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Diffstat (limited to 'SocketHttpListener.Portable/Net/HttpListenerResponse.cs')
| -rw-r--r-- | SocketHttpListener.Portable/Net/HttpListenerResponse.cs | 525 |
1 files changed, 0 insertions, 525 deletions
diff --git a/SocketHttpListener.Portable/Net/HttpListenerResponse.cs b/SocketHttpListener.Portable/Net/HttpListenerResponse.cs deleted file mode 100644 index 3cb6a0d75..000000000 --- a/SocketHttpListener.Portable/Net/HttpListenerResponse.cs +++ /dev/null @@ -1,525 +0,0 @@ -using System; -using System.Globalization; -using System.IO; -using System.Net; -using System.Text; -using System.Threading; -using System.Threading.Tasks; -using MediaBrowser.Model.IO; -using MediaBrowser.Model.Logging; -using MediaBrowser.Model.Text; -using SocketHttpListener.Primitives; - -namespace SocketHttpListener.Net -{ - public sealed class HttpListenerResponse : IDisposable - { - bool disposed; - Encoding content_encoding; - long content_length; - bool cl_set; - string content_type; - CookieCollection cookies; - WebHeaderCollection headers = new WebHeaderCollection(); - bool keep_alive = true; - Stream output_stream; - Version version = HttpVersion.Version11; - string location; - int status_code = 200; - string status_description = "OK"; - bool chunked; - HttpListenerContext context; - - internal bool HeadersSent; - internal object headers_lock = new object(); - - private readonly ILogger _logger; - private readonly ITextEncoding _textEncoding; - private readonly IFileSystem _fileSystem; - - internal HttpListenerResponse(HttpListenerContext context, ILogger logger, ITextEncoding textEncoding, IFileSystem fileSystem) - { - this.context = context; - _logger = logger; - _textEncoding = textEncoding; - _fileSystem = fileSystem; - } - - internal bool CloseConnection - { - get - { - return headers["Connection"] == "close"; - } - } - - public Encoding ContentEncoding - { - get - { - if (content_encoding == null) - content_encoding = _textEncoding.GetDefaultEncoding(); - return content_encoding; - } - set - { - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - content_encoding = value; - } - } - - public long ContentLength64 - { - get { return content_length; } - set - { - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - if (HeadersSent) - throw new InvalidOperationException("Cannot be changed after headers are sent."); - - if (value < 0) - throw new ArgumentOutOfRangeException("Must be >= 0", "value"); - - cl_set = true; - content_length = value; - } - } - - public string ContentType - { - get { return content_type; } - set - { - // TODO: is null ok? - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - content_type = value; - } - } - - // RFC 2109, 2965 + the netscape specification at http://wp.netscape.com/newsref/std/cookie_spec.html - public CookieCollection Cookies - { - get - { - if (cookies == null) - cookies = new CookieCollection(); - return cookies; - } - set { cookies = value; } // null allowed? - } - - public WebHeaderCollection Headers - { - get { return headers; } - set - { - /** - * "If you attempt to set a Content-Length, Keep-Alive, Transfer-Encoding, or - * WWW-Authenticate header using the Headers property, an exception will be - * thrown. Use the KeepAlive or ContentLength64 properties to set these headers. - * You cannot set the Transfer-Encoding or WWW-Authenticate headers manually." - */ - // TODO: check if this is marked readonly after headers are sent. - headers = value; - } - } - - public bool KeepAlive - { - get { return keep_alive; } - set - { - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - keep_alive = value; - } - } - - public Stream OutputStream - { - get - { - if (output_stream == null) - output_stream = context.Connection.GetResponseStream(); - return output_stream; - } - } - - public Version ProtocolVersion - { - get { return version; } - set - { - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - if (value == null) - throw new ArgumentNullException("value"); - - if (value.Major != 1 || (value.Minor != 0 && value.Minor != 1)) - throw new ArgumentException("Must be 1.0 or 1.1", "value"); - - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - version = value; - } - } - - public string RedirectLocation - { - get { return location; } - set - { - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - location = value; - } - } - - public bool SendChunked - { - get { return chunked; } - set - { - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - chunked = value; - } - } - - public int StatusCode - { - get { return status_code; } - set - { - if (disposed) - throw new ObjectDisposedException(GetType().ToString()); - - if (value < 100 || value > 999) - throw new ProtocolViolationException("StatusCode must be between 100 and 999."); - status_code = value; - status_description = GetStatusDescription(value); - } - } - - internal static string GetStatusDescription(int code) - { - switch (code) - { - case 100: return "Continue"; - case 101: return "Switching Protocols"; - case 102: return "Processing"; - case 200: return "OK"; - case 201: return "Created"; - case 202: return "Accepted"; - case 203: return "Non-Authoritative Information"; - case 204: return "No Content"; - case 205: return "Reset Content"; - case 206: return "Partial Content"; - case 207: return "Multi-Status"; - case 300: return "Multiple Choices"; - case 301: return "Moved Permanently"; - case 302: return "Found"; - case 303: return "See Other"; - case 304: return "Not Modified"; - case 305: return "Use Proxy"; - case 307: return "Temporary Redirect"; - case 400: return "Bad Request"; - case 401: return "Unauthorized"; - case 402: return "Payment Required"; - case 403: return "Forbidden"; - case 404: return "Not Found"; - case 405: return "Method Not Allowed"; - case 406: return "Not Acceptable"; - case 407: return "Proxy Authentication Required"; - case 408: return "Request Timeout"; - case 409: return "Conflict"; - case 410: return "Gone"; - case 411: return "Length Required"; - case 412: return "Precondition Failed"; - case 413: return "Request Entity Too Large"; - case 414: return "Request-Uri Too Long"; - case 415: return "Unsupported Media Type"; - case 416: return "Requested Range Not Satisfiable"; - case 417: return "Expectation Failed"; - case 422: return "Unprocessable Entity"; - case 423: return "Locked"; - case 424: return "Failed Dependency"; - case 500: return "Internal Server Error"; - case 501: return "Not Implemented"; - case 502: return "Bad Gateway"; - case 503: return "Service Unavailable"; - case 504: return "Gateway Timeout"; - case 505: return "Http Version Not Supported"; - case 507: return "Insufficient Storage"; - } - return ""; - } - - public string StatusDescription - { - get { return status_description; } - set - { - status_description = value; - } - } - - void IDisposable.Dispose() - { - Close(true); //TODO: Abort or Close? - } - - public void Abort() - { - if (disposed) - return; - - Close(true); - } - - public void AddHeader(string name, string value) - { - if (name == null) - throw new ArgumentNullException("name"); - - if (name == "") - throw new ArgumentException("'name' cannot be empty", "name"); - - //TODO: check for forbidden headers and invalid characters - if (value.Length > 65535) - throw new ArgumentOutOfRangeException("value"); - - headers.Set(name, value); - } - - public void AppendCookie(Cookie cookie) - { - if (cookie == null) - throw new ArgumentNullException("cookie"); - - Cookies.Add(cookie); - } - - public void AppendHeader(string name, string value) - { - if (name == null) - throw new ArgumentNullException("name"); - - if (name == "") - throw new ArgumentException("'name' cannot be empty", "name"); - - if (value.Length > 65535) - throw new ArgumentOutOfRangeException("value"); - - headers.Add(name, value); - } - - private void Close(bool force) - { - if (force) - { - _logger.Debug("HttpListenerResponse force closing HttpConnection"); - } - disposed = true; - context.Connection.Close(force); - } - - public void Close() - { - if (disposed) - return; - - Close(false); - } - - public void Redirect(string url) - { - StatusCode = 302; // Found - location = url; - } - - bool FindCookie(Cookie cookie) - { - string name = cookie.Name; - string domain = cookie.Domain; - string path = cookie.Path; - foreach (Cookie c in cookies) - { - if (name != c.Name) - continue; - if (domain != c.Domain) - continue; - if (path == c.Path) - return true; - } - - return false; - } - - public void DetermineIfChunked() - { - if (chunked) - { - return; - } - - Version v = context.Request.ProtocolVersion; - if (!cl_set && !chunked && v >= HttpVersion.Version11) - chunked = true; - if (!chunked && string.Equals(headers["Transfer-Encoding"], "chunked")) - { - chunked = true; - } - } - - internal void SendHeaders(bool closing, MemoryStream ms) - { - Encoding encoding = content_encoding; - if (encoding == null) - encoding = _textEncoding.GetDefaultEncoding(); - - if (content_type != null) - { - if (content_encoding != null && content_type.IndexOf("charset=", StringComparison.OrdinalIgnoreCase) == -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.KeepAlive; - - // They sent both KeepAlive: true and Connection: close!? - if (!keep_alive || conn_close) - { - headers.SetInternal("Connection", "close"); - conn_close = true; - } - - if (chunked) - headers.SetInternal("Transfer-Encoding", "chunked"); - - //int reuses = context.Connection.Reuses; - //if (reuses >= 100) - //{ - // _logger.Debug("HttpListenerResponse - keep alive has exceeded 100 uses and will be closed."); - - // force_close_chunked = true; - // if (!conn_close) - // { - // headers.SetInternal("Connection", "close"); - // conn_close = true; - // } - //} - - if (!conn_close) - { - if (context.Request.ProtocolVersion <= HttpVersion.Version10) - headers.SetInternal("Connection", "keep-alive"); - } - - if (location != null) - headers.SetInternal("Location", location); - - if (cookies != null) - { - foreach (Cookie cookie in cookies) - headers.SetInternal("Set-Cookie", cookie.ToString()); - } - - headers.SetInternal("Status", status_code.ToString(CultureInfo.InvariantCulture)); - - using (StreamWriter writer = new StreamWriter(ms, encoding, 256, true)) - { - writer.Write("HTTP/{0} {1} {2}\r\n", version, status_code, status_description); - string headers_str = headers.ToStringMultiValue(); - 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; - } - - public void SetCookie(Cookie cookie) - { - if (cookie == null) - throw new ArgumentNullException("cookie"); - - if (cookies != null) - { - if (FindCookie(cookie)) - throw new ArgumentException("The cookie already exists."); - } - else - { - cookies = new CookieCollection(); - } - - cookies.Add(cookie); - } - - public Task TransmitFile(string path, long offset, long count, FileShareMode fileShareMode, CancellationToken cancellationToken) - { - return ((ResponseStream)OutputStream).TransmitFile(path, offset, count, fileShareMode, cancellationToken); - } - } -}
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