opensim-development – 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;
using System.Collections.Generic;
using System.Reflection;
using System.Text;
using log4net;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Data;
namespace OpenSim.Data.Null
{
public class NullUserAccountData : IUserAccountData
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private Dictionary<UUID, UserAccountData> m_DataByUUID = new Dictionary<UUID, UserAccountData>();
private Dictionary<string, UserAccountData> m_DataByName = new Dictionary<string, UserAccountData>();
private Dictionary<string, UserAccountData> m_DataByEmail = new Dictionary<string, UserAccountData>();
public NullUserAccountData(string connectionString, string realm)
{
// m_log.DebugFormat(
// "[NULL USER ACCOUNT DATA]: Initializing new NullUserAccountData with connectionString [{0}], realm [{1}]",
// connectionString, realm);
}
/// <summary>
/// Tries to implement the Get [] semantics, but it cuts corners like crazy.
/// Specifically, it relies on the knowledge that the only Gets used are
/// keyed on PrincipalID, Email, and FirstName+LastName.
/// </summary>
/// <param name="fields"></param>
/// <param name="values"></param>
/// <returns></returns>
public UserAccountData[] Get(string[] fields, string[] values)
{
// if (m_log.IsDebugEnabled)
// {
// m_log.DebugFormat(
// "[NULL USER ACCOUNT DATA]: Called Get with fields [{0}], values [{1}]",
// string.Join(", ", fields), string.Join(", ", values));
// }
UserAccountData[] userAccounts = new UserAccountData[0];
List<string> fieldsLst = new List<string>(fields);
if (fieldsLst.Contains("PrincipalID"))
{
int i = fieldsLst.IndexOf("PrincipalID");
UUID id = UUID.Zero;
if (UUID.TryParse(values[i], out id))
if (m_DataByUUID.ContainsKey(id))
userAccounts = new UserAccountData[] { m_DataByUUID[id] };
}
else if (fieldsLst.Contains("FirstName") && fieldsLst.Contains("LastName"))
{
int findex = fieldsLst.IndexOf("FirstName");
int lindex = fieldsLst.IndexOf("LastName");
if (m_DataByName.ContainsKey(values[findex] + " " + values[lindex]))
{
userAccounts = new UserAccountData[] { m_DataByName[values[findex] + " " + values[lindex]] };
}
}
else if (fieldsLst.Contains("Email"))
{
int i = fieldsLst.IndexOf("Email");
if (m_DataByEmail.ContainsKey(values[i]))
userAccounts = new UserAccountData[] { m_DataByEmail[values[i]] };
}
// if (m_log.IsDebugEnabled)
// {
// StringBuilder sb = new StringBuilder();
// foreach (UserAccountData uad in userAccounts)
// sb.AppendFormat("({0} {1} {2}) ", uad.FirstName, uad.LastName, uad.PrincipalID);
//
// m_log.DebugFormat(
// "[NULL USER ACCOUNT DATA]: Returning {0} user accounts out of {1}: [{2}]", userAccounts.Length, m_DataByName.Count, sb);
// }
return userAccounts;
}
public bool Store(UserAccountData data)
{
if (data == null)
return false;
m_log.DebugFormat(
"[NULL USER ACCOUNT DATA]: Storing user account {0} {1} {2} {3}",
data.FirstName, data.LastName, data.PrincipalID, this.GetHashCode());
m_DataByUUID[data.PrincipalID] = data;
m_DataByName[data.FirstName + " " + data.LastName] = data;
if (data.Data.ContainsKey("Email") && data.Data["Email"] != null && data.Data["Email"] != string.Empty)
m_DataByEmail[data.Data["Email"]] = data;
// m_log.DebugFormat("m_DataByUUID count is {0}, m_DataByName count is {1}", m_DataByUUID.Count, m_DataByName.Count);
return true;
}
public UserAccountData[] GetUsers(UUID scopeID, string query)
{
// m_log.DebugFormat(
// "[NULL USER ACCOUNT DATA]: Called GetUsers with scope [{0}], query [{1}]", scopeID, query);
string[] words = query.Split(new char[] { ' ' });
for (int i = 0; i < words.Length; i++)
{
if (words[i].Length < 3)
{
if (i != words.Length - 1)
Array.Copy(words, i + 1, words, i, words.Length - i - 1);
Array.Resize(ref words, words.Length - 1);
}
}
if (words.Length == 0)
return new UserAccountData[0];
if (words.Length > 2)
return new UserAccountData[0];
List<string> lst = new List<string>(m_DataByName.Keys);
if (words.Length == 1)
{
lst = lst.FindAll(delegate(string s) { return s.StartsWith(words[0]); });
}
else
{
lst = lst.FindAll(delegate(string s) { return s.Contains(words[0]) || s.Contains(words[1]); });
}
if (lst == null || (lst != null && lst.Count == 0))
return new UserAccountData[0];
UserAccountData[] result = new UserAccountData[lst.Count];
int n = 0;
foreach (string key in lst)
result[n++] = m_DataByName[key];
return result;
}
public bool Delete(string field, string val)
{
// Only delete by PrincipalID
if (field.Equals("PrincipalID"))
{
UUID uuid = UUID.Zero;
if (UUID.TryParse(val, out uuid) && m_DataByUUID.ContainsKey(uuid))
{
UserAccountData account = m_DataByUUID[uuid];
m_DataByUUID.Remove(uuid);
if (m_DataByName.ContainsKey(account.FirstName + " " + account.LastName))
m_DataByName.Remove(account.FirstName + " " + account.LastName);
if (account.Data.ContainsKey("Email") && account.Data["Email"] != string.Empty && m_DataByEmail.ContainsKey(account.Data["Email"]))
m_DataByEmail.Remove(account.Data["Email"]);
return true;
}
}
return false;
}
}
}