123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266 |
- <?php
- /**
- * PEAR's Mail:: interface.
- *
- * PHP version 5
- *
- * LICENSE:
- *
- * Copyright (c) 2002-2007, Richard Heyes
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * o Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * o 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.
- * o The names of the authors may not 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
- * OWNER 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 Chuck Hagenbuch <chuck@horde.org>
- * @copyright 1997-2010 Chuck Hagenbuch
- * @license http://opensource.org/licenses/bsd-license.php New BSD License
- * @version CVS: $Id$
- * @link http://pear.php.net/package/Mail/
- */
- require_once 'PEAR.php';
- /**
- * PEAR's Mail:: interface. Defines the interface for implementing
- * mailers under the PEAR hierarchy, and provides supporting functions
- * useful in multiple mailer backends.
- *
- * @version $Revision$
- * @package Mail
- */
- class Mail
- {
- /**
- * Line terminator used for separating header lines.
- * @var string
- */
- public $sep = "\r\n";
- /**
- * Provides an interface for generating Mail:: objects of various
- * types
- *
- * @param string $driver The kind of Mail:: object to instantiate.
- * @param array $params The parameters to pass to the Mail:: object.
- *
- * @return object Mail a instance of the driver class or if fails a PEAR Error
- */
- public static function factory($driver, $params = array())
- {
- $driver = strtolower($driver);
- @include_once 'Mail/' . $driver . '.php';
- $class = 'Mail_' . $driver;
- if (class_exists($class)) {
- $mailer = new $class($params);
- return $mailer;
- } else {
- return PEAR::raiseError('Unable to find class for driver ' . $driver);
- }
- }
- /**
- * Implements Mail::send() function using php's built-in mail()
- * command.
- *
- * @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 $body The full text of the message body, including any
- * Mime parts, etc.
- *
- * @return mixed Returns true on success, or a PEAR_Error
- * containing a descriptive error message on
- * failure.
- *
- * @deprecated use Mail_mail::send instead
- */
- public function send($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 $result;
- }
- // if we're passed an array of recipients, implode it.
- if (is_array($recipients)) {
- $recipients = implode(', ', $recipients);
- }
- // get the Subject out of the headers array so that we can
- // pass it as a seperate argument to mail().
- $subject = '';
- if (isset($headers['Subject'])) {
- $subject = $headers['Subject'];
- unset($headers['Subject']);
- }
- // flatten the headers out.
- list(, $text_headers) = Mail::prepareHeaders($headers);
- return mail($recipients, $subject, $body, $text_headers);
- }
- /**
- * Sanitize an array of mail headers by removing any additional header
- * strings present in a legitimate header's value. The goal of this
- * filter is to prevent mail injection attacks.
- *
- * @param array $headers The associative array of headers to sanitize.
- */
- protected function _sanitizeHeaders(&$headers)
- {
- foreach ($headers as $key => $value) {
- $headers[$key] =
- preg_replace('=((<CR>|<LF>|0x0A/%0A|0x0D/%0D|\\n|\\r)\S).*=i',
- null, $value);
- }
- }
- /**
- * Take an array of mail headers and return a string containing
- * text usable in sending a message.
- *
- * @param array $headers The array of headers to prepare, in an associative
- * array, where the array key is the header name (ie,
- * 'Subject'), and the array value is the header
- * value (ie, 'test'). The header produced from those
- * values would be 'Subject: test'.
- *
- * @return mixed Returns false if it encounters a bad address,
- * otherwise returns an array containing two
- * elements: Any From: address found in the headers,
- * and the plain text version of the headers.
- */
- protected function prepareHeaders($headers)
- {
- $lines = array();
- $from = null;
- foreach ($headers as $key => $value) {
- if (strcasecmp($key, 'From') === 0) {
- include_once 'Mail/RFC822.php';
- $parser = new Mail_RFC822();
- $addresses = $parser->parseAddressList($value, 'localhost', false);
- if (is_a($addresses, 'PEAR_Error')) {
- return $addresses;
- }
- $from = $addresses[0]->mailbox . '@' . $addresses[0]->host;
- // Reject envelope From: addresses with spaces.
- if (strstr($from, ' ')) {
- return false;
- }
- $lines[] = $key . ': ' . $value;
- } elseif (strcasecmp($key, 'Received') === 0) {
- $received = array();
- if (is_array($value)) {
- foreach ($value as $line) {
- $received[] = $key . ': ' . $line;
- }
- }
- else {
- $received[] = $key . ': ' . $value;
- }
- // Put Received: headers at the top. Spam detectors often
- // flag messages with Received: headers after the Subject:
- // as spam.
- $lines = array_merge($received, $lines);
- } else {
- // If $value is an array (i.e., a list of addresses), convert
- // it to a comma-delimited string of its elements (addresses).
- if (is_array($value)) {
- $value = implode(', ', $value);
- }
- $lines[] = $key . ': ' . $value;
- }
- }
- return array($from, join($this->sep, $lines));
- }
- /**
- * Take a set of recipients and parse them, returning an array of
- * bare addresses (forward paths) that can be passed to sendmail
- * or an smtp server with the rcpt to: command.
- *
- * @param mixed Either a comma-seperated list of recipients
- * (RFC822 compliant), or an array of recipients,
- * each RFC822 valid.
- *
- * @return mixed An array of forward paths (bare addresses) or a PEAR_Error
- * object if the address list could not be parsed.
- */
- protected function parseRecipients($recipients)
- {
- include_once 'Mail/RFC822.php';
- // if we're passed an array, assume addresses are valid and
- // implode them before parsing.
- if (is_array($recipients)) {
- $recipients = implode(', ', $recipients);
- }
- // Parse recipients, leaving out all personal info. This is
- // for smtp recipients, etc. All relevant personal information
- // should already be in the headers.
- $Mail_RFC822 = new Mail_RFC822();
- $addresses = $Mail_RFC822->parseAddressList($recipients, 'localhost', false);
- // If parseAddressList() returned a PEAR_Error object, just return it.
- if (is_a($addresses, 'PEAR_Error')) {
- return $addresses;
- }
- $recipients = array();
- if (is_array($addresses)) {
- foreach ($addresses as $ob) {
- $recipients[] = $ob->mailbox . '@' . $ob->host;
- }
- }
- return $recipients;
- }
- }
|