function sendMail($param) {

        $config = C('THINK_EMAIL');

        vendor('PHPMailer.class#phpmailer'); //从PHPMailer目录导class.phpmailer.php类文件

        $mail = new PHPMailer(); //PHPMailer对象

        $mail->CharSet = $config['EMAIL_CHARSET']; //设定邮件编码，默认ISO-8859-1，如果发中文此项必须设置，否则乱码

        $mail->IsSMTP();  // 设定使用SMTP服务

        $mail->SMTPDebug = ;   // 关闭SMTP调试功能

        // 1 = errors and messages

        // 2 = messages only

        $mail->SMTPAuth = $config['EMAIL_SMTPAUTH'];   // 启用 SMTP 验证功能

        $mail->Host = $config['SMTP_HOST'];  // SMTP 服务器

        $mail->Port = $config['SMTP_PORT'];  // SMTP服务器的端口号

        $mail->Username = $config['SMTP_USER'];  // SMTP服务器用户名

        $mail->Password = $config['SMTP_PASS'];  // SMTP服务器密码

        //$mail->SetFrom($config['FROM_EMAIL'], $config['FROM_NAME']);

        $mail->SetFrom($param['mail_from'], $param['mail_name']);

        $replyEmail = $config['REPLY_EMAIL'] ? $config['REPLY_EMAIL'] : $param['mail_from'];

        $replyName = $config['REPLY_NAME'] ? $config['REPLY_NAME'] : $param['mail_name'];

        $mail->AddReplyTo($replyEmail, $replyName);

        if (!empty($param['to'])) {

            foreach ($param['to'] as $to) {

                $mail->AddAddress($to['address'], $to['name']);

            }

        }

        if (!empty($param['cc'])) {

            foreach ($param['cc'] as $cc) {

                $mail->addCC($cc['address'], $cc['name']);

            }

        }

//        if (!empty($param['bcc'])) {

//            foreach ($param['bcc'] as $bcc) {

//                $mail->addBCC($bcc['address'], $bcc['name']);

//            }

//        }

        $param['body'] = $mail->WrapText($param['body'], );

        $mail->Subject = $param['subject'];

        if (!empty($param['body'])) {

            $mail->MsgHTML($param['body']);

            $mail->IsHTML($config['EMAIL_ISHTML']);

            $mail->Body = $param['body'];

        }

//        if (!empty($param['attachment'])) { // 添加附件

//            foreach ($param['attachment'] as $file) {

//                if (is_file($file['path'])) {

//                    $mail->AddAttachment($file['path'], $file['name']);

//                }

//            }

//        }

        for($i=;$i<(count($param['attachment']));$i++){

            $img=substr($param['attachment'][$i], strpos($param['attachment'][$i], ","));

            $mail->AddStringAttachment(base64_decode($img),"attach".$i.".png","base64","image/png");

        }

        //重发机制

        $ret['errno'] = ;

        $ret['msg'] = '';

        if ($mail->Send()) {

            return $ret;

        } else {

            if ($mail->Send()) {

                return $ret;

            } else {

                $ret['errno'] = ;

                $ret['msg'] = $mail->ErrorInfo;

                return $ret;

            }

        }

        // return $mail->Send() ? true : $mail->ErrorInfo;

    }

 // 配置邮件发送服务器

'THINK_EMAIL'=>array(

    'SMTP_HOST'   =>  'localhost',  //邮件发送SMTP服务器

    'SMTP_PORT'   => '',//SMTP服务器端口

    'SMTP_USER'   =>  'admin', //SMTP服务器登陆用户名

    'SMTP_PASS'   =>  'admin', //SMTP服务器登陆密码

    'FROM_EMAIL'  =>'发件箱@XX.com',

    'FROM_NAME'  =>'发件人姓名',

    'REPLY_EMAIL' =>'',

    'REPLY_NAME'  =>'',

    'EMAIL_CHARSET' =>'utf-8',

    'EMAIL_ISHTML' => 'TRUE',

    'EMAIL_SMTPAUTH' => '',

    ),

public function getImage() {

    $reportId = I('request.id');

    $imgInfos = I('request.img');

    header('Content-Type: image/png');

    $repotModel = M('XXX');

    $report = $repotModel->where(['id'=>$reportId])->find();

    $base = explode(',', $report[$imgInfos])[];

    $base = base64_decode($base);

    echo $base;

    die();

}