public function joinAdd($obj = false, $joinType = 'INNER', $joinAs = false, $joinCol = false)
{
// avoid those annoying PEAR::DB strict standards warnings it causes
$old = error_reporting();
error_reporting(error_reporting() & ~E_STRICT);
$res = parent::joinAdd($obj, $joinType, $joinAs, $joinCol);
// reset
error_reporting($old);
return $res;
}
/**
* Prepares a select query, given a series of tags to exclude.
* @param $tags mixed. Can be a tag table recordset or an array of tag records
* @param DB_DataObject $obj the recordset on which the select query will be executed
*/
public function getWithoutTags($tags, DB_DataObject $obj)
{
$tagsdo = array();
if (!is_array($tags) || $tags->N) {
$tags = array($tags);
}
foreach ($tags as $atag) {
if (!($atag = $this->_getTagFromTag($atag))) {
continue;
}
$tagsdo[] = $atag;
}
foreach ($tagsdo as $tag) {
$t = DB_DataObject::factory('tag_record');
$t->whereAdd('extags_' . $tag->id . '.tag_id = ' . $tag->id);
$t->tagged_table = $obj->tableName();
$obj->whereAdd('extags_' . $tag->id . '.id is null');
$t->selectAdd();
$t->selectAdd('extags_' . $tag->id . '.tag_id');
$obj->joinAdd(clone $t, array('joinType' => 'LEFT', 'joinAs' => 'extags_' . $tag->id, 'useWhereAsOn' => true));
}
return;
}
