From 292bb7c4d8ca469447385e29a80f125e03284d70 Mon Sep 17 00:00:00 2001
From: Craig Andrews <candrews@integralblue.com>
Date: Thu, 10 Sep 2009 21:19:38 -0400
Subject: [PATCH] Allow @ signs in the path, querystring, and fragment parts of
 URLs

---
 lib/util.php               | 6 +++---
 tests/URLDetectionTest.php | 2 ++
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/util.php b/lib/util.php
index 292045928d..b831859e99 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -442,9 +442,9 @@ function common_replace_urls_callback($text, $callback, $notice_id = null) {
         ')'.
         '(?:'.
             '(?:\:\d+)?'. //:port
-            '(?:/[\pN\pL$\[\]\,\!\(\)\.\:\-\_\+\/\=\&\;\%\~\*\$\+\'\"]*)?'. // /path
-            '(?:\?[\pN\pL\$\[\]\,\!\(\)\.\:\-\_\+\/\=\&\;\%\~\*\$\+\'\"\/]*)?'. // ?query string
-            '(?:\#[\pN\pL$\[\]\,\!\(\)\.\:\-\_\+\/\=\&\;\%\~\*\$\+\'\"\/\?\#]*)?'. // #fragment
+            '(?:/[\pN\pL$\[\]\,\!\(\)\.\:\-\_\+\/\=\&\;\%\~\*\$\+\'\"@]*)?'. // /path
+            '(?:\?[\pN\pL\$\[\]\,\!\(\)\.\:\-\_\+\/\=\&\;\%\~\*\$\+\'\"@\/]*)?'. // ?query string
+            '(?:\#[\pN\pL$\[\]\,\!\(\)\.\:\-\_\+\/\=\&\;\%\~\*\$\+\'\"\@/\?\#]*)?'. // #fragment
         ')(?<![\?\.\,\#\,])'.
     ')'.
     '#ixu';
diff --git a/tests/URLDetectionTest.php b/tests/URLDetectionTest.php
index 87b5376467..1c3f7cd96f 100644
--- a/tests/URLDetectionTest.php
+++ b/tests/URLDetectionTest.php
@@ -27,6 +27,8 @@ class URLDetectionTest extends PHPUnit_Framework_TestCase
         return array(
                      array('not a link :: no way',
                            'not a link :: no way'),
+                     array('link http://www.somesite.com/xyz/35637563@N00/52803365/ link',
+                           'link <a href="http://www.somesite.com/xyz/35637563@N00/52803365/" rel="external">http://www.somesite.com/xyz/35637563@N00/52803365/</a> link'),
                      array('http://127.0.0.1',
                            '<a href="http://127.0.0.1/" rel="external">http://127.0.0.1</a>'),
                      array('127.0.0.1',