function delete($ids,&$results) {
//check if user is owner of topic
$select = "topic_id IN (".join(",",$ids).") AND user_id=$this->userId";
if(!$rightRecords = $this->db->getRecords(MediabirdConfig::tableName("Right",true),$select)) {
return MediabirdConstants::accessDenied;
}
else {
foreach($rightRecords as $rightRecord) {
if($rightRecord->mask < MediabirdTopicAccessConstants::owner) {
return MediabirdConstants::accessDenied;
}
}
}
$okay = true;
//now collect affected ids
$select = "marker_id = ANY
(SELECT id FROM ".MediabirdConfig::tableName('Marker')." WHERE topic_id IN (".join(",",$ids)."))";
$okay = $okay && parent::deleteGeneric('Relation',$select,$results);
$select = "card_id = ANY
(SELECT id FROM ".MediabirdConfig::tableName('Card')." WHERE topic_id IN (".join(",",$ids)."))";
$okay = $okay && parent::deleteGeneric('CardTag',$select);
$select = "topic_id IN (".join(",",$ids).")";
$okay = $okay && parent::deleteGeneric('Marker',$select,$results);
$select = "topic_id IN (".join(",",$ids).")";
$okay = $okay && parent::deleteGeneric('Card',$select,$results);
$select = "topic_id IN (".join(",",$ids).")";
$okay = $okay && parent::deleteGeneric('CardContent',$select);
$select = "topic_id IN (".join(",",$ids).")";
$okay = $okay && parent::deleteGeneric('Right',$select,$results);
$select = "id IN (".join(",",$ids).")";
$okay = $okay && parent::deleteGeneric('Topic',$select,$results);
if($okay) {
return MediabirdConstants::processed;
}
else {
return MediabirdConstants::serverError;
}
}
function delete($ids,&$results) {
//check if user is owner of upload
$select = "id IN (".join(",",$ids).") AND user_id=$this->userId";
if($this->db->countRecords(MediabirdConfig::tableName("Upload",true),$select) != count($ids)) {
return MediabirdConstants::accessDenied;
}
//now delete upload and cards featuring that file
//detemine all cards that feature the file
$select = "content_type=1 AND content_id IN (".join(",",$ids).")";
$okay = true;
if($cardRecords = $this->db->getRecords(MediabirdConfig::tableName("Card",true),$select)) {
//collect their ids
$cardIds = array();
foreach($cardRecords as $cardRecord) {
$cardIds []= intval($cardRecord->id);
}
$results['removedCardIds'] = $cardIds;
//prepare delete statements
$cardIdString = join(",",$cardIds);
$select = "marker_id IN
(SELECT id FROM ".MediabirdConfig::tableName('Marker')." WHERE card_id IN ($cardIdString))";
$okay = $okay && parent::deleteGeneric('Relation',$select,$results);
$select = "card_id IN ($cardIdString)";
$okay = $okay && parent::deleteGeneric('CardTag',$select);
$select = "card_id IN ($cardIdString)";
$okay = $okay && parent::deleteGeneric('Marker',$select,$results);
$select = "id IN ($cardIdString)";
$okay = $okay && parent::deleteGeneric('Card',$select,$results);
}
$select = "id IN (".join(",",$ids).")";
$okay = $okay && parent::deleteGeneric('Upload',$select,$results);
if($okay) {
return MediabirdConstants::processed;
}
else {
return MediabirdConstants::serverError;
}
}