SpellMgr.cpp File Reference

#include "SpellMgr.h"
#include "BattlefieldMgr.h"
#include "BattlegroundIC.h"
#include "BattlegroundMgr.h"
#include "Chat.h"
#include "DBCStores.h"
#include "GameGraveyard.h"
#include "InstanceScript.h"
#include "MapMgr.h"
#include "ObjectMgr.h"
#include "Player.h"
#include "ScriptMgr.h"
#include "SharedDefines.h"
#include "Spell.h"
#include "SpellAuraDefines.h"
#include "SpellAuras.h"
#include "SpellInfo.h"
#include "World.h"

Go to the source code of this file.

Functions
bool	IsPrimaryProfessionSkill (uint32 skill)
bool	IsPartOfSkillLine (uint32 skillId, uint32 spellId)
DiminishingGroup	GetDiminishingReturnsGroupForSpell (SpellInfo const *spellproto, bool triggered)
DiminishingReturnsType	GetDiminishingReturnsGroupType (DiminishingGroup group)
DiminishingLevels	GetDiminishingReturnsMaxLevel (DiminishingGroup group)
int32	GetDiminishingReturnsLimitDuration (DiminishingGroup group, SpellInfo const *spellproto)
bool	IsDiminishingReturnsGroupDurationLimited (DiminishingGroup group)
void	DeleteSpellFromAllPlayers (uint32 spellId)
bool	LoadPetDefaultSpells_helper (CreatureTemplate const *cInfo, PetDefaultSpellsEntry &petDefSpells)

Function Documentation

DeleteSpellFromAllPlayers()

void DeleteSpellFromAllPlayers

(

uint32

spellId

)

{
    CharacterDatabaseStatements stmts[2] = {CHAR_DEL_INVALID_SPELL_SPELLS, CHAR_DEL_INVALID_SPELL_TALENTS};
    for (uint8 i = 0; i < 2; i++)
    {
        CharacterDatabasePreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(stmts[i]);
        stmt->SetData(0, spellId);
        CharacterDatabase.Execute(stmt);
    }
}

References CHAR_DEL_INVALID_SPELL_SPELLS, CHAR_DEL_INVALID_SPELL_TALENTS, CharacterDatabase, and PreparedStatementBase::SetData().

Referenced by SpellMgr::CheckSpellValid().

GetDiminishingReturnsGroupForSpell()

DiminishingGroup GetDiminishingReturnsGroupForSpell	(	SpellInfo const *	spellproto,
		bool	triggered
	)

{
    if (spellproto->IsPositive())
        return DIMINISHING_NONE;
 
    for (uint8 i = 0; i < MAX_SPELL_EFFECTS; ++i)
    {
        if (spellproto->Effects[i].ApplyAuraName == SPELL_AURA_MOD_TAUNT)
            return DIMINISHING_TAUNT;
    }
 
    // Explicit Diminishing Groups
    switch (spellproto->SpellFamilyName)
    {
        case SPELLFAMILY_GENERIC:
            {
                // Pet charge effects (Infernal Awakening, Demon Charge)
                if (spellproto->SpellVisual[0] == 2816 && spellproto->SpellIconID == 15)
                    return DIMINISHING_CONTROLLED_STUN;
                // Gnaw
                else if (spellproto->Id == 47481)
                    return DIMINISHING_CONTROLLED_STUN;
                // Screams of the Past
                else if (spellproto->Id == 7074)
                    return DIMINISHING_NONE;
                break;
            }
        // Event spells
        case SPELLFAMILY_UNK1:
            return DIMINISHING_NONE;
        case SPELLFAMILY_MAGE:
            {
                // Frostbite
                if (spellproto->Id == 12494)
                    return DIMINISHING_ROOT;
                // Shattered Barrier
                else if (spellproto->Id == 55080)
                    return DIMINISHING_ROOT;
                // Deep Freeze
                else if (spellproto->SpellIconID == 2939 && spellproto->SpellVisual[0] == 9963)
                    return DIMINISHING_CONTROLLED_STUN;
                // Frost Nova / Freeze (Water Elemental)
                else if (spellproto->SpellIconID == 193)
                    return DIMINISHING_CONTROLLED_ROOT;
                // Dragon's Breath
                else if (spellproto->SpellFamilyFlags[0] & 0x800000)
                    return DIMINISHING_DRAGONS_BREATH;
                break;
            }
        case SPELLFAMILY_WARRIOR:
            {
                // Hamstring - limit duration to 10s in PvP
                if (spellproto->SpellFamilyFlags[0] & 0x2)
                    return DIMINISHING_LIMITONLY;
                // Improved Hamstring
                else if (spellproto->Id == 23694)
                    return DIMINISHING_ROOT;
                // Charge Stun (own diminishing)
                else if (spellproto->SpellFamilyFlags[0] & 0x01000000)
                    return DIMINISHING_CHARGE;
                break;
            }
        case SPELLFAMILY_WARLOCK:
            {
                // Curses/etc
                if ((spellproto->SpellFamilyFlags[0] & 0x80000000) || (spellproto->SpellFamilyFlags[1] & 0x200))
                    return DIMINISHING_LIMITONLY;
                // Seduction
                else if (spellproto->SpellFamilyFlags[1] & 0x10000000)
                    return DIMINISHING_FEAR;
                break;
            }
        case SPELLFAMILY_DRUID:
            {
                // Pounce
                if (spellproto->SpellFamilyFlags[0] & 0x20000)
                    return DIMINISHING_OPENING_STUN;
                // Cyclone
                else if (spellproto->SpellFamilyFlags[1] & 0x20)
                    return DIMINISHING_CYCLONE;
                // Entangling Roots
                // Nature's Grasp
                else if (spellproto->SpellFamilyFlags[0] & 0x00000200)
                    return DIMINISHING_CONTROLLED_ROOT;
                // Faerie Fire
                else if (spellproto->SpellFamilyFlags[0] & 0x400)
                    return DIMINISHING_LIMITONLY;
                // Feral Charge Root Effect
                else if (spellproto->Id == 45334)
                    return DIMINISHING_NONE;
                break;
            }
        case SPELLFAMILY_ROGUE:
            {
                // Gouge
                if (spellproto->SpellFamilyFlags[0] & 0x8)
                    return DIMINISHING_DISORIENT;
                // Blind
                else if (spellproto->SpellFamilyFlags[0] & 0x1000000)
                    return DIMINISHING_FEAR;
                // Cheap Shot
                else if (spellproto->SpellFamilyFlags[0] & 0x400)
                    return DIMINISHING_OPENING_STUN;
                // Crippling poison - Limit to 10 seconds in PvP (No SpellFamilyFlags)
                else if (spellproto->SpellIconID == 163)
                    return DIMINISHING_LIMITONLY;
                break;
            }
        case SPELLFAMILY_HUNTER:
            {
                // Hunter's Mark
                if ((spellproto->SpellFamilyFlags[0] & 0x400) && spellproto->SpellIconID == 538)
                    return DIMINISHING_LIMITONLY;
                // Scatter Shot (own diminishing)
                else if ((spellproto->SpellFamilyFlags[0] & 0x40000) && spellproto->SpellIconID == 132)
                    return DIMINISHING_SCATTER_SHOT;
                // Entrapment (own diminishing)
                else if (spellproto->SpellVisual[0] == 7484 && spellproto->SpellIconID == 20)
                    return DIMINISHING_ENTRAPMENT;
                // Wyvern Sting mechanic is MECHANIC_SLEEP but the diminishing is DIMINISHING_DISORIENT
                else if ((spellproto->SpellFamilyFlags[1] & 0x1000) && spellproto->SpellIconID == 1721)
                    return DIMINISHING_DISORIENT;
                // Freezing Arrow
                else if (spellproto->SpellFamilyFlags[0] & 0x8)
                    return DIMINISHING_DISORIENT;
                break;
            }
        case SPELLFAMILY_PALADIN:
            {
                // Judgement of Justice - limit duration to 10s in PvP
                if (spellproto->SpellFamilyFlags[0] & 0x100000)
                    return DIMINISHING_LIMITONLY;
                // Turn Evil
                else if ((spellproto->SpellFamilyFlags[1] & 0x804000) && spellproto->SpellIconID == 309)
                    return DIMINISHING_FEAR;
                break;
            }
        case SPELLFAMILY_SHAMAN:
            {
                // Storm, Earth and Fire - Earthgrab
                if (spellproto->SpellFamilyFlags[2] & 0x4000)
                    return DIMINISHING_NONE;
                break;
            }
        case SPELLFAMILY_DEATHKNIGHT:
            {
                // Hungering Cold (no flags)
                if (spellproto->SpellIconID == 2797)
                    return DIMINISHING_DISORIENT;
                // Mark of Blood
                else if ((spellproto->SpellFamilyFlags[0] & 0x10000000) && spellproto->SpellIconID == 2285)
                    return DIMINISHING_LIMITONLY;
                break;
            }
        default:
            break;
    }
 
    // Lastly - Set diminishing depending on mechanic
    uint32 mechanic = spellproto->GetAllEffectsMechanicMask();
    if (mechanic & (1 << MECHANIC_CHARM))
        return DIMINISHING_MIND_CONTROL;
    if (mechanic & (1 << MECHANIC_SILENCE))
        return DIMINISHING_SILENCE;
    if (mechanic & (1 << MECHANIC_SLEEP))
        return DIMINISHING_SLEEP;
    if (mechanic & ((1 << MECHANIC_SAPPED) | (1 << MECHANIC_POLYMORPH) | (1 << MECHANIC_SHACKLE)))
        return DIMINISHING_DISORIENT;
    // Mechanic Knockout, except Blast Wave
    if (mechanic & (1 << MECHANIC_KNOCKOUT) && spellproto->SpellIconID != 292)
        return DIMINISHING_DISORIENT;
    if (mechanic & (1 << MECHANIC_DISARM))
        return DIMINISHING_DISARM;
    if (mechanic & (1 << MECHANIC_FEAR))
        return DIMINISHING_FEAR;
    if (mechanic & (1 << MECHANIC_STUN))
        return triggered ? DIMINISHING_STUN : DIMINISHING_CONTROLLED_STUN;
    if (mechanic & (1 << MECHANIC_BANISH))
        return DIMINISHING_BANISH;
    if (mechanic & (1 << MECHANIC_ROOT))
        return triggered ? DIMINISHING_ROOT : DIMINISHING_CONTROLLED_ROOT;
    if (mechanic & (1 << MECHANIC_HORROR))
        return DIMINISHING_HORROR;
 
    return DIMINISHING_NONE;
}

References DIMINISHING_BANISH, DIMINISHING_CHARGE, DIMINISHING_CONTROLLED_ROOT, DIMINISHING_CONTROLLED_STUN, DIMINISHING_CYCLONE, DIMINISHING_DISARM, DIMINISHING_DISORIENT, DIMINISHING_DRAGONS_BREATH, DIMINISHING_ENTRAPMENT, DIMINISHING_FEAR, DIMINISHING_HORROR, DIMINISHING_LIMITONLY, DIMINISHING_MIND_CONTROL, DIMINISHING_NONE, DIMINISHING_OPENING_STUN, DIMINISHING_ROOT, DIMINISHING_SCATTER_SHOT, DIMINISHING_SILENCE, DIMINISHING_SLEEP, DIMINISHING_STUN, DIMINISHING_TAUNT, SpellInfo::Effects, SpellInfo::GetAllEffectsMechanicMask(), SpellInfo::Id, SpellInfo::IsPositive(), MAX_SPELL_EFFECTS, MECHANIC_BANISH, MECHANIC_CHARM, MECHANIC_DISARM, MECHANIC_FEAR, MECHANIC_HORROR, MECHANIC_KNOCKOUT, MECHANIC_POLYMORPH, MECHANIC_ROOT, MECHANIC_SAPPED, MECHANIC_SHACKLE, MECHANIC_SILENCE, MECHANIC_SLEEP, MECHANIC_STUN, SPELL_AURA_MOD_TAUNT, SPELLFAMILY_DEATHKNIGHT, SPELLFAMILY_DRUID, SPELLFAMILY_GENERIC, SPELLFAMILY_HUNTER, SPELLFAMILY_MAGE, SPELLFAMILY_PALADIN, SPELLFAMILY_ROGUE, SPELLFAMILY_SHAMAN, SPELLFAMILY_UNK1, SPELLFAMILY_WARLOCK, SPELLFAMILY_WARRIOR, SpellInfo::SpellFamilyFlags, SpellInfo::SpellFamilyName, SpellInfo::SpellIconID, and SpellInfo::SpellVisual.

Referenced by Spell::DoSpellHitOnUnit().

GetDiminishingReturnsGroupType()

DiminishingReturnsType GetDiminishingReturnsGroupType

(

DiminishingGroup

group

)

{
    switch (group)
    {
        case DIMINISHING_TAUNT:
        case DIMINISHING_CONTROLLED_STUN:
        case DIMINISHING_STUN:
        case DIMINISHING_OPENING_STUN:
        case DIMINISHING_CYCLONE:
        case DIMINISHING_CHARGE:
            return DRTYPE_ALL;
        case DIMINISHING_LIMITONLY:
        case DIMINISHING_NONE:
            return DRTYPE_NONE;
        default:
            return DRTYPE_PLAYER;
    }
}

References DIMINISHING_CHARGE, DIMINISHING_CONTROLLED_STUN, DIMINISHING_CYCLONE, DIMINISHING_LIMITONLY, DIMINISHING_NONE, DIMINISHING_OPENING_STUN, DIMINISHING_STUN, DIMINISHING_TAUNT, DRTYPE_ALL, DRTYPE_NONE, and DRTYPE_PLAYER.

Referenced by Unit::ApplyDiminishingToDuration(), and Spell::DoSpellHitOnUnit().

GetDiminishingReturnsLimitDuration()

int32 GetDiminishingReturnsLimitDuration	(	DiminishingGroup	group,
		SpellInfo const *	spellproto
	)

{
    if (!IsDiminishingReturnsGroupDurationLimited(group))
        return 0;
 
    // Explicit diminishing duration
    switch (spellproto->SpellFamilyName)
    {
        case SPELLFAMILY_DRUID:
            {
                // Faerie Fire - limit to 40 seconds in PvP (3.1)
                if (spellproto->SpellFamilyFlags[0] & 0x400)
                    return 40 * IN_MILLISECONDS;
                break;
            }
        case SPELLFAMILY_HUNTER:
            {
                // Wyvern Sting
                if (spellproto->SpellFamilyFlags[1] & 0x1000)
                    return 6 * IN_MILLISECONDS;
                // Hunter's Mark
                if (spellproto->SpellFamilyFlags[0] & 0x400)
                    return 120 * IN_MILLISECONDS;
                break;
            }
        case SPELLFAMILY_PALADIN:
            {
                // Repentance - limit to 6 seconds in PvP
                if (spellproto->SpellFamilyFlags[0] & 0x4)
                    return 6 * IN_MILLISECONDS;
                break;
            }
        case SPELLFAMILY_WARLOCK:
            {
                // Banish - limit to 6 seconds in PvP
                if (spellproto->SpellFamilyFlags[1] & 0x8000000)
                    return 6 * IN_MILLISECONDS;
                // Curse of Tongues - limit to 12 seconds in PvP
                else if (spellproto->SpellFamilyFlags[2] & 0x800)
                    return 12 * IN_MILLISECONDS;
                // Curse of Elements - limit to 120 seconds in PvP
                else if (spellproto->SpellFamilyFlags[1] & 0x200)
                    return 120 * IN_MILLISECONDS;
                // Curse of Exhaustion
                else if (spellproto->SpellFamilyFlags[0] & 0x400000)
                    return 12 * IN_MILLISECONDS;
                break;
            }
        default:
            break;
    }
 
    return 10 * IN_MILLISECONDS;
}

References IN_MILLISECONDS, IsDiminishingReturnsGroupDurationLimited(), SPELLFAMILY_DRUID, SPELLFAMILY_HUNTER, SPELLFAMILY_PALADIN, SPELLFAMILY_WARLOCK, SpellInfo::SpellFamilyFlags, and SpellInfo::SpellFamilyName.

Referenced by Spell::DoSpellHitOnUnit().

GetDiminishingReturnsMaxLevel()

DiminishingLevels GetDiminishingReturnsMaxLevel

(

DiminishingGroup

group

)

{
    switch (group)
    {
        case DIMINISHING_TAUNT:
            return DIMINISHING_LEVEL_TAUNT_IMMUNE;
        default:
            return DIMINISHING_LEVEL_IMMUNE;
    }
}

References DIMINISHING_LEVEL_IMMUNE, DIMINISHING_LEVEL_TAUNT_IMMUNE, and DIMINISHING_TAUNT.

Referenced by Unit::IncrDiminishing().

IsDiminishingReturnsGroupDurationLimited()

bool IsDiminishingReturnsGroupDurationLimited

(

DiminishingGroup

group

)

{
    switch (group)
    {
        case DIMINISHING_BANISH:
        case DIMINISHING_CONTROLLED_STUN:
        case DIMINISHING_CONTROLLED_ROOT:
        case DIMINISHING_CYCLONE:
        case DIMINISHING_DISORIENT:
        case DIMINISHING_ENTRAPMENT:
        case DIMINISHING_FEAR:
        case DIMINISHING_HORROR:
        case DIMINISHING_MIND_CONTROL:
        case DIMINISHING_OPENING_STUN:
        case DIMINISHING_ROOT:
        case DIMINISHING_STUN:
        case DIMINISHING_SLEEP:
        case DIMINISHING_LIMITONLY:
            return true;
        default:
            return false;
    }
}

References DIMINISHING_BANISH, DIMINISHING_CONTROLLED_ROOT, DIMINISHING_CONTROLLED_STUN, DIMINISHING_CYCLONE, DIMINISHING_DISORIENT, DIMINISHING_ENTRAPMENT, DIMINISHING_FEAR, DIMINISHING_HORROR, DIMINISHING_LIMITONLY, DIMINISHING_MIND_CONTROL, DIMINISHING_OPENING_STUN, DIMINISHING_ROOT, DIMINISHING_SLEEP, and DIMINISHING_STUN.

Referenced by GetDiminishingReturnsLimitDuration().

IsPartOfSkillLine()

bool IsPartOfSkillLine	(	uint32	skillId,
		uint32	spellId
	)

{
    SkillLineAbilityMapBounds skillBounds = sSpellMgr->GetSkillLineAbilityMapBounds(spellId);
    for (SkillLineAbilityMap::const_iterator itr = skillBounds.first; itr != skillBounds.second; ++itr)
        if (itr->second->SkillLine == skillId)
            return true;
 
    return false;
}

References sSpellMgr.

Referenced by SpellMgr::LoadSpellInfoCustomAttributes().

IsPrimaryProfessionSkill()

bool IsPrimaryProfessionSkill

(

uint32

skill

)

{
    SkillLineEntry const* pSkill = sSkillLineStore.LookupEntry(skill);
    if (!pSkill)
        return false;
 
    if (pSkill->categoryId != SKILL_CATEGORY_PROFESSION)
        return false;
 
    return true;
}

References SkillLineEntry::categoryId, SKILL_CATEGORY_PROFESSION, and sSkillLineStore.

Referenced by WorldSession::HandleUnlearnSkillOpcode(), SpellInfo::IsPrimaryProfession(), and IsProfessionSkill().

LoadPetDefaultSpells_helper()

bool LoadPetDefaultSpells_helper	(	CreatureTemplate const *	cInfo,
		PetDefaultSpellsEntry &	petDefSpells
	)

{
    // skip empty list;
    bool have_spell = false;
    for (uint8 j = 0; j < MAX_CREATURE_SPELL_DATA_SLOT; ++j)
    {
        if (petDefSpells.spellid[j])
        {
            have_spell = true;
            break;
        }
    }
    if (!have_spell)
        return false;
 
    // remove duplicates with levelupSpells if any
    if (PetLevelupSpellSet const* levelupSpells = cInfo->family ? sSpellMgr->GetPetLevelupSpellList(cInfo->family) : nullptr)
    {
        for (uint8 j = 0; j < MAX_CREATURE_SPELL_DATA_SLOT; ++j)
        {
            if (!petDefSpells.spellid[j])
                continue;
 
            for (PetLevelupSpellSet::const_iterator itr = levelupSpells->begin(); itr != levelupSpells->end(); ++itr)
            {
                if (itr->second == petDefSpells.spellid[j])
                {
                    petDefSpells.spellid[j] = 0;
                    break;
                }
            }
        }
    }
 
    // skip empty list;
    have_spell = false;
    for (uint8 j = 0; j < MAX_CREATURE_SPELL_DATA_SLOT; ++j)
    {
        if (petDefSpells.spellid[j])
        {
            have_spell = true;
            break;
        }
    }
 
    return have_spell;
}

References CreatureTemplate::family, MAX_CREATURE_SPELL_DATA_SLOT, PetDefaultSpellsEntry::spellid, and sSpellMgr.

Referenced by SpellMgr::LoadPetDefaultSpells().