AssetServerGetHandler.cs 4.8 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 Nini.Config;
  28. using log4net;
  29. using System;
  30. using System.IO;
  31. using System.Reflection;
  32. using System.Net;
  33. using System.Text;
  34. using System.Text.RegularExpressions;
  35. using System.Xml;
  36. using System.Xml.Serialization;
  37. using OpenSim.Server.Base;
  38. using OpenSim.Services.Interfaces;
  39. using OpenSim.Framework;
  40. using OpenSim.Framework.Servers.HttpServer;
  41. namespace OpenSim.Server.Handlers.Asset
  42. {
  43. public class AssetServerGetHandler : BaseStreamHandler
  44. {
  45. // private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
  46. private IAssetService m_AssetService;
  47. public AssetServerGetHandler(IAssetService service) :
  48. base("GET", "/assets")
  49. {
  50. m_AssetService = service;
  51. }
  52. protected override byte[] ProcessRequest(string path, Stream request,
  53. IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
  54. {
  55. byte[] result = new byte[0];
  56. string[] p = SplitParams(path);
  57. if (p.Length == 0)
  58. return result;
  59. if (p.Length > 1 && p[1] == "data")
  60. {
  61. result = m_AssetService.GetData(p[0]);
  62. if (result == null)
  63. {
  64. httpResponse.StatusCode = (int)HttpStatusCode.NotFound;
  65. httpResponse.ContentType = "text/plain";
  66. result = new byte[0];
  67. }
  68. else
  69. {
  70. httpResponse.StatusCode = (int)HttpStatusCode.OK;
  71. httpResponse.ContentType = "application/octet-stream";
  72. }
  73. }
  74. else if (p.Length > 1 && p[1] == "metadata")
  75. {
  76. AssetMetadata metadata = m_AssetService.GetMetadata(p[0]);
  77. if (metadata != null)
  78. {
  79. XmlSerializer xs =
  80. new XmlSerializer(typeof(AssetMetadata));
  81. result = ServerUtils.SerializeResult(xs, metadata);
  82. httpResponse.StatusCode = (int)HttpStatusCode.OK;
  83. httpResponse.ContentType =
  84. SLUtil.SLAssetTypeToContentType(metadata.Type);
  85. }
  86. else
  87. {
  88. httpResponse.StatusCode = (int)HttpStatusCode.NotFound;
  89. httpResponse.ContentType = "text/plain";
  90. result = new byte[0];
  91. }
  92. }
  93. else
  94. {
  95. AssetBase asset = m_AssetService.Get(p[0]);
  96. if (asset != null)
  97. {
  98. XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
  99. result = ServerUtils.SerializeResult(xs, asset);
  100. httpResponse.StatusCode = (int)HttpStatusCode.OK;
  101. httpResponse.ContentType =
  102. SLUtil.SLAssetTypeToContentType(asset.Type);
  103. }
  104. else
  105. {
  106. httpResponse.StatusCode = (int)HttpStatusCode.NotFound;
  107. httpResponse.ContentType = "text/plain";
  108. result = new byte[0];
  109. }
  110. }
  111. return result;
  112. }
  113. }
  114. }