Issue #2095787 by Sutharsan, Gábor Hojtsy, fran seva, adci_contributor,...

Issue #2095787 by Sutharsan, Gábor Hojtsy, fran seva, adci_contributor, rpayanm: Configuration translations not updated when manually importing a .po file

core/modules/locale/src/Form/ImportForm.php

@@ -171,6 +171,7 @@ public function validateForm(array &$form, FormStateInterface $form_state) {
    * {@inheritdoc}
    */
   public function submitForm(array &$form, FormStateInterface $form_state) {
+    \Drupal::moduleHandler()->loadInclude('locale', 'translation.inc');
     // Add language, if not yet supported.
     $language = $this->languageManager->getLanguage($form_state->getValue('langcode'));
     if (empty($language)) {
@@ -178,16 +179,22 @@ public function submitForm(array &$form, FormStateInterface $form_state) {
       $language->save();
       drupal_set_message($this->t('The language %language has been created.', array('%language' => $this->t($language->label()))));
     }
-    $options = array(
+    $options = array_merge(_locale_translation_default_update_options(), array(
       'langcode' => $form_state->getValue('langcode'),
       'overwrite_options' => $form_state->getValue('overwrite_options'),
       'customized' => $form_state->getValue('customized') ? LOCALE_CUSTOMIZED : LOCALE_NOT_CUSTOMIZED,
-    );
+    ));
     $this->moduleHandler->loadInclude('locale', 'bulk.inc');
     $file = locale_translate_file_attach_properties($this->file, $options);
     $batch = locale_translate_batch_build(array($file->uri => $file), $options);
     batch_set($batch);
 
+    // Create or update all configuration translations for this language.
+    \Drupal::moduleHandler()->loadInclude('locale', 'bulk.inc');
+    if ($batch = locale_config_batch_update_components($options, array($form_state->getValue('langcode')))) {
+      batch_set($batch);
+    }
+
     $form_state->setRedirect('locale.translate_page');
   }
 }

core/modules/locale/src/Tests/LocaleImportFunctionalTest.php

@@ -335,6 +335,22 @@ public function testConfigPoFile() {
     }
   }
 
+  /**
+   * Tests .po file import with user.settings configuration.
+   */
+  public function testConfigtranslationImportingPoFile() {
+    // Set the language code.
+    $langcode = 'de';
+
+    // Import a .po file to translate.
+    $this->importPoFile($this->getPoFileWithConfigDe(), array(
+      'langcode' => $langcode));
+
+    // Check that the 'Anonymous' string is translated.
+    $config = \Drupal::languageManager()->getLanguageConfigOverride($langcode, 'user.settings');
+    $this->assertEqual($config->get('anonymous'), 'Anonymous German');
+  }
+
   /**
    * Helper function: import a standalone .po file in a given language.
    *
@@ -592,4 +608,22 @@ public function getPoFileWithConfig() {
 EOF;
   }
 
+  /**
+   * Helper function that returns a .po file with configuration translations.
+   */
+  public function getPoFileWithConfigDe() {
+    return <<< EOF
+msgid ""
+msgstr ""
+"Project-Id-Version: Drupal 8\\n"
+"MIME-Version: 1.0\\n"
+"Content-Type: text/plain; charset=UTF-8\\n"
+"Content-Transfer-Encoding: 8bit\\n"
+"Plural-Forms: nplurals=2; plural=(n > 1);\\n"
+
+msgid "Anonymous"
+msgstr "Anonymous German"
+
+EOF;
+  }
 }