/**
* Delete content object and all related records
*
* @access public
* @return TRUE on success, FALSE on failure - mErrors will contain reason for failure
*/
function expunge()
{
global $gBitSystem, $gLibertySystem;
$ret = FALSE;
if ($this->isValid()) {
$this->StartTrans();
$this->expungeComments();
// services, filters and cache
$this->invokeServices('content_expunge_function', $this);
if ($this->getField('format_guid') && ($func = $gLibertySystem->getPluginFunction($this->getField('format_guid'), 'expunge_function'))) {
$func($this->mContentId);
}
$this->filterData($this->mInfo['data'], $this->mInfo, 'expunge');
LibertyContent::expungeCacheFile($this->mContentId);
// remove favorites - this probably should be a content_expunge_function in users
$this->mDb->query("DELETE FROM `" . BIT_DB_PREFIX . "users_favorites_map` WHERE `favorite_content_id`=?", array($this->mContentId));
// remove entries in the history
$this->expungeVersion();
// Remove individual permissions for this object if they exist
$query = "delete from `" . BIT_DB_PREFIX . "liberty_content_permissions` where `content_id`=?";
$result = $this->mDb->query($query, array($this->mContentId));
// Remove aliases
$this->mDb->query("DELETE FROM `" . BIT_DB_PREFIX . "liberty_aliases` WHERE `content_id`=?", array($this->mContentId));
// Remove structures
// it's not this simple. what about orphans? needs real work. :( xoxo - spider
// $query = "DELETE FROM `".BIT_DB_PREFIX."liberty_structures` WHERE `content_id` = ?";
// $result = $this->mDb->query( $query, array( $this->mContentId ) );
// Remove any queued data processing (images, movies, etc.)
$query = "DELETE FROM `" . BIT_DB_PREFIX . "liberty_process_queue` WHERE `content_id` = ?";
$result = $this->mDb->query($query, array($this->mContentId));
// Remove data
$query = "DELETE FROM `" . BIT_DB_PREFIX . "liberty_content_data` WHERE `content_id` = ?";
$result = $this->mDb->query($query, array($this->mContentId));
// Remove hits
$query = "DELETE FROM `" . BIT_DB_PREFIX . "liberty_content_hits` WHERE `content_id` = ?";
$result = $this->mDb->query($query, array($this->mContentId));
// Remove content preferences
$query = "DELETE FROM `" . BIT_DB_PREFIX . "liberty_content_prefs` WHERE `content_id` = ?";
$result = $this->mDb->query($query, array($this->mContentId));
// Remove content links
$query = "DELETE FROM `" . BIT_DB_PREFIX . "liberty_content_links` WHERE `to_content_id` = ? or `from_content_id` = ?";
$result = $this->mDb->query($query, array($this->mContentId, $this->mContentId));
// Remove content
$query = "DELETE FROM `" . BIT_DB_PREFIX . "liberty_content` WHERE `content_id` = ?";
$result = $this->mDb->query($query, array($this->mContentId));
$this->mLogs['content_expunge'] = "Deleted";
$this->storeActionLog();
$this->CompleteTrans();
$ret = TRUE;
parent::expunge();
}
return $ret;
}
