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php socket通过SMTP发送邮件

程序员文章站 2024-01-02 22:11:10
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phpsocket用过SMTP发送邮件。 用的是php的php-sockets扩展,可以发送纯文本和html格式的邮件。 欢迎提出意见! PHP 源码与演示: 源码出处演示出处 ?php/*** 邮件发送类* 支持发送纯文本邮件和HTML格式的邮件* @example* $config = array(*"from" = "*****",*

php socket用过SMTP发送邮件。
用的是php的php-sockets扩展,可以发送纯文本和html格式的邮件。
欢迎提出意见! PHP

源码与演示:源码出处 演示出处

 "*****",
*		"to" => "***",
*		"subject" => "test",
*		"body" => "test",
*		"username" => "***",
*		"password" => "****",
*		"isHTML" => true
*	);
*
* $mail = new MySendMail();
*
* $mail->setServer("smtp.126.com");
*
* $mail->setMailInfo($config);
* if(!$mail->sendMail()) {
*	echo $mail->error();
*	return 1;
* }
*/
class MySendMail {
	/**
	* @var 邮件传输代理用户名
	* @access private
	*/
	private $_userName;

	/**
	* @var 邮件传输代理密码
	* @access private
	*/
	private $_password;

	/**
	* @var 邮件传输代理服务器地址
	* @access protected
	*/
	protected $_sendServer;

	/**
	* @var 邮件传输代理服务器端口
	* @access protected
	*/
	protected $_port=25;

	/**
	* @var 发件人
	* @access protected
	*/
	protected $_from;

	/**
	* @var 收件人
	* @access protected
	*/
	protected $_to;

	/**
	* @var 主题
	* @access protected
	*/
	protected $_subject;

	/**
	* @var 邮件正文
	* @access protected
	*/
	protected $_body;

	/**
	* @var 是否是HTML格式的邮件
	* @access protected
	*/
	protected $_isHTML=false;

	/**
	* @var socket资源
	* @access protected
	*/
	protected $_socket;

	/**
	* @var 错误信息
	* @access protected
	*/
	protected $_errorMessage;

	public function __construct($from="", $to="", $subject="", $body="", $server="", $username="", $password="",$isHTML="", $port="") {
		if(!empty($from)){
			$this->_from = $from;
		}
		if(!empty($to)){
			$this->_to = $to;
		}
		if(!empty($subject)){
			$this->_subject = $subject;
		}
		if(!empty($body)){
			$this->_body = $body;
		}
		if(!empty($isHTML)){
			$this->_isHTML = $isHTML;
		}
		if(!empty($server)){
			$this->_sendServer = $server;
		}
		if(!empty($port)){
			$this->_port = $port;
		}
		if(!empty($username)){
			$this->_userName = $username;
		}
		if(!empty($password)){
			$this->_password = $password;
		}
	}

	/**
	* 设置邮件传输代理
	* @param string $server 代理服务器的ip或者域名
	* @param int $port 代理服务器的端口,smtp默认25号端口
	* @param int $localPort 本地端口
	* @return boolean
	*/
	public function setServer($server, $port=25) {
		if(!isset($server) || empty($server) || !is_string($server)) {
			$this->_errorMessage = "first one is an invalid parameter";
			return false;
		}
		if(!is_numeric($port)){
			$this->_errorMessage = "first two is an invalid parameter";
			return false;
		}
		$this->_sendServer = $server;
		$this->_port = $port;
		return true;
	}

	/**
	* 设置邮件
	* @access public
	* @param array $config 邮件配置信息
	* 包含邮件发送人、接收人、主题、内容、邮件传输代理的验证信息
	* @return boolean
	*/
	public function setMailInfo($config) {
		if(!is_array($config) || count($config) _errorMessage = "parameters are required";
			return false;
		}

		$this->_from = $config['from'];
		$this->_to = $config['to'];
		$this->_subject = $config['subject'];
		$this->_body = $config['body'];
		$this->_userName = $config['username'];
		$this->_password = $config['password'];
		if(isset($config['isHTML'])){
			$this->_isHTML = $config['isHTML'];
		}

		return true;
	}

	/**
	* 发送邮件
	* @access public
	* @return boolean
	*/
	public function sendMail() {
		$command = $this->getCommand();
		$this->socket();
		
		foreach ($command as $value) {
			if($this->sendCommand($value[0], $value[1])) {
				continue;
			}
			else{
				return false;
			}
		}
		
		$this->close(); //其实这里也没必要关闭,smtp命令:QUIT发出之后,服务器就关闭了连接,本地的socket资源会自动释放
		echo 'Mail OK!';
		return true;
	}

	/**
	* 返回错误信息
	* @return string
	*/
	public function error(){
		if(!isset($this->_errorMessage)) {
			$this->_errorMessage = "";
		}
		return $this->_errorMessage;
	}

	/**
	* 返回mail命令
	* @access protected
	* @return array
	*/
	protected function getCommand() {
		if($this->_isHTML) {
			$mail = "MIME-Version:1.0\r\n";
			$mail .= "Content-type:text/html;charset=utf-8\r\n";
			$mail .= "FROM:test_from . ">\r\n";
			$mail .= "TO:_to . ">\r\n";
			$mail .= "Subject:" . $this->_subject ."\r\n\r\n";
			$mail .= $this->_body . "\r\n.\r\n";
		}
		else{
			$mail = "FROM:test_from . ">\r\n";
			$mail .= "TO:_to . ">\r\n";
			$mail .= "Subject:" . $this->_subject ."\r\n\r\n";
			$mail .= $this->_body . "\r\n.\r\n";
		}
		$command = array(
				array("HELO sendmail\r\n", 250),
				array("AUTH LOGIN\r\n", 334),
				array(base64_encode($this->_userName) . "\r\n", 334),
				array(base64_encode($this->_password) . "\r\n", 235),
				array("MAIL FROM:_from . ">\r\n", 250),
				array("RCPT TO:_to . ">\r\n", 250),
				array("DATA\r\n", 354),
				array($mail, 250),
				array("QUIT\r\n", 221)
		);
		return $command;
	}

	/**
	* @access protected
	* @param string $command 发送到服务器的smtp命令
	* @param int $code 期望服务器返回的响应吗
	* @param boolean
	*/
	protected function sendCommand($command, $code) {
		echo 'Send command:' . $command . ',expected code:' . $code . '
'; //发送命令给服务器 try{ if(socket_write($this->_socket, $command, strlen($command))){ //读取服务器返回 $data = trim(socket_read($this->_socket, 1024)); echo 'response:' . $data . '

'; if($data) { $pattern = "/^".$code."/"; if(preg_match($pattern, $data)) { return true; } else{ $this->_errorMessage = "Error:" . $data . "|**| command:"; return false; } } else{ $this->_errorMessage = "Error:" . socket_strerror(socket_last_error()); return false; } } else{ $this->_errorMessage = "Error:" . socket_strerror(socket_last_error()); return false; } }catch(Exception $e) { $this->_errorMessage = "Error:" . $e->getMessage(); } } /** * 建立到服务器的网络连接 * @access private * @return boolean */ private function socket() { if(!function_exists("socket_create")) { $this->_errorMessage = "extension php-sockets must be enabled"; return false; } //创建socket资源 $this->_socket = socket_create(AF_INET, SOCK_STREAM, getprotobyname('tcp')); if(!$this->_socket) { $this->_errorMessage = socket_strerror(socket_last_error()); return false; } //连接服务器 if(!socket_connect($this->_socket, $this->_sendServer, $this->_port)) { $this->_errorMessage = socket_strerror(socket_last_error()); return false; } socket_read($this->_socket, 1024); return true; } /** * 关闭socket * @access private * @return boolean */ private function close() { if(isset($this->_socket) && is_object($this->_socket)) { $this->_socket->close(); return true; } $this->_errorMessage = "no resource can to be close"; return false; } } /**************************** Test ***********************************/ $config = array( "from" => "XXXXX", "to" => "XXXXX", "subject" => "test", "body" => "test", "username" => "XXXXX", "password" => "******", //"isHTML" => true ); $mail = new MySendMail(); $mail->setServer("smtp.126.com"); $mail->setMailInfo($config); if(!$mail->sendMail()) { echo $mail->error(); return 1; }

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