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Step one on the long march towards grid based inventory. Introduction of an InevntoryServer

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This commit is contained in:
Tleiades Hax
2007-10-30 22:42:34 +00:00
parent a8c42a5829
commit 6a8d8f54e8
15 changed files with 533 additions and 73 deletions
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174
OpenSim/Grid/InventoryServer/InventoryManager.cs
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@@ -26,37 +26,36 @@
*
*/
using System;
using System.IO;
using System.Text;
using System.Reflection;
using System.Collections;
using System.Collections.Generic;
using System.Text;
using OpenGrid.Framework.Data;
using libsecondlife;
using System.Reflection;
using System.Xml;
using Nwc.XmlRpc;
using OpenSim.Framework.Sims;
using OpenSim.Framework.Inventory;
using OpenSim.Framework.Utilities;
using System.Xml.Serialization;
using libsecondlife;
using System.Security.Cryptography;
using OpenSim.Framework;
using OpenSim.Framework.Console;
using OpenSim.Framework.Servers;
namespace OpenGridServices.InventoryServer
namespace OpenSim.Grid.InventoryServer
{
class InventoryManager
public class InventoryManager
{
Dictionary<string, IInventoryData> _plugins = new Dictionary<string, IInventoryData>();
IInventoryData _databasePlugin;
/// <summary>
/// Adds a new inventory server plugin - user servers will be requested in the order they were loaded.
/// </summary>
/// <param name="FileName">The filename to the inventory server plugin DLL</param>
public void AddPlugin(string FileName)
public void AddDatabasePlugin(string FileName)
{
OpenSim.Framework.Console.MainConsole.Instance.Verbose( "Invenstorage: Attempting to load " + FileName);
MainLog.Instance.Verbose(OpenInventory_Main.LogName, "Invenstorage: Attempting to load " + FileName);
Assembly pluginAssembly = Assembly.LoadFrom(FileName);
OpenSim.Framework.Console.MainConsole.Instance.Verbose( "Invenstorage: Found " + pluginAssembly.GetTypes().Length + " interfaces.");
MainLog.Instance.Verbose(OpenInventory_Main.LogName, "Invenstorage: Found " + pluginAssembly.GetTypes().Length + " interfaces.");
foreach (Type pluginType in pluginAssembly.GetTypes())
{
if (!pluginType.IsAbstract)
@@ -67,8 +66,9 @@ namespace OpenGridServices.InventoryServer
{
IInventoryData plug = (IInventoryData)Activator.CreateInstance(pluginAssembly.GetType(pluginType.ToString()));
plug.Initialise();
this._plugins.Add(plug.getName(), plug);
OpenSim.Framework.Console.MainConsole.Instance.Verbose( "Invenstorage: Added IUserData Interface");
_databasePlugin = plug;
MainLog.Instance.Verbose(OpenInventory_Main.LogName, "Invenstorage: Added IInventoryData Interface");
break;
}
typeInterface = null;
@@ -78,48 +78,132 @@ namespace OpenGridServices.InventoryServer
pluginAssembly = null;
}
public List<InventoryFolderBase> getRootFolders(LLUUID user)
protected static SerializableInventory loadInventoryFromXmlFile(string fileName)
{
foreach (KeyValuePair<string, IInventoryData> kvp in _plugins)
{
try
{
return kvp.Value.getUserRootFolders(user);
}
catch (Exception e)
{
OpenSim.Framework.Console.MainConsole.Instance.Notice("Unable to get root folders via " + kvp.Key + " (" + e.ToString() + ")");
}
}
return null;
FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
XmlReader reader = new XmlTextReader(fs);
XmlSerializer x = new XmlSerializer(typeof(SerializableInventory));
SerializableInventory inventory = (SerializableInventory)x.Deserialize(reader);
fs.Close();
fs.Dispose();
return inventory;
}
public XmlRpcResponse XmlRpcInventoryRequest(XmlRpcRequest request)
protected static void saveInventoryToStream(SerializableInventory inventory, Stream s)
{
XmlRpcResponse response = new XmlRpcResponse();
Hashtable requestData = (Hashtable)request.Params[0];
XmlTextWriter writer = new XmlTextWriter(s, Encoding.UTF8);
writer.Formatting = Formatting.Indented;
XmlSerializer x = new XmlSerializer(typeof(SerializableInventory));
x.Serialize(writer, inventory);
}
Hashtable responseData = new Hashtable();
protected static bool fixupFolder(SerializableInventory.SerializableFolder f, SerializableInventory.SerializableFolder parent)
{
bool modified = false;
// Stuff happens here
if (requestData.ContainsKey("Access-type"))
// ensure we have a valid folder id
if (f.folderID == LLUUID.Zero)
{
if (requestData["access-type"] == "rootfolders")
f.folderID = LLUUID.Random();
modified = true;
}
// ensure we have valid agent id
if (f.agentID == LLUUID.Zero)
{
if (parent != null)
f.agentID = parent.agentID;
else
f.agentID = f.folderID;
modified = true;
}
if (f.parentID == LLUUID.Zero && parent != null)
{
f.parentID = parent.folderID;
modified = true;
}
foreach (SerializableInventory.SerializableFolder child in f.SubFolders)
{
modified |= fixupFolder(child, f);
}
return modified;
}
protected static bool fixupInventory(SerializableInventory inventory)
{
return fixupFolder(inventory.root, null);
}
public class GetInventory : BaseStreamHandler
{
private SerializableInventory _inventory;
private InventoryManager _manager;
public GetInventory(InventoryManager manager)
: base("GET", "/inventory")
{
_manager = manager;
_inventory = loadInventoryFromXmlFile("Inventory_Library.xml");
if (fixupInventory(_inventory))
{
// responseData["rootfolders"] =
FileStream fs = new FileStream("Inventory_Library.xml", FileMode.Truncate, FileAccess.Write);
saveInventoryToStream(_inventory, fs);
fs.Flush();
fs.Close();
MainLog.Instance.Debug(OpenInventory_Main.LogName, "Modified");
}
}
else
private void CreateDefaultInventory(LLUUID userID)
{
responseData["error"] = "No access-type specified.";
}
private byte[] GetUserInventory(LLUUID userID)
{
MainLog.Instance.Notice(OpenInventory_Main.LogName, "Getting Inventory for user {0}", userID.ToStringHyphenated());
byte[] result = new byte[] { };
// Stuff stops happening here
InventoryFolderBase fb = _manager._databasePlugin.getUserRootFolder(userID);
if (fb == null)
{
MainLog.Instance.Notice(OpenInventory_Main.LogName, "Inventory not found for user {0}, creating new", userID.ToStringHyphenated());
CreateDefaultInventory(userID);
}
response.Value = responseData;
return response;
return result;
}
override public byte[] Handle(string path, Stream request)
{
byte[] result = new byte[] { };
string[] parms = path.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
if (parms.Length >= 1)
{
if (string.Compare(parms[1], "library", true) == 0)
{
MemoryStream ms = new MemoryStream();
saveInventoryToStream(_inventory, ms);
result = ms.GetBuffer();
Array.Resize<byte>(ref result, (int)ms.Length);
}
else if (string.Compare(parms[1], "user", true) == 0)
{
if (parms.Length >= 2)
{
result = GetUserInventory(new LLUUID(parms[2]));
}
}
}
return result;
}
}
}
}