From 51caab6e5e9f27765cb94e5b5cf0cf51f97850cc Mon Sep 17 00:00:00 2001
From: Garret Buell <terragb@gmail.com>
Date: Sun, 31 Aug 2008 22:59:32 -0400
Subject: Elide_Tags

Make "#sanfrancisco", "#SanFrancisco", "#san_francisco", "#San.Francisco", and "#SAN-FRANCISCO" all link to http://identi.ca/tag/sanfrancisco but preserve appearance

darcs-hash:20080901025932-e3c0d-c0a939eaf7e242d88cbcb0d651c9d53718c60a9d.gz
---
 lib/util.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'lib/util.php')

diff --git a/lib/util.php b/lib/util.php
index 469bc986f..153009212 100644
--- a/lib/util.php
+++ b/lib/util.php
@@ -688,16 +688,16 @@ function common_render_content($text, $notice) {
 	$r = preg_replace('@https?://[^)\]>\s]+@', '<a href="\0" class="extlink">\0</a>', $r);
 	$r = preg_replace('/(^|\s+)@([a-z0-9]{1,64})/e', "'\\1@'.common_at_link($id, '\\2')", $r);
 	$r = preg_replace('/^T ([A-Z0-9]{1,64}) /e', "'T '.common_at_link($id, '\\1').' '", $r);
-	$r = preg_replace('/(^|\s+)#([A-Za-z0-9]{1,64})/e', "'\\1#'.common_tag_link('\\2')", $r);
+	$r = preg_replace('/(^|\s+)#([A-Za-z0-9_\-\.]{1,64})/e', "'\\1#'.common_tag_link('\\2')", $r);
 	# XXX: machine tags
 	return $r;
 }
 
 function common_tag_link($tag) {
 	if(common_config('site', 'fancy')) {
-		return '<a href="' . htmlspecialchars(common_path('tag/' . strtolower($tag))) . '" rel="tag" class="hashlink">' . htmlspecialchars($tag) . '</a>';
+		return '<a href="' . htmlspecialchars(common_path('tag/' . strtolower(str_replace(array('-', '_', '.'), '', $tag)))) . '" rel="tag" class="hashlink">' . htmlspecialchars($tag) . '</a>';
 	} else {
-		return '<a href="' . htmlspecialchars(common_path('index.php?action=tag&tag=' . strtolower($tag))) . '" rel="tag" class="hashlink">' . htmlspecialchars($tag) . '</a>';
+		return '<a href="' . htmlspecialchars(common_path('index.php?action=tag&tag=' . strtolower(str_replace(array('-', '_', '.'), '', $tag)))) . '" rel="tag" class="hashlink">' . htmlspecialchars($tag) . '</a>';
 	}
 }
 
-- 
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