Пример #1
0
        async Task DoFile(String url)
        {
            switch (Request.HttpMethod.ToUpperInvariant())
            {
            case "POST":
                if (IsNotAjax())
                {
                    return;
                }
                Response.ContentType = "application/json";
                try
                {
                    var files = Request.Files;
                    await _baseController.SaveFiles(url, files, SetQueryStringAndSqlQueryParams, Response.Output);
                }
                catch (Exception ex)
                {
                    WriteExceptionStatus(ex);
                }
                break;

            case "GET":
                try
                {
                    var ai = await _baseController.LoadFileGet(url, SetQueryStringAndSqlQueryParams);

                    if (ai == null)
                    {
                        return;
                    }
                    Response.ContentType = ai.Mime;
                    if (Request.QueryString["export"] != null)
                    {
                        var cdh = new ContentDispositionHeaderValue("attachment")
                        {
                            FileNameStar = _baseController.Localize(ai.Name)
                        };
                        Response.Headers.Add("Content-Disposition", cdh.ToString());
                    }
                    if (ai.Stream == null)
                    {
                        return;
                    }
                    Response.BinaryWrite(ai.Stream);
                }
                catch (Exception ex)
                {
                    WriteExceptionStatus(ex);
                }
                break;
            }
        }
Пример #2
0
        async Task DoFile(String url)
        {
            switch (Request.HttpMethod.ToUpperInvariant())
            {
            case "POST":
                if (IsNotAjax())
                {
                    return;
                }
                Response.ContentType = "application/json";
                try
                {
                    var files = Request.Files;
                    await _baseController.SaveFiles(url, files, SetQueryStringAndSqlQueryParams, Response.Output);
                }
                catch (Exception ex)
                {
                    WriteExceptionStatus(ex);
                }
                break;

            case "GET":
                try
                {
                    var token = Request.QueryString["token"];
                    if (token == null)
                    {
                        throw new InvalidOperationException("There is no access token for image");
                    }
                    var ai = await _baseController.LoadFileGet(url, SetQueryStringAndSqlQueryParams);

                    if (ai == null)
                    {
                        throw new InvalidOperationException($"Not found. Url='{url}'");
                    }
                    if (!_baseController.IsTokenValid(Response, ai.Token, token))
                    {
                        return;
                    }
                    Response.ContentType = ai.Mime;
                    if (Request.QueryString["export"] != null)
                    {
                        var cdh = new ContentDispositionHeaderValue("attachment")
                        {
                            FileNameStar = _baseController.Localize(ai.Name)
                        };
                        Response.Headers.Add("Content-Disposition", cdh.ToString());
                    }
                    else
                    {
                        CacheImage(ai);
                    }
                    if (ai.Stream != null)
                    {
                        Response.BinaryWrite(ai.Stream);
                    }
                }
                catch (Exception ex)
                {
                    var accept = Request.Headers["Accept"];
                    if (accept != null && accept.Trim().StartsWith("image", StringComparison.OrdinalIgnoreCase))
                    {
                        WriteImageException(ex);
                    }
                    else
                    {
                        WriteExceptionStatus(ex);
                    }
                }
                break;
            }
        }