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