public static function loadSources()
{
if (!self::$sources) {
list($groups, $list) = N2SmartsliderGeneratorModel::getGenerators();
self::$sources = array('available' => array(), 'notavailable' => array());
foreach ($list as $group => $sources) {
foreach ($sources as $type => $info) {
/**
* @var $info N2GeneratorInfo
*/
if (is_object($info)) {
if (!$info->installed) {
if (!isset(self::$sources['notavailable'][$group])) {
self::$sources['notavailable'][$group] = array();
}
self::$sources['notavailable'][$group][$type] = $info;
} else {
if (!isset(self::$sources['available'][$group])) {
self::$sources['available'][$group] = array();
}
self::$sources['available'][$group][$type] = $info;
}
}
}
}
}
}
