src/game/Totem.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 "Totem.h"
  20 #include "WorldPacket.h"
  21 #include "MapManager.h"
  22 #include "Log.h"
  23 #include "Group.h"
  24 #include "Player.h"
  25 #include "ObjectMgr.h"
  26 #include "SpellMgr.h"
  27
  28 Totem::Totem() : Creature()
  29 {
  30     m_isTotem = true;
  31     m_duration = 0;
  32     m_type = TOTEM_PASSIVE;
  33 }
  34
  35 void Totem::Update( uint32 time )
  36 {
  37     Unit *owner = GetOwner();
  38     if (!owner || !owner->isAlive() || !isAlive())
  39     {
  40         UnSummon();                                         // remove self
  41         return;
  42     }
  43
  44     if (m_duration <= time)
  45     {
  46         UnSummon();                                         // remove self
  47         return;
  48     }
  49     else
  50         m_duration -= time;
  51
  52     Creature::Update( time );
  53 }
  54
  55 void Totem::Summon(Unit* owner)
  56 {
  57     sLog.outDebug("AddObject at Totem.cpp line 49");
  58
  59     SetInstanceId(owner->GetInstanceId());
  60     owner->GetMap()->Add((Creature*)this);
  61
  62     // select totem model in dependent from owner team
  63     CreatureInfo const *cinfo = GetCreatureInfo();
  64     if(owner->GetTypeId()==TYPEID_PLAYER && cinfo)
  65     {
  66         if(((Player*)owner)->GetTeam()==HORDE)
  67             SetDisplayId(cinfo->DisplayID_H);
  68         else
  69             SetDisplayId(cinfo->DisplayID_A);
  70     }
  71
  72     WorldPacket data(SMSG_GAMEOBJECT_SPAWN_ANIM_OBSOLETE, 8);
  73     data << GetGUID();
  74     SendMessageToSet(&data,true);
  75
  76     AIM_Initialize();
  77
  78     switch(m_type)
  79     {
  80         case TOTEM_PASSIVE: CastSpell(this, GetSpell(), true); break;
  81         case TOTEM_STATUE:  CastSpell(GetOwner(), GetSpell(), true); break;
  82         default: break;
  83     }
  84 }
  85
  86 void Totem::UnSummon()
  87 {
  88     SendObjectDeSpawnAnim(GetGUID());
  89
  90     CombatStop();
  91     RemoveAurasDueToSpell(GetSpell());
  92     Unit *owner = GetOwner();
  93     if (owner)
  94     {
  95         // clear owenr's totem slot
  96         for(int i = 0; i < MAX_TOTEM; ++i)
  97         {
  98             if(owner->m_TotemSlot[i]==GetGUID())
  99             {
 100                 owner->m_TotemSlot[i] = 0;
 101                 break;
 102             }
 103         }
 104
 105         owner->RemoveAurasDueToSpell(GetSpell());
 106
 107         //remove aura all party members too
 108         Group *pGroup = NULL;
 109         if (owner->GetTypeId() == TYPEID_PLAYER)
 110         {
 111             // Not only the player can summon the totem (scripted AI)
 112             pGroup = ((Player*)owner)->GetGroup();
 113             if (pGroup)
 114             {
 115                 for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
 116                 {
 117                     Player* Target = itr->getSource();
 118                     if(Target && pGroup->SameSubGroup((Player*)owner, Target))
 119                         Target->RemoveAurasDueToSpell(GetSpell());
 120                 }
 121             }
 122         }
 123     }
 124
 125     CleanupsBeforeDelete();
 126     AddObjectToRemoveList();
 127 }
 128
 129 void Totem::SetOwner(uint64 guid)
 130 {
 131     SetCreatorGUID(guid);
 132     SetOwnerGUID(guid);
 133     if (Unit *owner = GetOwner())
 134     {
 135         setFaction(owner->getFaction());
 136         SetLevel(owner->getLevel());
 137     }
 138 }
 139
 140 Unit *Totem::GetOwner()
 141 {
 142     uint64 ownerid = GetOwnerGUID();
 143     if(!ownerid)
 144         return NULL;
 145     return ObjectAccessor::GetUnit(*this, ownerid);
 146 }
 147
 148 void Totem::SetTypeBySummonSpell(SpellEntry const * spellProto)
 149 {
 150     // Get spell casted by totem
 151     SpellEntry const * totemSpell = sSpellStore.LookupEntry(GetSpell());
 152     if (totemSpell)
 153     {
 154         // If spell have cast time -> so its active totem
 155         if (GetSpellCastTime(totemSpell))
 156             m_type = TOTEM_ACTIVE;
 157     }
 158     if(spellProto->SpellIconID==2056)
 159         m_type = TOTEM_STATUE;                              //Jewelery statue
 160 }
 161
 162 bool Totem::IsImmunedToSpellEffect(SpellEntry const* spellInfo, uint32 index) const
 163 {
 164     // TODO: possibly all negative auras immuned?
 165     switch(spellInfo->EffectApplyAuraName[index])
 166     {
 167         case SPELL_AURA_PERIODIC_DAMAGE:
 168         case SPELL_AURA_PERIODIC_LEECH:
 169         case SPELL_AURA_MOD_FEAR:
 170         case SPELL_AURA_TRANSFORM:
 171             return true;
 172         default:
 173             break;
 174     }
 175     return Creature::IsImmunedToSpellEffect(spellInfo, index);
 176 }