| | |
| | | <?php |
| | | // +-----------------------------------------------------------------------+ |
| | | // | Copyright (c) 2002-2003, Richard Heyes | |
| | | // | Copyright (c) 2006, Anish Mistry | |
| | | // | All rights reserved. | |
| | | // | | |
| | | // | Redistribution and use in source and binary forms, with or without | |
| | | // | modification, are permitted provided that the following conditions | |
| | | // | are met: | |
| | | // | | |
| | | // | o Redistributions of source code must retain the above copyright | |
| | | // | notice, this list of conditions and the following disclaimer. | |
| | | // | o Redistributions in binary form must reproduce the above copyright | |
| | | // | notice, this list of conditions and the following disclaimer in the | |
| | | // | documentation and/or other materials provided with the distribution.| |
| | | // | o The names of the authors may not be used to endorse or promote | |
| | | // | products derived from this software without specific prior written | |
| | | // | permission. | |
| | | // | | |
| | | // | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| | | // | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| | | // | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| | | // | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| | | // | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| | | // | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| | | // | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| | | // | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| | | // | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| | | // | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| | | // | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| | | // | | |
| | | // +-----------------------------------------------------------------------+ |
| | | // | Author: Richard Heyes <richard@phpguru.org> | |
| | | // | Co-Author: Damian Fernandez Sosa <damlists@cnba.uba.ar> | |
| | | // | Co-Author: Anish Mistry <amistry@am-productions.biz> | |
| | | // +-----------------------------------------------------------------------+ |
| | | /** |
| | | * This file contains the Net_Sieve class. |
| | | * |
| | | * PHP version 4 |
| | | * |
| | | * +-----------------------------------------------------------------------+ |
| | | * | All rights reserved. | |
| | | * | | |
| | | * | Redistribution and use in source and binary forms, with or without | |
| | | * | modification, are permitted provided that the following conditions | |
| | | * | are met: | |
| | | * | | |
| | | * | o Redistributions of source code must retain the above copyright | |
| | | * | notice, this list of conditions and the following disclaimer. | |
| | | * | o Redistributions in binary form must reproduce the above copyright | |
| | | * | notice, this list of conditions and the following disclaimer in the | |
| | | * | documentation and/or other materials provided with the distribution.| |
| | | * | | |
| | | * | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| | | * | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| | | * | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| | | * | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| | | * | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| | | * | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| | | * | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| | | * | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| | | * | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| | | * | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| | | * | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| | | * +-----------------------------------------------------------------------+ |
| | | * |
| | | * @category Networking |
| | | * @package Net_Sieve |
| | | * @author Richard Heyes <richard@phpguru.org> |
| | | * @author Damian Fernandez Sosa <damlists@cnba.uba.ar> |
| | | * @author Anish Mistry <amistry@am-productions.biz> |
| | | * @author Jan Schneider <jan@horde.org> |
| | | * @copyright 2002-2003 Richard Heyes |
| | | * @copyright 2006-2008 Anish Mistry |
| | | * @license http://www.opensource.org/licenses/bsd-license.php BSD |
| | | * @version SVN: $Id: Sieve.php 289313 2009-10-07 22:26:33Z yunosh $ |
| | | * @link http://pear.php.net/package/Net_Sieve |
| | | */ |
| | | |
| | | require_once('Net/Socket.php'); |
| | | require_once 'PEAR.php'; |
| | | require_once 'Net/Socket.php'; |
| | | |
| | | /** |
| | | * TODO |
| | | * |
| | | * o supportsAuthMech() |
| | | */ |
| | | * TODO |
| | | * |
| | | * o supportsAuthMech() |
| | | */ |
| | | |
| | | /** |
| | | * Disconnected state |
| | | * @const NET_SIEVE_STATE_DISCONNECTED |
| | | */ |
| | | define('NET_SIEVE_STATE_DISCONNECTED', 1, true); |
| | | * Disconnected state |
| | | * @const NET_SIEVE_STATE_DISCONNECTED |
| | | */ |
| | | define('NET_SIEVE_STATE_DISCONNECTED', 1, true); |
| | | |
| | | /** |
| | | * Authorisation state |
| | | * @const NET_SIEVE_STATE_AUTHORISATION |
| | | */ |
| | | * Authorisation state |
| | | * @const NET_SIEVE_STATE_AUTHORISATION |
| | | */ |
| | | define('NET_SIEVE_STATE_AUTHORISATION', 2, true); |
| | | |
| | | /** |
| | | * Transaction state |
| | | * @const NET_SIEVE_STATE_TRANSACTION |
| | | */ |
| | | define('NET_SIEVE_STATE_TRANSACTION', 3, true); |
| | | * Transaction state |
| | | * @const NET_SIEVE_STATE_TRANSACTION |
| | | */ |
| | | define('NET_SIEVE_STATE_TRANSACTION', 3, true); |
| | | |
| | | |
| | | /** |
| | | * A class for talking to the timsieved server which |
| | | * comes with Cyrus IMAP. |
| | | * |
| | | * SIEVE: RFC3028 http://www.ietf.org/rfc/rfc3028.txt |
| | | * MANAGE-SIEVE: http://www.ietf.org/internet-drafts/draft-martin-managesieve-07.txt |
| | | * |
| | | * @author Richard Heyes <richard@php.net> |
| | | * @author Damian Fernandez Sosa <damlists@cnba.uba.ar> |
| | | * @author Anish Mistry <amistry@am-productions.biz> |
| | | * @access public |
| | | * @version 1.2.0 |
| | | * @package Net_Sieve |
| | | */ |
| | | |
| | | * A class for talking to the timsieved server which comes with Cyrus IMAP. |
| | | * |
| | | * @category Networking |
| | | * @package Net_Sieve |
| | | * @author Richard Heyes <richard@phpguru.org> |
| | | * @author Damian Fernandez Sosa <damlists@cnba.uba.ar> |
| | | * @author Anish Mistry <amistry@am-productions.biz> |
| | | * @author Jan Schneider <jan@horde.org> |
| | | * @copyright 2002-2003 Richard Heyes |
| | | * @copyright 2006-2008 Anish Mistry |
| | | * @license http://www.opensource.org/licenses/bsd-license.php BSD |
| | | * @version Release: @package_version@ |
| | | * @link http://pear.php.net/package/Net_Sieve |
| | | * @link http://www.ietf.org/rfc/rfc3028.txt RFC 3028 (Sieve: A Mail |
| | | * Filtering Language) |
| | | * @link http://tools.ietf.org/html/draft-ietf-sieve-managesieve A |
| | | * Protocol for Remotely Managing Sieve Scripts |
| | | */ |
| | | class Net_Sieve |
| | | { |
| | | /** |
| | | * The socket object |
| | | * @var object |
| | | */ |
| | | * The authentication methods this class supports. |
| | | * |
| | | * Can be overwritten if having problems with certain methods. |
| | | * |
| | | * @var array |
| | | */ |
| | | var $supportedAuthMethods = array('DIGEST-MD5', 'CRAM-MD5', 'EXTERNAL', |
| | | 'PLAIN' , 'LOGIN'); |
| | | |
| | | /** |
| | | * SASL authentication methods that require Auth_SASL. |
| | | * |
| | | * @var array |
| | | */ |
| | | var $_supportedSASLAuthMethods = array('DIGEST-MD5', 'CRAM-MD5'); |
| | | |
| | | /** |
| | | * The socket handle. |
| | | * |
| | | * @var resource |
| | | */ |
| | | var $_sock; |
| | | |
| | | /** |
| | | * Info about the connect |
| | | * @var array |
| | | */ |
| | | * Parameters and connection information. |
| | | * |
| | | * @var array |
| | | */ |
| | | var $_data; |
| | | |
| | | /** |
| | | * Current state of the connection |
| | | * @var integer |
| | | */ |
| | | * Current state of the connection. |
| | | * |
| | | * One of the NET_SIEVE_STATE_* constants. |
| | | * |
| | | * @var integer |
| | | */ |
| | | var $_state; |
| | | |
| | | /** |
| | | * Constructor error is any |
| | | * @var object |
| | | */ |
| | | * Constructor error. |
| | | * |
| | | * @var PEAR_Error |
| | | */ |
| | | var $_error; |
| | | |
| | | /** |
| | | * To allow class debuging |
| | | * @var boolean |
| | | */ |
| | | * Whether to enable debugging. |
| | | * |
| | | * @var boolean |
| | | */ |
| | | var $_debug = false; |
| | | |
| | | /** |
| | | * Allows picking up of an already established connection |
| | | * @var boolean |
| | | */ |
| | | * Debug output handler. |
| | | * |
| | | * This has to be a valid callback. |
| | | * |
| | | * @var string|array |
| | | */ |
| | | var $_debug_handler = null; |
| | | |
| | | /** |
| | | * Whether to pick up an already established connection. |
| | | * |
| | | * @var boolean |
| | | */ |
| | | var $_bypassAuth = false; |
| | | |
| | | /** |
| | | * Whether to use TLS if available |
| | | * @var boolean |
| | | */ |
| | | * Whether to use TLS if available. |
| | | * |
| | | * @var boolean |
| | | */ |
| | | var $_useTLS = true; |
| | | |
| | | /** |
| | | * The auth methods this class support |
| | | * @var array |
| | | */ |
| | | var $supportedAuthMethods=array('DIGEST-MD5', 'CRAM-MD5', 'PLAIN' , 'LOGIN'); |
| | | //if you have problems using DIGEST-MD5 authentication please comment the line above and uncomment the following line |
| | | //var $supportedAuthMethods=array( 'CRAM-MD5', 'PLAIN' , 'LOGIN'); |
| | | |
| | | //var $supportedAuthMethods=array( 'PLAIN' , 'LOGIN'); |
| | | * Additional options for stream_context_create(). |
| | | * |
| | | * @var array |
| | | */ |
| | | var $_options = null; |
| | | |
| | | /** |
| | | * The auth methods this class support |
| | | * @var array |
| | | */ |
| | | var $supportedSASLAuthMethods=array('DIGEST-MD5', 'CRAM-MD5'); |
| | | |
| | | /** |
| | | * Handles posible referral loops |
| | | * @var array |
| | | */ |
| | | * Maximum number of referral loops |
| | | * |
| | | * @var array |
| | | */ |
| | | var $_maxReferralCount = 15; |
| | | |
| | | /** |
| | | * Constructor |
| | | * Sets up the object, connects to the server and logs in. stores |
| | | * any generated error in $this->_error, which can be retrieved |
| | | * using the getError() method. |
| | | * |
| | | * @param string $user Login username |
| | | * @param string $pass Login password |
| | | * @param string $host Hostname of server |
| | | * @param string $port Port of server |
| | | * @param string $logintype Type of login to perform |
| | | * @param string $euser Effective User (if $user=admin, login as $euser) |
| | | * @param string $bypassAuth Skip the authentication phase. Useful if the socket |
| | | is already open. |
| | | * @param boolean $useTLS Use TLS if available |
| | | */ |
| | | function Net_Sieve($user = null , $pass = null , $host = 'localhost', $port = 2000, $logintype = '', $euser = '', $debug = false, $bypassAuth = false, $useTLS = true) |
| | | { |
| | | $this->_state = NET_SIEVE_STATE_DISCONNECTED; |
| | | $this->_data['user'] = $user; |
| | | $this->_data['pass'] = $pass; |
| | | $this->_data['host'] = $host; |
| | | $this->_data['port'] = $port; |
| | | * Constructor. |
| | | * |
| | | * Sets up the object, connects to the server and logs in. Stores any |
| | | * generated error in $this->_error, which can be retrieved using the |
| | | * getError() method. |
| | | * |
| | | * @param string $user Login username. |
| | | * @param string $pass Login password. |
| | | * @param string $host Hostname of server. |
| | | * @param string $port Port of server. |
| | | * @param string $logintype Type of login to perform (see |
| | | * $supportedAuthMethods). |
| | | * @param string $euser Effective user. If authenticating as an |
| | | * administrator, login as this user. |
| | | * @param boolean $debug Whether to enable debugging (@see setDebug()). |
| | | * @param string $bypassAuth Skip the authentication phase. Useful if the |
| | | * socket is already open. |
| | | * @param boolean $useTLS Use TLS if available. |
| | | * @param array $options Additional options for |
| | | * stream_context_create(). |
| | | */ |
| | | function Net_Sieve($user = null, $pass = null, $host = 'localhost', |
| | | $port = 2000, $logintype = '', $euser = '', $debug = false, |
| | | $bypassAuth = false, $useTLS = true, $options = null |
| | | ) { |
| | | $this->_state = NET_SIEVE_STATE_DISCONNECTED; |
| | | $this->_data['user'] = $user; |
| | | $this->_data['pass'] = $pass; |
| | | $this->_data['host'] = $host; |
| | | $this->_data['port'] = $port; |
| | | $this->_data['logintype'] = $logintype; |
| | | $this->_data['euser'] = $euser; |
| | | $this->_sock = &new Net_Socket(); |
| | | $this->_debug = $debug; |
| | | $this->_bypassAuth = $bypassAuth; |
| | | $this->_useTLS = $useTLS; |
| | | /* |
| | | * Include the Auth_SASL package. If the package is not available, |
| | | * we disable the authentication methods that depend upon it. |
| | | */ |
| | | $this->_data['euser'] = $euser; |
| | | $this->_sock = new Net_Socket(); |
| | | $this->_debug = $debug; |
| | | $this->_bypassAuth = $bypassAuth; |
| | | $this->_useTLS = $useTLS; |
| | | $this->_options = $options; |
| | | |
| | | /* Try to include the Auth_SASL package. If the package is not |
| | | * available, we disable the authentication methods that depend upon |
| | | * it. */ |
| | | if ((@include_once 'Auth/SASL.php') === false) { |
| | | if($this->_debug){ |
| | | echo "AUTH_SASL NOT PRESENT!\n"; |
| | | } |
| | | foreach($this->supportedSASLAuthMethods as $SASLMethod){ |
| | | $pos = array_search( $SASLMethod, $this->supportedAuthMethods ); |
| | | if($this->_debug){ |
| | | echo "DISABLING METHOD $SASLMethod\n"; |
| | | } |
| | | $this->_debug('Auth_SASL not present'); |
| | | foreach ($this->supportedSASLAuthMethods as $SASLMethod) { |
| | | $pos = array_search($SASLMethod, $this->supportedAuthMethods); |
| | | $this->_debug('Disabling method ' . $SASLMethod); |
| | | unset($this->supportedAuthMethods[$pos]); |
| | | } |
| | | } |
| | | if( ($user != null) && ($pass != null) ){ |
| | | |
| | | if (strlen($user) && strlen($pass)) { |
| | | $this->_error = $this->_handleConnectAndLogin(); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Handles the errors the class can find |
| | | * on the server |
| | | * |
| | | * @access private |
| | | * @param mixed $msg Text error message or PEAR error object |
| | | * @param integer $code Numeric error code |
| | | * @return PEAR_Error |
| | | */ |
| | | function _raiseError($msg, $code) |
| | | * Returns any error that may have been generated in the constructor. |
| | | * |
| | | * @return boolean|PEAR_Error False if no error, PEAR_Error otherwise. |
| | | */ |
| | | function getError() |
| | | { |
| | | include_once 'PEAR.php'; |
| | | return PEAR::raiseError($msg, $code); |
| | | return PEAR::isError($this->_error) ? $this->_error : false; |
| | | } |
| | | |
| | | /** |
| | | * Handles connect and login. |
| | | * on the server |
| | | * |
| | | * @access private |
| | | * @return mixed Indexed array of scriptnames or PEAR_Error on failure |
| | | */ |
| | | * Sets the debug state and handler function. |
| | | * |
| | | * @param boolean $debug Whether to enable debugging. |
| | | * @param string $handler A custom debug handler. Must be a valid callback. |
| | | * |
| | | * @return void |
| | | */ |
| | | function setDebug($debug = true, $handler = null) |
| | | { |
| | | $this->_debug = $debug; |
| | | $this->_debug_handler = $handler; |
| | | } |
| | | |
| | | /** |
| | | * Connects to the server and logs in. |
| | | * |
| | | * @return boolean True on success, PEAR_Error on failure. |
| | | */ |
| | | function _handleConnectAndLogin() |
| | | { |
| | | if (PEAR::isError($res = $this->connect($this->_data['host'] , $this->_data['port'], null, $this->_useTLS ))) { |
| | | if (PEAR::isError($res = $this->connect($this->_data['host'], $this->_data['port'], $this->_options, $this->_useTLS))) { |
| | | return $res; |
| | | } |
| | | if($this->_bypassAuth === false) { |
| | | if (PEAR::isError($res = $this->login($this->_data['user'], $this->_data['pass'], $this->_data['logintype'] , $this->_data['euser'] , $this->_bypassAuth) ) ) { |
| | | if ($this->_bypassAuth === false) { |
| | | if (PEAR::isError($res = $this->login($this->_data['user'], $this->_data['pass'], $this->_data['logintype'], $this->_data['euser'], $this->_bypassAuth))) { |
| | | return $res; |
| | | } |
| | | } |
| | |
| | | } |
| | | |
| | | /** |
| | | * Returns an indexed array of scripts currently |
| | | * on the server |
| | | * |
| | | * @return mixed Indexed array of scriptnames or PEAR_Error on failure |
| | | */ |
| | | * Handles connecting to the server and checks the response validity. |
| | | * |
| | | * @param string $host Hostname of server. |
| | | * @param string $port Port of server. |
| | | * @param array $options List of options to pass to |
| | | * stream_context_create(). |
| | | * @param boolean $useTLS Use TLS if available. |
| | | * |
| | | * @return boolean True on success, PEAR_Error otherwise. |
| | | */ |
| | | function connect($host, $port, $options = null, $useTLS = true) |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED != $this->_state) { |
| | | return PEAR::raiseError('Not currently in DISCONNECTED state', 1); |
| | | } |
| | | |
| | | if (PEAR::isError($res = $this->_sock->connect($host, $port, false, 5, $options))) { |
| | | return $res; |
| | | } |
| | | |
| | | if ($this->_bypassAuth) { |
| | | $this->_state = NET_SIEVE_STATE_TRANSACTION; |
| | | } else { |
| | | $this->_state = NET_SIEVE_STATE_AUTHORISATION; |
| | | if (PEAR::isError($res = $this->_doCmd())) { |
| | | return $res; |
| | | } |
| | | } |
| | | |
| | | // Explicitly ask for the capabilities in case the connection is |
| | | // picked up from an existing connection. |
| | | if (PEAR::isError($res = $this->_cmdCapability())) { |
| | | return PEAR::raiseError( |
| | | 'Failed to connect, server said: ' . $res->getMessage(), 2 |
| | | ); |
| | | } |
| | | |
| | | // Check if we can enable TLS via STARTTLS. |
| | | if ($useTLS && !empty($this->_capability['starttls']) |
| | | && function_exists('stream_socket_enable_crypto') |
| | | ) { |
| | | if (PEAR::isError($res = $this->_startTLS())) { |
| | | return $res; |
| | | } |
| | | } |
| | | |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Disconnect from the Sieve server. |
| | | * |
| | | * @param boolean $sendLogoutCMD Whether to send LOGOUT command before |
| | | * disconnecting. |
| | | * |
| | | * @return boolean True on success, PEAR_Error otherwise. |
| | | */ |
| | | function disconnect($sendLogoutCMD = true) |
| | | { |
| | | return $this->_cmdLogout($sendLogoutCMD); |
| | | } |
| | | |
| | | /** |
| | | * Logs into server. |
| | | * |
| | | * @param string $user Login username. |
| | | * @param string $pass Login password. |
| | | * @param string $logintype Type of login method to use. |
| | | * @param string $euser Effective UID (perform on behalf of $euser). |
| | | * @param boolean $bypassAuth Do not perform authentication. |
| | | * |
| | | * @return boolean True on success, PEAR_Error otherwise. |
| | | */ |
| | | function login($user, $pass, $logintype = null, $euser = '', $bypassAuth = false) |
| | | { |
| | | if (NET_SIEVE_STATE_AUTHORISATION != $this->_state) { |
| | | return PEAR::raiseError('Not currently in AUTHORISATION state', 1); |
| | | } |
| | | |
| | | if (!$bypassAuth ) { |
| | | if (PEAR::isError($res = $this->_cmdAuthenticate($user, $pass, $logintype, $euser))) { |
| | | return $res; |
| | | } |
| | | } |
| | | $this->_state = NET_SIEVE_STATE_TRANSACTION; |
| | | |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Returns an indexed array of scripts currently on the server. |
| | | * |
| | | * @return array Indexed array of scriptnames. |
| | | */ |
| | | function listScripts() |
| | | { |
| | | if (is_array($scripts = $this->_cmdListScripts())) { |
| | |
| | | } |
| | | |
| | | /** |
| | | * Returns the active script |
| | | * |
| | | * @return mixed The active scriptname or PEAR_Error on failure |
| | | */ |
| | | * Returns the active script. |
| | | * |
| | | * @return string The active scriptname. |
| | | */ |
| | | function getActive() |
| | | { |
| | | if (!empty($this->_active)) { |
| | | return $this->_active; |
| | | |
| | | } elseif (is_array($scripts = $this->_cmdListScripts())) { |
| | | } |
| | | if (is_array($scripts = $this->_cmdListScripts())) { |
| | | $this->_active = $scripts[1]; |
| | | return $scripts[1]; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Sets the active script |
| | | * |
| | | * @param string $scriptname The name of the script to be set as active |
| | | * @return mixed true on success, PEAR_Error on failure |
| | | */ |
| | | * Sets the active script. |
| | | * |
| | | * @param string $scriptname The name of the script to be set as active. |
| | | * |
| | | * @return boolean True on success, PEAR_Error on failure. |
| | | */ |
| | | function setActive($scriptname) |
| | | { |
| | | return $this->_cmdSetActive($scriptname); |
| | | } |
| | | |
| | | /** |
| | | * Retrieves a script |
| | | * |
| | | * @param string $scriptname The name of the script to be retrieved |
| | | * @return mixed The script on success, PEAR_Error on failure |
| | | * Retrieves a script. |
| | | * |
| | | * @param string $scriptname The name of the script to be retrieved. |
| | | * |
| | | * @return string The script on success, PEAR_Error on failure. |
| | | */ |
| | | function getScript($scriptname) |
| | | { |
| | |
| | | } |
| | | |
| | | /** |
| | | * Adds a script to the server |
| | | * |
| | | * @param string $scriptname Name of the script |
| | | * @param string $script The script |
| | | * @param boolean $makeactive Whether to make this the active script |
| | | * @return mixed true on success, PEAR_Error on failure |
| | | */ |
| | | * Adds a script to the server. |
| | | * |
| | | * @param string $scriptname Name of the script. |
| | | * @param string $script The script content. |
| | | * @param boolean $makeactive Whether to make this the active script. |
| | | * |
| | | * @return boolean True on success, PEAR_Error on failure. |
| | | */ |
| | | function installScript($scriptname, $script, $makeactive = false) |
| | | { |
| | | if (PEAR::isError($res = $this->_cmdPutScript($scriptname, $script))) { |
| | | return $res; |
| | | |
| | | } elseif ($makeactive) { |
| | | return $this->_cmdSetActive($scriptname); |
| | | |
| | | } else { |
| | | return true; |
| | | } |
| | | if ($makeactive) { |
| | | return $this->_cmdSetActive($scriptname); |
| | | } |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Removes a script from the server |
| | | * |
| | | * @param string $scriptname Name of the script |
| | | * @return mixed True on success, PEAR_Error on failure |
| | | */ |
| | | * Removes a script from the server. |
| | | * |
| | | * @param string $scriptname Name of the script. |
| | | * |
| | | * @return boolean True on success, PEAR_Error on failure. |
| | | */ |
| | | function removeScript($scriptname) |
| | | { |
| | | return $this->_cmdDeleteScript($scriptname); |
| | | } |
| | | |
| | | /** |
| | | * Returns any error that may have been generated in the |
| | | * constructor |
| | | * |
| | | * @return mixed False if no error, PEAR_Error otherwise |
| | | */ |
| | | function getError() |
| | | * Checks if the server has space to store the script by the server. |
| | | * |
| | | * @param string $scriptname The name of the script to mark as active. |
| | | * @param integer $size The size of the script. |
| | | * |
| | | * @return boolean|PEAR_Error True if there is space, PEAR_Error otherwise. |
| | | * |
| | | * @todo Rename to hasSpace() |
| | | */ |
| | | function haveSpace($scriptname, $size) |
| | | { |
| | | return PEAR::isError($this->_error) ? $this->_error : false; |
| | | if (NET_SIEVE_STATE_TRANSACTION != $this->_state) { |
| | | return PEAR::raiseError('Not currently in TRANSACTION state', 1); |
| | | } |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf('HAVESPACE "%s" %d', $scriptname, $size)))) { |
| | | return $res; |
| | | } |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Handles connecting to the server and checking the |
| | | * response is valid. |
| | | * |
| | | * @access private |
| | | * @param string $host Hostname of server |
| | | * @param string $port Port of server |
| | | * @param array $options List of options to pass to connect |
| | | * @param boolean $useTLS Use TLS if available |
| | | * @return mixed True on success, PEAR_Error otherwise |
| | | */ |
| | | function connect($host, $port, $options = null, $useTLS = true) |
| | | * Returns the list of extensions the server supports. |
| | | * |
| | | * @return array List of extensions or PEAR_Error on failure. |
| | | */ |
| | | function getExtensions() |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED != $this->_state) { |
| | | $msg='Not currently in DISCONNECTED state'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | if (NET_SIEVE_STATE_DISCONNECTED == $this->_state) { |
| | | return PEAR::raiseError('Not currently connected', 7); |
| | | } |
| | | return $this->_capability['extensions']; |
| | | } |
| | | |
| | | /** |
| | | * Returns whether the server supports an extension. |
| | | * |
| | | * @param string $extension The extension to check. |
| | | * |
| | | * @return boolean Whether the extension is supported or PEAR_Error on |
| | | * failure. |
| | | */ |
| | | function hasExtension($extension) |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED == $this->_state) { |
| | | return PEAR::raiseError('Not currently connected', 7); |
| | | } |
| | | |
| | | if (PEAR::isError($res = $this->_sock->connect($host, $port, false, 5, $options))) { |
| | | return $res; |
| | | } |
| | | |
| | | if($this->_bypassAuth === false) { |
| | | $this->_state = NET_SIEVE_STATE_AUTHORISATION; |
| | | if (PEAR::isError($res = $this->_doCmd())) { |
| | | return $res; |
| | | } |
| | | } else { |
| | | $this->_state = NET_SIEVE_STATE_TRANSACTION; |
| | | } |
| | | |
| | | // Explicitly ask for the capabilities in case the connection |
| | | // is picked up from an existing connection. |
| | | if(PEAR::isError($res = $this->_cmdCapability() )) { |
| | | $msg='Failed to connect, server said: ' . $res->getMessage(); |
| | | $code=2; |
| | | return $this->_raiseError($msg,$code); |
| | | } |
| | | |
| | | // Get logon greeting/capability and parse |
| | | $this->_parseCapability($res); |
| | | |
| | | if($useTLS === true) { |
| | | // check if we can enable TLS via STARTTLS |
| | | if(isset($this->_capability['starttls']) && function_exists('stream_socket_enable_crypto') === true) { |
| | | if (PEAR::isError($res = $this->_startTLS())) { |
| | | return $res; |
| | | $extension = trim($this->_toUpper($extension)); |
| | | if (is_array($this->_capability['extensions'])) { |
| | | foreach ($this->_capability['extensions'] as $ext) { |
| | | if ($ext == $extension) { |
| | | return true; |
| | | } |
| | | } |
| | | } |
| | | |
| | | return true; |
| | | return false; |
| | | } |
| | | |
| | | /** |
| | | * Logs into server. |
| | | * |
| | | * @param string $user Login username |
| | | * @param string $pass Login password |
| | | * @param string $logintype Type of login method to use |
| | | * @param string $euser Effective UID (perform on behalf of $euser) |
| | | * @param boolean $bypassAuth Do not perform authentication |
| | | * @return mixed True on success, PEAR_Error otherwise |
| | | */ |
| | | function login($user, $pass, $logintype = null , $euser = '', $bypassAuth = false) |
| | | * Returns the list of authentication methods the server supports. |
| | | * |
| | | * @return array List of authentication methods or PEAR_Error on failure. |
| | | */ |
| | | function getAuthMechs() |
| | | { |
| | | if (NET_SIEVE_STATE_AUTHORISATION != $this->_state) { |
| | | $msg='Not currently in AUTHORISATION state'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | if (NET_SIEVE_STATE_DISCONNECTED == $this->_state) { |
| | | return PEAR::raiseError('Not currently connected', 7); |
| | | } |
| | | return $this->_capability['sasl']; |
| | | } |
| | | |
| | | /** |
| | | * Returns whether the server supports an authentication method. |
| | | * |
| | | * @param string $method The method to check. |
| | | * |
| | | * @return boolean Whether the method is supported or PEAR_Error on |
| | | * failure. |
| | | */ |
| | | function hasAuthMech($method) |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED == $this->_state) { |
| | | return PEAR::raiseError('Not currently connected', 7); |
| | | } |
| | | |
| | | if( $bypassAuth === false ){ |
| | | if(PEAR::isError($res=$this->_cmdAuthenticate($user , $pass , $logintype, $euser ) ) ){ |
| | | return $res; |
| | | $method = trim($this->_toUpper($method)); |
| | | if (is_array($this->_capability['sasl'])) { |
| | | foreach ($this->_capability['sasl'] as $sasl) { |
| | | if ($sasl == $method) { |
| | | return true; |
| | | } |
| | | } |
| | | } |
| | | $this->_state = NET_SIEVE_STATE_TRANSACTION; |
| | | return true; |
| | | |
| | | return false; |
| | | } |
| | | |
| | | /** |
| | | * Handles the authentication using any known method |
| | | * Handles the authentication using any known method. |
| | | * |
| | | * @param string $uid The userid to authenticate as. |
| | | * @param string $pwd The password to authenticate with. |
| | | * @param string $userMethod The method to use ( if $userMethod == '' then the class chooses the best method (the stronger is the best ) ) |
| | | * @param string $euser The effective uid to authenticate as. |
| | | * @param string $uid The userid to authenticate as. |
| | | * @param string $pwd The password to authenticate with. |
| | | * @param string $userMethod The method to use. If empty, the class chooses |
| | | * the best (strongest) available method. |
| | | * @param string $euser The effective uid to authenticate as. |
| | | * |
| | | * @return mixed string or PEAR_Error |
| | | * |
| | | * @access private |
| | | * @since 1.0 |
| | | * @return void |
| | | */ |
| | | function _cmdAuthenticate($uid , $pwd , $userMethod = null , $euser = '' ) |
| | | function _cmdAuthenticate($uid, $pwd, $userMethod = null, $euser = '') |
| | | { |
| | | if ( PEAR::isError( $method = $this->_getBestAuthMethod($userMethod) ) ) { |
| | | if (PEAR::isError($method = $this->_getBestAuthMethod($userMethod))) { |
| | | return $method; |
| | | } |
| | | switch ($method) { |
| | | case 'DIGEST-MD5': |
| | | $result = $this->_authDigest_MD5( $uid , $pwd , $euser ); |
| | | return $result; |
| | | break; |
| | | case 'CRAM-MD5': |
| | | $result = $this->_authCRAM_MD5( $uid , $pwd, $euser); |
| | | break; |
| | | case 'LOGIN': |
| | | $result = $this->_authLOGIN( $uid , $pwd , $euser ); |
| | | break; |
| | | case 'PLAIN': |
| | | $result = $this->_authPLAIN( $uid , $pwd , $euser ); |
| | | break; |
| | | default : |
| | | $result = new PEAR_Error( "$method is not a supported authentication method" ); |
| | | break; |
| | | case 'DIGEST-MD5': |
| | | return $this->_authDigestMD5($uid, $pwd, $euser); |
| | | case 'CRAM-MD5': |
| | | $result = $this->_authCRAMMD5($uid, $pwd, $euser); |
| | | break; |
| | | case 'LOGIN': |
| | | $result = $this->_authLOGIN($uid, $pwd, $euser); |
| | | break; |
| | | case 'PLAIN': |
| | | $result = $this->_authPLAIN($uid, $pwd, $euser); |
| | | break; |
| | | case 'EXTERNAL': |
| | | $result = $this->_authEXTERNAL($uid, $pwd, $euser); |
| | | break; |
| | | default : |
| | | $result = PEAR::raiseError( |
| | | $method . ' is not a supported authentication method' |
| | | ); |
| | | break; |
| | | } |
| | | |
| | | if (PEAR::isError($res = $this->_doCmd() )) { |
| | | if (PEAR::isError($res = $this->_doCmd())) { |
| | | return $res; |
| | | } |
| | | |
| | | return $result; |
| | | } |
| | | |
| | | /** |
| | | * Authenticates the user using the PLAIN method. |
| | | * |
| | | * @param string $user The userid to authenticate as. |
| | | * @param string $pass The password to authenticate with. |
| | | * @param string $user The userid to authenticate as. |
| | | * @param string $pass The password to authenticate with. |
| | | * @param string $euser The effective uid to authenticate as. |
| | | * |
| | | * @return array Returns an array containing the response |
| | | * |
| | | * @access private |
| | | * @since 1.0 |
| | | * @return void |
| | | */ |
| | | function _authPLAIN($user, $pass , $euser ) |
| | | function _authPLAIN($user, $pass, $euser) |
| | | { |
| | | if ($euser != '') { |
| | | $cmd=sprintf('AUTHENTICATE "PLAIN" "%s"', base64_encode($euser . chr(0) . $user . chr(0) . $pass ) ) ; |
| | | } else { |
| | | $cmd=sprintf('AUTHENTICATE "PLAIN" "%s"', base64_encode( chr(0) . $user . chr(0) . $pass ) ); |
| | | } |
| | | return $this->_sendCmd( $cmd ) ; |
| | | return $this->_sendCmd( |
| | | sprintf( |
| | | 'AUTHENTICATE "PLAIN" "%s"', |
| | | base64_encode($euser . chr(0) . $user . chr(0) . $pass) |
| | | ) |
| | | ); |
| | | } |
| | | |
| | | /** |
| | | * Authenticates the user using the PLAIN method. |
| | | * Authenticates the user using the LOGIN method. |
| | | * |
| | | * @param string $user The userid to authenticate as. |
| | | * @param string $pass The password to authenticate with. |
| | | * @param string $user The userid to authenticate as. |
| | | * @param string $pass The password to authenticate with. |
| | | * @param string $euser The effective uid to authenticate as. |
| | | * |
| | | * @return array Returns an array containing the response |
| | | * |
| | | * @access private |
| | | * @since 1.0 |
| | | * @return void |
| | | */ |
| | | function _authLOGIN($user, $pass , $euser ) |
| | | function _authLOGIN($user, $pass, $euser) |
| | | { |
| | | $this->_sendCmd('AUTHENTICATE "LOGIN"'); |
| | | $this->_doCmd(sprintf('"%s"', base64_encode($user))); |
| | | $this->_doCmd(sprintf('"%s"', base64_encode($pass))); |
| | | if (PEAR::isError($result = $this->_sendCmd('AUTHENTICATE "LOGIN"'))) { |
| | | return $result; |
| | | } |
| | | if (PEAR::isError($result = $this->_doCmd('"' . base64_encode($user) . '"'))) { |
| | | return $result; |
| | | } |
| | | return $this->_doCmd('"' . base64_encode($pass) . '"'); |
| | | } |
| | | |
| | | /** |
| | | * Authenticates the user using the CRAM-MD5 method. |
| | | * |
| | | * @param string $uid The userid to authenticate as. |
| | | * @param string $pwd The password to authenticate with. |
| | | * @param string $user The userid to authenticate as. |
| | | * @param string $pass The password to authenticate with. |
| | | * @param string $euser The effective uid to authenticate as. |
| | | * |
| | | * @return array Returns an array containing the response |
| | | * |
| | | * @access private |
| | | * @since 1.0 |
| | | * @return void |
| | | */ |
| | | function _authCRAM_MD5($uid, $pwd, $euser) |
| | | function _authCRAMMD5($user, $pass, $euser) |
| | | { |
| | | if ( PEAR::isError( $challenge = $this->_doCmd( 'AUTHENTICATE "CRAM-MD5"' ) ) ) { |
| | | $this->_error=$challenge; |
| | | if (PEAR::isError($challenge = $this->_doCmd('AUTHENTICATE "CRAM-MD5"', true))) { |
| | | return $challenge; |
| | | } |
| | | $challenge=trim($challenge); |
| | | $challenge = base64_decode( trim($challenge) ); |
| | | $cram = &Auth_SASL::factory('crammd5'); |
| | | if ( PEAR::isError($resp=$cram->getResponse( $uid , $pwd , $challenge ) ) ) { |
| | | $this->_error=$resp; |
| | | return $resp; |
| | | } |
| | | $auth_str = base64_encode( $resp ); |
| | | if ( PEAR::isError($error = $this->_sendStringResponse( $auth_str ) ) ) { |
| | | $this->_error=$error; |
| | | return $error; |
| | | |
| | | $challenge = base64_decode(trim($challenge)); |
| | | $cram = Auth_SASL::factory('crammd5'); |
| | | if (PEAR::isError($response = $cram->getResponse($user, $pass, $challenge))) { |
| | | return $response; |
| | | } |
| | | |
| | | return $this->_sendStringResponse(base64_encode($response)); |
| | | } |
| | | |
| | | /** |
| | | * Authenticates the user using the DIGEST-MD5 method. |
| | | * |
| | | * @param string $uid The userid to authenticate as. |
| | | * @param string $pwd The password to authenticate with. |
| | | * @param string $user The userid to authenticate as. |
| | | * @param string $pass The password to authenticate with. |
| | | * @param string $euser The effective uid to authenticate as. |
| | | * |
| | | * @return array Returns an array containing the response |
| | | * |
| | | * @access private |
| | | * @since 1.0 |
| | | * @return void |
| | | */ |
| | | function _authDigest_MD5($uid, $pwd, $euser) |
| | | function _authDigestMD5($user, $pass, $euser) |
| | | { |
| | | if ( PEAR::isError( $challenge = $this->_doCmd('AUTHENTICATE "DIGEST-MD5"') ) ) { |
| | | $this->_error= $challenge; |
| | | if (PEAR::isError($challenge = $this->_doCmd('AUTHENTICATE "DIGEST-MD5"', true))) { |
| | | return $challenge; |
| | | } |
| | | $challenge = base64_decode( $challenge ); |
| | | $digest = &Auth_SASL::factory('digestmd5'); |
| | | |
| | | if(PEAR::isError($param=$digest->getResponse($uid, $pwd, $challenge, "localhost", "sieve" , $euser) )) { |
| | | return $param; |
| | | } |
| | | $auth_str = base64_encode($param); |
| | | |
| | | if ( PEAR::isError($error = $this->_sendStringResponse( $auth_str ) ) ) { |
| | | $this->_error=$error; |
| | | return $error; |
| | | $challenge = base64_decode(trim($challenge)); |
| | | $digest = Auth_SASL::factory('digestmd5'); |
| | | // @todo Really 'localhost'? |
| | | if (PEAR::isError($response = $digest->getResponse($user, $pass, $challenge, 'localhost', 'sieve', $euser))) { |
| | | return $response; |
| | | } |
| | | |
| | | if ( PEAR::isError( $challenge = $this->_doCmd() ) ) { |
| | | $this->_error=$challenge ; |
| | | return $challenge ; |
| | | if (PEAR::isError($result = $this->_sendStringResponse(base64_encode($param)))) { |
| | | return $result; |
| | | } |
| | | if (PEAR::isError($result = $this->_doCmd())) { |
| | | return $result; |
| | | } |
| | | if ($this->_toUpper(substr($result, 0, 2)) == 'OK') { |
| | | return; |
| | | } |
| | | |
| | | if( strtoupper(substr($challenge,0,2))== 'OK' ){ |
| | | return true; |
| | | /* We don't use the protocol's third step because SIEVE doesn't allow |
| | | * subsequent authentication, so we just silently ignore it. */ |
| | | if (PEAR::isError($result = $this->_sendStringResponse(''))) { |
| | | return $result; |
| | | } |
| | | |
| | | /** |
| | | * We don't use the protocol's third step because SIEVE doesn't allow |
| | | * subsequent authentication, so we just silently ignore it. |
| | | */ |
| | | if ( PEAR::isError($error = $this->_sendStringResponse( '' ) ) ) { |
| | | $this->_error=$error; |
| | | return $error; |
| | | } |
| | | |
| | | if (PEAR::isError($res = $this->_doCmd() )) { |
| | | return $res; |
| | | } |
| | | return $this->_doCmd(); |
| | | } |
| | | |
| | | /** |
| | | * Removes a script from the server |
| | | * |
| | | * @access private |
| | | * @param string $scriptname Name of the script to delete |
| | | * @return mixed True on success, PEAR_Error otherwise |
| | | */ |
| | | * Authenticates the user using the EXTERNAL method. |
| | | * |
| | | * @param string $user The userid to authenticate as. |
| | | * @param string $pass The password to authenticate with. |
| | | * @param string $euser The effective uid to authenticate as. |
| | | * |
| | | * @return void |
| | | * |
| | | * @since 1.1.7 |
| | | */ |
| | | function _authEXTERNAL($user, $pass, $euser) |
| | | { |
| | | $cmd = sprintf( |
| | | 'AUTHENTICATE "EXTERNAL" "%s"', |
| | | base64_encode(strlen($euser) ? $euser : $user) |
| | | ); |
| | | return $this->_sendCmd($cmd); |
| | | } |
| | | |
| | | /** |
| | | * Removes a script from the server. |
| | | * |
| | | * @param string $scriptname Name of the script to delete. |
| | | * |
| | | * @return boolean True on success, PEAR_Error otherwise. |
| | | */ |
| | | function _cmdDeleteScript($scriptname) |
| | | { |
| | | if (NET_SIEVE_STATE_TRANSACTION != $this->_state) { |
| | | $msg='Not currently in AUTHORISATION state'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | return PEAR::raiseError('Not currently in AUTHORISATION state', 1); |
| | | } |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf('DELETESCRIPT "%s"', $scriptname) ) )) { |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf('DELETESCRIPT "%s"', $scriptname)))) { |
| | | return $res; |
| | | } |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Retrieves the contents of the named script |
| | | * |
| | | * @access private |
| | | * @param string $scriptname Name of the script to retrieve |
| | | * @return mixed The script if successful, PEAR_Error otherwise |
| | | */ |
| | | * Retrieves the contents of the named script. |
| | | * |
| | | * @param string $scriptname Name of the script to retrieve. |
| | | * |
| | | * @return string The script if successful, PEAR_Error otherwise. |
| | | */ |
| | | function _cmdGetScript($scriptname) |
| | | { |
| | | if (NET_SIEVE_STATE_TRANSACTION != $this->_state) { |
| | | $msg='Not currently in AUTHORISATION state'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | return PEAR::raiseError('Not currently in AUTHORISATION state', 1); |
| | | } |
| | | |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf('GETSCRIPT "%s"', $scriptname) ) ) ) { |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf('GETSCRIPT "%s"', $scriptname)))) { |
| | | return $res; |
| | | } |
| | | |
| | |
| | | } |
| | | |
| | | /** |
| | | * Sets the ACTIVE script, ie the one that gets run on new mail |
| | | * by the server |
| | | * |
| | | * @access private |
| | | * @param string $scriptname The name of the script to mark as active |
| | | * @return mixed True on success, PEAR_Error otherwise |
| | | * Sets the active script, i.e. the one that gets run on new mail by the |
| | | * server. |
| | | * |
| | | * @param string $scriptname The name of the script to mark as active. |
| | | * |
| | | * @return boolean True on success, PEAR_Error otherwise. |
| | | */ |
| | | function _cmdSetActive($scriptname) |
| | | { |
| | | if (NET_SIEVE_STATE_TRANSACTION != $this->_state) { |
| | | $msg='Not currently in AUTHORISATION state'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | return PEAR::raiseError('Not currently in AUTHORISATION state', 1); |
| | | } |
| | | |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf('SETACTIVE "%s"', $scriptname) ) ) ) { |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf('SETACTIVE "%s"', $scriptname)))) { |
| | | return $res; |
| | | } |
| | | |
| | | $this->_activeScript = $scriptname; |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Sends the LISTSCRIPTS command |
| | | * |
| | | * @access private |
| | | * @return mixed Two item array of scripts, and active script on success, |
| | | * PEAR_Error otherwise. |
| | | */ |
| | | * Returns the list of scripts on the server. |
| | | * |
| | | * @return array An array with the list of scripts in the first element |
| | | * and the active script in the second element on success, |
| | | * PEAR_Error otherwise. |
| | | */ |
| | | function _cmdListScripts() |
| | | { |
| | | if (NET_SIEVE_STATE_TRANSACTION != $this->_state) { |
| | | $msg='Not currently in AUTHORISATION state'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | return PEAR::raiseError('Not currently in AUTHORISATION state', 1); |
| | | } |
| | | |
| | | $scripts = array(); |
| | | $activescript = null; |
| | | |
| | | if (PEAR::isError($res = $this->_doCmd('LISTSCRIPTS'))) { |
| | | return $res; |
| | | } |
| | | |
| | | $scripts = array(); |
| | | $activescript = null; |
| | | $res = explode("\r\n", $res); |
| | | |
| | | foreach ($res as $value) { |
| | | if (preg_match('/^"(.*)"( ACTIVE)?$/i', $value, $matches)) { |
| | | $scripts[] = $matches[1]; |
| | |
| | | } |
| | | |
| | | /** |
| | | * Sends the PUTSCRIPT command to add a script to |
| | | * the server. |
| | | * |
| | | * @access private |
| | | * @param string $scriptname Name of the new script |
| | | * @param string $scriptdata The new script |
| | | * @return mixed True on success, PEAR_Error otherwise |
| | | */ |
| | | * Adds a script to the server. |
| | | * |
| | | * @param string $scriptname Name of the new script. |
| | | * @param string $scriptdata The new script. |
| | | * |
| | | * @return boolean True on success, PEAR_Error otherwise. |
| | | */ |
| | | function _cmdPutScript($scriptname, $scriptdata) |
| | | { |
| | | if (NET_SIEVE_STATE_TRANSACTION != $this->_state) { |
| | | $msg='Not currently in TRANSACTION state'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | return PEAR::raiseError('Not currently in AUTHORISATION state', 1); |
| | | } |
| | | |
| | | $stringLength = $this->_getLineLength($scriptdata); |
| | | |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf("PUTSCRIPT \"%s\" {%d+}\r\n%s", $scriptname, $stringLength, $scriptdata) ))) { |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf("PUTSCRIPT \"%s\" {%d+}\r\n%s", $scriptname, $stringLength, $scriptdata)))) { |
| | | return $res; |
| | | } |
| | | |
| | |
| | | } |
| | | |
| | | /** |
| | | * Sends the LOGOUT command and terminates the connection |
| | | * |
| | | * @access private |
| | | * @param boolean $sendLogoutCMD True to send LOGOUT command before disconnecting |
| | | * @return mixed True on success, PEAR_Error otherwise |
| | | */ |
| | | function _cmdLogout($sendLogoutCMD=true) |
| | | * Logs out of the server and terminates the connection. |
| | | * |
| | | * @param boolean $sendLogoutCMD Whether to send LOGOUT command before |
| | | * disconnecting. |
| | | * |
| | | * @return boolean True on success, PEAR_Error otherwise. |
| | | */ |
| | | function _cmdLogout($sendLogoutCMD = true) |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED === $this->_state) { |
| | | $msg='Not currently connected'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | //return PEAR::raiseError('Not currently connected'); |
| | | if (NET_SIEVE_STATE_DISCONNECTED == $this->_state) { |
| | | return PEAR::raiseError('Not currently connected', 1); |
| | | } |
| | | |
| | | if($sendLogoutCMD){ |
| | | if ($sendLogoutCMD) { |
| | | if (PEAR::isError($res = $this->_doCmd('LOGOUT'))) { |
| | | return $res; |
| | | } |
| | |
| | | |
| | | $this->_sock->disconnect(); |
| | | $this->_state = NET_SIEVE_STATE_DISCONNECTED; |
| | | |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Sends the CAPABILITY command |
| | | * |
| | | * @access private |
| | | * @return mixed True on success, PEAR_Error otherwise |
| | | */ |
| | | * Sends the CAPABILITY command |
| | | * |
| | | * @return boolean True on success, PEAR_Error otherwise. |
| | | */ |
| | | function _cmdCapability() |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED === $this->_state) { |
| | | $msg='Not currently connected'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | if (NET_SIEVE_STATE_DISCONNECTED == $this->_state) { |
| | | return PEAR::raiseError('Not currently connected', 1); |
| | | } |
| | | |
| | | if (PEAR::isError($res = $this->_doCmd('CAPABILITY'))) { |
| | | return $res; |
| | | } |
| | |
| | | } |
| | | |
| | | /** |
| | | * Checks if the server has space to store the script |
| | | * by the server |
| | | * |
| | | * @param string $scriptname The name of the script to mark as active |
| | | * @param integer $size The size of the script |
| | | * @return mixed True on success, PEAR_Error otherwise |
| | | */ |
| | | function haveSpace($scriptname,$size) |
| | | { |
| | | if (NET_SIEVE_STATE_TRANSACTION != $this->_state) { |
| | | $msg='Not currently in TRANSACTION state'; |
| | | $code=1; |
| | | return $this->_raiseError($msg,$code); |
| | | } |
| | | |
| | | if (PEAR::isError($res = $this->_doCmd(sprintf('HAVESPACE "%s" %d', $scriptname, $size) ) ) ) { |
| | | return $res; |
| | | } |
| | | |
| | | return true; |
| | | } |
| | | |
| | | /** |
| | | * Parses the response from the capability command. Stores |
| | | * the result in $this->_capability |
| | | * |
| | | * @access private |
| | | * @param string $data The response from the capability command |
| | | */ |
| | | * Parses the response from the CAPABILITY command and stores the result |
| | | * in $_capability. |
| | | * |
| | | * @param string $data The response from the capability command. |
| | | * |
| | | * @return void |
| | | */ |
| | | function _parseCapability($data) |
| | | { |
| | | $data = preg_split('/\r?\n/', $data, -1, PREG_SPLIT_NO_EMPTY); |
| | | // Clear the cached capabilities. |
| | | $this->_capability = array('sasl' => array(), |
| | | 'extensions' => array()); |
| | | |
| | | $data = preg_split('/\r?\n/', $this->_toUpper($data), -1, PREG_SPLIT_NO_EMPTY); |
| | | |
| | | for ($i = 0; $i < count($data); $i++) { |
| | | if (preg_match('/^"([a-z]+)"( "(.*)")?$/i', $data[$i], $matches)) { |
| | | switch (strtolower($matches[1])) { |
| | | case 'implementation': |
| | | $this->_capability['implementation'] = $matches[3]; |
| | | break; |
| | | if (!preg_match('/^"([A-Z]+)"( "(.*)")?$/', $data[$i], $matches)) { |
| | | continue; |
| | | } |
| | | switch ($matches[1]) { |
| | | case 'IMPLEMENTATION': |
| | | $this->_capability['implementation'] = $matches[3]; |
| | | break; |
| | | |
| | | case 'sasl': |
| | | $this->_capability['sasl'] = preg_split('/\s+/', $matches[3]); |
| | | break; |
| | | case 'SASL': |
| | | $this->_capability['sasl'] = preg_split('/\s+/', $matches[3]); |
| | | break; |
| | | |
| | | case 'sieve': |
| | | $this->_capability['extensions'] = preg_split('/\s+/', $matches[3]); |
| | | break; |
| | | case 'SIEVE': |
| | | $this->_capability['extensions'] = preg_split('/\s+/', $matches[3]); |
| | | break; |
| | | |
| | | case 'starttls': |
| | | $this->_capability['starttls'] = true; |
| | | break; |
| | | } |
| | | case 'STARTTLS': |
| | | $this->_capability['starttls'] = true; |
| | | break; |
| | | } |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Sends a command to the server |
| | | * |
| | | * @access private |
| | | * @param string $cmd The command to send |
| | | */ |
| | | * Sends a command to the server |
| | | * |
| | | * @param string $cmd The command to send. |
| | | * |
| | | * @return void |
| | | */ |
| | | function _sendCmd($cmd) |
| | | { |
| | | $status = $this->_sock->getStatus(); |
| | | if (PEAR::isError($status) || $status['eof']) { |
| | | return new PEAR_Error( 'Failed to write to socket: (connection lost!) ' ); |
| | | return PEAR::raiseError('Failed to write to socket: connection lost'); |
| | | } |
| | | if ( PEAR::isError( $error = $this->_sock->write( $cmd . "\r\n" ) ) ) { |
| | | return new PEAR_Error( 'Failed to write to socket: ' . $error->getMessage() ); |
| | | if (PEAR::isError($error = $this->_sock->write($cmd . "\r\n"))) { |
| | | return PEAR::raiseError( |
| | | 'Failed to write to socket: ' . $error->getMessage() |
| | | ); |
| | | } |
| | | |
| | | if( $this->_debug ){ |
| | | // C: means this data was sent by the client (this class) |
| | | echo "C:$cmd\n"; |
| | | } |
| | | return true; |
| | | $this->_debug("C: $cmd"); |
| | | } |
| | | |
| | | /** |
| | | * Sends a string response to the server |
| | | * |
| | | * @access private |
| | | * @param string $cmd The command to send |
| | | */ |
| | | * Sends a string response to the server. |
| | | * |
| | | * @param string $str The string to send. |
| | | * |
| | | * @return void |
| | | */ |
| | | function _sendStringResponse($str) |
| | | { |
| | | $response='{' . $this->_getLineLength($str) . "+}\r\n" . $str ; |
| | | return $this->_sendCmd($response); |
| | | return $this->_sendCmd('{' . $this->_getLineLength($str) . "+}\r\n" . $str); |
| | | } |
| | | |
| | | /** |
| | | * Receives a single line from the server. |
| | | * |
| | | * @return string The server response line. |
| | | */ |
| | | function _recvLn() |
| | | { |
| | | $lastline=''; |
| | | if (PEAR::isError( $lastline = $this->_sock->gets( 8192 ) ) ) { |
| | | return new PEAR_Error( 'Failed to write to socket: ' . $lastline->getMessage() ); |
| | | } |
| | | $lastline=rtrim($lastline); |
| | | if($this->_debug){ |
| | | // S: means this data was sent by the IMAP Server |
| | | echo "S:$lastline\n" ; |
| | | if (PEAR::isError($lastline = $this->_sock->gets(8192))) { |
| | | return PEAR::raiseError( |
| | | 'Failed to read from socket: ' . $lastline->getMessage() |
| | | ); |
| | | } |
| | | |
| | | if( $lastline === '' ) { |
| | | return new PEAR_Error( 'Failed to receive from the socket' ); |
| | | $lastline = rtrim($lastline); |
| | | $this->_debug("S: $lastline"); |
| | | |
| | | if ($lastline === '') { |
| | | return PEAR::raiseError('Failed to read from socket'); |
| | | } |
| | | |
| | | return $lastline; |
| | | } |
| | | |
| | | /** |
| | | * Send a command and retrieves a response from the server. |
| | | * |
| | | * |
| | | * @access private |
| | | * @param string $cmd The command to send |
| | | * @return mixed Reponse string if an OK response, PEAR_Error if a NO response |
| | | */ |
| | | function _doCmd($cmd = '' ) |
| | | * Send a command and retrieves a response from the server. |
| | | * |
| | | * @param string $cmd The command to send. |
| | | * @param boolean $auth Whether this is an authentication command. |
| | | * |
| | | * @return string|PEAR_Error Reponse string if an OK response, PEAR_Error |
| | | * if a NO response. |
| | | */ |
| | | function _doCmd($cmd = '', $auth = false) |
| | | { |
| | | $referralCount=0; |
| | | while($referralCount < $this->_maxReferralCount ){ |
| | | |
| | | if($cmd != '' ){ |
| | | if(PEAR::isError($error = $this->_sendCmd($cmd) )) { |
| | | $referralCount = 0; |
| | | while ($referralCount < $this->_maxReferralCount) { |
| | | if (strlen($cmd)) { |
| | | if (PEAR::isError($error = $this->_sendCmd($cmd))) { |
| | | return $error; |
| | | } |
| | | } |
| | | |
| | | $response = ''; |
| | | |
| | | while (true) { |
| | | if(PEAR::isError( $line=$this->_recvLn() )){ |
| | | return $line; |
| | | } |
| | | if ('ok' === strtolower(substr($line, 0, 2))) { |
| | | $response .= $line; |
| | | return rtrim($response); |
| | | |
| | | } elseif ('no' === strtolower(substr($line, 0, 2))) { |
| | | // Check for string literal error message |
| | | if (preg_match('/^no {([0-9]+)\+?}/i', $line, $matches)) { |
| | | $line .= str_replace("\r\n", ' ', $this->_sock->read($matches[1] + 2 )); |
| | | if($this->_debug){ |
| | | echo "S:$line\n"; |
| | | } |
| | | } |
| | | $msg=trim($response . substr($line, 2)); |
| | | $code=3; |
| | | return $this->_raiseError($msg,$code); |
| | | } elseif ('bye' === strtolower(substr($line, 0, 3))) { |
| | | |
| | | if(PEAR::isError($error = $this->disconnect(false) ) ){ |
| | | $msg="Can't handle bye, The error was= " . $error->getMessage() ; |
| | | $code=4; |
| | | return $this->_raiseError($msg,$code); |
| | | } |
| | | //if (preg_match('/^bye \(referral "([^"]+)/i', $line, $matches)) { |
| | | if (preg_match('/^bye \(referral "(sieve:\/\/)?([^"]+)/i', $line, $matches)) { |
| | | // Check for referral, then follow it. Otherwise, carp an error. |
| | | // Replace the old host with the referral host preserving any protocol prefix |
| | | $this->_data['host'] = preg_replace('/\w+(?!(\w|\:\/\/)).*/',$matches[2],$this->_data['host']); |
| | | if (PEAR::isError($error = $this->_handleConnectAndLogin() ) ){ |
| | | $msg="Can't follow referral to " . $this->_data['host'] . ", The error was= " . $error->getMessage() ; |
| | | $code=5; |
| | | return $this->_raiseError($msg,$code); |
| | | } |
| | | break; |
| | | // Retry the command |
| | | if(PEAR::isError($error = $this->_sendCmd($cmd) )) { |
| | | return $error; |
| | | } |
| | | continue; |
| | | } |
| | | $msg=trim($response . $line); |
| | | $code=6; |
| | | return $this->_raiseError($msg,$code); |
| | | } elseif (preg_match('/^{([0-9]+)\+?}/i', $line, $matches)) { |
| | | // Matches String Responses. |
| | | //$line = str_replace("\r\n", ' ', $this->_sock->read($matches[1] + 2 )); |
| | | $str_size = $matches[1] + 2; |
| | | $line = ''; |
| | | $line_length = 0; |
| | | while ($line_length < $str_size) { |
| | | $line .= $this->_sock->read($str_size - $line_length); |
| | | $line_length = $this->_getLineLength($line); |
| | | } |
| | | if($this->_debug){ |
| | | echo "S:$line\n"; |
| | | } |
| | | if($this->_state != NET_SIEVE_STATE_AUTHORISATION) { |
| | | // receive the pending OK only if we aren't authenticating |
| | | // since string responses during authentication don't need an |
| | | // OK. |
| | | $this->_recvLn(); |
| | | } |
| | | return $line; |
| | | } |
| | | $response .= $line . "\r\n"; |
| | | $referralCount++; |
| | | if (PEAR::isError($line = $this->_recvLn())) { |
| | | return $line; |
| | | } |
| | | $uc_line = $this->_toUpper($line); |
| | | |
| | | if ('OK' == substr($uc_line, 0, 2)) { |
| | | $response .= $line; |
| | | return rtrim($response); |
| | | } |
| | | |
| | | if ('NO' == substr($uc_line, 0, 2)) { |
| | | // Check for string literal error message. |
| | | if (preg_match('/^no {([0-9]+)\+?}/i', $line, $matches)) { |
| | | $line .= str_replace( |
| | | "\r\n", ' ', $this->_sock->read($matches[1] + 2) |
| | | ); |
| | | $this->_debug("S: $line"); |
| | | } |
| | | return PEAR::raiseError(trim($response . substr($line, 2)), 3); |
| | | } |
| | | |
| | | if ('BYE' == substr($uc_line, 0, 3)) { |
| | | if (PEAR::isError($error = $this->disconnect(false))) { |
| | | return PEAR::raiseError( |
| | | 'Cannot handle BYE, the error was: ' |
| | | . $error->getMessage(), |
| | | 4 |
| | | ); |
| | | } |
| | | // Check for referral, then follow it. Otherwise, carp an |
| | | // error. |
| | | if (preg_match('/^bye \(referral "(sieve:\/\/)?([^"]+)/i', $line, $matches)) { |
| | | // Replace the old host with the referral host |
| | | // preserving any protocol prefix. |
| | | $this->_data['host'] = preg_replace( |
| | | '/\w+(?!(\w|\:\/\/)).*/', $matches[2], |
| | | $this->_data['host'] |
| | | ); |
| | | if (PEAR::isError($error = $this->_handleConnectAndLogin())) { |
| | | return PEAR::raiseError( |
| | | 'Cannot follow referral to ' |
| | | . $this->_data['host'] . ', the error was: ' |
| | | . $error->getMessage(), |
| | | 5 |
| | | ); |
| | | } |
| | | break; |
| | | } |
| | | return PEAR::raiseError(trim($response . $line), 6); |
| | | } |
| | | |
| | | if (preg_match('/^{([0-9]+)\+?}/i', $line, $matches)) { |
| | | // Matches String Responses. |
| | | $str_size = $matches[1] + 2; |
| | | $line = ''; |
| | | $line_length = 0; |
| | | while ($line_length < $str_size) { |
| | | $line .= $this->_sock->read($str_size - $line_length); |
| | | $line_length = $this->_getLineLength($line); |
| | | } |
| | | $this->_debug("S: $line"); |
| | | |
| | | if (!$auth) { |
| | | // Receive the pending OK only if we aren't |
| | | // authenticating since string responses during |
| | | // authentication don't need an OK. |
| | | $this->_recvLn(); |
| | | } |
| | | return $line; |
| | | } |
| | | |
| | | if ($auth) { |
| | | // String responses during authentication don't need an |
| | | // OK. |
| | | $response .= $line; |
| | | return rtrim($response); |
| | | } |
| | | |
| | | $response .= $line . "\r\n"; |
| | | $referralCount++; |
| | | } |
| | | } |
| | | $msg="Max referral count reached ($referralCount times) Cyrus murder loop error?"; |
| | | $code=7; |
| | | return $this->_raiseError($msg,$code); |
| | | } |
| | | |
| | | /** |
| | | * Sets the debug state |
| | | * |
| | | * @param boolean $debug |
| | | * @return void |
| | | */ |
| | | function setDebug($debug = true) |
| | | { |
| | | $this->_debug = $debug; |
| | | } |
| | | |
| | | /** |
| | | * Disconnect from the Sieve server |
| | | * |
| | | * @param string $scriptname The name of the script to be set as active |
| | | * @return mixed true on success, PEAR_Error on failure |
| | | */ |
| | | function disconnect($sendLogoutCMD=true) |
| | | { |
| | | return $this->_cmdLogout($sendLogoutCMD); |
| | | return PEAR::raiseError('Max referral count (' . $referralCount . ') reached. Cyrus murder loop error?', 7); |
| | | } |
| | | |
| | | /** |
| | | * Returns the name of the best authentication method that the server |
| | | * has advertised. |
| | | * |
| | | * @param string if !=null,authenticate with this method ($userMethod). |
| | | * @param string $userMethod Only consider this method as available. |
| | | * |
| | | * @return mixed Returns a string containing the name of the best |
| | | * supported authentication method or a PEAR_Error object |
| | | * if a failure condition is encountered. |
| | | * @access private |
| | | * @since 1.0 |
| | | * @return string The name of the best supported authentication method or |
| | | * a PEAR_Error object on failure. |
| | | */ |
| | | function _getBestAuthMethod($userMethod = null) |
| | | { |
| | | if( isset($this->_capability['sasl']) ){ |
| | | $serverMethods=$this->_capability['sasl']; |
| | | }else{ |
| | | // if the server don't send an sasl capability fallback to login auth |
| | | //return 'LOGIN'; |
| | | return new PEAR_Error("This server don't support any Auth methods SASL problem?"); |
| | | } |
| | | if (!isset($this->_capability['sasl'])) { |
| | | return PEAR::raiseError('This server doesn\'t support any authentication methods. SASL problem?'); |
| | | } |
| | | |
| | | if($userMethod != null ){ |
| | | $methods = array(); |
| | | $methods[] = $userMethod; |
| | | }else{ |
| | | $serverMethods = $this->_capability['sasl']; |
| | | |
| | | if ($userMethod) { |
| | | $methods = array($userMethod); |
| | | } else { |
| | | $methods = $this->supportedAuthMethods; |
| | | } |
| | | if( ($methods != null) && ($serverMethods != null)){ |
| | | foreach ( $methods as $method ) { |
| | | if ( in_array( $method , $serverMethods ) ) { |
| | | return $method; |
| | | } |
| | | } |
| | | $serverMethods=implode(',' , $serverMethods ); |
| | | $myMethods=implode(',' ,$this->supportedAuthMethods); |
| | | return new PEAR_Error("$method NOT supported authentication method!. This server " . |
| | | "supports these methods= $serverMethods, but I support $myMethods"); |
| | | }else{ |
| | | return new PEAR_Error("This server don't support any Auth methods"); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Return the list of extensions the server supports |
| | | * |
| | | * @return mixed array on success, PEAR_Error on failure |
| | | */ |
| | | function getExtensions() |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED === $this->_state) { |
| | | $msg='Not currently connected'; |
| | | $code=7; |
| | | return $this->_raiseError($msg,$code); |
| | | if (!$methods || !$serverMethods) { |
| | | return PEAR::raiseError( |
| | | 'This server doesn\'t support any authentication methods.' |
| | | ); |
| | | } |
| | | |
| | | return $this->_capability['extensions']; |
| | | } |
| | | |
| | | /** |
| | | * Return true if tyhe server has that extension |
| | | * |
| | | * @param string the extension to compare |
| | | * @return mixed array on success, PEAR_Error on failure |
| | | */ |
| | | function hasExtension($extension) |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED === $this->_state) { |
| | | $msg='Not currently connected'; |
| | | $code=7; |
| | | return $this->_raiseError($msg,$code); |
| | | } |
| | | |
| | | if(is_array($this->_capability['extensions'] ) ){ |
| | | foreach( $this->_capability['extensions'] as $ext){ |
| | | if( trim( strtolower( $ext ) ) === trim( strtolower( $extension ) ) ) |
| | | return true; |
| | | foreach ($methods as $method) { |
| | | if (in_array($method, $serverMethods)) { |
| | | return $method; |
| | | } |
| | | } |
| | | return false; |
| | | |
| | | return PEAR::raiseError( |
| | | 'No supported authentication method found. The server supports these methods: ' |
| | | . implode(',', $serverMethods) |
| | | . ', but we only support: ' |
| | | . implode(',', $this->supportedAuthMethods) |
| | | ); |
| | | } |
| | | |
| | | /** |
| | | * Return the list of auth methods the server supports |
| | | * |
| | | * @return mixed array on success, PEAR_Error on failure |
| | | */ |
| | | function getAuthMechs() |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED === $this->_state) { |
| | | $msg='Not currently connected'; |
| | | $code=7; |
| | | return $this->_raiseError($msg,$code); |
| | | } |
| | | if(!isset($this->_capability['sasl']) ){ |
| | | $this->_capability['sasl']=array(); |
| | | } |
| | | return $this->_capability['sasl']; |
| | | } |
| | | |
| | | /** |
| | | * Return true if the server has that extension |
| | | * |
| | | * @param string the extension to compare |
| | | * @return mixed array on success, PEAR_Error on failure |
| | | */ |
| | | function hasAuthMech($method) |
| | | { |
| | | if (NET_SIEVE_STATE_DISCONNECTED === $this->_state) { |
| | | $msg='Not currently connected'; |
| | | $code=7; |
| | | return $this->_raiseError($msg,$code); |
| | | //return PEAR::raiseError('Not currently connected'); |
| | | } |
| | | |
| | | if(is_array($this->_capability['sasl'] ) ){ |
| | | foreach( $this->_capability['sasl'] as $ext){ |
| | | if( trim( strtolower( $ext ) ) === trim( strtolower( $method ) ) ) |
| | | return true; |
| | | } |
| | | } |
| | | return false; |
| | | } |
| | | |
| | | /** |
| | | * Return true if the TLS negotiation was successful |
| | | * |
| | | * @access private |
| | | * @return mixed true on success, PEAR_Error on failure |
| | | */ |
| | | * Starts a TLS connection. |
| | | * |
| | | * @return boolean True on success, PEAR_Error on failure. |
| | | */ |
| | | function _startTLS() |
| | | { |
| | | if (PEAR::isError($res = $this->_doCmd("STARTTLS"))) { |
| | | if (PEAR::isError($res = $this->_doCmd('STARTTLS'))) { |
| | | return $res; |
| | | } |
| | | |
| | | if(stream_socket_enable_crypto($this->_sock->fp, true, STREAM_CRYPTO_METHOD_TLS_CLIENT) == false) { |
| | | $msg='Failed to establish TLS connection'; |
| | | $code=2; |
| | | return $this->_raiseError($msg,$code); |
| | | |
| | | if (!stream_socket_enable_crypto($this->_sock->fp, true, STREAM_CRYPTO_METHOD_TLS_CLIENT)) { |
| | | return PEAR::raiseError('Failed to establish TLS connection', 2); |
| | | } |
| | | |
| | | if($this->_debug === true) { |
| | | echo "STARTTLS Negotiation Successful\n"; |
| | | } |
| | | |
| | | // skip capability strings received after AUTHENTICATE |
| | | // wait for OK "TLS negotiation successful." |
| | | if(PEAR::isError($ret = $this->_doCmd() )) { |
| | | $msg='Failed to establish TLS connection, server said: ' . $res->getMessage(); |
| | | $code=2; |
| | | return $this->_raiseError($msg,$code); |
| | | $this->_debug('STARTTLS negotiation successful'); |
| | | |
| | | // The server should be sending a CAPABILITY response after |
| | | // negotiating TLS. Read it, and ignore if it doesn't. |
| | | $this->_doCmd(); |
| | | |
| | | // RFC says we need to query the server capabilities again now that we |
| | | // are under encryption. |
| | | if (PEAR::isError($res = $this->_cmdCapability())) { |
| | | return PEAR::raiseError( |
| | | 'Failed to connect, server said: ' . $res->getMessage(), 2 |
| | | ); |
| | | } |
| | | |
| | | // RFC says we need to query the server capabilities again |
| | | // @TODO: don;'t call for capabilities if they are returned |
| | | // in tls negotiation result above |
| | | if(PEAR::isError($res = $this->_cmdCapability() )) { |
| | | $msg='Failed to connect, server said: ' . $res->getMessage(); |
| | | $code=2; |
| | | return $this->_raiseError($msg,$code); |
| | | } |
| | | return true; |
| | | } |
| | | |
| | | function _getLineLength($string) { |
| | | if (extension_loaded('mbstring') || @dl(PHP_SHLIB_PREFIX.'mbstring.'.PHP_SHLIB_SUFFIX)) { |
| | | return mb_strlen($string,'latin1'); |
| | | /** |
| | | * Returns the length of a string. |
| | | * |
| | | * @param string $string A string. |
| | | * |
| | | * @return integer The length of the string. |
| | | */ |
| | | function _getLineLength($string) |
| | | { |
| | | if (extension_loaded('mbstring') |
| | | || @dl(PHP_SHLIB_PREFIX . 'mbstring.' . PHP_SHLIB_SUFFIX) |
| | | ) { |
| | | return mb_strlen($string, 'latin1'); |
| | | } else { |
| | | return strlen($string); |
| | | return strlen($string); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Locale independant strtoupper() implementation. |
| | | * |
| | | * @param string $string The string to convert to lowercase. |
| | | * |
| | | * @return string The lowercased string, based on ASCII encoding. |
| | | */ |
| | | function _toUpper($string) |
| | | { |
| | | $language = setlocale(LC_CTYPE, 0); |
| | | setlocale(LC_CTYPE, 'C'); |
| | | $string = strtoupper($string); |
| | | setlocale(LC_CTYPE, $language); |
| | | return $string; |
| | | } |
| | | |
| | | /** |
| | | * Write debug text to the current debug output handler. |
| | | * |
| | | * @param string $message Debug message text. |
| | | * |
| | | * @return void |
| | | */ |
| | | function _debug($message) |
| | | { |
| | | if ($this->_debug) { |
| | | if ($this->_debug_handler) { |
| | | call_user_func_array($this->_debug_handler, array(&$this, $message)); |
| | | } else { |
| | | echo "$message\n"; |
| | | } |
| | | } |
| | | } |
| | | } |
| | | ?> |