/// <summary>
/// Binds the model by using the specified controller context and binding context.
/// </summary>
/// <param name="controllerContext">The context within which the controller operates. The context information includes the controller, HTTP content, request context, and route data.</param>
/// <param name="bindingContext">The context within which the model is bound. The context includes information such as the model object, model name, model type, property filter, and value provider.</param>
/// <returns>
/// The bound object.
/// </returns>
/// <exception cref="T:System.ArgumentNullException">The <paramref name="bindingContext "/>parameter is null.</exception>
public override object BindModel(ControllerContext controllerContext, ModelBindingContext bindingContext)
{
if (bindingContext.ModelType != typeof(HttpPostedFileBase))
{
throw new ArgumentException("This binder only works for HttpPostedFileBase.");
}
if (bindingContext.ValueProvider.GetValue(bindingContext.ModelName) != null)
{
var result = base.BindModel(controllerContext, bindingContext);
if (result != null)
{
return(result);
}
}
if (this.AllowDataUriFiles)
{
var value = bindingContext.ValueProvider.GetValue(bindingContext.ModelName + "." + this.DataUriPropertyName);
if (value != null)
{
return(DataUriPostedFile.Parse(value.AttemptedValue));
}
}
return(null);
}
public void When_parsing_Then_finds_right_info()
{
var bytes = File.ReadAllBytes(@"..\..\Web\onebyone.bmp");
string temp = Convert.ToBase64String(bytes);
var result = DataUriPostedFile.Parse(@"data:image/bmp;base64," + temp);
Assert.That(result.ContentType, Is.EqualTo("image/bmp"));
Assert.That(result.ContentLength, Is.EqualTo(58));
Assert.That(result.FileName, Is.EqualTo("datauri.bmp"));
Assert.That(result.InputStream.Length, Is.EqualTo(58));
var newBytes = new byte[58];
result.InputStream.Read(newBytes, 0, 58);
bool equal = newBytes.SequenceEqual(bytes);
Assert.That(equal, Is.True, "Read file is not the same as disk file!");
result.SaveAs("result.bmp"); // Ensure it doesn't explode.
}