chamilo / chamilo-lms

main/exercise/showinframes.php

Indentation +3 added lines, -3 removed lines

@@ -28,10 +28,10 @@
 $content = ReadFileCont($full_file_path.$user_id.'.t.html');
 
 if ($content == '') {
-	$content = ReadFileCont($full_file_path);
+    $content = ReadFileCont($full_file_path);
     // Do not move this like:
-	$mit = "function Finish(){";
-	$js_content = "
+    $mit = "function Finish(){";
+    $js_content = "
     // Code added - start
     var SaveScoreVariable = 0;
     function mySaveScore() {

main/exercise/export/aiken/aiken_classes.php

Indentation +9 added lines, -9 removed lines

@@ -11,12 +11,12 @@ 
 
 if (!function_exists('mime_content_type')) {
 
-	/**
-	 * @param string $filename
-	 */
-	function mime_content_type($filename) {
-		return DocumentManager::file_get_mime_type((string)$filename);
-	}
+    /**
+     * @param string $filename
+     */
+    function mime_content_type($filename) {
+        return DocumentManager::file_get_mime_type((string)$filename);
+    }
 }
 
 /**
@@ -33,7 +33,7 @@ 
         {
             case MCUA :
                 $answer = new AikenAnswerMultipleChoice($this->id);
-            	return $answer;
+                return $answer;
             default :
                 $answer = null;
                 break;
@@ -42,11 +42,11 @@ 
     }
     function createAnswersForm($form)
     {
-    	return true;
+        return true;
     }
     function processAnswersCreation($form)
     {
-    	return true;
+        return true;
     }
 }
 

main/exercise/export/aiken/aiken_import.inc.php

Indentation +1 added lines, -1 removed lines

@@ -281,7 +281,7 @@
             $correct_answer_index = array_search($matches[1], $answers_array);
             $exercise_info['question'][$question_index]['title'] = $matches[1];
         } elseif (preg_match('/^TAGS:\s?([A-Z])\s?/', $info, $matches)) {
-             //TAGS for chamilo >= 1.10
+                //TAGS for chamilo >= 1.10
             $exercise_info['question'][$question_index]['answer_tags'] = explode(',', $matches[1]);
         } elseif (preg_match('/^ETIQUETAS:\s?([A-Z])\s?/', $info, $matches)) {
             //TAGS for chamilo >= 1.10 (Spanish e-ducativa format)

main/exercise/export/exercise_import.php

Indentation +3 added lines, -3 removed lines

@@ -74,10 +74,10 @@
 Display::display_introduction_section(
     TOOL_QUIZ,
     array(
-		'CreateDocumentWebDir' => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/',
+        'CreateDocumentWebDir' => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/',
         'CreateDocumentDir' => '../../..'.api_get_path(REL_COURSE_PATH).api_get_course_path().'/document/',
-		'BaseHref' => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/'
-	)
+        'BaseHref' => api_get_path(WEB_COURSE_PATH).api_get_course_path().'/'
+    )
 );
 
 // Display Forms or dialog box(if needed)

main/exercise/export/qti2/qti2_export.php

Indentation +159 added lines, -159 removed lines

@@ -34,21 +34,21 @@ 
      *
      * @param Ims2Question $question Ims2Question object we want to export.
      */
-     function ImsAssessmentItem($question)
-     {
+        function ImsAssessmentItem($question)
+        {
         $this->question = $question;
         $this->answer = $this->question->setAnswer();
         $this->questionIdent = "QST_" . $question->id ;
-     }
-
-     /**
-      * Start the XML flow.
-      *
-      * This opens the <item> block, with correct attributes.
-      *
-      */
-      function start_item()
-      {
+        }
+
+        /**
+         * Start the XML flow.
+         *
+         * This opens the <item> block, with correct attributes.
+         *
+         */
+        function start_item()
+        {
         $string = '<assessmentItem xmlns="http://www.imsglobal.org/xsd/imsqti_v2p1"
                     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                     xsi:schemaLocation="http://www.imsglobal.org/xsd/imsqti_v2p1 imsqti_v2p1.xsd"
@@ -56,55 +56,55 @@ 
                     title="'.htmlspecialchars(formatExerciseQtiTitle($this->question->selectTitle())).'">'."\n";
 
         return $string;
-      }
-
-      /**
-       * End the XML flow, closing the </item> tag.
-       *
-       */
-      function end_item()
-      {
+        }
+
+        /**
+         * End the XML flow, closing the </item> tag.
+         *
+         */
+        function end_item()
+        {
         return "</assessmentItem>\n";
-      }
-
-     /**
-      * Start the itemBody
-      *
-      */
-     function start_item_body()
-     {
+        }
+
+        /**
+         * Start the itemBody
+         *
+         */
+        function start_item_body()
+        {
         return '  <itemBody>' . "\n";
-     }
-
-     /**
-      * End the itemBody part.
-      *
-      */
-     function end_item_body()
-     {
+        }
+
+        /**
+         * End the itemBody part.
+         *
+         */
+        function end_item_body()
+        {
         return "  </itemBody>\n";
-     }
-
-     /**
-      * add the response processing template used.
-      *
-      */
-
-      function add_response_processing()
-      {
-          return '  <responseProcessing template="http://www.imsglobal.org/question/qti_v2p1/rptemplates/map_correct"/>' . "\n";
-      }
-
-     /**
-      * Export the question as an IMS/QTI Item.
-      *
-      * This is a default behaviour, some classes may want to override this.
-      *
-      * @param $standalone: Boolean stating if it should be exported as a stand-alone question
-      * @return string string, the XML flow for an Item.
-      */
-     function export($standalone = false)
-     {
+        }
+
+        /**
+         * add the response processing template used.
+         *
+         */
+
+        function add_response_processing()
+        {
+            return '  <responseProcessing template="http://www.imsglobal.org/question/qti_v2p1/rptemplates/map_correct"/>' . "\n";
+        }
+
+        /**
+         * Export the question as an IMS/QTI Item.
+         *
+         * This is a default behaviour, some classes may want to override this.
+         *
+         * @param $standalone: Boolean stating if it should be exported as a stand-alone question
+         * @return string string, the XML flow for an Item.
+         */
+        function export($standalone = false)
+        {
         $head = $foot = "";
 
         if ($standalone) {
@@ -131,7 +131,7 @@ 
             .$foot;
 
         return $res;
-     }
+        }
 }
 
 /**
@@ -193,8 +193,8 @@ 
     function export_presentation()
     {
         $out = "<presentation_material><flow_mat><material>\n"
-             . "  <mattext><![CDATA[" . formatExerciseQtiDescription($this->exercise->selectDescription()) . "]]></mattext>\n"
-             . "</material></flow_mat></presentation_material>\n";
+                . "  <mattext><![CDATA[" . formatExerciseQtiDescription($this->exercise->selectDescription()) . "]]></mattext>\n"
+                . "</material></flow_mat></presentation_material>\n";
         return $out;
     }
 
@@ -208,15 +208,15 @@ 
         $out = '';
         if ($n = $this->exercise->getShuffle()) {
             $out.= "<selection_ordering>"
-                 . "  <selection>\n"
-                 . "    <selection_number>" . $n . "</selection_number>\n"
-                 . "  </selection>\n"
-                 . '  <order order_type="Random" />'
-                 . "\n</selection_ordering>\n";
+                    . "  <selection>\n"
+                    . "    <selection_number>" . $n . "</selection_number>\n"
+                    . "  </selection>\n"
+                    . '  <order order_type="Random" />'
+                    . "\n</selection_ordering>\n";
         } else {
             $out.= '<selection_ordering sequence_type="Normal">' . "\n"
-                 . "  <selection />\n"
-                 . "</selection_ordering>\n";
+                    . "  <selection />\n"
+                    . "</selection_ordering>\n";
         }
 
         return $out;
@@ -230,7 +230,7 @@ 
     {
         $out = "";
         foreach ($this->exercise->selectQuestionList() as $q) {
-        	$out .= export_question_qti($q, false);
+            $out .= export_question_qti($q, false);
         }
         return $out;
     }
@@ -247,18 +247,18 @@ 
         $head = $foot = "";
         if ($standalone) {
             $head = '<?xml version = "1.0" encoding = "UTF-8" standalone = "no"?>' . "\n"
-                  . '<!DOCTYPE questestinterop SYSTEM "ims_qtiasiv2p1.dtd">' . "\n"
-                  . "<questestinterop>\n";
+                    . '<!DOCTYPE questestinterop SYSTEM "ims_qtiasiv2p1.dtd">' . "\n"
+                    . "<questestinterop>\n";
             $foot = "</questestinterop>\n";
         }
         $out = $head
-             . $this->start_section()
-             . $this->export_duration()
-             . $this->export_presentation()
-             . $this->export_ordering()
-             . $this->export_questions()
-             . $this->end_section()
-             . $foot;
+                . $this->start_section()
+                . $this->export_duration()
+                . $this->export_presentation()
+                . $this->export_ordering()
+                . $this->export_questions()
+                . $this->end_section()
+                . $foot;
 
         return $out;
     }
@@ -304,97 +304,97 @@ 
      * @param $question The Question object we want to export.
      * @author Anamd Tihon
      */
-     function ImsItem($question)
-     {
+        function ImsItem($question)
+        {
         $this->question = $question;
         $this->answer = $question->answer;
         $this->questionIdent = "QST_" . $question->selectId() ;
-     }
-
-     /**
-      * Start the XML flow.
-      *
-      * This opens the <item> block, with correct attributes.
-      *
-      * @author Amand Tihon <amand@alrj.org>
-      */
-      function start_item()
-      {
+        }
+
+        /**
+         * Start the XML flow.
+         *
+         * This opens the <item> block, with correct attributes.
+         *
+         * @author Amand Tihon <amand@alrj.org>
+         */
+        function start_item()
+        {
         return '<item title="' . cleanAttribute(formatExerciseQtiDescription($this->question->selectTitle())) . '" ident="' . $this->questionIdent . '">' . "\n";
-      }
-
-      /**
-       * End the XML flow, closing the </item> tag.
-       *
-       * @author Amand Tihon <amand@alrj.org>
-       */
-      function end_item()
-      {
+        }
+
+        /**
+         * End the XML flow, closing the </item> tag.
+         *
+         * @author Amand Tihon <amand@alrj.org>
+         */
+        function end_item()
+        {
         return "</item>\n";
-      }
-
-     /**
-      * Create the opening, with the question itself.
-      *
-      * This means it opens the <presentation> but doesn't close it, as this is the role of end_presentation().
-      * In between, the export_responses from the subclass should have been called.
-      *
-      * @author Amand Tihon <amand@alrj.org>
-      */
-     function start_presentation()
-     {
+        }
+
+        /**
+         * Create the opening, with the question itself.
+         *
+         * This means it opens the <presentation> but doesn't close it, as this is the role of end_presentation().
+         * In between, the export_responses from the subclass should have been called.
+         *
+         * @author Amand Tihon <amand@alrj.org>
+         */
+        function start_presentation()
+        {
         return '<presentation label="' . $this->questionIdent . '"><flow>' . "\n"
-             . '<material><mattext>' . formatExerciseQtiDescription($this->question->selectDescription()) . "</mattext></material>\n";
-     }
-
-     /**
-      * End the </presentation> part, opened by export_header.
-      *
-      * @author Amand Tihon <amand@alrj.org>
-      */
-     function end_presentation()
-     {
+                . '<material><mattext>' . formatExerciseQtiDescription($this->question->selectDescription()) . "</mattext></material>\n";
+        }
+
+        /**
+         * End the </presentation> part, opened by export_header.
+         *
+         * @author Amand Tihon <amand@alrj.org>
+         */
+        function end_presentation()
+        {
         return "</flow></presentation>\n";
-     }
-
-     /**
-      * Start the response processing, and declare the default variable, SCORE, at 0 in the outcomes.
-      *
-      * @author Amand Tihon <amand@alrj.org>
-      */
-     function start_processing()
-     {
+        }
+
+        /**
+         * Start the response processing, and declare the default variable, SCORE, at 0 in the outcomes.
+         *
+         * @author Amand Tihon <amand@alrj.org>
+         */
+        function start_processing()
+        {
         return '<resprocessing><outcomes><decvar vartype="Integer" defaultval="0" /></outcomes>' . "\n";
-     }
-
-     /**
-      * End the response processing part.
-      *
-      * @author Amand Tihon <amand@alrj.org>
-      */
-     function end_processing()
-     {
+        }
+
+        /**
+         * End the response processing part.
+         *
+         * @author Amand Tihon <amand@alrj.org>
+         */
+        function end_processing()
+        {
         return "</resprocessing>\n";
-     }
-
-     /**
-      * Export the question as an IMS/QTI Item.
-      *
-      * This is a default behaviour, some classes may want to override this.
-      *
-      * @param $standalone: Boolean stating if it should be exported as a stand-alone question
-      * @return string string, the XML flow for an Item.
-      * @author Amand Tihon <amand@alrj.org>
-      */
-     function export($standalone = False)
-     {
+        }
+
+        /**
+         * Export the question as an IMS/QTI Item.
+         *
+         * This is a default behaviour, some classes may want to override this.
+         *
+         * @param $standalone: Boolean stating if it should be exported as a stand-alone question
+         * @return string string, the XML flow for an Item.
+         * @author Amand Tihon <amand@alrj.org>
+         */
+        function export($standalone = False)
+        {
         global $charset;
         $head = $foot = "";
 
         if ($standalone) {
             $head = '<?xml version = "1.0" encoding = "'.$charset.'" standalone = "no"?>' . "\n"
-                  . '<!DOCTYPE questestinterop SYSTEM "ims_qtiasiv2p1.dtd">' . "\n"
-                  . "<questestinterop>\n";
+                    . '<!DOCTYPE questestinterop SYSTEM "ims_qtiasiv2p1.dtd">' . "\n"
+                    . "<questestinterop>\n";
             $foot = "</questestinterop>\n";
         }
 
@@ -409,7 +409,7 @@ 
             . $this->answer->imsExportFeedback($this->questionIdent)
             . $this->end_item()
             . $foot;
-     }
+        }
 }
 
 /**
@@ -447,9 +447,9 @@ 
     $question->type = $qst->type;
     $question->question = $qst->question;
     $question->description = $qst->description;
-	$question->weighting=$qst->weighting;
-	$question->position=$qst->position;
-	$question->picture=$qst->picture;
+    $question->weighting=$qst->weighting;
+    $question->position=$qst->position;
+    $question->picture=$qst->picture;
     $ims = new ImsAssessmentItem($question);
 
     return $ims->export($standalone);

main/exercise/export/qti2/qti2_classes.php

Indentation +135 added lines, -135 removed lines

@@ -55,12 +55,12 @@ 
 
     function createAnswersForm($form)
     {
-    	return true;
+        return true;
     }
 
     function processAnswersCreation($form)
     {
-    	return true;
+        return true;
     }
 }
 /**
@@ -76,21 +76,21 @@ 
     public function imsExportResponses($questionIdent, $questionStatment)
     {
         // @todo getAnswersList() converts the answers using api_html_entity_decode()
-		$this->answerList = $this->getAnswersList(true);
+        $this->answerList = $this->getAnswersList(true);
         $out  = '    <choiceInteraction responseIdentifier="' . $questionIdent . '" >' . "\n";
         $out .= '      <prompt><![CDATA['.formatExerciseQtiTitle($questionStatment) . ']]></prompt>'. "\n";
-		if (is_array($this->answerList)) {
-	        foreach ($this->answerList as $current_answer) {
-	            $out .= '<simpleChoice identifier="answer_' . $current_answer['id'] . '" fixed="false">
+        if (is_array($this->answerList)) {
+            foreach ($this->answerList as $current_answer) {
+                $out .= '<simpleChoice identifier="answer_' . $current_answer['id'] . '" fixed="false">
                          <![CDATA['.formatExerciseQtiTitle($current_answer['answer']).']]>';
-	            if (isset($current_answer['comment']) && $current_answer['comment'] != '') {
-	                $out .= '<feedbackInline identifier="answer_' . $current_answer['id'] . '">
+                if (isset($current_answer['comment']) && $current_answer['comment'] != '') {
+                    $out .= '<feedbackInline identifier="answer_' . $current_answer['id'] . '">
 	                         <![CDATA['.formatExerciseQtiTitle($current_answer['comment']).']]>
 	                         </feedbackInline>';
-	            }
-	            $out .= '</simpleChoice>'. "\n";
-	        }
-		}
+                }
+                $out .= '</simpleChoice>'. "\n";
+            }
+        }
         $out .= '    </choiceInteraction>'. "\n";
 
         return $out;
@@ -102,8 +102,8 @@ 
      */
     public function imsExportResponsesDeclaration($questionIdent)
     {
-		$this->answerList = $this->getAnswersList(true);
-		$type = $this->getQuestionType();
+        $this->answerList = $this->getAnswersList(true);
+        $type = $this->getQuestionType();
         if ($type == MCMA)  $cardinality = 'multiple'; else $cardinality = 'single';
 
         $out = '  <responseDeclaration identifier="' . $questionIdent . '" cardinality="' . $cardinality . '" baseType="identifier">' . "\n";
@@ -111,25 +111,25 @@ 
         // Match the correct answers.
 
         $out .= '    <correctResponse>'. "\n";
-		if (is_array($this->answerList)) {
-	        foreach($this->answerList as $current_answer) {
-	            if ($current_answer['correct']) {
-	                $out .= '      <value>answer_'. $current_answer['id'] .'</value>'. "\n";
-	            }
-	        }
-		}
+        if (is_array($this->answerList)) {
+            foreach($this->answerList as $current_answer) {
+                if ($current_answer['correct']) {
+                    $out .= '      <value>answer_'. $current_answer['id'] .'</value>'. "\n";
+                }
+            }
+        }
         $out .= '    </correctResponse>'. "\n";
 
         //Add the grading
 
         $out .= '    <mapping>'. "\n";
-		if (is_array($this->answerList)) {
-	        foreach($this->answerList as $current_answer) {
-	            if (isset($current_answer['grade'])) {
-	                $out .= ' <mapEntry mapKey="answer_'. $current_answer['id'] .'" mappedValue="'.$current_answer['grade'].'" />'. "\n";
-	            }
-	        }
-		}
+        if (is_array($this->answerList)) {
+            foreach($this->answerList as $current_answer) {
+                if (isset($current_answer['grade'])) {
+                    $out .= ' <mapEntry mapKey="answer_'. $current_answer['id'] .'" mappedValue="'.$current_answer['grade'].'" />'. "\n";
+                }
+            }
+        }
         $out .= '    </mapping>'. "\n";
         $out .= '  </responseDeclaration>'. "\n";
 
@@ -150,7 +150,7 @@ 
      */
     public function imsExportResponses($questionIdent, $questionStatment)
     {
-		$this->answerList = $this->getAnswersList(true);
+        $this->answerList = $this->getAnswersList(true);
         $text = '';
         $text .= $this->answerText;
         if (is_array($this->answerList)) {
@@ -171,28 +171,28 @@ 
      */
     public function imsExportResponsesDeclaration($questionIdent)
     {
-		$this->answerList = $this->getAnswersList(true);
-		$this->gradeList = $this->getGradesList();
+        $this->answerList = $this->getAnswersList(true);
+        $this->gradeList = $this->getGradesList();
         $out = '';
-		if (is_array($this->answerList)) {
-	        foreach ($this->answerList as $answer) {
-	        	$answerKey = $answer['id'];
-	        	$answer = $answer['answer'];
-	            $out .= '  <responseDeclaration identifier="fill_' . $answerKey . '" cardinality="single" baseType="identifier">' . "\n";
-	            $out .= '    <correctResponse>'. "\n";
+        if (is_array($this->answerList)) {
+            foreach ($this->answerList as $answer) {
+                $answerKey = $answer['id'];
+                $answer = $answer['answer'];
+                $out .= '  <responseDeclaration identifier="fill_' . $answerKey . '" cardinality="single" baseType="identifier">' . "\n";
+                $out .= '    <correctResponse>'. "\n";
                 $out .= '      <value><![CDATA['.formatExerciseQtiTitle($answer).']]></value>'. "\n";
-	            $out .= '    </correctResponse>'. "\n";
-	            if (isset($this->gradeList[$answerKey])) {
-	                $out .= '    <mapping>'. "\n";
-	                $out .= '      <mapEntry mapKey="'.$answer.'" mappedValue="'.$this->gradeList[$answerKey].'"/>'. "\n";
-	                $out .= '    </mapping>'. "\n";
-	            }
-
-	            $out .= '  </responseDeclaration>'. "\n";
-	        }
-		}
-
-       return $out;
+                $out .= '    </correctResponse>'. "\n";
+                if (isset($this->gradeList[$answerKey])) {
+                    $out .= '    <mapping>'. "\n";
+                    $out .= '      <mapEntry mapKey="'.$answer.'" mappedValue="'.$this->gradeList[$answerKey].'"/>'. "\n";
+                    $out .= '    </mapping>'. "\n";
+                }
+
+                $out .= '  </responseDeclaration>'. "\n";
+            }
+        }
+
+        return $out;
     }
 }
 
@@ -207,8 +207,8 @@ 
      */
     public function imsExportResponses($questionIdent, $questionStatment)
     {
-		$this->answerList = $this->getAnswersList(true);
-		$maxAssociation = max(count($this->leftList), count($this->rightList));
+        $this->answerList = $this->getAnswersList(true);
+        $maxAssociation = max(count($this->leftList), count($this->rightList));
 
         $out = "";
 
@@ -218,14 +218,14 @@ 
         //add left column
 
         $out .= '  <simpleMatchSet>'. "\n";
-		if (is_array($this->leftList)) {
-	        foreach ($this->leftList as $leftKey=>$leftElement) {
-	            $out .= '
+        if (is_array($this->leftList)) {
+            foreach ($this->leftList as $leftKey=>$leftElement) {
+                $out .= '
 	            <simpleAssociableChoice identifier="left_'.$leftKey.'" >
 	                <![CDATA['.formatExerciseQtiTitle($leftElement['answer']).']]>
 	            </simpleAssociableChoice>'. "\n";
-	        }
-    	}
+            }
+        }
 
         $out .= '  </simpleMatchSet>'. "\n";
 
@@ -235,14 +235,14 @@ 
 
         $i = 0;
 
-		if (is_array($this->rightList)) {
-	        foreach($this->rightList as $rightKey=>$rightElement) {
-	            $out .= '<simpleAssociableChoice identifier="right_'.$i.'" >
+        if (is_array($this->rightList)) {
+            foreach($this->rightList as $rightKey=>$rightElement) {
+                $out .= '<simpleAssociableChoice identifier="right_'.$i.'" >
 	                    <![CDATA['.formatExerciseQtiTitle($rightElement['answer']).']]>
 	                    </simpleAssociableChoice>'. "\n";
-	            $i++;
-	        }
-		}
+                $i++;
+            }
+        }
         $out .= '  </simpleMatchSet>'. "\n";
         $out .= '</matchInteraction>'. "\n";
 
@@ -254,30 +254,30 @@ 
      */
     public function imsExportResponsesDeclaration($questionIdent)
     {
-		$this->answerList = $this->getAnswersList(true);
+        $this->answerList = $this->getAnswersList(true);
         $out =  '  <responseDeclaration identifier="' . $questionIdent . '" cardinality="single" baseType="identifier">' . "\n";
         $out .= '    <correctResponse>' . "\n";
 
         $gradeArray = array();
-		if (is_array($this->leftList)) {
-	        foreach ($this->leftList as $leftKey=>$leftElement) {
-	            $i=0;
-	            foreach ($this->rightList as $rightKey=>$rightElement) {
-	                if (($leftElement['match'] == $rightElement['code'])) {
-	                    $out .= '      <value>left_' . $leftKey . ' right_'.$i.'</value>'. "\n";
-
-	                    $gradeArray['left_' . $leftKey . ' right_'.$i] = $leftElement['grade'];
-	                }
-	                $i++;
-	            }
-	        }
-		}
+        if (is_array($this->leftList)) {
+            foreach ($this->leftList as $leftKey=>$leftElement) {
+                $i=0;
+                foreach ($this->rightList as $rightKey=>$rightElement) {
+                    if (($leftElement['match'] == $rightElement['code'])) {
+                        $out .= '      <value>left_' . $leftKey . ' right_'.$i.'</value>'. "\n";
+
+                        $gradeArray['left_' . $leftKey . ' right_'.$i] = $leftElement['grade'];
+                    }
+                    $i++;
+                }
+            }
+        }
         $out .= '    </correctResponse>'. "\n";
         $out .= '    <mapping>' . "\n";
         if (is_array($gradeArray)) {
-	        foreach ($gradeArray as $gradeKey=>$grade) {
-	            $out .= '          <mapEntry mapKey="'.$gradeKey.'" mappedValue="'.$grade.'"/>' . "\n";
-	        }
+            foreach ($gradeArray as $gradeKey=>$grade) {
+                $out .= '          <mapEntry mapKey="'.$gradeKey.'" mappedValue="'.$grade.'"/>' . "\n";
+            }
         }
         $out .= '    </mapping>' . "\n";
         $out .= '  </responseDeclaration>'. "\n";
@@ -298,49 +298,49 @@ 
      */
     public function imsExportResponses($questionIdent, $questionStatment, $questionDesc='', $questionMedia='')
     {
-		$this->answerList = $this->getAnswersList(true);
-		$questionMedia = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/images/'.$questionMedia;
-		$mimetype = mime_content_type($questionMedia);
-		if(empty($mimetype)){
-			$mimetype = 'image/jpeg';
-		}
-
-		$text = '      <p>'.$questionStatment.'</p>'."\n";
-		$text .= '      <graphicOrderInteraction responseIdentifier="hotspot_'.$questionIdent.'">'."\n";
-		$text .= '        <prompt>'.$questionDesc.'</prompt>'."\n";
-		$text .= '        <object type="'.$mimetype.'" width="250" height="230" data="'.$questionMedia.'">-</object>'."\n";
+        $this->answerList = $this->getAnswersList(true);
+        $questionMedia = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/images/'.$questionMedia;
+        $mimetype = mime_content_type($questionMedia);
+        if(empty($mimetype)){
+            $mimetype = 'image/jpeg';
+        }
+
+        $text = '      <p>'.$questionStatment.'</p>'."\n";
+        $text .= '      <graphicOrderInteraction responseIdentifier="hotspot_'.$questionIdent.'">'."\n";
+        $text .= '        <prompt>'.$questionDesc.'</prompt>'."\n";
+        $text .= '        <object type="'.$mimetype.'" width="250" height="230" data="'.$questionMedia.'">-</object>'."\n";
         if (is_array($this->answerList)) {
-	        foreach ($this->answerList as $key=>$answer) {
-	        	$key = $answer['id'];
-	        	$answerTxt = $answer['answer'];
-	        	$len = api_strlen($answerTxt);
-	        	//coords are transformed according to QTIv2 rules here: http://www.imsproject.org/question/qtiv2p1pd/imsqti_infov2p1pd.html#element10663
-	        	$coords = '';
-	        	$type = 'default';
-	        	switch($answer['hotspot_type']){
-	        		case 'square':
-	        			$type = 'rect';
-						$res = array();
-						$coords = preg_match('/^\s*(\d+);(\d+)\|(\d+)\|(\d+)\s*$/',$answer['hotspot_coord'],$res);
-						$coords = $res[1].','.$res[2].','.((int)$res[1]+(int)$res[3]).",".((int)$res[2]+(int)$res[4]);
-	        			break;
-	        		case 'circle':
-	        			$type = 'circle';
-			 			$res = array();
-						$coords = preg_match('/^\s*(\d+);(\d+)\|(\d+)\|(\d+)\s*$/',$answer['hotspot_coord'],$res);
-						$coords = $res[1].','.$res[2].','.sqrt(pow(($res[1]-$res[3]),2)+pow(($res[2]-$res[4])));
-	        			break;
-	        		case 'poly':
-	        			$type = 'poly';
-						$coords = str_replace(array(';','|'),array(',',','),$answer['hotspot_coord']);
-	        			break;
-	        		 case 'delineation' :
-	        			$type = 'delineation';
-						$coords = str_replace(array(';','|'),array(',',','),$answer['hotspot_coord']);
-	        			break;
-	        	}
-	            $text .= '        <hotspotChoice shape="'.$type.'" coords="'.$coords.'" identifier="'.$key.'"/>'."\n";
-	        }
+            foreach ($this->answerList as $key=>$answer) {
+                $key = $answer['id'];
+                $answerTxt = $answer['answer'];
+                $len = api_strlen($answerTxt);
+                //coords are transformed according to QTIv2 rules here: http://www.imsproject.org/question/qtiv2p1pd/imsqti_infov2p1pd.html#element10663
+                $coords = '';
+                $type = 'default';
+                switch($answer['hotspot_type']){
+                    case 'square':
+                        $type = 'rect';
+                        $res = array();
+                        $coords = preg_match('/^\s*(\d+);(\d+)\|(\d+)\|(\d+)\s*$/',$answer['hotspot_coord'],$res);
+                        $coords = $res[1].','.$res[2].','.((int)$res[1]+(int)$res[3]).",".((int)$res[2]+(int)$res[4]);
+                        break;
+                    case 'circle':
+                        $type = 'circle';
+                            $res = array();
+                        $coords = preg_match('/^\s*(\d+);(\d+)\|(\d+)\|(\d+)\s*$/',$answer['hotspot_coord'],$res);
+                        $coords = $res[1].','.$res[2].','.sqrt(pow(($res[1]-$res[3]),2)+pow(($res[2]-$res[4])));
+                        break;
+                    case 'poly':
+                        $type = 'poly';
+                        $coords = str_replace(array(';','|'),array(',',','),$answer['hotspot_coord']);
+                        break;
+                        case 'delineation' :
+                        $type = 'delineation';
+                        $coords = str_replace(array(';','|'),array(',',','),$answer['hotspot_coord']);
+                        break;
+                }
+                $text .= '        <hotspotChoice shape="'.$type.'" coords="'.$coords.'" identifier="'.$key.'"/>'."\n";
+            }
         }
         $text .= '      </graphicOrderInteraction>'."\n";
         $out = $text;
@@ -353,23 +353,23 @@ 
      */
     public function imsExportResponsesDeclaration($questionIdent)
     {
-		$this->answerList = $this->getAnswersList(true);
-		$this->gradeList = $this->getGradesList();
+        $this->answerList = $this->getAnswersList(true);
+        $this->gradeList = $this->getGradesList();
         $out = '';
         $out .= '  <responseDeclaration identifier="hotspot_'.$questionIdent.'" cardinality="ordered" baseType="identifier">' . "\n";
         $out .= '    <correctResponse>'. "\n";
 
-		if (is_array($this->answerList)) {
-	        foreach ($this->answerList as $answerKey=>$answer)  {
-	        	$answerKey = $answer['id'];
-	        	$answer = $answer['answer'];
-	            $out .= '<value><![CDATA['.formatExerciseQtiTitle($answerKey).']]></value>';
-	        }
-		}
+        if (is_array($this->answerList)) {
+            foreach ($this->answerList as $answerKey=>$answer)  {
+                $answerKey = $answer['id'];
+                $answer = $answer['answer'];
+                $out .= '<value><![CDATA['.formatExerciseQtiTitle($answerKey).']]></value>';
+            }
+        }
         $out .= '    </correctResponse>'. "\n";
         $out .= '  </responseDeclaration>'. "\n";
 
-       return $out;
+        return $out;
     }
 }
 
@@ -384,14 +384,14 @@ 
      * Export the question part as a matrix-choice, with only one possible answer per line.
      */
     public function imsExportResponses($questionIdent, $questionStatment, $questionDesc='', $questionMedia='')
-	{
-		return '';
-	}
+    {
+        return '';
+    }
     /**
      *
      */
     public function imsExportResponsesDeclaration($questionIdent)
     {
-    	return '';
+        return '';
     }
 }

main/exercise/Hpdownload.php

Indentation +44 added lines, -44 removed lines

@@ -23,14 +23,14 @@ 
 //Event::event_download($doc_url);
 if (isset($_course['path'])) {
     $course_path = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
-	$full_file_name = $course_path.Security::remove_XSS($doc_url);
+    $full_file_name = $course_path.Security::remove_XSS($doc_url);
 } else {
     $course_path = api_get_path(SYS_COURSE_PATH).$cid.'/document';
-	$full_file_name = $course_path.Security::remove_XSS($doc_url);
+    $full_file_name = $course_path.Security::remove_XSS($doc_url);
 }
 
 if(!is_file($full_file_name)) {
-	exit;
+    exit;
 }
 
 if (!Security::check_abs_path($full_file_name, $course_path.'/')) {
@@ -41,16 +41,16 @@ 
 $extension=strtolower($extension[sizeof($extension)-1]);
 
 switch($extension) {
-	case 'gz':		$content_type='application/x-gzip';			break;
-	case 'zip':		$content_type='application/zip';			break;
-	case 'pdf':		$content_type='application/pdf';			break;
-	case 'png':		$content_type='image/png';					break;
-	case 'gif':		$content_type='image/gif';					break;
-	case 'jpg':		$content_type='image/jpeg';					break;
-	case 'txt':		$content_type='text/plain';					break;
-	case 'htm':		$content_type='text/html';					break;
-	case 'html':	$content_type='text/html';					break;
-	default:		$content_type='application/octet-stream';	break;
+    case 'gz':		$content_type='application/x-gzip';			break;
+    case 'zip':		$content_type='application/zip';			break;
+    case 'pdf':		$content_type='application/pdf';			break;
+    case 'png':		$content_type='image/png';					break;
+    case 'gif':		$content_type='image/gif';					break;
+    case 'jpg':		$content_type='image/jpeg';					break;
+    case 'txt':		$content_type='text/plain';					break;
+    case 'htm':		$content_type='text/html';					break;
+    case 'html':	$content_type='text/html';					break;
+    default:		$content_type='application/octet-stream';	break;
 }
 
 header('Content-disposition: filename='.$filename);
@@ -68,23 +68,23 @@ 
 */
 
 if ($content_type == 'text/html') {
-	$directory_name = dirname($full_file_name);
+    $directory_name = dirname($full_file_name);
 
-	$dir=str_replace(array('\\',$_configuration['root_sys']."courses/".$_course['path'].'/document'),array('/',''),$directory_name);
+    $dir=str_replace(array('\\',$_configuration['root_sys']."courses/".$_course['path'].'/document'),array('/',''),$directory_name);
 
-	if($dir[strlen($dir)-1] != '/') {
-		$dir.='/';
-	}
+    if($dir[strlen($dir)-1] != '/') {
+        $dir.='/';
+    }
 
 
-	//Parse whole file at one
-	$fp = fopen($full_file_name, "r");
-	$file_content = fread ($fp, filesize ($full_file_name));
-	fclose($fp);
-	//$file_content = api_replace_parameter($dir, $file_content, "src");
-	//$file_content = api_replace_parameter($dir, $file_content, "href");
+    //Parse whole file at one
+    $fp = fopen($full_file_name, "r");
+    $file_content = fread ($fp, filesize ($full_file_name));
+    fclose($fp);
+    //$file_content = api_replace_parameter($dir, $file_content, "src");
+    //$file_content = api_replace_parameter($dir, $file_content, "href");
 
-	/*
+    /*
 	//parse line per line
 	$file_content_array = file($full_file_name);
 
@@ -98,16 +98,16 @@ 
 
 
     $exercisePath = api_get_self();
-  	$exfile = explode('/',$exercisePath);
-  	$exfile = $exfile[sizeof($exfile)-1];
-  	$exercisePath = substr($exercisePath,0,strpos($exercisePath,$exfile));
-  	$exercisePath = $exercisePath;
+        $exfile = explode('/',$exercisePath);
+        $exfile = $exfile[sizeof($exfile)-1];
+        $exercisePath = substr($exercisePath,0,strpos($exercisePath,$exfile));
+        $exercisePath = $exercisePath;
 
-		$content = $file_content;
-		$mit = "function Finish(){";
+        $content = $file_content;
+        $mit = "function Finish(){";
 
-		$js_content = "var SaveScoreVariable = 0; // This variable included by Dokeos System\n".
-		"function mySaveScore() // This function included by Dokeos System\n".
+        $js_content = "var SaveScoreVariable = 0; // This variable included by Dokeos System\n".
+        "function mySaveScore() // This function included by Dokeos System\n".
 "{\n".
 "   if (SaveScoreVariable==0)\n".
 "		{\n".
@@ -125,23 +125,23 @@ 
 "// Must be included \n".
 "function Finish(){\n".
 " mySaveScore();";
-		$newcontent = str_replace($mit,$js_content,$content);
+        $newcontent = str_replace($mit,$js_content,$content);
 
-		$prehref="javascript:void(0);";
-		$posthref = api_get_path(WEB_CODE_PATH) . "main/exercise/Hpdownload.php?doc_url=".$doc_url."&cid=".$cid."&uid=".$uid;
-		$newcontent = str_replace($prehref,$posthref,$newcontent);
+        $prehref="javascript:void(0);";
+        $posthref = api_get_path(WEB_CODE_PATH) . "main/exercise/Hpdownload.php?doc_url=".$doc_url."&cid=".$cid."&uid=".$uid;
+        $newcontent = str_replace($prehref,$posthref,$newcontent);
 
 
-		$prehref="class=\"GridNum\" onclick=";
-		$posthref="class=\"GridNum\" onMouseover=";
-		$newcontent = str_replace($prehref,$posthref,$newcontent);
+        $prehref="class=\"GridNum\" onclick=";
+        $posthref="class=\"GridNum\" onMouseover=";
+        $newcontent = str_replace($prehref,$posthref,$newcontent);
 
 
-		header('Content-length: '.strlen($newcontent));
-		// Dipsp.
-		echo $newcontent;
+        header('Content-length: '.strlen($newcontent));
+        // Dipsp.
+        echo $newcontent;
 
-	exit();
+    exit();
 }
 
 //normal case, all non-html files

main/exercise/exercise.class.php

Indentation +5 added lines, -5 removed lines

@@ -1966,7 +1966,7 @@ 
                     $label = get_lang('NextQuestion');
                     $class = 'btn btn-primary';
                 }
-				$class .= ' question-validate-btn'; // used to select it with jquery
+                $class .= ' question-validate-btn'; // used to select it with jquery
                 if ($this->type == ONE_PER_PAGE) {
                     if ($questionNum != 1) {
                         $prev_question = $questionNum - 2;
@@ -1991,7 +1991,7 @@ 
                         $all_label = get_lang('EndTest');
                         $class = 'btn btn-warning';
                     }
-					$class .= ' question-validate-btn'; // used to select it with jquery
+                    $class .= ' question-validate-btn'; // used to select it with jquery
                     $all_button = '&nbsp;<a href="javascript://" class="'.$class.'" onclick="validate_all(); ">'.$all_label.'</a>';
                     $all_button .= '&nbsp;' . Display::span(null, ['id' => 'save_all_reponse']);
                     $html .= $all_button;
@@ -3774,7 +3774,7 @@ 
 
         //Fixes multiple answer question in order to be exact
         //if ($answerType == MULTIPLE_ANSWER || $answerType == GLOBAL_MULTIPLE_ANSWER) {
-       /* if ($answerType == GLOBAL_MULTIPLE_ANSWER) {
+        /* if ($answerType == GLOBAL_MULTIPLE_ANSWER) {
             $diff = @array_diff($answer_correct_array, $real_answers);
 
             // All good answers or nothing works like exact
@@ -5073,8 +5073,8 @@ 
     }
 
     /**
-    * @return string
-    */
+     * @return string
+     */
     public function get_formated_title()
     {
         return api_html_entity_decode($this->selectTitle());

main/exercise/exercise_submit.php

Indentation +188 added lines, -188 removed lines

@@ -123,7 +123,7 @@ 
     if (!$objExercise->read($exerciseId) ||
         (!$objExercise->selectStatus() && !$is_allowedToEdit && $origin != 'learnpath')
     ) {
-    	if ($debug) {error_log('1.1. Error while reading the exercise'); };
+        if ($debug) {error_log('1.1. Error while reading the exercise'); };
         unset ($objExercise);
         $error = get_lang('ExerciseNotFound');
     } else {
@@ -136,13 +136,13 @@ 
 }
 //2. Checking if $objExercise is set
 if (!isset($objExercise) && isset($exerciseInSession)) {
-	if ($debug) { error_log('2. Loading $objExercise from session'); };
+    if ($debug) { error_log('2. Loading $objExercise from session'); };
     $objExercise = $exerciseInSession;
 }
 
 //3. $objExercise is not set, then return to the exercise list
 if (!is_object($objExercise)) {
-	if ($debug) {error_log('3. $objExercise was not set, kill the script'); };
+    if ($debug) {error_log('3. $objExercise was not set, kill the script'); };
     header('Location: exercise.php');
     exit;
 }
@@ -163,7 +163,7 @@ 
 
 $time_control = false;
 if ($objExercise->expired_time != 0) {
-	$time_control = true;
+    $time_control = true;
 }
 
 // Generating the time control key for the user
@@ -172,14 +172,14 @@ 
 $_SESSION['duration_time'][$current_expired_time_key] = $current_timestamp;
 
 if ($time_control) {
-	// Get the expired time of the current exercise in track_e_exercises
-	$total_seconds = $objExercise->expired_time*60;
+    // Get the expired time of the current exercise in track_e_exercises
+    $total_seconds = $objExercise->expired_time*60;
 }
 
 $show_clock = true;
 $user_id = api_get_user_id();
 if ($objExercise->selectAttempts() > 0) {
-	$attempt_html = '';
+    $attempt_html = '';
     $attempt_count = Event::get_attempt_count(
         $user_id,
         $exerciseId,
@@ -188,9 +188,9 @@ 
         $learnpath_item_view_id
     );
 
-	if ($attempt_count >= $objExercise->selectAttempts()) {
-		$show_clock = false;
-		if (!api_is_allowed_to_edit(null,true)) {
+    if ($attempt_count >= $objExercise->selectAttempts()) {
+        $show_clock = false;
+        if (!api_is_allowed_to_edit(null,true)) {
             if ($objExercise->results_disabled == 0 && $origin != 'learnpath') {
 
                 // Showing latest attempt according with task BT#1628
@@ -229,31 +229,31 @@ 
                             $attempt_html .= Display::div(get_lang('Score').' '.$marks, array('id'=>'question_question_titlescore'));
                         }
                     }
-					$score =  ExerciseLib::show_score($last_attempt_info['exe_result'], $last_attempt_info['exe_weighting']);
-					$attempt_html .= Display::div(get_lang('YourTotalScore').' '.$score, array('id'=>'question_score'));
-				} else {
-					$attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
-				}
-			} else {
-				$attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
-			}
-		} else {
-			$attempt_html .= Display :: return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
-		}
+                    $score =  ExerciseLib::show_score($last_attempt_info['exe_result'], $last_attempt_info['exe_weighting']);
+                    $attempt_html .= Display::div(get_lang('YourTotalScore').' '.$score, array('id'=>'question_score'));
+                } else {
+                    $attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
+                }
+            } else {
+                $attempt_html .= Display::return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
+            }
+        } else {
+            $attempt_html .= Display :: return_message(sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()), 'warning', false);
+        }
 
-		if ($origin == 'learnpath') {
-			Display :: display_reduced_header();
-		} else {
-			Display :: display_header(get_lang('Exercises'));
-		}
+        if ($origin == 'learnpath') {
+            Display :: display_reduced_header();
+        } else {
+            Display :: display_header(get_lang('Exercises'));
+        }
 
-		echo $attempt_html;
+        echo $attempt_html;
 
         if ($origin != 'learnpath') {
             Display:: display_footer();
         }
-		exit;
-	}
+        exit;
+    }
 }
 
 if ($debug) {
@@ -277,26 +277,26 @@ 
 
 if (empty($exercise_stat_info)) {
     if ($debug)  error_log('5  $exercise_stat_info is empty ');
-	$total_weight = 0;
-	$questionList = $objExercise->get_validated_question_list();
-	foreach ($questionListUncompressed as $question_id) {
-		$objQuestionTmp = Question::read($question_id);
-		$total_weight += floatval($objQuestionTmp->weighting);
-	}
+    $total_weight = 0;
+    $questionList = $objExercise->get_validated_question_list();
+    foreach ($questionListUncompressed as $question_id) {
+        $objQuestionTmp = Question::read($question_id);
+        $total_weight += floatval($objQuestionTmp->weighting);
+    }
 
-	if ($time_control) {
-		$expected_time = $current_timestamp + $total_seconds;
+    if ($time_control) {
+        $expected_time = $current_timestamp + $total_seconds;
 
-		if ($debug)  error_log('5.1. $current_timestamp '.$current_timestamp);
-		if ($debug)  error_log('5.2. $expected_time '.$expected_time);
+        if ($debug)  error_log('5.1. $current_timestamp '.$current_timestamp);
+        if ($debug)  error_log('5.2. $expected_time '.$expected_time);
 
-		$clock_expired_time 	= api_get_utc_datetime($expected_time);
-		if ($debug) error_log('5.3. $expected_time '.$clock_expired_time);
+        $clock_expired_time 	= api_get_utc_datetime($expected_time);
+        if ($debug) error_log('5.3. $expected_time '.$clock_expired_time);
 
-		//Sessions  that contain the expired time
-		$_SESSION['expired_time'][$current_expired_time_key] 	 = $clock_expired_time;
-		if ($debug) { error_log('5.4. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
-	}
+        //Sessions  that contain the expired time
+        $_SESSION['expired_time'][$current_expired_time_key] 	 = $clock_expired_time;
+        if ($debug) { error_log('5.4. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
+    }
 
     $exe_id = $objExercise->save_stat_track_exercise_info(
         $clock_expired_time,
@@ -313,7 +313,7 @@ 
     );
     if ($debug)  error_log("5.5  exercise_stat_info[] exists getting exe_id $exe_id");
 } else {
-	$exe_id = $exercise_stat_info['exe_id'];
+    $exe_id = $exercise_stat_info['exe_id'];
     // Remember last question id position.
     $isFirstTime = Session::read('firstTime');
     if ($isFirstTime && $objExercise->type == ONE_PER_PAGE) {
@@ -372,9 +372,9 @@ 
 if ($debug) { error_log('6. $objExercise->get_stat_track_exercise_info function called::  '.print_r($exercise_stat_info, 1)); };
 
 if (!empty($exercise_stat_info['questions_to_check'])) {
-	$my_remind_list = $exercise_stat_info['questions_to_check'];
-	$my_remind_list = explode(',', $my_remind_list);
-	$my_remind_list = array_filter($my_remind_list);
+    $my_remind_list = $exercise_stat_info['questions_to_check'];
+    $my_remind_list = explode(',', $my_remind_list);
+    $my_remind_list = array_filter($my_remind_list);
 }
 
 $params = "exe_id=$exe_id&exerciseId=$exerciseId&origin=$origin&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id&".api_get_cidreq();
@@ -382,8 +382,8 @@ 
 
 if ($reminder == 2 && empty($my_remind_list)) {
     if ($debug) { error_log("6.2 calling the exercise_reminder.php "); };
-	header('Location: exercise_reminder.php?'.$params);
-	exit;
+    header('Location: exercise_reminder.php?'.$params);
+    exit;
 }
 
 /*
@@ -391,56 +391,56 @@ 
  * If the expired time is major that zero(0) then the expired time is compute on this time.
  */
 if ($time_control) {
-	if ($debug) error_log('7.1. Time control is enabled');
-	if ($debug) error_log('7.2. $current_expired_time_key  '.$current_expired_time_key);
-	if ($debug) error_log('7.3. $_SESSION[expired_time][$current_expired_time_key]  '.$_SESSION['expired_time'][$current_expired_time_key]);
+    if ($debug) error_log('7.1. Time control is enabled');
+    if ($debug) error_log('7.2. $current_expired_time_key  '.$current_expired_time_key);
+    if ($debug) error_log('7.3. $_SESSION[expired_time][$current_expired_time_key]  '.$_SESSION['expired_time'][$current_expired_time_key]);
 
     if (!isset($_SESSION['expired_time'][$current_expired_time_key])) {
         //Timer - Get expired_time for a student
         if (!empty($exercise_stat_info)) {
-        	if ($debug) {error_log('7.4 Seems that the session ends and the user want to retake the exam'); };
-	        $expired_time_of_this_attempt = $exercise_stat_info['expired_time_control'];
-			if ($debug) {error_log('7.5 $expired_time_of_this_attempt: '.$expired_time_of_this_attempt); }
-	        // Get the last attempt of an exercise
-	    	$last_attempt_date = Event::getLastAttemptDateOfExercise($exercise_stat_info['exe_id']);
+            if ($debug) {error_log('7.4 Seems that the session ends and the user want to retake the exam'); };
+            $expired_time_of_this_attempt = $exercise_stat_info['expired_time_control'];
+            if ($debug) {error_log('7.5 $expired_time_of_this_attempt: '.$expired_time_of_this_attempt); }
+            // Get the last attempt of an exercise
+            $last_attempt_date = Event::getLastAttemptDateOfExercise($exercise_stat_info['exe_id']);
 
-	    	/* This means that the user enters the exam but do not answer the
+            /* This means that the user enters the exam but do not answer the
 	    	   first question we get the date from the track_e_exercises not from
 	    	   the track_et_attempt see #2069 */
-	    	if (empty($last_attempt_date)) {
-	    		$diff = $current_timestamp - api_strtotime($exercise_stat_info['start_date'], 'UTC');
-	    		$last_attempt_date = api_get_utc_datetime(api_strtotime($exercise_stat_info['start_date'],'UTC') + $diff);
-	    	} else {
-	    		//Recalculate the time control due #2069
-	    		$diff = $current_timestamp - api_strtotime($last_attempt_date,'UTC');
-	    		$last_attempt_date = api_get_utc_datetime(api_strtotime($last_attempt_date,'UTC') + $diff);
-	    	}
-	        if ($debug) {error_log('7.6. $last_attempt_date: '.$last_attempt_date); }
-
-	        //New expired time - it is due to the possible closure of session
-	        $new_expired_time_in_seconds = api_strtotime($expired_time_of_this_attempt, 'UTC') - api_strtotime($last_attempt_date,'UTC');
-	        if ($debug) {error_log('7.7. $new_expired_time_in_seconds: '.$new_expired_time_in_seconds); }
-
-	        $expected_time	= $current_timestamp + $new_expired_time_in_seconds;
-	        if ($debug) {error_log('7.8. $expected_time1: '.$expected_time); }
-
-	        $clock_expired_time  = api_get_utc_datetime($expected_time);
-	        if ($debug) {error_log('7.9. $clock_expired_time: '.$clock_expired_time); }
-
-			// First we update the attempt to today
-			/* How the expired time is changed into "track_e_exercises" table,
+            if (empty($last_attempt_date)) {
+                $diff = $current_timestamp - api_strtotime($exercise_stat_info['start_date'], 'UTC');
+                $last_attempt_date = api_get_utc_datetime(api_strtotime($exercise_stat_info['start_date'],'UTC') + $diff);
+            } else {
+                //Recalculate the time control due #2069
+                $diff = $current_timestamp - api_strtotime($last_attempt_date,'UTC');
+                $last_attempt_date = api_get_utc_datetime(api_strtotime($last_attempt_date,'UTC') + $diff);
+            }
+            if ($debug) {error_log('7.6. $last_attempt_date: '.$last_attempt_date); }
+
+            //New expired time - it is due to the possible closure of session
+            $new_expired_time_in_seconds = api_strtotime($expired_time_of_this_attempt, 'UTC') - api_strtotime($last_attempt_date,'UTC');
+            if ($debug) {error_log('7.7. $new_expired_time_in_seconds: '.$new_expired_time_in_seconds); }
+
+            $expected_time	= $current_timestamp + $new_expired_time_in_seconds;
+            if ($debug) {error_log('7.8. $expected_time1: '.$expected_time); }
+
+            $clock_expired_time  = api_get_utc_datetime($expected_time);
+            if ($debug) {error_log('7.9. $clock_expired_time: '.$clock_expired_time); }
+
+            // First we update the attempt to today
+            /* How the expired time is changed into "track_e_exercises" table,
                then the last attempt for this student should be changed too */
-	        $sql = "UPDATE $exercise_attempt_table SET
+            $sql = "UPDATE $exercise_attempt_table SET
 	                tms = '".api_get_utc_datetime()."'
 	                WHERE
 	                    exe_id = '".$exercise_stat_info['exe_id']."' AND
 	                    tms = '".$last_attempt_date."' ";
-	        if ($debug) {error_log('7.10. $sql: '.$sql); }
-	        Database::query($sql);
+            if ($debug) {error_log('7.10. $sql: '.$sql); }
+            Database::query($sql);
 
-	        //Sessions  that contain the expired time
-	        $_SESSION['expired_time'][$current_expired_time_key] = $clock_expired_time;
-	        if ($debug) {error_log('7.11. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
+            //Sessions  that contain the expired time
+            $_SESSION['expired_time'][$current_expired_time_key] = $clock_expired_time;
+            if ($debug) {error_log('7.11. Setting the $_SESSION[expired_time]: '.$_SESSION['expired_time'][$current_expired_time_key] ); };
         }
     } else {
         $clock_expired_time =  $_SESSION['expired_time'][$current_expired_time_key];
@@ -457,7 +457,7 @@ 
  * for more details of how it works see this link : http://eric.garside.name/docs.html?p=epiclock
  */
 if ($time_control) { //Sends the exercise form when the expired time is finished
-	$htmlHeadXtra[] = $objExercise->show_time_control_js($time_left);
+    $htmlHeadXtra[] = $objExercise->show_time_control_js($time_left);
 }
 
 // if the user has submitted the form
@@ -470,14 +470,14 @@ 
     // selects the list of question ID
     $questionList = $objExercise->get_validated_question_list();
     if ($objExercise->isRandom() && !empty($exercise_stat_info['data_tracking'])) {
-    	$questionList = explode(',', $exercise_stat_info['data_tracking']);
+        $questionList = explode(',', $exercise_stat_info['data_tracking']);
     }
     Session::write('questionList', $questionList);
     if ($debug > 0) { error_log('$_SESSION[questionList] was set'); }
 } else {
-	if (isset($objExercise) && isset($_SESSION['objExercise'])) {
-    	$questionList = $_SESSION['questionList'];
-	}
+    if (isset($objExercise) && isset($_SESSION['objExercise'])) {
+        $questionList = $_SESSION['questionList'];
+    }
 }
 
 if ($debug) error_log('8. Question list loaded '.print_r($questionList, 1));
@@ -485,7 +485,7 @@ 
 //Real question count
 $question_count = 0;
 if (!empty($questionList)) {
-	$question_count = count($questionList);
+    $question_count = count($questionList);
 }
 
 if ($formSent && isset($_POST)) {
@@ -527,11 +527,11 @@ 
                 //saving each question
                 if ($objExercise->feedback_type != EXERCISE_FEEDBACK_TYPE_DIRECT) {
                     $nro_question = $current_question; // - 1;
-                 	$questionId   = $key;
+                        $questionId   = $key;
                     // gets the student choice for this question
                     $choice = $exerciseResult[$questionId];
                     if (isset($exe_id)) {
-                    	// Manage the question and answer attempts
+                        // Manage the question and answer attempts
                         if ($debug) { error_log('8.3. manage_answer exe_id: '.$exe_id.' - $questionId: '.$questionId.' Choice'.print_r($choice,1)); }
                         $objExercise->manage_answer(
                             $exe_id,
@@ -620,58 +620,58 @@ 
 }
 
 if ($question_count != 0) {
-	if (($objExercise->type == ALL_ON_ONE_PAGE ||
+    if (($objExercise->type == ALL_ON_ONE_PAGE ||
         $current_question > $question_count)
     ) {
-	    if (api_is_allowed_to_session_edit()) {
-	        // goes to the script that will show the result of the exercise
-	        if ($objExercise->type == ALL_ON_ONE_PAGE) {
-	            if ($debug) { error_log('12. Exercise ALL_ON_ONE_PAGE -> Redirecting to exercise_result.php'); }
-
-	            //We check if the user attempts before sending to the exercise_result.php
-	            if ($objExercise->selectAttempts() > 0) {
-	                $attempt_count = Event::get_attempt_count(
+        if (api_is_allowed_to_session_edit()) {
+            // goes to the script that will show the result of the exercise
+            if ($objExercise->type == ALL_ON_ONE_PAGE) {
+                if ($debug) { error_log('12. Exercise ALL_ON_ONE_PAGE -> Redirecting to exercise_result.php'); }
+
+                //We check if the user attempts before sending to the exercise_result.php
+                if ($objExercise->selectAttempts() > 0) {
+                    $attempt_count = Event::get_attempt_count(
                         api_get_user_id(),
                         $exerciseId,
                         $learnpath_id,
                         $learnpath_item_id,
                         $learnpath_item_view_id
                     );
-	                if ($attempt_count >= $objExercise->selectAttempts()) {
-	                    Display :: display_warning_message(
+                    if ($attempt_count >= $objExercise->selectAttempts()) {
+                        Display :: display_warning_message(
                             sprintf(get_lang('ReachedMaxAttempts'), $exercise_title, $objExercise->selectAttempts()),
                             false
                         );
-	                    if ($origin != 'learnpath') {
-	                        //so we are not in learnpath tool
-	                        echo '</div>'; //End glossary div
-	                        Display :: display_footer();
-	                    } else {
-	                        echo '</body></html>';
-	                    }
-	                    exit;
-	                }
-	            }
-	        } else {
-	            if ($objExercise->review_answers) {
-	            	header('Location: exercise_reminder.php?'.$params);
-	            	exit;
-	            } else {
+                        if ($origin != 'learnpath') {
+                            //so we are not in learnpath tool
+                            echo '</div>'; //End glossary div
+                            Display :: display_footer();
+                        } else {
+                            echo '</body></html>';
+                        }
+                        exit;
+                    }
+                }
+            } else {
+                if ($objExercise->review_answers) {
+                    header('Location: exercise_reminder.php?'.$params);
+                    exit;
+                } else {
                     header("Location: exercise_result.php?".api_get_cidreq()."&exe_id=$exe_id&origin=$origin&learnpath_id=$learnpath_id&learnpath_item_id=$learnpath_item_id&learnpath_item_view_id=$learnpath_item_view_id");
                     exit;
-	            }
-	        }
-	    } else {
-	        if ($debug) { error_log('Redirecting to exercise_submit.php'); }
-	        exit;
-	    }
-	}
+                }
+            }
+        } else {
+            if ($debug) { error_log('Redirecting to exercise_submit.php'); }
+            exit;
+        }
+    }
 } else {
-	$error = get_lang('ThereAreNoQuestionsForThisExercise');
-	// if we are in the case where user select random by category, but didn't choose the number of random question
-	if ($objExercise->selectRandomByCat() > 0 && $objExercise->random <= 0) {
-		$error .= "<br/>".get_lang('PleaseSelectSomeRandomQuestion');
-	}
+    $error = get_lang('ThereAreNoQuestionsForThisExercise');
+    // if we are in the case where user select random by category, but didn't choose the number of random question
+    if ($objExercise->selectRandomByCat() > 0 && $objExercise->random <= 0) {
+        $error .= "<br/>".get_lang('PleaseSelectSomeRandomQuestion');
+    }
 }
 
 if (!empty ($_GET['gradebook']) && $_GET['gradebook'] == 'view') {
@@ -710,9 +710,9 @@ 
 if (api_is_course_admin() && $origin != 'learnpath') {
     echo '<div class="actions">';
     if ($show_quiz_edition == false) {
-    	echo '<a href="exercise_admin.php?' . api_get_cidreq() . '&modifyExercise=yes&exerciseId=' . $objExercise->id . '">'.Display :: return_icon('settings.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
+        echo '<a href="exercise_admin.php?' . api_get_cidreq() . '&modifyExercise=yes&exerciseId=' . $objExercise->id . '">'.Display :: return_icon('settings.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
     } else {
-    	echo '<a href="#">'.Display::return_icon('settings_na.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
+        echo '<a href="#">'.Display::return_icon('settings_na.png', get_lang('ModifyExercise'),'',ICON_SIZE_MEDIUM).'</a>';
     }
     echo '</div>';
 }
@@ -755,7 +755,7 @@ 
             $message_warning = $permission_to_start ? get_lang('ReachedTimeLimit') : get_lang('ExerciseNoStartedYet');
             Display :: display_warning_message(sprintf($message_warning, $exercise_title, $objExercise->selectAttempts()));
             if ($origin != 'learnpath') {
-            	Display :: display_footer();
+                Display :: display_footer();
             }
             exit;
         } else {
@@ -770,7 +770,7 @@ 
 if (isset($_custom['exercises_hidden_when_no_start_date']) &&
     $_custom['exercises_hidden_when_no_start_date']
 ) {
-	if (empty($objExercise->start_time)) {
+    if (empty($objExercise->start_time)) {
         Display:: display_warning_message(
             sprintf(
                 get_lang('ExerciseNoStartedYet'),
@@ -778,20 +778,20 @@ 
                 $objExercise->selectAttempts()
             )
         );
-		if ($origin != 'learnpath') {
-			Display :: display_footer();
-		}
-	}
+        if ($origin != 'learnpath') {
+            Display :: display_footer();
+        }
+    }
 }
 
 //Timer control
 if ($time_control) {
     echo $objExercise->return_time_left_div();
-	echo '<div style="display:none" class="warning-message" id="expired-message-id">'.get_lang('ExerciseExpiredTimeMessage').'</div>';
+    echo '<div style="display:none" class="warning-message" id="expired-message-id">'.get_lang('ExerciseExpiredTimeMessage').'</div>';
 }
 
 if ($origin != 'learnpath') {
-   echo '<div id="highlight-plugin" class="glossary-content">';
+    echo '<div id="highlight-plugin" class="glossary-content">';
 }
 
 if ($reminder == 2)  {
@@ -803,53 +803,53 @@ 
     $current_question = 1; //set by default the 1st question
 
     if (!empty($my_remind_list)) {
-    	//Checking which questions we are going to call from the remind list
-		for ($i = 0; $i < count($data_tracking); $i++) {
-			for($j = 0; $j < count($my_remind_list); $j++) {
-
-				if (!empty($remind_question_id)) {
-					if ($remind_question_id == $my_remind_list[$j]) {
-
-			        	if ($remind_question_id == $data_tracking[$i]) {
-			        		if (isset($my_remind_list[$j+1])) {
-			        			$remind_question_id = $my_remind_list[$j+1];
-			        			$current_question = $i + 1;
-			        		} else {
+        //Checking which questions we are going to call from the remind list
+        for ($i = 0; $i < count($data_tracking); $i++) {
+            for($j = 0; $j < count($my_remind_list); $j++) {
+
+                if (!empty($remind_question_id)) {
+                    if ($remind_question_id == $my_remind_list[$j]) {
+
+                        if ($remind_question_id == $data_tracking[$i]) {
+                            if (isset($my_remind_list[$j+1])) {
+                                $remind_question_id = $my_remind_list[$j+1];
+                                $current_question = $i + 1;
+                            } else {
                                 // We end the remind list we go to the exercise_reminder.php please
-			        			$remind_question_id = -1;
-			        			$current_question = $i + 1; // last question
-			        		}
-			        		break 2;
-			            }
-					}
-				} else {
-					if ($my_remind_list[$j] == $data_tracking[$i]) {
-						if (isset($my_remind_list[$j+1])) {
-							$remind_question_id = $my_remind_list[$j+1];
-							$current_question = $i + 1; // last question
-						} else {
+                                $remind_question_id = -1;
+                                $current_question = $i + 1; // last question
+                            }
+                            break 2;
+                        }
+                    }
+                } else {
+                    if ($my_remind_list[$j] == $data_tracking[$i]) {
+                        if (isset($my_remind_list[$j+1])) {
+                            $remind_question_id = $my_remind_list[$j+1];
+                            $current_question = $i + 1; // last question
+                        } else {
                             // We end the remind list we go to the exercise_reminder.php please
-							$remind_question_id = -1;
-							$current_question = $i + 1; // last question
-						}
-						break 2;
-					}
-				}
-			}
+                            $remind_question_id = -1;
+                            $current_question = $i + 1; // last question
+                        }
+                        break 2;
+                    }
+                }
+            }
         }
     } else {
-    	if ($objExercise->review_answers) {
+        if ($objExercise->review_answers) {
             if ($debug) { error_log('. redirecting to exercise_reminder.php '); }
-	    	header("Location: exercise_reminder.php?$params");
-	    	exit;
-    	}
+            header("Location: exercise_reminder.php?$params");
+            exit;
+        }
     }
 }
 
 if ($objExercise->review_answers) {
-	$script_php = 'exercise_reminder.php';
+    $script_php = 'exercise_reminder.php';
 } else {
-	$script_php = 'exercise_result.php';
+    $script_php = 'exercise_result.php';
 }
 
 if (!empty($error)) {
@@ -1089,7 +1089,7 @@ 
          <input type="hidden" name="learnpath_item_id" 		value="'.$learnpath_item_id . '" />
          <input type="hidden" name="learnpath_item_view_id" value="'.$learnpath_item_view_id . '" />';
 
-	// Show list of questions
+    // Show list of questions
     $i = 1;
     $attempt_list = array();
     if (isset($exe_id)) {
@@ -1149,10 +1149,10 @@ 
 
         $attributes = array('id' =>'remind_list['.$questionId.']');
         if (in_array($questionId, $remind_list)) {
-        	$is_remind_on = true;
-        	$attributes['checked'] = 1;
-        	$remind_question = true;
-        	$remind_highlight = ' remind_highlight ';
+            $is_remind_on = true;
+            $attributes['checked'] = 1;
+            $remind_question = true;
+            $remind_highlight = ' remind_highlight ';
         }
 
         // Showing the exercise description
@@ -1226,8 +1226,8 @@ 
     }
     // end foreach()
     if ($objExercise->type == ALL_ON_ONE_PAGE) {
-    	$exercise_actions =  $objExercise->show_button($questionId, $current_question);
-    	echo Display::div($exercise_actions, array('class'=>'exercise_actions'));
+        $exercise_actions =  $objExercise->show_button($questionId, $current_question);
+        echo Display::div($exercise_actions, array('class'=>'exercise_actions'));
         echo '<br>';
     }
     echo '</form>';