-<?php
-
-/**
- * smtp.php
- *
- * Copyright (c) 1999-2002 The SquirrelMail Project Team
- * Licensed under the GNU GPL. For full terms see the file COPYING.
- *
- * This contains all the functions needed to send messages through
- * an smtp server or sendmail.
- *
- * $Id$
- */
-
-require_once(SM_PATH . 'functions/addressbook.php');
-require_once(SM_PATH . 'functions/plugin.php');
-require_once(SM_PATH . 'functions/prefs.php');
-
-global $username, $popuser, $domain;
-
-/* This should most probably go to some initialization... */
-if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) {
- $popuser = $usernamedata[1];
- $domain = $usernamedata[2];
- unset($usernamedata);
-} else {
- $popuser = $username;
-}
-/* We need domain for smtp */
-if (!$domain) {
- $domain = getenv('HOSTNAME');
-}
-
-/* Returns true only if this message is multipart */
-function isMultipart ($session) {
- global $attachments;
-
- foreach ($attachments as $info) {
- if ($info['session'] == $session) {
- return true;
- }
- }
- return false;
-}
-
-/* looks up aliases in the addressbook and expands them to
- * the full address.
- *
- * Adds @$domain if it wasn't in the address book and if it
- * doesn't have an @ symbol in it
- */
-function expandAddrs ($array) {
- global $domain;
-
- /* don't show errors -- kinda critical that we don't see
- * them here since the redirect won't work if we do show them
- */
- $abook = addressbook_init(false, true);
- for ($i=0; $i < count($array); $i++) {
- $result = $abook->lookup($array[$i]);
- $ret = "";
- if (isset($result['email'])) {
- if (isset($result['name'])) {
- $ret = '"'.$result['name'].'" ';
- }
- $ret .= '<'.$result['email'].'>';
- $array[$i] = $ret;
- }
- else
- {
- if (strpos($array[$i], '@') === false) {
- $array[$i] .= '@' . $domain;
- }
- $array[$i] = '<' . $array[$i] . '>';
- }
- }
- return $array;
-}
-
-/* looks up aliases in the addressbook and expands them to
- * the RFC 821 valid RCPT address. ie <user@example.com>
- * Adds @$domain if it wasn't in the address book and if it
- * doesn't have an @ symbol in it
- */
-function expandRcptAddrs ($array) {
- global $domain;
-
- /* don't show errors -- kinda critical that we don't see
- * them here since the redirect won't work if we do show them
- */
- $abook = addressbook_init(false, true);
- for ($i=0; $i < count($array); $i++) {
- $result = $abook->lookup($array[$i]);
- $ret = "";
- if (isset($result['email'])) {
- $ret = '<'.$result['email'].'>';
- $array[$i] = $ret;
- }
- else {
- if (strpos($array[$i], '@') === false) {
- $array[$i] .= '@' . $domain;
- }
- $array[$i] = '<' . $array[$i] . '>';
- }
- }
- return $array;
-}
-
-
-/* Attach the files that are due to be attached
- */
-function attachFiles ($fp, $session, $rn="\r\n", $checkdot = false) {
- global $attachments, $attachment_dir, $username, $languages, $squirrelmail_language;
-
- $length = 0;
-
- $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
- if (isMultipart($session)) {
- foreach ($attachments as $info) {
- if ($info['session'] == $session) {
- if (isset($info['type'])) {
- $filetype = $info['type'];
- }
- else {
- $filetype = 'application/octet-stream';
- }
-
- $header = '--' . mimeBoundary() . "$rn";
- if ( isset($info['remotefilename'])
- && $info['remotefilename'] != '') {
- $remotefilename = $info['remotefilename'];
- if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
- function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
- $remotefilename =
- $languages[$squirrelmail_language]['XTRA_CODE']('encode', $remotefilename);
- }
- $header .= "Content-Type: $filetype; name=\"" .
- encodeHeader($remotefilename) . "\"$rn";
- $header .= "Content-Disposition: attachment; filename=\""
- . encodeHeader($remotefilename) . "\"$rn";
- } else {
- $header .= "Content-Type: $filetype$rn";
- }
-
-
- /* Use 'rb' for NT systems -- read binary
- * Unix doesn't care -- everything's binary! :-)
- */
-
- $filename = $hashed_attachment_dir . '/'
- . $info['localfilename'];
- $file = fopen ($filename, 'rb');
- if (substr($filetype, 0, 5) == 'text/' ||
- substr($filetype, 0, 8) == 'message/' ) {
- $header .= $rn;
- if ($fp) {
- fputs ($fp, $header);
- }
- $length += strlen($header);
-
- if ($checkdot) {
- $checkdot_begin=true;
- } else {
- $checkdot_begin=false;
- }
-
- while ($tmp = fgets($file, 4096)) {
- $tmp = str_replace("\r\n", "\n", $tmp);
- $tmp = str_replace("\r", "\n", $tmp);
- if ($rn == "\r\n"){
- $tmp = str_replace("\n", "\r\n", $tmp);
- }
- if ($tmp{0} == '.' && $checkdot_begin) {
- $tmp = '.' . $tmp;
- }
- if ($checkdot) {
- $tmp = str_replace("\n.","\n..",$tmp);
- }
-
- $tmp_length = strlen($tmp);
- if ($tmp_length && $tmp{$tmp_length-1} == "\n" && $checkdot) {
- $checkdot_begin = true;
- } else {
- $checkdot_begin = false;
- }
-
-
- if ($fp) {
- fputs($fp, $tmp);
- }
- $length += $tmp_length;
- }
- if (substr($tmp, $tmp_length - strlen($rn), strlen($rn)) != $rn) {
- if ($fp) {
- fputs($fp, $rn);
- }
- $length += strlen($rn);
- }
-
-
- } else {
- $header .= "Content-Transfer-Encoding: base64"
- . "$rn" . "$rn";
- if ($fp) fputs ($fp, $header);
- $length += strlen($header);
- while ($tmp = fread($file, 570)) {
- $encoded = chunk_split(base64_encode($tmp));
- $length += strlen($encoded);
- if ($fp) fputs ($fp, $encoded);
- }
- }
- fclose ($file);
- }
- }
- }
- return $length;
-}
-
-/* Delete files that are uploaded for attaching
- */
-function deleteAttachments($session) {
- global $username, $attachments, $attachment_dir, $data_dir;
- $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
-
- $rem_attachments = array();
- foreach ($attachments as $info) {
- if ($info['session'] == $session) {
- $attached_file = "$hashed_attachment_dir/$info[localfilename]";
- if (file_exists($attached_file)) {
- unlink($attached_file);
- }
- } else {
- $rem_attachments[] = $info;
- }
- }
- $attachments = $rem_attachments;
- setPref($data_dir, $username, 'attachments', serialize($attachments));
-}
-
-/* Return a nice MIME-boundary
- */
-function mimeBoundary () {
- static $mimeBoundaryString;
-
- if ( !isset( $mimeBoundaryString ) ||
- $mimeBoundaryString == '') {
- $mimeBoundaryString = '----=_' . date( 'YmdHis' ) . '_' .
- mt_rand( 10000, 99999 );
- }
-
- return $mimeBoundaryString;
-}
-
-/* Time offset for correct timezone */
-function timezone () {
- global $invert_time;
-
- $diff_second = date('Z');
- if ($invert_time) {
- $diff_second = - $diff_second;
- }
- if ($diff_second > 0) {
- $sign = '+';
- }
- else {
- $sign = '-';
- }
-
- $diff_second = abs($diff_second);
-
- $diff_hour = floor ($diff_second / 3600);
- $diff_minute = floor (($diff_second-3600*$diff_hour) / 60);
-
- $zonename = '('.strftime('%Z').')';
- $result = sprintf ("%s%02d%02d %s", $sign, $diff_hour, $diff_minute,
- $zonename);
- return ($result);
-}
-
-/* Print all the needed RFC822 headers */
-function write822Header ($fp, $t, $c, $b, $subject, $body, $more_headers, $session, $rn="\r\n") {
- global $data_dir, $username, $popuser, $domain, $version, $useSendmail,
- $default_charset, $identity, $_SERVER;
-
- /* Storing the header to make sure the header is the same
- * everytime the header is printed.
- */
-
- /* get those globals */
- $REMOTE_ADDR = $_SERVER['REMOTE_ADDR'];
- $SERVER_NAME = $_SERVER['SERVER_NAME'];
- $REMOTE_PORT = $_SERVER['REMOTE_PORT'];
-
- if(isset($_SERVER['REMOTE_HOST'])) {
- $REMOTE_HOST = $_SERVER['REMOTE_HOST'];
- }
- if(isset($_SERVER['HTTP_VIA'])) {
- $HTTP_VIA = $_SERVER['HTTP_VIA'];
- }
- if(isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
- $HTTP_X_FORWARDED_FOR = $_SERVER['HTTP_X_FORWARDED_FOR'];
- }
-
- static $header, $headerlength, $headerrn;
-
- if ($header == '') {
- $headerrn = $rn;
- $to = expandAddrs(parseAddrs($t));
- $cc = expandAddrs(parseAddrs($c));
- $bcc = expandAddrs(parseAddrs($b));
- if (isset($identity) && $identity != 'default') {
- $reply_to = getPref($data_dir, $username, 'reply_to' . $identity);
- $from = getPref($data_dir, $username, 'full_name' . $identity);
- $from_addr = getFrom();
- } else {
- $reply_to = getPref($data_dir, $username, 'reply_to');
- $from = getPref($data_dir, $username, 'full_name');
- $from_addr = getFrom();
- }
-
- $to_list = getLineOfAddrs($to);
- $cc_list = getLineOfAddrs($cc);
- $bcc_list = getLineOfAddrs($bcc);
-
- /* Encoding 8-bit characters and making from line */
- $subject = encodeHeader($subject);
- if ($from == '') {
- $from = "<$from_addr>";
- }
- else {
- $from = '"' . encodeHeader($from) . "\" <$from_addr>";
- }
-
- /* This creates an RFC 822 date */
- $date = date("D, j M Y H:i:s ", mktime()) . timezone();
-
- /* Create a message-id */
- $message_id = '<' . $REMOTE_PORT . '.' . $REMOTE_ADDR . '.';
- $message_id .= time() . '.squirrel@' . $SERVER_NAME .'>';
-
- /* Make an RFC822 Received: line */
- if (isset($REMOTE_HOST)) {
- $received_from = "$REMOTE_HOST ([$REMOTE_ADDR])";
- }
- else {
- $received_from = $REMOTE_ADDR;
- }
-
- if (isset($HTTP_VIA) || isset ($HTTP_X_FORWARDED_FOR)) {
- if ($HTTP_X_FORWARDED_FOR == '') {
- $HTTP_X_FORWARDED_FOR = 'unknown';
- }
- $received_from .= " (proxying for $HTTP_X_FORWARDED_FOR)";
- }
-
- $header = "Received: from $received_from" . $rn;
- $header .= " (SquirrelMail authenticated user $username)" . $rn;
- $header .= " by $SERVER_NAME with HTTP;" . $rn;
- $header .= " $date" . $rn;
-
- /* Insert the rest of the header fields */
- $header .= "Message-ID: $message_id" . $rn;
- $header .= "Date: $date" . $rn;
- $header .= "Subject: $subject" . $rn;
- $header .= "From: $from" . $rn;
- $header .= "To: $to_list" . $rn; // Who it's TO
-
- if (isset($more_headers["Content-Type"])) {
- $contentType = $more_headers["Content-Type"];
- unset($more_headers["Content-Type"]);
- }
- else {
- if (isMultipart($session)) {
- $contentType = "multipart/mixed;";
- }
- else {
- if ($default_charset != '') {
- $contentType = 'text/plain; charset='.$default_charset;
- }
- else {
- $contentType = 'text/plain;';
- }
- }
- }
-
- /* Insert headers from the $more_headers array */
- if(is_array($more_headers)) {
- reset($more_headers);
- while(list($h_name, $h_val) = each($more_headers)) {
- if ($h_name == 'References') {
- $h_val = str_replace(' ', "$rn ", $h_val);
- }
- $header .= sprintf("%s: %s%s", $h_name, $h_val, $rn);
- }
- }
-
- if ($cc_list) {
- $header .= "Cc: $cc_list" . $rn; // Who the CCs are
- }
-
- if ($reply_to != '') {
- $header .= "Reply-To: $reply_to" . $rn;
- }
-
- if ($useSendmail) {
- if ($bcc_list) {
- // BCCs is removed from header by sendmail
- $header .= "Bcc: $bcc_list" . $rn;
- }
- }
-
- /* Identify SquirrelMail */
- $header .= "X-Mailer: SquirrelMail (version $version)" . $rn;
-
- /* Do the MIME-stuff */
- $header .= "MIME-Version: 1.0" . $rn;
-
- if (isMultipart($session)) {
- $header .= 'Content-Type: '.$contentType.' boundary="';
- $header .= mimeBoundary();
- $header .= "\"$rn";
- } else {
- if (strtolower($default_charset) == 'iso-2022-jp') {
- if (mb_detect_encoding($body) == 'ASCII') {
- $header .= 'Content-Type: text/plain; US-ASCII' . $rn;
- $header .= "Content-Transfer-Encoding: 8bit" . $rn;
- } else {
- $header .= 'Content-Type: '.$contentType . $rn;
- $header .= "Content-Transfer-Encoding: 7bit" . $rn;
- }
- } else {
- $header .= 'Content-Type: ' . $contentType . $rn;
- $header .= "Content-Transfer-Encoding: 8bit" . $rn;
- }
- }
- $header .= $rn; // One blank line to separate header and body
-
- $headerlength = strlen($header);
- }
-
- if ($headerrn != $rn) {
- $header = str_replace($headerrn, $rn, $header);
- $headerlength = strlen($header);
- $headerrn = $rn;
- }
-
- /* Write the header */
- if ($fp) fputs ($fp, $header);
-
- return $headerlength;
-}
-
-/* Send the body
- */
-function writeBody ($fp, $passedBody, $session, $rn="\r\n", $checkdot = false) {
- global $default_charset;
-
- $attachmentlength = 0;
-
- if (isMultipart($session)) {
- $body = '--'.mimeBoundary() . $rn;
-
- if ($default_charset != "") {
- $body .= "Content-Type: text/plain; charset=$default_charset".$rn;
- }
- else {
- $body .= "Content-Type: text/plain" . $rn;
- }
-
- if (strtolower($default_charset) == 'iso-2022-jp') {
- if (mb_detect_encoding($passedBody) == 'ASCII') {
- $body .= "Content-Transfer-Encoding: 8bit" . $rn . $rn .
- $passedBody . $rn . $rn;
- } else {
- $body .= "Content-Transfer-Encoding: 7bit\r\n\r\n" .
- mb_convert_encoding($passedBody, 'JIS') . "\r\n\r\n";
- }
- } else {
- $body .= "Content-Transfer-Encoding: 8bit" . $rn . $rn .
- $passedBody . $rn . $rn;
- }
- if ($fp) {
- fputs ($fp, $body);
- }
-
- $attachmentlength = attachFiles($fp, $session, $rn, $checkdot);
-
- if (!isset($postbody)) {
- $postbody = "";
- }
- $postbody .= $rn . "--" . mimeBoundary() . "--" . $rn . $rn;
- if ($fp) fputs ($fp, $postbody);
- } else {
- if (strtolower($default_charset) == 'iso-2022-jp') {
- $body = mb_convert_encoding($passedBody, 'JIS') . $rn;
- } else {
- $body = $passedBody . $rn;
- }
- if ($fp) {
- fputs ($fp, $body);
- }
- $postbody = $rn;
- if ($fp) {
- fputs ($fp, $postbody);
- }
- }
-
- return (strlen($body) + strlen($postbody) + $attachmentlength);
-}
-
-
-/* Send mail using the sendmail command
- */
-function sendSendmail($t, $c, $b, $subject, $body, $more_headers, $session) {
- global $sendmail_path, $popuser, $username, $domain;
-
- /* 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;
-}
-
-
-?>
projects / squirrelmail.git / commitdiff