chamilo / chamilo-lms

main/exercise/TestCategory.php

Indentation +32 added lines, -32 removed lines

@@ -15,8 +15,8 @@ 
     public $name;
     public $description;
 
-	/**
-	 * Constructor of the class Category
+    /**
+     * Constructor of the class Category
      */
     public function __construct()
     {
@@ -49,9 +49,9 @@ 
         return  false;
     }
 
-	/**
+    /**
      * add TestCategory in the database if name doesn't already exists
-	 */
+     */
     public function addCategoryInBDD()
     {
         $table = Database :: get_course_table(TABLE_QUIZ_QUESTION_CATEGORY);
@@ -110,7 +110,7 @@ 
         $category = $this->getCategory($id);
 
         if ($category) {
-           $sql = "DELETE FROM $table
+            $sql = "DELETE FROM $table
                    WHERE id= $id AND c_id=".$course_id;
             Database::query($sql);
 
@@ -132,11 +132,11 @@ 
         }
 
         return false;
-	}
+    }
 
-	/**
+    /**
      * Modify category name or description of category with id=in_id
-	 */
+     */
     public function modifyCategory()
     {
         $table = Database :: get_course_table(TABLE_QUIZ_QUESTION_CATEGORY);
@@ -167,30 +167,30 @@ 
         }
 
         return false;
-	}
+    }
 
-	/**
+    /**
      * Gets the number of question of category id=in_id
-	 */
+     */
     public function getCategoryQuestionsNumber()
     {
-		$table = Database::get_course_table(TABLE_QUIZ_QUESTION_REL_CATEGORY);
-		$in_id = intval($this->id);
-		$sql = "SELECT count(*) AS nb
+        $table = Database::get_course_table(TABLE_QUIZ_QUESTION_REL_CATEGORY);
+        $in_id = intval($this->id);
+        $sql = "SELECT count(*) AS nb
 		        FROM $table
 		        WHERE category_id=$in_id AND c_id=".api_get_course_int_id();
-		$res = Database::query($sql);
-		$row = Database::fetch_array($res);
+        $res = Database::query($sql);
+        $row = Database::fetch_array($res);
 
-		return $row['nb'];
-	}
+        return $row['nb'];
+    }
 
-	/**
+    /**
      * Return an array of all Category objects in the database
-	 * If in_field=="" Return an array of all category objects in the database
-	 * Otherwise, return an array of all in_field value
-	 * in the database (in_field = id or name or description)
-	 *
+     * If in_field=="" Return an array of all category objects in the database
+     * Otherwise, return an array of all in_field value
+     * in the database (in_field = id or name or description)
+     *
      * @param string $in_field
      * @param int $courseId
      * @return array
@@ -493,10 +493,10 @@ 
      * @param int exercise
      * @param array $check_in_question_list
      * @param array $categoriesAddedInExercise
-    *
-    * @param int $exerciseId
-    * @return array
-    */
+     *
+     * @param int $exerciseId
+     * @return array
+     */
     static function getQuestionsByCat(
         $exerciseId,
         $check_in_question_list = array(),
@@ -622,9 +622,9 @@ 
     }
 
     /**
-    * Display signs [+] and/or (>0) after question title if question has options
-    * scoreAlwaysPositive and/or uncheckedMayScore
-    */
+     * Display signs [+] and/or (>0) after question title if question has options
+     * scoreAlwaysPositive and/or uncheckedMayScore
+     */
     public function displayQuestionOption($in_objQuestion)
     {
         if ($in_objQuestion->type == MULTIPLE_ANSWER && $in_objQuestion->scoreAlwaysPositive) {
@@ -640,7 +640,7 @@ 
      * key of $tabCategoryQuestions are the category id (0 for not in a category)
      * value is the array of question id of this category
      * Sort question by Category
-    */
+     */
     public static function sortTabByBracketLabel($in_tab)
     {
         $tabResult = array();
@@ -693,7 +693,7 @@ 
      * count the number of questions in all categories, and return the max
      * @param int $exerciseId
      * @author - hubert borderiou
-    */
+     */
     public static function getNumberMaxQuestionByCat($exerciseId)
     {
         $res_num_max = 0;

main/gradebook/lib/fe/dataform.class.php

Indentation +12 added lines, -12 removed lines

@@ -8,19 +8,19 @@
  */
 class DataForm extends FormValidator
 {
-	const TYPE_IMPORT = 1;
-	const TYPE_EXPORT = 2;
-	const TYPE_EXPORT_PDF = 3;
+    const TYPE_IMPORT = 1;
+    const TYPE_EXPORT = 2;
+    const TYPE_EXPORT_PDF = 3;
 
-	/**
-	 * Builds a form containing form items based on a given parameter
-	 * @param int form_type 1=import, 2=export
-	 * @param obj cat_obj the category object
-	 * @param obj res_obj the result object
-	 * @param string form name
-	 * @param method
-	 * @param action
-	 */
+    /**
+     * Builds a form containing form items based on a given parameter
+     * @param int form_type 1=import, 2=export
+     * @param obj cat_obj the category object
+     * @param obj res_obj the result object
+     * @param string form name
+     * @param method
+     * @param action
+     */
     public function __construct($form_type, $form_name, $method = 'post', $action = null, $target = '', $locked_status)
     {
         parent:: __construct($form_name, $method, $action, $target);

main/exercise/result.php

Indentation +1 added lines, -1 removed lines

@@ -70,7 +70,7 @@
     $htmlHeadXtra[] = '<style>
         body { background: none;}
     </style>';
-	Display::display_reduced_header();
+    Display::display_reduced_header();
 }
 
 $message = Session::read('attempt_remaining');

main/exercise/export/scorm/scorm_classes.php

Indentation +773 added lines, -773 removed lines

@@ -20,140 +20,140 @@ 
 {
     public $js_id;
     public $answer;
-	/**
-	 * Returns the HTML + JS flow corresponding to one question
-	 *
-	 * @param int $questionId The question ID
-	 * @param bool $standalone (ie including XML tag, DTD declaration, etc)
-	 * @param int  $js_id The JavaScript ID for this question.
-	 * Due to the nature of interactions, we must have a natural sequence for
-	 * questions in the generated JavaScript.
-	 * @param integer $js_id
+    /**
+     * Returns the HTML + JS flow corresponding to one question
+     *
+     * @param int $questionId The question ID
+     * @param bool $standalone (ie including XML tag, DTD declaration, etc)
+     * @param int  $js_id The JavaScript ID for this question.
+     * Due to the nature of interactions, we must have a natural sequence for
+     * questions in the generated JavaScript.
+     * @param integer $js_id
      * @return string|array
-	 */
-	public static function export_question($questionId, $standalone = true, $js_id)
-	{
-		$question = new ScormQuestion();
-		$qst = $question->read($questionId);
-		if (!$qst) {
-			return '';
-		}
-		$question->id = $qst->id;
-		$question->js_id = $js_id;
-		$question->type = $qst->type;
-		$question->question = $qst->question;
-		$question->description = $qst->description;
-		$question->weighting=$qst->weighting;
-		$question->position=$qst->position;
-		$question->picture=$qst->picture;
-		$assessmentItem = new ScormAssessmentItem($question, $standalone);
-
-		return $assessmentItem->export();
-	}
-
-	/**
-	 * Include the correct answer class and create answer
-	 */
-	public function setAnswer()
-	{
-		switch ($this->type) {
-			case MCUA:
-				$this->answer = new ScormAnswerMultipleChoice($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case MCMA:
-			case GLOBAL_MULTIPLE_ANSWER:
-				$this->answer = new ScormAnswerMultipleChoice($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case TF:
-				$this->answer = new ScormAnswerTrueFalse($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case FIB:
-				$this->answer = new ScormAnswerFillInBlanks($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case MATCHING:
-			case MATCHING_DRAGGABLE:
-			case DRAGGABLE:
-				$this->answer = new ScormAnswerMatching($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case ORAL_EXPRESSION:
-			case FREE_ANSWER:
-				$this->answer = new ScormAnswerFree($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case HOT_SPOT:
-				$this->answer = new ScormAnswerHotspot($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case MULTIPLE_ANSWER_COMBINATION:
-				$this->answer = new ScormAnswerMultipleChoice($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case HOT_SPOT_ORDER:
-				$this->answer = new ScormAnswerHotspot($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			case HOT_SPOT_DELINEATION:
-				$this->answer = new ScormAnswerHotspot($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			// not supported
-			case UNIQUE_ANSWER_NO_OPTION:
-			case MULTIPLE_ANSWER_TRUE_FALSE:
-			case MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE:
-			case UNIQUE_ANSWER_IMAGE:
-			case CALCULATED_ANSWER:
-				$this->answer = new ScormAnswerMultipleChoice($this->id);
-				$this->answer->questionJSId = $this->js_id;
-				break;
-			default:
-				$this->answer = new stdClass();
-				$this->answer->questionJSId = $this->js_id;
-				break;
-		}
-
-		return true;
-	}
-
-	function export()
-	{
-		$html = $this->getQuestionHTML();
-		$js = $this->getQuestionJS();
-
-		if (is_object($this->answer) && $this->answer instanceof Answer) {
-			list($js2, $html2) = $this->answer->export();
-			$js .= $js2;
-			$html .= $html2;
-		} else {
-			throw new \Exception('Question not supported. Exercise: '.$this->selectTitle());
-		}
-
-		return array($js, $html);
-	}
-
-	function createAnswersForm($form)
-	{
-		return true;
-	}
-
-	function processAnswersCreation($form)
-	{
-		return true;
-	}
-
-	/**
-	 * Returns an HTML-formatted question
-	 */
-	function getQuestionHTML()
-	{
+     */
+    public static function export_question($questionId, $standalone = true, $js_id)
+    {
+        $question = new ScormQuestion();
+        $qst = $question->read($questionId);
+        if (!$qst) {
+            return '';
+        }
+        $question->id = $qst->id;
+        $question->js_id = $js_id;
+        $question->type = $qst->type;
+        $question->question = $qst->question;
+        $question->description = $qst->description;
+        $question->weighting=$qst->weighting;
+        $question->position=$qst->position;
+        $question->picture=$qst->picture;
+        $assessmentItem = new ScormAssessmentItem($question, $standalone);
+
+        return $assessmentItem->export();
+    }
+
+    /**
+     * Include the correct answer class and create answer
+     */
+    public function setAnswer()
+    {
+        switch ($this->type) {
+            case MCUA:
+                $this->answer = new ScormAnswerMultipleChoice($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case MCMA:
+            case GLOBAL_MULTIPLE_ANSWER:
+                $this->answer = new ScormAnswerMultipleChoice($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case TF:
+                $this->answer = new ScormAnswerTrueFalse($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case FIB:
+                $this->answer = new ScormAnswerFillInBlanks($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case MATCHING:
+            case MATCHING_DRAGGABLE:
+            case DRAGGABLE:
+                $this->answer = new ScormAnswerMatching($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case ORAL_EXPRESSION:
+            case FREE_ANSWER:
+                $this->answer = new ScormAnswerFree($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case HOT_SPOT:
+                $this->answer = new ScormAnswerHotspot($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case MULTIPLE_ANSWER_COMBINATION:
+                $this->answer = new ScormAnswerMultipleChoice($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case HOT_SPOT_ORDER:
+                $this->answer = new ScormAnswerHotspot($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            case HOT_SPOT_DELINEATION:
+                $this->answer = new ScormAnswerHotspot($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            // not supported
+            case UNIQUE_ANSWER_NO_OPTION:
+            case MULTIPLE_ANSWER_TRUE_FALSE:
+            case MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE:
+            case UNIQUE_ANSWER_IMAGE:
+            case CALCULATED_ANSWER:
+                $this->answer = new ScormAnswerMultipleChoice($this->id);
+                $this->answer->questionJSId = $this->js_id;
+                break;
+            default:
+                $this->answer = new stdClass();
+                $this->answer->questionJSId = $this->js_id;
+                break;
+        }
+
+        return true;
+    }
+
+    function export()
+    {
+        $html = $this->getQuestionHTML();
+        $js = $this->getQuestionJS();
+
+        if (is_object($this->answer) && $this->answer instanceof Answer) {
+            list($js2, $html2) = $this->answer->export();
+            $js .= $js2;
+            $html .= $html2;
+        } else {
+            throw new \Exception('Question not supported. Exercise: '.$this->selectTitle());
+        }
+
+        return array($js, $html);
+    }
+
+    function createAnswersForm($form)
+    {
+        return true;
+    }
+
+    function processAnswersCreation($form)
+    {
+        return true;
+    }
+
+    /**
+     * Returns an HTML-formatted question
+     */
+    function getQuestionHTML()
+    {
         $title = $this->selectTitle();
         $description = $this->selectDescription();
-		$cols = 2;
-		$s = '<tr>
+        $cols = 2;
+        $s = '<tr>
 			<td colspan="'.$cols.'" id="question_'.$this->id.'_title" valign="middle" style="background-color:#d6d6d6;">
 			'.$title.'
 			</td>
@@ -163,16 +163,16 @@ 
 			<i>'.$description.'</i>
 			</td>
 			</tr>';
-		return $s;
-	}
+        return $s;
+    }
 
-	/**
-	 * Return the JavaScript code bound to the question
-	 */
-	public function getQuestionJS()
-	{
-		$weight = $this->selectWeighting();
-		$js = 'questions.push('.$this->js_id.');'."\n";
+    /**
+     * Return the JavaScript code bound to the question
+     */
+    public function getQuestionJS()
+    {
+        $weight = $this->selectWeighting();
+        $js = 'questions.push('.$this->js_id.');'."\n";
 
         switch ($this->type) {
             case ORAL_EXPRESSION:
@@ -181,7 +181,7 @@ 
                 $script .= file_get_contents(api_get_path(LIBRARY_PATH) . 'wami-recorder/gui.js');
                 $js .= $script;*/
                 break;
-           case HOT_SPOT:
+            case HOT_SPOT:
                 //put the max score to 0 to avoid discounting the points of
                 //non-exported quiz types in the SCORM
                 $weight = 0;
@@ -189,8 +189,8 @@ 
         }
         $js .= 'questions_score_max['.$this->js_id.'] = '.$weight.";";
 
-		return $js;
-	}
+        return $js;
+    }
 }
 
 /**
@@ -200,29 +200,29 @@ 
  */
 class ScormAnswerMultipleChoice extends Answer
 {
-	/**
-	 * Return HTML code for possible answers
-	 */
-	function export()
-	{
-		$js = '';
-		$html = '<tr><td colspan="2"><table width="100%">';
-		$type = $this->getQuestionType();
-		$jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();';
-		$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;';
+    /**
+     * Return HTML code for possible answers
+     */
+    function export()
+    {
+        $js = '';
+        $html = '<tr><td colspan="2"><table width="100%">';
+        $type = $this->getQuestionType();
+        $jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();';
+        $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;';
 
         $jstmpw .= 'questions_answers_correct['.$this->questionJSId.'] = new Array();';
 
-		//not sure if we are going to export also the MULTIPLE_ANSWER_COMBINATION to SCORM
-		//if ($type == MCMA  || $type == MULTIPLE_ANSWER_COMBINATION ) {
-		if ($type == MCMA) {
+        //not sure if we are going to export also the MULTIPLE_ANSWER_COMBINATION to SCORM
+        //if ($type == MCMA  || $type == MULTIPLE_ANSWER_COMBINATION ) {
+        if ($type == MCMA) {
             $id = 1;
-			$jstmp = '';
-			$jstmpc = '';
+            $jstmp = '';
+            $jstmpc = '';
             foreach ($this->answer as $i => $answer) {
-				$identifier = 'question_'.$this->questionJSId.'_multiple_'.$i;
-				$html .=
-					'<tr>
+                $identifier = 'question_'.$this->questionJSId.'_multiple_'.$i;
+                $html .=
+                    '<tr>
 					<td align="center" width="5%">
 					<input name="'.$identifier.'" id="'.$identifier.'" value="'.$i.'" type="checkbox" />
 					</td>
@@ -231,19 +231,19 @@ 
 					</td>
 					</tr>';
 
-				$jstmp .= $i.',';
+                $jstmp .= $i.',';
                 if ($this->correct[$i]) {
                     $jstmpc .= $i.',';
                 }
-				$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.']['.$i.'] = '.$this->weighting[$i].";";
+                $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.']['.$i.'] = '.$this->weighting[$i].";";
                 $jstmpw .= 'questions_answers_correct['.$this->questionJSId.']['.$i.'] = '.$this->correct[$i].';';
-				$id++;
-			}
-			$js .= 'questions_answers['.$this->questionJSId.'] = new Array('.substr($jstmp,0,-1).');'."\n";
+                $id++;
+            }
+            $js .= 'questions_answers['.$this->questionJSId.'] = new Array('.substr($jstmp,0,-1).');'."\n";
             $js .= 'questions_types['.$this->questionJSId.'] = \'mcma\';'."\n";
-			$js .= $jstmpw;
-		} elseif ($type == MULTIPLE_ANSWER_COMBINATION) {
-	    	$js = '';
+            $js .= $jstmpw;
+        } elseif ($type == MULTIPLE_ANSWER_COMBINATION) {
+            $js = '';
             $id = 1;
             $jstmp = '';
             $jstmpc = '';
@@ -270,15 +270,15 @@ 
             $js .= 'questions_answers['.$this->questionJSId.'] = new Array('.substr($jstmp,0,-1).');';
             $js .= 'questions_types['.$this->questionJSId.'] = "exact";';
             $js .= $jstmpw;
-		} else {
-			$id = 1;
-			$jstmp = '';
-			$jstmpc = '';
+        } else {
+            $id = 1;
+            $jstmp = '';
+            $jstmpc = '';
             foreach ($this->answer as $i => $answer) {
                 $identifier = 'question_'.$this->questionJSId.'_unique_'.$i;
-				$identifier_name = 'question_'.$this->questionJSId.'_unique_answer';
-				$html .=
-					'<tr>
+                $identifier_name = 'question_'.$this->questionJSId.'_unique_answer';
+                $html .=
+                    '<tr>
 					<td align="center" width="5%">
 					<input name="'.$identifier_name.'" id="'.$identifier.'" value="'.$i.'" type="checkbox"/>
 					</td>
@@ -286,22 +286,22 @@ 
 					<label for="'.$identifier.'">' . Security::remove_XSS($this->answer[$i]) . '</label>
 					</td>
 					</tr>';
-				$jstmp .= $i.',';
+                $jstmp .= $i.',';
                 if ($this->correct[$i]) {
                     $jstmpc .= $i;
                 }
-				$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.']['.$i.'] = '.$this->weighting[$i].";";
+                $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.']['.$i.'] = '.$this->weighting[$i].";";
                 $jstmpw .= 'questions_answers_correct['.$this->questionJSId.']['.$i.'] = '.$this->correct[$i].';';
-				$id++;
-			}
-			$js .= 'questions_answers['.$this->questionJSId.'] = new Array('.substr($jstmp,0,-1).');';
-			$js .= 'questions_types['.$this->questionJSId.'] = \'mcua\';';
-			$js .= $jstmpw;
-		}
-		$html .= '</table></td></tr>';
-
-		return array($js, $html);
-	}
+                $id++;
+            }
+            $js .= 'questions_answers['.$this->questionJSId.'] = new Array('.substr($jstmp,0,-1).');';
+            $js .= 'questions_types['.$this->questionJSId.'] = \'mcua\';';
+            $js .= $jstmpw;
+        }
+        $html .= '</table></td></tr>';
+
+        return array($js, $html);
+    }
 }
 
 /**
@@ -310,21 +310,21 @@ 
  */
 class ScormAnswerTrueFalse extends Answer
 {
-	/**
-	 * Return the XML flow for the possible answers.
-	 * That's one <response_lid>, containing several <flow_label>
-	 *
-	 * @author Amand Tihon <amand@alrj.org>
-	 */
-	function export()
-	{
-		$js = '';
-		$html = '<tr><td colspan="2"><table width="100%">';
-		$identifier = 'question_'.$this->questionJSId.'_tf';
-		$identifier_true  = $identifier.'_true';
-		$identifier_false = $identifier.'_false';
-		$html .=
-			'<tr>
+    /**
+     * Return the XML flow for the possible answers.
+     * That's one <response_lid>, containing several <flow_label>
+     *
+     * @author Amand Tihon <amand@alrj.org>
+     */
+    function export()
+    {
+        $js = '';
+        $html = '<tr><td colspan="2"><table width="100%">';
+        $identifier = 'question_'.$this->questionJSId.'_tf';
+        $identifier_true  = $identifier.'_true';
+        $identifier_false = $identifier.'_false';
+        $html .=
+            '<tr>
 				<td align="center" width="5%">
 				<input name="'.$identifier_true.'" id="'.$identifier_true.'" value="'.$this->trueGrade.'" type="radio" />
 				</td>
@@ -332,8 +332,8 @@ 
 				<label for="'.$identifier_true.'">' . get_lang('True') . '</label>
 				</td>
 				</tr>';
-		$html .=
-			'<tr>
+        $html .=
+            '<tr>
 			<td align="center" width="5%">
 			<input name="'.$identifier_false.'" id="'.$identifier_false.'" value="'.$this->falseGrade.'" type="radio" />
 			</td>
@@ -341,20 +341,20 @@ 
 			<label for="'.$identifier_false.'">' . get_lang('False') . '</label>
 			</td>
 			</tr></table></td></tr>';
-		$js .= 'questions_answers['.$this->questionJSId.'] = new Array(\'true\',\'false\');'."\n";
-		$js .= 'questions_types['.$this->questionJSId.'] = \'tf\';'."\n";
-		if ($this->response === 'TRUE') {
-			$js .= 'questions_answers_correct['.$this->questionJSId.'] = new Array(\'true\');'."\n";
-		} else {
-			$js .= 'questions_answers_correct['.$this->questionJSId.'] = new Array(\'false\');'."\n";
-		}
-		$jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
-		$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
-		$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][1] = '.$this->weighting[1].";\n";
-		$js .= $jstmpw;
-
-		return array($js, $html);
-	}
+        $js .= 'questions_answers['.$this->questionJSId.'] = new Array(\'true\',\'false\');'."\n";
+        $js .= 'questions_types['.$this->questionJSId.'] = \'tf\';'."\n";
+        if ($this->response === 'TRUE') {
+            $js .= 'questions_answers_correct['.$this->questionJSId.'] = new Array(\'true\');'."\n";
+        } else {
+            $js .= 'questions_answers_correct['.$this->questionJSId.'] = new Array(\'false\');'."\n";
+        }
+        $jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
+        $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
+        $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][1] = '.$this->weighting[1].";\n";
+        $js .= $jstmpw;
+
+        return array($js, $html);
+    }
 }
 
 /**
@@ -363,76 +363,76 @@ 
  */
 class ScormAnswerFillInBlanks extends Answer
 {
-	/**
-	 * Export the text with missing words.
-	 *
-	 * As a side effect, it stores two lists in the class :
-	 * the missing words and their respective weightings.
-	 */
-	function export()
-	{
-		global $charset;
-		$js = '';
-		$html = '<tr><td colspan="2"><table width="100%">';
-		// get all enclosed answers
-		$blankList = array();
-		// build replacement
-		$replacementList = array();
-		foreach ($this->answer as $i => $answer) {
-			$blankList[] = '['.$answer.']';
-		}
-
-		// splits text and weightings that are joined with the character '::'
-		list($answer,$weight)=explode('::',$answer);
-		$weights = explode(',',$weight);
-		// because [] is parsed here we follow this procedure:
-		// 1. find everything between the [ and ] tags
-		$i=1;
-		$jstmp = '';
-		$jstmpc = '';
-		$jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
-		$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
-		$startlocations=api_strpos($answer,'[');
-		$endlocations=api_strpos($answer,']');
-		while ($startlocations !== false && $endlocations !== false) {
-			$texstring = api_substr($answer,$startlocations,($endlocations-$startlocations)+1);
-			$answer = api_substr_replace(
+    /**
+     * Export the text with missing words.
+     *
+     * As a side effect, it stores two lists in the class :
+     * the missing words and their respective weightings.
+     */
+    function export()
+    {
+        global $charset;
+        $js = '';
+        $html = '<tr><td colspan="2"><table width="100%">';
+        // get all enclosed answers
+        $blankList = array();
+        // build replacement
+        $replacementList = array();
+        foreach ($this->answer as $i => $answer) {
+            $blankList[] = '['.$answer.']';
+        }
+
+        // splits text and weightings that are joined with the character '::'
+        list($answer,$weight)=explode('::',$answer);
+        $weights = explode(',',$weight);
+        // because [] is parsed here we follow this procedure:
+        // 1. find everything between the [ and ] tags
+        $i=1;
+        $jstmp = '';
+        $jstmpc = '';
+        $jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
+        $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
+        $startlocations=api_strpos($answer,'[');
+        $endlocations=api_strpos($answer,']');
+        while ($startlocations !== false && $endlocations !== false) {
+            $texstring = api_substr($answer,$startlocations,($endlocations-$startlocations)+1);
+            $answer = api_substr_replace(
                 $answer,
                 '<input type="text" name="question_'.$this->questionJSId.'_fib_'.$i.'" id="question_'.$this->questionJSId.'_fib_'.$i.'" size="10" value="" />',
                 $startlocations,
                 ($endlocations-$startlocations)+1
             );
             $jstmp .= $i.',';
-			if (!empty($texstring)) {
-				$sub = api_substr($texstring, 1, -1);
-				if (!empty($sub)) {
-					$jstmpc .= "'" . api_htmlentities($sub, ENT_QUOTES, $charset) . "',";
-				}
-			}
+            if (!empty($texstring)) {
+                $sub = api_substr($texstring, 1, -1);
+                if (!empty($sub)) {
+                    $jstmpc .= "'" . api_htmlentities($sub, ENT_QUOTES, $charset) . "',";
+                }
+            }
             $my_weight = explode('@', $weights[$i - 1]);
             if (count($my_weight) == 2) {
                 $weight_db = $my_weight[0];
             } else {
                 $weight_db = $my_weight[0];
             }
-			$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.']['.$i.'] = '.$weight_db.";\n";
-			$i++;
-			$startlocations = api_strpos($answer, '[');
-			$endlocations = api_strpos($answer, ']');
-		}
+            $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.']['.$i.'] = '.$weight_db.";\n";
+            $i++;
+            $startlocations = api_strpos($answer, '[');
+            $endlocations = api_strpos($answer, ']');
+        }
 
-		$html .= '<tr>
+        $html .= '<tr>
 			<td>
 			'.$answer.'
 			</td>
 			</tr></table></td></tr>';
-		$js .= 'questions_answers['.$this->questionJSId.'] = new Array('.api_substr($jstmp,0,-1).');'."\n";
-		$js .= 'questions_answers_correct['.$this->questionJSId.'] = new Array('.api_substr($jstmpc,0,-1).');'."\n";
-		$js .= 'questions_types['.$this->questionJSId.'] = \'fib\';'."\n";
-		$js .= $jstmpw;
+        $js .= 'questions_answers['.$this->questionJSId.'] = new Array('.api_substr($jstmp,0,-1).');'."\n";
+        $js .= 'questions_answers_correct['.$this->questionJSId.'] = new Array('.api_substr($jstmpc,0,-1).');'."\n";
+        $js .= 'questions_types['.$this->questionJSId.'] = \'fib\';'."\n";
+        $js .= $jstmpw;
 
-		return array($js,$html);
-	}
+        return array($js,$html);
+    }
 }
 
 /**
@@ -441,65 +441,65 @@ 
  */
 class ScormAnswerMatching extends Answer
 {
-	/**
-	 * Export the question part as a matrix-choice, with only one possible answer per line.
-	 * @author Amand Tihon <amand@alrj.org>
-	 */
-	function export()
-	{
-		$js = '';
-		$html = '<tr><td colspan="2"><table width="100%">';
-		// prepare list of right proposition to allow
-		// - easiest display
-		// - easiest randomisation if needed one day
-		// (here I use array_values to change array keys from $code1 $code2 ... to 0 1 ...)
-
-		// get max length of displayed array
-
-		$nbrAnswers = $this->selectNbrAnswers();
-		$cpt1='A';
-		$cpt2=1;
-		$Select = array();
-		$qId = $this->questionJSId;
-		$s = '';
-		$jstmp = '';
-		$jstmpc = '';
-		$jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
-		$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
-
-		for ($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
-			$identifier = 'question_'.$qId.'_matching_';
-			$answer=$this->selectAnswer($answerId);
-			$answerCorrect=$this->isCorrect($answerId);
-			$weight=$this->selectWeighting($answerId);
-			$jstmp .= $answerId.',';
-
-			if (!$answerCorrect) {
-				// options (A, B, C, ...) that will be put into the list-box
-				$Select[$answerId]['Lettre']=$cpt1;
-				// answers that will be shown at the right side
-				$Select[$answerId]['Reponse'] = $answer;
-				$cpt1++;
-			} else {
-				$s.='<tr>';
-				$s.='<td width="40%" valign="top"><b>'.$cpt2.'</b>.&nbsp;'.$answer."</td>";
-				$s.='<td width="20%" align="center">&nbsp;&nbsp;<select name="'.$identifier.$cpt2.'" id="'.$identifier.$cpt2.'">';
-				$s.=' <option value="0">--</option>';
-				// fills the list-box
+    /**
+     * Export the question part as a matrix-choice, with only one possible answer per line.
+     * @author Amand Tihon <amand@alrj.org>
+     */
+    function export()
+    {
+        $js = '';
+        $html = '<tr><td colspan="2"><table width="100%">';
+        // prepare list of right proposition to allow
+        // - easiest display
+        // - easiest randomisation if needed one day
+        // (here I use array_values to change array keys from $code1 $code2 ... to 0 1 ...)
+
+        // get max length of displayed array
+
+        $nbrAnswers = $this->selectNbrAnswers();
+        $cpt1='A';
+        $cpt2=1;
+        $Select = array();
+        $qId = $this->questionJSId;
+        $s = '';
+        $jstmp = '';
+        $jstmpc = '';
+        $jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
+        $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
+
+        for ($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
+            $identifier = 'question_'.$qId.'_matching_';
+            $answer=$this->selectAnswer($answerId);
+            $answerCorrect=$this->isCorrect($answerId);
+            $weight=$this->selectWeighting($answerId);
+            $jstmp .= $answerId.',';
+
+            if (!$answerCorrect) {
+                // options (A, B, C, ...) that will be put into the list-box
+                $Select[$answerId]['Lettre']=$cpt1;
+                // answers that will be shown at the right side
+                $Select[$answerId]['Reponse'] = $answer;
+                $cpt1++;
+            } else {
+                $s.='<tr>';
+                $s.='<td width="40%" valign="top"><b>'.$cpt2.'</b>.&nbsp;'.$answer."</td>";
+                $s.='<td width="20%" align="center">&nbsp;&nbsp;<select name="'.$identifier.$cpt2.'" id="'.$identifier.$cpt2.'">';
+                $s.=' <option value="0">--</option>';
+                // fills the list-box
                 foreach ($Select as $key => $val) {
                     $s .= '<option value="'.$key.'">'.$val['Lettre'].'</option>';
                 }  // end foreach()
 
-				$s.='</select>&nbsp;&nbsp;</td>';
-				$s.='<td width="40%" valign="top">';
+                $s.='</select>&nbsp;&nbsp;</td>';
+                $s.='<td width="40%" valign="top">';
                 if (isset($Select[$cpt2])) {
                     $s .= '<b>'.$Select[$cpt2]['Lettre'].'.</b> '.$Select[$cpt2]['Reponse'];
                 } else {
                     $s .= '&nbsp;';
                 }
-				$s.="</td></tr>";
+                $s.="</td></tr>";
 
-				$jstmpc .= '['.$answerCorrect.','.$cpt2.'],';
+                $jstmpc .= '['.$answerCorrect.','.$cpt2.'],';
 
                 $my_weight = explode('@', $weight);
                 if (count($my_weight) == 2) {
@@ -507,32 +507,32 @@ 
                 } else {
                     $weight = $my_weight[0];
                 }
-				$jstmpw .= 'questions_answers_ponderation['.$qId.']['.$cpt2.'] = '.$weight.";\n";
-				$cpt2++;
-
-				// if the left side of the "matching" has been completely shown
-				if ($answerId == $nbrAnswers) {
-					// if there remain answers to be shown on the right side
-					while (isset($Select[$cpt2])) {
-						$s.= '<tr>';
-						$s.= '<td width="60%" colspan="2">&nbsp;</td>';
-						$s.= '<td width="40%" valign="top">';
-						$s.= '<b>'.$Select[$cpt2]['Lettre'].'.</b> '.$Select[$cpt2]['Reponse'];
-						$s.= "</td></tr>";
-						$cpt2++;
-					}	// end while()
-				}  // end if()
-			}
-		}
-		$js .= 'questions_answers['.$this->questionJSId.'] = new Array('.substr($jstmp,0,-1).');'."\n";
-		$js .= 'questions_answers_correct['.$this->questionJSId.'] = new Array('.substr($jstmpc,0,-1).');'."\n";
-		$js .= 'questions_types['.$this->questionJSId.'] = \'matching\';'."\n";
-		$js .= $jstmpw;
-		$html .= $s;
-		$html .= '</table></td></tr>' . "\n";
-
-		return array($js, $html);
-	}
+                $jstmpw .= 'questions_answers_ponderation['.$qId.']['.$cpt2.'] = '.$weight.";\n";
+                $cpt2++;
+
+                // if the left side of the "matching" has been completely shown
+                if ($answerId == $nbrAnswers) {
+                    // if there remain answers to be shown on the right side
+                    while (isset($Select[$cpt2])) {
+                        $s.= '<tr>';
+                        $s.= '<td width="60%" colspan="2">&nbsp;</td>';
+                        $s.= '<td width="40%" valign="top">';
+                        $s.= '<b>'.$Select[$cpt2]['Lettre'].'.</b> '.$Select[$cpt2]['Reponse'];
+                        $s.= "</td></tr>";
+                        $cpt2++;
+                    }	// end while()
+                }  // end if()
+            }
+        }
+        $js .= 'questions_answers['.$this->questionJSId.'] = new Array('.substr($jstmp,0,-1).');'."\n";
+        $js .= 'questions_answers_correct['.$this->questionJSId.'] = new Array('.substr($jstmpc,0,-1).');'."\n";
+        $js .= 'questions_types['.$this->questionJSId.'] = \'matching\';'."\n";
+        $js .= $jstmpw;
+        $html .= $s;
+        $html .= '</table></td></tr>' . "\n";
+
+        return array($js, $html);
+    }
 }
 
 /**
@@ -541,19 +541,19 @@ 
  */
 class ScormAnswerFree extends Answer
 {
-	/**
-	 * Export the text with missing words.
-	 *
-	 * As a side effect, it stores two lists in the class :
-	 * the missing words and their respective weightings.
-	 *
-	 */
-	function export()
-	{
-		$js = '';
+    /**
+     * Export the text with missing words.
+     *
+     * As a side effect, it stores two lists in the class :
+     * the missing words and their respective weightings.
+     *
+     */
+    function export()
+    {
+        $js = '';
         $identifier = 'question_'.$this->questionJSId.'_free';
-		// currently the free answers cannot be displayed, so ignore the textarea
-		$html = '<tr><td colspan="2">';
+        // currently the free answers cannot be displayed, so ignore the textarea
+        $html = '<tr><td colspan="2">';
         $type = $this->getQuestionType();
 
         if ($type == ORAL_EXPRESSION) {
@@ -565,21 +565,21 @@ 
             $layout = $template->get_template('document/record_audio.tpl');
             $html .= $template->fetch($layout);*/
 
-			$html = '<tr><td colspan="2">'.get_lang('ThisItemIsNotExportable').'</td></tr>';
+            $html = '<tr><td colspan="2">'.get_lang('ThisItemIsNotExportable').'</td></tr>';
 
             return array($js, $html);
         }
 
         $html .= '<textarea minlength="20" name="'.$identifier.'" id="'.$identifier.'" ></textarea>';
         $html .= '</td></tr>';
-		$js .= 'questions_answers['.$this->questionJSId.'] = new Array();';
-		$js .= 'questions_answers_correct['.$this->questionJSId.'] = "";';
-		$js .= 'questions_types['.$this->questionJSId.'] = \'free\';';
-		$jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = "0";';
-		$js .= $jstmpw;
-
-		return array($js, $html);
-	}
+        $js .= 'questions_answers['.$this->questionJSId.'] = new Array();';
+        $js .= 'questions_answers_correct['.$this->questionJSId.'] = "";';
+        $js .= 'questions_types['.$this->questionJSId.'] = \'free\';';
+        $jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = "0";';
+        $js .= $jstmpw;
+
+        return array($js, $html);
+    }
 }
 /**
  * This class handles the SCORM export of hotpot questions
@@ -587,63 +587,63 @@ 
  */
 class ScormAnswerHotspot extends Answer
 {
-	/**
-	 * Returns the javascript code that goes with HotSpot exercises
-	 * @return string	The JavaScript code
-	 */
-	function get_js_header()
-	{
-		if ($this->standalone) {
-			$header = '<script>';
-			$header .= file_get_contents('../inc/lib/javascript/hotspot/js/hotspot.js');
-			$header .= '</script>';
-			//because this header closes so many times the <script> tag, we have to reopen our own
-			$header .= '<script>';
-			$header .= 'questions_answers['.$this->questionJSId.'] = new Array();'."\n";
-			$header .= 'questions_answers_correct['.$this->questionJSId.'] = new Array();'."\n";
-			$header .= 'questions_types['.$this->questionJSId.'] = \'hotspot\';'."\n";
-			$jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
-			$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
-			$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][1] = 0;'.";\n";
-			$header .= $jstmpw;
-		} else {
-			$header = '';
-			$header .= 'questions_answers['.$this->questionJSId.'] = new Array();'."\n";
-			$header .= 'questions_answers_correct['.$this->questionJSId.'] = new Array();'."\n";
-			$header .= 'questions_types['.$this->questionJSId.'] = \'hotspot\';'."\n";
-			$jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
-			$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
-			$jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][1] = 0;'."\n";
-			$header .= $jstmpw;
-		}
-
-		return $header;
-	}
-	/**
-	 * Export the text with missing words.
-	 *
-	 * As a side effect, it stores two lists in the class :
-	 * the missing words and their respective weightings.
-	 *
-	 */
-	function export()
-	{
-		$js = $this->get_js_header();
-		$html = '<tr><td colspan="2"><table width="100%">';
-		// some javascript must be added for that kind of questions
-		$html .= '';
-
-		// Get the answers, make a list
-		$nbrAnswers=$this->selectNbrAnswers();
-
-		$answer_list = '<div style="padding: 10px; margin-left: -8px; border: 1px solid #4271b5; height: 448px; width: 200px;"><b>'.get_lang('HotspotZones').'</b><ol>';
+    /**
+     * Returns the javascript code that goes with HotSpot exercises
+     * @return string	The JavaScript code
+     */
+    function get_js_header()
+    {
+        if ($this->standalone) {
+            $header = '<script>';
+            $header .= file_get_contents('../inc/lib/javascript/hotspot/js/hotspot.js');
+            $header .= '</script>';
+            //because this header closes so many times the <script> tag, we have to reopen our own
+            $header .= '<script>';
+            $header .= 'questions_answers['.$this->questionJSId.'] = new Array();'."\n";
+            $header .= 'questions_answers_correct['.$this->questionJSId.'] = new Array();'."\n";
+            $header .= 'questions_types['.$this->questionJSId.'] = \'hotspot\';'."\n";
+            $jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
+            $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
+            $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][1] = 0;'.";\n";
+            $header .= $jstmpw;
+        } else {
+            $header = '';
+            $header .= 'questions_answers['.$this->questionJSId.'] = new Array();'."\n";
+            $header .= 'questions_answers_correct['.$this->questionJSId.'] = new Array();'."\n";
+            $header .= 'questions_types['.$this->questionJSId.'] = \'hotspot\';'."\n";
+            $jstmpw = 'questions_answers_ponderation['.$this->questionJSId.'] = new Array();'."\n";
+            $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][0] = 0;'."\n";
+            $jstmpw .= 'questions_answers_ponderation['.$this->questionJSId.'][1] = 0;'."\n";
+            $header .= $jstmpw;
+        }
+
+        return $header;
+    }
+    /**
+     * Export the text with missing words.
+     *
+     * As a side effect, it stores two lists in the class :
+     * the missing words and their respective weightings.
+     *
+     */
+    function export()
+    {
+        $js = $this->get_js_header();
+        $html = '<tr><td colspan="2"><table width="100%">';
+        // some javascript must be added for that kind of questions
+        $html .= '';
+
+        // Get the answers, make a list
+        $nbrAnswers=$this->selectNbrAnswers();
+
+        $answer_list = '<div style="padding: 10px; margin-left: -8px; border: 1px solid #4271b5; height: 448px; width: 200px;"><b>'.get_lang('HotspotZones').'</b><ol>';
         for ($answerId = 1; $answerId <= $nbrAnswers; $answerId++) {
             $answer_list .= '<li>'.$this->selectAnswer($answerId).'</li>';
         }
         $answer_list .= '</ol></div>';
-		$canClick = true;
-		$relPath = api_get_path(REL_PATH);
-		$html .= <<<HTML
+        $canClick = true;
+        $relPath = api_get_path(REL_PATH);
+        $html .= <<<HTML
             <tr>
                 <td>
                     <div id="hotspot-{$this->questionJSId}"></div>
@@ -663,13 +663,13 @@ 
                 </td>
             <tr>
 HTML;
-		$html .= '</table></td></tr>';
+        $html .= '</table></td></tr>';
 
-		// currently the free answers cannot be displayed, so ignore the textarea
-		$html = '<tr><td colspan="2">'.get_lang('ThisItemIsNotExportable').'</td></tr>';
+        // currently the free answers cannot be displayed, so ignore the textarea
+        $html = '<tr><td colspan="2">'.get_lang('ThisItemIsNotExportable').'</td></tr>';
 
-		return array($js, $html);
-	}
+        return array($js, $html);
+    }
 }
 
 /**
@@ -684,32 +684,32 @@ 
  */
 class ScormAssessmentItem
 {
-	public $question;
-	public $question_ident;
-	public $answer;
-	public $standalone;
-
-	/**
-	 * Constructor.
-	 *
-	 * @param ScormQuestion $question The Question object we want to export.
-	 */
-	public function __construct($question, $standalone = false)
-	{
-		$this->question = $question;
-		$this->question->setAnswer();
-		$this->questionIdent = "QST_" . $question->id ;
-		$this->standalone = $standalone;
-	}
-
-	/**
-	 * Start the XML flow.
-	 *
-	 * This opens the <item> block, with correct attributes.
-	 *
-	 */
-	function start_page()
-	{
+    public $question;
+    public $question_ident;
+    public $answer;
+    public $standalone;
+
+    /**
+     * Constructor.
+     *
+     * @param ScormQuestion $question The Question object we want to export.
+     */
+    public function __construct($question, $standalone = false)
+    {
+        $this->question = $question;
+        $this->question->setAnswer();
+        $this->questionIdent = "QST_" . $question->id ;
+        $this->standalone = $standalone;
+    }
+
+    /**
+     * Start the XML flow.
+     *
+     * This opens the <item> block, with correct attributes.
+     *
+     */
+    function start_page()
+    {
         $head = '';
         if ($this->standalone) {
             $charset = 'UTF-8';
@@ -717,89 +717,89 @@ 
             $head .= '<html>';
         }
 
-		return $head;
-	}
+        return $head;
+    }
 
-	/**
-	 * End the XML flow, closing the </item> tag.
-	 *
-	 */
-	function end_page()
+    /**
+     * End the XML flow, closing the </item> tag.
+     *
+     */
+    function end_page()
+    {
+        if ($this->standalone) {
+            return '</html>';
+        }
+
+        return '';
+    }
+
+    /**
+     * Start document header
+     */
+    function start_header()
+    {
+        if ($this->standalone) {
+            return '<head>';
+        }
+
+        return '';
+    }
+
+    /**
+     * Print CSS inclusion
+     */
+    function css()
+    {
+        $css = '';
+        if ($this->standalone) {
+            $css = '<style type="text/css" media="screen, projection">';
+            $css .= '/*<![CDATA[*/'."\n";
+            $css .= '/*]]>*/'."\n";
+            $css .= '</style>'."\n";
+            $css .= '<style type="text/css" media="print">';
+            $css .= '/*<![CDATA[*/'."\n";
+            $css .= '/*]]>*/'."\n";
+            $css .= '</style>';
+        }
+
+        return $css;
+    }
+
+    /**
+     * End document header
+     */
+    function end_header()
+    {
+        if ($this->standalone) {
+            return '</head>';
+        }
+
+        return '';
+    }
+    /**
+     * Start the itemBody
+     *
+     */
+    function start_js()
     {
-		if ($this->standalone) {
-			return '</html>';
-		}
-
-		return '';
-	}
-
-	/**
-	 * Start document header
-	 */
-	function start_header()
-	{
-		if ($this->standalone) {
-			return '<head>';
-		}
-
-		return '';
-	}
-
-	/**
-	 * Print CSS inclusion
-	 */
-	function css()
-	{
-		$css = '';
-		if ($this->standalone) {
-			$css = '<style type="text/css" media="screen, projection">';
-			$css .= '/*<![CDATA[*/'."\n";
-			$css .= '/*]]>*/'."\n";
-			$css .= '</style>'."\n";
-			$css .= '<style type="text/css" media="print">';
-			$css .= '/*<![CDATA[*/'."\n";
-			$css .= '/*]]>*/'."\n";
-			$css .= '</style>';
-		}
-
-		return $css;
-	}
-
-	/**
-	 * End document header
-	 */
-	function end_header()
-	{
-		if ($this->standalone) {
-			return '</head>';
-		}
-
-		return '';
-	}
-	/**
-	 * Start the itemBody
-	 *
-	 */
-	function start_js()
-	{
         $js = '<script type="text/javascript" src="assets/api_wrapper.js"></script>';
-		if ($this->standalone) {
-			return '<script>';
-		}
-		return $js;
-	}
-
-	/**
-	 * Common JS functions
-	 */
-	function common_js()
-	{
-		$js = 'var questions = new Array();';
-		$js .= 'var questions_answers = new Array();';
-		$js .= 'var questions_answers_correct = new Array();';
-		$js .= 'var questions_types = new Array();';
-		$js .= "\n" .
-			'/**
+        if ($this->standalone) {
+            return '<script>';
+        }
+        return $js;
+    }
+
+    /**
+     * Common JS functions
+     */
+    function common_js()
+    {
+        $js = 'var questions = new Array();';
+        $js .= 'var questions_answers = new Array();';
+        $js .= 'var questions_answers_correct = new Array();';
+        $js .= 'var questions_types = new Array();';
+        $js .= "\n" .
+            '/**
              * Assigns any event handler to any element
              * @param	object	Element on which the event is added
              * @param	string	Name of event
@@ -834,79 +834,79 @@ 
             	addEvent(window,\'unload\',unloadPage,false);
             }'."\n\n";
 
-		$js .= '';
-		$js .= 'addEvent(window,\'load\',addListeners,false);'."\n";
+        $js .= '';
+        $js .= 'addEvent(window,\'load\',addListeners,false);'."\n";
         if ($this->standalone) {
             return $js."\n";
         }
-		return '';
-	}
-
-	/**
-	 * End the itemBody part.
-	 *
-	 */
-	function end_js()
-	{
+        return '';
+    }
+
+    /**
+     * End the itemBody part.
+     *
+     */
+    function end_js()
+    {
         if ($this->standalone) {
             return '</script>';
         }
 
         return '';
-	}
-
-	/**
-	 * Start the itemBody
-	 *
-	 */
-	function start_body()
-	{
-		if ($this->standalone) {
-			return '<body><form id="dokeos_scorm_form" method="post" action="">';
-		}
-
-		return '';
-	}
-
-	/**
-	 * End the itemBody part.
-	 *
-	 */
-	function end_body()
-	{
-		if ($this->standalone) {
-			return '<br /><input class="btn" type="button" id="dokeos_scorm_submit" name="dokeos_scorm_submit" value="OK" /></form></body>';
-		}
-
-		return '';
-	}
-
-	/**
-	 * Export the question as a SCORM Item.
-	 * This is a default behaviour, some classes may want to override this.
-	 * @return string|array A string, the XML flow for an Item.
-	 */
-	function export()
-	{
-		list($js, $html) = $this->question->export();
-		if ($this->standalone) {
-			$res = $this->start_page()
-				. $this->start_header()
-				. $this->css()
-				. $this->start_js()
-				. $this->common_js()
-				. $js
-				. $this->end_js()
-				. $this->end_header()
-				. $this->start_body()
+    }
+
+    /**
+     * Start the itemBody
+     *
+     */
+    function start_body()
+    {
+        if ($this->standalone) {
+            return '<body><form id="dokeos_scorm_form" method="post" action="">';
+        }
+
+        return '';
+    }
+
+    /**
+     * End the itemBody part.
+     *
+     */
+    function end_body()
+    {
+        if ($this->standalone) {
+            return '<br /><input class="btn" type="button" id="dokeos_scorm_submit" name="dokeos_scorm_submit" value="OK" /></form></body>';
+        }
+
+        return '';
+    }
+
+    /**
+     * Export the question as a SCORM Item.
+     * This is a default behaviour, some classes may want to override this.
+     * @return string|array A string, the XML flow for an Item.
+     */
+    function export()
+    {
+        list($js, $html) = $this->question->export();
+        if ($this->standalone) {
+            $res = $this->start_page()
+                . $this->start_header()
+                . $this->css()
+                . $this->start_js()
+                . $this->common_js()
+                . $js
+                . $this->end_js()
+                . $this->end_header()
+                . $this->start_body()
                 . $html
-				. $this->end_body()
-				. $this->end_page();
-			return $res;
-		} else {
-			return array($js, $html);
-		}
-	}
+                . $this->end_body()
+                . $this->end_page();
+            return $res;
+        } else {
+            return array($js, $html);
+        }
+    }
 }
 
 /**
@@ -923,103 +923,103 @@ 
  */
 class ScormSection
 {
-	public $exercise;
-	public $standalone;
-
-	/**
-	 * Send a complete exercise in SCORM format, from its ID
-	 *
-	 * @param Exercise $exercise The exercise to export
-	 * @param boolean $standalone Wether it should include XML tag and DTD line.
-	 * @return string XML as a string, or an empty string if there's no exercise with given ID.
-	 */
-	public static function export_exercise_to_scorm(Exercise $exercise, $standalone = true)
-	{
-		$ims = new ScormSection($exercise);
-		$xml = $ims->export($standalone);
-
-		return $xml;
-	}
-
-	/**
-	 * Constructor.
-	 * @param Exercise $exe The Exercise instance to export
-	 * @author Amand Tihon <amand@alrj.org>
-	 */
-	public function __construct($exe)
-	{
-		$this->exercise = $exe;
-	}
-
-	/**
-	 * Start the XML flow.
-	 *
-	 * This opens the <item> block, with correct attributes.
-	 *
-	 */
-	function start_page()
-	{
+    public $exercise;
+    public $standalone;
+
+    /**
+     * Send a complete exercise in SCORM format, from its ID
+     *
+     * @param Exercise $exercise The exercise to export
+     * @param boolean $standalone Wether it should include XML tag and DTD line.
+     * @return string XML as a string, or an empty string if there's no exercise with given ID.
+     */
+    public static function export_exercise_to_scorm(Exercise $exercise, $standalone = true)
+    {
+        $ims = new ScormSection($exercise);
+        $xml = $ims->export($standalone);
+
+        return $xml;
+    }
+
+    /**
+     * Constructor.
+     * @param Exercise $exe The Exercise instance to export
+     * @author Amand Tihon <amand@alrj.org>
+     */
+    public function __construct($exe)
+    {
+        $this->exercise = $exe;
+    }
+
+    /**
+     * Start the XML flow.
+     *
+     * This opens the <item> block, with correct attributes.
+     *
+     */
+    function start_page()
+    {
         $charset = 'UTF-8';
-		$head = '<?xml version="1.0" encoding="'.$charset.'" standalone="no"?><html>';
-
-		return $head;
-	}
-
-	/**
-	 * End the XML flow, closing the </item> tag.
-	 *
-	 */
-	function end_page()
-	{
-		return '</html>';
-	}
-
-	/**
-	 * Start document header
-	 */
-	function start_header()
-	{
-		return '<head>';
-	}
-
-	/**
-	 * Print CSS inclusion
-	 */
-	private function css()
-	{
-		return '';
-	}
-
-	/**
-	 * End document header
-	 */
+        $head = '<?xml version="1.0" encoding="'.$charset.'" standalone="no"?><html>';
+
+        return $head;
+    }
+
+    /**
+     * End the XML flow, closing the </item> tag.
+     *
+     */
+    function end_page()
+    {
+        return '</html>';
+    }
+
+    /**
+     * Start document header
+     */
+    function start_header()
+    {
+        return '<head>';
+    }
+
+    /**
+     * Print CSS inclusion
+     */
+    private function css()
+    {
+        return '';
+    }
+
+    /**
+     * End document header
+     */
     private function end_header()
-	{
-		return '</head>';
-	}
-
-	/**
-	 * Start the itemBody
-	 *
-	 */
+    {
+        return '</head>';
+    }
+
+    /**
+     * Start the itemBody
+     *
+     */
     private function start_js()
-	{
-		return '<script>';
-	}
-
-	/**
-	 * Common JS functions
-	 */
-	public function common_js()
-	{
-		$js = file_get_contents('../inc/lib/javascript/hotspot/js/hotspot.js');
-
-		$js .= 'var questions = new Array();' . "\n";
-		$js .= 'var questions_answers = new Array();' . "\n";
-		$js .= 'var questions_answers_correct = new Array();' . "\n";
-		$js .= 'var questions_types = new Array();' . "\n";
-		$js .= "\n" .
-			'/**
+    {
+        return '<script>';
+    }
+
+    /**
+     * Common JS functions
+     */
+    public function common_js()
+    {
+        $js = file_get_contents('../inc/lib/javascript/hotspot/js/hotspot.js');
+
+        $js .= 'var questions = new Array();' . "\n";
+        $js .= 'var questions_answers = new Array();' . "\n";
+        $js .= 'var questions_answers_correct = new Array();' . "\n";
+        $js .= 'var questions_types = new Array();' . "\n";
+        $js .= "\n" .
+            '/**
              * Assigns any event handler to any element
              * @param	object	Element on which the event is added
              * @param	string	Name of event
@@ -1061,76 +1061,76 @@ 
             }
             '."\n";
 
-		$js .= '';
-		$js .= 'addEvent(window,\'load\',addListeners,false);'."\n";
-		return $js. "\n";
-	}
+        $js .= '';
+        $js .= 'addEvent(window,\'load\',addListeners,false);'."\n";
+        return $js. "\n";
+    }
+
+    /**
+     * End the itemBody part.
+     *
+     */
+    function end_js()
+    {
+        return '</script>';
+    }
+
+    /**
+     * Start the itemBody
+     *
+     */
+    function start_body()
+    {
+        return '<body>'.
+        '<h1>'.$this->exercise->selectTitle().'</h1><p>'.$this->exercise->selectDescription()."</p>".
+        '<form id="dokeos_scorm_form" method="post" action="">'.
+        '<table width="100%">';
+    }
+
+    /**
+     * End the itemBody part.
+     *
+     */
+    function end_body()
+    {
+        return '</table><br /><input class="btn btn-primary" type="button" id="dokeos_scorm_submit" name="dokeos_scorm_submit" value="OK" /></form></body>';
+    }
 
-	/**
-	 * End the itemBody part.
-	 *
-	 */
-	function end_js()
+    /**
+     * Export the question as a SCORM Item.
+     *
+     * This is a default behaviour, some classes may want to override this.
+     *
+     * @param $standalone: Boolean stating if it should be exported as a stand-alone question
+     * @return string string, the XML flow for an Item.
+     */
+    function export()
     {
-		return '</script>';
-	}
-
-	/**
-	 * Start the itemBody
-	 *
-	 */
-	function start_body()
-	{
-		return '<body>'.
-		'<h1>'.$this->exercise->selectTitle().'</h1><p>'.$this->exercise->selectDescription()."</p>".
-		'<form id="dokeos_scorm_form" method="post" action="">'.
-		'<table width="100%">';
-	}
-
-	/**
-	 * End the itemBody part.
-	 *
-	 */
-	function end_body()
-	{
-		return '</table><br /><input class="btn btn-primary" type="button" id="dokeos_scorm_submit" name="dokeos_scorm_submit" value="OK" /></form></body>';
-	}
-
-	/**
-	 * Export the question as a SCORM 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()
-	{
-		global $charset;
-
-		$head = '';
-		if ($this->standalone) {
-			$head = '<?xml version = "1.0" encoding = "' . $charset . '" standalone = "no"?>' . "\n"
-				. '<!DOCTYPE questestinterop SYSTEM "ims_qtiasiv2p1.dtd">' . "\n";
-		}
-
-		list($js, $html) = $this->export_questions();
-		$res = $this->start_page()
-			. $this->start_header()
-			. $this->css()
+        global $charset;
+
+        $head = '';
+        if ($this->standalone) {
+            $head = '<?xml version = "1.0" encoding = "' . $charset . '" standalone = "no"?>' . "\n"
+                . '<!DOCTYPE questestinterop SYSTEM "ims_qtiasiv2p1.dtd">' . "\n";
+        }
+
+        list($js, $html) = $this->export_questions();
+        $res = $this->start_page()
+            . $this->start_header()
+            . $this->css()
             . $this->globalAssets()
-			. $this->start_js()
-			. $this->common_js()
-			. $js
-			. $this->end_js()
-			. $this->end_header()
-			. $this->start_body()
-			. $html
-			. $this->end_body()
-			. $this->end_page();
-
-		return $res;
-	}
+            . $this->start_js()
+            . $this->common_js()
+            . $js
+            . $this->end_js()
+            . $this->end_header()
+            . $this->start_body()
+            . $html
+            . $this->end_body()
+            . $this->end_page();
+
+        return $res;
+    }
 
     /**
      * @return string
@@ -1144,21 +1144,21 @@ 
         return $assets;
     }
 
-	/**
-	 * Export the questions, as a succession of <items>
-	 * @author Amand Tihon <amand@alrj.org>
-	 */
-	function export_questions()
-	{
-		$js = $html = "";
-		$js_id = 0;
-		foreach ($this->exercise->selectQuestionList() as $q) {
-			list($jstmp, $htmltmp)= ScormQuestion::export_question($q, false, $js_id);
-			$js .= $jstmp."\n";
-			$html .= $htmltmp."\n";
-			++$js_id;
-		}
-
-		return array($js, $html);
-	}
+    /**
+     * Export the questions, as a succession of <items>
+     * @author Amand Tihon <amand@alrj.org>
+     */
+    function export_questions()
+    {
+        $js = $html = "";
+        $js_id = 0;
+        foreach ($this->exercise->selectQuestionList() as $q) {
+            list($jstmp, $htmltmp)= ScormQuestion::export_question($q, false, $js_id);
+            $js .= $jstmp."\n";
+            $html .= $htmltmp."\n";
+            ++$js_id;
+        }
+
+        return array($js, $html);
+    }
 }

main/ticket/tickets.php

Indentation +1 added lines, -1 removed lines

@@ -289,7 +289,7 @@
         echo '<div class="actions" >';
         echo '<a href="' . api_get_path(WEB_CODE_PATH) . 'ticket/new_ticket.php?project_id='.$projectId.'">' .
                 Display::return_icon('add.png', get_lang('Add'), '', '32') .
-             '</a>';
+                '</a>';
         echo '</div>';
     }
 }

src/Chamilo/CourseBundle/Component/CourseCopy/CourseRestorer.php

Indentation +579 added lines, -579 removed lines

@@ -24,8 +24,8 @@ 
 class CourseRestorer
 {
     /**
-    * The course-object
-    */
+     * The course-object
+     */
     public $course;
     public $destination_course_info;
 
@@ -44,7 +44,7 @@ 
         'events',
         'forum_category',
         'forums',
-       // 'forum_topics',
+        // 'forum_topics',
         'glossary',
         'quizzes',
         'test_category',
@@ -112,15 +112,15 @@ 
         $this->tool_copy_settings = $array;
     }
 
-	/**
-	 * Restore a course.
+    /**
+     * Restore a course.
      *
-	 * @param string    $destination_course_code code of the Chamilo-course in
-	 * @param int	    $session_id
-	 * @param bool	    $update_course_settings Course settings are going to be restore?
+     * @param string    $destination_course_code code of the Chamilo-course in
+     * @param int	    $session_id
+     * @param bool	    $update_course_settings Course settings are going to be restore?
      * @param bool      $respect_base_content
      * @return false|null
-	 */
+     */
     public function restore(
         $destination_course_code = '',
         $session_id = 0,
@@ -256,17 +256,17 @@ 
         }
     }
 
-	/**
-	 * Restore only harmless course settings:
+    /**
+     * Restore only harmless course settings:
      * course_language, visibility, department_name,department_url,
      * subscribe, unsubscribe ,category_code
-	 *
-	 * @param string $destination_course_code
-	 */
+     *
+     * @param string $destination_course_code
+     */
     public function restore_course_settings($destination_course_code)
     {
-	    $origin_course_info = api_get_course_info($destination_course_code);
-	    $course_info = $this->course->info;
+        $origin_course_info = api_get_course_info($destination_course_code);
+        $course_info = $this->course->info;
         $params['course_language'] = $course_info['language'];
         $params['visibility'] = $course_info['visibility'];
         $params['department_name'] = $course_info['department_name'];
@@ -276,7 +276,7 @@ 
         $params['subscribe'] = $course_info['subscribe_allowed'];
         $params['unsubscribe'] = $course_info['unsubscribe'];
         CourseManager::update_attributes($origin_course_info['real_id'], $params);
-	}
+    }
 
     /**
      * Restore documents
@@ -922,56 +922,56 @@ 
         unset($_SESSION['new_base_foldername']);
         unset($_SESSION['orig_base_foldername']);
         unset($_SESSION['new_base_path']);
-	}
+    }
 
-	/**
-	 * Restore scorm documents
-	 * TODO @TODO check that the restore function with renaming doesn't break the scorm structure!
+    /**
+     * Restore scorm documents
+     * TODO @TODO check that the restore function with renaming doesn't break the scorm structure!
      * see #7029
-	 */
-	public function restore_scorm_documents()
+     */
+    public function restore_scorm_documents()
     {
-		$perm = api_get_permissions_for_new_directories();
+        $perm = api_get_permissions_for_new_directories();
 
-		if ($this->course->has_resources(RESOURCE_SCORM)) {
-			$resources = $this->course->resources;
+        if ($this->course->has_resources(RESOURCE_SCORM)) {
+            $resources = $this->course->resources;
 
-			foreach ($resources[RESOURCE_SCORM] as $document) {
-				$path = api_get_path(SYS_COURSE_PATH).$this->course->destination_path.'/';
-				@mkdir(dirname($path.$document->path), $perm, true);
+            foreach ($resources[RESOURCE_SCORM] as $document) {
+                $path = api_get_path(SYS_COURSE_PATH).$this->course->destination_path.'/';
+                @mkdir(dirname($path.$document->path), $perm, true);
 
-				if (file_exists($path.$document->path)) {
-					switch ($this->file_option) {
-						case FILE_OVERWRITE:
-							rmdirr($path.$document->path);
+                if (file_exists($path.$document->path)) {
+                    switch ($this->file_option) {
+                        case FILE_OVERWRITE:
+                            rmdirr($path.$document->path);
                             copyDirTo(
                                 $this->course->backup_path . '/' . $document->path,
                                 $path . dirname($document->path),
                                 false
                             );
-							break;
-						case FILE_SKIP:
-							break;
+                            break;
+                        case FILE_SKIP:
+                            break;
                         case FILE_RENAME:
-							$i = 1;
-							$ext = explode('.', basename($document->path));
-							if (count($ext) > 1) {
-								$ext = array_pop($ext);
-								$file_name_no_ext = substr($document->path, 0, - (strlen($ext) + 1));
-								$ext = '.'.$ext;
-							} else {
-								$ext = '';
-								$file_name_no_ext = $document->path;
-							}
-
-							$new_file_name = $file_name_no_ext.'_'.$i.$ext;
-							$file_exists = file_exists($path.$new_file_name);
-
-							while ($file_exists) {
-								$i ++;
-								$new_file_name = $file_name_no_ext.'_'.$i.$ext;
-								$file_exists = file_exists($path.$new_file_name);
-							}
+                            $i = 1;
+                            $ext = explode('.', basename($document->path));
+                            if (count($ext) > 1) {
+                                $ext = array_pop($ext);
+                                $file_name_no_ext = substr($document->path, 0, - (strlen($ext) + 1));
+                                $ext = '.'.$ext;
+                            } else {
+                                $ext = '';
+                                $file_name_no_ext = $document->path;
+                            }
+
+                            $new_file_name = $file_name_no_ext.'_'.$i.$ext;
+                            $file_exists = file_exists($path.$new_file_name);
+
+                            while ($file_exists) {
+                                $i ++;
+                                $new_file_name = $file_name_no_ext.'_'.$i.$ext;
+                                $file_exists = file_exists($path.$new_file_name);
+                            }
 
                             rename(
                                 $this->course->backup_path . '/' . $document->path,
@@ -987,30 +987,30 @@ 
                                 $this->course->backup_path . '/' . $document->path
                             );
 
-							break;
-					} // end switch
-				} else {
+                            break;
+                    } // end switch
+                } else {
                     // end if file exists
                     copyDirTo(
                         $this->course->backup_path . '/' . $document->path,
                         $path . dirname($document->path),
                         false
                     );
-				}
-			} // end for each
-		}
-	}
-
-	/**
-	 * Restore forums
-	 */
-	public function restore_forums($sessionId = 0)
+                }
+            } // end for each
+        }
+    }
+
+    /**
+     * Restore forums
+     */
+    public function restore_forums($sessionId = 0)
     {
-		if ($this->course->has_resources(RESOURCE_FORUM)) {
+        if ($this->course->has_resources(RESOURCE_FORUM)) {
             $sessionId = intval($sessionId);
-			$table_forum = Database::get_course_table(TABLE_FORUM);
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_FORUM] as $id => $forum) {
+            $table_forum = Database::get_course_table(TABLE_FORUM);
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_FORUM] as $id => $forum) {
                 $params = (array)$forum->obj;
                 $cat_id = '';
                 if (isset($this->course->resources[RESOURCE_FORUMCATEGORY]) &&
@@ -1057,33 +1057,33 @@ 
                     Database::query($sql);
                 }
 
-				$this->course->resources[RESOURCE_FORUM][$id]->destination_id = $new_id;
-
-				$forum_topics = 0;
-				if (is_array($this->course->resources[RESOURCE_FORUMTOPIC])) {
-					foreach ($this->course->resources[RESOURCE_FORUMTOPIC] as $topic_id => $topic) {
-						if ($topic->obj->forum_id == $id) {
-							$this->restore_topic($topic_id, $new_id, $sessionId);
-							$forum_topics ++;
-						}
-					}
-				}
-				if ($forum_topics > 0) {
-					$sql = "UPDATE ".$table_forum." SET forum_threads = ".$forum_topics."
+                $this->course->resources[RESOURCE_FORUM][$id]->destination_id = $new_id;
+
+                $forum_topics = 0;
+                if (is_array($this->course->resources[RESOURCE_FORUMTOPIC])) {
+                    foreach ($this->course->resources[RESOURCE_FORUMTOPIC] as $topic_id => $topic) {
+                        if ($topic->obj->forum_id == $id) {
+                            $this->restore_topic($topic_id, $new_id, $sessionId);
+                            $forum_topics ++;
+                        }
+                    }
+                }
+                if ($forum_topics > 0) {
+                    $sql = "UPDATE ".$table_forum." SET forum_threads = ".$forum_topics."
                             WHERE c_id = {$this->destination_course_id} AND forum_id = ".(int)$new_id;
-					Database::query($sql);
-				}
-			}
-		}
-	}
-
-	/**
-	 * Restore forum-categories
-	 */
+                    Database::query($sql);
+                }
+            }
+        }
+    }
+
+    /**
+     * Restore forum-categories
+     */
     public function restore_forum_category($my_id = null, $sessionId = 0)
     {
-		$forum_cat_table = Database :: get_course_table(TABLE_FORUM_CATEGORY);
-		$resources = $this->course->resources;
+        $forum_cat_table = Database :: get_course_table(TABLE_FORUM_CATEGORY);
+        $resources = $this->course->resources;
         if (!empty($resources[RESOURCE_FORUMCATEGORY])) {
             foreach ($resources[RESOURCE_FORUMCATEGORY] as $id => $forum_cat) {
                 if (!empty($my_id)) {
@@ -1121,16 +1121,16 @@ 
                 }
             }
         }
-	}
+    }
 
-	/**
-	 * Restore a forum-topic
-	 * @param false|string $forum_id
-	 */
+    /**
+     * Restore a forum-topic
+     * @param false|string $forum_id
+     */
     public function restore_topic($thread_id, $forum_id, $sessionId = 0)
     {
-		$table = Database :: get_course_table(TABLE_FORUM_THREAD);
-		$topic = $this->course->resources[RESOURCE_FORUMTOPIC][$thread_id];
+        $table = Database :: get_course_table(TABLE_FORUM_THREAD);
+        $topic = $this->course->resources[RESOURCE_FORUMTOPIC][$thread_id];
 
         $params = (array)$topic->obj;
         $params = self::DBUTF8_array($params);
@@ -1167,27 +1167,27 @@ 
             $sessionId
         );
 
-		$this->course->resources[RESOURCE_FORUMTOPIC][$thread_id]->destination_id = $new_id;
-		$topic_replies = -1;
-
-		foreach ($this->course->resources[RESOURCE_FORUMPOST] as $post_id => $post) {
-			if ($post->obj->thread_id == $thread_id) {
-				$topic_replies++;
-				$this->restore_post($post_id, $new_id, $forum_id, $sessionId);
-			}
-		}
-		return $new_id;
-	}
-
-	/**
-	 * Restore a forum-post
-	 * @TODO Restore tree-structure of posts. For example: attachments to posts.
-	 * @param false|string $topic_id
-	 */
+        $this->course->resources[RESOURCE_FORUMTOPIC][$thread_id]->destination_id = $new_id;
+        $topic_replies = -1;
+
+        foreach ($this->course->resources[RESOURCE_FORUMPOST] as $post_id => $post) {
+            if ($post->obj->thread_id == $thread_id) {
+                $topic_replies++;
+                $this->restore_post($post_id, $new_id, $forum_id, $sessionId);
+            }
+        }
+        return $new_id;
+    }
+
+    /**
+     * Restore a forum-post
+     * @TODO Restore tree-structure of posts. For example: attachments to posts.
+     * @param false|string $topic_id
+     */
     public function restore_post($id, $topic_id, $forum_id, $sessionId = 0)
     {
-		$table_post = Database :: get_course_table(TABLE_FORUM_POST);
-		$post = $this->course->resources[RESOURCE_FORUMPOST][$id];
+        $table_post = Database :: get_course_table(TABLE_FORUM_POST);
+        $post = $this->course->resources[RESOURCE_FORUMPOST][$id];
         $params = (array) $post->obj;
         $params['c_id'] = $this->destination_course_id;
         $params['forum_id'] = $forum_id;
@@ -1223,37 +1223,37 @@ 
             null,
             $sessionId
         );
-		$this->course->resources[RESOURCE_FORUMPOST][$id]->destination_id = $new_id;
+        $this->course->resources[RESOURCE_FORUMPOST][$id]->destination_id = $new_id;
 
-		return $new_id;
-	}
+        return $new_id;
+    }
 
-	/**
-	 * Restore links
-	 */
+    /**
+     * Restore links
+     */
     public function restore_links($session_id = 0)
     {
-		if ($this->course->has_resources(RESOURCE_LINK)) {
-			$link_table = Database :: get_course_table(TABLE_LINK);
-			$resources = $this->course->resources;
+        if ($this->course->has_resources(RESOURCE_LINK)) {
+            $link_table = Database :: get_course_table(TABLE_LINK);
+            $resources = $this->course->resources;
 
-			foreach ($resources[RESOURCE_LINK] as $id => $link) {
+            foreach ($resources[RESOURCE_LINK] as $id => $link) {
                 $cat_id = $this->restore_link_category(
                     $link->category_id,
                     $session_id
                 );
-				$sql = "SELECT MAX(display_order)
+                $sql = "SELECT MAX(display_order)
 				        FROM $link_table
 				        WHERE
 				            c_id = ".$this->destination_course_id." AND
 				            category_id='" . intval($cat_id). "'";
-				$result = Database::query($sql);
-    			list($max_order) = Database::fetch_array($result);
+                $result = Database::query($sql);
+                list($max_order) = Database::fetch_array($result);
 
                 $params = [];
-    			if (!empty($session_id)) {
+                if (!empty($session_id)) {
                     $params['session_id'] = $session_id;
-    			}
+                }
 
                 $params['c_id'] = $this->destination_course_id;
                 $params['url'] = self::DBUTF8($link->url);
@@ -1282,9 +1282,9 @@ 
                     }
                     $this->course->resources[RESOURCE_LINK][$id]->destination_id = $id;
                 }
-			}
-		}
-	}
+            }
+        }
+    }
 
     /**
      * Restore a link-category
@@ -1328,21 +1328,21 @@ 
         return $this->course->resources[RESOURCE_LINKCATEGORY][$id]->destination_id;
     }
 
-	/**
-	 * Restore tool intro
-	 */
+    /**
+     * Restore tool intro
+     */
     public function restore_tool_intro($sessionId = 0)
     {
-		if ($this->course->has_resources(RESOURCE_TOOL_INTRO)) {
+        if ($this->course->has_resources(RESOURCE_TOOL_INTRO)) {
             $sessionId = intval($sessionId);
-			$tool_intro_table = Database :: get_course_table(TABLE_TOOL_INTRO);
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_TOOL_INTRO] as $id => $tool_intro) {
-				$sql = "DELETE FROM $tool_intro_table
+            $tool_intro_table = Database :: get_course_table(TABLE_TOOL_INTRO);
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_TOOL_INTRO] as $id => $tool_intro) {
+                $sql = "DELETE FROM $tool_intro_table
 				        WHERE
 				            c_id = ".$this->destination_course_id." AND
 				            id='".self::DBUTF8escapestring($tool_intro->id)."'";
-				Database::query($sql);
+                Database::query($sql);
 
                 $tool_intro->intro_text = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $tool_intro->intro_text,
@@ -1372,21 +1372,21 @@ 
 
                     $this->course->resources[RESOURCE_TOOL_INTRO][$id]->destination_id = $id;
                 }
-			}
-		}
-	}
+            }
+        }
+    }
 
-	/**
-	 * Restore events
-	 */
+    /**
+     * Restore events
+     */
     public function restore_events($sessionId = 0)
     {
-		if ($this->course->has_resources(RESOURCE_EVENT)) {
+        if ($this->course->has_resources(RESOURCE_EVENT)) {
             $sessionId = intval($sessionId);
-			$table = Database :: get_course_table(TABLE_AGENDA);
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_EVENT] as $id => $event) {
-				// check resources inside html from ckeditor tool and copy correct urls into recipient course
+            $table = Database :: get_course_table(TABLE_AGENDA);
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_EVENT] as $id => $event) {
+                // check resources inside html from ckeditor tool and copy correct urls into recipient course
                 $event->content = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $event->content,
                     $this->course->code,
@@ -1404,7 +1404,7 @@ 
                     'end_date' => $event->end_date,
                     'session_id' => $sessionId
                 ];
-				$new_event_id = Database::insert($table, $params);
+                $new_event_id = Database::insert($table, $params);
 
                 if ($new_event_id) {
                     $sql = "UPDATE $table SET id = iid WHERE iid = $new_event_id";
@@ -1417,30 +1417,30 @@ 
                     $this->course->resources[RESOURCE_EVENT][$id]->destination_id = $new_event_id;
                 }
 
-				// Copy event attachment
+                // Copy event attachment
 
-				$origin_path = $this->course->backup_path.'/upload/calendar/';
-				$destination_path = api_get_path(SYS_COURSE_PATH).$this->course->destination_path.'/upload/calendar/';
+                $origin_path = $this->course->backup_path.'/upload/calendar/';
+                $destination_path = api_get_path(SYS_COURSE_PATH).$this->course->destination_path.'/upload/calendar/';
 
-				if (!empty($this->course->orig)) {
+                if (!empty($this->course->orig)) {
 
-					$table_attachment = Database :: get_course_table(TABLE_AGENDA_ATTACHMENT);
-					$sql = 'SELECT path, comment, size, filename
+                    $table_attachment = Database :: get_course_table(TABLE_AGENDA_ATTACHMENT);
+                    $sql = 'SELECT path, comment, size, filename
 					        FROM '.$table_attachment.'
 					        WHERE c_id = '.$this->destination_course_id.' AND agenda_id = '.$id;
-					$attachment_event = Database::query($sql);
-					$attachment_event = Database::fetch_object($attachment_event);
+                    $attachment_event = Database::query($sql);
+                    $attachment_event = Database::fetch_object($attachment_event);
 
-					if (file_exists($origin_path.$attachment_event->path) &&
+                    if (file_exists($origin_path.$attachment_event->path) &&
                         !is_dir($origin_path.$attachment_event->path)
                     ) {
-						$new_filename = uniqid(''); //ass seen in the add_agenda_attachment_file() function in agenda.inc.php
-						$copy_result = copy($origin_path.$attachment_event->path, $destination_path.$new_filename);
-						//$copy_result = true;
-						if ($copy_result) {
-							$table_attachment = Database :: get_course_table(TABLE_AGENDA_ATTACHMENT);
+                        $new_filename = uniqid(''); //ass seen in the add_agenda_attachment_file() function in agenda.inc.php
+                        $copy_result = copy($origin_path.$attachment_event->path, $destination_path.$new_filename);
+                        //$copy_result = true;
+                        if ($copy_result) {
+                            $table_attachment = Database :: get_course_table(TABLE_AGENDA_ATTACHMENT);
 
-							$params = [
+                            $params = [
                                 'c_id' => $this->destination_course_id,
                                 'path' => self::DBUTF8($new_filename),
                                 'comment' => self::DBUTF8($attachment_event->comment),
@@ -1454,17 +1454,17 @@ 
                                 Database::query($sql);
                             }
                         }
-					}
-				} else {
-					// get the info of the file
-					if (!empty($event->attachment_path) &&
+                    }
+                } else {
+                    // get the info of the file
+                    if (!empty($event->attachment_path) &&
                         is_file($origin_path.$event->attachment_path) &&
                         is_readable($origin_path.$event->attachment_path)
                     ) {
-						$new_filename = uniqid(''); //ass seen in the add_agenda_attachment_file() function in agenda.inc.php
-						$copy_result = copy($origin_path.$event->attachment_path, $destination_path.$new_filename);
-						if ($copy_result) {
-							$table_attachment = Database :: get_course_table(TABLE_AGENDA_ATTACHMENT);
+                        $new_filename = uniqid(''); //ass seen in the add_agenda_attachment_file() function in agenda.inc.php
+                        $copy_result = copy($origin_path.$event->attachment_path, $destination_path.$new_filename);
+                        if ($copy_result) {
+                            $table_attachment = Database :: get_course_table(TABLE_AGENDA_ATTACHMENT);
 
                             $params = [
                                 'c_id' => $this->destination_course_id,
@@ -1480,29 +1480,29 @@ 
                                 $sql = "UPDATE $table_attachment SET id = iid WHERE iid = $id";
                                 Database::query($sql);
                             }
-						}
-					}
-				}
-			}
-		}
-	}
-
-	/**
-	 * Restore course-description
-	 */
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * Restore course-description
+     */
     public function restore_course_descriptions($session_id = 0)
     {
-		if ($this->course->has_resources(RESOURCE_COURSEDESCRIPTION)) {
-			$table = Database :: get_course_table(TABLE_COURSE_DESCRIPTION);
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_COURSEDESCRIPTION] as $id => $cd) {
+        if ($this->course->has_resources(RESOURCE_COURSEDESCRIPTION)) {
+            $table = Database :: get_course_table(TABLE_COURSE_DESCRIPTION);
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_COURSEDESCRIPTION] as $id => $cd) {
                 $courseDescription = (array) $cd;
 
                 $content = isset($courseDescription['content']) ? $courseDescription['content'] : '';
                 $descriptionType = isset($courseDescription['description_type']) ? $courseDescription['description_type'] : '';
                 $title = isset($courseDescription['title']) ? $courseDescription['title'] : '';
 
-				// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                // check resources inside html from ckeditor tool and copy correct urls into recipient course
                 $description_content = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $content,
                     $this->course->code,
@@ -1531,22 +1531,22 @@ 
                     }
                     $this->course->resources[RESOURCE_COURSEDESCRIPTION][$id]->destination_id = $id;
                 }
-			}
-		}
-	}
+            }
+        }
+    }
 
-	/**
-	 * Restore announcements
-	 */
+    /**
+     * Restore announcements
+     */
     public function restore_announcements($sessionId = 0)
     {
-		if ($this->course->has_resources(RESOURCE_ANNOUNCEMENT)) {
+        if ($this->course->has_resources(RESOURCE_ANNOUNCEMENT)) {
             $sessionId = intval($sessionId);
-			$table = Database :: get_course_table(TABLE_ANNOUNCEMENT);
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_ANNOUNCEMENT] as $id => $announcement) {
+            $table = Database :: get_course_table(TABLE_ANNOUNCEMENT);
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_ANNOUNCEMENT] as $id => $announcement) {
 
-				// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                // check resources inside html from ckeditor tool and copy correct urls into recipient course
                 $announcement->content = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $announcement->content,
                     $this->course->code,
@@ -1565,7 +1565,7 @@ 
                     'session_id' => $sessionId,
                 ];
 
-				$new_announcement_id = Database::insert($table, $params);
+                $new_announcement_id = Database::insert($table, $params);
 
                 if ($new_announcement_id) {
                     $sql = "UPDATE $table SET id = iid WHERE iid = $new_announcement_id";
@@ -1577,32 +1577,32 @@ 
                     $this->course->resources[RESOURCE_ANNOUNCEMENT][$id]->destination_id = $new_announcement_id;
                 }
 
-				$origin_path = $this->course->backup_path.'/upload/announcements/';
-				$destination_path = api_get_path(SYS_COURSE_PATH).$this->course->destination_path.'/upload/announcements/';
+                $origin_path = $this->course->backup_path.'/upload/announcements/';
+                $destination_path = api_get_path(SYS_COURSE_PATH).$this->course->destination_path.'/upload/announcements/';
 
-				// Copy announcement attachment file
-				if (!empty($this->course->orig)) {
+                // Copy announcement attachment file
+                if (!empty($this->course->orig)) {
 
-					$table_attachment = Database::get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
-					$sql = 'SELECT path, comment, size, filename
+                    $table_attachment = Database::get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
+                    $sql = 'SELECT path, comment, size, filename
 					        FROM '.$table_attachment.'
 					        WHERE
 					            c_id = '.$this->destination_course_id.' AND
 					            announcement_id = '.$id;
-					$attachment_event = Database::query($sql);
-					$attachment_event = Database::fetch_object($attachment_event);
+                    $attachment_event = Database::query($sql);
+                    $attachment_event = Database::fetch_object($attachment_event);
 
-					if (file_exists($origin_path.$attachment_event->path) &&
+                    if (file_exists($origin_path.$attachment_event->path) &&
                         !is_dir($origin_path.$attachment_event->path)
                     ) {
-						$new_filename = uniqid(''); //ass seen in the add_agenda_attachment_file() function in agenda.inc.php
+                        $new_filename = uniqid(''); //ass seen in the add_agenda_attachment_file() function in agenda.inc.php
                         $copy_result = copy(
                             $origin_path.$attachment_event->path,
                             $destination_path.$new_filename
                         );
 
-						if ($copy_result) {
-							$table_attachment = Database :: get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
+                        if ($copy_result) {
+                            $table_attachment = Database :: get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
 
                             $params = [
                                 'c_id' => $this->destination_course_id,
@@ -1619,19 +1619,19 @@ 
                                 $sql = "UPDATE $table_attachment SET id = iid WHERE iid = $attachmentId";
                                 Database::query($sql);
                             }
-						}
-					}
-				} else {
-					// get the info of the file
-					if (!empty($announcement->attachment_path) &&
+                        }
+                    }
+                } else {
+                    // get the info of the file
+                    if (!empty($announcement->attachment_path) &&
                         is_file($origin_path.$announcement->attachment_path) &&
                         is_readable($origin_path.$announcement->attachment_path)
                     ) {
-						$new_filename = uniqid(''); //ass seen in the add_agenda_attachment_file() function in agenda.inc.php
-						$copy_result = copy($origin_path.$announcement->attachment_path, $destination_path.$new_filename);
+                        $new_filename = uniqid(''); //ass seen in the add_agenda_attachment_file() function in agenda.inc.php
+                        $copy_result = copy($origin_path.$announcement->attachment_path, $destination_path.$new_filename);
 
-						if ($copy_result) {
-							$table_attachment = Database :: get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
+                        if ($copy_result) {
+                            $table_attachment = Database :: get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
 
                             $params = [
                                 'c_id' => $this->destination_course_id,
@@ -1648,12 +1648,12 @@ 
                                 $sql = "UPDATE $table_attachment SET id = iid WHERE iid = $attachmentId";
                                 Database::query($sql);
                             }
-						}
-					}
-				}
-			}
-		}
-	}
+                        }
+                    }
+                }
+            }
+        }
+    }
 
     /**
      * Restore Quiz
@@ -1664,13 +1664,13 @@ 
         $session_id = 0,
         $respect_base_content = false
     ) {
-		if ($this->course->has_resources(RESOURCE_QUIZ)) {
-			$table_qui = Database :: get_course_table(TABLE_QUIZ_TEST);
-			$table_rel = Database :: get_course_table(TABLE_QUIZ_TEST_QUESTION);
-			$table_doc = Database :: get_course_table(TABLE_DOCUMENT);
-			$resources = $this->course->resources;
+        if ($this->course->has_resources(RESOURCE_QUIZ)) {
+            $table_qui = Database :: get_course_table(TABLE_QUIZ_TEST);
+            $table_rel = Database :: get_course_table(TABLE_QUIZ_TEST_QUESTION);
+            $table_doc = Database :: get_course_table(TABLE_DOCUMENT);
+            $resources = $this->course->resources;
 
-			foreach ($resources[RESOURCE_QUIZ] as $id => $quiz) {
+            foreach ($resources[RESOURCE_QUIZ] as $id => $quiz) {
 
                 if (isset($quiz->obj)) {
                     //For new imports
@@ -1680,7 +1680,7 @@ 
                     $quiz->obj = $quiz;
                 }
 
-				$doc = '';
+                $doc = '';
                 if (!empty($quiz->sound)) {
                     if (isset($this->course->resources[RESOURCE_DOCUMENT][$quiz->sound]) &&
                         $this->course->resources[RESOURCE_DOCUMENT][$quiz->sound]->is_restored()) {
@@ -1688,14 +1688,14 @@ 
                                 WHERE
                                     c_id = " . $this->destination_course_id . "  AND
                                     id = " . $resources[RESOURCE_DOCUMENT][$quiz->sound]->destination_id;
-						$doc = Database::query($sql);
-						$doc = Database::fetch_object($doc);
-						$doc = str_replace('/audio/', '', $doc->path);
-					}
-				}
-
-				if ($id != -1) {
-					// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                        $doc = Database::query($sql);
+                        $doc = Database::fetch_object($doc);
+                        $doc = str_replace('/audio/', '', $doc->path);
+                    }
+                }
+
+                if ($id != -1) {
+                    // check resources inside html from ckeditor tool and copy correct urls into recipient course
                     $quiz->description = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                         $quiz->description,
                         $this->course->code,
@@ -1707,13 +1707,13 @@ 
                     $quiz->start_time = $quiz->start_time == '0000-00-00 00:00:00' ? null : $quiz->start_time;
                     $quiz->end_time = $quiz->end_time == '0000-00-00 00:00:00' ? null : $quiz->end_time;
 
-					global $_custom;
-					if (isset($_custom['exercises_clean_dates_when_restoring']) &&
+                    global $_custom;
+                    if (isset($_custom['exercises_clean_dates_when_restoring']) &&
                         $_custom['exercises_clean_dates_when_restoring']
                     ) {
-						$quiz->start_time = null;
-						$quiz->end_time   = null;
-					}
+                        $quiz->start_time = null;
+                        $quiz->end_time   = null;
+                    }
 
                     $params = array(
                         'c_id' => $this->destination_course_id,
@@ -1747,10 +1747,10 @@ 
                         }
                         $params['session_id'] = $my_session_id;
                     } else {
-        				if (!empty($session_id)) {
-        					$session_id = intval($session_id);
+                        if (!empty($session_id)) {
+                            $session_id = intval($session_id);
                             $params['session_id'] = $session_id;
-    				    }
+                        }
                     }
                     $new_id = Database::insert($table_qui, $params);
 
@@ -1759,15 +1759,15 @@ 
                         Database::query($sql);
                     }
 
-				} else {
-					// $id = -1 identifies the fictionary test for collecting
-					// orphan questions. We do not store it in the database.
-					$new_id = -1;
-				}
+                } else {
+                    // $id = -1 identifies the fictionary test for collecting
+                    // orphan questions. We do not store it in the database.
+                    $new_id = -1;
+                }
 
-				$this->course->resources[RESOURCE_QUIZ][$id]->destination_id = $new_id;
+                $this->course->resources[RESOURCE_QUIZ][$id]->destination_id = $new_id;
 
-				$order = 0;
+                $order = 0;
                 if (!empty($quiz->question_ids)) {
                     foreach ($quiz->question_ids as $index => $question_id) {
                         $qid = $this->restore_quiz_question($question_id);
@@ -1780,31 +1780,31 @@ 
                         Database::query($sql);
                     }
                 }
-			}
-		}
-	}
+            }
+        }
+    }
 
-	/**
-	 * Restore quiz-questions
+    /**
+     * Restore quiz-questions
      * @params int question id
-	 */
+     */
     public function restore_quiz_question($id)
     {
         $em = Database::getManager();
-		$resources = $this->course->resources;
+        $resources = $this->course->resources;
         $question = isset($resources[RESOURCE_QUIZQUESTION][$id]) ? $resources[RESOURCE_QUIZQUESTION][$id] : null;
 
-		$new_id = 0;
+        $new_id = 0;
 
-		if (is_object($question)) {
-			if ($question->is_restored()) {
-				return $question->destination_id;
-			}
-			$table_que = Database::get_course_table(TABLE_QUIZ_QUESTION);
-			$table_ans = Database::get_course_table(TABLE_QUIZ_ANSWER);
+        if (is_object($question)) {
+            if ($question->is_restored()) {
+                return $question->destination_id;
+            }
+            $table_que = Database::get_course_table(TABLE_QUIZ_QUESTION);
+            $table_ans = Database::get_course_table(TABLE_QUIZ_ANSWER);
             $table_options = Database::get_course_table(TABLE_QUIZ_QUESTION_OPTION);
 
-			// check resources inside html from ckeditor tool and copy correct urls into recipient course
+            // check resources inside html from ckeditor tool and copy correct urls into recipient course
             $question->description = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                 $question->description,
                 $this->course->code,
@@ -1825,7 +1825,7 @@ 
                 'extra' => self::DBUTF8($question->extra)
             ];
 
-			$new_id = Database::insert($table_que, $params);
+            $new_id = Database::insert($table_que, $params);
 
             if ($new_id) {
 
@@ -1891,12 +1891,12 @@ 
                         $em->merge($quizAnswer);
                         $em->flush();
                     }
-				}
-			} else {
+                }
+            } else {
                 $correct_answers = array();
-				foreach ($question->answers as $index => $answer) {
+                foreach ($question->answers as $index => $answer) {
 
-					// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                    // check resources inside html from ckeditor tool and copy correct urls into recipient course
                     $answer['answer'] = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                         $answer['answer'],
                         $this->course->code,
@@ -1935,8 +1935,8 @@ 
                     }
 
                     $correct_answers[$answerId] = $answer['correct'];
-				}
-			}
+                }
+            }
 
             //Current course id
             $course_id = api_get_course_int_id();
@@ -2033,12 +2033,12 @@ 
                     }
                 }
             }
-			$this->course->resources[RESOURCE_QUIZQUESTION][$id]->destination_id = $new_id;
-		}
-		return $new_id;
-	}
+            $this->course->resources[RESOURCE_QUIZQUESTION][$id]->destination_id = $new_id;
+        }
+        return $new_id;
+    }
 
-	/**
+    /**
      * @todo : add session id when used for session
      */
     public function restore_test_category($session_id, $respect_base_content, $destination_course_code)
@@ -2123,21 +2123,21 @@ 
         $sessionId = intval($sessionId);
 
         if ($this->course->has_resources(RESOURCE_SURVEY)) {
-			$table_sur = Database :: get_course_table(TABLE_SURVEY);
-			$table_que = Database :: get_course_table(TABLE_SURVEY_QUESTION);
-			$table_ans = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_SURVEY] as $id => $survey) {
+            $table_sur = Database :: get_course_table(TABLE_SURVEY);
+            $table_que = Database :: get_course_table(TABLE_SURVEY_QUESTION);
+            $table_ans = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_SURVEY] as $id => $survey) {
 
-				$sql = 'SELECT survey_id FROM '.$table_sur.'
+                $sql = 'SELECT survey_id FROM '.$table_sur.'
                         WHERE
                             c_id = '.$this->destination_course_id.' AND
                             code = "'.self::DBUTF8escapestring($survey->code).'" AND
                             lang = "'.self::DBUTF8escapestring($survey->lang).'" ';
 
-				$result_check = Database::query($sql);
+                $result_check = Database::query($sql);
 
-				// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                // check resources inside html from ckeditor tool and copy correct urls into recipient course
                 $survey->title = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $survey->title,
                     $this->course->code,
@@ -2191,20 +2191,20 @@ 
                     'session_id' => $sessionId
                 ];
 
-				//An existing survey exists with the same code and the same language
-				if (Database::num_rows($result_check) == 1) {
-					switch ($this->file_option) {
-						case FILE_SKIP:
-							//Do nothing
-							break;
-						case FILE_RENAME:
-							$survey_code = $survey->code.'_';
-							$i=1;
-							$temp_survey_code = $survey_code.$i;
-							while (!$this->is_survey_code_available($temp_survey_code)) {
-								$temp_survey_code = $survey_code.++$i;
-							}
-							$survey_code = $temp_survey_code;
+                //An existing survey exists with the same code and the same language
+                if (Database::num_rows($result_check) == 1) {
+                    switch ($this->file_option) {
+                        case FILE_SKIP:
+                            //Do nothing
+                            break;
+                        case FILE_RENAME:
+                            $survey_code = $survey->code.'_';
+                            $i=1;
+                            $temp_survey_code = $survey_code.$i;
+                            while (!$this->is_survey_code_available($temp_survey_code)) {
+                                $temp_survey_code = $survey_code.++$i;
+                            }
+                            $survey_code = $temp_survey_code;
 
                             $params['code'] = $survey_code;
                             $new_id = Database::insert($table_sur, $params);
@@ -2223,25 +2223,25 @@ 
                                     Database::query($sql);
                                 }
                             }
-							break;
-						case FILE_OVERWRITE:
-							// Delete the existing survey with the same code and language and import the one of the source course
-							// getting the information of the survey (used for when the survey is shared)
+                            break;
+                        case FILE_OVERWRITE:
+                            // Delete the existing survey with the same code and language and import the one of the source course
+                            // getting the information of the survey (used for when the survey is shared)
 
-							$sql = "SELECT * FROM $table_sur
+                            $sql = "SELECT * FROM $table_sur
 							        WHERE
 							            c_id = ".$this->destination_course_id." AND
 							            survey_id='".self::DBUTF8escapestring(Database::result($result_check,0,0))."'";
-							$result = Database::query($sql);
-							$survey_data = Database::fetch_array($result,'ASSOC');
+                            $result = Database::query($sql);
+                            $survey_data = Database::fetch_array($result,'ASSOC');
 
-							// if the survey is shared => also delete the shared content
-							if (isset($survey_data['survey_share']) && is_numeric($survey_data['survey_share'])) {
+                            // if the survey is shared => also delete the shared content
+                            if (isset($survey_data['survey_share']) && is_numeric($survey_data['survey_share'])) {
                                 SurveyManager::delete_survey($survey_data['survey_share'], true,$this->destination_course_id);
-							}
-							SurveyManager :: delete_survey($survey_data['survey_id'],false,$this->destination_course_id);
+                            }
+                            SurveyManager :: delete_survey($survey_data['survey_id'],false,$this->destination_course_id);
 
-							// Insert the new source survey
+                            // Insert the new source survey
                             $new_id = Database::insert($table_sur, $params);
 
                             if ($new_id) {
@@ -2262,11 +2262,11 @@ 
                                     Database::query($sql);
                                 }
                             }
-							break;
-						default:
-							break;
-					}
-				} else {
+                            break;
+                        default:
+                            break;
+                    }
+                } else {
                     // No existing survey with the same language and the same code, we just copy the survey
                     $new_id = Database::insert($table_sur, $params);
 
@@ -2288,48 +2288,48 @@ 
                             Database::query($sql);
                         }
                     }
-				}
-			}
-		}
-	}
-
-	/**
-	 * Check availability of a survey code
-	 * @param string $survey_code
-	 */
+                }
+            }
+        }
+    }
+
+    /**
+     * Check availability of a survey code
+     * @param string $survey_code
+     */
     public function is_survey_code_available($survey_code)
     {
-		$table_sur = Database :: get_course_table(TABLE_SURVEY);
-		$sql = "SELECT * FROM $table_sur
+        $table_sur = Database :: get_course_table(TABLE_SURVEY);
+        $sql = "SELECT * FROM $table_sur
 		        WHERE
 		            c_id = ".$this->destination_course_id." AND
 		            code = '".self::DBUTF8escapestring($survey_code)."'";
-		$result = Database::query($sql);
+        $result = Database::query($sql);
         if (Database::num_rows($result) > 0) {
             return false;
         } else {
             return true;
         }
-	}
+    }
 
-	/**
-	 * Restore survey-questions
-	 * @param string $survey_id
-	 */
+    /**
+     * Restore survey-questions
+     * @param string $survey_id
+     */
     public function restore_survey_question($id, $survey_id)
     {
-		$resources = $this->course->resources;
-		$question = $resources[RESOURCE_SURVEYQUESTION][$id];
+        $resources = $this->course->resources;
+        $question = $resources[RESOURCE_SURVEYQUESTION][$id];
         $new_id = 0;
 
-		if (is_object($question)) {
-			if ($question->is_restored()) {
-				return $question->destination_id;
-			}
-			$table_que = Database :: get_course_table(TABLE_SURVEY_QUESTION);
-			$table_ans = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
+        if (is_object($question)) {
+            if ($question->is_restored()) {
+                return $question->destination_id;
+            }
+            $table_que = Database :: get_course_table(TABLE_SURVEY_QUESTION);
+            $table_ans = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
 
-			// check resources inside html from ckeditor tool and copy correct urls into recipient course
+            // check resources inside html from ckeditor tool and copy correct urls into recipient course
             $question->survey_question = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                 $question->survey_question,
                 $this->course->code,
@@ -2383,10 +2383,10 @@ 
                 }
                 $this->course->resources[RESOURCE_SURVEYQUESTION][$id]->destination_id = $new_id;
             }
-		}
+        }
 
-		return $new_id;
-	}
+        return $new_id;
+    }
 
     /**
      * Restoring learning paths
@@ -2397,19 +2397,19 @@ 
     {
         $session_id = intval($session_id);
 
-		if ($this->course->has_resources(RESOURCE_LEARNPATH)) {
+        if ($this->course->has_resources(RESOURCE_LEARNPATH)) {
             $table_main = Database::get_course_table(TABLE_LP_MAIN);
             $table_item = Database::get_course_table(TABLE_LP_ITEM);
             $table_tool = Database::get_course_table(TABLE_TOOL_LIST);
 
-			$resources = $this->course->resources;
+            $resources = $this->course->resources;
 
-			$origin_path = $this->course->backup_path.'/upload/learning_path/images/';
-			$destination_path = api_get_path(SYS_COURSE_PATH).$this->course->destination_path.'/upload/learning_path/images/';
+            $origin_path = $this->course->backup_path.'/upload/learning_path/images/';
+            $destination_path = api_get_path(SYS_COURSE_PATH).$this->course->destination_path.'/upload/learning_path/images/';
 
-			foreach ($resources[RESOURCE_LEARNPATH] as $id => $lp) {
-				$condition_session = '';
-				if (!empty($session_id)) {
+            foreach ($resources[RESOURCE_LEARNPATH] as $id => $lp) {
+                $condition_session = '';
+                if (!empty($session_id)) {
                     if ($respect_base_content) {
                         $my_session_id = $lp->session_id;
                         if (!empty($lp->session_id)) {
@@ -2420,20 +2420,20 @@ 
                         $session_id = intval($session_id);
                         $condition_session = $session_id;
                     }
-				}
-
-				// Adding the author's image
-				if (!empty($lp->preview_image)) {
-					$new_filename = uniqid('').substr($lp->preview_image,strlen($lp->preview_image)-7, strlen($lp->preview_image));
-					if (file_exists($origin_path.$lp->preview_image) && !is_dir($origin_path.$lp->preview_image)) {
-						$copy_result = copy($origin_path.$lp->preview_image, $destination_path.$new_filename);
-						if ($copy_result) {
-							$lp->preview_image = $new_filename;
-						} else {
-							$lp->preview_image ='';
-						}
-					}
-				}
+                }
+
+                // Adding the author's image
+                if (!empty($lp->preview_image)) {
+                    $new_filename = uniqid('').substr($lp->preview_image,strlen($lp->preview_image)-7, strlen($lp->preview_image));
+                    if (file_exists($origin_path.$lp->preview_image) && !is_dir($origin_path.$lp->preview_image)) {
+                        $copy_result = copy($origin_path.$lp->preview_image, $destination_path.$new_filename);
+                        if ($copy_result) {
+                            $lp->preview_image = $new_filename;
+                        } else {
+                            $lp->preview_image ='';
+                        }
+                    }
+                }
 
                 if ($this->add_text_in_items) {
                     $lp->name = $lp->name.' '.get_lang('CopyLabelSuffix');
@@ -2491,7 +2491,7 @@ 
                     $params['session_id'] = $condition_session;
                 }
 
-				$new_lp_id = Database::insert($table_main, $params);
+                $new_lp_id = Database::insert($table_main, $params);
 
                 if ($new_lp_id) {
 
@@ -2552,13 +2552,13 @@ 
                 $old_refs = array();
                 $prerequisite_ids = array();
 
-				foreach ($lp->get_items() as $index => $item) {
-					// we set the ref code here and then we update in a for loop
-					$ref = $item['ref'];
+                foreach ($lp->get_items() as $index => $item) {
+                    // we set the ref code here and then we update in a for loop
+                    $ref = $item['ref'];
 
-					// Dealing with path the same way as ref as some data has
+                    // Dealing with path the same way as ref as some data has
                     // been put into path when it's a local resource
-					// Only fix the path for no scos
+                    // Only fix the path for no scos
                     if ($item['item_type'] == 'sco') {
                         $path = $item['path'];
                     } else {
@@ -2589,128 +2589,128 @@ 
                         'launch_data' => self::DBUTF8($item['launch_data']),
                     ];
 
-					$new_item_id = Database::insert($table_item, $params);
+                    $new_item_id = Database::insert($table_item, $params);
 
                     $sql = "UPDATE $table_item SET id = iid WHERE iid = $new_item_id";
                     Database::query($sql);
 
-					//save a link between old and new item IDs
-					$new_item_ids[$item['id']] = $new_item_id;
-					//save a reference of items that need a parent_item_id refresh
-					$parent_item_ids[$new_item_id] = $item['parent_item_id'];
-					//save a reference of items that need a previous_item_id refresh
-					$previous_item_ids[$new_item_id] = $item['previous_item_id'];
-					//save a reference of items that need a next_item_id refresh
-					$next_item_ids[$new_item_id] = $item['next_item_id'];
-
-					if (!empty($item['prerequisite'])) {
-						if ($lp->lp_type =='2') {
-							// if is an sco
-							$old_prerequisite[$new_item_id]= $item['prerequisite'];
-						} else {
-							$old_prerequisite[$new_item_id]= $new_item_ids[$item['prerequisite']];
-						}
-					}
-
-					if (!empty($ref)) {
-						if ($lp->lp_type =='2') {
-							// if is an sco
-							$old_refs[$new_item_id]= $ref;
-						} elseif (isset($new_item_ids[$ref])) {
+                    //save a link between old and new item IDs
+                    $new_item_ids[$item['id']] = $new_item_id;
+                    //save a reference of items that need a parent_item_id refresh
+                    $parent_item_ids[$new_item_id] = $item['parent_item_id'];
+                    //save a reference of items that need a previous_item_id refresh
+                    $previous_item_ids[$new_item_id] = $item['previous_item_id'];
+                    //save a reference of items that need a next_item_id refresh
+                    $next_item_ids[$new_item_id] = $item['next_item_id'];
+
+                    if (!empty($item['prerequisite'])) {
+                        if ($lp->lp_type =='2') {
+                            // if is an sco
+                            $old_prerequisite[$new_item_id]= $item['prerequisite'];
+                        } else {
+                            $old_prerequisite[$new_item_id]= $new_item_ids[$item['prerequisite']];
+                        }
+                    }
+
+                    if (!empty($ref)) {
+                        if ($lp->lp_type =='2') {
+                            // if is an sco
+                            $old_refs[$new_item_id]= $ref;
+                        } elseif (isset($new_item_ids[$ref])) {
                             $old_refs[$new_item_id]= $new_item_ids[$ref];
                         }
-					}
+                    }
 
-					$prerequisite_ids[$new_item_id] = $item['prerequisite'];
-				}
+                    $prerequisite_ids[$new_item_id] = $item['prerequisite'];
+                }
 
-				// Updating prerequisites
-				foreach ($old_prerequisite  as $key=>$my_old_prerequisite) {
-					if ($my_old_prerequisite != ''){
-						$sql = "UPDATE ".$table_item." SET prerequisite = '".$my_old_prerequisite."'
+                // Updating prerequisites
+                foreach ($old_prerequisite  as $key=>$my_old_prerequisite) {
+                    if ($my_old_prerequisite != ''){
+                        $sql = "UPDATE ".$table_item." SET prerequisite = '".$my_old_prerequisite."'
 						        WHERE c_id = ".$this->destination_course_id." AND id = '".$key."'  ";
-						Database::query($sql);
-					}
-				}
-
-				// Updating refs
-				foreach ($old_refs  as $key=>$my_old_ref) {
-					if ($my_old_ref != '') {
-						$sql = "UPDATE ".$table_item." SET ref = '".$my_old_ref."'
+                        Database::query($sql);
+                    }
+                }
+
+                // Updating refs
+                foreach ($old_refs  as $key=>$my_old_ref) {
+                    if ($my_old_ref != '') {
+                        $sql = "UPDATE ".$table_item." SET ref = '".$my_old_ref."'
 						        WHERE c_id = ".$this->destination_course_id." AND id = '".$key."'  ";
-						Database::query($sql);
-					}
-				}
-
-				foreach ($parent_item_ids as $new_item_id => $parent_item_old_id) {
-					$parent_new_id = 0;
-					if($parent_item_old_id != 0){
-						$parent_new_id = $new_item_ids[$parent_item_old_id];
-					}
-					$sql = "UPDATE ".$table_item." SET parent_item_id = '".$parent_new_id."'
+                        Database::query($sql);
+                    }
+                }
+
+                foreach ($parent_item_ids as $new_item_id => $parent_item_old_id) {
+                    $parent_new_id = 0;
+                    if($parent_item_old_id != 0){
+                        $parent_new_id = $new_item_ids[$parent_item_old_id];
+                    }
+                    $sql = "UPDATE ".$table_item." SET parent_item_id = '".$parent_new_id."'
 					        WHERE c_id = ".$this->destination_course_id." AND id = '".$new_item_id."'";
-					Database::query($sql);
-				}
-				foreach ($previous_item_ids as $new_item_id => $previous_item_old_id) {
-					$previous_new_id = 0;
-					if ($previous_item_old_id != 0){
-						$previous_new_id = $new_item_ids[$previous_item_old_id];
-					}
-					$sql = "UPDATE ".$table_item." SET previous_item_id = '".$previous_new_id."'
+                    Database::query($sql);
+                }
+                foreach ($previous_item_ids as $new_item_id => $previous_item_old_id) {
+                    $previous_new_id = 0;
+                    if ($previous_item_old_id != 0){
+                        $previous_new_id = $new_item_ids[$previous_item_old_id];
+                    }
+                    $sql = "UPDATE ".$table_item." SET previous_item_id = '".$previous_new_id."'
 					        WHERE  c_id = ".$this->destination_course_id." AND id = '".$new_item_id."'";
-					Database::query($sql);
-				}
-
-				foreach ($next_item_ids as $new_item_id => $next_item_old_id) {
-					$next_new_id = 0;
-					if ($next_item_old_id != 0){
-						$next_new_id = $new_item_ids[$next_item_old_id];
-					}
-					$sql = "UPDATE ".$table_item." SET next_item_id = '".$next_new_id."'
+                    Database::query($sql);
+                }
+
+                foreach ($next_item_ids as $new_item_id => $next_item_old_id) {
+                    $next_new_id = 0;
+                    if ($next_item_old_id != 0){
+                        $next_new_id = $new_item_ids[$next_item_old_id];
+                    }
+                    $sql = "UPDATE ".$table_item." SET next_item_id = '".$next_new_id."'
 					        WHERE c_id = ".$this->destination_course_id." AND id = '".$new_item_id."'";
-					Database::query($sql);
-				}
-
-				foreach ($prerequisite_ids as $new_item_id => $prerequisite_old_id) {
-					$prerequisite_new_id = 0;
-					if ($prerequisite_old_id != 0){
-						$prerequisite_new_id = $new_item_ids[$prerequisite_old_id];
-					}
-					$sql = "UPDATE ".$table_item." SET prerequisite = '".$prerequisite_new_id."'
+                    Database::query($sql);
+                }
+
+                foreach ($prerequisite_ids as $new_item_id => $prerequisite_old_id) {
+                    $prerequisite_new_id = 0;
+                    if ($prerequisite_old_id != 0){
+                        $prerequisite_new_id = $new_item_ids[$prerequisite_old_id];
+                    }
+                    $sql = "UPDATE ".$table_item." SET prerequisite = '".$prerequisite_new_id."'
 					        WHERE c_id = ".$this->destination_course_id." AND id = '".$new_item_id."'";
-					Database::query($sql);
-				}
-				$this->course->resources[RESOURCE_LEARNPATH][$id]->destination_id = $new_lp_id;
-			}
-		}
-	}
-
-	/**
-	 * Restore works
+                    Database::query($sql);
+                }
+                $this->course->resources[RESOURCE_LEARNPATH][$id]->destination_id = $new_lp_id;
+            }
+        }
+    }
+
+    /**
+     * Restore works
      * @deprecated use restore_works
      *
-	 */
-	public function restore_student_publication($sessionId = 0)
+     */
+    public function restore_student_publication($sessionId = 0)
     {
         $sessionId = intval($sessionId);
         $work_assignment_table = Database:: get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
         $work_table = Database:: get_course_table(TABLE_STUDENT_PUBLICATION);
         $item_property_table = Database:: get_course_table(TABLE_ITEM_PROPERTY);
 
-		// Query in student publication
-		$sql = 'SELECT * FROM '.$work_table.'
+        // Query in student publication
+        $sql = 'SELECT * FROM '.$work_table.'
 		        WHERE c_id = '.$this->course_origin_id.' AND filetype = "folder" AND active IN (0, 1) ';
 
-		$result = Database::query($sql);
-		$folders = Database::store_result($result, 'ASSOC');
+        $result = Database::query($sql);
+        $folders = Database::store_result($result, 'ASSOC');
 
-		foreach ($folders  as $folder) {
-		    $old_id = $folder['id'];
+        foreach ($folders  as $folder) {
+            $old_id = $folder['id'];
             unset($folder['id']);
-			$folder['c_id'] = $this->destination_course_id;
+            $folder['c_id'] = $this->destination_course_id;
             $folder['parent_id'] = 0;
             $folder['session_id'] = $sessionId ? $sessionId : null;
-			$new_id = Database::insert($work_table, $folder);
+            $new_id = Database::insert($work_table, $folder);
 
             if ($new_id) {
                 // query in item property
@@ -2769,23 +2769,23 @@ 
                     }
                 }
             }
-		}
+        }
 
         $destination = '../..'.api_get_path(REL_COURSE_PATH).$this->course->destination_path.'/work/';
         $origin = '../..'.api_get_path(REL_COURSE_PATH).$this->course->info['path'].'/work/';
         self::allow_create_all_directory($origin, $destination, false);
-	}
+    }
 
     /**
-    * copy all directory and sub directory
-    * @param string The path origin
-    * @param string The path destination
-    * @param boolean Option Overwrite
-    * @param string $source
-    * @param string $dest
-    * @return void()
-    * @deprecated
-    */
+     * copy all directory and sub directory
+     * @param string The path origin
+     * @param string The path destination
+     * @param boolean Option Overwrite
+     * @param string $source
+     * @param string $dest
+     * @return void()
+     * @deprecated
+     */
     public function allow_create_all_directory($source, $dest, $overwrite = false)
     {
         if (!is_dir($dest)) {
@@ -2796,7 +2796,7 @@ 
                 if ($file != '.' && $file != '..') {
                     $path = $source . '/' . $file;
                     if (is_file($path)) {
-                       /* if (!is_file($dest . '/' . $file) || $overwrite)
+                        /* if (!is_file($dest . '/' . $file) || $overwrite)
                         if (!@copy($path, $dest . '/' . $file)) {
                             echo '<font color="red">File ('.$path.') '.get_lang('NotHavePermission').'</font>';
                         }*/
@@ -2811,12 +2811,12 @@ 
         }
     }
 
-	/**
-	 * Gets the new ID of one specific tool item from the tool name and the old ID
-	 * @param	string	Tool name
-	 * @param	integer	Old ID
-	 * @return	integer	New ID
-	 */
+    /**
+     * Gets the new ID of one specific tool item from the tool name and the old ID
+     * @param	string	Tool name
+     * @param	integer	Old ID
+     * @return	integer	New ID
+     */
     public function get_new_id($tool, $ref)
     {
         // Check if the value exist in the current array.
@@ -2838,25 +2838,25 @@ 
         }
 
         return '';
-	}
+    }
 
-	/**
-	 * Restore glossary
-	 */
+    /**
+     * Restore glossary
+     */
     public function restore_glossary($session_id = 0)
     {
-		if ($this->course->has_resources(RESOURCE_GLOSSARY)) {
-			$table_glossary = Database :: get_course_table(TABLE_GLOSSARY);
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_GLOSSARY] as $id => $glossary) {
+        if ($this->course->has_resources(RESOURCE_GLOSSARY)) {
+            $table_glossary = Database :: get_course_table(TABLE_GLOSSARY);
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_GLOSSARY] as $id => $glossary) {
 
                 $params = [];
-    			if (!empty($session_id)) {
-    				$session_id = intval($session_id);
+                if (!empty($session_id)) {
+                    $session_id = intval($session_id);
                     $params['session_id'] = $session_id;
-    			}
+                }
 
-				// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                // check resources inside html from ckeditor tool and copy correct urls into recipient course
                 $glossary->description = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $glossary->description,
                     $this->course->code,
@@ -2890,27 +2890,27 @@ 
 
                     $this->course->resources[RESOURCE_GLOSSARY][$id]->destination_id = $my_id;
                 }
-			}
-		}
-	}
+            }
+        }
+    }
 
     /**
      * @param int $session_id
      */
     public function restore_wiki($session_id = 0)
     {
-		if ($this->course->has_resources(RESOURCE_WIKI)) {
-			// wiki table of the target course
-			$table_wiki = Database :: get_course_table(TABLE_WIKI);
-			$table_wiki_conf = Database :: get_course_table(TABLE_WIKI_CONF);
+        if ($this->course->has_resources(RESOURCE_WIKI)) {
+            // wiki table of the target course
+            $table_wiki = Database :: get_course_table(TABLE_WIKI);
+            $table_wiki_conf = Database :: get_course_table(TABLE_WIKI_CONF);
 
-			// storing all the resources that have to be copied in an array
-			$resources = $this->course->resources;
+            // storing all the resources that have to be copied in an array
+            $resources = $this->course->resources;
 
-			foreach ($resources[RESOURCE_WIKI] as $id => $wiki) {
-				// the sql statement to insert the groups from the old course to the new course
+            foreach ($resources[RESOURCE_WIKI] as $id => $wiki) {
+                // the sql statement to insert the groups from the old course to the new course
 
-				// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                // check resources inside html from ckeditor tool and copy correct urls into recipient course
                 $wiki->content = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $wiki->content,
                     $this->course->code,
@@ -2945,7 +2945,7 @@ 
                     'user_ip' => ''
                 ];
 
-				$new_id = Database::insert($table_wiki, $params);
+                $new_id = Database::insert($table_wiki, $params);
 
                 if ($new_id) {
                     $sql = "UPDATE $table_wiki SET page_id = '$new_id', id = iid
@@ -2975,9 +2975,9 @@ 
 
                     Database::insert($table_wiki_conf, $params);
                 }
-			}
-		}
-	}
+            }
+        }
+    }
 
     /**
      * Restore Thematics
@@ -2985,15 +2985,15 @@ 
      */
     public function restore_thematic($session_id = 0)
     {
-		if ($this->course->has_resources(RESOURCE_THEMATIC)) {
+        if ($this->course->has_resources(RESOURCE_THEMATIC)) {
             $table_thematic = Database::get_course_table(TABLE_THEMATIC);
             $table_thematic_advance = Database::get_course_table(TABLE_THEMATIC_ADVANCE);
             $table_thematic_plan = Database::get_course_table(TABLE_THEMATIC_PLAN);
 
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_THEMATIC] as $id => $thematic) {
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_THEMATIC] as $id => $thematic) {
 
-				// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                // check resources inside html from ckeditor tool and copy correct urls into recipient course
                 $thematic->params['content'] = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $thematic->params['content'],
                     $this->course->code,
@@ -3001,13 +3001,13 @@ 
                     $this->course->backup_path,
                     $this->course->info['path']
                 );
-				$thematic->params['c_id']  = $this->destination_course_id;
-				unset($thematic->params['id']);
+                $thematic->params['c_id']  = $this->destination_course_id;
+                unset($thematic->params['id']);
                 unset($thematic->params['iid']);
 
-				$last_id = Database::insert($table_thematic, $thematic->params, false);
+                $last_id = Database::insert($table_thematic, $thematic->params, false);
 
-				if ($last_id) {
+                if ($last_id) {
 
                     $sql = "UPDATE $table_thematic SET id = iid WHERE iid = $last_id";
                     Database::query($sql);
@@ -3020,12 +3020,12 @@ 
                         api_get_user_id()
                     );
 
-					foreach ($thematic->thematic_advance_list as $thematic_advance) {
-						unset($thematic_advance['id']);
+                    foreach ($thematic->thematic_advance_list as $thematic_advance) {
+                        unset($thematic_advance['id']);
                         unset($thematic_advance['iid']);
-						$thematic_advance['attendance_id'] = 0;
-						$thematic_advance['thematic_id'] = $last_id;
-						$thematic_advance['c_id']  = $this->destination_course_id;
+                        $thematic_advance['attendance_id'] = 0;
+                        $thematic_advance['thematic_id'] = $last_id;
+                        $thematic_advance['c_id']  = $this->destination_course_id;
 
                         $my_id = Database::insert(
                             $table_thematic_advance,
@@ -3033,7 +3033,7 @@ 
                             false
                         );
 
-						if ($my_id) {
+                        if ($my_id) {
 
                             $sql = "UPDATE $table_thematic_advance SET id = iid WHERE iid = $my_id";
                             Database::query($sql);
@@ -3045,17 +3045,17 @@ 
                                 'ThematicAdvanceAdded',
                                 api_get_user_id()
                             );
-						}
-					}
+                        }
+                    }
 
-					foreach($thematic->thematic_plan_list as $thematic_plan) {
-						unset($thematic_plan['id']);
+                    foreach($thematic->thematic_plan_list as $thematic_plan) {
+                        unset($thematic_plan['id']);
                         unset($thematic_plan['iid']);
-						$thematic_plan['thematic_id'] = $last_id;
-						$thematic_plan['c_id'] = $this->destination_course_id;
-						$my_id = Database::insert($table_thematic_plan, $thematic_plan, false);
+                        $thematic_plan['thematic_id'] = $last_id;
+                        $thematic_plan['c_id'] = $this->destination_course_id;
+                        $my_id = Database::insert($table_thematic_plan, $thematic_plan, false);
 
-						if ($my_id) {
+                        if ($my_id) {
 
                             $sql = "UPDATE $table_thematic_plan SET id = iid WHERE iid = $my_id";
                             Database::query($sql);
@@ -3067,12 +3067,12 @@ 
                                 'ThematicPlanAdded',
                                 api_get_user_id()
                             );
-						}
-					}
-				}
-			}
-		}
-	}
+                        }
+                    }
+                }
+            }
+        }
+    }
 
     /**
      * Restore Attendance
@@ -3080,14 +3080,14 @@ 
      */
     public function restore_attendance($session_id = 0)
     {
-		if ($this->course->has_resources(RESOURCE_ATTENDANCE)) {
-			$table_attendance = Database :: get_course_table(TABLE_ATTENDANCE);
-			$table_attendance_calendar = Database :: get_course_table(TABLE_ATTENDANCE_CALENDAR);
+        if ($this->course->has_resources(RESOURCE_ATTENDANCE)) {
+            $table_attendance = Database :: get_course_table(TABLE_ATTENDANCE);
+            $table_attendance_calendar = Database :: get_course_table(TABLE_ATTENDANCE_CALENDAR);
 
-			$resources = $this->course->resources;
-			foreach ($resources[RESOURCE_ATTENDANCE] as $id => $obj) {
+            $resources = $this->course->resources;
+            foreach ($resources[RESOURCE_ATTENDANCE] as $id => $obj) {
 
-				// check resources inside html from ckeditor tool and copy correct urls into recipient course
+                // check resources inside html from ckeditor tool and copy correct urls into recipient course
                 $obj->params['description'] = DocumentManager::replace_urls_inside_content_html_from_copy_course(
                     $obj->params['description'],
                     $this->course->code,
@@ -3099,11 +3099,11 @@ 
                 unset($obj->params['id']);
                 unset($obj->params['iid']);
 
-				$obj->params['c_id'] = $this->destination_course_id;
+                $obj->params['c_id'] = $this->destination_course_id;
 
-				$last_id = Database::insert($table_attendance, $obj->params);
+                $last_id = Database::insert($table_attendance, $obj->params);
 
-				if (is_numeric($last_id)) {
+                if (is_numeric($last_id)) {
 
                     $sql = "UPDATE $table_attendance SET id = iid WHERE iid = $last_id";
                     Database::query($sql);
@@ -3117,11 +3117,11 @@ 
                     );
 
                     foreach ($obj->attendance_calendar as $attendance_calendar) {
-						unset($attendance_calendar['id']);
+                        unset($attendance_calendar['id']);
                         unset($attendance_calendar['iid']);
 
-						$attendance_calendar['attendance_id'] = $last_id;
-						$attendance_calendar['c_id'] = $this->destination_course_id;
+                        $attendance_calendar['attendance_id'] = $last_id;
+                        $attendance_calendar['c_id'] = $this->destination_course_id;
                         $attendanceCalendarId = Database::insert(
                             $table_attendance_calendar,
                             $attendance_calendar
@@ -3129,11 +3129,11 @@ 
 
                         $sql = "UPDATE $table_attendance_calendar SET id = iid WHERE iid = $attendanceCalendarId";
                         Database::query($sql);
-					}
-				}
-			}
-		}
-	}
+                    }
+                }
+            }
+        }
+    }
 
     /**
      * Restore Works
@@ -3274,11 +3274,11 @@ 
      */
     public function DBUTF8($str)
     {
-		if (UTF8_CONVERT) {
+        if (UTF8_CONVERT) {
             $str = utf8_encode($str);
         }
-		return $str;
-	}
+        return $str;
+    }
 
     /**
      * @param string $str
@@ -3289,8 +3289,8 @@ 
         if (UTF8_CONVERT) {
             $str = utf8_encode($str);
         }
-		return Database::escape_string($str);
-	}
+        return Database::escape_string($str);
+    }
 
     /**
      * @param array $array

main/admin/user_list.php

Indentation +84 added lines, -84 removed lines

@@ -372,13 +372,13 @@ 
     $firstname = $userInfo['firstname'];
     $lastname = $userInfo['lastname'];
 
-	if (api_is_western_name_order()) {
-		$message = sprintf(get_lang('AttemptingToLoginAs'),$firstname, $lastname, $userId);
-	} else {
-		$message = sprintf(get_lang('AttemptingToLoginAs'), $lastname, $firstname, $userId);
-	}
+    if (api_is_western_name_order()) {
+        $message = sprintf(get_lang('AttemptingToLoginAs'),$firstname, $lastname, $userId);
+    } else {
+        $message = sprintf(get_lang('AttemptingToLoginAs'), $lastname, $firstname, $userId);
+    }
 
-	if ($userId) {
+    if ($userId) {
 
         // Logout the current user
         LoginDelete(api_get_user_id());
@@ -453,7 +453,7 @@ 
     }*/
 
     if (!in_array($direction, array('ASC','DESC'))) {
-    	$direction = 'ASC';
+        $direction = 'ASC';
     }
     $column = intval($column);
     $from = intval($from);
@@ -464,23 +464,23 @@ 
         $sql .= " WHERE u.creator_id = ".api_get_user_id();
     }
 
-	$sql .= " ORDER BY col$column $direction ";
-	$sql .= " LIMIT $from,$number_of_items";
+    $sql .= " ORDER BY col$column $direction ";
+    $sql .= " LIMIT $from,$number_of_items";
 
-	$res = Database::query($sql);
+    $res = Database::query($sql);
 
-	$users = array ();
+    $users = array ();
     $t = time();
-	while ($user = Database::fetch_row($res)) {
-		$userPicture = UserManager::getUserPicture($user[0], USER_IMAGE_SIZE_SMALL);
-		$photo = '<img src="'.$userPicture.'" width="22" height="22" alt="'.api_get_person_name($user[2], $user[3]).'" title="'.api_get_person_name($user[2], $user[3]).'" />';
+    while ($user = Database::fetch_row($res)) {
+        $userPicture = UserManager::getUserPicture($user[0], USER_IMAGE_SIZE_SMALL);
+        $photo = '<img src="'.$userPicture.'" width="22" height="22" alt="'.api_get_person_name($user[2], $user[3]).'" title="'.api_get_person_name($user[2], $user[3]).'" />';
 
         if ($user[7] == 1 && !empty($user[10])) {
             // check expiration date
             $expiration_time = convert_sql_date($user[10]);
             // if expiration date is passed, store a special value for active field
             if ($expiration_time < $t) {
-        	   $user[7] = '-1';
+                $user[7] = '-1';
             }
         }
 
@@ -510,7 +510,7 @@ 
 */
 function email_filter($email)
 {
-	return Display :: encrypted_mailto_link($email, $email);
+    return Display :: encrypted_mailto_link($email, $email);
 }
 
 /**
@@ -520,7 +520,7 @@ 
 */
 function user_filter($name, $params, $row)
 {
-	return '<a href="'.api_get_path(WEB_PATH).'whoisonline.php?origin=user_list&id='.$row[0].'">'.$name.'</a>';
+    return '<a href="'.api_get_path(WEB_PATH).'whoisonline.php?origin=user_list&id='.$row[0].'">'.$name.'</a>';
 }
 
 /**
@@ -532,23 +532,23 @@ 
  */
 function modify_filter($user_id, $url_params, $row)
 {
-	global $charset, $_admins_list;
+    global $charset, $_admins_list;
     $is_admin = in_array($user_id, $_admins_list);
     $statusname = api_get_status_langvars();
     $user_is_anonymous = false;
     $current_user_status_label = $row['7'];
 
-	if ($current_user_status_label == $statusname[ANONYMOUS]) {
-		$user_is_anonymous = true;
-	}
-	$result = '';
-	if (!$user_is_anonymous) {
+    if ($current_user_status_label == $statusname[ANONYMOUS]) {
+        $user_is_anonymous = true;
+    }
+    $result = '';
+    if (!$user_is_anonymous) {
         $icon = Display::return_icon(
             'course.png',
             get_lang('Courses'),
             array('onmouseout' => 'clear_course_list (\'div_'.$user_id.'\')')
         );
-		$result .= '<a href="javascript:void(0)" onclick="load_course_list(\'div_'.$user_id.'\','.$user_id.')" >
+        $result .= '<a href="javascript:void(0)" onclick="load_course_list(\'div_'.$user_id.'\','.$user_id.')" >
 			        '.$icon.'
 					<div class="blackboard_hide" id="div_'.$user_id.'">&nbsp;&nbsp;</div>
 					</a>';
@@ -558,14 +558,14 @@ 
             get_lang('Sessions'),
             array('onmouseout' => 'clear_session_list (\'div_s_'.$user_id.'\')')
         );
-		$result .= '<a href="javascript:void(0)" onclick="load_session_list(\'div_s_'.$user_id.'\','.$user_id.')" >
+        $result .= '<a href="javascript:void(0)" onclick="load_session_list(\'div_s_'.$user_id.'\','.$user_id.')" >
 					'.$icon.'
 					<div class="blackboard_hide" id="div_s_'.$user_id.'">&nbsp;&nbsp;</div>
 					</a>';
-	} else {
-		$result .= Display::return_icon('course_na.png',get_lang('Courses')).'&nbsp;&nbsp;';
-		$result .= Display::return_icon('course_na.png',get_lang('Sessions')).'&nbsp;&nbsp;';
-	}
+    } else {
+        $result .= Display::return_icon('course_na.png',get_lang('Courses')).'&nbsp;&nbsp;';
+        $result .= Display::return_icon('course_na.png',get_lang('Sessions')).'&nbsp;&nbsp;';
+    }
 
     if (api_is_platform_admin()) {
         if (!$user_is_anonymous) {
@@ -614,18 +614,18 @@ 
         );
     }
 
-	if ($is_admin) {
+    if ($is_admin) {
         $result .= Display::return_icon(
             'admin_star.png',
             get_lang('IsAdministrator'),
             array('width' => ICON_SIZE_SMALL, 'heigth' => ICON_SIZE_SMALL)
         );
-	} else {
-		$result .= Display::return_icon('admin_star_na.png', get_lang('IsNotAdministrator'));
-	}
+    } else {
+        $result .= Display::return_icon('admin_star_na.png', get_lang('IsNotAdministrator'));
+    }
 
-	// actions for assigning sessions, courses or users
-	if (!api_is_session_admin()) {
+    // actions for assigning sessions, courses or users
+    if (!api_is_session_admin()) {
         if ($current_user_status_label == $statusname[SESSIONADMIN]) {
             $result .= Display::url(
                 Display::return_icon('view_more_stats.gif', get_lang('AssignSessions')),
@@ -655,7 +655,7 @@ 
                 );
             }
         }
-	}
+    }
 
     if (api_is_platform_admin()) {
         $result .= ' <a data-title="'.get_lang('FreeBusyCalendar').'" href="'.api_get_path(WEB_AJAX_PATH).'agenda.ajax.php?a=get_user_agenda&user_id='.$user_id.'&modal_size=lg" class="agenda_opener ajax">'.
@@ -674,7 +674,7 @@ 
         }
     }
 
-	return $result;
+    return $result;
 }
 
 /**
@@ -706,16 +706,16 @@ 
     if ($action === 'edit') {
         $result = Display::return_icon($image.'.png', get_lang('AccountExpired'), array(), 16);
     } elseif ($row['0'] <> $_user['user_id']) {
-    	// you cannot lock yourself out otherwise you could disable all the accounts including your own => everybody is locked out and nobody can change it anymore.
+        // you cannot lock yourself out otherwise you could disable all the accounts including your own => everybody is locked out and nobody can change it anymore.
         $result = Display::return_icon(
             $image.'.png',
             get_lang(ucfirst($action)),
             array('onclick' => 'active_user(this);', 'id' => 'img_'.$row['0']),
             16
         );
-	}
+    }
 
-	return $result;
+    return $result;
 }
 
 /**
@@ -728,8 +728,8 @@ 
  * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
  */
 function status_filter($status) {
-	$statusname = api_get_status_langvars();
-	return $statusname[$status];
+    $statusname = api_get_status_langvars();
+    return $statusname[$status];
 }
 
 if (isset($_GET['keyword']) || isset($_GET['keyword_firstname'])) {
@@ -745,8 +745,8 @@ 
 
 if (!empty($action)) {
     $check = Security::check_token('get');
-	if ($check) {
-		switch ($action) {
+    if ($check) {
+        switch ($action) {
             case 'add_user_to_my_url':
                 $user_id = $_REQUEST["user_id"];
                 $result = UrlManager::add_user_to_url($user_id, $current_access_url_id);
@@ -756,45 +756,45 @@ 
                     $message  = Display::return_message($message, 'confirmation');
                 }
                 break;
-			case 'delete_user':
-				if (api_is_platform_admin()) {
+            case 'delete_user':
+                if (api_is_platform_admin()) {
                     $user_to_delete = $_GET['user_id'];
                     $current_user_id = api_get_user_id();
 
-					if ($deleteUserAvailable && api_global_admin_can_edit_admin($_GET['user_id'])) {
-						if ($user_to_delete != $current_user_id && UserManager :: delete_user($_GET['user_id'])) {
-							$message = Display :: return_message(get_lang('UserDeleted'), 'confirmation');
-						} else {
-							$message = Display :: return_message(get_lang('CannotDeleteUserBecauseOwnsCourse'), 'error');
-						}
-					} else {
-						$message = Display :: return_message(get_lang('CannotDeleteUser'),'error');
-					}
-				}
-				break;
+                    if ($deleteUserAvailable && api_global_admin_can_edit_admin($_GET['user_id'])) {
+                        if ($user_to_delete != $current_user_id && UserManager :: delete_user($_GET['user_id'])) {
+                            $message = Display :: return_message(get_lang('UserDeleted'), 'confirmation');
+                        } else {
+                            $message = Display :: return_message(get_lang('CannotDeleteUserBecauseOwnsCourse'), 'error');
+                        }
+                    } else {
+                        $message = Display :: return_message(get_lang('CannotDeleteUser'),'error');
+                    }
+                }
+                break;
             case 'delete':
-				if (api_is_platform_admin()) {
-					$number_of_selected_users = count($_POST['id']);
-					$number_of_deleted_users = 0;
-					if (is_array($_POST['id'])) {
-						foreach ($_POST['id'] as $index => $user_id) {
-							if ($user_id != $_user['user_id']) {
-								if (UserManager::delete_user($user_id)) {
-									$number_of_deleted_users++;
-								}
-							}
-						}
-					}
-					if ($number_of_selected_users == $number_of_deleted_users) {
+                if (api_is_platform_admin()) {
+                    $number_of_selected_users = count($_POST['id']);
+                    $number_of_deleted_users = 0;
+                    if (is_array($_POST['id'])) {
+                        foreach ($_POST['id'] as $index => $user_id) {
+                            if ($user_id != $_user['user_id']) {
+                                if (UserManager::delete_user($user_id)) {
+                                    $number_of_deleted_users++;
+                                }
+                            }
+                        }
+                    }
+                    if ($number_of_selected_users == $number_of_deleted_users) {
                         $message = Display :: return_message(get_lang('SelectedUsersDeleted'), 'confirmation');
-					} else {
+                    } else {
                         $message = Display :: return_message(get_lang('SomeUsersNotDeleted'), 'error');
-					}
-				}
-				break;
-		}
-		Security::clear_token();
-	}
+                    }
+                }
+                break;
+        }
+        Security::clear_token();
+    }
 }
 
 // Create a search-box
@@ -811,15 +811,15 @@ 
 $actionsCenter = '';
 $actionsRight  = '';
 if (api_is_platform_admin()) {
-	$actionsRight .= '<a class="pull-right" href="'.api_get_path(WEB_CODE_PATH).'admin/user_add.php">'.
-         Display::return_icon('new_user.png',get_lang('AddUsers'),'',ICON_SIZE_MEDIUM).'</a>';
+    $actionsRight .= '<a class="pull-right" href="'.api_get_path(WEB_CODE_PATH).'admin/user_add.php">'.
+            Display::return_icon('new_user.png',get_lang('AddUsers'),'',ICON_SIZE_MEDIUM).'</a>';
 }
 
 $actionsLeft .= $form->returnForm();
 $actionsCenter .= $searchAdvanced;
 
 if (isset($_GET['keyword'])) {
-	$parameters = array('keyword' => Security::remove_XSS($_GET['keyword']));
+    $parameters = array('keyword' => Security::remove_XSS($_GET['keyword']));
 } elseif (isset ($_GET['keyword_firstname'])) {
     $parameters['keyword_firstname'] = Security::remove_XSS($_GET['keyword_firstname']);
     $parameters['keyword_lastname'] = Security::remove_XSS($_GET['keyword_lastname']);
@@ -893,11 +893,11 @@ 
 $table->set_header(2, get_lang('OfficialCode'));
 
 if (api_is_western_name_order()) {
-	$table->set_header(3, get_lang('FirstName'));
-	$table->set_header(4, get_lang('LastName'));
+    $table->set_header(3, get_lang('FirstName'));
+    $table->set_header(4, get_lang('LastName'));
 } else {
-	$table->set_header(3, get_lang('LastName'));
-	$table->set_header(4, get_lang('FirstName'));
+    $table->set_header(3, get_lang('LastName'));
+    $table->set_header(4, get_lang('FirstName'));
 }
 $table->set_header(5, get_lang('LoginName'));
 $table->set_header(6, get_lang('Email'));

main/ticket/ticket_details.php

Indentation +1 added lines, -1 removed lines

@@ -433,7 +433,7 @@
         $form->addElement(
             'checkbox',
             'confirmation',
-             null,
+                null,
             $plugin->get_lang('RequestConfirmation')
         );
     }

main/messages/new_message.php

Indentation +35 added lines, -35 removed lines

@@ -77,20 +77,20 @@ 
 
 function show_compose_reply_to_message($message_id, $receiver_id)
 {
-	$table_message = Database::get_main_table(TABLE_MESSAGE);
-	$query = "SELECT user_sender_id
+    $table_message = Database::get_main_table(TABLE_MESSAGE);
+    $query = "SELECT user_sender_id
               FROM $table_message
 			  WHERE user_receiver_id = ".intval($receiver_id)." AND id='".intval($message_id)."';";
-	$result = Database::query($query);
-	$row = Database::fetch_array($result,'ASSOC');
-	if (!isset($row['user_sender_id'])) {
-		$html = get_lang('InvalidMessageId');
+    $result = Database::query($query);
+    $row = Database::fetch_array($result,'ASSOC');
+    if (!isset($row['user_sender_id'])) {
+        $html = get_lang('InvalidMessageId');
 
-		return $html;
-	}
-	$userInfo = api_get_user_info($row['user_sender_id']);
-	$default['users'] = array($row['user_sender_id']);
-	$html = manage_form($default, null, $userInfo['complete_name']);
+        return $html;
+    }
+    $userInfo = api_get_user_info($row['user_sender_id']);
+    $default['users'] = array($row['user_sender_id']);
+    $html = manage_form($default, null, $userInfo['complete_name']);
 
     return $html;
 }
@@ -98,10 +98,10 @@ 
 function show_compose_to_user ($receiver_id)
 {
     $userInfo = api_get_user_info($receiver_id);
-	$html = get_lang('To').':&nbsp;<strong>'.$userInfo['complete_name'].'</strong>';
-	$default['title'] = api_xml_http_response_encode(get_lang('EnterTitle'));
-	$default['users'] = array($receiver_id);
-	$html .= manage_form($default);
+    $html = get_lang('To').':&nbsp;<strong>'.$userInfo['complete_name'].'</strong>';
+    $default['title'] = api_xml_http_response_encode(get_lang('EnterTitle'));
+    $default['users'] = array($receiver_id);
+    $html .= manage_form($default);
 
     return $html;
 }
@@ -273,13 +273,13 @@ 
 
 /* MAIN SECTION */
 if ($socialToolIsActive) {
-	$this_section = SECTION_SOCIAL;
+    $this_section = SECTION_SOCIAL;
     $interbreadcrumb[] = array(
         'url' => api_get_path(WEB_PATH).'main/social/home.php',
         'name' => get_lang('SocialNetwork')
     );
 } else {
-	$this_section = SECTION_MYPROFILE;
+    $this_section = SECTION_MYPROFILE;
     $interbreadcrumb[] = array(
         'url' => api_get_path(WEB_PATH).'main/auth/profile.php',
         'name' => get_lang('Profile')
@@ -289,30 +289,30 @@ 
 $group_id = isset($_REQUEST['group_id']) ? intval($_REQUEST['group_id']) : null;
 $social_right_content = null;
 if ($group_id != 0) {
-	$social_right_content .= '<div class=actions>';
-	$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/group_view.php?id='.$group_id.'">'.
-		Display::return_icon('back.png',api_xml_http_response_encode(get_lang('ComposeMessage'))).'</a>';
-	$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php?group_id='.$group_id.'">'.
-		Display::return_icon('message_new.png',api_xml_http_response_encode(get_lang('ComposeMessage'))).'</a>';
-	$social_right_content .= '</div>';
+    $social_right_content .= '<div class=actions>';
+    $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/group_view.php?id='.$group_id.'">'.
+        Display::return_icon('back.png',api_xml_http_response_encode(get_lang('ComposeMessage'))).'</a>';
+    $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php?group_id='.$group_id.'">'.
+        Display::return_icon('message_new.png',api_xml_http_response_encode(get_lang('ComposeMessage'))).'</a>';
+    $social_right_content .= '</div>';
 } else {
-	if ($socialToolIsActive) {
-	} else {
-		$social_right_content .= '<div class=actions>';
-		if (api_get_setting('allow_social_tool') === 'true' && api_get_setting('allow_message_tool') === 'true') {
-			$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/profile.php">'.
+    if ($socialToolIsActive) {
+    } else {
+        $social_right_content .= '<div class=actions>';
+        if (api_get_setting('allow_social_tool') === 'true' && api_get_setting('allow_message_tool') === 'true') {
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/social/profile.php">'.
                 Display::return_icon('shared_profile.png', get_lang('ViewSharedProfile')).'</a>';
-		}
-		if (api_get_setting('allow_message_tool') === 'true') {
-			$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php">'.
+        }
+        if (api_get_setting('allow_message_tool') === 'true') {
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/new_message.php">'.
                 Display::return_icon('message_new.png',get_lang('ComposeMessage')).'</a>';
-			$social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/inbox.php">'.
+            $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/inbox.php">'.
                 Display::return_icon('inbox.png',get_lang('Inbox')).'</a>';
             $social_right_content .= '<a href="'.api_get_path(WEB_PATH).'main/messages/outbox.php">'.
                 Display::return_icon('outbox.png',get_lang('Outbox')).'</a>';
-		}
-		$social_right_content .= '</div>';
-	}
+        }
+        $social_right_content .= '</div>';
+    }
 }
 
 // LEFT COLUMN