public void Close()
{
if (sock != null)
{
Stream st = GetResponseStream();
st.Close();
o_stream = null;
}
if (sock != null)
{
if (chunked && context.Response.ForceCloseChunked == false)
{
// Don't close. Keep working.
chunked_uses++;
Init();
BeginReadRequest();
return;
}
if (context.Response.Headers ["connection"] == "close")
{
Socket s = sock;
sock = null;
try {
s.Shutdown(SocketShutdown.Both);
} catch {
} finally {
s.Close();
}
}
else
{
Init();
BeginReadRequest();
return;
}
if (context_bound)
{
epl.UnbindContext(context);
}
}
}
internal void Close(bool force_close)
{
if (sock != null)
{
Stream st = GetResponseStream();
st.Close();
o_stream = null;
}
if (sock != null)
{
if (!force_close && chunked && context.Response.ForceCloseChunked == false)
{
// Don't close. Keep working.
chunked_uses++;
Unbind();
Init();
BeginReadRequest();
return;
}
if (force_close || context.Response.Headers ["connection"] == "close")
{
Socket s = sock;
sock = null;
try {
s.Shutdown(SocketShutdown.Both);
} catch {
} finally {
s.Close();
}
Unbind();
}
else
{
Unbind();
Init();
BeginReadRequest();
return;
}
}
}
internal void FinishInitialization()
{
string host = UserHostName;
if (version > HttpVersion.Version10 && (host == null || host.Length == 0))
{
context.ErrorMessage = "Invalid host name";
return;
}
string path;
Uri raw_uri;
#if NET_2_0
if (MonoHttp.Utility.MaybeUri(raw_url) && Uri.TryCreate(raw_url, UriKind.Absolute, out raw_uri))
#else
try { raw_uri = new Uri(raw_url); } catch { raw_uri = null; } if (url != raw_uri && (raw_uri.Host == null || raw_uri.Host.Length == 0))
{
raw_uri = null;
}
if (raw_uri != null)
#endif
{ path = raw_uri.PathAndQuery; }
else
{
path = raw_url;
}
if ((host == null || host.Length == 0))
{
host = UserHostAddress;
}
if (raw_uri != null)
{
host = raw_uri.Host;
}
int colon = host.IndexOf(':');
if (colon >= 0)
{
host = host.Substring(0, colon);
}
string base_uri = String.Format("{0}://{1}:{2}",
(IsSecureConnection) ? "https" : "http",
host,
LocalEndPoint.Port);
#if NET_2_0
if (!Uri.TryCreate(base_uri + path, UriKind.Absolute, out url))
{
#else
try { url = new Uri(base_uri + path); }
catch {}; if (url != null && (url.Host == null || url.Host.Length == 0))
{
url = null;
}
if (url == null)
{
#endif
context.ErrorMessage = "Invalid url: " + base_uri + path;
return;
}
CreateQueryString(url.Query);
string t_encoding = null;
if (version >= HttpVersion.Version11)
{
t_encoding = Headers ["Transfer-Encoding"];
// 'identity' is not valid!
if (t_encoding != null && t_encoding != "chunked")
{
context.Connection.SendError(null, 501);
return;
}
}
is_chunked = (t_encoding == "chunked");
foreach (string m in no_body_methods)
{
if (string.Compare(method, m, true, System.Globalization.CultureInfo.InvariantCulture) == 0)
{
return;
}
}
if (!is_chunked && !cl_set)
{
context.Connection.SendError(null, 411);
return;
}
if (is_chunked || content_length > 0)
{
input_stream = context.Connection.GetRequestStream(is_chunked, content_length);
}
if (Headers ["Expect"] == "100-continue")
{
ResponseStream output = context.Connection.GetResponseStream();
output.InternalWrite(_100continue, 0, _100continue.Length);
}
}
internal void SendHeaders(bool closing, MemoryStream ms)
{
//TODO: When do we send KeepAlive?
Encoding encoding = content_encoding;
if (encoding == null)
{
encoding = Encoding.Default;
}
if (content_type != null)
{
if (content_encoding != null && content_type.IndexOf("charset=") == -1)
{
string enc_name = content_encoding.WebName;
headers.SetInternal("Content-Type", content_type + "; charset=" + enc_name);
}
else
{
headers.SetInternal("Content-Type", content_type);
}
}
if (headers ["Server"] == null)
{
headers.SetInternal("Server", "Mono-HTTPAPI/1.0");
}
CultureInfo inv = CultureInfo.InvariantCulture;
if (headers ["Date"] == null)
{
headers.SetInternal("Date", DateTime.UtcNow.ToString("r", inv));
}
if (!chunked)
{
if (!cl_set && closing)
{
cl_set = true;
content_length = 0;
}
if (cl_set)
{
headers.SetInternal("Content-Length", content_length.ToString(inv));
}
}
Version v = context.Request.ProtocolVersion;
if (!cl_set && !chunked && v >= HttpVersion.Version11)
{
chunked = true;
}
/* Apache forces closing the connection for these status codes:
* HttpStatusCode.BadRequest 400
* HttpStatusCode.RequestTimeout 408
* HttpStatusCode.LengthRequired 411
* HttpStatusCode.RequestEntityTooLarge 413
* HttpStatusCode.RequestUriTooLong 414
* HttpStatusCode.InternalServerError 500
* HttpStatusCode.ServiceUnavailable 503
*/
bool conn_close = (status_code == 400 || status_code == 408 || status_code == 411 ||
status_code == 413 || status_code == 414 || status_code == 500 ||
status_code == 503);
if (conn_close == false)
{
conn_close = (context.Request.Headers ["connection"] == "close");
conn_close |= (v <= HttpVersion.Version10);
}
// They sent both KeepAlive: true and Connection: close!?
if (!keep_alive || conn_close)
{
headers.SetInternal("Connection", "close");
}
if (chunked)
{
headers.SetInternal("Transfer-Encoding", "chunked");
}
int chunked_uses = context.Connection.ChunkedUses;
if (chunked_uses >= 100)
{
force_close_chunked = true;
if (!conn_close)
{
headers.SetInternal("Connection", "close");
}
}
if (location != null)
{
headers.SetInternal("Location", location);
}
if (cookies != null)
{
bool firstDone = false;
StringBuilder cookieSB = new StringBuilder();
foreach (Cookie cookie in cookies)
{
if (firstDone)
{
cookieSB.Append(",");
}
firstDone = true;
cookieSB.Append(MonoHttp.Utility.ToClientString(cookie));
}
headers.SetInternal("Set-Cookie2", cookieSB.ToString());
}
StreamWriter writer = new StreamWriter(ms, encoding);
writer.Write("HTTP/{0} {1} {2}\r\n", version, status_code, status_description);
string headers_str = headers.ToString();
writer.Write(headers_str);
writer.Flush();
int preamble = encoding.GetPreamble().Length;
if (output_stream == null)
{
output_stream = context.Connection.GetResponseStream();
}
/* Assumes that the ms was at position 0 */
ms.Position = preamble;
HeadersSent = true;
}
