/**
* Browser for files area.
*
* @param Pieform $form The form to render the element for
* @param array $element The element to render
* @return string The HTML for the element
*/
function pieform_element_filebrowser(Pieform $form, $element)
{
require_once 'license.php';
global $USER, $_PIEFORM_FILEBROWSERS;
$smarty = smarty_core();
// See if the filebrowser has indicated it's a group element
if (!empty($element['group'])) {
$group = $element['group'];
} else {
// otherwise check if the form knows it's in a group setting
$group = $form->get_property('group');
}
// See if the filebrowser has indicated it's an institution element
if (!empty($element['institution'])) {
$institution = $element['institution'];
} else {
// otherwise check if the form knows it's in an institution setting
$institution = $form->get_property('institution');
}
$formid = $form->get_name();
$prefix = $formid . '_' . $element['name'];
if (!empty($element['tabs'])) {
$tabdata = pieform_element_filebrowser_configure_tabs($element['tabs'], $prefix);
$smarty->assign('tabs', $tabdata);
if (!$group && $tabdata['owner'] == 'group') {
$group = $tabdata['ownerid'];
} else {
if (!$institution) {
if ($tabdata['owner'] == 'institution') {
$institution = $tabdata['ownerid'];
} else {
if ($tabdata['owner'] == 'site') {
$institution = 'mahara';
}
}
}
}
}
$userid = $group || $institution ? null : $USER->get('id');
// refresh quotas
if ($userid) {
$USER->quota_refresh();
}
$folder = $element['folder'];
if ($group && !pieform_element_filebrowser_view_group_folder($group, $folder)) {
$folder = null;
}
$path = pieform_element_filebrowser_get_path($folder);
$smarty->assign('folder', $folder);
$smarty->assign('foldername', $path[0]->title);
$smarty->assign('path', array_reverse($path));
$smarty->assign('highlight', $element['highlight'][0]);
$smarty->assign('edit', !empty($element['edit']) ? $element['edit'] : -1);
if (isset($element['browse'])) {
$smarty->assign('browse', (int) $element['browse']);
}
$config = array_map('intval', $element['config']);
if ($group && $config['edit']) {
$smarty->assign('groupinfo', pieform_element_filebrowser_get_groupinfo($group));
}
if ($config['select']) {
if (function_exists($element['selectlistcallback'])) {
if ($form->is_submitted() && $form->has_errors() && isset($_POST[$prefix . '_selected']) && is_array($_POST[$prefix . '_selected'])) {
$value = array_keys($_POST[$prefix . '_selected']);
} else {
if (isset($element['defaultvalue'])) {
$value = $element['defaultvalue'];
} else {
$value = null;
}
}
// check to see if attached artefact items in $value array are actually allowed
// to be seen by this user
if (!empty($value)) {
foreach ($value as $k => $v) {
$file = artefact_instance_from_id($v);
if (!$file instanceof ArtefactTypeFile && !$file instanceof ArtefactTypeFolder || !$USER->can_view_artefact($file)) {
unset($value[$k]);
}
}
}
$selected = $element['selectlistcallback']($value);
}
$smarty->assign('selectedlist', $selected);
$selectedliststr = json_encode($selected);
}
if ($config['uploadagreement']) {
if (get_config_plugin('artefact', 'file', 'usecustomagreement')) {
$smarty->assign('agreementtext', get_field('site_content', 'content', 'name', 'uploadcopyright'));
} else {
$smarty->assign('agreementtext', get_string('uploadcopyrightdefaultcontent', 'install'));
}
} else {
if (!isset($config['simpleupload'])) {
$config['simpleupload'] = 1;
}
}
$licensing = '<div class="fileuploadlicense">' . license_form_files($prefix) . '</div>';
$smarty->assign('licenseform', $licensing);
if ($config['resizeonuploaduseroption'] == 1) {
$smarty->assign('resizeonuploadenable', get_config_plugin('artefact', 'file', 'resizeonuploadenable'));
$smarty->assign('resizeonuploadmaxwidth', get_config_plugin('artefact', 'file', 'resizeonuploadmaxwidth'));
$smarty->assign('resizeonuploadmaxheight', get_config_plugin('artefact', 'file', 'resizeonuploadmaxheight'));
}
if ($config['upload']) {
$maxuploadsize = display_size(get_max_upload_size(!$institution && !$group));
$smarty->assign('maxuploadsize', $maxuploadsize);
$smarty->assign('phpmaxfilesize', get_max_upload_size(false));
if ($group) {
$smarty->assign('uploaddisabled', !pieform_element_filebrowser_edit_group_folder($group, $folder));
}
}
if (!empty($element['browsehelp'])) {
$config['plugintype'] = $form->get_property('plugintype');
$config['pluginname'] = $form->get_property('pluginname');
$config['browsehelp'] = $element['browsehelp'];
}
$config['showtags'] = !empty($config['tag']) ? (int) $userid : 0;
$config['editmeta'] = (int) ($userid && !$config['edit'] && !empty($config['tag']));
$smarty->assign('config', $config);
$filters = isset($element['filters']) ? $element['filters'] : null;
$filedata = ArtefactTypeFileBase::get_my_files_data($folder, $userid, $group, $institution, $filters);
$smarty->assign('filelist', $filedata);
$configstr = json_encode($config);
$fileliststr = json_encode($filedata);
$smarty->assign('prefix', $prefix);
$accepts = isset($element['accept']) ? 'accept="' . Pieform::hsc($element['accept']) . '"' : '';
$smarty->assign('accepts', $accepts);
$initjs = "{$prefix} = new FileBrowser('{$prefix}', {$folder}, {$configstr}, config);\n{$prefix}.filedata = {$fileliststr};";
if ($config['select']) {
$initjs .= "{$prefix}.selecteddata = {$selectedliststr};";
}
if (isset($tabdata)) {
$initjs .= "{$prefix}.tabdata = " . json_encode($tabdata) . ';';
}
$_PIEFORM_FILEBROWSERS[$prefix]['views_js'] = $initjs;
$initjs .= "addLoadEvent({$prefix}.init);";
$initjs .= "upload_max_filesize = '" . get_real_size(ini_get('upload_max_filesize')) . "';";
$smarty->assign('initjs', $initjs);
$smarty->assign('querybase', $element['page'] . (strpos($element['page'], '?') === false ? '?' : '&'));
$params = 'folder=' . $folder;
if ($group) {
$params .= '&group=' . $group;
}
if ($institution) {
$params .= '&institution=' . $institution;
}
$switchwidth = ArtefactTypeFileBase::get_switch_width();
$smarty->assign('switchwidth', $switchwidth);
$smarty->assign('folderparams', $params);
return $smarty->fetch('artefact:file:form/filebrowser.tpl');
}
/**
* Browser for files area.
*
* @param Pieform $form The form to render the element for
* @param array $element The element to render
* @return string The HTML for the element
*/
function pieform_element_filebrowser(Pieform $form, $element)
{
global $USER, $_PIEFORM_FILEBROWSERS;
$smarty = smarty_core();
$group = $form->get_property('group');
$institution = $form->get_property('institution');
if (!empty($element['tabs'])) {
$tabdata = pieform_element_filebrowser_configure_tabs($element['tabs']);
$smarty->assign('tabs', $tabdata);
if (!$group && $tabdata['owner'] == 'group') {
$group = $tabdata['ownerid'];
} else {
if (!$institution) {
if ($tabdata['owner'] == 'institution') {
$institution = $tabdata['ownerid'];
} else {
if ($tabdata['owner'] == 'site') {
$institution = 'mahara';
}
}
}
}
}
$userid = $group || $institution ? null : $USER->get('id');
// refresh quotas
if ($userid) {
$USER->quota_refresh();
}
$folder = $element['folder'];
$path = pieform_element_filebrowser_get_path($folder);
$smarty->assign('folder', $folder);
$smarty->assign('foldername', $path[0]->title);
$smarty->assign('path', array_reverse($path));
$smarty->assign('highlight', $element['highlight'][0]);
$smarty->assign('edit', !empty($element['edit']) ? $element['edit'] : -1);
if (isset($element['browse'])) {
$smarty->assign('browse', (int) $element['browse']);
}
$config = array_map('intval', $element['config']);
if ($group && $config['edit']) {
$smarty->assign('groupinfo', pieform_element_filebrowser_get_groupinfo($group));
}
$formid = $form->get_name();
$prefix = $formid . '_' . $element['name'];
if ($config['select']) {
if (function_exists($element['selectlistcallback'])) {
if ($form->is_submitted() && $form->has_errors() && isset($_POST[$prefix . '_selected']) && is_array($_POST[$prefix . '_selected'])) {
$value = array_keys($_POST[$prefix . '_selected']);
} else {
if (isset($element['defaultvalue'])) {
$value = $element['defaultvalue'];
} else {
$value = null;
}
}
$selected = $element['selectlistcallback']($value);
}
$smarty->assign('selectedlist', $selected);
$selectedliststr = json_encode($selected);
}
if ($config['uploadagreement']) {
if (get_config_plugin('artefact', 'file', 'usecustomagreement')) {
$smarty->assign('agreementtext', get_field('site_content', 'content', 'name', 'uploadcopyright'));
} else {
$smarty->assign('agreementtext', get_string('uploadcopyrightdefaultcontent', 'install'));
}
}
if ($config['upload']) {
$maxuploadsize = min(get_real_size(ini_get('post_max_size')), get_real_size(ini_get('upload_max_filesize')));
if (!$institution && !$group) {
$userquotaremaining = $USER->get('quota') - $USER->get('quotaused');
$maxuploadsize = min($maxuploadsize, $userquotaremaining);
}
$maxuploadsize = display_size($maxuploadsize);
$smarty->assign('maxuploadsize', $maxuploadsize);
}
if (!empty($element['browsehelp'])) {
$config['plugintype'] = $form->get_property('plugintype');
$config['pluginname'] = $form->get_property('pluginname');
$config['browsehelp'] = $element['browsehelp'];
}
$config['showtags'] = !empty($config['tag']) ? (int) $userid : 0;
$config['editmeta'] = (int) ($userid && !$config['edit'] && !empty($config['tag']));
$smarty->assign('config', $config);
$filters = isset($element['filters']) ? $element['filters'] : null;
$filedata = ArtefactTypeFileBase::get_my_files_data($folder, $userid, $group, $institution, $filters);
$smarty->assign('filelist', $filedata);
$configstr = json_encode($config);
$fileliststr = json_encode($filedata);
$smarty->assign('prefix', $prefix);
$initjs = "{$prefix} = new FileBrowser('{$prefix}', {$folder}, {$configstr}, config);\n{$prefix}.filedata = {$fileliststr};";
if ($config['select']) {
$initjs .= "{$prefix}.selecteddata = {$selectedliststr};";
}
$_PIEFORM_FILEBROWSERS[$prefix]['views_js'] = $initjs;
$initjs .= "addLoadEvent({$prefix}.init);";
$smarty->assign('initjs', $initjs);
$smarty->assign('querybase', $element['page'] . (strpos($element['page'], '?') === false ? '?' : '&'));
return $smarty->fetch('artefact:file:form/filebrowser.tpl');
}
