Home > Article > Backend Development > php mail class, php mail_PHP tutorial
Write a class that uses php socket to send mail. It is simple and easy to use. When using php program to send mail,
In the 163 server, you can also verify whether the 163 mailbox exists in the RCPT command, which has many uses,
I haven’t thought about it yet.
Record it, friends in need can refer to it
class mail {
/**
* These can be sent via email
*/
public $host;
public $port;
public $user;
public $password;
public $mail_form;
public $rcpt;
public $body;
/**
* Information attached to header
*/
public $to_name;
public $from_name;
public $subject;
public $html;
public $connection;
public $msg = array();
// 进行参数初始化
public function __construct($conf, $rcpt, $header, $body, $html = true) {
try {
$this->host = $conf['host'];
$this->port = $conf['port'];
$this->user = $conf['user'];
$this->password = $conf['password'];
$this->rcpt = $rcpt;
$this->to_name = $header['to_name'];
$this->from_name = $header['from_name'];
$this->subject = $header['subject'];
$this->html = $html;
$this->body = base64_encode($body);
} catch (Exception $e) {
throw new Exception($e->getMessage());
}
}
public function connect() {
$this->connection = @fsockopen($this->host, '25', $errno, $errstr, 10);
if (!$this->connection) {
throw new Exception('connect failed!');
}
$greet = $this->callback_code();
}
public function helo() {
if($this->is_connect() &&
$this->send_data('HELO ' . $this->host) &&
$this->callback_code() == 250
) {
return true;
} else {
throw new Exception($this->get_callback_msg_lastest());
}
}
public function send_data($cmd) {
if (is_resource($this->connection)) {
return @fwrite($this->connection, $cmd."rn", strlen($cmd) + 2);
}
}
public function auth(){
if ($this->is_connect() &&
$this->send_data('AUTH LOGIN') && $this->callback_code() == 334 &&
$this->send_data(base64_encode($this->user)) && $this->callback_code() == 334 &&
$this->send_data(base64_encode($this->password)) && $this->callback_code() == 235 ) {
return true;
} else {
throw new Exception($this->get_callback_msg_lastest());
}
}
public function Mail() {
if ($this->is_connect() &&
$this->send_data("MAIL FROM:<$this->user>") &&
$this->callback_code() == 250
) {
return true;
} else {
throw new Exception($this->get_callback_msg_lastest());
}
}
public function is_connect() {
return is_resource($this->connection);
}
public function callback_code() {
if ($this->is_connect()) {
$msg = fgets($this->connection);
if (!empty($msg)) {
$code = substr($msg, 0, strpos($msg, ' '));
} else {
return '';
}
$this->msg[] = $msg;
return $code;
}
}
public function get_callback_msg_lastest() {
return end($this->msg);
}
public function rcpt($rcpt) {
if ($this->is_connect() &&
$this->send_data("RCPT TO:<$rcpt>") &&
$this->callback_code() == 250
) {
return true;
} else {
throw new Exception($this->get_callback_msg_lastest());
}
}
public function data() {
if ($this->is_connect() &&
$this->send_data('DATA') &&
$this->callback_code() == 354) {
return true;
} else {
throw new Exception($this->get_callback_msg_lastest());
}
}
public function send_mail() {
try {
$this->connect();
$this->helo();
$this->auth();
$this->Mail();
if (is_array($this->rcpt)) {
foreach ($this->rcpt as $rcpt) {
$this->rcpt($rcpt);
}
} else {
$this->rcpt($this->rcpt);
}
$this->data();
$header = str_replace("rn" . '.', "rn" . '..', trim(implode("rn", $this->get_header())));
$body = str_replace("rn" . '.', "rn" . '..', $this->body);
$body = substr($body, 0, 1) == '.' ? '.' . $body : $body;
$this->send_data($header);
$this->send_data('');
$this->send_data($body);
$this->send_data('.');
if ($this->callback_code() != 250) {
throw new Exception('send mail falied!');
}
return true;
} catch (Exception $e) {
throw new Exception($e->getMessage());
}
}
//只能检测同一邮件服务器上email address
public function is_email_exist() {
}
public function get_header() {
$header = array();
$content_type = $this->html ? 'text/html;' : 'text/plain;' ;
$headers [] = 'Date: ' . gmdate('D, j M Y H:i:s') . ' +0000';
$to_mail = is_array($this->rcpt) ? implode(',', $this->rcpt) : $this->rcpt;
$headers [] = 'To: "' . '=? utf8?B?' . base64_encode($this->to_name) . '?=' . '" <' . $to_mail . '>';
$headers [] = 'From: "' . '=?utf8?B?' . base64_encode($this->from_name) . '?=' . '" <' . $this->user . '>';
$headers [] = 'Subject: ' . '=?utf8?B?' . base64_encode($this->subject) . '?=';
$headers [] = 'Content-Type:'.$content_type . ' charset=utf8; format=flowed';
$headers [] = 'Content-Transfer-Encoding: base64';
$headers [] = 'Content-Disposition: inline';
return $headers;
}
}
/**
* Use functions to encapsulate classes
*/
function send_mail($conf, $rcpt, $header, $body) {
$mail = new mail($conf, $rcpt, $header, $body);
if ($mail->send_mail()) {
echo 'send email successfully!';
} else {
echo 'falied!';
}
}
$conf = array(
'host' => 'smtp.163.com' ,
'port' => '25',
'user' => 'z1298703836@163.com',
'password' => 'zeiwei123',
);
$rcpt = array(
'z1298703836@sina.com',
'wei.zen@baisonmail.com'
);
$header = array(
'to_name' => 'willstang',
'from_name' => 'sinawill',
'subject' => 'tst of reo ',
);
$body = '
';
print_r($mail->msg);
Be familiar with the process of sending emails, its stmp protocol,
There are also some sending details, such as: the sent content is divided into two parts, one part is in the header, and the other part is the body of the email,