src/game/QueryHandler.cpp

   1 /*
   2  * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #include "Common.h"
  20 #include "Language.h"
  21 #include "Database/DatabaseEnv.h"
  22 #include "Database/DatabaseImpl.h"
  23 #include "WorldPacket.h"
  24 #include "WorldSession.h"
  25 #include "Opcodes.h"
  26 #include "Log.h"
  27 #include "World.h"
  28 #include "ObjectMgr.h"
  29 #include "Player.h"
  30 #include "UpdateMask.h"
  31 #include "NPCHandler.h"
  32 #include "Pet.h"
  33 #include "MapManager.h"
  34
  35 void WorldSession::SendNameQueryOpcode(Player *p)
  36 {
  37     if(!p)
  38         return;
  39
  40                                                             // guess size
  41     WorldPacket data( SMSG_NAME_QUERY_RESPONSE, (8+1+4+4+4+10) );
  42     data << p->GetGUID();
  43     data << p->GetName();
  44     data << uint8(0);                                       // realm name for cross realm BG usage
  45     data << uint32(p->getRace());
  46     data << uint32(p->getGender());
  47     data << uint32(p->getClass());
  48     if(DeclinedName const* names = p->GetDeclinedNames())
  49     {
  50         data << uint8(1);                                   // is declined
  51         for(int i = 0; i < MAX_DECLINED_NAME_CASES; ++i)
  52             data << names->name[i];
  53     }
  54     else
  55         data << uint8(0);                                   // is not declined
  56
  57     SendPacket(&data);
  58 }
  59
  60 void WorldSession::SendNameQueryOpcodeFromDB(uint64 guid)
  61 {
  62     CharacterDatabase.AsyncPQuery(&WorldSession::SendNameQueryOpcodeFromDBCallBack, GetAccountId(),
  63         !sWorld.getConfig(CONFIG_DECLINED_NAMES_USED) ?
  64     //   ------- Query Without Declined Names --------
  65     //          0                1     2
  66         "SELECT guid, name, SUBSTRING(data, LENGTH(SUBSTRING_INDEX(data, ' ', '%u'))+2, LENGTH(SUBSTRING_INDEX(data, ' ', '%u')) - LENGTH(SUBSTRING_INDEX(data, ' ', '%u'))-1) "
  67         "FROM characters WHERE guid = '%u'"
  68         :
  69     //   --------- Query With Declined Names ---------
  70     //          0                1     2
  71         "SELECT characters.guid, name, SUBSTRING(data, LENGTH(SUBSTRING_INDEX(data, ' ', '%u'))+2, LENGTH(SUBSTRING_INDEX(data, ' ', '%u')) - LENGTH(SUBSTRING_INDEX(data, ' ', '%u'))-1), "
  72     //   3         4       5           6             7
  73         "genitive, dative, accusative, instrumental, prepositional "
  74         "FROM characters LEFT JOIN character_declinedname ON characters.guid = character_declinedname.guid WHERE characters.guid = '%u'",
  75         UNIT_FIELD_BYTES_0, UNIT_FIELD_BYTES_0+1, UNIT_FIELD_BYTES_0, GUID_LOPART(guid));
  76 }
  77
  78 void WorldSession::SendNameQueryOpcodeFromDBCallBack(QueryResult *result, uint32 accountId)
  79 {
  80     if(!result)
  81         return;
  82
  83     WorldSession * session = sWorld.FindSession(accountId);
  84     if(!session)
  85     {
  86         delete result;
  87         return;
  88     }
  89
  90     Field *fields = result->Fetch();
  91     uint32 guid      = fields[0].GetUInt32();
  92     std::string name = fields[1].GetCppString();
  93     uint32 field     = 0;
  94     if(name == "")
  95         name         = session->GetMangosString(LANG_NON_EXIST_CHARACTER);
  96     else
  97         field        = fields[2].GetUInt32();
  98
  99                                                             // guess size
 100     WorldPacket data( SMSG_NAME_QUERY_RESPONSE, (8+1+4+4+4+10) );
 101     data << MAKE_NEW_GUID(guid, 0, HIGHGUID_PLAYER);
 102     data << name;
 103     data << uint8(0);
 104     data << uint32(field & 0xFF);
 105     data << uint32((field >> 16) & 0xFF);
 106     data << uint32((field >> 8) & 0xFF);
 107
 108     // if the first declined name field (3) is empty, the rest must be too
 109     if(sWorld.getConfig(CONFIG_DECLINED_NAMES_USED) && fields[3].GetCppString() != "")
 110     {
 111         data << uint8(1);                                   // is declined
 112         for(int i = 3; i < MAX_DECLINED_NAME_CASES+3; ++i)
 113             data << fields[i].GetCppString();
 114     }
 115     else
 116         data << uint8(0);                                   // is declined
 117
 118     session->SendPacket( &data );
 119     delete result;
 120 }
 121
 122 void WorldSession::HandleNameQueryOpcode( WorldPacket & recv_data )
 123 {
 124     CHECK_PACKET_SIZE(recv_data, 8);
 125
 126     uint64 guid;
 127
 128     recv_data >> guid;
 129
 130     Player *pChar = objmgr.GetPlayer(guid);
 131
 132     if (pChar)
 133         SendNameQueryOpcode(pChar);
 134     else
 135         SendNameQueryOpcodeFromDB(guid);
 136 }
 137
 138 void WorldSession::HandleQueryTimeOpcode( WorldPacket & /*recv_data*/ )
 139 {
 140     WorldPacket data( SMSG_QUERY_TIME_RESPONSE, 4+4 );
 141     data << (uint32)time(NULL);
 142     data << (uint32)0;
 143     SendPacket( &data );
 144 }
 145
 146 /// Only _static_ data send in this packet !!!
 147 void WorldSession::HandleCreatureQueryOpcode( WorldPacket & recv_data )
 148 {
 149     CHECK_PACKET_SIZE(recv_data,4+8);
 150
 151     uint32 entry;
 152     recv_data >> entry;
 153
 154     CreatureInfo const *ci = objmgr.GetCreatureTemplate(entry);
 155     if (ci)
 156     {
 157
 158         std::string Name, SubName;
 159         Name = ci->Name;
 160         SubName = ci->SubName;
 161
 162         int loc_idx = GetSessionDbLocaleIndex();
 163         if (loc_idx >= 0)
 164         {
 165             CreatureLocale const *cl = objmgr.GetCreatureLocale(entry);
 166             if (cl)
 167             {
 168                 if (cl->Name.size() > size_t(loc_idx) && !cl->Name[loc_idx].empty())
 169                     Name = cl->Name[loc_idx];
 170                 if (cl->SubName.size() > size_t(loc_idx) && !cl->SubName[loc_idx].empty())
 171                     SubName = cl->SubName[loc_idx];
 172             }
 173         }
 174         sLog.outDetail("WORLD: CMSG_CREATURE_QUERY '%s' - Entry: %u.", ci->Name, entry);
 175                                                             // guess size
 176         WorldPacket data( SMSG_CREATURE_QUERY_RESPONSE, 100 );
 177         data << uint32(entry);                              // creature entry
 178         data << Name;
 179         data << uint8(0) << uint8(0) << uint8(0);           // name2, name3, name4, always empty
 180         data << SubName;
 181         data << ci->IconName;                               // "Directions" for guard, string for Icons 2.3.0
 182         data << uint32(ci->type_flags);                     // flags
 183         data << uint32(ci->type);                           // CreatureType.dbc
 184         data << uint32(ci->family);                         // CreatureFamily.dbc
 185         data << uint32(ci->rank);                           // Creature Rank (elite, boss, etc)
 186         data << uint32(ci->PetSpellDataId);                 // Id from CreatureSpellData.dbc    wdbField12
 187         data << uint32(ci->DisplayID_A);                    // modelid_male1
 188         data << uint32(ci->DisplayID_H);                    // modelid_female1 ?
 189         data << uint32(ci->DisplayID_A2);                   // modelid_male2 ?
 190         data << uint32(ci->DisplayID_H2);                   // modelid_femmale2 ?
 191         data << float(ci->unk16);                           // unk
 192         data << float(ci->unk17);                           // unk
 193         data << uint8(ci->RacialLeader);
 194         SendPacket( &data );
 195         sLog.outDebug( "WORLD: Sent SMSG_CREATURE_QUERY_RESPONSE" );
 196     }
 197     else
 198     {
 199         uint64 guid;
 200         recv_data >> guid;
 201
 202         sLog.outDebug("WORLD: CMSG_CREATURE_QUERY - NO CREATURE INFO! (GUID: %u, ENTRY: %u)",
 203             GUID_LOPART(guid), entry);
 204         WorldPacket data( SMSG_CREATURE_QUERY_RESPONSE, 4 );
 205         data << uint32(entry | 0x80000000);
 206         SendPacket( &data );
 207         sLog.outDebug( "WORLD: Sent SMSG_CREATURE_QUERY_RESPONSE" );
 208     }
 209 }
 210
 211 /// Only _static_ data send in this packet !!!
 212 void WorldSession::HandleGameObjectQueryOpcode( WorldPacket & recv_data )
 213 {
 214     CHECK_PACKET_SIZE(recv_data,4+8);
 215
 216     uint32 entryID;
 217     recv_data >> entryID;
 218
 219     const GameObjectInfo *info = objmgr.GetGameObjectInfo(entryID);
 220     if(info)
 221     {
 222         std::string Name;
 223         std::string IconName;
 224         std::string CastBarCaption;
 225
 226         Name = info->name;
 227         IconName = info->IconName;
 228         CastBarCaption = info->castBarCaption;
 229
 230         int loc_idx = GetSessionDbLocaleIndex();
 231         if (loc_idx >= 0)
 232         {
 233             GameObjectLocale const *gl = objmgr.GetGameObjectLocale(entryID);
 234             if (gl)
 235             {
 236                 if (gl->Name.size() > size_t(loc_idx) && !gl->Name[loc_idx].empty())
 237                     Name = gl->Name[loc_idx];
 238                 if (gl->CastBarCaption.size() > size_t(loc_idx) && !gl->CastBarCaption[loc_idx].empty())
 239                     CastBarCaption = gl->CastBarCaption[loc_idx];
 240             }
 241         }
 242         sLog.outDetail("WORLD: CMSG_GAMEOBJECT_QUERY '%s' - Entry: %u. ", info->name, entryID);
 243         WorldPacket data ( SMSG_GAMEOBJECT_QUERY_RESPONSE, 150 );
 244         data << uint32(entryID);
 245         data << uint32(info->type);
 246         data << uint32(info->displayId);
 247         data << Name;
 248         data << uint8(0) << uint8(0) << uint8(0);           // name2, name3, name4
 249         data << IconName;                                   // 2.0.3, string. Icon name to use instead of default icon for go's (ex: "Attack" makes sword)
 250         data << CastBarCaption;                             // 2.0.3, string. Text will appear in Cast Bar when using GO (ex: "Collecting")
 251         data << uint8(0);                                   // 2.0.3, string
 252         data.append(info->raw.data, 24);
 253         data << float(info->size);                          // go size
 254         SendPacket( &data );
 255         sLog.outDebug( "WORLD: Sent SMSG_GAMEOBJECT_QUERY_RESPONSE" );
 256     }
 257     else
 258     {
 259
 260         uint64 guid;
 261         recv_data >> guid;
 262
 263         sLog.outDebug(  "WORLD: CMSG_GAMEOBJECT_QUERY - Missing gameobject info for (GUID: %u, ENTRY: %u)",
 264             GUID_LOPART(guid), entryID );
 265         WorldPacket data ( SMSG_GAMEOBJECT_QUERY_RESPONSE, 4 );
 266         data << uint32(entryID | 0x80000000);
 267         SendPacket( &data );
 268         sLog.outDebug( "WORLD: Sent SMSG_GAMEOBJECT_QUERY_RESPONSE" );
 269     }
 270 }
 271
 272 void WorldSession::HandleCorpseQueryOpcode(WorldPacket & /*recv_data*/)
 273 {
 274     sLog.outDetail("WORLD: Received MSG_CORPSE_QUERY");
 275
 276     Corpse *corpse = GetPlayer()->GetCorpse();
 277
 278     if(!corpse)
 279     {
 280         WorldPacket data(MSG_CORPSE_QUERY, 1);
 281         data << uint8(0);                                   // corpse not found
 282         SendPacket(&data);
 283         return;
 284     }
 285
 286     int32 mapid = corpse->GetMapId();
 287     float x = corpse->GetPositionX();
 288     float y = corpse->GetPositionY();
 289     float z = corpse->GetPositionZ();
 290     int32 corpsemapid = _player->GetMapId();
 291
 292     if(Map *map = MapManager::Instance().FindMap(corpse->GetMapId(), corpse->GetInstanceId()))
 293     {
 294         if(map->IsDungeon())
 295         {
 296             if(!map->GetEntrancePos(mapid, x, y))
 297                 return;
 298
 299             Map *entrance_map = MapManager::Instance().GetMap(mapid, _player);
 300             if(!entrance_map)
 301                 return;
 302
 303             z = entrance_map->GetHeight(x, y, MAX_HEIGHT);
 304             corpsemapid = corpse->GetMapId();
 305         }
 306     }
 307
 308     WorldPacket data(MSG_CORPSE_QUERY, 1+(5*4));
 309     data << uint8(1);                                       // corpse found
 310     data << int32(mapid);
 311     data << float(x);
 312     data << float(y);
 313     data << float(z);
 314     data << int32(corpsemapid);
 315     SendPacket(&data);
 316 }
 317
 318 void WorldSession::HandleNpcTextQueryOpcode( WorldPacket & recv_data )
 319 {
 320     CHECK_PACKET_SIZE(recv_data, 4 + 8);
 321
 322     uint32 textID;
 323     uint64 guid;
 324
 325     recv_data >> textID;
 326     sLog.outDetail("WORLD: CMSG_NPC_TEXT_QUERY ID '%u'", textID);
 327
 328     recv_data >> guid;
 329     GetPlayer()->SetUInt64Value(UNIT_FIELD_TARGET, guid);
 330
 331     GossipText const* pGossip = objmgr.GetGossipText(textID);
 332
 333     WorldPacket data( SMSG_NPC_TEXT_UPDATE, 100 );          // guess size
 334     data << textID;
 335
 336     if (!pGossip)
 337     {
 338         for(uint32 i = 0; i < 8; ++i)
 339         {
 340             data << float(0);
 341             data << "Greetings $N";
 342             data << "Greetings $N";
 343             data << uint32(0);
 344             data << uint32(0);
 345             data << uint32(0);
 346             data << uint32(0);
 347             data << uint32(0);
 348             data << uint32(0);
 349             data << uint32(0);
 350         }
 351     }
 352     else
 353     {
 354         std::string Text_0[8], Text_1[8];
 355         for (int i = 0; i < 8; ++i)
 356         {
 357             Text_0[i]=pGossip->Options[i].Text_0;
 358             Text_1[i]=pGossip->Options[i].Text_1;
 359         }
 360
 361         int loc_idx = GetSessionDbLocaleIndex();
 362         if (loc_idx >= 0)
 363         {
 364             NpcTextLocale const *nl = objmgr.GetNpcTextLocale(textID);
 365             if (nl)
 366             {
 367                 for (int i = 0; i < 8; ++i)
 368                 {
 369                     if (nl->Text_0[i].size() > size_t(loc_idx) && !nl->Text_0[i][loc_idx].empty())
 370                         Text_0[i]=nl->Text_0[i][loc_idx];
 371                     if (nl->Text_1[i].size() > size_t(loc_idx) && !nl->Text_1[i][loc_idx].empty())
 372                         Text_1[i]=nl->Text_1[i][loc_idx];
 373                 }
 374             }
 375         }
 376
 377         for (int i = 0; i < 8; ++i)
 378         {
 379             data << pGossip->Options[i].Probability;
 380
 381             if ( Text_0[i].empty() )
 382                 data << Text_1[i];
 383             else
 384                 data << Text_0[i];
 385
 386             if ( Text_1[i].empty() )
 387                 data << Text_0[i];
 388             else
 389                 data << Text_1[i];
 390
 391             data << pGossip->Options[i].Language;
 392
 393             for(int j = 0; j < 3; ++j)
 394             {
 395                 data << pGossip->Options[i].Emotes[j]._Delay;
 396                 data << pGossip->Options[i].Emotes[j]._Emote;
 397             }
 398         }
 399     }
 400
 401     SendPacket( &data );
 402
 403     sLog.outDebug( "WORLD: Sent SMSG_NPC_TEXT_UPDATE" );
 404 }
 405
 406 void WorldSession::HandlePageTextQueryOpcode( WorldPacket & recv_data )
 407 {
 408     CHECK_PACKET_SIZE(recv_data, 4);
 409
 410     uint32 pageID;
 411
 412     recv_data >> pageID;
 413     sLog.outDetail("WORLD: Received CMSG_PAGE_TEXT_QUERY for pageID '%u'", pageID);
 414
 415     while (pageID)
 416     {
 417         PageText const *pPage = sPageTextStore.LookupEntry<PageText>( pageID );
 418                                                             // guess size
 419         WorldPacket data( SMSG_PAGE_TEXT_QUERY_RESPONSE, 50 );
 420         data << pageID;
 421
 422         if (!pPage)
 423         {
 424             data << "Item page missing.";
 425             data << uint32(0);
 426             pageID = 0;
 427         }
 428         else
 429         {
 430             std::string Text = pPage->Text;
 431
 432             int loc_idx = GetSessionDbLocaleIndex();
 433             if (loc_idx >= 0)
 434             {
 435                 PageTextLocale const *pl = objmgr.GetPageTextLocale(pageID);
 436                 if (pl)
 437                 {
 438                     if (pl->Text.size() > size_t(loc_idx) && !pl->Text[loc_idx].empty())
 439                         Text = pl->Text[loc_idx];
 440                 }
 441             }
 442
 443             data << Text;
 444             data << uint32(pPage->Next_Page);
 445             pageID = pPage->Next_Page;
 446         }
 447         SendPacket( &data );
 448
 449         sLog.outDebug( "WORLD: Sent SMSG_PAGE_TEXT_QUERY_RESPONSE" );
 450     }
 451 }