<?php
- /** smtp.php
- **
- ** This contains all the functions needed to send messages through
- ** an smtp server or sendmail.
- **
- ** $Id$
- **/
-
- $smtp_php = true;
- if (!isset($addressbook_php))
- include('../functions/addressbook.php');
-
- // 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 () {
- global $attachments;
-
- if (count($attachments)>0)
- return true;
- else
- return false;
- }
-
- // looks up aliases in the addressbook and expands them to
- // the full address.
- function expandAddrs ($array) {
- $abook = addressbook_init();
- for ($i=0; $i < count($array); $i++) {
- $result = $abook->lookup($array[$i]);
- $ret = "";
- if (isset($result['email'])) {
+
+/**
+ * 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['name'].'" ';
}
$ret .= '<'.$result['email'].'>';
$array[$i] = $ret;
- }
- }
- return $array;
- }
-
- // Attach the files that are due to be attached
- function attachFiles ($fp) {
- global $attachments, $attachment_dir;
-
- $length = 0;
-
- if (isMultipart()) {
- reset($attachments);
- while (list($localname, $remotename) = each($attachments)) {
- // This is to make sure noone is giving a filename in another
- // directory
- $localname = ereg_replace ("\\/", '', $localname);
-
- $fileinfo = fopen ($attachment_dir.$localname.'.info', 'r');
- $filetype = fgets ($fileinfo, 8192);
- fclose ($fileinfo);
- $filetype = trim ($filetype);
- if ($filetype=='')
- $filetype = 'application/octet-stream';
-
- $header = '--'.mimeBoundary()."\r\n";
- $header .= "Content-Type: $filetype;name=\"$remotename\"\r\n";
- $header .= "Content-Disposition: attachment; filename=\"$remotename\"\r\n";
- $header .= "Content-Transfer-Encoding: base64\r\n\r\n";
- fputs ($fp, $header);
- $length += strlen($header);
-
- $file = fopen ($attachment_dir.$localname, 'r');
- while ($tmp = fread($file, 570)) {
- $encoded = chunk_split(base64_encode($tmp));
- $length += strlen($encoded);
- fputs ($fp, $encoded);
+ }
+ else
+ {
+ if (strpos($array[$i], '@') === false) {
+ $array[$i] .= '@' . $domain;
}
- fclose ($file);
- }
- }
-
- return $length;
- }
-
- // Delete files that are uploaded for attaching
- function deleteAttachments() {
- global $attachments, $attachment_dir;
-
- if (isMultipart()) {
- reset($attachments);
- while (list($localname, $remotename) = each($attachments)) {
- if (!ereg ("\\/", $localname)) {
- unlink ($attachment_dir.$localname);
- unlink ($attachment_dir.$localname.'.info');
+ $array[$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;
}
- }
- }
- }
-
- // Return a nice MIME-boundary
- function mimeBoundary () {
- static $mimeBoundaryString;
-
- if ($mimeBoundaryString == "") {
- $mimeBoundaryString = GenerateRandomString(70, '\'()+,-./:=?_', 7);
- }
-
- 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, $more_headers) {
- global $REMOTE_ADDR, $SERVER_NAME, $REMOTE_PORT;
- global $data_dir, $username, $popuser, $domain, $version, $useSendmail;
- global $default_charset, $HTTP_VIA, $HTTP_X_FORWARDED_FOR;
- global $REMOTE_HOST;
-
- // Storing the header to make sure the header is the same
- // everytime the header is printed.
- static $header, $headerlength;
-
- if ($header == '') {
- $to = expandAddrs(parseAddrs($t));
- $cc = expandAddrs(parseAddrs($c));
- $bcc = expandAddrs(parseAddrs($b));
- $reply_to = getPref($data_dir, $username, 'reply_to');
- $from = getPref($data_dir, $username, 'full_name');
- $from_addr = getPref($data_dir, $username, 'email_address');
-
- if ($from_addr == '')
- $from_addr = $popuser.'@'.$domain;
-
- $to_list = getLineOfAddrs($to);
- $cc_list = getLineOfAddrs($cc);
- $bcc_list = getLineOfAddrs($bcc);
-
- /* Encoding 8-bit characters and making from line */
- $subject = encodeHeader($subject);
- if ($from == '')
+ $array[$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
+ }
+ 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))
+ }
+
+ /* 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
+ }
+ else {
$received_from = $REMOTE_ADDR;
-
- if (isset($HTTP_VIA) || isset ($HTTP_X_FORWARDED_FOR)) {
- if ($HTTP_X_FORWARDED_FOR == '')
- $HTTP_X_FORWARDED_FOR = 'unknown';
+ }
+
+ if (isset($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\r\n";
- $header .= " (SquirrelMail authenticated user $username)\r\n";
- $header .= " by $SERVER_NAME with HTTP;\r\n";
- $header .= " $date\r\n";
-
- /* Insert the rest of the header fields */
- $header .= "Message-ID: $message_id\r\n";
- $header .= "Date: $date\r\n";
- $header .= "Subject: $subject\r\n";
- $header .= "From: $from\r\n";
- $header .= "To: $to_list \r\n"; // Who it's TO
-
- /* Insert headers from the $more_headers array */
- if(is_array($more_headers)) {
- reset($more_headers);
- while(list($h_name, $h_val) = each($more_headers)) {
- $header .= sprintf("%s: %s\r\n", $h_name, $h_val);
- }
- }
+ }
+
+ $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" . $rn; // Who the CCs are
+ }
- if ($cc_list) {
- $header .= "Cc: $cc_list\r\n"; // Who the CCs are
- }
-
- if ($reply_to != '')
- $header .= "Reply-To: $reply_to\r\n";
-
- if ($useSendmail) {
+ 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\r\n";
+ // BCCs is removed from header by sendmail
+ $header .= "Bcc: $bcc_list" . $rn;
}
- }
-
- $header .= "X-Mailer: SquirrelMail (version $version)\r\n"; // Identify SquirrelMail
-
- // Do the MIME-stuff
- $header .= "MIME-Version: 1.0\r\n";
-
- if (isMultipart()) {
- $header .= 'Content-Type: multipart/mixed; boundary="';
+ }
+
+ /* 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();
- $header .= "\"\r\n";
- } else {
- if ($default_charset != '')
- $header .= "Content-Type: text/plain; charset=$default_charset\r\n";
- else
- $header .= "Content-Type: text/plain;\r\n";
- $header .= "Content-Transfer-Encoding: 8bit\r\n";
- }
- $header .= "\r\n"; // One blank line to separate header and body
-
- $headerlength = strlen($header);
- }
-
- // Write the header
- fputs ($fp, $header);
-
- return $headerlength;
- }
-
- // Send the body
- function writeBody ($fp, $passedBody) {
- global $default_charset;
-
- $attachmentlength = 0;
-
- if (isMultipart()) {
- $body = '--'.mimeBoundary()."\r\n";
-
- if ($default_charset != "")
- $body .= "Content-Type: text/plain; charset=$default_charset\r\n";
- else
- $body .= "Content-Type: text/plain\r\n";
-
- $body .= "Content-Transfer-Encoding: 8bit\r\n\r\n";
- $body .= $passedBody . "\r\n\r\n";
- fputs ($fp, $body);
-
- $attachmentlength = attachFiles($fp);
-
- if (!isset($postbody)) $postbody = "";
- $postbody .= "\r\n--".mimeBoundary()."--\r\n\r\n";
- fputs ($fp, $postbody);
- } else {
- $body = $passedBody . "\r\n";
- fputs ($fp, $body);
- $postbody = "\r\n";
- fputs ($fp, $postbody);
- }
-
- return (strlen($body) + strlen($postbody) + $attachmentlength);
- }
-
- // Send mail using the sendmail command
- function sendSendmail($t, $c, $b, $subject, $body, $more_headers) {
- 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.
- $envelopefrom = "$popuser@$domain";
- $envelopefrom = ereg_replace("[[:blank:]]",'', $envelopefrom);
- $envelopefrom = ereg_replace("[[:space:]]",'', $envelopefrom);
- $envelopefrom = ereg_replace("[[:cntrl:]]",'', $envelopefrom);
-
- // open pipe to sendmail
- $fp = popen (escapeshellcmd("$sendmail_path -t -f$envelopefrom"), 'w');
-
- $headerlength = write822Header ($fp, $t, $c, $b, $subject, $more_headers);
- $bodylength = writeBody($fp, $body);
-
- pclose($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) {
- global $username, $popuser, $domain, $version, $smtpServerAddress, $smtpPort,
- $data_dir, $color;
-
- $to = expandAddrs(parseAddrs($t));
- $cc = expandAddrs(parseAddrs($c));
- $bcc = expandAddrs(parseAddrs($b));
- $from_addr = getPref($data_dir, $username, 'email_address');
-
- if (!$from_addr)
- $from_addr = "$popuser@$domain";
-
- $smtpConnection = fsockopen($smtpServerAddress, $smtpPort, $errorNumber, $errorString);
- if (!$smtpConnection) {
- echo 'Error connecting to SMTP Server.<br>';
- echo "$errorNumber : $errorString<br>";
- exit;
- }
- $tmp = fgets($smtpConnection, 1024);
- errorCheck($tmp, $smtpConnection);
-
- $to_list = getLineOfAddrs($to);
- $cc_list = getLineOfAddrs($cc);
-
- /** Lets introduce ourselves */
- fputs($smtpConnection, "HELO $domain\r\n");
- $tmp = fgets($smtpConnection, 1024);
- errorCheck($tmp, $smtpConnection);
-
- /** Ok, who is sending the message? */
- fputs($smtpConnection, "MAIL FROM:<$from_addr>\r\n");
- $tmp = fgets($smtpConnection, 1024);
- errorCheck($tmp, $smtpConnection);
-
- /** send who the recipients are */
- for ($i = 0; $i < count($to); $i++) {
- fputs($smtpConnection, "RCPT TO:<$to[$i]>\r\n");
- $tmp = fgets($smtpConnection, 1024);
- errorCheck($tmp, $smtpConnection);
- }
- for ($i = 0; $i < count($cc); $i++) {
- fputs($smtpConnection, "RCPT TO:<$cc[$i]>\r\n");
- $tmp = fgets($smtpConnection, 1024);
- errorCheck($tmp, $smtpConnection);
- }
- for ($i = 0; $i < count($bcc); $i++) {
- fputs($smtpConnection, "RCPT TO:<$bcc[$i]>\r\n");
- $tmp = fgets($smtpConnection, 1024);
- errorCheck($tmp, $smtpConnection);
- }
-
- /** Lets start sending the actual message */
- fputs($smtpConnection, "DATA\r\n");
- $tmp = fgets($smtpConnection, 1024);
- errorCheck($tmp, $smtpConnection);
-
- // Send the message
- $headerlength = write822Header ($smtpConnection, $t, $c, $b, $subject, $more_headers);
- $bodylength = writeBody($smtpConnection, $body);
-
- fputs($smtpConnection, ".\r\n"); // end the DATA part
- $tmp = fgets($smtpConnection, 1024);
- $num = errorCheck($tmp, $smtpConnection);
- if ($num != 250) {
- $tmp = nl2br(htmlspecialchars($tmp));
- echo "ERROR<BR>Message not sent!<BR>Reason given: $tmp<BR></BODY></HTML>";
- }
-
- fputs($smtpConnection, "QUIT\r\n"); // log off
-
- fclose($smtpConnection);
-
- return ($headerlength + $bodylength);
- }
-
-
- function errorCheck($line, $smtpConnection) {
- global $page_header_php;
- global $color;
- if (!isset($page_header_php)) {
- include '../functions/page_header.php';
- }
-
- // 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 250: $message = 'Requested mail action okay, completed';
- $status = 5;
- break;
- case 251: $message = 'User not local; will forward';
- $status = 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) {
- displayPageHeader($color, 'None');
- echo '<TT>';
- echo "<br><b><font color=\"$color[1]\">ERROR</font></b><br><br>";
- echo " <B>Error Number: </B>$err_num<BR>";
- echo " <B>Reason: </B>$message<BR>";
- $lines = nl2br(htmlspecialchars($lines));
- echo "<B>Server Response: </B>$lines<BR>";
- echo '<BR>MAIL NOT SENT';
- echo '</TT></BODY></HTML>';
- exit;
- }
- return $err_num;
- }
-
- function sendMessage($t, $c, $b, $subject, $body, $reply_id) {
- global $useSendmail, $msg_id, $is_reply, $mailbox;
- global $data_dir, $username, $domain, $key, $version, $sent_folder, $imapServerAddress, $imapPort;
- $more_headers = Array();
-
- $imap_stream = sqimap_login($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');
-
- // 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, but it can be only the message ID too.
- $hdr = sqimap_get_small_header ($imap_stream, $reply_id, false);
- if(strlen($hdr->message_id) > 2) {
- $more_headers['In-Reply-To'] = $hdr->message_id;
- $more_headers['References'] = $hdr->message_id;
- }
- }
-
- // 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).
- $body = ereg_replace("\n\\.", "\n..", $body);
- $body = ereg_replace("^\\.", "..", $body);
-
- // this is to catch all plain \n instances and
- // replace them with \r\n.
- $body = ereg_replace("\r\n", "\n", $body);
- $body = ereg_replace("\n", "\r\n", $body);
-
- if ($useSendmail) {
- $length = sendSendmail($t, $c, $b, $subject, $body, $more_headers);
- } else {
- $length = sendSMTP($t, $c, $b, $subject, $body, $more_headers);
- }
-
- if (sqimap_mailbox_exists ($imap_stream, $sent_folder)) {
- sqimap_append ($imap_stream, $sent_folder, $length);
- write822Header ($imap_stream, $t, $c, $b, $subject, $more_headers);
- writeBody ($imap_stream, $body);
- sqimap_append_done ($imap_stream);
- }
- sqimap_logout($imap_stream);
- // Delete the files uploaded for attaching (if any).
- deleteAttachments();
- }
+ $header .= "\"$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;
+}
+
?>