/// <summary>
/// Creates a new context object for a web request
/// but reading the data sent to a recently opened
/// socket.
/// </summary>
public static LPWebContext FromSocket(Socket socket)
{
var ret = new LPWebContext();
ret.ConnectedSocket = socket;
ret.Request = LPWebRequest.Read(socket);
ret.Response = new LPWebResponse(ret);
return(ret);
}
/// <summary>
/// Creates a web request record from an incoming request
/// converted to a string.
/// </summary>
public static LPWebRequest Parse(string request)
{
var ret = new LPWebRequest();
request = request.Replace("\r\n", "\n");
var lines = request.Split('\n');
// parse the first line
if (lines.Length == 0 || string.IsNullOrEmpty(lines[0]))
{
throw new Exception("Invalid first line of request.");
}
var httpVersionIndex = lines[0].LastIndexOf(" HTTP");
if (httpVersionIndex > -1)
{
lines[0] = lines[0].Substring(0, httpVersionIndex);
}
var blankIndex = lines[0].IndexOf(" ");
if (blankIndex == -1)
{
throw new Exception("Invalid first line of request.");
}
ret.Method = lines[0].Substring(0, blankIndex);
ret.RawUrl = lines[0].Substring(blankIndex + 1);
// parse the raw url
var qIndex = ret.RawUrl.IndexOf("?");
if (qIndex > -1)
{
ret.Path = ret.RawUrl.Substring(0, qIndex);
ret.Query = ret.RawUrl.Substring(qIndex + 1);
foreach (var pair in ret.Query.Split('&'))
{
var i = pair.IndexOf('=');
if (i > -1)
{
string key = pair.Substring(0, i);
var value = System.Net.WebUtility.UrlDecode(pair.Substring(i + 1));
ret.QueryString.Add(key, value);
}
else
{
ret.QueryString.Add(pair, "");
}
}
}
else
{
ret.Query = null;
ret.Path = ret.RawUrl;
}
// parse the headers
for (var i = 1; i < lines.Length; i++)
{
if (lines[i] == "")
{
break;
}
var colon = lines[i].IndexOf(": ");
if (colon == -1)
{
continue;
}
var key = lines[i].Substring(0, colon);
var value = lines[i].Substring(colon + 2);
ret.Headers.Add(key, value);
}
return(ret);
}
