Ticket #253: detect.patch.txt

--- ../../php-openid-2.1.0/examples/detect.php  2008-06-06 15:53:44.000000000 -0700
+++ detect.php  2008-06-07 22:10:31.000000000 -0700
@@ -395,6 +395,21 @@
     }
 }
 
+function detect_query_corruption($r, &$out)
+{
+    $out .= $r->h2('Query Corruption');
+    if ($_SERVER["QUERY_STRING"]!="test_query=a%26b")
+    {
+        $out.=$r->p("Your web server seems to corrupt queries.  Received ".$_SERVER["QUERY_STRING"].", expected a=%26b. Check for mod_encoding.");
+       return false;
+    }
+    else
+    {
+        $out.=$r->p("Your web server does not corrupt queries.  Good.");
+       return true;
+    }
+}
+    
 function detect_fetcher($r, &$out)
 {
     $out .= $r->h2('HTTP Fetching');
@@ -467,8 +482,12 @@
 }
 
 header('Content-Type: ' . $r->contentType() . '; charset=us-ascii');
-
-$title = 'OpenID Library Support Report';
+if (!$_GET["test_query"])
+{
+    header("Location: ".$_SERVER['PHP_SELF']."?test_query=a%26b");
+}
+    
+    $title = 'OpenID Library Support Report';
 $out = $r->start($title) .
     $r->h1($title) .
     $r->p('This script checks your PHP installation to determine if you ' .
@@ -492,7 +511,7 @@
     $status[] = detect_stores($r, $body);
     $status[] = detect_fetcher($r, $body);
     $status[] = detect_xml($r, $body);
-
+    $status[] = detect_query_corruption($r, $body);
     $result = true;
 
     foreach ($status as $v) {