====== 配置php.ini ====
max_execution_time = 6000
max_input_time = 6000
post_max_size = 90000M
upload_max_filesize = 80000M
max_file_uploads = 200

======= html ===

<div id="uploader" class="wu-example">
	<!--用來存放檔案資訊-->
	<div id="thelist" class="uploader-list"></div>
	<div class="btns">
		<div id="picker">選擇檔案</div>
	</div>
</div>

====== js ========

function uploadModel() {
    // 建立上傳
    var uploader = WebUploader.create({
        auto: true, // 選中檔案後，自動上傳
        swf: '/static/public/webupload/Uploader.swf',
        server: './upload',      // 服務端地址
        pick:'#picker',
        resize: false,
        chunked: true,            //開啟分片上傳
        chunkSize: 1024*1024*100,   //每一片的大小
        chunkRetry: 5,          // 如果遇到網路錯誤,重新上傳次數
        threads: 1,               // [預設值：3] 上傳併發數。允許同時最大上傳程序數。
        fileNumLimit:500,
        fileSizeLimit:1024*1024*1024*10,
        fileSingleSizeLimit:1024*1024*1024*10,
        formData: {model_type:model_type}
    });
    // 當有檔案被新增進佇列的時候
    uploader.on( 'fileQueued', function( file ) {
        var $list = $('#thelist');
        $list.html('');
        $list.append( '<div id="' + file.id + '" class="item">' +
            '<h4 class="info">' + file.name + '</h4>' +
            '<p class="state">等待上傳...</p>' +
            '</div>' );
    });
    // 檔案上傳過程中建立進度條實時顯示。
    uploader.on( 'uploadProgress', function( file, percentage ) {
        var $li = $( '#'+file.id ),
            $percent = $li.find('.layui-progress .layui-progress-bar');
        // 避免重複建立
        if ( !$percent.length ) {
            $percent = $('<div class="layui-progress layui-progress-big" lay-showpercent="true" lay-filter="demo">' +
                '<div class="layui-progress-bar layui-bg-red" lay-percent="0%"></div>'+
                '</div>').appendTo( $li ).find('.layui-progress-bar');
        }
        $li.find('p.state').text('上傳中');
        element.progress('demo', percentage * 100 + '%');
        /*$percent.css( 'width', percentage * 100 + '%' );
        $percent.css( 'lay-percent', percentage * 100 + '%' );*/
    });

    //模型上傳成功
    uploader.on('uploadSuccess', function (file, response) {
        $( '#'+file.id ).find('p.state').text('合併和解壓中...');
        $.ajax({
            url: "./saveFile",
            type: "post",
            data: {
                oldName:response.oldName,
                uploadPath:response.filePaht,
                extension:response.fileSuffixes,
                path:response.path
            },
            dataType: "json",
            success: function (res) {
                if(res.code==2){
                    $( '#'+file.id ).find('p.state').text('上傳成功');
                    $('#resource_name').val(file.name);
                    attachment_id = res.id;
                    layer.msg(res.msg);
                }else{
                    $( '#'+file.id ).find('p.state').text('合併解壓出錯,請重新上傳');
                }
            }
        });
    });

    uploader.on( 'uploadError', function( file ) {
        $( '#'+file.id ).find('p.state').text('上傳出錯');
    });
}


============ tp5  php =======

// 上傳分片檔案，合併分片檔案
public function upload(){
        header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
        header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
        header("Cache-Control: no-store, no-cache, must-revalidate");
        header("Cache-Control: post-check=0, pre-check=0", false);
        header("Pragma: no-cache");
        if ($_SERVER['REQUEST_METHOD'] == 'OPTIONS') { exit; }
        if ( !empty($_REQUEST[ 'debug' ]) ) {
            $random = rand(0, intval($_REQUEST[ 'debug' ]) );
            if ( $random === 0 ) {
                header("HTTP/1.0 500 Internal Server Error");
                exit;
            }
        }
        @set_time_limit(30 * 60);
        $path = 'E:\WebServer\Resources'; //檔案路徑
        $date_dir = date('Ymd');
        $targetDir = $path . '\\' . 'file_material_tmp' . '\\' . $date_dir;
        $uploadDir = $path . '\\' . 'file_material' . '\\' . $date_dir;
        $cleanupTargetDir = true; // Remove old files
        $maxFileAge = 10 * 3600; // Temp file age in seconds
        if (!is_dir($targetDir)) {
            mkdir($targetDir, 0777, true);
        }
        if (!is_dir($uploadDir)) {
            mkdir($uploadDir, 0777, true);
        }
        // Get a file name
        if (isset($_REQUEST["name"])) {
            $fileName = $_REQUEST["name"];
        } else if (!empty($_FILES)) {
            $fileName = $_FILES["file"]["name"];
        } else {
            $fileName = uniqid("file_");
        }
        $oldName = $fileName;
        $filePath = $targetDir . DIRECTORY_SEPARATOR . $fileName;
        $chunk = isset($_REQUEST["chunk"]) ? intval($_REQUEST["chunk"]) : 0;
        $chunks = isset($_REQUEST["chunks"]) ? intval($_REQUEST["chunks"]) : 1;
        // Remove old temp files
        if ($cleanupTargetDir) {
            if (!is_dir($targetDir) || !$dir = opendir($targetDir)) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 100, "message": "Failed to open temp directory."}, "id" : "id"}');
            }
            while (($file = readdir($dir)) !== false) {
                $tmpfilePath = $targetDir . DIRECTORY_SEPARATOR . $file;
                // If temp file is current file proceed to the next
                if ($tmpfilePath == "{$filePath}_{$chunk}.part" || $tmpfilePath == "{$filePath}_{$chunk}.parttmp") {
                    continue;
                }
                // Remove temp file if it is older than the max age and is not the current file
                if (preg_match('/\.(part|parttmp)$/', $file) && (@filemtime($tmpfilePath) < time() - $maxFileAge)) {
                    @unlink($tmpfilePath);
                }
            }
            closedir($dir);
        }
        // Open temp file
        if (!$out = @fopen("{$filePath}_{$chunk}.parttmp", "wb")) {
            die('{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}');
        }
        if (!empty($_FILES)) {
            if ($_FILES["file"]["error"] || !is_uploaded_file($_FILES["file"]["tmp_name"])) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 103, "message": "Failed to move uploaded file."}, "id" : "id"}');
            }
            // Read binary input stream and append it to temp file
            if (!$in = @fopen($_FILES["file"]["tmp_name"], "rb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}');
            }
        } else {
            if (!$in = @fopen("php://input", "rb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 101, "message": "Failed to open input stream."}, "id" : "id"}');
            }
        }
        while ($buff = fread($in, 4096)) {
            fwrite($out, $buff);
        }
        @fclose($out);
        @fclose($in);
        rename("{$filePath}_{$chunk}.parttmp", "{$filePath}_{$chunk}.part");
        $done = true;
        for( $index = 0; $index < $chunks; $index++ ) {
            if ( !file_exists("{$filePath}_{$index}.part") ) {
                $done = false;
                break;
            }
        }
        if ( $done ) {
            $pathInfo = pathinfo($fileName);
            $hashStr = substr(md5($pathInfo['basename']),8,16);
            $hashName = time() . $hashStr . '.' .$pathInfo['extension'];
            $uploadPath = $uploadDir . DIRECTORY_SEPARATOR .$hashName;
            if (!$out = @fopen($uploadPath, "wb")) {
                die('{"jsonrpc" : "2.0", "error" : {"code": 102, "message": "Failed to open output stream."}, "id" : "id"}');
            }
            if ( flock($out, LOCK_EX) ) {
                for( $index = 0; $index < $chunks; $index++ ) {
                    if (!$in = @fopen("{$filePath}_{$index}.part", "rb")) {
                        break;
                    }
                    while ($buff = fread($in, 4096)) {
                        fwrite($out, $buff);
                    }
                    @fclose($in);
                    @unlink("{$filePath}_{$index}.part");
                }
                flock($out, LOCK_UN);
            }
            @fclose($out);
            $response = [
                'success'=>true,
                'oldName'=>$oldName,
                'filePaht'=>$uploadPath,
                'fileSuffixes'=>$pathInfo['extension'],
                'path'=>$path
            ];
            return json($response);
        }
        die('{"jsonrpc" : "2.0", "result" : null, "id" : "id"}');
    }
	
	// 儲存上傳的壓縮包並解壓
	 public function saveFile()
    {
        $param = input('post.');
        $oldName = $param['oldName'];
        $uploadPath = $param['uploadPath'];
        $extension = $param['extension'];
        $path = $param['path'];
        //寫入到檔案表
        $data = [];
        $data[''] = $oldName;
		...(自己根據需求存檔案)
        
        $res['src'] = $uploadPath;
        $res['code'] = 2;
        // 記得開啟php.ini裡的com.allow_dcom = true
		// 電腦裡安裝的有winrar
        $obj = new \COM('WScript.Shell');
        //執行doc解壓命令
        $file_path = $res['src'];
        $flag = $obj->run("winrar x $file_path $path",1,true);
        if($flag == 1){ // 0 是成功 1是失敗
            return json(['code'=>-1,'msg'=>'解壓檔案失敗']);
        }
        $res['id'] = Db::name('attachment')->insertGetId($data);
        return json($res);
    }