New feature #05983 : allow different value in Database tha shown in E…

…quation question type

Dev: this way : no specific system for Equation getQuestionReplacement
Dev: Answer is in answer art, question in question part.

application/helpers/SurveyRuntimeHelper.php

@@ -1269,10 +1269,6 @@ public static function getQuestionReplacement($aQuestionQanda)
         $aReplacement['QUESTION']=$aQuestionQanda[0]['all'] ; // Deprecated : only used in old template (very old)
         // Core value : user text
         $aReplacement['QUESTION_TEXT'] = $aQuestionQanda[0]['text'];
-        if ($sType == '*')
-        {
-            $aReplacement['QUESTION_TEXT'] = '<div class="em_equation">' .$aReplacement['QUESTION_TEXT']. '</div>';
-        }
         $aReplacement['QUESTIONHELP']=$lemQuestionInfo['info']['help'];// User help
         // To be moved in a extra plugin : QUESTIONHELP img adding
         $sTemplateDir=Template::model()->getTemplatePath($oSurveyId->template);

application/helpers/common_helper.php

@@ -2809,6 +2809,15 @@ function questionAttributes($returnByName=false)
         "help"=>gT('Enter a header text for the second scale'),
         "caption"=>gT('Header for second scale'));
 
+        $qattributes["equation"]=array(
+        "types"=>"*",
+        'category'=>gT('Logic'),
+        'sortorder'=>100,
+        'inputtype'=>'textarea',
+        "help"=>gT('Final equation to set in database, default to question text.'),
+        "caption"=>gT('Equation'),
+        "default"=>"");
+
         $qattributes["equals_num_value"]=array(
         "types"=>"K",
         'category'=>gT('Input'),

application/helpers/expressions/em_manager_helper.php

@@ -4038,7 +4038,7 @@ private function setVariableAndTokenMappingsForExpressionManager($surveyid,$forc
                 'hidden'=>$hidden,
                 'gid'=>$groupNum,
                 'mandatory'=>$mandatory,
-                'eqn'=>(($type == '*') ? $question : ''),
+                'eqn'=>'',
                 'help'=>$help,
                 'qtext'=>$fielddata['question'],    // $question,
                 'code'=>$varName,
@@ -6565,7 +6565,8 @@ function _ValidateQuestion($questionSeq,$force=false)
             elseif ($qInfo['type'] == '*')
             {
                 // Process relevant equations, even if hidden, and write the result to the database
-                $result = flattenText($LEM->ProcessString($qInfo['eqn'], $qInfo['qid'],NULL,false,1,1,false,false));
+                $textToParse=(isset($LEM->qattr[$qid]['equation']) && trim($LEM->qattr[$qid]['equation'])!="") ? $LEM->qattr[$qid]['equation'] : $qInfo['qtext'];
+                $result = flattenText($LEM->ProcessString($textToParse, $qInfo['qid'],NULL,false,1,1,false,false,true));// More numRecursionLevels ?
                 $sgqa = $LEM->qid2code[$qid];   // there will be only one, since Equation
                     if($LEM->knownVars[$sgqa]['onlynum'])
                     {
@@ -7312,11 +7313,9 @@ static function GetRelevanceAndTailoringJavaScript()
                     {
                         $relParts[] = "  // Write value from the question into the answer field\n";
                         $jsResultVar = $LEM->em->GetJsVarFor($arg['jsResultVar']);
-                        // Note, this will destroy embedded HTML in the equation (e.g. if it is a report)
-                        // Should be possible to use jQuery to remove just the LEMtailoring span, but not easy since done (the following doesn't work)
-                        // _tmpval = $('#question801 .em_equation').clone()
-                        // $(_tmpval).find('[id^=LEMtailor]').each(function(){ $(this).replaceWith(function(){ $(this).contents; }); })
-                        $relParts[] = "  $('#" . substr($jsResultVar,1,-1) . "').val($.trim(LEMstrip_tags($('#question" . $arg['qid'] . " .em_equation').html())));\n";
+                        // Note, this will destroy embedded HTML in the equation (e.g. if it is a report, can use {QCODE.question} for this purpose)
+                        // This make same than flattenText to be same in JS and in PHP
+                        $relParts[] = "  $('#" . substr($jsResultVar,1,-1) . "').val($.trim($('#question" . $arg['qid'] . " .em_equation').text()));\n";
                     }
                     $relParts[] = "  relChange" . $arg['qid'] . "=true;\n"; // any change to this value should trigger a propagation of changess
                     $relParts[] = "  $('#relevance" . $arg['qid'] . "').val('1');\n";

application/helpers/qanda_helper.php

@@ -857,7 +857,7 @@ function return_array_filter_strings($ia, $aQuestionAttributes, $thissurvey, $an
 
 function do_boilerplate($ia)
 {
-    $aQuestionAttributes = getQuestionAttributeValues($ia[0], $ia[4]);
+
     $answer='';
 
     if (trim($aQuestionAttributes['time_limit'])!='')
@@ -873,16 +873,15 @@ function do_boilerplate($ia)
 
 function do_equation($ia)
 {
+    $aQuestionAttributes= getQuestionAttributeValues($ia[0], $ia[4]);
+    $sEquation=(trim($aQuestionAttributes['equation'])) ? $aQuestionAttributes['equation'] : $ia[3];
     $answer='<input type="hidden" name="'.$ia[1].'" id="java'.$ia[1].'" value="';
-    if (isset($_SESSION['survey_'.Yii::app()->getConfig('surveyID')][$ia[1]]))
-    {
-        $answer .= htmlspecialchars($_SESSION['survey_'.Yii::app()->getConfig('surveyID')][$ia[1]],ENT_QUOTES);
-    }
+    $answer .= htmlspecialchars($_SESSION['survey_'.Yii::app()->getConfig('surveyID')][$ia[1]],ENT_QUOTES);
     $answer .= '">';
+    $answer .="<div class='em_equation hidden' style='display:none;visibility:hidden'>{$sEquation}</div>";
     $inputnames[]=$ia[1];
-    $mandatory=null;
 
-    return array($answer, $inputnames, $mandatory);
+    return array($answer, $inputnames);
 }
 
 // ---------------------------------------------------------------