Utils.cs 4.5 KB

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  1. /*
  2. * Copyright (c) Contributors, http://opensimulator.org/
  3. * See CONTRIBUTORS.TXT for a full list of copyright holders.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. * * Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * * Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. * * Neither the name of the OpenSimulator Project nor the
  13. * names of its contributors may be used to endorse or promote products
  14. * derived from this software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
  17. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
  20. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26. */
  27. using System;
  28. using System.IO;
  29. using System.IO.Compression;
  30. using OpenSim.Framework.Servers.HttpServer;
  31. using OpenMetaverse;
  32. using OpenMetaverse.StructuredData;
  33. namespace OpenSim.Server.Handlers.Base
  34. {
  35. public class RestHandlerUtils
  36. {
  37. /// <summary>
  38. /// Extract the param from an uri.
  39. /// </summary>
  40. /// <param name="uri">Something like this: /uuid/ or /uuid/handle/release</param>
  41. /// <param name="uri">uuid on uuid field</param>
  42. /// <param name="action">optional action</param>
  43. public static bool GetParams(string path, out UUID uuid, out ulong regionHandle, out string action)
  44. {
  45. uuid = UUID.Zero;
  46. action = "";
  47. regionHandle = 0;
  48. path = path.Trim(new char[] { '/' });
  49. string[] parts = path.Split('/');
  50. if (parts.Length <= 1)
  51. {
  52. return false;
  53. }
  54. else
  55. {
  56. if (!UUID.TryParse(parts[0], out uuid))
  57. return false;
  58. if (parts.Length >= 2)
  59. UInt64.TryParse(parts[1], out regionHandle);
  60. if (parts.Length >= 3)
  61. action = parts[2];
  62. return true;
  63. }
  64. }
  65. public static bool GetAuthentication(IOSHttpRequest httpRequest, out string authority, out string authKey)
  66. {
  67. authority = string.Empty;
  68. authKey = string.Empty;
  69. Uri authUri;
  70. string auth = httpRequest.Headers["authentication"];
  71. // Authentication keys look like this:
  72. // http://orgrid.org:8002/<uuid>
  73. if ((auth != null) && (!string.Empty.Equals(auth)) && auth != "None")
  74. {
  75. if (Uri.TryCreate(auth, UriKind.Absolute, out authUri))
  76. {
  77. authority = authUri.Authority;
  78. authKey = authUri.PathAndQuery.Trim('/');
  79. return true;
  80. }
  81. }
  82. return false;
  83. }
  84. public static OSDMap DeserializeOSMap(IOSHttpRequest httpRequest)
  85. {
  86. Stream inputStream = httpRequest.InputStream;
  87. Stream innerStream = null;
  88. try
  89. {
  90. if ((httpRequest.ContentType == "application/x-gzip" || httpRequest.Headers["Content-Encoding"] == "gzip") || (httpRequest.Headers["X-Content-Encoding"] == "gzip"))
  91. {
  92. innerStream = inputStream;
  93. inputStream = new GZipStream(innerStream, CompressionMode.Decompress);
  94. }
  95. return (OSDMap)OSDParser.DeserializeJson(inputStream);
  96. }
  97. catch
  98. {
  99. return null;
  100. }
  101. finally
  102. {
  103. if (innerStream != null)
  104. innerStream.Dispose();
  105. }
  106. }
  107. }
  108. }