From f1839f23e6b67af8ab6262dbc0ad62a0c45f4999 Mon Sep 17 00:00:00 2001
From: Philipp Holzer <admin@philipp.info>
Date: Sat, 20 Apr 2019 14:15:45 +0200
Subject: [PATCH] New Addon Bot detection

---
 botdetection/botdetection.php | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 botdetection/botdetection.php

diff --git a/botdetection/botdetection.php b/botdetection/botdetection.php
new file mode 100644
index 00000000..ca6109a6
--- /dev/null
+++ b/botdetection/botdetection.php
@@ -0,0 +1,30 @@
+<?php
+/**
+ * Name: botdetection
+ * Description: Blocking bots based on detecting bots/crawlers/spiders via the user agent and http_from header.
+ * Version: 0.1
+ * Author: Philipp Holzer <admin@philipp.info>
+ *
+ */
+
+use Friendica\App;
+use Friendica\Core\Hook;
+use Friendica\Core\System;
+use Jaybizzle\CrawlerDetect\CrawlerDetect;
+
+function botdetection_install() {
+	Hook::register('init_1', 'addon/botdetection/botdetection.php', 'botdetection_init_1');
+}
+
+
+function botdetection_uninstall() {
+	Hook::unregister('init_1', 'addon/botdetection/botdetection.php', 'botdetection_init_1');
+}
+
+function botdetection_init_1(App $a) {
+	$crawlerDetect = new CrawlerDetect();
+
+	if ($crawlerDetect->isCrawler()) {
+		System::httpExit(404, 'Bots are not allowed');
+	}
+}