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SurveyRuntimeHelper.php
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SurveyRuntimeHelper.php
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/*
* 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.
*
*/
class SurveyRuntimeHelper {
/**
* In the 2.x version of LimeSurvey and priors, the main run method was using a variable called redata fed via get_defined_vars. It was making hard to move piece of code to subfuntions.
* Those private variables are just a step to make easier refactorisation of this file, to have a global overview about what is set in this helper, and to move easely piece of code to new methods:
* The methods get/set the private variables, and defore calling get_defined_vars, variables are created from those private variables.
* It's just a first step. get_defined_vars should be removed, and most of the private variables here should be moved to the correct object:
* i.e: all the private variable concerning the survey should be moved to the survey model and replaced by a $oSurvey
*/
// Preview datas
private $previewquestion = false;
private $previewgrp = false;
// Template datas
private $oTemplate; // Template configuration object (set in model TemplateConfiguration)
private $sTemplateViewPath; // Path of the PSTPL files in template
// LEM Datas
private $LEMsessid;
private $LEMdebugLevel = 0; // customizable debugging for Lime Expression Manager ; LEM_DEBUG_TIMING; (LEM_DEBUG_TIMING + LEM_DEBUG_VALIDATION_SUMMARY + LEM_DEBUG_VALIDATION_DETAIL);
private $LEMskipReprocessing = false; // true if used GetLastMoveResult to avoid generation of unneeded extra JavaScript
// Survey settings:
// TODO: To respect object oriented design, all those "states" should be move to SurveyDynamic model, or its related models via relations.
// The only private variable here should be $oSurvey.
private $thissurvey; // Array returned by common_helper::getSurveyInfo(); (survey row + language settings );
private $surveyid = null; // The survey id
private $show_empty_group = false; // True only when $_SESSION[$LEMsessid]['step'] == 0 ; Just a variable for a logic step ==> should not be a Class variable (for now, only here for the redata== get_defined_vars mess)
private $surveyMode; // {Group By Group, All in one, Question by question}
private $surveyOptions; // Few options comming from thissurvey, App->getConfig, LEM. Could be replaced by $oSurvey + relations ; the one coming from LEM and getConfig should be public variable on the surveyModel, set via public methods (active, allowsave, anonymized, assessments, datestamp, deletenonvalues, ipaddr, radix, refurl, savetimings, surveyls_dateformat, startlanguage, target, tempdir,timeadjust)
private $totalquestions; // Number of question in the survey. Same, should be moved to survey model.
private $bTokenAnswerPersitance; // Are token used? Same...
private $assessments; // Is assement used? Same...
private $sLangCode; // Current language code
// moves
private $moveResult = null; // Contains the result of LimeExpressionManager::JumpTo() OR LimeExpressionManager::NavigateBackwards() OR NavigateForwards::LimeExpressionManager(). TODO: create a function LimeExpressionManager::MoveTo that call the right method
private $move = null; // The move requested by user. Set by frontend_helper::getMove() from the POST request.
private $invalidLastPage; // Just a variable used to check if user submitted a survey while it's not finished. Just a variable for a logic step ==> should not be a Class variable (for now, only here for the redata== get_defined_vars mess)
private $stepInfo;
// Popups: HTML of popus. If they are null, no popup. If they contains a string, a popup will be shown to participant.
// They could probably be merged.
private $backpopup; // "Please use the LimeSurvey navigation buttons or index. It appears you attempted to use the browser back button to re-submit a page."
private $popup; // savedcontrol, mandatory_popup
private $notvalidated; // question validation error
// response
// TODO: To respect object oriented design, all those "states" should be move to Response model, or its related models via relations.
private $oResponse; // An instance of the response model.
private $notanswered; // A global variable...Should be $oResponse->notanswered
private $unansweredSQList; // A list of the unanswered responses created via the global variable $notanswered. Should be $oResponse->unanswereds
private $invalidSQList; // Invalid answered, fed from $moveResult(LEM). Its logic should be in Response model.
private $filenotvalidated; // Same, but specific to file question type. (seems to be problematic by the past)
// strings
private $completed; // The string containing the completed message
private $content; // The content... It contains the result of the different templatereplace (so all the replacement of the pstpl files)
private $blocks; // Divs containing the HTML generated by plugins trying to override quanda_helper
// Boolean helpers
private $okToShowErrors; // true if we must show error in page : it's a submited ($_POST) page and show the same page again for some reason
/**
* Main function
*
* @param mixed $surveyid
* @param mixed $args
*/
public function run($surveyid,$args)
{
// Survey settings
$this->setSurveySettings( $surveyid, $args); // All the results of those settings will be available in this function later with $this->getArgs();
// Start rendering
$this->makeLanguageChanger(); // language changer can be used on any entry screen, so it must be set first
$thissurvey = $this->thissurvey;
extract($args); // TODO: Check if still needed at this level
///////////////////////////////////////////////////////////
// 1: We check if token and/or captcha form shouls be shown
if (!isset($_SESSION[$this->LEMsessid]['step'])){
$this->showTokenOrCaptchaFormsIfNeeded();
}
if ( !$this->previewgrp && !$this->previewquestion){
$this->initMove(); // main methods to init session, LEM, moves, errors, etc
$this->checkQuotas(); // check quotas (then the process will stop here)
$this->checkClearCancel();
$this->displayFirstPageIfNeeded();
$this->saveAllIfNeeded();
$this->saveSubmitIfNeeded();
// TODO: move somewhere else
$this->setNotAnsweredAndNotValidated();
}else{
$_SESSION[$this->LEMsessid]['prevstep'] = 2;
$_SESSION[$this->LEMsessid]['maxstep'] = 0;
}
$this->moveSubmitIfNeeded();
$aPrivateVariables = $this->getArgs();
extract($aPrivateVariables);
// IF GOT THIS FAR, THEN DISPLAY THE ACTIVE GROUP OF QUESTIONSs
//GET GROUP DETAILS
if ($surveyMode == 'group' && $previewgrp){
$_gid = sanitize_int($param['gid']);
LimeExpressionManager::StartSurvey($thissurvey['sid'], 'group', $surveyOptions, false, $this->LEMdebugLevel);
$gseq = LimeExpressionManager::GetGroupSeq($_gid);
if ($gseq == -1){
$sMessage = gT('Invalid group number for this survey: ') . $_gid;
renderError('', $sMessage, $thissurvey, $sTemplateViewPath );
}
$moveResult = LimeExpressionManager::JumpTo($gseq + 1, true);
if (is_null($moveResult)){
$sMessage = gT('This group contains no questions. You must add questions to this group before you can preview it');
renderError('', $sMessage, $thissurvey, $sTemplateViewPath );
}
if (isset($moveResult)){
$_SESSION[$LEMsessid]['step'] = $moveResult['seq'] + 1; // step is index base 1?
}
$stepInfo = $this->stepInfo = LimeExpressionManager::GetStepIndexInfo($moveResult['seq']);
$gid = $stepInfo['gid'];
$groupname = $stepInfo['gname'];
$groupdescription = $stepInfo['gtext'];
}else{
if (($show_empty_group) || !isset($_SESSION[$LEMsessid]['grouplist'])){
$gid = -1; // Make sure the gid is unused. This will assure that the foreach (fieldarray as ia) has no effect.
$groupname = gT("Submit your answers");
$groupdescription = gT("There are no more questions. Please press the <Submit> button to finish this survey.");
}
else if ($surveyMode != 'survey')
{
if ($previewquestion) {
$_qid = sanitize_int($param['qid']);
LimeExpressionManager::StartSurvey($surveyid, 'question', $surveyOptions, false, $this->LEMdebugLevel);
$qSec = LimeExpressionManager::GetQuestionSeq($_qid);
$moveResult = LimeExpressionManager::JumpTo($qSec+1,true,false,true);
$stepInfo = $this->stepInfo = LimeExpressionManager::GetStepIndexInfo($moveResult['seq']);
} else {
$stepInfo = $this->stepInfo = LimeExpressionManager::GetStepIndexInfo($moveResult['seq']);
}
$gid = $stepInfo['gid'];
$groupname = $stepInfo['gname'];
$groupdescription = $stepInfo['gtext'];
}
}
if ($previewquestion)
{
$_SESSION[$LEMsessid]['step'] = 0; //maybe unset it after the question has been displayed?
}
if ($_SESSION[$LEMsessid]['step'] > $_SESSION[$LEMsessid]['maxstep'])
{
$_SESSION[$LEMsessid]['maxstep'] = $_SESSION[$LEMsessid]['step'];
}
//******************************************************************************************************
//PRESENT SURVEY
//******************************************************************************************************
$this->okToShowErrors = $okToShowErrors = (!($previewgrp || $previewquestion) && (isset($invalidLastPage) || $_SESSION[$LEMsessid]['prevstep'] == $_SESSION[$LEMsessid]['step']));
Yii::app()->getController()->loadHelper('qanda');
setNoAnswerMode($thissurvey);
//Iterate through the questions about to be displayed:
$inputnames = array();
foreach ($_SESSION[$LEMsessid]['grouplist'] as $gl)
{
$gid = $gl['gid'];
$qnumber = 0;
if ($surveyMode != 'survey')
{
$onlyThisGID = $stepInfo['gid'];
if ($onlyThisGID != $gid)
{
continue;
}
}
// TMSW - could iterate through LEM::currentQset instead
//// To diplay one question, all the questions are processed ?
if (!isset($qanda))
{
$qanda=array();
}
foreach ($_SESSION[$LEMsessid]['fieldarray'] as $key => $ia)
{
++$qnumber;
$ia[9] = $qnumber; // incremental question count;
if ((isset($ia[10]) && $ia[10] == $gid) || (!isset($ia[10]) && $ia[5] == $gid))// Make $qanda only for needed question $ia[10] is the randomGroup and $ia[5] the real group
{
if ($surveyMode == 'question' && $ia[0] != $stepInfo['qid'])
{
continue;
}
$qidattributes = getQuestionAttributeValues($ia[0]);
if ($ia[4] != '*' && ($qidattributes === false || !isset($qidattributes['hidden']) || $qidattributes['hidden'] == 1))
{
continue;
}
//Get the answers/inputnames
// TMSW - can content of retrieveAnswers() be provided by LEM? Review scope of what it provides.
// TODO - retrieveAnswers is slow - queries database separately for each question. May be fixed in _CI or _YII ports, so ignore for now
list($plus_qanda, $plus_inputnames) = retrieveAnswers($ia, $surveyid);
if ($plus_qanda)
{
$plus_qanda[] = $ia[4];
$plus_qanda[] = $ia[6]; // adds madatory identifyer for adding mandatory class to question wrapping div
// Add a finalgroup in qa array , needed for random attribute : TODO: find a way to have it in new quanda_helper in 2.1
if(isset($ia[10]))
$plus_qanda['finalgroup']=$ia[10];
else
$plus_qanda['finalgroup']=$ia[5];
$qanda[] = $plus_qanda;
}
if ($plus_inputnames)
{
$inputnames = addtoarray_single($inputnames, $plus_inputnames);
}
//Display the "mandatory" popup if necessary
// TMSW - get question-level error messages - don't call **_popup() directly
if ($okToShowErrors && $stepInfo['mandViolation'])
{
list($mandatorypopup, $popup) = mandatory_popup($ia, $notanswered);
}
//Display the "validation" popup if necessary
if ($okToShowErrors && !$stepInfo['valid'])
{
list($validationpopup, $vpopup) = validation_popup($ia, $notvalidated);
}
// Display the "file validation" popup if necessary
if ($okToShowErrors && isset($filenotvalidated))
{
list($filevalidationpopup, $fpopup) = file_validation_popup($ia, $filenotvalidated);
}
}
if ($ia[4] == "|")
$upload_file = TRUE;
} //end iteration
}
if ($surveyMode != 'survey' && isset($thissurvey['showprogress']) && $thissurvey['showprogress'] == 'Y'){
if ($show_empty_group){
// $percentcomplete = makegraph($_SESSION[$LEMsessid]['totalsteps'] + 1, $_SESSION[$LEMsessid]['totalsteps']);
$thissurvey['progress']['currentstep'] = $_SESSION[$LEMsessid]['totalsteps'] + 1;
$thissurvey['progress']['total'] = $_SESSION[$LEMsessid]['totalsteps'];
}else{
// $percentcomplete = makegraph($_SESSION[$LEMsessid]['step'], $_SESSION[$LEMsessid]['totalsteps']);
$thissurvey['progress']['currentstep'] = $_SESSION[$LEMsessid]['step'];
$thissurvey['progress']['total'] = $_SESSION[$LEMsessid]['totalsteps'];
}
}
$thissurvey['yiiflashmessages'] = Yii::app()->user->getFlashes();
//READ TEMPLATES, INSERT DATA AND PRESENT PAGE
/**
* create question index only in SurveyRuntime, not needed elsewhere, add it to GlobalVar : must be always set even if empty
*
*/
if(!$previewquestion && !$previewgrp){
$questionindex = ls\helpers\questionIndexHelper::getInstance()->getIndexButton();
$questionindexmenu = ls\helpers\questionIndexHelper::getInstance()->getIndexLink();
$thissurvey['aQuestionIndex']['items'] = ls\helpers\questionIndexHelper::getInstance()->getIndexItems();
if($thissurvey['questionindex'] > 1){
$thissurvey['aQuestionIndex']['type'] = 'full';
}else{
$thissurvey['aQuestionIndex']['type'] = 'incremental';
}
}
sendCacheHeaders();
Yii::app()->loadHelper('surveytranslator');
// Set Langage // TODO remove one of the Yii::app()->session see bug #5901
if (Yii::app()->session['survey_'.$surveyid]['s_lang'] ){
$languagecode = Yii::app()->session['survey_'.$surveyid]['s_lang'];
}elseif (isset($surveyid) && $surveyid && Survey::model()->findByPk($surveyid)){
$languagecode = Survey::model()->findByPk($surveyid)->language;
}else{
$languagecode = Yii::app()->getConfig('defaultlang');
}
$thissurvey['languagecode'] = $languagecode;
$thissurvey['dir'] = (getLanguageRTL($languagecode))?"rtl":"ltr";
Yii::app()->clientScript->registerScriptFile(Yii::app()->getConfig("generalscripts").'nojs.js',CClientScript::POS_HEAD);
$thissurvey['upload_file'] = (isset($upload_file) && $upload_file)?true:false;
$hiddenfieldnames = $thissurvey['hiddenfieldnames'] = implode("|", $inputnames);
// Show question code/number
$thissurvey['aShow'] = $this->getShowNumAndCode($thissurvey);
$redata = compact(array_keys(get_defined_vars()));
$popup = $this->popup;
$aPopup=array(); // We can move this part where we want now
if (isset($backpopup))
{
$aPopup[]=$backpopup;// If user click reload: no need other popup
}
else
{
if (isset($popup))
{
$aPopup[]=$popup;
}
if (isset($vpopup))
{
$aPopup[]=$vpopup;
}
if (isset($fpopup))
{
$aPopup[]=$fpopup;
}
}
Yii::app()->clientScript->registerScript('startPopup',"LSvar.startPopups=".json_encode($aPopup).";",CClientScript::POS_HEAD);
Yii::app()->clientScript->registerScript('showStartPopups',"showStartPopups();",CClientScript::POS_END);
$bShowpopups = Yii::app()->getConfig('showpopups');
$aErrorHtmlMessage = $this->getErrorHtmlMessage();
$thissurvey['errorHtml']['show'] = !empty($aErrorHtmlMessage);
$thissurvey['errorHtml']['hiddenClass'] = $bShowpopups ? "ls-js-hidden ":"";
$thissurvey['errorHtml']['messages'] = $aErrorHtmlMessage;
$_gseq = -1;
foreach ($_SESSION[$LEMsessid]['grouplist'] as $gl){
$gid = $gl['gid'];
++$_gseq;
$aGroup = array();
$groupname = $gl['group_name'];
$groupdescription = $gl['description'];
if ($surveyMode != 'survey' && $gid != $onlyThisGID)
{
continue;
}
$redata = compact(array_keys(get_defined_vars()));
Yii::app()->setConfig('gid',$gid);// To be used in templaterplace in whole group. Attention : it's the actual GID (not the GID of the question)
$aGroup['class'] = "";
$gnoshow = LimeExpressionManager::GroupIsIrrelevantOrHidden($_gseq);
if ($gnoshow && !$previewgrp)
{
$aGroup['class'] = ' ls-hidden';
}
$aGroup['name'] = $gl['group_name'];
$aGroup['gseq'] = $_gseq;
$showgroupinfo_global_ = getGlobalSetting('showgroupinfo');
$aSurveyinfo = getSurveyInfo($surveyid);
// Look up if there is a global Setting to hide/show the Questiongroup => In that case Globals will override Local Settings
if(($aSurveyinfo['showgroupinfo'] == $showgroupinfo_global_) || ($showgroupinfo_global_ == 'choose')){
$showgroupinfo_ = $aSurveyinfo['showgroupinfo'];
} else {
$showgroupinfo_ = $showgroupinfo_global_;
}
$showgroupdesc_ = $showgroupinfo_ == 'B' /* both */ || $showgroupinfo_ == 'D'; /* (group-) description */
$aGroup['showdescription'] = (!$previewquestion && trim($redata['groupdescription'])!="" && $showgroupdesc_);
$aGroup['description'] = $redata['groupdescription'];
foreach ($qanda as $qa) // one entry per QID
{
// Test if finalgroup is in this qid (for all in one survey, else we do only qanda for needed question (in one by one or group by goup)
if ($gid != $qa['finalgroup']) {
continue;
}
$qid = $qa[4];
$qinfo = LimeExpressionManager::GetQuestionStatus($qid);
$lemQuestionInfo = LimeExpressionManager::GetQuestionStatus($qid);
$lastgrouparray = explode("X", $qa[7]);
$lastgroup = $lastgrouparray[0] . "X" . $lastgrouparray[1]; // id of the last group, derived from question id
$lastanswer = $qa[7];
$n_q_display = '';
if ($qinfo['hidden'] && $qinfo['info']['type'] != '*')
{
continue; // skip this one
}
$aReplacement=array();
$question = $qa[0];
//===================================================================
// The following four variables offer the templating system the
// capacity to fully control the HTML output for questions making the
// above echo redundant if desired.
$question['sgq'] = $qa[7];
$question['aid'] = !empty($qinfo['info']['aid']) ? $qinfo['info']['aid'] : 0;
$question['sqid'] = !empty($qinfo['info']['sqid']) ? $qinfo['info']['sqid'] : 0;
//===================================================================
// question.twig
// easier to understand for survey maker
$aGroup['aQuestions'][$qid]['qid'] = $qa[4];
$aGroup['aQuestions'][$qid]['code'] = $qa[5];
$aGroup['aQuestions'][$qid]['number'] = $qa[0]['number'];
$aGroup['aQuestions'][$qid]['text'] = $qa[0]['text'];
$aGroup['aQuestions'][$qid]['SGQ'] = $qa[7];
$aGroup['aQuestions'][$qid]['mandatory'] = $qa[0]['mandatory'];
$aGroup['aQuestions'][$qid]['input_error_class'] = $qa[0]['input_error_class'];
$aGroup['aQuestions'][$qid]['valid_message'] = $qa[0]['valid_message'];
$aGroup['aQuestions'][$qid]['file_valid_message'] = $qa[0]['file_valid_message'];
$aGroup['aQuestions'][$qid]['man_message'] = $qa[0]['man_message'];
$aGroup['aQuestions'][$qid]['answer'] = $qa[1];
$aGroup['aQuestions'][$qid]['help']['show'] = (flattenText( $lemQuestionInfo['info']['help'], true,true) != '');
$aGroup['aQuestions'][$qid]['help']['text'] = $lemQuestionInfo['info']['help'];
}
$aGroup['show_last_group'] = $aGroup['show_last_answer'] = false;
$aGroup['lastgroup'] = $aGroup['lastanswer'] = '';
if (!empty($qanda)){
if ($surveyMode == 'group') {
$aGroup['show_last_group'] = true;
$aGroup['lastgroup'] = $lastgroup;
}
if ($surveyMode == 'question') {
$aGroup['show_last_answer'] = true;
$aGroup['lastanswer'] = $lastanswer;
}
}
/*
$thissurvey['aGroup'] = $aGroup;
$redata = compact(array_keys(get_defined_vars()));
echo templatereplace(file_get_contents($sTemplateViewPath."group.twig"), array(), $redata, false, false);
*/
Yii::app()->setConfig('gid','');
$thissurvey['aGroups'][$gid] = $aGroup;
}
LimeExpressionManager::FinishProcessingGroup($this->LEMskipReprocessing);
$thissurvey['EM']['ScriptsAndHiddenInputs'] = LimeExpressionManager::GetRelevanceAndTailoringJavaScript();
Yii::app()->clientScript->registerScript('triggerEmRelevance',"triggerEmRelevance();",CClientScript::POS_END);
/* Maybe only if we have mandatory error ?*/
Yii::app()->clientScript->registerScript('updateMandatoryErrorClass',"updateMandatoryErrorClass();",CClientScript::POS_END);
LimeExpressionManager::FinishProcessingPage();
/**
* Navigator
*/
$thissurvey['aNavigator'] = array();
$thissurvey['aNavigator']['show'] = $aNavigator['show'] = $thissurvey['aNavigator']['save']['show'] = $thissurvey['aNavigator']['load']['show'] = false;
if (!$previewgrp && !$previewquestion){
$thissurvey['aNavigator'] = getNavigatorDatas();
$thissurvey['hiddenInputs'] = "<input type='hidden' name='thisstep' value='{$_SESSION[$LEMsessid]['step']}' id='thisstep' />\n";
$thissurvey['hiddenInputs'] .= "<input type='hidden' name='sid' value='$surveyid' id='sid' />\n";
$thissurvey['hiddenInputs'] .= "<input type='hidden' name='start_time' value='" . time() . "' id='start_time' />\n";
$_SESSION[$LEMsessid]['LEMpostKey'] = mt_rand();
$thissurvey['hiddenInputs'] .= "<input type='hidden' name='LEMpostKey' value='{$_SESSION[$LEMsessid]['LEMpostKey']}' id='LEMpostKey' />\n";
if (isset($token) && !empty($token))
{
$thissurvey['hiddenInputs'] .= "\n<input type='hidden' name='token' value='$token' id='token' />\n";
}
}
// For "clear all" buttons
App()->getClientScript()->registerScript("activateConfirmLanguage","$.extend(LSvar.lang,".ls_json_encode(array('yes'=>gT("Yes"),'no'=>gT("No"))).")",CClientScript::POS_BEGIN);
App()->getClientScript()->registerScript("activateActionLink","activateActionLink();\n",CClientScript::POS_END);
App()->getClientScript()->registerScript("activateConfirmButton","activateConfirmButton();\n",CClientScript::POS_END);
$thissurvey['aLEM']['debugtimming']['show'] = false;
if (($this->LEMdebugLevel & LEM_DEBUG_TIMING) == LEM_DEBUG_TIMING){
$thissurvey['aLEM']['debugtimming']['show'] = true;
$thissurvey['aLEM']['debugtimming']['script'] = LimeExpressionManager::GetDebugTimingMessage();
}
$thissurvey['aLEM']['debugvalidation']['show'] = false;
if (($this->LEMdebugLevel & LEM_DEBUG_VALIDATION_SUMMARY) == LEM_DEBUG_VALIDATION_SUMMARY){
$thissurvey['aLEM']['debugvalidation']['show'] = true;
$thissurvey['aLEM']['debugvalidation']['message'] = $moveResult['message'];
}
$redata = compact(array_keys(get_defined_vars()));
echo templatereplace(file_get_contents($sTemplateViewPath."layout.twig"), array(), $redata);
}
public function getShowNumAndCode($thissurvey)
{
$showqnumcode_global_ = getGlobalSetting('showqnumcode');
$showqnumcode_survey_ = $thissurvey['showqnumcode'];
// Check global setting to see if survey level setting should be applied
if($showqnumcode_global_ == 'choose') { // Use survey level settings
$showqnumcode_ = $showqnumcode_survey_; //B, N, C, or X
} else {
// Use global setting
$showqnumcode_ = $showqnumcode_global_; //both, number, code, or none
}
switch ($showqnumcode_){
// Both
case 'both':
case 'B':
$aShow['question_code'] = true;
$aShow['question_number'] = true;
break;
// Number only
case 'number':
case 'N':
$aShow['question_code'] = false;
$aShow['question_number'] = true;
break;
// Code only
case 'code':
case 'C':
$aShow['question_code'] = true;
$aShow['question_number'] = false;
break;
// Neither
case 'none':
case 'X':
default:
$aShow['question_code'] = false;
$aShow['question_number'] = false;
break;
}
return $aShow;
}
/**
* Init session/params values depending of user moves
*
* - It init the needed variables for navigation: initFirstStep, initTotalAndMaxSteps, setMoveResult
* - Then perform all the needed checks before moving:
* + did the participant used browser navigation?
* + did he pressed clear cancel, is he a confirmed quota?
* + Is the previous step set?
* + Is the survey finished?
* + Are all the answer validated? (like: participant didn't answered to a mandatory question)
*/
private function initMove()
{
$this->initFirstStep(); // If it's the first time user load this survey, will init session and LEM
$this->initTotalAndMaxSteps();
$this->checkIfUseBrowserNav(); // Check if user used browser navigation, or relaoded page
// $this->moveFirstChecks(); // If the move is clearcancel, or confirmquota, then the process will stop here
if ($this->move != 'clearcancel' && $this->move != 'confirmquota'){
$this->checkPrevStep(); // Check if prev step is set, else set it
$this->setMoveResult();
$this->checkIfFinished(); // If $moveResult == finished, or not, various things to set
// CHECK UPLOADED FILES
// TMSW - Move this into LEM::NavigateForwards?
$filenotvalidated = $this->filenotvalidated = checkUploadedFileValidity($this->surveyid, $this->move);
//SEE IF THIS GROUP SHOULD DISPLAY
if ($_SESSION[$this->LEMsessid]['step'] == 0)
$show_empty_group = $this->show_empty_group = true;
$move = $this->move;
$moveResult = $this->moveResult;
$totalquestions = $this->totalquestions = $_SESSION['survey_'.$this->surveyid]['totalquestions'];
// For welcome screen
$this->thissurvey['iTotalquestions'] = $totalquestions;
$showxquestions = Yii::app()->getConfig('showxquestions');
$this->thissurvey['bShowxquestions'] = ( $showxquestions == 'show' || ($showxquestions == 'choose' && !isset($thissurvey['showxquestions'])) || ($showxquestions == 'choose' && $thissurvey['showxquestions'] == 'Y'));
}
}
/**
* Return an array containing all the private variable, for easy extraction.
* It makes easier to move piece of code to methods dispite the use of $redata = compact(array_keys(get_defined_vars()));
*
* @return array
*/
private function getArgs()
{
$aPrivateVariables = array(
'LEMdebugLevel' => $this->LEMdebugLevel ,
'LEMskipReprocessing' => $this->LEMskipReprocessing ,
'thissurvey' => $this->thissurvey ,
'surveyid ' => $this->surveyid ,
'show_empty_group' => $this->show_empty_group ,
'surveyMode' => $this->surveyMode ,
'surveyOptions' => $this->surveyOptions ,
'totalquestions' => $this->totalquestions ,
'bTokenAnswerPersitance' => $this->bTokenAnswerPersitance ,
'assessments' => $this->assessments ,
'moveResult' => $this->moveResult ,
'move' => $this->move ,
'stepInfo' => $this->stepInfo ,
'invalidLastPage' => $this->invalidLastPage ,
'backpopup' => $this->backpopup ,
'popup' => $this->popup ,
'oResponse' => $this->oResponse ,
'unansweredSQList' => $this->unansweredSQList ,
'notanswered' => $this->notanswered ,
'invalidSQList' => $this->invalidSQList ,
'filenotvalidated' => $this->filenotvalidated ,
'completed' => $this->completed ,
'content' => $this->content ,
'blocks' => $this->blocks ,
'notvalidated' => $this->notvalidated ,
'LEMsessid' => $this->LEMsessid ,
);
return $aPrivateVariables;
}
/**
* Now it's ok ^^
*/
private function setArgs()
{
$move = $this->move;
$moveResult = $this->moveResult;
$LEMsessid = $this->LEMsessid;
$thissurvey = $this->thissurvey;
$sTemplateViewPath = $this->sTemplateViewPath;
if ($move == "movesubmit"){
if ($thissurvey['refurl'] == "Y"){
//Only add this if it doesn't already exist
if (!in_array("refurl", $_SESSION[$LEMsessid]['insertarray'])){
$_SESSION[$LEMsessid]['insertarray'][] = "refurl";
}
}
resetTimers();
//Before doing the "templatereplace()" function, check the $thissurvey['url']
//field for limereplace stuff, and do transformations!
$thissurvey['surveyls_url'] = passthruReplace($thissurvey['surveyls_url'], $thissurvey);
$thissurvey['surveyls_url'] = templatereplace($thissurvey['surveyls_url'], array(), $redata, 'URLReplace', false, NULL, array(), true ); // to do INSERTANS substitutions
$this->thissurvey = $thissurvey;
//THE FOLLOWING DEALS WITH SUBMITTING ANSWERS AND COMPLETING AN ACTIVE SURVEY
//don't use cookies if tokens are being used
if ($thissurvey['active'] == "Y"){
if ($thissurvey['usecookie'] == "Y" && $tokensexist != 1) {
setcookie("LS_" . $surveyid . "_STATUS", "COMPLETE", time() + 31536000); //Cookie will expire in 365 days
}
}
}
}
/**
* Retreive the survey format (mode?)
* TODO: move to survey model
*
* @param array $thissurvey (an array containg the datas of the dynamic survey model and its related language model )
* @return string
*/
private function getSurveyMode($thissurvey)
{
switch ($thissurvey['format'])
{
case "A": //All in one
$surveyMode = 'survey';
break;
default:
case "S": //One at a time
$surveyMode = 'question';
break;
case "G": //Group at a time
$surveyMode = 'group';
break;
}
return $surveyMode;
}
/**
* Retreive the radix
* @param array $thissurvey (an array containg the datas of the dynamic survey model and its related language model )
* @return string
*/
private function getRadix($thissurvey)
{
$radix = getRadixPointData($thissurvey['surveyls_numberformat']);
$radix = $radix['separator'];
return $radix;
}
/**
* Retreives dew options comming from thissurvey, App->getConfig, LEM.
* TODO: move to survey model
*
* @param array $thissurvey an array containing all the survey needed infos
* @param int $LEMdebugLevel customizable debugging for Lime Expression Manager
*/
private function getSurveyOptions($thissurvey, $LEMdebugLevel, $timeadjust, $clienttoken )
{
$LEMsessid = $this->LEMsessid;
$radix = $this->getRadix($thissurvey);
$surveyOptions = array(
'active' => ($thissurvey['active'] == 'Y'),
'allowsave' => ($thissurvey['allowsave'] == 'Y'),
'anonymized' => ($thissurvey['anonymized'] != 'N'),
'assessments' => ($thissurvey['assessments'] == 'Y'),
'datestamp' => ($thissurvey['datestamp'] == 'Y'),
'deletenonvalues' => Yii::app()->getConfig('deletenonvalues'),
'hyperlinkSyntaxHighlighting' => (($LEMdebugLevel & LEM_DEBUG_VALIDATION_SUMMARY) == LEM_DEBUG_VALIDATION_SUMMARY), // TODO set this to true if in admin mode but not if running a survey
'ipaddr' => ($thissurvey['ipaddr'] == 'Y'),
'radix' => $radix,
'refurl' => (($thissurvey['refurl'] == "Y" && isset($_SESSION[$LEMsessid]['refurl'])) ? $_SESSION[$LEMsessid]['refurl'] : NULL),
'savetimings' => ($thissurvey['savetimings'] == "Y"),
'surveyls_dateformat' => ( ($timeadjust!=0) ? $thissurvey['surveyls_dateformat'] : 1),
'startlanguage' => (isset(App()->language) ? App()->language : $thissurvey['language']),
'target' => Yii::app()->getConfig('uploaddir').DIRECTORY_SEPARATOR.'surveys'.DIRECTORY_SEPARATOR.$thissurvey['sid'].DIRECTORY_SEPARATOR.'files'.DIRECTORY_SEPARATOR,
'tempdir' => Yii::app()->getConfig('tempdir').DIRECTORY_SEPARATOR,
'timeadjust' => $timeadjust,
'token' => $clienttoken,
);
return $surveyOptions;
}
/**
* If it's the first time the survey is loaded:
* - Init session, randomization and filed array
* - Check surveyid coherence
* - Init $LEM states.
* - Decide if Welcome page should be shown
*/
private function initFirstStep()
{
// retrieve datas from local variable
$surveyid = $this->surveyid;
$surveyMode = $this->surveyMode;
$surveyOptions = $this->surveyOptions;
$LEMsessid = $this->LEMsessid;
// First time the survey is loaded
if (!isset($_SESSION[$LEMsessid]['step']))
{
// Init session, randomization and filed array
buildsurveysession($surveyid);
randomizationGroupsAndQuestions($surveyid);
initFieldArray($surveyid, $_SESSION['survey_' . $surveyid]['fieldmap']); // NOTE: allready called in buildsurveysession !!!! TODO: check if can be removed
// Check surveyid coherence
if($surveyid != LimeExpressionManager::getLEMsurveyId())
LimeExpressionManager::SetDirtyFlag();
// Init $LEM states.
LimeExpressionManager::StartSurvey($surveyid, $surveyMode, $surveyOptions, false, $this->LEMdebugLevel);
$_SESSION[$LEMsessid]['step'] = 0;
// Welcome page.
if ($surveyMode == 'survey'){
LimeExpressionManager::JumpTo(1, false, false, true);
}elseif (isset($thissurvey['showwelcome']) && $thissurvey['showwelcome'] == 'N'){
$moveResult = $this->moveResult = LimeExpressionManager::NavigateForwards();
$_SESSION[$LEMsessid]['step'] = 1;
}
}elseif($surveyid != LimeExpressionManager::getLEMsurveyId()){
$this->initDirtyStep();
}
}
/**
* If a step is requested, but the survey id in the session is different from the requested one
* It reload the needed infos for the requested survey and jump to the requested step.
*/
private function initDirtyStep()
{
// retrieve datas from local variable
$surveyid = $this->surveyid;
$surveyMode = $this->surveyMode;
$surveyOptions = $this->surveyOptions;
$LEMsessid = $this->LEMsessid;
//$_SESSION[$LEMsessid]['step'] can not be less than 0, fix it always #09772
$_SESSION[$LEMsessid]['step'] = $_SESSION[$LEMsessid]['step']<0 ? 0 : $_SESSION[$LEMsessid]['step'];
LimeExpressionManager::StartSurvey($surveyid, $surveyMode, $surveyOptions, false, $this->LEMdebugLevel);
LimeExpressionManager::JumpTo($_SESSION[$LEMsessid]['step'], false, false);
}
/**
* Seems to be a quick fix to avoid the total and max steps to be null...
*/
private function initTotalAndMaxSteps()
{
$LEMsessid = $this->LEMsessid;
if (!isset($_SESSION[$LEMsessid]['totalsteps'])){
$_SESSION[$LEMsessid]['totalsteps'] = 0;
}
if (!isset($_SESSION[$LEMsessid]['maxstep'])){
$_SESSION[$LEMsessid]['maxstep'] = 0;
}
}
/**
* It checks if user used the browser navigation (prev, next, reload page etc)
* and feed te backpopup variable if needed
*
*/
private function checkIfUseBrowserNav()
{
// retrieve datas from local variable
$surveyid = $this->surveyid;
$LEMsessid = $this->LEMsessid;
if (isset($_SESSION[$LEMsessid]['LEMpostKey']) && App()->request->getPost('LEMpostKey',$_SESSION[$LEMsessid]['LEMpostKey']) != $_SESSION[$LEMsessid]['LEMpostKey']){
// then trying to resubmit (e.g. Next, Previous, Submit) from a cached copy of the page
$moveResult = $this->moveResult = LimeExpressionManager::JumpTo($_SESSION[$LEMsessid]['step'], false, false, true);// We JumpTo current step without saving: see bug #11404
if (isset($moveResult['seq']) && App()->request->getPost('thisstep',$moveResult['seq']) == $moveResult['seq']){
/* then pressing F5 or otherwise refreshing the current page, which is OK
* Seems OK only when movenext but not with move by index : same with $moveResult = LimeExpressionManager::GetLastMoveResult(true);
*/
$this->LEMskipReprocessing = true;
$this->move = "movenext"; // so will re-display the survey
}else{
// trying to use browser back buttons, which may be disallowed if no 'previous' button is present
$this->LEMskipReprocessing = true;
$this->move = "movenext"; // so will re-display the survey
$this->invalidLastPage = true;
$this->backpopup = gT("Please use the LimeSurvey navigation buttons or index. It appears you attempted to use the browser back button to re-submit a page."); // TODO: twig
}
}
}
/**
* Check quotas
*/
private function checkQuotas()
{
$move = $this->move;
$surveyid = $this->surveyid;
/* quota submitted */
if ( $move=='confirmquota'){
checkCompletedQuota($surveyid);
}
}
/**
* Check if the move is clearcancel or confirmquota
*/
private function checkClearCancel()
{
$move = $this->move;
$LEMsessid = $this->LEMsessid;
if ( $move=="clearcancel"){
$moveResult = $this->moveResult = LimeExpressionManager::JumpTo($_SESSION[$LEMsessid]['step'], false, false);
}
$_SESSION[$LEMsessid]['prevstep'] = (!in_array($move,array("clearall","changelang","saveall","reload")))?$_SESSION[$LEMsessid]['step']:$move; // Accepted $move without error
}
/**
* Define prev step if not set in session.
*/
private function checkPrevStep()
{
$LEMsessid = $this->LEMsessid;
if (!isset($_SESSION[$LEMsessid]['prevstep'])){
$_SESSION[$LEMsessid]['prevstep'] = $_SESSION[$LEMsessid]['step']-1; // this only happens on re-load
}
}
/**
* Set the moveResult variable, depending on the user move request
*/
private function setMoveResult()
{
// retrieve datas from local variable
$thissurvey = $this->thissurvey;
$surveyid = $this->surveyid;
$surveyMode = $this->surveyMode;
$surveyOptions = $this->surveyOptions;
$LEMsessid = $this->LEMsessid;
$move = $this->move;
$LEMskipReprocessing = $this->LEMskipReprocessing;
if (isset($_SESSION[$LEMsessid]['LEMtokenResume'])){
LimeExpressionManager::StartSurvey($thissurvey['sid'], $surveyMode, $surveyOptions, false, $this->LEMdebugLevel);
// Do it only if needed : we don't need it if we don't have index
if(isset($_SESSION[$LEMsessid]['maxstep']) && $_SESSION[$LEMsessid]['maxstep']>$_SESSION[$LEMsessid]['step'] && $thissurvey['questionindex'] ){
LimeExpressionManager::JumpTo($_SESSION[$LEMsessid]['maxstep'], false, false);
}
$moveResult = $this->moveResult = LimeExpressionManager::JumpTo($_SESSION[$LEMsessid]['step'],false,false); // if late in the survey, will re-validate contents, which may be overkill
unset($_SESSION[$LEMsessid]['LEMtokenResume']);
}else if (!$LEMskipReprocessing){
//Move current step ###########################################################################
if ($move == 'moveprev' && ($thissurvey['allowprev'] == 'Y' || $thissurvey['questionindex'] > 0)){
$moveResult = $this->moveResult = LimeExpressionManager::NavigateBackwards();
if ($moveResult['at_start']){
$_SESSION[$LEMsessid]['step'] = 0;
unset($moveResult); // so display welcome page again
unset($this->moveResult);
}
}
if ( $move == "movenext"){
$moveResult = $this->moveResult = LimeExpressionManager::NavigateForwards();
}
if (($move == 'movesubmit')){
if ($surveyMode == 'survey'){
$moveResult = $this->moveResult = LimeExpressionManager::NavigateForwards();
}else{
// may be submitting from the navigation bar, in which case need to process all intervening questions
// in order to update equations and ensure there are no intervening relevant mandatory or relevant invalid questions
if($thissurvey['questionindex']==2) // Must : save actual page , review whole before set finished to true (see #09906), index==1 seems to don't need it : (don't force move)
LimeExpressionManager::StartSurvey($surveyid, $surveyMode, $surveyOptions);
$moveResult = $this->moveResult = LimeExpressionManager::JumpTo($_SESSION[$LEMsessid]['totalsteps'] + 1, false);
}
}
if ( $move=='clearall'){
$this->manageClearAll();
}
if ( $move=='changelang'){
// jump to current step using new language, processing POST values
$moveResult = $this->moveResult = LimeExpressionManager::JumpTo($_SESSION[$LEMsessid]['step'], false, true, true, true); // do process the POST data
}
if (isNumericInt($move) && $thissurvey['questionindex'] == 1){
$move = $this->move = (int) $move;