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limesurvey_ynh/sources/application/controllers/admin/checkintegrity.php

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<?php
/*
* LimeSurvey
* Copyright (C) 2007-2011 The LimeSurvey Project Team / Carsten Schmitz
* All rights reserved.
* License: GNU/GPL License v2 or later, see LICENSE.php
* LimeSurvey is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*
*/
/**
* CheckIntegrity Controller
*
* This controller performs database repair functions.
*
* @package LimeSurvey
* @subpackage Backend
*/
class CheckIntegrity extends Survey_Common_Action
{
public function __construct($controller, $id)
{
parent::__construct($controller, $id);
if (!Permission::model()->hasGlobalPermission('settings','read')){
$clang = $this->getController()->lang;
Yii::app()->session['flashmessage'] = $clang->gT("You do not have sufficient rights to access this page.");
$this->getController()->redirect($this->getController()->createUrl("/admin/"));
}
Yii::app()->loadHelper('database');
Yii::app()->loadHelper('surveytranslator');
}
public function index()
{
$aData = $this->_checkintegrity();
$this->_renderWrappedTemplate('checkintegrity', 'check_view', $aData);
}
public function fixredundancy()
{
$clang = Yii::app()->lang;
$oldsmultidelete=Yii::app()->request->getPost('oldsmultidelete', array());
$aData['messages'] = array();
if ( Permission::model()->hasGlobalPermission('settings','update') && Yii::app()->request->getPost('ok') == 'Y') {
$aDelete = $this->_checkintegrity();
if (isset($aDelete['redundanttokentables'])) {
foreach ($aDelete['redundanttokentables'] as $aTokenTable)
{
if(in_array($aTokenTable['table'],$oldsmultidelete))
{
Yii::app()->db->createCommand()->dropTable($aTokenTable['table']);
$aData['messages'][] = sprintf($clang->gT('Deleting token table: %s'),$aTokenTable['table']);
}
}
}
if (isset($aDelete['redundantsurveytables'])) {
foreach ($aDelete['redundantsurveytables'] as $aSurveyTable)
{
if(in_array($aSurveyTable['table'],$oldsmultidelete))
{
Yii::app()->db->createCommand()->dropTable($aSurveyTable['table']);
$aData['messages'][] = sprintf($clang->gT('Deleting survey table: %s'),$aSurveyTable['table']);
}
}
}
if(count($aData['messages'])==0)
{
$aData['messages'][] = $clang->gT('No old survey or token table selected.');
}
$this->_renderWrappedTemplate('checkintegrity', 'fix_view', $aData);
}
}
public function fixintegrity()
{
$aData = array();
$clang = Yii::app()->lang;
if (Permission::model()->hasGlobalPermission('settings','update') && Yii::app()->request->getPost('ok') == 'Y') {
$aDelete = $this->_checkintegrity();
// TMSW Condition->Relevance: Update this to process relevance instead
if (isset($aDelete['conditions'])) {
$aData = $this->_deleteConditions($aDelete['conditions'], $aData, $clang);
}
if (isset($aDelete['questionattributes'])) {
$aData = $this->_deleteQuestionAttributes($aDelete['questionattributes'], $aData, $clang);
}
if ($aDelete['defaultvalues']) {
$aData = $this->_deleteDefaultValues($aData, $clang);
}
if ($aDelete['quotas']) {
$aData = $this->_deleteQuotas($aData, $clang);
}
if ($aDelete['quotals']) {
$this->_deleteQuotaLanguageSettings();
}
if ($aDelete['quotamembers']) {
$aData = $this->_deleteQuotaMembers($aData, $clang);
}
if (isset($aDelete['assessments'])) {
$aData = $this->_deleteAssessments($aDelete['assessments'], $aData, $clang);
}
if (isset($aDelete['answers'])) {
$aData = $this->_deleteAnswers($aDelete['answers'], $aData, $clang);
}
if (isset($aDelete['surveys'])) {
$aData = $this->_deleteSurveys($aDelete['surveys'], $aData, $clang);
}
if (isset($aDelete['surveylanguagesettings'])) {
$aData = $this->_deleteSurveyLanguageSettings($aDelete['surveylanguagesettings'], $aData, $clang);
}
if (isset($aDelete['questions'])) {
$aData = $this->_deleteQuestions($aDelete['questions'], $aData, $clang);
}
if (isset($aDelete['groups'])) {
$aData = $this->_deleteGroups($aDelete['groups'], $aData, $clang);
}
if (isset($aDelete['orphansurveytables'])) {
$aData = $this->_dropOrphanSurveyTables($aDelete['orphansurveytables'], $aData, $clang);
}
if (isset($aDelete['orphantokentables'])) {
$aData = $this->_deleteOrphanTokenTables($aDelete['orphantokentables'], $aData, $clang);
}
$this->_renderWrappedTemplate('checkintegrity', 'fix_view', $aData);
}
}
private function _deleteOrphanTokenTables(array $tokenTables, array $aData, Limesurvey_lang $clang)
{
foreach ($tokenTables as $aTokenTable)
{
Yii::app()->db->createCommand()->dropTable($aTokenTable);
$aData['messages'][] = $clang->gT('Deleting orphan token table:') . ' ' . $aTokenTable;
}
return $aData;
}
private function _dropOrphanSurveyTables(array $surveyTables, array $aData, Limesurvey_lang $clang)
{
foreach ($surveyTables as $aSurveyTable)
{
Yii::app()->db->createCommand()->dropTable($aSurveyTable);
$aData['messages'][] = $clang->gT('Deleting orphan survey table:') . ' ' . $aSurveyTable;
}
return $aData;
}
private function _deleteGroups(array $groups, array $aData, Limesurvey_lang $clang)
{
foreach ($groups as $group) $gids[] = $group['gid'];
$criteria = new CDbCriteria;
$criteria->addInCondition('gid', $gids);
QuestionGroup::model()->deleteAll($criteria);
if (QuestionGroup::model()->hasErrors()) safeDie(QuestionGroup::model()->getError());
$aData['messages'][] = sprintf($clang->gT('Deleting groups: %u groups deleted'), count($groups));
return $aData;
}
private function _deleteQuestions(array $questions, array $aData, Limesurvey_lang $clang)
{
foreach ($questions as $question) $qids[] = $question['qid'];
$criteria = new CDbCriteria;
$criteria->addInCondition('qid', $qids);
Question::model()->deleteAll($criteria);
if (Question::model()->hasErrors()) safeDie(Question::model()->getError());
$aData['messages'][] = sprintf($clang->gT('Deleting questions: %u questions deleted'), count($questions));
return array($criteria, $aData);
}
private function _deleteSurveyLanguageSettings(array $surveyLanguageSettings, array $aData, Limesurvey_lang $clang)
{
foreach ($surveyLanguageSettings as $surveylanguagesetting) $surveyls_survey_ids[] = $surveylanguagesetting['slid'];
$criteria = new CDbCriteria;
$criteria->compare('surveyls_survey_id', $surveyls_survey_ids);
SurveyLanguageSetting::model()->deleteAll($criteria);
if (SurveyLanguageSetting::model()->hasErrors()) safeDie(SurveyLanguageSetting::model()->getError());
$aData['messages'][] = sprintf($clang->gT('Deleting survey languagesettings: %u survey languagesettings deleted'), count($surveyLanguageSettings));
return array($criteria, $aData);
}
private function _deleteSurveys(array $surveys, array $aData, Limesurvey_lang $clang)
{
foreach ($surveys as $survey)
{
Survey::model()->deleteByPk($survey['sid']);
}
if (Survey::model()->hasErrors()) safeDie(Survey::model()->getError());
$aData['messages'][] = sprintf($clang->gT('Deleting surveys: %u surveys deleted'), count($surveys));
return $aData;
}
private function _deleteAnswers(array $answers, array $aData, Limesurvey_lang $clang)
{
foreach ($answers as $aAnswer) {
Answer::model()->deleteAll('qid=:qid AND code=:code',array(':qid'=>$aAnswer['qid'],':code'=>$aAnswer['code']));
if (Answer::model()->hasErrors()) safeDie(Answer::model()->getError());
}
$aData['messages'][] = sprintf($clang->gT('Deleting answers: %u answers deleted'), count($answers));
return $aData;
}
private function _deleteAssessments(array $assessments, array $aData, Limesurvey_lang $clang)
{
foreach ($assessments as $assessment) $assessments_ids[] = $assessment['id'];
$assessments_ids = array();
Assessment::model()->deleteByPk('id',$assessments_ids);
if (Assessment::model()->hasErrors()) safeDie(Assessment::model()->getError());
$aData['messages'][] = sprintf($clang->gT('Deleting assessments: %u assessment entries deleted'), count($assessments));
return $aData;
}
private function _deleteQuotaMembers(array $aData, Limesurvey_lang $clang)
{
$quota_ids = array();
$quotas = Quota::model()->findAll();
foreach ($quotas as $quota) $quota_ids[] = $quota['id'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('quota_id', $quota_ids);
$qids = array();
$questions = Question::model()->findAll();
foreach ($questions as $question) $qids[] = $question['qid'];
$criteria->addNotInCondition('qid', $qids, 'OR');
$sids = array();
$surveys = Survey::model()->findAll();
foreach ($surveys as $survey) $sids[] = $survey['sid'];
$criteria->addNotInCondition('sid', $sids, 'OR');
QuotaMember::model()->deleteAll($criteria);
if (QuotaLanguageSetting::model()->hasErrors()) safeDie(QuotaLanguageSetting::model()->getError());
$aData['messages'][] = $clang->gT('Deleting orphaned quota members.');
return $aData;
}
private function _deleteQuotaLanguageSettings()
{
$quotas = Quota::model()->findAll();
foreach ($quotas as $quota) $quota_ids[] = $quota['id'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('quotals_quota_id', $quota_ids);
QuotaLanguageSetting::model()->deleteAll($criteria);
if (QuotaLanguageSetting::model()->hasErrors()) safeDie(QuotaLanguageSetting::model()->getError());
}
private function _deleteQuotas(array $aData, Limesurvey_lang $clang)
{
$sids = array();
$surveys = Survey::model()->findAll();
foreach ($surveys as $survey) $sids[] = $survey['sid'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('sid', $sids);
Quota::model()->deleteAll($criteria);
if (Quota::model()->hasErrors()) safeDie(Quota::model()->getError());
$aData['messages'][] = $clang->gT('Deleting orphaned quotas.');
return $aData;
}
private function _deleteDefaultValues(array $aData, Limesurvey_lang $clang)
{
$qids = array();
$questions = Question::model()->findAll();
foreach ($questions as $question) $qids[] = $question['qid'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('qid', $qids);
DefaultValue::model()->deleteAll($criteria);
if (DefaultValue::model()->hasErrors()) safeDie(DefaultValue::model()->getError());
$aData['messages'][] = $clang->gT('Deleting orphaned default values.');
return $aData;
}
private function _deleteQuestionAttributes(array $questionAttributes, array $aData, Limesurvey_lang $clang)
{
$qids = array();
foreach ($questionAttributes as $questionattribute) $qids[] = $questionattribute['qid'];
$criteria = new CDbCriteria;
$criteria->addInCondition('qid', $qids);
QuestionAttribute::model()->deleteAll($criteria);
if (QuestionAttribute::model()->hasErrors()) safeDie(QuestionAttribute::model()->getError());
$aData['messages'][] = sprintf($clang->gT('Deleting question attributes: %u attributes deleted'), count($questionAttributes));
return $aData;
}
private function _deleteConditions(array $conditions, array $aData, Limesurvey_lang $clang)
{
$cids = array();
foreach ($conditions as $condition) $cids[] = $condition['cid'];
Condition::model()->deleteByPk($cids);
if (Condition::model()->hasErrors()) safeDie(Condition::model()->getError());
$aData['messages'][] = sprintf($clang->gT('Deleting conditions: %u conditions deleted'), count($condition));
return $aData;
}
/**
* This function checks the LimeSurvey database for logical consistency and returns an according array
* containing all issues in the particular tables.
* @returns Array with all found issues.
*/
protected function _checkintegrity()
{
$clang = Yii::app()->lang;
/*** Plainly delete survey permissions if the survey or user does not exist ***/
$users = User::model()->findAll();
$uids = array();
foreach ($users as $user) $uids[] = $user['uid'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('uid', $uids, 'OR');
$surveys = Survey::model()->findAll();
$sids = array();
foreach ($surveys as $survey) $sids[] = $survey['sid'];
$criteria->addNotInCondition('entity_id', $sids, 'OR');
$criteria->addCondition("entity='survey'");
Permission::model()->deleteAll($criteria);
// Deactivate surveys that have a missing response table
foreach ($surveys as $survey)
{
if ($survey['active']=='Y' && !tableExists("{{survey_{$survey['sid']}}}"))
{
Survey::model()->updateByPk($survey['sid'],array('active'=>'N'));
}
}
// Fix subquestions
fixSubquestions();
/*** Check for active survey tables with missing survey entry and rename them ***/
$sDBPrefix = Yii::app()->db->tablePrefix;
$sQuery = dbSelectTablesLike('{{survey}}\_%');
$aResult = dbQueryOrFalse($sQuery) or safeDie("Couldn't get list of conditions from database<br />{$sQuery}<br />");
foreach ($aResult->readAll() as $aRow)
{
$sTableName = substr(reset($aRow), strlen($sDBPrefix));
if ($sTableName == 'survey_links' || $sTableName == 'survey_url_parameters') continue;
$aTableName=explode('_',$sTableName);
if (isset($aTableName[1]) && ctype_digit($aTableName[1]))
{
$iSurveyID = $aTableName[1];
if (!in_array($iSurveyID, $sids)) {
$sDate = date('YmdHis') . rand(1, 1000);
$sOldTable = "survey_{$iSurveyID}";
$sNewTable = "old_survey_{$iSurveyID}_{$sDate}";
try {
$deactivateresult = Yii::app()->db->createCommand()->renameTable("{{{$sOldTable}}}", "{{{$sNewTable}}}");
} catch (CDbException $e) {
die ('Couldn\'t make backup of the survey table. Please try again. The database reported the following error:<br />' . htmlspecialchars($e) . '<br />');
}
}
}
}
/*** Check for active token tables with missing survey entry ***/
$aResult = dbQueryOrFalse(dbSelectTablesLike('{{tokens}}\_%')) or safeDie("Couldn't get list of conditions from database<br />{$sQuery}<br />");
foreach ($aResult->readAll() as $aRow)
{
$sTableName = substr(reset($aRow), strlen($sDBPrefix));
$iSurveyID = substr($sTableName, strpos($sTableName, '_') + 1);
if (!in_array($iSurveyID, $sids)) {
$sDate = date('YmdHis') . rand(1, 1000);
$sOldTable = "tokens_{$iSurveyID}";
$sNewTable = "old_tokens_{$iSurveyID}_{$sDate}";
try {
$deactivateresult = Yii::app()->db->createCommand()->renameTable("{{{$sOldTable}}}", "{{{$sNewTable}}}");
} catch (CDbException $e) {
die ('Couldn\'t make backup of the survey table. Please try again. The database reported the following error:<br />' . htmlspecialchars($e) . '<br />');
}
}
}
/**********************************************************************/
/* Check conditions */
/**********************************************************************/
// TMSW Condition->Relevance: Replace this with analysis of relevance
$conditions = Condition::model()->findAll();
if (Condition::model()->hasErrors()) safeDie(Condition::model()->getError());
$okQuestion = array();
foreach ($conditions as $condition)
{
if ($condition['cqid'] != 0) { // skip case with cqid=0 for codnitions on {TOKEN:EMAIL} for instance
if (!array_key_exists($condition['cqid'], $okQuestion)) {
$iRowCount = Question::model()->countByAttributes(array('qid' => $condition['cqid']));
if (Question::model()->hasErrors()) safeDie(Question::model()->getError());
if (!$iRowCount) {
$aDelete['conditions'][] = array('cid' => $condition['cid'], 'reason' => $clang->gT('No matching CQID'));
} else {
$okQuestion[$condition['cqid']] = $condition['cqid'];
}
}
}
if ($condition['cfieldname']) //Only do this if there actually is a 'cfieldname'
{
if (preg_match('/^\+{0,1}[0-9]+X[0-9]+X*$/', $condition['cfieldname'])) { // only if cfieldname isn't Tag such as {TOKEN:EMAIL} or any other token
list ($surveyid, $gid, $rest) = explode('X', $condition['cfieldname']);
$iRowCount = count(QuestionGroup::model()->findAllByAttributes(array('gid'=>$gid)));
if (QuestionGroup::model()->hasErrors()) safeDie(QuestionGroup::model()->getError());
if (!$iRowCount) $aDelete['conditions'][] = array('cid' => $condition['cid'], 'reason' => $clang->gT('No matching CFIELDNAME group!') . " ($gid) ({$condition['cfieldname']})");
}
}
elseif (!$condition['cfieldname'])
{
$aDelete['conditions'][] = array('cid' => $condition['cid'], 'reason' => $clang->gT('No CFIELDNAME field set!') . " ({$condition['cfieldname']})");
}
}
/**********************************************************************/
/* Check question attributes */
/**********************************************************************/
$question_attributes = QuestionAttribute::model()->findAllBySql('select qid from {{question_attributes}} where qid not in (select qid from {{questions}})');
if (QuestionAttribute::model()->hasErrors()) safeDie(QuestionAttribute::model()->getError());
foreach ($question_attributes as $question_attribute)
{
$aDelete['questionattributes'][] = array('qid' => $question_attribute['qid']);
} // foreach
/**********************************************************************/
/* Check default values */
/**********************************************************************/
$questions = Question::model()->findAll();
if (Question::model()->hasErrors()) safeDie(Question::model()->getError());
$qids = array();
foreach ($questions as $question) $qids[] = $question['qid'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('qid', $qids);
$aDelete['defaultvalues'] = count(DefaultValue::model()->findAll($criteria));
if (DefaultValue::model()->hasErrors()) safeDie(DefaultValue::model()->getError());
/**********************************************************************/
/* Check quotas */
/**********************************************************************/
$surveys = Survey::model()->findAll();
if (Survey::model()->hasErrors()) safeDie(Survey::model()->getError());
$sids = array();
foreach ($surveys as $survey) $sids[] = $survey['sid'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('sid', $sids);
$aDelete['quotas'] = count(Quota::model()->findAll($criteria));
if (Quota::model()->hasErrors()) safeDie(Quota::model()->getError());
/**********************************************************************/
/* Check quota languagesettings */
/**********************************************************************/
$quotas = Quota::model()->findAll();
if (Quota::model()->hasErrors()) safeDie(Quota::model()->getError());
$ids = array();
foreach ($quotas as $quota) $ids[] = $quota['id'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('quotals_quota_id', $ids);
$aDelete['quotals'] = count(QuotaLanguageSetting::model()->findAll($criteria));
if (QuotaLanguageSetting::model()->hasErrors()) safeDie(QuotaLanguageSetting::model()->getError());
/**********************************************************************/
/* Check quota members */
/**********************************************************************/
$quotas = Quota::model()->findAll();
$quota_ids = array();
foreach ($quotas as $quota) $quota_ids[] = $quota['id'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('quota_id', $quota_ids);
$questions = Question::model()->findAll();
$qids = array();
foreach ($questions as $question) $qids[] = $question['qid'];
$criteria->addNotInCondition('qid', $qids, 'OR');
$surveys = Survey::model()->findAll();
$sids = array();
foreach ($surveys as $survey) $sids[] = $survey['sid'];
$criteria->addNotInCondition('sid', $sids, 'OR');
$aDelete['quotamembers'] = count(QuotaMember::model()->findAll($criteria));
if (QuotaMember::model()->hasErrors()) safeDie(QuotaMember::model()->getError());
/**********************************************************************/
/* Check assessments */
/**********************************************************************/
$criteria = new CDbCriteria;
$criteria->compare('scope', 'T');
$assessments = Assessment::model()->findAll($criteria);
if (Assessment::model()->hasErrors()) safeDie(Assessment::model()->getError());
foreach ($assessments as $assessment)
{
$iAssessmentCount = count(Survey::model()->findAllByPk($assessment['sid']));
if (Survey::model()->hasErrors()) safeDie(Survey::model()->getError());
if (!$iAssessmentCount) {
$aDelete['assessments'][] = array('id' => $assessment['id'], 'assessment' => $assessment['name'], 'reason' => $clang->gT('No matching survey'));
}
}
$criteria = new CDbCriteria;
$criteria->compare('scope', 'G');
$assessments = Assessment::model()->findAll($criteria);
if (Assessment::model()->hasErrors()) safeDie(Assessment::model()->getError());
foreach ($assessments as $assessment)
{
$iAssessmentCount = count(QuestionGroup::model()->findAllByPk(array('gid'=>$assessment['gid'], 'language'=>$assessment['language'])));
if (QuestionGroup::model()->hasErrors()) safeDie(QuestionGroup::model()->getError());
if (!$iAssessmentCount) {
$aDelete['assessments'][] = array('id' => $assessment['id'], 'assessment' => $assessment['name'], 'reason' => $clang->gT('No matching group'));
}
}
/**********************************************************************/
/* Check answers */
/**********************************************************************/
$answers = Answer::model()->findAll();
if (Answer::model()->hasErrors()) safeDie(Answer::model()->getError());
$okQuestion = array();
foreach ($answers as $answer)
{
if (!array_key_exists($answer['qid'], $okQuestion)) {
$iAnswerCount = Question::model()->countByAttributes(array('qid' => $answer['qid']));
if (Question::model()->hasErrors()) safeDie(Question::model()->getError());
if (!$iAnswerCount) {
$aDelete['answers'][] = array('qid' => $answer['qid'], 'code' => $answer['code'], 'reason' => $clang->gT('No matching question'));
} else {
$okQuestion[$answer['qid']] = $answer['qid'];
}
}
}
/***************************************************************************/
/* Check survey languagesettings and restore them if they don't exist */
/***************************************************************************/
$surveys = Survey::model()->findAll();
foreach ($surveys as $survey)
{
$aLanguages=$survey->additionalLanguages;
$aLanguages[]=$survey->language;
foreach ($aLanguages as $langname)
{
if ($langname)
{
$oLanguageSettings = SurveyLanguageSetting::model()->find('surveyls_survey_id=:surveyid AND surveyls_language=:langname', array(':surveyid'=>$survey->sid,':langname'=>$langname));
if(!$oLanguageSettings)
{
$oLanguageSettings= new SurveyLanguageSetting;
$languagedetails=getLanguageDetails($langname);
$insertdata = array(
'surveyls_survey_id' => $survey->sid,
'surveyls_language' => $langname,
'surveyls_title' => '',
'surveyls_dateformat' => $languagedetails['dateformat']
);
foreach ($insertdata as $k => $v)
$oLanguageSettings->$k = $v;
$usresult=$oLanguageSettings->save();
}
}
}
}
/**********************************************************************/
/* Check survey language settings */
/**********************************************************************/
$surveys = Survey::model()->findAll();
if (Survey::model()->hasErrors()) safeDie(Survey::model()->getError());
$sids = array();
foreach ($surveys as $survey) $sids[] = $survey['sid'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('surveyls_survey_id', $sids);
$surveys_languagesettings = SurveyLanguageSetting::model()->findAll($criteria);
if (SurveyLanguageSetting::model()->hasErrors()) safeDie(SurveyLanguageSetting::model()->getError());
foreach ($surveys_languagesettings as $surveys_languagesetting)
{
$aDelete['surveylanguagesettings'][] = array('slid' => $surveys_languagesetting['surveyls_survey_id'], 'reason' => $clang->gT('The related survey is missing.'));
}
/**********************************************************************/
/* Check questions */
/**********************************************************************/
$questions = Question::model()->findAll();
if (Question::model()->hasErrors()) safeDie(Question::model()->getError());
$groups = QuestionGroup::model()->findAll();
if (QuestionGroup::model()->hasErrors()) safeDie(QuestionGroup::model()->getError());
$gids = array();
foreach ($groups as $group) $gids[] = $group['gid'];
foreach ($questions as $question)
{
//Make sure the group exists
if (!in_array($question['gid'], $gids)) {
$aDelete['questions'][] = array('qid' => $question['qid'], 'reason' => $clang->gT('No matching group') . " ({$question['gid']})");
}
//Make sure survey exists
if (!in_array($question['sid'], $sids)) {
$aDelete['questions'][] = array('qid' => $question['qid'], 'reason' => $clang->gT('There is no matching survey.') . " ({$question['sid']})");
}
}
/**********************************************************************/
/* Check groups */
/**********************************************************************/
$surveys = Survey::model()->findAll();
if (Survey::model()->hasErrors()) safeDie(Survey::model()->getError());
$sids = array();
foreach ($surveys as $survey) $sids[] = $survey['sid'];
$criteria = new CDbCriteria;
$criteria->addNotInCondition('sid', $sids);
$groups = QuestionGroup::model()->findAll($criteria);
foreach ($groups as $group)
{
$aDelete['groups'][] = array('gid' => $group['gid'], 'reason' => $clang->gT('There is no matching survey.') . ' SID:' . $group['sid']);
}
/**********************************************************************/
/* Check old survey tables */
/**********************************************************************/
//1: Get list of 'old_survey' tables and extract the survey id
//2: Check if that survey id still exists
//3: If it doesn't offer it for deletion
$sQuery = dbSelectTablesLike('{{old_survey}}%');
$aResult = dbQueryOrFalse($sQuery) or safeDie("Couldn't get list of conditions from database<br />$sQuery<br />");
$aTables = $aResult->readAll();
$aOldSIDs = array();
$aSIDs = array();
foreach ($aTables as $sTable)
{
$sTable = reset($sTable);
list($sOldText, $SurveyText, $iSurveyID, $sDate) = explode('_', substr($sTable, strlen($sDBPrefix)));
$aOldSIDs[] = $iSurveyID;
$aFullOldSIDs[$iSurveyID][] = $sTable;
}
$aOldSIDs = array_unique($aOldSIDs);
//$sQuery = 'SELECT sid FROM {{surveys}} ORDER BY sid';
//$oResult = dbExecuteAssoc($sQuery) or safeDie('Couldn\'t get unique survey ids');
$surveys = Survey::model()->findAll();
if (Survey::model()->hasErrors()) safeDie(Survey::model()->getError());
$aSIDs = array();
foreach ($surveys as $survey)
{
$aSIDs[] = $survey['sid'];
}
foreach ($aOldSIDs as $iOldSID)
{
if (!in_array($iOldSID, $aSIDs)) {
foreach ($aFullOldSIDs[$iOldSID] as $sTableName)
{
$aDelete['orphansurveytables'][] = $sTableName;
}
} else {
foreach ($aFullOldSIDs[$iOldSID] as $sTableName)
{
$aTableParts = explode('_', substr($sTableName, strlen($sDBPrefix)));
if (count($aTableParts) == 4) {
$sOldText = $aTableParts[0];
$SurveyText = $aTableParts[1];
$iSurveyID = $aTableParts[2];
$sDateTime = $aTableParts[3];
$sType = $clang->gT('responses');
} elseif (count($aTableParts) == 5) {
//This is a timings table (
$sOldText = $aTableParts[0];
$SurveyText = $aTableParts[1];
$iSurveyID = $aTableParts[2];
$sDateTime = $aTableParts[4];
$sType = $clang->gT('timings');
}
$iYear = substr($sDateTime, 0, 4);
$iMonth = substr($sDateTime, 4, 2);
$iDay = substr($sDateTime, 6, 2);
$iHour = substr($sDateTime, 8, 2);
$iMinute = substr($sDateTime, 10, 2);
$sDate = date('d M Y H:i', mktime($iHour, $iMinute, 0, $iMonth, $iDay, $iYear));
$sQuery = 'SELECT count(*) as recordcount FROM ' . $sTableName;
$aFirstRow = Yii::app()->db->createCommand($sQuery)->queryRow();
if ($aFirstRow['recordcount']==0) { // empty table - so add it to immediate deletion
$aDelete['orphansurveytables'][] = $sTableName;
} else {
$aOldSurveyTableAsk[] = array('table' => $sTableName, 'details' => sprintf($clang->gT('Survey ID %d saved at %s containing %d record(s) (%s)'), $iSurveyID, $sDate, $aFirstRow['recordcount'], $sType));
}
}
}
}
/**********************************************************************/
/* CHECK OLD TOKEN TABLES */
/**********************************************************************/
//1: Get list of 'old_token' tables and extract the survey id
//2: Check if that survey id still exists
//3: If it doesn't offer it for deletion
$aResult = dbQueryOrFalse(dbSelectTablesLike('{{old_token}}%')) or safeDie("Couldn't get list of conditions from database<br />$sQuery<br />");
$aTables = $aResult->readAll();
$aOldTokenSIDs = array();
$aTokenSIDs = array();
$aFullOldTokenSIDs = array();
foreach ($aTables as $sTable)
{
$sTable = reset($sTable);
list($sOldText, $SurveyText, $iSurveyID, $sDateTime) = explode('_', substr($sTable, strlen($sDBPrefix)));
$aTokenSIDs[] = $iSurveyID;
$aFullOldTokenSIDs[$iSurveyID][] = $sTable;
}
$aOldTokenSIDs = array_unique($aTokenSIDs);
$surveys = Survey::model()->findAll();
if (Survey::model()->hasErrors()) safeDie(Survey::model()->getError());
$aSIDs = array();
foreach ($surveys as $survey)
{
$aSIDs[] = $survey['sid'];
}
foreach ($aOldTokenSIDs as $iOldTokenSID)
{
if (!in_array($iOldTokenSID, $aOldTokenSIDs)) {
foreach ($aFullOldTokenSIDs[$iOldTokenSID] as $sTableName)
{
$aDelete['orphantokentables'][] = $sTableName;
}
} else {
foreach ($aFullOldTokenSIDs[$iOldTokenSID] as $sTableName)
{
list($sOldText, $sTokensText, $iSurveyID, $sDateTime) = explode('_', substr($sTableName, strlen($sDBPrefix)));
$iYear = substr($sDateTime, 0, 4);
$iMonth = substr($sDateTime, 4, 2);
$iDay = substr($sDateTime, 6, 2);
$iHour = substr($sDateTime, 8, 2);
$iMinute = substr($sDateTime, 10, 2);
$sDate = date('D, d M Y h:i a', mktime($iHour, $iMinute, 0, $iMonth, $iDay, $iYear));
$sQuery = 'SELECT count(*) as recordcount FROM ' . $sTableName;
$aFirstRow = Yii::app()->db->createCommand($sQuery)->queryRow();
if ($aFirstRow['recordcount']==0) { // empty table - so add it to immediate deletion
$aDelete['orphantokentables'][] = $sTableName;
}
else
{
$aOldTokenTableAsk[] = array('table' => $sTableName, 'details' => sprintf($clang->gT('Survey ID %d saved at %s containing %d record(s)'), $iSurveyID, $sDate, $aFirstRow['recordcount']));
}
}
}
}
if ($aDelete['defaultvalues'] == 0 && $aDelete['quotamembers'] == 0 &&
$aDelete['quotas'] == 0 && $aDelete['quotals'] == 0 && count($aDelete) == 4
) {
$aDelete['integrityok'] = true;
} else {
$aDelete['integrityok'] = false;
}
if (!isset($aOldTokenTableAsk) && !isset($aOldSurveyTableAsk)) {
$aDelete['redundancyok'] = true;
} else {
$aDelete['redundancyok'] = false;
$aDelete['redundanttokentables'] = array();
$aDelete['redundantsurveytables'] = array();
if (isset($aOldTokenTableAsk)) {
$aDelete['redundanttokentables'] = $aOldTokenTableAsk;
}
if (isset($aOldSurveyTableAsk)) {
$aDelete['redundantsurveytables'] = $aOldSurveyTableAsk;
}
}
/**********************************************************************/
/* CHECK CPDB SURVEY_LINKS TABLE FOR REDUNDENT TOKEN TABLES */
/**********************************************************************/
//1: Get distinct list of survey_link survey ids, check if tokens
// table still exists for each one, and remove if not
/* TODO */
/**********************************************************************/
/* CHECK CPDB SURVEY_LINKS TABLE FOR REDUNDENT TOKEN ENTRIES */
/**********************************************************************/
//1: For each survey_link, see if the matching entry still exists in
// the token table and remove if it doesn't.
/* TODO */
return $aDelete;
}
/**
* Renders template(s) wrapped in header and footer
*
* @param string $sAction Current action, the folder to fetch views from
* @param string|array $aViewUrls View url(s)
* @param array $aData Data to be passed on. Optional.
*/
protected function _renderWrappedTemplate($sAction = 'checkintegrity', $aViewUrls = array(), $aData = array())
{
parent::_renderWrappedTemplate($sAction, $aViewUrls, $aData);
}
}
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