/// <summary>
/// Vrati odpoved v definovanom formate
/// </summary>
/// <param name="type">Typ odpovede</param>
/// <param name="message">Sprava vysvetlujuca odpoved</param>
/// <param name="redirectUrl">Url na ktoru sa ma redirectnut stranka</param>
/// <param name="data">Data ktore sa odosielaju</param>
/// <param name="behavior">JsonRequestBehavior</param>
/// <returns>Navratova hodnota pre server</returns>
public static JsonResult GetJsonResult(ResponseTypes type, String message, String redirectUrl, Object data, JsonRequestBehavior behavior)
{
if (type == ResponseTypes.RedirectToAction && String.IsNullOrWhiteSpace(redirectUrl))
{
throw new Exception("redirectUrl is null or empty!");
}
if (String.IsNullOrWhiteSpace(message) && WebConfiguration.OnResponseMessageDelegate != null)
{
message = WebConfiguration.OnResponseMessageDelegate(type);
}
return(WebUtility.Json(new { result = type, message = message, redirectUrl = redirectUrl, data = data }, behavior));
}
/// <summary>
/// Spracuje request poziadavku na nacitanie obrazku
/// </summary>
/// <param name="context">HttpContext</param>
public void ProcessRequest(HttpContext context)
{
String file = context.Request.RawUrl.Replace("/file/", String.Empty);
Nullable <Guid> key = file.Replace(".data", String.Empty).ToGuidWithoutDash();
if (key.HasValue)
{
FileModelBase fileModel = null;
if (WebConfiguration.OnFileLoadDelegate != null)
{
fileModel = WebConfiguration.OnFileLoadDelegate(key.Value);
}
if (fileModel != null)
{
context.Response.ContentType = fileModel.ContentType;
context.Response.BinaryWrite(fileModel.Data);
return;
}
}
context.Response.StatusCode = 404;
context.Response.StatusDescription = "File not found !";
context.Response.End();
}
/// <summary>
/// Spracuje request poziadavku na nacitanie obrazku
/// </summary>
/// <param name="context">HttpContext</param>
public void ProcessRequest(HttpContext context)
{
//nazov suboru
String baseUrl = context.Request.RawUrl;
String file = baseUrl.Replace(WebConfiguration.ImageConfiguration.BasUrl, String.Empty);
Nullable <Guid> key = null;
Nullable <int> width = null;
Nullable <int> height = null;
if (this.internalParseImageUrl(ref file, out key, out width, out height))
{
//update file name
file = !width.HasValue && !height.HasValue ?
String.Format("{0}.data", key.Value.ToStringWithoutDash()) :
String.Format("{0}_{1}_{2}.data", key.Value.ToStringWithoutDash(), (width.HasValue ? width.Value : 0), (height.HasValue ? height.Value : 0));
//ziskame format obrazku
ImageFormat format = this.InternalGetContentType(baseUrl);
String directory = context.Server.MapPath(WebImageHandler.m_directoryPath);
file = context.Server.MapPath(String.Format("{0}{1}", WebImageHandler.m_directoryPath, file));
WebImage image = null;
if (File.Exists(file))
{
image = new WebImage(System.IO.File.ReadAllBytes(file), format);
}
else
{
if (WebConfiguration.OnImageLoadDelegate != null)
{
image = WebConfiguration.OnImageLoadDelegate(key.Value, format);
if (image != null)
{
if (width.HasValue)
{
image.Image = image.Image.CropOrResizeImage(width, height, format);
}
try
{
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
File.WriteAllBytes(file, image.ImageBlob);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
}
}
if (image != null)
{
context.Response.Cache.SetCacheability(HttpCacheability.Public);
context.Response.Cache.SetMaxAge(new TimeSpan(2, 0, 0, 0));
context.Response.ContentType = image.ContentType;
context.Response.BinaryWrite(image.ImageBlob);
return;
}
}
context.Response.StatusCode = 404;
context.Response.StatusDescription = "Image not found !";
}
