mcs/class/System/System.Net/HttpWebResponse.jvm.cs

   1 using System;\r
   2 using System.Collections.Specialized;\r
   3 using System.Globalization;\r
   4 using System.IO;\r
   5 using System.Runtime;\r
   6 using System.Runtime.Serialization;\r
   7 using System.Security.Cryptography.X509Certificates;\r
   8 \r
   9 namespace System.Net\r
  10 {\r
  11         \r
  12         [Serializable]\r
  13         public class HttpWebResponse : WebResponse,  IDisposable\r
  14         {\r
  15                 #region Fields\r
  16                 private mainsoft.apache.commons.httpclient.HttpMethod _httpMethod;\r
  17                 private CookieCollection _cookies;\r
  18                 private WebHeaderCollection _headers;\r
  19                 private string _statusDescription;\r
  20                 private Version _version = null;\r
  21                 private Uri _uri;\r
  22                 private string _method;\r
  23                 private Stream _responseStream;\r
  24                 private mainsoft.apache.commons.httpclient.HttpState _state;\r
  25                 private HttpStateCache _stateCache;\r
  26                 private HttpStatusCode _statusCode;\r
  27                 private bool _isStatusCodeInitialized = false;\r
  28 \r
  29                 private Type _httpStatusCodeType = typeof(HttpStatusCode);\r
  30 \r
  31                 private sbyte [] _responseBody;\r
  32                 private bool _isHttpMethodClosed = false;\r
  33                 #endregion\r
  34 \r
  35                 #region Constructors\r
  36 \r
  37                 internal HttpWebResponse(mainsoft.apache.commons.httpclient.HttpMethod httpMethod,\r
  38                         mainsoft.apache.commons.httpclient.HttpState state,\r
  39                         HttpStateCache stateCache,\r
  40                         Uri uri, string method)\r
  41                 {\r
  42                         _httpMethod = httpMethod;\r
  43                         _uri = uri;\r
  44                         _method = method;\r
  45                         _state = state;\r
  46                         _stateCache = stateCache;\r
  47                 }\r
  48 \r
  49                 #endregion\r
  50 \r
  51                 #region Properties\r
  52 \r
  53                 public CookieCollection Cookies\r
  54                 {\r
  55                         get\r
  56                         {\r
  57                                 if(_cookies == null)\r
  58                                 {\r
  59                                         _cookies = new CookieCollection();\r
  60                                         FillCookies();\r
  61 \r
  62                                 }\r
  63                                 return _cookies;\r
  64                         }\r
  65 \r
  66                         set\r
  67                         {\r
  68                                 _cookies = value;\r
  69                         }\r
  70                 }\r
  71 \r
  72                 public override WebHeaderCollection Headers\r
  73                 {\r
  74                         get\r
  75                         {\r
  76                                 if(_headers == null)\r
  77                                 {\r
  78                                         _headers = new WebHeaderCollection();\r
  79                                         FillHeaders();\r
  80                                 }\r
  81                                 return _headers;\r
  82                         }\r
  83                 }\r
  84                 public override long ContentLength\r
  85                 {\r
  86                         get\r
  87                         {\r
  88                                 string val = Headers["Content-Length"];\r
  89                                 if(val == null || val.Trim().Equals(""))\r
  90                                         return -1L;\r
  91                                 try\r
  92                                 {\r
  93                                         return Int64.Parse(val);\r
  94                                 }\r
  95                                 catch\r
  96                                 {\r
  97                                         return -1L;\r
  98                                 }\r
  99                         }\r
 100                 }\r
 101 \r
 102 \r
 103                 public string ContentEncoding\r
 104                 {\r
 105                         get\r
 106                         {\r
 107                                 return Headers["Content-Encoding"];\r
 108                         }\r
 109                 }\r
 110 \r
 111                 public override string ContentType\r
 112                 {\r
 113                         get\r
 114                         {\r
 115                                 return  Headers["Content-Type"];\r
 116                         }\r
 117                 }\r
 118 \r
 119                 public string CharacterSet\r
 120                 {\r
 121                         get\r
 122                         {\r
 123                                 string contentType = ContentType;
 124                                 if (contentType == null)
 125                                         return "ISO-8859-1";
 126                                 string val = contentType.ToLower ();
 127                                 int pos = val.IndexOf ("charset=");
 128                                 if (pos == -1)
 129                                         return "ISO-8859-1";
 130                                 pos += 8;
 131                                 int pos2 = val.IndexOf (';', pos);
 132                                 return (pos2 == -1)
 133                                         ? contentType.Substring (pos)
 134                                         : contentType.Substring (pos, pos2 - pos);\r
 135                         }\r
 136                 }\r
 137 \r
 138                 public string Server\r
 139                 {\r
 140                         get\r
 141                         {\r
 142                                 return Headers ["Server"];\r
 143                         }\r
 144                 }\r
 145 \r
 146                 public DateTime LastModified\r
 147                 {\r
 148                         get\r
 149                         {\r
 150                                 try\r
 151                                 {\r
 152                                         string val =  Headers["Last-Modified"];\r
 153                                         return MonoHttpDate.Parse(val);\r
 154                                 }\r
 155                                 catch\r
 156                                 {\r
 157                                         return DateTime.Now;\r
 158                                 }\r
 159                         }\r
 160                 }\r
 161 \r
 162                 public HttpStatusCode StatusCode\r
 163                 {\r
 164                         get\r
 165                         {\r
 166                                 if(_isStatusCodeInitialized == false)\r
 167                                 {\r
 168                                         int status = _httpMethod.getStatusCode();\r
 169                                         _statusCode = (HttpStatusCode)Enum.Parse(_httpStatusCodeType, \r
 170                                                 Enum.GetName(_httpStatusCodeType, status));\r
 171                                         _isStatusCodeInitialized = true;\r
 172                                 }\r
 173 \r
 174                                 return _statusCode;\r
 175                         }\r
 176                 }\r
 177 \r
 178                 public string StatusDescription\r
 179                 {\r
 180                         get\r
 181                         {\r
 182                                 if(_statusDescription == null)\r
 183                                         _statusDescription = _httpMethod.getStatusText();\r
 184                                 return _statusDescription;\r
 185                         }\r
 186                 }\r
 187 \r
 188                 public Version ProtocolVersion\r
 189                 {\r
 190                         get\r
 191                         {\r
 192                                 if(_version == null)\r
 193                                         ParseVersion();\r
 194                                 return _version;\r
 195                         }\r
 196                 }\r
 197 \r
 198                 public override Uri ResponseUri\r
 199                 {\r
 200                         get\r
 201                         {\r
 202                                 return _uri;\r
 203                         }\r
 204                 }\r
 205 \r
 206                 public string Method\r
 207                 {\r
 208                         get\r
 209                         {\r
 210                                 return _method;\r
 211                         }\r
 212                 }\r
 213                 #endregion\r
 214 \r
 215                 #region Methods\r
 216 \r
 217                 internal void ReadAllAndClose()\r
 218                 {\r
 219                         if (_responseBody != null)\r
 220                                 return;\r
 221 \r
 222                         object temp = null;\r
 223                         if(_cookies == null)\r
 224                         {\r
 225                 temp = this.Cookies;\r
 226                         }\r
 227                         if(_headers == null)\r
 228                         {\r
 229                                 temp = this.Headers;\r
 230                         }\r
 231                         if(_isStatusCodeInitialized == false)\r
 232                         {\r
 233                                 temp = this.StatusCode;\r
 234                         }\r
 235                         if(_statusDescription == null)\r
 236                         {\r
 237                                 temp = this.StatusDescription;\r
 238                         }\r
 239                         if(_version == null)\r
 240                         {\r
 241                                 temp = this.ProtocolVersion;\r
 242                         }\r
 243 \r
 244                         _responseBody = _httpMethod.getResponseBody();\r
 245 #if DEBUG\r
 246                         Console.WriteLine("The response body as string == {0}", System.Text.Encoding.UTF8.GetString((byte[])vmw.common.TypeUtils.ToByteArray(_responseBody)));\r
 247 #endif\r
 248                         this.Close();\r
 249                 }\r
 250 \r
 251                 public override Stream GetResponseStream()\r
 252                 {\r
 253                         try\r
 254                         {\r
 255                                 if(_responseStream == null)\r
 256                                 {\r
 257                                         Type t = Type.GetType("System.IO.ConsoleReadStream", true);\r
 258                                         object [] param = null;\r
 259                                         if (_responseBody == null)\r
 260                                         {\r
 261                                                 param = new object[]{_httpMethod.getResponseBodyAsStream()};\r
 262                                         }\r
 263                                         else\r
 264                                         {\r
 265                                                 param = new object[]{new java.io.ByteArrayInputStream(_responseBody)};\r
 266                                         }\r
 267                                         _responseStream = (Stream) Activator.CreateInstance(t, param);\r
 268                                 }\r
 269                                 return _responseStream;\r
 270                         }\r
 271                         catch(Exception e)\r
 272                         {\r
 273                                 Console.WriteLine("Exception caught!");\r
 274                                 Console.WriteLine(e.GetType() + ":" + e.Message + "\n" + e.StackTrace);\r
 275                                 throw e;\r
 276                         }\r
 277                 }\r
 278 \r
 279                 public override void Close()\r
 280                 {\r
 281                         try\r
 282                         {\r
 283                                 if(_responseStream != null)\r
 284                                         _responseStream.Close();\r
 285                         }\r
 286                         finally\r
 287                         {\r
 288                                 _responseStream = null;\r
 289 \r
 290                                 if (!_isHttpMethodClosed)\r
 291                                 {\r
 292                                         _httpMethod.releaseConnection();\r
 293                                         if(_stateCache != null && _state != null)\r
 294                                         {\r
 295                                                 _stateCache.ReleaseHttpState(_state);\r
 296                                                 _state = null;\r
 297                                                 _stateCache = null;\r
 298                                         }\r
 299                                         _isHttpMethodClosed = true;\r
 300                                 }\r
 301                         }\r
 302                 }\r
 303 \r
 304                 public string GetResponseHeader(string headerName)\r
 305                 {\r
 306                         return Headers[headerName];\r
 307                 }\r
 308 \r
 309                 public override int GetHashCode()\r
 310                 {\r
 311                         return base.GetHashCode();\r
 312                 }\r
 313 \r
 314 \r
 315                 protected virtual void Dispose(bool disposing)\r
 316                 {\r
 317                         try\r
 318                         {\r
 319                                 if(_responseStream != null)\r
 320                                         _responseStream.Close();\r
 321                         }\r
 322                         finally\r
 323                         {\r
 324                                 _responseStream = null;\r
 325 \r
 326                                 if (!_isHttpMethodClosed)\r
 327                                 {\r
 328                                         _httpMethod.releaseConnection();\r
 329                                         _isHttpMethodClosed = true;\r
 330                                 }\r
 331                         }\r
 332                 }\r
 333 \r
 334                 private void FillHeaders()\r
 335                 {\r
 336                         mainsoft.apache.commons.httpclient.Header[] respHeaders =\r
 337                                 _httpMethod.getResponseHeaders();\r
 338                         if(respHeaders == null)\r
 339                                 return;\r
 340                         for(int i = 0; i < respHeaders.Length; i++)\r
 341                         {\r
 342                                 \r
 343                                 mainsoft.apache.commons.httpclient.HeaderElement[] elements = respHeaders[i].getElements();     \r
 344                                 for(int j = 0; j < elements.Length; j++)\r
 345                                 {\r
 346                                         string key = elements[j].getName();\r
 347                                         string val = elements[j].getValue();\r
 348                                         string pair = (key == null) ? ((val == null) ? "" : val) : ((val==null) ? key : key + "=" + val);\r
 349                                         _headers.Add(respHeaders[i].getName(), pair);                                                   \r
 350                                 }\r
 351 \r
 352                         }\r
 353                         ParseVersion();\r
 354                 }\r
 355 \r
 356                 private void ParseVersion()\r
 357                 {\r
 358                         mainsoft.apache.commons.httpclient.StatusLine statusLine =\r
 359                                 _httpMethod.getStatusLine();\r
 360                         string ver = statusLine.getHttpVersion().Trim().ToUpper();\r
 361                         if(ver == "HTTP/1.1")\r
 362                                _version = HttpVersion.Version11;\r
 363                         else if(ver == "HTTP/1.0")\r
 364                                 _version = HttpVersion.Version10;\r
 365                         else\r
 366                                 _version = null;\r
 367                 }\r
 368         \r
 369                 private void FillCookies()
 370                 {
 371                         if(_state == null)
 372                                 return;
 373
 374                         mainsoft.apache.commons.httpclient.Cookie[] javaCookies =
 375                                 _state.getCookies();
 376
 377                         if(javaCookies == null)
 378                                 return;
 379
 380                         for(int i = 0; i < javaCookies.Length; i++)
 381                         {
 382                                 bool httpsProtocol = _httpMethod.getURI().ToString().StartsWith("https");
 383                                 if(!httpsProtocol && javaCookies[i].getSecure())
 384                                         continue;
 385                                 Cookie c = new Cookie(javaCookies[i].getName(),
 386                                         javaCookies[i].getValue(),
 387                                         (javaCookies[i].getPath() == null) ? "" : javaCookies[i].getPath(),
 388                                         (javaCookies[i].getDomain() == null) ? "" : javaCookies[i].getDomain());
 389                                 java.util.Calendar jCalendar = java.util.Calendar.getInstance();
 390                                 java.util.Date jDate = javaCookies[i].getExpiryDate();
 391                                 if(jDate != null)
 392                                 {
 393                                         jCalendar.setTime(javaCookies[i].getExpiryDate());
 394                                         c.Expires = (DateTime) vmw.common.DateTimeUtils.CalendarToDateTime(jCalendar);
 395                                 }
 396
 397                                 _cookies.Add(c);
 398                         }
 399
 400                 }
 401
 402                 //todo remove unused methods
 403                 private void FillCookies_old ()
 404                 {
 405
 406                         string val = Headers["Set-Cookie"];
 407                         if (val != null && val.Trim () != "")
 408                                 SetCookie (val);
 409
 410                         val = Headers["Set-Cookie2"];
 411                         if (val != null && val.Trim () != "")
 412                                 SetCookie2 (val);
 413                 }\r
 414 \r
 415                 static string [] SplitValue (string input)
 416                 {
 417                         string [] result = new string [2];
 418                         int eq = input.IndexOf ('=');
 419                         if (eq == -1) \r
 420                         {
 421                                 result [0] = "invalid";
 422                         } \r
 423                         else \r
 424                         {
 425                                 result [0] = input.Substring (0, eq).Trim ().ToUpper ();
 426                                 result [1] = input.Substring (eq + 1);
 427                         }
 428
 429                         return result;
 430                 }\r
 431 \r
 432                 private void SetCookie(string val)\r
 433                 {\r
 434 //                      Console.WriteLine("in set cookie 1 - got value : " + val);
 435                         string[] parts = null;
 436                         Collections.Queue options = null;
 437                         Cookie cookie = null;
 438
 439                         options = new Collections.Queue (val.Split (';'));
 440                         parts = SplitValue ((string) options.Dequeue()); // NAME=VALUE must be first
 441
 442                         cookie = new Cookie (parts[0], parts[1]);
 443
 444                         while (options.Count > 0) \r
 445                         {
 446                                 parts = SplitValue ((string) options.Dequeue());
 447                                 switch (parts [0]) \r
 448                                 {
 449                                         case "COMMENT":
 450                                                 if (cookie.Comment == null)
 451                                                         cookie.Comment = parts[1];
 452                                                 break;
 453                                         case "COMMENTURL":
 454                                                 if (cookie.CommentUri == null)
 455                                                         cookie.CommentUri = new Uri(parts[1]);
 456                                                 break;
 457                                         case "DISCARD":
 458                                                 cookie.Discard = true;
 459                                                 break;
 460                                         case "DOMAIN":
 461                                                 if (cookie.Domain == "")
 462                                                         cookie.Domain = parts[1];
 463                                                 break;
 464                                         case "MAX-AGE": // RFC Style Set-Cookie2
 465                                                 if (cookie.Expires == DateTime.MinValue)
 466                                                         cookie.Expires = cookie.TimeStamp.AddSeconds (Int32.Parse (parts[1]));
 467                                                 break;
 468                                         case "EXPIRES": // Netscape Style Set-Cookie
 469                                                 if (cookie.Expires == DateTime.MinValue) \r
 470                                                 {
 471                                                         //FIXME: Does DateTime parse something like: "Sun, 17-Jan-2038 19:14:07 GMT"?
 472                                                         //cookie.Expires = DateTime.ParseExact (parts[1]);
 473                                                         cookie.Expires = DateTime.Now.AddDays (1);
 474                                                 }
 475                                                 break;
 476                                         case "PATH":
 477                                                 cookie.Path = parts[1];
 478                                                 break;
 479                                         case "PORT":
 480                                                 if (cookie.Port == null)
 481                                                         cookie.Port = parts[1];
 482                                                 break;
 483                                         case "SECURE":
 484                                                 cookie.Secure = true;
 485                                                 break;
 486                                         case "VERSION":
 487                                                 cookie.Version = Int32.Parse (parts[1]);
 488                                                 break;
 489                                 } // switch
 490                         } // while
 491
 492                         if (_cookies == null)
 493                                 _cookies = new CookieCollection();
 494
 495                         if (cookie.Domain == "")
 496                                 cookie.Domain = _uri.Host;
 497
 498 //                      Console.WriteLine("adding cookie " + cookie + " to collection");
 499                         _cookies.Add (cookie);
 500 //                      Console.WriteLine("exit from method...");
 501                 }               \r
 502                 \r
 503                 private void SetCookie2 (string cookies_str)
 504                 {
 505                         string [] cookies = cookies_str.Split (',');
 506                         foreach (string cookie_str in cookies)
 507                                 SetCookie (cookie_str);
 508                 }\r
 509                 #endregion\r
 510 \r
 511         }\r
 512 \r
 513 }\r
 514 \r
 515 \r