From 82769165658074feb6409cd59aab7505fb319c61 Mon Sep 17 00:00:00 2001
From: "ctrlaltca@gmail.com" <>
Date: Mon, 23 Jan 2012 08:31:20 +0000
Subject: little improvement to TReCaptcha; refs #345, patch by gabor

---
 framework/Web/UI/WebControls/TReCaptcha.php | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'framework/Web/UI/WebControls/TReCaptcha.php')

diff --git a/framework/Web/UI/WebControls/TReCaptcha.php b/framework/Web/UI/WebControls/TReCaptcha.php
index 50886276..b9ba0070 100644
--- a/framework/Web/UI/WebControls/TReCaptcha.php
+++ b/framework/Web/UI/WebControls/TReCaptcha.php
@@ -159,11 +159,20 @@ class TReCaptcha extends TWebControl implements IValidatable
 
 	public function validate()
 	{
+		if (!
+		      (
+			($challenge = @$_POST[$this->getChallengeFieldName()])
+			and
+			($response = @$_POST[$this->getResponseFieldName()])
+		      )
+                   )
+		   return false;
+
 		$resp = recaptcha_check_answer(
 			$this->getPrivateKey(),
 			$_SERVER["REMOTE_ADDR"],
-			$_POST[$this->getChallengeFieldName()],
-			$_POST[$this->getResponseFieldName()]
+			$challenge,
+			$response
 		); 
 		return ($resp->is_valid==1);
 	}
-- 
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