From cbf4aa7f8c3a55bc08cfb2e437916527b5d856b4 Mon Sep 17 00:00:00 2001
From: Mark Jaquith <markjaquith@git.wordpress.org>
Date: Fri, 21 Mar 2008 16:29:59 +0000
Subject: [PATCH] make_clickable() trailing punctuation fixes from neodude.
 fixes #5081

git-svn-id: https://develop.svn.wordpress.org/trunk@7452 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-includes/formatting.php | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/wp-includes/formatting.php b/wp-includes/formatting.php
index 823ebde0a3..36393be453 100644
--- a/wp-includes/formatting.php
+++ b/wp-includes/formatting.php
@@ -631,21 +631,32 @@ function antispambot($emailaddy, $mailto=0) {
 }
 
 function _make_url_clickable_cb($matches) {
+	$ret = '';
 	$url = $matches[2];
 	$url = clean_url($url);
 	if ( empty($url) )
 		return $matches[0];
-	return $matches[1] . "<a href=\"$url\" rel=\"nofollow\">$url</a>";
+	// removed trailing [.,;:] from URL
+	if ( in_array(substr($url, -1), array('.', ',', ';', ':')) === true ) {
+		$ret = substr($url, -1);
+		$url = substr($url, 0, strlen($url)-1);
+	}
+	return $matches[1] . "<a href=\"$url\" rel=\"nofollow\">$url</a>" . $ret;
 }
 
 function _make_web_ftp_clickable_cb($matches) {
+	$ret = '';
 	$dest = $matches[2];
 	$dest = 'http://' . $dest;
 	$dest = clean_url($dest);
 	if ( empty($dest) )
 		return $matches[0];
-
-	return $matches[1] . "<a href=\"$dest\" rel=\"nofollow\">$dest</a>";
+	// removed trailing [,;:] from URL
+	if ( in_array(substr($dest, -1), array('.', ',', ';', ':')) === true ) {
+		$ret = substr($dest, -1);
+		$dest = substr($dest, 0, strlen($dest)-1);
+	}
+	return $matches[1] . "<a href=\"$dest\" rel=\"nofollow\">$dest</a>" . $ret;
 }
 
 function _make_email_clickable_cb($matches) {