chamilo / chamilo-lms

main/admin/settings.lib.php

Spacing +43 added lines, -43 removed lines

@@ -129,7 +129,7 @@ 
 
     //Plugins NOT installed
     echo Display::page_subheader(get_lang('Plugins'));
-    echo '<form class="form-horizontal" name="plugins" method="post" action="'.api_get_self().'?category='.Security::remove_XSS($_GET['category']).'&sec_token=' . $token . '">';
+    echo '<form class="form-horizontal" name="plugins" method="post" action="'.api_get_self().'?category='.Security::remove_XSS($_GET['category']).'&sec_token='.$token.'">';
     echo '<table class="data_table">';
     echo '<tr>';
     echo '<th width="20px">';
@@ -141,7 +141,7 @@ 
 
     $plugin_list = array();
     $my_plugin_list = $plugin_obj->get_plugin_regions();
-    foreach($my_plugin_list as $plugin_item) {
+    foreach ($my_plugin_list as $plugin_item) {
         $plugin_list[$plugin_item] = $plugin_item;
     }
 
@@ -180,7 +180,7 @@ 
             if (file_exists(api_get_path(SYS_PLUGIN_PATH).$plugin.'/readme.txt')) {
                 echo Display::url(
                     "<em class='fa fa-file-text-o'></em> readme.txt",
-                    api_get_path(WEB_PLUGIN_PATH) . $plugin . "/readme.txt",
+                    api_get_path(WEB_PLUGIN_PATH).$plugin."/readme.txt",
                     [
                         'class' => 'btn btn-default ajax',
                         'data-title' => $plugin_info['title'],
@@ -322,7 +322,7 @@ 
                     $show_name = ucwords(str_replace('_', ' ', $style_dir));
 
                     if ($is_style_changeable) {
-                        $list_of_names[$style_dir]  = $show_name;
+                        $list_of_names[$style_dir] = $show_name;
                     }
                     $counter++;
                 }
@@ -353,9 +353,9 @@ 
             if (is_dir($dir)) {
                 $zip = new PclZip($arch);
                 // Remove path prefix except the style name and put file on disk
-                $zip->create($dir, PCLZIP_OPT_REMOVE_PATH, substr($dir,0,-strlen($safe_style_dir)));
+                $zip->create($dir, PCLZIP_OPT_REMOVE_PATH, substr($dir, 0, -strlen($safe_style_dir)));
                 //@TODO: use more generic script to download.
-                $str = '<a class="btn btn-primary btn-large" href="' . api_get_path(WEB_CODE_PATH) . 'course_info/download.php?archive=' . str_replace(api_get_path(SYS_ARCHIVE_PATH), '', $arch) . '">'.get_lang('ClickHereToDownloadTheFile').'</a>';
+                $str = '<a class="btn btn-primary btn-large" href="'.api_get_path(WEB_CODE_PATH).'course_info/download.php?archive='.str_replace(api_get_path(SYS_ARCHIVE_PATH), '', $arch).'">'.get_lang('ClickHereToDownloadTheFile').'</a>';
                 Display::display_normal_message($str, false);
             } else {
                 Display::addFlash(Display::return_message(get_lang('FileNotFound'), 'warning'));
@@ -371,15 +371,15 @@ 
     
     $logoForm->addHtml(Display::return_message(sprintf(get_lang('TheLogoMustBeSizeXAndFormatY'), '250 x 70', 'PNG'), 'info'));
     
-    $dir = api_get_path(SYS_PUBLIC_PATH).'css/themes/' . $selected . '/images/';
-    $url = api_get_path(WEB_CSS_PATH).'themes/' . $selected . '/images/';
+    $dir = api_get_path(SYS_PUBLIC_PATH).'css/themes/'.$selected.'/images/';
+    $url = api_get_path(WEB_CSS_PATH).'themes/'.$selected.'/images/';
     $logoFileName = 'header-logo.png';
     $newLogoFileName = 'header-logo-custom.png';
     
     if (is_file($dir.$newLogoFileName)) {
-        $logoForm->addLabel(get_lang('CurrentLogo'), '<img id="header-logo-custom" src="'. $url . $newLogoFileName .'?'. time() . '">'); 
+        $logoForm->addLabel(get_lang('CurrentLogo'), '<img id="header-logo-custom" src="'.$url.$newLogoFileName.'?'.time().'">'); 
     } else {
-        $logoForm->addLabel(get_lang('CurrentLogo'), '<img id="header-logo-custom" src="'. $url . $logoFileName .'?'. time() . '">');
+        $logoForm->addLabel(get_lang('CurrentLogo'), '<img id="header-logo-custom" src="'.$url.$logoFileName.'?'.time().'">');
     }
     
     $logoForm->addFile('new_logo', get_lang('UpdateLogo'));
@@ -403,7 +403,7 @@ 
             $imageInfo = getimagesize($_FILES['new_logo']['tmp_name']);
             $width = $imageInfo[0];
             $height = $imageInfo[1];
-            if ($width <= 250 && $height <= 70 ) {
+            if ($width <= 250 && $height <= 70) {
                 if (is_file($dir.$newLogoFileName)) {
                     unlink($dir.$newLogoFileName);
                 }
@@ -447,7 +447,7 @@ 
             });
             </script>';
             echo Display::tabs(
-                array(get_lang('Update'),get_lang('UpdateLogo'), get_lang('UploadNewStylesheet')),
+                array(get_lang('Update'), get_lang('UpdateLogo'), get_lang('UploadNewStylesheet')),
                 array($form_change->return_form(), $logoForm->return_form(), $form->return_form())
             );
         } else {
@@ -622,7 +622,7 @@ 
             if (!empty($areas_to_installed)) {
                 $plugin_obj->remove_all_regions($plugin);
                 foreach ($areas_to_installed as $region) {
-                    if (!empty($region) && $region != '-1' ) {
+                    if (!empty($region) && $region != '-1') {
                         $plugin_obj->add_to_region($plugin, $region);
                     }
                 }
@@ -714,7 +714,7 @@ 
     $values = api_get_settings_options('search_enabled');
     $form->addElement('header', null, get_lang('SearchEnabledTitle'));
 
-    $group = array ();
+    $group = array();
     if (is_array($values)) {
         foreach ($values as $key => $value) {
             $element = & $form->createElement('radio', 'search_enabled', '', get_lang($value['display_text']), $value['value']);
@@ -740,12 +740,12 @@ 
 
     if ($search_enabled == 'true') {
         $values = api_get_settings_options('search_show_unlinked_results');
-        $group = array ();
+        $group = array();
         foreach ($values as $key => $value) {
             $element = & $form->createElement('radio', 'search_show_unlinked_results', '', get_lang($value['display_text']), $value['value']);
             $group[] = $element;
         }
-        $form->addGroup($group, 'search_show_unlinked_results', array(get_lang('SearchShowUnlinkedResultsTitle'),get_lang('SearchShowUnlinkedResultsComment')), '', false);
+        $form->addGroup($group, 'search_show_unlinked_results', array(get_lang('SearchShowUnlinkedResultsTitle'), get_lang('SearchShowUnlinkedResultsComment')), '', false);
         $default_values['search_show_unlinked_results'] = api_get_setting('search_show_unlinked_results');
 
         $sf_values = array();
@@ -753,7 +753,7 @@ 
             $sf_values[$sf['code']] = $sf['name'];
         }
         $group = array();
-        $url =  Display::div(Display::url(get_lang('AddSpecificSearchField'), 'specific_fields.php'), array('class'=>'sectioncomment'));
+        $url = Display::div(Display::url(get_lang('AddSpecificSearchField'), 'specific_fields.php'), array('class'=>'sectioncomment'));
         if (empty($sf_values)) {
             $form->addElement('html', get_lang('SearchPrefilterPrefix').$url);
         } else {
@@ -820,10 +820,10 @@ 
             $dir_is_writable = Display::return_icon('bullet_red.png', get_lang('Error'));
         }
 
-        $data[] = array(get_lang('XapianModuleInstalled'),$xapian_loaded);
-        $data[] = array(get_lang('DirectoryExists').' - '.$xapian_path,$dir_exists);
-        $data[] = array(get_lang('IsWritable').' - '.$xapian_path,$dir_is_writable);
-        $data[] = array(get_lang('SpecificSearchFieldsAvailable') ,$specific_fields_exists);
+        $data[] = array(get_lang('XapianModuleInstalled'), $xapian_loaded);
+        $data[] = array(get_lang('DirectoryExists').' - '.$xapian_path, $dir_exists);
+        $data[] = array(get_lang('IsWritable').' - '.$xapian_path, $dir_is_writable);
+        $data[] = array(get_lang('SpecificSearchFieldsAvailable'), $specific_fields_exists);
 
         echo Display::tag('h3', get_lang('Settings'));
         $table = new SortableTableFromArray($data);
@@ -833,16 +833,16 @@ 
 
         //@todo windows support
         if (api_is_windows_os() == false) {
-            $list_of_programs = array('pdftotext','ps2pdf', 'catdoc','html2text','unrtf', 'catppt', 'xls2csv');
+            $list_of_programs = array('pdftotext', 'ps2pdf', 'catdoc', 'html2text', 'unrtf', 'catppt', 'xls2csv');
 
-            foreach($list_of_programs as $program) {
+            foreach ($list_of_programs as $program) {
                 $output = $ret_val = null;
                 exec("which $program", $output, $ret_val);
                 $icon = Display::return_icon('bullet_red.png', get_lang('NotInstalled'));
                 if (!empty($output[0])) {
                     $icon = Display::return_icon('bullet_green.png', get_lang('Installed'));
                 }
-                $data2[]= array($program, $output[0], $icon);
+                $data2[] = array($program, $output[0], $icon);
             }
             echo Display::tag('h3', get_lang('ProgramsNeededToConvertFiles'));
             $table = new SortableTableFromArray($data2);
@@ -874,7 +874,7 @@ 
     if ($action != 'add') {
         echo '<div class="actions" style="margin-left: 1px;">';
         echo '<a href="settings.php?category=Templates&action=add">'.
-                Display::return_icon('new_template.png', get_lang('AddTemplate'),'',ICON_SIZE_MEDIUM).'</a>';
+                Display::return_icon('new_template.png', get_lang('AddTemplate'), '', ICON_SIZE_MEDIUM).'</a>';
         echo '</div>';
     }
 
@@ -993,8 +993,8 @@ 
  * @since Dokeos 1.8.6
  */
 function actions_filter($id) {
-    $return = '<a href="settings.php?category=Templates&action=edit&id='.Security::remove_XSS($id).'">'.Display::return_icon('edit.png', get_lang('Edit'),'',ICON_SIZE_SMALL).'</a>';
-    $return .= '<a href="settings.php?category=Templates&action=delete&id='.Security::remove_XSS($id).'" onClick="javascript:if(!confirm('."'".get_lang('ConfirmYourChoice')."'".')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
+    $return = '<a href="settings.php?category=Templates&action=edit&id='.Security::remove_XSS($id).'">'.Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL).'</a>';
+    $return .= '<a href="settings.php?category=Templates&action=delete&id='.Security::remove_XSS($id).'" onClick="javascript:if(!confirm('."'".get_lang('ConfirmYourChoice')."'".')) return false;">'.Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL).'</a>';
     return $return;
 }
 
@@ -1044,7 +1044,7 @@ 
     $form->addElement('html_editor', 'template_text', get_lang('Text'), null, array('ToolbarSet' => 'AdminTemplates', 'Width' => '100%', 'Height' => '400'));
 
     // Setting the form elements: the form to upload an image to be used with the template.
-    $form->addElement('file','template_image',get_lang('Image'),'');
+    $form->addElement('file', 'template_image', get_lang('Image'), '');
 
     // Setting the form elements: a little bit information about the template image.
     $form->addElement('static', 'file_comment', '', get_lang('TemplateImageComment100x70'));
@@ -1122,7 +1122,7 @@ 
             // Store the information in the database (as insert or as update).
             $table_system_template = Database :: get_main_table('system_template');
             if ($_GET['action'] == 'add') {
-                $content_template =  Security::remove_XSS($values['template_text'], COURSEMANAGERLOWSECURITY);
+                $content_template = Security::remove_XSS($values['template_text'], COURSEMANAGERLOWSECURITY);
                 $params = [
                     'title' =>  $values['title'],
                     'content' => $content_template,
@@ -1132,7 +1132,7 @@ 
 
                 // Display a feedback message.
                 Display::display_confirmation_message(get_lang('TemplateAdded'));
-                echo '<a href="settings.php?category=Templates&action=add">'.Display::return_icon('new_template.png', get_lang('AddTemplate'),'',ICON_SIZE_MEDIUM).'</a>';
+                echo '<a href="settings.php?category=Templates&action=add">'.Display::return_icon('new_template.png', get_lang('AddTemplate'), '', ICON_SIZE_MEDIUM).'</a>';
             } else {
                 $content_template = '<head>{CSS}<style type="text/css">.text{font-weight: normal;}</style></head><body>'.Database::escape_string($values['template_text']).'</body>';
                 $sql = "UPDATE $table_system_template set title = '".Database::escape_string($values['title'])."', content = '".$content_template."'";
@@ -1150,7 +1150,7 @@ 
         display_templates();
     } else {
         $token = Security::get_token();
-        $form->addElement('hidden','sec_token');
+        $form->addElement('hidden', 'sec_token');
         $form->setConstants(array('sec_token' => $token));
         // Display the form.
         $form->display();
@@ -1250,7 +1250,7 @@ 
 
     $form = new FormValidator('settings', 'post', 'settings.php?category='.Security::remove_XSS($_GET['category']));
 
-    $form->addElement('hidden', 'search_field', (!empty($_GET['search_field'])?Security::remove_XSS($_GET['search_field']):null));
+    $form->addElement('hidden', 'search_field', (!empty($_GET['search_field']) ? Security::remove_XSS($_GET['search_field']) : null));
 
     $url_id = api_get_current_access_url_id();
 
@@ -1317,9 +1317,9 @@ 
                 if (empty($row['category']))
                     $row['category'] = 0;
 
-                if (is_array($settings_by_access_list[ $row['variable'] ] [ $row['subkey'] ] [ $row['category'] ])) {
+                if (is_array($settings_by_access_list[$row['variable']] [$row['subkey']] [$row['category']])) {
                     // We are sure that the other site have a selected value.
-                    if ($settings_by_access_list[ $row['variable'] ] [ $row['subkey'] ] [ $row['category'] ]['selected_value'] != '')
+                    if ($settings_by_access_list[$row['variable']] [$row['subkey']] [$row['category']]['selected_value'] != '')
                         $row['selected_value'] = $settings_by_access_list[$row['variable']] [$row['subkey']] [$row['category']]['selected_value'];
                 }
                 // There is no else{} statement because we load the default $row['selected_value'] of the main Chamilo site.
@@ -1340,7 +1340,7 @@ 
                         array('maxlength' => '8')
                     );
                     $form->applyFilter($row['variable'], 'html_filter');
-                    $default_values[$row['variable']] = round($row['selected_value']/1024/1024, 1);
+                    $default_values[$row['variable']] = round($row['selected_value'] / 1024 / 1024, 1);
                 } elseif ($row['variable'] == 'account_valid_duration') {
                     $form->addElement(
                         'text',
@@ -1368,7 +1368,7 @@ 
                         ),
                         $hideme
                     );
-                    $form->applyFilter($row['variable'],'html_filter');
+                    $form->applyFilter($row['variable'], 'html_filter');
                     $default_values[$row['variable']] = $row['selected_value'];
                 }
                 break;
@@ -1379,7 +1379,7 @@ 
                     if (file_exists($file)) {
                         $value = file_get_contents($file);
                     }
-                    $form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])) , array('rows'=>'10'), $hideme);
+                    $form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])), array('rows'=>'10'), $hideme);
                     $default_values[$row['variable']] = $value;
                 } elseif ($row['variable'] == 'footer_extra_content') {
                     $file = api_get_path(SYS_PATH).api_get_home_path().'footer_extra_content.txt';
@@ -1387,16 +1387,16 @@ 
                     if (file_exists($file)) {
                         $value = file_get_contents($file);
                     }
-                    $form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])) , array('rows'=>'10'), $hideme);
+                    $form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])), array('rows'=>'10'), $hideme);
                     $default_values[$row['variable']] = $value;
                 } else {
-                    $form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])) , array('rows'=>'10'), $hideme);
+                    $form->addElement('textarea', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])), array('rows'=>'10'), $hideme);
                     $default_values[$row['variable']] = $row['selected_value'];
                 }
                 break;
             case 'radio':
                 $values = api_get_settings_options($row['variable']);
-                $group = array ();
+                $group = array();
                 if (is_array($values)) {
                     foreach ($values as $key => $value) {
                         $element = &$form->createElement(
@@ -1427,7 +1427,7 @@ 
                         WHERE variable='".$row['variable']."' AND access_url =  1";
 
                 $result = Database::query($sql);
-                $group = array ();
+                $group = array();
                 while ($rowkeys = Database::fetch_array($result)) {
                     // Profile tab option should be hidden when the social tool is enabled.
                     if (api_get_setting('allow_social_tool') == 'true') {
@@ -1499,10 +1499,10 @@ 
 
         switch ($row['variable']) {
             case 'pdf_export_watermark_enable':
-                $url =  PDF::get_watermark(null);
+                $url = PDF::get_watermark(null);
 
                 if ($url != false) {
-                    $delete_url = '<a href="?delete_watermark">'.get_lang('DelImage').' '.Display::return_icon('delete.png',get_lang('DelImage')).'</a>';
+                    $delete_url = '<a href="?delete_watermark">'.get_lang('DelImage').' '.Display::return_icon('delete.png', get_lang('DelImage')).'</a>';
                     $form->addElement('html', '<div style="max-height:100px; max-width:100px; margin-left:162px; margin-bottom:10px; clear:both;"><img src="'.$url.'" style="margin-bottom:10px;" />'.$delete_url.'</div>');
                 }
 

main/inc/lib/banner.lib.php

Spacing +38 added lines, -38 removed lines

@@ -39,7 +39,7 @@ 
     $navigation['mycourses']['key'] = 'my-course';
 
     // My Profile
-    $navigation['myprofile']['url'] = api_get_path(WEB_CODE_PATH).'auth/profile.php'.(!empty($_course['path']) ? '?coursePath='.$_course['path'].'&courseCode='.$_course['official_code'] : '' );
+    $navigation['myprofile']['url'] = api_get_path(WEB_CODE_PATH).'auth/profile.php'.(!empty($_course['path']) ? '?coursePath='.$_course['path'].'&courseCode='.$_course['official_code'] : '');
     $navigation['myprofile']['title'] = get_lang('ModifyProfile');
     $navigation['myprofile']['key'] = 'profile';
 	// Link to my agenda
@@ -49,7 +49,7 @@ 
 
 	// Gradebook
 	if (api_get_setting('gradebook_enable') == 'true') {
-        $navigation['mygradebook']['url'] = api_get_path(WEB_CODE_PATH).'gradebook/gradebook.php'.(!empty($_course['path']) ? '?coursePath='.$_course['path'].'&courseCode='.$_course['official_code'] : '' );
+        $navigation['mygradebook']['url'] = api_get_path(WEB_CODE_PATH).'gradebook/gradebook.php'.(!empty($_course['path']) ? '?coursePath='.$_course['path'].'&courseCode='.$_course['official_code'] : '');
         $navigation['mygradebook']['title'] = get_lang('MyGradebook');
         $navigation['mygradebook']['key'] = 'gradebook';
 	}
@@ -57,11 +57,11 @@ 
 	// Reporting
 	if (api_is_allowed_to_create_course() || api_is_drh() || api_is_session_admin()) {
         // Link to my space
-        $navigation['session_my_space']['url'] = api_get_path(WEB_CODE_PATH).'mySpace/'.(api_is_drh()?'session.php':'');
+        $navigation['session_my_space']['url'] = api_get_path(WEB_CODE_PATH).'mySpace/'.(api_is_drh() ? 'session.php' : '');
         $navigation['session_my_space']['title'] = get_lang('MySpace');
         $navigation['session_my_space']['key'] = 'my-space';
     } else if (api_is_student_boss()) {
-        $navigation['session_my_space']['url'] = api_get_path(WEB_CODE_PATH) . 'mySpace/student.php';
+        $navigation['session_my_space']['url'] = api_get_path(WEB_CODE_PATH).'mySpace/student.php';
         $navigation['session_my_space']['title'] = get_lang('MySpace');
         $navigation['session_my_space']['key'] = 'my-space';
     } else {
@@ -80,7 +80,7 @@ 
     }
 
 	// Social
-	if (api_get_setting('allow_social_tool')=='true') {
+	if (api_get_setting('allow_social_tool') == 'true') {
         $navigation['social']['url'] = api_get_path(WEB_CODE_PATH).'social/home.php';
         $navigation['social']['title'] = get_lang('SocialNetwork');
         $navigation['social']['key'] = 'social-network';
@@ -161,14 +161,14 @@ 
         'id' => 'header-logo'
     );
     $testServer = api_get_setting('server_type');
-    if ($testServer == 'test' && is_file($logoBase . 'svg')) {
-        $logo = $logoBase . 'svg';
+    if ($testServer == 'test' && is_file($logoBase.'svg')) {
+        $logo = $logoBase.'svg';
         $attributes['width'] = '245';
         $attributes['height'] = '68';
         $imageUrl = api_get_path(WEB_CSS_PATH).'themes/'.$theme.'/images/header-logo.svg';
     } else {
-        $logo = $logoBase . 'png';
-        $customLogo = $customLogoBase . 'png';
+        $logo = $logoBase.'png';
+        $customLogo = $customLogoBase.'png';
         $imageUrl = api_get_path(WEB_CSS_PATH).'themes/'.$theme.'/images/header-logo.png';
         $customImageUrl = api_get_path(WEB_CSS_PATH).'themes/'.$theme.'/images/header-logo-custom.png';
     }
@@ -218,7 +218,7 @@ 
     $_course = api_get_course_info();
     $course_id = 0;
     if (!empty($_course)) {
-        $course_id  = $_course['code'];
+        $course_id = $_course['code'];
     }
 
     $user_id = api_get_user_id();
@@ -315,7 +315,7 @@ 
         if (api_get_setting('gradebook_enable') == 'true') {
             if (api_get_setting('show_tabs', 'my_gradebook') == 'true') {
                 $navigation['mygradebook'] = $possible_tabs['mygradebook'];
-            } else{
+            } else {
                 $menu_navigation['mygradebook'] = $possible_tabs['mygradebook'];
             }
         }
@@ -340,7 +340,7 @@ 
             if (api_get_setting('allow_social_tool') == 'true') {
                 $navigation['social'] = isset($possible_tabs['social']) ? $possible_tabs['social'] : null;
             }
-        } else{
+        } else {
             $menu_navigation['social'] = isset($possible_tabs['social']) ? $possible_tabs['social'] : null;
         }
 
@@ -349,7 +349,7 @@ 
             if (api_is_platform_admin() || api_is_drh() || api_is_session_admin()) {
                 $navigation['dashboard'] = isset($possible_tabs['dashboard']) ? $possible_tabs['dashboard'] : null;
             }
-        } else{
+        } else {
             $menu_navigation['dashboard'] = isset($possible_tabs['dashboard']) ? $possible_tabs['dashboard'] : null;
         }
 
@@ -440,32 +440,32 @@ 
     $home_top = '';
 
     if (is_file($homep.$menutabs.'_'.$lang.$ext) && is_readable($homep.$menutabs.'_'.$lang.$ext)) {
-        $home_top = @(string)file_get_contents($homep.$menutabs.'_'.$lang.$ext);
+        $home_top = @(string) file_get_contents($homep.$menutabs.'_'.$lang.$ext);
     } elseif (is_file($homep.$menutabs.$lang.$ext) && is_readable($homep.$menutabs.$lang.$ext)) {
-        $home_top = @(string)file_get_contents($homep.$menutabs.$lang.$ext);
+        $home_top = @(string) file_get_contents($homep.$menutabs.$lang.$ext);
     } else {
         //$errorMsg = get_lang('HomePageFilesNotReadable');
     }
 
     $home_top = api_to_system_encoding($home_top, api_detect_encoding(strip_tags($home_top)));
 
-    $open = str_replace('{rel_path}',api_get_path(REL_PATH), $home_top);
+    $open = str_replace('{rel_path}', api_get_path(REL_PATH), $home_top);
     $open = api_to_system_encoding($open, api_detect_encoding(strip_tags($open)));
 
     $open_mtloggedin = '';
     if (api_get_user_id() && !api_is_anonymous()) {
         if (is_file($homep.$mtloggedin.'_'.$lang.$ext) && is_readable($homep.$mtloggedin.'_'.$lang.$ext)) {
-            $home_top = @(string)file_get_contents($homep.$mtloggedin.'_'.$lang.$ext);
+            $home_top = @(string) file_get_contents($homep.$mtloggedin.'_'.$lang.$ext);
             $home_top = str_replace('::private', '', $home_top);
         } elseif (is_file($homep.$mtloggedin.$lang.$ext) && is_readable($homep.$mtloggedin.$lang.$ext)) {
-            $home_top = @(string)file_get_contents($homep.$mtloggedin.$lang.$ext);
+            $home_top = @(string) file_get_contents($homep.$mtloggedin.$lang.$ext);
             $home_top = str_replace('::private', '', $home_top);
         } else {
             //$errorMsg = get_lang('HomePageFilesNotReadable');
         }
 
         $home_top = api_to_system_encoding($home_top, api_detect_encoding(strip_tags($home_top)));
-        $open_mtloggedin = str_replace('{rel_path}',api_get_path(REL_PATH), $home_top);
+        $open_mtloggedin = str_replace('{rel_path}', api_get_path(REL_PATH), $home_top);
         $open_mtloggedin = api_to_system_encoding($open_mtloggedin, api_detect_encoding(strip_tags($open_mtloggedin)));
     }
 
@@ -474,7 +474,7 @@ 
     if (!empty($open) OR !empty($open_mtloggedin)) {
         if (strpos($open.$open_mtloggedin, 'show_menu') === false) {
             if (api_is_anonymous()) {
-                $navigation[SECTION_CAMPUS]  = null;
+                $navigation[SECTION_CAMPUS] = null;
             }
         } else {
             if (api_get_user_id() && !api_is_anonymous()) {
@@ -488,7 +488,7 @@ 
     if (count($navigation) > 0 || !empty($lis)) {
         $pre_lis = '';
         foreach ($navigation as $section => $navigation_info) {
-            $key = (!empty($navigation_info['key'])?'tab-'.$navigation_info['key']:'');
+            $key = (!empty($navigation_info['key']) ? 'tab-'.$navigation_info['key'] : '');
             if (isset($GLOBALS['this_section'])) {
                 $current = $section == $GLOBALS['this_section'] ? ' id="current" class="active '.$key.'" ' : ' class="'.$key.'"';
             } else {
@@ -532,7 +532,7 @@ 
 
     if (!empty($_course) && !isset($_GET['hide_course_breadcrumb'])) {
 
-        $navigation_item['url'] = $web_course_path . $_course['path'].'/index.php'.(!empty($session_id) ? '?id_session='.$session_id : '');
+        $navigation_item['url'] = $web_course_path.$_course['path'].'/index.php'.(!empty($session_id) ? '?id_session='.$session_id : '');
         $_course['name'] = api_htmlentities($_course['name']);
         $course_title = cut($_course['name'], MAX_LENGTH_BREADCRUMB);
 
@@ -547,7 +547,7 @@ 
                 $navigation_item['title'] = Display::img(api_get_path(WEB_IMG_PATH).'home.png', $_course['name'].$my_session_name).' '.$course_title.$my_session_name;
                 break;
             default:
-                if (api_get_session_id() != -1 ) {
+                if (api_get_session_id() != -1) {
                     $navigation_item['title'] = Display::img(api_get_path(WEB_IMG_PATH).'home.png', $_course['name'].$my_session_name).' '.$course_title.$my_session_name;
                 } else {
                     $navigation_item['title'] = Display::img(api_get_path(WEB_IMG_PATH).'home.png', $_course['name']).' '.$course_title;
@@ -581,22 +581,22 @@ 
             // titles for shared folders
             if ($breadcrumb_step['name'] == 'shared_folder') {
                 $navigation_item['title'] = get_lang('UserFolders');
-            } elseif(strstr($breadcrumb_step['name'], 'shared_folder_session_')) {
+            } elseif (strstr($breadcrumb_step['name'], 'shared_folder_session_')) {
                 $navigation_item['title'] = get_lang('UserFolders');
-            } elseif(strstr($breadcrumb_step['name'], 'sf_user_')) {
+            } elseif (strstr($breadcrumb_step['name'], 'sf_user_')) {
                 $userinfo = api_get_user_info(substr($breadcrumb_step['name'], 8));
                 $navigation_item['title'] = $userinfo['complete_name'];
-            } elseif($breadcrumb_step['name'] == 'chat_files') {
+            } elseif ($breadcrumb_step['name'] == 'chat_files') {
                 $navigation_item['title'] = get_lang('ChatFiles');
-            } elseif($breadcrumb_step['name'] == 'images') {
+            } elseif ($breadcrumb_step['name'] == 'images') {
                 $navigation_item['title'] = get_lang('Images');
-            } elseif($breadcrumb_step['name'] == 'video') {
+            } elseif ($breadcrumb_step['name'] == 'video') {
                 $navigation_item['title'] = get_lang('Video');
-            } elseif($breadcrumb_step['name'] == 'audio') {
+            } elseif ($breadcrumb_step['name'] == 'audio') {
                 $navigation_item['title'] = get_lang('Audio');
-            } elseif($breadcrumb_step['name'] == 'flash') {
+            } elseif ($breadcrumb_step['name'] == 'flash') {
                 $navigation_item['title'] = get_lang('Flash');
-            } elseif($breadcrumb_step['name'] == 'gallery') {
+            } elseif ($breadcrumb_step['name'] == 'gallery') {
                 $navigation_item['title'] = get_lang('Gallery');
             }
             // Fixes breadcrumb title now we applied the Security::remove_XSS and
@@ -663,35 +663,35 @@ 
         if (!empty($final_navigation)) {
             // $home_link.= '<span class="divider">/</span>';
             if (!empty($home_link)) {
-                $lis.= Display::tag('li', $home_link);
+                $lis .= Display::tag('li', $home_link);
             }
 
             foreach ($final_navigation as $bread) {
                 $bread_check = trim(strip_tags($bread));
                 if (!empty($bread_check)) {
-                    if ($final_navigation_count-1 > $i) {
+                    if ($final_navigation_count - 1 > $i) {
                         $bread .= '';
                     }
-                    $lis.= Display::tag('li', $bread,array('class'=>'active'));
+                    $lis .= Display::tag('li', $bread, array('class'=>'active'));
                     $i++;
                 }
             }
         } else {
             if (!empty($home_link)) {
-                $lis.= Display::tag('li', $home_link);
+                $lis .= Display::tag('li', $home_link);
             }
         }
 
         // View as student/teacher link
         $view = null;
         if (!empty($view_as_student_link)) {
-            $view .= Display::tag('div', $view_as_student_link, array('id' => 'view_as_link','class' => 'pull-right'));
+            $view .= Display::tag('div', $view_as_student_link, array('id' => 'view_as_link', 'class' => 'pull-right'));
         }
 
         if (!empty($navigation_right)) {
-            foreach($navigation_right as $item){
+            foreach ($navigation_right as $item) {
                 $extra_class = isset($item['class']) ? $item['class'] : null;
-                $lis.= Display::tag('li', $item['title'], array('class' => $extra_class.' pull-right'));
+                $lis .= Display::tag('li', $item['title'], array('class' => $extra_class.' pull-right'));
             }
         }