clockwerk-opensim-stable – Rev 1
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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* 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.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project 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 DEVELOPERS ``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 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 System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Reflection;
using log4net;
using MySql.Data.MySqlClient;
using OpenMetaverse;
using OpenSim.Framework;
namespace OpenSim.Data.MySQL
{
/// <summary>
/// A MySQL Interface for the Asset Server
/// </summary>
public class MySQLXInventoryData : IXInventoryData
{
private MySqlFolderHandler m_Folders;
private MySqlItemHandler m_Items;
public MySQLXInventoryData(string conn, string realm)
{
m_Folders = new MySqlFolderHandler(
conn, "inventoryfolders", "InventoryStore");
m_Items = new MySqlItemHandler(
conn, "inventoryitems", String.Empty);
}
public XInventoryFolder[] GetFolders(string[] fields, string[] vals)
{
return m_Folders.Get(fields, vals);
}
public XInventoryItem[] GetItems(string[] fields, string[] vals)
{
return m_Items.Get(fields, vals);
}
public bool StoreFolder(XInventoryFolder folder)
{
if (folder.folderName.Length > 64)
folder.folderName = folder.folderName.Substring(0, 64);
return m_Folders.Store(folder);
}
public bool StoreItem(XInventoryItem item)
{
if (item.inventoryName.Length > 64)
item.inventoryName = item.inventoryName.Substring(0, 64);
if (item.inventoryDescription.Length > 128)
item.inventoryDescription = item.inventoryDescription.Substring(0, 128);
return m_Items.Store(item);
}
public bool DeleteFolders(string field, string val)
{
return m_Folders.Delete(field, val);
}
public bool DeleteFolders(string[] fields, string[] vals)
{
return m_Folders.Delete(fields, vals);
}
public bool DeleteItems(string field, string val)
{
return m_Items.Delete(field, val);
}
public bool DeleteItems(string[] fields, string[] vals)
{
return m_Items.Delete(fields, vals);
}
public bool MoveItem(string id, string newParent)
{
return m_Items.MoveItem(id, newParent);
}
public bool MoveFolder(string id, string newParent)
{
return m_Folders.MoveFolder(id, newParent);
}
public XInventoryItem[] GetActiveGestures(UUID principalID)
{
return m_Items.GetActiveGestures(principalID);
}
public int GetAssetPermissions(UUID principalID, UUID assetID)
{
return m_Items.GetAssetPermissions(principalID, assetID);
}
}
public class MySqlItemHandler : MySqlInventoryHandler<XInventoryItem>
{
// private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
public MySqlItemHandler(string c, string t, string m) :
base(c, t, m)
{
}
public override bool Delete(string field, string val)
{
XInventoryItem[] retrievedItems = Get(new string[] { field }, new string[] { val });
if (retrievedItems.Length == 0)
return false;
if (!base.Delete(field, val))
return false;
// Don't increment folder version here since Delete(string, string) calls Delete(string[], string[])
// IncrementFolderVersion(retrievedItems[0].parentFolderID);
return true;
}
public override bool Delete(string[] fields, string[] vals)
{
XInventoryItem[] retrievedItems = Get(fields, vals);
if (retrievedItems.Length == 0)
return false;
if (!base.Delete(fields, vals))
return false;
HashSet<UUID> deletedItemFolderUUIDs = new HashSet<UUID>();
Array.ForEach<XInventoryItem>(retrievedItems, i => deletedItemFolderUUIDs.Add(i.parentFolderID));
foreach (UUID deletedItemFolderUUID in deletedItemFolderUUIDs)
IncrementFolderVersion(deletedItemFolderUUID);
return true;
}
public bool MoveItem(string id, string newParent)
{
XInventoryItem[] retrievedItems = Get(new string[] { "inventoryID" }, new string[] { id });
if (retrievedItems.Length == 0)
return false;
UUID oldParent = retrievedItems[0].parentFolderID;
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.CommandText = String.Format("update {0} set parentFolderID = ?ParentFolderID where inventoryID = ?InventoryID", m_Realm);
cmd.Parameters.AddWithValue("?ParentFolderID", newParent);
cmd.Parameters.AddWithValue("?InventoryID", id);
if (ExecuteNonQuery(cmd) == 0)
return false;
}
IncrementFolderVersion(oldParent);
IncrementFolderVersion(newParent);
return true;
}
public XInventoryItem[] GetActiveGestures(UUID principalID)
{
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.CommandText = String.Format("select * from inventoryitems where avatarId = ?uuid and assetType = ?type and flags & 1", m_Realm);
cmd.Parameters.AddWithValue("?uuid", principalID.ToString());
cmd.Parameters.AddWithValue("?type", (int)AssetType.Gesture);
return DoQuery(cmd);
}
}
public int GetAssetPermissions(UUID principalID, UUID assetID)
{
using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
{
dbcon.Open();
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.Connection = dbcon;
cmd.CommandText = String.Format("select bit_or(inventoryCurrentPermissions) as inventoryCurrentPermissions from inventoryitems where avatarID = ?PrincipalID and assetID = ?AssetID group by assetID", m_Realm);
cmd.Parameters.AddWithValue("?PrincipalID", principalID.ToString());
cmd.Parameters.AddWithValue("?AssetID", assetID.ToString());
using (IDataReader reader = cmd.ExecuteReader())
{
int perms = 0;
if (reader.Read())
{
perms = Convert.ToInt32(reader["inventoryCurrentPermissions"]);
}
return perms;
}
}
}
}
public override bool Store(XInventoryItem item)
{
if (!base.Store(item))
return false;
IncrementFolderVersion(item.parentFolderID);
return true;
}
}
public class MySqlFolderHandler : MySqlInventoryHandler<XInventoryFolder>
{
// private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
public MySqlFolderHandler(string c, string t, string m) :
base(c, t, m)
{
}
public bool MoveFolder(string id, string newParentFolderID)
{
XInventoryFolder[] folders = Get(new string[] { "folderID" }, new string[] { id });
if (folders.Length == 0)
return false;
UUID oldParentFolderUUID = folders[0].parentFolderID;
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.CommandText
= String.Format(
"update {0} set parentFolderID = ?ParentFolderID where folderID = ?folderID", m_Realm);
cmd.Parameters.AddWithValue("?ParentFolderID", newParentFolderID);
cmd.Parameters.AddWithValue("?folderID", id);
if (ExecuteNonQuery(cmd) == 0)
return false;
}
IncrementFolderVersion(oldParentFolderUUID);
IncrementFolderVersion(newParentFolderID);
return true;
}
public override bool Store(XInventoryFolder folder)
{
if (!base.Store(folder))
return false;
IncrementFolderVersion(folder.parentFolderID);
return true;
}
}
public class MySqlInventoryHandler<T> : MySQLGenericTableHandler<T> where T: class, new()
{
public MySqlInventoryHandler(string c, string t, string m) : base(c, t, m) {}
protected bool IncrementFolderVersion(UUID folderID)
{
return IncrementFolderVersion(folderID.ToString());
}
protected bool IncrementFolderVersion(string folderID)
{
// m_log.DebugFormat("[MYSQL FOLDER HANDLER]: Incrementing version on folder {0}", folderID);
// Util.PrintCallStack();
using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
{
dbcon.Open();
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.Connection = dbcon;
cmd.CommandText = String.Format("update inventoryfolders set version=version+1 where folderID = ?folderID");
cmd.Parameters.AddWithValue("?folderID", folderID);
try
{
cmd.ExecuteNonQuery();
}
catch (Exception)
{
return false;
}
cmd.Dispose();
}
dbcon.Close();
}
return true;
}
}
}
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