200 lines
7.3 KiB
PHP
200 lines
7.3 KiB
PHP
<?php
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/**
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* Sendmail implementation of the PEAR Mail interface.
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*
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* PHP version 5
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*
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* LICENSE:
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*
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* Copyright (c) 2010-2017, Chuck Hagenbuch & Jon Parise
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @category Mail
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* @package Mail
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* @author Jon Parise <jon@php.net>
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* @author Chuck Hagenbuch <chuck@horde.org>
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* @copyright 2010-2017 Chuck Hagenbuch
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* @license http://opensource.org/licenses/BSD-3-Clause New BSD License
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* @version CVS: $Id$
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* @link http://pear.php.net/package/Mail/
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*/
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/**
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* Sendmail implementation of the PEAR Mail:: interface.
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* @access public
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* @package Mail
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* @version $Revision$
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*/
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class Mail_sendmail extends Mail {
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/**
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* The location of the sendmail or sendmail wrapper binary on the
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* filesystem.
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* @var string
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*/
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var $sendmail_path = '/usr/sbin/sendmail';
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/**
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* Any extra command-line parameters to pass to the sendmail or
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* sendmail wrapper binary.
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* @var string
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*/
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var $sendmail_args = '-i';
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/**
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* Constructor.
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*
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* Instantiates a new Mail_sendmail:: object based on the parameters
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* passed in. It looks for the following parameters:
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* sendmail_path The location of the sendmail binary on the
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* filesystem. Defaults to '/usr/sbin/sendmail'.
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*
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* sendmail_args Any extra parameters to pass to the sendmail
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* or sendmail wrapper binary.
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*
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* If a parameter is present in the $params array, it replaces the
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* default.
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*
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* @param array $params Hash containing any parameters different from the
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* defaults.
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*/
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public function __construct($params)
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{
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if (isset($params['sendmail_path'])) {
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$this->sendmail_path = $params['sendmail_path'];
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}
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if (isset($params['sendmail_args'])) {
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$this->sendmail_args = $params['sendmail_args'];
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}
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/*
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* Because we need to pass message headers to the sendmail program on
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* the commandline, we can't guarantee the use of the standard "\r\n"
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* separator. Instead, we use the system's native line separator.
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*/
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if (defined('PHP_EOL')) {
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$this->sep = PHP_EOL;
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} else {
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$this->sep = (strpos(PHP_OS, 'WIN') === false) ? "\n" : "\r\n";
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}
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}
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/**
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* Implements Mail::send() function using the sendmail
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* command-line binary.
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*
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* @param mixed $recipients Either a comma-seperated list of recipients
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* (RFC822 compliant), or an array of recipients,
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* each RFC822 valid. This may contain recipients not
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* specified in the headers, for Bcc:, resending
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* messages, etc.
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*
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* @param array $headers The array of headers to send with the mail, in an
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* associative array, where the array key is the
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* header name (ie, 'Subject'), and the array value
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* is the header value (ie, 'test'). The header
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* produced from those values would be 'Subject:
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* test'.
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*
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* @param string $body The full text of the message body, including any
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* Mime parts, etc.
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*
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* @return mixed Returns true on success, or a PEAR_Error
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* containing a descriptive error message on
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* failure.
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*/
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public function send($recipients, $headers, $body)
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{
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if (!is_array($headers)) {
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return PEAR::raiseError('$headers must be an array');
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}
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$result = $this->_sanitizeHeaders($headers);
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if (is_a($result, 'PEAR_Error')) {
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return $result;
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}
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$recipients = $this->parseRecipients($recipients);
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if (is_a($recipients, 'PEAR_Error')) {
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return $recipients;
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}
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$recipients = implode(' ', array_map('escapeshellarg', $recipients));
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$headerElements = $this->prepareHeaders($headers);
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if (is_a($headerElements, 'PEAR_Error')) {
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return $headerElements;
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}
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list($from, $text_headers) = $headerElements;
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/* Since few MTAs are going to allow this header to be forged
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* unless it's in the MAIL FROM: exchange, we'll use
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* Return-Path instead of From: if it's set. */
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if (!empty($headers['Return-Path'])) {
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$from = $headers['Return-Path'];
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}
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if (!isset($from)) {
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return PEAR::raiseError('No from address given.');
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} elseif (strpos($from, ' ') !== false ||
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strpos($from, ';') !== false ||
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strpos($from, '&') !== false ||
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strpos($from, '`') !== false) {
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return PEAR::raiseError('From address specified with dangerous characters.');
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}
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$from = escapeshellarg($from); // Security bug #16200
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$mail = @popen($this->sendmail_path . (!empty($this->sendmail_args) ? ' ' . $this->sendmail_args : '') . " -f$from -- $recipients", 'w');
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if (!$mail) {
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return PEAR::raiseError('Failed to open sendmail [' . $this->sendmail_path . '] for execution.');
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}
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// Write the headers following by two newlines: one to end the headers
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// section and a second to separate the headers block from the body.
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fputs($mail, $text_headers . $this->sep . $this->sep);
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fputs($mail, $body);
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$result = pclose($mail);
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if (version_compare(phpversion(), '4.2.3') == -1) {
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// With older php versions, we need to shift the pclose
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// result to get the exit code.
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$result = $result >> 8 & 0xFF;
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}
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if ($result != 0) {
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return PEAR::raiseError('sendmail returned error code ' . $result,
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$result);
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}
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return true;
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}
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}
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