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1151 lines
41 KiB
PHP
1151 lines
41 KiB
PHP
<?php
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/**
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* The Mail_Mime class is used to create MIME E-mail messages
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*
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* The Mail_Mime class provides an OO interface to create MIME
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* enabled email messages. This way you can create emails that
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* contain plain-text bodies, HTML bodies, attachments, inline
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* images and specific headers.
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*
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* Compatible with PHP versions 4 and 5
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*
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* LICENSE: This LICENSE is in the BSD license style.
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* Copyright (c) 2002-2003, Richard Heyes <richard@phpguru.org>
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* Copyright (c) 2003-2006, PEAR <pear-group@php.net>
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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
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - 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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* - 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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* - Neither the name of the authors, nor the names of its contributors
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* may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @category Mail
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* @package Mail_Mime
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* @author Richard Heyes <richard@phpguru.org>
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* @author Tomas V.V. Cox <cox@idecnet.com>
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* @author Cipriano Groenendal <cipri@php.net>
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* @author Sean Coates <sean@php.net>
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* @copyright 2003-2006 PEAR <pear-group@php.net>
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License
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* @version CVS: $Id$
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* @link http://pear.php.net/package/Mail_mime
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*
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* This class is based on HTML Mime Mail class from
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* Richard Heyes <richard@phpguru.org> which was based also
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* in the mime_mail.class by Tobias Ratschiller <tobias@dnet.it>
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* and Sascha Schumann <sascha@schumann.cx>
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*/
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/**
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* require PEAR
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*
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* This package depends on PEAR to raise errors.
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*/
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require_once 'PEAR.php';
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/**
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* require Mail_mimePart
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*
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* Mail_mimePart contains the code required to
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* create all the different parts a mail can
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* consist of.
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*/
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require_once 'Mail/mimePart.php';
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/**
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* The Mail_Mime class provides an OO interface to create MIME
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* enabled email messages. This way you can create emails that
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* contain plain-text bodies, HTML bodies, attachments, inline
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* images and specific headers.
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*
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* @category Mail
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* @package Mail_Mime
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* @author Richard Heyes <richard@phpguru.org>
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* @author Tomas V.V. Cox <cox@idecnet.com>
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* @author Cipriano Groenendal <cipri@php.net>
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* @author Sean Coates <sean@php.net>
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* @copyright 2003-2006 PEAR <pear-group@php.net>
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License
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* @version Release: @package_version@
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* @link http://pear.php.net/package/Mail_mime
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*/
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class Mail_mime
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{
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/**
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* Contains the plain text part of the email
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*
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* @var string
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* @access private
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*/
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var $_txtbody;
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/**
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* Contains the html part of the email
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*
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* @var string
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* @access private
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*/
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var $_htmlbody;
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/**
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* contains the mime encoded text
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*
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* @var string
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* @access private
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*/
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var $_mime;
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/**
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* contains the multipart content
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*
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* @var string
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* @access private
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*/
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var $_multipart;
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/**
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* list of the attached images
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*
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* @var array
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* @access private
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*/
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var $_html_images = array();
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/**
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* list of the attachements
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*
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* @var array
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* @access private
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*/
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var $_parts = array();
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/**
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* Build parameters
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*
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* @var array
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* @access private
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*/
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var $_build_params = array();
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/**
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* Headers for the mail
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*
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* @var array
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* @access private
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*/
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var $_headers = array();
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/**
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* End Of Line sequence (for serialize)
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*
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* @var string
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* @access private
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*/
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var $_eol;
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/**
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* Constructor function.
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*
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* @param string $crlf what type of linebreak to use.
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* Defaults to "\r\n"
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*
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* @return void
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*
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* @access public
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*/
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function Mail_mime($crlf = "\r\n")
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{
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$this->_setEOL($crlf);
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$this->_build_params = array(
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'head_encoding' => 'quoted-printable',
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'text_encoding' => '7bit',
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'html_encoding' => 'quoted-printable',
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'7bit_wrap' => 998,
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'html_charset' => 'ISO-8859-1',
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'text_charset' => 'ISO-8859-1',
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'head_charset' => 'ISO-8859-1'
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);
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}
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/**
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* wakeup function called by unserialize. It re-sets the EOL constant
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*
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* @access private
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* @return void
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*/
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function __wakeup()
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{
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$this->_setEOL($this->_eol);
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}
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/**
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* Accessor function to set the body text. Body text is used if
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* it's not an html mail being sent or else is used to fill the
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* text/plain part that emails clients who don't support
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* html should show.
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*
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* @param string $data Either a string or
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* the file name with the contents
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* @param bool $isfile If true the first param should be treated
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* as a file name, else as a string (default)
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* @param bool $append If true the text or file is appended to
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* the existing body, else the old body is
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* overwritten
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*
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* @return mixed true on success or PEAR_Error object
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* @access public
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*/
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function setTXTBody($data, $isfile = false, $append = false)
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{
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if (!$isfile) {
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if (!$append) {
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$this->_txtbody = $data;
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} else {
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$this->_txtbody .= $data;
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}
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} else {
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$cont = $this->_file2str($data);
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if (PEAR::isError($cont)) {
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return $cont;
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}
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if (!$append) {
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$this->_txtbody = $cont;
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} else {
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$this->_txtbody .= $cont;
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}
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}
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return true;
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}
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/**
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* Adds a html part to the mail.
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*
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* @param string $data either a string or the file name with the
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* contents
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* @param bool $isfile a flag that determines whether $data is a
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* filename, or a string(false, default)
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*
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* @return bool true on success
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* @access public
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*/
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function setHTMLBody($data, $isfile = false)
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{
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if (!$isfile) {
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$this->_htmlbody = $data;
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} else {
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$cont = $this->_file2str($data);
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if (PEAR::isError($cont)) {
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return $cont;
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}
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$this->_htmlbody = $cont;
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}
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return true;
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}
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/**
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* Adds an image to the list of embedded images.
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*
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* @param string $file the image file name OR image data itself
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* @param string $c_type the content type
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* @param string $name the filename of the image.
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* Only used if $file is the image data.
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* @param bool $isfile whether $file is a filename or not.
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* Defaults to true
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*
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* @return bool true on success
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* @access public
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*/
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function addHTMLImage($file, $c_type='application/octet-stream',
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$name = '', $isfile = true)
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{
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$filedata = ($isfile === true) ? $this->_file2str($file)
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: $file;
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if ($isfile === true) {
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$filename = ($name == '' ? $file : $name);
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} else {
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$filename = $name;
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}
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if (PEAR::isError($filedata)) {
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return $filedata;
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}
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$this->_html_images[] = array(
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'body' => $filedata,
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'name' => $filename,
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'c_type' => $c_type,
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'cid' => md5(uniqid(time()))
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);
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return true;
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}
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/**
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* Adds a file to the list of attachments.
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*
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* @param string $file The file name of the file to attach
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* OR the file contents itself
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* @param string $c_type The content type
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* @param string $name The filename of the attachment
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* Only use if $file is the contents
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* @param bool $isfile Whether $file is a filename or not
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* Defaults to true
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* @param string $encoding The type of encoding to use.
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* Defaults to base64.
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* Possible values: 7bit, 8bit, base64,
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* or quoted-printable.
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* @param string $disposition The content-disposition of this file
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* Defaults to attachment.
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* Possible values: attachment, inline.
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* @param string $charset The character set used in the filename
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* of this attachment.
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* @param string $language The language of the attachment
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* @param string $location The RFC 2557.4 location of the attachment
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* @param string $n_encoding Use RFC 2047 for attachment name (Content-Type) encoding
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* @param string $f_encoding Use RFC 2047 for attachment filename (Content-Disposition) encoding
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*
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* @return mixed true on success or PEAR_Error object
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* @access public
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*/
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function addAttachment($file,
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$c_type = 'application/octet-stream',
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$name = '',
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$isfile = true,
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$encoding = 'base64',
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$disposition = 'attachment',
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$charset = '',
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$language = '',
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$location = '',
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$n_encoding = NULL,
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$f_encoding = NULL)
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{
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$filedata = ($isfile === true) ? $this->_file2str($file)
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: $file;
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if ($isfile === true) {
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// Force the name the user supplied, otherwise use $file
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$filename = (strlen($name)) ? $name : $file;
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} else {
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$filename = $name;
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}
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if (!strlen($filename)) {
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$msg = "The supplied filename for the attachment can't be empty";
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$err = PEAR::raiseError($msg);
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return $err;
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}
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$filename = $this->_basename($filename);
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if (PEAR::isError($filedata)) {
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return $filedata;
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}
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$this->_parts[] = array(
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'body' => $filedata,
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'name' => $filename,
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'c_type' => $c_type,
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'encoding' => $encoding,
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'charset' => $charset,
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'language' => $language,
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'location' => $location,
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'disposition' => $disposition,
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'name-encoding' => $n_encoding,
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'filename-encoding'=> $f_encoding
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);
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return true;
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}
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|
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/**
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* Get the contents of the given file name as string
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*
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* @param string $file_name path of file to process
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*
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* @return string contents of $file_name
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* @access private
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*/
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function &_file2str($file_name)
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{
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//Check state of file and raise an error properly
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if (!file_exists($file_name)) {
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$err = PEAR::raiseError('File not found: ' . $file_name);
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return $err;
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}
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if (!is_file($file_name)) {
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$err = PEAR::raiseError('Not a regular file: ' . $file_name);
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return $err;
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}
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if (!is_readable($file_name)) {
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$err = PEAR::raiseError('File is not readable: ' . $file_name);
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return $err;
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}
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|
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//Temporarily reset magic_quotes_runtime and read file contents
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if ($magic_quote_setting = get_magic_quotes_runtime()) {
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set_magic_quotes_runtime(0);
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}
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$cont = file_get_contents($file_name);
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if ($magic_quote_setting) {
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set_magic_quotes_runtime($magic_quote_setting);
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}
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return $cont;
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}
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/**
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* Adds a text subpart to the mimePart object and
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* returns it during the build process.
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*
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* @param mixed &$obj The object to add the part to, or
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* null if a new object is to be created.
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* @param string $text The text to add.
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*
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* @return object The text mimePart object
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* @access private
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*/
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function &_addTextPart(&$obj, $text)
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{
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$params['content_type'] = 'text/plain';
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$params['encoding'] = $this->_build_params['text_encoding'];
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$params['charset'] = $this->_build_params['text_charset'];
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if (is_object($obj)) {
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$ret = $obj->addSubpart($text, $params);
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return $ret;
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} else {
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$ret = new Mail_mimePart($text, $params);
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return $ret;
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}
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}
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|
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/**
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* Adds a html subpart to the mimePart object and
|
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* returns it during the build process.
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|
*
|
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* @param mixed &$obj The object to add the part to, or
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* null if a new object is to be created.
|
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*
|
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* @return object The html mimePart object
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* @access private
|
|
*/
|
|
function &_addHtmlPart(&$obj)
|
|
{
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$params['content_type'] = 'text/html';
|
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$params['encoding'] = $this->_build_params['html_encoding'];
|
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$params['charset'] = $this->_build_params['html_charset'];
|
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if (is_object($obj)) {
|
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$ret = $obj->addSubpart($this->_htmlbody, $params);
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return $ret;
|
|
} else {
|
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$ret = new Mail_mimePart($this->_htmlbody, $params);
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return $ret;
|
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}
|
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}
|
|
|
|
/**
|
|
* Creates a new mimePart object, using multipart/mixed as
|
|
* the initial content-type and returns it during the
|
|
* build process.
|
|
*
|
|
* @return object The multipart/mixed mimePart object
|
|
* @access private
|
|
*/
|
|
function &_addMixedPart()
|
|
{
|
|
$params = array();
|
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$params['content_type'] = 'multipart/mixed';
|
|
|
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//Create empty multipart/mixed Mail_mimePart object to return
|
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$ret = new Mail_mimePart('', $params);
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return $ret;
|
|
}
|
|
|
|
/**
|
|
* Adds a multipart/alternative part to a mimePart
|
|
* object (or creates one), and returns it during
|
|
* the build process.
|
|
*
|
|
* @param mixed &$obj The object to add the part to, or
|
|
* null if a new object is to be created.
|
|
*
|
|
* @return object The multipart/mixed mimePart object
|
|
* @access private
|
|
*/
|
|
function &_addAlternativePart(&$obj)
|
|
{
|
|
$params['content_type'] = 'multipart/alternative';
|
|
if (is_object($obj)) {
|
|
return $obj->addSubpart('', $params);
|
|
} else {
|
|
$ret = new Mail_mimePart('', $params);
|
|
return $ret;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds a multipart/related part to a mimePart
|
|
* object (or creates one), and returns it during
|
|
* the build process.
|
|
*
|
|
* @param mixed &$obj The object to add the part to, or
|
|
* null if a new object is to be created
|
|
*
|
|
* @return object The multipart/mixed mimePart object
|
|
* @access private
|
|
*/
|
|
function &_addRelatedPart(&$obj)
|
|
{
|
|
$params['content_type'] = 'multipart/related';
|
|
if (is_object($obj)) {
|
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return $obj->addSubpart('', $params);
|
|
} else {
|
|
$ret = new Mail_mimePart('', $params);
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return $ret;
|
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}
|
|
}
|
|
|
|
/**
|
|
* Adds an html image subpart to a mimePart object
|
|
* and returns it during the build process.
|
|
*
|
|
* @param object &$obj The mimePart to add the image to
|
|
* @param array $value The image information
|
|
*
|
|
* @return object The image mimePart object
|
|
* @access private
|
|
*/
|
|
function &_addHtmlImagePart(&$obj, $value)
|
|
{
|
|
$params['content_type'] = $value['c_type'];
|
|
$params['encoding'] = 'base64';
|
|
$params['disposition'] = 'inline';
|
|
$params['dfilename'] = $value['name'];
|
|
$params['cid'] = $value['cid'];
|
|
if ($value['name-encoding']) {
|
|
$params['name-encoding'] = $value['name-encoding'];
|
|
}
|
|
if ($value['filename-encoding']) {
|
|
$params['filename-encoding'] = $value['filename-encoding'];
|
|
}
|
|
|
|
$ret = $obj->addSubpart($value['body'], $params);
|
|
return $ret;
|
|
|
|
}
|
|
|
|
/**
|
|
* Adds an attachment subpart to a mimePart object
|
|
* and returns it during the build process.
|
|
*
|
|
* @param object &$obj The mimePart to add the image to
|
|
* @param array $value The attachment information
|
|
*
|
|
* @return object The image mimePart object
|
|
* @access private
|
|
*/
|
|
function &_addAttachmentPart(&$obj, $value)
|
|
{
|
|
$params['dfilename'] = $value['name'];
|
|
$params['encoding'] = $value['encoding'];
|
|
if ($value['charset']) {
|
|
$params['charset'] = $value['charset'];
|
|
}
|
|
if ($value['language']) {
|
|
$params['language'] = $value['language'];
|
|
}
|
|
if ($value['location']) {
|
|
$params['location'] = $value['location'];
|
|
}
|
|
if ($value['name-encoding']) {
|
|
$params['name-encoding'] = $value['name-encoding'];
|
|
}
|
|
if ($value['filename-encoding']) {
|
|
$params['filename-encoding'] = $value['filename-encoding'];
|
|
}
|
|
$params['content_type'] = $value['c_type'];
|
|
$params['disposition'] = isset($value['disposition']) ?
|
|
$value['disposition'] : 'attachment';
|
|
$ret = $obj->addSubpart($value['body'], $params);
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* Returns the complete e-mail, ready to send using an alternative
|
|
* mail delivery method. Note that only the mailpart that is made
|
|
* with Mail_Mime is created. This means that,
|
|
* YOU WILL HAVE NO TO: HEADERS UNLESS YOU SET IT YOURSELF
|
|
* using the $xtra_headers parameter!
|
|
*
|
|
* @param string $separation The separation etween these two parts.
|
|
* @param array $build_params The Build parameters passed to the
|
|
* &get() function. See &get for more info.
|
|
* @param array $xtra_headers The extra headers that should be passed
|
|
* to the &headers() function.
|
|
* See that function for more info.
|
|
* @param bool $overwrite Overwrite the existing headers with new.
|
|
*
|
|
* @return string The complete e-mail.
|
|
* @access public
|
|
*/
|
|
function getMessage(
|
|
$separation = null,
|
|
$build_params = null,
|
|
$xtra_headers = null,
|
|
$overwrite = false
|
|
)
|
|
{
|
|
if ($separation === null) {
|
|
$separation = MAIL_MIME_CRLF;
|
|
}
|
|
$body = $this->get($build_params);
|
|
$head = $this->txtHeaders($xtra_headers, $overwrite);
|
|
$mail = $head . $separation . $body;
|
|
return $mail;
|
|
}
|
|
|
|
|
|
/**
|
|
* Builds the multipart message from the list ($this->_parts) and
|
|
* returns the mime content.
|
|
*
|
|
* @param array $build_params Build parameters that change the way the email
|
|
* is built. Should be associative. Can contain:
|
|
* head_encoding - What encoding to use for the headers.
|
|
* Options: quoted-printable or base64
|
|
* Default is quoted-printable
|
|
* text_encoding - What encoding to use for plain text
|
|
* Options: 7bit, 8bit,
|
|
* base64, or quoted-printable
|
|
* Default is 7bit
|
|
* html_encoding - What encoding to use for html
|
|
* Options: 7bit, 8bit,
|
|
* base64, or quoted-printable
|
|
* Default is quoted-printable
|
|
* 7bit_wrap - Number of characters before text is
|
|
* wrapped in 7bit encoding
|
|
* Default is 998
|
|
* html_charset - The character set to use for html.
|
|
* Default is iso-8859-1
|
|
* text_charset - The character set to use for text.
|
|
* Default is iso-8859-1
|
|
* head_charset - The character set to use for headers.
|
|
* Default is iso-8859-1
|
|
*
|
|
* @return string The mime content
|
|
* @access public
|
|
*/
|
|
function &get($build_params = null)
|
|
{
|
|
if (isset($build_params)) {
|
|
while (list($key, $value) = each($build_params)) {
|
|
$this->_build_params[$key] = $value;
|
|
}
|
|
}
|
|
|
|
if (isset($this->_headers['From'])){
|
|
//Bug #11381: Illegal characters in domain ID
|
|
if (preg_match("|(@[0-9a-zA-Z\-\.]+)|", $this->_headers['From'], $matches)){
|
|
$domainID = $matches[1];
|
|
}else{
|
|
$domainID = "@localhost";
|
|
}
|
|
foreach($this->_html_images as $i => $img){
|
|
$this->_html_images[$i]['cid'] = $this->_html_images[$i]['cid'] . $domainID;
|
|
}
|
|
}
|
|
|
|
if (count($this->_html_images) AND isset($this->_htmlbody)) {
|
|
foreach ($this->_html_images as $key => $value) {
|
|
$regex = array();
|
|
$regex[] = '#(\s)((?i)src|background|href(?-i))\s*=\s*(["\']?)' .
|
|
preg_quote($value['name'], '#') . '\3#';
|
|
$regex[] = '#(?i)url(?-i)\(\s*(["\']?)' .
|
|
preg_quote($value['name'], '#') . '\1\s*\)#';
|
|
|
|
$rep = array();
|
|
$rep[] = '\1\2=\3cid:' . $value['cid'] .'\3';
|
|
$rep[] = 'url(\1cid:' . $value['cid'] . '\1)';
|
|
|
|
$this->_htmlbody = preg_replace($regex, $rep, $this->_htmlbody);
|
|
$this->_html_images[$key]['name'] =
|
|
$this->_basename($this->_html_images[$key]['name']);
|
|
}
|
|
}
|
|
|
|
$null = null;
|
|
$attachments = count($this->_parts) ? true : false;
|
|
$html_images = count($this->_html_images) ? true : false;
|
|
$html = strlen($this->_htmlbody) ? true : false;
|
|
$text = (!$html AND strlen($this->_txtbody)) ? true : false;
|
|
|
|
switch (true) {
|
|
case $text AND !$attachments:
|
|
$message =& $this->_addTextPart($null, $this->_txtbody);
|
|
break;
|
|
|
|
case !$text AND !$html AND $attachments:
|
|
$message =& $this->_addMixedPart();
|
|
for ($i = 0; $i < count($this->_parts); $i++) {
|
|
$this->_addAttachmentPart($message, $this->_parts[$i]);
|
|
}
|
|
break;
|
|
|
|
case $text AND $attachments:
|
|
$message =& $this->_addMixedPart();
|
|
$this->_addTextPart($message, $this->_txtbody);
|
|
for ($i = 0; $i < count($this->_parts); $i++) {
|
|
$this->_addAttachmentPart($message, $this->_parts[$i]);
|
|
}
|
|
break;
|
|
|
|
case $html AND !$attachments AND !$html_images:
|
|
if (isset($this->_txtbody)) {
|
|
$message =& $this->_addAlternativePart($null);
|
|
$this->_addTextPart($message, $this->_txtbody);
|
|
$this->_addHtmlPart($message);
|
|
} else {
|
|
$message =& $this->_addHtmlPart($null);
|
|
}
|
|
break;
|
|
|
|
case $html AND !$attachments AND $html_images:
|
|
$message =& $this->_addRelatedPart($null);
|
|
if (isset($this->_txtbody)) {
|
|
$alt =& $this->_addAlternativePart($message);
|
|
$this->_addTextPart($alt, $this->_txtbody);
|
|
$this->_addHtmlPart($alt);
|
|
} else {
|
|
$this->_addHtmlPart($message);
|
|
}
|
|
for ($i = 0; $i < count($this->_html_images); $i++) {
|
|
$this->_addHtmlImagePart($message, $this->_html_images[$i]);
|
|
}
|
|
break;
|
|
|
|
case $html AND $attachments AND !$html_images:
|
|
$message =& $this->_addMixedPart();
|
|
if (isset($this->_txtbody)) {
|
|
$alt =& $this->_addAlternativePart($message);
|
|
$this->_addTextPart($alt, $this->_txtbody);
|
|
$this->_addHtmlPart($alt);
|
|
} else {
|
|
$this->_addHtmlPart($message);
|
|
}
|
|
for ($i = 0; $i < count($this->_parts); $i++) {
|
|
$this->_addAttachmentPart($message, $this->_parts[$i]);
|
|
}
|
|
break;
|
|
|
|
case $html AND $attachments AND $html_images:
|
|
$message =& $this->_addMixedPart();
|
|
if (isset($this->_txtbody)) {
|
|
$alt =& $this->_addAlternativePart($message);
|
|
$this->_addTextPart($alt, $this->_txtbody);
|
|
$rel =& $this->_addRelatedPart($alt);
|
|
} else {
|
|
$rel =& $this->_addRelatedPart($message);
|
|
}
|
|
$this->_addHtmlPart($rel);
|
|
for ($i = 0; $i < count($this->_html_images); $i++) {
|
|
$this->_addHtmlImagePart($rel, $this->_html_images[$i]);
|
|
}
|
|
for ($i = 0; $i < count($this->_parts); $i++) {
|
|
$this->_addAttachmentPart($message, $this->_parts[$i]);
|
|
}
|
|
break;
|
|
|
|
}
|
|
|
|
if (isset($message)) {
|
|
$output = $message->encode();
|
|
|
|
$this->_headers = array_merge($this->_headers,
|
|
$output['headers']);
|
|
$body = $output['body'];
|
|
return $body;
|
|
|
|
} else {
|
|
$ret = false;
|
|
return $ret;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns an array with the headers needed to prepend to the email
|
|
* (MIME-Version and Content-Type). Format of argument is:
|
|
* $array['header-name'] = 'header-value';
|
|
*
|
|
* @param array $xtra_headers Assoc array with any extra headers.
|
|
* Optional.
|
|
* @param bool $overwrite Overwrite already existing headers.
|
|
*
|
|
* @return array Assoc array with the mime headers
|
|
* @access public
|
|
*/
|
|
function &headers($xtra_headers = null, $overwrite = false)
|
|
{
|
|
// Content-Type header should already be present,
|
|
// So just add mime version header
|
|
$headers['MIME-Version'] = '1.0';
|
|
if (isset($xtra_headers)) {
|
|
$headers = array_merge($headers, $xtra_headers);
|
|
}
|
|
if ($overwrite) {
|
|
$this->_headers = array_merge($this->_headers, $headers);
|
|
} else {
|
|
$this->_headers = array_merge($headers, $this->_headers);
|
|
}
|
|
|
|
$encodedHeaders = $this->_encodeHeaders($this->_headers);
|
|
return $encodedHeaders;
|
|
}
|
|
|
|
/**
|
|
* Get the text version of the headers
|
|
* (usefull if you want to use the PHP mail() function)
|
|
*
|
|
* @param array $xtra_headers Assoc array with any extra headers.
|
|
* Optional.
|
|
* @param bool $overwrite Overwrite the existing heaers with new.
|
|
*
|
|
* @return string Plain text headers
|
|
* @access public
|
|
*/
|
|
function txtHeaders($xtra_headers = null, $overwrite = false)
|
|
{
|
|
$headers = $this->headers($xtra_headers, $overwrite);
|
|
|
|
$ret = '';
|
|
foreach ($headers as $key => $val) {
|
|
$ret .= "$key: $val" . MAIL_MIME_CRLF;
|
|
}
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* Sets the Subject header
|
|
*
|
|
* @param string $subject String to set the subject to.
|
|
*
|
|
* @return void
|
|
* @access public
|
|
*/
|
|
function setSubject($subject)
|
|
{
|
|
$this->_headers['Subject'] = $subject;
|
|
}
|
|
|
|
/**
|
|
* Set an email to the From (the sender) header
|
|
*
|
|
* @param string $email The email address to use
|
|
*
|
|
* @return void
|
|
* @access public
|
|
*/
|
|
function setFrom($email)
|
|
{
|
|
$this->_headers['From'] = $email;
|
|
}
|
|
|
|
/**
|
|
* Add an email to the Cc (carbon copy) header
|
|
* (multiple calls to this method are allowed)
|
|
*
|
|
* @param string $email The email direction to add
|
|
*
|
|
* @return void
|
|
* @access public
|
|
*/
|
|
function addCc($email)
|
|
{
|
|
if (isset($this->_headers['Cc'])) {
|
|
$this->_headers['Cc'] .= ", $email";
|
|
} else {
|
|
$this->_headers['Cc'] = $email;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add an email to the Bcc (blank carbon copy) header
|
|
* (multiple calls to this method are allowed)
|
|
*
|
|
* @param string $email The email direction to add
|
|
*
|
|
* @return void
|
|
* @access public
|
|
*/
|
|
function addBcc($email)
|
|
{
|
|
if (isset($this->_headers['Bcc'])) {
|
|
$this->_headers['Bcc'] .= ", $email";
|
|
} else {
|
|
$this->_headers['Bcc'] = $email;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Since the PHP send function requires you to specifiy
|
|
* recipients (To: header) separately from the other
|
|
* headers, the To: header is not properly encoded.
|
|
* To fix this, you can use this public method to
|
|
* encode your recipients before sending to the send
|
|
* function
|
|
*
|
|
* @param string $recipients A comma-delimited list of recipients
|
|
*
|
|
* @return string Encoded data
|
|
* @access public
|
|
*/
|
|
function encodeRecipients($recipients)
|
|
{
|
|
$input = array("To" => $recipients);
|
|
$retval = $this->_encodeHeaders($input);
|
|
return $retval["To"] ;
|
|
}
|
|
|
|
/**
|
|
* Encodes a header as per RFC2047
|
|
*
|
|
* @param array $input The header data to encode
|
|
* @param array $params Extra build parameters
|
|
*
|
|
* @return array Encoded data
|
|
* @access private
|
|
*/
|
|
function _encodeHeaders($input, $params = array())
|
|
{
|
|
$build_params = $this->_build_params;
|
|
while (list($key, $value) = each($params)) {
|
|
$build_params[$key] = $value;
|
|
}
|
|
//$hdr_name: Name of the heaer
|
|
//$hdr_value: Full line of header value.
|
|
//$atoms: The $hdr_value split into atoms*
|
|
//$atom: A single atom to encode.*
|
|
//$hdr_value_out: The recombined $hdr_val-atoms, or the encoded string.
|
|
//Note: Atom as specified here is not exactly the same as an RFC822 atom,
|
|
//as $atom's may contain just a single space.
|
|
|
|
$useIconv = true;
|
|
if (isset($build_params['ignore-iconv'])) {
|
|
$useIconv = !$build_params['ignore-iconv'];
|
|
}
|
|
foreach ($input as $hdr_name => $hdr_value) {
|
|
/*
|
|
$parts = preg_split('/([ ])/', $hdr_value, -1, PREG_SPLIT_DELIM_CAPTURE);
|
|
$atoms = array();
|
|
foreach ($parts as $part){
|
|
$atom .= $part;
|
|
$quoteMatch = preg_match_all('|"|', $atom, $matches) % 2;
|
|
if (!$quoteMatch){
|
|
$atoms[] = $atom;
|
|
$atom = null;
|
|
}
|
|
}
|
|
if ($atom){
|
|
$atoms[] = $atom;
|
|
}
|
|
foreach ($atoms as $atom){
|
|
*/
|
|
if (preg_match('#([\x80-\xFF]){1}#', $hdr_value)) {
|
|
if (function_exists('iconv_mime_encode') && $useIconv) {
|
|
$imePrefs = array();
|
|
if ($build_params['head_encoding'] == 'base64') {
|
|
$imePrefs['scheme'] = 'B';
|
|
} else {
|
|
$imePrefs['scheme'] = 'Q';
|
|
}
|
|
$imePrefs['input-charset'] = $build_params['head_charset'];
|
|
$imePrefs['output-charset'] = $build_params['head_charset'];
|
|
$imePrefs['line-length'] = 74;
|
|
$imePrefs['line-break-chars'] = "\r\n"; //Specified in RFC2047
|
|
|
|
$hdr_value = iconv_mime_encode($hdr_name, $hdr_value, $imePrefs);
|
|
$hdr_value = preg_replace("#^{$hdr_name}\:\ #", "", $hdr_value);
|
|
} elseif ($build_params['head_encoding'] == 'base64') {
|
|
//Base64 encoding has been selected.
|
|
//Base64 encode the entire string
|
|
$hdr_value = base64_encode($hdr_value);
|
|
|
|
//Generate the header using the specified params and dynamicly
|
|
//determine the maximum length of such strings.
|
|
//75 is the value specified in the RFC. The first -2 is there so
|
|
//the later regexp doesn't break any of the translated chars.
|
|
//The -2 on the first line-regexp is to compensate for the ": "
|
|
//between the header-name and the header value
|
|
$prefix = '=?' . $build_params['head_charset'] . '?B?';
|
|
$suffix = '?=';
|
|
$maxLength = 75 - strlen($prefix . $suffix) - 2;
|
|
$maxLength1stLine = $maxLength - strlen($hdr_name) - 2;
|
|
|
|
//We can cut base4 every 4 characters, so the real max
|
|
//we can get must be rounded down.
|
|
$maxLength = $maxLength - ($maxLength % 4);
|
|
$maxLength1stLine = $maxLength1stLine - ($maxLength1stLine % 4);
|
|
|
|
$cutpoint = $maxLength1stLine;
|
|
$hdr_value_out = $hdr_value;
|
|
$output = "";
|
|
while ($hdr_value_out) {
|
|
//Split translated string at every $maxLength
|
|
$part = substr($hdr_value_out, 0, $cutpoint);
|
|
$hdr_value_out = substr($hdr_value_out, $cutpoint);
|
|
$cutpoint = $maxLength;
|
|
//RFC 2047 specifies that any split header should
|
|
//be seperated by a CRLF SPACE.
|
|
if ($output) {
|
|
$output .= "\r\n ";
|
|
}
|
|
$output .= $prefix . $part . $suffix;
|
|
}
|
|
$hdr_value = $output;
|
|
} else {
|
|
//quoted-printable encoding has been selected
|
|
|
|
//Fix for Bug #10298, Ota Mares <om@viazenetti.de>
|
|
//Check if there is a double quote at beginning or end of
|
|
//the string to prevent that an open or closing quote gets
|
|
//ignored because it is encapsuled by an encoding pre/suffix.
|
|
//Remove the double quote and set the specific prefix or
|
|
//suffix variable so that we can concat the encoded string and
|
|
//the double quotes back together to get the intended string.
|
|
$quotePrefix = $quoteSuffix = '';
|
|
if ($hdr_value{0} == '"') {
|
|
$hdr_value = substr($hdr_value, 1);
|
|
$quotePrefix = '"';
|
|
}
|
|
if ($hdr_value{strlen($hdr_value)-1} == '"') {
|
|
$hdr_value = substr($hdr_value, 0, -1);
|
|
$quoteSuffix = '"';
|
|
}
|
|
|
|
//Generate the header using the specified params and dynamicly
|
|
//determine the maximum length of such strings.
|
|
//75 is the value specified in the RFC. The -2 is there so
|
|
//the later regexp doesn't break any of the translated chars.
|
|
//The -2 on the first line-regexp is to compensate for the ": "
|
|
//between the header-name and the header value
|
|
$prefix = '=?' . $build_params['head_charset'] . '?Q?';
|
|
$suffix = '?=';
|
|
$maxLength = 75 - strlen($prefix . $suffix) - 2 - 1;
|
|
$maxLength1stLine = $maxLength - strlen($hdr_name) - 2;
|
|
$maxLength = $maxLength - 1;
|
|
|
|
//Replace all special characters used by the encoder.
|
|
$search = array('=', '_', '?', ' ');
|
|
$replace = array('=3D', '=5F', '=3F', '_');
|
|
$hdr_value = str_replace($search, $replace, $hdr_value);
|
|
|
|
//Replace all extended characters (\x80-xFF) with their
|
|
//ASCII values.
|
|
$hdr_value = preg_replace('#([\x80-\xFF])#e',
|
|
'"=" . strtoupper(dechex(ord("\1")))',
|
|
$hdr_value);
|
|
|
|
//This regexp will break QP-encoded text at every $maxLength
|
|
//but will not break any encoded letters.
|
|
$reg1st = "|(.{0,$maxLength1stLine}[^\=][^\=])|";
|
|
$reg2nd = "|(.{0,$maxLength}[^\=][^\=])|";
|
|
//Fix for Bug #10298, Ota Mares <om@viazenetti.de>
|
|
//Concat the double quotes and encoded string together
|
|
$hdr_value = $quotePrefix . $hdr_value . $quoteSuffix;
|
|
|
|
$hdr_value_out = $hdr_value;
|
|
$realMax = $maxLength1stLine + strlen($prefix . $suffix);
|
|
if (strlen($hdr_value_out) >= $realMax) {
|
|
//Begin with the regexp for the first line.
|
|
$reg = $reg1st;
|
|
$output = "";
|
|
while ($hdr_value_out) {
|
|
//Split translated string at every $maxLength
|
|
//But make sure not to break any translated chars.
|
|
$found = preg_match($reg, $hdr_value_out, $matches);
|
|
|
|
//After this first line, we need to use a different
|
|
//regexp for the first line.
|
|
$reg = $reg2nd;
|
|
|
|
//Save the found part and encapsulate it in the
|
|
//prefix & suffix. Then remove the part from the
|
|
//$hdr_value_out variable.
|
|
if ($found) {
|
|
$part = $matches[0];
|
|
$len = strlen($matches[0]);
|
|
$hdr_value_out = substr($hdr_value_out, $len);
|
|
} else {
|
|
$part = $hdr_value_out;
|
|
$hdr_value_out = "";
|
|
}
|
|
|
|
//RFC 2047 specifies that any split header should
|
|
//be seperated by a CRLF SPACE
|
|
if ($output) {
|
|
$output .= "\r\n ";
|
|
}
|
|
$output .= $prefix . $part . $suffix;
|
|
}
|
|
$hdr_value_out = $output;
|
|
} else {
|
|
$hdr_value_out = $prefix . $hdr_value_out . $suffix;
|
|
}
|
|
$hdr_value = $hdr_value_out;
|
|
}
|
|
}
|
|
$input[$hdr_name] = $hdr_value;
|
|
}
|
|
return $input;
|
|
}
|
|
|
|
/**
|
|
* Set the object's end-of-line and define the constant if applicable.
|
|
*
|
|
* @param string $eol End Of Line sequence
|
|
*
|
|
* @return void
|
|
* @access private
|
|
*/
|
|
function _setEOL($eol)
|
|
{
|
|
$this->_eol = $eol;
|
|
if (!defined('MAIL_MIME_CRLF')) {
|
|
define('MAIL_MIME_CRLF', $this->_eol, true);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get file's basename (locale independent)
|
|
*
|
|
* @param string Filename
|
|
*
|
|
* @return string Basename
|
|
* @access private
|
|
*/
|
|
function _basename($filename)
|
|
{
|
|
// basename() is not unicode safe and locale dependent
|
|
if (stristr(PHP_OS, 'win') || stristr(PHP_OS, 'netware'))
|
|
return preg_replace('/^.*[\\\\\\/]/', '', $filename);
|
|
else
|
|
return preg_replace('/^.*[\/]/', '', $filename);
|
|
}
|
|
|
|
} // End of class
|