<?php // // +----------------------------------------------------------------------+ // | PHP Version 5 | // +----------------------------------------------------------------------+ // | 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. | // +----------------------------------------------------------------------+ // | Author: Chuck Hagenbuch <chuck@horde.org> | // +----------------------------------------------------------------------+ /** * 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; } }