Files
gallery3/modules/recaptcha/libraries/Form_Recaptcha.php
Bharat Mediratta 6220db47b3 Simplify the recaptcha admin page. It's not guaranteed to verify your
recaptcha private key properly anymore, but it's more intuitive to
configure in the admin UI.
2009-01-28 08:15:56 +00:00

78 lines
2.8 KiB
PHP

<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2008 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>");
}
$server = "http://api.recaptcha.net";
$options[] = "callback: Recaptcha.focus_response_field";
$options[] = "lang: \"" . Kohana::config("locale.root_locale") . "\"";
$options[] = "theme: \"white\"";
$options = implode(", ", $options);
$html = "<div id=\"gRecaptcha\" />";
$html .= "<script type=\"text/javascript\" ";
$html .= "src=\"http://api.recaptcha.net/js/recaptcha_ajax.js\"></script>";
$html .= "<script type=\"text/javascript\">";
$html .= "Recaptcha.create(\"$public_key\", \"gRecaptcha\", {" . $options . "});";
$html .= "</script>";
return $html;
}
/**
* 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);
}
}