Changeset 3031 for trunk/system/libraries/Captcha.php

Timestamp:

07/10/2008 11:06:23 AM (5 months ago)

Author:

Geert

Message:

A few minor tweaks to Basic and Alpha Captcha style in order to preserve enough readability and make both styles differ a bit more.

Also changed internal terminology to the "official" convention: http://en.wikipedia.org/wiki/Challenge-response_authentication

Files:

• trunk/system/libraries/Captcha.php (modified) (3 diffs)

trunk/system/libraries/Captcha.php

@@ -27 +27 @@
 
         // The Captcha challenge answer, the text the user is supposed to enter
-        public static $answer;
+        public static $response;
 
         /**
@@ -121 +121 @@
 
                 // Generate a new Captcha challenge
-                self::$answer = (string) $this->driver->generate_challenge();
+                self::$response = (string) $this->driver->generate_challenge();
 
                 // Store the answer in a session
-                Session::instance()->set('captcha_answer', self::$answer);
+                Session::instance()->set('captcha_response', self::$response);
 
                 Log::add('debug', 'Captcha Library initialized');
@@ -130 +130 @@
 
         /**
-         * Validates a Captcha answer.
+         * Validates a Captcha response.
          *
-         * @param   string   captcha answer
+         * @param   string   captcha response
          * @return  boolean
          */
-        public static function valid($answer)
+        public static function valid($response)
         {
-                return (strtoupper($answer) === strtoupper(Session::instance()->get('captcha_answer')));
+                return (strtoupper($response) === strtoupper(Session::instance()->get('captcha_response')));
         }