laravel 文件上传

/**
     * 储存上传文件.
     *
     * @param hiyiPlusHttpRequestsAPI2StoreUploadFile $request
     * @param IlluminateContractsRoutingResponseFactory $response
     * @param CarbonCarbon $dateTime
     * @param hiyiPlusModelsFile $fileModel
     * @param hiyiPlusModelsFileWith $fileWith
     * @return mixed
     * @author Seven Du <shiweidu@outlook.com>
     */
    public function store(StoreUploadFileRequest $request, ResponseContract $response, Carbon $dateTime, FileModel $fileModel, FileWithModel $fileWith)
    {

        $clientHeight = $request->input('height', 0);
        $clientWidth = $request->input('width', 0);

        //判断文件hash(是否上传过)
        $fileModel = $this->validateFileInDatabase($fileModel, $file = $request->file('file'), function (UploadedFile $file, string $md5) use ($fileModel, $dateTime, $clientWidth, $clientHeight, $response): FileModel {

            // 图片做旋转处理
            if (! in_array($file->getClientMimeType(), ['video/mp4', 'image/gif'])) {
                ini_set('memory_limit', '-1');
                Image::make($file->getRealPath())->orientate()->save($file->getRealPath(), 100);
            }

            list($width, $height) = ($imageInfo = @getimagesize($file->getRealPath())) === false ? [null, null] : $imageInfo;

            //按照日期生成路径
            $path = $dateTime->format('Y/m/d/Hi');
            //去除本地上传
//            if (($filename = $file->store($path, config('cdn.generators.filesystem.disk'))) === false) {
//                return $response->json(['message' => '上传失败'], 500);
//            }

            //oss上传开始
            $files=new FilesImagesController();
            //生成文件路径
            $oss_path = $path.'/'.$file->hashName();
            $result=$files->uploadsOss($file->getRealPath(), $oss_path);
            //oss上传结束

            //保存file表
            $fileModel->filename = $oss_path;
            $fileModel->hash = $md5;
            $fileModel->origin_filename = $file->getClientOriginalName();
            $fileModel->mime = $file->getClientMimeType();
            $fileModel->width = $width ?? $clientWidth;
            $fileModel->height = $height ?? $clientHeight;
            $fileModel->saveOrFail();

            return $fileModel;
        });
        //保存files_with表
        $fileWith = $this->resolveFileWith($fileWith, $request->user(), $fileModel);

        //log::info('store_id'.$fileWith->id);
        return $response->json(['message' => ['上传成功'], 'id' => $fileWith->id,])->setStatusCode(201);
    }

    /**
     * Get or create a uploaded file with id.
     *
     * @param IlluminateHttpRequest $request
     * @param IlluminateContractsRoutingResponseFactory $response
     * @param hiyiPlusModelsFile $file
     * @param hiyiPlusModelsFileWith $fileWith
     * @param string $hash
     * @return mixed
     * @author Seven Du <shiweidu@outlook.com>
     */
    public function uploaded(Request $request, ResponseContract $response, FileModel $file, FileWithModel $fileWith, string $hash)
    {
        $file = $file->where('hash', strtolower($hash))->firstOr(function () {
            abort(406);
        });

        // 复用空类型数据～减少资源浪费.
        $fileWith = $this->resolveFileWith($fileWith, $request->user(), $file);

        return $response->json([
            'message' => ['success'],
            'id' => $fileWith->id,
        ])->setStatusCode(200);
    }

    /**
     * Validate and return the file database model instance.
     *
     * @param hiyiPlusModelsFile $fileModel
     * @param IlluminateHttpUploadedFile $file
     * @param callable $call
     * @return hiyiPlusModelsFile
     * @author Seven Du <shiweidu@outlook.com>
     */
    public function validateFileInDatabase(FileModel $fileModel, UploadedFile $file, callable $call): FileModel
    {
        $hash = md5_file($file->getRealPath());

        return $fileModel->where('hash', $hash)->firstOr(function () use ($file, $call, $hash): FileModel {
            return call_user_func_array($call, [$file, $hash]);
        });
    }

    /**
     * 解决数据模型非实例.
     *
     * @param hiyiPlusModelsFileWith $fileWith
     * @param hiyiPlusModelsUser $user
     * @param hiyiPlusModelsFile $file
     * @return hiyiPlusModelsFileWith
     * @author Seven Du <shiweidu@outlook.com>
     */
    public function resolveFileWith(FileWithModel $fileWith, UserModel $user, FileModel $file): FileWithModel
    {
        $fileWith->file_id = $file->id;
        $fileWith->channel = null;
        $fileWith->raw = null;
        $fileWith->size = ($size = sprintf('%sx%s', $file->width, $file->height)) === 'x' ? null : $size;
        $user->files()->save($fileWith);

        return $fileWith;
    }

 

 https://www.cnblogs.com/loveyoume/p/6099966.html 

简单理解call_user_func和call_user_func_array两个函数