function handle(&$params)
{
$app = Dataface_Application::getInstance();
header('Content-type: text/html; charset=' . $app->_conf['oe']);
$record =& $app->getRecord();
$query =& $app->getQuery();
if (isset($_REQUEST['-form-id'])) {
$formid = $_REQUEST['-form-id'];
} else {
$formid = 'ajax-form-' . rand();
}
// First let's figure out what kind of form this is
$form_type = @$_REQUEST['-form-type'];
$form = null;
if (isset($_REQUEST['-fields'])) {
$fields = explode(',', $_REQUEST['-fields']);
} else {
$fields = null;
}
switch ($form_type) {
case 'new':
$form = df_create_new_record_form($query['-table'], $fields);
$form->_build();
break;
case 'edit':
$form = df_create_edit_record_form($query['-table'], $fields);
break;
case 'new_related_record':
$form = df_create_new_related_record_form($record, $query['-relationship'], $fields);
break;
case 'existing_related_record':
$form = df_create_existing_related_record_form($record, $query['-relationship']);
break;
case 'composite':
import('Dataface/CompositeForm.php');
$form = new Dataface_CompositeForm($fields);
$form->build();
break;
default:
@(include_once 'forms/' . $form_type . '.php');
if (!class_exists('forms_' . $form_type)) {
return PEAR::raiseError('Could not find form of type "' . $form_type . '".', DATAFACE_E_ERROR);
}
$classname = 'forms_' . $form_type;
$form = new $classname($fields);
break;
}
// We want the form to be submitted to the embedded iframe
$form->updateAttributes(array('target' => $formid . '-target', 'accept-charset' => $app->_conf['ie']));
$formparams = preg_grep('/^-[^\\-].*/', array_keys($query));
foreach ($formparams as $param) {
$form->addElement('hidden', $param);
$form->setDefaults(array($param => $query[$param]));
}
$form->addElement('hidden', '-form-id');
$form->setDefaults(array('-form-id' => $formid));
// Now that we have our form, we can do our thing with it.
if ($form->validate()) {
/*
*
* The form was submitted and it validated ok. We now process it (ie: save its contents).
*
*/
$app->clearMessages();
$result = $form->process(array(&$form, 'save'));
$success = true;
$response =& Dataface_Application::getResponse();
if (!$result) {
trigger_error("Error occurred in save: " . xf_db_error($app->db()) . Dataface_Error::printStackTrace(), E_USER_ERROR);
exit;
} else {
if (PEAR::isError($result) && !Dataface_Error::isNotice($result)) {
if (Dataface_Error::isDuplicateEntry($result)) {
return $result;
} else {
trigger_error($result->toString() . Dataface_Error::printStackTrace(), E_USER_ERROR);
exit;
}
} else {
if (Dataface_Error::isNotice($result)) {
$app->addError($result);
$success = false;
}
}
}
if ($success) {
import('Dataface/Utilities.php');
Dataface_Utilities::fireEvent('after_action_ajax_form');
$msg = implode("\n", $app->getMessages());
//$msg =@$response['--msg'];
$msg = urlencode(Dataface_LanguageTool::translate('Record successfully saved', "Record successfully saved.<br>") . $msg);
// We need to output the success content.
// This could be in any of the following formats:
// 1. HTML --- actually not yet.. let's just do JSON
// 2. JSON
// 3. XML --- not yet.. just JSON for now.
$targetid = @$_REQUEST['-target-id'];
// This should:
// 1. Get the target element.
// 2. Go through the element's subtree and replace
// values that have been changed. How do we know what
// values have been changed.
//
if (method_exists($form, 'htmlValues')) {
if (method_exists($form, 'changedFields')) {
$changed_fields = $form->changedFields();
} else {
$changed_fields = null;
}
// Convert the values to JSON
$changed_values = $form->htmlValues($changed_fields);
import('Services/JSON.php');
$json = new Services_JSON();
$changed_values_json = $json->encode($changed_values);
} else {
$changed_values_json = '{}';
}
echo <<<END
<html><body><script language="javascript"><!--
\t
\t//self.onload = function(){
\t\t//parent.handleEditableResponse('{$targetid}', {$changed_values_json});
\t\tvar targetel = parent.document.getElementById('{$targetid}');
\t\ttargetel.handleResponse('{$targetid}', {$changed_values_json});
\t\ttargetel.onclick=parent.makeEditable;
\t\ttargetel.onmouseover=targetel.old_onmouseover;
\t\ttargetel.edit_form.parentNode.removeChild(targetel.edit_form);
\t
\t//}
\t
\t
//--></script></body></html>
END;
exit;
}
}
import('Dataface/FormTool.php');
$formTool = new Dataface_FormTool();
ob_start();
if (is_array($fields) and count($fields) == 1 and strpos($fields[0], '#') !== false) {
$singleField = $fields[0];
} else {
$singleField = false;
}
$formTool->display($form, null, $singleField);
$out = ob_get_contents();
ob_end_clean();
echo <<<END
\t\t
\t\t<div id="{$formid}-wrapper">
\t\t\t<iframe id="{$formid}-target" name="{$formid}-target" style="width:0px; height:0px; border: 0px"></iframe>
\t\t\t{$out}
\t\t</div>
END;
if ($form->isSubmitted()) {
// The form has already been submitted so we must be displaying some
// errors. We need to remove this stuff from inside the iframe
// that we are going to be inside of, and place them on the page
// in the correct place
echo <<<END
<script language="javascript"><!--
var targetel = parent.document.getElementById('{$formid}-wrapper');
var sourceel = document.getElementById('{$formid}-wrapper');
targetel.innerHTML = sourceel.innerHTML;
//--></script>
END;
}
exit;
}
