chamilo / chamilo-lms

main/document/webcam_clip.php

Spacing +9 added lines, -9 removed lines

@@ -32,9 +32,9 @@ 
 $dir = $document_data['path'];
 
 //make some vars
-$webcamdir=$dir;
-if($webcamdir=="/"){
- $webcamdir="";
+$webcamdir = $dir;
+if ($webcamdir == "/") {
+ $webcamdir = "";
 }
 
 
@@ -68,7 +68,7 @@ 
 $groupId = api_get_group_id();
 
 if (!empty($groupId)) {
-	$interbreadcrumb[] = array ("url" => "../group/group_space.php?".api_get_cidreq(), "name" => get_lang('GroupSpace'));
+	$interbreadcrumb[] = array("url" => "../group/group_space.php?".api_get_cidreq(), "name" => get_lang('GroupSpace'));
 	$noPHP_SELF = true;
 	$group = GroupManager :: get_group_properties($groupId);
 	$path = explode('/', $dir);
@@ -77,14 +77,14 @@ 
 	}
 }
 
-$interbreadcrumb[] = array ("url" => "./document.php?id=".$document_id."&".api_get_cidreq(), "name" => get_lang('Documents'));
+$interbreadcrumb[] = array("url" => "./document.php?id=".$document_id."&".api_get_cidreq(), "name" => get_lang('Documents'));
 
 if (!$is_allowed_in_course) {
 	api_not_allowed(true);
 }
 
 if (!($is_allowed_to_edit || $_SESSION['group_member_with_upload_rights'] ||
-	DocumentManager::is_my_shared_folder(api_get_user_id(), Security::remove_XSS($dir),api_get_session_id()))) {
+	DocumentManager::is_my_shared_folder(api_get_user_id(), Security::remove_XSS($dir), api_get_session_id()))) {
 	api_not_allowed(true);
 }
 
@@ -102,7 +102,7 @@ 
 // Interbreadcrumb for the current directory root path
 $counter = 0;
 if (isset($document_data['parents'])) {
-    foreach($document_data['parents'] as $document_sub_data) {
+    foreach ($document_data['parents'] as $document_sub_data) {
         //fixing double group folder in breadcrumb
         if (api_get_group_id()) {
             if ($counter == 0) {
@@ -116,12 +116,12 @@ 
 }
 
 //make some vars
-$webcamuserid=api_get_user_id();
+$webcamuserid = api_get_user_id();
 
 Display :: display_header($nameTools, 'Doc');
 echo '<div class="actions">';
 echo '<a href="document.php?id='.$document_id.'">'.
-	Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
+	Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'), '', ICON_SIZE_MEDIUM).'</a>';
 echo '</div>';
 ?>
 

main/document/download.php

Spacing +1 added lines, -1 removed lines

@@ -95,7 +95,7 @@
     }
 
     if (!api_is_allowed_to_edit() && !$is_visible) {
-        Display::display_error_message(get_lang('ProtectedDocument'));//api_not_allowed backbutton won't work.
+        Display::display_error_message(get_lang('ProtectedDocument')); //api_not_allowed backbutton won't work.
         exit; // You shouldn't be here anyway.
     }
     // Launch event

main/document/webcam_receiver.php

Spacing +11 added lines, -11 removed lines

@@ -13,7 +13,7 @@ 
 # Save the audio to a URL-accessible directory for playback.
 parse_str($_SERVER['QUERY_STRING'], $params);
 
-if(isset($params['webcamname']) && isset($params['webcamdir']) && isset($params['webcamuserid'])) {
+if (isset($params['webcamname']) && isset($params['webcamdir']) && isset($params['webcamuserid'])) {
 	$webcamname = $params['webcamname'];
 	$webcamdir = $params['webcamdir'];
 	$webcamuserid = $params['webcamuserid'];
@@ -23,7 +23,7 @@ 
 	die();
 }
 
-if ($webcamuserid!= api_get_user_id() || api_get_user_id()==0 || $webcamuserid==0) {
+if ($webcamuserid != api_get_user_id() || api_get_user_id() == 0 || $webcamuserid == 0) {
 	api_not_allowed();
 	die();
 }
@@ -41,7 +41,7 @@ 
 $ext = explode('.', $webcamname);
 $ext = strtolower($ext[sizeof($ext) - 1]);
 
-if($ext!= 'jpg'){
+if ($ext != 'jpg') {
 	die();
 }
 
@@ -53,15 +53,15 @@ 
 $groupId = api_get_group_id();
 
 //Avoid duplicates
-$webcamname_to_save=$webcamname;
-$title_to_save=str_replace('_',' ',$webcamname);
-$webcamname_noex=basename($webcamname, ".jpg");
-if (file_exists($saveDir.'/'.$webcamname_noex.'.'.$ext)){
+$webcamname_to_save = $webcamname;
+$title_to_save = str_replace('_', ' ', $webcamname);
+$webcamname_noex = basename($webcamname, ".jpg");
+if (file_exists($saveDir.'/'.$webcamname_noex.'.'.$ext)) {
 		$i = 1;
 		while (file_exists($saveDir.'/'.$webcamname_noex.'_'.$i.'.'.$ext)) $i++;
-		$webcamname_to_save = $webcamname_noex . '_' . $i . '.'.$ext;
-		$title_to_save = $webcamname_noex . '_' . $i . '.'.$ext;
-		$title_to_save = str_replace('_',' ',$title_to_save);
+		$webcamname_to_save = $webcamname_noex.'_'.$i.'.'.$ext;
+		$title_to_save = $webcamname_noex.'_'.$i.'.'.$ext;
+		$title_to_save = str_replace('_', ' ', $title_to_save);
 }
 
 $documentPath = $saveDir.'/'.$webcamname_to_save;
@@ -78,5 +78,5 @@ 
 	$doc_id = add_document($_course, $webcamdir.'/'.$webcamname_to_save, 'file', filesize($documentPath), $title_to_save);
 	api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'DocumentAdded', $_user['user_id'], $groupId, null, null, null, $current_session_id);
 ///
-$url = 'http://' . $_SERVER['HTTP_HOST'] . dirname($_SERVER['REQUEST_URI']) . '/' . $documentPath;
+$url = 'http://'.$_SERVER['HTTP_HOST'].dirname($_SERVER['REQUEST_URI']).'/'.$documentPath;
 print get_lang('ClipSent');

main/document/downloadfolder.inc.php

Spacing +5 added lines, -5 removed lines

@@ -51,7 +51,7 @@ 
 
 // A student should not be able to download a root shared directory
 if (($path == '/shared_folder' ||
-    $path == '/shared_folder_session_' . api_get_session_id()) &&
+    $path == '/shared_folder_session_'.api_get_session_id()) &&
     (!api_is_allowed_to_edit() || !api_is_platform_admin())
 ) {
     api_not_allowed(true);
@@ -149,7 +149,7 @@ 
                 (props.session_id IN ('0', '$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);
 
@@ -214,7 +214,7 @@ 
                 $groupCondition
             ";
 
-    $sql.= DocumentManager::getSessionFolderFilters($querypath, $sessionId);
+    $sql .= DocumentManager::getSessionFolderFilters($querypath, $sessionId);
     $result = Database::query($sql);
 
     $files = array();
@@ -294,9 +294,9 @@ 
     // Add all files in our final array to the zipfile
     for ($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'
         );

main/document/save_pixlr.php

Spacing +34 added lines, -34 removed lines

@@ -16,36 +16,36 @@ 
 api_protect_course_script();
 api_block_anonymous_users();
 
-if ($_user['user_id']!= api_get_user_id() || api_get_user_id()==0 || $_user['user_id']==0) {
+if ($_user['user_id'] != api_get_user_id() || api_get_user_id() == 0 || $_user['user_id'] == 0) {
 	api_not_allowed();
 	die();
 }
 
-if(!isset($_GET['title']) || !isset($_GET['type']) || !isset($_GET['image'])) {
+if (!isset($_GET['title']) || !isset($_GET['type']) || !isset($_GET['image'])) {
 	api_not_allowed();
 	die();
 }
 
-if(!isset($_SESSION['paint_dir']) || !isset($_SESSION['whereami']) ){
+if (!isset($_SESSION['paint_dir']) || !isset($_SESSION['whereami'])) {
 	api_not_allowed();
 	die();
 }
 
 //pixlr return
 
-$filename=Security::remove_XSS($_GET['title']);//The user preferred file name of the image.
-$extension=Security::remove_XSS($_GET['type']);//The image type, "pdx", "jpg", "bmp" or "png".
-$urlcontents=Security::remove_XSS($_GET['image']);//A URL to the image on Pixlr.com server or the raw file post of the saved image.
+$filename = Security::remove_XSS($_GET['title']); //The user preferred file name of the image.
+$extension = Security::remove_XSS($_GET['type']); //The image type, "pdx", "jpg", "bmp" or "png".
+$urlcontents = Security::remove_XSS($_GET['image']); //A URL to the image on Pixlr.com server or the raw file post of the saved image.
 
 //make variables
 
-$title = Database::escape_string(str_replace('_',' ',$filename));
+$title = Database::escape_string(str_replace('_', ' ', $filename));
 $current_session_id = api_get_session_id();
-$groupId= api_get_group_id();
-$relativeUrlPath=$_SESSION['paint_dir'];
-$currentTool=$_SESSION['whereami'];
+$groupId = api_get_group_id();
+$relativeUrlPath = $_SESSION['paint_dir'];
+$currentTool = $_SESSION['whereami'];
 $dirBaseDocuments = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
-$saveDir=$dirBaseDocuments.$_SESSION['paint_dir'];
+$saveDir = $dirBaseDocuments.$_SESSION['paint_dir'];
 
 $contents = file_get_contents($urlcontents);
 
@@ -71,8 +71,8 @@ 
 $filename = api_replace_dangerous_char($filename);
 $filename = disable_dangerous_file($filename);
 
-if (strlen(trim($filename))==0) {
-	 echo "The title is empty";//if title is empty, headers Content-Type = application/octet-stream, then not create a new title here please
+if (strlen(trim($filename)) == 0) {
+	 echo "The title is empty"; //if title is empty, headers Content-Type = application/octet-stream, then not create a new title here please
 	 exit;
 }
 
@@ -83,11 +83,11 @@ 
 }
 
 // Extension security
-if($extension!= 'jpg' && $extension!= 'png' && $extension!= 'pxd'){
+if ($extension != 'jpg' && $extension != 'png' && $extension != 'pxd') {
 	die();
 }
-if($extension=='pxd') {
-	echo "pxd file type does not supported";// not secure because check security headers and finfo() return  Content-Type = application/octet-stream
+if ($extension == 'pxd') {
+	echo "pxd file type does not supported"; // not secure because check security headers and finfo() return  Content-Type = application/octet-stream
     exit;
 }
 
@@ -101,9 +101,9 @@ 
 
 //Verify that the file is an image. Fileinfo method
 $finfo = new finfo(FILEINFO_MIME);
-$current_mime=$finfo->buffer($contents);
+$current_mime = $finfo->buffer($contents);
 finfo_close($finfo);
-if(strpos($current_mime, 'image')===false) {
+if (strpos($current_mime, 'image') === false) {
     echo "Invalid mime type file";
     exit;
 }
@@ -113,46 +113,46 @@ 
 $paintFileName = $filename.'.'.$extension;
 $title = $title.'.'.$extension;
 
-if($currentTool=='document/createpaint'){
+if ($currentTool == 'document/createpaint') {
 	//check save as and prevent rewrite an older file with same name
-	if (0 != $groupId){
-        $group_properties  = GroupManager :: get_group_properties($groupId);
+	if (0 != $groupId) {
+        $group_properties = GroupManager :: get_group_properties($groupId);
         $groupPath = $group_properties['directory'];
 	} else {
-		$groupPath ='';
+		$groupPath = '';
 	}
 
-	if (file_exists($saveDir.'/'.$filename.'.'.$extension)){
+	if (file_exists($saveDir.'/'.$filename.'.'.$extension)) {
 		$i = 1;
 		while (file_exists($saveDir.'/'.$filename.'_'.$i.'.'.$extension)) $i++;
-		$paintFileName = $filename . '_' . $i . '.'.$extension;
-		$title = $filename . '_' . $i . '.'.$extension;
+		$paintFileName = $filename.'_'.$i.'.'.$extension;
+		$title = $filename.'_'.$i.'.'.$extension;
 	}
 
 	//
 	$documentPath = $saveDir.'/'.$paintFileName;
 	//add new document to disk
-	file_put_contents( $documentPath, $contents );
+	file_put_contents($documentPath, $contents);
 	//add document to database
 	$doc_id = add_document($_course, $relativeUrlPath.'/'.$paintFileName, 'file', filesize($documentPath), $title);
 	api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'DocumentAdded', $_user['user_id'], $groupId, null, null, null, $current_session_id);
 
-}elseif($currentTool=='document/editpaint'){
+}elseif ($currentTool == 'document/editpaint') {
 
 	$documentPath = $saveDir.'/'.$paintFileName;
 	//add new document to disk
-	file_put_contents( $documentPath, $contents );
+	file_put_contents($documentPath, $contents);
 
 	//check path
-	if(!isset($_SESSION['paint_file'])){
+	if (!isset($_SESSION['paint_file'])) {
 		api_not_allowed();
 		die();
 	}
-	if($_SESSION['paint_file']==$paintFileName){
+	if ($_SESSION['paint_file'] == $paintFileName) {
 		$document_id = DocumentManager::get_document_id($_course, $relativeUrlPath.'/'.$paintFileName);
 		update_existing_document($_course, $document_id, filesize($documentPath), null);
 		api_item_property_update($_course, TOOL_DOCUMENT, $document_id, 'DocumentUpdated', $_user['user_id'], $groupId, null, null, null, $current_session_id);
-	}else{
+	} else {
 		//add a new document
 		$doc_id = add_document($_course, $relativeUrlPath.'/'.$paintFileName, 'file', filesize($documentPath), $title);
 		api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'DocumentAdded', $_user['user_id'], $groupId, null, null, null, $current_session_id);
@@ -161,7 +161,7 @@ 
 
 
 //delete temporal file
-$temp_file_2delete=$_SESSION['temp_realpath_image'];
+$temp_file_2delete = $_SESSION['temp_realpath_image'];
 unlink($temp_file_2delete);
 
 //Clean sessions and return to Chamilo file list
@@ -171,12 +171,12 @@ 
 unset($_SESSION['temp_realpath_image']);
 
 if (!isset($_SESSION['exit_pixlr'])) {
-	$location=api_get_path(WEB_CODE_PATH).'document/document.php';
+	$location = api_get_path(WEB_CODE_PATH).'document/document.php';
 	echo '<script>window.parent.location.href="'.$location.'"</script>';
 	api_not_allowed(true);
 } else {
 	echo '<div align="center" style="padding-top:150; font-family:Arial, Helvetica, Sans-serif;font-size:25px;color:#aaa;font-weight:bold;">'.get_lang('PleaseStandBy').'</div>';
-	$location=api_get_path(WEB_CODE_PATH).'document/document.php?id='.Security::remove_XSS($_SESSION['exit_pixlr']);
+	$location = api_get_path(WEB_CODE_PATH).'document/document.php?id='.Security::remove_XSS($_SESSION['exit_pixlr']);
 	echo '<script>window.parent.location.href="'.$location.'"</script>';
 	unset($_SESSION['exit_pixlr']);
 }

main/document/slideshowoptions.php

Spacing +6 added lines, -6 removed lines

@@ -39,7 +39,7 @@ 
 // bypass the $nametools thing and use <b></b> tags in the $interbreadcrump array
 $url = 'slideshowoptions.php?curdirpath='.$pathurl;
 $originaltoolname = '<b>'.get_lang('SlideshowOptions').'</b>';
-$interbreadcrumb[] = array('url' => $url, 'name' => $originaltoolname );
+$interbreadcrumb[] = array('url' => $url, 'name' => $originaltoolname);
 
 Display::display_header($originalToolName, 'Doc');
 $image_resizing = isset($_SESSION['image_resizing']) ? $_SESSION['image_resizing'] : null;
@@ -63,8 +63,8 @@ 
 </script>
 
 <?php
-$actions = '<a href="document.php?action=exit_slideshow&curdirpath='.$pathurl.'">'.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
-$actions .= '<a href="slideshow.php?curdirpath='.$pathurl.'">'.Display::return_icon('slideshow.png',get_lang('BackTo').' '.get_lang('SlideShow'),'',ICON_SIZE_MEDIUM).'</a>';
+$actions = '<a href="document.php?action=exit_slideshow&curdirpath='.$pathurl.'">'.Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'), '', ICON_SIZE_MEDIUM).'</a>';
+$actions .= '<a href="slideshow.php?curdirpath='.$pathurl.'">'.Display::return_icon('slideshow.png', get_lang('BackTo').' '.get_lang('SlideShow'), '', ICON_SIZE_MEDIUM).'</a>';
 Display::toolbarAction('toolbar-slideshow', $content)
 ?>
 <div class="panel panel-default">
@@ -79,7 +79,7 @@ 
                     }
 		?>>
             </label>
-            <?php echo '<b>'. get_lang('NoResizing') . '</b>, ' . get_lang('NoResizingComment') ;?>
+            <?php echo '<b>'.get_lang('NoResizing').'</b>, '.get_lang('NoResizingComment'); ?>
         </div>
         <div class="radio">
             <label>
@@ -89,7 +89,7 @@ 
                         }
 		?>>
             </label>
-            <?php echo '<b>'. get_lang('ResizingAuto') . '</b>, ' . get_lang('ResizingAutoComment');?>
+            <?php echo '<b>'.get_lang('ResizingAuto').'</b>, '.get_lang('ResizingAutoComment'); ?>
 	</div>
 	<div class="radio">
             <label>
@@ -101,7 +101,7 @@ 
                     }
 		?>>
             </label>
-            <?php echo '<b>'. get_lang('Resizing') . '</b>, ' . get_lang('ResizingComment'); ?>
+            <?php echo '<b>'.get_lang('Resizing').'</b>, '.get_lang('ResizingComment'); ?>
 	</div>
         <div class="form-group">
             <label class="col-sm-1 control-label"><?php echo get_lang('Width'); ?></label>

main/document/exit_pixlr.php

Spacing +3 added lines, -3 removed lines

@@ -23,13 +23,13 @@
 unset($_SESSION['whereami']);
 unset($_SESSION['temp_realpath_image']);
 
-if (!isset($_SESSION['exit_pixlr'])){
-	$location=api_get_path(WEB_CODE_PATH).'document/document.php';
+if (!isset($_SESSION['exit_pixlr'])) {
+	$location = api_get_path(WEB_CODE_PATH).'document/document.php';
 	echo '<script>window.parent.location.href="'.$location.'"</script>';
 	api_not_allowed(true);
 } else {
 	echo '<div align="center" style="padding-top:150; font-family:Arial, Helvetica, Sans-serif;font-size:25px;color:#aaa;font-weight:bold;">'.get_lang('PleaseStandBy').'</div>';
-	$location=api_get_path(WEB_CODE_PATH).'document/document.php?id='.Security::remove_XSS($_SESSION['exit_pixlr']);
+	$location = api_get_path(WEB_CODE_PATH).'document/document.php?id='.Security::remove_XSS($_SESSION['exit_pixlr']);
 	echo '<script>window.parent.location.href="'.$location.'"</script>';
 	unset($_SESSION['exit_pixlr']);
 }

main/document/slideshow.inc.php

Spacing +1 added lines, -1 removed lines

@@ -36,7 +36,7 @@
 function resize_image($image, $target_width, $target_height, $slideshow = 0) {
 	// Modifications by Ivan Tcholakov, 04-MAY-2009.
 	$result = array();
-	if ( (isset($_SESSION['image_resizing']) && $_SESSION['image_resizing']== 'resizing') or $slideshow == 1) {
+	if ((isset($_SESSION['image_resizing']) && $_SESSION['image_resizing'] == 'resizing') or $slideshow == 1) {
 		$new_sizes = api_resize_image($image, $target_width, $target_height);
 		$result[] = $new_sizes['height'];
 		$result[] = $new_sizes['width'];

main/document/document_quota.php

Spacing +13 added lines, -13 removed lines

@@ -32,11 +32,11 @@ 
 $session = array();
 $user_name = $user_info['complete_name'];
 
-$course_list = SessionManager::get_course_list_by_session_id ($session_id);
+$course_list = SessionManager::get_course_list_by_session_id($session_id);
 $session_list = SessionManager::get_session_by_course($course_id);
 $total_quota_bytes = DocumentManager::get_course_quota();
-$quota_bytes = DocumentManager::documents_total_space($course_id, 0 , 0);
-$quota_percentage = round($quota_bytes/$total_quota_bytes, 2)*100;
+$quota_bytes = DocumentManager::documents_total_space($course_id, 0, 0);
+$quota_percentage = round($quota_bytes / $total_quota_bytes, 2) * 100;
 
 $session[] = array(get_lang('Course').' ('.format_file_size($quota_bytes).')', $quota_percentage);
 
@@ -46,11 +46,11 @@ 
     foreach ($session_list as $session_data) {
         $quota_percentage = 0;
         $quota_bytes = intval(DocumentManager::documents_total_space($course_id, null, $session_data['id']));
-        if (!empty($quota_bytes))  {
-            $quota_percentage = round($quota_bytes/$total_quota_bytes, 2)*100;
+        if (!empty($quota_bytes)) {
+            $quota_percentage = round($quota_bytes / $total_quota_bytes, 2) * 100;
         }
         if ($session_id == $session_data['id']) {
-            $session_data['name'] = $session_data['name'] . ' * ';
+            $session_data['name'] = $session_data['name'].' * ';
         }
         $used_quota_bytes += $quota_bytes;
         $session[] = array(
@@ -66,11 +66,11 @@ 
         $quota_percentage = 0;
         $my_group_id = $group_data['id'];
         $quota_bytes = intval(DocumentManager::documents_total_space($course_id, $my_group_id, 0));
-        if (!empty($quota_bytes))  {
-            $quota_percentage = round($quota_bytes/$total_quota_bytes, 2)*100;
+        if (!empty($quota_bytes)) {
+            $quota_percentage = round($quota_bytes / $total_quota_bytes, 2) * 100;
         }
         if ($group_id == $my_group_id) {
-            $group_data['name'] = $group_data['name'] . ' * ';
+            $group_data['name'] = $group_data['name'].' * ';
         }
         $used_quota_bytes += $quota_bytes;
         $session[] = array(addslashes(get_lang('Group').': '.$group_data['name']).' ('.format_file_size($quota_bytes).')', $quota_percentage);
@@ -85,7 +85,7 @@ 
         }
     }
     if ($quota_bytes != 0) {
-       $quota_percentage = round($quota_bytes/$total_quota_bytes, 2)*100;
+       $quota_percentage = round($quota_bytes / $total_quota_bytes, 2) * 100;
     }
 
     $session[] = array(addslashes(get_lang('Teacher').': '.$user_name).' ('.format_file_size($quota_bytes).')', $quota_percentage);
@@ -98,15 +98,15 @@ 
                 $total_quota_bytes += DocumentManager::get_course_quota($course_data['id']);
             }
             if ($quota_bytes != 0) {
-                $quota_percentage = round($quota_bytes/$total_quota_bytes, 2)*100;
+                $quota_percentage = round($quota_bytes / $total_quota_bytes, 2) * 100;
             }
         }
-        $session[] = array(addslashes(sprintf(get_lang('TeacherXInSession'),$user_name)), $quota_percentage);
+        $session[] = array(addslashes(sprintf(get_lang('TeacherXInSession'), $user_name)), $quota_percentage);
 
    }
 }
 
-$quota_percentage = round(($total_quota_bytes - $used_quota_bytes)/$total_quota_bytes, 2)*100;
+$quota_percentage = round(($total_quota_bytes - $used_quota_bytes) / $total_quota_bytes, 2) * 100;
 $session[] = array(addslashes(get_lang('ShowCourseQuotaUse')).' ('.format_file_size($total_quota_bytes - $used_quota_bytes).') ', $quota_percentage);
 $quota_data = json_encode($session);