diff options
Diffstat (limited to 'src/plugins/ReCaptcha.class.php')
| -rw-r--r-- | src/plugins/ReCaptcha.class.php | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/plugins/ReCaptcha.class.php b/src/plugins/ReCaptcha.class.php index c25147f..165493b 100644 --- a/src/plugins/ReCaptcha.class.php +++ b/src/plugins/ReCaptcha.class.php @@ -1,4 +1,6 @@ <?php +// We only include the recaptchalib.php file when we use it because we don't +// want it polluting the global namespace thing. class ReCaptcha extends Plugin { protected $config = array('public_key'=>'', @@ -11,4 +13,35 @@ class ReCaptcha extends Plugin { 'private_key'=>'text'); } public function init() {} + + private $resp = null; + private function getResp() { + if ($this->resp===null) { + require_once('recaptchalib.php'); + @$response = $_POST['recaptcha_response_field']; + @$challenge = $_POST['recaptcha_challenge_field']; + $this->resp = recaptcha_check_answer($this->config['private_key'], + $_SERVER['REMOTE_ADDR'], + $challenge, + $response); + } + return $this->resp; + } + + private function getError() { + if ($_POST["recaptcha_response_field"] && !$this->antispam_verify()) { + return $this->getResp()->error; + } else { + return false; + } + } + + public function antispam_verify() { + return $this->getResp()->is_valid; + } + + public function antispam_html() { + require_once('recaptchalib.php'); + return recaptcha_get_html($this->config['public_key'], $this->getError()); + } } |