private static async Task<byte[]> GetPostData(HttpStreamReader streamReader, IHttpHeaders headers)
{
int postContentLength;
byte[] post;
if (headers.TryGetByName("content-length", out postContentLength))
{
byte[] buffer = new byte[postContentLength];
var readBytes = await streamReader.BaseStream.ReadAsync(buffer, 0, postContentLength);
post = buffer;
}
else
{
post = null;
}
return post;
}
public async Task<IHttpRequest> Provide(HttpStreamReader streamReader)
{
// parse the http request
var request = await streamReader.ReadLineAsync().ConfigureAwait(false);
if (request == null)
return null;
var tokens = request.Split(' ');
if (tokens.Length != 3)
{
return null;
}
var httpMethod = HttpMethodProvider.Default.Provide(tokens[0]);
var httpProtocol = tokens[2];
var url = tokens[1];
var queryString = GetQueryStringData(ref url);
var uri = new Uri(url, UriKind.Relative);
var headersRaw = new Dictionary<string, string>(StringComparer.InvariantCultureIgnoreCase);
// get the headers
string line;
while (!string.IsNullOrEmpty((line = await streamReader.ReadLineAsync().ConfigureAwait(false))))
{
var headerKvp = SplitHeader(line);
headersRaw.Add(headerKvp.Key, headerKvp.Value);
}
IHttpHeaders headers = new HttpHeaders(headersRaw);
byte[] post = await GetPostData(streamReader, headers);
return new HttpRequest(headers, httpMethod, httpProtocol, uri,
uri.OriginalString.Split(Separators, StringSplitOptions.RemoveEmptyEntries), queryString, post);
}
