From 1d9e45fb9bb38740218bb6a7723e697ae157bf9d Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@prodromou.name>
Date: Sat, 17 May 2008 12:09:08 -0400
Subject: [PATCH] common_local_url() second parameter optional

darcs-hash:20080517160908-84dde-c176f1fa4c4026a84efac994e65db0158935cb11.gz
---
 lib/common.php | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/common.php b/lib/common.php
index ca21b80111..8e0ea56b6b 100644
--- a/lib/common.php
+++ b/lib/common.php
@@ -264,12 +264,14 @@ function common_avatar_url($filename) {
 	return $config['avatar']['path'] . '/' . $filename;
 }
 
-function common_local_url($action, $args) {
+function common_local_url($action, $args=NULL) {
 	global $config;
 	/* XXX: pretty URLs */
 	$extra = '';
-	foreach ($args as $key => $value) {
-		$extra .= "&${key}=${value}";
+	if ($args) {
+		foreach ($args as $key => $value) {
+			$extra .= "&${key}=${value}";
+		}
 	}
 	return "http://".$config['site']['server'].'/'.$config['site']['path']."/index.php?action=${action}${extra}";
 }