From cbcc8ebb35e70ba82ca2bb6e49ca282ef88eb2a4 Mon Sep 17 00:00:00 2001
From: Rumata Estorsky <rumata@sputnikchess.ru>
Date: Mon, 18 Mar 2013 15:36:46 +0400
Subject: [PATCH 1/2] fix headers send (for Kohana >= 3.2)

---
 classes/captcha.php | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/classes/captcha.php b/classes/captcha.php
index 98dbc4a..36d6c4a 100644
--- a/classes/captcha.php
+++ b/classes/captcha.php
@@ -434,11 +434,11 @@ public function image_render($html)
 			return '<img src="'.url::site('captcha/'.Captcha::$config['group']).'" width="'.Captcha::$config['width'].'" height="'.Captcha::$config['height'].'" alt="Captcha" class="captcha" />';
 
 		// Send the correct HTTP header
-        Request::instance()->headers['Content-Type'] = 'image/'.$this->image_type;
-        Request::instance()->headers['Cache-Control'] = 'no-store, no-cache, must-revalidate, post-check=0, pre-check=0';
-        Request::instance()->headers['Pragma'] = 'no-cache';
-        Request::instance()->headers['Connection'] = 'close';
-
+                Request::current()->response()->headers('Content-Type', 'image/'.$this->image_type);
+                Request::current()->response()->headers('Cache-Control', 'no-store, no-cache, must-revalidate, post-check=0, pre-check=0');
+                Request::current()->response()->headers('Pragma', 'no-cache');
+                Request::current()->response()->headers('Connection', 'close');
+                                
 		// Pick the correct output function
 		$function = 'image'.$this->image_type;
 		$function($this->image);

From 2b679f690a9d6689f8fb7dc28316b65bd541e632 Mon Sep 17 00:00:00 2001
From: Rumata Estorsky <rumata@sputnikchess.ru>
Date: Mon, 18 Mar 2013 15:40:58 +0400
Subject: [PATCH 2/2] fix captcha math module

---
 classes/captcha/math.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/classes/captcha/math.php b/classes/captcha/math.php
index 77ea427..8dbb779 100644
--- a/classes/captcha/math.php
+++ b/classes/captcha/math.php
@@ -58,6 +58,7 @@ public function generate_challenge()
 	 */
 	public function render($html = TRUE)
 	{
+                $this->update_response_session(); 
 		return $this->math_exercise;
 	}