Version 1

[yaffs-website] / web / core / modules / language / src / Plugin / LanguageNegotiation / LanguageNegotiationSelected.php

diff --git a/web/core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationSelected.php b/web/core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationSelected.php
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+++ b/web/core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationSelected.php
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+<?php
+
+namespace Drupal\language\Plugin\LanguageNegotiation;
+
+use Drupal\language\LanguageNegotiationMethodBase;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * Class for identifying language from a selected language.
+ *
+ * @LanguageNegotiation(
+ *   id = Drupal\language\Plugin\LanguageNegotiation\LanguageNegotiationSelected::METHOD_ID,
+ *   weight = 12,
+ *   name = @Translation("Selected language"),
+ *   description = @Translation("Language based on a selected language."),
+ *   config_route_name = "language.negotiation_selected"
+ * )
+ */
+class LanguageNegotiationSelected extends LanguageNegotiationMethodBase {
+
+  /**
+   * The language negotiation method id.
+   */
+  const METHOD_ID = 'language-selected';
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getLangcode(Request $request = NULL) {
+    $langcode = NULL;
+
+    if ($this->languageManager) {
+      $langcode = $this->config->get('language.negotiation')->get('selected_langcode');
+    }
+
+    return $langcode;
+  }
+
+}