363 lines
11 KiB
PHP
363 lines
11 KiB
PHP
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<?php
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/**
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* Class for building and sending a mail
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*
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* Copyright 2001 Nicolas Chalanset <nicocha@free.fr>
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* Copyright 2001 Olivier Cahagne <cahagn_o@epita.fr>
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* Copyright 2008-2011 Tim Gerundt <tim@gerundt.de>
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*
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* This file is part of NOCC. NOCC is free software under the terms of the
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* GNU General Public License. You should have received a copy of the license
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* along with NOCC. If not, see <http://www.gnu.org/licenses/>.
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*
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* @package NOCC
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* @license http://www.gnu.org/licenses/ GNU General Public License
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* @version SVN: $Id: class_send.php 2871 2020-04-13 14:16:02Z oheil $
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*/
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require_once 'exception.php';
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/**
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* Building and sending a mail
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*
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* @package NOCC
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* @todo Rename to NOCC_MimeMail?
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*/
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class mime_mail {
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/**
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* Parts
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* @var array
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*/
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public $parts;
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/**
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* To addresses
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* @var array
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*/
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public $to;
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/**
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* CC addresses
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* @var array
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*/
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public $cc;
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/**
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* BCC addresses
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* @var array
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*/
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public $bcc;
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/**
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* From address
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* @var string
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*/
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public $from;
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/**
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* Headers
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* @var string
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*/
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public $headers;
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/**
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* Subject
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* @var string
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*/
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public $subject;
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/**
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* Body
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* @var string
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*/
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public $body;
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/**
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* SMTP Server
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* @var string
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*/
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public $smtp_server;
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/**
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* SMTP Port
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* @var int
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*/
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public $smtp_port;
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/**
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* Charset
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* @var string
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*/
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public $charset;
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/**
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* Linefeed
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* @var string
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*/
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public $crlf;
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/**
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* Priority
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* @var string
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*/
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public $priority;
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/**
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* Receipt
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* @var bool
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*/
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public $receipt;
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/**
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* Initialize the mail object
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*/
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public function __construct() {
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$this->parts = Array();
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$this->to = Array();
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$this->cc = Array();
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$this->bcc = Array();
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$this->from = null;
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$this->headers = null;
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$this->subject = null;
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$this->body = null;
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$this->smtp_server = 'localhost';
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$this->smtp_port = 25;
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$this->charset = 'UTF-8';
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$this->crlf = null;
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$this->priority = '3 (Normal)';
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$this->receipt = false;
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}
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/**
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* Add an attachment to the mail object
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*
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* @param string $message
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* @param string $name
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* @param string $ctype
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* @param string $encoding
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* @param string $charset
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* @todo Rename to addAttachment()?
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*/
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public function add_attachment($message, $name, $ctype, $encoding, $charset) {
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$this->parts[] = array (
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'ctype' => $ctype,
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'message' => $message,
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'encoding' => $encoding,
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'charset' => $charset,
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'name' => $name
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);
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}
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/**
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* Build a message part
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*
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* @param array $part
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* @return string
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* @access private
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*/
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private function _buildMessage($part) {
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$message = $part['message'];
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$encoding = $part['encoding'];
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$charset = $part['charset'];
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switch($encoding) {
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case 'base64':
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$message = chunk_split(base64_encode($message));
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break;
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case 'quoted-printable':
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$message = quoted_printable_encode($message);
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break;
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}
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$val = 'Content-Type: ' . $part['ctype'] . ';';
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$val .= ($part['charset'] ? $this->crlf . "\tcharset=\"" . $part['charset'] . '"' : '');
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$val .= ($part['name'] ? $this->crlf . "\tname=\"" . $part['name'] . '"' : '');
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$val .= $this->crlf . 'Content-Transfer-Encoding: ' . $encoding;
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$val .= ($part['name'] ? $this->crlf . 'Content-Disposition: attachment;' . $this->crlf . "\tfilename=\"" . $part['name'] . '"' : '');
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$val .= $this->crlf . $this->crlf . $message . $this->crlf;
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return($val);
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}
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/**
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* Build a multipart mail
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*
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* @return string
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* @access private
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*/
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private function _buildMultipart() {
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$boundary = 'NextPart'.md5(uniqid(rand(),true));
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$multipart = 'Content-Type: multipart/mixed;' . $this->crlf . "\tboundary=\"$boundary\"" . $this->crlf . $this->crlf . 'This is a MIME encoded message.' . $this->crlf . $this->crlf . '--' . $boundary;
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for($i = sizeof($this->parts) - 1; $i >= 0; $i--)
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$multipart .= $this->crlf . $this->_buildMessage($this->parts[$i]) . '--'.$boundary;
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return ($multipart .= '--' . $this->crlf);
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}
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/**
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* Build a none multipart mail
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*
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* @return string
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* @access private
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*/
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private function _buildNoneMultipart() {
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if (sizeof($this->parts) == 1)
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$part = $this->_buildMessage($this->parts[0]);
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else
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$part = '';
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return ($part . $this->crlf);
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}
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/**
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* Send the mail (last class-function to be called)
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*
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* @param $conf
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* @return mixed
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*/
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public function send(&$conf) {
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$mime = '';
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if ($this->useSmtpServer()) { //if use SMTP server...
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if ($this->to[0] != '')
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$mime .= 'To: ' . join(', ', $this->to) . $this->crlf;
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if (!empty($this->subject)) {
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$mime .= 'Subject: ' . $this->subject . $this->crlf;
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}
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}
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if (!empty($this->from))
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$mime .= 'From: ' . $this->from . $this->crlf;
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if (count($this->cc) > 0 && $this->cc[0] != '')
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$mime .= 'Cc: ' . join(', ', $this->cc) . $this->crlf;
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if (count($this->bcc) > 0 && $this->bcc[0] != '')
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$mime .= 'Bcc: ' . join(', ', $this->bcc) . $this->crlf;
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$mime .= 'Date: ' . date('r') . $this->crlf;
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if (!empty($this->from))
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$mime .= 'Reply-To: ' . $this->from . $this->crlf . 'Errors-To: '.$this->from . $this->crlf;
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if ($this->receipt != false)
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$mime .= 'Disposition-Notification-To: ' . $this->from . $this->crlf;
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$mime .= 'X-Priority: ' . $this->priority . $this->crlf;
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if (!empty($this->headers))
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$mime .= $this->headers . $this->crlf;
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// Strip lonely "\r\n.\r\n" in order to avoid STMP errors
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$mime = str_replace("\r\n.\r\n", "\r\n..\r\n", $mime);
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$mail_format = '';
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if (NOCC_Session::getSendHtmlMail()) {
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$mail_format = 'text/html';
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}
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else {
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$mail_format = 'text/plain';
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}
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if (sizeof($this->parts) >= 1) {
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$this->add_attachment($this->body, '', $mail_format, 'quoted-printable', $this->charset);
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$mime .= 'MIME-Version: 1.0' . $this->crlf . $this->_buildMultipart();
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}
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else {
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$this->add_attachment($this->body, '', $mail_format, '8bit', $this->charset);
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$mime .= 'MIME-Version: 1.0' . $this->crlf . $this->_buildNoneMultipart();
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}
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// We enforce $conf->crlf option as mixed "\r\n" (coming from NOCC
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// textarea while writing mail) and "\n" line break may confuse some
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// MTA or mail() PHP function.
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$mime = str_replace("\r\n", $conf->crlf, $mime);
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// Whether or not to use SMTP or sendmail
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// depends on the config file (conf.php)
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if (!$this->useSmtpServer()) { //if use sendmail...
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$rcpt_to = join(', ', $this->to);
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$ev = @mail($rcpt_to, $this->subject, '', $mime, '-f' . $this->strip_comment($this->from));
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$user_prefs = NOCC_Session::getUserPrefs();
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if ($user_prefs->getUseSentFolder() && $user_prefs->getSentFolderName() != '') {
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// Copy email to Sent folder
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//TODO: Optimize try block!
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try {
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$pop = new nocc_imap();
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}
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catch (Exception $ex) {
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$ev = new NoccException($ex->getMessage());
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return($ev);
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}
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if ($pop->is_imap()) {
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$mime = "To: $rcpt_to" . $conf->crlf . "Subject: " . $this->subject . $conf->crlf . $mime;
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$copy_return = $pop->copytosentfolder($mime, $ev, $user_prefs->getSentFolderName());
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if (NoccException::isException($ev)) {
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return($ev);
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}
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}
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}
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if ($ev != true)
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return (new NoccException('unable to send message, SMTP server unreachable'));
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}
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else { //if use SMTP server...
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$smtp = new smtp();
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if (!empty($smtp)) {
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$smtp->smtp_server = $this->smtp_server;
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$smtp->port = $this->smtp_port;
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$smtp->from = $this->strip_comment($this->from);
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$smtp->to = $this->strip_comment_array($this->to);
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$smtp->cc = $this->strip_comment_array($this->cc);
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$smtp->bcc = $this->strip_comment_array($this->bcc);
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$smtp->subject = $this->subject;
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$smtp->data = $mime;
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$smtp_return = $smtp->send();
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if (NoccException::isException($smtp_return)) {
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return($smtp_return);
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}
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$copy_return = 1;
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$user_prefs = NOCC_Session::getUserPrefs();
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if ($user_prefs->getUseSentFolder() && $user_prefs->getSentFolderName() != "") {
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// Copy email to Sent folder
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//TODO: Optimize try block!
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try {
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$pop = new nocc_imap();
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}
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catch (Exception $ex) {
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$ev = new NoccException($ex->getMessage());
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return($ev);
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}
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if ($pop->is_imap()) {
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$copy_return = $pop->copytosentfolder($smtp->data, $ev, $user_prefs->getSentFolderName());
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if (NoccException::isException($ev)) {
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return($ev);
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}
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}
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}
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return ($smtp_return && $copy_return);
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}
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else
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return (0);
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}
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}
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/**
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* Use SMTP server to send the mail?
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* @return boolean Use SMTP server?
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*/
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public function useSmtpServer() {
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if (($this->smtp_server != '' && $this->smtp_port != '')) {
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return true;
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}
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return false;
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}
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/**
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* ...
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*
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* @param array $array
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* @return array
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* @access private
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* @todo Rename!
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*/
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private function strip_comment_array($array) {
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for ($i = 0; $i < count($array); $i++) {
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$array[$i] = $this->strip_comment($array[$i]);
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}
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return $array;
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}
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/**
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* ...
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*
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* @param string $address
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* @return string
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* @access private
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* @todo Rename!
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*/
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private function strip_comment($address) {
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$pos = strrpos($address, '<');
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if ($pos === false) {
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return '<'.$address.'>';
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}
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else {
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return substr($address, $pos);
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}
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}
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}
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