From 47c03d535fcf1b16c344efd411e5a2c58fae87d1 Mon Sep 17 00:00:00 2001
From: Cameron <e107inc@gmail.com>
Date: Tue, 9 Jan 2018 09:32:02 -0800
Subject: [PATCH] Issue #2956 PHP 7.1/7.2 captcha

---
 e107_handlers/secure_img_handler.php | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/e107_handlers/secure_img_handler.php b/e107_handlers/secure_img_handler.php
index 523af4f21..88baa3fb5 100644
--- a/e107_handlers/secure_img_handler.php
+++ b/e107_handlers/secure_img_handler.php
@@ -349,7 +349,9 @@ class secure_image
 			
 		}
 
-		if(isset($secureimg['font']) && !is_readable($fontpath.$secureimg['font']))
+		$fontFile = isset($secureimg['font']) ? realpath($fontpath.$secureimg['font']) : false;
+
+		if(!empty($fontFile) && !is_readable($fontFile))
 		{
 			echo "Font missing"; // for debug only. translation not necessary.
 			exit;
@@ -399,10 +401,11 @@ class secure_image
 		}
 		
 		header("Content-type: image/{$type}");
+		
 
-		if(isset($secureimg['font']) && is_readable($fontpath.$secureimg['font']))
+		if(!empty($fontFile))
 		{
-			imagettftext($image, $secureimg['size'],$secureimg['angle'], $secureimg['x'], $secureimg['y'], $text_color,$fontpath.$secureimg['font'], $code);
+			imagettftext($image, $secureimg['size'],$secureimg['angle'], $secureimg['x'], $secureimg['y'], $text_color, $fontFile, $code);
 		}
 		else
 		{