clockwerk-opensim – Blame information for rev 1

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1 vero 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  
28 using System;
29 using System.Text;
30  
31 using OpenSim.Framework;
32 using OpenSim.Region.Framework.Scenes;
33 //using OpenSim.Services.AssetService;
34 using OpenMetaverse;
35 using OpenMetaverse.Assets;
36  
37 namespace OpenSim.Region.OptionalModules.Scripting.Minimodule
38 {
39 public class InventoryItem : IInventoryItem
40 {
41 TaskInventoryItem m_privateItem;
42 Scene m_rootScene;
43  
44 public InventoryItem(Scene rootScene, TaskInventoryItem internalItem)
45 {
46 m_rootScene = rootScene;
47 m_privateItem = internalItem;
48 }
49  
50 // Marked internal, to prevent scripts from accessing the internal type
51 internal TaskInventoryItem ToTaskInventoryItem()
52 {
53 return m_privateItem;
54 }
55  
56 /// <summary>
57 /// This will attempt to convert from an IInventoryItem to an InventoryItem object
58 /// </summary>
59 /// <description>
60 /// In order for this to work the object which implements IInventoryItem must inherit from InventoryItem, otherwise
61 /// an exception is thrown.
62 /// </description>
63 /// <param name="i">
64 /// The interface to upcast <see cref="IInventoryItem"/>
65 /// </param>
66 /// <returns>
67 /// The object backing the interface implementation <see cref="InventoryItem"/>
68 /// </returns>
69 internal static InventoryItem FromInterface(IInventoryItem i)
70 {
71 if (typeof(InventoryItem).IsAssignableFrom(i.GetType()))
72 {
73 return (InventoryItem)i;
74 }
75 else
76 {
77 throw new ApplicationException("[MRM] There is no legal conversion from IInventoryItem to InventoryItem");
78 }
79 }
80  
81 public int Type { get { return m_privateItem.Type; } }
82 public UUID AssetID { get { return m_privateItem.AssetID; } }
83  
84 // This method exposes OpenSim/OpenMetaverse internals and needs to be replaced with a IAsset specific to MRM.
85 public T RetrieveAsset<T>() where T : OpenMetaverse.Assets.Asset, new()
86 {
87 AssetBase a = m_rootScene.AssetService.Get(AssetID.ToString());
88 T result = new T();
89  
90 if ((sbyte)result.AssetType != a.Type)
91 throw new ApplicationException("[MRM] The supplied asset class does not match the found asset");
92  
93 result.AssetData = a.Data;
94 result.Decode();
95 return result;
96 }
97 }
98 }