--- /dev/null
+<?php
+/**
+ * Sendmail implementation of the PEAR Mail interface.
+ *
+ * PHP version 5
+ *
+ * LICENSE:
+ *
+ * Copyright (c) 2010-2017, Chuck Hagenbuch & Jon Parise
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. 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.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ * contributors may 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
+ * HOLDER 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 Mail
+ * @package Mail
+ * @author Jon Parise <jon@php.net>
+ * @author Chuck Hagenbuch <chuck@horde.org>
+ * @copyright 2010-2017 Chuck Hagenbuch
+ * @license http://opensource.org/licenses/BSD-3-Clause New BSD License
+ * @version CVS: $Id$
+ * @link http://pear.php.net/package/Mail/
+ */
+
+/**
+ * Sendmail implementation of the PEAR Mail:: interface.
+ * @access public
+ * @package Mail
+ * @version $Revision$
+ */
+class Mail_sendmail extends Mail {
+
+ /**
+ * The location of the sendmail or sendmail wrapper binary on the
+ * filesystem.
+ * @var string
+ */
+ var $sendmail_path = '/usr/sbin/sendmail';
+
+ /**
+ * Any extra command-line parameters to pass to the sendmail or
+ * sendmail wrapper binary.
+ * @var string
+ */
+ var $sendmail_args = '-i';
+
+ /**
+ * Constructor.
+ *
+ * Instantiates a new Mail_sendmail:: object based on the parameters
+ * passed in. It looks for the following parameters:
+ * sendmail_path The location of the sendmail binary on the
+ * filesystem. Defaults to '/usr/sbin/sendmail'.
+ *
+ * sendmail_args Any extra parameters to pass to the sendmail
+ * or sendmail wrapper binary.
+ *
+ * If a parameter is present in the $params array, it replaces the
+ * default.
+ *
+ * @param array $params Hash containing any parameters different from the
+ * defaults.
+ */
+ public function __construct($params)
+ {
+ if (isset($params['sendmail_path'])) {
+ $this->sendmail_path = $params['sendmail_path'];
+ }
+ if (isset($params['sendmail_args'])) {
+ $this->sendmail_args = $params['sendmail_args'];
+ }
+
+ /*
+ * Because we need to pass message headers to the sendmail program on
+ * the commandline, we can't guarantee the use of the standard "\r\n"
+ * separator. Instead, we use the system's native line separator.
+ */
+ if (defined('PHP_EOL')) {
+ $this->sep = PHP_EOL;
+ } else {
+ $this->sep = (strpos(PHP_OS, 'WIN') === false) ? "\n" : "\r\n";
+ }
+ }
+
+ /**
+ * Implements Mail::send() function using the sendmail
+ * command-line binary.
+ *
+ * @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 (ie, 'Subject'), and the array value
+ * is the header value (ie, 'test'). The header
+ * produced from those values would be 'Subject:
+ * test'.
+ *
+ * @param string $body The full text of the message body, including any
+ * Mime parts, etc.
+ *
+ * @return mixed Returns true on success, or a PEAR_Error
+ * containing a descriptive error message on
+ * failure.
+ */
+ public function send($recipients, $headers, $body)
+ {
+ if (!is_array($headers)) {
+ return PEAR::raiseError('$headers must be an array');
+ }
+
+ $result = $this->_sanitizeHeaders($headers);
+ if (is_a($result, 'PEAR_Error')) {
+ return $result;
+ }
+
+ $recipients = $this->parseRecipients($recipients);
+ if (is_a($recipients, 'PEAR_Error')) {
+ return $recipients;
+ }
+ $recipients = implode(' ', array_map('escapeshellarg', $recipients));
+
+ $headerElements = $this->prepareHeaders($headers);
+ if (is_a($headerElements, 'PEAR_Error')) {
+ return $headerElements;
+ }
+ list($from, $text_headers) = $headerElements;
+
+ /* Since few MTAs are going to allow this header to be forged
+ * unless it's in the MAIL FROM: exchange, we'll use
+ * Return-Path instead of From: if it's set. */
+ if (!empty($headers['Return-Path'])) {
+ $from = $headers['Return-Path'];
+ }
+
+ if (!isset($from)) {
+ return PEAR::raiseError('No from address given.');
+ } elseif (strpos($from, ' ') !== false ||
+ strpos($from, ';') !== false ||
+ strpos($from, '&') !== false ||
+ strpos($from, '`') !== false) {
+ return PEAR::raiseError('From address specified with dangerous characters.');
+ }
+
+ $from = escapeshellarg($from); // Security bug #16200
+
+ $mail = @popen($this->sendmail_path . (!empty($this->sendmail_args) ? ' ' . $this->sendmail_args : '') . " -f$from -- $recipients", 'w');
+ if (!$mail) {
+ return PEAR::raiseError('Failed to open sendmail [' . $this->sendmail_path . '] for execution.');
+ }
+
+ // Write the headers following by two newlines: one to end the headers
+ // section and a second to separate the headers block from the body.
+ fputs($mail, $text_headers . $this->sep . $this->sep);
+
+ fputs($mail, $body);
+ $result = pclose($mail);
+ if (version_compare(phpversion(), '4.2.3') == -1) {
+ // With older php versions, we need to shift the pclose
+ // result to get the exit code.
+ $result = $result >> 8 & 0xFF;
+ }
+
+ if ($result != 0) {
+ return PEAR::raiseError('sendmail returned error code ' . $result,
+ $result);
+ }
+
+ return true;
+ }
+
+}