/// <summary>
/// Try to return a file to client. Return false if file is not found
/// </summary>
/// <returns></returns>
private static bool ReplyFile(IHttpResponseDelegate response, String filePath)
{
if (!File.Exists(filePath))
{
return(false);
}
var ext = (Path.GetExtension(filePath).TrimOrNull() ?? ".").Substring(1).ToLower();
String contentType = ContentTypes.GetOrDefault(ext, "text/plain");
Reply(response, contentType, File.ReadAllBytes(filePath), contentType.StartsWith("image/"), null, null);
return(true);
}
public async Task GetAsync(HttpListenerContext context)
{
var fullpath = FindFile(context.Request.Url.LocalPath);
if (fullpath == null)
{
throw new HttpException(404, "Not Found");
}
var contentType = ContentTypes.GetOrDefault(Path.GetExtension(fullpath));
if (contentType == null)
{
throw new HttpException(404, "Not Found");
}
if (contentType == PageContentType)
{
onpage(context);
}
try
{
//NOTE: Mono breaks keep-alive connection on disponsing HttpResponseStream
//using(var outputStream = context.Response.OutputStream)
using (var stream = new FileStream(fullpath, FileMode.Open, FileAccess.Read, FileShare.Read, 4096, FileOptions.SequentialScan | FileOptions.Asynchronous))
{
context.Response.ContentLength64 = stream.Length;
context.Response.ContentType = contentType;
context.Response.AddHeader("Cache-Control", "private, max-age=" + MaxAge);
context.Response.AddHeader("Accept-Ranges", "none");
await stream.CopyToAsync(context.Response.OutputStream);
await context.Response.OutputStream.FlushAsync();
}
}
catch (FileNotFoundException)
{
throw new HttpException(404, "Not Found");
}
}
