chamilo / chamilo-lms

main/document/show_content.php

Spacing +2 added lines, -2 removed lines

@@ -90,7 +90,7 @@ 
 $file_url_web = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document'.$header_file.'?'.api_get_cidreq();
 $pathinfo = pathinfo($header_file);
 
-if ($pathinfo['extension']=='wav' && preg_match('/_chnano_.wav/i', $file_url_web) && api_get_setting('enable_nanogong') == 'true'){
+if ($pathinfo['extension'] == 'wav' && preg_match('/_chnano_.wav/i', $file_url_web) && api_get_setting('enable_nanogong') == 'true') {
 	echo '<div align="center">';
 		echo '<br/>';
 		echo '<applet id="applet" archive="../inc/lib/nanogong/nanogong.jar" code="gong.NanoGong" width="160" height="95" >';
@@ -101,6 +101,6 @@ 
 		echo '</applet>';
 	echo '</div>';
 } else {
-	if ($pathinfo['extension']=='swf') { $width='83%'; $height='83%';} else {$width='100%'; $height='100%';}
+	if ($pathinfo['extension'] == 'swf') { $width = '83%'; $height = '83%'; } else {$width = '100%'; $height = '100%'; }
 	echo '<iframe border="0" frameborder="0" scrolling="no" style="width:'.$width.'; height:'.$height.';background-color:#ffffff;" id="mainFrame" name="mainFrame" src="'.$file_url_web.'?'.api_get_cidreq().'&amp;rand='.mt_rand(1, 1000).'"></iframe>';
 }

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/record_audio.php

Spacing +6 added lines, -6 removed lines

@@ -69,7 +69,7 @@ 
 }
 
 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'));
 	$group = GroupManager :: get_group_properties($groupId);
 	$path = explode('/', $dir);
 	if ('/'.$path[1] != $group['directory']) {
@@ -84,7 +84,7 @@ 
 }
 
 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) {
@@ -117,7 +117,7 @@ 
 Display :: display_header($nameTools, 'Doc');
 
 echo '<div class="actions">';
-		echo '<a href="document.php?'.api_get_cidreq().'&id='.$document_id.'">'.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
+		echo '<a href="document.php?'.api_get_cidreq().'&id='.$document_id.'">'.Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'), '', ICON_SIZE_MEDIUM).'</a>';
 echo '</div>';
 
 ?>
@@ -175,7 +175,7 @@ 
 <?php
 
 echo '<div align="center">';
-Display::display_icon('microphone.png', get_lang('PressRecordButton'),'','128');
+Display::display_icon('microphone.png', get_lang('PressRecordButton'), '', '128');
 echo '<br/>';
 echo '<applet id="nanogong" archive="'.api_get_path(WEB_LIBRARY_PATH).'nanogong/nanogong.jar" code="gong.NanoGong" width="250" height="95" ALIGN="middle">';
 	//echo '<param name="ShowRecordButton" value="false" />'; // default true
@@ -186,7 +186,7 @@ 
 	//echo '<param name="Color" value="#C0E0FF" />'; // default #FFFFFF
 	//echo '<param name="StartTime" value="10.5" />';
 	//echo '<param name="EndTime" value="65" />';
-	echo '<param name="AudioFormat" value="ImaADPCM" />';// ImaADPCM (more speed), Speex (more compression)|(default Speex)
+	echo '<param name="AudioFormat" value="ImaADPCM" />'; // ImaADPCM (more speed), Speex (more compression)|(default Speex)
 	//echo '<param name="SamplingRate" value="32000" />';//Quality for ImaADPCM (low 8000, medium 11025, normal 22050, hight 44100) OR Quality for Speex (low 8000, medium 16000, normal 32000, hight 44100) | (default 44100)
 	//echo '<param name="MaxDuration" value="60" />';
 	//echo '<param name="SoundFileURL" value="http://somewhere.com/mysoundfile.wav" />';//load a file |(default "")

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/remote.php

Spacing +14 added lines, -14 removed lines

@@ -15,11 +15,11 @@ 
 /* FIX for IE cache when using https */
 session_cache_limiter('none');
 /*==== DEBUG ====*/
-$debug=0;
-if ($debug>0) {
+$debug = 0;
+if ($debug > 0) {
     // dump the request
     $v = array_keys(get_defined_vars());
-    error_log(var_export($v, true),3, '/tmp/log');
+    error_log(var_export($v, true), 3, '/tmp/log');
     foreach (array_keys(get_defined_vars()) as $k) {
         if ($k == 'GLOBALS') {
             continue;
@@ -33,9 +33,9 @@ 
 api_block_anonymous_users();
 /*==== Variables initialisation ====*/
 $action = $_REQUEST['action']; //safe as only used in if()'s
-$seek = array('/','%2F','..');
-$destroy = array('','','');
-$cidReq = str_replace($seek,$destroy,$_REQUEST["cidReq"]);
+$seek = array('/', '%2F', '..');
+$destroy = array('', '', '');
+$cidReq = str_replace($seek, $destroy, $_REQUEST["cidReq"]);
 $cidReq = Security::remove_XSS($cidReq);
 $user_id = api_get_user_id();
 $coursePath = api_get_path(SYS_COURSE_PATH).$cidReq.'/document';
@@ -44,27 +44,27 @@ 
 // stupid variable initialisation for old version of DocumentManager functions.
 $_course['path'] = $_course['directory'];
 $is_manager = (CourseManager::get_user_in_course_status($user_id, $cidReq) == COURSEMANAGER);
-if ($debug>0) { error_log($coursePath, 0); }
+if ($debug > 0) { error_log($coursePath, 0); }
 // FIXME: check security around $_REQUEST["cwd"]
 $cwd = $_REQUEST['cwd'];
 // treat /..
 $nParent = 0; // the number of /.. into the url
 while (substr($cwd, -3, 3) == '/..') {
     // go to parent directory
-    $cwd= substr($cwd, 0, -3);
-    if (strlen($cwd) == 0) { $cwd='/'; }
+    $cwd = substr($cwd, 0, -3);
+    if (strlen($cwd) == 0) { $cwd = '/'; }
     $nParent++;
 }
-for (;$nParent >0; $nParent--) {
-    $cwd = (strrpos($cwd,'/')>-1 ? substr($cwd, 0, strrpos($cwd,'/')) : $cwd);
+for (;$nParent > 0; $nParent--) {
+    $cwd = (strrpos($cwd, '/') > -1 ? substr($cwd, 0, strrpos($cwd, '/')) : $cwd);
 }
-if (strlen($cwd) == 0) { $cwd='/'; }
-if (Security::check_abs_path($cwd,api_get_path(SYS_PATH))) {
+if (strlen($cwd) == 0) { $cwd = '/'; }
+if (Security::check_abs_path($cwd, api_get_path(SYS_PATH))) {
     die();
 }
 if ($action == 'list') {
     /*==== List files ====*/
-    if ($debug>0) { error_log("sending file list",0); }
+    if ($debug > 0) { error_log("sending file list", 0); }
 
     // get files list
     $files = DocumentManager::get_all_document_data($_course, $cwd, 0, NULL, false);

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/create_paint.php

Spacing +27 added lines, -27 removed lines

@@ -39,11 +39,11 @@ 
 $is_allowed_to_edit = api_is_allowed_to_edit(null, true);
 
 //path for pixlr save
-$_SESSION['paint_dir']=Security::remove_XSS($dir);
-if ($_SESSION['paint_dir']=='/'){
-	$_SESSION['paint_dir']='';
+$_SESSION['paint_dir'] = Security::remove_XSS($dir);
+if ($_SESSION['paint_dir'] == '/') {
+	$_SESSION['paint_dir'] = '';
 }
-$_SESSION['paint_file']=get_lang('NewImage');
+$_SESSION['paint_file'] = get_lang('NewImage');
 
 // Please, do not modify this dirname formatting
 
@@ -73,7 +73,7 @@ 
 $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);
@@ -82,14 +82,14 @@ 
 	}
 }
 
-$interbreadcrumb[] = array ("url" => "./document.php?curdirpath=".urlencode($dir)."&".api_get_cidreq(), "name" => get_lang('Documents'));
+$interbreadcrumb[] = array("url" => "./document.php?curdirpath=".urlencode($dir)."&".api_get_cidreq(), "name" => get_lang('Documents'));
 
 if (!$is_allowed_in_course) {
 	api_not_allowed(true);
 }
 
 if (!($is_allowed_to_edit || $_SESSION['group_member_with_upload_rights'] ||
-	DocumentManager::is_my_shared_folder($_user['user_id'], Security::remove_XSS($dir),api_get_session_id()))) {
+	DocumentManager::is_my_shared_folder($_user['user_id'], Security::remove_XSS($dir), api_get_session_id()))) {
 	api_not_allowed(true);
 }
 
@@ -107,7 +107,7 @@ 
 if (empty($document_data['parents'])) {
 	$interbreadcrumb[] = array('url' => '#', 'name' => $document_data['title']);
 } else {
-	foreach($document_data['parents'] as $document_sub_data) {
+	foreach ($document_data['parents'] as $document_sub_data) {
 		$interbreadcrumb[] = array('url' => $document_sub_data['document_url'], 'name' => $document_sub_data['title']);
 	}
 }
@@ -115,32 +115,32 @@ 
 
 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>';
 
 ///pixlr
 // max size 1 Mb ??
-$title = urlencode(utf8_encode(get_lang('NewImage')));//TODO:check
+$title = urlencode(utf8_encode(get_lang('NewImage'))); //TODO:check
 //
-$image = api_get_path(WEB_IMG_PATH) . 'canvas1024x768.png';
+$image = api_get_path(WEB_IMG_PATH).'canvas1024x768.png';
 //
 $pixlr_code_translation_table = array('' => 'en', 'pt' => 'pt-Pt', 'sr' => 'sr_latn');
-$langpixlr  = api_get_language_isocode();
+$langpixlr = api_get_language_isocode();
 $langpixlr = isset($pixlr_code_translation_table[$langpixlr]) ? $pixlredit_code_translation_table[$langpixlr] : $langpixlr;
-$loc=$langpixlr;// deprecated ?? TODO:check pixlr read user browser
-
-$exit_path=api_get_path(WEB_CODE_PATH).'document/exit_pixlr.php';
-$_SESSION['exit_pixlr']=$document_data['path'];
-$referrer="Chamilo";
-$target_path=api_get_path(WEB_CODE_PATH).'document/save_pixlr.php';
-$target=$target_path;
-$locktarget="true";
-$locktitle="false";
-
-if ($_SERVER['HTTP_HOST']=="localhost") {
-	$path_and_file= api_get_path(SYS_SERVER_ROOT_PATH).'/crossdomain.xml';
+$loc = $langpixlr; // deprecated ?? TODO:check pixlr read user browser
+
+$exit_path = api_get_path(WEB_CODE_PATH).'document/exit_pixlr.php';
+$_SESSION['exit_pixlr'] = $document_data['path'];
+$referrer = "Chamilo";
+$target_path = api_get_path(WEB_CODE_PATH).'document/save_pixlr.php';
+$target = $target_path;
+$locktarget = "true";
+$locktitle = "false";
+
+if ($_SERVER['HTTP_HOST'] == "localhost") {
+	$path_and_file = api_get_path(SYS_SERVER_ROOT_PATH).'/crossdomain.xml';
 	if (!file_exists($path_and_file)) {
-		$crossdomain='<?xml version="1.0"?>
+		$crossdomain = '<?xml version="1.0"?>
 			<!DOCTYPE cross-domain-policy SYSTEM "http://www.adobe.com/xml/dtds/cross-domain-policy.dtd">
 			<cross-domain-policy>
 				<allow-access-from domain="cdn.pixlr.com" />
@@ -149,9 +149,9 @@ 
 			</cross-domain-policy>';//more open domain="*"
 		@file_put_contents($path_and_file, $crossdomain);
 	}
-	$credentials="true";
+	$credentials = "true";
 } else {
-	$credentials="false";
+	$credentials = "false";
 }
 $pixlr_url = api_get_protocol().'://pixlr.com/editor/?title='.$title.'&image='.$image.'&loc='.$loc.'&referrer='.$referrer.'&target='.$target.'&exit='.$exit_path.'&locktarget='.$locktarget.'&locktitle='.$locktitle.'&credentials='.$credentials;
 ?>

main/document/showinframes.php

Spacing +11 added lines, -11 removed lines

@@ -148,8 +148,8 @@ 
         );
     }
 } else {
-    foreach($document_data['parents'] as $document_sub_data) {
-        if (!isset($_GET['createdir']) && $document_sub_data['id'] ==  $document_data['id']) {
+    foreach ($document_data['parents'] as $document_sub_data) {
+        if (!isset($_GET['createdir']) && $document_sub_data['id'] == $document_data['id']) {
             $document_sub_data['document_url'] = '#';
         }
         $interbreadcrumb[] = array(
@@ -179,7 +179,7 @@ 
 }
 $js_glossary_in_documents = '';
 
-$js_glossary_in_documents =	'
+$js_glossary_in_documents = '
   $.frameReady(function(){
    //  $("<div>I am a div courses</div>").prependTo("body");
   }, "top.mainFrame",
@@ -199,7 +199,7 @@ 
 // PDF should be displayed with viewerJS
 $web_odf_supported_files[] = 'pdf';
 if (in_array(strtolower($pathinfo['extension']), $web_odf_supported_files)) {
-    $show_web_odf  = true;
+    $show_web_odf = true;
     /*
     $htmlHeadXtra[] = api_get_js('webodf/webodf.js');
     $htmlHeadXtra[] = api_get_css(api_get_path(WEB_LIBRARY_PATH).'javascript/webodf/webodf.css');
@@ -242,7 +242,7 @@ 
     $htmlHeadXtra[] = api_get_js('highlight/highlight.pack.js');
     $htmlHeadXtra[] = api_get_css(api_get_path(WEB_CSS_PATH).'chat.css');
     $htmlHeadXtra[] = api_get_css(
-        api_get_path(WEB_LIBRARY_PATH) . 'javascript/highlight/styles/github.css'
+        api_get_path(WEB_LIBRARY_PATH).'javascript/highlight/styles/github.css'
     );
     $htmlHeadXtra[] = '
     <script>
@@ -253,7 +253,7 @@ 
 $execute_iframe = true;
 if ($jplayer_supported) {
     $extension = api_strtolower($pathinfo['extension']);
-    if ($extension == 'mp4')  {
+    if ($extension == 'mp4') {
         $extension = 'm4v';
     }
     $js_path = api_get_path(WEB_LIBRARY_PATH).'javascript/';
@@ -294,12 +294,12 @@ 
     $execute_iframe = false;
 }
 
-$is_freemind_available = $pathinfo['extension']=='mm' && api_get_setting('enable_freemind') == 'true';
+$is_freemind_available = $pathinfo['extension'] == 'mm' && api_get_setting('enable_freemind') == 'true';
 if ($is_freemind_available) {
     $execute_iframe = false;
 }
 
-$is_nanogong_available = $pathinfo['extension']=='wav' && preg_match('/_chnano_.wav/i', $file_url_web) && api_get_setting('enable_nanogong') == 'true';
+$is_nanogong_available = $pathinfo['extension'] == 'wav' && preg_match('/_chnano_.wav/i', $file_url_web) && api_get_setting('enable_nanogong') == 'true';
 if ($is_nanogong_available) {
     $execute_iframe = false;
 }
@@ -339,20 +339,20 @@ 
 $file_url_web = $file_url.'?'.api_get_cidreq();
 
 if (!$is_nanogong_available) {
-    if (in_array(strtolower($pathinfo['extension']) , array('html', "htm"))) {
+    if (in_array(strtolower($pathinfo['extension']), array('html', "htm"))) {
         echo '<a class="btn btn-default" href="'.$file_url_web.'" target="_blank">'.get_lang('CutPasteLink').'</a>';
     }
 }
 
 if ($show_web_odf) {
     $browser = api_get_navigator();
-    $pdfUrl = api_get_path(WEB_LIBRARY_PATH) . 'javascript/ViewerJS/index.html#' . $file_url;
+    $pdfUrl = api_get_path(WEB_LIBRARY_PATH).'javascript/ViewerJS/index.html#'.$file_url;
     if ($browser['name'] == 'Mozilla' && preg_match('|.*\.pdf|i', $header_file)) {
         $pdfUrl = $file_url;
     }
     echo '<div id="viewerJS">';
     echo '<iframe id="viewerJSContent" frameborder="0" allowfullscreen="allowfullscreen" webkitallowfullscreen style="width:100%;"
-            src="' . $pdfUrl. '">
+            src="' . $pdfUrl.'">
         </iframe>';
     echo '</div>';
 } else {

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);