Issue #2362227 by dawehner, mpdonadio, znerol, tim.plunkett, skipyT: Replace...

Issue #2362227 by dawehner, mpdonadio, znerol, tim.plunkett, skipyT: Replace all instances of current_path()

core/core.services.yml

@@ -566,7 +566,7 @@ services:
       - { name: backend_overridable }
   path.matcher:
     class: Drupal\Core\Path\PathMatcher
-    arguments: ['@config.factory']
+    arguments: ['@config.factory', '@current_route_match']
   path.validator:
     class: Drupal\Core\Path\PathValidator
     arguments: ['@router', '@router.no_access_checks', '@current_user', '@path_processor_manager']

core/includes/batch.inc

@@ -450,18 +450,20 @@ function _batch_finished() {
     }
     if ($_batch['form_state']->getRedirect() === NULL) {
       $redirect = $_batch['batch_redirect'] ?: $_batch['source_url'];
-      $options = UrlHelper::parse($redirect);
       // Any path with a scheme does not correspond to a route.
-      if (parse_url($options['path'], PHP_URL_SCHEME)) {
-        $redirect = Url::fromUri($options['path'], $options);
-      }
-      else {
-        $redirect = \Drupal::pathValidator()->getUrlIfValid($options['path']);
-        if (!$redirect) {
-          // Stay on the same page if the redirect was invalid.
-          $redirect = Url::fromRoute('<current>');
+      if (!$redirect instanceof Url) {
+        $options = UrlHelper::parse($redirect);
+        if (parse_url($options['path'], PHP_URL_SCHEME)) {
+          $redirect = Url::fromUri($options['path'], $options);
+        }
+        else {
+          $redirect = \Drupal::pathValidator()->getUrlIfValid($options['path']);
+          if (!$redirect) {
+            // Stay on the same page if the redirect was invalid.
+            $redirect = Url::fromRoute('<current>');
+          }
+          $redirect->setOptions($options);
         }
-        $redirect->setOptions($options);
       }
       $_batch['form_state']->setRedirectUrl($redirect);
     }
@@ -480,16 +482,17 @@ function _batch_finished() {
       $_SESSION['batch_form_state'] = $_batch['form_state'];
     }
     $callback = $_batch['redirect_callback'];
+    /** @var \Drupal\Core\Url $source_url */
+    $source_url = $_batch['source_url'];
     if (is_callable($callback)) {
       $callback($_batch['source_url'], array('query' => array('op' => 'finish', 'id' => $_batch['id'])));
     }
     elseif ($callback === NULL) {
       // Default to RedirectResponse objects when nothing specified.
-      $url = _url($_batch['source_url'], array(
-        'absolute' => TRUE,
-        'query' => array('op' => 'finish', 'id' => $_batch['id']),
-      ));
-      return new RedirectResponse($url);
+      $url = $source_url
+        ->setAbsolute()
+        ->setOption('query', ['op' => 'finish', 'id' => $_batch['id']]);
+      return new RedirectResponse($url->toString());
     }
   }
 }

core/includes/bootstrap.inc

@@ -1132,8 +1132,6 @@ function language_default() {
  *
  * @return
  *   The requested Drupal URL path.
- *
- * @see current_path()
  */
 function request_path() {
   static $path;
@@ -1168,18 +1166,6 @@ function request_path() {
   return $path;
 }
 
-/**
- * @todo This is a temporary function pending refactoring Drupal to use
- *   Symfony's Request object exclusively.
- */
-function _current_path($path = NULL) {
-  static $current_path = '';
-  if (isset($path)) {
-    $current_path = $path;
-  }
-  return $current_path;
-}
-
 /**
  * Registers an additional namespace.
  *

core/includes/common.inc

@@ -23,6 +23,7 @@
 use Drupal\Core\Cache\Cache;
 use Drupal\Core\Language\LanguageInterface;
 use Drupal\Core\Site\Settings;
+use Drupal\Core\Url;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpFoundation\Request;
 use Drupal\Core\PhpStorage\PhpStorageFactory;
@@ -245,7 +246,6 @@ function drupal_get_html_head($render = TRUE) {
  *   - destination: The path provided via the destination query string or, if
  *     not available, the current path.
  *
- * @see current_path()
  * @ingroup form_api
  */
 function drupal_get_destination() {
@@ -260,7 +260,7 @@ function drupal_get_destination() {
     $destination = array('destination' => $query->get('destination'));
   }
   else {
-    $path = current_path();
+    $path = \Drupal::routeMatch()->getRouteName() ? Url::fromRouteMatch(\Drupal::routeMatch())->getInternalPath() : '';
     $query = UrlHelper::buildQuery(UrlHelper::filterQueryParameters($query->all()));
     if ($query != '') {
       $path .= '?' . $query;
@@ -1469,18 +1469,20 @@ function _drupal_add_js($data = NULL, $options = NULL) {
           // Instead of running the hook_url_outbound_alter() again here, extract
           // them from url().
           // @todo Make this less hacky: http://drupal.org/node/1547376.
-          $scriptPath = $GLOBALS['script_path'];
+          $request = \Drupal::request();
+          $scriptPath = $request->getScriptName();
+
           $pathPrefix = '';
-          $current_query = \Drupal::service('request_stack')->getCurrentRequest()->query->all();
+          $current_query = $request->query->all();
           _url('', array('script' => &$scriptPath, 'prefix' => &$pathPrefix));
-          $current_path = current_path();
+          $current_path = \Drupal::routeMatch()->getRouteName() ? Url::fromRouteMatch(\Drupal::routeMatch())->getInternalPath() : '';
           $current_path_is_admin = FALSE;
           // The function path_is_admin() is not available on update.php pages.
           if (!(defined('MAINTENANCE_MODE'))) {
             $current_path_is_admin = \Drupal::service('router.admin_context')->isAdminRoute();
           }
           $path = array(
-            'basePath' => base_path(),
+            'baseUrl' => $request->getBaseUrl() . '/',
             'scriptPath' => $scriptPath,
             'pathPrefix' => $pathPrefix,
             'currentPath' => $current_path,

core/includes/form.inc

@@ -15,6 +15,7 @@
 use Drupal\Core\Form\OptGroup;
 use Drupal\Core\Render\Element;
 use Drupal\Core\Template\Attribute;
+use Drupal\Core\Url;
 use Symfony\Component\HttpFoundation\RedirectResponse;
 
 /**
@@ -827,7 +828,7 @@ function batch_process($redirect = NULL, $url = 'batch', $redirect_callback = NU
       'progressive' => TRUE,
       'url' => $url,
       'url_options' => array(),
-      'source_url' => current_path(),
+      'source_url' => Url::fromRouteMatch(\Drupal::routeMatch()),
       'batch_redirect' => $redirect,
       'theme' => \Drupal::theme()->getActiveTheme()->getName(),
       'redirect_callback' => $redirect_callback,

core/includes/path.inc

@@ -39,36 +39,6 @@ function drupal_match_path($path, $patterns) {
   return \Drupal::service('path.matcher')->matchPath($path, $patterns);
 }
 
-/**
- * Return the current URL path of the page being viewed.
- *
- * Examples:
- * - http://example.com/node/306 returns "node/306".
- * - http://example.com/drupalfolder/node/306 returns "node/306" while
- *   base_path() returns "/drupalfolder/".
- * - http://example.com/path/alias (which is a path alias for node/306) returns
- *   "node/306" as opposed to the path alias.
- *
- * @return string
- *   The current Drupal URL path.
- *
- * @see request_path()
- */
-function current_path() {
-  // @todo Remove the check for whether the request service exists and the
-  // fallback code below, once the path alias logic has been figured out in
-  // http://drupal.org/node/1269742.
-  if ($request = \Drupal::request()) {
-    $path = $request->attributes->get('_system_path');
-    if ($path !== NULL) {
-      return $path;
-    }
-  }
-  // If we are outside the request scope, fall back to using the path stored in
-  // _current_path().
-  return _current_path();
-}
-
 /**
  * Determines whether a path is in the administrative section of the site.
  *

core/lib/Drupal/Core/DrupalKernel.php

@@ -22,6 +22,7 @@
 use Drupal\Core\PageCache\RequestPolicyInterface;
 use Drupal\Core\PhpStorage\PhpStorageFactory;
 use Drupal\Core\Site\Settings;
+use Symfony\Cmf\Component\Routing\RouteObjectInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 use Symfony\Component\DependencyInjection\ParameterBag\ParameterBag;
 use Symfony\Component\DependencyInjection\Dumper\PhpDumper;
@@ -32,6 +33,7 @@
 use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
 use Symfony\Component\HttpKernel\TerminableInterface;
 use Composer\Autoload\ClassLoader;
+use Symfony\Component\Routing\Route;
 
 /**
  * The DrupalKernel class is the core of Drupal itself.
@@ -585,6 +587,8 @@ public function prepareLegacyRequest(Request $request) {
     $this->preHandle($request);
     // Enter the request scope so that current_user service is available for
     // locale/translation sake.
+    $request->attributes->set(RouteObjectInterface::ROUTE_OBJECT, new Route('<none>'));
+    $request->attributes->set(RouteObjectInterface::ROUTE_NAME, '<none>');
     $this->container->get('request_stack')->push($request);
     $this->container->get('router.request_context')->fromRequest($request);
     return $this;
@@ -809,8 +813,6 @@ protected function initializeRequestGlobals(Request $request) {
     global $base_secure_url, $base_insecure_url;
 
     // @todo Refactor with the Symfony Request object.
-    _current_path(request_path());
-
     if (isset($base_url)) {
       // Parse fixed base URL from settings.php.
       $parts = parse_url($base_url);

core/lib/Drupal/Core/Path/PathMatcher.php

@@ -8,6 +8,8 @@
 namespace Drupal\Core\Path;
 
 use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\Core\Routing\RouteMatchInterface;
+use Drupal\Core\Url;
 
 /**
  * Provides a path matcher.
@@ -42,14 +44,24 @@ class PathMatcher implements PathMatcherInterface {
    */
   protected $configFactory;
 
+  /**
+   * The current route match.
+   *
+   * @var \Drupal\Core\Routing\RouteMatchInterface
+   */
+  protected $routeMatch;
+
   /**
    * Creates a new PathMatcher.
    *
    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
    *   The config factory.
+   * @param \Drupal\Core\Routing\RouteMatchInterface $route_match
+   *   The current route match.
    */
-  public function __construct(ConfigFactoryInterface $config_factory) {
+  public function __construct(ConfigFactoryInterface $config_factory, RouteMatchInterface $route_match) {
     $this->configFactory = $config_factory;
+    $this->routeMatch = $route_match;
   }
 
   /**
@@ -84,7 +96,13 @@ public function matchPath($path, $patterns) {
   public function isFrontPage() {
     // Cache the result as this is called often.
     if (!isset($this->isCurrentFrontPage)) {
-      $this->isCurrentFrontPage = (current_path() == $this->getFrontPagePath());
+      $this->isCurrentFrontPage = FALSE;
+      // Ensure that the code can also be executed when there is no active
+      // route match, like on exception responses.
+      if ($this->routeMatch->getRouteName()) {
+        $url = Url::fromRouteMatch($this->routeMatch);
+        $this->isCurrentFrontPage = ($url->getRouteName() && $url->getInternalPath() === $this->getFrontPagePath());
+      }
     }
     return $this->isCurrentFrontPage;
   }
@@ -98,6 +116,8 @@ public function isFrontPage() {
   protected function getFrontPagePath() {
     // Lazy-load front page config.
     if (!isset($this->frontPage)) {
+      // @todo page.front should store the route name, see
+      //   https://www.drupal.org/node/2371823
       $this->frontPage = $this->configFactory->get('system.site')
         ->get('page.front');
     }

core/lib/Drupal/Core/Render/Element/RenderElement.php

@@ -10,6 +10,7 @@
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Plugin\PluginBase;
 use Drupal\Core\Render\Element;
+use Drupal\Core\Url;
 
 /**
  * Provides a base class for render element plugins.
@@ -136,7 +137,7 @@ public static function processAjaxForm(&$element, FormStateInterface $form_state
   /**
    * Adds Ajax information about an element to communicate with JavaScript.
    *
-   * If #ajax['path'] is set on an element, this additional JavaScript is added
+   * If #ajax['url'] is set on an element, this additional JavaScript is added
    * to the page header to attach the Ajax behaviors. See ajax.js for more
    * information.
    *
@@ -145,7 +146,7 @@ public static function processAjaxForm(&$element, FormStateInterface $form_state
    *   Properties used:
    *   - #ajax['event']
    *   - #ajax['prevent']
-   *   - #ajax['path']
+   *   - #ajax['url']
    *   - #ajax['options']
    *   - #ajax['wrapper']
    *   - #ajax['parameters']
@@ -248,8 +249,13 @@ public static function preRenderAjaxForm($element) {
       }
 
       // Change path to URL.
-      $settings['url'] = isset($settings['path']) ? _url($settings['path'], $settings['options']) : NULL;
-      unset($settings['path'], $settings['options']);
+      if (isset($settings['url']) && $settings['url'] instanceof Url) {
+        $settings['url'] = $settings['url']->setOptions($settings['options'])->toString();
+      }
+      else {
+        $settings['url'] = NULL;
+      }
+      unset($settings['options']);
 
       // Add special data to $settings['submit'] so that when this element
       // triggers an Ajax submission, Drupal's form processing can determine which

core/lib/Drupal/Core/Routing/NullGenerator.php

@@ -38,6 +38,12 @@ protected function getRoute($name) {
     if ($name === '<front>') {
       return new Route('/');
     }
+    elseif ($name === '<current>') {
+      return new Route($this->requestStack->getCurrentRequest()->getPathInfo());
+    }
+    elseif ($name === '<none>') {
+      return new Route('');
+    }
     throw new RouteNotFoundException();
   }
 

core/lib/Drupal/Core/Url.php

@@ -9,6 +9,7 @@
 
 use Drupal\Component\Utility\String;
 use Drupal\Core\DependencyInjection\DependencySerializationTrait;
+use Drupal\Core\Routing\RouteMatchInterface;
 use Drupal\Core\Routing\UrlGeneratorInterface;
 use Drupal\Core\Session\AccountInterface;
 use Drupal\Core\Utility\UnroutedUrlAssemblerInterface;
@@ -86,6 +87,13 @@ class Url {
    */
   protected $uri;
 
+  /**
+   * Stores the internal path, if already requested by getInternalPath
+   *
+   * @var string
+   */
+  protected $internalPath;
+
   /**
    * Constructs a new Url object.
    *
@@ -165,6 +173,23 @@ public static function fromRoute($route_name, $route_parameters = array(), $opti
     return new static($route_name, $route_parameters, $options);
   }
 
+  /**
+   * Creates a new URL object from a route match.
+   *
+   * @param \Drupal\Core\Routing\RouteMatchInterface $route_match
+   *   The route match.
+   *
+   * @return $this
+   */
+  public static function fromRouteMatch(RouteMatchInterface $route_match) {
+    if ($route_match->getRouteObject()) {
+      return new static($route_match->getRouteName(), $route_match->getRawParameters()->all());
+    }
+    else {
+      throw new \InvalidArgumentException('Route required');
+    }
+  }
+
   /**
    * Creates a new Url object for a URI that does not have a Drupal route.
    *
@@ -510,7 +535,11 @@ public function getInternalPath() {
     if ($this->unrouted) {
       throw new \UnexpectedValueException('Unrouted URIs do not have internal representations.');
     }
-    return $this->urlGenerator()->getPathFromRoute($this->getRouteName(), $this->getRouteParameters());
+
+    if (!isset($this->internalPath)) {
+      $this->internalPath = $this->urlGenerator()->getPathFromRoute($this->getRouteName(), $this->getRouteParameters());
+    }
+    return $this->internalPath;
   }
 
   /**
@@ -582,12 +611,13 @@ protected function unroutedUrlAssembler() {
    * Sets the URL generator.
    *
    * @param \Drupal\Core\Routing\UrlGeneratorInterface
-   *   The URL generator.
+   *   (optional) The URL generator, specify NULL to reset it.
    *
    * @return $this
    */
-  public function setUrlGenerator(UrlGeneratorInterface $url_generator) {
+  public function setUrlGenerator(UrlGeneratorInterface $url_generator = NULL) {
     $this->urlGenerator = $url_generator;
+    $this->internalPath = NULL;
     return $this;
   }
 

core/misc/ajax.js

@@ -9,7 +9,7 @@
    * page. The request returns an array of commands encoded in JSON, which is
    * then executed to make any changes that are necessary to the page.
    *
-   * Drupal uses this file to enhance form elements with #ajax['path'] and
+   * Drupal uses this file to enhance form elements with #ajax['url'] and
    * #ajax['wrapper'] properties. If set, this file will automatically be included
    * to provide Ajax capabilities.
    */

core/misc/drupal.js

@@ -326,7 +326,7 @@ if (window.jQuery) {
    * Returns the URL to a Drupal page.
    */
   Drupal.url = function (path) {
-    return drupalSettings.path.basePath + drupalSettings.path.scriptPath + drupalSettings.path.pathPrefix + path;
+    return drupalSettings.path.baseUrl + drupalSettings.path.pathPrefix + path;
   };
 
   /**

core/misc/machine-name.js

@@ -173,7 +173,7 @@
      *   The transliterated source string.
      */
     transliterate: function (source, settings) {
-      return $.get(drupalSettings.path.basePath + 'machine_name/transliterate', {
+      return $.get(Drupal.url('machine_name/transliterate'), {
         text: source,
         langcode: drupalSettings.langcode,
         replace_pattern: settings.replace_pattern,

core/modules/field/src/Plugin/views/field/Field.php

@@ -469,7 +469,7 @@ public function buildOptionsForm(&$form, FormStateInterface $form_state) {
       '#options' => $formatters,
       '#default_value' => $this->options['type'],
       '#ajax' => array(
-        'path' => views_ui_build_form_path($form_state),
+        'url' => views_ui_build_form_url($form_state),
       ),
       '#submit' => array(array($this, 'submitTemporaryForm')),
       '#executes_submit_callback' => TRUE,

core/modules/file/src/Element/ManagedFile.php

@@ -9,6 +9,7 @@
 
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Render\Element\FormElement;
+use Drupal\Core\Url;
 use Drupal\file\Entity\File;
 
 /**
@@ -144,7 +145,7 @@ public static function processManagedFile(&$element, FormStateInterface $form_st
     $element['#tree'] = TRUE;
 
     $ajax_settings = [
-      'path' => 'file/ajax',
+      'url' => Url::fromRoute('file.ajax_upload'),
       'options' => [
         'query' => [
           'element_parents' => implode('/', $element['#array_parents']),
@@ -219,7 +220,7 @@ public static function processManagedFile(&$element, FormStateInterface $form_st
       }
 
       // Add the upload progress callback.
-      $element['upload_button']['#ajax']['progress']['path'] = 'file/progress/' . $upload_progress_key;
+      $element['upload_button']['#ajax']['progress']['url'] = Url::fromRoute('file.ajax_progress');
     }
 
     // The file upload field itself.

core/modules/file/src/Plugin/Field/FieldWidget/FileWidget.php

@@ -15,6 +15,7 @@
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Render\Element;
 use Drupal\file\Element\ManagedFile;
+use Drupal\Core\Url;
 
 /**
  * Plugin implementation of the 'file_generic' widget.
@@ -381,7 +382,7 @@ public static function process($element, FormStateInterface $form_state, $form)
     // file, the entire group of file fields is updated together.
     if ($element['#cardinality'] != 1) {
       $parents = array_slice($element['#array_parents'], 0, -1);
-      $new_path = 'file/ajax';
+      $new_url = Url::fromRoute('file.ajax_upload');
       $new_options = array(
         'query' => array(
           'element_parents' => implode('/', $parents),
@@ -392,7 +393,7 @@ public static function process($element, FormStateInterface $form_state, $form)
       $new_wrapper = $field_element['#id'] . '-ajax-wrapper';
       foreach (Element::children($element) as $key) {
         if (isset($element[$key]['#ajax'])) {
-          $element[$key]['#ajax']['path'] = $new_path;
+          $element[$key]['#ajax']['url'] = $new_url->setOptions($new_options);
           $element[$key]['#ajax']['options'] = $new_options;
           $element[$key]['#ajax']['wrapper'] = $new_wrapper;
         }

core/modules/shortcut/shortcut.module

@@ -297,7 +297,7 @@ function shortcut_preprocess_page(&$variables) {
   // we do not want to display it on "access denied" or "page not found"
   // pages).
   if (shortcut_set_edit_access()->isAllowed() && !\Drupal::request()->attributes->has('exception')) {
-    $link = current_path();
+    $link = Url::fromRouteMatch(\Drupal::routeMatch())->getInternalPath();
     $route_match = \Drupal::routeMatch();
 
     $query = array(

core/modules/simpletest/src/InstallerTestBase.php

@@ -164,13 +164,6 @@ protected function setUp() {
       ->set('interface.default', 'test_mail_collector')
       ->save();
 
-    // When running from run-tests.sh we don't get an empty current path which
-    // would indicate we're on the home page.
-    $path = current_path();
-    if (empty($path)) {
-      _current_path('run-tests');
-    }
-
     $this->isInstalled = TRUE;
   }
 

core/modules/simpletest/src/WebTestBase.php

@@ -932,12 +932,6 @@ protected function setUp() {
     //   DrupalKernel::prepareLegacyRequest() -> DrupalKernel::boot() but that
     //   appears to be calling a different container.
     $this->container->get('stream_wrapper_manager')->register();
-    // Temporary fix so that when running from run-tests.sh we don't get an
-    // empty current path which would indicate we're on the home page.
-    $path = current_path();
-    if (empty($path)) {
-      _current_path('run-tests');
-    }
   }
 
   /**

core/modules/system/src/Tests/Common/JavaScriptTest.php

@@ -42,6 +42,9 @@ protected function setUp() {
 
     // Reset _drupal_add_js() statics before each test.
     drupal_static_reset('_drupal_add_js');
+
+    $this->installSchema('system', 'router');
+    \Drupal::service('router.builder')->rebuild();
   }
 
   protected function tearDown() {
@@ -156,7 +159,7 @@ function testHeaderSetting() {
     $this->render($attached);
 
     $javascript = drupal_get_js('header');
-    $this->assertTrue(strpos($javascript, 'basePath') > 0, 'Rendered JavaScript header returns basePath setting.');
+    $this->assertTrue(strpos($javascript, 'baseUrl') > 0, 'Rendered JavaScript header returns baseUrl setting.');
     $this->assertTrue(strpos($javascript, 'scriptPath') > 0, 'Rendered JavaScript header returns scriptPath setting.');
     $this->assertTrue(strpos($javascript, 'pathPrefix') > 0, 'Rendered JavaScript header returns pathPrefix setting.');
     $this->assertTrue(strpos($javascript, 'currentPath') > 0, 'Rendered JavaScript header returns currentPath setting.');

core/modules/system/src/Tests/Common/PageRenderTest.php

@@ -21,7 +21,10 @@ class PageRenderTest extends KernelTestBase {
    * Tests hook_page_attachments() exceptions.
    */
   function testHookPageAttachmentsExceptions() {
-    $this->enableModules(['common_test']);
+    $this->enableModules(['common_test', 'system']);
+    $this->installSchema('system', 'router');
+    \Drupal::service('router.builder')->rebuild();
+
     $this->assertPageRenderHookExceptions('common_test', 'hook_page_attachments');
   }
 
@@ -29,7 +32,10 @@ function testHookPageAttachmentsExceptions() {
    * Tests hook_page_attachments_alter() exceptions.
    */
   function testHookPageAlter() {
-    $this->enableModules(['common_test']);
+    $this->enableModules(['common_test', 'system']);
+    $this->installSchema('system', 'router');
+    \Drupal::service('router.builder')->rebuild();
+
     $this->assertPageRenderHookExceptions('common_test', 'hook_page_attachments_alter');
   }
 

core/modules/system/src/Tests/Path/UrlAlterFunctionalTest.php

@@ -74,15 +74,6 @@ function testUrlAlter() {
     $this->assertUrlOutboundAlter("forum/" . $term->id(), "community/" . $term->id());
   }
 
-  /**
-   * Test current_path() and request_path().
-   */
-  function testCurrentUrlRequestedPath() {
-    $this->drupalGet('url-alter-test/bar');
-    $this->assertRaw('request_path=url-alter-test/bar', 'request_path() returns the requested path.');
-    $this->assertRaw('current_path=url-alter-test/foo', 'current_path() returns the internal path.');
-  }
-
   /**
    * Assert that an outbound path is altered to an expected value.
    *

core/modules/system/src/Tests/Theme/TableTest.php

@@ -23,6 +23,16 @@ class TableTest extends DrupalUnitTestBase {
    */
   public static $modules = array('system');
 
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->installSchema('system', 'router');
+    \Drupal::service('router.builder')->rebuild();
+  }
+
   /**
    * Tableheader.js provides 'sticky' table headers, and is included by default.
    */

core/modules/system/src/Tests/Theme/ThemeTest.php

@@ -10,6 +10,9 @@
 use Drupal\Component\Serialization\Json;
 use Drupal\simpletest\WebTestBase;
 use Drupal\test_theme\ThemeClass;
+use Symfony\Cmf\Component\Routing\RouteObjectInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Route;
 
 /**
  * Tests low-level theme functions.
@@ -137,14 +140,16 @@ public function testThemeOnNonHtmlRequest() {
    * Ensure page-front template suggestion is added when on front page.
    */
   function testFrontPageThemeSuggestion() {
-    $original_path = _current_path();
-    // Set the current path to node because theme_get_suggestions() will query
-    // it to see if we are on the front page.
-    \Drupal::config('system.site')->set('page.front', 'node')->save();
-    _current_path('node');
-    $suggestions = theme_get_suggestions(array('node'), 'page');
+    // Set the current route to user.login because theme_get_suggestions() will
+    // query it to see if we are on the front page.
+    $request = Request::create('/user/login');
+    $request->attributes->set(RouteObjectInterface::ROUTE_NAME, 'user.login');
+    $request->attributes->set(RouteObjectInterface::ROUTE_OBJECT, new Route('/user/login'));
+    \Drupal::requestStack()->push($request);
+    \Drupal::config('system.site')->set('page.front', 'user/login')->save();
+    $suggestions = theme_get_suggestions(array('user', 'login'), 'page');
     // Set it back to not annoy the batch runner.
-    _current_path($original_path);
+    \Drupal::requestStack()->pop();
     $this->assertTrue(in_array('page__front', $suggestions), 'Front page template was suggested.');
   }
 

core/modules/system/system.module

@@ -237,7 +237,12 @@ function system_hook_info() {
  * Implements hook_theme_suggestions_HOOK().
  */
 function system_theme_suggestions_html(array $variables) {
-  $path_args = explode('/', current_path());
+  if (\Drupal::service('path.matcher')->isFrontPage()) {
+    $path_args = [''];
+  }
+  else {
+    $path_args = explode('/', Url::fromRoute('<current>')->getInternalPath());
+  }
   return theme_get_suggestions($path_args, 'html');
 }
 
@@ -245,7 +250,12 @@ function system_theme_suggestions_html(array $variables) {
  * Implements hook_theme_suggestions_HOOK().
  */
 function system_theme_suggestions_page(array $variables) {
-  $path_args = explode('/', current_path());
+  if (\Drupal::service('path.matcher')->isFrontPage()) {
+    $path_args = [''];
+  }
+  else {
+    $path_args = explode('/', Url::fromRoute('<current>')->getInternalPath());
+  }
   return theme_get_suggestions($path_args, 'page');
 }
 
@@ -612,7 +622,7 @@ function system_page_attachments(array &$page) {
     $page['#post_render_cache']['\Drupal\system\Controller\SystemController::setLinkActiveClass'] = array(
       // Collect the current state that determines whether a link is active.
       array(
-        'path' => current_path(),
+        'path' => \Drupal::routeMatch()->getRouteName() ? Url::fromRouteMatch(\Drupal::routeMatch())->getInternalPath() : '',
         'front' => drupal_is_front_page(),
         'language' => \Drupal::languageManager()->getCurrentLanguage(LanguageInterface::TYPE_URL)->getId(),
         'query' => \Drupal::request()->query->all(),