Minor - Indent code

main/admin/settings.lib.php

@@ -84,7 +84,8 @@ function handle_regions()
             } else {
                 $region_list = $plugin_region_list;
             }
-            echo Display::select('plugin_'.$plugin.'[]', $region_list, $selected_plugins, array('multiple' => 'multiple', 'style' => 'width:500px'), true, get_lang('None'));
+            echo Display::select('plugin_' . $plugin . '[]', $region_list, $selected_plugins,
+                array('multiple' => 'multiple', 'style' => 'width:500px'), true, get_lang('None'));
             echo '</td></tr>';
         }
     }
@@ -99,6 +100,7 @@ function handle_extensions()
     echo '<a class="btn btn-success" href="configure_extensions.php?display=ppt2lp" role="button">' . get_lang('Ppt2lp') . '</a>';
 
 }
+
 /**
  * This function allows easy activating and inactivating of plugins
  * @todo: a similar function needs to be written to activate or inactivate additional tools.
@@ -173,8 +175,10 @@ function handle_plugins()
 
             echo '<div class="btn-group">';
             if (in_array($plugin, $installed_plugins)) {
-                echo Display::url('<em class="fa fa-cogs"></em> '.get_lang('Configure'), 'configure_plugin.php?name='.$plugin, array('class' => 'btn btn-default'));
+                echo Display::url('<em class="fa fa-cogs"></em> ' . get_lang('Configure'),
-                echo Display::url('<em class="fa fa-th-large"></em> '.get_lang('Regions'), 'settings.php?category=Regions&name='.$plugin, array('class' => 'btn btn-default'));
+                    'configure_plugin.php?name=' . $plugin, array('class' => 'btn btn-default'));
+                echo Display::url('<em class="fa fa-th-large"></em> ' . get_lang('Regions'),
+                    'settings.php?category=Regions&name=' . $plugin, array('class' => 'btn btn-default'));
             }
 
             if (file_exists(api_get_path(SYS_PLUGIN_PATH) . $plugin . '/readme.txt')) {
@@ -231,12 +235,28 @@ function handle_stylesheets()
         'post',
         'settings.php?category=Stylesheets#tabs-3'
     );
-    $form->addElement('text', 'name_stylesheet', get_lang('NameStylesheet'), array('size' => '40', 'maxlength' => '40'));
+    $form->addElement('text', 'name_stylesheet', get_lang('NameStylesheet'),
+        array('size' => '40', 'maxlength' => '40'));
     $form->addRule('name_stylesheet', get_lang('ThisFieldIsRequired'), 'required');
     $form->addElement('file', 'new_stylesheet', get_lang('UploadNewStylesheet'));
-    $allowed_file_types = array('css', 'zip', 'jpeg', 'jpg', 'png', 'gif', 'ico', 'psd', 'xcf', 'svg', 'webp', 'woff', 'woff2');
+    $allowed_file_types = array(
+        'css',
+        'zip',
+        'jpeg',
+        'jpg',
+        'png',
+        'gif',
+        'ico',
+        'psd',
+        'xcf',
+        'svg',
+        'webp',
+        'woff',
+        'woff2'
+    );
 
-    $form->addRule('new_stylesheet', get_lang('InvalidExtension').' ('.implode(',', $allowed_file_types).')', 'filetype', $allowed_file_types);
+    $form->addRule('new_stylesheet', get_lang('InvalidExtension') . ' (' . implode(',', $allowed_file_types) . ')',
+        'filetype', $allowed_file_types);
     $form->addRule('new_stylesheet', get_lang('ThisFieldIsRequired'), 'required');
     $form->addButtonUpload(get_lang('Upload'), 'stylesheet_upload');
 
@@ -355,7 +375,8 @@ function handle_stylesheets()
                 // 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)));
                 //@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'));
@@ -369,7 +390,8 @@ function handle_stylesheets()
         'settings.php?category=Stylesheets#tabs-2'
     );
 
-    $logoForm->addHtml(Display::return_message(sprintf(get_lang('TheLogoMustBeSizeXAndFormatY'), '250 x 70', 'PNG'), 'info'));
+    $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/';
@@ -377,9 +399,11 @@ function handle_stylesheets()
     $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() . '">');
     }
 
     $logoForm->addFile('new_logo', get_lang('UpdateLogo'));
@@ -395,7 +419,8 @@ function handle_stylesheets()
         }
     } elseif (isset($_POST['logo_upload'])) {
 
-        $logoForm->addRule('new_logo', get_lang('InvalidExtension').' ('.implode(',', $allowedFileTypes).')', 'filetype', $allowedFileTypes);
+        $logoForm->addRule('new_logo', get_lang('InvalidExtension') . ' (' . implode(',', $allowedFileTypes) . ')',
+            'filetype', $allowedFileTypes);
         $logoForm->addRule('new_logo', get_lang('ThisFieldIsRequired'), 'required');
 
         if ($logoForm->validate()) {
@@ -553,8 +578,9 @@ function upload_stylesheet($values, $picture)
                     $extraction_path = $cssToUpload . $style_name . '/';
                     for ($i = 0; $i < $num_files; $i++) {
                         $entry = $zip->getNameIndex($i);
-                        if (substr($entry, -1) == '/')
+                        if (substr($entry, -1) == '/') {
                             continue;
+                        }
 
                         $pos_slash = strpos($entry, '/');
                         $entry_without_first_dir = substr($entry, $pos_slash + 1);
@@ -567,7 +593,8 @@ function upload_stylesheet($values, $picture)
                         }
 
                         $fp = $zip->getStream($entry);
-                        $ofp = fopen($extraction_path.dirname($entry_without_first_dir).'/'.basename($entry), 'w');
+                        $ofp = fopen($extraction_path . dirname($entry_without_first_dir) . '/' . basename($entry),
+                            'w');
 
                         while (!feof($fp)) {
                             fwrite($ofp, fread($fp, 8192));
@@ -720,12 +747,14 @@ function handle_search()
     $group = array();
     if (is_array($values)) {
         foreach ($values as $key => $value) {
-            $element = & $form->createElement('radio', 'search_enabled', '', get_lang($value['display_text']), $value['value']);
+            $element = &$form->createElement('radio', 'search_enabled', '', get_lang($value['display_text']),
+                $value['value']);
             $group[] = $element;
         }
     }
     //SearchEnabledComment
-    $form->addGroup($group, 'search_enabled', array(get_lang('SearchEnabledTitle'), get_lang('SearchEnabledComment')), '<br />', false);
+    $form->addGroup($group, 'search_enabled', array(get_lang('SearchEnabledTitle'), get_lang('SearchEnabledComment')),
+        '<br />', false);
 
     $search_enabled = api_get_setting('search_enabled');
 
@@ -745,10 +774,12 @@ function handle_search()
         $values = api_get_settings_options('search_show_unlinked_results');
         $group = array();
         foreach ($values as $key => $value) {
-            $element = & $form->createElement('radio', 'search_show_unlinked_results', '', get_lang($value['display_text']), $value['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();
@@ -756,11 +787,13 @@ function handle_search()
             $sf_values[$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('label', [get_lang('SearchPrefilterPrefix'), $url]);
         } else {
-            $form->addElement('select', 'search_prefilter_prefix', array(get_lang('SearchPrefilterPrefix'), $url), $sf_values, '');
+            $form->addElement('select', 'search_prefilter_prefix', array(get_lang('SearchPrefilterPrefix'), $url),
+                $sf_values, '');
             $default_values['search_prefilter_prefix'] = api_get_setting('search_prefilter_prefix');
         }
     }
@@ -875,7 +908,8 @@ function handle_search()
  * @version August 2008
  * @since Dokeos 1.8.6
  */
-function handle_templates() {
+function handle_templates()
+{
     /* Drive-by fix to avoid undefined var warnings, without repeating
      * isset() combos all over the place. */
     $action = isset($_GET['action']) ? $_GET['action'] : "invalid";
@@ -947,7 +981,8 @@ function display_templates()
  * @version August 2008
  * @since Dokeos 1.8.6
  */
-function get_number_of_templates() {
+function get_number_of_templates()
+{
     // Database table definition.
     $table_system_template = Database:: get_main_table('system_template');
 
@@ -973,7 +1008,8 @@ function get_number_of_templates() {
  * @version August 2008
  * @since Dokeos 1.8.6
  */
-function get_template_data($from, $number_of_items, $column, $direction) {
+function get_template_data($from, $number_of_items, $column, $direction)
+{
     // Database table definition.
     $table_system_template = Database:: get_main_table('system_template');
 
@@ -1001,9 +1037,12 @@ function get_template_data($from, $number_of_items, $column, $direction) {
  * @version August 2008
  * @since Dokeos 1.8.6
  */
-function actions_filter($id) {
+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;
 }
 
@@ -1017,7 +1056,8 @@ function actions_filter($id) {
  * @version August 2008
  * @since Dokeos 1.8.6
  */
-function image_filter($image) {
+function image_filter($image)
+{
     if (!empty($image)) {
         return '<img src="' . api_get_path(WEB_APP_PATH) . 'home/default_platform_document/template_thumb/' . $image . '" alt="' . get_lang('TemplatePreview') . '"/>';
     } else {
@@ -1033,10 +1073,12 @@ function image_filter($image) {
  * @version August 2008
  * @since Dokeos 1.8.6
  */
-function add_edit_template() {
+function add_edit_template()
+{
     // Initialize the object.
     $id = isset($_GET['id']) ? '&id=' . Security::remove_XSS($_GET['id']) : '';
-    $form = new FormValidator('template', 'post', 'settings.php?category=Templates&action='.Security::remove_XSS($_GET['action']).$id);
+    $form = new FormValidator('template', 'post',
+        'settings.php?category=Templates&action=' . Security::remove_XSS($_GET['action']) . $id);
 
     // Setting the form elements: the header.
     if ($_GET['action'] == 'add') {
@@ -1050,7 +1092,8 @@ function add_edit_template() {
     $form->addText('title', get_lang('Title'), false);
 
     // Setting the form elements: the content of the template (wysiwyg editor).
-    $form->addElement('html_editor', 'template_text', get_lang('Text'), null, array('ToolbarSet' => 'AdminTemplates', 'Width' => '100%', 'Height' => '400'));
+    $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'), '');
@@ -1076,9 +1119,11 @@ function add_edit_template() {
 
         // Adding an extra field: a preview of the image that is currently used.
         if (!empty($row['image'])) {
-            $form->addElement('static', 'template_image_preview', '', '<img src="'.api_get_path(WEB_APP_PATH).'home/default_platform_document/template_thumb/'.$row['image'].'" alt="'.get_lang('TemplatePreview').'"/>');
+            $form->addElement('static', 'template_image_preview', '',
+                '<img src="' . api_get_path(WEB_APP_PATH) . 'home/default_platform_document/template_thumb/' . $row['image'] . '" alt="' . get_lang('TemplatePreview') . '"/>');
         } else {
-            $form->addElement('static', 'template_image_preview', '', '<img src="'.api_get_path(WEB_APP_PATH).'home/default_platform_document/template_thumb/noimage.gif" alt="'.get_lang('NoTemplatePreview').'"/>');
+            $form->addElement('static', 'template_image_preview', '',
+                '<img src="' . api_get_path(WEB_APP_PATH) . 'home/default_platform_document/template_thumb/noimage.gif" alt="' . get_lang('NoTemplatePreview') . '"/>');
         }
 
         // Setting the information of the template that we are editing.
@@ -1105,7 +1150,8 @@ function add_edit_template() {
 
                 if ($upload_ok) {
                     // Try to add an extension to the file if it hasn't one.
-                    $new_file_name = add_ext_on_mime(stripslashes($_FILES['template_image']['name']), $_FILES['template_image']['type']);
+                    $new_file_name = add_ext_on_mime(stripslashes($_FILES['template_image']['name']),
+                        $_FILES['template_image']['type']);
 
                     // The upload directory.
                     $upload_dir = api_get_path(SYS_APP_PATH) . 'home/default_platform_document/template_thumb/';
@@ -1141,7 +1187,8 @@ function add_edit_template() {
 
                 // 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 = '" . $content_template . "'";
@@ -1175,7 +1222,8 @@ function add_edit_template() {
  * @version August 2008
  * @since Dokeos 1.8.6
  */
-function delete_template($id) {
+function delete_template($id)
+{
     // First we remove the image.
     $table_system_template = Database:: get_main_table('system_template');
     $sql = "SELECT * FROM $table_system_template WHERE id = " . intval($id) . "";
@@ -1201,7 +1249,8 @@ function delete_template($id) {
  * @author Guillaume Viguier <guillaume.viguier@beeznest.com>
  * @since Chamilo 1.8.7
  */
-function select_timezone_value() {
+function select_timezone_value()
+{
     return api_get_timezones();
 }
 
@@ -1212,11 +1261,13 @@ function select_timezone_value() {
  *
  * @author Guillaume Viguier <guillaume.viguier@beeznest.com>
  */
-function select_gradebook_number_decimals() {
+function select_gradebook_number_decimals()
+{
     return array('0', '1', '2');
 }
 
-function select_gradebook_default_grade_model_id() {
+function select_gradebook_default_grade_model_id()
+{
     $grade_model = new GradeModel();
     $models = $grade_model->get_all();
     $options = array();
@@ -1237,7 +1288,8 @@ function select_gradebook_default_grade_model_id() {
  *
  * @author Guillaume Viguier <guillaume.viguier@beeznest.com>
  */
-function update_gradebook_score_display_custom_values($values) {
+function update_gradebook_score_display_custom_values($values)
+{
     $scoredisplay = ScoreDisplay::instance();
     $scores = $values['gradebook_score_display_custom_values_endscore'];
     $displays = $values['gradebook_score_display_custom_values_displaytext'];
@@ -1259,7 +1311,8 @@ function generate_settings_form($settings, $settings_by_access_list)
 
     $form = new FormValidator('settings', 'post', 'settings.php?category=' . Security::remove_XSS($_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();
 
@@ -1290,11 +1343,15 @@ function generate_settings_form($settings, $settings_by_access_list)
                 if ($row['access_url_locked'] == 0) {
                     if ($url_id == 1) {
                         if ($row['access_url_changeable'] == '1') {
-                            $form->addElement('html', '<div style="float: right;"><a class="share_this_setting" data_status = "0"  data_to_send = "'.$row['variable'].'" href="javascript:void(0);">'.
+                            $form->addElement('html',
-                                Display::return_icon('shared_setting.png', get_lang('ChangeSharedSetting')).'</a></div>');
+                                '<div style="float: right;"><a class="share_this_setting" data_status = "0"  data_to_send = "' . $row['variable'] . '" href="javascript:void(0);">' .
+                                Display::return_icon('shared_setting.png',
+                                    get_lang('ChangeSharedSetting')) . '</a></div>');
                         } else {
-                            $form->addElement('html', '<div style="float: right;"><a class="share_this_setting" data_status = "1" data_to_send = "'.$row['variable'].'" href="javascript:void(0);">'.
+                            $form->addElement('html',
-                                Display::return_icon('shared_setting_na.png', get_lang('ChangeSharedSetting')).'</a></div>');
+                                '<div style="float: right;"><a class="share_this_setting" data_status = "1" data_to_send = "' . $row['variable'] . '" href="javascript:void(0);">' .
+                                Display::return_icon('shared_setting_na.png',
+                                    get_lang('ChangeSharedSetting')) . '</a></div>');
                         }
                     } else {
                         if ($row['access_url_changeable'] == '1') {
@@ -1302,7 +1359,8 @@ function generate_settings_form($settings, $settings_by_access_list)
                                 Display::return_icon('shared_setting.png', get_lang('ChangeSharedSetting')) . '</div>');
                         } else {
                             $form->addElement('html', '<div style="float: right;">' .
-                                Display::return_icon('shared_setting_na.png', get_lang('ChangeSharedSetting')).'</div>');
+                                Display::return_icon('shared_setting_na.png',
+                                    get_lang('ChangeSharedSetting')) . '</div>');
                         }
                     }
                 }
@@ -1319,18 +1377,22 @@ function generate_settings_form($settings, $settings_by_access_list)
                 $hideme = array('disabled');
             } elseif ($url_info['active'] == 1) {
                 // We show the elements.
-                if (empty($row['variable']))
+                if (empty($row['variable'])) {
                     $row['variable'] = 0;
-                if (empty($row['subkey']))
+                }
+                if (empty($row['subkey'])) {
                     $row['subkey'] = 0;
-                if (empty($row['category']))
+                }
+                if (empty($row['category'])) {
                     $row['category'] = 0;
+                }
 
                 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 $row['selected_value'] of the main Chamilo site.
             }
         }
@@ -1388,7 +1450,8 @@ function generate_settings_form($settings, $settings_by_access_list)
                     if (file_exists($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') {
                     $file = api_get_path(SYS_PATH) . api_get_home_path() . 'footer_extra_content.txt';
@@ -1396,10 +1459,12 @@ function generate_settings_form($settings, $settings_by_access_list)
                     if (file_exists($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']] = $row['selected_value'];
                 }
                 break;
@@ -1492,14 +1557,16 @@ function generate_settings_form($settings, $settings_by_access_list)
                 );
                 break;
             case 'link':
-                $form->addElement('static', null, array(get_lang($row['title']), get_lang($row['comment'])), get_lang('CurrentValue').' : '.$row['selected_value'], $hideme);
+                $form->addElement('static', null, array(get_lang($row['title']), get_lang($row['comment'])),
+                    get_lang('CurrentValue') . ' : ' . $row['selected_value'], $hideme);
                 break;
             case 'select':
                 /*
                 * To populate the list of options, the select type dynamically calls a function that must be called select_ + the name of the variable being displayed.
                 * The functions being called must be added to the file settings.lib.php.
                 */
-                $form->addElement('select', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])), call_user_func('select_'.$row['variable']), $hideme);
+                $form->addElement('select', $row['variable'], array(get_lang($row['title']), get_lang($row['comment'])),
+                    call_user_func('select_' . $row['variable']), $hideme);
                 $default_values[$row['variable']] = $row['selected_value'];
                 break;
             case 'custom':
@@ -1511,13 +1578,17 @@ function generate_settings_form($settings, $settings_by_access_list)
                 $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',
-                    $form->addElement('html', '<div style="max-height:100px; max-width:100px; margin-left:162px; margin-bottom:10px; clear:both;"><img src="'.$url.'" style="margin-bottom:10px;" />'.$delete_url.'</div>');
+                            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>');
                 }
 
                 $form->addElement('file', 'pdf_export_watermark_path', get_lang('AddWaterMark'));
                 $allowed_picture_types = array('jpg', 'jpeg', 'png', 'gif');
-                $form->addRule('pdf_export_watermark_path', get_lang('OnlyImagesAllowed').' ('.implode(',', $allowed_picture_types).')', 'filetype', $allowed_picture_types);
+                $form->addRule('pdf_export_watermark_path',
+                    get_lang('OnlyImagesAllowed') . ' (' . implode(',', $allowed_picture_types) . ')', 'filetype',
+                    $allowed_picture_types);
 
                 break;
             case 'timezone_value':
@@ -1525,7 +1596,8 @@ function generate_settings_form($settings, $settings_by_access_list)
                 if (empty($timezone)) {
                     $timezone = _api_get_timezone();
                 }
-                $form->addElement('html', sprintf(get_lang('LocalTimeUsingPortalTimezoneXIsY'), $timezone, api_get_local_time()));
+                $form->addElement('html',
+                    sprintf(get_lang('LocalTimeUsingPortalTimezoneXIsY'), $timezone, api_get_local_time()));
                 break;
         }
     } // end for