1 files changed, 48 insertions, 0 deletions
diff --git a/lib/public/Http/WellKnown/IHandler.php b/lib/public/Http/WellKnown/IHandler.php
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+++ b/lib/public/Http/WellKnown/IHandler.php
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+<?php
+
+declare(strict_types=1);
+
+/*
+ * @copyright 2020 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @author 2020 Christoph Wurst <christoph@winzerhof-wurst.at>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace OCP\Http\WellKnown;
+
+/**
+ * Interface for an app handler that reacts to requests to Nextcloud's well
+ * known URLs, e.g. to a WebFinger
+ *
+ * @ref https://tools.ietf.org/html/rfc5785
+ *
+ * @since 21.0.0
+ */
+interface IHandler {
+
+	/**
+	 * @param string $service the name of the well known service, e.g. 'webfinger'
+	 * @param IRequestContext $context
+	 * @param IResponse|null $previousResponse the response of the previous handler, if any
+	 *
+	 * @return IResponse|null a response object if the request could be handled, null otherwise
+	 *
+	 * @since 21.0.0
+	 */
+	public function handle(string $service, IRequestContext $context, ?IResponse $previousResponse): ?IResponse;
+}