CRM-16005 verification

[civicrm-core.git] / CRM / Utils / ReCAPTCHA.php

diff --git a/CRM/Utils/ReCAPTCHA.php b/CRM/Utils/ReCAPTCHA.php
index 163ed926f674705313aed31bbf6f72d671be8934..6b07762614cc47d980e82f8018016d85861716ab 100644 (file)
--- a/CRM/Utils/ReCAPTCHA.php
+++ b/CRM/Utils/ReCAPTCHA.php
@@ -1,9 +1,9 @@
 <?php
 /*
  +--------------------------------------------------------------------+
- | CiviCRM version 4.4                                                |
+ | CiviCRM version 4.5                                                |
  +--------------------------------------------------------------------+
- | Copyright CiviCRM LLC (c) 2004-2013                                |
+ | Copyright CiviCRM LLC (c) 2004-2014                                |
  +--------------------------------------------------------------------+
  | This file is a part of CiviCRM.                                    |
  |                                                                    |
@@ -28,7 +28,7 @@
 /**
  *
  * @package CRM
- * @copyright CiviCRM LLC (c) 2004-2013
+ * @copyright CiviCRM LLC (c) 2004-2014
  * $Id$
  *
  */
@@ -67,6 +67,9 @@ class CRM_Utils_ReCAPTCHA {
     return self::$_singleton;
   }
 
+  /**
+   *
+   */
   function __construct() {}
 
   /**
@@ -77,7 +80,9 @@ class CRM_Utils_ReCAPTCHA {
     $error  = NULL;
     $config = CRM_Core_Config::singleton();
     $useSSL = FALSE;
-    require_once 'packages/recaptcha/recaptchalib.php';
+    if ( !function_exists( 'recaptcha_get_html' ) ) {
+      require_once 'packages/recaptcha/recaptchalib.php';
+    }
 
     // See if we are using SSL
     if (CRM_Utils_System::isSSL()) {
@@ -109,6 +114,12 @@ class CRM_Utils_ReCAPTCHA {
     );
   }
 
+  /**
+   * @param $value
+   * @param $form
+   *
+   * @return mixed
+   */
   static function validate($value, $form) {
     $config = CRM_Core_Config::singleton();