/**
* RPC Routine to delete a question of a survey .
* Returns the id of the deleted question.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int iQuestionID Id of the question to delete
* @return array|int Id of the deleted Question or status
*/
public function delete_question($sSessionKey, $iQuestionID)
{
if ($this->_checkSessionKey($sSessionKey)) {
$oQuestion = Questions::model()->findByAttributes(array('qid' => $iQuestionID));
if (!isset($oQuestion)) {
return array('status' => 'Error: Invalid question ID');
}
$iSurveyID = $oQuestion['sid'];
if (hasSurveyPermission($iSurveyID, 'surveycontent', 'delete')) {
$oSurvey = Survey::model()->findByPk($iSurveyID);
if ($oSurvey['active'] == 'Y') {
return array('status' => 'Survey is active and not editable');
}
$iGroupID = $oQuestion['gid'];
$oCondition = Conditions::model()->findAllByAttributes(array('cqid' => $iQuestionID));
if (count($oCondition) > 0) {
return array('status' => 'Cannot delete Question. Others rely on this question');
}
LimeExpressionManager::RevertUpgradeConditionsToRelevance(NULL, $iQuestionID);
try {
Conditions::model()->deleteAllByAttributes(array('qid' => $iQuestionID));
Question_attributes::model()->deleteAllByAttributes(array('qid' => $iQuestionID));
Answers::model()->deleteAllByAttributes(array('qid' => $iQuestionID));
$sCriteria = new CDbCriteria();
$sCriteria->addCondition('qid = :qid or parent_qid = :qid');
$sCriteria->params[':qid'] = $iQuestionID;
Questions::model()->deleteAll($sCriteria);
Defaultvalues::model()->deleteAllByAttributes(array('qid' => $iQuestionID));
Quota_members::model()->deleteAllByAttributes(array('qid' => $iQuestionID));
Questions::updateSortOrder($iGroupID, $iSurveyID);
return (int) $iQuestionID;
} catch (Exception $e) {
return array('status' => 'Error');
}
} else {
return array('status' => 'No permission');
}
} else {
return array('status' => 'Invalid session key');
}
}
