public override async Task ExecuteAsync(HttpContext context)
{
var fullpath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, FilePath.TrimStart('/', '\\'));
if (File.Exists(fullpath))
{
var response = context.Response;
var filename = Path.GetFileName(fullpath);
var ext = Path.GetExtension(fullpath);
response.StatusCode = 200;
response.ContentType = Mime.Get(ext.ToLower()) ?? "application/octet-stream";
response.AddHeader("Content-Disposition", string.Format("attachment; filename={0}", filename));
var buffer = new byte[4096];
int readBytes = 0;
using (var fs = new FileStream(fullpath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
response.AddHeader("Content-Length", fs.Length.ToString());
while ((readBytes = await fs.ReadAsync(buffer, 0, 4096)) > 0)
{
await response.WriteAsync(buffer);
}
}
}
else
{
await(new Http404NotFoundResult()).ExecuteAsync(context);
}
}
public void MimeTypeTest2()
{
IMime mime = new Mime();
var mimeType = mime.Get("3dml");
Assert.AreEqual(mimeType, "text/vnd.in3d.3dml");
}
internal static void Main(string[] args)
{
//Using static method get mime Type From the Resources
var name = Mime.GetMimeType("ami");
Console.WriteLine("ami = " + name);
IMime mimeType = new Mime();
var mimeType1 = mimeType.Get("3dml");
Console.WriteLine("3dml = " + mimeType1);
var mimeType2 = mimeType["z3"];
Console.WriteLine("z3 = " + mimeType2);
}
public override async Task ExecuteAsync(HttpContext context)
{
var fullpath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, FilePath.TrimStart('/', '\\'));
var response = context.Response;
var request = context.Request;
if (File.Exists(fullpath))
{
if (request.Header["If-Modified-Since"] != null)
{
DateTime time;
if (DateTime.TryParse(request.Header["If-Modified-Since"], out time))
{
if (time.Ticks >= File.GetLastWriteTimeUtc(fullpath).Ticks)
{
response.StatusCode = 304;
await response.WriteAsync(string.Empty);
return;
}
}
}
var ext = Path.GetExtension(fullpath);
response.StatusCode = 200;
response.ContentType = Mime.Get(ext) ?? "application/octet-stream";
response.AddHeader("Last-Modified", File.GetLastWriteTime(fullpath).ToUniversalTime().ToString("r"));
var buffer = new byte[4096];
int readBytes = 0;
using (var fs = new FileStream(fullpath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
response.AddHeader("Content-Length", fs.Length.ToString());
while ((readBytes = await fs.ReadAsync(buffer, 0, 4096)) > 0)
{
await response.WriteAsync(buffer);
}
}
}
else
{
await(new Http404NotFoundResult()).ExecuteAsync(context);
}
}
public void Text()
{
Mime.Get("../../App_Data/Text.txt").ShouldNotBe(ApplicationOctetStream);
Mime.Get("../../App_Data/Text.txt").ShouldBe("application/text");
}
public void Pdf()
{
Mime.Get("../../App_Data/example_pdf.pdf").ShouldNotBe(ApplicationOctetStream);
Mime.Get("../../App_Data/example_pdf.pdf").ShouldBe("application/text");
}
public void Excel_RealWorld()
{
Mime.Get("../../App_Data/example_excel.xlsx").ShouldNotBe(ApplicationOctetStream);
Mime.Get("../../App_Data/example_excel.xlsx").ShouldBe("application/text");
}
public void Excel_New()
{
Mime.Get("../../App_Data/test_excel.xlsx").ShouldNotBe(ApplicationOctetStream);
Mime.Get("../../App_Data/test_excel.xlsx").ShouldBe("application/text");
}
