Laravel 结合TCPDF生成PDF

        $param = request()->all();
        //Log::info('输出变量：', ['$param' => $param]);
        $id = getter($param, "id", 0);
        if (!isset($id[0])  || empty($id[0])) {
            return message("请选择需要生成PDF文档的学生", false);
        }
        $sMode = new StudentModel();
        $sinfo= $sMode->getInfo($id[0]);
        Log::debug($sinfo);
        if($sinfo){
            $pdf = new TCPDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false);
            //$pdf = new \TCPDF();
            // 设置文档信息
            $pdf->SetCreator('湖南匠领科技有限公司');
            $pdf->SetAuthor('湖南匠领科技有限公司');
            $pdf->SetTitle($sinfo['name']);
            $pdf->SetSubject('湖南匠领科技有限公司');
            $pdf->SetKeywords('湖南匠领科技有限公司');

            // 设置页眉和页脚信息
            $pdf->SetHeaderData('123', 30, 'www.bekingai.com', '湖南匠领科技有限公司', [0, 64, 255], [0, 64, 128]);
            $pdf->setFooterData([0, 64, 0], [0, 64, 128]);
            // 设置页眉和页脚字体
            $pdf->setHeaderFont(['stsongstdlight', '', '10']);
            $pdf->setFooterFont(['helvetica', '', '8']);
            // 设置默认等宽字体
            $pdf->SetDefaultMonospacedFont('courier');
            // 设置间距
            $pdf->SetMargins(15, 15, 0);//页面间隔
            $pdf->SetHeaderMargin(5);//页眉top间隔
            $pdf->SetFooterMargin(10);//页脚bottom间隔
            // 设置分页
            $pdf->SetAutoPageBreak(true, 25);
            // set default font subsetting mode
            $pdf->setFontSubsetting(true);

            //设置字体 stsongstdlight支持中文
            $pdf->SetFont('stsongstdlight', '', 14);

            //第一页 $sinfo["name"]
            $pdf->AddPage();

            $html = '
    <table width="90%" border="1"  cellpadding="15">

  <tr>
    <td colspan="2" height="220"></td>
    <td colspan="2"></td>
  </tr>
  <tr>
    <td width="25%">姓名</td>
    <td width="25%">'.$sinfo['name'].'</td>
    <td width="25%">性别</td>
    <td width="25%">'.$sinfo['gender_name'].'</td>
  </tr>
  <tr>
    <td>学号</td>
    <td>'.$sinfo['code'].'</td>
    <td>身份号码</td>
    <td>'.$sinfo['id_code'].'</td>
  </tr>
  <tr>
    <td>班级</td>
    <td>'.$sinfo['class_name'].'</td>
    <td>年级</td>
    <td>'.$sinfo['grade_name'].'</td>
  </tr>
  <tr>
    <td>出生日期</td>
    <td>'.$sinfo['birthday_out'].'</td>
    <td>有效状态</td>
    <td>'.$sinfo['status_name'].'</td>
  </tr>
    <tr>
    <td>联系电话</td>
    <td>'.$sinfo['telephone'].'</td>
    <td>结业状态</td>
    <td>'.$sinfo['finish_status'].'</td>
  </tr>
  <tr>
    <td>详细住址</td>
    <td colspan="3">'.$sinfo['address'].'</td>
  </tr>
  <tr>
    <td>备注</td>
    <td colspan="3">'.$sinfo['intro'].'</td>
  </tr>        
    </table>
';

            $pdf->writeHTML('<div style="text-align: center"><h1>'.$sinfo["name"].'</h1></div>');
            $pdf->writeHTML($html);
            //头像
            if($sinfo['avatar']){
                $pdf->SetXY(20, 50);
                $pdf->Image($sinfo['avatar'], '', '', 0, 0, '', '', '', false, 300, '', false, false, 0, false, false, false);
            }
            Log::debug('头像地址：'.$sinfo['avatar']);
            //二维码
            if($sinfo['logo']){
                $pdf->SetXY(110, 50);
                $pdf->Image($sinfo['logo'], '', '', 0, 0, '', '', '', false, 300, '', false, false, 0, false, false, false);
            }


            $pdf->Ln(1);//换行符
            $fileName = date('YmdHms').'.pdf';
            //输出PDF
            $pdf->Output(UPLOAD_TEMP_PATH . "/" .$fileName, 'F');//I输出、D下载、 F保存到服务器

            // 下载地址
            $fileUrl = get_image_url(str_replace(ATTACHMENT_PATH, "", UPLOAD_TEMP_PATH) . "/" . $fileName);
            Log::debug('下载地址:'.$fileUrl);
            return message(MESSAGE_OK, true, $fileUrl);
        }
        return message("操作失败", false);