public function getByTags($tags, DB_DataObject $obj)
{
if (!is_array($tags) || $tags->N) {
$tags = array($tags);
}
foreach ($tags as $atag) {
if (!($atag = $this->_getTagFromTag($atag))) {
continue;
}
$tagsdo[] = $atag;
}
if (!is_array($tagsdo)) {
// No tag exist, so we should retrieve no record at all,
$obj->whereAdd('1=2');
return;
}
$obj->selectAs();
foreach ($tagsdo as $tag) {
$t = DB_DataObject::factory('tag_record');
$t->tag_id = $tag->pk();
$t->tagged_table = $obj->tableName();
$obj->joinAdd($t, 'inner', 'tags_' . Strings::stripify($tag->__toString(), true));
}
return;
}