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<?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" => "*****",* "to" => "***",* "subject" => "test",* "body" => "<b>test</b>",* "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=true; /** * @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) < 6){ $this->_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<" . $this->_from . ">\r\n"; $mail .= "TO:<" . $this->_to . ">\r\n"; $mail .= "Subject:" . $this->_subject ."\r\n\r\n"; $mail .= $this->_body . "\r\n.\r\n"; } else{ $mail = "FROM:test<" . $this->_from . ">\r\n"; $mail .= "TO:<" . $this->_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",array(base64_encode($this->_password) . "\r\n",235),array("MAIL FROM:<" . $this->_from . ">\r\n",array("RCPT TO:<" . $this->_to . ">\r\n",array("DATA\r\n",354),array($mail,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:' . $code . '<br />'; //发送命令给服务器 try{ if(socket_write($this->_socket,$command,strlen($command))){ //读取服务器返回 $data = trim(socket_read($this->_socket,1024)); echo 'response:' . $data . '<br /><br />'; if($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" => "********@163.com","to" => "******@163.com","subject" => "test","body" => "<b style='font-size:30px;'>test</b>","username" => "******","password" => "password",); $mail = new MySendMail(); $mail->setServer("smtp.163.com"); $mail->setMailInfo($config); if(!$mail->sendMail()){ echo $mail->error(); return 1; }
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