From cb0307474e1cf495ee26ac417864d1e7f67245b0 Mon Sep 17 00:00:00 2001
From: Johannes Klauss <johannes.klauss@3m5.de>
Date: Tue, 19 Feb 2013 18:21:02 +0100
Subject: [PATCH] [DomCrawler] lowered parsed protocol string (fixes #6986)

---
 src/Symfony/Component/DomCrawler/Link.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Symfony/Component/DomCrawler/Link.php b/src/Symfony/Component/DomCrawler/Link.php
index 1804111f2efe..31e8ba12f536 100644
--- a/src/Symfony/Component/DomCrawler/Link.php
+++ b/src/Symfony/Component/DomCrawler/Link.php
@@ -46,7 +46,7 @@ class Link
      */
     public function __construct(\DOMNode $node, $currentUri, $method = 'GET')
     {
-        if (!in_array(substr($currentUri, 0, 4), array('http', 'file'))) {
+        if (!in_array(strtolower(substr($currentUri, 0, 4)), array('http', 'file'))) {
             throw new \InvalidArgumentException(sprintf('Current URI must be an absolute URL ("%s").', $currentUri));
         }