408 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
		
		
			
		
	
	
			408 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
|   | <?php | ||
|  | //
 | ||
|  | // +----------------------------------------------------------------------+
 | ||
|  | // | PHP Version 4                                                        |
 | ||
|  | // +----------------------------------------------------------------------+
 | ||
|  | // | Copyright (c) 1997-2003 The PHP Group                                |
 | ||
|  | // +----------------------------------------------------------------------+
 | ||
|  | // | This source file is subject to version 2.02 of the PHP license,      |
 | ||
|  | // | that is bundled with this package in the file LICENSE, and is        |
 | ||
|  | // | available at through the world-wide-web at                           |
 | ||
|  | // | http://www.php.net/license/2_02.txt.                                 |
 | ||
|  | // | If you did not receive a copy of the PHP license and are unable to   |
 | ||
|  | // | obtain it through the world-wide-web, please send a note to          |
 | ||
|  | // | license@php.net so we can mail you a copy immediately.               |
 | ||
|  | // +----------------------------------------------------------------------+
 | ||
|  | // | Authors: Chuck Hagenbuch <chuck@horde.org>                           |
 | ||
|  | // |          Jon Parise <jon@php.net>                                    |
 | ||
|  | // +----------------------------------------------------------------------+
 | ||
|  | 
 | ||
|  | /** Error: Failed to create a Net_SMTP object */ | ||
|  | define('PEAR_MAIL_SMTP_ERROR_CREATE', 10000); | ||
|  | 
 | ||
|  | /** Error: Failed to connect to SMTP server */ | ||
|  | define('PEAR_MAIL_SMTP_ERROR_CONNECT', 10001); | ||
|  | 
 | ||
|  | /** Error: SMTP authentication failure */ | ||
|  | define('PEAR_MAIL_SMTP_ERROR_AUTH', 10002); | ||
|  | 
 | ||
|  | /** Error: No From: address has been provided */ | ||
|  | define('PEAR_MAIL_SMTP_ERROR_FROM', 10003); | ||
|  | 
 | ||
|  | /** Error: Failed to set sender */ | ||
|  | define('PEAR_MAIL_SMTP_ERROR_SENDER', 10004); | ||
|  | 
 | ||
|  | /** Error: Failed to add recipient */ | ||
|  | define('PEAR_MAIL_SMTP_ERROR_RECIPIENT', 10005); | ||
|  | 
 | ||
|  | /** Error: Failed to send data */ | ||
|  | define('PEAR_MAIL_SMTP_ERROR_DATA', 10006); | ||
|  | 
 | ||
|  | /** | ||
|  |  * SMTP implementation of the PEAR Mail interface. Requires the Net_SMTP class. | ||
|  |  * @access public | ||
|  |  * @package Mail | ||
|  |  * @version $Revision: 1.33 $ | ||
|  |  */ | ||
|  | class Mail_smtp extends Mail { | ||
|  | 
 | ||
|  |     /** | ||
|  |      * SMTP connection object. | ||
|  |      * | ||
|  |      * @var object | ||
|  |      * @access private | ||
|  |      */ | ||
|  |     var $_smtp = null; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * The list of service extension parameters to pass to the Net_SMTP | ||
|  |      * mailFrom() command. | ||
|  |      * @var array | ||
|  |      */ | ||
|  |     var $_extparams = array(); | ||
|  | 
 | ||
|  |     /** | ||
|  |      * The SMTP host to connect to. | ||
|  |      * @var string | ||
|  |      */ | ||
|  |     var $host = 'localhost'; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * The port the SMTP server is on. | ||
|  |      * @var integer | ||
|  |      */ | ||
|  |     var $port = 25; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Should SMTP authentication be used? | ||
|  |      * | ||
|  |      * This value may be set to true, false or the name of a specific | ||
|  |      * authentication method. | ||
|  |      * | ||
|  |      * If the value is set to true, the Net_SMTP package will attempt to use | ||
|  |      * the best authentication method advertised by the remote SMTP server. | ||
|  |      * | ||
|  |      * @var mixed | ||
|  |      */ | ||
|  |     var $auth = false; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * The username to use if the SMTP server requires authentication. | ||
|  |      * @var string | ||
|  |      */ | ||
|  |     var $username = ''; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * The password to use if the SMTP server requires authentication. | ||
|  |      * @var string | ||
|  |      */ | ||
|  |     var $password = ''; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Hostname or domain that will be sent to the remote SMTP server in the | ||
|  |      * HELO / EHLO message. | ||
|  |      * | ||
|  |      * @var string | ||
|  |      */ | ||
|  |     var $localhost = 'localhost'; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * SMTP connection timeout value.  NULL indicates no timeout. | ||
|  |      * | ||
|  |      * @var integer | ||
|  |      */ | ||
|  |     var $timeout = null; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Turn on Net_SMTP debugging? | ||
|  |      * | ||
|  |      * @var boolean $debug | ||
|  |      */ | ||
|  |     var $debug = false; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Indicates whether or not the SMTP connection should persist over | ||
|  |      * multiple calls to the send() method. | ||
|  |      * | ||
|  |      * @var boolean | ||
|  |      */ | ||
|  |     var $persist = false; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Use SMTP command pipelining (specified in RFC 2920) if the SMTP server | ||
|  |      * supports it. This speeds up delivery over high-latency connections. By | ||
|  |      * default, use the default value supplied by Net_SMTP. | ||
|  |      * @var bool | ||
|  |      */ | ||
|  |     var $pipelining; | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Constructor. | ||
|  |      * | ||
|  |      * Instantiates a new Mail_smtp:: object based on the parameters | ||
|  |      * passed in. It looks for the following parameters: | ||
|  |      *     host        The server to connect to. Defaults to localhost. | ||
|  |      *     port        The port to connect to. Defaults to 25. | ||
|  |      *     auth        SMTP authentication.  Defaults to none. | ||
|  |      *     username    The username to use for SMTP auth. No default. | ||
|  |      *     password    The password to use for SMTP auth. No default. | ||
|  |      *     localhost   The local hostname / domain. Defaults to localhost. | ||
|  |      *     timeout     The SMTP connection timeout. Defaults to none. | ||
|  |      *     verp        Whether to use VERP or not. Defaults to false. | ||
|  |      *                 DEPRECATED as of 1.2.0 (use setMailParams()). | ||
|  |      *     debug       Activate SMTP debug mode? Defaults to false. | ||
|  |      *     persist     Should the SMTP connection persist? | ||
|  |      *     pipelining  Use SMTP command pipelining | ||
|  |      * | ||
|  |      * If a parameter is present in the $params array, it replaces the | ||
|  |      * default. | ||
|  |      * | ||
|  |      * @param array Hash containing any parameters different from the | ||
|  |      *              defaults. | ||
|  |      * @access public | ||
|  |      */ | ||
|  |     function Mail_smtp($params) | ||
|  |     { | ||
|  |         if (isset($params['host'])) $this->host = $params['host']; | ||
|  |         if (isset($params['port'])) $this->port = $params['port']; | ||
|  |         if (isset($params['auth'])) $this->auth = $params['auth']; | ||
|  |         if (isset($params['username'])) $this->username = $params['username']; | ||
|  |         if (isset($params['password'])) $this->password = $params['password']; | ||
|  |         if (isset($params['localhost'])) $this->localhost = $params['localhost']; | ||
|  |         if (isset($params['timeout'])) $this->timeout = $params['timeout']; | ||
|  |         if (isset($params['debug'])) $this->debug = (bool)$params['debug']; | ||
|  |         if (isset($params['persist'])) $this->persist = (bool)$params['persist']; | ||
|  |         if (isset($params['pipelining'])) $this->pipelining = (bool)$params['pipelining']; | ||
|  | 
 | ||
|  |         // Deprecated options
 | ||
|  |         if (isset($params['verp'])) { | ||
|  |             $this->addServiceExtensionParameter('XVERP', is_bool($params['verp']) ? null : $params['verp']); | ||
|  |         } | ||
|  | 
 | ||
|  |         register_shutdown_function(array(&$this, '_Mail_smtp')); | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Destructor implementation to ensure that we disconnect from any | ||
|  |      * potentially-alive persistent SMTP connections. | ||
|  |      */ | ||
|  |     function _Mail_smtp() | ||
|  |     { | ||
|  |         $this->disconnect(); | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Implements Mail::send() function using SMTP. | ||
|  |      * | ||
|  |      * @param mixed $recipients Either a comma-seperated list of recipients | ||
|  |      *              (RFC822 compliant), or an array of recipients, | ||
|  |      *              each RFC822 valid. This may contain recipients not | ||
|  |      *              specified in the headers, for Bcc:, resending | ||
|  |      *              messages, etc. | ||
|  |      * | ||
|  |      * @param array $headers The array of headers to send with the mail, in an | ||
|  |      *              associative array, where the array key is the | ||
|  |      *              header name (e.g., 'Subject'), and the array value | ||
|  |      *              is the header value (e.g., 'test'). The header | ||
|  |      *              produced from those values would be 'Subject: | ||
|  |      *              test'. | ||
|  |      * | ||
|  |      * @param string $body The full text of the message body, including any | ||
|  |      *               MIME parts, etc. | ||
|  |      * | ||
|  |      * @return mixed Returns true on success, or a PEAR_Error | ||
|  |      *               containing a descriptive error message on | ||
|  |      *               failure. | ||
|  |      * @access public | ||
|  |      */ | ||
|  |     function send($recipients, $headers, $body) | ||
|  |     { | ||
|  |         /* If we don't already have an SMTP object, create one. */ | ||
|  |         $result = &$this->getSMTPObject(); | ||
|  |         if (PEAR::isError($result)) { | ||
|  |             return $result; | ||
|  |         } | ||
|  | 
 | ||
|  |         if (!is_array($headers)) { | ||
|  |             return PEAR::raiseError('$headers must be an array'); | ||
|  |         } | ||
|  | 
 | ||
|  |         $this->_sanitizeHeaders($headers); | ||
|  | 
 | ||
|  |         $headerElements = $this->prepareHeaders($headers); | ||
|  |         if (is_a($headerElements, 'PEAR_Error')) { | ||
|  |             $this->_smtp->rset(); | ||
|  |             return $headerElements; | ||
|  |         } | ||
|  |         list($from, $textHeaders) = $headerElements; | ||
|  | 
 | ||
|  |         /* Since few MTAs are going to allow this header to be forged | ||
|  |          * unless it's in the MAIL FROM: exchange, we'll use | ||
|  |          * Return-Path instead of From: if it's set. */ | ||
|  |         if (!empty($headers['Return-Path'])) { | ||
|  |             $from = $headers['Return-Path']; | ||
|  |         } | ||
|  | 
 | ||
|  |         if (!isset($from)) { | ||
|  |             $this->_smtp->rset(); | ||
|  |             return PEAR::raiseError('No From: address has been provided', | ||
|  |                                     PEAR_MAIL_SMTP_ERROR_FROM); | ||
|  |         } | ||
|  | 
 | ||
|  |         $params = null; | ||
|  |         if (!empty($this->_extparams)) { | ||
|  |             foreach ($this->_extparams as $key => $val) { | ||
|  |                 $params .= ' ' . $key . (is_null($val) ? '' : '=' . $val); | ||
|  |             } | ||
|  |         } | ||
|  |         if (PEAR::isError($res = $this->_smtp->mailFrom($from, ltrim($params)))) { | ||
|  |             $error = $this->_error("Failed to set sender: $from", $res); | ||
|  |             $this->_smtp->rset(); | ||
|  |             return PEAR::raiseError($error, PEAR_MAIL_SMTP_ERROR_SENDER); | ||
|  |         } | ||
|  | 
 | ||
|  |         $recipients = $this->parseRecipients($recipients); | ||
|  |         if (is_a($recipients, 'PEAR_Error')) { | ||
|  |             $this->_smtp->rset(); | ||
|  |             return $recipients; | ||
|  |         } | ||
|  | 
 | ||
|  |         foreach ($recipients as $recipient) { | ||
|  |             $res = $this->_smtp->rcptTo($recipient); | ||
|  |             if (is_a($res, 'PEAR_Error')) { | ||
|  |                 $error = $this->_error("Failed to add recipient: $recipient", $res); | ||
|  |                 $this->_smtp->rset(); | ||
|  |                 return PEAR::raiseError($error, PEAR_MAIL_SMTP_ERROR_RECIPIENT); | ||
|  |             } | ||
|  |         } | ||
|  | 
 | ||
|  |         /* Send the message's headers and the body as SMTP data. */ | ||
|  |         $res = $this->_smtp->data($textHeaders . "\r\n\r\n" . $body); | ||
|  |         if (is_a($res, 'PEAR_Error')) { | ||
|  |             $error = $this->_error('Failed to send data', $res); | ||
|  |             $this->_smtp->rset(); | ||
|  |             return PEAR::raiseError($error, PEAR_MAIL_SMTP_ERROR_DATA); | ||
|  |         } | ||
|  | 
 | ||
|  |         /* If persistent connections are disabled, destroy our SMTP object. */ | ||
|  |         if ($this->persist === false) { | ||
|  |             $this->disconnect(); | ||
|  |         } | ||
|  | 
 | ||
|  |         return true; | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Connect to the SMTP server by instantiating a Net_SMTP object. | ||
|  |      * | ||
|  |      * @return mixed Returns a reference to the Net_SMTP object on success, or | ||
|  |      *               a PEAR_Error containing a descriptive error message on | ||
|  |      *               failure. | ||
|  |      * | ||
|  |      * @since  1.2.0 | ||
|  |      * @access public | ||
|  |      */ | ||
|  |     function &getSMTPObject() | ||
|  |     { | ||
|  |         if (is_object($this->_smtp) !== false) { | ||
|  |             return $this->_smtp; | ||
|  |         } | ||
|  | 
 | ||
|  |         include_once 'Net/SMTP.php'; | ||
|  |         $this->_smtp = &new Net_SMTP($this->host, | ||
|  |                                      $this->port, | ||
|  |                                      $this->localhost); | ||
|  | 
 | ||
|  |         /* If we still don't have an SMTP object at this point, fail. */ | ||
|  |         if (is_object($this->_smtp) === false) { | ||
|  |             return PEAR::raiseError('Failed to create a Net_SMTP object', | ||
|  |                                     PEAR_MAIL_SMTP_ERROR_CREATE); | ||
|  |         } | ||
|  | 
 | ||
|  |         /* Configure the SMTP connection. */ | ||
|  |         if ($this->debug) { | ||
|  |             $this->_smtp->setDebug(true); | ||
|  |         } | ||
|  | 
 | ||
|  |         /* Attempt to connect to the configured SMTP server. */ | ||
|  |         if (PEAR::isError($res = $this->_smtp->connect($this->timeout))) { | ||
|  |             $error = $this->_error('Failed to connect to ' . | ||
|  |                                    $this->host . ':' . $this->port, | ||
|  |                                    $res); | ||
|  |             return PEAR::raiseError($error, PEAR_MAIL_SMTP_ERROR_CONNECT); | ||
|  |         } | ||
|  | 
 | ||
|  |         /* Attempt to authenticate if authentication has been enabled. */ | ||
|  |         if ($this->auth) { | ||
|  |             $method = is_string($this->auth) ? $this->auth : ''; | ||
|  | 
 | ||
|  |             if (PEAR::isError($res = $this->_smtp->auth($this->username, | ||
|  |                                                         $this->password, | ||
|  |                                                         $method))) { | ||
|  |                 $error = $this->_error("$method authentication failure", | ||
|  |                                        $res); | ||
|  |                 $this->_smtp->rset(); | ||
|  |                 return PEAR::raiseError($error, PEAR_MAIL_SMTP_ERROR_AUTH); | ||
|  |             } | ||
|  |         } | ||
|  | 
 | ||
|  |         return $this->_smtp; | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Add parameter associated with a SMTP service extension. | ||
|  |      * | ||
|  |      * @param string Extension keyword. | ||
|  |      * @param string Any value the keyword needs. | ||
|  |      * | ||
|  |      * @since 1.2.0 | ||
|  |      * @access public | ||
|  |      */ | ||
|  |     function addServiceExtensionParameter($keyword, $value = null) | ||
|  |     { | ||
|  |         $this->_extparams[$keyword] = $value; | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Disconnect and destroy the current SMTP connection. | ||
|  |      * | ||
|  |      * @return boolean True if the SMTP connection no longer exists. | ||
|  |      * | ||
|  |      * @since  1.1.9 | ||
|  |      * @access public | ||
|  |      */ | ||
|  |     function disconnect() | ||
|  |     { | ||
|  |         /* If we have an SMTP object, disconnect and destroy it. */ | ||
|  |         if (is_object($this->_smtp) && $this->_smtp->disconnect()) { | ||
|  |             $this->_smtp = null; | ||
|  |         } | ||
|  | 
 | ||
|  |         /* We are disconnected if we no longer have an SMTP object. */ | ||
|  |         return ($this->_smtp === null); | ||
|  |     } | ||
|  | 
 | ||
|  |     /** | ||
|  |      * Build a standardized string describing the current SMTP error. | ||
|  |      * | ||
|  |      * @param string $text  Custom string describing the error context. | ||
|  |      * @param object $error Reference to the current PEAR_Error object. | ||
|  |      * | ||
|  |      * @return string       A string describing the current SMTP error. | ||
|  |      * | ||
|  |      * @since  1.1.7 | ||
|  |      * @access private | ||
|  |      */ | ||
|  |     function _error($text, &$error) | ||
|  |     { | ||
|  |         /* Split the SMTP response into a code and a response string. */ | ||
|  |         list($code, $response) = $this->_smtp->getResponse(); | ||
|  | 
 | ||
|  |         /* Build our standardized error string. */ | ||
|  |         return $text | ||
|  |             . ' [SMTP: ' . $error->getMessage() | ||
|  |             . " (code: $code, response: $response)]"; | ||
|  |     } | ||
|  | 
 | ||
|  | } |