public static RemoteFileInfo Get(string url, EventHandler <BeforeSendingRequestEventArgs> before, EventHandler <AfterGettingResponseEventArgs> after)
{
using (var response = (HttpWebResponse)RequestHelper.CreateHttpRequest(url, before).GetResponse())
{
after.Raise(null, new AfterGettingResponseEventArgs(response));
var headers = response.Headers;
return(new RemoteFileInfo
{
AcceptRange = headers.AllKeys.Any(x => x.ToLower().Contains("range") && headers[x].Contains("bytes")),
ServerFileName = FileNameHelper.GetFileName(response),
URL = url,
Length = response.ContentLength
});
}
}
/// <summary>
/// Gets the remote file informations from the server
/// </summary>
/// <param name="url">Remote file url</param>
/// <param name="before">Event to be raised before sending request</param>
/// <param name="after">Event to be raised after getting response</param>
/// <returns></returns>
public static RemoteFileInfo Get(string url, EventHandler <BeforeSendingRequestEventArgs> before, EventHandler <AfterGettingResponseEventArgs> after)
{
var request = (HttpWebRequest)RequestHelper.CreateHttpRequest(url, before);
request.AddRange(0);
using (var response = (HttpWebResponse)request.GetResponse())
{
after.Raise(null, new AfterGettingResponseEventArgs(response));
var headers = response.Headers;
var serverFileName = FileNameHelper.GetFileName(response);
var contentSize = response.ContentLength;
var contentRange = response.Headers[HttpResponseHeader.ContentRange];
if (contentSize < 1 && !string.IsNullOrEmpty(contentRange))
{
var parts = contentRange.Split('/');
if (parts.Length > 1)
{
long.TryParse(parts[1], out contentSize);
}
}
var transferEncodingHeader = response.Headers[HttpResponseHeader.TransferEncoding];
var isChunked = false;
if (transferEncodingHeader != null)
{
isChunked = transferEncodingHeader.ToLower() == "chunked";
}
var acceptRanges = headers.AllKeys.Any(x => x.ToLower().Contains("range") && headers[x].Contains("bytes")) &&
contentSize > 0;
return(new RemoteFileInfo
{
AcceptRange = acceptRanges,
ServerFileName = serverFileName,
URL = url,
Length = contentSize,
IsChunked = isChunked
});
}
}
