Chris@0: <?php
Chris@0: 
Chris@0: namespace Drupal\Tests\language\Functional;
Chris@0: 
Chris@0: use Drupal\Core\Language\LanguageInterface;
Chris@0: use Drupal\language\Plugin\LanguageNegotiation\LanguageNegotiationUI;
Chris@0: use Drupal\Tests\BrowserTestBase;
Chris@0: 
Chris@0: /**
Chris@0:  * Tests alterations to language types/negotiation info.
Chris@0:  *
Chris@0:  * @group language
Chris@0:  */
Chris@0: class LanguageNegotiationInfoTest extends BrowserTestBase {
Chris@0: 
Chris@0:   /**
Chris@0:    * Modules to enable.
Chris@0:    *
Chris@0:    * @var array
Chris@0:    */
Chris@0:   public static $modules = ['language', 'content_translation'];
Chris@0: 
Chris@0:   /**
Chris@0:    * {@inheritdoc}
Chris@0:    */
Chris@0:   protected function setUp() {
Chris@0:     parent::setUp();
Chris@0:     $admin_user = $this->drupalCreateUser(['administer languages', 'access administration pages', 'view the administration theme', 'administer modules']);
Chris@0:     $this->drupalLogin($admin_user);
Chris@0:     $this->drupalPostForm('admin/config/regional/language/add', ['predefined_langcode' => 'it'], t('Add language'));
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Returns the configurable language manager.
Chris@0:    *
Chris@0:    * @return \Drupal\language\ConfigurableLanguageManager
Chris@0:    */
Chris@0:   protected function languageManager() {
Chris@0:     return $this->container->get('language_manager');
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Sets state flags for language_test module.
Chris@0:    *
Chris@0:    * Ensures to correctly update data both in the child site and the test runner
Chris@0:    * environment.
Chris@0:    *
Chris@0:    * @param array $values
Chris@0:    *   The key/value pairs to set in state.
Chris@0:    */
Chris@0:   protected function stateSet(array $values) {
Chris@0:     // Set the new state values.
Chris@0:     $this->container->get('state')->setMultiple($values);
Chris@0:     // Refresh in-memory static state/config caches and static variables.
Chris@0:     $this->refreshVariables();
Chris@0:     // Refresh/rewrite language negotiation configuration, in order to pick up
Chris@0:     // the manipulations performed by language_test module's info alter hooks.
Chris@0:     $this->container->get('language_negotiator')->purgeConfiguration();
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests alterations to language types/negotiation info.
Chris@0:    */
Chris@0:   public function testInfoAlterations() {
Chris@0:     $this->stateSet([
Chris@0:       // Enable language_test type info.
Chris@0:       'language_test.language_types' => TRUE,
Chris@0:       // Enable language_test negotiation info (not altered yet).
Chris@0:       'language_test.language_negotiation_info' => TRUE,
Chris@0:       // Alter LanguageInterface::TYPE_CONTENT to be configurable.
Chris@0:       'language_test.content_language_type' => TRUE,
Chris@0:     ]);
Chris@0:     $this->container->get('module_installer')->install(['language_test']);
Chris@0:     $this->resetAll();
Chris@0: 
Chris@0:     // Check that fixed language types are properly configured without the need
Chris@0:     // of saving the language negotiation settings.
Chris@0:     $this->checkFixedLanguageTypes();
Chris@0: 
Chris@0:     $type = LanguageInterface::TYPE_CONTENT;
Chris@0:     $language_types = $this->languageManager()->getLanguageTypes();
Chris@0:     $this->assertTrue(in_array($type, $language_types), 'Content language type is configurable.');
Chris@0: 
Chris@0:     // Enable some core and custom language negotiation methods. The test
Chris@0:     // language type is supposed to be configurable.
Chris@0:     $test_type = 'test_language_type';
Chris@0:     $interface_method_id = LanguageNegotiationUI::METHOD_ID;
Chris@0:     $test_method_id = 'test_language_negotiation_method';
Chris@0:     $form_field = $type . '[enabled][' . $interface_method_id . ']';
Chris@0:     $edit = [
Chris@0:       $form_field => TRUE,
Chris@0:       $type . '[enabled][' . $test_method_id . ']' => TRUE,
Chris@0:       $test_type . '[enabled][' . $test_method_id . ']' => TRUE,
Chris@0:       $test_type . '[configurable]' => TRUE,
Chris@0:     ];
Chris@0:     $this->drupalPostForm('admin/config/regional/language/detection', $edit, t('Save settings'));
Chris@0: 
Chris@0:     // Alter language negotiation info to remove interface language negotiation
Chris@0:     // method.
Chris@0:     $this->stateSet([
Chris@0:       'language_test.language_negotiation_info_alter' => TRUE,
Chris@0:     ]);
Chris@0: 
Chris@0:     $negotiation = $this->config('language.types')->get('negotiation.' . $type . '.enabled');
Chris@0:     $this->assertFalse(isset($negotiation[$interface_method_id]), 'Interface language negotiation method removed from the stored settings.');
Chris@0: 
Chris@0:     $this->drupalGet('admin/config/regional/language/detection');
Chris@0:     $this->assertNoFieldByName($form_field, NULL, 'Interface language negotiation method unavailable.');
Chris@0: 
Chris@0:     // Check that type-specific language negotiation methods can be assigned
Chris@0:     // only to the corresponding language types.
Chris@0:     foreach ($this->languageManager()->getLanguageTypes() as $type) {
Chris@0:       $form_field = $type . '[enabled][test_language_negotiation_method_ts]';
Chris@0:       if ($type == $test_type) {
Chris@0:         $this->assertFieldByName($form_field, NULL, format_string('Type-specific test language negotiation method available for %type.', ['%type' => $type]));
Chris@0:       }
Chris@0:       else {
Chris@0:         $this->assertNoFieldByName($form_field, NULL, format_string('Type-specific test language negotiation method unavailable for %type.', ['%type' => $type]));
Chris@0:       }
Chris@0:     }
Chris@0: 
Chris@0:     // Check language negotiation results.
Chris@0:     $this->drupalGet('');
Chris@0:     $last = $this->container->get('state')->get('language_test.language_negotiation_last');
Chris@0:     foreach ($this->languageManager()->getDefinedLanguageTypes() as $type) {
Chris@0:       $langcode = $last[$type];
Chris@0:       $value = $type == LanguageInterface::TYPE_CONTENT || strpos($type, 'test') !== FALSE ? 'it' : 'en';
Chris@0:       $this->assertEqual($langcode, $value, format_string('The negotiated language for %type is %language', ['%type' => $type, '%language' => $value]));
Chris@0:     }
Chris@0: 
Chris@0:     // Uninstall language_test and check that everything is set back to the
Chris@0:     // original status.
Chris@0:     $this->container->get('module_installer')->uninstall(['language_test']);
Chris@0:     $this->rebuildContainer();
Chris@0: 
Chris@0:     // Check that only the core language types are available.
Chris@0:     foreach ($this->languageManager()->getDefinedLanguageTypes() as $type) {
Chris@0:       $this->assertTrue(strpos($type, 'test') === FALSE, format_string('The %type language is still available', ['%type' => $type]));
Chris@0:     }
Chris@0: 
Chris@0:     // Check that fixed language types are properly configured, even those
Chris@0:     // previously set to configurable.
Chris@0:     $this->checkFixedLanguageTypes();
Chris@0: 
Chris@0:     // Check that unavailable language negotiation methods are not present in
Chris@0:     // the negotiation settings.
Chris@0:     $negotiation = $this->config('language.types')->get('negotiation.' . $type . '.enabled');
Chris@0:     $this->assertFalse(isset($negotiation[$test_method_id]), 'The disabled test language negotiation method is not part of the content language negotiation settings.');
Chris@0: 
Chris@0:     // Check that configuration page presents the correct options and settings.
Chris@0:     $this->assertNoRaw(t('Test language detection'), 'No test language type configuration available.');
Chris@0:     $this->assertNoRaw(t('This is a test language negotiation method'), 'No test language negotiation method available.');
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Check that language negotiation for fixed types matches the stored one.
Chris@0:    */
Chris@0:   protected function checkFixedLanguageTypes() {
Chris@0:     $configurable = $this->languageManager()->getLanguageTypes();
Chris@0:     foreach ($this->languageManager()->getDefinedLanguageTypesInfo() as $type => $info) {
Chris@0:       if (!in_array($type, $configurable) && isset($info['fixed'])) {
Chris@0:         $negotiation = $this->config('language.types')->get('negotiation.' . $type . '.enabled');
Chris@14:         $equal = array_keys($negotiation) === array_values($info['fixed']);
Chris@0:         $this->assertTrue($equal, format_string('language negotiation for %type is properly set up', ['%type' => $type]));
Chris@0:       }
Chris@0:     }
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Tests altering config of configurable language types.
Chris@0:    */
Chris@0:   public function testConfigLangTypeAlterations() {
Chris@0:     // Default of config.
Chris@0:     $test_type = LanguageInterface::TYPE_CONTENT;
Chris@0:     $this->assertFalse($this->isLanguageTypeConfigurable($test_type), 'Language type is not configurable.');
Chris@0: 
Chris@0:     // Editing config.
Chris@0:     $edit = [$test_type . '[configurable]' => TRUE];
Chris@0:     $this->drupalPostForm('admin/config/regional/language/detection', $edit, t('Save settings'));
Chris@0:     $this->assertTrue($this->isLanguageTypeConfigurable($test_type), 'Language type is now configurable.');
Chris@0: 
Chris@0:     // After installing another module, the config should be the same.
Chris@0:     $this->drupalPostForm('admin/modules', ['modules[test_module][enable]' => 1], t('Install'));
Chris@0:     $this->assertTrue($this->isLanguageTypeConfigurable($test_type), 'Language type is still configurable.');
Chris@0: 
Chris@0:     // After uninstalling the other module, the config should be the same.
Chris@0:     $this->drupalPostForm('admin/modules/uninstall', ['uninstall[test_module]' => 1], t('Uninstall'));
Chris@0:     $this->assertTrue($this->isLanguageTypeConfigurable($test_type), 'Language type is still configurable.');
Chris@0:   }
Chris@0: 
Chris@0:   /**
Chris@0:    * Checks whether the given language type is configurable.
Chris@0:    *
Chris@0:    * @param string $type
Chris@0:    *   The language type.
Chris@0:    *
Chris@0:    * @return bool
Chris@0:    *   TRUE if the specified language type is configurable, FALSE otherwise.
Chris@0:    */
Chris@0:   protected function isLanguageTypeConfigurable($type) {
Chris@0:     $configurable_types = $this->config('language.types')->get('configurable');
Chris@0:     return in_array($type, $configurable_types);
Chris@0:   }
Chris@0: 
Chris@0: }