Files
web-discuz/source/function/function_mail.php
2025-06-27 21:04:18 +08:00

302 lines
12 KiB
PHP
Executable File

<?php
/**
* [Discuz!] (C)2001-2099 Comsenz Inc.
* This is NOT a freeware, use is subject to license terms
*
* $Id: function_mail.php 33961 2013-09-06 07:39:33Z nemohou $
*/
if(!defined('IN_DISCUZ')) {
exit('Access Denied');
}
set_time_limit(0);
function sendmail($toemail, $subject, $message = '', $from = '') {
global $_G;
if(preg_match("/@m\.invalid$/i", $toemail)){
return false;
}
if(!is_array($_G['setting']['mail'])) {
$_G['setting']['mail'] = dunserialize($_G['setting']['mail']);
}
if($_G['setting']['mail']['mailsend'] == 4) {
$etype = explode(':', $_G['setting']['mail']['plugin']);
$codefile = DISCUZ_ROOT.'./source/plugin/'.$etype[0].'/mailsend/mailsend_'.$etype[1].'.php';
include_once $codefile;
$class = 'mailsend_'.$etype[1];
$code = new $class();
return $code->sendmail($toemail, $subject, $message, $from);
}
$_G['setting']['mail']['server'] = $_G['setting']['mail']['port'] = $_G['setting']['mail']['auth'] = $_G['setting']['mail']['from'] = $_G['setting']['mail']['auth_username'] = $_G['setting']['mail']['auth_password'] = '';
if($_G['setting']['mail']['mailsend'] != 1) {
$smtpnum = count($_G['setting']['mail']['smtp']);
if($smtpnum) {
$rid = rand(0, $smtpnum-1);
$maildomain = explode('@', $toemail);
foreach(array_column($_G['setting']['mail']['smtp'], 'precedence') as $smtpkey => $smtpval) {
$ismail = in_array($maildomain[1], explode(',', $smtpval));
if($ismail !== false) {
$rid = $smtpkey;
break;
}
}
$smtp = $_G['setting']['mail']['smtp'][$rid];
$_G['setting']['mail']['server'] = $smtp['server'];
$_G['setting']['mail']['port'] = $smtp['port'];
$_G['setting']['mail']['timeout'] = isset($smtp['timeout']) && strlen($smtp['timeout']) ? intval($smtp['timeout']) : 30;
$_G['setting']['mail']['auth'] = $smtp['auth'] ? 1 : 0;
$_G['setting']['mail']['from'] = $smtp['from'];
$_G['setting']['mail']['auth_username'] = $smtp['auth_username'];
$_G['setting']['mail']['auth_password'] = $smtp['auth_password'];
}
}
ob_start();
if(is_array($subject) && $subject['tpl']) {
$tpl = $subject['tpl'];
$var = $subject['var'];
$subject = lang('email/template', $tpl.'_subject', (!empty($subject['svar']) ? $subject['svar'] : array()));
include template('email/'.$tpl);
} else {
include template('email/default');
}
$message = ob_get_contents();
ob_end_clean();
$message = preg_replace("/href\=\"(?!(http|https)\:\/\/)(.+?)\"/i", 'href="'.$_G['setting']['securesiteurl'].'\\2"', $message);
$mailusername = isset($_G['setting']['mail']['mailusername']) ? $_G['setting']['mail']['mailusername'] : 1;
$_G['setting']['mail']['port'] = $_G['setting']['mail']['port'] ? $_G['setting']['mail']['port'] : 25;
$_G['setting']['mail']['mailsend'] = $_G['setting']['mail']['mailsend'] ? $_G['setting']['mail']['mailsend'] : 1;
if($_G['setting']['mail']['mailsend'] == 3) {
$email_from = empty($from) ? $_G['setting']['adminemail'] : $from;
} else {
$email_from = $from == '' ? '=?'.CHARSET.'?B?'.base64_encode($_G['setting']['sitename'])."?= <".$_G['setting']['adminemail'].">" : (preg_match('/^(.+?) \<(.+?)\>$/',$from, $mats) ? '=?'.CHARSET.'?B?'.base64_encode($mats[1])."?= <$mats[2]>" : $from);
}
$email_to = preg_match('/^(.+?) \<(.+?)\>$/',$toemail, $mats) ? ($mailusername ? '=?'.CHARSET.'?B?'.base64_encode($mats[1])."?= <$mats[2]>" : $mats[2]) : $toemail;
$email_subject = '=?'.CHARSET.'?B?'.base64_encode(preg_replace("/[\r|\n]/", '', '['.$_G['setting']['sitename'].'] '.$subject)).'?=';
$email_message = chunk_split(base64_encode(str_replace("\n", "\r\n", str_replace("\r", "\n", str_replace("\r\n", "\n", str_replace("\n\r", "\r", $message))))));
$host = parse_url('http://'.$_SERVER['HTTP_HOST'], PHP_URL_HOST);
$version = $_G['setting']['version'];
if($_G['setting']['mail']['mailsend'] == 1) {
$maildelimiter = $_G['setting']['mail']['maildelimiter'] == 1 ? "\r\n" : ($_G['setting']['mail']['maildelimiter'] == 2 ? "\r" : "\n");
$headers = "From: $email_from{$maildelimiter}X-Mailer: Discuz! $version {$maildelimiter}MIME-Version: 1.0{$maildelimiter}Content-type: text/html; charset=".CHARSET."{$maildelimiter}Content-Transfer-Encoding: base64{$maildelimiter}";
if(function_exists('mail') && @mail($email_to, $email_subject, $email_message, $headers)) {
return true;
}
return false;
} elseif($_G['setting']['mail']['mailsend'] == 2) {
if(!$fp = fsocketopen($_G['setting']['mail']['server'], $_G['setting']['mail']['port'], $errno, $errstr, $_G['setting']['mail']['timeout'])) {
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) CONNECT - Unable to connect to the SMTP server", 0);
return false;
}
stream_set_blocking($fp, true);
stream_set_timeout($fp, $_G['setting']['mail']['timeout']);
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != '220') {
fputs($fp, "QUIT\r\n");
runlog('SMTP', "{$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']} CONNECT - $lastmessage", 0);
return false;
}
while(1) {
if(substr($lastmessage, 3, 1) != '-' || empty($lastmessage)) {
break;
}
$lastmessage = fgets($fp, 512);
}
fputs($fp, ($_G['setting']['mail']['auth'] ? 'EHLO' : 'HELO')." $host\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 220 && substr($lastmessage, 0, 3) != 250) {
fputs($fp, "QUIT\r\n");
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) HELO/EHLO - $lastmessage", 0);
return false;
}
while(1) {
if(substr($lastmessage, 3, 1) != '-' || empty($lastmessage)) {
break;
}
$lastmessage = fgets($fp, 512);
}
if($_G['setting']['mail']['auth']) {
fputs($fp, "AUTH LOGIN\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 334) {
fputs($fp, "QUIT\r\n");
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) AUTH LOGIN - $lastmessage", 0);
return false;
}
fputs($fp, base64_encode($_G['setting']['mail']['auth_username'])."\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 334) {
fputs($fp, "QUIT\r\n");
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) USERNAME - $lastmessage", 0);
return false;
}
fputs($fp, base64_encode($_G['setting']['mail']['auth_password'])."\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 235) {
fputs($fp, "QUIT\r\n");
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) PASSWORD - $lastmessage", 0);
return false;
}
$email_from = $_G['setting']['mail']['from'];
}
fputs($fp, "MAIL FROM: <".preg_replace("/.*\<(.+?)\>.*/", "\\1", $email_from).">\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 250) {
fputs($fp, "MAIL FROM: <".preg_replace("/.*\<(.+?)\>.*/", "\\1", $email_from).">\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 250) {
fputs($fp, "QUIT\r\n");
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) MAIL FROM - $lastmessage", 0);
return false;
}
}
fputs($fp, "RCPT TO: <".preg_replace("/.*\<(.+?)\>.*/", "\\1", $toemail).">\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 250) {
fputs($fp, "RCPT TO: <".preg_replace("/.*\<(.+?)\>.*/", "\\1", $toemail).">\r\n");
$lastmessage = fgets($fp, 512);
fputs($fp, "QUIT\r\n");
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) RCPT TO - $lastmessage", 0);
return false;
}
fputs($fp, "DATA\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 354) {
fputs($fp, "QUIT\r\n");
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) DATA - $lastmessage", 0);
return false;
}
$timeoffset = $_G['setting']['timeoffset'];
if(function_exists('date_default_timezone_set')) {
@date_default_timezone_set('Etc/GMT'.($timeoffset > 0 ? '-' : '+').(abs($timeoffset)));
}
$maildomain = substr(strrchr($email_from, "@"), 1);
$maildelimiter = "\r\n";
$headers = "From: $email_from{$maildelimiter}X-Mailer: Discuz! $version {$maildelimiter}MIME-Version: 1.0{$maildelimiter}Content-type: text/html; charset=".CHARSET."{$maildelimiter}Content-Transfer-Encoding: base64{$maildelimiter}";
$headers .= 'Message-ID: <'.date('YmdHs').'.'.substr(md5($email_message.microtime()), 0, 6).rand(100000, 999999).'@'.$maildomain.">{$maildelimiter}";
fputs($fp, "Date: ".date('r')."\r\n");
fputs($fp, "To: ".$email_to."\r\n");
fputs($fp, "Subject: ".$email_subject."\r\n");
fputs($fp, $headers."\r\n");
fputs($fp, "\r\n\r\n");
fputs($fp, "$email_message\r\n.\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 250) {
fputs($fp, "QUIT\r\n");
runlog('SMTP', "({$_G['setting']['mail']['server']}:{$_G['setting']['mail']['port']}) END - $lastmessage", 0);
return false;
}
fputs($fp, "QUIT\r\n");
return true;
} elseif($_G['setting']['mail']['mailsend'] == 3) {
ini_set('SMTP', $_G['setting']['mail']['server']);
ini_set('smtp_port', $_G['setting']['mail']['port']);
ini_set('sendmail_from', $email_from);
$maildelimiter = "\r\n";
$headers = "From: $email_from{$maildelimiter}X-Mailer: Discuz! $version {$maildelimiter}MIME-Version: 1.0{$maildelimiter}Content-type: text/html; charset=".CHARSET."{$maildelimiter}Content-Transfer-Encoding: base64{$maildelimiter}";
if(function_exists('mail') && @mail($email_to, $email_subject, $email_message, $headers)) {
return true;
}
return false;
}
}
function sendmail_cron($toemail, $subject, $message) {
global $_G;
if(preg_match("/@m\.invalid$/i", $toemail)){
return false;
}
$toemail = addslashes($toemail);
$value = C::t('common_mailcron')->fetch_all_by_email($toemail, 0, 1);
$value = $value[0];
if($value) {
$cid = $value['cid'];
} else {
$cid = C::t('common_mailcron')->insert(array('email' => $toemail), true);
}
$message = preg_replace("/href\=\"(?!(http|https)\:\/\/)(.+?)\"/i", 'href="'.$_G['setting']['securesiteurl'].'\\1"', $message);
$setarr = array(
'cid' => $cid,
'subject' => $subject,
'message' => $message,
'dateline' => $_G['timestamp']
);
C::t('common_mailqueue')->insert($setarr);
return true;
}
function sendmail_touser($touid, $subject, $message, $mailtype='') {
global $_G;
if(empty($_G['setting']['sendmailday'])) return false;
require_once libfile('function/home');
$tospace = getuserbyuid($touid);
if(empty($tospace['email'])) return false;
space_merge($tospace, 'field_home');
space_merge($tospace, 'status');
$acceptemail = $tospace['acceptemail'];
if(!empty($acceptemail[$mailtype]) && $_G['timestamp'] - $tospace['lastvisit'] > $_G['setting']['sendmailday']*86400) {
if(empty($tospace['lastsendmail'])) {
$tospace['lastsendmail'] = $_G['timestamp'];
}
$sendtime = $tospace['lastsendmail'] + $acceptemail['frequency'];
$value = C::t('common_mailcron')->fetch_all_by_touid($touid, 0, 1);
$value = $value[0];
if($value) {
$cid = $value['cid'];
if($value['sendtime'] < $sendtime) $sendtime = $value['sendtime'];
C::t('common_mailcron')->update($cid, array('email' => $tospace['email'], 'sendtime' => $sendtime));
} else {
$cid = C::t('common_mailcron')->insert(array(
'touid' => $touid,
'email' => $tospace['email'],
'sendtime' => $sendtime,
), true);
}
$message = preg_replace("/href\=\"(?!(http|https)\:\/\/)(.+?)\"/i", 'href="'.$_G['setting']['securesiteurl'].'\\1"', $message);
$setarr = array(
'cid' => $cid,
'subject' => $subject,
'message' => $message,
'dateline' => $_G['timestamp']
);
C::t('common_mailqueue')->insert($setarr);
return true;
}
return false;
}
?>