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A method to find all links for an assert UUID

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This commit is contained in:
Mei Lin
2025-08-27 20:22:03 +02:00
parent 7e08c44344
commit ea3198e4f1
1 changed files with 47 additions and 21 deletions
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68
LibreMetaverse/Inventory/Inventory.cs
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@@ -3,25 +3,25 @@
* Copyright (c) 2021-2025, Sjofn LLC.
* All rights reserved.
*
* - Redistribution and use in source and binary forms, with or without
* - 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
* - 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
* 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.
*/
@@ -76,7 +76,7 @@ namespace OpenMetaverse
add { lock (m_InventoryObjectUpdatedLock) { m_InventoryObjectUpdated += value; } }
remove { lock (m_InventoryObjectUpdatedLock) { m_InventoryObjectUpdated -= value; } }
}
/// <summary>The event subscribers, null if no subscribers</summary>
private EventHandler<InventoryObjectRemovedEventArgs> m_InventoryObjectRemoved;
@@ -99,7 +99,7 @@ namespace OpenMetaverse
add { lock (m_InventoryObjectRemovedLock) { m_InventoryObjectRemoved += value; } }
remove { lock (m_InventoryObjectRemovedLock) { m_InventoryObjectRemoved -= value; } }
}
/// <summary>The event subscribers, null if no subscribers</summary>
private EventHandler<InventoryObjectAddedEventArgs> m_InventoryObjectAdded;
@@ -132,7 +132,7 @@ namespace OpenMetaverse
public InventoryFolder RootFolder
{
get => RootNode.Data as InventoryFolder;
set
set
{
UpdateNodeFor(value);
RootNode = Items[value.UUID];
@@ -190,6 +190,32 @@ namespace OpenMetaverse
Items = new ConcurrentDictionary<UUID, InventoryNode>();
}
/// <summary>
/// Returns all links of that link the specific <paramref name="assertId"/>.
/// </summary>
/// <param name="assertId">An inventory items assert UUID.</param>
/// <returns></returns>
public List<InventoryNode> FindAllLinks(UUID assertId)
{
List<InventoryNode> links = new List<InventoryNode>();
lock (RootNode.Nodes.SyncRoot)
{
links = Items.Values.Where(node => IsLinkOf(node, assertId)).ToList();
}
return links;
}
private static bool IsLinkOf(InventoryNode node, UUID assertId)
{
if (node.Data is InventoryItem item && item.AssetType == AssetType.Link)
{
return item.ActualUUID == assertId;
}
return false;
}
public List<InventoryBase> GetContents(InventoryFolder folder)
{
return GetContents(folder.UUID);
@@ -216,10 +242,10 @@ namespace OpenMetaverse
/// <summary>
/// Updates the state of the InventoryNode and inventory data structure that
/// is responsible for the InventoryObject. If the item was previously not added to inventory,
/// it adds the item, and updates structure accordingly. If it was, it updates the
/// InventoryNode, changing the parent node if <see cref="item.parentUUID"/> does
/// it adds the item, and updates structure accordingly. If it was, it updates the
/// InventoryNode, changing the parent node if <see cref="item.parentUUID"/> does
/// not match <see cref="node.Parent.Data.UUID" />.
///
///
/// You can not set the inventory root folder using this method
/// </summary>
/// <param name="item">The InventoryObject to store</param>
@@ -449,7 +475,7 @@ namespace OpenMetaverse
#region Operators
/// <summary>
/// By using the bracket operator on this class, the program can get the
/// By using the bracket operator on this class, the program can get the
/// InventoryObject designated by the specified uuid. If the value for the corresponding
/// UUID is null, the call is equivalent to a call to <see cref="RemoveNodeFor(InventoryBase)" />.
/// If the value is non-null, it is equivalent to a call to <see cref="UpdateNodeFor(InventoryBase)" />,
@@ -487,10 +513,10 @@ namespace OpenMetaverse
}
#endregion Operators
}
#region EventArgs classes
public class InventoryObjectUpdatedEventArgs : EventArgs
{
public InventoryBase OldObject { get; }