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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2010 Bharat Mediratta
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
class Form_Recaptcha_Core extends Form_Input {
private $_error = null;
protected $data = array(
'name' => '',
'value' => '',
);
public function __construct($name) {
parent::__construct($name);
$this->error_messages("incorrect-captcha-sol",
t("The values supplied to reCAPTCHA are incorrect."));
$this->error_messages("invalid-site-private-key", t("The site private key is incorrect."));
}
public function render() {
$public_key = module::get_var("recaptcha", "public_key");
if (empty($public_key)) {
throw new Exception("@todo NEED KEY <a href=\"http://recaptcha.net/api/getkey\">" .
"http://recaptcha.net/api/getkey</a>");
}
$view = new View("form_recaptcha.html");
$view->public_key = $public_key;
return $view;
}
/**
* Validate this input based on the set rules.
*
* @return bool
*/
public function validate() {
$input = Input::instance();
$challenge = $input->post("recaptcha_challenge_field", "", true);
$response = $input->post("recaptcha_response_field", "", true);
if (!empty($challenge)) {
$this->_error = recaptcha::is_recaptcha_valid(
$challenge, $response, module::get_var("recaptcha", "private_key"));
if (!empty($this->_error)) {
$this->add_error($this->_error, 1);
}
}
$this->is_valid = empty($this->_error);
return empty($this->_error);
}
}
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