샌드메일서버를 이용한 메일보내기

// 샌드메일서버를 이용한 메일보내기
// authMail("보내는 사람 이메일", "보내는 사람 이름 ", "받는 사람 이메일", "받는 사람 이름", "제목", "내용");
function authMail($from, $namefrom, $to, $nameto, $subject, $message) {
 //환경설정
 $smtpServer = "메일서버주소 아이피 혹은 도메인"; //ip accepted as well
 $port = "25"; // should be 25 by default
 $timeout = "30"; //typical timeout. try 45 for slow servers
 $username = "아이디"; //the login for your smtp
 $password = "비밀번호"; //the pass for your smtp
 $localhost = "127.0.0.1"; //this seems to work always
 $newLine = "\r\n"; //var just for nelines in MS
 $secure = 0; //change to 1 if you need a secure connect

 //connect to the host and port
 $smtpConnect = fsockopen($smtpServer, $port, $errno, $errstr, $timeout);
 $smtpResponse = fgets($smtpConnect, 4096);
 if(empty($smtpConnect)) {
    $output = "Failed to connect: $smtpResponse";
    return $output;
 } else {
    $logArray['connection'] = "Connected to: $smtpResponse";
 }

 //say HELO to our little friend
 fputs($smtpConnect, "HELO $localhost". $newLine);
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['heloresponse'] = "$smtpResponse";

 //start a tls session if needed
 if($secure) {
    fputs($smtpConnect, "STARTTLS". $newLine);
    $smtpResponse = fgets($smtpConnect, 4096);
    $logArray['tlsresponse'] = "$smtpResponse";

    //you have to say HELO again after TLS is started
    fputs($smtpConnect, "HELO $localhost". $newLine);
    $smtpResponse = fgets($smtpConnect, 4096);
    $logArray['heloresponse2'] = "$smtpResponse";
 }

 //request for auth login
 fputs($smtpConnect,"AUTH LOGIN" . $newLine);
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['authrequest'] = "$smtpResponse";

 //send the username
 fputs($smtpConnect, base64_encode($username) . $newLine);
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['authusername'] = "$smtpResponse";

 //send the password
 fputs($smtpConnect, base64_encode($password) . $newLine);
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['authpassword'] = "$smtpResponse";

 //email from
 fputs($smtpConnect, "MAIL FROM: $from" . $newLine);
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['mailfromresponse'] = "$smtpResponse";

 //email to
 fputs($smtpConnect, "RCPT TO: $to" . $newLine);
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['mailtoresponse'] = "$smtpResponse";

 //the email
 fputs($smtpConnect, "DATA" . $newLine);
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['data1response'] = "$smtpResponse";

 //construct headers
 $headers = "MIME-Version: 1.0" . $newLine;
 $headers .= "Content-type: text/html; charset=euc-kr" . $newLine;
 $headers .= "To: $nameto <$to>" . $newLine;
 $headers .= "From: $namefrom <$from>" . $newLine;

 //observe the . after the newline, it signals the end of message
 fputs($smtpConnect, "To: $to\r\nFrom: $from\r\nSubject: $subject\r\n$headers\r\n\r\n$message\r\n.\r\n");
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['data2response'] = "$smtpResponse";

 // say goodbye
 fputs($smtpConnect,"QUIT" . $newLine);
 $smtpResponse = fgets($smtpConnect, 4096);
 $logArray['quitresponse'] = "$smtpResponse";
 $logArray['quitcode'] = substr($smtpResponse,0,3);
 fclose($smtpConnect);
 //a return value of 221 in $retVal["quitcode"] is a success
 return($logArray);
}