From 1ff9b5ecda2e81cc6e8a8cdef6dc5377bba01b83 Mon Sep 17 00:00:00 2001
From: Jaisen Mathai <jaisen@jmathai.com>
Date: Thu, 20 Oct 2011 17:14:08 -0700
Subject: [PATCH] Using empty() on a string `0` returns true. Using strlen
 instead.     php -r '$string="0"; var_dump(empty($string));'     bool(true)

---
 php/OAuthSimple.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/php/OAuthSimple.php b/php/OAuthSimple.php
index 7e1a136..0a20c07 100644
--- a/php/OAuthSimple.php
+++ b/php/OAuthSimple.php
@@ -326,7 +326,7 @@ class OAuthSimple {
     function _oauthEscape($string) {
         if ($string === 0)
             return 0;
-        if (empty($string))
+        if (strlen($string) == 0)
             return '';
         if (is_array($string))
             throw new OAuthSimpleException('Array passed to _oauthEscape');