Fix languages empty array

Signed-off-by: GretaD <gretadoci@gmail.com>

apps/provisioning_api/lib/Controller/AUserData.php

@@ -146,7 +146,7 @@ abstract class AUserData extends OCSController {
 		$data[AccountManager::PROPERTY_WEBSITE] = $userAccount[AccountManager::PROPERTY_WEBSITE]['value'];
 		$data[AccountManager::PROPERTY_TWITTER] = $userAccount[AccountManager::PROPERTY_TWITTER]['value'];
 		$data['groups'] = $gids;
-		$data['language'] = $this->config->getUserValue($targetUserObject->getUID(), 'core', 'lang');
+		$data['language'] = $this->config->getSystemValue('force_language', $this->config->getUserValue($targetUserObject->getUID(), 'core', 'lang'));
 		$data['locale'] = $this->config->getUserValue($targetUserObject->getUID(), 'core', 'locale');
 
 		$backend = $targetUserObject->getBackend();

apps/provisioning_api/tests/Controller/UsersControllerTest.php

@@ -958,6 +958,11 @@ class UsersControllerTest extends TestCase {
 			->method('getUserValue')
 			->with('UID', 'core', 'lang')
 			->willReturn('de');
+		$this->config
+			->expects($this->once())
+			->method('getSystemValue')
+			->with('force_language', 'de')
+			->willReturn('de');
 		$this->api
 			->expects($this->once())
 			->method('fillStorageInfo')
@@ -1073,6 +1078,11 @@ class UsersControllerTest extends TestCase {
 			->method('getUserValue')
 			->with('UID', 'core', 'enabled', 'true')
 			->willReturn('true');
+		$this->config
+			->expects($this->once())
+			->method('getSystemValue')
+			->with('force_language', 'da')
+			->willReturn('da');
 		$this->config
 			->expects($this->at(1))
 			->method('getUserValue')
@@ -1245,6 +1255,11 @@ class UsersControllerTest extends TestCase {
 			->method('fillStorageInfo')
 			->with('UID')
 			->willReturn(['DummyValue']);
+		$this->config
+			->expects($this->once())
+			->method('getSystemValue')
+			->with('force_language', 'ru')
+			->willReturn('ru');
 
 		$backend = $this->createMock(UserInterface::class);
 		$backend->expects($this->atLeastOnce())

apps/settings/lib/Controller/UsersController.php

@@ -236,6 +236,7 @@ class UsersController extends Controller {
 		$serverData['userCount'] = $userCount;
 		$serverData['languages'] = $languages;
 		$serverData['defaultLanguage'] = $this->config->getSystemValue('default_language', 'en');
+		$serverData['forceLanguage'] = $this->config->getSystemValue('force_language', false);
 		// Settings
 		$serverData['defaultQuota'] = $defaultQuota;
 		$serverData['canChangePassword'] = $canChangePassword;

lib/private/L10N/Factory.php

@@ -585,7 +585,16 @@ class Factory implements IFactory {
 	public function getLanguages() {
 		$forceLanguage = $this->config->getSystemValue('force_language', false);
 		if ($forceLanguage !== false) {
-			return [];
+			$l = $this->get('lib', $forceLanguage);
+			$potentialName = (string) $l->t('__language_name__');
+
+			return [
+				'commonlanguages' => [[
+					'code' => $forceLanguage,
+					'name' => $potentialName,
+				]],
+				'languages' => [],
+			];
 		}
 
 		$languageCodes = $this->findAvailableLanguages();