laravel 上传图片

laravel 上传图片

图片表

//Picture
protected $fillable = [
    'picture_category',//所属分类
    'picture_name',//图片名称
    'picture_path',//图片地址
    'created_at',
    'updated_at',
];

代码

class UploadBiz extends BaseBiz
{
    public function __construct()
    { }



    public static $PictureTypeAllow = ['image/jpeg', 'image/png', 'image/gif'];
    public $pictureMaxSize = 5; //单位m

    public function picture($request)
    {

        if (!$request->hasFile('picture')) {
            return $this->responseInvalidParams();
        }

        $picture = $request->file('picture');

        if($request->has('type') && $request->has('type') == 'front'){
            $pictureMaxSizeTrans = trans('validation.picture_max_size');
            $pictureTypeTrans = trans('validation.picture_type');
            $pictureInvalidTrans = trans('validation.picture_invalid');
            $operateFailTrans = trans('operate.fail');
            $uploadFailTrans = trans('operate.upload_fail');
        }else{
            $pictureMaxSizeTrans = self::trans('validation.picture_max_size');
            $pictureTypeTrans = self::trans('validation.picture_type');
            $pictureInvalidTrans = self::trans('validation.picture_invalid');
            $operateFailTrans = self::trans('operate.fail');
            $uploadFailTrans = self::trans('operate.upload_fail');
        }
        //判断大小
        if ($picture->getClientSize() > $this->pictureMaxSize * 100 * 1024) {
            return $this->responseInvalidParams($pictureMaxSizeTrans . $this->pictureMaxSize . '00kb');
        }
        //判断图片类型
        if (array_search($picture->getMimeType(), self::$PictureTypeAllow) === false) {
            return $this->responseInvalidParams($pictureTypeTrans);
        }

        if (!$picture->isValid()) {
            return $this->responseInvalidParams($pictureInvalidTrans);
            abort(400, '无效的上传文件');
        }

        // 文件名
        //$fileName = $picture->getClientOriginalName();
        $extension = $picture->getClientOriginalExtension(); //获得上传文件扩展名


        // 生成新的统一格式的文件名
        $newPictureName = date('His') . '-' . mt_rand(1000, 9999) . '.' . $extension;

        // 图片保存路径
        $savePath = 'images/' . date('Ym');
        Storage::disk('public')->makeDirectory($savePath);

        $filePath = $savePath . '/' . $newPictureName;

        $data['picture_name'] = $newPictureName;
        $data['picture_path'] = Storage::url($filePath);
        $data['picture_category'] = $request->input('picture_category');
        if (empty($data['picture_category'])) $data['picture_category'] = 0;

        //判断文件是否存在数据库
        $pictureInfo = Picture::where('picture_path', $data['picture_path'])
            ->where('picture_category', $data['picture_category'])
            ->first();

        if ($pictureInfo) {
            return $this->responseSuccessForIE($data);
        }

        try {
            // 将文件保存到本地时，先判断同名文件是否已经存在，如果存在直接返回
            if (!Storage::disk('public')->has($filePath)) {
                if ($picture->storePubliclyAs($savePath, $newPictureName, ['disk' => 'public'])) { } else {
                    return $this->responseInvalidParams($uploadFailTrans);
                }
            }

            $pictureObj = Picture::create($data);
            $data['id'] = $pictureObj->id;

            return $this->responseSuccessForIE($data);
        } catch (\Exception $e) {
            \Log::error('操作失败：'.$e->getMessage(),$request->all());
            return $this->responseInvalidParams($operateFailTrans);
        }
    }
}

请求

参数名	必选	类型	说明
picture	是	file	图片文件
picture_category	否	int	所属分类