chamilo / chamilo-lms

main/exercice/oral_expression.class.php

Doc Comments +1 added lines, -1 removed lines

@@ -58,7 +58,7 @@
      * @param null $feedback_type
      * @param null $counter
      * @param null $score
-     * @return null|string
+     * @return string
      */
     function return_header($feedback_type = null, $counter = null, $score = null)
     {

Spacing +1 added lines, -1 removed lines

@@ -31,7 +31,7 @@
     function createAnswersForm($form)
     {
 
-        $form -> addElement('text','weighting', get_lang('Weighting'), array('class' => 'span1'));
+        $form -> addElement('text', 'weighting', get_lang('Weighting'), array('class' => 'span1'));
         global $text, $class;
         // setting the save button here and not in the question class.php
         $form->addButtonSave($text, 'submitQuestion');

main/exercice/question.class.php

Doc Comments +8 added lines, -5 removed lines

@@ -265,7 +265,7 @@ 
     }
 
     /**
-     * @return bool|string
+     * @return string|false
      */
     public function selectPicturePath()
     {
@@ -590,7 +590,7 @@ 
      * @param string $Dimension - Resizing happens proportional according to given dimension: height|width|any
      * @param integer $Max - Maximum size
      *
-     * @return boolean - true if success, false if failed
+     * @return boolean|null - true if success, false if failed
      *
      * @author Toon Keppens
      */
@@ -751,6 +751,7 @@ 
 
     /**
      * Sets extra info
+     * @param string $extra
      */
     public function setExtra($extra)
     {
@@ -1261,7 +1262,7 @@ 
      *
      * @author Olivier Brouckaert
      * @param  array   Course info of the destination course
-     * @return int     ID of the new question
+     * @return false|string     ID of the new question
      */
     public function duplicate($course_info = null)
     {
@@ -1636,7 +1637,7 @@ 
      * @param string $name
      * @param int $course_id
      * @param int $position
-     * @return bool|int
+     * @return false|string
      */
     static function saveQuestionOption($question_id, $name, $course_id, $position = 0)
     {
@@ -1775,6 +1776,7 @@ 
      * @param   int     Maximum result for the question
      * @param   int     Type of question (see constants at beginning of question.class.php)
      * @param   int     Question level/category
+     * @param string $quiz_id
      */
     public function create_question(
         $quiz_id,
@@ -1857,6 +1859,7 @@ 
     /**
      * Get course medias
      * @param int course id
+     * @param integer $course_id
      */
     static function get_course_medias(
         $course_id,
@@ -1922,7 +1925,7 @@ 
     }
 
     /**
-     * @return array
+     * @return integer[]
      */
     public static function get_default_levels()
     {

Braces +5 added lines, -4 removed lines

@@ -607,10 +607,11 @@
             $current_width = $current_image_size['width'];
             $current_height = $current_image_size['height'];
 
-            if ($current_width < $Max && $current_height < $Max)
-                return true;
-            elseif ($current_height == "")
-                return false;
+            if ($current_width < $Max && $current_height < $Max) {
+                            return true;
+            } elseif ($current_height == "") {
+                            return false;
+            }
 
             // Resize according to height.
             if ($Dimension == "height") {

Spacing +76 added lines, -76 removed lines

@@ -22,7 +22,7 @@ 
     public $type;
     public $level;
     public $picture;
-    public $exerciseList;  // array with the list of exercises which this question is in
+    public $exerciseList; // array with the list of exercises which this question is in
     public $category_list;
     public $parent_id;
     public $category;
@@ -47,8 +47,8 @@ 
             'multiple_answer_combination_true_false.class.php',
             'MultipleAnswerCombinationTrueFalse'
         ),
-        GLOBAL_MULTIPLE_ANSWER => array('global_multiple_answer.class.php' , 'GlobalMultipleAnswer'),
-        CALCULATED_ANSWER => array('calculated_answer.class.php' , 'CalculatedAnswer'),
+        GLOBAL_MULTIPLE_ANSWER => array('global_multiple_answer.class.php', 'GlobalMultipleAnswer'),
+        CALCULATED_ANSWER => array('calculated_answer.class.php', 'CalculatedAnswer'),
         UNIQUE_ANSWER_IMAGE => ['UniqueAnswerImage.php', 'UniqueAnswerImage'],
         DRAGGABLE => ['Draggable.php', 'Draggable'],
         MATCHING_DRAGGABLE => ['MatchingDraggable.php', 'MatchingDraggable']
@@ -107,14 +107,14 @@ 
         $id = intval($id);
 
         if (!empty($course_id)) {
-            $course_info =  api_get_course_info_by_id($course_id);
+            $course_info = api_get_course_info_by_id($course_id);
         } else {
             $course_info = api_get_course_info();
         }
 
         $course_id = $course_info['real_id'];
 
-        if (empty($course_id) || $course_id == -1 ) {
+        if (empty($course_id) || $course_id == -1) {
 
             return false;
         }
@@ -269,7 +269,7 @@ 
     public function selectPicturePath()
     {
         if (!empty($this->picture)) {
-            return api_get_path(WEB_COURSE_PATH) . $this->course['path'] . '/document/images/' . $this->picture;
+            return api_get_path(WEB_COURSE_PATH).$this->course['path'].'/document/images/'.$this->picture;
         }
 
         return false;
@@ -306,7 +306,7 @@ 
      */
     public function updateTitle($title)
     {
-        $this->question=$title;
+        $this->question = $title;
     }
 
     /**
@@ -405,7 +405,7 @@ 
                     // DO nothing
                 } else {
                     $sql = "INSERT INTO $TBL_QUESTION_REL_CATEGORY (c_id, question_id, category_id)
-                            VALUES (" . api_get_course_int_id() . ", $question_id, $category_id)";
+                            VALUES (".api_get_course_int_id().", $question_id, $category_id)";
                     Database::query($sql);
                 }
             }
@@ -432,7 +432,7 @@ 
             $sql = "SELECT count(*) AS nb FROM $table
                     WHERE
                         question_id = $question_id AND
-                        c_id=" . api_get_course_int_id();
+                        c_id=".api_get_course_int_id();
             $res = Database::query($sql);
             $row = Database::fetch_array($res);
             if ($row['nb'] > 0) {
@@ -440,11 +440,11 @@ 
                         SET category_id = $category_id
                         WHERE
                             question_id = $question_id AND
-                            c_id = " . api_get_course_int_id();
+                            c_id = ".api_get_course_int_id();
                 Database::query($sql);
             } else {
                 $sql = "INSERT INTO $table (c_id, question_id, category_id)
-                        VALUES (" . api_get_course_int_id().", $question_id, $category_id)";
+                        VALUES (".api_get_course_int_id().", $question_id, $category_id)";
                 Database::query($sql);
             }
         }
@@ -462,7 +462,7 @@ 
         $sql = "DELETE FROM $table
                 WHERE
                     question_id = $question_id AND
-                    c_id = " . api_get_course_int_id();
+                    c_id = ".api_get_course_int_id();
         Database::query($sql);
     }
 
@@ -515,11 +515,11 @@ 
             ) {
                 // removes old answers
                 $sql = "DELETE FROM $TBL_REPONSES
-                        WHERE c_id = $course_id AND question_id = " . intval($this->id);
+                        WHERE c_id = $course_id AND question_id = ".intval($this->id);
                 Database::query($sql);
             }
 
-            $this->type=$type;
+            $this->type = $type;
         }
     }
 
@@ -543,7 +543,7 @@ 
         if (!file_exists($picturePath)) {
             if (mkdir($picturePath, api_get_permissions_for_new_directories())) {
                 // document path
-                $documentPath = api_get_path(SYS_COURSE_PATH) . $this->course['path'] . "/document";
+                $documentPath = api_get_path(SYS_COURSE_PATH).$this->course['path']."/document";
                 $path = str_replace($documentPath, '', $picturePath);
                 $title_path = basename($picturePath);
                 $doc_id = add_document($this->course, $path, 'folder', 0, $title_path);
@@ -559,14 +559,14 @@ 
 
         // if the question has got an ID
         if ($this->id) {
-            $this->picture = 'quiz-' . $this->id . '.jpg';
+            $this->picture = 'quiz-'.$this->id.'.jpg';
             $o_img = new Image($Picture);
-            $o_img->send_image($picturePath . '/' . $this->picture, -1, 'jpg');
+            $o_img->send_image($picturePath.'/'.$this->picture, -1, 'jpg');
             $document_id = add_document(
                 $this->course,
-                '/images/' . $this->picture,
+                '/images/'.$this->picture,
                 'file',
-                filesize($picturePath . '/' . $this->picture),
+                filesize($picturePath.'/'.$this->picture),
                 $this->picture
             );
             if ($document_id) {
@@ -600,7 +600,7 @@ 
         // if the question has an ID
         if ($this->id) {
             // Get dimensions from current image.
-            $my_image = new Image($picturePath . '/' . $this->picture);
+            $my_image = new Image($picturePath.'/'.$this->picture);
 
             $current_image_size = $my_image->get_image_size();
             $current_width = $current_image_size['width'];
@@ -640,7 +640,7 @@ 
             }
 
             $my_image->resize($new_width, $new_height);
-            $result = $my_image->send_image($picturePath . '/' . $this->picture);
+            $result = $my_image->send_image($picturePath.'/'.$this->picture);
 
             if ($result) {
                 return true;
@@ -665,7 +665,7 @@ 
             $picture = $this->picture;
             $this->picture = '';
 
-            return @unlink($picturePath . '/' . $picture) ? true : false;
+            return @unlink($picturePath.'/'.$picture) ? true : false;
         }
 
         return false;
@@ -682,27 +682,27 @@ 
     {
         $course_id = $course_info['real_id'];
         $TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
-        $destination_path = api_get_path(SYS_COURSE_PATH) . $course_info['path'] . '/document/images';
-        $source_path = api_get_path(SYS_COURSE_PATH) . $this->course['path'] . '/document/images';
+        $destination_path = api_get_path(SYS_COURSE_PATH).$course_info['path'].'/document/images';
+        $source_path = api_get_path(SYS_COURSE_PATH).$this->course['path'].'/document/images';
 
         // if the question has got an ID and if the picture exists
         if ($this->id && !empty($this->picture)) {
             $picture = explode('.', $this->picture);
             $extension = $picture[sizeof($picture) - 1];
-            $picture = 'quiz-' . $questionId . '.' . $extension;
-            $result = @copy($source_path . '/' . $this->picture, $destination_path . '/' . $picture) ? true : false;
+            $picture = 'quiz-'.$questionId.'.'.$extension;
+            $result = @copy($source_path.'/'.$this->picture, $destination_path.'/'.$picture) ? true : false;
             // If copy was correct then add to the database
             if ($result) {
                 $sql = "UPDATE $TBL_QUESTIONS SET
-                        picture = '" . Database::escape_string($picture) . "'
-                        WHERE c_id = $course_id AND id='" . intval($questionId) . "'";
+                        picture = '".Database::escape_string($picture)."'
+                        WHERE c_id = $course_id AND id='".intval($questionId)."'";
                 Database::query($sql);
 
                 $document_id = add_document(
                     $course_info,
-                    '/images/' . $picture,
+                    '/images/'.$picture,
                     'file',
-                    filesize($destination_path . '/' . $picture),
+                    filesize($destination_path.'/'.$picture),
                     $picture
                 );
                 if ($document_id) {
@@ -737,7 +737,7 @@ 
         $Extension = $PictureName[sizeof($PictureName) - 1];
 
         // saves the picture into a temporary file
-        @move_uploaded_file($Picture, $picturePath . '/tmp.' . $Extension);
+        @move_uploaded_file($Picture, $picturePath.'/tmp.'.$Extension);
     }
 
     /**
@@ -770,15 +770,15 @@ 
 
         // if the question has got an ID and if the picture exists
         if ($this->id) {
-            if (file_exists($picturePath . '/tmp.jpg')) {
+            if (file_exists($picturePath.'/tmp.jpg')) {
                 $Extension = 'jpg';
-            } elseif (file_exists($picturePath . '/tmp.gif')) {
+            } elseif (file_exists($picturePath.'/tmp.gif')) {
                 $Extension = 'gif';
-            } elseif (file_exists($picturePath . '/tmp.png')) {
+            } elseif (file_exists($picturePath.'/tmp.png')) {
                 $Extension = 'png';
             }
-            $this->picture = 'quiz-' . $this->id . '.' . $Extension;
-            return @rename($picturePath . '/tmp.' . $Extension, $picturePath . '/' . $this->picture) ? true : false;
+            $this->picture = 'quiz-'.$this->id.'.'.$Extension;
+            return @rename($picturePath.'/tmp.'.$Extension, $picturePath.'/'.$this->picture) ? true : false;
         }
         return false;
     }
@@ -808,7 +808,7 @@ 
         $category = $this->category;
 
         // question already exists
-        if(!empty($id)) {
+        if (!empty($id)) {
 
             $params = [
                 'question' => $question,
@@ -854,12 +854,12 @@ 
                     $TBL_EXERCISE_QUESTION as test_question
                     WHERE
                         question.id = test_question.question_id AND
-                        test_question.exercice_id = " . intval($exerciseId) . " AND
+                        test_question.exercice_id = ".intval($exerciseId)." AND
                         question.c_id = $c_id AND
                         test_question.c_id = $c_id ";
-            $result	= Database::query($sql);
-            $current_position = Database::result($result,0,0);
-            $this->updatePosition($current_position+1);
+            $result = Database::query($sql);
+            $current_position = Database::result($result, 0, 0);
+            $this->updatePosition($current_position + 1);
             $position = $this->position;
 
             $params = [
@@ -955,10 +955,10 @@ 
         }
     }
 
-    public function search_engine_edit($exerciseId, $addQs=false, $rmQs=false)
+    public function search_engine_edit($exerciseId, $addQs = false, $rmQs = false)
     {
         // update search engine and its values table if enabled
-        if (api_get_setting('search_enabled')=='true' && extension_loaded('xapian')) {
+        if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
             $course_id = api_get_course_id();
             // get search_did
             $tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
@@ -976,8 +976,8 @@ 
             $res = Database::query($sql);
 
             if (Database::num_rows($res) > 0 || $addQs) {
-                require_once(api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php');
-                require_once(api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php');
+                require_once(api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php');
+                require_once(api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php');
 
                 $di = new ChamiloIndexer();
                 if ($addQs) {
@@ -990,7 +990,7 @@ 
 
                 // retrieve others exercise ids
                 $se_ref = Database::fetch_array($res);
-                $se_doc = $di->get_document((int)$se_ref['search_did']);
+                $se_doc = $di->get_document((int) $se_ref['search_did']);
                 if ($se_doc !== FALSE) {
                     if (($se_doc_data = $di->get_document_data($se_doc)) !== FALSE) {
                         $se_doc_data = unserialize($se_doc_data);
@@ -1028,16 +1028,16 @@ 
                     SE_DATA => array(
                         'type' => SE_DOCTYPE_EXERCISE_QUESTION,
                         'exercise_ids' => $question_exercises,
-                        'question_id' => (int)$this->id
+                        'question_id' => (int) $this->id
                     ),
-                    SE_USER => (int)api_get_user_id(),
+                    SE_USER => (int) api_get_user_id(),
                 );
                 $ic_slide->xapian_data = serialize($xapian_data);
                 $ic_slide->addValue("content", $this->description);
 
                 //TODO: index answers, see also form validation on question_admin.inc.php
 
-                $di->remove_document((int)$se_ref['search_did']);
+                $di->remove_document((int) $se_ref['search_did']);
                 $di->addChunk($ic_slide);
 
                 //index and return search engine document id
@@ -1116,7 +1116,7 @@ 
             $count = $new_exercise->selectNbrQuestions();
             $count++;
             $sql = "INSERT INTO $exerciseRelQuestionTable (c_id, question_id, exercice_id, question_order)
-                    VALUES ({$this->course['real_id']}, " . intval($id) . ", " . intval($exerciseId) . ", '$count')";
+                    VALUES ({$this->course['real_id']}, ".intval($id).", ".intval($exerciseId).", '$count')";
             Database::query($sql);
 
             // we do not want to reindex if we had just saved adnd indexed the question
@@ -1145,7 +1145,7 @@ 
         $course_id = api_get_course_int_id();
 
         // exercise not found
-        if($pos === false) {
+        if ($pos === false) {
             return false;
         } else {
             // deletes the position in the array containing the wanted exercise ID
@@ -1155,17 +1155,17 @@ 
                     FROM $TBL_EXERCISE_QUESTION
                     WHERE
                         c_id = $course_id
-                        AND question_id = " . intval($id) . "
+                        AND question_id = ".intval($id)."
                         AND exercice_id = " . intval($exerciseId);
             $res = Database::query($sql);
-            if (Database::num_rows($res)>0) {
+            if (Database::num_rows($res) > 0) {
                 $row = Database::fetch_array($res);
                 if (!empty($row['question_order'])) {
                     $sql = "UPDATE $TBL_EXERCISE_QUESTION
                         SET question_order = question_order-1
                         WHERE
                             c_id = $course_id
-                            AND exercice_id = " . intval($exerciseId) . "
+                            AND exercice_id = ".intval($exerciseId)."
                             AND question_order > " . $row['question_order'];
                     Database::query($sql);
                 }
@@ -1174,7 +1174,7 @@ 
             $sql = "DELETE FROM $TBL_EXERCISE_QUESTION
                     WHERE
                         c_id = $course_id
-                        AND question_id = " . intval($id) . "
+                        AND question_id = ".intval($id)."
                         AND exercice_id = " . intval($exerciseId);
             Database::query($sql);
 
@@ -1215,7 +1215,7 @@ 
                                 SET question_order = question_order-1
                                 WHERE
                                     c_id= $course_id
-                                    AND exercice_id = " . intval($row['exercice_id']) . "
+                                    AND exercice_id = ".intval($row['exercice_id'])."
                                     AND question_order > " . $row['question_order'];
                         Database::query($sql);
                     }
@@ -1223,22 +1223,22 @@ 
             }
 
             $sql = "DELETE FROM $TBL_EXERCISE_QUESTION
-                    WHERE c_id = $course_id AND question_id = " . $id;
+                    WHERE c_id = $course_id AND question_id = ".$id;
             Database::query($sql);
 
             $sql = "DELETE FROM $TBL_QUESTIONS
-                    WHERE c_id = $course_id AND id = " . $id;
+                    WHERE c_id = $course_id AND id = ".$id;
             Database::query($sql);
 
             $sql = "DELETE FROM $TBL_REPONSES
-                    WHERE c_id = $course_id AND question_id = " . $id;
+                    WHERE c_id = $course_id AND question_id = ".$id;
             Database::query($sql);
 
             // remove the category of this question in the question_rel_category table
             $sql = "DELETE FROM $TBL_QUIZ_QUESTION_REL_CATEGORY
                     WHERE 
                         c_id = $course_id AND 
-                        question_id = " . $id;
+                        question_id = ".$id;
             Database::query($sql);
 
             api_item_property_update(
@@ -1407,7 +1407,7 @@ 
                 if (class_exists($class_name)) {
                     return new $class_name();
                 } else {
-                    echo 'Can\'t instanciate class ' . $class_name . ' of type ' . $type;
+                    echo 'Can\'t instanciate class '.$class_name.' of type '.$type;
                 }
             }
         }
@@ -1449,7 +1449,7 @@ 
 
         // Question type
         $answerType = isset($_REQUEST['answerType']) ? intval($_REQUEST['answerType']) : null;
-        $form->addElement('hidden','answerType', $answerType);
+        $form->addElement('hidden', 'answerType', $answerType);
 
         // html editor
         $editorConfig = array(
@@ -1457,7 +1457,7 @@ 
             'Height' => '150'
         );
 
-        if (!api_is_allowed_to_edit(null,true)) {
+        if (!api_is_allowed_to_edit(null, true)) {
             $editorConfig['UserStatus'] = 'student';
         }
 
@@ -1594,7 +1594,7 @@ 
 
         if ($feedback_type == 1) {
             //2. but if it is a feedback DIRECT we only show the UNIQUE_ANSWER type that is currently available
-            $question_type_custom_list = array (
+            $question_type_custom_list = array(
                 UNIQUE_ANSWER => self::$questionTypes[UNIQUE_ANSWER],
                 HOT_SPOT_DELINEATION => self::$questionTypes[HOT_SPOT_DELINEATION]
             );
@@ -1610,17 +1610,17 @@ 
             require_once $a_type[0];
             // get the picture of the type and the langvar which describes it
             $img = $explanation = '';
-            eval('$img = ' . $a_type[1] . '::$typePicture;');
-            eval('$explanation = get_lang(' . $a_type[1] . '::$explanationLangVar);');
+            eval('$img = '.$a_type[1].'::$typePicture;');
+            eval('$explanation = get_lang('.$a_type[1].'::$explanationLangVar);');
             echo '<li>';
             echo '<div class="icon-image">';
             if ($objExercise->exercise_was_added_in_lp == true) {
                 $img = pathinfo($img);
-                $img = $img['filename'] . '_na.' . $img['extension'];
+                $img = $img['filename'].'_na.'.$img['extension'];
                 echo Display::return_icon($img, $explanation, null, ICON_SIZE_BIG);
             } else {
-                echo '<a href="admin.php?' . api_get_cidreq() . '&newQuestion=yes&answerType=' . $i . '">' .
-                Display::return_icon($img, $explanation, null, ICON_SIZE_BIG) . '</a>';
+                echo '<a href="admin.php?'.api_get_cidreq().'&newQuestion=yes&answerType='.$i.'">'.
+                Display::return_icon($img, $explanation, null, ICON_SIZE_BIG).'</a>';
             }
             echo '</div>';
             echo '</li>';
@@ -1632,9 +1632,9 @@ 
             echo Display::return_icon('database_na.png', get_lang('GetExistingQuestion'), null, ICON_SIZE_BIG);
         } else {
             if ($feedback_type == 1) {
-                echo $url = "<a href=\"question_pool.php?" . api_get_cidreq() . "&type=1&fromExercise=$exerciseId\">";
+                echo $url = "<a href=\"question_pool.php?".api_get_cidreq()."&type=1&fromExercise=$exerciseId\">";
             } else {
-                echo $url = '<a href="question_pool.php?' . api_get_cidreq() . '&fromExercise=' . $exerciseId . '">';
+                echo $url = '<a href="question_pool.php?'.api_get_cidreq().'&fromExercise='.$exerciseId.'">';
             }
             echo Display::return_icon('database.png', get_lang('GetExistingQuestion'), null, ICON_SIZE_BIG);
         }
@@ -1771,7 +1771,7 @@ 
             $header .= $this->show_media_content();
         }
 
-        $header .= Display::page_subheader2($counter_label . ". " . $question_title);
+        $header .= Display::page_subheader2($counter_label.". ".$question_title);
         $header .= Display::div(
             "<div class=\"rib rib-$class\"><h3>$score_label</h3></div> <h4>{$score['result']}</h4>",
             array('class' => 'ribbon')
@@ -1792,7 +1792,7 @@ 
     public function create_question(
         $quiz_id,
         $question_name,
-        $question_description = "" ,
+        $question_description = "",
         $max_score = 0,
         $type = 1,
         $level = 1
@@ -1862,8 +1862,8 @@ 
         require_once $tabQuestionList[$type][0];
 
         $img = $explanation = null;
-        eval('$img = ' . $tabQuestionList[$type][1] . '::$typePicture;');
-        eval('$explanation = get_lang(' . $tabQuestionList[$type][1] . '::$explanationLangVar);');
+        eval('$img = '.$tabQuestionList[$type][1].'::$typePicture;');
+        eval('$explanation = get_lang('.$tabQuestionList[$type][1].'::$explanationLangVar);');
         return array($img, $explanation);
     }
 
@@ -1927,7 +1927,7 @@ 
         $media_list[0] = get_lang('NoMedia');
 
         if (!empty($medias)) {
-            foreach($medias as $media) {
+            foreach ($medias as $media) {
                 $media_list[$media['id']] = empty($media['question']) ? get_lang('Untitled') : $media['question'];
             }
         }

main/exercice/unique_answer.class.php

Doc Comments +2 added lines, -2 removed lines

@@ -417,8 +417,8 @@
      * @param int $question_id  The question ID (to which the answer is attached)
      * @param string $title The text of the answer
      * @param string $comment The feedback for the answer
-     * @param float|null $score  The score you get when picking this answer
-     * @param int|null $correct  Whether this answer is considered *the* correct one (this is the unique answer type)
+     * @param double $score  The score you get when picking this answer
+     * @param integer $correct  Whether this answer is considered *the* correct one (this is the unique answer type)
      */
     public function addAnswer(
         $id,

Indentation +1 added lines, -1 removed lines

@@ -447,7 +447,7 @@
         $position = $row_max->max_position + 1;
 
         // Insert a new answer
-       $params = [
+        $params = [
             'c_id' => $course_id,
             'id' => $id,
             'question_id' => $question_id,

Spacing +54 added lines, -54 removed lines

@@ -59,21 +59,21 @@ 
 
         if ($obj_ex->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT) {
             //Scenario
-            $comment_title = '<th width="20%">' . get_lang('Comment') . '</th>';
-            $feedback_title = '<th width="20%">' . get_lang('Scenario') . '</th>';
+            $comment_title = '<th width="20%">'.get_lang('Comment').'</th>';
+            $feedback_title = '<th width="20%">'.get_lang('Scenario').'</th>';
         } else {
-            $comment_title = '<th width="40%">' . get_lang('Comment') . '</th>';
+            $comment_title = '<th width="40%">'.get_lang('Comment').'</th>';
         }
 
         $html = '<table class="table table-striped table-hover">
             <thead>
                 <tr style="text-align: center;">
-                    <th width="5%">' . get_lang('Number') . '</th>
-                    <th width="5%"> ' . get_lang('True') . '</th>
-                    <th width="40%">' . get_lang('Answer') . '</th>
-                        ' . $comment_title . '
-                        ' . $feedback_title . '
-                    <th width="10%">' . get_lang('Weighting') . '</th>
+                    <th width="5%">' . get_lang('Number').'</th>
+                    <th width="5%"> ' . get_lang('True').'</th>
+                    <th width="40%">' . get_lang('Answer').'</th>
+                        ' . $comment_title.'
+                        ' . $feedback_title.'
+                    <th width="10%">' . get_lang('Weighting').'</th>
                 </tr>
             </thead>
             <tbody>';
@@ -103,7 +103,7 @@ 
                     continue;
                 }
                 $question = Question::read($questionid);
-                $select_question[$questionid] = 'Q' . $key . ' :' . cut(
+                $select_question[$questionid] = 'Q'.$key.' :'.cut(
                     $question->selectTitle(), 20
                 );
             }
@@ -134,9 +134,9 @@ 
                 if ($answer->correct[$i]) {
                     $correct = $i;
                 }
-                $defaults['answer[' . $i . ']'] = $answer->answer[$i];
-                $defaults['comment[' . $i . ']'] = $answer->comment[$i];
-                $defaults['weighting[' . $i . ']'] = float_format(
+                $defaults['answer['.$i.']'] = $answer->answer[$i];
+                $defaults['comment['.$i.']'] = $answer->comment[$i];
+                $defaults['weighting['.$i.']'] = float_format(
                     $answer->weighting[$i],
                     1
                 );
@@ -159,18 +159,18 @@ 
                     $url_result = $url;
                 }
 
-                $temp_scenario['url' . $i] = $url_result;
-                $temp_scenario['try' . $i] = $try_result;
-                $temp_scenario['lp' . $i] = $lp;
-                $temp_scenario['destination' . $i] = $list_dest;
+                $temp_scenario['url'.$i] = $url_result;
+                $temp_scenario['try'.$i] = $try_result;
+                $temp_scenario['lp'.$i] = $lp;
+                $temp_scenario['destination'.$i] = $list_dest;
             } else {
                 $defaults['answer[1]'] = get_lang('DefaultUniqueAnswer1');
                 $defaults['weighting[1]'] = 10;
                 $defaults['answer[2]'] = get_lang('DefaultUniqueAnswer2');
                 $defaults['weighting[2]'] = 0;
 
-                $temp_scenario['destination' . $i] = array('0');
-                $temp_scenario['lp' . $i] = array('0');
+                $temp_scenario['destination'.$i] = array('0');
+                $temp_scenario['lp'.$i] = array('0');
             }
             $defaults['scenario'] = $temp_scenario;
 
@@ -182,62 +182,62 @@ 
             );
             $renderer->setElementTemplate(
                 '<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>',
-                'counter[' . $i . ']'
+                'counter['.$i.']'
             );
             $renderer->setElementTemplate(
                 '<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>',
-                'answer[' . $i . ']'
+                'answer['.$i.']'
             );
             $renderer->setElementTemplate(
                 '<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>',
-                'comment[' . $i . ']'
+                'comment['.$i.']'
             );
             $renderer->setElementTemplate(
                 '<td><!-- BEGIN error --><span class="form_error">{error}</span><!-- END error --><br/>{element}</td>',
-                'weighting[' . $i . ']'
+                'weighting['.$i.']'
             );
 
             $answer_number = $form->addElement(
-                'text', 'counter[' . $i . ']', null, ' value = "' . $i . '"'
+                'text', 'counter['.$i.']', null, ' value = "'.$i.'"'
             );
             $answer_number->freeze();
             $form->addElement(
                 'radio', 'correct', null, null, $i, 'class="checkbox"'
             );
 
-            $form->addHtmlEditor('answer[' . $i . ']', null, null, true, $editor_config);
+            $form->addHtmlEditor('answer['.$i.']', null, null, true, $editor_config);
 
             $form->addRule(
-                'answer[' . $i . ']', get_lang('ThisFieldIsRequired'), 'required'
+                'answer['.$i.']', get_lang('ThisFieldIsRequired'), 'required'
             );
 
             if ($obj_ex->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT) {
-                $form->addHtmlEditor('comment[' . $i . ']', null, null, false, $editor_config);
+                $form->addHtmlEditor('comment['.$i.']', null, null, false, $editor_config);
                 // Direct feedback
                 //Adding extra feedback fields
                 $group = array();
-                $group['try' . $i] = $form->createElement(
+                $group['try'.$i] = $form->createElement(
                     'checkbox',
-                    'try' . $i,
+                    'try'.$i,
                     null,
                     get_lang('TryAgain')
                 );
-                $group['lp' . $i] = $form->createElement(
+                $group['lp'.$i] = $form->createElement(
                     'select',
-                    'lp' . $i,
-                    get_lang('SeeTheory') . ': ',
+                    'lp'.$i,
+                    get_lang('SeeTheory').': ',
                     $select_lp_id
                 );
-                $group['destination' . $i] = $form->createElement(
+                $group['destination'.$i] = $form->createElement(
                     'select',
-                    'destination' . $i,
-                    get_lang('GoToQuestion') . ': ',
+                    'destination'.$i,
+                    get_lang('GoToQuestion').': ',
                     $select_question
                 );
-                $group['url' . $i] = $form->createElement(
+                $group['url'.$i] = $form->createElement(
                     'text',
-                    'url' . $i,
-                    get_lang('Other') . ': ',
+                    'url'.$i,
+                    get_lang('Other').': ',
                     array(
                         'class' => 'col-md-2',
                         'placeholder' => get_lang('Other')
@@ -250,9 +250,9 @@ 
                     'scenario'
                 );
             } else {
-                $form->addHtmlEditor('comment[' . $i . ']', null, null, false, $editor_config);
+                $form->addHtmlEditor('comment['.$i.']', null, null, false, $editor_config);
             }
-            $form->addText('weighting[' . $i . ']', null, null, array('value' => '0'));
+            $form->addText('weighting['.$i.']', null, null, array('value' => '0'));
             $form->addHtml('</tr>');
         }
 
@@ -306,19 +306,19 @@ 
         $nb_answers = $form->getSubmitValue('nb_answers');
 
         for ($i = 1; $i <= $nb_answers; $i++) {
-            $answer = trim($form->getSubmitValue('answer[' . $i . ']'));
-            $comment = trim($form->getSubmitValue('comment[' . $i . ']'));
-            $weighting = trim($form->getSubmitValue('weighting[' . $i . ']'));
+            $answer = trim($form->getSubmitValue('answer['.$i.']'));
+            $comment = trim($form->getSubmitValue('comment['.$i.']'));
+            $weighting = trim($form->getSubmitValue('weighting['.$i.']'));
 
             $scenario = $form->getSubmitValue('scenario');
 
             //$list_destination = $form -> getSubmitValue('destination'.$i);
             //$destination_str = $form -> getSubmitValue('destination'.$i);
 
-            $try = $scenario['try' . $i];
-            $lp = $scenario['lp' . $i];
-            $destination = $scenario['destination' . $i];
-            $url = trim($scenario['url' . $i]);
+            $try = $scenario['try'.$i];
+            $lp = $scenario['lp'.$i];
+            $destination = $scenario['destination'.$i];
+            $url = trim($scenario['url'.$i]);
 
             /*
             How we are going to parse the destination value
@@ -366,7 +366,7 @@ 
             }
 
             //1@@1;2;@@2;4;4;@@http://www.chamilo.org
-            $dest = $try . '@@' . $lp . '@@' . $destination . '@@' . $url;
+            $dest = $try.'@@'.$lp.'@@'.$destination.'@@'.$url;
             $objAnswer->createAnswer(
                 $answer,
                 $goodAnswer,
@@ -400,12 +400,12 @@ 
         $score = null
     ) {
         $header = parent::return_header($feedback_type, $counter, $score);
-        $header .= '<table class="' . $this->question_table_class . '">
+        $header .= '<table class="'.$this->question_table_class.'">
 			<tr>
-				<th>' . get_lang("Choice") . '</th>
-				<th>' . get_lang("ExpectedChoice") . '</th>
-				<th>' . get_lang("Answer") . '</th>';
-        $header .= '<th>' . get_lang("Comment") . '</th>';
+				<th>' . get_lang("Choice").'</th>
+				<th>' . get_lang("ExpectedChoice").'</th>
+				<th>' . get_lang("Answer").'</th>';
+        $header .= '<th>'.get_lang("Comment").'</th>';
         $header .= '</tr>';
 
         return $header;
@@ -469,7 +469,7 @@ 
         if ($correct) {
             $sql = "UPDATE $tbl_quiz_question
                     SET ponderation = (ponderation + $score)
-                    WHERE c_id = $course_id AND id = " . $question_id;
+                    WHERE c_id = $course_id AND id = ".$question_id;
             Database::query($sql);
         }
     }

main/gradebook/lib/be/abstractlink.class.php

Doc Comments +15 added lines, -4 removed lines

@@ -193,6 +193,9 @@ 
         $this->visible = $visible;
     }
 
+    /**
+     * @param integer $id
+     */
     public function set_session_id($id)
     {
         $this->session_id = $id;
@@ -217,6 +220,12 @@ 
     /**
      * Retrieve links and return them as an array of extensions of AbstractLink.
      * To keep consistency, do not call this method but LinkFactory::load instead.
+     * @param integer $id
+     * @param integer $type
+     * @param integer $user_id
+     * @param string $course_code
+     * @param integer $category_id
+     * @param integer $visible
      */
     public static function load(
         $id = null,
@@ -288,7 +297,7 @@ 
     }
 
     /**
-     * @param $result
+     * @param Doctrine\DBAL\Driver\Statement|null $result
      * @return array
      */
     private static function create_objects_from_sql_result($result)
@@ -463,6 +472,7 @@ 
 
     /**
      * Internal function used by get_target_categories()
+     * @param integer $level
      */
     private function add_target_subcategories($targets, $level, $catid)
     {
@@ -492,6 +502,7 @@ 
      * Find links by name
      * To keep consistency, do not call this method but LinkFactory::find_links instead.
      * @todo can be written more efficiently using a new (but very complex) sql query
+     * @param string $name_mask
      */
     public function find_links ($name_mask,$selectcat)
     {
@@ -559,21 +570,21 @@ 
     }
 
     /**
-     * @param $name
+     * @param string $name
      */
     public function set_name($name)
     {
     }
 
     /**
-     * @param $description
+     * @param string $description
      */
     public function set_description($description)
     {
     }
 
     /**
-     * @param $max
+     * @param integer $max
      */
     public function set_max($max)
     {

Spacing +24 added lines, -24 removed lines

@@ -138,22 +138,22 @@ 
         return $this->visible;
     }
 
-    public function set_id ($id)
+    public function set_id($id)
     {
         $this->id = $id;
     }
 
-    public function set_type ($type)
+    public function set_type($type)
     {
         $this->type = $type;
     }
 
-    public function set_ref_id ($ref_id)
+    public function set_ref_id($ref_id)
     {
         $this->ref_id = $ref_id;
     }
 
-    public function set_user_id ($user_id)
+    public function set_user_id($user_id)
     {
         $this->user_id = $user_id;
     }
@@ -231,29 +231,29 @@ 
         $sql = 'SELECT * FROM '.$tbl_grade_links;
         $paramcount = 0;
         if (isset ($id)) {
-            $sql.= ' WHERE id = '.intval($id);
-            $paramcount ++;
+            $sql .= ' WHERE id = '.intval($id);
+            $paramcount++;
         }
         if (isset ($type)) {
             if ($paramcount != 0) $sql .= ' AND';
             else $sql .= ' WHERE';
             $sql .= ' type = '.intval($type);
-            $paramcount ++;
+            $paramcount++;
         }
         if (isset ($ref_id)) {
             if ($paramcount != 0) $sql .= ' AND';
             else $sql .= ' WHERE';
             $sql .= ' ref_id = '.intval($ref_id);
-            $paramcount ++;
+            $paramcount++;
         }
         if (isset ($user_id)) {
             if ($paramcount != 0) {
                 $sql .= ' AND';
-            }else {
+            } else {
                 $sql .= ' WHERE';
             }
             $sql .= ' user_id = '.intval($user_id);
-            $paramcount ++;
+            $paramcount++;
         }
         if (isset ($course_code)) {
             if ($paramcount != 0) {
@@ -262,16 +262,16 @@ 
                 $sql .= ' WHERE';
             }
             $sql .= " course_code = '".Database::escape_string($course_code)."'";
-            $paramcount ++;
+            $paramcount++;
         }
         if (isset ($category_id)) {
             if ($paramcount != 0) {
                 $sql .= ' AND';
-            }else {
+            } else {
                 $sql .= ' WHERE';
             }
             $sql .= ' category_id = '.intval($category_id);
-            $paramcount ++;
+            $paramcount++;
         }
         if (isset ($visible)) {
             if ($paramcount != 0) {
@@ -311,7 +311,7 @@ 
             $session_id = api_get_session_id();
 
             $link->set_session_id($session_id);
-            $links[]=$link;
+            $links[] = $link;
         }
         return $links;
     }
@@ -402,12 +402,12 @@ 
         $dateobject = AbstractLink::load($idevaluation, null, null, null, null);
         $current_date_server = api_get_utc_datetime();
         $arreval = get_object_vars($dateobject[0]);
-        $description_log = isset($arreval['description']) ? $arreval['description']:'';
+        $description_log = isset($arreval['description']) ? $arreval['description'] : '';
         if (empty($nameLog)) {
             if (isset($_POST['name_link'])) {
                 $name_log = isset($_POST['name_link']) ? $_POST['name_link'] : $arreval['course_code'];
-            } elseif (isset($_POST['link_' . $idevaluation]) && $_POST['link_' . $idevaluation]) {
-                $name_log = $_POST['link_' . $idevaluation];
+            } elseif (isset($_POST['link_'.$idevaluation]) && $_POST['link_'.$idevaluation]) {
+                $name_log = $_POST['link_'.$idevaluation];
             } else {
                 $name_log = $arreval['course_code'];
             }
@@ -452,10 +452,10 @@ 
         $targets = array();
         $level = 0;
 
-        $crscats = Category::load(null,null,$this->get_course_code(),0);
+        $crscats = Category::load(null, null, $this->get_course_code(), 0);
         foreach ($crscats as $cat) {
-            $targets[] = array($cat->get_id(), $cat->get_name(), $level+1);
-            $targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+            $targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+            $targets = $this->add_target_subcategories($targets, $level + 1, $cat->get_id());
         }
 
         return $targets;
@@ -466,10 +466,10 @@ 
      */
     private function add_target_subcategories($targets, $level, $catid)
     {
-        $subcats = Category::load(null,null,null,$catid);
+        $subcats = Category::load(null, null, null, $catid);
         foreach ($subcats as $cat) {
-            $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-            $targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+            $targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+            $targets = $this->add_target_subcategories($targets, $level + 1, $cat->get_id());
         }
         return $targets;
     }
@@ -493,7 +493,7 @@ 
      * To keep consistency, do not call this method but LinkFactory::find_links instead.
      * @todo can be written more efficiently using a new (but very complex) sql query
      */
-    public function find_links ($name_mask,$selectcat)
+    public function find_links($name_mask, $selectcat)
     {
         $rootcat = Category::load($selectcat);
         $links = $rootcat[0]->get_links((api_is_allowed_to_edit() ? null : api_get_user_id()), true);

Braces +12 added lines, -6 removed lines

@@ -235,21 +235,27 @@ 
             $paramcount ++;
         }
         if (isset ($type)) {
-            if ($paramcount != 0) $sql .= ' AND';
-            else $sql .= ' WHERE';
+            if ($paramcount != 0) {
+                $sql .= ' AND';
+            } else {
+                $sql .= ' WHERE';
+            }
             $sql .= ' type = '.intval($type);
             $paramcount ++;
         }
         if (isset ($ref_id)) {
-            if ($paramcount != 0) $sql .= ' AND';
-            else $sql .= ' WHERE';
+            if ($paramcount != 0) {
+                $sql .= ' AND';
+            } else {
+                $sql .= ' WHERE';
+            }
             $sql .= ' ref_id = '.intval($ref_id);
             $paramcount ++;
         }
         if (isset ($user_id)) {
             if ($paramcount != 0) {
                 $sql .= ' AND';
-            }else {
+            } else {
                 $sql .= ' WHERE';
             }
             $sql .= ' user_id = '.intval($user_id);
@@ -267,7 +273,7 @@ 
         if (isset ($category_id)) {
             if ($paramcount != 0) {
                 $sql .= ' AND';
-            }else {
+            } else {
                 $sql .= ' WHERE';
             }
             $sql .= ' category_id = '.intval($category_id);

main/gradebook/lib/be/category.class.php

Doc Comments +22 added lines, -10 removed lines

@@ -77,7 +77,7 @@ 
     }
 
     /**
-     * @return float
+     * @return integer|null
      */
     public function get_certificate_min_score()
     {
@@ -97,7 +97,7 @@ 
     }
 
     /**
-     * @return mixed
+     * @return integer
      */
     public function get_parent_id()
     {
@@ -105,7 +105,7 @@ 
     }
 
     /**
-     * @return mixed
+     * @return integer
      */
     public function get_weight()
     {
@@ -121,7 +121,7 @@ 
     }
 
     /**
-     * @return mixed
+     * @return boolean
      */
     public function is_visible()
     {
@@ -244,7 +244,7 @@ 
     }
 
     /**
-     * @return null
+     * @return null|integer
      */
     public function get_grade_model_id()
     {
@@ -487,7 +487,7 @@ 
     }
 
     /**
-     * @param $result
+     * @param Doctrine\DBAL\Driver\Statement|null $result
      *
      * @return array
      */
@@ -863,7 +863,8 @@ 
 
     /**
      * Calculate the score of this category
-     * @param $stud_id student id (default: all students - then the average is returned)
+     * @param integer $stud_id student id (default: all students - then the average is returned)
+     * @param integer $session_id
      * @return    array (score sum, weight sum)
      *             or null if no scores available
      */
@@ -1122,6 +1123,9 @@ 
      * @param int       student id
      * @param string    Course code
      * @param int       Session id
+     * @param integer $stud_id
+     * @param string $course_code
+     * @param integer $session_id
      */
     public function get_root_categories_for_student($stud_id, $course_code = null, $session_id = null)
     {
@@ -1202,6 +1206,9 @@ 
      * @param int user id (to return everything, use 'null' here)
      * @param string course code (optional)
      * @param int session id (optional)
+     * @param integer $user_id
+     * @param string $course_code
+     * @param integer $session_id
      */
     public function get_root_categories_for_teacher($user_id, $course_code = null, $session_id = null)
     {
@@ -1300,6 +1307,7 @@ 
 
     /**
      * Internal function used by get_target_categories()
+     * @param integer $level
      */
     private function add_target_subcategories($targets, $level, $catid)
     {
@@ -1399,6 +1407,8 @@ 
 
     /**
      * Internal function used by get_tree()
+     * @param integer $level
+     * @param null|integer $visible
      */
     private function add_subtree ($targets, $level, $catid, $visible)
     {
@@ -1416,6 +1426,7 @@ 
 
     /**
      * Generate an array of courses that a teacher hasn't created a category for.
+     * @param integer $user_id
      * @return array 2-dimensional array - every element contains 2 subelements (code, title)
      */
     public function get_not_created_course_categories ($user_id)
@@ -1450,6 +1461,7 @@ 
 
     /**
      * Generate an array of all courses that a teacher is admin of.
+     * @param integer $user_id
      * @return array 2-dimensional array - every element contains 2 subelements (code, title)
      */
     public function get_all_courses ($user_id)
@@ -1530,7 +1542,7 @@ 
     /**
      * Retrieve all categories inside a course independent category
      * that should be visible to a student.
-     * @param $cat_id parent category
+     * @param integer $cat_id parent category
      * @param $stud_id student id
      * @param $cats optional: if defined, the categories will be added to this array
      */
@@ -1851,7 +1863,7 @@ 
      * the platform administrator.
      * @param int locked 1 or unlocked 0
 
-     * @return bool
+     * @return boolean|null
      * */
     public function lock($locked)
     {
@@ -2282,7 +2294,7 @@ 
      * @param float $score The achieved score
      * @param int $userId The user id
      * @param int $categoryId The gradebook category
-     * @return int The insert id
+     * @return false|string The insert id
      */
     public static function registerCurrentScore($score, $userId, $categoryId)
     {

Indentation -2 removed lines

@@ -1571,7 +1571,6 @@ 
      * @param string $course_code Course code (optional)
      * @param int    $session_id Session ID (optional)
      * @param bool   $order
-
      * @return array Array of subcategories
      */
     public function get_subcategories($stud_id = null, $course_code = null, $session_id = null, $order = null)
@@ -1850,7 +1849,6 @@ 
      * This function, locks a category , only one who can unlock it is
      * the platform administrator.
      * @param int locked 1 or unlocked 0
-
      * @return bool
      * */
     public function lock($locked)

Spacing +63 added lines, -63 removed lines

@@ -199,7 +199,7 @@ 
      */
     public function set_session_id($session_id = 0)
     {
-        $this->session_id = (int)$session_id;
+        $this->session_id = (int) $session_id;
     }
 
     /**
@@ -288,7 +288,7 @@ 
         $skills = $this->get_skills();
         $skill_select = array();
         if (!empty($skills)) {
-            foreach($skills as $skill) {
+            foreach ($skills as $skill) {
                 $skill_select[$skill['id']] = $skill['name'];
             }
         }
@@ -322,7 +322,7 @@ 
      */
     public static function load_session_categories($id = null, $session_id = null)
     {
-        if (isset($id) && (int)$id === 0) {
+        if (isset($id) && (int) $id === 0) {
             $cats = array();
             $cats[] = Category::create_root_category();
             return $cats;
@@ -335,7 +335,7 @@ 
         if (!empty($session_id)) {
             $tbl_grade_categories = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_CATEGORY);
             $sql = 'SELECT id, course_code
-                    FROM '.$tbl_grade_categories. '
+                    FROM '.$tbl_grade_categories.'
                     WHERE session_id = '.$session_id;
             $result_session = Database::query($sql);
             if (Database::num_rows($result_session) > 0) {
@@ -375,7 +375,7 @@ 
     ) {
         //if the category given is explicitly 0 (not null), then create
         // a root category object (in memory)
-        if (isset($id) && (int)$id === 0) {
+        if (isset($id) && (int) $id === 0) {
             $cats = array();
             $cats[] = Category::create_root_category();
 
@@ -386,8 +386,8 @@ 
         $sql = 'SELECT * FROM '.$tbl_grade_categories;
         $paramcount = 0;
         if (isset($id)) {
-            $sql.= ' WHERE id = '.intval($id);
-            $paramcount ++;
+            $sql .= ' WHERE id = '.intval($id);
+            $paramcount++;
         }
 
         if (isset($user_id)) {
@@ -423,10 +423,10 @@ 
             if (empty($session_id)) {
                 $sql .= ' AND (session_id IS NULL OR session_id = 0) ';
             } else {
-                $sql .= ' AND session_id = '.(int)$session_id.' ';
+                $sql .= ' AND session_id = '.(int) $session_id.' ';
             }
             //}
-            $paramcount ++;
+            $paramcount++;
         }
 
         if (isset($parent_id)) {
@@ -598,7 +598,7 @@ 
                             $default_weight = $default_weight_setting;
                         }
                         foreach ($components as $component) {
-                            $gradebook =  new Gradebook();
+                            $gradebook = new Gradebook();
                             $params = array();
 
                             $params['name'] = $component['acronym'];
@@ -615,7 +615,7 @@ 
                 }
             }
 
-            $gradebook= new Gradebook();
+            $gradebook = new Gradebook();
             $gradebook->update_skills_to_gradebook($this->id, $this->get_skills(false));
 
             return $id;
@@ -680,7 +680,7 @@ 
                         $params['description']      = $component['title'];
                         $params['user_id']          = api_get_user_id();
                         $params['parent_id']        = $this->id;
-                        $params['weight']           = $component['percentage']/100*$default_weight;
+                        $params['weight']           = $component['percentage'] / 100 * $default_weight;
                         $params['session_id']       = api_get_session_id();
                         $params['course_code']      = $this->get_course_code();
 
@@ -690,7 +690,7 @@ 
             }
         }
 
-        $gradebook= new Gradebook();
+        $gradebook = new Gradebook();
         $gradebook->update_skills_to_gradebook(
             $this->id,
             $this->get_skills(false),
@@ -710,7 +710,7 @@ 
         if (!empty($links)) {
             foreach ($links as $link_item) {
                 if (isset($link_item)) {
-                    $new_item_weight =  $new_weight * $link_item->get_weight() / $old_weight;
+                    $new_item_weight = $new_weight * $link_item->get_weight() / $old_weight;
                     $link_item->set_weight($new_item_weight);
                     $link_item->save();
                 }
@@ -751,7 +751,7 @@ 
                     visible=3';
         $res = Database::query($sql);
         $option = Database::fetch_array($res, 'ASSOC');
-        if ($option['num']>=1) {
+        if ($option['num'] >= 1) {
             return '&nbsp;&nbsp;<span class="resource-deleted">(&nbsp;'.get_lang('ResourceDeleted').'&nbsp;)</span>';
         } else {
             return false;
@@ -812,9 +812,9 @@ 
             $sql .= ' AND user_id = '.api_get_user_id();
         }
         if (!isset ($parent)) {
-            $sql.= ' AND parent_id is null';
+            $sql .= ' AND parent_id is null';
         } else {
-            $sql.= ' AND parent_id = '.intval($parent);
+            $sql .= ' AND parent_id = '.intval($parent);
         }
 
         $result = Database::query($sql);
@@ -912,7 +912,7 @@ 
                     }
 
                     if (isset($score) && !empty($score[1]) && !empty($catweight)) {
-                        $ressum += $score[0]/$score[1] * $catweight;
+                        $ressum += $score[0] / $score[1] * $catweight;
                     }
                 }
             }
@@ -1001,7 +1001,7 @@ 
                     }
 
                     if (isset($score) && !empty($score[1]) && !empty($catweight)) {
-                        $ressum += $score[0]/$score[1] * $catweight;
+                        $ressum += $score[0] / $score[1] * $catweight;
 
                         if ($ressum > $bestResult) {
                             $bestResult = $ressum;
@@ -1140,7 +1140,7 @@ 
                 // session, we don't check his registration to these, but this
                 // could be an improvement
                 if (!empty($session_id)) {
-                    $sql .= " AND course_code = '".Database::escape_string($course_code)."' AND session_id = ".(int)$session_id;
+                    $sql .= " AND course_code = '".Database::escape_string($course_code)."' AND session_id = ".(int) $session_id;
                 } else {
                     $sql .= " AND course_code = '".Database::escape_string($course_code)."' AND session_id is null OR session_id=0";
                 }
@@ -1164,9 +1164,9 @@ 
                 // could be an improvement
                 $sql .= " AND course_code  = '".Database::escape_string($course_code)."'";
                 if (!empty($session_id)) {
-                    $sql .= " AND session_id = ".(int)$session_id;
+                    $sql .= " AND session_id = ".(int) $session_id;
                 } else {
-                    $sql .="AND session_id IS NULL OR session_id=0";
+                    $sql .= "AND session_id IS NULL OR session_id=0";
                 }
             } else {
                 $sql .= ' AND course_code IN
@@ -1180,10 +1180,10 @@ 
                     )';
             }
         }elseif (api_is_platform_admin()) {
-            if (isset($session_id) && $session_id!=0) {
-                $sql.=' AND session_id='.intval($session_id);
+            if (isset($session_id) && $session_id != 0) {
+                $sql .= ' AND session_id='.intval($session_id);
             } else {
-                $sql.=' AND coalesce(session_id,0)=0';
+                $sql .= ' AND coalesce(session_id,0)=0';
             }
         }
         $result = Database::query($sql);
@@ -1191,7 +1191,7 @@ 
 
         // course independent categories
         if (empty($course_code)) {
-            $cats = Category::get_independent_categories_with_result_for_student (0, $stud_id, $cats);
+            $cats = Category::get_independent_categories_with_result_for_student(0, $stud_id, $cats);
         }
 
         return $cats;
@@ -1206,7 +1206,7 @@ 
     public function get_root_categories_for_teacher($user_id, $course_code = null, $session_id = null)
     {
         if ($user_id == null) {
-            return Category::load(null,null,$course_code,0,null,$session_id);
+            return Category::load(null, null, $course_code, 0, null, $session_id);
         }
 
         $courseTable = Database :: get_main_table(TABLE_MAIN_COURSE);
@@ -1218,7 +1218,7 @@ 
         if (!empty($course_code)) {
             $sql .= " AND course_code = '".Database::escape_string($course_code)."' ";
             if (!empty($session_id)) {
-                $sql .= " AND session_id = ".(int)$session_id;
+                $sql .= " AND session_id = ".(int) $session_id;
             }
         } else {
             $sql .= ' AND course_code in
@@ -1234,7 +1234,7 @@ 
         $cats = Category::create_category_objects_from_sql_result($result);
         // course independent categories
         if (isset($course_code)) {
-            $indcats = Category::load(null,$user_id,$course_code,0,null,$session_id);
+            $indcats = Category::load(null, $user_id, $course_code, 0, null, $session_id);
             $cats = array_merge($cats, $indcats);
         }
 
@@ -1277,20 +1277,20 @@ 
             $targets[] = $root;
 
             if (isset($this->course_code) && !empty($this->course_code)) {
-                $crscats = Category::load(null,null,$this->course_code,0);
+                $crscats = Category::load(null, null, $this->course_code, 0);
                 foreach ($crscats as $cat) {
                     if ($this->can_be_moved_to_cat($cat)) {
-                        $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-                        $targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+                        $targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+                        $targets = $this->add_target_subcategories($targets, $level + 1, $cat->get_id());
                     }
                 }
             }
 
-            $indcats = Category::load(null,$user,0,0);
+            $indcats = Category::load(null, $user, 0, 0);
             foreach ($indcats as $cat) {
                 if ($this->can_be_moved_to_cat($cat)) {
-                    $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-                    $targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+                    $targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+                    $targets = $this->add_target_subcategories($targets, $level + 1, $cat->get_id());
                 }
             }
 
@@ -1303,11 +1303,11 @@ 
      */
     private function add_target_subcategories($targets, $level, $catid)
     {
-        $subcats = Category::load(null,null,null,$catid);
+        $subcats = Category::load(null, null, null, $catid);
         foreach ($subcats as $cat) {
             if ($this->can_be_moved_to_cat($cat)) {
-                $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-                $targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+                $targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+                $targets = $this->add_target_subcategories($targets, $level + 1, $cat->get_id());
             }
         }
 
@@ -1320,7 +1320,7 @@ 
      * Impossible when origin and target are the same... children won't be processed
      * either. (a category can't be moved to one of its own children)
      */
-    private function can_be_moved_to_cat ($cat)
+    private function can_be_moved_to_cat($cat)
     {
         return $cat->get_id() != $this->get_id();
     }
@@ -1349,7 +1349,7 @@ 
     {
         $cats = Category::load(null, null, null, $this->id, null);
         $evals = Evaluation::load(null, null, null, $this->id, null);
-        $links = LinkFactory::load(null,null,null,null,null,$this->id,null);
+        $links = LinkFactory::load(null, null, null, null, null, $this->id, null);
 
         foreach ($cats as $cat) {
             $cat->set_course_code($this->get_course_code());
@@ -1382,15 +1382,15 @@ 
             $user = (api_is_platform_admin() ? null : api_get_user_id());
             $cats = Category::get_root_categories_for_teacher($user);
             foreach ($cats as $cat) {
-                $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-                $targets = Category::add_subtree($targets, $level+1, $cat->get_id(),null);
+                $targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+                $targets = Category::add_subtree($targets, $level + 1, $cat->get_id(), null);
             }
         } else {
             // student
             $cats = Category::get_root_categories_for_student(api_get_user_id());
             foreach ($cats as $cat) {
-                $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-                $targets = Category::add_subtree($targets, $level+1, $cat->get_id(), 1);
+                $targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+                $targets = Category::add_subtree($targets, $level + 1, $cat->get_id(), 1);
             }
         }
 
@@ -1400,14 +1400,14 @@ 
     /**
      * Internal function used by get_tree()
      */
-    private function add_subtree ($targets, $level, $catid, $visible)
+    private function add_subtree($targets, $level, $catid, $visible)
     {
-        $subcats = Category::load(null,null,null,$catid,$visible);
+        $subcats = Category::load(null, null, null, $catid, $visible);
 
         if (!empty($subcats)) {
             foreach ($subcats as $cat) {
-                $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-                $targets = Category::add_subtree($targets, $level+1, $cat->get_id(),$visible);
+                $targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+                $targets = Category::add_subtree($targets, $level + 1, $cat->get_id(), $visible);
             }
         }
 
@@ -1418,7 +1418,7 @@ 
      * Generate an array of courses that a teacher hasn't created a category for.
      * @return array 2-dimensional array - every element contains 2 subelements (code, title)
      */
-    public function get_not_created_course_categories ($user_id)
+    public function get_not_created_course_categories($user_id)
     {
         $tbl_main_courses = Database :: get_main_table(TABLE_MAIN_COURSE);
         $tbl_main_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
@@ -1440,9 +1440,9 @@ 
                 )';
         $result = Database::query($sql);
 
-        $cats=array();
-        while ($data=Database::fetch_array($result)) {
-            $cats[] = array ($data['code'], $data['title']);
+        $cats = array();
+        while ($data = Database::fetch_array($result)) {
+            $cats[] = array($data['code'], $data['title']);
         }
 
         return $cats;
@@ -1452,7 +1452,7 @@ 
      * Generate an array of all courses that a teacher is admin of.
      * @return array 2-dimensional array - every element contains 2 subelements (code, title)
      */
-    public function get_all_courses ($user_id)
+    public function get_all_courses($user_id)
     {
         $tbl_main_courses = Database :: get_main_table(TABLE_MAIN_COURSE);
         $tbl_main_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
@@ -1466,7 +1466,7 @@ 
         $result = Database::query($sql);
         $cats = array();
         while ($data = Database::fetch_array($result)) {
-            $cats[] = array ($data['code'], $data['title']);
+            $cats[] = array($data['code'], $data['title']);
         }
 
         return $cats;
@@ -1479,7 +1479,7 @@ 
     {
         $cats = Category::load(null, null, null, $this->id, null);
         $evals = Evaluation::load(null, null, null, $this->id, null);
-        $links = LinkFactory::load(null,null,null,null,null,$this->id,null);
+        $links = LinkFactory::load(null, null, null, null, null, $this->id, null);
         if (!empty($cats)) {
             foreach ($cats as $cat) {
                 $cat->set_visible($this->is_visible());
@@ -1834,7 +1834,7 @@ 
      * @param string $name_mask search string
      * @return array category objects matching the search criterium
      */
-    public function find_category($name_mask,$allcat)
+    public function find_category($name_mask, $allcat)
     {
         $foundcats = array();
         foreach ($allcat as $search_cat) {
@@ -1877,9 +1877,9 @@ 
                 }
             }
 
-            $link_to_lock= $this->get_links();
+            $link_to_lock = $this->get_links();
             if (!empty($link_to_lock)) {
-                foreach ($link_to_lock as $item ) {
+                foreach ($link_to_lock as $item) {
                     $item->lock($locked);
                 }
             }
@@ -1968,7 +1968,7 @@ 
                 return [
                     'badge_link' => Display::url(
                         get_lang('DownloadBadges'),
-                        api_get_path(WEB_CODE_PATH) . "gradebook/get_badges.php?user=$user_id",
+                        api_get_path(WEB_CODE_PATH)."gradebook/get_badges.php?user=$user_id",
                         array(
                             'target' => '_blank',
                             'class' => 'btn btn-default'
@@ -2002,7 +2002,7 @@ 
             $fileWasGenerated = $certificate_obj->html_file_is_generated();
 
             if (!empty($fileWasGenerated)) {
-                $url = api_get_path(WEB_PATH) . 'certificates/index.php?id=' . $my_certificate['id'];
+                $url = api_get_path(WEB_PATH).'certificates/index.php?id='.$my_certificate['id'];
 
                 $certificates = Display::url(
                     Display::returnFontAwesomeIcon('download').' '.get_lang('DownloadCertificate'),
@@ -2025,7 +2025,7 @@ 
 
                 $hideExportLink = api_get_setting('hide_certificate_export_link');
                 $hideExportLinkStudent = api_get_setting('hide_certificate_export_link_students');
-                if ($hideExportLink === 'true' || (api_is_student() && $hideExportLinkStudent === 'true') ) {
+                if ($hideExportLink === 'true' || (api_is_student() && $hideExportLinkStudent === 'true')) {
                     $exportToPDF = null;
                 }
 
@@ -2038,7 +2038,7 @@ 
                 if ($skillToolEnabled && $userHasSkills) {
                     $html['badge_link'] = Display::url(
                         get_lang('DownloadBadges'),
-                        api_get_path(WEB_CODE_PATH) . "gradebook/get_badges.php?user=$user_id",
+                        api_get_path(WEB_CODE_PATH)."gradebook/get_badges.php?user=$user_id",
                         array(
                             'target' => '_blank',
                             'class' => 'btn btn-default'
@@ -2098,7 +2098,7 @@ 
                     $certificate_obj = new Certificate($value_certificate['id']);
                     $certificate_obj->generate(array('hide_print_button' => true));
                     if ($certificate_obj->html_file_is_generated()) {
-                        $certificate_path_list[]= $certificate_obj->html_file;
+                        $certificate_path_list[] = $certificate_obj->html_file;
                     }
                 }
             }

Braces +1 added lines, -1 removed lines

@@ -1179,7 +1179,7 @@
                             cu.status = '.COURSEMANAGER.'
                     )';
             }
-        }elseif (api_is_platform_admin()) {
+        } elseif (api_is_platform_admin()) {
             if (isset($session_id) && $session_id!=0) {
                 $sql.=' AND session_id='.intval($session_id);
             } else {

main/gradebook/lib/be/evaluation.class.php

Doc Comments +6 added lines, -2 removed lines

@@ -81,6 +81,9 @@ 
 		return $this->name;
 	}
 
+	/**
+	 * @return string
+	 */
 	public function get_description()
 	{
 		return $this->description;
@@ -208,7 +211,7 @@ 
 	 * @param int $user_id user id (evaluation owner)
 	 * @param string $course_code course code
 	 * @param int $category_id parent category
-	 * @param $visible visible
+	 * @param integer $visible visible
 	 */
 	public static function load(
 		$id = null,
@@ -270,7 +273,7 @@ 
 
 
 	/**
-	 * @param array $result
+	 * @param Doctrine\DBAL\Driver\Statement|null $result
 	 * @return array
 	 */
 	private static function create_evaluation_objects_from_sql_result($result)
@@ -658,6 +661,7 @@ 
 
 	/**
 	 * Internal function used by get_target_categories()
+	 * @param integer $level
 	 */
 	private function add_target_subcategories($targets, $level, $catid)
 	{

Indentation +744 added lines, -744 removed lines

@@ -9,364 +9,364 @@ 
  */
 class Evaluation implements GradebookItem
 {
-	private $id;
-	private $name;
-	private $description;
-	private $user_id;
-	private $course_code;
-	/** @var Category */
-	private $category;
-	private $created_at;
-	private $weight;
-	private $eval_max;
-	private $visible;
-	private $sessionId;
-	public $studentList;
-
-	/**
-	 * Construct
-	 */
-	public function __construct()
-	{
-	}
-
-	/**
-	 * @return Category
-	 */
-	public function getCategory()
-	{
-		return $this->category;
-	}
-
-	/**
-	 * @param Category $category
-	 */
-	public function setCategory($category)
-	{
-		$this->category = $category;
-	}
-
-	/**
-	 * @return int
-	 */
-	public function get_category_id()
-	{
-		return $this->category->get_id();
-	}
-
-	/**
-	 * @param int $category_id
-	 */
-	public function set_category_id($category_id)
-	{
-		$categories = Category::load($category_id);
-		if (isset($categories[0])) {
-			$this->setCategory($categories[0]);
-		}
-	}
-
-	/**
-	 * @return int
-	 */
-	public function get_id()
-	{
-		return $this->id;
-	}
-
-	/**
-	 * @return string
-	 */
-	public function get_name()
-	{
-		return $this->name;
-	}
-
-	public function get_description()
-	{
-		return $this->description;
-	}
-
-	public function get_user_id()
-	{
-		return $this->user_id;
-	}
-
-	public function get_course_code()
-	{
-		return $this->course_code;
-	}
-
-	/**
-	 * @return int
-	 */
-	public function getSessionId()
-	{
-		return $this->sessionId;
-	}
-
-	/**
-	 * @param int $sessionId
-	 */
-	public function setSessionId($sessionId)
-	{
-		$this->sessionId = intval($sessionId);
-	}
-
-	public function get_date()
-	{
-		return $this->created_at;
-	}
-
-	public function get_weight()
-	{
-		return $this->weight;
-	}
-
-	public function get_max()
-	{
-		return $this->eval_max;
-	}
-
-	public function get_type()
-	{
-		return $this->type;
-	}
-
-	public function is_visible()
-	{
-		return $this->visible;
-	}
-
-	public function get_locked()
-	{
-		return $this->locked;
-	}
-
-	public function is_locked()
-	{
-		return isset($this->locked) && $this->locked == 1 ? true : false;
-	}
-
-	public function set_id($id)
-	{
-		$this->id = $id;
-	}
-
-	public function set_name($name)
-	{
-		$this->name = $name;
-	}
-
-	public function set_description($description)
-	{
-		$this->description = $description;
-	}
-
-	public function set_user_id($user_id)
-	{
-		$this->user_id = $user_id;
-	}
-
-	public function set_course_code($course_code)
-	{
-		$this->course_code = $course_code;
-	}
-
-	public function set_date($date)
-	{
-		$this->created_at = $date;
-	}
-
-	public function set_weight($weight)
-	{
-		$this->weight = $weight;
-	}
-
-	public function set_max($max)
-	{
-		$this->eval_max = $max;
-	}
-
-	public function set_visible($visible)
-	{
-		$this->visible = $visible;
-	}
-
-	public function set_type($type)
-	{
-		$this->type = $type;
-	}
-
-	public function set_locked($locked)
-	{
-		$this->locked = $locked;
-	}
-
-	/**
-	 * Retrieve evaluations and return them as an array of Evaluation objects
-	 * @param int $id evaluation id
-	 * @param int $user_id user id (evaluation owner)
-	 * @param string $course_code course code
-	 * @param int $category_id parent category
-	 * @param $visible visible
-	 */
-	public static function load(
-		$id = null,
-		$user_id = null,
-		$course_code = null,
-		$category_id = null,
-		$visible = null,
-		$locked = null
-	) {
-		$tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
-		$sql = 'SELECT * FROM '.$tbl_grade_evaluations;
-		$paramcount = 0;
-
-		if (isset ($id)) {
-			$sql.= ' WHERE id = '.intval($id);
-			$paramcount ++;
-		}
-
-		if (isset ($user_id)) {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
-			$sql .= ' user_id = '.intval($user_id);
-			$paramcount ++;
-		}
-
-		if (isset ($course_code) && $course_code <> '-1') {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
-			$sql .= " course_code = '".Database::escape_string($course_code)."'";
-			$paramcount ++;
-		}
-
-		if (isset ($category_id)) {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
-			$sql .= ' category_id = '.intval($category_id);
-			$paramcount ++;
-		}
-
-		if (isset ($visible)) {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
-			$sql .= ' visible = '.intval($visible);
-			$paramcount ++;
-		}
-
-		if (isset ($locked)) {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
-			$sql .= ' locked = '.intval($locked);
-		}
-
-		$result = Database::query($sql);
-		$alleval = Evaluation::create_evaluation_objects_from_sql_result($result);
-
-		return $alleval;
-	}
-
-
-
-	/**
-	 * @param array $result
-	 * @return array
-	 */
-	private static function create_evaluation_objects_from_sql_result($result)
-	{
-		$alleval = array();
-		if (Database::num_rows($result)) {
-			while ($data = Database::fetch_array($result)) {
-				$eval= new Evaluation();
-				$eval->set_id($data['id']);
-				$eval->set_name($data['name']);
-				$eval->set_description($data['description']);
-				$eval->set_user_id($data['user_id']);
-				$eval->set_course_code($data['course_code']);
-				$eval->set_category_id($data['category_id']);
-				$eval->set_date(api_get_local_time($data['created_at']));
-				$eval->set_weight($data['weight']);
-				$eval->set_max($data['max']);
-				$eval->set_visible($data['visible']);
-				$eval->set_type($data['type']);
-				$eval->set_locked($data['locked']);
-				$eval->setSessionId(api_get_session_id());
-
-				$alleval[] = $eval;
-			}
-		}
-
-		return $alleval;
-	}
-
-	/**
-	 * Insert this evaluation into the database
-	 */
-	public function add()
-	{
-		if (isset($this->name) &&
-			isset($this->user_id) &&
-			isset($this->weight) &&
-			isset ($this->eval_max) &&
-			isset($this->visible)
-		) {
-			$tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
-
-			$sql = 'INSERT INTO '.$tbl_grade_evaluations
-				.' (name, user_id, weight, max, visible';
-			if (isset($this->description)) {
-				$sql .= ',description';
-			}
-			if (isset($this->course_code)) {
-				$sql .= ', course_code';
-			}
-			if (isset($this->category)) {
-				$sql .= ', category_id';
-			}
-			$sql .= ', created_at';
-			$sql .= ',type';
-			$sql .= ") VALUES ('".Database::escape_string($this->get_name())."'"
-				.','.intval($this->get_user_id())
-				.','.floatval($this->get_weight())
-				.','.intval($this->get_max())
-				.','.intval($this->is_visible());
-			if (isset($this->description)) {
-				$sql .= ",'".Database::escape_string($this->get_description())."'";
-			}
-			if (isset($this->course_code)) {
-				$sql .= ",'".Database::escape_string($this->get_course_code())."'";
-			}
-			if (isset($this->category)) {
-				$sql .= ','.intval($this->get_category_id());
-			}
-			if (empty($this->type)) {
-				$this->type = 'evaluation';
-			}
-			$sql .= ", '".api_get_utc_datetime()."'";
-			$sql .= ',\''.Database::escape_string($this->type).'\'';
-			$sql .= ")";
-
-			Database::query($sql);
-			$this->set_id(Database::insert_id());
-		} else {
-			die('Error in Evaluation add: required field empty');
-		}
-	}
-
-	/**
-	 * @param int $idevaluation
-	 */
-	public function add_evaluation_log($idevaluation)
-	{
-		if (!empty($idevaluation)) {
-			$tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
-			$tbl_grade_linkeval_log = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINKEVAL_LOG);
-			$eval = new Evaluation();
-			$dateobject = $eval->load($idevaluation,null,null,null,null);
-			$arreval = get_object_vars($dateobject[0]);
-			if (!empty($arreval['id'])) {
-				$sql = 'SELECT weight from '.$tbl_grade_evaluations.'
+    private $id;
+    private $name;
+    private $description;
+    private $user_id;
+    private $course_code;
+    /** @var Category */
+    private $category;
+    private $created_at;
+    private $weight;
+    private $eval_max;
+    private $visible;
+    private $sessionId;
+    public $studentList;
+
+    /**
+     * Construct
+     */
+    public function __construct()
+    {
+    }
+
+    /**
+     * @return Category
+     */
+    public function getCategory()
+    {
+        return $this->category;
+    }
+
+    /**
+     * @param Category $category
+     */
+    public function setCategory($category)
+    {
+        $this->category = $category;
+    }
+
+    /**
+     * @return int
+     */
+    public function get_category_id()
+    {
+        return $this->category->get_id();
+    }
+
+    /**
+     * @param int $category_id
+     */
+    public function set_category_id($category_id)
+    {
+        $categories = Category::load($category_id);
+        if (isset($categories[0])) {
+            $this->setCategory($categories[0]);
+        }
+    }
+
+    /**
+     * @return int
+     */
+    public function get_id()
+    {
+        return $this->id;
+    }
+
+    /**
+     * @return string
+     */
+    public function get_name()
+    {
+        return $this->name;
+    }
+
+    public function get_description()
+    {
+        return $this->description;
+    }
+
+    public function get_user_id()
+    {
+        return $this->user_id;
+    }
+
+    public function get_course_code()
+    {
+        return $this->course_code;
+    }
+
+    /**
+     * @return int
+     */
+    public function getSessionId()
+    {
+        return $this->sessionId;
+    }
+
+    /**
+     * @param int $sessionId
+     */
+    public function setSessionId($sessionId)
+    {
+        $this->sessionId = intval($sessionId);
+    }
+
+    public function get_date()
+    {
+        return $this->created_at;
+    }
+
+    public function get_weight()
+    {
+        return $this->weight;
+    }
+
+    public function get_max()
+    {
+        return $this->eval_max;
+    }
+
+    public function get_type()
+    {
+        return $this->type;
+    }
+
+    public function is_visible()
+    {
+        return $this->visible;
+    }
+
+    public function get_locked()
+    {
+        return $this->locked;
+    }
+
+    public function is_locked()
+    {
+        return isset($this->locked) && $this->locked == 1 ? true : false;
+    }
+
+    public function set_id($id)
+    {
+        $this->id = $id;
+    }
+
+    public function set_name($name)
+    {
+        $this->name = $name;
+    }
+
+    public function set_description($description)
+    {
+        $this->description = $description;
+    }
+
+    public function set_user_id($user_id)
+    {
+        $this->user_id = $user_id;
+    }
+
+    public function set_course_code($course_code)
+    {
+        $this->course_code = $course_code;
+    }
+
+    public function set_date($date)
+    {
+        $this->created_at = $date;
+    }
+
+    public function set_weight($weight)
+    {
+        $this->weight = $weight;
+    }
+
+    public function set_max($max)
+    {
+        $this->eval_max = $max;
+    }
+
+    public function set_visible($visible)
+    {
+        $this->visible = $visible;
+    }
+
+    public function set_type($type)
+    {
+        $this->type = $type;
+    }
+
+    public function set_locked($locked)
+    {
+        $this->locked = $locked;
+    }
+
+    /**
+     * Retrieve evaluations and return them as an array of Evaluation objects
+     * @param int $id evaluation id
+     * @param int $user_id user id (evaluation owner)
+     * @param string $course_code course code
+     * @param int $category_id parent category
+     * @param $visible visible
+     */
+    public static function load(
+        $id = null,
+        $user_id = null,
+        $course_code = null,
+        $category_id = null,
+        $visible = null,
+        $locked = null
+    ) {
+        $tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
+        $sql = 'SELECT * FROM '.$tbl_grade_evaluations;
+        $paramcount = 0;
+
+        if (isset ($id)) {
+            $sql.= ' WHERE id = '.intval($id);
+            $paramcount ++;
+        }
+
+        if (isset ($user_id)) {
+            if ($paramcount != 0) $sql .= ' AND';
+            else $sql .= ' WHERE';
+            $sql .= ' user_id = '.intval($user_id);
+            $paramcount ++;
+        }
+
+        if (isset ($course_code) && $course_code <> '-1') {
+            if ($paramcount != 0) $sql .= ' AND';
+            else $sql .= ' WHERE';
+            $sql .= " course_code = '".Database::escape_string($course_code)."'";
+            $paramcount ++;
+        }
+
+        if (isset ($category_id)) {
+            if ($paramcount != 0) $sql .= ' AND';
+            else $sql .= ' WHERE';
+            $sql .= ' category_id = '.intval($category_id);
+            $paramcount ++;
+        }
+
+        if (isset ($visible)) {
+            if ($paramcount != 0) $sql .= ' AND';
+            else $sql .= ' WHERE';
+            $sql .= ' visible = '.intval($visible);
+            $paramcount ++;
+        }
+
+        if (isset ($locked)) {
+            if ($paramcount != 0) $sql .= ' AND';
+            else $sql .= ' WHERE';
+            $sql .= ' locked = '.intval($locked);
+        }
+
+        $result = Database::query($sql);
+        $alleval = Evaluation::create_evaluation_objects_from_sql_result($result);
+
+        return $alleval;
+    }
+
+
+
+    /**
+     * @param array $result
+     * @return array
+     */
+    private static function create_evaluation_objects_from_sql_result($result)
+    {
+        $alleval = array();
+        if (Database::num_rows($result)) {
+            while ($data = Database::fetch_array($result)) {
+                $eval= new Evaluation();
+                $eval->set_id($data['id']);
+                $eval->set_name($data['name']);
+                $eval->set_description($data['description']);
+                $eval->set_user_id($data['user_id']);
+                $eval->set_course_code($data['course_code']);
+                $eval->set_category_id($data['category_id']);
+                $eval->set_date(api_get_local_time($data['created_at']));
+                $eval->set_weight($data['weight']);
+                $eval->set_max($data['max']);
+                $eval->set_visible($data['visible']);
+                $eval->set_type($data['type']);
+                $eval->set_locked($data['locked']);
+                $eval->setSessionId(api_get_session_id());
+
+                $alleval[] = $eval;
+            }
+        }
+
+        return $alleval;
+    }
+
+    /**
+     * Insert this evaluation into the database
+     */
+    public function add()
+    {
+        if (isset($this->name) &&
+            isset($this->user_id) &&
+            isset($this->weight) &&
+            isset ($this->eval_max) &&
+            isset($this->visible)
+        ) {
+            $tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
+
+            $sql = 'INSERT INTO '.$tbl_grade_evaluations
+                .' (name, user_id, weight, max, visible';
+            if (isset($this->description)) {
+                $sql .= ',description';
+            }
+            if (isset($this->course_code)) {
+                $sql .= ', course_code';
+            }
+            if (isset($this->category)) {
+                $sql .= ', category_id';
+            }
+            $sql .= ', created_at';
+            $sql .= ',type';
+            $sql .= ") VALUES ('".Database::escape_string($this->get_name())."'"
+                .','.intval($this->get_user_id())
+                .','.floatval($this->get_weight())
+                .','.intval($this->get_max())
+                .','.intval($this->is_visible());
+            if (isset($this->description)) {
+                $sql .= ",'".Database::escape_string($this->get_description())."'";
+            }
+            if (isset($this->course_code)) {
+                $sql .= ",'".Database::escape_string($this->get_course_code())."'";
+            }
+            if (isset($this->category)) {
+                $sql .= ','.intval($this->get_category_id());
+            }
+            if (empty($this->type)) {
+                $this->type = 'evaluation';
+            }
+            $sql .= ", '".api_get_utc_datetime()."'";
+            $sql .= ',\''.Database::escape_string($this->type).'\'';
+            $sql .= ")";
+
+            Database::query($sql);
+            $this->set_id(Database::insert_id());
+        } else {
+            die('Error in Evaluation add: required field empty');
+        }
+    }
+
+    /**
+     * @param int $idevaluation
+     */
+    public function add_evaluation_log($idevaluation)
+    {
+        if (!empty($idevaluation)) {
+            $tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
+            $tbl_grade_linkeval_log = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINKEVAL_LOG);
+            $eval = new Evaluation();
+            $dateobject = $eval->load($idevaluation,null,null,null,null);
+            $arreval = get_object_vars($dateobject[0]);
+            if (!empty($arreval['id'])) {
+                $sql = 'SELECT weight from '.$tbl_grade_evaluations.'
                         WHERE id='.$arreval['id'];
                 $rs = Database::query($sql);
                 $row_old_weight = Database::fetch_array($rs, 'ASSOC');
@@ -382,425 +382,425 @@ 
                     'user_id_log' => api_get_user_id()
                 ];
                 Database::insert($tbl_grade_linkeval_log, $params);
-			}
-		}
-	}
-
-	/**
-	 * Update the properties of this evaluation in the database
-	 */
-	public function save()
-	{
-		$tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
-		$sql = 'UPDATE '.$tbl_grade_evaluations
-			." SET name = '".Database::escape_string($this->get_name())."'"
-			.', description = ';
-		if (isset($this->description)) {
-			$sql .= "'".Database::escape_string($this->get_description())."'";
-		}else {
-			$sql .= 'null';
-		}
-		$sql .= ', user_id = '.intval($this->get_user_id())
-			.', course_code = ';
-		if (isset($this->course_code)) {
-			$sql .= "'".Database::escape_string($this->get_course_code())."'";
-		} else {
-			$sql .= 'null';
-		}
-		$sql .= ', category_id = ';
-		if (isset($this->category)) {
-			$sql .= intval($this->get_category_id());
-		} else {
-			$sql .= 'null';
-		}
-		$sql .= ', weight = "'.Database::escape_string($this->get_weight()).'" '
-			.', max = '.intval($this->get_max())
-			.', visible = '.intval($this->is_visible())
-			.' WHERE id = '.intval($this->id);
-		//recorded history
-
-		$eval_log = new Evaluation();
-		$eval_log->add_evaluation_log($this->id);
-		Database::query($sql);
-	}
-
-	/**
-	 * Delete this evaluation from the database
-	 */
-	public function delete()
-	{
-		$tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
-		$sql = 'DELETE FROM '.$tbl_grade_evaluations.' WHERE id = '.intval($this->id);
-		Database::query($sql);
-	}
-
-	/**
-	 * Check if an evaluation name (with the same parent category) already exists
-	 * @param $name name to check (if not given, the name property of this object will be checked)
-	 * @param $parent parent category
-	 */
-	public function does_name_exist($name, $parent)
-	{
-		if (!isset ($name)) {
-			$name = $this->name;
-			$parent = $this->category;
-		}
-		$tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
-		$sql = 'SELECT count(id) AS number'
-			.' FROM '.$tbl_grade_evaluations
-			." WHERE name = '".Database::escape_string($name)."'";
-
-		if (api_is_allowed_to_edit()) {
-			$parent = Category::load($parent);
-			$code = $parent[0]->get_course_code();
-			$courseInfo = api_get_course_info($code);
-			$courseId = $courseInfo['real_id'];
-
-			if (isset($code) && $code != '0') {
-				$main_course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
-				$sql .= ' AND user_id IN (
+            }
+        }
+    }
+
+    /**
+     * Update the properties of this evaluation in the database
+     */
+    public function save()
+    {
+        $tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
+        $sql = 'UPDATE '.$tbl_grade_evaluations
+            ." SET name = '".Database::escape_string($this->get_name())."'"
+            .', description = ';
+        if (isset($this->description)) {
+            $sql .= "'".Database::escape_string($this->get_description())."'";
+        }else {
+            $sql .= 'null';
+        }
+        $sql .= ', user_id = '.intval($this->get_user_id())
+            .', course_code = ';
+        if (isset($this->course_code)) {
+            $sql .= "'".Database::escape_string($this->get_course_code())."'";
+        } else {
+            $sql .= 'null';
+        }
+        $sql .= ', category_id = ';
+        if (isset($this->category)) {
+            $sql .= intval($this->get_category_id());
+        } else {
+            $sql .= 'null';
+        }
+        $sql .= ', weight = "'.Database::escape_string($this->get_weight()).'" '
+            .', max = '.intval($this->get_max())
+            .', visible = '.intval($this->is_visible())
+            .' WHERE id = '.intval($this->id);
+        //recorded history
+
+        $eval_log = new Evaluation();
+        $eval_log->add_evaluation_log($this->id);
+        Database::query($sql);
+    }
+
+    /**
+     * Delete this evaluation from the database
+     */
+    public function delete()
+    {
+        $tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
+        $sql = 'DELETE FROM '.$tbl_grade_evaluations.' WHERE id = '.intval($this->id);
+        Database::query($sql);
+    }
+
+    /**
+     * Check if an evaluation name (with the same parent category) already exists
+     * @param $name name to check (if not given, the name property of this object will be checked)
+     * @param $parent parent category
+     */
+    public function does_name_exist($name, $parent)
+    {
+        if (!isset ($name)) {
+            $name = $this->name;
+            $parent = $this->category;
+        }
+        $tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
+        $sql = 'SELECT count(id) AS number'
+            .' FROM '.$tbl_grade_evaluations
+            ." WHERE name = '".Database::escape_string($name)."'";
+
+        if (api_is_allowed_to_edit()) {
+            $parent = Category::load($parent);
+            $code = $parent[0]->get_course_code();
+            $courseInfo = api_get_course_info($code);
+            $courseId = $courseInfo['real_id'];
+
+            if (isset($code) && $code != '0') {
+                $main_course_user_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
+                $sql .= ' AND user_id IN (
 					 SELECT user_id FROM '.$main_course_user_table.'
 					 WHERE
 						c_id = '.$courseId.' AND
 						status = '.COURSEMANAGER.'
 					)';
-			} else {
-				$sql .= ' AND user_id = '.api_get_user_id();
-			}
-
-		}else {
-			$sql .= ' AND user_id = '.api_get_user_id();
-		}
-
-		if (!isset ($parent)) {
-			$sql.= ' AND category_id is null';
-		} else {
-			$sql.= ' AND category_id = '.intval($parent);
-		}
-		$result = Database::query($sql);
-		$number=Database::fetch_row($result);
-
-		return $number[0] != 0;
-	}
-
-	/**
-	 * Are there any results for this evaluation yet ?
-	 * The 'max' property should not be changed then.
-	 */
-	public function has_results()
-	{
-		$tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
-		$sql = 'SELECT count(id) AS number
+            } else {
+                $sql .= ' AND user_id = '.api_get_user_id();
+            }
+
+        }else {
+            $sql .= ' AND user_id = '.api_get_user_id();
+        }
+
+        if (!isset ($parent)) {
+            $sql.= ' AND category_id is null';
+        } else {
+            $sql.= ' AND category_id = '.intval($parent);
+        }
+        $result = Database::query($sql);
+        $number=Database::fetch_row($result);
+
+        return $number[0] != 0;
+    }
+
+    /**
+     * Are there any results for this evaluation yet ?
+     * The 'max' property should not be changed then.
+     */
+    public function has_results()
+    {
+        $tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
+        $sql = 'SELECT count(id) AS number
 				FROM '.$tbl_grade_results.'
 				WHERE evaluation_id = '.intval($this->id);
-		$result = Database::query($sql);
-		$number=Database::fetch_row($result);
-
-		return ($number[0] != 0);
-	}
-
-	/**
-	 * Delete all results for this evaluation
-	 */
-	public function delete_results()
-	{
-		$tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
-		$sql = 'DELETE FROM '.$tbl_grade_results.'
+        $result = Database::query($sql);
+        $number=Database::fetch_row($result);
+
+        return ($number[0] != 0);
+    }
+
+    /**
+     * Delete all results for this evaluation
+     */
+    public function delete_results()
+    {
+        $tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
+        $sql = 'DELETE FROM '.$tbl_grade_results.'
 				WHERE evaluation_id = '.intval($this->id);
-		Database::query($sql);
-	}
-
-	/**
-	 * Delete this evaluation and all underlying results.
-	 */
-	public function delete_with_results()
-	{
-		$this->delete_results();
-		$this->delete();
-	}
-
-	/**
-	 * Check if the given score is possible for this evaluation
-	 */
-	public function is_valid_score($score)
-	{
-		return is_numeric($score) && $score >= 0 && $score <= $this->eval_max;
-	}
-
-	/**
-	 * Calculate the score of this evaluation
-	 * @param int $stud_id (default: all students who have results for this eval - then the average is returned)
-	 * @param string $type (best, average, ranking)
-	 * @return	array (score, max) if student is given
-	 * 			array (sum of scores, number of scores) otherwise
-	 * 			or null if no scores available
-	 */
-	public function calc_score($stud_id = null, $type = null)
-	{
+        Database::query($sql);
+    }
+
+    /**
+     * Delete this evaluation and all underlying results.
+     */
+    public function delete_with_results()
+    {
+        $this->delete_results();
+        $this->delete();
+    }
+
+    /**
+     * Check if the given score is possible for this evaluation
+     */
+    public function is_valid_score($score)
+    {
+        return is_numeric($score) && $score >= 0 && $score <= $this->eval_max;
+    }
+
+    /**
+     * Calculate the score of this evaluation
+     * @param int $stud_id (default: all students who have results for this eval - then the average is returned)
+     * @param string $type (best, average, ranking)
+     * @return	array (score, max) if student is given
+     * 			array (sum of scores, number of scores) otherwise
+     * 			or null if no scores available
+     */
+    public function calc_score($stud_id = null, $type = null)
+    {
         $useSession = true;
-		if (isset($stud_id) && empty($type)) {
-			$key = 'result_score_student_list_'.api_get_course_int_id().'_'.api_get_session_id().'_'.$this->id.'_'.$stud_id;
-			$data = Session::read('calc_score');
+        if (isset($stud_id) && empty($type)) {
+            $key = 'result_score_student_list_'.api_get_course_int_id().'_'.api_get_session_id().'_'.$this->id.'_'.$stud_id;
+            $data = Session::read('calc_score');
             $results = isset($data[$key]) ? $data[$key] : null;
 
             if ($useSession == false) {
                 $results  = null;
             }
-			if (empty($results)) {
-				$results = Result::load(null, $stud_id, $this->id);
-				Session::write('calc_score', array($key => $results));
-			}
-
-			$score = 0;
-			/** @var Result $res */
-			foreach ($results as $res) {
-				$score = $res->get_score();
-			}
-
-			return array($score, $this->get_max());
-		} else {
-
-			$count = 0;
-			$sum = 0;
-			$bestResult = 0;
-			$weight = 0;
-			$sumResult = 0;
-
-			$key = 'result_score_student_list_'.api_get_course_int_id().'_'.api_get_session_id().'_'.$this->id;
+            if (empty($results)) {
+                $results = Result::load(null, $stud_id, $this->id);
+                Session::write('calc_score', array($key => $results));
+            }
+
+            $score = 0;
+            /** @var Result $res */
+            foreach ($results as $res) {
+                $score = $res->get_score();
+            }
+
+            return array($score, $this->get_max());
+        } else {
+
+            $count = 0;
+            $sum = 0;
+            $bestResult = 0;
+            $weight = 0;
+            $sumResult = 0;
+
+            $key = 'result_score_student_list_'.api_get_course_int_id().'_'.api_get_session_id().'_'.$this->id;
             $data = Session::read('calc_score');
             $allResults = isset($data[$key]) ? $data[$key] : null;
             if ($useSession == false) {
                 $allResults  = null;
             }
-			if (empty($allResults)) {
-				$allResults = Result::load(null, null, $this->id);
-				Session::write($key, $allResults);
-			}
-
-			$students = array();
-			/** @var Result $res */
-			foreach ($allResults as $res) {
-				$score = $res->get_score();
-				if (!empty($score) || $score == '0') {
-					$count++;
-					$sum += $score / $this->get_max();
-					$sumResult += $score;
-					if ($score > $bestResult) {
-						$bestResult = $score;
-					}
-					$weight = $this->get_max();
-				}
-				$students[$res->get_user_id()] = $score;
-			}
-
-			if (empty($count)) {
-				return null;
-			}
-
-			switch ($type) {
-				case 'best':
-					return array($bestResult, $weight);
-					break;
-				case 'average':
-					return array($sumResult/$count, $weight);
-					break;
-				case 'ranking':
+            if (empty($allResults)) {
+                $allResults = Result::load(null, null, $this->id);
+                Session::write($key, $allResults);
+            }
+
+            $students = array();
+            /** @var Result $res */
+            foreach ($allResults as $res) {
+                $score = $res->get_score();
+                if (!empty($score) || $score == '0') {
+                    $count++;
+                    $sum += $score / $this->get_max();
+                    $sumResult += $score;
+                    if ($score > $bestResult) {
+                        $bestResult = $score;
+                    }
+                    $weight = $this->get_max();
+                }
+                $students[$res->get_user_id()] = $score;
+            }
+
+            if (empty($count)) {
+                return null;
+            }
+
+            switch ($type) {
+                case 'best':
+                    return array($bestResult, $weight);
+                    break;
+                case 'average':
+                    return array($sumResult/$count, $weight);
+                    break;
+                case 'ranking':
                     $students = array();
                     /** @var Result $res */
                     foreach ($allResults as $res) {
                         $score = $res->get_score();
                         $students[$res->get_user_id()] = $score;
                     }
-					return AbstractLink::getCurrentUserRanking($stud_id, $students);
-					break;
-				default:
-					return array($sum, $count);
-					break;
-			}
-		}
-	}
-
-	/**
-	 * Generate an array of possible categories where this evaluation can be moved to.
-	 * Notice: its own parent will be included in the list: it's up to the frontend
-	 * to disable this element.
-	 * @return array 2-dimensional array - every element contains 3 subelements (id, name, level)
-	 */
-	public function get_target_categories()
-	{
-		// - course independent evaluation
-		//   -> movable to root or other course independent categories
-		// - evaluation inside a course
-		//   -> movable to root, independent categories or categories inside the course
-		$user = (api_is_platform_admin() ? null : api_get_user_id());
-		$targets = array();
-		$level = 0;
-
-		$root = array(0, get_lang('RootCat'), $level);
-		$targets[] = $root;
-
-		if (isset($this->course_code) && !empty($this->course_code)) {
-			$crscats = Category::load(null,null,$this->course_code,0);
-			foreach ($crscats as $cat) {
-				$targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-				$targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
-			}
-		}
-
-		$indcats = Category::load(null,$user,0,0);
-		foreach ($indcats as $cat) {
-			$targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-			$targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
-		}
-
-		return $targets;
-	}
-
-	/**
-	 * Internal function used by get_target_categories()
-	 */
-	private function add_target_subcategories($targets, $level, $catid)
-	{
-		$subcats = Category::load(null,null,null,$catid);
-		foreach ($subcats as $cat) {
-			$targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-			$targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
-		}
-		return $targets;
-	}
-
-	/**
-	 * Move this evaluation to the given category.
-	 * If this evaluation moves from inside a course to outside,
-	 * its course code is also changed.
-	 */
-	public function move_to_cat($cat)
-	{
-		$this->set_category_id($cat->get_id());
-		if ($this->get_course_code() != $cat->get_course_code()) {
-			$this->set_course_code($cat->get_course_code());
-		}
-		$this->save();
-	}
-
-	/**
-	 * Retrieve evaluations where a student has results for
-	 * and return them as an array of Evaluation objects
-	 * @param int $cat_id parent category (use 'null' to retrieve them in all categories)
-	 * @param int $stud_id student id
-	 */
-	public static function get_evaluations_with_result_for_student($cat_id = null, $stud_id)
-	{
-		$tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
-		$tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
-
-		$sql = 'SELECT * FROM '.$tbl_grade_evaluations.'
+                    return AbstractLink::getCurrentUserRanking($stud_id, $students);
+                    break;
+                default:
+                    return array($sum, $count);
+                    break;
+            }
+        }
+    }
+
+    /**
+     * Generate an array of possible categories where this evaluation can be moved to.
+     * Notice: its own parent will be included in the list: it's up to the frontend
+     * to disable this element.
+     * @return array 2-dimensional array - every element contains 3 subelements (id, name, level)
+     */
+    public function get_target_categories()
+    {
+        // - course independent evaluation
+        //   -> movable to root or other course independent categories
+        // - evaluation inside a course
+        //   -> movable to root, independent categories or categories inside the course
+        $user = (api_is_platform_admin() ? null : api_get_user_id());
+        $targets = array();
+        $level = 0;
+
+        $root = array(0, get_lang('RootCat'), $level);
+        $targets[] = $root;
+
+        if (isset($this->course_code) && !empty($this->course_code)) {
+            $crscats = Category::load(null,null,$this->course_code,0);
+            foreach ($crscats as $cat) {
+                $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
+                $targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+            }
+        }
+
+        $indcats = Category::load(null,$user,0,0);
+        foreach ($indcats as $cat) {
+            $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
+            $targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+        }
+
+        return $targets;
+    }
+
+    /**
+     * Internal function used by get_target_categories()
+     */
+    private function add_target_subcategories($targets, $level, $catid)
+    {
+        $subcats = Category::load(null,null,null,$catid);
+        foreach ($subcats as $cat) {
+            $targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
+            $targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+        }
+        return $targets;
+    }
+
+    /**
+     * Move this evaluation to the given category.
+     * If this evaluation moves from inside a course to outside,
+     * its course code is also changed.
+     */
+    public function move_to_cat($cat)
+    {
+        $this->set_category_id($cat->get_id());
+        if ($this->get_course_code() != $cat->get_course_code()) {
+            $this->set_course_code($cat->get_course_code());
+        }
+        $this->save();
+    }
+
+    /**
+     * Retrieve evaluations where a student has results for
+     * and return them as an array of Evaluation objects
+     * @param int $cat_id parent category (use 'null' to retrieve them in all categories)
+     * @param int $stud_id student id
+     */
+    public static function get_evaluations_with_result_for_student($cat_id = null, $stud_id)
+    {
+        $tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
+        $tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
+
+        $sql = 'SELECT * FROM '.$tbl_grade_evaluations.'
 				WHERE id IN (
 					SELECT evaluation_id FROM '.$tbl_grade_results.'
 					WHERE user_id = '.intval($stud_id).' AND score IS NOT NULL
 				)';
-		if (!api_is_allowed_to_edit()) {
-			$sql .= ' AND visible = 1';
-		}
-		if (isset($cat_id)) {
-			$sql .= ' AND category_id = '.intval($cat_id);
-		} else {
-			$sql .= ' AND category_id >= 0';
-		}
-
-		$result = Database::query($sql);
-		$alleval = Evaluation::create_evaluation_objects_from_sql_result($result);
-
-		return $alleval;
-	}
-
-	/**
-	 * Get a list of students that do not have a result record for this evaluation
-	 */
-	public function get_not_subscribed_students($first_letter_user = '')
-	{
-		$tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
-		$tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
-
-		$sql = 'SELECT user_id,lastname,firstname,username FROM '.$tbl_user
-			." WHERE lastname LIKE '".Database::escape_string($first_letter_user)."%'"
-			.' AND status = '.STUDENT
-			.' AND user_id NOT IN'
-			.' (SELECT user_id FROM '.$tbl_grade_results
-			.' WHERE evaluation_id = '.intval($this->id)
-			.' )'
-			.' ORDER BY lastname';
-
-		$result = Database::query($sql);
-		$users = Database::store_result($result);
-
-		return $users;
-	}
-
-	/**
-	 * Find evaluations by name
-	 * @param string $name_mask search string
-	 * @return array evaluation objects matching the search criterium
-	 * @todo can be written more efficiently using a new (but very complex) sql query
-	 */
-	public function find_evaluations($name_mask,$selectcat)
-	{
-		$rootcat = Category::load($selectcat);
-		$evals = $rootcat[0]->get_evaluations((api_is_allowed_to_create_course() ? null : api_get_user_id()), true);
-		$foundevals = array();
-		foreach ($evals as $eval) {
-			if (!(api_strpos(api_strtolower($eval->get_name()), api_strtolower($name_mask)) === false)) {
-				$foundevals[] = $eval;
-			}
-		}
-		return $foundevals;
-	}
-
-	public function get_item_type()
-	{
-		return 'E';
-	}
-
-	public function get_icon_name()
-	{
-		return $this->has_results() ? 'evalnotempty' : 'evalempty';
-	}
-
-	/**
-	 * Locks an evaluation, only one who can unlock it is the platform administrator.
-	 * @param int locked 1 or unlocked 0
-	 *
-	 **/
-	function lock($locked)
-	{
-		$table_evaluation = Database::get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
-		$sql = "UPDATE $table_evaluation SET locked = '".intval($locked)."' WHERE id='".intval($this->id)."'";
-		Database::query($sql);
-	}
-
-	function check_lock_permissions()
-	{
-		if (api_is_platform_admin()) {
-			return true;
-		} else {
-			if ($this->is_locked()) {
-				api_not_allowed();
-			}
-		}
-	}
-
-	function delete_linked_data()
-	{
-
-	}
+        if (!api_is_allowed_to_edit()) {
+            $sql .= ' AND visible = 1';
+        }
+        if (isset($cat_id)) {
+            $sql .= ' AND category_id = '.intval($cat_id);
+        } else {
+            $sql .= ' AND category_id >= 0';
+        }
+
+        $result = Database::query($sql);
+        $alleval = Evaluation::create_evaluation_objects_from_sql_result($result);
+
+        return $alleval;
+    }
+
+    /**
+     * Get a list of students that do not have a result record for this evaluation
+     */
+    public function get_not_subscribed_students($first_letter_user = '')
+    {
+        $tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
+        $tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
+
+        $sql = 'SELECT user_id,lastname,firstname,username FROM '.$tbl_user
+            ." WHERE lastname LIKE '".Database::escape_string($first_letter_user)."%'"
+            .' AND status = '.STUDENT
+            .' AND user_id NOT IN'
+            .' (SELECT user_id FROM '.$tbl_grade_results
+            .' WHERE evaluation_id = '.intval($this->id)
+            .' )'
+            .' ORDER BY lastname';
+
+        $result = Database::query($sql);
+        $users = Database::store_result($result);
+
+        return $users;
+    }
+
+    /**
+     * Find evaluations by name
+     * @param string $name_mask search string
+     * @return array evaluation objects matching the search criterium
+     * @todo can be written more efficiently using a new (but very complex) sql query
+     */
+    public function find_evaluations($name_mask,$selectcat)
+    {
+        $rootcat = Category::load($selectcat);
+        $evals = $rootcat[0]->get_evaluations((api_is_allowed_to_create_course() ? null : api_get_user_id()), true);
+        $foundevals = array();
+        foreach ($evals as $eval) {
+            if (!(api_strpos(api_strtolower($eval->get_name()), api_strtolower($name_mask)) === false)) {
+                $foundevals[] = $eval;
+            }
+        }
+        return $foundevals;
+    }
+
+    public function get_item_type()
+    {
+        return 'E';
+    }
+
+    public function get_icon_name()
+    {
+        return $this->has_results() ? 'evalnotempty' : 'evalempty';
+    }
+
+    /**
+     * Locks an evaluation, only one who can unlock it is the platform administrator.
+     * @param int locked 1 or unlocked 0
+     *
+     **/
+    function lock($locked)
+    {
+        $table_evaluation = Database::get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
+        $sql = "UPDATE $table_evaluation SET locked = '".intval($locked)."' WHERE id='".intval($this->id)."'";
+        Database::query($sql);
+    }
+
+    function check_lock_permissions()
+    {
+        if (api_is_platform_admin()) {
+            return true;
+        } else {
+            if ($this->is_locked()) {
+                api_not_allowed();
+            }
+        }
+    }
+
+    function delete_linked_data()
+    {
+
+    }
 
     public function getStudentList()
     {
         return $this->studentList;
     }
 
-	public function setStudentList($list)
-	{
-		$this->studentList = $list;
-	}
+    public function setStudentList($list)
+    {
+        $this->studentList = $list;
+    }
 }

Spacing +27 added lines, -27 removed lines

@@ -223,36 +223,36 @@ 
 		$paramcount = 0;
 
 		if (isset ($id)) {
-			$sql.= ' WHERE id = '.intval($id);
-			$paramcount ++;
+			$sql .= ' WHERE id = '.intval($id);
+			$paramcount++;
 		}
 
 		if (isset ($user_id)) {
 			if ($paramcount != 0) $sql .= ' AND';
 			else $sql .= ' WHERE';
 			$sql .= ' user_id = '.intval($user_id);
-			$paramcount ++;
+			$paramcount++;
 		}
 
 		if (isset ($course_code) && $course_code <> '-1') {
 			if ($paramcount != 0) $sql .= ' AND';
 			else $sql .= ' WHERE';
 			$sql .= " course_code = '".Database::escape_string($course_code)."'";
-			$paramcount ++;
+			$paramcount++;
 		}
 
 		if (isset ($category_id)) {
 			if ($paramcount != 0) $sql .= ' AND';
 			else $sql .= ' WHERE';
 			$sql .= ' category_id = '.intval($category_id);
-			$paramcount ++;
+			$paramcount++;
 		}
 
 		if (isset ($visible)) {
 			if ($paramcount != 0) $sql .= ' AND';
 			else $sql .= ' WHERE';
 			$sql .= ' visible = '.intval($visible);
-			$paramcount ++;
+			$paramcount++;
 		}
 
 		if (isset ($locked)) {
@@ -278,7 +278,7 @@ 
 		$alleval = array();
 		if (Database::num_rows($result)) {
 			while ($data = Database::fetch_array($result)) {
-				$eval= new Evaluation();
+				$eval = new Evaluation();
 				$eval->set_id($data['id']);
 				$eval->set_name($data['name']);
 				$eval->set_description($data['description']);
@@ -363,7 +363,7 @@ 
 			$tbl_grade_evaluations = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_EVALUATION);
 			$tbl_grade_linkeval_log = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINKEVAL_LOG);
 			$eval = new Evaluation();
-			$dateobject = $eval->load($idevaluation,null,null,null,null);
+			$dateobject = $eval->load($idevaluation, null, null, null, null);
 			$arreval = get_object_vars($dateobject[0]);
 			if (!empty($arreval['id'])) {
 				$sql = 'SELECT weight from '.$tbl_grade_evaluations.'
@@ -397,7 +397,7 @@ 
 			.', description = ';
 		if (isset($this->description)) {
 			$sql .= "'".Database::escape_string($this->get_description())."'";
-		}else {
+		} else {
 			$sql .= 'null';
 		}
 		$sql .= ', user_id = '.intval($this->get_user_id())
@@ -468,17 +468,17 @@ 
 				$sql .= ' AND user_id = '.api_get_user_id();
 			}
 
-		}else {
+		} else {
 			$sql .= ' AND user_id = '.api_get_user_id();
 		}
 
 		if (!isset ($parent)) {
-			$sql.= ' AND category_id is null';
+			$sql .= ' AND category_id is null';
 		} else {
-			$sql.= ' AND category_id = '.intval($parent);
+			$sql .= ' AND category_id = '.intval($parent);
 		}
 		$result = Database::query($sql);
-		$number=Database::fetch_row($result);
+		$number = Database::fetch_row($result);
 
 		return $number[0] != 0;
 	}
@@ -494,7 +494,7 @@ 
 				FROM '.$tbl_grade_results.'
 				WHERE evaluation_id = '.intval($this->id);
 		$result = Database::query($sql);
-		$number=Database::fetch_row($result);
+		$number = Database::fetch_row($result);
 
 		return ($number[0] != 0);
 	}
@@ -544,7 +544,7 @@ 
             $results = isset($data[$key]) ? $data[$key] : null;
 
             if ($useSession == false) {
-                $results  = null;
+                $results = null;
             }
 			if (empty($results)) {
 				$results = Result::load(null, $stud_id, $this->id);
@@ -570,7 +570,7 @@ 
             $data = Session::read('calc_score');
             $allResults = isset($data[$key]) ? $data[$key] : null;
             if ($useSession == false) {
-                $allResults  = null;
+                $allResults = null;
             }
 			if (empty($allResults)) {
 				$allResults = Result::load(null, null, $this->id);
@@ -602,7 +602,7 @@ 
 					return array($bestResult, $weight);
 					break;
 				case 'average':
-					return array($sumResult/$count, $weight);
+					return array($sumResult / $count, $weight);
 					break;
 				case 'ranking':
                     $students = array();
@@ -640,17 +640,17 @@ 
 		$targets[] = $root;
 
 		if (isset($this->course_code) && !empty($this->course_code)) {
-			$crscats = Category::load(null,null,$this->course_code,0);
+			$crscats = Category::load(null, null, $this->course_code, 0);
 			foreach ($crscats as $cat) {
-				$targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-				$targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+				$targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+				$targets = $this->add_target_subcategories($targets, $level + 1, $cat->get_id());
 			}
 		}
 
-		$indcats = Category::load(null,$user,0,0);
+		$indcats = Category::load(null, $user, 0, 0);
 		foreach ($indcats as $cat) {
-			$targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-			$targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+			$targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+			$targets = $this->add_target_subcategories($targets, $level + 1, $cat->get_id());
 		}
 
 		return $targets;
@@ -661,10 +661,10 @@ 
 	 */
 	private function add_target_subcategories($targets, $level, $catid)
 	{
-		$subcats = Category::load(null,null,null,$catid);
+		$subcats = Category::load(null, null, null, $catid);
 		foreach ($subcats as $cat) {
-			$targets[] = array ($cat->get_id(), $cat->get_name(), $level+1);
-			$targets = $this->add_target_subcategories($targets, $level+1, $cat->get_id());
+			$targets[] = array($cat->get_id(), $cat->get_name(), $level + 1);
+			$targets = $this->add_target_subcategories($targets, $level + 1, $cat->get_id());
 		}
 		return $targets;
 	}
@@ -743,7 +743,7 @@ 
 	 * @return array evaluation objects matching the search criterium
 	 * @todo can be written more efficiently using a new (but very complex) sql query
 	 */
-	public function find_evaluations($name_mask,$selectcat)
+	public function find_evaluations($name_mask, $selectcat)
 	{
 		$rootcat = Category::load($selectcat);
 		$evals = $rootcat[0]->get_evaluations((api_is_allowed_to_create_course() ? null : api_get_user_id()), true);

Braces +27 added lines, -12 removed lines

@@ -228,36 +228,51 @@ 
 		}
 
 		if (isset ($user_id)) {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
+			if ($paramcount != 0) {
+			    $sql .= ' AND';
+			} else {
+			    $sql .= ' WHERE';
+			}
 			$sql .= ' user_id = '.intval($user_id);
 			$paramcount ++;
 		}
 
 		if (isset ($course_code) && $course_code <> '-1') {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
+			if ($paramcount != 0) {
+			    $sql .= ' AND';
+			} else {
+			    $sql .= ' WHERE';
+			}
 			$sql .= " course_code = '".Database::escape_string($course_code)."'";
 			$paramcount ++;
 		}
 
 		if (isset ($category_id)) {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
+			if ($paramcount != 0) {
+			    $sql .= ' AND';
+			} else {
+			    $sql .= ' WHERE';
+			}
 			$sql .= ' category_id = '.intval($category_id);
 			$paramcount ++;
 		}
 
 		if (isset ($visible)) {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
+			if ($paramcount != 0) {
+			    $sql .= ' AND';
+			} else {
+			    $sql .= ' WHERE';
+			}
 			$sql .= ' visible = '.intval($visible);
 			$paramcount ++;
 		}
 
 		if (isset ($locked)) {
-			if ($paramcount != 0) $sql .= ' AND';
-			else $sql .= ' WHERE';
+			if ($paramcount != 0) {
+			    $sql .= ' AND';
+			} else {
+			    $sql .= ' WHERE';
+			}
 			$sql .= ' locked = '.intval($locked);
 		}
 
@@ -397,7 +412,7 @@ 
 			.', description = ';
 		if (isset($this->description)) {
 			$sql .= "'".Database::escape_string($this->get_description())."'";
-		}else {
+		} else {
 			$sql .= 'null';
 		}
 		$sql .= ', user_id = '.intval($this->get_user_id())
@@ -468,7 +483,7 @@ 
 				$sql .= ' AND user_id = '.api_get_user_id();
 			}
 
-		}else {
+		} else {
 			$sql .= ' AND user_id = '.api_get_user_id();
 		}
 

main/gradebook/lib/be/exerciselink.class.php

Doc Comments +1 added lines, -1 removed lines

@@ -372,7 +372,7 @@
     }
 
     /**
-     * @return array|string
+     * @return string
      */
     public function get_type_name()
     {

Indentation +13 added lines, -13 removed lines

@@ -194,13 +194,13 @@ 
         in exercice/exercice.php, look for note-query-exe-results marker*/
         $session_id = api_get_session_id();
         $courseId = $this->getCourseId();
-	    $exercise = new Exercise($courseId);
+        $exercise = new Exercise($courseId);
         $exercise->read($this->get_ref_id());
 
         if (!$this->is_hp) {
 
-		if ($exercise->exercise_was_added_in_lp == false) {
-			$sql = "SELECT * FROM $tblStats
+        if ($exercise->exercise_was_added_in_lp == false) {
+            $sql = "SELECT * FROM $tblStats
 			        WHERE
 			            exe_exo_id = ".intval($this->get_ref_id())." AND
 			            orig_lp_id = 0 AND
@@ -209,15 +209,15 @@ 
 			            session_id = $session_id AND
                                     c_id = $courseId 
                                 ";
-		    } else {
-		        $lpId = null;
-		        if (!empty($exercise->lpList)) {
-		            // Taking only the first LP
-		            $lpId = current($exercise->lpList);
-		            $lpId = $lpId['lp_id'];
-		        }
-
-		        $sql = "SELECT * FROM $tblStats
+            } else {
+                $lpId = null;
+                if (!empty($exercise->lpList)) {
+                    // Taking only the first LP
+                    $lpId = current($exercise->lpList);
+                    $lpId = $lpId['lp_id'];
+                }
+
+                $sql = "SELECT * FROM $tblStats
 		                WHERE
 		                    exe_exo_id = ".intval($this->get_ref_id())." AND
 		                    orig_lp_id = $lpId AND
@@ -225,7 +225,7 @@ 
 		                    session_id = $session_id AND
                                     c_id = $courseId 
                                 ";
-		    }
+            }
 
             if (!empty($stud_id) && $type != 'ranking') {
                 $sql .= " AND exe_user_id = $stud_id ";

Spacing +11 added lines, -11 removed lines

@@ -51,8 +51,8 @@ 
 
         $result = Database::query($sql);
         $cats = array();
-        while ($data=Database::fetch_array($result)) {
-            $cats[] = array ($data['id'], $data['title']);
+        while ($data = Database::fetch_array($result)) {
+            $cats[] = array($data['id'], $data['title']);
         }
 
         return $cats;
@@ -116,15 +116,15 @@ 
         $cats = array();
         if (isset($result)) {
             if (Database::num_rows($result) > 0) {
-                while ($data=Database::fetch_array($result)) {
-                    $cats[] = array ($data['id'], $data['title']);
+                while ($data = Database::fetch_array($result)) {
+                    $cats[] = array($data['id'], $data['title']);
                 }
             }
         }
 
         if (isset($result2)) {
             if (Database::num_rows($result2) > 0) {
-                while ($row=Database::fetch_array($result2)) {
+                while ($row = Database::fetch_array($result2)) {
                     /*$path = $data['path'];
                     $fname = GetQuizName($path,$documentPath);
         			$cats[] = array ($data['id'], $fname);*/
@@ -170,9 +170,9 @@ 
                 WHERE
                     session_id = $session_id AND
                     c_id = $course_id AND
-                    exe_exo_id   = ".(int)$this->get_ref_id();
+                    exe_exo_id   = ".(int) $this->get_ref_id();
         $result = Database::query($sql);
-        $number=Database::fetch_row($result);
+        $number = Database::fetch_row($result);
         return ($number[0] != 0);
     }
 
@@ -254,7 +254,7 @@ 
         } else {
             // all students -> get average
             // normal way of getting the info
-            $students = array();  // user list, needed to make sure we only
+            $students = array(); // user list, needed to make sure we only
             // take first attempts into account
             $student_count = 0;
             $sum = 0;
@@ -289,7 +289,7 @@ 
                         /*if (empty($count)) {
                             return null;
                         }*/
-                        return array($sumResult/$count , $weight);
+                        return array($sumResult / $count, $weight);
                         break;
                     case 'ranking':
                         return AbstractLink::getCurrentUserRanking($stud_id, $students);
@@ -319,7 +319,7 @@ 
         $session_id = api_get_session_id();
 
         $url = api_get_path(WEB_CODE_PATH).'gradebook/exercise_jump.php?session_id='.$session_id.'&cidReq='.$this->get_course_code().'&gradebook=view&exerciseId='.$this->get_ref_id().'&type='.$this->get_type();
-        if ((!api_is_allowed_to_edit() && $this->calc_score(api_get_user_id()) == null) || $status_user!=1) {
+        if ((!api_is_allowed_to_edit() && $this->calc_score(api_get_user_id()) == null) || $status_user != 1) {
             $url .= '&doexercise='.$this->get_ref_id();
         }
 
@@ -364,7 +364,7 @@ 
     public function is_valid_link()
     {
         $sql = 'SELECT count(id) from '.$this->get_exercise_table().'
-                WHERE c_id = '.$this->course_id.' AND id = '.(int)$this->get_ref_id().' ';
+                WHERE c_id = '.$this->course_id.' AND id = '.(int) $this->get_ref_id().' ';
         $result = Database::query($sql);
         $number = Database::fetch_row($result);
 

main/gradebook/lib/be/forumthreadlink.class.php

Doc Comments +1 added lines, -1 removed lines

@@ -121,7 +121,7 @@
 
     /**
     * Has anyone done this exercise yet ?
-    * @return int
+    * @return boolean
     */
     public function has_results()
     {

Indentation +259 added lines, -259 removed lines

@@ -10,54 +10,54 @@ 
  */
 class ForumThreadLink extends AbstractLink
 {
-	private $forum_thread_table = null;
-	private $itemprop_table = null;
-
-	/**
-	 * Constructor
-	 */
-	public function __construct()
-	{
-		parent::__construct();
-		$this->set_type(LINK_FORUM_THREAD);
-	}
-
-	/**
-	 * @return string
-	 */
-	public function get_type_name()
-	{
-		return get_lang('ForumThreads');
-	}
-
-	/**
-	 * @return bool
-	 */
-	public function is_allowed_to_change_name()
-	{
-		return false;
-	}
-
-	/**
-	 * Generate an array of exercises that a teacher hasn't created a link for.
-	 * @return array 2-dimensional array - every element contains 2 subelements (id, name)
-	 */
-	public function get_not_created_links()
-	{
-		if (empty($this->course_code)) {
-			die('Error in get_not_created_links() : course code not set');
-		}
-
-		$tbl_grade_links = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
-
-		$sql = 'SELECT thread_id,thread_title,thread_title_qualify FROM '.$this->get_forum_thread_table()
-			.' forum_thread WHERE thread_id NOT IN'
-			.' (SELECT ref_id FROM '.$tbl_grade_links
-			.' WHERE type = '.LINK_FORUM_THREAD
-			." AND c_id = ".intval($this->course_id)
-			.') AND forum_thread.session_id='.api_get_session_id().'';
-
-		$result = Database::query($sql);
+    private $forum_thread_table = null;
+    private $itemprop_table = null;
+
+    /**
+     * Constructor
+     */
+    public function __construct()
+    {
+        parent::__construct();
+        $this->set_type(LINK_FORUM_THREAD);
+    }
+
+    /**
+     * @return string
+     */
+    public function get_type_name()
+    {
+        return get_lang('ForumThreads');
+    }
+
+    /**
+     * @return bool
+     */
+    public function is_allowed_to_change_name()
+    {
+        return false;
+    }
+
+    /**
+     * Generate an array of exercises that a teacher hasn't created a link for.
+     * @return array 2-dimensional array - every element contains 2 subelements (id, name)
+     */
+    public function get_not_created_links()
+    {
+        if (empty($this->course_code)) {
+            die('Error in get_not_created_links() : course code not set');
+        }
+
+        $tbl_grade_links = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
+
+        $sql = 'SELECT thread_id,thread_title,thread_title_qualify FROM '.$this->get_forum_thread_table()
+            .' forum_thread WHERE thread_id NOT IN'
+            .' (SELECT ref_id FROM '.$tbl_grade_links
+            .' WHERE type = '.LINK_FORUM_THREAD
+            ." AND c_id = ".intval($this->course_id)
+            .') AND forum_thread.session_id='.api_get_session_id().'';
+
+        $result = Database::query($sql);
 
         $cats = array();
         while ($data = Database::fetch_array($result)) {
@@ -72,29 +72,29 @@ 
         }
 
         return $cats;
-	}
-
-	/**
-	 * Generate an array of all exercises available.
-	 * @return array 2-dimensional array - every element contains 2 subelements (id, name)
-	 */
-	public function get_all_links()
-	{
-		if (empty($this->course_code)) {
-			die('Error in get_not_created_links() : course code not set');
-		}
-
-		$tbl_grade_links 	= Database :: get_course_table(TABLE_FORUM_THREAD);
-		$tbl_item_property	= Database :: get_course_table(TABLE_ITEM_PROPERTY);
-		$session_id = api_get_session_id();
-
-		if ($session_id) {
-			$session_condition = 'tl.session_id='.api_get_session_id();
-		} else {
-			$session_condition = '(tl.session_id = 0 OR tl.session_id IS NULL)';
-		}
-
-		$sql = 'SELECT tl.thread_id, tl.thread_title, tl.thread_title_qualify
+    }
+
+    /**
+     * Generate an array of all exercises available.
+     * @return array 2-dimensional array - every element contains 2 subelements (id, name)
+     */
+    public function get_all_links()
+    {
+        if (empty($this->course_code)) {
+            die('Error in get_not_created_links() : course code not set');
+        }
+
+        $tbl_grade_links 	= Database :: get_course_table(TABLE_FORUM_THREAD);
+        $tbl_item_property	= Database :: get_course_table(TABLE_ITEM_PROPERTY);
+        $session_id = api_get_session_id();
+
+        if ($session_id) {
+            $session_condition = 'tl.session_id='.api_get_session_id();
+        } else {
+            $session_condition = '(tl.session_id = 0 OR tl.session_id IS NULL)';
+        }
+
+        $sql = 'SELECT tl.thread_id, tl.thread_title, tl.thread_title_qualify
 				FROM '.$tbl_grade_links.' tl INNER JOIN '.$tbl_item_property.' ip
 				ON (tl.thread_id = ip.ref AND tl.c_id = ip.c_id )
 				WHERE
@@ -105,24 +105,24 @@ 
                     '.$session_condition.'
                 ';
 
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
-		while ($data = Database::fetch_array($result)) {
-			if ( isset($data['thread_title_qualify']) and $data['thread_title_qualify']!=""){
-				$cats[] = array ($data['thread_id'], $data['thread_title_qualify']);
-			} else {
-				$cats[] = array ($data['thread_id'], $data['thread_title']);
-			}
-		}
-		$my_cats = isset($cats) ? $cats : null;
+        while ($data = Database::fetch_array($result)) {
+            if ( isset($data['thread_title_qualify']) and $data['thread_title_qualify']!=""){
+                $cats[] = array ($data['thread_id'], $data['thread_title_qualify']);
+            } else {
+                $cats[] = array ($data['thread_id'], $data['thread_title']);
+            }
+        }
+        $my_cats = isset($cats) ? $cats : null;
 
-		return $my_cats;
-	}
+        return $my_cats;
+    }
 
     /**
-    * Has anyone done this exercise yet ?
-    * @return int
-    */
+     * Has anyone done this exercise yet ?
+     * @return int
+     */
     public function has_results()
     {
         $table = Database :: get_course_table(TABLE_FORUM_POST);
@@ -134,40 +134,40 @@ 
         $number = Database::fetch_row($result);
 
         return $number[0] != 0;
-	}
+    }
 
-	/**
-	 * @param int    $stud_id
+    /**
+     * @param int    $stud_id
      * @param string $type
      *
-	 * @return array|null
-	 */
-	public function calc_score($stud_id = null, $type = null)
-	{
+     * @return array|null
+     */
+    public function calc_score($stud_id = null, $type = null)
+    {
         require_once api_get_path(SYS_CODE_PATH).'forum/forumfunction.inc.php';
         $threadInfo = get_thread_information($this->get_ref_id());
 
-		$thread_qualify = Database :: get_course_table(TABLE_FORUM_THREAD_QUALIFY);
+        $thread_qualify = Database :: get_course_table(TABLE_FORUM_THREAD_QUALIFY);
 
-		$sql = 'SELECT thread_qualify_max
+        $sql = 'SELECT thread_qualify_max
 		        FROM '.Database :: get_course_table(TABLE_FORUM_THREAD)."
   				WHERE c_id = ".$this->course_id." AND thread_id = '".$this->get_ref_id()."'";
-		$query = Database::query($sql);
-		$assignment = Database::fetch_array($query);
+        $query = Database::query($sql);
+        $assignment = Database::fetch_array($query);
 
-		$sql = "SELECT * FROM $thread_qualify
+        $sql = "SELECT * FROM $thread_qualify
 				WHERE c_id = ".$this->course_id." AND thread_id = ".$this->get_ref_id();
-		if (isset($stud_id)) {
-			$sql .= ' AND user_id = '.intval($stud_id);
-		}
+        if (isset($stud_id)) {
+            $sql .= ' AND user_id = '.intval($stud_id);
+        }
 
-		// order by id, that way the student's first attempt is accessed first
-		$sql .= ' ORDER BY qualify_time DESC';
+        // order by id, that way the student's first attempt is accessed first
+        $sql .= ' ORDER BY qualify_time DESC';
 
-		$scores = Database::query($sql);
+        $scores = Database::query($sql);
 
-		// for 1 student
-		if (isset($stud_id)) {
+        // for 1 student
+        if (isset($stud_id)) {
             if ($threadInfo['thread_peer_qualify'] == 0) {
                 // Classic way of calculate score
                 if ($data = Database::fetch_array($scores)) {
@@ -195,174 +195,174 @@ 
                 }
                 return [$score/$counter, $assignment['thread_qualify_max']];
             }
-		} else {
-			// All students -> get average
-			$students = array();  // user list, needed to make sure we only
-			// take first attempts into account
-			$counter = 0;
-			$sum = 0;
-			$bestResult = 0;
-			$weight = 0;
-			$sumResult = 0;
-
-			while ($data = Database::fetch_array($scores)) {
-				if (!(array_key_exists($data['user_id'], $students))) {
-					if ($assignment['thread_qualify_max'] != 0) {
-						$students[$data['user_id']] = $data['qualify'];
-						$counter++;
-						$sum += $data['qualify'] / $assignment['thread_qualify_max'];
-						$sumResult += $data['qualify'];
-						if ($data['qualify'] > $bestResult) {
-							$bestResult = $data['qualify'];
-						}
-						$weight = $assignment['thread_qualify_max'];
-					}
-				}
-			}
-
-			if ($counter == 0) {
-				return null;
-			} else {
-				switch ($type) {
-					case 'best':
-						return array($bestResult, $weight);
-						break;
-					case 'average':
-						return array($sumResult/$counter, $weight);
-						break;
-					case 'ranking':
-						return AbstractLink::getCurrentUserRanking($stud_id, $students);
-						break;
-					default:
-						return array($sum, $counter);
-						break;
-				}
-			}
-		}
-	}
-
-	/**
-	 * Lazy load function to get the database table of the student publications
-	 */
-	private function get_forum_thread_table()
-	{
-		return $this->forum_thread_table = Database :: get_course_table(TABLE_FORUM_THREAD);
-	}
-
-	public function needs_name_and_description()
-	{
-		return false;
-	}
-
-	public function needs_max()
-	{
-		return false;
-	}
-
-	public function needs_results()
-	{
-		return false;
-	}
+        } else {
+            // All students -> get average
+            $students = array();  // user list, needed to make sure we only
+            // take first attempts into account
+            $counter = 0;
+            $sum = 0;
+            $bestResult = 0;
+            $weight = 0;
+            $sumResult = 0;
+
+            while ($data = Database::fetch_array($scores)) {
+                if (!(array_key_exists($data['user_id'], $students))) {
+                    if ($assignment['thread_qualify_max'] != 0) {
+                        $students[$data['user_id']] = $data['qualify'];
+                        $counter++;
+                        $sum += $data['qualify'] / $assignment['thread_qualify_max'];
+                        $sumResult += $data['qualify'];
+                        if ($data['qualify'] > $bestResult) {
+                            $bestResult = $data['qualify'];
+                        }
+                        $weight = $assignment['thread_qualify_max'];
+                    }
+                }
+            }
+
+            if ($counter == 0) {
+                return null;
+            } else {
+                switch ($type) {
+                    case 'best':
+                        return array($bestResult, $weight);
+                        break;
+                    case 'average':
+                        return array($sumResult/$counter, $weight);
+                        break;
+                    case 'ranking':
+                        return AbstractLink::getCurrentUserRanking($stud_id, $students);
+                        break;
+                    default:
+                        return array($sum, $counter);
+                        break;
+                }
+            }
+        }
+    }
+
+    /**
+     * Lazy load function to get the database table of the student publications
+     */
+    private function get_forum_thread_table()
+    {
+        return $this->forum_thread_table = Database :: get_course_table(TABLE_FORUM_THREAD);
+    }
+
+    public function needs_name_and_description()
+    {
+        return false;
+    }
+
+    public function needs_max()
+    {
+        return false;
+    }
+
+    public function needs_results()
+    {
+        return false;
+    }
 
     /**
      * @return string
      */
-	public function get_name()
-	{
-		$this->get_exercise_data();
-		$thread_title=isset($this->exercise_data['thread_title']) ? $this->exercise_data['thread_title'] : '';
-		$thread_title_qualify=isset($this->exercise_data['thread_title_qualify']) ? $this->exercise_data['thread_title_qualify'] : '';
-		if ( isset($thread_title_qualify) && $thread_title_qualify!="") {
-			return $this->exercise_data['thread_title_qualify'];
-		} else {
-			return $thread_title;
-		}
-	}
+    public function get_name()
+    {
+        $this->get_exercise_data();
+        $thread_title=isset($this->exercise_data['thread_title']) ? $this->exercise_data['thread_title'] : '';
+        $thread_title_qualify=isset($this->exercise_data['thread_title_qualify']) ? $this->exercise_data['thread_title_qualify'] : '';
+        if ( isset($thread_title_qualify) && $thread_title_qualify!="") {
+            return $this->exercise_data['thread_title_qualify'];
+        } else {
+            return $thread_title;
+        }
+    }
 
     /**
      * @return string
      */
-	public function get_description()
-	{
-		return '';//$this->exercise_data['description'];
-	}
-
-	/**
-	 * Check if this still links to an exercise
-	 */
-	public function is_valid_link()
-	{
-		$sql = 'SELECT count(id) from '.$this->get_forum_thread_table().'
+    public function get_description()
+    {
+        return '';//$this->exercise_data['description'];
+    }
+
+    /**
+     * Check if this still links to an exercise
+     */
+    public function is_valid_link()
+    {
+        $sql = 'SELECT count(id) from '.$this->get_forum_thread_table().'
         		WHERE c_id = '.$this->course_id.' AND thread_id = '.$this->get_ref_id().' AND session_id='.api_get_session_id().'';
-		$result = Database::query($sql);
-		$number = Database::fetch_row($result);
-		return ($number[0] != 0);
-	}
-
-	public function get_test_id()
-	{
-		return 'DEBUG:ID';
-	}
-
-	public function get_link()
-	{
-		//it was extracts the forum id
-		$sql = 'SELECT * FROM '.$this->get_forum_thread_table()."
+        $result = Database::query($sql);
+        $number = Database::fetch_row($result);
+        return ($number[0] != 0);
+    }
+
+    public function get_test_id()
+    {
+        return 'DEBUG:ID';
+    }
+
+    public function get_link()
+    {
+        //it was extracts the forum id
+        $sql = 'SELECT * FROM '.$this->get_forum_thread_table()."
     			WHERE c_id = '.$this->course_id.' AND thread_id = '".$this->get_ref_id()."' AND session_id = ".api_get_session_id()."";
-		$result = Database::query($sql);
-		$row    = Database::fetch_array($result,'ASSOC');
-		$forum_id=$row['forum_id'];
-
-		$url = api_get_path(WEB_PATH).'main/forum/viewthread.php?cidReq='.$this->get_course_code().'&thread='.$this->get_ref_id().'&gradebook=view&forum='.$forum_id;
-		return $url;
-	}
-
-	private function get_exercise_data()
-	{
-		$session_id = api_get_session_id();
-		if ($session_id) {
-			$session_condition = 'session_id='.api_get_session_id();
-		} else {
-			$session_condition = '(session_id = 0 OR session_id IS NULL)';
-		}
-
-		if (!isset($this->exercise_data)) {
-			$sql = 'SELECT * FROM '.$this->get_forum_thread_table().'
+        $result = Database::query($sql);
+        $row    = Database::fetch_array($result,'ASSOC');
+        $forum_id=$row['forum_id'];
+
+        $url = api_get_path(WEB_PATH).'main/forum/viewthread.php?cidReq='.$this->get_course_code().'&thread='.$this->get_ref_id().'&gradebook=view&forum='.$forum_id;
+        return $url;
+    }
+
+    private function get_exercise_data()
+    {
+        $session_id = api_get_session_id();
+        if ($session_id) {
+            $session_condition = 'session_id='.api_get_session_id();
+        } else {
+            $session_condition = '(session_id = 0 OR session_id IS NULL)';
+        }
+
+        if (!isset($this->exercise_data)) {
+            $sql = 'SELECT * FROM '.$this->get_forum_thread_table().'
                     WHERE c_id = '.$this->course_id.' AND  thread_id = '.$this->get_ref_id().' AND '.$session_condition;
-			$query = Database::query($sql);
-			$this->exercise_data = Database::fetch_array($query);
-		}
-		return $this->exercise_data;
-	}
-
-	public function get_icon_name()
-	{
-		return 'forum';
-	}
-
-	function save_linked_data()
-	{
-		$weight = (float)$this->get_weight();
-		$ref_id = $this->get_ref_id();
-
-		if (!empty($ref_id)) {
-			$sql = 'UPDATE '.$this->get_forum_thread_table().' SET thread_weight='.$weight.'
+            $query = Database::query($sql);
+            $this->exercise_data = Database::fetch_array($query);
+        }
+        return $this->exercise_data;
+    }
+
+    public function get_icon_name()
+    {
+        return 'forum';
+    }
+
+    function save_linked_data()
+    {
+        $weight = (float)$this->get_weight();
+        $ref_id = $this->get_ref_id();
+
+        if (!empty($ref_id)) {
+            $sql = 'UPDATE '.$this->get_forum_thread_table().' SET thread_weight='.$weight.'
                     WHERE c_id = '.$this->course_id.' AND thread_id= '.$ref_id;
-			Database::query($sql);
-		}
-	}
-
-	function delete_linked_data()
-	{
-		$ref_id = $this->get_ref_id();
-		if (!empty($ref_id)) {
-			//Cleans forum
-			$sql = 'UPDATE '.$this->get_forum_thread_table().' SET
+            Database::query($sql);
+        }
+    }
+
+    function delete_linked_data()
+    {
+        $ref_id = $this->get_ref_id();
+        if (!empty($ref_id)) {
+            //Cleans forum
+            $sql = 'UPDATE '.$this->get_forum_thread_table().' SET
 			        thread_qualify_max = 0,
 			        thread_weight = 0,
 			        thread_title_qualify = ""
                     WHERE c_id = '.$this->course_id.' AND thread_id= '.$ref_id;
-			Database::query($sql);
-		}
-	}
+            Database::query($sql);
+        }
+    }
 }

Spacing +15 added lines, -15 removed lines

@@ -84,8 +84,8 @@ 
 			die('Error in get_not_created_links() : course code not set');
 		}
 
-		$tbl_grade_links 	= Database :: get_course_table(TABLE_FORUM_THREAD);
-		$tbl_item_property	= Database :: get_course_table(TABLE_ITEM_PROPERTY);
+		$tbl_grade_links = Database :: get_course_table(TABLE_FORUM_THREAD);
+		$tbl_item_property = Database :: get_course_table(TABLE_ITEM_PROPERTY);
 		$session_id = api_get_session_id();
 
 		if ($session_id) {
@@ -108,10 +108,10 @@ 
 		$result = Database::query($sql);
 
 		while ($data = Database::fetch_array($result)) {
-			if ( isset($data['thread_title_qualify']) and $data['thread_title_qualify']!=""){
-				$cats[] = array ($data['thread_id'], $data['thread_title_qualify']);
+			if (isset($data['thread_title_qualify']) and $data['thread_title_qualify'] != "") {
+				$cats[] = array($data['thread_id'], $data['thread_title_qualify']);
 			} else {
-				$cats[] = array ($data['thread_id'], $data['thread_title']);
+				$cats[] = array($data['thread_id'], $data['thread_title']);
 			}
 		}
 		$my_cats = isset($cats) ? $cats : null;
@@ -193,11 +193,11 @@ 
                 if (empty($counter) || $counter <= 2) {
                     return array(0, $assignment['thread_qualify_max']);
                 }
-                return [$score/$counter, $assignment['thread_qualify_max']];
+                return [$score / $counter, $assignment['thread_qualify_max']];
             }
 		} else {
 			// All students -> get average
-			$students = array();  // user list, needed to make sure we only
+			$students = array(); // user list, needed to make sure we only
 			// take first attempts into account
 			$counter = 0;
 			$sum = 0;
@@ -228,7 +228,7 @@ 
 						return array($bestResult, $weight);
 						break;
 					case 'average':
-						return array($sumResult/$counter, $weight);
+						return array($sumResult / $counter, $weight);
 						break;
 					case 'ranking':
 						return AbstractLink::getCurrentUserRanking($stud_id, $students);
@@ -270,9 +270,9 @@ 
 	public function get_name()
 	{
 		$this->get_exercise_data();
-		$thread_title=isset($this->exercise_data['thread_title']) ? $this->exercise_data['thread_title'] : '';
-		$thread_title_qualify=isset($this->exercise_data['thread_title_qualify']) ? $this->exercise_data['thread_title_qualify'] : '';
-		if ( isset($thread_title_qualify) && $thread_title_qualify!="") {
+		$thread_title = isset($this->exercise_data['thread_title']) ? $this->exercise_data['thread_title'] : '';
+		$thread_title_qualify = isset($this->exercise_data['thread_title_qualify']) ? $this->exercise_data['thread_title_qualify'] : '';
+		if (isset($thread_title_qualify) && $thread_title_qualify != "") {
 			return $this->exercise_data['thread_title_qualify'];
 		} else {
 			return $thread_title;
@@ -284,7 +284,7 @@ 
      */
 	public function get_description()
 	{
-		return '';//$this->exercise_data['description'];
+		return ''; //$this->exercise_data['description'];
 	}
 
 	/**
@@ -310,8 +310,8 @@ 
 		$sql = 'SELECT * FROM '.$this->get_forum_thread_table()."
     			WHERE c_id = '.$this->course_id.' AND thread_id = '".$this->get_ref_id()."' AND session_id = ".api_get_session_id()."";
 		$result = Database::query($sql);
-		$row    = Database::fetch_array($result,'ASSOC');
-		$forum_id=$row['forum_id'];
+		$row    = Database::fetch_array($result, 'ASSOC');
+		$forum_id = $row['forum_id'];
 
 		$url = api_get_path(WEB_PATH).'main/forum/viewthread.php?cidReq='.$this->get_course_code().'&thread='.$this->get_ref_id().'&gradebook=view&forum='.$forum_id;
 		return $url;
@@ -342,7 +342,7 @@ 
 
 	function save_linked_data()
 	{
-		$weight = (float)$this->get_weight();
+		$weight = (float) $this->get_weight();
 		$ref_id = $this->get_ref_id();
 
 		if (!empty($ref_id)) {

main/gradebook/lib/be/learnpathlink.class.php

Doc Comments +1 added lines, -1 removed lines

@@ -95,7 +95,7 @@
 
 	/**
 	 * Get the progress of this learnpath. Only the last attempt are taken into account.
-	 * @param $stud_id student id (default: all students who have results - then the average is returned)
+	 * @param integer $stud_id student id (default: all students who have results - then the average is returned)
 	 * @return	array (score, max) if student is given
 	 * 			array (sum of scores, number of scores) otherwise
 	 * 			or null if no scores available

Spacing +10 added lines, -10 removed lines

@@ -43,9 +43,9 @@ 
 
 		$result = Database::query($sql);
 
-		$cats=array();
-		while ($data=Database::fetch_array($result)) {
-			$cats[] = array ($data['id'], $data['name']);
+		$cats = array();
+		while ($data = Database::fetch_array($result)) {
+			$cats[] = array($data['id'], $data['name']);
 		}
 
 		return $cats;
@@ -72,8 +72,8 @@ 
 		$result = Database::query($sql);
 
 		$cats = array();
-		while ($data=Database::fetch_array($result)) {
-			$cats[] = array ($data['id'], $data['name']);
+		while ($data = Database::fetch_array($result)) {
+			$cats[] = array($data['id'], $data['name']);
 		}
 
 		return $cats;
@@ -89,7 +89,7 @@ 
 		$sql = "SELECT count(id) AS number FROM $tbl_stats
 				WHERE c_id = ".$this->course_id." AND lp_id = ".$this->get_ref_id();
 		$result = Database::query($sql);
-		$number = Database::fetch_array($result,'NUM');
+		$number = Database::fetch_array($result, 'NUM');
 		return ($number[0] != 0);
 	}
 
@@ -121,12 +121,12 @@ 
 		// for 1 student
 		if (isset($stud_id)) {
 			if ($data = Database::fetch_array($scores)) {
-				return array ($data['progress'], 100);
+				return array($data['progress'], 100);
 			} else
 				return null;
 		} else {
 			// all students -> get average
-			$students = array();  // user list, needed to make sure we only
+			$students = array(); // user list, needed to make sure we only
 			// take first attempts into account
 			$rescount = 0;
 			$sum = 0;
@@ -154,7 +154,7 @@ 
 						return array($bestResult, 100);
 						break;
 					case 'average':
-						return array($sumResult/$rescount, 100);
+						return array($sumResult / $rescount, 100);
 						break;
 					case 'ranking':
 						return AbstractLink::getCurrentUserRanking($stud_id, $students);
@@ -207,7 +207,7 @@ 
 		$sql = 'SELECT count(id) FROM '.$this->get_learnpath_table().'
                 WHERE c_id = '.$this->course_id.' AND id = '.$this->get_ref_id().' ';
 		$result = Database::query($sql);
-		$number = Database::fetch_row($result,'NUM');
+		$number = Database::fetch_row($result, 'NUM');
 		return ($number[0] != 0);
 	}
 

Braces +12 added lines, -8 removed lines

@@ -29,8 +29,9 @@ 
 	public function get_not_created_links()
 	{
 		return false;
-		if (empty($this->course_code))
-			die('Error in get_not_created_links() : course code not set');
+		if (empty($this->course_code)) {
+					die('Error in get_not_created_links() : course code not set');
+		}
 
 		$tbl_grade_links = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
 
@@ -57,8 +58,9 @@ 
 	 */
 	public function get_all_links()
 	{
-		if (empty($this->course_code))
-			die('Error in get_not_created_links() : course code not set');
+		if (empty($this->course_code)) {
+					die('Error in get_not_created_links() : course code not set');
+		}
 
 		$session_id = api_get_session_id();
 		if (empty($session_id)) {
@@ -111,8 +113,9 @@ 
                     lp_id = ".$this->get_ref_id()." AND
                     session_id = $session_id ";
 
-		if (isset($stud_id))
-			$sql .= ' AND user_id = '.intval($stud_id);
+		if (isset($stud_id)) {
+					$sql .= ' AND user_id = '.intval($stud_id);
+		}
 
 		// order by id, that way the student's first attempt is accessed first
 		$sql .= ' ORDER BY view_count DESC';
@@ -122,8 +125,9 @@ 
 		if (isset($stud_id)) {
 			if ($data = Database::fetch_array($scores)) {
 				return array ($data['progress'], 100);
-			} else
-				return null;
+			} else {
+							return null;
+			}
 		} else {
 			// all students -> get average
 			$students = array();  // user list, needed to make sure we only

Indentation +242 added lines, -242 removed lines

@@ -9,260 +9,260 @@
  */
 class LearnpathLink extends AbstractLink
 {
-	private $course_info = null;
-	private $learnpath_table = null;
-	private $learnpath_data = null;
-
-	/**
-	 * Constructor
-	 */
-	public function __construct()
-	{
-		parent::__construct();
-		$this->set_type(LINK_LEARNPATH);
-	}
-
-	/**
-	 * Generate an array of learnpaths that a teacher hasn't created a link for.
-	 * @return array 2-dimensional array - every element contains 2 subelements (id, name)
-	 */
-	public function get_not_created_links()
-	{
-		return false;
-		if (empty($this->course_code))
-			die('Error in get_not_created_links() : course code not set');
-
-		$tbl_grade_links = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
-
-		$sql = 'SELECT id, name from '.$this->get_learnpath_table().' lp
+    private $course_info = null;
+    private $learnpath_table = null;
+    private $learnpath_data = null;
+
+    /**
+     * Constructor
+     */
+    public function __construct()
+    {
+        parent::__construct();
+        $this->set_type(LINK_LEARNPATH);
+    }
+
+    /**
+     * Generate an array of learnpaths that a teacher hasn't created a link for.
+     * @return array 2-dimensional array - every element contains 2 subelements (id, name)
+     */
+    public function get_not_created_links()
+    {
+        return false;
+        if (empty($this->course_code))
+            die('Error in get_not_created_links() : course code not set');
+
+        $tbl_grade_links = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
+
+        $sql = 'SELECT id, name from '.$this->get_learnpath_table().' lp
 				WHERE c_id = '.$this->course_id.' AND id NOT IN '
-			.' (SELECT ref_id FROM '.$tbl_grade_links
-			.' WHERE type = '.LINK_LEARNPATH
-			." AND course_code = '".$this->get_course_code()."'"
-			.') AND lp.session_id='.api_get_session_id().'';
-
-		$result = Database::query($sql);
-
-		$cats=array();
-		while ($data=Database::fetch_array($result)) {
-			$cats[] = array ($data['id'], $data['name']);
-		}
-
-		return $cats;
-	}
-
-	/**
-	 * Generate an array of all learnpaths available.
-	 * @return array 2-dimensional array - every element contains 2 subelements (id, name)
-	 */
-	public function get_all_links()
-	{
-		if (empty($this->course_code))
-			die('Error in get_not_created_links() : course code not set');
-
-		$session_id = api_get_session_id();
-		if (empty($session_id)) {
-			$session_condition = api_get_session_condition(0, true);
-		} else {
-			$session_condition = api_get_session_condition($session_id, true, true);
-		}
-
-		$sql = 'SELECT id, name FROM '.$this->get_learnpath_table().'
+            .' (SELECT ref_id FROM '.$tbl_grade_links
+            .' WHERE type = '.LINK_LEARNPATH
+            ." AND course_code = '".$this->get_course_code()."'"
+            .') AND lp.session_id='.api_get_session_id().'';
+
+        $result = Database::query($sql);
+
+        $cats=array();
+        while ($data=Database::fetch_array($result)) {
+            $cats[] = array ($data['id'], $data['name']);
+        }
+
+        return $cats;
+    }
+
+    /**
+     * Generate an array of all learnpaths available.
+     * @return array 2-dimensional array - every element contains 2 subelements (id, name)
+     */
+    public function get_all_links()
+    {
+        if (empty($this->course_code))
+            die('Error in get_not_created_links() : course code not set');
+
+        $session_id = api_get_session_id();
+        if (empty($session_id)) {
+            $session_condition = api_get_session_condition(0, true);
+        } else {
+            $session_condition = api_get_session_condition($session_id, true, true);
+        }
+
+        $sql = 'SELECT id, name FROM '.$this->get_learnpath_table().'
                 WHERE c_id = '.$this->course_id.' '.$session_condition.' ';
-		$result = Database::query($sql);
+        $result = Database::query($sql);
 
-		$cats = array();
-		while ($data=Database::fetch_array($result)) {
-			$cats[] = array ($data['id'], $data['name']);
-		}
+        $cats = array();
+        while ($data=Database::fetch_array($result)) {
+            $cats[] = array ($data['id'], $data['name']);
+        }
 
-		return $cats;
-	}
+        return $cats;
+    }
 
 
-	/**
-	 * Has anyone used this learnpath yet ?
-	 */
-	public function has_results()
-	{
-		$tbl_stats = Database::get_course_table(TABLE_LP_VIEW);
-		$sql = "SELECT count(id) AS number FROM $tbl_stats
+    /**
+     * Has anyone used this learnpath yet ?
+     */
+    public function has_results()
+    {
+        $tbl_stats = Database::get_course_table(TABLE_LP_VIEW);
+        $sql = "SELECT count(id) AS number FROM $tbl_stats
 				WHERE c_id = ".$this->course_id." AND lp_id = ".$this->get_ref_id();
-		$result = Database::query($sql);
-		$number = Database::fetch_array($result,'NUM');
-		return ($number[0] != 0);
-	}
-
-	/**
-	 * Get the progress of this learnpath. Only the last attempt are taken into account.
-	 * @param $stud_id student id (default: all students who have results - then the average is returned)
-	 * @return	array (score, max) if student is given
-	 * 			array (sum of scores, number of scores) otherwise
-	 * 			or null if no scores available
-	 */
-	public function calc_score($stud_id = null, $type = null)
-	{
-		$tbl_stats = Database::get_course_table(TABLE_LP_VIEW);
-		$session_id = api_get_session_id();
-
-		$sql = "SELECT * FROM $tbl_stats
+        $result = Database::query($sql);
+        $number = Database::fetch_array($result,'NUM');
+        return ($number[0] != 0);
+    }
+
+    /**
+     * Get the progress of this learnpath. Only the last attempt are taken into account.
+     * @param $stud_id student id (default: all students who have results - then the average is returned)
+     * @return	array (score, max) if student is given
+     * 			array (sum of scores, number of scores) otherwise
+     * 			or null if no scores available
+     */
+    public function calc_score($stud_id = null, $type = null)
+    {
+        $tbl_stats = Database::get_course_table(TABLE_LP_VIEW);
+        $session_id = api_get_session_id();
+
+        $sql = "SELECT * FROM $tbl_stats
                 WHERE
                 	c_id = ".$this->course_id." AND
                     lp_id = ".$this->get_ref_id()." AND
                     session_id = $session_id ";
 
-		if (isset($stud_id))
-			$sql .= ' AND user_id = '.intval($stud_id);
-
-		// order by id, that way the student's first attempt is accessed first
-		$sql .= ' ORDER BY view_count DESC';
-
-		$scores = Database::query($sql);
-		// for 1 student
-		if (isset($stud_id)) {
-			if ($data = Database::fetch_assoc($scores)) {
-				return array ($data['progress'], 100);
-			} else
-				return null;
-		} else {
-			// all students -> get average
-			$students = array();  // user list, needed to make sure we only
-			// take first attempts into account
-			$rescount = 0;
-			$sum = 0;
-			$bestResult = 0;
-			$sumResult = 0;
-			while ($data = Database::fetch_array($scores)) {
-				if (!(array_key_exists($data['user_id'], $students))) {
-					$students[$data['user_id']] = $data['progress'];
-					$rescount++;
-					$sum += $data['progress'] / 100;
-					$sumResult += $data['progress'];
-
-					if ($data['progress'] > $bestResult) {
-						$bestResult = $data['progress'];
-					}
-				}
-			}
-
-			if ($rescount == 0) {
-				return null;
-			} else {
-
-				switch ($type) {
-					case 'best':
-						return array($bestResult, 100);
-						break;
-					case 'average':
-						return array($sumResult/$rescount, 100);
-						break;
-					case 'ranking':
-						return AbstractLink::getCurrentUserRanking($stud_id, $students);
-						break;
-					default:
-						return array($sum, $rescount);
-						break;
-				}
-			}
-		}
-	}
-
-	/**
-	 * Get URL where to go to if the user clicks on the link.
-	 */
-	public function get_link()
-	{
-		$url = api_get_path(WEB_PATH).'main/newscorm/lp_controller.php?cidReq='.$this->get_course_code().'&gradebook=view';
-		$session_id = api_get_session_id();
-		if (!api_is_allowed_to_edit() || $this->calc_score(api_get_user_id()) == null) {
-			$url .= '&action=view&session_id='.$session_id.'&lp_id='.$this->get_ref_id();
-		} else {
-			$url .= '&action=build&session_id='.$session_id.'&lp_id='.$this->get_ref_id();
-		}
-		return $url;
-	}
-
-	/**
-	 * Get name to display: same as learnpath title
-	 */
-	public function get_name()
-	{
-		$data = $this->get_learnpath_data();
-		return $data['name'];
-	}
-
-	/**
-	 * Get description to display: same as learnpath description
-	 */
-	public function get_description()
-	{
-		$data = $this->get_learnpath_data();
-		return $data['description'];
-	}
-
-	/**
-	 * Check if this still links to a learnpath
-	 */
-	public function is_valid_link() {
-		$sql = 'SELECT count(id) FROM '.$this->get_learnpath_table().'
+        if (isset($stud_id))
+            $sql .= ' AND user_id = '.intval($stud_id);
+
+        // order by id, that way the student's first attempt is accessed first
+        $sql .= ' ORDER BY view_count DESC';
+
+        $scores = Database::query($sql);
+        // for 1 student
+        if (isset($stud_id)) {
+            if ($data = Database::fetch_assoc($scores)) {
+                return array ($data['progress'], 100);
+            } else
+                return null;
+        } else {
+            // all students -> get average
+            $students = array();  // user list, needed to make sure we only
+            // take first attempts into account
+            $rescount = 0;
+            $sum = 0;
+            $bestResult = 0;
+            $sumResult = 0;
+            while ($data = Database::fetch_array($scores)) {
+                if (!(array_key_exists($data['user_id'], $students))) {
+                    $students[$data['user_id']] = $data['progress'];
+                    $rescount++;
+                    $sum += $data['progress'] / 100;
+                    $sumResult += $data['progress'];
+
+                    if ($data['progress'] > $bestResult) {
+                        $bestResult = $data['progress'];
+                    }
+                }
+            }
+
+            if ($rescount == 0) {
+                return null;
+            } else {
+
+                switch ($type) {
+                    case 'best':
+                        return array($bestResult, 100);
+                        break;
+                    case 'average':
+                        return array($sumResult/$rescount, 100);
+                        break;
+                    case 'ranking':
+                        return AbstractLink::getCurrentUserRanking($stud_id, $students);
+                        break;
+                    default:
+                        return array($sum, $rescount);
+                        break;
+                }
+            }
+        }
+    }
+
+    /**
+     * Get URL where to go to if the user clicks on the link.
+     */
+    public function get_link()
+    {
+        $url = api_get_path(WEB_PATH).'main/newscorm/lp_controller.php?cidReq='.$this->get_course_code().'&gradebook=view';
+        $session_id = api_get_session_id();
+        if (!api_is_allowed_to_edit() || $this->calc_score(api_get_user_id()) == null) {
+            $url .= '&action=view&session_id='.$session_id.'&lp_id='.$this->get_ref_id();
+        } else {
+            $url .= '&action=build&session_id='.$session_id.'&lp_id='.$this->get_ref_id();
+        }
+        return $url;
+    }
+
+    /**
+     * Get name to display: same as learnpath title
+     */
+    public function get_name()
+    {
+        $data = $this->get_learnpath_data();
+        return $data['name'];
+    }
+
+    /**
+     * Get description to display: same as learnpath description
+     */
+    public function get_description()
+    {
+        $data = $this->get_learnpath_data();
+        return $data['description'];
+    }
+
+    /**
+     * Check if this still links to a learnpath
+     */
+    public function is_valid_link() {
+        $sql = 'SELECT count(id) FROM '.$this->get_learnpath_table().'
                 WHERE c_id = '.$this->course_id.' AND id = '.$this->get_ref_id().' ';
-		$result = Database::query($sql);
-		$number = Database::fetch_row($result,'NUM');
-		return ($number[0] != 0);
-	}
-
-	public function get_type_name()
-	{
-		return get_lang('LearningPaths');
-	}
-
-	public function needs_name_and_description()
-	{
-		return false;
-	}
-
-	public function needs_max()
-	{
-		return false;
-	}
-
-	public function needs_results()
-	{
-		return false;
-	}
-
-	public function is_allowed_to_change_name()
-	{
-		return false;
-	}
-
-	// INTERNAL FUNCTIONS
-
-	/**
-	 * Lazy load function to get the database table of the learnpath
-	 */
-	private function get_learnpath_table()
-	{
-		$this->learnpath_table = Database :: get_course_table(TABLE_LP_MAIN);
-		return $this->learnpath_table;
-	}
-
-	/**
-	 * Lazy load function to get the database contents of this learnpath
-	 */
-	private function get_learnpath_data()
-	{
-		if (!isset($this->learnpath_data)) {
-			$sql = 'SELECT * FROM '.$this->get_learnpath_table().'
+        $result = Database::query($sql);
+        $number = Database::fetch_row($result,'NUM');
+        return ($number[0] != 0);
+    }
+
+    public function get_type_name()
+    {
+        return get_lang('LearningPaths');
+    }
+
+    public function needs_name_and_description()
+    {
+        return false;
+    }
+
+    public function needs_max()
+    {
+        return false;
+    }
+
+    public function needs_results()
+    {
+        return false;
+    }
+
+    public function is_allowed_to_change_name()
+    {
+        return false;
+    }
+
+    // INTERNAL FUNCTIONS
+
+    /**
+     * Lazy load function to get the database table of the learnpath
+     */
+    private function get_learnpath_table()
+    {
+        $this->learnpath_table = Database :: get_course_table(TABLE_LP_MAIN);
+        return $this->learnpath_table;
+    }
+
+    /**
+     * Lazy load function to get the database contents of this learnpath
+     */
+    private function get_learnpath_data()
+    {
+        if (!isset($this->learnpath_data)) {
+            $sql = 'SELECT * FROM '.$this->get_learnpath_table().'
                     WHERE c_id = '.$this->course_id.' AND id = '.$this->get_ref_id().' ';
-			$result = Database::query($sql);
-			$this->learnpath_data = Database::fetch_array($result);
-		}
-		return $this->learnpath_data;
-	}
-
-	public function get_icon_name()
-	{
-		return 'learnpath';
-	}
+            $result = Database::query($sql);
+            $this->learnpath_data = Database::fetch_array($result);
+        }
+        return $this->learnpath_data;
+    }
+
+    public function get_icon_name()
+    {
+        return 'learnpath';
+    }
 }