77 lines
2.2 KiB
PHP
77 lines
2.2 KiB
PHP
<?php
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/**
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* Copyright 1999-2017 Horde LLC (http://www.horde.org/)
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*
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* See the enclosed file COPYING for license information (LGPL). If you did
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* not receive this file, see http://www.horde.org/licenses/lgpl21.
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*
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* @author Chuck Hagenbuch <chuck@horde.org>
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* @author Max Kalika <max@horde.org>
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* @category Horde
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* @license http://www.horde.org/licenses/lgpl21 LGPL-2.1
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* @package Auth
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*/
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/**
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* The Horde_Auth_Ftp class provides an FTP implementation of the Horde
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* authentication system.
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*
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* @author Chuck Hagenbuch <chuck@horde.org>
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* @author Max Kalika <max@horde.org>
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* @category Horde
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* @copyright 1999-2017 Horde LLC
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* @license http://www.horde.org/licenses/lgpl21 LGPL-2.1
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* @package Auth
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*/
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class Horde_Auth_Ftp extends Horde_Auth_Base
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{
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/**
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* Constructor.
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*
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* @param array $params Optional parameters:
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* <pre>
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* 'hostspec' - (string) The hostname or IP address of the FTP server.
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* DEFAULT: 'localhost'
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* 'port' - (integer) The server port to connect to.
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* DEFAULT: 21
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* </pre>
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*
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* @throws Horde_Auth_Exception
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*/
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public function __construct(array $params = array())
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{
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if (!Horde_Util::extensionExists('ftp')) {
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throw new Horde_Auth_Exception(__CLASS__ . ': Required FTP extension not found. Compile PHP with the --enable-ftp switch.');
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}
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$params = array_merge(array(
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'hostspec' => 'localhost',
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'port' => 21
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), $params);
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parent::__construct($params);
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}
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/**
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* Find out if a set of login credentials are valid.
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*
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* @param string $userId The userId to check.
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* @param array $credentials An array of login credentials. For FTP,
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* this must contain a password entry.
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*
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* @throws Horde_Auth_Exception
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*/
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protected function _authenticate($userId, $credentials)
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{
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$ftp = @ftp_connect($this->_params['hostspec'], $this->_params['port']);
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$res = $ftp && @ftp_login($ftp, $userId, $credentials['password']);
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@ftp_quit($ftp);
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if ($res) {
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throw new Horde_Auth_Exception('', Horde_Auth::REASON_BADLOGIN);
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}
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}
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}
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