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<?php
/**
* cPanel Password Driver
*
* It uses Cpanel's Webmail UAPI to change the users password.
*
* This driver has been tested successfully with Digital Pacific hosting.
*
* @author Maikel Linke <maikel@email.org.au>
*
* Copyright (C) The Roundcube Dev Team
*
* 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 3 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, see https://www.gnu.org/licenses/.
*/
class rcube_cpanel_password
{
/**
* Changes the user's password. It is called by password.php.
* See "Driver API" README and password.php for the interface details.
*
* @param string $curpas Current (old) password
* @param string $newpass New password
*
* @return int|array Error code or assoc array with 'code' and 'message', see
* "Driver API" README and password.php
*/
public function save($curpas, $newpass)
{
$url = self::url();
$user = password::username();
$userpwd = "$user:$curpas";
$data = [
'email' => password::username('%l'),
'password' => $newpass
];
$response = $this->curl_auth_post($userpwd, $url, $data);
return self::decode_response($response);
}
/**
* Provides the UAPI URL of the Email::passwd_pop function.
*
* @return string HTTPS URL
*/
public static function url()
{
$config = rcmail::get_instance()->config;
$storage_host = $_SESSION['storage_host'];
$host = $config->get('password_cpanel_host', $storage_host);
$port = $config->get('password_cpanel_port', 2096);
return "https://$host:$port/execute/Email/passwd_pop";
}
/**
* Converts a UAPI response to a password driver response.
*
* @param string $response JSON response by the Cpanel UAPI
*
* @return mixed Response code or array, see <code>save</code>
*/
public static function decode_response($response)
{
if (!$response) {
return PASSWORD_CONNECT_ERROR;
}
// $result should be `null` or `stdClass` object
$result = json_decode($response);
// The UAPI may return HTML instead of JSON on missing authentication
if ($result && isset($result->status) && $result->status === 1) {
return PASSWORD_SUCCESS;
}
if ($result && !empty($result->errors) && is_array($result->errors)) {
return [
'code' => PASSWORD_ERROR,
'message' => $result->errors[0],
];
}
return PASSWORD_ERROR;
}
/**
* Post data to the given URL using basic authentication.
*
* Example:
*
* <code>
* curl_auth_post('john:Secr3t', 'https://example.org', [
* 'param' => 'value',
* 'param' => 'value'
* ]);
* </code>
*
* @param string $userpwd User name and password separated by a colon
* <code>:</code>
* @param string $url The URL to post data to
* @param array $postdata The data to post
*
* @return string|false The body of the reply, False on error
*/
private function curl_auth_post($userpwd, $url, $postdata)
{
$ch = curl_init();
$postfields = http_build_query($postdata, '', '&');
// see http://php.net/manual/en/function.curl-setopt.php
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_BUFFERSIZE, 131072);
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $postfields);
curl_setopt($ch, CURLOPT_USERPWD, $userpwd);
$result = curl_exec($ch);
$error = curl_error($ch);
curl_close($ch);
if ($result === false) {
rcube::raise_error("curl error: $error", true, false);
}
return $result;
}
}
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