/**
* Parses the 'columns' preference.
*
* @return array The list of columns to be displayed.
*/
public static function getColumns($backend)
{
if (!isset(self::$_columns)) {
self::$_columns = array();
$sources = json_decode($GLOBALS['prefs']->getValue('columns'));
foreach ($sources as $source) {
self::$_columns[array_shift($source)] = $source;
}
}
if (empty(self::$_columns[$backend])) {
$info = Gollem_Auth::getBackend($backend);
self::$_columns[$backend] = $info['attributes'];
}
return self::$_columns[$backend];
}
