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SMTP邮件发送类
<?php namespace Phpcmf\Library;
/**
* http://www.kaiqibao.net
* 本文件是框架系统文件,二次开发时不可以修改本文件,可以通过继承类方法来重写此文件
**/
/**
* SMTP邮件发送类
*/
class Email
{
public $error;
private $config;
/**
* 样式配置文件
*/
public function set($config) {
$this->config = [
'port' => $config['port'],
'auth' => 1,
'from' => $config['from'],
'server' => $config['host'],
'mailsend' => 2,
'mailusername' => 1,
'maildelimiter' => 1,
'auth_username' => $config['user'],
'auth_password' => $config['pass'],
];
return $this;
}
public function send($toemail, $subject, $message, $fname = '') {
$mail = $this->config;
if (!$mail['server']) {
return FALSE;
}
$cfg['server'] = $cfg['port'] = $cfg['auth'] = $cfg['from'] = $cfg['auth_username'] = $cfg['auth_password'] = '';
$cfg['charset'] = $charset = 'utf-8';
$cfg['server'] = $mail['server'];
$cfg['port'] = $mail['port'];
$cfg['auth'] = $mail['auth'] ? 1 : 0;
$cfg['from'] = $mail['from'];
$cfg['auth_username'] = $mail['auth_username'];
$cfg['auth_password'] = $mail['auth_password'];
unset($mail);
$mailusername = 1;
$maildelimiter = "\r\n"; //换行符
$cfg['port'] = $cfg['port'] ? $cfg['port'] : 25;
$email_from = '=?'.$cfg['charset'].'?B?'.base64_encode($fname ? $fname : SITE_NAME)."?= <".$cfg['from'].">";
$email_to = preg_match('/^(.+?) \<(.+?)\>$/',$toemail, $mats) ? ($mailusername ? '=?'.$cfg['charset'].'?B?'.base64_encode($mats[1])."?= <$mats[2]>" : $mats[2]) : $toemail;
$email_subject = '=?'.$cfg['charset'].'?B?'.base64_encode(preg_replace("/[\r|\n]/", '', $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 = $_SERVER['HTTP_HOST'];
$headers = "From: $email_from{$maildelimiter}X-Priority: 3{$maildelimiter}X-Mailer: $host {$maildelimiter}MIME-Version: 1.0{$maildelimiter}Content-type: text/html; charset=".$cfg['charset']."{$maildelimiter}Content-Transfer-Encoding: base64{$maildelimiter}";
if(!$fp = @fsockopen($cfg['server'], $cfg['port'], $errno, $errstr, 30)) {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "CONNECT - Unable to connect to the SMTP server [".$errno."-".$errstr."]");
return FALSE;
}
stream_set_blocking($fp, true);
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != '220') {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "CONNECT - $lastmessage");
return FALSE;
}
fputs($fp, ($cfg['auth'] ? 'EHLO' : 'HELO')." uchome\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 220 && substr($lastmessage, 0, 3) != 250) {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "HELO/EHLO - $lastmessage");
return FALSE;
}
while(1) {
if(substr($lastmessage, 3, 1) != '-' || empty($lastmessage)) {
break;
}
$lastmessage = fgets($fp, 512);
}
if($cfg['auth']) {
fputs($fp, "AUTH LOGIN\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 334) {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "AUTH LOGIN - $lastmessage");
return FALSE;
}
fputs($fp, base64_encode($cfg['auth_username']) . "\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 334) {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "USERNAME - $lastmessage");
return FALSE;
}
fputs($fp, base64_encode($cfg['auth_password']) . "\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 235) {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "PASSWORD - $lastmessage");
return FALSE;
}
$email_from = $cfg['from'];
}
fputs($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) {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "MAIL FROM - $lastmessage");
return FALSE;
}
}
fputs($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);
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "RCPT TO - $lastmessage");
return FALSE;
}
fputs($fp, "DATA\r\n");
$lastmessage = fgets($fp, 512);
if(substr($lastmessage, 0, 3) != 354) {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "DATA - $lastmessage");
return FALSE;
}
$headers .= 'Message-ID: <'.gmdate('YmdHs').'.'.substr(md5($email_message.microtime()), 0, 6).rand(100000, 999999).'@'.$_SERVER['HTTP_HOST'].">{$maildelimiter}";
fputs($fp, "Date: ".gmdate('r')."\r\n");
fputs($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) {
$this->runlog($cfg['server'].' - '.$cfg['auth_username'].' - '.$toemail, "END - $lastmessage");
return FALSE;
}
fputs($fp, "QUIT\r\n");
return TRUE;
}
public function error() {
return $this->error;
}
private function runlog($server, $msg) {
if ($this->is_gb2312($msg) && function_exists('iconv')) {
$msg = iconv('GB2312', 'UTF-8', $msg);
}
$this->error = $msg;
@file_put_contents(WRITEPATH.'email_log.php', date('Y-m-d H:i:s').' ['.$server.'] '.str_replace(array(chr(13), chr(10)), '', $msg).PHP_EOL, FILE_APPEND);
}
private function is_gb2312($str) {
return function_exists('mb_detect_encoding') && mb_detect_encoding($str,"UTF-8, ISO-8859-1, GBK")!="UTF-8";
}
}