(dev/drupal/17) Add Drupal8 support for getUFLocale()

CRM/Utils/System/Drupal8.php

@@ -650,4 +650,18 @@ public function postURL($action) {
     return $this->url($current_path);
   }
 
+  /**
+   * Function to return current language of Drupal8
+   *
+   * @return string
+   */
+  public function getCurrentLanguage() {
+    // Drupal might not be bootstrapped if being called by the REST API.
+    if (!class_exists('Drupal')) {
+      return NULL;
+    }
+
+    return \Drupal::languageManager()->getCurrentLanguage()->getId();
+  }
+
 }

CRM/Utils/System/DrupalBase.php

@@ -450,25 +450,25 @@ public function getUFLocale() {
     // return CiviCRM’s xx_YY locale that either matches Drupal’s Chinese locale
     // (for CRM-6281), Drupal’s xx_YY or is retrieved based on Drupal’s xx
     // sometimes for CLI based on order called, this might not be set and/or empty
-    global $language;
+    $language = $this->getCurrentLanguage();
 
     if (empty($language)) {
       return NULL;
     }
 
-    if ($language->language == 'zh-hans') {
+    if ($language == 'zh-hans') {
       return 'zh_CN';
     }
 
-    if ($language->language == 'zh-hant') {
+    if ($language == 'zh-hant') {
       return 'zh_TW';
     }
 
-    if (preg_match('/^.._..$/', $language->language)) {
-      return $language->language;
+    if (preg_match('/^.._..$/', $language)) {
+      return $language;
     }
 
-    return CRM_Core_I18n_PseudoConstant::longForShort(substr($language->language, 0, 2));
+    return CRM_Core_I18n_PseudoConstant::longForShort(substr($language, 0, 2));
   }
 
   /**
@@ -664,4 +664,14 @@ private function parseDrupalSiteNameFromRequest($flagFile = '') {
     }
   }
 
+  /**
+   * Function to return current language of Drupal
+   *
+   * @return string
+   */
+  public function getCurrentLanguage() {
+    global $language;
+    return (!empty($language->language)) ? $language->language : $language;
+  }
+
 }