egroupware_official/phpgwapi/inc/class.send.inc.php

249 lines
9.0 KiB
PHP

<?php
/**************************************************************************\
* phpGroupWare - smtp mailer *
* http://www.phpgroupware.org *
* Written by Itzchak Rehberg <izzysoft@qumran.org> *
* ------------------------------------------------ *
* This module should replace php's mail() function. It is fully syntax *
* compatible. In addition, when an error occures, a detailed error info *
* is stored in the array $send->err (see ../inc/email/global.inc.php for *
* details on this variable). *
\**************************************************************************/
/* $Id$ */
class send {
var $err = array("code","msg","desc");
var $to_res = array();
function send() {
$this->err["code"] = " ";
$this->err["msg"] = " ";
$this->err["desc"] = " ";
}
function msg($service, $to, $subject, $body, $msgtype="", $cc="", $bcc="") {
global $phpgw_info, $phpgw, $attach_sig;
if ($service == "email") {
$now = getdate();
$header = "Date: " . gmdate("D, d M Y H:i:s") . " +0000\n";
$header .= "From: ".$phpgw_info["user"]["fullname"]." <".$phpgw_info["user"]["preferences"]["email"]["address"].">\n";
$header .= "Reply-To: ".$phpgw_info["user"]["preferences"]["email"]["address"]."\n";
$header .= "To: $to\n";
if (!empty($cc)) {
$header .= "Cc: $cc\n";
}
if (!empty($bcc)) {
$header .= "Bcc: $bcc\n";
}
if (!empty($msgtype)) {
$header .= "X-phpGW-Type: $msgtype\n";
}
$header .= "X-Mailer: phpGroupWare (http://www.phpgroupware.org)\n";
if ($phpgw_info["user"]["preferences"]["email"]["email_sig"] && $attach_sig) {
$body .= "\n-----\n" . $phpgw_info["user"]["preferences"]["email"]["email_sig"];
}
if (ereg("Message-Boundary", $body))
{
$header .= "Subject: " . stripslashes($subject) . "\n"
. "MIME-Version: 1.0\n"
. "Content-Type: multipart/mixed;\n"
. " boundary=\"Message-Boundary\"\n\n"
. "--Message-Boundary\n"
. "Content-type: text/plain; charset=US-ASCII\n";
// if (!empty($msgtype)) {
// $header .= "Content-type: text/plain; phpgw-type=".$msgtype."\n";
// }
$header .= "Content-Disposition: inline\n"
. "Content-transfer-encoding: 7BIT\n\n"
. $body;
$body = "";
} else {
$header .= "Subject: " . stripslashes($subject) . "\n"
. "MIME-version: 1.0\n"
. "Content-type: text/plain; charset=\"".lang("charset")."\"\n";
if (!empty($msgtype)) {
$header .= "Content-type: text/plain; phpgw-type=".$msgtype."\n";
}
$header .= "Content-Disposition: inline\n"
. "Content-description: Mail message body\n";
}
if ($phpgw_info["user"]["preferences"]["email"]["mail_server_type"] == "imap" && $phpgw_info["user"]["apps"]["email"]){
$stream = $phpgw->msg->login("Sent");
$phpgw->msg->append($stream, "Sent", $header, $body);
$phpgw->msg->close($stream);
}
if (strlen($cc)>1) $to .= ",".$cc;
if (strlen($bcc)>1) $to .= ",".$bcc;
$returnccode = $this->smail($to, "", $body, $header);
return $returnccode;
} elseif ($type == "nntp") {
}
}
// ==================================================[ some sub-functions ]===
function socket2msg($socket) {
$followme = "-"; $this->err["msg"] = "";
do {
$rmsg = fgets($socket,255);
// echo "< $rmsg<BR>\n";
$this->err["code"] = substr($rmsg,0,3);
$followme = substr($rmsg,3,1);
$this->err["msg"] = substr($rmsg,4);
if (substr($this->err["code"],0,1) != 2 && substr($this->err["code"],0,1) != 3) {
$rc = fclose($socket);
return false;
}
if ($followme = " ") { break; }
} while ($followme = "-");
return true;
}
function msg2socket($socket,$message) { // send single line\n
// echo "raw> $message<BR>\n";
// echo "hex> ".bin2hex($message)."<BR>\n";
$rc = fputs($socket,"$message");
if (!$rc) {
$this->err["code"] = "420";
$this->err["msg"] = "lost connection";
$this->err["desc"] = "Lost connection to smtp server.";
$rc = fclose($socket);
return false;
}
return true;
}
function put2socket($socket,$message) { // check for multiple lines 1st
$pos = strpos($message,"\n");
if (!is_int($pos)) { // no new line found
$message .= "\r\n";
$this->msg2socket($socket,$message);
} else { // multiple lines, we have to split it
do {
$msglen = $pos + 1;
$msg = substr($message,0,$msglen);
$message = substr($message,$msglen);
$pos = strpos($msg,"\r\n");
if (!is_int($pos)) { // line not terminated
$msg = chop($msg)."\r\n";
}
$pos = strpos($msg,"."); // escape leading periods
if (is_int($pos) && !$pos) {
$msg = "." . $msg;
}
if (!$this->msg2socket($socket,$msg)) { return false; }
$pos = strpos($message,"\n");
} while (strlen($message)>0);
}
return true;
}
function check_header($subject,$header) { // check if header contains subject
// and is correctly terminated
$header = chop($header);
$header .= "\n";
if (is_string($subject) && !$subject) { // no subject specified
return $header;
}
$theader = strtolower($header);
$pos = strpos($theader,"\nsubject:");
if (is_int($pos)) { // found after a new line
return $header;
}
$pos = strpos($theader,"subject:");
if (is_int($pos) && !$pos) { // found at start
return $header;
}
$pos = substr($subject,"\n");
if (!is_int($pos)) $subject .= "\n";
$subject = "Subject: " .$subject;
$header .= $subject;
return $header;
}
// ==============================================[ main function: smail() ]===
function smail($to,$subject,$message,$header) {
global $phpgw_info;
$fromuser = $phpgw_info["user"]["preferences"]["email"]["address"];
$mymachine = $phpgw_info["server"]["hostname"];
$errcode = ""; $errmsg = ""; // error code and message of failed connection
$timeout = 5; // timeout in secs
// now we try to open the socket and check, if any smtp server responds
$socket = fsockopen($phpgw_info["server"]["smtp_server"],$phpgw_info["server"]["smtp_port"],$errcode,$errmsg,$timeout);
if (!$socket) {
$this->err["code"] = "420";
$this->err["msg"] = "$errcode:$errmsg";
$this->err["desc"] = "Connection to ".$phpgw_info["server"]["smtp_server"].":".$phpgw_info["server"]["smtp_port"]." failed - could not open socket.";
return false;
} else {
$rrc = $this->socket2msg($socket);
}
// now we can send our message. 1st we identify ourselves and the sender
$cmds = array (
"\$src = \$this->msg2socket(\$socket,\"HELO \$mymachine\r\n\");",
"\$rrc = \$this->socket2msg(\$socket);",
"\$src = \$this->msg2socket(\$socket,\"MAIL FROM:<\$fromuser>\r\n\");",
"\$rrc = \$this->socket2msg(\$socket);"
);
for ($src=true,$rrc=true,$i=0; $i<count($cmds);$i++) {
eval ($cmds[$i]);
if (!$src || !$rrc) return false;
}
// now we've got to evaluate the $to's
$toaddr = explode(",",$to);
$numaddr = count($toaddr);
for ($i=0; $i<$numaddr; $i++) {
$src = $this->msg2socket($socket,"RCPT TO:<$toaddr[$i]>\r\n");
$rrc = $this->socket2msg($socket);
$this->to_res[$i][addr] = $toaddr[$i]; // for lateron validation
$this->to_res[$i][code] = $this->err["code"];
$this->to_res[$i][msg] = $this->err["msg"];
$this->to_res[$i][desc] = $this->err["desc"];
}
//now we have to make sure that at least one $to-address was accepted
$stop = 1;
for ($i=0;$i<count($this->to_res);$i++) {
$rc = substr($this->to_res[$i][code],0,1);
if ($rc == 2) { // at least to this address we can deliver
$stop = 0;
}
}
if ($stop) return false; // no address found we can deliver to
// now we can go to deliver the message!
if (!$this->msg2socket($socket,"DATA\r\n")) return false;
if (!$this->socket2msg($socket)) return false;
if ($header != "") {
$header = $this->check_header($subject,$header);
if (!$this->put2socket($socket,$header)) return false;
if (!$this->put2socket($socket,"\r\n")) return false;
}
$message = chop($message);
$message .= "\n";
if (!$this->put2socket($socket,$message)) return false;
if (!$this->msg2socket($socket,".\r\n")) return false;
if (!$this->socket2msg($socket)) return false;
if (!$this->msg2socket($socket,"QUIT\r\n")) return false;
Do {
$closing = $this->socket2msg($socket);
} while ($closing);
return true;
}
// end of class
}