341 lines
13 KiB
C#
341 lines
13 KiB
C#
/*
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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;
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using System.Collections.Generic;
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using System.Net;
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using System.Reflection;
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using log4net;
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using OpenMetaverse;
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using Nini.Config;
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using OpenSim.Framework;
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using OpenSim.Framework.ServiceAuth;
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using OpenSim.Services.Connectors;
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using OpenSim.Services.Interfaces;
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using OpenSim.Server.Base;
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namespace OpenSim.Service.Connectors
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{
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public class EstateDataRemoteConnector : BaseServiceConnector, IEstateDataService
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{
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private static readonly ILog m_log =
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LogManager.GetLogger(
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MethodBase.GetCurrentMethod().DeclaringType);
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private string m_ServerURI = String.Empty;
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private ExpiringCache<string, List<EstateSettings>> m_EstateCache = new ExpiringCache<string, List<EstateSettings>>();
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private const int EXPIRATION = 5 * 60; // 5 minutes in secs
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public EstateDataRemoteConnector(IConfigSource source)
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{
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Initialise(source);
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}
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public virtual void Initialise(IConfigSource source)
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{
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IConfig gridConfig = source.Configs["EstateService"];
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if (gridConfig == null)
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{
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m_log.Error("[ESTATE CONNECTOR]: EstateService missing from OpenSim.ini");
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throw new Exception("Estate connector init error");
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}
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string serviceURI = gridConfig.GetString("EstateServerURI",
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String.Empty);
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if (serviceURI == String.Empty)
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{
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m_log.Error("[ESTATE CONNECTOR]: No Server URI named in section EstateService");
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throw new Exception("Estate connector init error");
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}
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m_ServerURI = serviceURI;
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base.Initialise(source, "EstateService");
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}
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#region IEstateDataService
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public List<EstateSettings> LoadEstateSettingsAll()
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{
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string reply = string.Empty;
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string uri = m_ServerURI + "/estates";
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reply = MakeRequest("GET", uri, string.Empty);
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if (String.IsNullOrEmpty(reply))
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return new List<EstateSettings>();
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Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
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List<EstateSettings> estates = new List<EstateSettings>();
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if (replyData != null && replyData.Count > 0)
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{
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m_log.DebugFormat("[ESTATE CONNECTOR]: LoadEstateSettingsAll returned {0} elements", replyData.Count);
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Dictionary<string, object>.ValueCollection estateData = replyData.Values;
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foreach (object r in estateData)
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{
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if (r is Dictionary<string, object>)
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{
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EstateSettings es = new EstateSettings((Dictionary<string, object>)r);
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estates.Add(es);
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}
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}
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m_EstateCache.AddOrUpdate("estates", estates, EXPIRATION);
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}
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else
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m_log.DebugFormat("[ESTATE CONNECTOR]: LoadEstateSettingsAll from {0} received null or zero response", uri);
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return estates;
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}
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public List<int> GetEstatesAll()
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{
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List<int> eids = new List<int>();
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// If we don't have them, load them from the server
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List<EstateSettings> estates = null;
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if (!m_EstateCache.TryGetValue("estates", out estates))
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LoadEstateSettingsAll();
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foreach (EstateSettings es in estates)
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eids.Add((int)es.EstateID);
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return eids;
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}
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public List<int> GetEstates(string search)
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{
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// If we don't have them, load them from the server
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List<EstateSettings> estates = null;
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if (!m_EstateCache.TryGetValue("estates", out estates))
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LoadEstateSettingsAll();
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List<int> eids = new List<int>();
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foreach (EstateSettings es in estates)
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if (es.EstateName == search)
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eids.Add((int)es.EstateID);
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return eids;
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}
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public List<int> GetEstatesByOwner(UUID ownerID)
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{
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// If we don't have them, load them from the server
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List<EstateSettings> estates = null;
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if (!m_EstateCache.TryGetValue("estates", out estates))
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LoadEstateSettingsAll();
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List<int> eids = new List<int>();
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foreach (EstateSettings es in estates)
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if (es.EstateOwner == ownerID)
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eids.Add((int)es.EstateID);
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return eids;
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}
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public List<UUID> GetRegions(int estateID)
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{
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string reply = string.Empty;
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// /estates/regions/?eid=int
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string uri = m_ServerURI + "/estates/regions/?eid=" + estateID.ToString();
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reply = MakeRequest("GET", uri, string.Empty);
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if (String.IsNullOrEmpty(reply))
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return new List<UUID>();
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Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
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List<UUID> regions = new List<UUID>();
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if (replyData != null && replyData.Count > 0)
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{
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m_log.DebugFormat("[ESTATE CONNECTOR]: GetRegions for estate {0} returned {1} elements", estateID, replyData.Count);
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Dictionary<string, object>.ValueCollection data = replyData.Values;
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foreach (object r in data)
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{
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UUID uuid = UUID.Zero;
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if (UUID.TryParse(r.ToString(), out uuid))
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regions.Add(uuid);
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}
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}
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else
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m_log.DebugFormat("[ESTATE CONNECTOR]: GetRegions from {0} received null or zero response", uri);
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return regions;
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}
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public EstateSettings LoadEstateSettings(UUID regionID, bool create)
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{
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string reply = string.Empty;
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// /estates/estate/?region=uuid&create=[t|f]
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string uri = m_ServerURI + string.Format("/estates/estate/?region={0}&create={1}", regionID, create);
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reply = MakeRequest("GET", uri, string.Empty);
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if (String.IsNullOrEmpty(reply))
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return null;
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Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
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if (replyData != null && replyData.Count > 0)
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{
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m_log.DebugFormat("[ESTATE CONNECTOR]: LoadEstateSettings({0}) returned {1} elements", regionID, replyData.Count);
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EstateSettings es = new EstateSettings(replyData);
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return es;
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}
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else
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m_log.DebugFormat("[ESTATE CONNECTOR]: LoadEstateSettings(regionID) from {0} received null or zero response", uri);
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return null;
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}
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public EstateSettings LoadEstateSettings(int estateID)
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{
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string reply = string.Empty;
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// /estates/estate/?eid=int
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string uri = m_ServerURI + string.Format("/estates/estate/?eid={0}", estateID);
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reply = MakeRequest("GET", uri, string.Empty);
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if (String.IsNullOrEmpty(reply))
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return null;
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Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
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if (replyData != null && replyData.Count > 0)
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{
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m_log.DebugFormat("[ESTATE CONNECTOR]: LoadEstateSettings({0}) returned {1} elements", estateID, replyData.Count);
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EstateSettings es = new EstateSettings(replyData);
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return es;
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}
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else
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m_log.DebugFormat("[ESTATE CONNECTOR]: LoadEstateSettings(estateID) from {0} received null or zero response", uri);
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return null;
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}
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/// <summary>
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/// Forbidden operation
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/// </summary>
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/// <returns></returns>
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public EstateSettings CreateNewEstate()
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{
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// No can do
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return null;
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}
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public void StoreEstateSettings(EstateSettings es)
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{
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string reply = string.Empty;
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// /estates/estate/
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string uri = m_ServerURI + ("/estates/estate");
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Dictionary<string, object> formdata = es.ToMap();
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formdata["OP"] = "STORE";
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PostRequest(uri, formdata);
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}
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public bool LinkRegion(UUID regionID, int estateID)
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{
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string reply = string.Empty;
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// /estates/estate/?eid=int®ion=uuid
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string uri = m_ServerURI + String.Format("/estates/estate/?eid={0}®ion={1}", estateID, regionID);
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Dictionary<string, object> formdata = new Dictionary<string, object>();
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formdata["OP"] = "LINK";
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return PostRequest(uri, formdata);
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}
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private bool PostRequest(string uri, Dictionary<string, object> sendData)
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{
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string reqString = ServerUtils.BuildQueryString(sendData);
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string reply = MakeRequest("POST", uri, reqString);
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if (String.IsNullOrEmpty(reply))
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return false;
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Dictionary<string, object> replyData = ServerUtils.ParseXmlResponse(reply);
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bool result = false;
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if (replyData != null && replyData.Count > 0)
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{
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if (replyData.ContainsKey("Result"))
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{
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if (Boolean.TryParse(replyData["Result"].ToString(), out result))
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m_log.DebugFormat("[ESTATE CONNECTOR]: PostRequest {0} returned {1}", uri, result);
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}
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}
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else
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m_log.DebugFormat("[ESTATE CONNECTOR]: PostRequest {0} received null or zero response", uri);
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return result;
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}
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/// <summary>
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/// Forbidden operation
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/// </summary>
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/// <returns></returns>
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public bool DeleteEstate(int estateID)
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{
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return false;
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}
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#endregion
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private string MakeRequest(string verb, string uri, string formdata)
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{
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string reply = string.Empty;
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try
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{
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reply = SynchronousRestFormsRequester.MakeRequest(verb, uri, formdata, m_Auth);
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}
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catch (WebException e)
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{
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using (HttpWebResponse hwr = (HttpWebResponse)e.Response)
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{
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if (hwr != null)
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{
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if (hwr.StatusCode == HttpStatusCode.NotFound)
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m_log.Error(string.Format("[ESTATE CONNECTOR]: Resource {0} not found ", uri));
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if (hwr.StatusCode == HttpStatusCode.Unauthorized)
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m_log.Error(string.Format("[ESTATE CONNECTOR]: Web request {0} requires authentication ", uri));
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}
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else
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m_log.Error(string.Format(
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"[ESTATE CONNECTOR]: WebException for {0} {1} {2} ",
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verb, uri, formdata, e));
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}
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}
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catch (Exception e)
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{
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m_log.DebugFormat("[ESTATE CONNECTOR]: Exception when contacting estate server at {0}: {1}", uri, e.Message);
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}
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return reply;
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}
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}
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}
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