From 066d89873a28257fad27868033db7868bd7e0c88 Mon Sep 17 00:00:00 2001
From: Jonathan Treffler <mail@jonathan-treffler.de>
Date: Wed, 12 Jun 2024 14:24:27 +0200
Subject: [PATCH] added webhook transport (probably only for debugging)

---
 lib/PushTransports/WebPushTransport.php | 11 ++++
 lib/PushTransports/WebhookTransport.php | 68 +++++++++++++++++++++++++
 lib/Transport/TransportManager.php      |  2 +
 3 files changed, 81 insertions(+)
 create mode 100644 lib/PushTransports/WebhookTransport.php

diff --git a/lib/PushTransports/WebPushTransport.php b/lib/PushTransports/WebPushTransport.php
index 39c9ebd..0eaa3f3 100644
--- a/lib/PushTransports/WebPushTransport.php
+++ b/lib/PushTransports/WebPushTransport.php
@@ -30,4 +30,15 @@ use OCA\DavPush\Transport\Transport;
 
 class WebPushTransport extends Transport {
 	protected $id = "web-push";
+
+	public function registerSubscription($options) {
+		return [
+			'success' => True,
+			'response' => "web push test",
+		];
+	}
+
+	public function notify(string $userId, string $collectionName, $data) {
+
+	}
 }
\ No newline at end of file
diff --git a/lib/PushTransports/WebhookTransport.php b/lib/PushTransports/WebhookTransport.php
new file mode 100644
index 0000000..c6d74b7
--- /dev/null
+++ b/lib/PushTransports/WebhookTransport.php
@@ -0,0 +1,68 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright 2024 Jonathan Treffler <mail@jonathan-treffler.de>
+ *
+ * @author Jonathan Treffler <mail@jonathan-treffler.de>
+ *
+ * @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 OCA\DavPush\PushTransports;
+
+use OCA\DavPush\Transport\Transport;
+
+class WebhookTransport extends Transport {
+	protected $id = "webhook";
+
+	public function registerSubscription($options) {
+		$url = False;
+
+		foreach($options as $option) {
+			if($option["name"] == "{DAV:Push}endpoint") {
+				$url = $option["value"];
+			}
+		}
+
+		if($url) {
+			return [
+				'success' => True,
+				'response' => "",
+				'data' => [ "url" => $url ],
+			];
+		} else {
+			return [
+				'success' => False,
+				'error' => "webhook url not provided",
+			];
+		}
+	}
+
+	public function notify(string $userId, string $collectionName, $data) {
+		$options = [
+			'http' => [
+				'method' => 'POST',
+				'content' => "Collection " . $collectionName . "has been changed",
+			],
+		];
+
+		$context = stream_context_create($options);
+		$result = file_get_contents($data["url"], false, $context);
+	}
+}
\ No newline at end of file
diff --git a/lib/Transport/TransportManager.php b/lib/Transport/TransportManager.php
index 95283d7..712322e 100644
--- a/lib/Transport/TransportManager.php
+++ b/lib/Transport/TransportManager.php
@@ -30,6 +30,7 @@ use OCP\EventDispatcher\IEventDispatcher;
 
 use OCA\DavPush\Events\RegisterTransportsEvent;
 use OCA\DavPush\PushTransports\WebPushTransport;
+use OCA\DavPush\PushTransports\WebhookTransport;
 
 class TransportManager {
 	private array $transports = [];
@@ -37,6 +38,7 @@ class TransportManager {
 	public function __construct(IEventDispatcher $dispatcher) {
 		// register integrated transports
 		$this->registerTransport(new WebPushTransport());
+		$this->registerTransport(new WebhookTransport());
 
 		// register transports provided by other apps
 		$event = new RegisterTransportsEvent($this);