Esempio n. 1
0
        public ActionResult UploadImage()
        {
            const string savePath  = "UploadImages";
            const string saveUrl   = "UploadImages";
            const string fileTypes = "gif,jpg,jpeg,png,bmp,avi";
            const int    maxSize   = 1024 * 1024 * 50;

            Hashtable hash = new Hashtable();

            var file = Request.Form.Files["imgFile"];

            if (file == null)
            {
                hash = new Hashtable
                {
                    ["error"]   = 1,
                    ["message"] = "请选择文件"
                };
                return(Json(hash));
            }

            var    path    = _hostingEnv.WebRootPath;
            string dirPath = path + "\\" + savePath;//System.Web.HttpContext.Current.Server.MapPath(savePath);

            if (!Directory.Exists(dirPath))
            {
                Directory.CreateDirectory(dirPath);
            }

            string fileName = file.FileName;
            string fileExt  = Path.GetExtension(fileName).ToLower();

            ArrayList fileTypeList = ArrayList.Adapter(fileTypes.Split(','));

            if (file.Length > maxSize)
            {
                hash = new Hashtable
                {
                    ["error"]   = 1,
                    ["message"] = "上传文件大小超过限制"
                };
                return(Json(hash));
            }

            if (string.IsNullOrEmpty(fileExt) || Array.IndexOf(fileTypes.Split(','), fileExt.Substring(1).ToLower()) == -1)
            {
                hash = new Hashtable
                {
                    ["error"]   = 1,
                    ["message"] = "上传文件扩展名是不允许的扩展名"
                };
                return(Json(hash));
            }

            string newFileName = DateTime.Now.ToString("yyyyMMddHHmmss_ffff", DateTimeFormatInfo.InvariantInfo) + fileExt;
            string filePath    = dirPath + "\\" + newFileName;

            //file.SaveAs(filePath);
            using (FileStream fs = System.IO.File.Create(filePath))
            {
                file.CopyTo(fs);
                fs.Flush();
            }
            var qiniuUrl   = "http://localhost:3000/qiniu/upload/" + newFileName;
            var result     = BlogController.HttpGet(qiniuUrl, Encoding.GetEncoding("utf-8"));
            var jsonObject = JsonConvert.DeserializeObject <QiniuResult>(result);

http:       //aehyok.qiniudn.com/Chrysanthemum.jpg
            string fileUrl = "http://aehyok.qiniudn.com/" + jsonObject.Key;

            hash = new Hashtable
            {
                ["error"] = 0,
                ["url"]   = fileUrl
            };

            return(Json(hash));
        }
Esempio n. 2
0
        public ActionResult ProcessRequest()
        {
            //根目录路径,相对路径
            String rootPath = "UploadImages";
            //根目录URL,可以指定绝对路径,
            String rootUrl = "UploadImages";
            //图片扩展名
            String fileTypes = "gif,jpg,jpeg,png,bmp";

            String currentPath    = "";
            String currentUrl     = "";
            String currentDirPath = "/";
            String moveupDirPath  = "";

            //根据path参数,设置各路径和URL
            String path = Request.Query["path"];//Request.QueryString["path"];

            path = String.IsNullOrEmpty(path) ? "" : path;
            var tempPath = "";
            var webPath  = @"" + _hostingEnv.WebRootPath;

            if (path == "")
            {
                var temp = _hostingEnv.WebRootPath + $@"\" + rootPath;
                currentPath    = webPath + "\\" + rootPath;    // Server.MapPath(rootPath);
                currentUrl     = rootUrl;
                currentDirPath = "http://aehyok.qiniudn.com/"; //rootPath +"\\";
                moveupDirPath  = "";
            }
            else
            {
                tempPath = path.Replace("/", "");
                //path=path.Split
                currentPath    = webPath + "\\" + tempPath;// HttpContext.Current.Server.MapPath(rootPath) + path;
                currentUrl     = tempPath;
                currentDirPath = tempPath + "\\";
                var array = tempPath.Split('\\');

                moveupDirPath = "UploadImages/";
                //Regex.Replace(currentDirPath, @"(.*?)[^\/]+\/$", "$1");
            }

            //排序形式,name or size or type
            String order = Request.Query["order"];

            order = String.IsNullOrEmpty(order) ? "" : order.ToLower();

            //不允许使用..移动到上一级目录
            if (Regex.IsMatch(path, @"\.\."))
            {
                return(Content("Access is not allowed."));
            }
            //最后一个字符不是/
            if (path != "" && !path.EndsWith("/"))
            {
                return(Content("Parameter is not valid."));
            }
            //目录不存在或不是目录
            if (!Directory.Exists(currentPath))
            {
                return(Content("Directory does not exist."));
            }

            //遍历目录取得文件信息
            string[] dirList  = Directory.GetDirectories(currentPath);
            string[] fileList = Directory.GetFiles(currentPath);

            switch (order)
            {
            case "size":
                Array.Sort(dirList, new NameSorter());
                Array.Sort(fileList, new SizeSorter());
                break;

            case "type":
                Array.Sort(dirList, new NameSorter());
                Array.Sort(fileList, new TypeSorter());
                break;

            case "name":
            default:
                Array.Sort(dirList, new NameSorter());
                Array.Sort(fileList, new NameSorter());
                break;
            }

            Hashtable result = new Hashtable
            {
                ["moveup_dir_path"]  = moveupDirPath,   //上一级目录地址
                ["current_dir_path"] = currentDirPath   //当前目录地址
            };

            string fileUrl = "http://" + Request.Host.Value + "/" + currentUrl + "/";

            result["current_url"] = "http://aehyok.qiniudn.com/";
            result["total_count"] = dirList.Length + fileList.Length;
            List <Hashtable> dirFileList = new List <Hashtable>();

            result["file_list"] = dirFileList;
            for (int i = 0; i < dirList.Length; i++)
            {
                DirectoryInfo dir  = new DirectoryInfo(dirList[i]);
                Hashtable     hash = new Hashtable
                {
                    ["is_dir"]   = true,
                    ["has_file"] = (dir.GetFileSystemInfos().Length > 0),
                    ["filesize"] = 0,
                    ["is_photo"] = false,
                    ["filetype"] = "",
                    ["filename"] = dir.Name,
                    ["datetime"] = dir.LastWriteTime.ToString("yyyy-MM-dd HH:mm:ss")
                };
                dirFileList.Add(hash);
            }

            var downLoadUrl = "http://localhost:3000/qiniu/download";
            var files       = BlogController.HttpGet(downLoadUrl, Encoding.UTF8);

            List <QiniuFile> list = JsonConvert.DeserializeObject <List <QiniuFile> >(files);

            foreach (var item in list)
            {
                Hashtable hash = new Hashtable
                {
                    ["is_dir"]   = false,
                    ["has_file"] = false,
                    ["filesize"] = item.FSize,
                    ["is_photo"] = true,// (Array.IndexOf(fileTypes.Split(','), file.Extension.Substring(1).ToLower()) >= 0);
                    ["filetype"] = item.MimeType,
                    ["filename"] = item.Key,
                    ["datetime"] = item.PutTime //.ToString("yyyy-MM-dd HH:mm:ss");
                };
                dirFileList.Add(hash);
            }
            for (int i = 0; i < fileList.Length; i++)
            {
                FileInfo  file = new FileInfo(fileList[i]);
                Hashtable hash = new Hashtable
                {
                    ["is_dir"]   = false,
                    ["has_file"] = false,
                    ["filesize"] = file.Length,
                    ["is_photo"] = (Array.IndexOf(fileTypes.Split(','), file.Extension.Substring(1).ToLower()) >= 0),
                    ["filetype"] = file.Extension.Substring(1),
                    ["filename"] = file.Name,
                    ["datetime"] = file.LastWriteTime.ToString("yyyy-MM-dd HH:mm:ss")
                };
                dirFileList.Add(hash);
            }
            //Response.AddHeader("Content-Type", "application/json; charset=UTF-8");
            //context.Response.Write(JsonMapper.ToJson(result));
            //context.Response.End();
            return(Json(result));
        }