
                     $parentSample = data_entry_helper::$entity_to_load;
                     $parentErrors = $saveErrors;
                 } else {
                     // else new sample just saved, so reload it ready to add occurrences
                     // OR, child sample/occurrence saved against new parent sample, in which case parent sample is in the post.
                     $mode = 2;
                     $parentLoadID = array_key_exists('sample:parent_id', $_POST) ? $_POST['sample:parent_id'] : $response['outer_id'];
                 }
             } else {
                 // could have saved parent sample or child sample/occurrence pair.
                 if (array_key_exists('sample:parent_id', $_POST)) {
                     // have saved child sample/occurrence pair
                     $parentLoadID = $_POST['sample:parent_id'];
                     // load the parent sample.
                     $mode = 3;
                     if (isset(data_entry_helper::$entity_to_load)) {
                         // errors so display Edit Occurrence page.
                         $childSample = data_entry_helper::$entity_to_load;
                         $childErrors = $saveErrors;
                         $displayThisOcc = false;
                         if ($childSample['occurrence:id']) {
                             $thisOccID = $childSample['occurrence:id'];
                         }
                     }
                 } else {
                     // saved parent record. display updated parent, no child.
                     $mode = 2;
                     // display parent sample details, whether errors or not.
                     if (isset(data_entry_helper::$entity_to_load)) {
                         // errors so use posted data.
                         $parentSample = data_entry_helper::$entity_to_load;
                         $parentErrors = $saveErrors;
                     } else {
                         $parentLoadID = $_POST['sample:id'];
                         // load the parent sample.
                     }
                 }
             }
         } else {
             // non Indicia POST, in this case must be the location allocations. add check to ensure we don't corrept the data by accident
             if (iform_loctools_checkaccess($node, 'admin') && array_key_exists('mnhnlbtw', $_POST)) {
                 iform_loctools_deletelocations($node);
                 foreach ($_POST as $key => $value) {
                     $parts = explode(':', $key);
                     if ($parts[0] == 'location' && $value) {
                         iform_loctools_insertlocation($node, $value, $parts[1]);
                     }
                 }
             }
         }
     } else {
         if (array_key_exists('sample_id', $_GET)) {
             $mode = 2;
             $parentLoadID = $_GET['sample_id'];
         } else {
             if (array_key_exists('occurrence_id', $_GET)) {
                 $mode = 3;
                 $childLoadID = $_GET['occurrence_id'];
                 $thisOccID = $childLoadID;
             } else {
                 if (array_key_exists('newSample', $_GET)) {
                     $mode = 1;
                 }
             }
         }
         // else default to mode 0
     }
     // define layers for all maps.
     // each argument is a comma separated list eg:
     // "Name:Lux Outline,URL:http://localhost/geoserver/wms,LAYERS:indicia:nation2,SRS:EPSG:2169,FORMAT:image/png,minScale:0,maxScale:1000000,units:m";
     $optionArray_1 = array();
     $optionArray_2 = array();
     $options = explode(',', $args['layer1']);
     foreach ($options as $option) {
         $parts = explode(':', $option);
         $optionName = $parts[0];
         unset($parts[0]);
         $optionsArray_1[$optionName] = implode(':', $parts);
     }
     $options = explode(',', $args['layer2']);
     foreach ($options as $option) {
         $parts = explode(':', $option);
         $optionName = $parts[0];
         unset($parts[0]);
         $optionsArray_2[$optionName] = implode(':', $parts);
     }
     data_entry_helper::$javascript .= "\n// Create Layers.\n// Base Layers first.\nvar WMSoptions = {\n          LAYERS: '" . $optionsArray_1['LAYERS'] . "',\n          SERVICE: 'WMS',\n          VERSION: '1.1.0',\n          STYLES: '',\n          SRS: '" . $optionsArray_1['SRS'] . "',\n          FORMAT: '" . $optionsArray_1['FORMAT'] . "'\n    };\nbaseLayer_1 = new OpenLayers.Layer.WMS('" . $optionsArray_1['Name'] . "',\n        '" . iform_proxy_url($optionsArray_1['URL']) . "',\n        WMSoptions, {\n             minScale: " . $optionsArray_1['minScale'] . ",\n            maxScale: " . $optionsArray_1['maxScale'] . ",\n            units: '" . $optionsArray_1['units'] . "',\n            isBaseLayer: true,\n            singleTile: true\n        });\nWMSoptions = {\n          LAYERS: '" . $optionsArray_2['LAYERS'] . "',\n          SERVICE: 'WMS',\n          VERSION: '1.1.0',\n          STYLES: '',\n          SRS: '" . $optionsArray_2['SRS'] . "',\n          FORMAT: '" . $optionsArray_2['FORMAT'] . "'\n    };\nbaseLayer_2 = new OpenLayers.Layer.WMS('" . $optionsArray_2['Name'] . "',\n        '" . iform_proxy_url($optionsArray_2['URL']) . "',\n        WMSoptions, {\n             minScale: " . $optionsArray_2['minScale'] . ",\n            maxScale: " . $optionsArray_2['maxScale'] . ",\n            units: '" . $optionsArray_2['units'] . "',\n            isBaseLayer: true,\n            singleTile: true\n        });\n// Create vector layers: one to display the location onto, and another for the occurrence list\n// the default edit layer is used for the occurrences themselves\nlocStyleMap = new OpenLayers.StyleMap({\n                \"default\": new OpenLayers.Style({\n                    fillColor: \"Green\",\n                    strokeColor: \"Black\",\n                    fillOpacity: 0.2,\n                    strokeWidth: 1\n                  })\n  });\nlocationLayer = new OpenLayers.Layer.Vector(\"" . lang::get("LANG_Location_Layer") . "\",\n                                    {styleMap: locStyleMap});\noccStyleMap = new OpenLayers.StyleMap({\n                \"default\": new OpenLayers.Style({\n                    pointRadius: 3,\n                    fillColor: \"Red\",\n                    fillOpacity: 0.3,\n                    strokeColor: \"Red\",\n                    strokeWidth: 1\n          }) });\noccListLayer = new OpenLayers.Layer.Vector(\"" . lang::get("LANG_Occurrence_List_Layer") . "\",\n                                    {styleMap: occStyleMap});\n";
     // Work out list of locations this user can see.
     $locations = iform_loctools_listlocations($node);
     ///////////////////////////////////////////////////////////////////
     // default mode 0 : display survey selector and locations allocator
     ///////////////////////////////////////////////////////////////////
     if ($mode == 0) {
         // If the user has permissions, add tabs so can choose to see
         // locations allocator
         $tabs = array('#surveyList' => lang::get('LANG_Surveys'));
         if (iform_loctools_checkaccess($node, 'admin')) {
             $tabs['#setLocations'] = lang::get('LANG_Allocate_Locations');
         }
         if (iform_loctools_checkaccess($node, 'superuser')) {
             $tabs['#downloads'] = lang::get('LANG_Download');
         }
         if (count($tabs) > 1) {
             $r .= "<div id=\"controls\">\n";
             $r .= data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => '#surveyList'));
             $r .= "<div id=\"temp\"></div>";
             $r .= data_entry_helper::tab_header(array('tabs' => $tabs));
         }
         if ($locations == 'all') {
             $useloclist = 'NO';
             $loclist = '-1';
         } else {
             // an empty list will cause an sql error, lids must be > 0, so push a -1 to prevent the error.
             if (empty($locations)) {
                 $locations[] = -1;
             }
             $useloclist = 'YES';
             $loclist = implode(',', $locations);
         }
         // Create the Survey list datagrid for this user.
         drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/hasharray.js', 'module');
         drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/jquery.datagrid.js', 'module');
         drupal_add_js("jQuery(document).ready(function(){\n  \$('div#smp_grid').indiciaDataGrid('rpt:mnhnl_btw_list_samples', {\n    indiciaSvc: '" . $svcUrl . "',\n    dataColumns: ['location_name', 'date', 'num_visit', 'num_occurrences', 'num_taxa'],\n    reportColumnTitles: {location_name : '" . lang::get('LANG_Transect') . "', date : '" . lang::get('LANG_Date') . "', num_visit : '" . lang::get('LANG_Visit_No') . "', num_occurrences : '" . lang::get('LANG_Num_Occurrences') . "', num_taxa : '" . lang::get('LANG_Num_Species') . "'},\n    actionColumns: {" . lang::get('LANG_Show') . " : \"" . url('node/' . $node->nid, array('query' => 'sample_id=£id£')) . "\"},\n    auth : { nonce : '" . $readAuth['nonce'] . "', auth_token : '" . $readAuth['auth_token'] . "'},\n    parameters : { survey_id : '" . $args['survey_id'] . "', visit_attr_id : '" . $args['sample_visit_number_id'] . "', closed_attr_id : '" . $args['sample_closure_id'] . "', use_location_list : '" . $useloclist . "', locations : '" . $loclist . "'},\n    itemsPerPage : 12,\n    condCss : {field : 'closed', value : '0', css: 'mnhnl-btw-highlight'},\n    cssOdd : ''\n  });\n});\n\n", 'inline');
         $r .= '<div id="surveyList" class="mnhnl-btw-datapanel"><div id="smp_grid"></div>';
         $r .= '<form><input type="button" value="' . lang::get('LANG_Add_Survey') . '" onclick="window.location.href=\'' . url('node/' . $node->nid, array('query' => 'newSample')) . '\'"></form></div>';
         // Add the locations allocator if user has admin rights.
         if (iform_loctools_checkaccess($node, 'admin')) {
             $r .= '<div id="setLocations" class="mnhnl-btw-datapanel"><form method="post">';
             $r .= "<input type=\"hidden\" id=\"mnhnlbtw\" name=\"mnhnlbtw\" value=\"mnhnlbtw\" />\n";
             $url = $svcUrl . '/data/location';
             $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "&parent_id=NULL&orderby=name";
             $session = curl_init($url);
             curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
             $entities = json_decode(curl_exec($session), true);
             $userlist = iform_loctools_listusers($node);
             if (!empty($entities)) {
                 foreach ($entities as $entity) {
                     if (!$entity["parent_id"]) {
                         // only assign parent locations.
                         $r .= "\n<label for=\"location:" . $entity["id"] . "\">" . $entity["name"] . ":</label><select id=\"location:" . $entity["id"] . "\" name=\"location:" . $entity["id"] . "\">";
                         $r .= "<option value=\"\" >&lt;" . lang::get('LANG_Not_Allocated') . "&gt;</option>";
                         $defaultuserid = iform_loctools_getuser($node, $entity["id"]);
                         foreach ($userlist as $uid => $a_user) {
                             if ($uid == $defaultuserid) {
                                 $selected = 'selected="selected"';
                             } else {
                                 $selected = '';
                             }
                             $r .= "<option value=\"" . $uid . "\" " . $selected . ">" . $a_user->name . "</option>";
                         }
                         $r .= "</select>";
                     }
                 }
             }
             $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Location_Allocations') . "\" />\n";
             $r .= "</form></div>";
         }
         // Add the downloader if user has manager (superuser) rights.
         if (iform_loctools_checkaccess($node, 'superuser')) {
             $r .= '<div id="downloads" class="mnhnl-btw-datapanel">';
             $r .= "<form method=\"post\" action=\"" . data_entry_helper::$base_url . "/index.php/services/report/requestReport?report=mnhnl_btw_transect_direction_report.xml&reportSource=local&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth['nonce'] . "&mode=csv\">";
             $r .= '<p>' . lang::get('LANG_Direction_Report') . '</p>';
             $r .= "<input type=\"hidden\" id=\"params\" name=\"params\" value='{\"survey_id\":" . $args['survey_id'] . ", \"direction_attr_id\":" . $args['sample_walk_direction_id'] . ", \"closed_attr_id\":" . $args['sample_closure_id'] . "}' />";
             $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Direction_Report_Button') . "\">";
             $r .= "</form>";
             $r .= "<form method=\"post\" action=\"" . data_entry_helper::$base_url . "/index.php/services/report/requestReport?report=mnhnl_btw_download_report.xml&reportSource=local&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth['nonce'] . "&mode=csv\">";
             $r .= '<p>' . lang::get('LANG_Initial_Download') . '</p>';
             $r .= "<input type=\"hidden\" id=\"params\" name=\"params\" value='{\"survey_id\":" . $args['survey_id'] . ", \"closed_attr_id\":" . $args['sample_closure_id'] . ", \"download\": \"INITIAL\"}' />";
             $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Initial_Download_Button') . "\">";
             $r .= "</form>";
             $r .= "<form method=\"post\" action=\"" . data_entry_helper::$base_url . "/index.php/services/report/requestReport?report=mnhnl_btw_download_report.xml&reportSource=local&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth['nonce'] . "&mode=csv\">";
             $r .= '<p>' . lang::get('LANG_Confirm_Download') . '</p>';
             $r .= "<input type=\"hidden\" id=\"params\" name=\"params\" value='{\"survey_id\":" . $args['survey_id'] . ", \"closed_attr_id\":" . $args['sample_closure_id'] . ", \"download\": \"CONFIRM\"}' />";
             $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Confirm_Download_Button') . "\">";
             $r .= "</form>";
             $r .= "<form method=\"post\" action=\"" . data_entry_helper::$base_url . "/index.php/services/report/requestReport?report=mnhnl_btw_download_report.xml&reportSource=local&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth['nonce'] . "&mode=csv\">";
             $r .= '<p>' . lang::get('LANG_Final_Download') . '</p>';
             $r .= "<input type=\"hidden\" id=\"params\" name=\"params\" value='{\"survey_id\":" . $args['survey_id'] . ", \"closed_attr_id\":" . $args['sample_closure_id'] . ", \"download\": \"FINAL\"}' />";
             $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Final_Download_Button') . "\">";
             $r .= "</form></div>";
         }
         // Create Map
         $r .= "<div class=\"mnhnl-btw-mappanel\">\n";
         $r .= data_entry_helper::map_panel(array('presetLayers' => $presetLayers, 'layers' => array('baseLayer_1', 'baseLayer_2', 'locationLayer'), 'initialFeatureWkt' => null, 'width' => 'auto', 'height' => 490, 'editLayer' => false, 'initial_lat' => $args['map_centroid_lat'], 'initial_long' => $args['map_centroid_long'], 'initial_zoom' => (int) $args['map_zoom'], 'scroll_wheel_zoom' => false), array('projection' => $args['map_projection']));
         // Add locations to the map on the locations layer.
         // Zoom in to area which contains the users locations.
         if ($locations != 'all') {
             data_entry_helper::$javascript .= "locationList = [" . implode(',', $locations) . "];\n";
         }
         data_entry_helper::$javascript .= "\n// upload locations into map.\n// Change the location control requests the location's geometry to place on the map.\n\$.getJSON(\"{$svcUrl}\" + \"/data/location\" +\n          \"?mode=json&view=detail&nonce=" . $readAuth['nonce'] . "&auth_token=" . $readAuth['auth_token'] . "\" +\n          \"&parent_id=NULL&callback=?\", function(data) {\n    // store value in saved field?\n  locationLayer.destroyFeatures();\n    if (data.length>0) {\n      var newFeatures = [];\n      var feature;\n      var parser = new OpenLayers.Format.WKT();\n    for (var i=0;i<data.length;i++)\n    {\n";
         if ($locations != 'all') {
             // include restriction on locations if user does not have full access.
             data_entry_helper::$javascript .= "\n        for(var j=0; j<locationList.length; j++) {\n          if(locationList[j] == data[i].id || locationList[j] == data[i].parent_id) {";
         }
         data_entry_helper::$javascript .= "\n        if(data[i].boundary_geom){\n          " . self::readBoundaryJs('data[i].boundary_geom', $args['map_projection']) . "\n          feature.style = {label: data[i].name,\n                        strokeColor: \"Blue\",\n                      strokeWidth: 2};\n          newFeatures.push(feature);\n        }\n";
         if ($locations != 'all') {
             data_entry_helper::$javascript .= "\n          }\n        }\n";
         }
         data_entry_helper::$javascript .= "\n    }\n    locationLayer.addFeatures(newFeatures);\n    locationLayer.map.zoomToExtent(locationLayer.getDataExtent());\n    }\n});\n\$('#controls').bind('tabsshow', function(event, ui) {\n  var y = \$('.mnhnl-btw-datapanel:visible').outerHeight(true) + \$('.mnhnl-btw-datapanel:visible').position().top;\n  if(y < \$('.mnhnl-btw-mappanel').outerHeight(true)+ \$('.mnhnl-btw-mappanel').position().top){\n    y = \$('.mnhnl-btw-mappanel').outerHeight(true)+ \$('.mnhnl-btw-mappanel').position().top;\n  }\n  \$('#controls').height(y - \$('#controls').position().top);\n});\n";
         $r .= "</div>\n";
         if (count($tabs) > 1) {
             $r .= "</div>";
         }
         return $r;
     }
     ///////////////////////////////////////////////////////////////////
     $occReadOnly = false;
     if ($childLoadID) {
         $url = $svcUrl . '/data/occurrence/' . $childLoadID;
         $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
         $session = curl_init($url);
         curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
         $entity = json_decode(curl_exec($session), true);
         $childSample = array();
         foreach ($entity[0] as $key => $value) {
             $childSample['occurrence:' . $key] = $value;
         }
         if ($entity[0]['downloaded_flag'] == 'F') {
             // Final download complete, now readonly
             $occReadOnly = true;
         }
         $url = $svcUrl . '/data/sample/' . $childSample['occurrence:sample_id'];
         $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
         $session = curl_init($url);
         curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
         $entity = json_decode(curl_exec($session), true);
         foreach ($entity[0] as $key => $value) {
             $childSample['sample:' . $key] = $value;
         }
         $childSample['sample:geom'] = '';
         // value received from db is not WKT, which is assumed by all the code.
         $thisOccID = $childLoadID;
         // this will be used to load the occurrence into the editlayer.
         $childSample['taxon'] = $childSample['occurrence:taxon'];
         $parentLoadID = $childSample['sample:parent_id'];
     }
     if ($parentLoadID) {
         $url = $svcUrl . '/data/sample/' . $parentLoadID;
         $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
         $session = curl_init($url);
         curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
         $entity = json_decode(curl_exec($session), true);
         $parentSample = array();
         foreach ($entity[0] as $key => $value) {
             $parentSample['sample:' . $key] = $value;
         }
         if (is_array($locations) && !in_array($entity[0]["location_id"], $locations)) {
             return '<p>' . lang::get('LANG_No_Access_To_Location') . '</p>';
         }
         if ($entity[0]["parent_id"]) {
             return '<p>' . lang::get('LANG_No_Access_To_Sample') . '</p>';
         }
         $parentSample['sample:date'] = $parentSample['sample:date_start'];
         // bit of a bodge
         // default values for attributes from DB are picked up automatically.
     }
     $childSample['sample:date'] = $parentSample['sample:date'];
     // enforce a match between child and parent sample dates
     data_entry_helper::$entity_to_load = $parentSample;
     data_entry_helper::$validation_errors = $parentErrors;
     $attributes = data_entry_helper::getAttributes(array('id' => data_entry_helper::$entity_to_load['sample:id'], 'valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $readAuth));
     $closedFieldName = $attributes[$args['sample_closure_id']]['fieldname'];
     $closedFieldValue = data_entry_helper::check_default_value($closedFieldName, array_key_exists('default', $attributes[$args['sample_closure_id']]) ? $attributes[$args['sample_closure_id']]['default'] : '0');
     // default is not closed
     $adminPerm = 'IForm node ' . $node->nid . ' admin';
     if ($closedFieldValue == '1' && !user_access($adminPerm)) {
         // sample has been closed, no admin perms. Everything now set to read only.
         $readOnly = true;
         $disabledText = "disabled=\"disabled\"";
         $defAttrOptions = array('extraParams' => $readAuth, 'disabled' => $disabledText);
     } else {
         // sample open.
         $disabledText = "";
         $defAttrOptions = array('extraParams' => $readAuth);
     }
     data_entry_helper::enable_validation('SurveyForm');
     $r .= "<div id=\"controls\">\n";
     $activeTab = 'survey';
     if ($mode == 3 || $mode == 2) {
         $activeTab = 'occurrence';
     }
     // Set Up form tabs.
     if ($mode == 4) {
         $activeTab = 'occurrenceList';
     }
     $r .= data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => $activeTab));
     $r .= "<div id=\"temp\"></div>";
     $r .= data_entry_helper::tab_header(array('tabs' => array('#survey' => lang::get('LANG_Survey'), '#occurrence' => lang::get($readOnly || $occReadOnly ? 'LANG_Show_Occurrence' : (isset($childSample['sample:id']) ? 'LANG_Edit_Occurrence' : 'LANG_Add_Occurrence')), '#occurrenceList' => lang::get('LANG_Occurrence_List'))));
     // Set up main Survey Form.
     $r .= "<div id=\"survey\" class=\"mnhnl-btw-datapanel\">\n";
     if ($readOnly) {
         $r .= "<strong>" . lang::get('LANG_Read_Only_Survey') . "</strong>";
     }
     $r .= "<form id=\"SurveyForm\" method=\"post\">\n";
     $r .= $writeAuth;
     $r .= "<input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n";
     $r .= "<input type=\"hidden\" id=\"sample:survey_id\" name=\"sample:survey_id\" value=\"" . $args['survey_id'] . "\" />\n";
     $r .= iform_user_get_hidden_inputs($args);
     if (array_key_exists('sample:id', data_entry_helper::$entity_to_load)) {
         $r .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n";
     }
     $defAttrOptions['validation'] = array('required');
     $defAttrOptions['suffixTemplate'] = 'requiredsuffix';
     if ($locations == 'all') {
         $locOptions = array_merge(array('label' => lang::get('LANG_Transect')), $defAttrOptions);
         $locOptions['extraParams'] = array_merge(array('parent_id' => 'NULL', 'view' => 'detail', 'orderby' => 'name'), $locOptions['extraParams']);
         $r .= data_entry_helper::location_select($locOptions);
     } else {
         // can't use location select due to location filtering.
         $r .= "<label for=\"imp-location\">" . lang::get('LANG_Transect') . ":</label>\n<select id=\"imp-location\" name=\"sample:location_id\" " . $disabled_text . " class=\" \"  >";
         $url = $svcUrl . '/data/location';
         $url .= "?mode=json&view=detail&parent_id=NULL&orderby=name&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
         $session = curl_init($url);
         curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
         $entities = json_decode(curl_exec($session), true);
         if (!empty($entities)) {
             foreach ($entities as $entity) {
                 if (in_array($entity["id"], $locations)) {
                     if ($entity["id"] == data_entry_helper::$entity_to_load['sample:location_id']) {
                         $selected = 'selected="selected"';
                     } else {
                         $selected = '';
                     }
                     $r .= "<option value=\"" . $entity["id"] . "\" " . $selected . ">" . $entity["name"] . "</option>";
                 }
             }
         }
         $r .= "</select><span class=\"deh-required\">*</span><br />";
     }
     $languageFilteredAttrOptions = $defAttrOptions + array('language' => iform_lang_iso_639_2($args['language']));
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_walk_direction_id']], $languageFilteredAttrOptions);
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_reliability_id']], $languageFilteredAttrOptions);
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_visit_number_id']], array_merge($languageFilteredAttrOptions, array('default' => 1, 'noBlankText' => true)));
     if ($readOnly) {
         $r .= data_entry_helper::text_input(array_merge($defAttrOptions, array('label' => lang::get('LANG_Date'), 'fieldname' => 'sample:date', 'disabled' => $disabledText)));
     } else {
         $r .= data_entry_helper::date_picker(array('label' => lang::get('LANG_Date'), 'fieldname' => 'sample:date', 'class' => 'vague-date-picker', 'suffixTemplate' => 'requiredsuffix'));
     }
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_wind_id']], $languageFilteredAttrOptions);
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_precipitation_id']], $languageFilteredAttrOptions);
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_temperature_id']], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix')));
     $r .= " degC<span class=\"deh-required\">*</span><br />";
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_cloud_id']], $defAttrOptions);
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_start_time_id']], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix')));
     $r .= " hh:mm<span class=\"deh-required\">*</span><br />";
     $r .= data_entry_helper::outputAttribute($attributes[$args['sample_end_time_id']], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix')));
     $r .= " hh:mm<span class=\"deh-required\">*</span><br />";
     unset($defAttrOptions['suffixTemplate']);
     unset($defAttrOptions['validation']);
     if (user_access($adminPerm)) {
         //  users with admin permissions can override the closing of the
         // sample by unchecking the checkbox.
         // Because this is attached to the sample, we have to include the sample required fields in the
         // the post. This means they can't be disabled, so we enable all fields in this case.
         // Normal users can only set this to closed, and they do this using a button/hidden field.
         $r .= data_entry_helper::outputAttribute($attributes[$args['sample_closure_id']], $defAttrOptions);
     } else {
         // hidden closed
         $r .= "<input type=\"hidden\" id=\"" . $closedFieldName . "\" name=\"" . $closedFieldName . "\" value=\"" . $closedFieldValue . "\" />\n";
     }
     if (!empty(data_entry_helper::$validation_errors)) {
         $r .= data_entry_helper::dump_remaining_errors();
     }
     $escaped_id = str_replace(':', '\\\\:', $closedFieldName);
     if (!$readOnly) {
         $r .= "<input type=button id=\"close1\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Survey_Details') . "\";\n        onclick=\"var result = \$('#SurveyForm input').valid();\n          var result2 = \$('#SurveyForm select').valid();\n          if (!result || !result2) {\n              return;\n            }\n            jQuery('#SurveyForm').submit();\">\n";
         if (!user_access($adminPerm) && $mode != 1) {
             $r .= "<input type=button id=\"close2\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Survey_And_Close') . "\"\n        onclick=\"if(confirm('" . lang::get('LANG_Close_Survey_Confirm') . "')){\n          var result = \$('#SurveyForm input').valid();\n          var result2 = \$('#SurveyForm select').valid();\n          if (!result || !result2) {\n              return;\n            }\n          jQuery('#" . $escaped_id . "').val('1');\n            jQuery('#SurveyForm').submit();\n          };\">\n";
         }
     }
     $r .= "</form>";
     $r .= "</div>\n";
     // Set up Occurrence List tab: don't include when creating a new sample as it will have no occurrences
     // Grid populated at a later point
     $r .= "<div id=\"occurrenceList\" class=\"mnhnl-btw-datapanel\">\n";
     if ($mode != 1) {
         drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/hasharray.js', 'module');
         drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/jquery.datagrid.js', 'module');
         $r .= '<div id="occ_grid"></div>';
         $r .= "<form method=\"post\" action=\"" . data_entry_helper::$base_url . "/index.php/services/report/requestReport?report=mnhnl_btw_occurrences_report.xml&reportSource=local&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth['nonce'] . "&mode=csv\">";
         $r .= "<input type=\"hidden\" id=\"params\" name=\"params\" value='{\"survey_id\":" . $args['survey_id'] . ", \"sample_id\":" . data_entry_helper::$entity_to_load['sample:id'] . "}' />";
         $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Download_Occurrences') . "\">";
         $r .= "</FORM>";
     } else {
         $r .= '<p>' . lang::get('LANG_Page_Not_Available') . '</p>';
     }
     $r .= '</div>';
     // Set up Occurrence tab: don't allow entry of a new occurrence until after top level sample is saved.
     $r .= "<div id=\"occurrence\" class=\"mnhnl-btw-datapanel\">\n";
     if ($mode != 1 && ($mode != 2 && $mode != 4 || $readOnly == false)) {
         data_entry_helper::$entity_to_load = $childSample;
         data_entry_helper::$validation_errors = $childErrors;
         $attributes = data_entry_helper::getAttributes(array('id' => data_entry_helper::$entity_to_load['occurrence:id'], 'valuetable' => 'occurrence_attribute_value', 'attrtable' => 'occurrence_attribute', 'key' => 'occurrence_id', 'fieldprefix' => 'occAttr', 'extraParams' => $readAuth));
         if ($occReadOnly) {
             $r .= "<strong>" . lang::get('LANG_Read_Only_Occurrence') . "</strong>";
             $disabledText = "disabled=\"disabled\"";
             $defAttrOptions['disabled'] = $disabledText;
         } else {
             if ($readOnly) {
                 $r .= "<strong>" . lang::get('LANG_Read_Only_Survey') . "</strong>";
             }
         }
         $r .= "<form method=\"post\">\n";
         $r .= $writeAuth;
         $r .= "<input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n";
         $r .= "<input type=\"hidden\" id=\"sample:survey_id\" name=\"sample:survey_id\" value=\"" . $args['survey_id'] . "\" />\n";
         $r .= "<input type=\"hidden\" id=\"sample:parent_id\" name=\"sample:parent_id\" value=\"" . $parentSample['sample:id'] . "\" />\n";
         $r .= "<input type=\"hidden\" id=\"sample:date\" name=\"sample:date\" value=\"" . data_entry_helper::$entity_to_load['sample:date'] . "\" />\n";
         if (array_key_exists('sample:id', data_entry_helper::$entity_to_load)) {
             $r .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n";
         }
         if (array_key_exists('occurrence:id', data_entry_helper::$entity_to_load)) {
             $r .= "<input type=\"hidden\" id=\"occurrence:id\" name=\"occurrence:id\" value=\"" . data_entry_helper::$entity_to_load['occurrence:id'] . "\" />\n";
         }
         $r .= "<input type=\"hidden\" id=\"occurrence:record_status\" name=\"occurrence:record_status\" value=\"C\" />\n";
         $r .= "<input type=\"hidden\" id=\"occurrence:downloaded_flag\" name=\"occurrence:downloaded_flag\" value=\"N\" />\n";
         $extraParams = $readAuth + array('taxon_list_id' => $args['list_id']);
         $species_ctrl_args = array('label' => lang::get('LANG_Species'), 'fieldname' => 'occurrence:taxa_taxon_list_id', 'table' => 'taxa_taxon_list', 'captionField' => 'taxon', 'valueField' => 'id', 'columns' => 2, 'extraParams' => $extraParams, 'suffixTemplate' => 'requiredsuffix', 'disabled' => $disabledText, 'defaultCaption' => data_entry_helper::$entity_to_load['occurrence:taxon']);
         $r .= data_entry_helper::autocomplete($species_ctrl_args);
         $r .= data_entry_helper::outputAttribute($attributes[$args['occurrence_confidence_id']], array_merge($languageFilteredAttrOptions, array('noBlankText' => '')));
         $r .= data_entry_helper::sref_and_system(array('label' => lang::get('LANG_Spatial_ref'), 'systems' => array('2169' => 'Luref (Gauss Luxembourg)'), 'suffixTemplate' => 'requiredsuffix'));
         $r .= "<p>" . lang::get('LANG_Click_on_map') . "</p>";
         $r .= data_entry_helper::outputAttribute($attributes[$args['occurrence_count_id']], array_merge($defAttrOptions, array('default' => 1, 'suffixTemplate' => 'requiredsuffix')));
         $r .= data_entry_helper::outputAttribute($attributes[$args['occurrence_approximation_id']], $defAttrOptions);
         $r .= data_entry_helper::outputAttribute($attributes[$args['occurrence_territorial_id']], array_merge($defAttrOptions, array('default' => 1)));
         $r .= data_entry_helper::outputAttribute($attributes[$args['occurrence_atlas_code_id']], $languageFilteredAttrOptions);
         $r .= data_entry_helper::outputAttribute($attributes[$args['occurrence_overflying_id']], $defAttrOptions);
         $r .= data_entry_helper::textarea(array('label' => lang::get('LANG_Comment'), 'fieldname' => 'occurrence:comment', 'disabled' => $disabledText));
         if (!empty(data_entry_helper::$validation_errors)) {
             $r .= data_entry_helper::dump_remaining_errors();
         }
         if (!$readOnly && !$occReadOnly) {
             $r .= "<input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Occurrence_Details') . "\" />\n";
         }
         $r .= "</form>\n";
         $escaped_terr_id = str_replace(':', '\\\\:', $attributes[$args['occurrence_territorial_id']]['fieldname']);
         $escaped_atlas_id = str_replace(':', '\\\\:', $attributes[$args['occurrence_atlas_code_id']]['fieldname']);
         data_entry_helper::$javascript .= "\nsetAtlasStatus = function() {\n  if (jQuery(\"input[name='" . $escaped_terr_id . "']:checked\").val() == '0') {\n      jQuery('#" . $escaped_atlas_id . "').val('');\n  } else {\n      if(jQuery('#" . $escaped_atlas_id . "').val() == '') {\n        // Find the BB02 option (depends on the language what val it has)\n        var bb02;\n        jQuery.each(jQuery('#" . $escaped_atlas_id . " option'), function(index, option) {\n          if (option.text.substr(0,4)=='BB02') {\n            bb02 = option.value;\n            return; // just from the each loop\n          }\n        });\n        jQuery('#" . $escaped_atlas_id . "').val(bb02);\n      }\n  }\n};\nsetAtlasStatus();\njQuery(\"input[name='" . $escaped_terr_id . "']\").change(setAtlasStatus);\n";
     } else {
         $r .= '<p>' . lang::get('LANG_Page_Not_Available') . '</p>';
     }
     $r .= '</div>';
     // add map panel.
     $r .= "<div class=\"mnhnl-btw-mappanel\">\n";
     $r .= data_entry_helper::map_panel(array('presetLayers' => $presetLayers, 'layers' => array('baseLayer_1', 'baseLayer_2', 'locationLayer', 'occListLayer'), 'initialFeatureWkt' => null, 'width' => 'auto', 'height' => 490, 'initial_lat' => $args['map_centroid_lat'], 'initial_long' => $args['map_centroid_long'], 'initial_zoom' => (int) $args['map_zoom'], 'scroll_wheel_zoom' => false), array('projection' => $args['map_projection']));
     // for timing reasons, all the following has to be done after the map is loaded.
     // 1) feature selector for occurrence list must have the map present to attach the control
     // 2) location placer must have the location layer populated and the map present in
     //    order to zoom the map into the location.
     // 3) occurrence list feature adder must have map present in order to zoom into any
     //    current selection.
     data_entry_helper::$onload_javascript .= "\nvar control = new OpenLayers.Control.SelectFeature(occListLayer);\noccListLayer.map.addControl(control);\nfunction onPopupClose(evt) {\n    // 'this' is the popup.\n    control.unselect(this.feature);\n}\nfunction onFeatureSelect(evt) {\n    feature = evt.feature;\n    popup = new OpenLayers.Popup.FramedCloud(\"featurePopup\",\n               feature.geometry.getBounds().getCenterLonLat(),\n                             new OpenLayers.Size(100,100),\n                             feature.attributes.taxon + \" (\" + feature.attributes.count + \")\",\n                             null, true, onPopupClose);\n    feature.popup = popup;\n    popup.feature = feature;\n    feature.layer.map.addPopup(popup);\n}\nfunction onFeatureUnselect(evt) {\n    feature = evt.feature;\n    if (feature.popup) {\n        popup.feature = null;\n        feature.layer.map.removePopup(feature.popup);\n        feature.popup.destroy();\n        feature.popup = null;\n    }\n}\n\noccListLayer.events.on({\n    'featureselected': onFeatureSelect,\n    'featureunselected': onFeatureUnselect\n});\n\ncontrol.activate();\n\nlocationChange = function(obj){\n  locationLayer.destroyFeatures();\n  if(obj.value != ''){\n    jQuery.getJSON(\"" . $svcUrl . "\" + \"/data/location/\"+obj.value +\n      \"?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "\" +\n      \"&callback=?\", function(data) {\n            if (data.length>0) {\n              var parser = new OpenLayers.Format.WKT();\n              for (var i=0;i<data.length;i++)\n        {\n          if(data[i].centroid_geom){\n            " . self::readBoundaryJs('data[i].centroid_geom', $args['map_projection']) . "\n            feature.style = {label: data[i].name,\n\t\t\t\t\t\t     strokeColor: \"Green\",\n                             strokeWidth: 2,\n                             fillOpacity: 0};\n            centre = feature.geometry.getCentroid();\n            centrefeature = new OpenLayers.Feature.Vector(centre, {}, {label: data[i].name});\n            locationLayer.addFeatures([feature, centrefeature]);\n          }\n          if(data[i].boundary_geom){\n            " . self::readBoundaryJs('data[i].boundary_geom', $args['map_projection']) . "\n            feature.style = {strokeColor: \"Blue\", strokeWidth: 2};\n            locationLayer.addFeatures([feature]);\n          }\n          locationLayer.map.zoomToExtent(locationLayer.getDataExtent());\n        }\n      }\n    });\n     jQuery.getJSON(\"" . $svcUrl . "\" + \"/data/location\" +\n      \"?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "&callback=?&parent_id=\"+obj.value, function(data) {\n            if (data.length>0) {\n              var parser = new OpenLayers.Format.WKT();\n              for (var i=0;i<data.length;i++)\n        {\n          if(data[i].centroid_geom){\n            " . self::readBoundaryJs('data[i].centroid_geom', $args['map_projection']) . "\n            locationLayer.addFeatures([feature]);\n          }\n          if(data[i].boundary_geom){\n            " . self::readBoundaryJs('data[i].boundary_geom', $args['map_projection']) . "\n            feature.style = {label: data[i].name,\n              labelAlign: \"cb\",\n              strokeColor: \"Blue\",\n                        strokeWidth: 2};\n            locationLayer.addFeatures([feature]);\n           }\n         }\n      }\n        });\n  }\n};\n// upload location initial value into map.\njQuery('#imp-location').each(function(){\n  locationChange(this);\n});\njQuery('#imp-location').unbind('change');\njQuery('#imp-location').change(function(){\n  locationChange(this);\n});\nvar selected = \$('#controls').tabs('option', 'selected');\n\n// Only leave the click control activated for edit/add occurrence tab.\nif(selected != 1){\n    locationLayer.map.editLayer.clickControl.deactivate();\n}\n\$('#controls').bind('tabsshow', function(event, ui) {\n        if(ui.index == 1)\n        {\n         locationLayer.map.editLayer.clickControl.activate();\n        }\n        else\n        {\n         locationLayer.map.editLayer.clickControl.deactivate();\n        }\n    }\n);\n";
     if ($mode != 1) {
         data_entry_helper::$onload_javascript .= "\nactivateAddList = 1;\n\naddListFeature = function(div, r, record, count) {\n  if(activateAddList == 0)\n    return;\n  if(r == count)\n    activateAddList = 0;\n    var parser = new OpenLayers.Format.WKT();\n    " . self::readBoundaryJs('record.geom', $args['map_projection']) . "\n    if(record.id != " . $thisOccID . " || 1==" . ($readOnly ? 1 : 0) . " || 1==" . ($occReadOnly ? 1 : 0) . "){\n      feature.attributes.id = record.id;\n      feature.attributes.taxon = record.taxon;\n      feature.attributes.count = record.count;\n      occListLayer.addFeatures([feature]);\n      if(record.id == " . $thisOccID . "){\n        var bounds=feature.geometry.getBounds();\n        locationLayer.map.setCenter(bounds.getCenterLonLat());\n      }\n    } else {\n      if(" . ($displayThisOcc ? 1 : 0) . "){\n        locationLayer.map.editLayer.destroyFeatures();\n      locationLayer.map.editLayer.addFeatures([feature]);\n      var bounds=feature.geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      locationLayer.map.setCenter(centre);\n    }\n    }\n};\nhighlight = function(id){\n  if(id == " . $thisOccID . "){\n    if(occListLayer.map.editLayer.features.length > 0){\n      var bounds=occListLayer.map.editLayer.features[0].geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      occListLayer.map.setCenter(centre);\n      return;\n    }\n  }\n  for(var i = 0; i < occListLayer.features.length; i++){\n    if(occListLayer.features[i].attributes.id == id){\n      control.unselectAll();\n      var bounds=occListLayer.features[i].geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      occListLayer.map.setCenter(centre);\n      control.select(occListLayer.features[i]);\n      return;\n    }\n  }\n}\n\$('div#occ_grid').indiciaDataGrid('rpt:mnhnl_btw_list_occurrences', {\n    indiciaSvc: '" . $svcUrl . "',\n    dataColumns: ['taxon', 'territorial', 'count'],\n    reportColumnTitles: {taxon : '" . lang::get('LANG_Species') . "', territorial : '" . lang::get('LANG_Territorial') . "', count : '" . lang::get('LANG_Count') . "'},\n    actionColumns: {'" . lang::get('LANG_Show') . "' : \"" . url('node/' . $node->nid, array('query' => 'occurrence_id=£id£')) . "\",\n            '" . lang::get('LANG_Highlight') . "' : \"script:highlight(£id£);\"},\n    auth : { nonce : '" . $readAuth['nonce'] . "', auth_token : '" . $readAuth['auth_token'] . "'},\n    parameters : { survey_id : '" . $args['survey_id'] . "',\n            parent_id : '" . $parentSample['sample:id'] . "',\n            territorial_attr_id : '" . $args['occurrence_territorial_id'] . "',\n            count_attr_id : '" . $args['occurrence_count_id'] . "'},\n    itemsPerPage : 12,\n    callback : addListFeature ,\n    cssOdd : ''\n  });\n\n// activateAddList = 0;\n\n";
     }
     $r .= "</div><div><form><input type=\"button\" value=\"" . lang::get('LANG_Return') . "\" onclick=\"window.location.href='" . url('node/' . $node->nid, array('query' => 'Main')) . "'\"></form></div></div>\n";
     return $r;
 }
   /**
    * Return the generated form output.
    * @return Form HTML.
    */
   public static function get_form($args, $node, $response = null)
   {
       global $user;
       global $custom_terms;
       $logged_in = $user->uid > 0;
       $r = '';
       // Get authorisation tokens to update and read from the Warehouse.
       $writeAuth = data_entry_helper::get_auth($args['website_id'], $args['password']);
       $readAuth = data_entry_helper::get_read_auth($args['website_id'], $args['password']);
       $svcUrl = data_entry_helper::$base_url . '/index.php/services';
       $presetLayers = array();
       // read out the activated preset layers
       if (isset($args['preset_layers'])) {
           foreach ($args['preset_layers'] as $layer => $active) {
               if ($active !== 0) {
                   $presetLayers[] = $layer;
               }
           }
       }
       drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/jquery.form.js', 'module');
       data_entry_helper::link_default_stylesheet();
       data_entry_helper::add_resource('jquery_ui');
       if ($args['language'] != 'en') {
           data_entry_helper::add_resource('jquery_ui_' . $args['language']);
       }
       // If not logged in: Display an information message.
       // This form should only be called in POST mode when setting the location allocation.
       //  All other posting is now done via AJAX.
       // When invoked by GET there are the following modes:
       // No additional arguments: mode 0.
       // Additional argument - newSample: mode 1.
       // Additional argument - sample_id=<id>: mode 2.
       // Additional argument - occurrence_id=<id>: mode 3.
       $mode = 0;
       // default mode : output survey selector
       // mode 1: output the main Data Entry page: occurrence list or add/edit occurrence tabs hidden. "Survey" tab active
       // mode 2: output the main Data Entry page, display existing sample. Active tab determined by iform params. No occurence details filled in.
       // mode 3: output the main Data Entry page, display existing occurrence. "Edit Occurrence" tab active. Occurence details filled in.
       $surveyReadOnly = false;
       // On top of this, things can be flagged as readonly. RO mode 2+4 means no Add Occurrence tab.
       if (!$logged_in) {
           return lang::get('LANG_not_logged_in');
       }
       $parentSample = array();
       $parentLoadID = null;
       $childSample = array();
       $childLoadID = null;
       $thisOccID = -1;
       // IDs have to be >0, so this is outside the valid range
       if ($_POST) {
           if (!array_key_exists('website_id', $_POST)) {
               // non Indicia POST, in this case must be the location allocations. add check to ensure we don't corrept the data by accident
               if (iform_loctools_checkaccess($node, 'admin') && array_key_exists('mnhnlbtw', $_POST)) {
                   iform_loctools_deletelocations($node);
                   foreach ($_POST as $key => $value) {
                       $parts = explode(':', $key);
                       if ($parts[0] == 'location' && $value) {
                           iform_loctools_insertlocation($node, $value, $parts[1]);
                       }
                   }
               }
           }
       } else {
           if (array_key_exists('sample_id', $_GET)) {
               $mode = 2;
               $parentLoadID = $_GET['sample_id'];
           } else {
               if (array_key_exists('occurrence_id', $_GET)) {
                   $mode = 3;
                   $childLoadID = $_GET['occurrence_id'];
                   $thisOccID = $childLoadID;
               } else {
                   if (array_key_exists('newSample', $_GET)) {
                       $mode = 1;
                   }
               }
           }
           // else default to mode 0
       }
       // define language strings so they can be used for validation translation.
       data_entry_helper::$javascript .= "var translations = [\n";
       foreach ($custom_terms as $key => $value) {
           if (substr($key, 0, 4) != "LANG") {
               data_entry_helper::$javascript .= "  {key: \"" . $key . "\", translated: \"" . $value . "\"},\n";
           }
       }
       data_entry_helper::$javascript .= "];\n";
       // define layers for all maps.
       // each argument is a comma separated list eg:
       // "Name:Lux Outline,URL:http://localhost/geoserver/wms,LAYERS:indicia:nation2,SRS:EPSG:2169,FORMAT:image/png,minScale:0,maxScale:1000000,units:m";
       $optionArray_1 = array();
       $optionArray_2 = array();
       $optionArray_Location = array();
       $options = explode(',', $args['layer1']);
       foreach ($options as $option) {
           $parts = explode(':', $option);
           $optionName = $parts[0];
           unset($parts[0]);
           $optionsArray_1[$optionName] = implode(':', $parts);
       }
       $options = explode(',', $args['layer2']);
       foreach ($options as $option) {
           $parts = explode(':', $option);
           $optionName = $parts[0];
           unset($parts[0]);
           $optionsArray_2[$optionName] = implode(':', $parts);
       }
       $options = explode(',', $args['locationLayer']);
       foreach ($options as $option) {
           $parts = explode(':', $option);
           $optionName = $parts[0];
           unset($parts[0]);
           $optionsArray_Location[$optionName] = implode(':', $parts);
       }
       // Work out list of locations this user can see.
       $locations = iform_loctools_listlocations($node);
       if ($locations != 'all') {
           data_entry_helper::$javascript .= "locationList = [" . implode(',', $locations) . "];\n";
       }
       data_entry_helper::$javascript .= "\n// Create Layers.\n// Base Layers first.\nvar WMSoptions = {\n          LAYERS: '" . $optionsArray_1['LAYERS'] . "',\n          SERVICE: 'WMS',\n          VERSION: '1.1.0',\n          STYLES: '',\n          SRS: '" . $optionsArray_1['SRS'] . "',\n          FORMAT: '" . $optionsArray_1['FORMAT'] . "'\n    };\nbaseLayer_1 = new OpenLayers.Layer.WMS('" . $optionsArray_1['Name'] . "',\n        '" . iform_proxy_url($optionsArray_1['URL']) . "',\n        WMSoptions, {\n             minScale: " . $optionsArray_1['minScale'] . ",\n            maxScale: " . $optionsArray_1['maxScale'] . ",\n            units: '" . $optionsArray_1['units'] . "',\n            isBaseLayer: true,\n            singleTile: true\n        });\nWMSoptions = {\n          LAYERS: '" . $optionsArray_2['LAYERS'] . "',\n          SERVICE: 'WMS',\n          VERSION: '1.1.0',\n          STYLES: '',\n          SRS: '" . $optionsArray_2['SRS'] . "',\n          FORMAT: '" . $optionsArray_2['FORMAT'] . "'\n    };\nbaseLayer_2 = new OpenLayers.Layer.WMS('" . $optionsArray_2['Name'] . "',\n        '" . iform_proxy_url($optionsArray_2['URL']) . "',\n        WMSoptions, {\n             minScale: " . $optionsArray_2['minScale'] . ",\n            maxScale: " . $optionsArray_2['maxScale'] . ",\n            units: '" . $optionsArray_2['units'] . "',\n            isBaseLayer: true,\n            singleTile: true\n        });\nWMSoptions = {\n          SERVICE: 'WMS',\n          VERSION: '1.1.0',\n          STYLES: '',\n          SRS: '" . $optionsArray_Location['SRS'] . "',\n          FORMAT: '" . $optionsArray_Location['FORMAT'] . "',\n          TRANSPARENT: 'true', ";
       if ($locations != 'all') {
           // when given a restricted feature list we have to use the feature id to filter in order to not go over 2000 char limit on the URL
           // Can only generate the feature id if we access a table directly, not through a view. Go direct to the locations table.
           // don't need to worry about parent_id in this case as we know exactly which features we want.
           // need to use btw_transects view for unrestricted so we can filter by parent_id.
           $locFeatures = array();
           foreach ($locations as $location) {
               $locFeatures[] = "locations." . $location;
           }
           data_entry_helper::$javascript .= "\n        LAYERS: 'indicia:locations',\n        FEATUREID: '" . implode(',', $locFeatures) . "'";
       } else {
           data_entry_helper::$javascript .= "\n        LAYERS: '" . $optionsArray_Location['LAYERS'] . "'";
       }
       data_entry_helper::$javascript .= "\n    };\nlocationListLayer = new OpenLayers.Layer.WMS('" . $optionArray_Location['Name'] . "',\n        '" . iform_proxy_url($optionsArray_Location['URL']) . "',\n        WMSoptions, {\n             minScale: " . $optionsArray_Location['minScale'] . ",\n            maxScale: " . $optionsArray_Location['maxScale'] . ",\n            units: '" . $optionsArray_Location['units'] . "',\n            isBaseLayer: false,\n            singleTile: true\n        });\n// Create vector layers: one to display the location onto, and another for the occurrence list\n// the default edit layer is used for the occurrences themselves\nlocStyleMap = new OpenLayers.StyleMap({\n                \"default\": new OpenLayers.Style({\n                    fillColor: \"Green\",\n                    strokeColor: \"Black\",\n                    fillOpacity: 0.2,\n                    strokeWidth: 1\n                  })\n  });\nlocationLayer = new OpenLayers.Layer.Vector(\"" . lang::get("LANG_Location_Layer") . "\",\n                                    {styleMap: locStyleMap});\noccStyleMap = new OpenLayers.StyleMap({\n                \"default\": new OpenLayers.Style({\n                    pointRadius: 3,\n                    fillColor: \"Red\",\n                    fillOpacity: 0.3,\n                    strokeColor: \"Red\",\n                    strokeWidth: 1\n          }) });\noccListLayer = new OpenLayers.Layer.Vector(\"" . lang::get("LANG_Occurrence_List_Layer") . "\",\n                                    {styleMap: occStyleMap});\n";
       drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/hasharray.js', 'module');
       drupal_add_js(drupal_get_path('module', 'iform') . '/media/js/jquery.datagrid.js', 'module');
       // Work out list of locations this user can see.
       $locations = iform_loctools_listlocations($node);
       ///////////////////////////////////////////////////////////////////
       // default mode 0 : display a page with tabs for survey selector,
       // locations allocator and reports (last two require permissions)
       ///////////////////////////////////////////////////////////////////
       if ($mode == 0) {
           // If the user has permissions, add tabs so can choose to see
           // locations allocator
           $tabs = array('#surveyList' => lang::get('LANG_Surveys'));
           if (iform_loctools_checkaccess($node, 'admin')) {
               $tabs['#setLocations'] = lang::get('LANG_Allocate_Locations');
           }
           if (iform_loctools_checkaccess($node, 'superuser')) {
               $tabs['#downloads'] = lang::get('LANG_Download');
           }
           if (count($tabs) > 1) {
               $r .= "<div id=\"controls\">" . data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => '#surveyList')) . "<div id=\"temp\"></div>";
               $r .= data_entry_helper::tab_header(array('tabs' => $tabs));
           }
           if ($locations == 'all') {
               $useloclist = 'NO';
               $loclist = '-1';
           } else {
               // an empty list will cause an sql error, lids must be > 0, so push a -1 to prevent the error.
               if (empty($locations)) {
                   $locations[] = -1;
               }
               $useloclist = 'YES';
               $loclist = implode(',', $locations);
           }
           // Create the Survey list datagrid for this user.
           drupal_add_js("jQuery(document).ready(function(){\n  \$('div#smp_grid').indiciaDataGrid('rpt:mnhnl_btw_list_samples', {\n    indiciaSvc: '" . $svcUrl . "',\n    dataColumns: ['location_name', 'date', 'num_visit', 'num_occurrences', 'num_taxa'],\n    reportColumnTitles: {location_name : '" . lang::get('LANG_Transect') . "', date : '" . lang::get('LANG_Date') . "', num_visit : '" . lang::get('LANG_Visit_No') . "', num_occurrences : '" . lang::get('LANG_Num_Occurrences') . "', num_taxa : '" . lang::get('LANG_Num_Species') . "'},\n    actionColumns: {" . lang::get('LANG_Show') . " : \"" . url('node/' . $node->nid, array('query' => 'sample_id=£id£')) . "\"},\n    auth : { nonce : '" . $readAuth['nonce'] . "', auth_token : '" . $readAuth['auth_token'] . "'},\n    parameters : { survey_id : '" . $args['survey_id'] . "', visit_attr_id : '" . $args['sample_visit_number_id'] . "', closed_attr_id : '" . $args['sample_closure_id'] . "', use_location_list : '" . $useloclist . "', locations : '" . $loclist . "'},\n    itemsPerPage : 12,\n    condCss : {field : 'closed', value : '0', css: 'mnhnl-btw-highlight'},\n    cssOdd : ''\n  });\n});\n      ", 'inline');
           $r .= '
 <div id="surveyList" class="mnhnl-btw-datapanel"><div id="smp_grid"></div>
   <form><input type="button" value="' . lang::get('LANG_Add_Survey') . '" onclick="window.location.href=\'' . url('node/' . $node->nid, array('query' => 'newSample')) . '\'"></form></div>';
           // Add the locations allocator if user has admin rights.
           if (iform_loctools_checkaccess($node, 'admin')) {
               $r .= '
 <div id="setLocations" class="mnhnl-btw-datapanel">
   <form method="post">
     <input type="hidden" id="mnhnlbtw" name="mnhnlbtw" value="mnhnlbtw" />\\n';
               $url = $svcUrl . '/data/location?mode=json&view=detail&auth_token=' . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "&parent_id=NULL&orderby=name";
               $session = curl_init($url);
               curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
               $entities = json_decode(curl_exec($session), true);
               $userlist = iform_loctools_listusers($node);
               if (!empty($entities)) {
                   foreach ($entities as $entity) {
                       if (!$entity["parent_id"]) {
                           // only assign parent locations.
                           $r .= "\n<label for=\"location:" . $entity["id"] . "\">" . $entity["name"] . ":</label><select id=\"location:" . $entity["id"] . "\" name=\"location:" . $entity["id"] . "\"><option value=\"\" >&lt;" . lang::get('LANG_Not_Allocated') . "&gt;</option>";
                           $defaultuserid = iform_loctools_getuser($node, $entity["id"]);
                           foreach ($userlist as $uid => $a_user) {
                               $r .= "<option value=\"" . $uid . "\" " . ($uid == $defaultuserid ? 'selected="selected" ' : '') . ">" . $a_user->name . "</option>";
                           }
                           $r .= "</select>";
                       }
                   }
               }
               $r .= "\n      <input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Location_Allocations') . "\" />\n    </form>\n  </div>";
           }
           // Add the downloader if user has manager (superuser) rights.
           if (iform_loctools_checkaccess($node, 'superuser')) {
               $r .= '
 <div id="downloads" class="mnhnl-btw-datapanel">
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=mnhnl_btw_transect_direction_report.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv">
     <p>' . lang::get('LANG_Direction_Report') . '</p>
     <input type="hidden" id="params" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "direction_attr_id":' . $args['sample_walk_direction_id'] . ', "closed_attr_id":' . $args['sample_closure_id'] . '}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Direction_Report_Button') . '">
   </form>
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=mnhnl_btw_download_report.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv\\">
     <p>' . lang::get('LANG_Initial_Download') . '</p>
     <input type="hidden" id="params" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "closed_attr_id":' . $args['sample_closure_id'] . ', "download": "INITIAL"}\' />
     <input type="submit" class=\\"ui-state-default ui-corner-all" value="' . lang::get('LANG_Initial_Download_Button') . '">
   </form>
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=mnhnl_btw_download_report.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv\\">
     <p>' . lang::get('LANG_Confirm_Download') . '</p>
     <input type="hidden" id="params" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "closed_attr_id":' . $args['sample_closure_id'] . ', "download": "CONFIRM"}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Confirm_Download_Button') . '">
   </form>
   <form method="post" action="' . data_entry_helper::$base_url . '/index.php/services/report/requestReport?report=mnhnl_btw_download_report.xml&reportSource=local&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth['nonce'] . '&mode=csv\\">
     <p>' . lang::get('LANG_Final_Download') . '</p>
     <input type="hidden" id="params" name="params" value=\'{"survey_id":' . $args['survey_id'] . ', "closed_attr_id":' . $args['sample_closure_id'] . ', "download": "FINAL"}\' />
     <input type="submit" class="ui-state-default ui-corner-all" value="' . lang::get('LANG_Final_Download_Button') . '">
   </form>
 </div>';
           }
           // Create Map
           $r .= "<div class=\"mnhnl-btw-mappanel\">\n" . data_entry_helper::map_panel(array('presetLayers' => $presetLayers, 'layers' => array('baseLayer_1', 'baseLayer_2', 'locationListLayer'), 'initialFeatureWkt' => null, 'width' => 'auto', 'height' => 490, 'editLayer' => false, 'initial_lat' => $args['map_centroid_lat'], 'initial_long' => $args['map_centroid_long'], 'initial_zoom' => (int) $args['map_zoom'], 'scroll_wheel_zoom' => false), array('projection' => $args['map_projection'])) . "</div>\n";
           data_entry_helper::$javascript .= "\n\$('#controls').bind('tabsshow', function(event, ui) {\n  var y = \$('.mnhnl-btw-datapanel:visible').outerHeight(true) + \$('.mnhnl-btw-datapanel:visible').position().top;\n  if(y < \$('.mnhnl-btw-mappanel').outerHeight(true)+ \$('.mnhnl-btw-mappanel').position().top){\n    y = \$('.mnhnl-btw-mappanel').outerHeight(true)+ \$('.mnhnl-btw-mappanel').position().top;\n  }\n  \$('#controls').height(y - \$('#controls').position().top);\n});\n";
           if (count($tabs) > 1) {
               // close tabs div if present
               $r .= "</div>";
           }
           return $r;
       }
       ///////////////////////////////////////////////////////////////////
       $occReadOnly = false;
       if ($childLoadID) {
           // load the occurrence and its associated sample (which holds the position)
           $url = $svcUrl . '/data/occurrence/' . $childLoadID;
           $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entity = json_decode(curl_exec($session), true);
           $childSample = array();
           foreach ($entity[0] as $key => $value) {
               $childSample['occurrence:' . $key] = $value;
           }
           if ($entity[0]['downloaded_flag'] == 'F') {
               // Final download complete, now readonly
               $occReadOnly = true;
           }
           $url = $svcUrl . '/data/sample/' . $childSample['occurrence:sample_id'];
           $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entity = json_decode(curl_exec($session), true);
           foreach ($entity[0] as $key => $value) {
               $childSample['sample:' . $key] = $value;
           }
           $childSample['sample:geom'] = '';
           // value received from db is not WKT, which is assumed by all the code.
           $thisOccID = $childLoadID;
           // this will be used to load the occurrence into the editlayer.
           $childSample['taxon'] = $childSample['occurrence:taxon'];
           $parentLoadID = $childSample['sample:parent_id'];
       }
       if ($parentLoadID) {
           // load the container master sample
           $url = $svcUrl . '/data/sample/' . $parentLoadID;
           $url .= "?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entity = json_decode(curl_exec($session), true);
           $parentSample = array();
           foreach ($entity[0] as $key => $value) {
               $parentSample['sample:' . $key] = $value;
           }
           if (is_array($locations) && !in_array($entity[0]["location_id"], $locations)) {
               return '<p>' . lang::get('LANG_No_Access_To_Location') . '</p>';
           }
           if ($entity[0]["parent_id"]) {
               return '<p>' . lang::get('LANG_No_Access_To_Sample') . '</p>';
           }
           $parentSample['sample:date'] = $parentSample['sample:date_start'];
           // bit of a bodge
           // default values for attributes from DB are picked up automatically.
       }
       $childSample['sample:date'] = $parentSample['sample:date'];
       // enforce a match between child and parent sample dates
       data_entry_helper::$entity_to_load = $parentSample;
       $attributes = data_entry_helper::getAttributes(array('id' => data_entry_helper::$entity_to_load['sample:id'], 'valuetable' => 'sample_attribute_value', 'attrtable' => 'sample_attribute', 'key' => 'sample_id', 'fieldprefix' => 'smpAttr', 'extraParams' => $readAuth));
       $closedFieldName = $attributes[$args['sample_closure_id']]['fieldname'];
       $closedFieldValue = data_entry_helper::check_default_value($closedFieldName, array_key_exists('default', $attributes[$args['sample_closure_id']]) ? $attributes[$args['sample_closure_id']]['default'] : '0');
       // default is not closed
       $adminPerm = 'IForm node ' . $node->nid . ' admin';
       if ($closedFieldValue == '1' && !user_access($adminPerm)) {
           // sample has been closed, no admin perms. Everything now set to read only.
           $surveyReadOnly = true;
           $disabledText = "disabled=\"disabled\"";
           $defAttrOptions = array('extraParams' => $readAuth, 'disabled' => $disabledText);
       } else {
           // sample open.
           $disabledText = "";
           $defAttrOptions = array('extraParams' => $readAuth);
       }
       // with the AJAX code, we deal with the validation semi manually: Form name is meant be invalid as we only want code included.
       data_entry_helper::enable_validation('DummyForm');
       $r .= "<div id=\"controls\">\n";
       $activeTab = 'survey';
       // mode 1 = new Sample, display sample.
       if ($mode == 2) {
           // have specified a sample ID
           if ($args["on_edit_survey_nav"] == "survey") {
               $activeTab = 'survey';
           } else {
               if ($surveyReadOnly || $args["on_edit_survey_nav"] == "list") {
                   $activeTab = 'occurrenceList';
               } else {
                   $activeTab = 'occurrence';
               }
           }
           if ($surveyReadOnly) {
               data_entry_helper::$javascript .= "jQuery('#occ-form').hide();";
           }
       } else {
           if ($mode == 3) {
               // have specified an occurrence ID
               $activeTab = 'occurrence';
           }
       }
       // Set Up form tabs.
       $r .= data_entry_helper::enable_tabs(array('divId' => 'controls', 'active' => $activeTab));
       $r .= "<div id=\"temp\"></div>";
       $r .= data_entry_helper::tab_header(array('tabs' => array('#survey' => lang::get('LANG_Survey'), '#occurrence' => lang::get($surveyReadOnly || $occReadOnly ? 'LANG_Show_Occurrence' : (isset($childSample['sample:id']) ? 'LANG_Edit_Occurrence' : 'LANG_Add_Occurrence')), '#occurrenceList' => lang::get('LANG_Occurrence_List'))));
       // Set up main Survey Form.
       $r .= "<div id=\"survey\" class=\"mnhnl-btw-datapanel\">\n  <p id=\"read-only-survey\"><strong>" . lang::get('LANG_Read_Only_Survey') . "</strong></p>\n  <form id=\"SurveyForm\" action=\"" . iform_ajaxproxy_url($node, 'sample') . "\" method=\"post\">\n    <input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n    <input type=\"hidden\" id=\"sample:survey_id\" name=\"sample:survey_id\" value=\"" . $args['survey_id'] . "\" />\n    " . iform_user_get_hidden_inputs($args);
       if (array_key_exists('sample:id', data_entry_helper::$entity_to_load)) {
           $r .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n";
       } else {
           $r .= "<input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"\" disabled=\"disabled\" />\n";
       }
       $defAttrOptions['validation'] = array('required');
       $defAttrOptions['suffixTemplate'] = 'requiredsuffix';
       if ($locations == 'all') {
           $locOptions = array_merge(array('label' => lang::get('LANG_Transect')), $defAttrOptions);
           $locOptions['extraParams'] = array_merge(array('parent_id' => 'NULL', 'view' => 'detail', 'orderby' => 'name'), $locOptions['extraParams']);
           $r .= data_entry_helper::location_select($locOptions);
       } else {
           // can't use location select due to location filtering.
           $r .= "<label for=\"imp-location\">" . lang::get('LANG_Transect') . ":</label>\n<select id=\"imp-location\" name=\"sample:location_id\" " . $disabled_text . " class=\" \"  >";
           $url = $svcUrl . '/data/location?mode=json&view=detail&parent_id=NULL&orderby=name&auth_token=' . $readAuth['auth_token'] . '&nonce=' . $readAuth["nonce"];
           $session = curl_init($url);
           curl_setopt($session, CURLOPT_RETURNTRANSFER, true);
           $entities = json_decode(curl_exec($session), true);
           if (!empty($entities)) {
               foreach ($entities as $entity) {
                   if (in_array($entity["id"], $locations)) {
                       if ($entity["id"] == data_entry_helper::$entity_to_load['sample:location_id']) {
                           $selected = 'selected="selected"';
                       } else {
                           $selected = '';
                       }
                       $r .= "<option value=\"" . $entity["id"] . "\" " . $selected . ">" . $entity["name"] . "</option>";
                   }
               }
           }
           $r .= "</select><span class=\"deh-required\">*</span><br />";
       }
       $languageFilteredAttrOptions = $defAttrOptions + array('language' => iform_lang_iso_639_2($args['language']));
       $r .= data_entry_helper::outputAttribute($attributes[$args['sample_walk_direction_id']], $languageFilteredAttrOptions) . data_entry_helper::outputAttribute($attributes[$args['sample_reliability_id']], $languageFilteredAttrOptions) . data_entry_helper::outputAttribute($attributes[$args['sample_visit_number_id']], array_merge($languageFilteredAttrOptions, array('default' => 1, 'noBlankText' => true)));
       if ($surveyReadOnly) {
           $r .= data_entry_helper::text_input(array_merge($defAttrOptions, array('label' => lang::get('LANG_Date'), 'fieldname' => 'sample:date', 'disabled' => $disabledText)));
       } else {
           $r .= data_entry_helper::date_picker(array('label' => lang::get('LANG_Date'), 'fieldname' => 'sample:date', 'class' => 'vague-date-picker', 'suffixTemplate' => 'requiredsuffix'));
       }
       $r .= data_entry_helper::outputAttribute($attributes[$args['sample_wind_id']], $languageFilteredAttrOptions) . data_entry_helper::outputAttribute($attributes[$args['sample_precipitation_id']], $languageFilteredAttrOptions) . data_entry_helper::outputAttribute($attributes[$args['sample_temperature_id']], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix'))) . " degC<span class=\"deh-required\">*</span><br />" . data_entry_helper::outputAttribute($attributes[$args['sample_cloud_id']], $defAttrOptions) . data_entry_helper::outputAttribute($attributes[$args['sample_start_time_id']], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix'))) . " hh:mm<span class=\"deh-required\">*</span><br />" . data_entry_helper::outputAttribute($attributes[$args['sample_end_time_id']], array_merge($defAttrOptions, array('suffixTemplate' => 'nosuffix'))) . " hh:mm<span class=\"deh-required\">*</span><br />";
       unset($defAttrOptions['suffixTemplate']);
       unset($defAttrOptions['validation']);
       if (user_access($adminPerm)) {
           //  users with admin permissions can override the closing of the
           // sample by unchecking the checkbox.
           // Because this is attached to the sample, we have to include the sample required fields in the
           // the post. This means they can't be disabled, so we enable all fields in this case.
           // Normal users can only set this to closed, and they do this using a button/hidden field.
           $r .= data_entry_helper::outputAttribute($attributes[$args['sample_closure_id']], $defAttrOptions);
       } else {
           // hidden closed
           $r .= "<input type=\"hidden\" id=\"" . $closedFieldName . "\" name=\"" . $closedFieldName . "\" value=\"" . $closedFieldValue . "\" />\n";
       }
       $escaped_id = str_replace(':', '\\\\:', $closedFieldName);
       if (!$surveyReadOnly) {
           // NB that we don't even include the buttons when readonly.
           data_entry_helper::$javascript .= "\njQuery('#read-only-survey').hide();\njQuery('#ro-sur-occ-warn').hide();\n";
           $r .= "<input type=button id=\"close1\" class=\"ui-state-default ui-corner-all \" value=\"" . lang::get('LANG_Save_Survey_Details') . "\";\n        onclick=\"var result = \$('#SurveyForm input').valid();\n          var result2 = \$('#SurveyForm select').valid();\n          if (!result || !result2) {\n              return;\n            }\n            jQuery('#close1').addClass('loading-button');\n            jQuery('#SurveyForm').submit();\">\n";
           if (!user_access($adminPerm)) {
               if ($mode != 1) {
                   data_entry_helper::$javascript .= "jQuery('#close2').hide();\n";
               }
               $r .= "<input type=button id=\"close2\" class=\"ui-state-default ui-corner-all \" value=\"" . lang::get('LANG_Save_Survey_And_Close') . "\"\n        onclick=\"if(confirm('" . lang::get('LANG_Close_Survey_Confirm') . "')){\n          var result = \$('#SurveyForm input').valid();\n          var result2 = \$('#SurveyForm select').valid();\n          if (!result || !result2) {\n              return;\n            }\n            jQuery('#" . $escaped_id . "').val('1');\n            jQuery('#close2').addClass('loading-button');\n            jQuery('#SurveyForm').submit();\n          };\">\n";
           }
       }
       $r .= "</form></div>\n";
       data_entry_helper::$javascript .= "\nalertIndiciaError = function(data){\n\tvar errorString = \"" . lang::get('LANG_Indicia_Warehouse_Error') . "\";\n\tif(data.error){\terrorString = errorString + ' : ' + data.error;\t}\n\tif(data.errors){\n\t\tfor (var i in data.errors){\n\t\t\terrorString = errorString + ' : ' + data.errors[i];\n\t\t}\t\t\t\t\n\t}\n\talert(errorString);\n\t// the most likely cause is authentication failure - eg the read authentication has timed out.\n\t// prevent further use of the form:\n\t\$('.loading-panel').remove();\n\t\$('.loading-hide').removeClass('loading-hide');\n};\nerrorPos = null;\nclearErrors = function(formSel) {\n\tjQuery(formSel).find('.inline-error').remove();\n\terrorPos = null;\n};\nmyScrollTo = function(selector){\n\tjQuery(selector).filter(':visible').each(function(){\n\t\tif(errorPos == null || jQuery(this).offset().top < errorPos){\n\t\t\terrorPos = jQuery(this).offset().top;\n\t\t\twindow.scroll(0,errorPos);\n\t\t}\n\t});\n};\nmyScrollToError = function(){\n\tjQuery('.inline-error,.error').filter(':visible').prev().each(function(){\n\t\tif(errorPos == null || jQuery(this).offset().top < errorPos){\n\t\t\terrorPos = jQuery(this).offset().top;\n\t\t\twindow.scroll(0,errorPos);\n\t\t}\n\t});\n};\njQuery('#SurveyForm').ajaxForm({ \n\tasync: false,\n\tdataType:  'json', \n    beforeSubmit:   function(data, obj, options){\n    \tvar valid = true;\n    \tclearErrors('form#SurveyForm');\n    \tif (!jQuery('form#SurveyForm > input').valid()) {\n\t\t\tmyScrollToError();\n  \t\t\tjQuery('.loading-button').removeClass('loading-button');\n\t\t\treturn false;\n  \t\t};\n\t\treturn true;\n\t},\n    success:   function(data){\n       // this will leave all the fields populated.\n       \tif(data.success == 'multiple records' && data.outer_table == 'sample'){\n\t\t\twindow.scroll(0,0);\n            jQuery('#SurveyForm > input[name=sample\\:id]').removeAttr('disabled').val(data.outer_id);\n            jQuery('#occ-form > input[name=sample\\:parent_id]').val(data.outer_id);\n            jQuery('#occ-form > input[name=sample\\:date]').val(jQuery('#SurveyForm > input[name=sample\\:date]').val());\n            jQuery('#occ-form').show();\n            jQuery('#na-occ-warn').hide();";
       if (!user_access($adminPerm)) {
           data_entry_helper::$javascript .= "\n\t\t\tif(jQuery('#" . $escaped_id . "').val() == '1'){\n\t\t\t\tjQuery('#read-only-survey').show();\n\t\t\t\tjQuery('#close1').hide();\n\t\t\t\tjQuery('#close2').hide();\n\t\t\t};\n";
       }
       data_entry_helper::$javascript .= "\n\t\t\tswitch(\"" . $args["on_save_survey_nav"] . "\"){\n\t\t\t\tcase \"list\":\n\t\t\t\t\tvar a = \$('ul.ui-tabs-nav a')[2];\n\t\t\t\t\t\$(a).click();\n\t\t\t\t\tbreak;\n\t\t\t\tcase \"survey\":\n\t\t\t\t\tbreak;\n\t\t\t\tdefault:\n\t\t\t\t\tvar a = \$('ul.ui-tabs-nav a')[1];\n\t\t\t\t\t\$(a).click();\n\t\t\t\t\tbreak;\n\t\t\t}\n        } else {\n\t\t\tif(data.error){\n\t\t\t\tvar lastIndex = data.error.lastIndexOf('Validation error'); \n    \t\t\tif (lastIndex != -1 && lastIndex  == (data.error.length - 16)){ \n\t\t\t\t\tif(data.errors){\n\t\t\t\t\t\t// TODO translation\n\t\t\t\t\t\tfor (i in data.errors){\n\t\t\t\t\t\t\tvar label = \$('<p/>')\n\t\t\t\t\t\t\t\t.addClass('inline-error')\n\t\t\t\t\t\t\t\t.html(data.errors[i]);\n\t\t\t\t\t\t\tlabel.insertAfter('[name='+i+']');\n\t\t\t\t\t\t}\n\t\t\t\t\t\tmyScrollToError();\n\t\t\t\t\t\treturn;\n  \t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\talertIndiciaError(data);\n        }\n\t},\n    complete: function (){\n  \t\tjQuery('.loading-button').removeClass('loading-button');\n  \t}\n});";
       // Set up Occurrence List tab: don't include when creating a new sample as it will have no occurrences
       // Grid populated at a later point
       $r .= "<div id=\"occurrenceList\" class=\"mnhnl-btw-datapanel\"><div id=\"occ_grid\"></div>\n  <form method=\"post\" action=\"" . data_entry_helper::$base_url . "/index.php/services/report/requestReport?report=mnhnl_btw_occurrences_report.xml&reportSource=local&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth['nonce'] . "&mode=csv\">\n    <input type=\"hidden\" id=\"params\" name=\"params\" value='{\"survey_id\":" . $args['survey_id'] . ", \"sample_id\":" . data_entry_helper::$entity_to_load['sample:id'] . "}' />\n    <input type=\"submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Download_Occurrences') . "\">\n  </form></div>";
       if ($occReadOnly) {
           // NB that we don't even include the buttons when readonly.
           data_entry_helper::$javascript .= "\njQuery('#ro-occ-occ-warn').show();\njQuery('#ro-sur-occ-warn').hide();\n";
       } else {
           data_entry_helper::$javascript .= "\njQuery('#ro-occ-occ-warn').hide();\n";
       }
       if ($mode == 1) {
           data_entry_helper::$javascript .= "jQuery('#occ-form').hide();";
       } else {
           data_entry_helper::$javascript .= "jQuery('#na-occ-warn').hide();";
       }
       // Set up Occurrence tab: don't allow entry of a new occurrence until after top level sample is saved.
       data_entry_helper::$entity_to_load = $childSample;
       $attributes = data_entry_helper::getAttributes(array('id' => data_entry_helper::$entity_to_load['occurrence:id'], 'valuetable' => 'occurrence_attribute_value', 'attrtable' => 'occurrence_attribute', 'key' => 'occurrence_id', 'fieldprefix' => 'occAttr', 'extraParams' => $readAuth));
       $extraParams = $readAuth + array('taxon_list_id' => $args['list_id'], 'view' => 'detail', 'query' => urlencode(json_encode(array('in' => array('language_iso', array('lat', iform_lang_iso_639_2($args['language'])))))));
       if ($occReadOnly) {
           // if the occurrence has been downloaded, no one can modify it.
           $disabledText = "disabled=\"disabled\"";
           $defAttrOptions['disabled'] = $disabledText;
       }
       $species_ctrl_args = array('label' => lang::get('LANG_Species'), 'fieldname' => 'occurrence:taxa_taxon_list_id', 'table' => 'taxa_taxon_list', 'captionField' => 'taxon', 'valueField' => 'id', 'columns' => 2, 'extraParams' => $extraParams, 'suffixTemplate' => 'requiredsuffix', 'disabled' => $disabledText, 'defaultCaption' => data_entry_helper::$entity_to_load['occurrence:taxon']);
       $escaped_terr_id = str_replace(':', '\\\\:', $attributes[$args['occurrence_territorial_id']]['fieldname']);
       $r .= "  <div id=\"occurrence\" class=\"mnhnl-btw-datapanel\">\n    <p id=\"ro-occ-occ-warn\"><strong>" . lang::get('LANG_Read_Only_Occurrence') . "</strong></p>\n    <p id=\"ro-sur-occ-warn\"><strong>" . lang::get('LANG_Read_Only_Survey') . "</strong></p>\n    <p id=\"na-occ-warn\"><strong>" . lang::get('LANG_Page_Not_Available') . "</strong></p>\n    <form method=\"post\" id=\"occ-form\" action=\"" . iform_ajaxproxy_url($node, 'smp-occ') . "\" >\n    <input type=\"hidden\" id=\"website_id\" name=\"website_id\" value=\"" . $args['website_id'] . "\" />\n    <input type=\"hidden\" id=\"sample:survey_id\" name=\"sample:survey_id\" value=\"" . $args['survey_id'] . "\" />\n    <input type=\"hidden\" id=\"sample:parent_id\" name=\"sample:parent_id\" value=\"" . $parentSample['sample:id'] . "\" />\n    <input type=\"hidden\" id=\"sample:date\" name=\"sample:date\" value=\"" . data_entry_helper::$entity_to_load['sample:date'] . "\" />\n    <input type=\"hidden\" id=\"sample:id\" name=\"sample:id\" value=\"" . data_entry_helper::$entity_to_load['sample:id'] . "\" />\n    <input type=\"hidden\" id=\"occurrence:id\" name=\"occurrence:id\" value=\"" . data_entry_helper::$entity_to_load['occurrence:id'] . "\" />\n    <input type=\"hidden\" id=\"occurrence:record_status\" name=\"occurrence:record_status\" value=\"C\" />\n    <input type=\"hidden\" id=\"occurrence:downloaded_flag\" name=\"occurrence:downloaded_flag\" value=\"N\" />\n    " . data_entry_helper::autocomplete($species_ctrl_args) . "\n    " . data_entry_helper::outputAttribute($attributes[$args['occurrence_confidence_id']], array_merge($languageFilteredAttrOptions, array('noBlankText' => ''))) . "\n    " . data_entry_helper::sref_and_system(array('label' => lang::get('LANG_Spatial_ref'), 'systems' => array('2169' => 'Luref (Gauss Luxembourg)'), 'suffixTemplate' => 'requiredsuffix')) . "\n    <p>" . lang::get('LANG_Click_on_map') . "</p>\n    " . data_entry_helper::outputAttribute($attributes[$args['occurrence_count_id']], array_merge($defAttrOptions, array('default' => 1, 'suffixTemplate' => 'requiredsuffix'))) . "\n    " . data_entry_helper::outputAttribute($attributes[$args['occurrence_approximation_id']], $defAttrOptions) . "\n    " . data_entry_helper::outputAttribute($attributes[$args['occurrence_territorial_id']], array_merge($defAttrOptions, array('default' => 1))) . "\n    " . data_entry_helper::outputAttribute($attributes[$args['occurrence_atlas_code_id']], $languageFilteredAttrOptions) . "\n    " . data_entry_helper::outputAttribute($attributes[$args['occurrence_overflying_id']], $defAttrOptions) . "\n    " . data_entry_helper::textarea(array('label' => lang::get('LANG_Comment'), 'fieldname' => 'occurrence:comment', 'disabled' => $disabledText));
       if (!$surveyReadOnly && !$occReadOnly) {
           $r .= "<input type=\"submit\" id=\"occ-submit\" class=\"ui-state-default ui-corner-all\" value=\"" . lang::get('LANG_Save_Occurrence_Details') . "\" />";
       }
       $r .= "  </form>\n";
       data_entry_helper::$javascript .= "\n// because of ID tracking it is easier to rebuild entire list etc.\nretriggerGrid = function(){\n  \$('div#occ_grid').empty();\n  occListLayer.destroyFeatures();\n  activateAddList = 1;\n  thisOccID = -1;\n  \$('div#occ_grid').indiciaDataGrid('rpt:mnhnl_btw_list_occurrences', {\n    indiciaSvc: '" . $svcUrl . "',\n    dataColumns: ['taxon', 'territorial', 'count'],\n    reportColumnTitles: {taxon : '" . lang::get('LANG_Species') . "', territorial : '" . lang::get('LANG_Territorial') . "', count : '" . lang::get('LANG_Count') . "'},\n    actionColumns: {'" . lang::get('LANG_Show') . "' : \"" . url('node/' . $node->nid, array('query' => 'occurrence_id=£id£')) . "\",\n            '" . lang::get('LANG_Highlight') . "' : \"script:highlight(£id£);\"},\n    auth : { nonce : '" . $readAuth['nonce'] . "', auth_token : '" . $readAuth['auth_token'] . "'},\n    parameters : { survey_id : '" . $args['survey_id'] . "',\n            parent_id : jQuery('#SurveyForm [name=sample\\:id]').val(),\n            territorial_attr_id : '" . $args['occurrence_territorial_id'] . "',\n            count_attr_id : '" . $args['occurrence_count_id'] . "'},\n    itemsPerPage : 12,\n    callback : addListFeature ,\n    cssOdd : ''\n  });\n}\n\njQuery('#occ-form').ajaxForm({ \n\tasync: false,\n\tdataType:  'json', \n    beforeSubmit:   function(data, obj, options){\n    \tvar valid = true;\n    \tclearErrors('form#occ-form');\n    \tif (!jQuery('form#occ-form > input').valid()) { valid = false; }\n    \tif (!jQuery('form#occ-form > select').valid()) { valid = false; }\n    \tif(!valid) {\n\t\t\tmyScrollToError();\n\t\t\treturn false;\n\t\t};\n\t\tjQuery('#occ-submit').addClass('loading-button');\n\t\treturn true;\n\t},\n    success:   function(data){\n       // this will leave all the fields populated.\n       \tif(data.success == 'multiple records' && data.outer_table == 'sample'){\n\t\t\twindow.scroll(0,0);\n\t\t\t// cant use reset form, as returns it to original values: if this was called with occurrence_id =<x> then it would repopulate with original occurrence's values\n\t\t\t// website_id, survey_id, record_status, downloaded_flag, sample:entered_sref_system are constants and are left alone. parent_id, date are only set referring to parent sample.\n\t\t\tjQuery('form#occ-form').find('[name^=occAttr\\:]').each(function(){\n\t\t\t\tvar name = jQuery(this).attr('name').split(':');\n\t\t\t\tjQuery(this).attr('name', name[0]+':'+name[1]);\n\t\t\t});\n\t\t\tjQuery('form#occ-form').find('[name=occurrence\\:id],[name=sample\\:id]').val('').attr('disabled', 'disabled');\n\t\t\tjQuery('form#occ-form').find('[name=occurrence\\:taxa_taxon_list_id],[name=occurrence\\:taxa_taxon_list_id\\:taxon],[name=sample\\:entered_sref],[name=sample\\:geom],[name=occurrence\\:comment]').val('');\n\t\t\tjQuery('form#occ-form').find('[name=occAttr\\:" . $args['occurrence_confidence_id'] . "]').find('option').removeAttr('selected');\n\t\t\tjQuery('form#occ-form').find('[name=occAttr\\:" . $args['occurrence_count_id'] . "]').val('1');\n\t\t\tjQuery('form#occ-form').find('input[name=occAttr\\:" . $args['occurrence_approximation_id'] . "],input[name=occAttr\\:" . $args['occurrence_overflying_id'] . "]').filter('[value=0]').attr('checked','checked');\n\t\t\tjQuery('form#occ-form').find('input[name=occAttr\\:" . $args['occurrence_territorial_id'] . "]').filter('[value=1]').attr('checked','checked');\n\t\t\tjQuery('form#occ-form').find('select[name=occAttr\\:" . $args['occurrence_atlas_code_id'] . "]').val('');\n\t\t\tsetAtlasStatus();\n\t\t\tretriggerGrid();\n\t\t\tlocationLayer.map.editLayer.destroyFeatures();\n\t\t\tvar a = \$('ul.ui-tabs-nav a')[1];\n\t\t\t\$(a).empty().html('<span>" . lang::get('LANG_Add_Occurrence') . "</span>');\n\t\t\tswitch(\"" . $args["on_save_occurrence_nav"] . "\"){\n\t\t\t\tcase \"list\":\n\t\t\t\t\ta = \$('ul.ui-tabs-nav a')[2];\n\t\t\t\t\t\$(a).click();\n\t\t\t\t\tbreak;\n\t\t\t\tcase \"survey\":\n\t\t\t\t\ta = \$('ul.ui-tabs-nav a')[0];\n\t\t\t\t\t\$(a).click();\n\t\t\t\t\tbreak;\n\t\t\t\tdefault:\n\t\t\t\t\tbreak;\n\t\t\t}\n        } else {\n\t\t\tif(data.error){\n\t\t\t\tvar lastIndex = data.error.lastIndexOf('Validation error'); \n    \t\t\tif (lastIndex != -1 && lastIndex  == (data.error.length - 16)){ \n\t\t\t\t\tif(data.errors){\n\t\t\t\t\t\t// TODO translation\n\t\t\t\t\t\tfor (i in data.errors){\n\t\t\t\t\t\t\tvar label = \$('<p/>')\n\t\t\t\t\t\t\t\t.addClass('inline-error')\n\t\t\t\t\t\t\t\t.html(data.errors[i]);\n\t\t\t\t\t\t\tlabel.insertAfter('[name='+i+']');\n\t\t\t\t\t\t}\n\t\t\t\t\t\tmyScrollToError();\n\t\t\t\t\t\treturn;\n  \t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\talertIndiciaError(data);\n        }\n\t},\n    complete: function (){\n  \t\tjQuery('.loading-button').removeClass('loading-button');\n  \t}\n});\nsetAtlasStatus = function() {\n  if (jQuery(\"input[name=occAttr\\:" . $args['occurrence_territorial_id'] . "]:checked,input[name^=occAttr\\:" . $args['occurrence_territorial_id'] . "\\:]:checked\").val() == '0') {\n      jQuery(\"select[name=occAttr\\:" . $args['occurrence_atlas_code_id'] . "],select[name^=occAttr\\:" . $args['occurrence_atlas_code_id'] . "\\:]\").val('');\n  } else {\n      if(jQuery(\"select[name=occAttr\\:" . $args['occurrence_atlas_code_id'] . "],select[name^=occAttr\\:" . $args['occurrence_atlas_code_id'] . "\\:]\").val() == '') {\n        // Find the BB02 option (depends on the language what val it has)\n        var bb02;\n        jQuery.each(jQuery(\"select[name=occAttr\\:" . $args['occurrence_atlas_code_id'] . "],select[name^=occAttr\\:" . $args['occurrence_atlas_code_id'] . "\\:]\").find('option'), function(index, option) {\n          if (option.text.substr(0,4)=='BB02') {\n            bb02 = option.value;\n            return; // just from the each loop\n          }\n        });\n        jQuery(\"select[name=occAttr\\:" . $args['occurrence_atlas_code_id'] . "],select[name^=occAttr\\:" . $args['occurrence_atlas_code_id'] . "\\:]\").val(bb02);\n      }\n  }\n};\njQuery(\"input[name='" . $escaped_terr_id . "']\").change(setAtlasStatus);\n";
       $r .= '</div>';
       // add map panel.
       $r .= "<div class=\"mnhnl-btw-mappanel\">\n";
       $r .= data_entry_helper::map_panel(array('presetLayers' => $presetLayers, 'layers' => array('baseLayer_1', 'baseLayer_2', 'locationLayer', 'occListLayer'), 'initialFeatureWkt' => null, 'width' => 'auto', 'height' => 490, 'initial_lat' => $args['map_centroid_lat'], 'initial_long' => $args['map_centroid_long'], 'initial_zoom' => (int) $args['map_zoom'], 'scroll_wheel_zoom' => false), array('projection' => $args['map_projection']));
       // for timing reasons, all the following has to be done after the map is loaded.
       // 1) feature selector for occurrence list must have the map present to attach the control
       // 2) location placer must have the location layer populated and the map present in
       //    order to zoom the map into the location.
       // 3) occurrence list feature adder must have map present in order to zoom into any
       //    current selection.
       data_entry_helper::$onload_javascript .= "\nvar control = new OpenLayers.Control.SelectFeature(occListLayer);\noccListLayer.map.addControl(control);\nfunction onPopupClose(evt) {\n    // 'this' is the popup.\n    control.unselect(this.feature);\n}\nfunction onFeatureSelect(evt) {\n    feature = evt.feature;\n    popup = new OpenLayers.Popup.FramedCloud(\"featurePopup\",\n               feature.geometry.getBounds().getCenterLonLat(),\n                             new OpenLayers.Size(100,100),\n                             feature.attributes.taxon + \" (\" + feature.attributes.count + \")\",\n                             null, true, onPopupClose);\n    feature.popup = popup;\n    popup.feature = feature;\n    feature.layer.map.addPopup(popup);\n}\nfunction onFeatureUnselect(evt) {\n    feature = evt.feature;\n    if (feature.popup) {\n        popup.feature = null;\n        feature.layer.map.removePopup(feature.popup);\n        feature.popup.destroy();\n        feature.popup = null;\n    }\n}\n\noccListLayer.events.on({\n    'featureselected': onFeatureSelect,\n    'featureunselected': onFeatureUnselect\n});\n\ncontrol.activate();\n\nlocationChange = function(obj){\n  locationLayer.destroyFeatures();\n  if(obj.value != ''){\n    jQuery.getJSON(\"" . $svcUrl . "\" + \"/data/location/\"+obj.value +\n      \"?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "\" +\n      \"&callback=?\", function(data) {\n            if (data.length>0) {\n              var parser = new OpenLayers.Format.WKT();\n              for (var i=0;i<data.length;i++)\n        {\n          if(data[i].centroid_geom){\n            " . self::readBoundaryJs('data[i].centroid_geom', $args['map_projection']) . "\n            feature.style = {label: data[i].name,\n\t\t\t\t\t\t     strokeColor: \"Green\",\n                             strokeWidth: 2,\n                             fillOpacity: 0};\n            centre = feature.geometry.getCentroid();\n            centrefeature = new OpenLayers.Feature.Vector(centre, {}, {label: data[i].name});\n            locationLayer.addFeatures([feature, centrefeature]);\n          }\n          if(data[i].boundary_geom){\n            " . self::readBoundaryJs('data[i].boundary_geom', $args['map_projection']) . "\n            feature.style = {strokeColor: \"Blue\", strokeWidth: 2};\n            locationLayer.addFeatures([feature]);\n          }\n          locationLayer.map.zoomToExtent(locationLayer.getDataExtent());\n        }\n      }\n    });\n     jQuery.getJSON(\"" . $svcUrl . "\" + \"/data/location\" +\n      \"?mode=json&view=detail&auth_token=" . $readAuth['auth_token'] . "&nonce=" . $readAuth["nonce"] . "&callback=?&parent_id=\"+obj.value, function(data) {\n            if (data.length>0) {\n              var parser = new OpenLayers.Format.WKT();\n              for (var i=0;i<data.length;i++)\n        {\n          if(data[i].centroid_geom){\n            " . self::readBoundaryJs('data[i].centroid_geom', $args['map_projection']) . "\n            locationLayer.addFeatures([feature]);\n          }\n          if(data[i].boundary_geom){\n            " . self::readBoundaryJs('data[i].boundary_geom', $args['map_projection']) . "\n            feature.style = {label: data[i].name,\n              labelAlign: \"cb\",\n              strokeColor: \"Blue\",\n                        strokeWidth: 2};\n            locationLayer.addFeatures([feature]);\n           }\n         }\n      }\n        });\n  }\n};\n// upload location initial value into map.\njQuery('#imp-location').each(function(){\n  locationChange(this);\n});\njQuery('#imp-location').unbind('change');\njQuery('#imp-location').change(function(){\n  locationChange(this);\n});\nvar selected = \$('#controls').tabs('option', 'selected');\n\n// Only leave the click control activated for edit/add occurrence tab.\nif(selected != 1){\n    locationLayer.map.editLayer.clickControl.deactivate();\n}\n\$('#controls').bind('tabsshow', function(event, ui) {\n        if(ui.index == 1)\n        {\n         locationLayer.map.editLayer.clickControl.activate();\n        }\n        else\n        {\n         locationLayer.map.editLayer.clickControl.deactivate();\n        }\n    }\n);\n";
       if ($mode != 1) {
           data_entry_helper::$onload_javascript .= "\nactivateAddList = 1;\nthisOccID = " . $thisOccID . ";\n\naddListFeature = function(div, r, record, count) {\n  if(activateAddList == 0)\n    return;\n  if(r == count)\n    activateAddList = 0;\n    var parser = new OpenLayers.Format.WKT();\n    " . self::readBoundaryJs('record.geom', $args['map_projection']) . "\n    if(record.id != thisOccID || 1==" . ($surveyReadOnly ? 1 : 0) . " || 1==" . ($occReadOnly ? 1 : 0) . "){\n      feature.attributes.id = record.id;\n      feature.attributes.taxon = record.taxon;\n      feature.attributes.count = record.count;\n      occListLayer.addFeatures([feature]);\n      if(record.id == " . $thisOccID . "){\n        var bounds=feature.geometry.getBounds();\n        locationLayer.map.setCenter(bounds.getCenterLonLat());\n      }\n    } else {\n      locationLayer.map.editLayer.destroyFeatures();\n      locationLayer.map.editLayer.addFeatures([feature]);\n      var bounds=feature.geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      locationLayer.map.setCenter(centre);\n    }\n};\nhighlight = function(id){\n  if(id == " . $thisOccID . "){\n    if(occListLayer.map.editLayer.features.length > 0){\n      var bounds=occListLayer.map.editLayer.features[0].geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      occListLayer.map.setCenter(centre);\n      return;\n    }\n  }\n  for(var i = 0; i < occListLayer.features.length; i++){\n    if(occListLayer.features[i].attributes.id == id){\n      control.unselectAll();\n      var bounds=occListLayer.features[i].geometry.getBounds()\n      var centre=bounds.getCenterLonLat();\n      occListLayer.map.setCenter(centre);\n      control.select(occListLayer.features[i]);\n      return;\n    }\n  }\n}\n\$('div#occ_grid').indiciaDataGrid('rpt:mnhnl_btw_list_occurrences', {\n    indiciaSvc: '" . $svcUrl . "',\n    dataColumns: ['taxon', 'territorial', 'count'],\n    reportColumnTitles: {taxon : '" . lang::get('LANG_Species') . "', territorial : '" . lang::get('LANG_Territorial') . "', count : '" . lang::get('LANG_Count') . "'},\n    actionColumns: {'" . lang::get('LANG_Show') . "' : \"" . url('node/' . $node->nid, array('query' => 'occurrence_id=£id£')) . "\",\n            '" . lang::get('LANG_Highlight') . "' : \"script:highlight(£id£);\"},\n    auth : { nonce : '" . $readAuth['nonce'] . "', auth_token : '" . $readAuth['auth_token'] . "'},\n    parameters : { survey_id : '" . $args['survey_id'] . "',\n            parent_id : '" . $parentSample['sample:id'] . "',\n            territorial_attr_id : '" . $args['occurrence_territorial_id'] . "',\n            count_attr_id : '" . $args['occurrence_count_id'] . "'},\n    itemsPerPage : 12,\n    callback : addListFeature ,\n    cssOdd : ''\n  });\n\n// activateAddList = 0;\n\n";
       }
       $r .= "</div><div><form><input type=\"button\" value=\"" . lang::get('LANG_Return') . "\" onclick=\"window.location.href='" . url('node/' . $node->nid, array('query' => 'Main')) . "'\"></form></div></div>\n";
       return $r;
   }