/* * 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; } } }