Issue #1957142 by damiankloip, fubhy, cosmicdreams: Replace config() with Drupal::config().

core/includes/ajax.inc

@@ -332,7 +332,7 @@ function ajax_base_page_theme() {
     // to see the default theme, token validation isn't required for that, and
     // bypassing it allows most use-cases to work even when accessed from the
     // page cache.
-    if ($theme === config('system.theme')->get('default') || drupal_valid_token($token, $theme)) {
+    if ($theme === Drupal::config('system.theme')->get('default') || drupal_valid_token($token, $theme)) {
       return $theme;
     }
   }
@@ -368,7 +368,7 @@ function ajax_prepare_response($page_callback_result) {
         break;
 
       case MENU_SITE_OFFLINE:
-        $commands[] = ajax_command_alert(filter_xss_admin(t(config('system.maintenance')->get('message'), array('@site' => config('system.site')->get('name')))));
+        $commands[] = ajax_command_alert(filter_xss_admin(t(Drupal::config('system.maintenance')->get('message'), array('@site' => Drupal::config('system.site')->get('name')))));
         break;
     }
   }

core/includes/authorize.inc

@@ -39,7 +39,7 @@ function authorize_filetransfer_form($form, &$form_state) {
   if (isset($form_state['values']['connection_settings']['authorize_filetransfer_default'])) {
     $authorize_filetransfer_default = $form_state['values']['connection_settings']['authorize_filetransfer_default'];
   }
-  elseif ($authorize_filetransfer_default = config('system.authorize')->get('filetransfer_default'));
+  elseif ($authorize_filetransfer_default = Drupal::config('system.authorize')->get('filetransfer_default'));
   else {
     $authorize_filetransfer_default = key($available_backends);
   }
@@ -138,7 +138,7 @@ function authorize_filetransfer_form($form, &$form_state) {
  * @see hook_filetransfer_backends()
  */
 function _authorize_filetransfer_connection_settings($backend) {
-  $auth_connection_config = config('system.authorize')->get('filetransfer_connection_settings_' . $backend);
+  $auth_connection_config = Drupal::config('system.authorize')->get('filetransfer_connection_settings_' . $backend);
   $defaults = $auth_connection_config ? $auth_connection_config : array();
   $form = array();
 
@@ -253,9 +253,9 @@ function authorize_filetransfer_form_submit($form, &$form_state) {
           }
         }
         // Set this one as the default authorize method.
-        config('system.authorize')->set('filetransfer_default', $filetransfer_backend);
+        Drupal::config('system.authorize')->set('filetransfer_default', $filetransfer_backend);
         // Save the connection settings minus the password.
-        config('system.authorize')->set('filetransfer_connection_settings_' . $filetransfer_backend, $connection_settings);
+        Drupal::config('system.authorize')->set('filetransfer_connection_settings_' . $filetransfer_backend, $connection_settings);
 
         $filetransfer = authorize_get_filetransfer($filetransfer_backend, $form_state['values']['connection_settings'][$filetransfer_backend]);
 

core/includes/bootstrap.inc

@@ -1220,7 +1220,7 @@ function drupal_page_header() {
  * response is sent.
  */
 function drupal_serve_page_from_cache(stdClass $cache, Response $response, Request $request) {
-  $config = config('system.performance');
+  $config = Drupal::config('system.performance');
 
   // First half: we must determine if we should be returning a 304.
 
@@ -1878,7 +1878,7 @@ function drupal_handle_request($test_only = FALSE) {
  */
 function drupal_get_user_timezone() {
   global $user;
-  $config = config('system.date');
+  $config = Drupal::config('system.date');
 
   if ($user && $config->get('timezone.user.configurable') && $user->isAuthenticated() && $user->getTimezone()) {
     return $user->getTimezone();
@@ -1975,7 +1975,7 @@ function _drupal_bootstrap_configuration() {
   // Load the procedural configuration system helper functions.
   require_once __DIR__ . '/config.inc';
 
-  // Set the Drupal custom error handler. (requires config())
+  // Set the Drupal custom error handler. (requires Drupal::config())
   set_error_handler('_drupal_error_handler');
   set_exception_handler('_drupal_exception_handler');
 
@@ -2013,7 +2013,7 @@ function _drupal_bootstrap_page_cache() {
   }
   else {
     drupal_bootstrap(DRUPAL_BOOTSTRAP_VARIABLES, FALSE);
-    $config = config('system.performance');
+    $config = Drupal::config('system.performance');
     $cache_enabled = $config->get('cache.page.use_internal');
   }
 
@@ -2382,7 +2382,7 @@ function language($type) {
  *   name and its value is its configurability (TRUE/FALSE).
  */
 function language_types_get_all() {
-  $types = \Drupal::config('system.language.types')->get('all');
+  $types = Drupal::config('system.language.types')->get('all');
   return $types ? $types : array_keys(language_types_get_default());
 }
 
@@ -2442,7 +2442,7 @@ function language_list($flags = Language::STATE_CONFIGURABLE) {
       // save the same object without data loss.
       foreach ($language_entities as $langcode_config_name) {
         $langcode = substr($langcode_config_name, strlen('language.entity.'));
-        $info = config($langcode_config_name)->get();
+        $info = Drupal::config($langcode_config_name)->get();
         $languages[$langcode] = new Language(array(
           'default' => ($info['id'] == $default->id),
           'name' => $info['label'],

core/includes/common.inc

@@ -1860,7 +1860,7 @@ function drupal_pre_render_styles($elements) {
   $css_assets = $elements['#items'];
 
   // Aggregate the CSS if necessary, but only during normal site operation.
-  if (!defined('MAINTENANCE_MODE') && config('system.performance')->get('css.preprocess')) {
+  if (!defined('MAINTENANCE_MODE') && Drupal::config('system.performance')->get('css.preprocess')) {
     $css_assets = \Drupal::service('asset.css.collection_optimizer')->optimize($css_assets);
   }
   return \Drupal::service('asset.css.collection_renderer')->render($css_assets);
@@ -1883,7 +1883,7 @@ function drupal_clear_css_cache() {
  */
 function drupal_delete_file_if_stale($uri) {
   // Default stale file threshold is 30 days.
-  if (REQUEST_TIME - filemtime($uri) > config('system.performance')->get('stale_file_threshold')) {
+  if (REQUEST_TIME - filemtime($uri) > Drupal::config('system.performance')->get('stale_file_threshold')) {
     file_unmanaged_delete($uri);
   }
 }
@@ -2487,7 +2487,7 @@ function drupal_pre_render_scripts($elements) {
 
   // Aggregate the JavaScript if necessary, but only during normal site
   // operation.
-  if (!defined('MAINTENANCE_MODE') && config('system.performance')->get('js.preprocess')) {
+  if (!defined('MAINTENANCE_MODE') && Drupal::config('system.performance')->get('js.preprocess')) {
     $js_assets = \Drupal::service('asset.js.collection_optimizer')->optimize($js_assets);
   }
   return \Drupal::service('asset.js.collection_renderer')->render($js_assets);
@@ -3119,7 +3119,7 @@ function _drupal_bootstrap_code() {
   }
 
   // Set the allowed protocols once we have the config available.
-  $allowed_protocols = \Drupal::config('system.filter')->get('protocols');
+  $allowed_protocols = Drupal::config('system.filter')->get('protocols');
   if (!isset($allowed_protocols)) {
     // filter_xss_admin() is called by the installer and update.php, in which
     // case the configuration may not exist (yet). Provide a minimal default set

core/includes/config.inc

@@ -52,7 +52,7 @@ function config_uninstall_default_config($type, $name) {
   $storage = drupal_container()->get('config.storage');
   $config_names = $storage->listAll($name . '.');
   foreach ($config_names as $config_name) {
-    config($config_name)->delete();
+    Drupal::config($config_name)->delete();
   }
 }
 
@@ -72,8 +72,7 @@ function config_get_storage_names_with_prefix($prefix = '') {
  * @code config('book.admin') @endcode will return a configuration object in
  * which the book module can store its administrative settings.
  *
- * @deprecated This function has been replaced by the \Drupal::config() method.
- * Use that instead.
+ * @deprecated as of Drupal 8.0. Use \Drupal::config() instead.
  *
  * @param string $name
  *   The name of the configuration object to retrieve. The name corresponds to
@@ -84,7 +83,7 @@ function config_get_storage_names_with_prefix($prefix = '') {
  *   A configuration object.
  */
 function config($name) {
-  return drupal_container()->get('config.factory')->get($name);
+  return Drupal::config($name);
 }
 
 /**
@@ -92,7 +91,7 @@ function config($name) {
  *
  * This allows configuration objects to be created using special configuration
  * contexts eg. global override free or locale using a user preferred language.
- * Calling this function affects all subsequent calls to config() until
+ * Calling this function affects all subsequent calls to Drupal::config() until
  * config_context_leave() is called.
  *
  * @see config_context_leave()

core/includes/entity.api.php

@@ -108,7 +108,7 @@ function hook_entity_bundle_create($entity_type, $bundle) {
  */
 function hook_entity_bundle_rename($entity_type, $bundle_old, $bundle_new) {
   // Update the settings associated with the bundle in my_module.settings.
-  $config = config('my_module.settings');
+  $config = Drupal::config('my_module.settings');
   $bundle_settings = $config->get('bundle_settings');
   if (isset($bundle_settings[$entity_type][$bundle_old])) {
     $bundle_settings[$entity_type][$bundle_new] = $bundle_settings[$entity_type][$bundle_old];
@@ -129,7 +129,7 @@ function hook_entity_bundle_rename($entity_type, $bundle_old, $bundle_new) {
  */
 function hook_entity_bundle_delete($entity_type, $bundle) {
   // Remove the settings associated with the bundle in my_module.settings.
-  $config = config('my_module.settings');
+  $config = Drupal::config('my_module.settings');
   $bundle_settings = $config->get('bundle_settings');
   if (isset($bundle_settings[$entity_type][$bundle])) {
     unset($bundle_settings[$entity_type][$bundle]);

core/includes/file.inc

@@ -312,7 +312,7 @@ function file_uri_target($uri) {
  *   'public', 'private' or any other file scheme defined as the default.
  */
 function file_default_scheme() {
-  return config('system.file')->get('default_scheme');
+  return Drupal::config('system.file')->get('default_scheme');
 }
 
 /**
@@ -514,7 +514,7 @@ function file_prepare_directory(&$directory, $options = FILE_MODIFY_PERMISSIONS)
  */
 function file_ensure_htaccess() {
   file_save_htaccess('public://', FALSE);
-  $private_path = config('system.file')->get('path.private');
+  $private_path = Drupal::config('system.file')->get('path.private');
   if (!empty($private_path)) {
     file_save_htaccess('private://', TRUE);
   }
@@ -801,7 +801,7 @@ function file_munge_filename($filename, $extensions, $alerts = TRUE) {
   $original = $filename;
 
   // Allow potentially insecure uploads for very savvy users and admin
-  if (!config('system.file')->get('allow_insecure_uploads')) {
+  if (!Drupal::config('system.file')->get('allow_insecure_uploads')) {
     // Remove any null bytes. See http://php.net/manual/en/security.filesystem.nullbytes.php
     $filename = str_replace(chr(0), '', $filename);
 
@@ -1271,13 +1271,13 @@ function drupal_chmod($uri, $mode = NULL) {
     // that the octal permission numbers can be expressed as integers or strings
     // and will be converted correctly in both cases.
     if (is_dir($uri)) {
-      $mode = octdec(config('system.file')->get('chmod.directory'));
+      $mode = octdec(Drupal::config('system.file')->get('chmod.directory'));
       if (!$mode) {
         $mode = 0775;
       }
     }
     else {
-      $mode = octdec(config('system.file')->get('chmod.file'));
+      $mode = octdec(Drupal::config('system.file')->get('chmod.file'));
       if (!$mode) {
         $mode = 0664;
       }
@@ -1455,7 +1455,7 @@ function drupal_mkdir($uri, $mode = NULL, $recursive = FALSE, $context = NULL) {
     $mode = FALSE;
     // During early update there's no container.
     if (is_object(Drupal::getContainer())) {
-      $mode = octdec(config('system.file')->get('chmod.directory'));
+      $mode = octdec(Drupal::config('system.file')->get('chmod.directory'));
     }
     if (!$mode) {
       $mode = 0775;
@@ -1607,7 +1607,7 @@ function drupal_tempnam($directory, $prefix) {
  *   A string containing the path to the temporary directory.
  */
 function file_directory_temp() {
-  $config = config('system.file');
+  $config = Drupal::config('system.file');
   $temporary_directory = $config->get('path.temporary');
   if (empty($temporary_directory)) {
     $temporary_directory = file_directory_os_temp();

core/includes/form.inc

@@ -4574,7 +4574,7 @@ function form_process_weight($element) {
   $element['#is_weight'] = TRUE;
 
   // If the number of options is small enough, use a select field.
-  $max_elements = config('system.site')->get('weight_select_max');
+  $max_elements = Drupal::config('system.site')->get('weight_select_max');
   if ($element['#delta'] <= $max_elements) {
     $element['#type'] = 'select';
     for ($n = (-1 * $element['#delta']); $n <= $element['#delta']; $n++) {

core/includes/install.core.inc

@@ -2442,7 +2442,7 @@ function _install_configure_form($form, &$form_state, &$install_state) {
     '#type' => 'select',
     '#title' => t('Default country'),
     '#empty_value' => '',
-    '#default_value' => config('system.date')->get('country.default'),
+    '#default_value' => Drupal::config('system.date')->get('country.default'),
     '#options' => $countries,
     '#description' => t('Select the default country for the site.'),
     '#weight' => 0,
@@ -2509,13 +2509,13 @@ function install_configure_form_validate($form, &$form_state) {
 function install_configure_form_submit($form, &$form_state) {
   global $user;
 
-  config('system.site')
+  Drupal::config('system.site')
     ->set('name', $form_state['values']['site_name'])
     ->set('mail', $form_state['values']['site_mail'])
     ->set('langcode', language_default()->id)
     ->save();
 
-  config('system.date')
+  Drupal::config('system.date')
     ->set('timezone.default', $form_state['values']['date_default_timezone'])
     ->set('country.default', $form_state['values']['site_default_country'])
     ->save();
@@ -2527,7 +2527,7 @@ function install_configure_form_submit($form, &$form_state) {
     // Add the site maintenance account's email address to the list of
     // addresses to be notified when updates are available, if selected.
     if ($form_state['values']['update_status_module'][2]) {
-      config('update.settings')->set('notification.emails', array($form_state['values']['account']['mail']))->save();
+      Drupal::config('update.settings')->set('notification.emails', array($form_state['values']['account']['mail']))->save();
     }
   }
 

core/includes/install.inc

@@ -633,7 +633,7 @@ function drupal_install_system() {
   // reset first in order to allow config_install_default_config() to invoke
   // config import callbacks.
   // @todo Installation profiles may override the system.module config object.
-  config('system.module')
+  Drupal::config('system.module')
     ->set('enabled.system', 0)
     ->save();
 

core/includes/language.inc

@@ -192,7 +192,7 @@ function language_types_get_configurable() {
  */
 function language_types_disable($types) {
   $configurable = language_types_get_configurable();
-  config('system.language.types')->set('configurable', array_diff($configurable, $types))->save();
+  Drupal::config('system.language.types')->set('configurable', array_diff($configurable, $types))->save();
 }
 
 /**
@@ -252,7 +252,7 @@ function language_types_set(array $configurable_language_types) {
   }
 
   // Store the language type configuration.
-  $config = config('system.language.types');
+  $config = Drupal::config('system.language.types');
   $config->set('configurable', array_keys(array_filter($language_types)))->save();
   $config->set('all', array_keys($language_types))->save();
 
@@ -493,7 +493,7 @@ function language_negotiation_method_invoke($method_id, $method = NULL, $request
   *   A valid language code on success, FALSE otherwise.
   */
 function language_from_selected($languages) {
-  $langcode = (string) config('language.negotiation')->get('selected_langcode');
+  $langcode = (string) Drupal::config('language.negotiation')->get('selected_langcode');
   // Replace the site's default langcode by its real value.
   if ($langcode == 'site_default') {
     $langcode = language_default()->id;

core/includes/mail.inc

@@ -119,7 +119,7 @@
  *   accepted at php-level, which still doesn't guarantee it to be delivered.)
  */
 function drupal_mail($module, $key, $to, $langcode, $params = array(), $from = NULL, $send = TRUE) {
-  $site_config = config('system.site');
+  $site_config = Drupal::config('system.site');
   $site_mail = $site_config->get('mail');
   if (empty($site_mail)) {
     $site_mail = ini_get('sendmail_from');
@@ -268,7 +268,7 @@ function drupal_mail_system($module, $key) {
 
   $id = $module . '_' . $key;
 
-  $configuration = config('system.mail')->get('interface');
+  $configuration = Drupal::config('system.mail')->get('interface');
 
   // Look for overrides for the default class, starting from the most specific
   // id, and falling back to the module name.

core/includes/menu.inc

@@ -1821,7 +1821,7 @@ function menu_list_system_menus() {
  * Returns an array of links to be rendered as the Main menu.
  */
 function menu_main_menu() {
-  $config = config('menu.settings');
+  $config = Drupal::config('menu.settings');
   $menu_enabled = module_exists('menu');
   // When menu module is not enabled, we need a hardcoded default value.
   $main_links_source = $menu_enabled ? $config->get('main_links') : 'main';
@@ -1832,7 +1832,7 @@ function menu_main_menu() {
  * Returns an array of links to be rendered as the Secondary links.
  */
 function menu_secondary_menu() {
-  $config = config('menu.settings');
+  $config = Drupal::config('menu.settings');
   $menu_enabled = module_exists('menu');
   // When menu module is not enabled, we need a hardcoded default value.
   $main_links_source = $menu_enabled ? $config->get('main_links') : 'main';
@@ -2376,7 +2376,7 @@ function menu_set_active_menu_names($menu_names = NULL) {
     $active = $menu_names;
   }
   elseif (!isset($active)) {
-    $config = config('system.menu');
+    $config = Drupal::config('system.menu');
     $active = $config->get('active_menus_default') ?: array_keys(menu_list_system_menus());
   }
   return $active;
@@ -3398,7 +3398,7 @@ function _menu_router_save($menu, $masks) {
  */
 function _menu_site_is_offline($check_only = FALSE) {
   // Check if site is in maintenance mode.
-  if (config('system.maintenance')->get('enabled')) {
+  if (Drupal::config('system.maintenance')->get('enabled')) {
     if (user_access('access site in maintenance mode')) {
       // Ensure that the maintenance mode message is displayed only once
       // (allowing for page redirects) and specifically suppress its display on

core/includes/module.inc

@@ -24,7 +24,7 @@
  * @see list_themes()
  *
  * @todo There are too many layers/levels of caching involved for system_list()
- *   data. Consider to add a config($name, $cache = TRUE) argument to allow
+ *   data. Consider to add a Drupal::config($name, $cache = TRUE) argument to allow
  *   callers like system_list() to force-disable a possible configuration
  *   storage controller cache or some other way to circumvent it/take it over.
  */
@@ -39,7 +39,7 @@ function system_list($type) {
       'filepaths' => array(),
     );
     // Build a list of themes.
-    $enabled_themes = (array) config('system.theme')->get('enabled');
+    $enabled_themes = (array) Drupal::config('system.theme')->get('enabled');
     // @todo Themes include all themes, including disabled/uninstalled. This
     //   system.theme.data state will go away entirely as soon as themes have
     //   a proper installation status.
@@ -324,7 +324,7 @@ function drupal_required_modules() {
  */
 function module_set_weight($module, $weight) {
   // Update the module weight in the config file that contains it.
-  $module_config = config('system.module');
+  $module_config = Drupal::config('system.module');
   if ($module_config->get("enabled.$module") !== NULL) {
     $module_config
       ->set("enabled.$module", $weight)
@@ -345,7 +345,7 @@ function module_set_weight($module, $weight) {
     $module_handler->setModuleList($module_filenames);
     return;
   }
-  $disabled_config = config('system.module.disabled');
+  $disabled_config = Drupal::config('system.module.disabled');
   if ($disabled_config->get($module) !== NULL) {
     $disabled_config
       ->set($module, $weight)

core/includes/path.inc

@@ -22,7 +22,7 @@ function drupal_is_front_page() {
   $is_front_page = &$drupal_static_fast['is_front_page'];
 
   if (!isset($is_front_page)) {
-    $is_front_page = (current_path() == config('system.site')->get('page.front'));
+    $is_front_page = (current_path() == Drupal::config('system.site')->get('page.front'));
   }
 
   return $is_front_page;
@@ -53,7 +53,7 @@ function drupal_match_path($path, $patterns) {
     $replacements = array(
       '|',
       '.*',
-      '\1' . preg_quote(config('system.site')->get('page.front'), '/') . '\2'
+      '\1' . preg_quote(Drupal::config('system.site')->get('page.front'), '/') . '\2'
     );
     $patterns_quoted = preg_quote($patterns, '/');
     $regexps[$patterns] = '/^(' . preg_replace($to_replace, $replacements, $patterns_quoted) . ')$/';

core/includes/theme.inc

@@ -96,7 +96,7 @@ function drupal_theme_initialize() {
 
   // Only select the user selected theme if it is available in the
   // list of themes that can be accessed.
-  $theme = !empty($user->theme) && drupal_theme_access($user->theme) ? $user->theme : config('system.theme')->get('default');
+  $theme = !empty($user->theme) && drupal_theme_access($user->theme) ? $user->theme : Drupal::config('system.theme')->get('default');
 
   // Allow modules to override the theme. Validation has already been performed
   // inside menu_get_custom_theme(), so we do not need to check it again here.
@@ -1463,8 +1463,8 @@ function theme_settings_convert_to_config(array $theme_settings, Config $config)
  */
 function theme_enable($theme_list) {
   drupal_clear_css_cache();
-  $theme_config = config('system.theme');
-  $disabled_themes = config('system.theme.disabled');
+  $theme_config = Drupal::config('system.theme');
+  $disabled_themes = Drupal::config('system.theme.disabled');
   foreach ($theme_list as $key) {
     // Throw an exception if the theme name is too long.
     if (strlen($key) > DRUPAL_EXTENSION_NAME_MAX_LENGTH) {
@@ -1500,7 +1500,7 @@ function theme_enable($theme_list) {
  */
 function theme_disable($theme_list) {
   // Don't disable the default theme.
-  if ($pos = array_search(config('system.theme')->get('default'), $theme_list) !== FALSE) {
+  if ($pos = array_search(Drupal::config('system.theme')->get('default'), $theme_list) !== FALSE) {
     unset($theme_list[$pos]);
     if (empty($theme_list)) {
       return;
@@ -1509,8 +1509,8 @@ function theme_disable($theme_list) {
 
   drupal_clear_css_cache();
 
-  $theme_config = config('system.theme');
-  $disabled_themes = config('system.theme.disabled');
+  $theme_config = Drupal::config('system.theme');
+  $disabled_themes = Drupal::config('system.theme.disabled');
   foreach ($theme_list as $key) {
     // The value is not used; the weight is ignored for themes currently.
     $theme_config->clear("enabled.$key");
@@ -2551,7 +2551,7 @@ function template_preprocess_html(&$variables) {
     drupal_add_html_head_link(array('rel' => 'shortcut icon', 'href' => drupal_strip_dangerous_protocols($favicon), 'type' => $type));
   }
 
-  $site_config = config('system.site');
+  $site_config = Drupal::config('system.site');
   // Construct page title.
   if (drupal_get_title()) {
     $head_title = array(
@@ -2643,7 +2643,7 @@ function template_preprocess_html(&$variables) {
  */
 function template_preprocess_page(&$variables) {
   $language_interface = language(Language::TYPE_INTERFACE);
-  $site_config = config('system.site');
+  $site_config = Drupal::config('system.site');
 
   // Move some variables to the top level for themer convenience and template cleanliness.
   $variables['show_messages'] = $variables['page']['#show_messages'];
@@ -2840,7 +2840,7 @@ function template_preprocess_maintenance_page(&$variables) {
     $variables['layout'] = ($variables['layout'] == 'first') ? 'both' : 'second';
   }
 
-  $site_config = config('system.site');
+  $site_config = Drupal::config('system.site');
   $site_name = $site_config->get('name');
   $site_slogan = $site_config->get('slogan');
 

core/includes/update.inc

@@ -32,7 +32,7 @@
  */
 function update_fix_compatibility() {
   foreach (array('module', 'theme') as $type) {
-    $config = config("system.$type");
+    $config = Drupal::config("system.$type");
     $save = FALSE;
     foreach ($config->get('enabled') as $name => $weight) {
       if (update_check_incompatibility($name, $type)) {
@@ -334,10 +334,10 @@ function update_prepare_d8_bootstrap() {
         variable_set('language_default', (array) $language_default);
       }
 
-      $module_config = config('system.module');
-      $disabled_modules = config('system.module.disabled');
-      $theme_config = config('system.theme');
-      $disabled_themes = config('system.theme.disabled');
+      $module_config = Drupal::config('system.module');
+      $disabled_modules = Drupal::config('system.module.disabled');
+      $theme_config = Drupal::config('system.theme');
+      $disabled_themes = Drupal::config('system.theme.disabled');
       $schema_store = Drupal::keyValue('system.schema');
 
       // Load system.module, because update_prepare_d8_bootstrap() is called in
@@ -494,7 +494,7 @@ function update_prepare_d8_language() {
     }
     Drupal::state()->set('locale.translation.plurals', $plurals);
     Drupal::state()->set('locale.translation.javascript', $javascript);
-    config('language.negotiation')
+    Drupal::config('language.negotiation')
       ->set('url.prefixes', $prefixes)
       ->set('url.domains', $domains)
       ->save();
@@ -573,7 +573,7 @@ function update_prepare_d8_language() {
     $result = db_query('SELECT * FROM {language}');
     $uuid = new Uuid();
     foreach ($result as $language) {
-      config('language.entity.' . $language->langcode)
+      Drupal::config('language.entity.' . $language->langcode)
         ->set('id', $language->langcode)
         ->set('uuid', $uuid->generate())
         ->set('label', $language->name)
@@ -710,7 +710,7 @@ function update_fix_d8_requirements() {
     // views configurations.
     // Like any other module APIs and services, Views' services are not available
     // in update.php. Existing listings are migrated into configuration, using
-    // the limited standard tools of raw database queries and config().
+    // the limited standard tools of raw database queries and Drupal::config().
     module_enable(array('views'));
 
     update_variable_set('update_d8_requirements', TRUE);
@@ -858,7 +858,7 @@ function update_do_one($module, $number, $dependency_map, &$context) {
 function update_batch($start, $redirect = NULL, $url = NULL, $batch = array(), $redirect_callback = NULL) {
   // During the update, bring the site offline so that schema changes do not
   // affect visiting users.
-  $maintenance_mode = config('system.maintenance')->get('enabled');
+  $maintenance_mode = Drupal::config('system.maintenance')->get('enabled');
   if (isset($maintenance_mode)) {
     $_SESSION['maintenance_mode'] = $maintenance_mode;
   }
@@ -867,7 +867,7 @@ function update_batch($start, $redirect = NULL, $url = NULL, $batch = array(), $
     // @todo This is borderline state, not config. Or a global system
     //   "maintenance lock".
     if (db_table_exists('config')) {
-      config('system.maintenance')->set('enabled', TRUE)->save();
+      Drupal::config('system.maintenance')->set('enabled', TRUE)->save();
     }
   }
 
@@ -941,7 +941,7 @@ function update_finished($success, $results, $operations) {
   if (isset($_SESSION['maintenance_mode'])) {
     $GLOBALS['conf']['system.maintenance']['enabled'] = FALSE;
     // At this point, the configuration system should exist.
-    config('system.maintenance')->set('enabled', FALSE)->save();
+    Drupal::config('system.maintenance')->set('enabled', FALSE)->save();
     unset($_SESSION['maintenance_mode']);
   }
 }
@@ -1405,7 +1405,7 @@ function update_variables_to_config($config_name, array $variable_map) {
   // Build the new configuration object.
   // This potentially loads an existing configuration object, in case another
   // update function migrated configuration values into $config_name already.
-  $config = config($config_name);
+  $config = Drupal::config($config_name);
   $original_data = $config->get();
 
   // Extract the module namespace/owner from the configuration object name.
@@ -1435,7 +1435,7 @@ function update_variables_to_config($config_name, array $variable_map) {
     // This function migrates variables regardless of their value, including
     // NULL values. Any possibly required customizations need to be performed
     // manually, either via variable_set() before calling this function or via
-    // config() after calling this function.
+    // Drupal::config() after calling this function.
     if (isset($variables[$variable_name])) {
       $value = unserialize($variables[$variable_name]);
       $config->set($config_key, $value);
@@ -1636,7 +1636,7 @@ function update_language_list($flags = Language::STATE_CONFIGURABLE) {
       // save the same object without data loss.
       foreach ($language_entities as $langcode_config_name) {
         $langcode = substr($langcode_config_name, strlen('language.entity.'));
-        $info = config($langcode_config_name)->get();
+        $info = Drupal::config($langcode_config_name)->get();
         $languages[$langcode] = new Language(array(
           'default' => ($info['id'] == $default->id),
           'name' => $info['label'],

core/lib/Drupal.php

@@ -207,12 +207,12 @@ public static function lock() {
    * Retrieves a configuration object.
    *
    * This is the main entry point to the configuration API. Calling
-   * @code Drupal::config('book.admin') @endcode will return a configuration
+   * @code \Drupal::config('book.admin') @endcode will return a configuration
    * object in which the book module can store its administrative settings.