chamilo / chamilo-lms

main/webservices/example_fill_users_fields.php

Spacing +1 added lines, -1 removed lines

@@ -21,7 +21,7 @@
 $tuserfv = Database::get_main_table(TABLE_EXTRA_FIELD_VALUES);
 $sql = "SELECT user_id, username FROM $tuser ORDER BY user_id";
 $res = Database::query($sql);
-while($row = Database::fetch_array($res)) {
+while ($row = Database::fetch_array($res)) {
   $sql2 = "INSERT INTO $tuserfv (item_id, field_id, value)
            VALUES (".$row['user_id'].", 11,'".$row['username']."')";
   $res2 = Database::query($sql2);

main/calendar/ical_export.php

Spacing +29 added lines, -29 removed lines

@@ -43,15 +43,15 @@ 
 $event = $agenda->get_event($id);
 
 if (!empty($event)) {
-	define('ICAL_LANG',api_get_language_isocode());
+	define('ICAL_LANG', api_get_language_isocode());
 
     $ical = new vcalendar();
-    $ical->setConfig('unique_id',api_get_path(WEB_PATH));
-    $ical->setProperty( 'method', 'PUBLISH' );
-    $ical->setConfig('url',api_get_path(WEB_PATH));
+    $ical->setConfig('unique_id', api_get_path(WEB_PATH));
+    $ical->setProperty('method', 'PUBLISH');
+    $ical->setConfig('url', api_get_path(WEB_PATH));
     $vevent = new vevent();
 
-    switch($_GET['class']) {
+    switch ($_GET['class']) {
         case 'public':
             $vevent->setClass('PUBLIC');
             break;
@@ -69,44 +69,44 @@ 
     $event['start_date'] = api_get_local_time($event['start_date']);
     $event['end_date'] = api_get_local_time($event['end_date']);
 
-    switch($type) {
+    switch ($type) {
         case 'personal':
         case 'platform':
-            $vevent->setProperty( 'summary', api_convert_encoding($event['title'],'UTF-8', $charset));
-            if(empty($event['start_date'])){header('location:'.Security::remove_XSS($_SERVER['HTTP_REFERER']));}
-            list($y,$m,$d,$h,$M,$s) = preg_split('/[\s:-]/',$event['start_date']);
-            $vevent->setProperty('dtstart',array('year'=>$y,'month'=>$m,'day'=>$d,'hour'=>$h,'min'=>$M,'sec'=>$s));
-            if(empty($event['end_date'])) {
-                $y2=$y;$m2=$m;$d2=$d;$h2=$h;$M2=$M+15;$s2=$s;
-                if($M2>60){$M2=$M2-60;$h2+=1;}
+            $vevent->setProperty('summary', api_convert_encoding($event['title'], 'UTF-8', $charset));
+            if (empty($event['start_date'])) {header('location:'.Security::remove_XSS($_SERVER['HTTP_REFERER'])); }
+            list($y, $m, $d, $h, $M, $s) = preg_split('/[\s:-]/', $event['start_date']);
+            $vevent->setProperty('dtstart', array('year'=>$y, 'month'=>$m, 'day'=>$d, 'hour'=>$h, 'min'=>$M, 'sec'=>$s));
+            if (empty($event['end_date'])) {
+                $y2 = $y; $m2 = $m; $d2 = $d; $h2 = $h; $M2 = $M + 15; $s2 = $s;
+                if ($M2 > 60) {$M2 = $M2 - 60; $h2 += 1; }
             } else {
-                list($y2,$m2,$d2,$h2,$M2,$s2) = preg_split('/[\s:-]/',$event['end_date']);
+                list($y2, $m2, $d2, $h2, $M2, $s2) = preg_split('/[\s:-]/', $event['end_date']);
             }
-            $vevent->setProperty('dtend',array('year'=>$y2,'month'=>$m2,'day'=>$d2,'hour'=>$h2,'min'=>$M2,'sec'=>$s2));
+            $vevent->setProperty('dtend', array('year'=>$y2, 'month'=>$m2, 'day'=>$d2, 'hour'=>$h2, 'min'=>$M2, 'sec'=>$s2));
             //$vevent->setProperty( 'LOCATION', get_lang('Unknown') ); // property name - case independent
-            $vevent->setProperty( 'description', api_convert_encoding($event['description'],'UTF-8',$charset));
+            $vevent->setProperty('description', api_convert_encoding($event['description'], 'UTF-8', $charset));
             //$vevent->setProperty( 'comment', 'This is a comment' );
             //$user = api_get_user_info($event['user']);
             //$vevent->setProperty('organizer',$user['mail']);
             //$vevent->setProperty('attendee',$user['mail']);
             //$vevent->setProperty( 'rrule', array( 'FREQ' => 'WEEKLY', 'count' => 4));// occurs also four next weeks
-            $ical->setConfig('filename',$y.$m.$d.$h.$M.$s.'-'.rand(1,1000).'.ics');
-            $ical->setComponent ($vevent); // add event to calendar
+            $ical->setConfig('filename', $y.$m.$d.$h.$M.$s.'-'.rand(1, 1000).'.ics');
+            $ical->setComponent($vevent); // add event to calendar
             $ical->returnCalendar();
             break;
         case 'course':
-            $vevent->setProperty( 'summary', api_convert_encoding($event['title'],'UTF-8',$charset));
-            if(empty($event['start_date'])){header('location:'.Security::remove_XSS($_SERVER['HTTP_REFERER']));}
-            list($y,$m,$d,$h,$M,$s) = preg_split('/[\s:-]/',$event['start_date']);
-            $vevent->setProperty('dtstart',array('year'=>$y,'month'=>$m,'day'=>$d,'hour'=>$h,'min'=>$M,'sec'=>$s));
+            $vevent->setProperty('summary', api_convert_encoding($event['title'], 'UTF-8', $charset));
+            if (empty($event['start_date'])) {header('location:'.Security::remove_XSS($_SERVER['HTTP_REFERER'])); }
+            list($y, $m, $d, $h, $M, $s) = preg_split('/[\s:-]/', $event['start_date']);
+            $vevent->setProperty('dtstart', array('year'=>$y, 'month'=>$m, 'day'=>$d, 'hour'=>$h, 'min'=>$M, 'sec'=>$s));
             if (empty($event['end_date'])) {
-                $y2=$y;$m2=$m;$d2=$d;$h2=$h;$M2=$M+15;$s2=$s;
-                if($M2>60){$M2=$M2-60;$h2+=1;}
+                $y2 = $y; $m2 = $m; $d2 = $d; $h2 = $h; $M2 = $M + 15; $s2 = $s;
+                if ($M2 > 60) {$M2 = $M2 - 60; $h2 += 1; }
             } else {
-                list($y2,$m2,$d2,$h2,$M2,$s2) = preg_split('/[\s:-]/',$event['end_date']);
+                list($y2, $m2, $d2, $h2, $M2, $s2) = preg_split('/[\s:-]/', $event['end_date']);
             }
-            $vevent->setProperty('dtend',array('year'=>$y2,'month'=>$m2,'day'=>$d2,'hour'=>$h2,'min'=>$M2,'sec'=>$s2));
-            $vevent->setProperty( 'description', api_convert_encoding($event['description'],'UTF-8',$charset));
+            $vevent->setProperty('dtend', array('year'=>$y2, 'month'=>$m2, 'day'=>$d2, 'hour'=>$h2, 'min'=>$M2, 'sec'=>$s2));
+            $vevent->setProperty('description', api_convert_encoding($event['description'], 'UTF-8', $charset));
             //$vevent->setProperty( 'comment', 'This is a comment' );
             //$user = api_get_user_info($event['user']);
             //$vevent->setProperty('organizer',$user['mail']);
@@ -120,8 +120,8 @@ 
                 $vevent->setProperty('rrule',array('FREQ'=>$freq,'UNTIL'=>array('year'=>$e_y,'month'=>$e_m,'day'=>$e_d),'INTERVAL'=>'1'));
             }*/
             //$vevent->setProperty( 'rrule', array( 'FREQ' => 'WEEKLY', 'count' => 4));// occurs also four next weeks
-            $ical->setConfig('filename',$y.$m.$d.$h.$M.$s.'-'.rand(1,1000).'.ics');
-            $ical->setComponent ($vevent); // add event to calendar
+            $ical->setConfig('filename', $y.$m.$d.$h.$M.$s.'-'.rand(1, 1000).'.ics');
+            $ical->setComponent($vevent); // add event to calendar
             $ical->returnCalendar();
             break;
         default:

main/calendar/agenda_js.php

Spacing +1 added lines, -1 removed lines

@@ -36,7 +36,7 @@
 if (isset($_REQUEST['cidReq']) && !empty($_REQUEST['cidReq'])) {
     if ($_REQUEST['cidReq'] == -1) {
         // When is out of the course tool (e.g My agenda)
-        header('Location: ' . api_get_self());
+        header('Location: '.api_get_self());
         exit;
     } else {
         $type = 'course';

main/calendar/agenda_list.php

Spacing +4 added lines, -4 removed lines

@@ -7,7 +7,7 @@ 
 require_once '../inc/global.inc.php';
 
 $interbreadcrumb[] = array(
-    'url' => api_get_path(WEB_CODE_PATH) . "calendar/agenda_js.php",
+    'url' => api_get_path(WEB_CODE_PATH)."calendar/agenda_js.php",
     'name' => get_lang('Agenda')
 );
 
@@ -29,7 +29,7 @@ 
 
 if (!empty($currentCourseId) && $currentCourseId != -1) {
     // Agenda is inside a course tool
-    $url = api_get_self() . '?' . api_get_cidreq();
+    $url = api_get_self().'?'.api_get_cidreq();
     $this_section = SECTION_COURSES;
 } else {
     // Agenda is out of the course tool (e.g personal agenda)
@@ -45,7 +45,7 @@ 
     if (!empty($events)) {
         foreach ($events as &$event) {
             $courseId = isset($event['course_id']) ? $event['course_id'] : '';
-            $event['url'] = api_get_self() . '?cid=' . $courseId . '&type=' . $event['type'];
+            $event['url'] = api_get_self().'?cid='.$courseId.'&type='.$event['type'];
         }
     }
 }
@@ -76,7 +76,7 @@ 
                 // personal and admin do not have visibility property
             }
         }
-        header('Location: '. api_get_self());
+        header('Location: '.api_get_self());
         exit;
     }
 }

main/document/record_audio_wami.php

Spacing +7 added lines, -7 removed lines

@@ -33,9 +33,9 @@ 
 $dir = $document_data['path'];
 
 //make some vars
-$wamidir=$dir;
-if($wamidir=="/"){
- $wamidir="";
+$wamidir = $dir;
+if ($wamidir == "/") {
+ $wamidir = "";
 }
 $wamiurlplay = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document'.$wamidir."/";
 $groupId = api_get_group_id();
@@ -69,7 +69,7 @@ 
 
 //groups //TODO: clean
 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);
@@ -85,7 +85,7 @@ 
 }
 
 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);
 }
 
@@ -103,7 +103,7 @@ 
 // 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) {
@@ -121,7 +121,7 @@ 
 
 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>';
+		echo '<a href="document.php?id='.$document_id.'">'.Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'), '', ICON_SIZE_MEDIUM).'</a>';
 echo '</div>';
 ?>
 <!-- swfobject is a commonly used library to embed Flash content https://ajax.googleapis.com/ajax/libs/swfobject/2.2/ -->

main/document/download_scorm.php

Spacing +1 added lines, -1 removed lines

@@ -41,7 +41,7 @@
 
 $doc_url = str_replace(array('../', '\\..', '\\0', '..\\'), array('', '', '', ''), $doc_url); //echo $doc_url;
 
-if (strpos($doc_url,'../') OR strpos($doc_url,'/..')) {
+if (strpos($doc_url, '../') OR strpos($doc_url, '/..')) {
     $doc_url = '';
 }
 

main/document/edit_odf.php

Spacing +3 added lines, -3 removed lines

@@ -34,7 +34,7 @@ 
 $web_odf_supported_files = DocumentManager::get_web_odf_extension_list();
 
 if (in_array(strtolower($pathinfo['extension']), $web_odf_supported_files)) {
-    $show_web_odf  = true;
+    $show_web_odf = true;
 }
 
 $file_url_web = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document'.$header_file;
@@ -85,8 +85,8 @@ 
 echo Display::display_header('');
 
 echo '<div class="actions">';
-echo '<a href="document.php?id='.$parent_id.'">'.Display::return_icon('back.png',get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
-echo '<a href="edit_document.php?'.api_get_cidreq().'&id='.$document_id.$req_gid.'&origin=editodf">'.Display::return_icon('edit.png',get_lang('Rename').'/'.get_lang('Comments'),'',ICON_SIZE_MEDIUM).'</a>';
+echo '<a href="document.php?id='.$parent_id.'">'.Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'), '', ICON_SIZE_MEDIUM).'</a>';
+echo '<a href="edit_document.php?'.api_get_cidreq().'&id='.$document_id.$req_gid.'&origin=editodf">'.Display::return_icon('edit.png', get_lang('Rename').'/'.get_lang('Comments'), '', ICON_SIZE_MEDIUM).'</a>';
 echo '</div>';
 
 // echo '<div id="odf"></div>';

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/edit_document.php

Spacing +20 added lines, -20 removed lines

@@ -125,7 +125,7 @@ 
 }
 
 $editorConfig = array(
-    'ToolbarSet' => (api_is_allowed_to_edit(null, true) ? 'Documents' :'DocumentsStudent'),
+    'ToolbarSet' => (api_is_allowed_to_edit(null, true) ? 'Documents' : 'DocumentsStudent'),
     'Width' => '100%',
     'Height' => '400',
     'cols-size' => [2, 10, 0],
@@ -144,7 +144,7 @@ 
     $editorConfig['BaseHref']             = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document'.$dir;
 }
 
-$is_allowed_to_edit = api_is_allowed_to_edit(null, true) || $_SESSION['group_member_with_upload_rights']||
+$is_allowed_to_edit = api_is_allowed_to_edit(null, true) || $_SESSION['group_member_with_upload_rights'] ||
 	DocumentManager::is_my_shared_folder(api_get_user_id(), $dir, $sessionId);
 $noPHP_SELF = true;
 
@@ -168,14 +168,14 @@ 
         "name" => get_lang('Documents'),
     );
 } else {
-    $interbreadcrumb[]= array('url' => '../gradebook/'.$_SESSION['gradebook_dest'], 'name' => get_lang('Gradebook'));
+    $interbreadcrumb[] = array('url' => '../gradebook/'.$_SESSION['gradebook_dest'], 'name' => get_lang('Gradebook'));
 }
 
 // Interbreadcrumb for the current directory root path
 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 $document_sub_data) {
         if ($document_data['title'] == $document_sub_data['title']) {
             continue;
         }
@@ -359,7 +359,7 @@ 
 								$dir,
 								api_get_user_id()
 							);
-							header('Location: document.php?id=' . $document_data['parent_id'] . '&' . api_get_cidreq() . ($is_certificate_mode?'&curdirpath=/certificates&selectcat=1':''));
+							header('Location: document.php?id='.$document_data['parent_id'].'&'.api_get_cidreq().($is_certificate_mode ? '&curdirpath=/certificates&selectcat=1' : ''));
 							exit;
 						} else {
                             Display::addFlash(Display::return_message(get_lang('Impossible'), 'warning'));
@@ -402,7 +402,7 @@ 
 /*	Display user interface */
 
 // Display the header
-$nameTools = get_lang('EditDocument') . ': '.Security::remove_XSS($document_data['title']);
+$nameTools = get_lang('EditDocument').': '.Security::remove_XSS($document_data['title']);
 Display::display_header($nameTools, 'Doc');
 
 $document_info = api_get_item_property_info(
@@ -484,7 +484,7 @@ 
 	$form->addElement('textarea', 'comment', get_lang('Comment'), ['cols-size' => [2, 10, 0]]);
 
 	if ($owner_id == api_get_user_id() || api_is_platform_admin()) {
-		$checked =& $form->addElement('checkbox', 'readonly', null, get_lang('ReadOnly'));
+		$checked = & $form->addElement('checkbox', 'readonly', null, get_lang('ReadOnly'));
 		if ($readonly == 1) {
 			$checked->setChecked(true);
 		}
@@ -524,14 +524,14 @@ 
 		foreach ($all_information_by_create_certificate[0] as $info_value) {
 			$str_info .= $info_value.'<br/>';
 		}
-		$create_certificate=get_lang('CreateCertificateWithTags');
+		$create_certificate = get_lang('CreateCertificateWithTags');
 		Display::display_normal_message(
 			$create_certificate.': <br /><br />'.$str_info,
 			false
 		);
 	}
 
-	if ($extension=='svg' && !api_browser_support('svg') && api_get_setting('enabled_support_svg') == 'true'){
+	if ($extension == 'svg' && !api_browser_support('svg') && api_get_setting('enabled_support_svg') == 'true') {
 		Display::display_warning_message(get_lang('BrowserDontSupportsSVG'));
 	}
     echo '<div class="row" style="overflow:hidden">
@@ -584,7 +584,7 @@ 
 }
 
 //return button back to
-function show_return($document_id, $path, $call_from_tool='', $slide_id=0, $is_certificate_mode=false)
+function show_return($document_id, $path, $call_from_tool = '', $slide_id = 0, $is_certificate_mode = false)
 {
     global $parent_id;
 	echo '<div class="actions">';
@@ -592,26 +592,26 @@ 
     $url = api_get_path(WEB_CODE_PATH).'document/document.php?'.api_get_cidreq().'&id='.$parent_id;
 
 	if ($is_certificate_mode) {
-		echo '<a href="document.php?curdirpath='.Security::remove_XSS($_GET['curdirpath']).'&selectcat=' . Security::remove_XSS($_GET['selectcat']).'">'.
-            Display::return_icon('back.png',get_lang('Back').' '.get_lang('To').' '.get_lang('CertificateOverview'),'',ICON_SIZE_MEDIUM).'</a>';
-	} elseif($call_from_tool=='slideshow') {
+		echo '<a href="document.php?curdirpath='.Security::remove_XSS($_GET['curdirpath']).'&selectcat='.Security::remove_XSS($_GET['selectcat']).'">'.
+            Display::return_icon('back.png', get_lang('Back').' '.get_lang('To').' '.get_lang('CertificateOverview'), '', ICON_SIZE_MEDIUM).'</a>';
+	} elseif ($call_from_tool == 'slideshow') {
 		echo '<a href="'.api_get_path(WEB_PATH).'main/document/slideshow.php?slide_id='.$slide_id.'&curdirpath='.Security::remove_XSS(urlencode($_GET['curdirpath'])).'">'.
-            Display::return_icon('slideshow.png', get_lang('BackTo').' '.get_lang('ViewSlideshow'),'',ICON_SIZE_MEDIUM).'</a>';
-	} elseif($call_from_tool=='editdraw') {
+            Display::return_icon('slideshow.png', get_lang('BackTo').' '.get_lang('ViewSlideshow'), '', ICON_SIZE_MEDIUM).'</a>';
+	} elseif ($call_from_tool == 'editdraw') {
 		echo '<a href="'.$url.'">'.
-            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 '<a href="javascript:history.back(1)">'.Display::return_icon('draw.png', get_lang('BackTo').' '.get_lang('Draw'), array(), 32).'</a>';
-	} elseif($call_from_tool=='editodf') {
+	} elseif ($call_from_tool == 'editodf') {
         echo '<a href="'.$url.'">'.
-            Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'),'',ICON_SIZE_MEDIUM).'</a>';
+            Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'), '', ICON_SIZE_MEDIUM).'</a>';
         echo '<a href="javascript:history.back(1)">'.Display::return_icon('draw.png', get_lang('BackTo').' '.get_lang('Write'), array(), 32).'</a>';
-    } elseif($call_from_tool=='editpaint'){
+    } elseif ($call_from_tool == 'editpaint') {
 		echo '<a href="'.$url.'">'.
             Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('DocumentsOverview'), array(), ICON_SIZE_MEDIUM).'</a>';
 		echo '<a href="javascript:history.back(1)">'.Display::return_icon('paint.png', get_lang('BackTo').' '.get_lang('Paint'), array(), 32).'</a>';
 	} else {
 		echo '<a href="'.$url.'">'.
-            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>';
 }