ExternalRepresentationUtils.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.Collections.Generic;
  29. using System.IO;
  30. using System.Xml;
  31. using OpenMetaverse;
  32. using OpenSim.Services.Interfaces;
  33. namespace OpenSim.Framework.Serialization.External
  34. {
  35. /// <summary>
  36. /// Utilities for manipulating external representations of data structures in OpenSim
  37. /// </summary>
  38. public class ExternalRepresentationUtils
  39. {
  40. /// <summary>
  41. /// Takes a XML representation of a SceneObjectPart and returns another XML representation
  42. /// with creator data added to it.
  43. /// </summary>
  44. /// <param name="xml">The SceneObjectPart represented in XML2</param>
  45. /// <param name="profileURL">The URL of the profile service for the creator</param>
  46. /// <param name="userService">The service for retrieving user account information</param>
  47. /// <param name="scopeID">The scope of the user account information (Grid ID)</param>
  48. /// <returns>The SceneObjectPart represented in XML2</returns>
  49. public static string RewriteSOP(string xml, string profileURL, IUserAccountService userService, UUID scopeID)
  50. {
  51. if (xml == string.Empty || profileURL == string.Empty || userService == null)
  52. return xml;
  53. XmlDocument doc = new XmlDocument();
  54. doc.LoadXml(xml);
  55. XmlNodeList sops = doc.GetElementsByTagName("SceneObjectPart");
  56. foreach (XmlNode sop in sops)
  57. {
  58. UserAccount creator = null;
  59. bool hasCreatorData = false;
  60. XmlNodeList nodes = sop.ChildNodes;
  61. foreach (XmlNode node in nodes)
  62. {
  63. if (node.Name == "CreatorID")
  64. {
  65. UUID uuid = UUID.Zero;
  66. UUID.TryParse(node.InnerText, out uuid);
  67. creator = userService.GetUserAccount(scopeID, uuid);
  68. }
  69. if (node.Name == "CreatorData" && node.InnerText != null && node.InnerText != string.Empty)
  70. hasCreatorData = true;
  71. //if (node.Name == "OwnerID")
  72. //{
  73. // UserAccount owner = GetUser(node.InnerText);
  74. // if (owner != null)
  75. // node.InnerText = m_ProfileServiceURL + "/" + node.InnerText + "/" + owner.FirstName + " " + owner.LastName;
  76. //}
  77. }
  78. if (!hasCreatorData && creator != null)
  79. {
  80. XmlElement creatorData = doc.CreateElement("CreatorData");
  81. creatorData.InnerText = profileURL + "/" + creator.PrincipalID + ";" + creator.FirstName + " " + creator.LastName;
  82. sop.AppendChild(creatorData);
  83. }
  84. }
  85. using (StringWriter wr = new StringWriter())
  86. {
  87. doc.Save(wr);
  88. return wr.ToString();
  89. }
  90. }
  91. }
  92. }