Issue #3110669 by quietone, ravi.shankar: Migrate d7 menu language content settings

core/modules/language/migrations/d7_language_content_menu_settings.yml

+id: d7_language_content_menu_settings
+label: Drupal 7 language content menu settings
+migration_tags:
+  - Drupal 7
+  - Configuration
+source:
+  plugin: d7_language_content_settings_menu
+  constants:
+    target_type: 'menu_link_content'
+    langcode: 'site_default'
+process:
+  target_bundle:
+    -
+      plugin: migration_lookup
+      migration: d7_menu
+      source: menu_name
+    -
+      plugin: skip_on_empty
+      method: row
+  # State is the value in the i18n_mode column of menu_custom table
+  # 0: No multilingual options.
+  # 1: Localize. Localizable object. Run through the localization system
+  # 2: Fixed Language. Predefined language for this object and all related ones
+  # 4: Translate. Multilingual objects, translatable but not localizable.
+  # 5: Objects are translatable (if they have language or localizable if not)
+  language_alterable:
+    plugin: static_map
+    source: i18n_mode
+    map:
+      0: false
+      1: true
+      2: false
+      4: true
+      5: true
+  'third_party_settings/content_translation/enabled':
+    plugin: static_map
+    source: i18n_mode
+    map:
+      0: false
+      1: true
+      2: false
+      4: false
+      5: true
+  target_entity_type_id: 'constants/target_type'
+  default_langcode:
+    plugin: default_value
+    default_value: site_default
+    source: language
+destination:
+  plugin: entity:language_content_settings
+migration_dependencies:
+  required:
+    - d7_menu

core/modules/language/migrations/state/language.migrate_drupal.yml

@@ -8,6 +8,9 @@ finished:
     taxonomy: language
   7:
     i18n_taxonomy: language
+    i18n_menu:
+      - language
     locale:
       - language
       - system
+    system: language

core/modules/language/src/Plugin/migrate/source/d7/LanguageContentSettingsMenu.php

+<?php
+
+namespace Drupal\language\Plugin\migrate\source\d7;
+
+use Drupal\system\Plugin\migrate\source\Menu;
+
+/**
+ * Drupal 7 i18n menu links source from database.
+ *
+ * @MigrateSource(
+ *   id = "d7_language_content_settings_menu",
+ *   source_module = "i18n_menu"
+ * )
+ */
+class LanguageContentSettingsMenu extends Menu {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function query() {
+    $query = parent::query();
+    if ($this->getDatabase()
+      ->schema()
+      ->fieldExists('menu_custom', 'i18n_mode')) {
+      $query->addField('m', 'language');
+      $query->addField('m', 'i18n_mode');
+    }
+    return $query;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function fields() {
+    $fields = parent::fields();
+    $fields['language'] = $this->t('i18n language');
+    $fields['i18n_mode'] = $this->t('i18n mode');
+    return $fields;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getIds() {
+    $ids = parent::getIds();
+    $ids['language']['type'] = 'string';
+    return $ids;
+  }
+
+}

core/modules/language/tests/src/Kernel/Migrate/d7/MigrateLanguageContentMenuSettingsTest.php

+<?php
+
+namespace Drupal\Tests\language\Kernel\Migrate\d7;
+
+use Drupal\language\Entity\ContentLanguageSettings;
+use Drupal\Core\Language\LanguageInterface;
+use Drupal\Tests\migrate_drupal\Kernel\d7\MigrateDrupal7TestBase;
+
+/**
+ * Tests migration of i18n_menu settings.
+ *
+ * @group migrate_drupal_7
+ */
+class MigrateLanguageContentMenuSettingsTest extends MigrateDrupal7TestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = [
+    'content_translation',
+    'language',
+    'menu_link_content',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    $this->executeMigrations([
+      'language',
+      'd7_menu',
+      'd7_language_content_menu_settings',
+    ]);
+  }
+
+  /**
+   * Tests migration of menu translation ability.
+   */
+  public function testLanguageContentMenu() {
+    $target_entity = 'menu_link_content';
+    // No multilingual options, i18n_mode = 0.
+    $this->assertLanguageContentSettings($target_entity, 'main', LanguageInterface::LANGCODE_NOT_SPECIFIED, FALSE, ['enabled' => FALSE]);
+    $this->assertLanguageContentSettings($target_entity, 'admin', LanguageInterface::LANGCODE_NOT_SPECIFIED, FALSE, ['enabled' => FALSE]);
+    $this->assertLanguageContentSettings($target_entity, 'tools', LanguageInterface::LANGCODE_NOT_SPECIFIED, FALSE, ['enabled' => FALSE]);
+    $this->assertLanguageContentSettings($target_entity, 'account', LanguageInterface::LANGCODE_NOT_SPECIFIED, FALSE, ['enabled' => FALSE]);
+    // Translate and localize, i18n_mode = 5.
+    $this->assertLanguageContentSettings($target_entity, 'menu-test-menu', LanguageInterface::LANGCODE_NOT_SPECIFIED, TRUE, ['enabled' => TRUE]);
+    // Fixed language, i18n_mode = 2.
+    $this->assertLanguageContentSettings($target_entity, 'menu-fixedlang', 'is', FALSE, ['enabled' => FALSE]);
+  }
+
+  /**
+   * Asserts a content language settings configuration.
+   *
+   * @param string $target_entity
+   *   The expected target entity type.
+   * @param string $bundle
+   *   The expected bundle.
+   * @param string $default_langcode
+   *   The default language code.
+   * @param bool $language_alterable
+   *   The expected state of language alterable.
+   * @param array $third_party_settings
+   *   The content translation setting.
+   */
+  public function assertLanguageContentSettings($target_entity, $bundle, $default_langcode, $language_alterable, array $third_party_settings) {
+    $config = ContentLanguageSettings::load($target_entity . '.' . $bundle);
+    $this->assertInstanceOf(ContentLanguageSettings::class, $config);
+    $this->assertSame($target_entity, $config->getTargetEntityTypeId());
+    $this->assertSame($bundle, $config->getTargetBundle());
+    $this->assertSame($default_langcode, $config->getDefaultLangcode());
+    $this->assertSame($language_alterable, $config->isLanguageAlterable());
+    $this->assertSame($third_party_settings, $config->getThirdPartySettings('content_translation'));
+  }
+
+}

core/modules/language/tests/src/Kernel/Plugin/migrate/source/d7/LanguageContentMenuSettingsTest.php

+<?php
+
+namespace Drupal\Tests\language\Kernel\Plugin\migrate\source\d7;
+
+use Drupal\Tests\system\Kernel\Plugin\migrate\source\MenuTest;
+
+/**
+ * Tests i18n menu links source plugin.
+ *
+ * @covers \Drupal\language\Plugin\migrate\source\d7\LanguageContentSettingsMenu
+ *
+ * @group language
+ */
+class LanguageContentMenuSettingsTest extends MenuTest {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['menu_link_content', 'language', 'migrate_drupal'];
+
+  /**
+   * {@inheritdoc}
+   */
+  public function providerSource() {
+    // Get the source data from parent.
+    $tests = parent::providerSource();
+
+    foreach ($tests as &$test) {
+      // Add the extra columns provided by i18n_menu.
+      foreach ($test['source_data']['menu_custom'] as &$vocabulary) {
+        $vocabulary['language'] = 'und';
+        $vocabulary['i18n_mode'] = 2;
+      }
+      foreach ($test['expected_data'] as &$expected) {
+        $expected['language'] = 'und';
+        $expected['i18n_mode'] = 2;
+      }
+    }
+    return $tests;
+  }
+
+}

core/modules/migrate_drupal_ui/tests/src/Functional/d7/Upgrade7Test.php

@@ -79,7 +79,7 @@ protected function getEntityCounts() {
       'file' => 3,
       'filter_format' => 7,
       'image_style' => 6,
-      'language_content_settings' => 18,
+      'language_content_settings' => 24,
       'node' => 6,
       'node_type' => 6,
       'rdf_mapping' => 8,
@@ -87,7 +87,7 @@ protected function getEntityCounts() {
       'shortcut' => 6,
       'shortcut_set' => 2,
       'action' => 19,
-      'menu' => 6,
+      'menu' => 7,
       'taxonomy_term' => 24,
       'taxonomy_vocabulary' => 7,
       'path_alias' => 8,
@@ -186,6 +186,7 @@ protected function getMissingPaths() {
       'i18n',
       'i18n_field',
       'i18n_string',
+      'i18n_menu',
       'i18n_taxonomy',
       'i18n_translation',
       'locale',