From d8204561c5f310c343965b43535bc0515c4b8657 Mon Sep 17 00:00:00 2001
From: Scrutinizer Auto-Fixer <auto-fixer@scrutinizer-ci.com>
Date: Thu, 6 Apr 2017 14:20:19 +0000
Subject: [PATCH] Scrutinizer Auto-Fixes

This commit consists of patches automatically generated for this project on https://scrutinizer-ci.com
---
 main/admin/skill_create.php                   |  4 +--
 main/course_progress/thematic_advance.php     | 12 +++----
 main/coursecopy/copy_course_session.php       |  8 ++---
 main/document/downloadfolder.inc.php          | 10 +++---
 main/inc/lib/glossary.lib.php                 | 36 +++++++++----------
 main/inc/lib/model.lib.php                    |  1 +
 main/inc/lib/skill.visualizer.lib.php         | 26 +++++++-------
 main/session/add_courses_to_session.php       | 28 +++++++--------
 .../CourseBundle/Entity/CToolIntro.php        |  2 +-
 9 files changed, 64 insertions(+), 63 deletions(-)

diff --git a/main/admin/skill_create.php b/main/admin/skill_create.php
index 9262ff21d1..b4a38ea636 100644
--- a/main/admin/skill_create.php
+++ b/main/admin/skill_create.php
@@ -92,7 +92,7 @@ $jquery_ready_content = $returnParams['jquery_ready_content'];
 if (!empty($jquery_ready_content)) {
     $htmlHeadXtra[] = '<script>
     $(document).ready(function(){
-        ' . $jquery_ready_content . '
+        ' . $jquery_ready_content.'
     });
     </script>';
 }
@@ -122,7 +122,7 @@ if ($createForm->validate()) {
         );
     }
 
-    header('Location: '.api_get_path(WEB_CODE_PATH) . 'admin/skill_list.php');
+    header('Location: '.api_get_path(WEB_CODE_PATH).'admin/skill_list.php');
     exit;
 }
 
diff --git a/main/course_progress/thematic_advance.php b/main/course_progress/thematic_advance.php
index 4d5dd27590..8c9e364ab0 100755
--- a/main/course_progress/thematic_advance.php
+++ b/main/course_progress/thematic_advance.php
@@ -22,7 +22,7 @@ if ($action === 'thematic_advance_add' || $action === 'thematic_advance_edit') {
     $form = new FormValidator(
         'thematic_advance',
         'POST',
-        api_get_self() . '?' . api_get_cidreq()
+        api_get_self().'?'.api_get_cidreq()
     );
     $form->addElement('header', $header_form);
     //$form->addElement('hidden', 'thematic_advance_token',$token);
@@ -191,7 +191,7 @@ if ($action === 'thematic_advance_add' || $action === 'thematic_advance_edit') {
 
         $thematic = new Thematic();
         $thematic->set_thematic_advance_attributes(
-            isset($values['thematic_advance_id']) ? $values['thematic_advance_id']: null,
+            isset($values['thematic_advance_id']) ? $values['thematic_advance_id'] : null,
             $values['thematic_id'],
             $values['start_date_type'] == 1 && isset($values['attendance_select']) ? $values['attendance_select'] : 0,
             $values['content'],
@@ -210,13 +210,13 @@ if ($action === 'thematic_advance_add' || $action === 'thematic_advance_edit') {
             }
         }
 
-        $redirectUrlParams = 'course_progress/index.php?' .  api_get_cidreq() . '&' .
+        $redirectUrlParams = 'course_progress/index.php?'.api_get_cidreq().'&'.
             http_build_query([
                 'action' => 'thematic_advance_list',
                 'thematic_id' => $values['thematic_id']
             ]);
 
-        header('Location: ' . api_get_path(WEB_CODE_PATH) . $redirectUrlParams);
+        header('Location: '.api_get_path(WEB_CODE_PATH).$redirectUrlParams);
         exit;
     }
 
@@ -226,10 +226,10 @@ if ($action === 'thematic_advance_add' || $action === 'thematic_advance_edit') {
     // thematic advance list
     echo '<div class="actions">';
     echo '<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;action=thematic_details">'.
-            Display::return_icon('back.png', get_lang("BackTo"),'',ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('back.png', get_lang("BackTo"), '', ICON_SIZE_MEDIUM).'</a>';
     if (api_is_allowed_to_edit(false, true)) {
         echo '<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;action=thematic_advance_add&amp;thematic_id='.$thematic_id.'"> '.
-            Display::return_icon('add.png', get_lang('NewThematicAdvance'),'',ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('add.png', get_lang('NewThematicAdvance'), '', ICON_SIZE_MEDIUM).'</a>';
     }
     echo '</div>';
     $table = new SortableTable(
diff --git a/main/coursecopy/copy_course_session.php b/main/coursecopy/copy_course_session.php
index bdaf03c682..fcf67a9102 100755
--- a/main/coursecopy/copy_course_session.php
+++ b/main/coursecopy/copy_course_session.php
@@ -85,7 +85,7 @@ function make_select_session_list($name, $sessions, $attr = array())
 
 function display_form()
 {
-    $html  = '';
+    $html = '';
     $sessions = SessionManager::get_sessions_list(array(), array('name', 'ASC'));
 
     // Link back to the documents overview
@@ -109,7 +109,7 @@ function display_form()
 
     //destination
     $html .= '<div class="form-group">';
-    $html .= '<label class="col-sm-2 control-label">' . get_lang('DestinationCoursesFromSession') . ': </label>';
+    $html .= '<label class="col-sm-2 control-label">'.get_lang('DestinationCoursesFromSession').': </label>';
     $html .= '<div class="col-sm-5" id="ajax_sessions_list_destination">';
     $html .= '<select class="form-control" name="sessions_list_destination" onchange="javascript: xajax_search_courses(this.value,\'destination\');">';
     $html .= '<option value = "0">'.get_lang('ThereIsNotStillASession').'</option></select ></div>';
@@ -131,7 +131,7 @@ function display_form()
     $html .= '<button class="btn btn-success" type="submit" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;"><em class="fa fa-files-o"></em> '.get_lang('CopyCourse').'</button>';
 
     // Add Security token
-    $html .= '<input type="hidden" value="' . Security::get_token() . '" name="sec_token">';
+    $html .= '<input type="hidden" value="'.Security::get_token().'" name="sec_token">';
     $html .= '</div></div>';
     $html .= '</form>';
 
@@ -227,7 +227,7 @@ $xajax->processRequests();
 
 /* HTML head extra */
 
-$htmlHeadXtra[] = $xajax->getJavascript( api_get_path(WEB_LIBRARY_PATH).'xajax/');
+$htmlHeadXtra[] = $xajax->getJavascript(api_get_path(WEB_LIBRARY_PATH).'xajax/');
 $htmlHeadXtra[] = '<script>
 function checkSelected(id_select,id_radio,id_title,id_destination) {
    var num=0;
diff --git a/main/document/downloadfolder.inc.php b/main/document/downloadfolder.inc.php
index 0500d8c0db..ce4a96b31e 100755
--- a/main/document/downloadfolder.inc.php
+++ b/main/document/downloadfolder.inc.php
@@ -52,7 +52,7 @@ if (empty($path)) {
 
 // A student should not be able to download a root shared directory
 if (($path == '/shared_folder' ||
-    $path == '/shared_folder_session_' . api_get_session_id()) &&
+    $path == '/shared_folder_session_'.api_get_session_id()) &&
     (!api_is_allowed_to_edit() || !api_is_platform_admin())
 ) {
     api_not_allowed(true);
@@ -150,7 +150,7 @@ if (api_is_allowed_to_edit()) {
                 (props.session_id IN ('0', '$sessionId') OR props.session_id IS NULL) AND
                 docs.c_id = ".$courseId." ";
 
-    $sql.= DocumentManager::getSessionFolderFilters($querypath, $sessionId);
+    $sql .= DocumentManager::getSessionFolderFilters($querypath, $sessionId);
 
     $result = Database::query($sql);
 
@@ -215,7 +215,7 @@ if (api_is_allowed_to_edit()) {
                 $groupCondition
             ";
 
-    $sql.= DocumentManager::getSessionFolderFilters($querypath, $sessionId);
+    $sql .= DocumentManager::getSessionFolderFilters($querypath, $sessionId);
     $result = Database::query($sql);
 
     $files = array();
@@ -296,9 +296,9 @@ if (api_is_allowed_to_edit()) {
     // Add all files in our final array to the zipfile
     for ($i = 0; $i < count($files_for_zipfile); $i++) {
         $zip->add(
-            $sysCoursePath . $courseInfo['path'] . '/document' . $files_for_zipfile[$i],
+            $sysCoursePath.$courseInfo['path'].'/document'.$files_for_zipfile[$i],
             PCLZIP_OPT_REMOVE_PATH,
-            $sysCoursePath . $courseInfo['path'] . '/document' . $remove_dir,
+            $sysCoursePath.$courseInfo['path'].'/document'.$remove_dir,
             PCLZIP_CB_PRE_ADD,
             'fixDocumentNameCallback'
         );
diff --git a/main/inc/lib/glossary.lib.php b/main/inc/lib/glossary.lib.php
index b95704c37e..15a4ad82f1 100755
--- a/main/inc/lib/glossary.lib.php
+++ b/main/inc/lib/glossary.lib.php
@@ -47,9 +47,9 @@ class GlossaryManager
      *
      * @return string The glossary description
      */
-    public static function get_glossary_term_by_glossary_id ($glossary_id)
+    public static function get_glossary_term_by_glossary_id($glossary_id)
     {
-        $glossary_table  = Database::get_course_table(TABLE_GLOSSARY);
+        $glossary_table = Database::get_course_table(TABLE_GLOSSARY);
         $course_id = api_get_course_int_id();
         $sql = "SELECT description FROM $glossary_table
                 WHERE c_id = $course_id  AND glossary_id =".intval($glossary_id);
@@ -72,7 +72,7 @@ class GlossaryManager
      */
     public static function get_glossary_term_by_glossary_name($glossary_name)
     {
-        $glossary_table  = Database::get_course_table(TABLE_GLOSSARY);
+        $glossary_table = Database::get_course_table(TABLE_GLOSSARY);
         $session_id = api_get_session_id();
         $course_id = api_get_course_int_id();
         $sql_filter = api_get_session_condition($session_id);
@@ -223,7 +223,7 @@ class GlossaryManager
         $get_max = "SELECT MAX(display_order) FROM $t_glossary
                     WHERE c_id = $course_id ";
         $res_max = Database::query($get_max);
-        if (Database::num_rows($res_max)==0) {
+        if (Database::num_rows($res_max) == 0) {
             return 0;
         }
         $row = Database::fetch_array($res_max);
@@ -252,7 +252,7 @@ class GlossaryManager
                 WHERE
                     c_id = $course_id AND
                     name = '".Database::escape_string($term)."'";
-        if ($not_id<>'') {
+        if ($not_id <> '') {
             $sql .= " AND glossary_id <> '".intval($not_id)."'";
         }
         $result = Database::query($sql);
@@ -375,25 +375,25 @@ class GlossaryManager
         $actionsLeft = '';
         if (api_is_allowed_to_edit(null, true)) {
             $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=addglossary&msg=add?'.api_get_cidreq().'">'.
-                Display::return_icon('new_glossary_term.png',get_lang('TermAddNew'), '', ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('new_glossary_term.png', get_lang('TermAddNew'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
         $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=export">'.
-            Display::return_icon('export_csv.png',get_lang('ExportGlossaryAsCSV'), '', ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('export_csv.png', get_lang('ExportGlossaryAsCSV'), '', ICON_SIZE_MEDIUM).'</a>';
         if (api_is_allowed_to_edit(null, true)) {
             $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=import">'.
-                Display::return_icon('import_csv.png',get_lang('ImportGlossary'), '', ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('import_csv.png', get_lang('ImportGlossary'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
         $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=export_to_pdf">'.
-            Display::return_icon('pdf.png',get_lang('ExportToPDF'), '', ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('pdf.png', get_lang('ExportToPDF'), '', ICON_SIZE_MEDIUM).'</a>';
 
         if (($view == 'table') || (!isset($view))) {
             $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=list">'.
-                Display::return_icon('view_detailed.png',get_lang('ListView'), '', ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('view_detailed.png', get_lang('ListView'), '', ICON_SIZE_MEDIUM).'</a>';
         } else {
             $actionsLeft .= '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=table">'.
-                Display::return_icon('view_text.png',get_lang('TableView'), '', ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('view_text.png', get_lang('TableView'), '', ICON_SIZE_MEDIUM).'</a>';
         }
 
         /* BUILD SEARCH FORM */
@@ -430,7 +430,7 @@ class GlossaryManager
             $table->set_header(1, get_lang('TermDefinition'), true);
             if (api_is_allowed_to_edit(null, true)) {
                 $table->set_header(2, get_lang('Actions'), false, 'width=90px', array('class' => 'td_actions'));
-                $table->set_column_filter(2, array('GlossaryManager','actions_filter'));
+                $table->set_column_filter(2, array('GlossaryManager', 'actions_filter'));
             }
             $content .= $table->return_table();
         }
@@ -452,8 +452,8 @@ class GlossaryManager
         $content = '';
         foreach ($glossary_data as $key => $glossary_item) {
             $actions = '';
-            if (api_is_allowed_to_edit(null,true)) {
-                $actions = '<div class="pull-right">'.self::actions_filter($glossary_item[2], '',$glossary_item).'</div>';
+            if (api_is_allowed_to_edit(null, true)) {
+                $actions = '<div class="pull-right">'.self::actions_filter($glossary_item[2], '', $glossary_item).'</div>';
             }
             $content .= Display::panel($glossary_item[1], $glossary_item[0].' '.$actions);
         }
@@ -466,7 +466,7 @@ class GlossaryManager
      * @return integer Count of glossary terms
      *
      */
-    public static function get_number_glossary_terms($session_id=0)
+    public static function get_number_glossary_terms($session_id = 0)
     {
         // Database table definition
         $t_glossary = Database::get_course_table(TABLE_GLOSSARY);
@@ -560,7 +560,7 @@ class GlossaryManager
         while ($data = Database::fetch_array($res)) {
             // Validation when belongs to a session
             $session_img = api_get_session_image($data['session_id'], $_user['status']);
-            $array[0] = $data[0] . $session_img;
+            $array[0] = $data[0].$session_img;
 
             if (!$view || $view === 'table') {
                 $array[1] = str_replace(array('<p>', '</p>'), array('', '<br />'), $data[1]);
@@ -590,13 +590,13 @@ class GlossaryManager
     {
         $glossary_id = $row[2];
         $return = '<a href="'.api_get_self().'?action=edit_glossary&glossary_id='.$glossary_id.'&'.api_get_cidreq().'&msg=edit">'.
-            Display::return_icon('edit.png',get_lang('Edit'),'',22).'</a>';
+            Display::return_icon('edit.png', get_lang('Edit'), '', 22).'</a>';
         $glossary_data = self::get_glossary_information($glossary_id);
         $glossary_term = $glossary_data['name'];
         if (api_is_allowed_to_edit(null, true)) {
             if ($glossary_data['session_id'] == api_get_session_id()) {
                 $return .= '<a href="'.api_get_self().'?action=delete_glossary&glossary_id='.$glossary_id.'&'.api_get_cidreq().'" onclick="return confirmation(\''.$glossary_term.'\');">'.
-                    Display::return_icon('delete.png', get_lang('Delete'),'',22).'</a>';
+                    Display::return_icon('delete.png', get_lang('Delete'), '', 22).'</a>';
             } else {
                 $return = get_lang('EditionNotAvailableFromSession');
             }
diff --git a/main/inc/lib/model.lib.php b/main/inc/lib/model.lib.php
index e9b57b012c..a7bf995868 100755
--- a/main/inc/lib/model.lib.php
+++ b/main/inc/lib/model.lib.php
@@ -25,6 +25,7 @@ class Model
 
     /**
      * Useful finder - experimental akelos like only use in notification.lib.php send function
+     * @param string $type
      */
     public function find($type, $options = null)
     {
diff --git a/main/inc/lib/skill.visualizer.lib.php b/main/inc/lib/skill.visualizer.lib.php
index f6b3c9b558..c8fec47c8e 100755
--- a/main/inc/lib/skill.visualizer.lib.php
+++ b/main/inc/lib/skill.visualizer.lib.php
@@ -27,7 +27,7 @@ class SkillVisualizer
     {
         $this->skills   = $skills;
         $this->type     = $type;
-        $this->center_x = intval($offset_x + $this->canvas_x/2 - $this->block_size/2);
+        $this->center_x = intval($offset_x + $this->canvas_x / 2 - $this->block_size / 2);
     }
 
     function prepare_skill_box($skill, $position, $class)
@@ -39,9 +39,9 @@ class SkillVisualizer
             $extra_class = 'second_window';
         }
 
-        $this->html .= '<div id="block_'.$block_id.'" class = "open_block window '.$extra_class.'  '.$class.'" style = "top:' . $position['y'] . 'px; left:' . $position['x'] . 'px;">';
+        $this->html .= '<div id="block_'.$block_id.'" class = "open_block window '.$extra_class.'  '.$class.'" style = "top:'.$position['y'].'px; left:'.$position['x'].'px;">';
 
-        $content =  $skill['name'];
+        $content = $skill['name'];
         $content .= '<div class="btn-group">';
         $content .= Display::url(get_lang('Edit'), '#', array('id'=>'edit_block_'.$block_id, 'class'=>'edit_block btn'));
         $content .= Display::url('+', '#', array('id'=>'edit_block_'.$block_id, 'class'=>'edit_block btn'));
@@ -87,9 +87,9 @@ class SkillVisualizer
         }
         //default_arrow_color
 
-        $this->js .= 'var e'.$block_id.' = prepare("block_' . $block_id.'",  '.$end_point.');'."\n";
-        $this->js .= 'var e'.$skill['parent_id'].' = prepare("block_' . $skill['parent_id'].'",  '.$end_point.');'."\n";
-        $this->js .= 'jsPlumb.connect({source: e'.$block_id.', target:e'.$skill['parent_id'].'});'."\n";;
+        $this->js .= 'var e'.$block_id.' = prepare("block_'.$block_id.'",  '.$end_point.');'."\n";
+        $this->js .= 'var e'.$skill['parent_id'].' = prepare("block_'.$skill['parent_id'].'",  '.$end_point.');'."\n";
+        $this->js .= 'jsPlumb.connect({source: e'.$block_id.', target:e'.$skill['parent_id'].'});'."\n"; ;
     }
 
     /**
@@ -125,10 +125,10 @@ class SkillVisualizer
         $brothers = array();
 
         foreach ($this->skills as &$skill) {
-            if (!in_array($skill['parent_id'], array(0,1))) {
+            if (!in_array($skill['parent_id'], array(0, 1))) {
                 continue;
             }
-            $childs = isset($skill['children']) ? count($skill['children']) : 0 ;
+            $childs = isset($skill['children']) ? count($skill['children']) : 0;
 
             //$x = round($this->offsetX * sin(deg2rad($corner * $count)));
             //$y = round($this->offsetY * cos(deg2rad($corner * $count)));
@@ -144,10 +144,10 @@ class SkillVisualizer
             if ($skill['parent_id'] == 0) {
                 //$x = 130*$childs/2;
                 //$x = $this->space_between_blocks_x*$childs/2;
-                $x = $this->canvas_x/2  - $this->block_size/2;
+                $x = $this->canvas_x / 2 - $this->block_size / 2;
             } else {
                 $max = isset($this->skills[$skill['parent_id']]['children']) ? count($this->skills[$skill['parent_id']]['children']) : 0;
-                foreach($this->skills[$skill['parent_id']]['children'] as  $id => $sk) {
+                foreach ($this->skills[$skill['parent_id']]['children'] as  $id => $sk) {
                     if ($skill['id'] == $sk['id']) {
                         break;
                     }
@@ -155,17 +155,17 @@ class SkillVisualizer
                 }
                 $parent_x = isset($this->skills[$skill['parent_id']]['x']) ? $this->skills[$skill['parent_id']]['x'] : 0;
                 //$x = $my_count*$this->space_between_blocks_x + $parent_x  + $this->block_size - ($this->space_between_blocks_x*$max/2) ;
-                $x = $my_count*$this->space_between_blocks_x + $parent_x  + $this->block_size - ($this->canvas_x/2 ) ;
+                $x = $my_count * $this->space_between_blocks_x + $parent_x + $this->block_size - ($this->canvas_x / 2);
             }
 
-            $y = $skill['level']*$this->space_between_blocks_y;
+            $y = $skill['level'] * $this->space_between_blocks_y;
 
             $skill['x'] = $x;
             $skill['y'] = $y;
 
             //$skill['description']  = "{$brothers[$skill['parent_id']]} $x - $y";
             //$skill['name']  =  $skill['name']."  |  $x = $my_count * 150  +  $parent_x - (150* $max/2) - 10*$childs ";
-            $this->add_item($skill, array('x' => $this->offset_x + $x, 'y' => $this->offset_y +$y));
+            $this->add_item($skill, array('x' => $this->offset_x + $x, 'y' => $this->offset_y + $y));
         }
         return $this->get_html();
     }
diff --git a/main/session/add_courses_to_session.php b/main/session/add_courses_to_session.php
index 5859ca149c..ef09713f52 100644
--- a/main/session/add_courses_to_session.php
+++ b/main/session/add_courses_to_session.php
@@ -23,7 +23,7 @@ $xajax->registerFunction(array('search_courses', 'AddCourseToSession', 'search_c
 $this_section = SECTION_PLATFORM_ADMIN;
 
 // setting breadcrumbs
-$interbreadcrumb[] = array('url' => 'session_list.php','name' => get_lang('SessionList'));
+$interbreadcrumb[] = array('url' => 'session_list.php', 'name' => get_lang('SessionList'));
 $interbreadcrumb[] = array(
     'url' => "resume_session.php?id_session=".$sessionId,
     'name' => get_lang('SessionOverview')
@@ -37,7 +37,7 @@ $tbl_session_rel_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
 $tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
 
 // setting the name of the tool
-$tool_name= get_lang('SubscribeCoursesToSession');
+$tool_name = get_lang('SubscribeCoursesToSession');
 
 $add_type = 'multiple';
 if (isset($_GET['add_type']) && $_GET['add_type'] != '') {
@@ -130,7 +130,7 @@ if ($ajax_search) {
             ON
                 course.id = session_rel_course.c_id AND
                 session_rel_course.session_id = ".$sessionId."
-			ORDER BY ".(sizeof($courses)?"(code IN(".implode(',', $courses).")) DESC,":"")." title";
+			ORDER BY ".(sizeof($courses) ? "(code IN(".implode(',', $courses).")) DESC," : "")." title";
 
     if (api_is_multiple_url_enabled()) {
         $tbl_course_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
@@ -144,7 +144,7 @@ if ($ajax_search) {
                         INNER JOIN $tbl_course_rel_access_url url_course
                         ON (url_course.c_id = course.id)
                     WHERE access_url_id = $access_url_id
-                    ORDER BY ".(sizeof($courses)?"(code IN(".implode(',',$courses).")) DESC,":"")." title";
+                    ORDER BY ".(sizeof($courses) ? "(code IN(".implode(',', $courses).")) DESC," : "")." title";
         }
     }
 
@@ -160,7 +160,7 @@ if ($ajax_search) {
             ON
                 course.id = session_rel_course.c_id AND
                 session_rel_course.session_id = ".$sessionId."
-			ORDER BY ".(sizeof($courses)?"(code IN(".implode(',',$courses).")) DESC,":"")." title";
+			ORDER BY ".(sizeof($courses) ? "(code IN(".implode(',', $courses).")) DESC," : "")." title";
 
     if (api_is_multiple_url_enabled()) {
         $tbl_course_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
@@ -175,16 +175,16 @@ if ($ajax_search) {
                     INNER JOIN $tbl_course_rel_access_url url_course
                     ON (url_course.c_id = course.id)
                     WHERE access_url_id = $access_url_id
-                    ORDER BY ".(sizeof($courses)?"(code IN(".implode(',',$courses).")) DESC,":"")." title";
+                    ORDER BY ".(sizeof($courses) ? "(code IN(".implode(',', $courses).")) DESC," : "")." title";
         }
     }
     $result = Database::query($sql);
     $Courses = Database::store_result($result);
     foreach ($Courses as $course) {
         if ($course['session_id'] == $sessionId) {
-            $sessionCourses[$course['id']] = $course ;
+            $sessionCourses[$course['id']] = $course;
         } else {
-            $nosessionCourses[$course['id']] = $course ;
+            $nosessionCourses[$course['id']] = $course;
         }
     }
 }
@@ -206,7 +206,7 @@ if (!api_is_platform_admin() && api_is_teacher()) {
 
 unset($Courses);
 ?>
-<form name="formulaire" method="post" action="<?php echo api_get_self(); ?>?page=<?php echo $page; ?>&id_session=<?php echo $sessionId; ?><?php if(!empty($_GET['add'])) echo '&add=true' ; ?>" style="margin:0px;" <?php if($ajax_search){echo ' onsubmit="valide();"';}?>>
+<form name="formulaire" method="post" action="<?php echo api_get_self(); ?>?page=<?php echo $page; ?>&id_session=<?php echo $sessionId; ?><?php if (!empty($_GET['add'])) echo '&add=true'; ?>" style="margin:0px;" <?php if ($ajax_search) {echo ' onsubmit="valide();"'; }?>>
     <legend><?php echo $tool_name.' ('.$session_info['name'].')'; ?></legend>
     <input type="hidden" name="formSent" value="1" />
 
@@ -229,7 +229,7 @@ unset($Courses);
                 <div id="ajax_list_courses_multiple">
                     <select id="origin" name="NoSessionCoursesList[]" multiple="multiple" size="20" class="form-control">
                         <?php foreach ($nosessionCourses as $enreg) { ?>
-                            <option value="<?php echo $enreg['id']; ?>" <?php echo 'title="'.htmlspecialchars($enreg['title'].' ('.$enreg['visual_code'].')',ENT_QUOTES).'"'; if(in_array($enreg['code'],$CourseList)) echo 'selected="selected"'; ?>>
+                            <option value="<?php echo $enreg['id']; ?>" <?php echo 'title="'.htmlspecialchars($enreg['title'].' ('.$enreg['visual_code'].')', ENT_QUOTES).'"'; if (in_array($enreg['code'], $CourseList)) echo 'selected="selected"'; ?>>
                                 <?php echo $enreg['title'].' ('.$enreg['visual_code'].')'; ?>
                             </option>
                         <?php } ?>
@@ -241,7 +241,7 @@ unset($Courses);
             ?>
         </div>
         <div class="col-md-4">
-            <?php if($add_type == 'multiple') { ?>
+            <?php if ($add_type == 'multiple') { ?>
                 <div class="code-course">
                     <?php echo get_lang('FirstLetterCourse'); ?> :
 
@@ -249,7 +249,7 @@ unset($Courses);
                         <option value="%">--</option>
                         <?php
                         echo Display :: get_alphabet_options();
-                        echo Display :: get_numeric_options(0,9,'');
+                        echo Display :: get_numeric_options(0, 9, '');
                         ?>
                     </select>
                 </div>
@@ -299,9 +299,9 @@ unset($Courses);
             <select id='destination' name="SessionCoursesList[]" multiple="multiple" size="20" class="form-control">
 
                 <?php
-                foreach($sessionCourses as $enreg) {
+                foreach ($sessionCourses as $enreg) {
                     ?>
-                    <option value="<?php echo $enreg['id']; ?>" title="<?php echo htmlspecialchars($enreg['title'].' ('.$enreg['visual_code'].')',ENT_QUOTES); ?>">
+                    <option value="<?php echo $enreg['id']; ?>" title="<?php echo htmlspecialchars($enreg['title'].' ('.$enreg['visual_code'].')', ENT_QUOTES); ?>">
                         <?php echo $enreg['title'].' ('.$enreg['visual_code'].')'; ?>
                     </option>
                 <?php
diff --git a/src/Chamilo/CourseBundle/Entity/CToolIntro.php b/src/Chamilo/CourseBundle/Entity/CToolIntro.php
index d37bd4cc3c..e3b9750216 100644
--- a/src/Chamilo/CourseBundle/Entity/CToolIntro.php
+++ b/src/Chamilo/CourseBundle/Entity/CToolIntro.php
@@ -94,7 +94,7 @@ class CToolIntro
     /**
      * Get id
      *
-     * @return string
+     * @return integer
      */
     public function getId()
     {