From d67e76f4b512b85d128e673a0bfcb3ca07f64788 Mon Sep 17 00:00:00 2001
From: Aaron Parecki <aaron@parecki.com>
Date: Wed, 13 Dec 2017 09:08:12 -0800
Subject: [PATCH] more strict match for XKCD comics

allows the XKCD XML feeds to be parsed with the feed parser
---
 lib/XRay/Formats/XKCD.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/XRay/Formats/XKCD.php b/lib/XRay/Formats/XKCD.php
index d7dc687..15bec65 100644
--- a/lib/XRay/Formats/XKCD.php
+++ b/lib/XRay/Formats/XKCD.php
@@ -12,7 +12,7 @@ class XKCD extends Format {
   }
 
   public static function matches($url) {
-    return self::matches_host($url) && parse_url($url, PHP_URL_PATH) != '/';
+    return self::matches_host($url) && preg_match('/^\/\d+\/$/', ''.parse_url($url, PHP_URL_PATH));
   }
 
   public static function parse($html, $url) {