From 0eab63d728def33f5592da94266e923d386ce1e6 Mon Sep 17 00:00:00 2001
From: somini <somini@users.noreply.github.com>
Date: Wed, 16 Oct 2019 20:32:30 +0100
Subject: [PATCH] Update Facebook URL detection (#1334)

* add detectParameters to FacebookBridge.php
---
 bridges/FacebookBridge.php | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/bridges/FacebookBridge.php b/bridges/FacebookBridge.php
index 08b3a38a..83f082a8 100644
--- a/bridges/FacebookBridge.php
+++ b/bridges/FacebookBridge.php
@@ -82,6 +82,34 @@ class FacebookBridge extends BridgeAbstract {
 		return parent::getName();
 	}
 
+	public function detectParameters($url){
+		$params = array();
+
+		// By profile
+		$regex = '/^(https?:\/\/)?(www\.)?facebook\.com\/profile\.php\?id\=([^\/?&\n]+)?(.*)/';
+		if(preg_match($regex, $url, $matches) > 0) {
+			$params['u'] = urldecode($matches[3]);
+			return $params;
+		}
+
+		// By group
+		$regex = '/^(https?:\/\/)?(www\.)?facebook\.com\/groups\/([^\/?\n]+)?(.*)/';
+		if(preg_match($regex, $url, $matches) > 0) {
+			$params['g'] = urldecode($matches[3]);
+			return $params;
+		}
+
+		// By username
+		$regex = '/^(https?:\/\/)?(www\.)?facebook\.com\/([^\/?\n]+)/';
+
+		if(preg_match($regex, $url, $matches) > 0) {
+			$params['u'] = urldecode($matches[3]);
+			return $params;
+		}
+
+		return null;
+	}
+
 	public function getURI() {
 		$uri = self::URI;