/**
* delete ListTableDescription object from database
* this function also deletes the ListTable that is connected to current object
* @param string $title title of ListTableDescription
* @return bool indicates if ListTableDescription has been deleted
*/
function delete($title)
{
$this->_log->trace("deleting ListTableDescription from database (title=" . $title . ")");
# create encoded_key_string
$encoded_key_string = parent::_encode_key_string(LISTTABLEDESCRIPTION_TITLE_FIELD_NAME . "='" . $title . "'");
if (parent::delete($encoded_key_string) == FALSE) {
return FALSE;
}
# create key string for user_list_permissions
$permission_key_string = USERLISTTABLEPERMISSIONS_LISTTABLE_TITLE_FIELD_NAME . "='" . $title . "'";
if ($this->_user_list_permissions->delete($permission_key_string) == FALSE) {
# copy error strings from user_list_permissions
$this->error_message_str = $this->_user_list_permissions->get_error_message_str();
$this->error_log_str = $this->_user_list_permissions->get_error_log_str();
$this->error_str = $this->_user_list_permissions->get_error_str();
return FALSE;
}
$this->_log->trace("deleted ListTableDescription (title=" . $title . ")");
return TRUE;
}
/**
* check if user already exists
* @param string $name name of user
* @return bool indicates if user already exists
*/
function exists($name)
{
# create encoded_key_string
$encoded_key_string = parent::_encode_key_string(USER_NAME_FIELD_NAME . "='" . $name . "'");
$record = parent::select_record($encoded_key_string);
if (count($record) > 0) {
$this->_log->debug("user already exists (name=" . $name . ")");
return TRUE;
} else {
if (strlen($this->get_error_message_str()) == 0) {
$this->_log->debug("user does not exist (name=" . $name . ")");
return FALSE;
} else {
return FALSE;
}
}
}
