Preliminary Settings Asset/Inventory support

LibreMetaverse.Types/Enums.cs

@@ -222,11 +222,11 @@ public enum InventoryType : sbyte
         Landmark = 3,
         /*
         /// <summary>Script</summary>
-        //[Obsolete("See LSL")] Script = 4,
+        [Obsolete("See LSL")] Script = 4,
         /// <summary>Clothing</summary>
-        //[Obsolete("See Wearable")] Clothing = 5,
+        [Obsolete("See Wearable")] Clothing = 5,
+        */
         /// <summary>Object, both single and coalesced</summary>
-         */
         Object = 6,
         /// <summary>Notecard</summary>
         Notecard = 7,
@@ -265,6 +265,8 @@ public enum InventoryType : sbyte
 
         /// <summary></summary>
         Mesh = 22,
+        /// <summary></summary>
+        Settings = 23,
     }
 
     /// <summary>

LibreMetaverse/AssetManager.cs

@@ -1587,6 +1587,9 @@ public Asset CreateAssetWrapper(AssetType type)
                 case AssetType.CallingCard:
                     asset = new AssetCallingCard();
                     break;
+                case AssetType.Settings:
+                    asset = new AssetSettings();
+                    break;
                 default:
                     asset = new AssetMutable(type);
                     Logger.Log("Unimplemented asset type: " + type, Helpers.LogLevel.Error);

LibreMetaverse/Assets/AssetTypes/AssetSettings.cs

@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2024, Sjofn LLC
+ * All rights reserved.
+ *
+ * - Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice, this
+ *   list of conditions and the following disclaimer.
+ * - Neither the name of the openmetaverse.co nor the names
+ *   of its contributors may be used to endorse or promote products derived from
+ *   this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using OpenMetaverse.StructuredData;
+
+namespace OpenMetaverse.Assets
+{
+    public class AssetSettings : Asset
+    {
+        public override AssetType AssetType => AssetType.Settings;
+
+        public OSD Settings;
+
+        /// <summary>Initializes a new instance of an AssetSettings object</summary>
+        public AssetSettings() { }
+
+        /// <summary>
+        /// Construct an Asset object of type Settings
+        /// </summary>
+        /// <param name="assetId">A unique <see cref="UUID"/> specific to this asset</param>
+        /// <param name="assetData">A byte array containing the raw asset data</param>
+        public AssetSettings(UUID assetId, byte[] assetData)
+            : base(assetId, assetData)
+        {
+            Decode();
+        }
+
+        public override void Encode()
+        {
+            AssetData = Utils.StringToBytes(Settings.AsString());
+        }
+
+        public sealed override bool Decode()
+        {
+            if (AssetData != null && AssetData.Length > 0)
+            {
+                try
+                {
+                    var raw = Utils.BytesToString(AssetData);
+                    Settings = OSD.FromString(raw);
+                    return true;
+                }
+                catch
+                {
+                    return false;
+                }
+            }
+
+            return false;
+        }
+    }
+}

LibreMetaverse/InventoryBase.cs

@@ -779,6 +779,29 @@ public InventoryGesture(SerializationInfo info, StreamingContext ctxt)
         }
     }
 
+    /// <inheritdoc />
+    /// <summary>
+    /// InventorySettings, LLSD settings blob as an asset
+    /// </summary>
+    [Serializable]
+    public class InventorySettings : InventoryItem
+    {
+        /// <summary>
+        /// Construct an InventorySettings object
+        /// </summary>
+        /// <param name="itemID">A <seealso cref="UUID"/> which becomes the 
+        /// <seealso cref="InventoryItem"/> objects AssetUUID</param>
+        public InventorySettings(UUID itemID) : base(itemID)
+        {
+            InventoryType = InventoryType.Settings;
+        }
+
+        public InventorySettings(SerializationInfo info, StreamingContext ctxt) : base(info, ctxt)
+        {
+            InventoryType = InventoryType.Settings;
+        }
+    }
+
     /// <inheritdoc />
     /// <summary>
     /// A folder contains <seealso cref="T:OpenMetaverse.InventoryItem" />s and has certain attributes specific 

LibreMetaverse/InventoryManager.cs

@@ -3168,6 +3168,7 @@ public static InventoryItem CreateInventoryItem(InventoryType type, UUID id)
                 case InventoryType.Wearable: return new InventoryWearable(id);
                 case InventoryType.Animation: return new InventoryAnimation(id);
                 case InventoryType.Gesture: return new InventoryGesture(id);
+                case InventoryType.Settings: return new InventorySettings(id);
                 default: return new InventoryItem(type, id);
             }
         }