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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2008 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 Admin_Recaptcha_Controller extends Admin_Controller {
public function index() {
$form = recaptcha::get_configure_form();
$old_public_key = module::get_var("recaptcha", "public_key");
$old_private_key = module::get_var("recaptcha", "private_key");
if (request::method() == "post") {
$valid_key = $form->validate();
if ($valid_key) {
$valid_key = recaptcha::is_recaptcha_valid($form,
$form->configure_recaptcha->private_key->value);
if (empty($valid_key) && $form->captcha_error == "invalid-site-private-key") {
$form->configure_recaptcha->private_key->add_error("invalid", 1);
unset($form->captcha_error);
}
}
if ($valid_key) {
$new_public_key = $form->configure_recaptcha->public_key->value;
$new_private_key = $form->configure_recaptcha->private_key->value;
$this->_update_key("public_key", $old_public_key, $new_public_key);
$this->_update_key("private_key", $old_private_key, $new_private_key);
$add_recaptcha_to = array();
foreach ($form->configure_recaptcha->activated_forms->value as $name) {
$add_recaptcha_to[$name] = 1;
}
module::set_var("recaptcha", "form_list", serialize($add_recaptcha_to));
log::success(t("Recaptcha active forms have changed."));
message::success(t("Recaptcha Configured"));
recaptcha::check_config();
}
} else {
$valid_key = !empty($old_public_key) && !empty($old_private_key);
}
recaptcha::check_config();
$view = new Admin_View("admin.html");
$view->content = new View("admin_recaptcha.html");
$view->content->valid_key = $valid_key;
$view->content->form = $form;
print $view;
}
private function _update_key($type, $old_key, $new_key) {
$changed = true;
if ($old_key && !$new_key) {
log::success(sprintf(t("Your Recaptcha %s has been cleared."), strtr($type, "_", " ")));
} else if ($old_key && $new_key && $old_key != $new_key) {
log::success(sprintf(t("Your Recaptcha %s has been changed."), strtr($type, "_", " ")));
} else if (!$old_key && $new_key) {
log::success(sprintf(t("Your Recaptcha %s has been saved."), strtr($type, "_", " ")));
} else {
$changed = false;
}
if ($changed) {
module::set_var("recaptcha", $type, $new_key);
}
}
public function gethtml($public_key, $error=null) {
$http_request = "GET /challenge?k=$public_key HTTP/1.0\r\n";
$response = "";
if( false == ( $fs = @fsockopen("api.recaptcha.net", 80, $errno, $errstr, 10) ) ) {
throw new Exception("@todo COULD NOT OPEN SOCKET");
}
$errorpart = empty($error) ? "" : "&error=$error";
fputs($fs, "GET /challenge?k=$public_key&ajax=1$errorpart HTTP/1.0\r\n");
fputs($fs, "Host: api.recaptcha.net\r\n");
fputs($fs, "Connection: Close\r\n\r\n");
while (!feof($fs)) {
$response .= fgets($fs, 1160); // One TCP-IP packet
}
fclose($fs);
$response = explode("\r\n\r\n", $response, 2);
if (strpos($response[1], "document.write") === 0) {
header("HTTP/1.1 400 BAD REQUEST");
if (preg_match("#.*\'(.*)\'#", $response[1], $matches)) {
$msg = $matches[1];
} else {
$msg = _t("Unable to determine error message");
}
print $msg;
} else {
header("HTTP/1.1 200 OK");
print json_encode(array("result" => "success", "script" => $response[1]));
}
}
}
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