Change params order returnFontAwesomeIcon

main/exercise/exercise_submit.php

@@ -985,7 +985,7 @@ if (!empty($error)) {
 
             // Only for the first time
 
-            $("#save_for_now_"+question_id).html(\'' . Display::returnFontAwesomeIcon('spinner', true, null, 'fa-spin') . '\');
+            $("#save_for_now_"+question_id).html(\'' . Display::returnFontAwesomeIcon('spinner', null, true, 'fa-spin') . '\');
             $.ajax({
                 type:"post",
                 async: false,
@@ -1049,7 +1049,7 @@ if (!empty($error)) {
 
             free_answers = $.param(free_answers);
 
-            $("#save_all_reponse").html(\'' . Display::returnFontAwesomeIcon('spinner', true, null, 'fa-spin') . '\');
+            $("#save_all_reponse").html(\'' . Display::returnFontAwesomeIcon('spinner', null, true, 'fa-spin') . '\');
 
             $.ajax({
                 type:"post",

main/inc/lib/display.lib.php

@@ -2400,17 +2400,17 @@ class Display
     /**
      * Get a HTML code for a icon by Font Awesome
      * @param string $name The icon name
+     * @param int|string $size Optional. The size for the icon. (Example: lg, 2, 3, 4, 5)
      * @param boolean $fixWidth Optional. Whether add the fw class
-     * @param int|string $size Optional. The size for the icon.
      * @param string $additionalClass Optional. Additional class
      *
      * @return string
      */
     public static function returnFontAwesomeIcon(
         $name,
+        $size = '',
         $fixWidth = false,
-        $size = null,
-        $additionalClass = null
+        $additionalClass = ''
     ) {
         $className = "fa fa-$name";
 

main/inc/lib/javascript/chat/video.php

@@ -45,7 +45,7 @@ $template->assign('block_friends', $friend_html);
 
 $content = $template->fetch('default/chat/video.tpl');
 
-$templateHeader = Display::returnFontAwesomeIcon('video-camera', true, 'lg')
+$templateHeader = Display::returnFontAwesomeIcon('video-camera', 'lg', true)
     . $chatVideo->getRoomName();
 
 $template->assign('header', $templateHeader);