1 files changed, 41 insertions, 0 deletions
diff --git a/lib/private/Template/TemplateFileLocator.php b/lib/private/Template/TemplateFileLocator.php
new file mode 100644
index 00000000000..11a568b5b21
--- /dev/null
+++ b/lib/private/Template/TemplateFileLocator.php
@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+namespace OC\Template;
+
+use OCP\Template\TemplateNotFoundException;
+
+class TemplateFileLocator {
+	/**
+	 * @param string[] $dirs
+	 */
+	public function __construct(
+		private array $dirs,
+	) {
+	}
+
+	/**
+	 * @return array{string,string} Directory path and filename
+	 * @throws TemplateNotFoundException
+	 */
+	public function find(string $template): array {
+		if ($template === '') {
+			throw new \InvalidArgumentException('Empty template name');
+		}
+
+		foreach ($this->dirs as $dir) {
+			$file = $dir . $template . '.php';
+			if (is_file($file)) {
+				return [$dir,$file];
+			}
+		}
+		throw new TemplateNotFoundException('template file not found: template:' . $template);
+	}
+}