aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/OpenSim/Data/MySQL/MySQLRegionData.cs
blob: 948cdf330ffed077c9ac515b5bc09572356bbb43 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
/*
 * 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.Data;
using System.Reflection;

using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Data;
using MySql.Data.MySqlClient;

namespace OpenSim.Data.MySQL
{
    public class MySqlRegionData : MySqlFramework, IRegionData
    {
        private string m_Realm;
        private List<string> m_ColumnNames;
        //private string m_connectionString;

        protected virtual Assembly Assembly
        {
            get { return GetType().Assembly; }
        }

        public MySqlRegionData(string connectionString, string realm)
                : base(connectionString)
        {
            m_Realm = realm;
            m_connectionString = connectionString;

            using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
            {
                dbcon.Open();
                Migration m = new Migration(dbcon, Assembly, "GridStore");
                m.Update();
            }
        }

        public List<RegionData> Get(string regionName, UUID scopeID)
        {
            string command = "select * from `"+m_Realm+"` where regionName like ?regionName";
            if (scopeID != UUID.Zero)
                command += " and ScopeID = ?scopeID";

            command += " order by regionName";

            using (MySqlCommand cmd = new MySqlCommand(command))
            {
                cmd.Parameters.AddWithValue("?regionName", regionName);
                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());

                return RunCommand(cmd);
            }
        }

        public RegionData Get(int posX, int posY, UUID scopeID)
        {
            string command = "select * from `"+m_Realm+"` where locX = ?posX and locY = ?posY";
            if (scopeID != UUID.Zero)
                command += " and ScopeID = ?scopeID";

            using (MySqlCommand cmd = new MySqlCommand(command))
            {
                cmd.Parameters.AddWithValue("?posX", posX.ToString());
                cmd.Parameters.AddWithValue("?posY", posY.ToString());
                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());

                List<RegionData> ret = RunCommand(cmd);
                if (ret.Count == 0)
                    return null;

                return ret[0];
            }
        }

        public RegionData Get(UUID regionID, UUID scopeID)
        {
            string command = "select * from `"+m_Realm+"` where uuid = ?regionID";
            if (scopeID != UUID.Zero)
                command += " and ScopeID = ?scopeID";

            using (MySqlCommand cmd = new MySqlCommand(command))
            {
                cmd.Parameters.AddWithValue("?regionID", regionID.ToString());
                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());

                List<RegionData> ret = RunCommand(cmd);
                if (ret.Count == 0)
                    return null;

                return ret[0];
            }
        }

        public List<RegionData> Get(int startX, int startY, int endX, int endY, UUID scopeID)
        {
            string command = "select * from `"+m_Realm+"` where locX between ?startX and ?endX and locY between ?startY and ?endY";
            if (scopeID != UUID.Zero)
                command += " and ScopeID = ?scopeID";

            using (MySqlCommand cmd = new MySqlCommand(command))
            {
                cmd.Parameters.AddWithValue("?startX", startX.ToString());
                cmd.Parameters.AddWithValue("?startY", startY.ToString());
                cmd.Parameters.AddWithValue("?endX", endX.ToString());
                cmd.Parameters.AddWithValue("?endY", endY.ToString());
                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());

                return RunCommand(cmd);
            }
        }

        public List<RegionData> RunCommand(MySqlCommand cmd)
        {
            List<RegionData> retList = new List<RegionData>();

            using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
            {
                dbcon.Open();
                cmd.Connection = dbcon;

                using (IDataReader result = cmd.ExecuteReader())
                {
                    while (result.Read())
                    {
                        RegionData ret = new RegionData();
                        ret.Data = new Dictionary<string, object>();

                        ret.RegionID = DBGuid.FromDB(result["uuid"]);
                        ret.ScopeID = DBGuid.FromDB(result["ScopeID"]);

                        ret.RegionName = result["regionName"].ToString();
                        ret.posX = Convert.ToInt32(result["locX"]);
                        ret.posY = Convert.ToInt32(result["locY"]);
                        ret.sizeX = Convert.ToInt32(result["sizeX"]);
                        ret.sizeY = Convert.ToInt32(result["sizeY"]);

                        if (m_ColumnNames == null)
                        {
                            m_ColumnNames = new List<string>();

                            DataTable schemaTable = result.GetSchemaTable();
                            foreach (DataRow row in schemaTable.Rows)
                            {
                                if (row["ColumnName"] != null)
                                    m_ColumnNames.Add(row["ColumnName"].ToString());
                            }
                        }

                        foreach (string s in m_ColumnNames)
                        {
                            if (s == "uuid")
                                continue;
                            if (s == "ScopeID")
                                continue;
                            if (s == "regionName")
                                continue;
                            if (s == "locX")
                                continue;
                            if (s == "locY")
                                continue;

                            object value = result[s];
                            if (value is DBNull)
                                ret.Data[s] = null;
                            else
                                ret.Data[s] = result[s].ToString();
                        }

                        retList.Add(ret);
                    }
                }
            }

            return retList;
        }

        public bool Store(RegionData data)
        {
            if (data.Data.ContainsKey("uuid"))
                data.Data.Remove("uuid");
            if (data.Data.ContainsKey("ScopeID"))
                data.Data.Remove("ScopeID");
            if (data.Data.ContainsKey("regionName"))
                data.Data.Remove("regionName");
            if (data.Data.ContainsKey("posX"))
                data.Data.Remove("posX");
            if (data.Data.ContainsKey("posY"))
                data.Data.Remove("posY");
            if (data.Data.ContainsKey("sizeX"))
                data.Data.Remove("sizeX");
            if (data.Data.ContainsKey("sizeY"))
                data.Data.Remove("sizeY");
            if (data.Data.ContainsKey("locX"))
                data.Data.Remove("locX");
            if (data.Data.ContainsKey("locY"))
                data.Data.Remove("locY");

            if (data.RegionName.Length > 128)
                data.RegionName = data.RegionName.Substring(0, 128);

            string[] fields = new List<string>(data.Data.Keys).ToArray();

            using (MySqlCommand cmd = new MySqlCommand())
            {
                string update = "update `" + m_Realm + "` set locX=?posX, locY=?posY, sizeX=?sizeX, sizeY=?sizeY";
                foreach (string field in fields)
                {
                    update += ", ";
                    update += "`" + field + "` = ?" + field;

                    cmd.Parameters.AddWithValue("?" + field, data.Data[field]);
                }

                update += " where uuid = ?regionID";

                if (data.ScopeID != UUID.Zero)
                    update += " and ScopeID = ?scopeID";

                cmd.CommandText = update;
                cmd.Parameters.AddWithValue("?regionID", data.RegionID.ToString());
                cmd.Parameters.AddWithValue("?regionName", data.RegionName);
                cmd.Parameters.AddWithValue("?scopeID", data.ScopeID.ToString());
                cmd.Parameters.AddWithValue("?posX", data.posX.ToString());
                cmd.Parameters.AddWithValue("?posY", data.posY.ToString());
                cmd.Parameters.AddWithValue("?sizeX", data.sizeX.ToString());
                cmd.Parameters.AddWithValue("?sizeY", data.sizeY.ToString());

                if (ExecuteNonQuery(cmd) < 1)
                {
                    string insert = "insert into `" + m_Realm + "` (`uuid`, `ScopeID`, `locX`, `locY`, `sizeX`, `sizeY`, `regionName`, `" +
                            String.Join("`, `", fields) +
                            "`) values ( ?regionID, ?scopeID, ?posX, ?posY, ?sizeX, ?sizeY, ?regionName, ?" + String.Join(", ?", fields) + ")";

                    cmd.CommandText = insert;

                    if (ExecuteNonQuery(cmd) < 1)
                    {
                        return false;
                    }
                }
            }

            return true;
        }

        public bool SetDataItem(UUID regionID, string item, string value)
        {
            using (MySqlCommand cmd = new MySqlCommand("update `" + m_Realm + "` set `" + item + "` = ?" + item + " where uuid = ?UUID"))
            {
                cmd.Parameters.AddWithValue("?" + item, value);
                cmd.Parameters.AddWithValue("?UUID", regionID.ToString());

                if (ExecuteNonQuery(cmd) > 0)
                    return true;
            }

            return false;
        }

        public bool Delete(UUID regionID)
        {
            using (MySqlCommand cmd = new MySqlCommand("delete from `" + m_Realm + "` where uuid = ?UUID"))
            {
                cmd.Parameters.AddWithValue("?UUID", regionID.ToString());

                if (ExecuteNonQuery(cmd) > 0)
                    return true;
            }

            return false;
        }

        public List<RegionData> GetDefaultRegions(UUID scopeID)
        {
            return Get((int)RegionFlags.DefaultRegion, scopeID);
        }

        public List<RegionData> GetFallbackRegions(UUID scopeID, int x, int y)
        {
            List<RegionData> regions = Get((int)RegionFlags.FallbackRegion, scopeID);
            RegionDataDistanceCompare distanceComparer = new RegionDataDistanceCompare(x, y);
            regions.Sort(distanceComparer);
            return regions;
        }

        public List<RegionData> GetHyperlinks(UUID scopeID)
        {
            return Get((int)RegionFlags.Hyperlink, scopeID);
        }

        private List<RegionData> Get(int regionFlags, UUID scopeID)
        {
            string command = "select * from `" + m_Realm + "` where (flags & " + regionFlags.ToString() + ") <> 0";
            if (scopeID != UUID.Zero)
                command += " and ScopeID = ?scopeID";

            MySqlCommand cmd = new MySqlCommand(command);

            cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());

            return RunCommand(cmd);
        }
    }
}