Adding the dynamic menu module which allows registering new menu options in compliant viewers
Melanie
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e39156c656
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3934b779b8
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSimulator Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System.Collections.Generic;
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using OpenMetaverse;
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using OpenSim.Framework;
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namespace OpenSim.Region.Framework.Interfaces
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{
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public enum InsertLocation : int
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{
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Agent = 1,
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World = 2,
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Tools = 3,
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Advanced = 4,
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Admin = 5
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}
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public enum UserMode : int
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{
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Normal = 0,
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God = 3
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}
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public delegate void CustomMenuHandler(string action, UUID agentID, List<uint> selection);
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public interface IDynamicMenuModule
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{
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void AddMenuItem(UUID agentID, string title, InsertLocation location, UserMode mode, CustomMenuHandler handler);
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void AddMenuItem(string title, InsertLocation location, UserMode mode, CustomMenuHandler handler);
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void RemoveMenuItem(string action);
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}
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}
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// ******************************************************************
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// Copyright (c) 2008, 2009 Melanie Thielker
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//
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// All rights reserved
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//
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using System;
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using System.IO;
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using System.Reflection;
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using System.Text;
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using System.Collections.Generic;
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using OpenMetaverse;
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using OpenMetaverse.StructuredData;
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using OpenSim;
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using OpenSim.Region;
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using OpenSim.Region.Framework;
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using OpenSim.Region.Framework.Scenes;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Framework;
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//using OpenSim.Framework.Capabilities;
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using OpenSim.Framework.Servers;
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using OpenSim.Framework.Servers.HttpServer;
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using Nini.Config;
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using log4net;
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using Mono.Addins;
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using Caps = OpenSim.Framework.Capabilities.Caps;
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using OSDMap = OpenMetaverse.StructuredData.OSDMap;
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namespace OpenSim.Region.OptionalModules.ViewerSupport
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{
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[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "DynamicMenu")]
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public class DynamicMenuModule : INonSharedRegionModule, IDynamicMenuModule
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private class MenuItemData
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{
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public string Title;
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public UUID AgentID;
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public InsertLocation Location;
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public UserMode Mode;
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public CustomMenuHandler Handler;
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}
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private Dictionary<UUID, List<MenuItemData>> m_menuItems =
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new Dictionary<UUID, List<MenuItemData>>();
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private Scene m_scene;
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public string Name
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{
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get { return "DynamicMenuModule"; }
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}
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public Type ReplaceableInterface
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{
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get { return null; }
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}
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public void Initialise(IConfigSource config)
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{
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}
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public void Close()
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{
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}
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public void AddRegion(Scene scene)
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{
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m_scene = scene;
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scene.EventManager.OnRegisterCaps += OnRegisterCaps;
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m_scene.RegisterModuleInterface<IDynamicMenuModule>(this);
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}
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public void RegionLoaded(Scene scene)
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{
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ISimulatorFeaturesModule featuresModule = m_scene.RequestModuleInterface<ISimulatorFeaturesModule>();
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if (featuresModule != null)
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featuresModule.OnSimulatorFeaturesRequest += OnSimulatorFeaturesRequest;
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}
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public void RemoveRegion(Scene scene)
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{
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}
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private void OnSimulatorFeaturesRequest(UUID agentID, ref OSDMap features)
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{
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OSD menus = new OSDMap();
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if (features.ContainsKey("menus"))
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menus = features["menus"];
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OSDMap agent = new OSDMap();
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OSDMap world = new OSDMap();
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OSDMap tools = new OSDMap();
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OSDMap advanced = new OSDMap();
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OSDMap admin = new OSDMap();
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if (((OSDMap)menus).ContainsKey("agent"))
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agent = (OSDMap)((OSDMap)menus)["agent"];
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if (((OSDMap)menus).ContainsKey("world"))
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world = (OSDMap)((OSDMap)menus)["world"];
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if (((OSDMap)menus).ContainsKey("tools"))
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tools = (OSDMap)((OSDMap)menus)["tools"];
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if (((OSDMap)menus).ContainsKey("advanced"))
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advanced = (OSDMap)((OSDMap)menus)["advanced"];
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if (((OSDMap)menus).ContainsKey("admin"))
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admin = (OSDMap)((OSDMap)menus)["admin"];
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if (m_menuItems.ContainsKey(UUID.Zero))
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{
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foreach (MenuItemData d in m_menuItems[UUID.Zero])
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{
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if (d.Mode == UserMode.God && (!m_scene.Permissions.IsGod(agentID)))
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continue;
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OSDMap loc = null;
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switch (d.Location)
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{
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case InsertLocation.Agent:
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loc = agent;
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break;
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case InsertLocation.World:
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loc = world;
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break;
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case InsertLocation.Tools:
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loc = tools;
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break;
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case InsertLocation.Advanced:
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loc = advanced;
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break;
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case InsertLocation.Admin:
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loc = admin;
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break;
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}
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if (loc == null)
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continue;
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loc[d.Title] = OSD.FromString(d.Title);
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}
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}
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if (m_menuItems.ContainsKey(agentID))
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{
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foreach (MenuItemData d in m_menuItems[agentID])
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{
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if (d.Mode == UserMode.God && (!m_scene.Permissions.IsGod(agentID)))
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continue;
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OSDMap loc = null;
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switch (d.Location)
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{
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case InsertLocation.Agent:
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loc = agent;
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break;
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case InsertLocation.World:
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loc = world;
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break;
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case InsertLocation.Tools:
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loc = tools;
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break;
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case InsertLocation.Advanced:
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loc = advanced;
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break;
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case InsertLocation.Admin:
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loc = admin;
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break;
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}
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if (loc == null)
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continue;
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loc[d.Title] = OSD.FromString(d.Title);
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}
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}
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((OSDMap)menus)["agent"] = agent;
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((OSDMap)menus)["world"] = world;
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((OSDMap)menus)["tools"] = tools;
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((OSDMap)menus)["advanced"] = advanced;
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((OSDMap)menus)["admin"] = admin;
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features["menus"] = menus;
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}
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private void OnRegisterCaps(UUID agentID, Caps caps)
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{
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string capUrl = "/CAPS/" + UUID.Random() + "/";
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capUrl = "/CAPS/" + UUID.Random() + "/";
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caps.RegisterHandler("CustomMenuAction", new MenuActionHandler(capUrl, "CustomMenuAction", agentID, this, m_scene));
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}
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internal void HandleMenuSelection(string action, UUID agentID, List<uint> selection)
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{
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if (m_menuItems.ContainsKey(agentID))
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{
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foreach (MenuItemData d in m_menuItems[agentID])
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{
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if (d.Title == action)
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d.Handler(action, agentID, selection);
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}
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}
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if (m_menuItems.ContainsKey(UUID.Zero))
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{
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foreach (MenuItemData d in m_menuItems[UUID.Zero])
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{
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if (d.Title == action)
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d.Handler(action, agentID, selection);
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}
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}
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}
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public void AddMenuItem(string title, InsertLocation location, UserMode mode, CustomMenuHandler handler)
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{
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AddMenuItem(UUID.Zero, title, location, mode, handler);
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}
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public void AddMenuItem(UUID agentID, string title, InsertLocation location, UserMode mode, CustomMenuHandler handler)
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{
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if (!m_menuItems.ContainsKey(agentID))
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m_menuItems[agentID] = new List<MenuItemData>();
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m_menuItems[agentID].Add(new MenuItemData() { Title = title, AgentID = agentID, Location = location, Mode = mode, Handler = handler });
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}
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public void RemoveMenuItem(string action)
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{
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foreach (KeyValuePair<UUID,List< MenuItemData>> kvp in m_menuItems)
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{
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List<MenuItemData> pendingDeletes = new List<MenuItemData>();
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foreach (MenuItemData d in kvp.Value)
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{
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if (d.Title == action)
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pendingDeletes.Add(d);
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}
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foreach (MenuItemData d in pendingDeletes)
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kvp.Value.Remove(d);
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}
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}
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}
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public class MenuActionHandler : BaseStreamHandler
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{
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private static readonly ILog m_log =
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LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private UUID m_agentID;
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private Scene m_scene;
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private DynamicMenuModule m_module;
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public MenuActionHandler(string path, string name, UUID agentID, DynamicMenuModule module, Scene scene)
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:base("POST", path, name, agentID.ToString())
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{
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m_agentID = agentID;
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m_scene = scene;
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m_module = module;
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}
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public override byte[] Handle(string path, Stream request, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
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{
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StreamReader reader = new StreamReader(request);
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string requestBody = reader.ReadToEnd();
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OSD osd = OSDParser.DeserializeLLSDXml(requestBody);
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string action = ((OSDMap)osd)["action"].AsString();
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OSDArray selection = (OSDArray)((OSDMap)osd)["selection"];
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List<uint> sel = new List<uint>();
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for (int i = 0 ; i < selection.Count ; i++)
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sel.Add(selection[i].AsUInteger());
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Util.FireAndForget(x => { m_module.HandleMenuSelection(action, m_agentID, sel); });
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Encoding encoding = Encoding.UTF8;
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return encoding.GetBytes(OSDParser.SerializeLLSDXmlString(new OSD()));
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}
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}
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}
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