Minor - format code

main/admin/user_edit.php

@@ -285,7 +285,12 @@ if (!$user_data['platform_admin']) {
     $form->addElement('radio', 'radio_expiration_date', get_lang('ExpirationDate'), get_lang('NeverExpires'), 0);
     $group = array();
     $group[] = $form->createElement('radio', 'radio_expiration_date', null, get_lang('Enabled'), 1);
-    $group[] = $form->createElement('DateTimePicker', 'expiration_date', null, array('onchange' => 'javascript: enable_expiration_date();'));
+    $group[] = $form->createElement(
+        'DateTimePicker',
+        'expiration_date',
+        null,
+        array('onchange' => 'javascript: enable_expiration_date();')
+    );
     $form->addGroup($group, 'max_member_group', null, null, false);
 
     // Active account or inactive account
@@ -305,7 +310,7 @@ if ($studentBoss) {
     }
 }
 
-if ($studentBossList) {
+if (!empty($studentBossList)) {
     $studentBossList = array_column($studentBossList, 'boss_id');
 }
 

main/admin/user_information.php

@@ -125,7 +125,7 @@ if (api_is_platform_admin()) {
 
 $studentBossList = UserManager::getStudentBossList($userId);
 $studentBossListToString = '';
-if ($studentBossList) {
+if (!empty($studentBossList)) {
     $table = new HTML_Table(array('class' => 'data_table'));
     $table->setHeaderContents(0, 0, get_lang('User'));
     $csvContent[] = [get_lang('StudentBoss')];

main/auth/inscription.php

@@ -827,7 +827,7 @@ if ($form->validate()) {
                 );
 
                 $bossList = UserManager::getStudentBossList($user_id);
-                if ($bossList) {
+                if (!empty($bossList)) {
                     $bossList = array_column($bossList, 'boss_id');
                     $currentUserInfo = api_get_user_info($user_id);
                     foreach ($bossList as $bossId) {

main/exercise/question.class.php

@@ -1010,7 +1010,6 @@ abstract class Question
             if ($exercise->questionFeedbackEnabled) {
                 $params['feedback'] = $this->feedback;
             }
-
             $this->id = Database::insert($TBL_QUESTIONS, $params);
 
             if ($this->id) {

main/inc/lib/usermanager.lib.php

@@ -5393,11 +5393,11 @@ class UserManager
     /**
      * Get the boss user ID from a followed user id
      * @param $userId
-     * @return bool
+     * @return array
      */
     public static function getStudentBossList($userId)
     {
-        $userId = intval($userId);
+        $userId = (int) $userId;
         if ($userId > 0) {
             $userRelTable = Database::get_main_table(TABLE_MAIN_USER_REL_USER);
             $result = Database::select(
@@ -5410,14 +5410,13 @@ class UserManager
                             USER_RELATION_TYPE_BOSS,
                         )
                     )
-                ),
-                'all'
+                )
             );
 
             return $result;
         }
 
-        return false;
+        return [];
     }
 
     /**
@@ -5430,7 +5429,7 @@ class UserManager
     {
         $result = false;
         $bossList = self::getStudentBossList($studentId);
-        if ($bossList) {
+        if (!empty($bossList)) {
             $bossList = array_column($bossList, 'boss_id');
             if (in_array($bossId, $bossList)) {
                 $result = true;

main/inc/lib/userportal.lib.php

@@ -1013,7 +1013,6 @@ class IndexManager
         // Main navigation section.
         // Tabs that are deactivated are added here.
         if (!empty($this->tpl->menu_navigation)) {
-            //$content = '<ul class="nav nav-pills nav-stacked">';
             foreach ($this->tpl->menu_navigation as $section => $navigation_info) {
                 $items [] = [
                     'icon' => null,