From 6942eaed5b3d8065ebf01dc465e905ca456c0fa4 Mon Sep 17 00:00:00 2001
From: Charles Krinke
Date: Mon, 29 Jun 2009 21:47:47 +0000
Subject: Thank you kindly, Snowdrop, for a patch that solves: The current API
 for MRM is quite sparse, this patch supplies basic support for accessing the
 task inventory of object.

---
 .../Scripting/Minimodule/SOPObjectInventory.cs     | 190 +++++++++++++++++++++
 1 file changed, 190 insertions(+)
 create mode 100644 OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObjectInventory.cs

(limited to 'OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObjectInventory.cs')

diff --git a/OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObjectInventory.cs b/OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObjectInventory.cs
new file mode 100644
index 0000000..19740bd
--- /dev/null
+++ b/OpenSim/Region/OptionalModules/Scripting/Minimodule/SOPObjectInventory.cs
@@ -0,0 +1,190 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+
+using OpenSim.Framework;
+using OpenSim.Region.Framework.Scenes;
+using OpenMetaverse;
+
+namespace OpenSim.Region.OptionalModules.Scripting.Minimodule.Object
+{
+	
+	
+	public class SOPObjectInventory : IObjectInventory
+	{
+		TaskInventoryDictionary m_privateInventory;				/// OpenSim's task inventory
+		Dictionary<UUID, IInventoryItem> m_publicInventory;		/// MRM's inventory
+		Scene m_rootScene;
+
+		public SOPObjectInventory(Scene rootScene, TaskInventoryDictionary taskInventory)
+		{
+			m_rootScene = rootScene;
+			m_privateInventory = taskInventory;
+			m_publicInventory = new Dictionary<UUID, IInventoryItem>();
+		}
+
+		/// <summary>
+		/// Fully populate the public dictionary with the contents of the private dictionary
+		/// </summary>
+		/// <description>
+		/// This will only convert those items which hasn't already been converted. ensuring that
+		/// no items are converted twice, and that any references already in use are maintained.
+		/// </description>
+		private void SynchronizeDictionaries()
+		{
+			foreach(TaskInventoryItem privateItem in m_privateInventory.Values)
+				if(!m_publicInventory.ContainsKey(privateItem.ItemID))
+				   	m_publicInventory.Add(privateItem.ItemID, new InventoryItem(m_rootScene, privateItem));
+		}
+		
+		#region IDictionary<UUID, IInventoryItem> implementation
+		public void Add (UUID key, IInventoryItem value)
+		{
+			m_publicInventory.Add(key, value);
+			m_privateInventory.Add(key, InventoryItem.FromInterface(value).ToTaskInventoryItem());
+		}
+		
+		public bool ContainsKey (UUID key)
+		{
+			return m_privateInventory.ContainsKey(key);
+		}
+		
+		public bool Remove (UUID key)
+		{
+			m_publicInventory.Remove(key);
+			return m_privateInventory.Remove(key);
+		}
+		
+		public bool TryGetValue (UUID key, out IInventoryItem value)
+		{
+			value = null;
+
+			bool result = false;
+			if(!m_publicInventory.TryGetValue(key, out value))
+			{
+				// wasn't found in the public inventory
+				TaskInventoryItem privateItem;
+			
+				result = m_privateInventory.TryGetValue(key, out privateItem);
+				if(result)
+				{
+					value = new InventoryItem(m_rootScene, privateItem);
+					m_publicInventory.Add(key, value);			// add item, so we don't convert again
+				}
+			} else
+				return true;
+			
+			return result;
+		}
+		
+		public ICollection<UUID> Keys {
+			get {
+				return m_privateInventory.Keys;
+			}
+		}
+		
+		public ICollection<IInventoryItem> Values {
+			get {
+				SynchronizeDictionaries();
+				return m_publicInventory.Values;
+			}
+		}
+		#endregion
+
+		#region IEnumerable<KeyValuePair<UUID, IInventoryItem>> implementation
+		public IEnumerator<KeyValuePair<UUID, IInventoryItem>> GetEnumerator ()
+		{
+			SynchronizeDictionaries();
+			return m_publicInventory.GetEnumerator();
+		}
+
+		#endregion
+
+		#region IEnumerable implementation
+		IEnumerator IEnumerable.GetEnumerator ()
+		{
+			SynchronizeDictionaries();
+			return m_publicInventory.GetEnumerator();
+		}
+
+		#endregion
+
+		#region ICollection<KeyValuePair<UUID, IInventoryItem>> implementation
+		public void Add (KeyValuePair<UUID, IInventoryItem> item)
+		{
+			Add(item.Key, item.Value);
+		}
+		
+		public void Clear ()
+		{
+			m_publicInventory.Clear();
+			m_privateInventory.Clear();
+		}
+		
+		public bool Contains (KeyValuePair<UUID, IInventoryItem> item)
+		{
+			return m_privateInventory.ContainsKey(item.Key);
+		}
+		
+		public void CopyTo (KeyValuePair<UUID, IInventoryItem>[] array, int arrayIndex)
+		{
+			throw new NotImplementedException();
+		}
+		
+		public bool Remove (KeyValuePair<UUID, IInventoryItem> item)
+		{
+			return Remove(item.Key);
+		}
+		
+		public int Count {
+			get {
+				return m_privateInventory.Count;
+			}
+		}
+		
+		public bool IsReadOnly {
+			get {
+				return false;
+			}
+		}
+		#endregion
+		
+		#region Explicit implementations
+		IInventoryItem System.Collections.Generic.IDictionary<UUID, IInventoryItem>.this[UUID key]
+		{
+			get {
+				IInventoryItem result;
+				if(TryGetValue(key, out result))
+				   return result;
+				else
+					throw new KeyNotFoundException("[MRM] The requrested item ID could not be found");
+			}
+			set {
+				m_publicInventory[key] = value;
+				m_privateInventory[key] = InventoryItem.FromInterface(value).ToTaskInventoryItem();
+			}
+		}
+				
+		void System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<UUID, IInventoryItem>>.CopyTo(System.Collections.Generic.KeyValuePair<UUID,IInventoryItem>[] array, int offset)
+		{
+			throw new NotImplementedException();
+		}
+		#endregion
+		
+		public IInventoryItem this[string name]
+		{
+			get {
+				foreach(TaskInventoryItem i in m_privateInventory.Values)
+					if(i.Name == name)
+					{
+						if(!m_publicInventory.ContainsKey(i.ItemID))
+							m_publicInventory.Add(i.ItemID, new InventoryItem(m_rootScene, i));
+					
+						return m_publicInventory[i.ItemID];
+					}
+				throw new KeyNotFoundException();
+			}
+		}
+
+	}
+}
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