Add templatedirectory config value to let admins have their custom templates by default

Signed-off-by: Julius Härtl <jus@bitgrid.net>

config/config.sample.php

@@ -317,6 +317,21 @@ $CONFIG = [
  */
 'skeletondirectory' => '/path/to/nextcloud/core/skeleton',
 
+
+/**
+ * The directory where the template files are located. These files will be
+ * copied to the template directory of new users. Leave empty to not copy any
+ * template files.
+ * ``{lang}`` can be used as a placeholder for the language of the user.
+ * If the directory does not exist, it falls back to non dialect (from ``de_DE``
+ * to ``de``). If that does not exist either, it falls back to ``default``
+ *
+ * If this is not set creating a template directory will only happen if no custom
+ * ``skeletondirectory`` is defined, otherwise the shipped templates will be used
+ * to create a template directory for the user.
+ */
+'templatesdirectory' => '/path/to/nextcloud/templates',
+
 /**
  * If your user backend does not allow password resets (e.g. when it's a
  * read-only user backend like LDAP), you can specify a custom link, where the

lib/private/Files/Template/TemplateManager.php

@@ -26,6 +26,7 @@ declare(strict_types=1);
 
 namespace OC\Files\Template;
 
+use OC\Files\Cache\Scanner;
 use OCP\EventDispatcher\IEventDispatcher;
 use OCP\Files\Folder;
 use OCP\Files\File;
@@ -59,6 +60,7 @@ class TemplateManager implements ITemplateManager {
 	private $l10n;
 	private $logger;
 	private $userId;
+	private $l10nFactory;
 
 	public function __construct(
 		IServerContainer $serverContainer,
@@ -67,7 +69,7 @@ class TemplateManager implements ITemplateManager {
 		IUserSession $userSession,
 		IPreview $previewManager,
 		IConfig $config,
-		IFactory $l10n,
+		IFactory $l10nFactory,
 		LoggerInterface $logger
 	) {
 		$this->serverContainer = $serverContainer;
@@ -75,7 +77,8 @@ class TemplateManager implements ITemplateManager {
 		$this->rootFolder = $rootFolder;
 		$this->previewManager = $previewManager;
 		$this->config = $config;
-		$this->l10n = $l10n->get('lib');
+		$this->l10nFactory = $l10nFactory;
+		$this->l10n = $l10nFactory->get('lib');
 		$this->logger = $logger;
 		$user = $userSession->getUser();
 		$this->userId = $user ? $user->getUID() : null;
@@ -224,14 +227,66 @@ class TemplateManager implements ITemplateManager {
 		if ($userId !== null) {
 			$this->userId = $userId;
 		}
-		$userFolder = $this->rootFolder->getUserFolder($this->userId);
-		$templateDirectoryPath = $path ?? $this->l10n->t('Templates') . '/';
+
+		$defaultSkeletonDirectory = \OC::$SERVERROOT . '/core/skeleton';
+		$defaultTemplateDirectory = \OC::$SERVERROOT . '/core/skeleton/Templates';
+		$skeletonPath = $this->config->getSystemValue('skeletondirectory', $defaultSkeletonDirectory);
+		$skeletonTemplatePath = $this->config->getSystemValue('templatedirectory', $defaultTemplateDirectory);
+		$userLang = $this->l10nFactory->getUserLanguage();
+
 		try {
-			$userFolder->get($templateDirectoryPath);
+			$l10n = $this->l10nFactory->get('lib', $userLang);
+			$userFolder = $this->rootFolder->getUserFolder($this->userId);
+			$userTemplatePath = $path ?? $l10n->t('Templates') . '/';
+
+			// All locations are default so we just need to rename the directory to the users language
+			if ($skeletonPath === $defaultSkeletonDirectory && $skeletonTemplatePath === $defaultTemplateDirectory && $userFolder->nodeExists('Templates')) {
+				$newPath = $userFolder->getPath() . '/' . $userTemplatePath;
+				if ($newPath !== $userFolder->get('Templates')->getPath()) {
+					$userFolder->get('Templates')->move($newPath);
+				}
+				$this->setTemplatePath($userTemplatePath);
+				return;
+			}
+
+			// A custom template directory is specified
+			if (!empty($skeletonTemplatePath) && $skeletonTemplatePath !== $defaultTemplateDirectory) {
+				// In case the shipped template files are in place we remove them
+				if ($skeletonPath === $defaultSkeletonDirectory && $userFolder->nodeExists('Templates')) {
+					$shippedSkeletonTemplates = $userFolder->get('Templates');
+					$shippedSkeletonTemplates->delete();
+				}
+				try {
+					$userFolder->get($userTemplatePath);
 				} catch (NotFoundException $e) {
-			$folder = $userFolder->newFolder($templateDirectoryPath);
-			$folder->newFile('Testtemplate.txt');
-		}
-		$this->setTemplatePath($templateDirectoryPath);
+					$folder = $userFolder->newFolder($userTemplatePath);
+
+					$localizedSkeletonTemplatePath = $this->getLocalizedTemplatePath($skeletonTemplatePath, $userLang);
+					if (!empty($localizedSkeletonTemplatePath) && file_exists($localizedSkeletonTemplatePath)) {
+						\OC_Util::copyr($localizedSkeletonTemplatePath, $folder);
+						$userFolder->getStorage()->getScanner()->scan($userTemplatePath, Scanner::SCAN_RECURSIVE);
+					}
+				}
+				$this->setTemplatePath($userTemplatePath);
+			}
+		} catch (\Throwable $e) {
+			$this->logger->error('Failed to rename templates directory to user language ' . $userLang . ' for ' . $userId, ['app' => 'files_templates']);
+		}
+	}
+
+	private function getLocalizedTemplatePath(string $skeletonTemplatePath, string $userLang) {
+		$localizedSkeletonTemplatePath = str_replace('{lang}', $userLang, $skeletonTemplatePath);
+
+		if (!file_exists($localizedSkeletonTemplatePath)) {
+			$dialectStart = strpos($userLang, '_');
+			if ($dialectStart !== false) {
+				$localizedSkeletonTemplatePath = str_replace('{lang}', substr($userLang, 0, $dialectStart), $skeletonTemplatePath);
+			}
+			if ($dialectStart === false || !file_exists($localizedSkeletonTemplatePath)) {
+				$localizedSkeletonTemplatePath = str_replace('{lang}', 'default', $skeletonTemplatePath);
+			}
+		}
+
+		return $localizedSkeletonTemplatePath;
 	}
 }

lib/private/legacy/OC_Util.php

@@ -72,6 +72,7 @@ use OCP\IGroupManager;
 use OCP\ILogger;
 use OCP\IUser;
 use OCP\IUserSession;
+use Psr\Log\LoggerInterface;
 
 class OC_Util {
 	public static $scripts = [];
@@ -412,6 +413,9 @@ class OC_Util {
 	 * @suppress PhanDeprecatedFunction
 	 */
 	public static function copySkeleton($userId, \OCP\Files\Folder $userDirectory) {
+		/** @var LoggerInterface $logger */
+		$logger = \OC::$server->get(LoggerInterface::class);
+
 		$plainSkeletonDirectory = \OC::$server->getConfig()->getSystemValue('skeletondirectory', \OC::$SERVERROOT . '/core/skeleton');
 		$userLang = \OC::$server->getL10NFactory()->findLanguage();
 		$skeletonDirectory = str_replace('{lang}', $userLang, $plainSkeletonDirectory);
@@ -440,14 +444,12 @@ class OC_Util {
 		}
 
 		if (!empty($skeletonDirectory)) {
-			\OCP\Util::writeLog(
-				'files_skeleton',
-				'copying skeleton for '.$userId.' from '.$skeletonDirectory.' to '.$userDirectory->getFullPath('/'),
-				ILogger::DEBUG
-			);
+			$logger->debug('copying skeleton for '.$userId.' from '.$skeletonDirectory.' to '.$userDirectory->getFullPath('/'), ['app' => 'files_skeleton']);
 			self::copyr($skeletonDirectory, $userDirectory);
 			// update the file cache
 			$userDirectory->getStorage()->getScanner()->scan('', \OC\Files\Cache\Scanner::SCAN_RECURSIVE);
+
+			/** @var ITemplateManager $templateManaer */
 			$templateManaer = \OC::$server->get(ITemplateManager::class);
 			$templateManaer->initializeTemplateDirectory(null, $userId);
 		}

lib/public/Files/Template/ITemplateManager.php

@@ -78,10 +78,11 @@ interface ITemplateManager {
 	public function getTemplatePath(): string;
 
 	/**
-	 * @param string $path
+	 * @param string|null $path
+	 * @param string|null $userId
 	 * @since 21.0.0
 	 */
-	public function initializeTemplateDirectory(string $path): void;
+	public function initializeTemplateDirectory(string $path = null, string $userId = null): void;
 
 	/**
 	 * @param string $filePath

lib/public/Files/Template/Template.php

@@ -28,6 +28,9 @@ namespace OCP\Files\Template;
 
 use OCP\Files\File;
 
+/**
+ * @since 21.0.0
+ */
 class Template implements \JsonSerializable {
 	protected $templateType;
 	protected $templateId;
@@ -35,20 +38,32 @@ class Template implements \JsonSerializable {
 	protected $hasPreview = false;
 	protected $previewUrl;
 
+	/**
+	 * @since 21.0.0
+	 */
 	final public function __construct(string $templateType, string $templateId, File $file) {
 		$this->templateType = $templateType;
 		$this->templateId = $templateId;
 		$this->file = $file;
 	}
 
+	/**
+	 * @since 21.0.0
+	 */
 	final public function setCustomPreviewUrl(string $previewUrl): void {
 		$this->previewUrl = $previewUrl;
 	}
 
+	/**
+	 * @since 21.0.0
+	 */
 	final public function setHasPreview(bool $hasPreview): void {
 		$this->hasPreview = $hasPreview;
 	}
 
+	/**
+	 * @since 21.0.0
+	 */
 	final public function jsonSerialize() {
 		return [
 			'templateType' => $this->templateType,