3 // +----------------------------------------------------------------------+
5 // +----------------------------------------------------------------------+
6 // | Copyright (c) 1997-2003 The PHP Group |
7 // +----------------------------------------------------------------------+
8 // | This source file is subject to version 2.02 of the PHP license, |
9 // | that is bundled with this package in the file LICENSE, and is |
10 // | available at through the world-wide-web at |
11 // | http://www.php.net/license/2_02.txt. |
12 // | If you did not receive a copy of the PHP license and are unable to |
13 // | obtain it through the world-wide-web, please send a note to |
14 // | license@php.net so we can mail you a copy immediately. |
15 // +----------------------------------------------------------------------+
16 // | Author: Chuck Hagenbuch <chuck@horde.org> |
17 // +----------------------------------------------------------------------+
19 // $Id: Mail.php,v 1.17 2006/09/15 03:41:18 jon Exp $
21 require_once 'PEAR.php';
24 * PEAR's Mail:: interface. Defines the interface for implementing
25 * mailers under the PEAR hierarchy, and provides supporting functions
26 * useful in multiple mailer backends.
29 * @version $Revision: 1.17 $
35 * Line terminator used for separating header lines.
41 * Provides an interface for generating Mail:: objects of various
44 * @param string $driver The kind of Mail:: object to instantiate.
45 * @param array $params The parameters to pass to the Mail:: object.
46 * @return object Mail a instance of the driver class or if fails a PEAR Error
49 function &factory($driver, $params = array())
51 $driver = strtolower($driver);
52 @include_once 'Mail/' . $driver . '.php';
53 $class = 'Mail_' . $driver;
54 if (class_exists($class)) {
55 $mailer = new $class($params);
58 return PEAR::raiseError('Unable to find class for driver ' . $driver);
63 * Implements Mail::send() function using php's built-in mail()
66 * @param mixed $recipients Either a comma-seperated list of recipients
67 * (RFC822 compliant), or an array of recipients,
68 * each RFC822 valid. This may contain recipients not
69 * specified in the headers, for Bcc:, resending
72 * @param array $headers The array of headers to send with the mail, in an
73 * associative array, where the array key is the
74 * header name (ie, 'Subject'), and the array value
75 * is the header value (ie, 'test'). The header
76 * produced from those values would be 'Subject:
79 * @param string $body The full text of the message body, including any
82 * @return mixed Returns true on success, or a PEAR_Error
83 * containing a descriptive error message on
86 * @deprecated use Mail_mail::send instead
88 function send($recipients, $headers, $body)
90 $this->_sanitizeHeaders($headers);
92 // if we're passed an array of recipients, implode it.
93 if (is_array($recipients)) {
94 $recipients = implode(', ', $recipients);
97 // get the Subject out of the headers array so that we can
98 // pass it as a seperate argument to mail().
100 if (isset($headers['Subject'])) {
101 $subject = $headers['Subject'];
102 unset($headers['Subject']);
105 // flatten the headers out.
106 list(,$text_headers) = Mail::prepareHeaders($headers);
108 return mail($recipients, $subject, $body, $text_headers);
113 * Sanitize an array of mail headers by removing any additional header
114 * strings present in a legitimate header's value. The goal of this
115 * filter is to prevent mail injection attacks.
117 * @param array $headers The associative array of headers to sanitize.
121 function _sanitizeHeaders(&$headers)
123 foreach ($headers as $key => $value) {
125 preg_replace('=((<CR>|<LF>|0x0A/%0A|0x0D/%0D|\\n|\\r)\S).*=i',
131 * Take an array of mail headers and return a string containing
132 * text usable in sending a message.
134 * @param array $headers The array of headers to prepare, in an associative
135 * array, where the array key is the header name (ie,
136 * 'Subject'), and the array value is the header
137 * value (ie, 'test'). The header produced from those
138 * values would be 'Subject: test'.
140 * @return mixed Returns false if it encounters a bad address,
141 * otherwise returns an array containing two
142 * elements: Any From: address found in the headers,
143 * and the plain text version of the headers.
146 function prepareHeaders($headers)
151 foreach ($headers as $key => $value) {
152 if (strcasecmp($key, 'From') === 0) {
153 include_once 'Mail/RFC822.php';
154 $parser = &new Mail_RFC822();
155 $addresses = $parser->parseAddressList($value, 'localhost', false);
156 if (PEAR::isError($addresses)) {
160 $from = $addresses[0]->mailbox . '@' . $addresses[0]->host;
162 // Reject envelope From: addresses with spaces.
163 if (strstr($from, ' ')) {
167 $lines[] = $key . ': ' . $value;
168 } elseif (strcasecmp($key, 'Received') === 0) {
170 if (is_array($value)) {
171 foreach ($value as $line) {
172 $received[] = $key . ': ' . $line;
176 $received[] = $key . ': ' . $value;
178 // Put Received: headers at the top. Spam detectors often
179 // flag messages with Received: headers after the Subject:
181 $lines = array_merge($received, $lines);
183 // If $value is an array (i.e., a list of addresses), convert
184 // it to a comma-delimited string of its elements (addresses).
185 if (is_array($value)) {
186 $value = implode(', ', $value);
188 $lines[] = $key . ': ' . $value;
192 return array($from, join($this->sep, $lines));
196 * Take a set of recipients and parse them, returning an array of
197 * bare addresses (forward paths) that can be passed to sendmail
198 * or an smtp server with the rcpt to: command.
200 * @param mixed Either a comma-seperated list of recipients
201 * (RFC822 compliant), or an array of recipients,
204 * @return mixed An array of forward paths (bare addresses) or a PEAR_Error
205 * object if the address list could not be parsed.
208 function parseRecipients($recipients)
210 include_once 'Mail/RFC822.php';
212 // if we're passed an array, assume addresses are valid and
213 // implode them before parsing.
214 if (is_array($recipients)) {
215 $recipients = implode(', ', $recipients);
218 // Parse recipients, leaving out all personal info. This is
219 // for smtp recipients, etc. All relevant personal information
220 // should already be in the headers.
221 $addresses = Mail_RFC822::parseAddressList($recipients, 'localhost', false);
223 // If parseAddressList() returned a PEAR_Error object, just return it.
224 if (PEAR::isError($addresses)) {
228 $recipients = array();
229 if (is_array($addresses)) {
230 foreach ($addresses as $ob) {
231 $recipients[] = $ob->mailbox . '@' . $ob->host;