function general_account_prefs_form_elements($prefs)
{
global $USER;
require_once 'license.php';
$elements = array();
$elements['friendscontrol'] = array('type' => 'radio', 'defaultvalue' => $prefs->friendscontrol, 'title' => get_string('friendsdescr', 'account'), 'class' => 'mrs mls', 'options' => array('nobody' => get_string('friendsnobody', 'account'), 'auth' => get_string('friendsauth', 'account'), 'auto' => get_string('friendsauto', 'account')), 'help' => true);
$elements['wysiwyg'] = array('type' => 'switchbox', 'defaultvalue' => get_config('wysiwyg') ? get_config('wysiwyg') == 'enable' : $prefs->wysiwyg, 'title' => get_string('wysiwygdescr', 'account'), 'help' => true, 'disabled' => get_config('wysiwyg'));
if (get_config('licensemetadata')) {
$elements['licensedefault'] = license_form_el_basic(null);
$elements['licensedefault']['title'] = get_string('licensedefault', 'account');
if ($USER->get('institutions')) {
$elements['licensedefault']['options'][LICENSE_INSTITUTION_DEFAULT] = get_string('licensedefaultinherit', 'account');
}
$elements['licensedefault']['description'] = get_string('licensedefaultdescription', 'account');
if (isset($prefs->licensedefault)) {
$elements['licensedefault']['defaultvalue'] = $prefs->licensedefault;
}
}
$elements['maildisabled'] = array('type' => 'switchbox', 'defaultvalue' => $prefs->maildisabled, 'title' => get_string('disableemail', 'account'), 'help' => true);
$elements['messages'] = array('type' => 'radio', 'defaultvalue' => $prefs->messages, 'title' => get_string('messagesdescr', 'account'), 'options' => array('nobody' => get_string('messagesnobody', 'account'), 'friends' => get_string('messagesfriends', 'account'), 'allow' => get_string('messagesallow', 'account')), 'help' => true);
$languages = get_languages();
// Determine default language.
$instlang = get_user_institution_language($USER->id, $instlanginstname);
if (!empty($instlang) && $instlang != 'default') {
$sitedefaultlabel = get_string('defaultlangforinstitution', 'admin', get_config_institution($instlanginstname, 'displayname')) . ' (' . $languages[$instlang] . ')';
} else {
$sitedefaultlabel = get_string('sitedefault', 'admin') . ' (' . $languages[get_config('lang')] . ')';
}
$elements['lang'] = array('type' => 'select', 'defaultvalue' => $prefs->lang, 'title' => get_string('language', 'account'), 'options' => array_merge(array('default' => $sitedefaultlabel), $languages), 'help' => true, 'ignore' => count($languages) < 2);
$sitethemes = array();
// Get all available standard site themes
if (get_config('sitethemeprefs') && !in_admin_section()) {
// get_user_accessible_themes() returns 'sitedefault' to mean fall back to the site or
// institution theme. This won't work for account prefs, where 'sitedefault' is just
// a theme that doesn't exist. So change the 'sitedefault' key to '', and the empty
// preference will be interpreted as "No theme selected".
$sitethemes = array_reverse(get_user_accessible_themes());
unset($sitethemes['sitedefault']);
$sitethemes = array_reverse($sitethemes);
}
// Get all user's institution themes
$institutionthemes = array();
if ($institutions = $USER->get('institutions')) {
$allthemes = get_all_theme_objects();
foreach ($institutions as $i) {
if (empty($i->theme)) {
$institutionthemes['sitedefault' . '/' . $i->institution] = $i->displayname . ' - ' . get_string('sitedefault', 'admin');
} else {
$institutionthemes[$i->theme . '/' . $i->institution] = $i->displayname . ' - ' . $allthemes[$i->theme]->displayname;
}
}
}
$themes = array_merge($sitethemes, $institutionthemes);
natcasesort($themes);
$currenttheme = $USER->get_themedata();
if (!isset($currenttheme->basename)) {
$defaulttheme = 'sitedefault';
} else {
$defaulttheme = $currenttheme->basename;
}
if (isset($currenttheme->institutionname)) {
$defaulttheme = $defaulttheme . '/' . $currenttheme->institutionname;
}
if (!array_key_exists($defaulttheme, $themes)) {
reset($themes);
$defaulttheme = key($themes);
}
$elements['theme'] = array('type' => 'select', 'defaultvalue' => $defaulttheme, 'title' => get_string('theme'), 'options' => $themes, 'ignore' => count($themes) < 2, 'help' => true);
$elements['addremovecolumns'] = array('type' => 'switchbox', 'defaultvalue' => $prefs->addremovecolumns, 'title' => get_string('showviewcolumns', 'account'), 'help' => 'true');
// TODO: add a way for plugins (like blog!) to have account preferences
$elements['multipleblogs'] = array('type' => 'switchbox', 'title' => get_string('enablemultipleblogs1', 'account'), 'description' => get_string('enablemultipleblogsdescription1', 'account'), 'defaultvalue' => $prefs->multipleblogs);
if (get_config('showtagssideblock')) {
$elements['tagssideblockmaxtags'] = array('type' => 'text', 'size' => 4, 'title' => get_string('tagssideblockmaxtags', 'account'), 'description' => get_string('tagssideblockmaxtagsdescription', 'account'), 'defaultvalue' => isset($prefs->tagssideblockmaxtags) ? $prefs->tagssideblockmaxtags : get_config('tagssideblockmaxtags'), 'rules' => array('integer' => true, 'minvalue' => 0, 'maxvalue' => 1000));
}
$elements['groupsideblockmaxgroups'] = array('type' => 'text', 'size' => 4, 'title' => get_string('limitto1', 'blocktype.mygroups'), 'description' => get_string('limittodescsideblock1', 'blocktype.mygroups'), 'defaultvalue' => isset($prefs->groupsideblockmaxgroups) ? $prefs->groupsideblockmaxgroups : '', 'rules' => array('regex' => '/^[0-9]*$/', 'minvalue' => 0, 'maxvalue' => 1000));
$elements['groupsideblocksortby'] = array('type' => 'select', 'defaultvalue' => isset($prefs->groupsideblocksortby) ? $prefs->groupsideblocksortby : 'alphabetical', 'title' => get_string('sortgroups', 'blocktype.mygroups'), 'options' => array('latest' => get_string('latest', 'blocktype.mygroups'), 'earliest' => get_string('earliest', 'blocktype.mygroups'), 'alphabetical' => get_string('alphabetical', 'blocktype.mygroups')));
if (get_config('userscanhiderealnames')) {
$elements['hiderealname'] = array('type' => 'switchbox', 'title' => get_string('hiderealname', 'account'), 'description' => get_string('hiderealnamedescription', 'account'), 'defaultvalue' => $prefs->hiderealname);
}
if (get_config('homepageinfo')) {
$elements['showhomeinfo'] = array('type' => 'switchbox', 'defaultvalue' => $prefs->showhomeinfo, 'title' => get_string('showhomeinfo2', 'account'), 'description' => get_string('showhomeinfodescription1', 'account', hsc(get_config('sitename'))), 'help' => 'true');
}
if (get_config('showprogressbar')) {
$elements['showprogressbar'] = array('type' => 'switchbox', 'defaultvalue' => $prefs->showprogressbar, 'title' => get_string('showprogressbar', 'account'), 'description' => get_string('showprogressbardescription', 'account', hsc(get_config('sitename'))));
}
if (get_config('allowmobileuploads')) {
$defaultvalue = array();
$mobileuploadtoken = isset($prefs->mobileuploadtoken) ? $prefs->mobileuploadtoken : get_config('mobileuploadtoken');
$defaultvalue = explode('|', trim($mobileuploadtoken, '|'));
$elements['mobileuploadtoken'] = array('type' => 'multitext', 'title' => get_string('mobileuploadtoken', 'account'), 'defaultvalue' => $defaultvalue, 'help' => 'true');
}
if (get_config_plugin('artefact', 'file', 'resizeonuploadenable')) {
$elements['resizeonuploaduserdefault'] = array('type' => 'switchbox', 'title' => get_string('resizeonuploaduserdefault1', 'account'), 'description' => get_string('resizeonuploaduserdefaultdescription2', 'account'), 'defaultvalue' => $prefs->resizeonuploaduserdefault);
}
if (get_config('userscandisabledevicedetection')) {
$elements['devicedetection'] = array('type' => 'switchbox', 'title' => get_string('devicedetection', 'account'), 'description' => get_string('devicedetectiondescription', 'account'), 'defaultvalue' => $prefs->devicedetection);
}
return $elements;
}
/**
* Return a list of themes available to the specified institution
* @param string institution the name of the institution to load themes for
* @return array subdir => name
* @throws SystemException if unable to read the theme directory
*/
function get_institution_themes($institution)
{
static $institutionthemes = array();
if (!isset($institutionthemes[$institution])) {
$themes = get_all_theme_objects();
$r = array();
foreach ($themes as $subdir => $theme) {
if (empty($theme->institutions) || !is_array($theme->institutions) || in_array($institution, $theme->institutions)) {
$r[$subdir] = isset($theme->displayname) ? $theme->displayname : $subdir;
}
}
$institutionthemes[$institution] = $r;
}
return $institutionthemes[$institution];
}
function file_cleanup_old_cached_files()
{
global $THEME;
$dirs = array('', '/profileicons');
foreach (get_all_theme_objects() as $basename => $theme) {
$dirs[] = '/profileicons/no_userphoto/' . $basename;
}
foreach ($dirs as $dir) {
$basedir = get_config('dataroot') . 'artefact/file' . $dir . '/resized/';
if (!check_dir_exists($basedir, false)) {
continue;
}
$mintime = time() - 12 * 7 * 24 * 60 * 60;
// delete caches older than 12 weeks
// Cached files are stored in a three tier md5sum layout
// The actual files are stored in the third directory
// This loops through all three directories, then checks the files for age
// It cleans up any empty directories on the way down again
$iter1 = new DirectoryIterator($basedir);
foreach ($iter1 as $dir1) {
if ($dir1->isDot()) {
continue;
}
$dir1path = $dir1->getPath() . '/' . $dir1->getFilename();
$iter2 = new DirectoryIterator($dir1path);
foreach ($iter2 as $dir2) {
if ($dir2->isDot()) {
continue;
}
$dir2path = $dir2->getPath() . '/' . $dir2->getFilename();
$iter3 = new DirectoryIterator($dir2path);
foreach ($iter3 as $dir3) {
if ($dir3->isDot()) {
continue;
}
$dir3path = $dir3->getPath() . '/' . $dir3->getFilename();
$fileiter = new DirectoryIterator($dir3path);
foreach ($fileiter as $file) {
if ($file->isFile() && $file->getCTime() < $mintime) {
unlink($file->getPath() . '/' . $file->getFilename());
}
}
if (sizeof(scandir($dir3path)) <= 2) {
// first 2 entries are . and ..
rmdir($dir3path);
}
}
if (sizeof(scandir($dir2path)) <= 2) {
// first 2 entries are . and ..
rmdir($dir2path);
}
}
if (sizeof(scandir($dir1path)) <= 2) {
// first 2 entries are . and ..
rmdir($dir1path);
}
}
}
}