Update to Drupal 8.2.0. For more information, see https://www.drupal.org/project/drupal/releases/8.2.0

core/modules/path/path.install

@@ -0,0 +1,32 @@
+<?php
+
+/**
+ * @file
+ * Update functions for the path module.
+ */
+
+/**
+ * @addtogroup updates-8.2.0
+ * @{
+ */
+
+/**
+ * Change the path field to computed for node and taxonomy_term.
+ */
+function path_update_8200() {
+  $entity_definition_update_manager = \Drupal::entityDefinitionUpdateManager();
+  foreach (['node', 'taxonomy_term'] as $entity_type_id) {
+    if ($entity_definition_update_manager->getEntityType($entity_type_id)) {
+      // Computed field definitions are not tracked by the entity definition
+      // update manager, so remove them.
+      $storage_definition = $entity_definition_update_manager->getFieldStorageDefinition('path', $entity_type_id);
+      if ($storage_definition) {
+        $entity_definition_update_manager->uninstallFieldStorageDefinition($storage_definition);
+      }
+    }
+  }
+}
+
+/**
+ * @} End of "addtogroup updates-8.2.0".
+ */

core/modules/path/path.module

@@ -5,7 +5,6 @@
  * Enables users to rename URLs.
  */
 
-use Drupal\Core\Entity\EntityInterface;
 use Drupal\Core\Entity\EntityTypeInterface;
 use Drupal\Core\Field\BaseFieldDefinition;
 use Drupal\Core\Form\FormStateInterface;
@@ -72,19 +71,8 @@ function path_entity_base_field_info(EntityTypeInterface $entity_type) {
         'weight' => 30,
       ))
       ->setDisplayConfigurable('form', TRUE)
-      ->setCustomStorage(TRUE);
+      ->setComputed(TRUE);
 
     return $fields;
   }
 }
-
-/**
- * Implements hook_entity_translation_delete().
- */
-function path_entity_translation_delete(EntityInterface $translation) {
-  if ($translation->hasLinkTemplate('canonical')) {
-    $path = $translation->urlInfo()->getInternalPath();
-    $conditions = array('source' => '/' . $path, 'langcode' => $translation->language()->getId());
-    \Drupal::service('path.alias_storage')->delete($conditions);
-  }
-}

core/modules/path/src/Form/PathFilterForm.php

@@ -38,7 +38,6 @@ class PathFilterForm extends FormBase {
     );
     $form['basic']['submit'] = array(
       '#type' => 'submit',
-      '#button_type' => 'primary',
       '#value' => $this->t('Filter'),
     );
     if ($keys) {

core/modules/path/src/Form/PathFormBase.php

@@ -111,7 +111,7 @@ abstract class PathFormBase extends FormBase {
       '#default_value' => $this->path['alias'],
       '#maxlength' => 255,
       '#size' => 45,
-      '#description' => $this->t('Specify an alternative path by which this data can be accessed. For example, type "/about" when writing an about page. Use a relative path with a slash in front.'),
+      '#description' => $this->t('Specify an alternative path by which this data can be accessed. For example, type "/about" when writing an about page.'),
       '#field_prefix' => $this->requestContext->getCompleteBaseUrl(),
       '#required' => TRUE,
     );

core/modules/path/src/Plugin/Field/FieldType/PathFieldItemList.php

@@ -21,4 +21,17 @@ class PathFieldItemList extends FieldItemList {
     return AccessResult::allowedIfHasPermissions($account, ['create url aliases', 'administer url aliases'], 'OR')->cachePerPermissions();
   }
 
+  /**
+   * {@inheritdoc}
+   */
+  public function delete() {
+    // Delete all aliases associated with this entity in the current language.
+    $entity = $this->getEntity();
+    $conditions = [
+      'source' => '/' . $entity->toUrl()->getInternalPath(),
+      'langcode' => $entity->language()->getId(),
+    ];
+    \Drupal::service('path.alias_storage')->delete($conditions);
+  }
+
 }

core/modules/path/src/Plugin/Field/FieldType/PathItem.php

@@ -28,7 +28,7 @@ class PathItem extends FieldItemBase {
   public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
     $properties['alias'] = DataDefinition::create('string')
       ->setLabel(t('Path alias'));
-    $properties['pid'] = DataDefinition::create('string')
+    $properties['pid'] = DataDefinition::create('integer')
       ->setLabel(t('Path id'));
     return $properties;
   }
@@ -72,15 +72,6 @@ class PathItem extends FieldItemBase {
     }
   }
 
-  /**
-   * {@inheritdoc}
-   */
-  public function delete() {
-    // Delete all aliases associated with this entity.
-    $entity = $this->getEntity();
-    \Drupal::service('path.alias_storage')->delete(array('source' => '/' . $entity->urlInfo()->getInternalPath()));
-  }
-
   /**
    * {@inheritdoc}
    */

core/modules/path/src/Plugin/Field/FieldWidget/PathWidget.php

@@ -53,7 +53,7 @@ class PathWidget extends WidgetBase {
       '#default_value' => $path['alias'],
       '#required' => $element['#required'],
       '#maxlength' => 255,
-      '#description' => $this->t('The alternative URL for this content. Use a relative path. For example, enter "/about" for the about page.'),
+      '#description' => $this->t('Specify an alternative path by which this data can be accessed. For example, type "/about" when writing an about page.'),
     );
     $element['pid'] = array(
       '#type' => 'value',

core/modules/path/src/Tests/PathAliasTest.php

@@ -43,7 +43,7 @@ class PathAliasTest extends PathTestBase {
     $this->drupalPostForm('admin/config/search/path/add', $edit, t('Save'));
 
     // Check the path alias whitelist cache.
-    $whitelist = \Drupal::cache()->get('path_alias_whitelist');
+    $whitelist = \Drupal::cache('bootstrap')->get('path_alias_whitelist');
     $this->assertTrue($whitelist->data['node']);
     $this->assertFalse($whitelist->data['admin']);
 
@@ -314,6 +314,18 @@ class PathAliasTest extends PathTestBase {
     $this->drupalGet(trim($edit['path[0][alias]'], '/'));
     $this->assertText($node4->label(), 'Alias trimmed trailing slash.');
     $this->assertResponse(200);
+
+    // Create fifth test node.
+    $node5 = $this->drupalCreateNode();
+
+    // Set a path alias.
+    $edit = array('path[0][alias]' => '/' . $this->randomMachineName(8));
+    $this->drupalPostForm('node/' . $node5->id() . '/edit', $edit, t('Save'));
+
+    // Delete the node and check that the path alias is also deleted.
+    $node5->delete();
+    $path_alias = \Drupal::service('path.alias_storage')->lookupPathAlias('/node/' . $node5->id(), $node5->language()->getId());
+    $this->assertFalse($path_alias, 'Alias was successfully deleted when the referenced node was deleted.');
   }
 
   /**

core/modules/path/src/Tests/PathLanguageTest.php

@@ -186,6 +186,11 @@ class PathLanguageTest extends PathTestBase {
     $english_node->removeTranslation('fr');
     $english_node->save();
     $this->assertFalse($this->container->get('path.alias_storage')->aliasExists('/' . $french_alias, 'fr'), 'Alias for French translation is removed when translation is deleted.');
+
+    // Check that the English alias still works.
+    $this->drupalGet($english_alias);
+    $this->assertTrue($this->container->get('path.alias_storage')->aliasExists('/' . $english_alias, 'en'), 'English alias is not deleted when French translation is removed.');
+    $this->assertText($english_node->body->value, 'English alias still works');
   }
 
 }

core/modules/path/tests/src/Kernel/Migrate/d6/MigrateUrlAliasTest.php

@@ -29,7 +29,7 @@ class MigrateUrlAliasTest extends MigrateDrupal6TestBase {
   /**
    * Assert a path.
    *
-   * @param string pid
+   * @param string $pid
    *   The path id.
    * @param array $conditions
    *   The path conditions.

core/modules/path/tests/src/Unit/Migrate/d6/UrlAliasTest.php

@@ -15,7 +15,6 @@ class UrlAliasTest extends UrlAliasTestBase {
 
   protected $migrationConfiguration = array(
     'id' => 'test',
-    'highWaterProperty' => array('field' => 'test'),
     'source' => array(
       'plugin' => 'd6_url_alias',
     ),