1051 lines
33 KiB
PHP
1051 lines
33 KiB
PHP
<?php
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/**
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* smtp.php
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*
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* Copyright (c) 1999-2002 The SquirrelMail Project Team
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* Licensed under the GNU GPL. For full terms see the file COPYING.
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*
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* This contains all the functions needed to send messages through
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* an smtp server or sendmail.
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*
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* $Id$
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*/
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require_once(SM_PATH . 'functions/addressbook.php');
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require_once(SM_PATH . 'functions/plugin.php');
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require_once(SM_PATH . 'functions/prefs.php');
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global $username, $popuser, $domain;
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/* This should most probably go to some initialization... */
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if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
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$popuser = $usernamedata[1];
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$domain = $usernamedata[2];
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unset($usernamedata);
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} else {
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$popuser = $username;
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}
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/* We need domain for smtp */
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if (!$domain) {
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$domain = getenv('HOSTNAME');
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}
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/* Returns true only if this message is multipart */
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function isMultipart ($session) {
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global $attachments;
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foreach ($attachments as $info) {
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if ($info['session'] == $session) {
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return true;
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}
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}
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return false;
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}
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/* looks up aliases in the addressbook and expands them to
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* the full address.
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*
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* Adds @$domain if it wasn't in the address book and if it
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* doesn't have an @ symbol in it
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*/
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function expandAddrs ($array) {
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global $domain;
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/* don't show errors -- kinda critical that we don't see
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* them here since the redirect won't work if we do show them
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*/
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$abook = addressbook_init(false, true);
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for ($i=0; $i < count($array); $i++) {
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$result = $abook->lookup($array[$i]);
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$ret = "";
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if (isset($result['email'])) {
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if (isset($result['name'])) {
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$ret = '"'.$result['name'].'" ';
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}
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$ret .= '<'.$result['email'].'>';
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$array[$i] = $ret;
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}
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else
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{
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if (strpos($array[$i], '@') === false) {
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$array[$i] .= '@' . $domain;
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}
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$array[$i] = '<' . $array[$i] . '>';
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}
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}
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return $array;
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}
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/* looks up aliases in the addressbook and expands them to
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* the RFC 821 valid RCPT address. ie <user@example.com>
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* Adds @$domain if it wasn't in the address book and if it
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* doesn't have an @ symbol in it
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*/
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function expandRcptAddrs ($array) {
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global $domain;
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/* don't show errors -- kinda critical that we don't see
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* them here since the redirect won't work if we do show them
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*/
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$abook = addressbook_init(false, true);
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for ($i=0; $i < count($array); $i++) {
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$result = $abook->lookup($array[$i]);
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$ret = "";
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if (isset($result['email'])) {
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$ret = '<'.$result['email'].'>';
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$array[$i] = $ret;
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}
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else {
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if (strpos($array[$i], '@') === false) {
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$array[$i] .= '@' . $domain;
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}
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$array[$i] = '<' . $array[$i] . '>';
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}
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}
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return $array;
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}
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/* Attach the files that are due to be attached
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*/
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function attachFiles ($fp, $session, $rn="\r\n", $checkdot = false) {
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global $attachments, $attachment_dir, $username, $languages, $squirrelmail_language;
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$length = 0;
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$hashed_attachment_dir = getHashedDir($username, $attachment_dir);
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if (isMultipart($session)) {
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foreach ($attachments as $info) {
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if ($info['session'] == $session) {
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if (isset($info['type'])) {
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$filetype = $info['type'];
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}
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else {
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$filetype = 'application/octet-stream';
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}
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$header = '--' . mimeBoundary() . "$rn";
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if ( isset($info['remotefilename'])
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&& $info['remotefilename'] != '') {
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$remotefilename = $info['remotefilename'];
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if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
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function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
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$remotefilename =
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$languages[$squirrelmail_language]['XTRA_CODE']('encode', $remotefilename);
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}
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$header .= "Content-Type: $filetype; name=\"" .
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encodeHeader($remotefilename) . "\"$rn";
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$header .= "Content-Disposition: attachment; filename=\""
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. encodeHeader($remotefilename) . "\"$rn";
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} else {
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$header .= "Content-Type: $filetype$rn";
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}
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/* Use 'rb' for NT systems -- read binary
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* Unix doesn't care -- everything's binary! :-)
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*/
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$filename = $hashed_attachment_dir . '/'
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. $info['localfilename'];
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$file = fopen ($filename, 'rb');
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if (substr($filetype, 0, 5) == 'text/' ||
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substr($filetype, 0, 8) == 'message/' ) {
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$header .= $rn;
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if ($fp) {
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fputs ($fp, $header);
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}
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$length += strlen($header);
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if ($checkdot) {
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$checkdot_begin=true;
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} else {
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$checkdot_begin=false;
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}
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while ($tmp = fgets($file, 4096)) {
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$tmp = str_replace("\r\n", "\n", $tmp);
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$tmp = str_replace("\r", "\n", $tmp);
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if ($rn == "\r\n"){
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$tmp = str_replace("\n", "\r\n", $tmp);
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}
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if ($tmp{0} == '.' && $checkdot_begin) {
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$tmp = '.' . $tmp;
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}
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if ($checkdot) {
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$tmp = str_replace("\n.","\n..",$tmp);
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}
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$tmp_length = strlen($tmp);
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if ($tmp_length && $tmp{$tmp_length-1} == "\n" && $checkdot) {
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$checkdot_begin = true;
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} else {
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$checkdot_begin = false;
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}
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if ($fp) {
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fputs($fp, $tmp);
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}
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$length += $tmp_length;
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}
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if (substr($tmp, $tmp_length - strlen($rn), strlen($rn)) != $rn) {
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if ($fp) {
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fputs($fp, $rn);
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}
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$length += strlen($rn);
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}
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} else {
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$header .= "Content-Transfer-Encoding: base64"
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. "$rn" . "$rn";
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if ($fp) fputs ($fp, $header);
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$length += strlen($header);
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while ($tmp = fread($file, 570)) {
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$encoded = chunk_split(base64_encode($tmp));
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$length += strlen($encoded);
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if ($fp) fputs ($fp, $encoded);
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}
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}
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fclose ($file);
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}
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}
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}
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return $length;
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}
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/* Delete files that are uploaded for attaching
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*/
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function deleteAttachments($session) {
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global $username, $attachments, $attachment_dir, $data_dir;
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$hashed_attachment_dir = getHashedDir($username, $attachment_dir);
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$rem_attachments = array();
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foreach ($attachments as $info) {
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if ($info['session'] == $session) {
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$attached_file = "$hashed_attachment_dir/$info[localfilename]";
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if (file_exists($attached_file)) {
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unlink($attached_file);
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}
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} else {
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$rem_attachments[] = $info;
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}
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}
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$attachments = $rem_attachments;
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setPref($data_dir, $username, 'attachments', serialize($attachments));
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}
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/* Return a nice MIME-boundary
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*/
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function mimeBoundary () {
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static $mimeBoundaryString;
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if ( !isset( $mimeBoundaryString ) ||
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$mimeBoundaryString == '') {
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$mimeBoundaryString = '----=_' . date( 'YmdHis' ) . '_' .
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mt_rand( 10000, 99999 );
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}
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return $mimeBoundaryString;
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}
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/* Time offset for correct timezone */
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function timezone () {
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global $invert_time;
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$diff_second = date('Z');
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if ($invert_time) {
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$diff_second = - $diff_second;
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}
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if ($diff_second > 0) {
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$sign = '+';
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}
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else {
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$sign = '-';
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}
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$diff_second = abs($diff_second);
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$diff_hour = floor ($diff_second / 3600);
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$diff_minute = floor (($diff_second-3600*$diff_hour) / 60);
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$zonename = '('.strftime('%Z').')';
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$result = sprintf ("%s%02d%02d %s", $sign, $diff_hour, $diff_minute,
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$zonename);
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return ($result);
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}
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/* Print all the needed RFC822 headers */
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function write822Header ($fp, $t, $c, $b, $subject, $body, $more_headers, $session, $rn="\r\n") {
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global $data_dir, $username, $popuser, $domain, $version, $useSendmail,
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$default_charset, $identity, $_SERVER;
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/* Storing the header to make sure the header is the same
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* everytime the header is printed.
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*/
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/* get those globals */
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$REMOTE_ADDR = $_SERVER['REMOTE_ADDR'];
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$SERVER_NAME = $_SERVER['SERVER_NAME'];
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$REMOTE_PORT = $_SERVER['REMOTE_PORT'];
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if(isset($_SERVER['REMOTE_HOST'])) {
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$REMOTE_HOST = $_SERVER['REMOTE_HOST'];
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}
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if(isset($_SERVER['HTTP_VIA'])) {
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$HTTP_VIA = $_SERVER['HTTP_VIA'];
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}
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if(isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
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$HTTP_X_FORWARDED_FOR = $_SERVER['HTTP_X_FORWARDED_FOR'];
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}
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static $header, $headerlength, $headerrn;
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if ($header == '') {
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$headerrn = $rn;
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$to = expandAddrs(parseAddrs($t));
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$cc = expandAddrs(parseAddrs($c));
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$bcc = expandAddrs(parseAddrs($b));
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if (isset($identity) && $identity != 'default') {
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$reply_to = getPref($data_dir, $username, 'reply_to' . $identity);
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$from = getPref($data_dir, $username, 'full_name' . $identity);
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$from_addr = getFrom();
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} else {
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$reply_to = getPref($data_dir, $username, 'reply_to');
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$from = getPref($data_dir, $username, 'full_name');
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$from_addr = getFrom();
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}
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$to_list = getLineOfAddrs($to);
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$cc_list = getLineOfAddrs($cc);
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$bcc_list = getLineOfAddrs($bcc);
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/* Encoding 8-bit characters and making from line */
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$subject = encodeHeader($subject);
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if ($from == '') {
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$from = "<$from_addr>";
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}
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else {
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$from = '"' . encodeHeader($from) . "\" <$from_addr>";
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}
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/* This creates an RFC 822 date */
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$date = date("D, j M Y H:i:s ", mktime()) . timezone();
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/* Create a message-id */
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$message_id = '<' . $REMOTE_PORT . '.' . $REMOTE_ADDR . '.';
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$message_id .= time() . '.squirrel@' . $SERVER_NAME .'>';
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/* Make an RFC822 Received: line */
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if (isset($REMOTE_HOST)) {
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$received_from = "$REMOTE_HOST ([$REMOTE_ADDR])";
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}
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else {
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$received_from = $REMOTE_ADDR;
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}
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if (isset($HTTP_VIA) || isset ($HTTP_X_FORWARDED_FOR)) {
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if ($HTTP_X_FORWARDED_FOR == '') {
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$HTTP_X_FORWARDED_FOR = 'unknown';
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}
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$received_from .= " (proxying for $HTTP_X_FORWARDED_FOR)";
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}
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$header = "Received: from $received_from" . $rn;
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$header .= " (SquirrelMail authenticated user $username)" . $rn;
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$header .= " by $SERVER_NAME with HTTP;" . $rn;
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$header .= " $date" . $rn;
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/* Insert the rest of the header fields */
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$header .= "Message-ID: $message_id" . $rn;
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$header .= "Date: $date" . $rn;
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$header .= "Subject: $subject" . $rn;
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$header .= "From: $from" . $rn;
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$header .= "To: $to_list" . $rn; // Who it's TO
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if (isset($more_headers["Content-Type"])) {
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$contentType = $more_headers["Content-Type"];
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unset($more_headers["Content-Type"]);
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}
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else {
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if (isMultipart($session)) {
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$contentType = "multipart/mixed;";
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}
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else {
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if ($default_charset != '') {
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$contentType = 'text/plain; charset='.$default_charset;
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}
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else {
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$contentType = 'text/plain;';
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}
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}
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}
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/* Insert headers from the $more_headers array */
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if(is_array($more_headers)) {
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reset($more_headers);
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while(list($h_name, $h_val) = each($more_headers)) {
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if ($h_name == 'References') {
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$h_val = str_replace(' ', "$rn ", $h_val);
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}
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$header .= sprintf("%s: %s%s", $h_name, $h_val, $rn);
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}
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}
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if ($cc_list) {
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$header .= "Cc: $cc_list" . $rn; // Who the CCs are
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}
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if ($reply_to != '') {
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$header .= "Reply-To: $reply_to" . $rn;
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}
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if ($useSendmail) {
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if ($bcc_list) {
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// BCCs is removed from header by sendmail
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$header .= "Bcc: $bcc_list" . $rn;
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}
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}
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/* Identify SquirrelMail */
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$header .= "X-Mailer: SquirrelMail (version $version)" . $rn;
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/* Do the MIME-stuff */
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$header .= "MIME-Version: 1.0" . $rn;
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if (isMultipart($session)) {
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$header .= 'Content-Type: '.$contentType.' boundary="';
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$header .= mimeBoundary();
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$header .= "\"$rn";
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} else {
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if (strtolower($default_charset) == 'iso-2022-jp') {
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if (mb_detect_encoding($body) == 'ASCII') {
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$header .= 'Content-Type: text/plain; US-ASCII' . $rn;
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$header .= "Content-Transfer-Encoding: 8bit" . $rn;
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} else {
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$header .= 'Content-Type: '.$contentType . $rn;
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$header .= "Content-Transfer-Encoding: 7bit" . $rn;
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}
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} else {
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$header .= 'Content-Type: ' . $contentType . $rn;
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$header .= "Content-Transfer-Encoding: 8bit" . $rn;
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}
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}
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$header .= $rn; // One blank line to separate header and body
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$headerlength = strlen($header);
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}
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if ($headerrn != $rn) {
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$header = str_replace($headerrn, $rn, $header);
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$headerlength = strlen($header);
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$headerrn = $rn;
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}
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/* Write the header */
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if ($fp) fputs ($fp, $header);
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return $headerlength;
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}
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/* Send the body
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*/
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function writeBody ($fp, $passedBody, $session, $rn="\r\n", $checkdot = false) {
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global $default_charset;
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$attachmentlength = 0;
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if (isMultipart($session)) {
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$body = '--'.mimeBoundary() . $rn;
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if ($default_charset != "") {
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$body .= "Content-Type: text/plain; charset=$default_charset".$rn;
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}
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else {
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$body .= "Content-Type: text/plain" . $rn;
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}
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if (strtolower($default_charset) == 'iso-2022-jp') {
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if (mb_detect_encoding($passedBody) == 'ASCII') {
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$body .= "Content-Transfer-Encoding: 8bit" . $rn . $rn .
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$passedBody . $rn . $rn;
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} else {
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$body .= "Content-Transfer-Encoding: 7bit\r\n\r\n" .
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mb_convert_encoding($passedBody, 'JIS') . "\r\n\r\n";
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}
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} else {
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$body .= "Content-Transfer-Encoding: 8bit" . $rn . $rn .
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$passedBody . $rn . $rn;
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}
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if ($fp) {
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fputs ($fp, $body);
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}
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|
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$attachmentlength = attachFiles($fp, $session, $rn, $checkdot);
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|
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if (!isset($postbody)) {
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$postbody = "";
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}
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$postbody .= $rn . "--" . mimeBoundary() . "--" . $rn . $rn;
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if ($fp) fputs ($fp, $postbody);
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} else {
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if (strtolower($default_charset) == 'iso-2022-jp') {
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$body = mb_convert_encoding($passedBody, 'JIS') . $rn;
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} else {
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$body = $passedBody . $rn;
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}
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if ($fp) {
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fputs ($fp, $body);
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}
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$postbody = $rn;
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if ($fp) {
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fputs ($fp, $postbody);
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}
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}
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return (strlen($body) + strlen($postbody) + $attachmentlength);
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}
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|
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/* Send mail using the sendmail command
|
|
*/
|
|
function sendSendmail($t, $c, $b, $subject, $body, $more_headers, $session) {
|
|
global $sendmail_path, $popuser, $username, $domain;
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|
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/* Build envelope sender address. Make sure it doesn't contain
|
|
* spaces or other "weird" chars that would allow a user to
|
|
* exploit the shell/pipe it is used in.
|
|
*/
|
|
$envelopefrom = getFrom();
|
|
$envelopefrom = ereg_replace("[[:blank:]]",'', $envelopefrom);
|
|
$envelopefrom = ereg_replace("[[:space:]]",'', $envelopefrom);
|
|
$envelopefrom = ereg_replace("[[:cntrl:]]",'', $envelopefrom);
|
|
|
|
/**
|
|
* open pipe to sendmail or qmail-inject
|
|
* (qmail-inject doesn't accept -t param)
|
|
*/
|
|
if (strstr($sendmail_path, "qmail-inject")) {
|
|
$fp = popen (escapeshellcmd("$sendmail_path -f$envelopefrom"), "w");
|
|
} else {
|
|
$fp = popen (escapeshellcmd("$sendmail_path -t -f$envelopefrom"), "w");
|
|
}
|
|
|
|
$headerlength = write822Header ($fp, $t, $c, $b, $subject, $body,
|
|
$more_headers, $session, "\n");
|
|
$bodylength = writeBody($fp, $body, $session, "\n", true);
|
|
|
|
pclose($fp);
|
|
|
|
return ($headerlength + $bodylength);
|
|
}
|
|
|
|
function smtpReadData($smtpConnection) {
|
|
$read = fgets($smtpConnection, 1024);
|
|
$counter = 0;
|
|
while ($read) {
|
|
echo $read . '<BR>';
|
|
$data[$counter] = $read;
|
|
$read = fgets($smtpConnection, 1024);
|
|
$counter++;
|
|
}
|
|
}
|
|
|
|
function sendSMTP($t, $c, $b, $subject, $body, $more_headers, $session) {
|
|
global $username, $popuser, $domain, $version, $smtpServerAddress,
|
|
$smtpPort, $data_dir, $color, $use_authenticated_smtp, $identity,
|
|
$key, $onetimepad;
|
|
|
|
$to = expandRcptAddrs(parseAddrs($t));
|
|
$cc = expandRcptAddrs(parseAddrs($c));
|
|
$bcc = expandRcptAddrs(parseAddrs($b));
|
|
if (isset($identity) && $identity != 'default') {
|
|
$from_addr = getPref($data_dir, $username,
|
|
'email_address' . $identity);
|
|
}
|
|
else {
|
|
$from_addr = getPref($data_dir, $username, 'email_address');
|
|
}
|
|
|
|
if (!$from_addr) {
|
|
$from_addr = "$popuser@$domain";
|
|
}
|
|
|
|
/* POP3 BEFORE SMTP CODE HERE */
|
|
global $pop_before_smtp;
|
|
if (isset($pop_before_smtp) && $pop_before_smtp === true) {
|
|
if (!isset($pop_port)) {
|
|
$pop_port = 110;
|
|
}
|
|
if (!isset($pop_server)) {
|
|
$pop_server = $smtpServerAddress; /* usually the same host! */
|
|
}
|
|
$popConnection = fsockopen($pop_server, $pop_port, $err_no, $err_str);
|
|
if (!$popConnection) {
|
|
error_log("Error connecting to POP Server ($pop_server:$pop_port)"
|
|
. " $err_no : $err_str");
|
|
} else {
|
|
$tmp = fgets($popConnection, 1024); /* banner */
|
|
if (!eregi("^\+OK", $tmp, $regs)) {
|
|
return(0);
|
|
}
|
|
fputs($popConnection, "USER $username\r\n");
|
|
$tmp = fgets($popConnection, 1024);
|
|
if (!eregi("^\+OK", $tmp, $regs)) {
|
|
return(0);
|
|
}
|
|
fputs($popConnection, 'PASS ' . OneTimePadDecrypt($key, $onetimepad) . "\r\n");
|
|
$tmp = fgets($popConnection, 1024);
|
|
if (!eregi("^\+OK", $tmp, $regs)) {
|
|
return(0);
|
|
}
|
|
fputs($popConnection, "QUIT\r\n"); /* log off */
|
|
fclose($popConnection);
|
|
}
|
|
}
|
|
|
|
$smtpConnection = fsockopen($smtpServerAddress, $smtpPort,
|
|
$errorNumber, $errorString);
|
|
if (!$smtpConnection) {
|
|
echo 'Error connecting to SMTP Server.<br>';
|
|
echo "$errorNumber : $errorString<br>";
|
|
exit;
|
|
}
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
|
|
$to_list = getLineOfAddrs($to);
|
|
$cc_list = getLineOfAddrs($cc);
|
|
|
|
/* Lets introduce ourselves */
|
|
if (! isset ($use_authenticated_smtp)
|
|
|| $use_authenticated_smtp == false) {
|
|
fputs($smtpConnection, "HELO $domain\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) return(0);
|
|
} else {
|
|
fputs($smtpConnection, "EHLO $domain\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) return(0);
|
|
|
|
fputs($smtpConnection, "AUTH LOGIN\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
|
|
fputs($smtpConnection, base64_encode ($username) . "\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
|
|
fputs($smtpConnection, base64_encode
|
|
(OneTimePadDecrypt($key, $onetimepad)) . "\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
}
|
|
|
|
/* Ok, who is sending the message? */
|
|
fputs($smtpConnection, "MAIL FROM: <$from_addr>\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
|
|
/* send who the recipients are */
|
|
for ($i = 0; $i < count($to); $i++) {
|
|
fputs($smtpConnection, "RCPT TO: $to[$i]\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
}
|
|
for ($i = 0; $i < count($cc); $i++) {
|
|
fputs($smtpConnection, "RCPT TO: $cc[$i]\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
}
|
|
for ($i = 0; $i < count($bcc); $i++) {
|
|
fputs($smtpConnection, "RCPT TO: $bcc[$i]\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
}
|
|
|
|
/* Lets start sending the actual message */
|
|
fputs($smtpConnection, "DATA\r\n");
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
if (errorCheck($tmp, $smtpConnection)!=5) {
|
|
return(0);
|
|
}
|
|
|
|
/* Send the message */
|
|
$headerlength = write822Header ($smtpConnection, $t, $c, $b,
|
|
$subject, $body, $more_headers, $session);
|
|
$bodylength = writeBody($smtpConnection, $body, $session,"\r\n", true);
|
|
|
|
fputs($smtpConnection, ".\r\n"); /* end the DATA part */
|
|
$tmp = fgets($smtpConnection, 1024);
|
|
$num = errorCheck($tmp, $smtpConnection, true);
|
|
if ($num != 250) {
|
|
return(0);
|
|
}
|
|
|
|
fputs($smtpConnection, "QUIT\r\n"); /* log off */
|
|
|
|
fclose($smtpConnection);
|
|
|
|
return ($headerlength + $bodylength);
|
|
}
|
|
|
|
|
|
function errorCheck($line, $smtpConnection, $verbose = false) {
|
|
global $color, $compose_new_win;
|
|
|
|
/* Read new lines on a multiline response */
|
|
$lines = $line;
|
|
while(ereg("^[0-9]+-", $line)) {
|
|
$line = fgets($smtpConnection, 1024);
|
|
$lines .= $line;
|
|
}
|
|
|
|
/* Status: 0 = fatal
|
|
* 5 = ok
|
|
*/
|
|
$err_num = substr($line, 0, strpos($line, " "));
|
|
switch ($err_num) {
|
|
case 500: $message = 'Syntax error; command not recognized';
|
|
$status = 0;
|
|
break;
|
|
case 501: $message = 'Syntax error in parameters or arguments';
|
|
$status = 0;
|
|
break;
|
|
case 502: $message = 'Command not implemented';
|
|
$status = 0;
|
|
break;
|
|
case 503: $message = 'Bad sequence of commands';
|
|
$status = 0;
|
|
break;
|
|
case 504: $message = 'Command parameter not implemented';
|
|
$status = 0;
|
|
break;
|
|
|
|
case 211: $message = 'System status, or system help reply';
|
|
$status = 5;
|
|
break;
|
|
case 214: $message = 'Help message';
|
|
$status = 5;
|
|
break;
|
|
|
|
case 220: $message = 'Service ready';
|
|
$status = 5;
|
|
break;
|
|
case 221: $message = 'Service closing transmission channel';
|
|
$status = 5;
|
|
break;
|
|
|
|
case 421: $message = 'Service not available, closing chanel';
|
|
$status = 0;
|
|
break;
|
|
|
|
case 235: return(5);
|
|
break;
|
|
case 250: $message = 'Requested mail action okay, completed';
|
|
$status = 5;
|
|
break;
|
|
case 251: $message = 'User not local; will forward';
|
|
$status = 5;
|
|
break;
|
|
case 334: return(5); break;
|
|
case 450: $message = 'Requested mail action not taken: mailbox unavailable';
|
|
$status = 0;
|
|
break;
|
|
case 550: $message = 'Requested action not taken: mailbox unavailable';
|
|
$status = 0;
|
|
break;
|
|
case 451: $message = 'Requested action aborted: error in processing';
|
|
$status = 0;
|
|
break;
|
|
case 551: $message = 'User not local; please try forwarding';
|
|
$status = 0;
|
|
break;
|
|
case 452: $message = 'Requested action not taken: insufficient system storage';
|
|
$status = 0;
|
|
break;
|
|
case 552: $message = 'Requested mail action aborted: exceeding storage allocation';
|
|
$status = 0;
|
|
break;
|
|
case 553: $message = 'Requested action not taken: mailbox name not allowed';
|
|
$status = 0;
|
|
break;
|
|
case 354: $message = 'Start mail input; end with .';
|
|
$status = 5;
|
|
break;
|
|
case 554: $message = 'Transaction failed';
|
|
$status = 0;
|
|
break;
|
|
default: $message = 'Unknown response: '. nl2br(htmlspecialchars($lines));
|
|
$status = 0;
|
|
$error_num = '001';
|
|
break;
|
|
}
|
|
|
|
if ($status == 0) {
|
|
include_once(SM_PATH . 'functions/page_header.php');
|
|
if ($compose_new_win == '1') {
|
|
compose_Header($color, 'None');
|
|
}
|
|
else {
|
|
displayPageHeader($color, 'None');
|
|
}
|
|
include_once(SM_PATH . 'functions/display_messages.php');
|
|
$lines = nl2br(htmlspecialchars($lines));
|
|
$msg = $message . "<br>\nServer replied: $lines";
|
|
plain_error_message($msg, $color);
|
|
}
|
|
if (! $verbose) return $status;
|
|
return $err_num;
|
|
}
|
|
|
|
/* create new reference header per rfc2822 */
|
|
|
|
function calculate_references($refs, $inreplyto, $old_reply_to) {
|
|
|
|
$refer = "";
|
|
for ($i=1;$i<count($refs[0]);$i++) {
|
|
if (!empty($refs[0][$i])) {
|
|
if (preg_match("/^References:(.+)$/UAi", $refs[0][$i], $regs)) {
|
|
$refer = trim($regs[1]);
|
|
}
|
|
else {
|
|
$refer .= ' ' . trim($refs[0][$i]);
|
|
}
|
|
}
|
|
}
|
|
$refer_a = explode(' ', $refer);
|
|
$refer = '';
|
|
foreach ($refer_a as $ref) {
|
|
$ref = trim($ref);
|
|
if ($ref && $ref{0} == '<' && $ref{(strlen($ref)-1)} == '>') {
|
|
$refer .= $ref . ' ';
|
|
}
|
|
}
|
|
$refer = trim($refer);
|
|
if (strlen($refer) > 2) {
|
|
$refer .= ' ' . $inreplyto;
|
|
}
|
|
else {
|
|
if (!empty($old_reply_to)) {
|
|
$refer .= $old_reply_to . ' ' . $inreplyto;
|
|
}
|
|
else {
|
|
$refer .= $inreplyto;
|
|
}
|
|
}
|
|
trim($refer);
|
|
return $refer;
|
|
}
|
|
|
|
function sendMessage($t, $c, $b, $subject, $body, $reply_id, $MDN,
|
|
$prio = 3, $session) {
|
|
global $useSendmail, $msg_id, $is_reply, $mailbox, $onetimepad,
|
|
$data_dir, $username, $domain, $key, $version, $sent_folder,
|
|
$imapServerAddress, $imapPort, $default_use_priority, $more_headers,
|
|
$request_mdn, $request_dr, $uid_support;
|
|
|
|
$more_headers = Array();
|
|
|
|
do_hook('smtp_send');
|
|
|
|
$imap_stream = sqimap_login($username, $key, $imapServerAddress,
|
|
$imapPort, 1);
|
|
|
|
if (isset($reply_id) && $reply_id) {
|
|
sqimap_mailbox_select ($imap_stream, $mailbox);
|
|
sqimap_messages_flag ($imap_stream, $reply_id, $reply_id, 'Answered', true);
|
|
|
|
/* Insert In-Reply-To and References headers if the
|
|
* message-id of the message we reply to is set (longer than "<>")
|
|
* The References header should really be the old Referenced header
|
|
* with the message ID appended, and now it is (jmunro)
|
|
*/
|
|
$sid = sqimap_session_id($uid_support);
|
|
$query = "$sid FETCH $reply_id (BODY.PEEK[HEADER.FIELDS (Message-Id In-Reply-To)])\r\n";
|
|
fputs ($imap_stream, $query);
|
|
$read = sqimap_read_data($imap_stream, $sid, true, $response, $message);
|
|
$message_id = '';
|
|
$in_reply_to = '';
|
|
|
|
foreach ($read as $r) {
|
|
if (preg_match("/^message-id:(.*)/iA", $r, $regs)) {
|
|
$message_id = trim($regs[1]);
|
|
}
|
|
if (preg_match("/^in-reply-to:(.*)/iA", $r, $regs)) {
|
|
$in_reply_to = trim($regs[1]);
|
|
}
|
|
}
|
|
|
|
if(strlen($message_id) > 2) {
|
|
$refs = get_reference_header ($imap_stream, $reply_id);
|
|
$inreplyto = $message_id;
|
|
$old_reply_to = $in_reply_to;
|
|
$refer = calculate_references ($refs, $inreplyto, $old_reply_to);
|
|
$more_headers['In-Reply-To'] = $inreplyto;
|
|
$more_headers['References'] = $refer;
|
|
}
|
|
|
|
}
|
|
if ($default_use_priority) {
|
|
$more_headers = array_merge($more_headers, createPriorityHeaders($prio));
|
|
}
|
|
|
|
$requestRecipt = 0;
|
|
if (isset($request_dr)) {
|
|
$requestRecipt += 1;
|
|
}
|
|
if (isset($request_mdn)) {
|
|
$requestRecipt += 2;
|
|
}
|
|
if ( $requestRecipt > 0) {
|
|
$more_headers = array_merge($more_headers, createReceiptHeaders($requestRecipt));
|
|
}
|
|
if ($MDN) {
|
|
$more_headers["Content-Type"] = "multipart/report; ".
|
|
"report-type=disposition-notification;";
|
|
}
|
|
$imap_body = $body;
|
|
if ($useSendmail) {
|
|
/* In order to remove the problem of users not able to create
|
|
* messages with "." on a blank line, RFC821 has made provision
|
|
* in section 4.5.2 (Transparency).
|
|
*/
|
|
if (($body && $body{0} == '.')) {
|
|
$body = '.' . $body;
|
|
}
|
|
$body = str_replace("\n.","\n..",$body);
|
|
$length = sendSendmail($t, $c, $b, $subject, $body, $more_headers,
|
|
$session);
|
|
} else {
|
|
/* In order to remove the problem of users not able to create
|
|
* messages with "." on a blank line, RFC821 has made provision
|
|
* in section 4.5.2 (Transparency).
|
|
*/
|
|
if (($body && $body{0} == '.')) {
|
|
$body = '.' . $body;
|
|
}
|
|
$body = str_replace("\n.","\n..",$body);
|
|
$length = sendSMTP($t, $c, $b, $subject, $body, $more_headers,
|
|
$session);
|
|
}
|
|
if (sqimap_mailbox_exists ($imap_stream, $sent_folder)) {
|
|
$body = $imap_body;
|
|
$body = ereg_replace("\n", "\r\n", $body);
|
|
$headerlength = write822Header (false, $t, $c, $b, $subject, $body, $more_headers, $session, "\r\n");
|
|
$bodylength = writeBody(false, $body, $session, "\r\n");
|
|
$length = $headerlength + $bodylength;
|
|
sqimap_append ($imap_stream, $sent_folder, $length);
|
|
write822Header ($imap_stream, $t, $c, $b, $subject, $body, $more_headers,
|
|
$session);
|
|
writeBody ($imap_stream, $body, $session);
|
|
sqimap_append_done ($imap_stream);
|
|
}
|
|
sqimap_logout($imap_stream);
|
|
/* Delete the files uploaded for attaching (if any).
|
|
* only if $length != 0 (if there was no error)
|
|
*/
|
|
if ($length) {
|
|
ClearAttachments($session);
|
|
}
|
|
return $length;
|
|
}
|
|
|
|
function createPriorityHeaders($prio) {
|
|
$prio_headers = Array();
|
|
$prio_headers['X-Priority'] = $prio;
|
|
|
|
switch($prio) {
|
|
case 1:
|
|
$prio_headers['Importance'] = 'High';
|
|
break;
|
|
|
|
case 3:
|
|
$prio_headers['Importance'] = 'Normal';
|
|
break;
|
|
|
|
case 5:
|
|
$prio_headers['Importance'] = 'Low';
|
|
break;
|
|
}
|
|
return $prio_headers;
|
|
}
|
|
|
|
function createReceiptHeaders($receipt) {
|
|
|
|
GLOBAL $data_dir, $username, $identity, $popuser, $domain;
|
|
|
|
$receipt_headers = Array();
|
|
if (isset($identity) && $identity != 'default') {
|
|
$from = getPref($data_dir, $username, 'full_name' . $identity);
|
|
$from_addr = getPref($data_dir, $username, 'email_address' . $identity);
|
|
} else {
|
|
$from = getPref($data_dir, $username, 'full_name');
|
|
$from_addr = getPref($data_dir, $username, 'email_address');
|
|
}
|
|
if ($from_addr == '') {
|
|
$from_addr = $popuser.'@'.$domain;
|
|
}
|
|
|
|
if ($from == '') {
|
|
$from = "<$from_addr>";
|
|
}
|
|
else {
|
|
$from = '"' . encodeHeader($from) . "\" <$from_addr>";
|
|
}
|
|
|
|
/* On Delivery */
|
|
if ( $receipt == 1
|
|
|| $receipt == 3 ) {
|
|
$receipt_headers["Return-Receipt-To"] = $from;
|
|
}
|
|
/* On Read */
|
|
if ($receipt == 2
|
|
|| $receipt == 3 ) {
|
|
/* Pegasus Mail */
|
|
$receipt_headers["X-Confirm-Reading-To"] = $from;
|
|
/* RFC 2298 */
|
|
$receipt_headers["Disposition-Notification-To"] = $from;
|
|
}
|
|
return $receipt_headers;
|
|
}
|
|
|
|
/* Figure out what the 'From:' address is
|
|
*/
|
|
|
|
function getFrom() {
|
|
global $username, $popuser, $domain, $data_dir, $identity;
|
|
if (isset($identity) && $identity != 'default') {
|
|
$from_addr = getPref($data_dir, $username,
|
|
'email_address' . $identity);
|
|
}
|
|
else {
|
|
$from_addr = getPref($data_dir, $username, 'email_address');
|
|
}
|
|
|
|
if (!$from_addr) {
|
|
$from_addr = "$popuser@$domain";
|
|
}
|
|
return $from_addr;
|
|
}
|
|
|
|
|
|
?>
|