From 569a001959f65aea2c0e7cd3dd5b541cac0e9e58 Mon Sep 17 00:00:00 2001
From: Adrian Lang <lang@cosmocode.de>
Date: Fri, 26 Mar 2010 14:10:46 +0100
Subject: Fix and simplify p_get_metadata key looping

explode converts $string (false) to string ("") and returns it if $delimiter is
not found, therefor looking for the key "" in metadata array.
---
 inc/parserutils.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'inc/parserutils.php')

diff --git a/inc/parserutils.php b/inc/parserutils.php
index cb8bc079d..4bec3ab1d 100644
--- a/inc/parserutils.php
+++ b/inc/parserutils.php
@@ -244,8 +244,7 @@ function p_get_metadata($id, $key='', $render=false){
     $val = $meta['current'];
 
     // filter by $key
-    foreach(explode(' ', trim($key), 2) as $cur_key) {
-        $cur_key = trim($cur_key);
+    foreach(preg_split('/\s+/', $key, 2, PREG_SPLIT_NO_EMPTY) as $cur_key) {
         if (!isset($val[$cur_key])) {
             return null;
         }
-- 
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