public static RequestContext BuildRequestContext(string requestHeaderText, NetworkStream requestStream)
{
if (string.IsNullOrWhiteSpace(requestHeaderText))
{
throw new ArgumentException($"{nameof(requestHeaderText)} cannot be null, empty or whitespace.");
}
if (requestStream == null)
{
throw new ArgumentNullException($"{nameof(requestStream)} cannot be null.");
}
string[] requestHeaderFields = requestHeaderText.Split(Environment.NewLine);
string[] requestLineSegments = requestHeaderFields
.First()
.Split(' ');
if (requestLineSegments.Length != 3)
{
throw new HttpRequestParserException($"Invalid RequestLine- Format. Number of Segments:{requestLineSegments.Length}, expected 3.");
}
string method = requestLineSegments[0];
string requestedPath = requestLineSegments[1];
string version = requestLineSegments[2];
if (!supportedVersion.Contains(version, StringComparer.OrdinalIgnoreCase))
{
throw new HttpRequestParserException($"Invalid Request Version: {version}.");
}
string[] requestedPathSegments = requestedPath
.Split('?');
string path = string.Empty;
string queryString = string.Empty;
if (requestedPathSegments.Length > 0)
{
path = requestedPathSegments[0];
}
if (requestedPathSegments.Length > 1)
{
queryString = requestedPathSegments[1];
}
RequestContext.RequestLine requestLine = new RequestContext.RequestLine(version, path, requestedPath, ConvertMethod(method));
IReadOnlyDictionary <string, string> parsedQueryString = ParseQueryString(queryString);
Multimap <string, string> parsedRequestHeaderFields = ParseRequestHeaderFields(requestHeaderFields);
return(RequestContext.Build(requestLine, parsedQueryString, parsedRequestHeaderFields, requestStream));
}
