libdir.'/adminlib.php');
$query = trim(stripslashes_safe(required_param('query', PARAM_NOTAGS))); // Search string
$adminroot = admin_get_root();
admin_externalpage_setup('search', $adminroot); // now hidden page
$CFG->adminsearchquery = $query; // So we can reference it in search boxes later in this invocation
// now we'll deal with the case that the admin has submitted the form with changed settings
$statusmsg = '';
if ($data = data_submitted()) {
$unslashed = (array)stripslashes_recursive($data);
if (confirm_sesskey()) {
$olddbsessions = !empty($CFG->dbsessions);
$changedsettings = search_settings(admin_get_root(), $query);
$errors = '';
foreach($changedsettings as $changedsetting) {
if (!isset($unslashed['s_' . $changedsetting->name])) {
$unslashed['s_' . $changedsetting->name] = ''; // needed for checkboxes
}
$errors .= $changedsetting->write_setting($unslashed['s_' . $changedsetting->name]);
}
if ($olddbsessions != !empty($CFG->dbsessions)) {
require_logout();
}
if (empty($errors)) {
$statusmsg = get_string('changessaved');
} else {
$statusmsg = get_string('errorwithsettings', 'admin') . '
' . $errors;
}
} else {
error(get_string('confirmsesskeybad', 'error'));
}
// now update $SITE - it might have been changed
$SITE = get_record('course', 'id', $SITE->id);
$COURSE = clone($SITE);
}
// and finally, if we get here, then there are matching settings and we have to print a form
// to modify them
admin_externalpage_print_header($adminroot);
if ($statusmsg != '') {
notify ($statusmsg);
}
$resultshtml = search_settings_html(admin_get_root(), $query);
echo '';
admin_externalpage_print_footer($adminroot);
/**
* Find settings using a query.
*
* @param string &$node The node at which to start searching. Should be $ADMIN for all external calls to this function.
* @param string $query The search string.
* @return array An array containing admin_setting objects that match $query.
*/
function search_settings(&$node, $query) {
if (is_a($node, 'admin_category')) {
$return = array();
$entries = array_keys($node->children);
foreach ($entries as $entry) {
$return = array_merge($return, search_settings($node->children[$entry], $query));
}
return $return;
}
if (is_a($node, 'admin_settingpage')) {
$return = array();
foreach ($node->settings as $setting) {
if (stristr($setting->name,$query) || stristr($setting->visiblename,$query) || stristr($setting->description,$query)) {
$return[] =& $setting;
}
unset($setting); // needed to prevent odd (imho) reference behaviour
// see http://www.php.net/manual/en/language.references.whatdo.php#AEN6399
}
return $return;
}
return array();
}
function search_settings_html(&$node, $query) {
global $CFG;
if (is_a($node, 'admin_category')) {
$entries = array_keys($node->children);
$return = '';
foreach ($entries as $entry) {
$return .= search_settings_html($node->children[$entry], $query);
}
return $return;
}
if (is_a($node, 'admin_settingpage')) {
$foundsettings = array();
foreach ($node->settings as $setting) {
if (stristr($setting->name,$query) || stristr($setting->visiblename,$query) || stristr($setting->description,$query)) {
$foundsettings[] =& $setting;
}
unset($setting); // needed to prevent odd (imho) reference behaviour
// see http://www.php.net/manual/en/language.references.whatdo.php#AEN6399
}
$return = '';
if (count($foundsettings) > 0) {
$return .= print_heading(get_string('searchresults','admin').' - '. '' . $node->visiblename . '', '', 2, 'main', true);
$return .= '';
}
return $return;
}
return '';
}
?>