chamilo / chamilo-lms

main/exercise/question_create.php

Indentation +6 added lines, -6 removed lines

@@ -51,17 +51,17 @@
 $result = Database::query($sql);
 $exercises['-'] = '-'.get_lang('SelectExercise').'-';
 while ($row = Database :: fetch_array($result)) {
-	$exercises[$row['id']] = cut($row['title'], EXERCISE_MAX_NAME_SIZE);
+    $exercises[$row['id']] = cut($row['title'], EXERCISE_MAX_NAME_SIZE);
 }
 $form->addElement('select', 'exercise', get_lang('Exercise'), $exercises);
 
 // generate default content
 $form->addElement(
-	'checkbox',
-	'is_content',
-	null,
-	get_lang('GenerateDefaultContent'),
-	array('checked' => true)
+    'checkbox',
+    'is_content',
+    null,
+    get_lang('GenerateDefaultContent'),
+    array('checked' => true)
 );
 
 // the submit button

main/exercise/multiple_answer.class.php

Indentation +11 added lines, -11 removed lines

@@ -166,12 +166,12 @@ 
     }
 
 
-	/**
-	 * abstract function which creates the form to create / edit the answers of the question
-	 * @param the formvalidator instance
-	 * @param the answers number to display
-	 */
-	function processAnswersCreation($form)
+    /**
+     * abstract function which creates the form to create / edit the answers of the question
+     * @param the formvalidator instance
+     * @param the answers number to display
+     */
+    function processAnswersCreation($form)
     {
         $questionWeighting = $nbrGoodAnswers = 0;
         $objAnswer  = new Answer($this->id);
@@ -201,12 +201,12 @@ 
         // sets the total weighting of the question
         $this->updateWeighting($questionWeighting);
         $this->save();
-	}
+    }
 
-	function return_header($feedback_type = null, $counter = null, $score = null)
+    function return_header($feedback_type = null, $counter = null, $score = null)
     {
-	    $header = parent::return_header($feedback_type, $counter, $score);
-	    $header .= '<table class="'.$this->question_table_class .'">
+        $header = parent::return_header($feedback_type, $counter, $score);
+        $header .= '<table class="'.$this->question_table_class .'">
 			<tr>
 				<th>'.get_lang("Choice").'</th>
 				<th>'. get_lang("ExpectedChoice").'</th>
@@ -214,7 +214,7 @@ 
         $header .= '<th>'.get_lang("Comment").'</th>';
         $header .= '</tr>';
         return $header;
-	}
+    }
 
 
 }

main/exercise/question_pool.php

Indentation +121 added lines, -121 removed lines

@@ -172,11 +172,11 @@ 
 }
 
 if (isset($_SESSION['gradebook'])){
-	$gradebook=	$_SESSION['gradebook'];
+    $gradebook=	$_SESSION['gradebook'];
 }
 
 if (!empty($gradebook) && $gradebook=='view') {
-	$interbreadcrumb[]= array ('url' => '../gradebook/'.Security::remove_XSS($_SESSION['gradebook_dest']),'name' => get_lang('ToolGradebook'));
+    $interbreadcrumb[]= array ('url' => '../gradebook/'.Security::remove_XSS($_SESSION['gradebook_dest']),'name' => get_lang('ToolGradebook'));
 }
 
 // if admin of course
@@ -227,8 +227,8 @@ 
 echo '</div>';
 
 if ($displayMessage != "") {
-	Display::display_confirmation_message($displayMessage);
-	$displayMessage = "";
+    Display::display_confirmation_message($displayMessage);
+    $displayMessage = "";
 }
 
 // Form
@@ -236,7 +236,7 @@ 
 // Title
 echo '<legend>'.$nameTools.' - '.$titleAdd.'</legend>';
 if (isset($type)) {
-	echo '<input type="hidden" name="type" value="1">';
+    echo '<input type="hidden" name="type" value="1">';
 }
 echo '<input type="hidden" name="fromExercise" value="'.$fromExercise.'">';
 
@@ -283,11 +283,11 @@ 
 foreach ($course_list as $item) {
     $courseItemId = $item['real_id'];
     $courseInfo = api_get_course_info_by_id($courseItemId);
-	$course_select_list[$courseItemId] = "";
-	if ($courseItemId == api_get_course_int_id()) {
-		$course_select_list[$courseItemId] = ">&nbsp;&nbsp;&nbsp;&nbsp;";
-	}
-	$course_select_list[$courseItemId] .= $courseInfo['title'];
+    $course_select_list[$courseItemId] = "";
+    if ($courseItemId == api_get_course_int_id()) {
+        $course_select_list[$courseItemId] = ">&nbsp;&nbsp;&nbsp;&nbsp;";
+    }
+    $course_select_list[$courseItemId] .= $courseInfo['title'];
 }
 
 $select_course_html =  Display::select(
@@ -304,11 +304,11 @@ 
     // no course selected, reset menu test / difficult� / type de reponse
     reset_menu_exo_lvl_type();
 } else {
-	$course_info = api_get_course_info_by_id($selected_course);
+    $course_info = api_get_course_info_by_id($selected_course);
 }
 // If course has changed, reset the menu default
 if ($course_id_changed) {
-	reset_menu_exo_lvl_type();
+    reset_menu_exo_lvl_type();
 }
 
 $course_id = $course_info['real_id'];
@@ -356,7 +356,7 @@ 
 }
 
 if ($exercise_id_changed == 1) {
-	reset_menu_lvl_type();
+    reset_menu_lvl_type();
 }
 $select_exercise_html =  Display::select(
     'exerciseId',
@@ -434,19 +434,19 @@ 
 // if we have selected an exercise in the list-box 'Filter'
 
 if ($exerciseId > 0) {
-	$where = '';
-	$from = '';
-	if (isset($courseCategoryId) && $courseCategoryId > 0) {
-		$from = ", $TBL_COURSE_REL_CATEGORY crc ";
-		$where .= " AND crc.c_id=$selected_course AND crc.question_id=qu.id AND crc.category_id=$courseCategoryId";
-	}
-	if (isset($exerciseLevel) && $exerciseLevel != -1) {
-		$where .= ' AND level='.$exerciseLevel;
-	}
-	if (isset($answerType) && $answerType > 0) {
-		$where .= ' AND type='.$answerType;
-	}
-	$sql = "SELECT DISTINCT
+    $where = '';
+    $from = '';
+    if (isset($courseCategoryId) && $courseCategoryId > 0) {
+        $from = ", $TBL_COURSE_REL_CATEGORY crc ";
+        $where .= " AND crc.c_id=$selected_course AND crc.question_id=qu.id AND crc.category_id=$courseCategoryId";
+    }
+    if (isset($exerciseLevel) && $exerciseLevel != -1) {
+        $where .= ' AND level='.$exerciseLevel;
+    }
+    if (isset($answerType) && $answerType > 0) {
+        $where .= ' AND type='.$answerType;
+    }
+    $sql = "SELECT DISTINCT
 	            id,
 	            question,
 	            type,
@@ -468,22 +468,22 @@ 
         $mainQuestionList[] = $row;
     }
 } elseif ($exerciseId == -1) {
-	// If we have selected the option 'Orphan questions' in the list-box 'Filter'
-	$level_where = '';
-	$from = '';
-	if (isset($courseCategoryId) && $courseCategoryId > 0) {
-		$from = " INNER JOIN  $TBL_COURSE_REL_CATEGORY crc ON crc.question_id=q.id AND crc.c_id= q.c_id ";
-		$level_where .= " AND
+    // If we have selected the option 'Orphan questions' in the list-box 'Filter'
+    $level_where = '';
+    $from = '';
+    if (isset($courseCategoryId) && $courseCategoryId > 0) {
+        $from = " INNER JOIN  $TBL_COURSE_REL_CATEGORY crc ON crc.question_id=q.id AND crc.c_id= q.c_id ";
+        $level_where .= " AND
 		        crc.c_id = $selected_course AND
 		        crc.category_id = $courseCategoryId";
-	}
-	if (isset($exerciseLevel) && $exerciseLevel!= -1 ) {
-		$level_where = ' AND level='.$exerciseLevel;
-	}
-	$answer_where = '';
-	if (isset($answerType) && $answerType >0 -1 ) {
-		$answer_where = ' AND type='.$answerType;
-	}
+    }
+    if (isset($exerciseLevel) && $exerciseLevel!= -1 ) {
+        $level_where = ' AND level='.$exerciseLevel;
+    }
+    $answer_where = '';
+    if (isset($answerType) && $answerType >0 -1 ) {
+        $answer_where = ' AND type='.$answerType;
+    }
 
     // @todo fix this query with the new id field
     $sql = " (
@@ -525,24 +525,24 @@ 
         $mainQuestionList[] = $row;
     }
 } else {
-	// All tests for selected course
+    // All tests for selected course
     // If we have not selected any option in the list-box 'Filter'
-	$filter = '';
-	$from = '';
+    $filter = '';
+    $from = '';
 
-	if (isset($courseCategoryId) && $courseCategoryId > 0) {
-		$from = ", $TBL_COURSE_REL_CATEGORY crc ";
-		$filter .= " AND
+    if (isset($courseCategoryId) && $courseCategoryId > 0) {
+        $from = ", $TBL_COURSE_REL_CATEGORY crc ";
+        $filter .= " AND
 		            crc.c_id = $selected_course AND
 		            crc.question_id = qu.id AND
 		            crc.category_id = $courseCategoryId";
-	}
-	if (isset($exerciseLevel) && $exerciseLevel != -1) {
-		$filter .= ' AND level='.$exerciseLevel.' ';
-	}
-	if (isset($answerType) && $answerType > 0) {
-		$filter .= ' AND qu.type='.$answerType.' ';
-	}
+    }
+    if (isset($exerciseLevel) && $exerciseLevel != -1) {
+        $filter .= ' AND level='.$exerciseLevel.' ';
+    }
+    if (isset($answerType) && $answerType > 0) {
+        $filter .= ' AND qu.type='.$answerType.' ';
+    }
 
     if (!empty($session_id) && $session_id != '-1') {
         $mainQuestionList = array();
@@ -644,7 +644,7 @@ 
             $mainQuestionList[] = $row;
         }
     }
-	// forces the value to 0
+    // forces the value to 0
     $exerciseId = 0;
 }
 
@@ -670,33 +670,33 @@ 
 //
 if ($fromExercise <= 0) {
     // NOT IN A TEST - IN THE COURSE
-	if ($selected_course == api_get_course_int_id()) {
-		$actionLabel = get_lang('Modify');
-		$actionIcon1 = "edit";
-		$actionIcon2 = "delete";
+    if ($selected_course == api_get_course_int_id()) {
+        $actionLabel = get_lang('Modify');
+        $actionIcon1 = "edit";
+        $actionIcon2 = "delete";
         // We are in the course, question title can be a link to the question edit page
-		$questionTagA = 1;
+        $questionTagA = 1;
     } else { // NOT IN A TEST - NOT IN THE COURSE
-		$actionLabel = get_lang('Reuse');
-		$actionIcon1 = get_lang('MustBeInATest');
-		$actionIcon2 = "";
+        $actionLabel = get_lang('Reuse');
+        $actionIcon1 = get_lang('MustBeInATest');
+        $actionIcon2 = "";
         // We are not in this course, to messy if we link to the question in another course
-		$questionTagA = 0;
-	}
+        $questionTagA = 0;
+    }
 } else {
     // IN A TEST - IN THE COURSE
-	if ($selected_course == api_get_course_int_id()) {
-		$actionLabel = get_lang('Reuse');
-		$actionIcon1 = "add";
-		$actionIcon2 = "";
-		$questionTagA = 1;
+    if ($selected_course == api_get_course_int_id()) {
+        $actionLabel = get_lang('Reuse');
+        $actionIcon1 = "add";
+        $actionIcon2 = "";
+        $questionTagA = 1;
     } else {
         // IN A TEST - NOT IN THE COURSE
-		$actionLabel = get_lang('Reuse');
-		$actionIcon1 = "clone";
-		$actionIcon2 = "";
-		$questionTagA = 0;
-	}
+        $actionLabel = get_lang('Reuse');
+        $actionIcon1 = "clone";
+        $actionIcon2 = "";
+        $questionTagA = 0;
+    }
 }
 // Display table
 $header = array(
@@ -789,7 +789,7 @@ 
 );
 
 if (!$nbrQuestions) {
-	echo get_lang('NoQuestion');
+    echo get_lang('NoQuestion');
 }
 
 Display::display_footer();
@@ -801,9 +801,9 @@ 
 */
 function reset_menu_lvl_type()
 {
-	global $exerciseLevel, $answerType;
-	$answerType = -1;
-	$exerciseLevel = -1;
+    global $exerciseLevel, $answerType;
+    $answerType = -1;
+    $exerciseLevel = -1;
 }
 
 /**
@@ -813,10 +813,10 @@ 
 */
 function reset_menu_exo_lvl_type()
 {
-	global $exerciseId, $courseCategoryId;
-	reset_menu_lvl_type();
-	$exerciseId = 0;
-	$courseCategoryId = 0;
+    global $exerciseId, $courseCategoryId;
+    reset_menu_lvl_type();
+    $exerciseId = 0;
+    $courseCategoryId = 0;
 }
 
 /**
@@ -838,17 +838,17 @@ 
     $in_questionname,
     $sessionId
 ) {
-	$res = $in_questionname;
+    $res = $in_questionname;
     $sessionIcon = null;
-	if ($in_addA) {
+    if ($in_addA) {
         if (!empty($sessionId) && $sessionId != -1) {
             $sessionIcon = ' '.Display::return_icon('star.png', get_lang('Session'));
         }
-		$res = "<a href='admin.php?".api_get_cidreq()."&editQuestion=$in_questionid&type=$in_questiontype&fromExercise=$in_fromex'>".
+        $res = "<a href='admin.php?".api_get_cidreq()."&editQuestion=$in_questionid&type=$in_questiontype&fromExercise=$in_fromex'>".
             $res.$sessionIcon.
             "</a>";
-	}
-	return $res;
+    }
+    return $res;
 }
 
 /**
@@ -878,16 +878,16 @@ 
     $in_session_id,
     $in_exercise_id
 ) {
-	$res = "";
-	$getParams = "&selected_course=$in_selected_course&courseCategoryId=$in_courseCategoryId&exerciseId=$in_exercise_id&exerciseLevel=$in_exerciseLevel&answerType=$in_answerType&session_id=$in_session_id";
-	switch ($in_action) {
-		case "delete" :
-			$res = "<a href='".api_get_self()."?".api_get_cidreq().$getParams."&delete=$in_questionid' onclick='return confirm_your_choice()'>";
-			$res .= Display::return_icon("delete.png", get_lang('Delete'));
-			$res .= "</a>";
-			break;
-		case "edit" :
-			$res = get_a_tag_for_question(
+    $res = "";
+    $getParams = "&selected_course=$in_selected_course&courseCategoryId=$in_courseCategoryId&exerciseId=$in_exercise_id&exerciseLevel=$in_exerciseLevel&answerType=$in_answerType&session_id=$in_session_id";
+    switch ($in_action) {
+        case "delete" :
+            $res = "<a href='".api_get_self()."?".api_get_cidreq().$getParams."&delete=$in_questionid' onclick='return confirm_your_choice()'>";
+            $res .= Display::return_icon("delete.png", get_lang('Delete'));
+            $res .= "</a>";
+            break;
+        case "edit" :
+            $res = get_a_tag_for_question(
                 1,
                 $from_exercise,
                 $in_questionid,
@@ -895,33 +895,33 @@ 
                 Display::return_icon("edit.png", get_lang('Modify')),
                 $in_session_id
             );
-			break;
-		case "add":
-			// add if question is not already in test
-			$myObjEx = new Exercise();
-			$myObjEx->read($from_exercise);
-			if (!$myObjEx->isInList($in_questionid)) {
-				$res = "<a href='".api_get_self()."?".api_get_cidreq().$getParams."&recup=$in_questionid&fromExercise=$from_exercise'>";
-				$res .= Display::return_icon("view_more_stats.gif", get_lang('InsertALinkToThisQuestionInTheExercise'));
-				$res .= "</a>";
+            break;
+        case "add":
+            // add if question is not already in test
+            $myObjEx = new Exercise();
+            $myObjEx->read($from_exercise);
+            if (!$myObjEx->isInList($in_questionid)) {
+                $res = "<a href='".api_get_self()."?".api_get_cidreq().$getParams."&recup=$in_questionid&fromExercise=$from_exercise'>";
+                $res .= Display::return_icon("view_more_stats.gif", get_lang('InsertALinkToThisQuestionInTheExercise'));
+                $res .= "</a>";
             } else {
-				$res = "-";
-			}
-			unset($myObjEx);
-			break;
-		case "clone":
+                $res = "-";
+            }
+            unset($myObjEx);
+            break;
+        case "clone":
             $url = api_get_self()."?".api_get_cidreq().$getParams."&question_copy=$in_questionid&course_id=$in_selected_course&fromExercise=$from_exercise";
             $res = Display::url(
                 Display::return_icon('cd.gif', get_lang('ReUseACopyInCurrentTest')),
                 $url
             );
-			break;
-		default :
-			$res = $in_action;
-			break;
-	}
+            break;
+        default :
+            $res = $in_action;
+            break;
+    }
 
-	return $res;
+    return $res;
 }
 
 /**
@@ -930,14 +930,14 @@ 
  */
 function get_question_type_for_question($in_selectedcourse, $in_questionid)
 {
-	$myObjQuestion = Question::read($in_questionid, $in_selectedcourse);
+    $myObjQuestion = Question::read($in_questionid, $in_selectedcourse);
     $questionType = null;
     if (!empty($myObjQuestion)) {
         list($typeImg, $typeExpl) = $myObjQuestion->get_type_icon_html();
         $questionType = Display::tag('div', Display::return_icon($typeImg, $typeExpl, array(), 32), array());
         unset($myObjQuestion);
     }
-	return $questionType;
+    return $questionType;
 }
 
 /**
@@ -946,6 +946,6 @@ 
  */
 function get_question_categorie_for_question($in_courseid, $in_questionid)
 {
-	$cat = TestCategory::getCategoryNameForQuestion($in_questionid, $in_courseid);
-	return $cat;
+    $cat = TestCategory::getCategoryNameForQuestion($in_questionid, $in_courseid);
+    return $cat;
 }

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_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_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/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>';