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Spell.cpp @ 9

Revision 6, 201.9 kB (checked in by yumileroy, 17 years ago)

[svn] * Added ACE for Linux and Windows (Thanks Derex for Linux part and partial Windows part)
* Updated to 6721 and 676
* Fixed TrinityScript? logo
* Version updated to 0.2.6721.676

Original author: Neo2003
Date: 2008-10-04 06:17:19-05:00

Line
1	/*
2	* Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
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 "Database/DatabaseEnv.h"
21	#include "WorldPacket.h"
22	#include "WorldSession.h"
23	#include "GridNotifiers.h"
24	#include "GridNotifiersImpl.h"
25	#include "Opcodes.h"
26	#include "Log.h"
27	#include "UpdateMask.h"
28	#include "World.h"
29	#include "ObjectMgr.h"
30	#include "SpellMgr.h"
31	#include "Player.h"
32	#include "Pet.h"
33	#include "Unit.h"
34	#include "Spell.h"
35	#include "DynamicObject.h"
36	#include "SpellAuras.h"
37	#include "Group.h"
38	#include "UpdateData.h"
39	#include "MapManager.h"
40	#include "ObjectAccessor.h"
41	#include "CellImpl.h"
42	#include "Policies/SingletonImp.h"
43	#include "SharedDefines.h"
44	#include "Tools.h"
45	#include "LootMgr.h"
46	#include "VMapFactory.h"
47	#include "BattleGround.h"
48	#include "Util.h"
49
50	#define SPELL_CHANNEL_UPDATE_INTERVAL 1000
51
52	extern pEffect SpellEffects[TOTAL_SPELL_EFFECTS];
53
54	bool IsQuestTameSpell(uint32 spellId)
55	{
56	SpellEntry const *spellproto = sSpellStore.LookupEntry(spellId);
57	if (!spellproto) return false;
58
59	return spellproto->Effect[0] == SPELL_EFFECT_THREAT
60	&& spellproto->Effect[1] == SPELL_EFFECT_APPLY_AURA && spellproto->EffectApplyAuraName[1] == SPELL_AURA_DUMMY;
61	}
62
63	SpellCastTargets::SpellCastTargets()
64	{
65	m_unitTarget = NULL;
66	m_itemTarget = NULL;
67	m_GOTarget = NULL;
68
69	m_unitTargetGUID = 0;
70	m_GOTargetGUID = 0;
71	m_CorpseTargetGUID = 0;
72	m_itemTargetGUID = 0;
73	m_itemTargetEntry = 0;
74
75	m_srcX = m_srcY = m_srcZ = m_destX = m_destY = m_destZ = 0;
76	m_strTarget = "";
77	m_targetMask = 0;
78	}
79
80	SpellCastTargets::~SpellCastTargets()
81	{
82	}
83
84	void SpellCastTargets::setUnitTarget(Unit *target)
85	{
86	if (!target)
87	return;
88
89	m_destX = target->GetPositionX();
90	m_destY = target->GetPositionY();
91	m_destZ = target->GetPositionZ();
92	m_unitTarget = target;
93	m_unitTargetGUID = target->GetGUID();
94	m_targetMask \|= TARGET_FLAG_UNIT;
95	}
96
97	void SpellCastTargets::setDestination(float x, float y, float z)
98	{
99	m_destX = x;
100	m_destY = y;
101	m_destZ = z;
102	m_targetMask \|= TARGET_FLAG_DEST_LOCATION;
103	}
104
105	void SpellCastTargets::setGOTarget(GameObject *target)
106	{
107	m_GOTarget = target;
108	m_GOTargetGUID = target->GetGUID();
109	// m_targetMask \|= TARGET_FLAG_OBJECT;
110	}
111
112	void SpellCastTargets::setItemTarget(Item* item)
113	{
114	if(!item)
115	return;
116
117	m_itemTarget = item;
118	m_itemTargetGUID = item->GetGUID();
119	m_itemTargetEntry = item->GetEntry();
120	m_targetMask \|= TARGET_FLAG_ITEM;
121	}
122
123	void SpellCastTargets::setCorpseTarget(Corpse* corpse)
124	{
125	m_CorpseTargetGUID = corpse->GetGUID();
126	}
127
128	void SpellCastTargets::Update(Unit* caster)
129	{
130	m_GOTarget = m_GOTargetGUID ? ObjectAccessor::GetGameObject(*caster,m_GOTargetGUID) : NULL;
131	m_unitTarget = m_unitTargetGUID ?
132	( m_unitTargetGUID==caster->GetGUID() ? caster : ObjectAccessor::GetUnit(*caster, m_unitTargetGUID) ) :
133	NULL;
134
135	m_itemTarget = NULL;
136	if(caster->GetTypeId()==TYPEID_PLAYER)
137	{
138	if(m_targetMask & TARGET_FLAG_ITEM)
139	m_itemTarget = ((Player*)caster)->GetItemByGuid(m_itemTargetGUID);
140	else
141	{
142	Player* pTrader = ((Player*)caster)->GetTrader();
143	if(pTrader && m_itemTargetGUID < TRADE_SLOT_COUNT)
144	m_itemTarget = pTrader->GetItemByPos(pTrader->GetItemPosByTradeSlot(m_itemTargetGUID));
145	}
146	if(m_itemTarget)
147	m_itemTargetEntry = m_itemTarget->GetEntry();
148	}
149	}
150
151	bool SpellCastTargets::read ( WorldPacket * data, Unit *caster )
152	{
153	if(data->rpos()+4 > data->size())
154	return false;
155
156	*data >> m_targetMask;
157
158	if(m_targetMask == TARGET_FLAG_SELF)
159	{
160	m_destX = caster->GetPositionX();
161	m_destY = caster->GetPositionY();
162	m_destZ = caster->GetPositionZ();
163	m_unitTarget = caster;
164	m_unitTargetGUID = caster->GetGUID();
165	return true;
166	}
167	// TARGET_FLAG_UNK2 is used for non-combat pets, maybe other?
168	if( m_targetMask & (TARGET_FLAG_UNIT\|TARGET_FLAG_UNK2) )
169	if(!readGUID(*data, m_unitTargetGUID))
170	return false;
171
172	if( m_targetMask & ( TARGET_FLAG_OBJECT \| TARGET_FLAG_OBJECT_UNK ))
173	if(!readGUID(*data, m_GOTargetGUID))
174	return false;
175
176	if(( m_targetMask & ( TARGET_FLAG_ITEM \| TARGET_FLAG_TRADE_ITEM )) && caster->GetTypeId() == TYPEID_PLAYER)
177	if(!readGUID(*data, m_itemTargetGUID))
178	return false;
179
180	if( m_targetMask & TARGET_FLAG_SOURCE_LOCATION )
181	{
182	if(data->rpos()+4+4+4 > data->size())
183	return false;
184
185	*data >> m_srcX >> m_srcY >> m_srcZ;
186	if(!MaNGOS::IsValidMapCoord(m_srcX, m_srcY, m_srcZ))
187	return false;
188	}
189
190	if( m_targetMask & TARGET_FLAG_DEST_LOCATION )
191	{
192	if(data->rpos()+4+4+4 > data->size())
193	return false;
194
195	*data >> m_destX >> m_destY >> m_destZ;
196	if(!MaNGOS::IsValidMapCoord(m_destX, m_destY, m_destZ))
197	return false;
198	}
199
200	if( m_targetMask & TARGET_FLAG_STRING )
201	{
202	if(data->rpos()+1 > data->size())
203	return false;
204
205	*data >> m_strTarget;
206	}
207
208	if( m_targetMask & (TARGET_FLAG_CORPSE \| TARGET_FLAG_PVP_CORPSE ) )
209	if(!readGUID(*data, m_CorpseTargetGUID))
210	return false;
211
212	// find real units/GOs
213	Update(caster);
214	return true;
215	}
216
217	void SpellCastTargets::write ( WorldPacket * data )
218	{
219	*data << uint32(m_targetMask);
220
221	if( m_targetMask & ( TARGET_FLAG_UNIT \| TARGET_FLAG_PVP_CORPSE \| TARGET_FLAG_OBJECT \| TARGET_FLAG_CORPSE \| TARGET_FLAG_UNK2 ) )
222	{
223	if(m_targetMask & TARGET_FLAG_UNIT)
224	{
225	if(m_unitTarget)
226	data->append(m_unitTarget->GetPackGUID());
227	else
228	*data << uint8(0);
229	}
230	else if( m_targetMask & ( TARGET_FLAG_OBJECT \| TARGET_FLAG_OBJECT_UNK ) )
231	{
232	if(m_GOTarget)
233	data->append(m_GOTarget->GetPackGUID());
234	else
235	*data << uint8(0);
236	}
237	else if( m_targetMask & ( TARGET_FLAG_CORPSE \| TARGET_FLAG_PVP_CORPSE ) )
238	data->appendPackGUID(m_CorpseTargetGUID);
239	else
240	*data << uint8(0);
241	}
242
243	if( m_targetMask & ( TARGET_FLAG_ITEM \| TARGET_FLAG_TRADE_ITEM ) )
244	{
245	if(m_itemTarget)
246	data->append(m_itemTarget->GetPackGUID());
247	else
248	*data << uint8(0);
249	}
250
251	if( m_targetMask & TARGET_FLAG_SOURCE_LOCATION )
252	*data << m_srcX << m_srcY << m_srcZ;
253
254	if( m_targetMask & TARGET_FLAG_DEST_LOCATION )
255	*data << m_destX << m_destY << m_destZ;
256
257	if( m_targetMask & TARGET_FLAG_STRING )
258	*data << m_strTarget;
259	}
260
261	Spell::Spell( Unit* Caster, SpellEntry const info, bool triggered, uint64 originalCasterGUID, Spell* triggeringContainer )
262	{
263	ASSERT( Caster != NULL && info != NULL );
264	ASSERT( info == sSpellStore.LookupEntry( info->Id ) && "`info` must be pointer to sSpellStore element");
265
266	m_spellInfo = info;
267	m_caster = Caster;
268	m_selfContainer = NULL;
269	m_triggeringContainer = triggeringContainer;
270	m_deletable = true;
271	m_delayAtDamageCount = 0;
272
273	m_applyMultiplierMask = 0;
274
275	// Get data for type of attack
276	switch (m_spellInfo->DmgClass)
277	{
278	case SPELL_DAMAGE_CLASS_MELEE:
279	if (m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_REQ_OFFHAND)
280	m_attackType = OFF_ATTACK;
281	else
282	m_attackType = BASE_ATTACK;
283	break;
284	case SPELL_DAMAGE_CLASS_RANGED:
285	m_attackType = RANGED_ATTACK;
286	break;
287	default:
288	// Wands
289	if (m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_REQ_WAND)
290	m_attackType = RANGED_ATTACK;
291	else
292	m_attackType = BASE_ATTACK;
293	break;
294	}
295
296	m_spellSchoolMask = GetSpellSchoolMask(info); // Can be override for some spell (wand shoot for example)
297
298	if(m_attackType == RANGED_ATTACK)
299	{
300	// wand case
301	if((m_caster->getClassMask() & CLASSMASK_WAND_USERS) != 0 && m_caster->GetTypeId()==TYPEID_PLAYER)
302	{
303	if(Item* pItem = ((Player*)m_caster)->GetWeaponForAttack(RANGED_ATTACK))
304	m_spellSchoolMask = SpellSchoolMask(1 << pItem->GetProto()->Damage->DamageType);
305	}
306	}
307
308	if(originalCasterGUID)
309	m_originalCasterGUID = originalCasterGUID;
310	else
311	m_originalCasterGUID = m_caster->GetGUID();
312
313	if(m_originalCasterGUID==m_caster->GetGUID())
314	m_originalCaster = m_caster;
315	else
316	{
317	m_originalCaster = ObjectAccessor::GetUnit(*m_caster,m_originalCasterGUID);
318	if(m_originalCaster && !m_originalCaster->IsInWorld()) m_originalCaster = NULL;
319	}
320
321	for(int i=0; i <3; ++i)
322	m_currentBasePoints[i] = m_spellInfo->EffectBasePoints[i];
323
324	m_spellState = SPELL_STATE_NULL;
325
326	m_castPositionX = m_castPositionY = m_castPositionZ = 0;
327	m_TriggerSpells.clear();
328	m_IsTriggeredSpell = triggered;
329	//m_AreaAura = false;
330	m_CastItem = NULL;
331
332	unitTarget = NULL;
333	itemTarget = NULL;
334	gameObjTarget = NULL;
335	focusObject = NULL;
336	m_cast_count = 0;
337	m_triggeredByAuraSpell = NULL;
338
339	//Auto Shot & Shoot
340	if( m_spellInfo->AttributesEx2 == 0x000020 && !triggered )
341	m_autoRepeat = true;
342	else
343	m_autoRepeat = false;
344
345	m_powerCost = 0; // setup to correct value in Spell::prepare, don't must be used before.
346	m_casttime = 0; // setup to correct value in Spell::prepare, don't must be used before.
347	m_timer = 0; // will set to castime in preper
348
349	m_needAliveTargetMask = 0;
350
351	// determine reflection
352	m_canReflect = false;
353
354	if(m_spellInfo->DmgClass == SPELL_DAMAGE_CLASS_MAGIC && (m_spellInfo->AttributesEx2 & 0x4)==0)
355	{
356	for(int j=0;j<3;j++)
357	{
358	if (m_spellInfo->Effect[j]==0)
359	continue;
360
361	if(!IsPositiveTarget(m_spellInfo->EffectImplicitTargetA[j],m_spellInfo->EffectImplicitTargetB[j]))
362	m_canReflect = true;
363	else
364	m_canReflect = (m_spellInfo->AttributesEx & (1<<7)) ? true : false;
365
366	if(m_canReflect)
367	continue;
368	else
369	break;
370	}
371	}
372
373	CleanupTargetList();
374	}
375
376	Spell::~Spell()
377	{
378	}
379
380	void Spell::FillTargetMap()
381	{
382	// TODO: ADD the correct target FILLS!!!!!!
383
384	for(uint32 i=0;i<3;i++)
385	{
386	// not call for empty effect.
387	// Also some spells use not used effect targets for store targets for dummy effect in triggered spells
388	if(m_spellInfo->Effect[i]==0)
389	continue;
390
391	// targets for TARGET_SCRIPT_COORDINATES (A) and TARGET_SCRIPT filled in Spell::canCast call
392	if( m_spellInfo->EffectImplicitTargetA[i] == TARGET_SCRIPT_COORDINATES \|\|
393	m_spellInfo->EffectImplicitTargetA[i] == TARGET_SCRIPT \|\|
394	m_spellInfo->EffectImplicitTargetB[i] == TARGET_SCRIPT && m_spellInfo->EffectImplicitTargetA[i] != TARGET_SELF )
395	continue;
396
397	// TODO: find a way so this is not needed?
398	// for area auras always add caster as target (needed for totems for example)
399	if(IsAreaAuraEffect(m_spellInfo->Effect[i]))
400	AddUnitTarget(m_caster, i);
401
402	std::list<Unit*> tmpUnitMap;
403
404	// TargetA/TargetB dependent from each other, we not switch to full support this dependences
405	// but need it support in some know cases
406	switch(m_spellInfo->EffectImplicitTargetA[i])
407	{
408	case TARGET_ALL_AROUND_CASTER:
409	if( m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_PARTY \|\|
410	m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_FRIENDLY_UNITS_AROUND_CASTER \|\|
411	m_spellInfo->EffectImplicitTargetB[i]==TARGET_RANDOM_RAID_MEMBER )
412	{
413	SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
414	}
415	// Note: this hack with search required until GO casting not implemented
416	// environment damage spells already have around enemies targeting but this not help in case not existed GO casting support
417	// currently each enemy selected explicitly and self cast damage
418	else if(m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_ENEMY_IN_AREA && m_spellInfo->Effect[i]==SPELL_EFFECT_ENVIRONMENTAL_DAMAGE)
419	{
420	if(m_targets.getUnitTarget())
421	tmpUnitMap.push_back(m_targets.getUnitTarget());
422	}
423	else
424	{
425	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
426	SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
427	}
428	break;
429	case TARGET_TABLE_X_Y_Z_COORDINATES:
430	// Only if target A, for target B (used in teleports) dest select in effect
431	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
432	break;
433	default:
434	switch(m_spellInfo->EffectImplicitTargetB[i])
435	{
436	case TARGET_SCRIPT_COORDINATES: // B case filled in canCast but we need fill unit list base at A case
437	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
438	break;
439	default:
440	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
441	SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
442	break;
443	}
444	break;
445	}
446
447	if( (m_spellInfo->EffectImplicitTargetA[i]==0 \|\| m_spellInfo->EffectImplicitTargetA[i]==TARGET_EFFECT_SELECT) &&
448	(m_spellInfo->EffectImplicitTargetB[i]==0 \|\| m_spellInfo->EffectImplicitTargetB[i]==TARGET_EFFECT_SELECT) )
449	{
450	// add here custom effects that need default target.
451	// FOR EVERY TARGET TYPE THERE IS A DIFFERENT FILL!!
452	switch(m_spellInfo->Effect[i])
453	{
454	case SPELL_EFFECT_DUMMY:
455	{
456	switch(m_spellInfo->Id)
457	{
458	case 20577: // Cannibalize
459	{
460	// non-standard target selection
461	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
462	float max_range = GetSpellMaxRange(srange);
463
464	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
465	Cell cell(p);
466	cell.data.Part.reserved = ALL_DISTRICT;
467	cell.SetNoCreate();
468
469	WorldObject* result = NULL;
470
471	MaNGOS::CannibalizeObjectCheck u_check(m_caster, max_range);
472	MaNGOS::WorldObjectSearcher<MaNGOS::CannibalizeObjectCheck > searcher(result, u_check);
473
474	TypeContainerVisitor<MaNGOS::WorldObjectSearcher<MaNGOS::CannibalizeObjectCheck >, GridTypeMapContainer > grid_searcher(searcher);
475	CellLock<GridReadGuard> cell_lock(cell, p);
476	cell_lock->Visit(cell_lock, grid_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
477
478	if(!result)
479	{
480	TypeContainerVisitor<MaNGOS::WorldObjectSearcher<MaNGOS::CannibalizeObjectCheck >, WorldTypeMapContainer > world_searcher(searcher);
481	cell_lock->Visit(cell_lock, world_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
482	}
483
484	if(result)
485	{
486	switch(result->GetTypeId())
487	{
488	case TYPEID_UNIT:
489	case TYPEID_PLAYER:
490	tmpUnitMap.push_back((Unit*)result);
491	break;
492	case TYPEID_CORPSE:
493	m_targets.setCorpseTarget((Corpse*)result);
494	if(Player* owner = ObjectAccessor::FindPlayer(((Corpse*)result)->GetOwnerGUID()))
495	tmpUnitMap.push_back(owner);
496	break;
497	}
498	}
499	else
500	{
501	// clear cooldown at fail
502	if(m_caster->GetTypeId()==TYPEID_PLAYER)
503	{
504	((Player*)m_caster)->RemoveSpellCooldown(m_spellInfo->Id);
505
506	WorldPacket data(SMSG_CLEAR_COOLDOWN, (4+8));
507	data << uint32(m_spellInfo->Id);
508	data << uint64(m_caster->GetGUID());
509	((Player*)m_caster)->GetSession()->SendPacket(&data);
510	}
511
512	SendCastResult(SPELL_FAILED_NO_EDIBLE_CORPSES);
513	finish(false);
514	}
515	break;
516	}
517	default:
518	if(m_targets.getUnitTarget())
519	tmpUnitMap.push_back(m_targets.getUnitTarget());
520	break;
521	}
522	break;
523	}
524	case SPELL_EFFECT_RESURRECT:
525	case SPELL_EFFECT_PARRY:
526	case SPELL_EFFECT_BLOCK:
527	case SPELL_EFFECT_CREATE_ITEM:
528	case SPELL_EFFECT_TRIGGER_SPELL:
529	case SPELL_EFFECT_TRIGGER_MISSILE:
530	case SPELL_EFFECT_LEARN_SPELL:
531	case SPELL_EFFECT_SKILL_STEP:
532	case SPELL_EFFECT_PROFICIENCY:
533	case SPELL_EFFECT_SUMMON_POSSESSED:
534	case SPELL_EFFECT_SUMMON_OBJECT_WILD:
535	case SPELL_EFFECT_SELF_RESURRECT:
536	case SPELL_EFFECT_REPUTATION:
537	if(m_targets.getUnitTarget())
538	tmpUnitMap.push_back(m_targets.getUnitTarget());
539	break;
540	case SPELL_EFFECT_SUMMON_PLAYER:
541	if(m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->GetSelection())
542	{
543	Player* target = objmgr.GetPlayer(((Player*)m_caster)->GetSelection());
544	if(target)
545	tmpUnitMap.push_back(target);
546	}
547	break;
548	case SPELL_EFFECT_RESURRECT_NEW:
549	if(m_targets.getUnitTarget())
550	tmpUnitMap.push_back(m_targets.getUnitTarget());
551	if(m_targets.getCorpseTargetGUID())
552	{
553	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
554	if(corpse)
555	{
556	Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGUID());
557	if(owner)
558	tmpUnitMap.push_back(owner);
559	}
560	}
561	break;
562	case SPELL_EFFECT_SUMMON:
563	if(m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED \|\| m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED2)
564	{
565	if(m_targets.getUnitTarget())
566	tmpUnitMap.push_back(m_targets.getUnitTarget());
567	}
568	else
569	tmpUnitMap.push_back(m_caster);
570	break;
571	case SPELL_EFFECT_SUMMON_CHANGE_ITEM:
572	case SPELL_EFFECT_SUMMON_WILD:
573	case SPELL_EFFECT_SUMMON_GUARDIAN:
574	case SPELL_EFFECT_TRANS_DOOR:
575	case SPELL_EFFECT_ADD_FARSIGHT:
576	case SPELL_EFFECT_STUCK:
577	case SPELL_EFFECT_DESTROY_ALL_TOTEMS:
578	case SPELL_EFFECT_SUMMON_DEMON:
579	case SPELL_EFFECT_SKILL:
580	tmpUnitMap.push_back(m_caster);
581	break;
582	case SPELL_EFFECT_LEARN_PET_SPELL:
583	if(Pet* pet = m_caster->GetPet())
584	tmpUnitMap.push_back(pet);
585	break;
586	case SPELL_EFFECT_ENCHANT_ITEM:
587	case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
588	case SPELL_EFFECT_DISENCHANT:
589	case SPELL_EFFECT_FEED_PET:
590	case SPELL_EFFECT_PROSPECTING:
591	if(m_targets.getItemTarget())
592	AddItemTarget(m_targets.getItemTarget(), i);
593	break;
594	case SPELL_EFFECT_APPLY_AURA:
595	switch(m_spellInfo->EffectApplyAuraName[i])
596	{
597	case SPELL_AURA_ADD_FLAT_MODIFIER: // some spell mods auras have 0 target modes instead expected TARGET_SELF(1) (and present for other ranks for same spell for example)
598	case SPELL_AURA_ADD_PCT_MODIFIER:
599	tmpUnitMap.push_back(m_caster);
600	break;
601	default: // apply to target in other case
602	if(m_targets.getUnitTarget())
603	tmpUnitMap.push_back(m_targets.getUnitTarget());
604	break;
605	}
606	break;
607	case SPELL_EFFECT_APPLY_AREA_AURA_PARTY:
608	// AreaAura
609	if(m_spellInfo->Attributes == 0x9050000 \|\| m_spellInfo->Attributes == 0x10000)
610	SetTargetMap(i,TARGET_AREAEFFECT_PARTY,tmpUnitMap);
611	break;
612	case SPELL_EFFECT_SKIN_PLAYER_CORPSE:
613	if(m_targets.getUnitTarget())
614	{
615	tmpUnitMap.push_back(m_targets.getUnitTarget());
616	}
617	else if (m_targets.getCorpseTargetGUID())
618	{
619	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
620	if(corpse)
621	{
622	Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGUID());
623	if(owner)
624	tmpUnitMap.push_back(owner);
625	}
626	}
627	break;
628	default:
629	break;
630	}
631	}
632	if(IsChanneledSpell(m_spellInfo) && !tmpUnitMap.empty())
633	m_needAliveTargetMask \|= (1<<i);
634
635	if(m_caster->GetTypeId() == TYPEID_PLAYER)
636	{
637	Player me = (Player)m_caster;
638	for (std::list<Unit*>::const_iterator itr = tmpUnitMap.begin(); itr != tmpUnitMap.end(); itr++)
639	{
640	Unit owner = (itr)->GetOwner();
641	Unit u = owner ? owner : (itr);
642	if(u!=m_caster && u->IsPvP() && (!me->duel \|\| me->duel->opponent != u))
643	{
644	me->UpdatePvP(true);
645	me->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_ENTER_PVP_COMBAT);
646	break;
647	}
648	}
649	}
650
651	for (std::list<Unit*>::iterator itr = tmpUnitMap.begin() ; itr != tmpUnitMap.end();)
652	{
653	if(!CheckTarget(*itr, i, false ))
654	{
655	itr = tmpUnitMap.erase(itr);
656	continue;
657	}
658	else
659	++itr;
660	}
661
662	for(std::list<Unit*>::iterator iunit= tmpUnitMap.begin();iunit != tmpUnitMap.end();++iunit)
663	AddUnitTarget((*iunit), i);
664	}
665	}
666
667	void Spell::CleanupTargetList()
668	{
669	m_UniqueTargetInfo.clear();
670	m_UniqueGOTargetInfo.clear();
671	m_UniqueItemInfo.clear();
672	m_countOfHit = 0;
673	m_countOfMiss = 0;
674	m_delayMoment = 0;
675	}
676
677	void Spell::AddUnitTarget(Unit* pVictim, uint32 effIndex)
678	{
679	if( m_spellInfo->Effect[effIndex]==0 )
680	return;
681
682	uint64 targetGUID = pVictim->GetGUID();
683
684	// Lookup target in already in list
685	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
686	{
687	if (targetGUID == ihit->targetGUID) // Found in list
688	{
689	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
690	return;
691	}
692	}
693
694	// This is new target calculate data for him
695
696	// Get spell hit result on target
697	TargetInfo target;
698	target.targetGUID = targetGUID; // Store target GUID
699	target.effectMask = 1<<effIndex; // Store index of effect
700	target.processed = false; // Effects not apply on target
701
702	// Calculate hit result
703	target.missCondition = m_caster->SpellHitResult(pVictim, m_spellInfo, m_canReflect);
704	if (target.missCondition == SPELL_MISS_NONE)
705	++m_countOfHit;
706	else
707	++m_countOfMiss;
708
709	// Spell have speed - need calculate incoming time
710	if (m_spellInfo->speed > 0.0f)
711	{
712	// calculate spell incoming interval
713	float dist = m_caster->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
714	if (dist < 5.0f) dist = 5.0f;
715	target.timeDelay = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
716
717	// Calculate minimum incoming time
718	if (m_delayMoment==0 \|\| m_delayMoment>target.timeDelay)
719	m_delayMoment = target.timeDelay;
720	}
721	else
722	target.timeDelay = 0LL;
723
724	// If target reflect spell back to caster
725	if (target.missCondition==SPELL_MISS_REFLECT)
726	{
727	// Calculate reflected spell result on caster
728	target.reflectResult = m_caster->SpellHitResult(m_caster, m_spellInfo, m_canReflect);
729
730	if (target.reflectResult == SPELL_MISS_REFLECT) // Impossible reflect again, so simply deflect spell
731	target.reflectResult = SPELL_MISS_PARRY;
732
733	// Increase time interval for reflected spells by 1.5
734	target.timeDelay+=target.timeDelay>>1;
735	}
736	else
737	target.reflectResult = SPELL_MISS_NONE;
738
739	// Add target to list
740	m_UniqueTargetInfo.push_back(target);
741	}
742
743	void Spell::AddUnitTarget(uint64 unitGUID, uint32 effIndex)
744	{
745	Unit* unit = m_caster->GetGUID()==unitGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, unitGUID);
746	if (unit)
747	AddUnitTarget(unit, effIndex);
748	}
749
750	void Spell::AddGOTarget(GameObject* pVictim, uint32 effIndex)
751	{
752	if( m_spellInfo->Effect[effIndex]==0 )
753	return;
754
755	uint64 targetGUID = pVictim->GetGUID();
756
757	// Lookup target in already in list
758	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
759	{
760	if (targetGUID == ihit->targetGUID) // Found in list
761	{
762	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
763	return;
764	}
765	}
766
767	// This is new target calculate data for him
768
769	GOTargetInfo target;
770	target.targetGUID = targetGUID;
771	target.effectMask = 1<<effIndex;
772	target.processed = false; // Effects not apply on target
773
774	// Spell have speed - need calculate incoming time
775	if (m_spellInfo->speed > 0.0f)
776	{
777	// calculate spell incoming interval
778	float dist = m_caster->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
779	if (dist < 5.0f) dist = 5.0f;
780	target.timeDelay = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
781	if (m_delayMoment==0 \|\| m_delayMoment>target.timeDelay)
782	m_delayMoment = target.timeDelay;
783	}
784	else
785	target.timeDelay = 0LL;
786
787	++m_countOfHit;
788
789	// Add target to list
790	m_UniqueGOTargetInfo.push_back(target);
791	}
792
793	void Spell::AddGOTarget(uint64 goGUID, uint32 effIndex)
794	{
795	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, goGUID);
796	if (go)
797	AddGOTarget(go, effIndex);
798	}
799
800	void Spell::AddItemTarget(Item* pitem, uint32 effIndex)
801	{
802	if( m_spellInfo->Effect[effIndex]==0 )
803	return;
804
805	// Lookup target in already in list
806	for(std::list<ItemTargetInfo>::iterator ihit= m_UniqueItemInfo.begin();ihit != m_UniqueItemInfo.end();++ihit)
807	{
808	if (pitem == ihit->item) // Found in list
809	{
810	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
811	return;
812	}
813	}
814
815	// This is new target add data
816
817	ItemTargetInfo target;
818	target.item = pitem;
819	target.effectMask = 1<<effIndex;
820	m_UniqueItemInfo.push_back(target);
821	}
822
823	void Spell::doTriggers(SpellMissInfo missInfo, uint32 damage, SpellSchoolMask damageSchoolMask, uint32 block, uint32 absorb, bool crit)
824	{
825	// Do triggers depends from hit result (triggers on hit do in effects)
826	// Set aura states depends from hit result
827	if (missInfo!=SPELL_MISS_NONE)
828	{
829	// Miss/dodge/parry/block only for melee based spells
830	// Resist only for magic based spells
831	switch (missInfo)
832	{
833	case SPELL_MISS_MISS:
834	if(m_caster->GetTypeId()== TYPEID_PLAYER)
835	((Player*)m_caster)->UpdateWeaponSkill(BASE_ATTACK);
836
837	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_MISS, m_spellInfo, m_IsTriggeredSpell);
838	break;
839	case SPELL_MISS_RESIST:
840	m_caster->ProcDamageAndSpell(unitTarget, PROC_FLAG_TARGET_RESISTS, PROC_FLAG_RESIST_SPELL, 0, damageSchoolMask, m_spellInfo, m_IsTriggeredSpell);
841	break;
842	case SPELL_MISS_DODGE:
843	if(unitTarget->GetTypeId() == TYPEID_PLAYER)
844	((Player*)unitTarget)->UpdateDefense();
845
846	// Overpower
847	if (m_caster->GetTypeId() == TYPEID_PLAYER && m_caster->getClass() == CLASS_WARRIOR)
848	{
849	((Player*) m_caster)->AddComboPoints(unitTarget, 1);
850	m_caster->StartReactiveTimer( REACTIVE_OVERPOWER );
851	}
852
853	// Riposte
854	if (unitTarget->getClass() != CLASS_ROGUE)
855	{
856	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
857	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
858	}
859
860	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_DODGE, m_spellInfo, m_IsTriggeredSpell);
861	break;
862	case SPELL_MISS_PARRY:
863	// Update victim defense ?
864	if(unitTarget->GetTypeId() == TYPEID_PLAYER)
865	((Player*)unitTarget)->UpdateDefense();
866	// Mongoose bite - set only Counterattack here
867	if (unitTarget->getClass() == CLASS_HUNTER)
868	{
869	unitTarget->ModifyAuraState(AURA_STATE_HUNTER_PARRY,true);
870	unitTarget->StartReactiveTimer( REACTIVE_HUNTER_PARRY );
871	}
872	else
873	{
874	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
875	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
876	}
877	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_PARRY, m_spellInfo, m_IsTriggeredSpell);
878	break;
879	case SPELL_MISS_BLOCK:
880	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
881	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
882
883	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_BLOCK, m_spellInfo, m_IsTriggeredSpell);
884	break;
885	// Trigger from this events not supported
886	case SPELL_MISS_EVADE:
887	case SPELL_MISS_IMMUNE:
888	case SPELL_MISS_IMMUNE2:
889	case SPELL_MISS_DEFLECT:
890	case SPELL_MISS_ABSORB:
891	// Trigger from reflects need do after get reflect result
892	case SPELL_MISS_REFLECT:
893	break;
894	default:
895	break;
896	}
897	}
898	}
899
900	void Spell::DoAllEffectOnTarget(TargetInfo *target)
901	{
902	if (target->processed) // Check target
903	return;
904	target->processed = true; // Target checked in apply effects procedure
905
906	// Get mask of effects for target
907	uint32 mask = target->effectMask;
908	if (mask == 0) // No effects
909	return;
910
911	Unit* unit = m_caster->GetGUID()==target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster,target->targetGUID);
912	if (!unit)
913	return;
914
915	SpellMissInfo missInfo = target->missCondition;
916	// Need init unitTarget by default unit (can changed in code on reflect)
917	// Or on missInfo!=SPELL_MISS_NONE unitTarget undefined (but need in trigger subsystem)
918	unitTarget = unit;
919
920	if (missInfo==SPELL_MISS_NONE) // In case spell hit target, do all effect on that target
921	DoSpellHitOnUnit(unit, mask);
922	else if (missInfo == SPELL_MISS_REFLECT) // In case spell reflect from target, do all effect on caster (if hit)
923	{
924	if (target->reflectResult == SPELL_MISS_NONE) // If reflected spell hit caster -> do all effect on him
925	DoSpellHitOnUnit(m_caster, mask);
926	}
927
928	// Do triggers only on miss/resist/parry/dodge
929	if (missInfo!=SPELL_MISS_NONE)
930	doTriggers(missInfo);
931
932	// Call scripted function for AI if this spell is casted upon a creature (except pets)
933	if(IS_CREATURE_GUID(target->targetGUID))
934	{
935	// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
936	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
937	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive() )
938	((Player*)m_caster)->CastedCreatureOrGO(unit->GetEntry(),unit->GetGUID(),m_spellInfo->Id);
939
940	if(((Creature*)unit)->AI())
941	((Creature*)unit)->AI()->SpellHit(m_caster ,m_spellInfo);
942	}
943	}
944
945	void Spell::DoSpellHitOnUnit(Unit *unit, const uint32 effectMask)
946	{
947	if(!unit \|\| !effectMask)
948	return;
949
950	// Recheck immune (only for delayed spells)
951	if( m_spellInfo->speed && (
952	unit->IsImmunedToDamage(GetSpellSchoolMask(m_spellInfo),true) \|\|
953	unit->IsImmunedToSpell(m_spellInfo,true) ))
954	{
955	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_IMMUNE);
956	return;
957	}
958
959	if( m_caster != unit )
960	{
961	if( !m_caster->IsFriendlyTo(unit) )
962	{
963	// for delayed spells ignore not visible explicit target
964	if(m_spellInfo->speed > 0.0f && unit==m_targets.getUnitTarget() && !unit->isVisibleForOrDetect(m_caster,false))
965	{
966	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
967	return;
968	}
969
970	// exclude Arcane Missiles Dummy Aura aura for now (attack on hit)
971	// TODO: find way to not need this?
972	if(!(m_spellInfo->SpellFamilyName == SPELLFAMILY_MAGE &&
973	m_spellInfo->SpellFamilyFlags & 0x800LL))
974	{
975	unit->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
976
977	if( !(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_NO_INITIAL_AGGRO) )
978	{
979	if(!unit->IsStandState() && !unit->hasUnitState(UNIT_STAT_STUNDED))
980	unit->SetStandState(PLAYER_STATE_NONE);
981
982	if(!unit->isInCombat() && unit->GetTypeId() != TYPEID_PLAYER && ((Creature*)unit)->AI())
983	((Creature*)unit)->AI()->AttackStart(m_caster);
984
985	unit->SetInCombatWith(m_caster);
986	m_caster->SetInCombatWith(unit);
987
988	if(Player *attackedPlayer = unit->GetCharmerOrOwnerPlayerOrPlayerItself())
989	{
990	m_caster->SetContestedPvP(attackedPlayer);
991	}
992	unit->AddThreat(m_caster, 0.0f);
993	}
994	}
995	}
996	else
997	{
998	// for delayed spells ignore negative spells (after duel end) for friendly targets
999	if(m_spellInfo->speed > 0.0f && !IsPositiveSpell(m_spellInfo->Id))
1000	{
1001	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
1002	return;
1003	}
1004
1005	// assisting case, healing and resurrection
1006	if(unit->hasUnitState(UNIT_STAT_ATTACK_PLAYER))
1007	m_caster->SetContestedPvP();
1008	if( unit->isInCombat() && !(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_NO_INITIAL_AGGRO) )
1009	{
1010	m_caster->SetInCombatState(unit->GetCombatTimer() > 0);
1011	unit->getHostilRefManager().threatAssist(m_caster, 0.0f);
1012	}
1013	}
1014	}
1015
1016	// Get Data Needed for Diminishing Returns, some effects may have multiple auras, so this must be done on spell hit, not aura add
1017	m_diminishGroup = GetDiminishingReturnsGroupForSpell(m_spellInfo,m_triggeredByAuraSpell);
1018	m_diminishLevel = unit->GetDiminishing(m_diminishGroup);
1019	// Increase Diminishing on unit, current informations for actually casts will use values above
1020	if((GetDiminishingReturnsGroupType(m_diminishGroup) == DRTYPE_PLAYER && unit->GetTypeId() == TYPEID_PLAYER) \|\| GetDiminishingReturnsGroupType(m_diminishGroup) == DRTYPE_ALL)
1021	unit->IncrDiminishing(m_diminishGroup);
1022
1023	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1024	{
1025	if (effectMask & (1<<effectNumber))
1026	{
1027	HandleEffects(unit,NULL,NULL,effectNumber,m_damageMultipliers[effectNumber]);
1028	if ( m_applyMultiplierMask & (1 << effectNumber) )
1029	{
1030	// Get multiplier
1031	float multiplier = m_spellInfo->DmgMultiplier[effectNumber];
1032	// Apply multiplier mods
1033	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
1034	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_EFFECT_PAST_FIRST, multiplier,this);
1035	m_damageMultipliers[effectNumber] *= multiplier;
1036	}
1037	}
1038	}
1039	}
1040
1041	void Spell::DoAllEffectOnTarget(GOTargetInfo *target)
1042	{
1043	if (target->processed) // Check target
1044	return;
1045	target->processed = true; // Target checked in apply effects procedure
1046
1047	uint32 effectMask = target->effectMask;
1048	if(!effectMask)
1049	return;
1050
1051	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, target->targetGUID);
1052	if(!go)
1053	return;
1054
1055	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1056	if (effectMask & (1<<effectNumber))
1057	HandleEffects(NULL,NULL,go,effectNumber);
1058
1059	// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
1060	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
1061	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive() )
1062	((Player*)m_caster)->CastedCreatureOrGO(go->GetEntry(),go->GetGUID(),m_spellInfo->Id);
1063	}
1064
1065	void Spell::DoAllEffectOnTarget(ItemTargetInfo *target)
1066	{
1067	uint32 effectMask = target->effectMask;
1068	if(!target->item \|\| !effectMask)
1069	return;
1070
1071	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1072	if (effectMask & (1<<effectNumber))
1073	HandleEffects(NULL, target->item, NULL, effectNumber);
1074	}
1075
1076	bool Spell::IsAliveUnitPresentInTargetList()
1077	{
1078	// Not need check return true
1079	if (m_needAliveTargetMask == 0)
1080	return true;
1081
1082	uint8 needAliveTargetMask = m_needAliveTargetMask;
1083
1084	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
1085	{
1086	if( ihit->missCondition == SPELL_MISS_NONE && (needAliveTargetMask & ihit->effectMask) )
1087	{
1088	Unit unit = m_caster->GetGUID()==ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
1089
1090	if (unit && unit->isAlive())
1091	needAliveTargetMask &= ~ihit->effectMask; // remove from need alive mask effect that have alive target
1092	}
1093	}
1094
1095	// is all effects from m_needAliveTargetMask have alive targets
1096	return needAliveTargetMask==0;
1097	}
1098
1099	// Helper for Chain Healing
1100	// Spell target first
1101	// Raidmates then descending by injury suffered (MaxHealth - Health)
1102	// Other players/mobs then descending by injury suffered (MaxHealth - Health)
1103	struct ChainHealingOrder : public std::binary_function<const Unit, const Unit, bool>
1104	{
1105	const Unit* MainTarget;
1106	ChainHealingOrder(Unit const* Target) : MainTarget(Target) {};
1107	// functor for operator ">"
1108	bool operator()(Unit const* _Left, Unit const* _Right) const
1109	{
1110	return (ChainHealingHash(_Left) < ChainHealingHash(_Right));
1111	}
1112	int32 ChainHealingHash(Unit const* Target) const
1113	{
1114	if (Target == MainTarget)
1115	return 0;
1116	else if (Target->GetTypeId() == TYPEID_PLAYER && MainTarget->GetTypeId() == TYPEID_PLAYER &&
1117	((Player const)Target)->IsInSameRaidWith((Player const)MainTarget))
1118	{
1119	if (Target->GetHealth() == Target->GetMaxHealth())
1120	return 40000;
1121	else
1122	return 20000 - Target->GetMaxHealth() + Target->GetHealth();
1123	}
1124	else
1125	return 40000 - Target->GetMaxHealth() + Target->GetHealth();
1126	}
1127	};
1128
1129	class ChainHealingFullHealth: std::unary_function<const Unit*, bool>
1130	{
1131	public:
1132	const Unit* MainTarget;
1133	ChainHealingFullHealth(const Unit* Target) : MainTarget(Target) {};
1134
1135	bool operator()(const Unit* Target)
1136	{
1137	return (Target != MainTarget && Target->GetHealth() == Target->GetMaxHealth());
1138	}
1139	};
1140
1141	// Helper for targets nearest to the spell target
1142	// The spell target is always first unless there is a target at _completely_ the same position (unbelievable case)
1143	struct TargetDistanceOrder : public std::binary_function<const Unit, const Unit, bool>
1144	{
1145	const Unit* MainTarget;
1146	TargetDistanceOrder(const Unit* Target) : MainTarget(Target) {};
1147	// functor for operator ">"
1148	bool operator()(const Unit* _Left, const Unit* _Right) const
1149	{
1150	return (MainTarget->GetDistance(_Left) < MainTarget->GetDistance(_Right));
1151	}
1152	};
1153
1154	void Spell::SetTargetMap(uint32 i,uint32 cur,std::list<Unit*> &TagUnitMap)
1155	{
1156	float radius;
1157	if (m_spellInfo->EffectRadiusIndex[i])
1158	radius = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
1159	else
1160	radius = GetSpellMaxRange(sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex));
1161
1162	if(m_originalCaster)
1163	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
1164	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RADIUS, radius,this);
1165
1166	uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[i];
1167	if(m_originalCaster)
1168	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
1169	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
1170
1171	uint32 unMaxTargets = m_spellInfo->MaxAffectedTargets;
1172	switch(cur)
1173	{
1174	case TARGET_TOTEM_EARTH:
1175	case TARGET_TOTEM_WATER:
1176	case TARGET_TOTEM_AIR:
1177	case TARGET_TOTEM_FIRE:
1178	case TARGET_SELF:
1179	case TARGET_SELF2:
1180	case TARGET_DYNAMIC_OBJECT:
1181	case TARGET_AREAEFFECT_CUSTOM:
1182	case TARGET_AREAEFFECT_CUSTOM_2:
1183	case TARGET_SUMMON:
1184	{
1185	TagUnitMap.push_back(m_caster);
1186	break;
1187	}
1188	case TARGET_RANDOM_ENEMY_CHAIN_IN_AREA:
1189	{
1190	m_targets.m_targetMask = 0;
1191	unMaxTargets = EffectChainTarget;
1192	float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
1193
1194	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1195	Cell cell(p);
1196	cell.data.Part.reserved = ALL_DISTRICT;
1197	cell.SetNoCreate();
1198
1199	std::list<Unit *> tempUnitMap;
1200
1201	{
1202	MaNGOS::AnyAoETargetUnitInObjectRangeCheck u_check(m_caster, m_caster, max_range);
1203	MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck> searcher(tempUnitMap, u_check);
1204
1205	TypeContainerVisitor<MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
1206	TypeContainerVisitor<MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
1207
1208	CellLock<GridReadGuard> cell_lock(cell, p);
1209	cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1210	cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1211	}
1212
1213	if(tempUnitMap.empty())
1214	break;
1215
1216	tempUnitMap.sort(TargetDistanceOrder(m_caster));
1217
1218	//Now to get us a random target that's in the initial range of the spell
1219	uint32 t = 0;
1220	std::list<Unit *>::iterator itr = tempUnitMap.begin();
1221	while(itr!= tempUnitMap.end() && (*itr)->GetDistance(m_caster) < radius)
1222	++t, ++itr;
1223
1224	if(!t)
1225	break;
1226
1227	itr = tempUnitMap.begin();
1228	std::advance(itr, rand()%t);
1229	Unit pUnitTarget = itr;
1230	TagUnitMap.push_back(pUnitTarget);
1231
1232	tempUnitMap.erase(itr);
1233
1234	tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
1235
1236	t = unMaxTargets - 1;
1237	Unit *prev = pUnitTarget;
1238	std::list<Unit*>::iterator next = tempUnitMap.begin();
1239
1240	while(t && next != tempUnitMap.end() )
1241	{
1242	if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
1243	break;
1244
1245	if(!prev->IsWithinLOSInMap(*next))
1246	{
1247	++next;
1248	continue;
1249	}
1250
1251	prev = *next;
1252	TagUnitMap.push_back(prev);
1253	tempUnitMap.erase(next);
1254	tempUnitMap.sort(TargetDistanceOrder(prev));
1255	next = tempUnitMap.begin();
1256
1257	--t;
1258	}
1259	}break;
1260	case TARGET_PET:
1261	{
1262	Pet* tmpUnit = m_caster->GetPet();
1263	if (!tmpUnit) break;
1264	TagUnitMap.push_back(tmpUnit);
1265	break;
1266	}
1267	case TARGET_CHAIN_DAMAGE:
1268	{
1269	if (EffectChainTarget <= 1)
1270	{
1271	Unit* pUnitTarget = SelectMagnetTarget();
1272	if(pUnitTarget)
1273	TagUnitMap.push_back(pUnitTarget);
1274	}
1275	else
1276	{
1277	Unit* pUnitTarget = m_targets.getUnitTarget();
1278	if(!pUnitTarget)
1279	break;
1280
1281	unMaxTargets = EffectChainTarget;
1282
1283	float max_range;
1284	if(m_spellInfo->DmgClass==SPELL_DAMAGE_CLASS_MELEE)
1285	max_range = radius; //
1286	else
1287	//FIXME: This very like horrible hack and wrong for most spells
1288	max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
1289
1290	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1291	Cell cell(p);
1292	cell.data.Part.reserved = ALL_DISTRICT;
1293	cell.SetNoCreate();
1294
1295	Unit* originalCaster = GetOriginalCaster();
1296	if(originalCaster)
1297	{
1298	std::list<Unit *> tempUnitMap;
1299
1300	{
1301	MaNGOS::AnyAoETargetUnitInObjectRangeCheck u_check(pUnitTarget, originalCaster, max_range);
1302	MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck> searcher(tempUnitMap, u_check);
1303
1304	TypeContainerVisitor<MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
1305	TypeContainerVisitor<MaNGOS::UnitListSearcher<MaNGOS::AnyAoETargetUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
1306
1307	CellLock<GridReadGuard> cell_lock(cell, p);
1308	cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1309	cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1310	}
1311
1312	tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
1313
1314	if(tempUnitMap.empty())
1315	break;
1316
1317	if(*tempUnitMap.begin() == pUnitTarget)
1318	tempUnitMap.erase(tempUnitMap.begin());
1319
1320	TagUnitMap.push_back(pUnitTarget);
1321	uint32 t = unMaxTargets - 1;
1322	Unit *prev = pUnitTarget;
1323	std::list<Unit*>::iterator next = tempUnitMap.begin();
1324
1325	while(t && next != tempUnitMap.end() )
1326	{
1327	if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
1328	break;
1329
1330	if(!prev->IsWithinLOSInMap(*next))
1331	{
1332	++next;
1333	continue;
1334	}
1335
1336	prev = *next;
1337	TagUnitMap.push_back(prev);
1338	tempUnitMap.erase(next);
1339	tempUnitMap.sort(TargetDistanceOrder(prev));
1340	next = tempUnitMap.begin();
1341
1342	--t;
1343	}
1344	}
1345	}
1346	}break;
1347	case TARGET_ALL_ENEMY_IN_AREA:
1348	{
1349	}break;
1350	case TARGET_ALL_ENEMY_IN_AREA_INSTANT:
1351	{
1352	// targets the ground, not the units in the area
1353	if (m_spellInfo->Effect[i]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
1354	{
1355	CellPair p(MaNGOS::ComputeCellPair(m_targets.m_destX, m_targets.m_destY));
1356	Cell cell(p);
1357	cell.data.Part.reserved = ALL_DISTRICT;
1358	cell.SetNoCreate();
1359
1360	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_AOE_DAMAGE);
1361
1362	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1363	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1364
1365	CellLock<GridReadGuard> cell_lock(cell, p);
1366	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1367	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1368
1369	// exclude caster (this can be important if this not original caster)
1370	TagUnitMap.remove(m_caster);
1371	}
1372	}break;
1373	case TARGET_DUELVSPLAYER_COORDINATES:
1374	{
1375	if(Unit* currentTarget = m_targets.getUnitTarget())
1376	{
1377	m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ());
1378	TagUnitMap.push_back(currentTarget);
1379	}
1380	}break;
1381	case TARGET_ALL_PARTY_AROUND_CASTER:
1382	case TARGET_ALL_PARTY_AROUND_CASTER_2:
1383	case TARGET_ALL_PARTY:
1384	{
1385	Player *pTarget = m_caster->GetCharmerOrOwnerPlayerOrPlayerItself();
1386	Group *pGroup = pTarget ? pTarget->GetGroup() : NULL;
1387
1388	if(pGroup)
1389	{
1390	uint8 subgroup = pTarget->GetSubGroup();
1391
1392	for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
1393	{
1394	Player* Target = itr->getSource();
1395
1396	// IsHostileTo check duel and controlled by enemy
1397	if( Target && Target->GetSubGroup()==subgroup && !m_caster->IsHostileTo(Target) )
1398	{
1399	if( m_caster->IsWithinDistInMap(Target, radius) )
1400	TagUnitMap.push_back(Target);
1401
1402	if(Pet* pet = Target->GetPet())
1403	if( m_caster->IsWithinDistInMap(pet, radius) )
1404	TagUnitMap.push_back(pet);
1405	}
1406	}
1407	}
1408	else
1409	{
1410	Unit* ownerOrSelf = pTarget ? pTarget : m_caster->GetCharmerOrOwnerOrSelf();
1411	if(ownerOrSelf==m_caster \|\| m_caster->IsWithinDistInMap(ownerOrSelf, radius))
1412	TagUnitMap.push_back(ownerOrSelf);
1413	if(Pet* pet = ownerOrSelf->GetPet())
1414	if( m_caster->IsWithinDistInMap(pet, radius) )
1415	TagUnitMap.push_back(pet);
1416	}
1417	}break;
1418	case TARGET_RANDOM_RAID_MEMBER:
1419	{
1420	if (m_caster->GetTypeId() == TYPEID_PLAYER)
1421	if(Player* target = ((Player*)m_caster)->GetNextRandomRaidMember(radius))
1422	TagUnitMap.push_back(target);
1423	}break;
1424	case TARGET_SINGLE_FRIEND:
1425	case TARGET_SINGLE_FRIEND_2:
1426	{
1427	if(m_targets.getUnitTarget())
1428	TagUnitMap.push_back(m_targets.getUnitTarget());
1429	}break;
1430	case TARGET_NONCOMBAT_PET:
1431	{
1432	if(Unit* target = m_targets.getUnitTarget())
1433	if( target->GetTypeId() == TYPEID_UNIT && ((Creature)target)->isPet() && ((Pet)target)->getPetType() == MINI_PET)
1434	TagUnitMap.push_back(target);
1435	}break;
1436	case TARGET_ALL_AROUND_CASTER:
1437	{
1438	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1439	Cell cell(p);
1440	cell.data.Part.reserved = ALL_DISTRICT;
1441	cell.SetNoCreate();
1442
1443	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_SELF_CENTER,SPELL_TARGETS_AOE_DAMAGE);
1444
1445	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1446	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1447
1448	CellLock<GridReadGuard> cell_lock(cell, p);
1449	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1450	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1451	}break;
1452	case TARGET_ALL_FRIENDLY_UNITS_AROUND_CASTER:
1453	{
1454	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1455	Cell cell(p);
1456	cell.data.Part.reserved = ALL_DISTRICT;
1457	cell.SetNoCreate();
1458
1459	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_SELF_CENTER,SPELL_TARGETS_FRIENDLY);
1460
1461	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1462	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1463
1464	CellLock<GridReadGuard> cell_lock(cell, p);
1465	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1466	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1467	}break;
1468	case TARGET_ALL_FRIENDLY_UNITS_IN_AREA:
1469	{
1470	CellPair p(MaNGOS::ComputeCellPair(m_targets.m_destX, m_targets.m_destY));
1471	Cell cell(p);
1472	cell.data.Part.reserved = ALL_DISTRICT;
1473	cell.SetNoCreate();
1474
1475	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_FRIENDLY);
1476
1477	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1478	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1479
1480	CellLock<GridReadGuard> cell_lock(cell, p);
1481	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1482	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1483	}break;
1484	// TARGET_SINGLE_PARTY means that the spells can only be casted on a party member and not on the caster (some sceals, fire shield from imp, etc..)
1485	case TARGET_SINGLE_PARTY:
1486	{
1487	Unit *target = m_targets.getUnitTarget();
1488	// Thoses spells apparently can't be casted on the caster.
1489	if( target && target != m_caster)
1490	{
1491	// Can only be casted on group's members or its pets
1492	Group *pGroup = NULL;
1493
1494	Unit* owner = m_caster->GetCharmerOrOwner();
1495	Unit *targetOwner = target->GetCharmerOrOwner();
1496	if(owner)
1497	{
1498	if(owner->GetTypeId() == TYPEID_PLAYER)
1499	{
1500	if( target == owner )
1501	{
1502	TagUnitMap.push_back(target);
1503	break;
1504	}
1505	pGroup = ((Player*)owner)->GetGroup();
1506	}
1507	}
1508	else if (m_caster->GetTypeId() == TYPEID_PLAYER)
1509	{
1510	if( targetOwner == m_caster && target->GetTypeId()==TYPEID_UNIT && ((Creature*)target)->isPet())
1511	{
1512	TagUnitMap.push_back(target);
1513	break;
1514	}
1515	pGroup = ((Player*)m_caster)->GetGroup();
1516	}
1517
1518	if(pGroup)
1519	{
1520	// Our target can also be a player's pet who's grouped with us or our pet. But can't be controlled player
1521	if(targetOwner)
1522	{
1523	if( targetOwner->GetTypeId() == TYPEID_PLAYER &&
1524	target->GetTypeId()==TYPEID_UNIT && (((Creature*)target)->isPet()) &&
1525	target->GetOwnerGUID()==targetOwner->GetGUID() &&
1526	pGroup->IsMember(((Player*)targetOwner)->GetGUID()))
1527	{
1528	TagUnitMap.push_back(target);
1529	}
1530	}
1531	// 1Our target can be a player who is on our group
1532	else if (target->GetTypeId() == TYPEID_PLAYER && pGroup->IsMember(((Player*)target)->GetGUID()))
1533	{
1534	TagUnitMap.push_back(target);
1535	}
1536	}
1537	}
1538	}break;
1539	case TARGET_GAMEOBJECT:
1540	{
1541	if(m_targets.getGOTarget())
1542	AddGOTarget(m_targets.getGOTarget(), i);
1543	}break;
1544	case TARGET_IN_FRONT_OF_CASTER:
1545	{
1546	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1547	Cell cell(p);
1548	cell.data.Part.reserved = ALL_DISTRICT;
1549	cell.SetNoCreate();
1550
1551	bool inFront = m_spellInfo->SpellVisual != 3879;
1552	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, inFront ? PUSH_IN_FRONT : PUSH_IN_BACK,SPELL_TARGETS_AOE_DAMAGE);
1553
1554	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1555	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1556
1557	CellLock<GridReadGuard> cell_lock(cell, p);
1558	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1559	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1560	}break;
1561	case TARGET_DUELVSPLAYER:
1562	{
1563	Unit *target = m_targets.getUnitTarget();
1564	if(target)
1565	{
1566	if(m_caster->IsFriendlyTo(target))
1567	{
1568	TagUnitMap.push_back(target);
1569	}
1570	else
1571	{
1572	Unit* pUnitTarget = SelectMagnetTarget();
1573	if(pUnitTarget)
1574	TagUnitMap.push_back(pUnitTarget);
1575	}
1576	}
1577	}break;
1578	case TARGET_GAMEOBJECT_ITEM:
1579	{
1580	if(m_targets.getGOTargetGUID())
1581	AddGOTarget(m_targets.getGOTarget(), i);
1582	else if(m_targets.getItemTarget())
1583	AddItemTarget(m_targets.getItemTarget(), i);
1584	break;
1585	}
1586	case TARGET_MASTER:
1587	{
1588	if(Unit* owner = m_caster->GetCharmerOrOwner())
1589	TagUnitMap.push_back(owner);
1590	break;
1591	}
1592	case TARGET_ALL_ENEMY_IN_AREA_CHANNELED:
1593	{
1594	// targets the ground, not the units in the area
1595	if (m_spellInfo->Effect[i]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
1596	{
1597	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1598	Cell cell(p);
1599	cell.data.Part.reserved = ALL_DISTRICT;
1600	cell.SetNoCreate();
1601
1602	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_AOE_DAMAGE);
1603
1604	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1605	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1606
1607	CellLock<GridReadGuard> cell_lock(cell, p);
1608	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1609	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1610	}
1611	}break;
1612	case TARGET_MINION:
1613	{
1614	if(m_spellInfo->Effect[i] != SPELL_EFFECT_DUEL)
1615	TagUnitMap.push_back(m_caster);
1616	}break;
1617	case TARGET_SINGLE_ENEMY:
1618	{
1619	Unit* pUnitTarget = SelectMagnetTarget();
1620	if(pUnitTarget)
1621	TagUnitMap.push_back(pUnitTarget);
1622	}break;
1623	case TARGET_AREAEFFECT_PARTY:
1624	{
1625	Unit* owner = m_caster->GetCharmerOrOwner();
1626	Player *pTarget = NULL;
1627
1628	if(owner)
1629	{
1630	TagUnitMap.push_back(m_caster);
1631	if(owner->GetTypeId() == TYPEID_PLAYER)
1632	pTarget = (Player*)owner;
1633	}
1634	else if (m_caster->GetTypeId() == TYPEID_PLAYER)
1635	{
1636	if(Unit* target = m_targets.getUnitTarget())
1637	{
1638	if( target->GetTypeId() != TYPEID_PLAYER)
1639	{
1640	if(((Creature*)target)->isPet())
1641	{
1642	Unit *targetOwner = target->GetOwner();
1643	if(targetOwner->GetTypeId() == TYPEID_PLAYER)
1644	pTarget = (Player*)targetOwner;
1645	}
1646	}
1647	else
1648	pTarget = (Player*)target;
1649	}
1650	}
1651
1652	Group* pGroup = pTarget ? pTarget->GetGroup() : NULL;
1653
1654	if(pGroup)
1655	{
1656	uint8 subgroup = pTarget->GetSubGroup();
1657
1658	for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
1659	{
1660	Player* Target = itr->getSource();
1661
1662	// IsHostileTo check duel and controlled by enemy
1663	if(Target && Target->GetSubGroup()==subgroup && !m_caster->IsHostileTo(Target))
1664	{
1665	if( pTarget->IsWithinDistInMap(Target, radius) )
1666	TagUnitMap.push_back(Target);
1667
1668	if(Pet* pet = Target->GetPet())
1669	if( pTarget->IsWithinDistInMap(pet, radius) )
1670	TagUnitMap.push_back(pet);
1671	}
1672	}
1673	}
1674	else if (owner)
1675	{
1676	if(m_caster->IsWithinDistInMap(owner, radius))
1677	TagUnitMap.push_back(owner);
1678	}
1679	else if(pTarget)
1680	{
1681	TagUnitMap.push_back(pTarget);
1682
1683	if(Pet* pet = pTarget->GetPet())
1684	if( m_caster->IsWithinDistInMap(pet, radius) )
1685	TagUnitMap.push_back(pet);
1686	}
1687
1688	}break;
1689	case TARGET_SCRIPT:
1690	{
1691	if(m_targets.getUnitTarget())
1692	TagUnitMap.push_back(m_targets.getUnitTarget());
1693	if(m_targets.getItemTarget())
1694	AddItemTarget(m_targets.getItemTarget(), i);
1695	}break;
1696	case TARGET_SELF_FISHING:
1697	{
1698	TagUnitMap.push_back(m_caster);
1699	}break;
1700	case TARGET_CHAIN_HEAL:
1701	{
1702	Unit* pUnitTarget = m_targets.getUnitTarget();
1703	if(!pUnitTarget)
1704	break;
1705
1706	if (EffectChainTarget <= 1)
1707	TagUnitMap.push_back(pUnitTarget);
1708	else
1709	{
1710	unMaxTargets = EffectChainTarget;
1711	float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
1712
1713	std::list<Unit *> tempUnitMap;
1714
1715	{
1716	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1717	Cell cell(p);
1718	cell.data.Part.reserved = ALL_DISTRICT;
1719	cell.SetNoCreate();
1720
1721	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, tempUnitMap, max_range, PUSH_SELF_CENTER, SPELL_TARGETS_FRIENDLY);
1722
1723	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1724	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1725
1726	CellLock<GridReadGuard> cell_lock(cell, p);
1727	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1728	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1729
1730	}
1731
1732	if(m_caster != pUnitTarget && std::find(tempUnitMap.begin(),tempUnitMap.end(),m_caster) == tempUnitMap.end() )
1733	tempUnitMap.push_front(m_caster);
1734
1735	tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
1736
1737	if(tempUnitMap.empty())
1738	break;
1739
1740	if(*tempUnitMap.begin() == pUnitTarget)
1741	tempUnitMap.erase(tempUnitMap.begin());
1742
1743	TagUnitMap.push_back(pUnitTarget);
1744	uint32 t = unMaxTargets - 1;
1745	Unit *prev = pUnitTarget;
1746	std::list<Unit*>::iterator next = tempUnitMap.begin();
1747
1748	while(t && next != tempUnitMap.end() )
1749	{
1750	if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
1751	break;
1752
1753	if(!prev->IsWithinLOSInMap(*next))
1754	{
1755	++next;
1756	continue;
1757	}
1758
1759	if((next)->GetHealth() == (next)->GetMaxHealth())
1760	{
1761	next = tempUnitMap.erase(next);
1762	continue;
1763	}
1764
1765	prev = *next;
1766	TagUnitMap.push_back(prev);
1767	tempUnitMap.erase(next);
1768	tempUnitMap.sort(TargetDistanceOrder(prev));
1769	next = tempUnitMap.begin();
1770
1771	--t;
1772	}
1773	}
1774	}break;
1775	case TARGET_CURRENT_ENEMY_COORDINATES:
1776	{
1777	Unit* currentTarget = m_targets.getUnitTarget();
1778	if(currentTarget)
1779	{
1780	TagUnitMap.push_back(currentTarget);
1781	m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ());
1782	if(m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_ENEMY_IN_AREA_INSTANT)
1783	{
1784	CellPair p(MaNGOS::ComputeCellPair(currentTarget->GetPositionX(), currentTarget->GetPositionY()));
1785	Cell cell(p);
1786	cell.data.Part.reserved = ALL_DISTRICT;
1787	cell.SetNoCreate();
1788	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius,PUSH_TARGET_CENTER, SPELL_TARGETS_AOE_DAMAGE);
1789	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_notifier(notifier);
1790	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_notifier(notifier);
1791	CellLock<GridReadGuard> cell_lock(cell, p);
1792	cell_lock->Visit(cell_lock, world_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1793	cell_lock->Visit(cell_lock, grid_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1794	}
1795	}
1796	}break;
1797	case TARGET_AREAEFFECT_PARTY_AND_CLASS:
1798	{
1799	Player* targetPlayer = m_targets.getUnitTarget() && m_targets.getUnitTarget()->GetTypeId() == TYPEID_PLAYER
1800	? (Player*)m_targets.getUnitTarget() : NULL;
1801
1802	Group* pGroup = targetPlayer ? targetPlayer->GetGroup() : NULL;
1803	if(pGroup)
1804	{
1805	for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
1806	{
1807	Player* Target = itr->getSource();
1808
1809	// IsHostileTo check duel and controlled by enemy
1810	if( Target && targetPlayer->IsWithinDistInMap(Target, radius) &&
1811	targetPlayer->getClass() == Target->getClass() &&
1812	!m_caster->IsHostileTo(Target) )
1813	{
1814	TagUnitMap.push_back(Target);
1815	}
1816	}
1817	}
1818	else if(m_targets.getUnitTarget())
1819	TagUnitMap.push_back(m_targets.getUnitTarget());
1820	break;
1821	}
1822	case TARGET_TABLE_X_Y_Z_COORDINATES:
1823	{
1824	SpellTargetPosition const* st = spellmgr.GetSpellTargetPosition(m_spellInfo->Id);
1825	if(st)
1826	{
1827	if (st->target_mapId == m_caster->GetMapId())
1828	m_targets.setDestination(st->target_X, st->target_Y, st->target_Z);
1829
1830	// if B==TARGET_TABLE_X_Y_Z_COORDINATES then A already fill all required targets
1831	if (m_spellInfo->EffectImplicitTargetB[i] && m_spellInfo->EffectImplicitTargetB[i]!=TARGET_TABLE_X_Y_Z_COORDINATES)
1832	{
1833	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1834	Cell cell(p);
1835	cell.data.Part.reserved = ALL_DISTRICT;
1836	cell.SetNoCreate();
1837
1838	SpellTargets targetB = SPELL_TARGETS_AOE_DAMAGE;
1839	// Select friendly targets for positive effect
1840	if (IsPositiveEffect(m_spellInfo->Id, i))
1841	targetB = SPELL_TARGETS_FRIENDLY;
1842
1843	MaNGOS::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius,PUSH_DEST_CENTER, targetB);
1844
1845	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_notifier(notifier);
1846	TypeContainerVisitor<MaNGOS::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_notifier(notifier);
1847
1848	CellLock<GridReadGuard> cell_lock(cell, p);
1849	cell_lock->Visit(cell_lock, world_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1850	cell_lock->Visit(cell_lock, grid_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1851	}
1852	}
1853	else
1854	sLog.outError( "SPELL: unknown target coordinates for spell ID %u\n", m_spellInfo->Id );
1855	}break;
1856	case TARGET_BEHIND_VICTIM:
1857	{
1858	Unit *pTarget = m_caster->getVictim();
1859	if(!pTarget && m_caster->GetTypeId() == TYPEID_PLAYER)
1860	pTarget = ObjectAccessor::GetUnit(m_caster, ((Player)m_caster)->GetSelection());
1861
1862	if(pTarget)
1863	{
1864	float _target_x, _target_y, _target_z;
1865	pTarget->GetClosePoint(_target_x, _target_y, _target_z, m_caster->GetObjectSize(), CONTACT_DISTANCE, M_PI);
1866	if(pTarget->IsWithinLOS(_target_x,_target_y,_target_z))
1867	m_targets.setDestination(_target_x, _target_y, _target_z);
1868	}
1869	}break;
1870	default:
1871	break;
1872	}
1873
1874	if (unMaxTargets && TagUnitMap.size() > unMaxTargets)
1875	{
1876	// make sure one unit is always removed per iteration
1877	uint32 removed_utarget = 0;
1878	for (std::list<Unit*>::iterator itr = TagUnitMap.begin(), next; itr != TagUnitMap.end(); itr = next)
1879	{
1880	next = itr;
1881	++next;
1882	if (!*itr) continue;
1883	if ((*itr) == m_targets.getUnitTarget())
1884	{
1885	TagUnitMap.erase(itr);
1886	removed_utarget = 1;
1887	// break;
1888	}
1889	}
1890	// remove random units from the map
1891	while (TagUnitMap.size() > unMaxTargets - removed_utarget)
1892	{
1893	uint32 poz = urand(0, TagUnitMap.size()-1);
1894	for (std::list<Unit*>::iterator itr = TagUnitMap.begin(); itr != TagUnitMap.end(); ++itr, --poz)
1895	{
1896	if (!*itr) continue;
1897	if (!poz)
1898	{
1899	TagUnitMap.erase(itr);
1900	break;
1901	}
1902	}
1903	}
1904	// the player's target will always be added to the map
1905	if (removed_utarget && m_targets.getUnitTarget())
1906	TagUnitMap.push_back(m_targets.getUnitTarget());
1907	}
1908	}
1909
1910	void Spell::prepare(SpellCastTargets * targets, Aura* triggeredByAura)
1911	{
1912	m_targets = *targets;
1913
1914	m_spellState = SPELL_STATE_PREPARING;
1915
1916	m_castPositionX = m_caster->GetPositionX();
1917	m_castPositionY = m_caster->GetPositionY();
1918	m_castPositionZ = m_caster->GetPositionZ();
1919	m_castOrientation = m_caster->GetOrientation();
1920
1921	if(triggeredByAura)
1922	m_triggeredByAuraSpell = triggeredByAura->GetSpellProto();
1923
1924	// create and add update event for this spell
1925	SpellEvent* Event = new SpellEvent(this);
1926	m_caster->m_Events.AddEvent(Event, m_caster->m_Events.CalculateTime(1));
1927
1928	//Prevent casting at cast another spell (ServerSide check)
1929	if(m_caster->IsNonMeleeSpellCasted(false, true) && m_cast_count)
1930	{
1931	SendCastResult(SPELL_FAILED_SPELL_IN_PROGRESS);
1932	finish(false);
1933	return;
1934	}
1935
1936	// Fill cost data
1937	m_powerCost = CalculatePowerCost();
1938
1939	uint8 result = CanCast(true);
1940	if(result != 0 && !IsAutoRepeat()) //always cast autorepeat dummy for triggering
1941	{
1942	if(triggeredByAura)
1943	{
1944	SendChannelUpdate(0);
1945	triggeredByAura->SetAuraDuration(0);
1946	}
1947	SendCastResult(result);
1948	finish(false);
1949	return;
1950	}
1951
1952	// calculate cast time (calculated after first CanCast check to prevent charge counting for first CanCast fail)
1953	m_casttime = GetSpellCastTime(m_spellInfo, this);
1954
1955	// set timer base at cast time
1956	ReSetTimer();
1957
1958	// stealth must be removed at cast starting (at show channel bar)
1959	// skip triggered spell (item equip spell casting and other not explicit character casts/item uses)
1960	if ( !m_IsTriggeredSpell && isSpellBreakStealth(m_spellInfo) )
1961	{
1962	m_caster->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
1963	m_caster->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
1964	}
1965
1966	if(m_IsTriggeredSpell)
1967	cast(true);
1968	else
1969	{
1970	m_caster->SetCurrentCastedSpell( this );
1971	m_selfContainer = &(m_caster->m_currentSpells[GetCurrentContainer()]);
1972	SendSpellStart();
1973	}
1974	}
1975
1976	void Spell::cancel()
1977	{
1978	if(m_spellState == SPELL_STATE_FINISHED)
1979	return;
1980
1981	m_autoRepeat = false;
1982	switch (m_spellState)
1983	{
1984	case SPELL_STATE_PREPARING:
1985	case SPELL_STATE_DELAYED:
1986	{
1987	SendInterrupted(0);
1988	SendCastResult(SPELL_FAILED_INTERRUPTED);
1989	} break;
1990
1991	case SPELL_STATE_CASTING:
1992	{
1993	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
1994	{
1995	if( ihit->missCondition == SPELL_MISS_NONE )
1996	{
1997	Unit* unit = m_caster->GetGUID()==(ihit).targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
1998	if( unit && unit->isAlive() )
1999	unit->RemoveAurasDueToSpell(m_spellInfo->Id);
2000	}
2001	}
2002
2003	m_caster->RemoveAurasDueToSpell(m_spellInfo->Id);
2004	SendChannelUpdate(0);
2005	SendInterrupted(0);
2006	SendCastResult(SPELL_FAILED_INTERRUPTED);
2007	} break;
2008
2009	default:
2010	{
2011	} break;
2012	}
2013
2014	finish(false);
2015	m_caster->RemoveDynObject(m_spellInfo->Id);
2016	m_caster->RemoveGameObject(m_spellInfo->Id,true);
2017	}
2018
2019	void Spell::cast(bool skipCheck)
2020	{
2021	uint8 castResult = 0;
2022
2023	// update pointers base at GUIDs to prevent access to non-existed already object
2024	UpdatePointers();
2025
2026	// cancel at lost main target unit
2027	if(!m_targets.getUnitTarget() && m_targets.getUnitTargetGUID() && m_targets.getUnitTargetGUID() != m_caster->GetGUID())
2028	{
2029	cancel();
2030	return;
2031	}
2032
2033	if(m_caster->GetTypeId() != TYPEID_PLAYER && m_targets.getUnitTarget() && m_targets.getUnitTarget() != m_caster)
2034	m_caster->SetInFront(m_targets.getUnitTarget());
2035
2036	castResult = CheckPower();
2037	if(castResult != 0)
2038	{
2039	SendCastResult(castResult);
2040	finish(false);
2041	return;
2042	}
2043
2044	// triggered cast called from Spell::prepare where it was already checked
2045	if(!skipCheck)
2046	{
2047	castResult = CanCast(false);
2048	if(castResult != 0)
2049	{
2050	SendCastResult(castResult);
2051	finish(false);
2052	return;
2053	}
2054	}
2055
2056	// Conflagrate - consumes immolate
2057	if ((m_spellInfo->TargetAuraState == AURA_STATE_IMMOLATE) && m_targets.getUnitTarget())
2058	{
2059	// for caster applied auras only
2060	Unit::AuraList const &mPeriodic = m_targets.getUnitTarget()->GetAurasByType(SPELL_AURA_PERIODIC_DAMAGE);
2061	for(Unit::AuraList::const_iterator i = mPeriodic.begin(); i != mPeriodic.end(); ++i)
2062	{
2063	if( (i)->GetSpellProto()->SpellFamilyName == SPELLFAMILY_WARLOCK && ((i)->GetSpellProto()->SpellFamilyFlags & 4) &&
2064	(*i)->GetCasterGUID()==m_caster->GetGUID() )
2065	{
2066	m_targets.getUnitTarget()->RemoveAura((i)->GetId(), (i)->GetEffIndex());
2067	break;
2068	}
2069	}
2070	}
2071
2072	// traded items have trade slot instead of guid in m_itemTargetGUID
2073	// set to real guid to be sent later to the client
2074	m_targets.updateTradeSlotItem();
2075
2076	// CAST SPELL
2077	SendSpellCooldown();
2078
2079	TakePower();
2080	TakeReagents(); // we must remove reagents before HandleEffects to allow place crafted item in same slot
2081	FillTargetMap();
2082
2083	if(m_spellState == SPELL_STATE_FINISHED) // stop cast if spell marked as finish somewhere in Take*/FillTargetMap
2084	return;
2085
2086	SendCastResult(castResult);
2087	SendSpellGo(); // we must send smsg_spell_go packet before m_castItem delete in TakeCastItem()...
2088
2089	// Pass cast spell event to handler (not send triggered by aura spells)
2090	if (m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_MELEE && m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_RANGED && !m_triggeredByAuraSpell)
2091	{
2092	m_caster->ProcDamageAndSpell(m_targets.getUnitTarget(), PROC_FLAG_CAST_SPELL, PROC_FLAG_NONE, 0, SPELL_SCHOOL_MASK_NONE, m_spellInfo, m_IsTriggeredSpell);
2093
2094	// update pointers base at GUIDs to prevent access to non-existed already object
2095	UpdatePointers(); // pointers can be invalidate at triggered spell casting
2096	}
2097
2098	// Okay, everything is prepared. Now we need to distinguish between immediate and evented delayed spells
2099	if (m_spellInfo->speed > 0.0f)
2100	{
2101
2102	// Remove used for cast item if need (it can be already NULL after TakeReagents call
2103	// in case delayed spell remove item at cast delay start
2104	TakeCastItem();
2105
2106	// Okay, maps created, now prepare flags
2107	m_immediateHandled = false;
2108	m_spellState = SPELL_STATE_DELAYED;
2109	SetDelayStart(0);
2110	}
2111	else
2112	{
2113	// Immediate spell, no big deal
2114	handle_immediate();
2115	}
2116	}
2117
2118	void Spell::handle_immediate()
2119	{
2120	// start channeling if applicable
2121	if(IsChanneledSpell(m_spellInfo))
2122	{
2123	m_spellState = SPELL_STATE_CASTING;
2124	SendChannelStart(GetSpellDuration(m_spellInfo));
2125	}
2126
2127	// process immediate effects (items, ground, etc.) also initialize some variables
2128	_handle_immediate_phase();
2129
2130	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2131	DoAllEffectOnTarget(&(*ihit));
2132
2133	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
2134	DoAllEffectOnTarget(&(*ihit));
2135
2136	// spell is finished, perform some last features of the spell here
2137	_handle_finish_phase();
2138
2139	// Remove used for cast item if need (it can be already NULL after TakeReagents call
2140	TakeCastItem();
2141
2142	if(m_spellState != SPELL_STATE_CASTING)
2143	finish(true); // successfully finish spell cast (not last in case autorepeat or channel spell)
2144	}
2145
2146	uint64 Spell::handle_delayed(uint64 t_offset)
2147	{
2148	uint64 next_time = 0;
2149
2150	if (!m_immediateHandled)
2151	{
2152	_handle_immediate_phase();
2153	m_immediateHandled = true;
2154	}
2155
2156	// now recheck units targeting correctness (need before any effects apply to prevent adding immunity at first effect not allow apply second spell effect and similar cases)
2157	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end();++ihit)
2158	{
2159	if (ihit->processed == false)
2160	{
2161	if ( ihit->timeDelay <= t_offset )
2162	DoAllEffectOnTarget(&(*ihit));
2163	else if( next_time == 0 \|\| ihit->timeDelay < next_time )
2164	next_time = ihit->timeDelay;
2165	}
2166	}
2167
2168	// now recheck gameobject targeting correctness
2169	for(std::list<GOTargetInfo>::iterator ighit= m_UniqueGOTargetInfo.begin(); ighit != m_UniqueGOTargetInfo.end();++ighit)
2170	{
2171	if (ighit->processed == false)
2172	{
2173	if ( ighit->timeDelay <= t_offset )
2174	DoAllEffectOnTarget(&(*ighit));
2175	else if( next_time == 0 \|\| ighit->timeDelay < next_time )
2176	next_time = ighit->timeDelay;
2177	}
2178	}
2179	// All targets passed - need finish phase
2180	if (next_time == 0)
2181	{
2182	// spell is finished, perform some last features of the spell here
2183	_handle_finish_phase();
2184
2185	finish(true); // successfully finish spell cast
2186
2187	// return zero, spell is finished now
2188	return 0;
2189	}
2190	else
2191	{
2192	// spell is unfinished, return next execution time
2193	return next_time;
2194	}
2195	}
2196
2197	void Spell::_handle_immediate_phase()
2198	{
2199	// handle some immediate features of the spell here
2200	HandleThreatSpells(m_spellInfo->Id);
2201
2202	m_needSpellLog = IsNeedSendToClient();
2203	for(uint32 j = 0;j<3;j++)
2204	{
2205	if(m_spellInfo->Effect[j]==0)
2206	continue;
2207
2208	// apply Send Event effect to ground in case empty target lists
2209	if( m_spellInfo->Effect[j] == SPELL_EFFECT_SEND_EVENT && !HaveTargetsForEffect(j) )
2210	{
2211	HandleEffects(NULL,NULL,NULL, j);
2212	continue;
2213	}
2214
2215	// Don't do spell log, if is school damage spell
2216	if(m_spellInfo->Effect[j] == SPELL_EFFECT_SCHOOL_DAMAGE \|\| m_spellInfo->Effect[j] == 0)
2217	m_needSpellLog = false;
2218
2219	uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[j];
2220	if(m_originalCaster)
2221	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
2222	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
2223
2224	// initialize multipliers
2225	m_damageMultipliers[j] = 1.0f;
2226	if( (m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_DAMAGE \|\| m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_HEAL) &&
2227	(EffectChainTarget > 1) )
2228	m_applyMultiplierMask \|= 1 << j;
2229	}
2230
2231	// initialize Diminishing Returns Data
2232	m_diminishLevel = DIMINISHING_LEVEL_1;
2233	m_diminishGroup = DIMINISHING_NONE;
2234
2235	// process items
2236	for(std::list<ItemTargetInfo>::iterator ihit= m_UniqueItemInfo.begin();ihit != m_UniqueItemInfo.end();++ihit)
2237	DoAllEffectOnTarget(&(*ihit));
2238
2239	// process ground
2240	for(uint32 j = 0;j<3;j++)
2241	{
2242	// persistent area auras target only the ground
2243	if(m_spellInfo->Effect[j] == SPELL_EFFECT_PERSISTENT_AREA_AURA)
2244	HandleEffects(NULL,NULL,NULL, j);
2245	}
2246	}
2247
2248	void Spell::_handle_finish_phase()
2249	{
2250	// spell log
2251	if(m_needSpellLog)
2252	SendLogExecute();
2253	}
2254
2255	void Spell::SendSpellCooldown()
2256	{
2257	if(m_caster->GetTypeId() != TYPEID_PLAYER)
2258	return;
2259
2260	Player* _player = (Player*)m_caster;
2261	// Add cooldown for max (disable spell)
2262	// Cooldown started on SendCooldownEvent call
2263	if (m_spellInfo->Attributes & SPELL_ATTR_DISABLED_WHILE_ACTIVE)
2264	{
2265	_player->AddSpellCooldown(m_spellInfo->Id, 0, time(NULL) - 1);
2266	return;
2267	}
2268
2269	// init cooldown values
2270	uint32 cat = 0;
2271	int32 rec = -1;
2272	int32 catrec = -1;
2273
2274	// some special item spells without correct cooldown in SpellInfo
2275	// cooldown information stored in item prototype
2276	// This used in same way in WorldSession::HandleItemQuerySingleOpcode data sending to client.
2277
2278	if(m_CastItem)
2279	{
2280	ItemPrototype const* proto = m_CastItem->GetProto();
2281	if(proto)
2282	{
2283	for(int idx = 0; idx < 5; ++idx)
2284	{
2285	if(proto->Spells[idx].SpellId == m_spellInfo->Id)
2286	{
2287	cat = proto->Spells[idx].SpellCategory;
2288	rec = proto->Spells[idx].SpellCooldown;
2289	catrec = proto->Spells[idx].SpellCategoryCooldown;
2290	break;
2291	}
2292	}
2293	}
2294	}
2295
2296	// if no cooldown found above then base at DBC data
2297	if(rec < 0 && catrec < 0)
2298	{
2299	cat = m_spellInfo->Category;
2300	rec = m_spellInfo->RecoveryTime;
2301	catrec = m_spellInfo->CategoryRecoveryTime;
2302	}
2303
2304	// shoot spells used equipped item cooldown values already assigned in GetAttackTime(RANGED_ATTACK)
2305	// prevent 0 cooldowns set by another way
2306	if (rec <= 0 && catrec <= 0 && (cat == 76 \|\| cat == 351))
2307	rec = _player->GetAttackTime(RANGED_ATTACK);
2308
2309	// Now we have cooldown data (if found any), time to apply mods
2310	if(rec > 0)
2311	_player->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COOLDOWN, rec, this);
2312
2313	if(catrec > 0)
2314	_player->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COOLDOWN, catrec, this);
2315
2316	// replace negative cooldowns by 0
2317	if (rec < 0) rec = 0;
2318	if (catrec < 0) catrec = 0;
2319
2320	// no cooldown after applying spell mods
2321	if( rec == 0 && catrec == 0)
2322	return;
2323
2324	time_t curTime = time(NULL);
2325
2326	time_t catrecTime = catrec ? curTime+catrec/1000 : 0; // in secs
2327	time_t recTime = rec ? curTime+rec/1000 : catrecTime;// in secs
2328
2329	// self spell cooldown
2330	if(recTime > 0)
2331	_player->AddSpellCooldown(m_spellInfo->Id, m_CastItem ? m_CastItem->GetEntry() : 0, recTime);
2332
2333	// category spells
2334	if (catrec > 0)
2335	{
2336	SpellCategoryStore::const_iterator i_scstore = sSpellCategoryStore.find(cat);
2337	if(i_scstore != sSpellCategoryStore.end())
2338	{
2339	for(SpellCategorySet::const_iterator i_scset = i_scstore->second.begin(); i_scset != i_scstore->second.end(); ++i_scset)
2340	{
2341	if(*i_scset == m_spellInfo->Id) // skip main spell, already handled above
2342	continue;
2343
2344	_player->AddSpellCooldown(m_spellInfo->Id, m_CastItem ? m_CastItem->GetEntry() : 0, catrecTime);
2345	}
2346	}
2347	}
2348	}
2349
2350	void Spell::update(uint32 difftime)
2351	{
2352	// update pointers based at it's GUIDs
2353	UpdatePointers();
2354
2355	if(m_targets.getUnitTargetGUID() && !m_targets.getUnitTarget())
2356	{
2357	cancel();
2358	return;
2359	}
2360
2361	// check if the player caster has moved before the spell finished
2362	if ((m_caster->GetTypeId() == TYPEID_PLAYER && m_timer != 0) &&
2363	(m_castPositionX != m_caster->GetPositionX() \|\| m_castPositionY != m_caster->GetPositionY() \|\| m_castPositionZ != m_caster->GetPositionZ()) &&
2364	(m_spellInfo->Effect[0] != SPELL_EFFECT_STUCK \|\| !m_caster->HasUnitMovementFlag(MOVEMENTFLAG_FALLING)))
2365	{
2366	// always cancel for channeled spells
2367	if( m_spellState == SPELL_STATE_CASTING )
2368	cancel();
2369	// don't cancel for melee, autorepeat, triggered and instant spells
2370	else if(!IsNextMeleeSwingSpell() && !IsAutoRepeat() && !m_IsTriggeredSpell && (m_spellInfo->InterruptFlags & SPELL_INTERRUPT_FLAG_MOVEMENT))
2371	cancel();
2372	}
2373
2374	switch(m_spellState)
2375	{
2376	case SPELL_STATE_PREPARING:
2377	{
2378	if(m_timer)
2379	{
2380	if(difftime >= m_timer)
2381	m_timer = 0;
2382	else
2383	m_timer -= difftime;
2384	}
2385
2386	if(m_timer == 0 && !IsNextMeleeSwingSpell() && !IsAutoRepeat())
2387	cast();
2388	} break;
2389	case SPELL_STATE_CASTING:
2390	{
2391	if(m_timer > 0)
2392	{
2393	if( m_caster->GetTypeId() == TYPEID_PLAYER )
2394	{
2395	// check if player has jumped before the channeling finished
2396	if(m_caster->HasUnitMovementFlag(MOVEMENTFLAG_JUMPING))
2397	cancel();
2398
2399	// check for incapacitating player states
2400	if( m_caster->hasUnitState(UNIT_STAT_STUNDED \| UNIT_STAT_CONFUSED))
2401	cancel();
2402
2403	// check if player has turned if flag is set
2404	if( m_spellInfo->ChannelInterruptFlags & CHANNEL_FLAG_TURNING && m_castOrientation != m_caster->GetOrientation() )
2405	cancel();
2406	}
2407
2408	// check if there are alive targets left
2409	if (!IsAliveUnitPresentInTargetList())
2410	{
2411	SendChannelUpdate(0);
2412	finish();
2413	}
2414
2415	if(difftime >= m_timer)
2416	m_timer = 0;
2417	else
2418	m_timer -= difftime;
2419	}
2420
2421	if(m_timer == 0)
2422	{
2423	SendChannelUpdate(0);
2424
2425	// channeled spell processed independently for quest targeting
2426	// cast at creature (or GO) quest objectives update at successful cast channel finished
2427	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
2428	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() )
2429	{
2430	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2431	{
2432	TargetInfo* target = &*ihit;
2433	if(!IS_CREATURE_GUID(target->targetGUID))
2434	continue;
2435
2436	Unit* unit = m_caster->GetGUID()==target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster,target->targetGUID);
2437	if (unit==NULL)
2438	continue;
2439
2440	((Player*)m_caster)->CastedCreatureOrGO(unit->GetEntry(),unit->GetGUID(),m_spellInfo->Id);
2441	}
2442
2443	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
2444	{
2445	GOTargetInfo* target = &*ihit;
2446
2447	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, target->targetGUID);
2448	if(!go)
2449	continue;
2450
2451	((Player*)m_caster)->CastedCreatureOrGO(go->GetEntry(),go->GetGUID(),m_spellInfo->Id);
2452	}
2453	}
2454
2455	finish();
2456	}
2457	} break;
2458	default:
2459	{
2460	}break;
2461	}
2462	}
2463
2464	void Spell::finish(bool ok)
2465	{
2466	if(!m_caster)
2467	return;
2468
2469	if(m_spellState == SPELL_STATE_FINISHED)
2470	return;
2471
2472	m_spellState = SPELL_STATE_FINISHED;
2473
2474	//remove spell mods
2475	if (m_caster->GetTypeId() == TYPEID_PLAYER)
2476	((Player*)m_caster)->RemoveSpellMods(this);
2477
2478	// other code related only to successfully finished spells
2479	if(!ok)
2480	return;
2481
2482	//handle SPELL_AURA_ADD_TARGET_TRIGGER auras
2483	Unit::AuraList const& targetTriggers = m_caster->GetAurasByType(SPELL_AURA_ADD_TARGET_TRIGGER);
2484	for(Unit::AuraList::const_iterator i = targetTriggers.begin(); i != targetTriggers.end(); ++i)
2485	{
2486	SpellEntry const auraSpellInfo = (i)->GetSpellProto();
2487	uint32 auraSpellIdx = (*i)->GetEffIndex();
2488	if (IsAffectedBy(auraSpellInfo, auraSpellIdx))
2489	{
2490	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2491	if( ihit->effectMask & (1<<auraSpellIdx) )
2492	{
2493	// check m_caster->GetGUID() let load auras at login and speedup most often case
2494	Unit unit = m_caster->GetGUID()== ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
2495	if (unit && unit->isAlive())
2496	{
2497	// Calculate chance at that moment (can be depend for example from combo points)
2498	int32 chance = m_caster->CalculateSpellDamage(auraSpellInfo, auraSpellIdx, (*i)->GetBasePoints(),unit);
2499
2500	if(roll_chance_i(chance))
2501	m_caster->CastSpell(unit, auraSpellInfo->EffectTriggerSpell[auraSpellIdx], true, NULL, (*i));
2502	}
2503	}
2504	}
2505	}
2506
2507	if (IsMeleeAttackResetSpell())
2508	{
2509	m_caster->resetAttackTimer(BASE_ATTACK);
2510	if(m_caster->haveOffhandWeapon())
2511	m_caster->resetAttackTimer(OFF_ATTACK);
2512	}
2513
2514	/*if (IsRangedAttackResetSpell())
2515	m_caster->resetAttackTimer(RANGED_ATTACK);*/
2516
2517	// Clear combo at finish state
2518	if(m_caster->GetTypeId() == TYPEID_PLAYER && NeedsComboPoints(m_spellInfo))
2519	((Player*)m_caster)->ClearComboPoints();
2520
2521	// call triggered spell only at successful cast (after clear combo points -> for add some if need)
2522	if(!m_TriggerSpells.empty())
2523	TriggerSpell();
2524
2525	// Stop Attack for some spells
2526	if( m_spellInfo->Attributes & SPELL_ATTR_STOP_ATTACK_TARGET )
2527	m_caster->AttackStop();
2528	}
2529
2530	void Spell::SendCastResult(uint8 result)
2531	{
2532	if (m_caster->GetTypeId() != TYPEID_PLAYER)
2533	return;
2534
2535	if(((Player*)m_caster)->GetSession()->PlayerLoading()) // don't send cast results at loading time
2536	return;
2537
2538	if(result != 0)
2539	{
2540	WorldPacket data(SMSG_CAST_FAILED, (4+1+1));
2541	data << uint32(m_spellInfo->Id);
2542	data << uint8(result); // problem
2543	data << uint8(m_cast_count); // single cast or multi 2.3 (0/1)
2544	switch (result)
2545	{
2546	case SPELL_FAILED_REQUIRES_SPELL_FOCUS:
2547	data << uint32(m_spellInfo->RequiresSpellFocus);
2548	break;
2549	case SPELL_FAILED_REQUIRES_AREA:
2550	// hardcode areas limitation case
2551	if( m_spellInfo->Id==41618 \|\| m_spellInfo->Id==41620 )
2552	data << uint32(3842);
2553	else if( m_spellInfo->Id==41617 \|\| m_spellInfo->Id==41619 )
2554	data << uint32(3905);
2555	// normal case
2556	else
2557	data << uint32(m_spellInfo->AreaId);
2558	break;
2559	case SPELL_FAILED_TOTEMS:
2560	if(m_spellInfo->Totem[0])
2561	data << uint32(m_spellInfo->Totem[0]);
2562	if(m_spellInfo->Totem[1])
2563	data << uint32(m_spellInfo->Totem[1]);
2564	break;
2565	case SPELL_FAILED_TOTEM_CATEGORY:
2566	if(m_spellInfo->TotemCategory[0])
2567	data << uint32(m_spellInfo->TotemCategory[0]);
2568	if(m_spellInfo->TotemCategory[1])
2569	data << uint32(m_spellInfo->TotemCategory[1]);
2570	break;
2571	case SPELL_FAILED_EQUIPPED_ITEM_CLASS:
2572	data << uint32(m_spellInfo->EquippedItemClass);
2573	data << uint32(m_spellInfo->EquippedItemSubClassMask);
2574	data << uint32(m_spellInfo->EquippedItemInventoryTypeMask);
2575	break;
2576	}
2577	((Player*)m_caster)->GetSession()->SendPacket(&data);
2578	}
2579	else
2580	{
2581	WorldPacket data(SMSG_CLEAR_EXTRA_AURA_INFO, (8+4));
2582	data.append(m_caster->GetPackGUID());
2583	data << uint32(m_spellInfo->Id);
2584	((Player*)m_caster)->GetSession()->SendPacket(&data);
2585	}
2586	}
2587
2588	void Spell::SendSpellStart()
2589	{
2590	if(!IsNeedSendToClient())
2591	return;
2592
2593	sLog.outDebug("Sending SMSG_SPELL_START id=%u",m_spellInfo->Id);
2594
2595	uint16 castFlags = CAST_FLAG_UNKNOWN1;
2596	if(IsRangedSpell())
2597	castFlags \|= CAST_FLAG_AMMO;
2598
2599	Unit * target;
2600	if(!m_targets.getUnitTarget())
2601	target = m_caster;
2602	else
2603	target = m_targets.getUnitTarget();
2604
2605	WorldPacket data(SMSG_SPELL_START, (8+8+4+4+2));
2606	if(m_CastItem)
2607	data.append(m_CastItem->GetPackGUID());
2608	else
2609	data.append(m_caster->GetPackGUID());
2610
2611	data.append(m_caster->GetPackGUID());
2612	data << uint32(m_spellInfo->Id);
2613	data << uint8(m_cast_count); // single cast or multi 2.3 (0/1)
2614	data << uint16(castFlags);
2615	data << uint32(m_timer);
2616
2617	m_targets.write(&data);
2618
2619	if( castFlags & CAST_FLAG_AMMO )
2620	WriteAmmoToPacket(&data);
2621
2622	m_caster->SendMessageToSet(&data, true);
2623	}
2624
2625	void Spell::SendSpellGo()
2626	{
2627	// not send invisible spell casting
2628	if(!IsNeedSendToClient())
2629	return;
2630
2631	sLog.outDebug("Sending SMSG_SPELL_GO id=%u",m_spellInfo->Id);
2632
2633	Unit * target;
2634	if(!m_targets.getUnitTarget())
2635	target = m_caster;
2636	else
2637	target = m_targets.getUnitTarget();
2638
2639	uint16 castFlags = CAST_FLAG_UNKNOWN3;
2640	if(IsRangedSpell())
2641	castFlags \|= CAST_FLAG_AMMO;
2642
2643	WorldPacket data(SMSG_SPELL_GO, 50); // guess size
2644	if(m_CastItem)
2645	data.append(m_CastItem->GetPackGUID());
2646	else
2647	data.append(m_caster->GetPackGUID());
2648
2649	data.append(m_caster->GetPackGUID());
2650	data << uint32(m_spellInfo->Id);
2651	data << uint16(castFlags);
2652	data << uint32(getMSTime()); // timestamp
2653
2654	WriteSpellGoTargets(&data);
2655
2656	m_targets.write(&data);
2657
2658	if( castFlags & CAST_FLAG_AMMO )
2659	WriteAmmoToPacket(&data);
2660
2661	m_caster->SendMessageToSet(&data, true);
2662	}
2663
2664	void Spell::WriteAmmoToPacket( WorldPacket * data )
2665	{
2666	uint32 ammoInventoryType = 0;
2667	uint32 ammoDisplayID = 0;
2668
2669	if (m_caster->GetTypeId() == TYPEID_PLAYER)
2670	{
2671	Item pItem = ((Player)m_caster)->GetWeaponForAttack( RANGED_ATTACK );
2672	if(pItem)
2673	{
2674	ammoInventoryType = pItem->GetProto()->InventoryType;
2675	if( ammoInventoryType == INVTYPE_THROWN )
2676	ammoDisplayID = pItem->GetProto()->DisplayInfoID;
2677	else
2678	{
2679	uint32 ammoID = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID);
2680	if(ammoID)
2681	{
2682	ItemPrototype const *pProto = objmgr.GetItemPrototype( ammoID );
2683	if(pProto)
2684	{
2685	ammoDisplayID = pProto->DisplayInfoID;
2686	ammoInventoryType = pProto->InventoryType;
2687	}
2688	}
2689	else if(m_caster->GetDummyAura(46699)) // Requires No Ammo
2690	{
2691	ammoDisplayID = 5996; // normal arrow
2692	ammoInventoryType = INVTYPE_AMMO;
2693	}
2694	}
2695	}
2696	}
2697	// TODO: implement selection ammo data based at ranged weapon stored in equipmodel/equipinfo/equipslot fields
2698
2699	*data << uint32(ammoDisplayID);
2700	*data << uint32(ammoInventoryType);
2701	}
2702
2703	void Spell::WriteSpellGoTargets( WorldPacket * data )
2704	{
2705	*data << (uint8)m_countOfHit;
2706	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2707	if ((*ihit).missCondition == SPELL_MISS_NONE) // Add only hits
2708	*data << uint64(ihit->targetGUID);
2709
2710	for(std::list<GOTargetInfo>::iterator ighit= m_UniqueGOTargetInfo.begin();ighit != m_UniqueGOTargetInfo.end();++ighit)
2711	*data << uint64(ighit->targetGUID); // Always hits
2712
2713	*data << (uint8)m_countOfMiss;
2714	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2715	{
2716	if( ihit->missCondition != SPELL_MISS_NONE ) // Add only miss
2717	{
2718	*data << uint64(ihit->targetGUID);
2719	*data << uint8(ihit->missCondition);
2720	if( ihit->missCondition == SPELL_MISS_REFLECT )
2721	*data << uint8(ihit->reflectResult);
2722	}
2723	}
2724	}
2725
2726	void Spell::SendLogExecute()
2727	{
2728	Unit *target = m_targets.getUnitTarget() ? m_targets.getUnitTarget() : m_caster;
2729
2730	WorldPacket data(SMSG_SPELLLOGEXECUTE, (8+4+4+4+4+8));
2731
2732	if(m_caster->GetTypeId() == TYPEID_PLAYER)
2733	data.append(m_caster->GetPackGUID());
2734	else
2735	data.append(target->GetPackGUID());
2736
2737	data << uint32(m_spellInfo->Id);
2738	uint32 count1 = 1;
2739	data << uint32(count1); // count1 (effect count?)
2740	for(uint32 i = 0; i < count1; ++i)
2741	{
2742	data << uint32(m_spellInfo->Effect[0]); // spell effect?
2743	uint32 count2 = 1;
2744	data << uint32(count2); // count2 (target count?)
2745	for(uint32 j = 0; j < count2; ++j)
2746	{
2747	switch(m_spellInfo->Effect[0])
2748	{
2749	case SPELL_EFFECT_POWER_DRAIN:
2750	if(Unit *unit = m_targets.getUnitTarget())
2751	data.append(unit->GetPackGUID());
2752	else
2753	data << uint8(0);
2754	data << uint32(0);
2755	data << uint32(0);
2756	data << float(0);
2757	break;
2758	case SPELL_EFFECT_ADD_EXTRA_ATTACKS:
2759	if(Unit *unit = m_targets.getUnitTarget())
2760	data.append(unit->GetPackGUID());
2761	else
2762	data << uint8(0);
2763	data << uint32(0); // count?
2764	break;
2765	case SPELL_EFFECT_INTERRUPT_CAST:
2766	if(Unit *unit = m_targets.getUnitTarget())
2767	data.append(unit->GetPackGUID());
2768	else
2769	data << uint8(0);
2770	data << uint32(0); // spellid
2771	break;
2772	case SPELL_EFFECT_DURABILITY_DAMAGE:
2773	if(Unit *unit = m_targets.getUnitTarget())
2774	data.append(unit->GetPackGUID());
2775	else
2776	data << uint8(0);
2777	data << uint32(0);
2778	data << uint32(0);
2779	break;
2780	case SPELL_EFFECT_OPEN_LOCK:
2781	case SPELL_EFFECT_OPEN_LOCK_ITEM:
2782	if(Item *item = m_targets.getItemTarget())
2783	data.append(item->GetPackGUID());
2784	else
2785	data << uint8(0);
2786	break;
2787	case SPELL_EFFECT_CREATE_ITEM:
2788	data << uint32(m_spellInfo->EffectItemType[0]);
2789	break;
2790	case SPELL_EFFECT_SUMMON:
2791	case SPELL_EFFECT_SUMMON_WILD:
2792	case SPELL_EFFECT_SUMMON_GUARDIAN:
2793	case SPELL_EFFECT_TRANS_DOOR:
2794	case SPELL_EFFECT_SUMMON_PET:
2795	case SPELL_EFFECT_SUMMON_POSSESSED:
2796	case SPELL_EFFECT_SUMMON_TOTEM:
2797	case SPELL_EFFECT_SUMMON_OBJECT_WILD:
2798	case SPELL_EFFECT_CREATE_HOUSE:
2799	case SPELL_EFFECT_DUEL:
2800	case SPELL_EFFECT_SUMMON_TOTEM_SLOT1:
2801	case SPELL_EFFECT_SUMMON_TOTEM_SLOT2:
2802	case SPELL_EFFECT_SUMMON_TOTEM_SLOT3:
2803	case SPELL_EFFECT_SUMMON_TOTEM_SLOT4:
2804	case SPELL_EFFECT_SUMMON_PHANTASM:
2805	case SPELL_EFFECT_SUMMON_CRITTER:
2806	case SPELL_EFFECT_SUMMON_OBJECT_SLOT1:
2807	case SPELL_EFFECT_SUMMON_OBJECT_SLOT2:
2808	case SPELL_EFFECT_SUMMON_OBJECT_SLOT3:
2809	case SPELL_EFFECT_SUMMON_OBJECT_SLOT4:
2810	case SPELL_EFFECT_SUMMON_DEMON:
2811	case SPELL_EFFECT_150:
2812	if(Unit *unit = m_targets.getUnitTarget())
2813	data.append(unit->GetPackGUID());
2814	else if(m_targets.getItemTargetGUID())
2815	data.appendPackGUID(m_targets.getItemTargetGUID());
2816	else if(GameObject *go = m_targets.getGOTarget())
2817	data.append(go->GetPackGUID());
2818	else
2819	data << uint8(0); // guid
2820	break;
2821	case SPELL_EFFECT_FEED_PET:
2822	data << uint32(m_targets.getItemTargetEntry());
2823	break;
2824	case SPELL_EFFECT_DISMISS_PET:
2825	if(Unit *unit = m_targets.getUnitTarget())
2826	data.append(unit->GetPackGUID());
2827	else
2828	data << uint8(0);
2829	break;
2830	default:
2831	return;
2832	}
2833	}
2834	}
2835
2836	m_caster->SendMessageToSet(&data, true);
2837	}
2838
2839	void Spell::SendInterrupted(uint8 result)
2840	{
2841	WorldPacket data(SMSG_SPELL_FAILURE, (8+4+1));
2842	data.append(m_caster->GetPackGUID());
2843	data << m_spellInfo->Id;
2844	data << result;
2845	m_caster->SendMessageToSet(&data, true);
2846
2847	data.Initialize(SMSG_SPELL_FAILED_OTHER, (8+4));
2848	data.append(m_caster->GetPackGUID());
2849	data << m_spellInfo->Id;
2850	m_caster->SendMessageToSet(&data, true);
2851	}
2852
2853	void Spell::SendChannelUpdate(uint32 time)
2854	{
2855	if(time == 0)
2856	{
2857	m_caster->SetUInt64Value(UNIT_FIELD_CHANNEL_OBJECT,0);
2858	m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL,0);
2859	}
2860
2861	if (m_caster->GetTypeId() != TYPEID_PLAYER)
2862	return;
2863
2864	WorldPacket data( MSG_CHANNEL_UPDATE, 8+4 );
2865	data.append(m_caster->GetPackGUID());
2866	data << time;
2867
2868	((Player*)m_caster)->GetSession()->SendPacket( &data );
2869	}
2870
2871	void Spell::SendChannelStart(uint32 duration)
2872	{
2873	WorldObject* target = NULL;
2874
2875	// select first not rsusted target from target list for _0_ effect
2876	if(!m_UniqueTargetInfo.empty())
2877	{
2878	for(std::list<TargetInfo>::iterator itr= m_UniqueTargetInfo.begin();itr != m_UniqueTargetInfo.end();++itr)
2879	{
2880	if( (itr->effectMask & (1<<0)) && itr->reflectResult==SPELL_MISS_NONE && itr->targetGUID != m_caster->GetGUID())
2881	{
2882	target = ObjectAccessor::GetUnit(*m_caster, itr->targetGUID);
2883	break;
2884	}
2885	}
2886	}
2887	else if(!m_UniqueGOTargetInfo.empty())
2888	{
2889	for(std::list<GOTargetInfo>::iterator itr= m_UniqueGOTargetInfo.begin();itr != m_UniqueGOTargetInfo.end();++itr)
2890	{
2891	if(itr->effectMask & (1<<0) )
2892	{
2893	target = ObjectAccessor::GetGameObject(*m_caster, itr->targetGUID);
2894	break;
2895	}
2896	}
2897	}
2898
2899	if (m_caster->GetTypeId() == TYPEID_PLAYER)
2900	{
2901	WorldPacket data( MSG_CHANNEL_START, (8+4+4) );
2902	data.append(m_caster->GetPackGUID());
2903	data << m_spellInfo->Id;
2904	data << duration;
2905
2906	((Player*)m_caster)->GetSession()->SendPacket( &data );
2907	}
2908
2909	m_timer = duration;
2910	if(target)
2911	m_caster->SetUInt64Value(UNIT_FIELD_CHANNEL_OBJECT, target->GetGUID());
2912	m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL, m_spellInfo->Id);
2913	}
2914
2915	void Spell::SendResurrectRequest(Player* target)
2916	{
2917	WorldPacket data(SMSG_RESURRECT_REQUEST, (8+4+2+4));
2918	data << m_caster->GetGUID();
2919	data << uint32(1) << uint16(0) << uint32(1);
2920
2921	target->GetSession()->SendPacket(&data);
2922	}
2923
2924	void Spell::SendPlaySpellVisual(uint32 SpellID)
2925	{
2926	if (m_caster->GetTypeId() != TYPEID_PLAYER)
2927	return;
2928
2929	WorldPacket data(SMSG_PLAY_SPELL_VISUAL, 12);
2930	data << m_caster->GetGUID();
2931	data << SpellID;
2932	((Player*)m_caster)->GetSession()->SendPacket(&data);
2933	}
2934
2935	void Spell::TakeCastItem()
2936	{
2937	if(!m_CastItem \|\| m_caster->GetTypeId() != TYPEID_PLAYER)
2938	return;
2939
2940	// not remove cast item at triggered spell (equipping, weapon damage, etc)
2941	if(m_IsTriggeredSpell)
2942	return;
2943
2944	ItemPrototype const *proto = m_CastItem->GetProto();
2945
2946	if(!proto)
2947	{
2948	// This code is to avoid a crash
2949	// I'm not sure, if this is really an error, but I guess every item needs a prototype
2950	sLog.outError("Cast item has no item prototype highId=%d, lowId=%d",m_CastItem->GetGUIDHigh(), m_CastItem->GetGUIDLow());
2951	return;
2952	}
2953
2954	bool expendable = false;
2955	bool withoutCharges = false;
2956
2957	for (int i = 0; i<5; i++)
2958	{
2959	if (proto->Spells[i].SpellId)
2960	{
2961	// item has limited charges
2962	if (proto->Spells[i].SpellCharges)
2963	{
2964	if (proto->Spells[i].SpellCharges < 0)
2965	expendable = true;
2966
2967	int32 charges = m_CastItem->GetSpellCharges(i);
2968
2969	// item has charges left
2970	if (charges)
2971	{
2972	(charges > 0) ? --charges : ++charges; // abs(charges) less at 1 after use
2973	if (proto->Stackable < 2)
2974	m_CastItem->SetSpellCharges(i, charges);
2975	m_CastItem->SetState(ITEM_CHANGED, (Player*)m_caster);
2976	}
2977
2978	// all charges used
2979	withoutCharges = (charges == 0);
2980	}
2981	}
2982	}
2983
2984	if (expendable && withoutCharges)
2985	{
2986	uint32 count = 1;
2987	((Player*)m_caster)->DestroyItemCount(m_CastItem, count, true);
2988
2989	// prevent crash at access to deleted m_targets.getItemTarget
2990	if(m_CastItem==m_targets.getItemTarget())
2991	m_targets.setItemTarget(NULL);
2992
2993	m_CastItem = NULL;
2994	}
2995	}
2996
2997	void Spell::TakePower()
2998	{
2999	if(m_CastItem \|\| m_triggeredByAuraSpell)
3000	return;
3001
3002	// health as power used
3003	if(m_spellInfo->powerType == POWER_HEALTH)
3004	{
3005	m_caster->ModifyHealth( -(int32)m_powerCost );
3006	return;
3007	}
3008
3009	if(m_spellInfo->powerType >= MAX_POWERS)
3010	{
3011	sLog.outError("Spell::TakePower: Unknown power type '%d'", m_spellInfo->powerType);
3012	return;
3013	}
3014
3015	Powers powerType = Powers(m_spellInfo->powerType);
3016
3017	m_caster->ModifyPower(powerType, -(int32)m_powerCost);
3018
3019	// Set the five second timer
3020	if (powerType == POWER_MANA && m_powerCost > 0)
3021	m_caster->SetLastManaUse(getMSTime());
3022	}
3023
3024	void Spell::TakeReagents()
3025	{
3026	if(m_IsTriggeredSpell) // reagents used in triggered spell removed by original spell or don't must be removed.
3027	return;
3028
3029	if (m_caster->GetTypeId() != TYPEID_PLAYER)
3030	return;
3031
3032	if (m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP &&
3033	m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PREPARATION))
3034	return;
3035
3036	Player* p_caster = (Player*)m_caster;
3037
3038	for(uint32 x=0;x<8;x++)
3039	{
3040	if(m_spellInfo->Reagent[x] <= 0)
3041	continue;
3042
3043	uint32 itemid = m_spellInfo->Reagent[x];
3044	uint32 itemcount = m_spellInfo->ReagentCount[x];
3045
3046	// if CastItem is also spell reagent
3047	if (m_CastItem)
3048	{
3049	ItemPrototype const *proto = m_CastItem->GetProto();
3050	if( proto && proto->ItemId == itemid )
3051	{
3052	for(int s=0;s<5;s++)
3053	{
3054	// CastItem will be used up and does not count as reagent
3055	int32 charges = m_CastItem->GetSpellCharges(s);
3056	if (proto->Spells[s].SpellCharges < 0 && abs(charges) < 2)
3057	{
3058	++itemcount;
3059	break;
3060	}
3061	}
3062
3063	m_CastItem = NULL;
3064	}
3065	}
3066
3067	// if getItemTarget is also spell reagent
3068	if (m_targets.getItemTargetEntry()==itemid)
3069	m_targets.setItemTarget(NULL);
3070
3071	p_caster->DestroyItemCount(itemid, itemcount, true);
3072	}
3073	}
3074
3075	void Spell::HandleThreatSpells(uint32 spellId)
3076	{
3077	if(!m_targets.getUnitTarget() \|\| !spellId)
3078	return;
3079
3080	if(!m_targets.getUnitTarget()->CanHaveThreatList())
3081	return;
3082
3083	SpellThreatEntry const *threatSpell = sSpellThreatStore.LookupEntry<SpellThreatEntry>(spellId);
3084	if(!threatSpell)
3085	return;
3086
3087	m_targets.getUnitTarget()->AddThreat(m_caster, float(threatSpell->threat));
3088
3089	DEBUG_LOG("Spell %u, rank %u, added an additional %i threat", spellId, spellmgr.GetSpellRank(spellId), threatSpell->threat);
3090	}
3091
3092	void Spell::HandleEffects(Unit pUnitTarget,Item pItemTarget,GameObject *pGOTarget,uint32 i, float DamageMultiplier)
3093	{
3094	unitTarget = pUnitTarget;
3095	itemTarget = pItemTarget;
3096	gameObjTarget = pGOTarget;
3097
3098	uint8 eff = m_spellInfo->Effect[i];
3099	uint32 mechanic = m_spellInfo->EffectMechanic[i];
3100
3101	damage = int32(CalculateDamage((uint8)i,unitTarget)*DamageMultiplier);
3102
3103	sLog.outDebug( "Spell: Effect : %u", eff);
3104
3105	//Simply return. Do not display "immune" in red text on client
3106	if(unitTarget && unitTarget->IsImmunedToSpellEffect(eff, mechanic))
3107	return;
3108
3109	if(eff<TOTAL_SPELL_EFFECTS)
3110	{
3111	//sLog.outDebug( "WORLD: Spell FX %d < TOTAL_SPELL_EFFECTS ", eff);
3112	(this.SpellEffects[eff])(i);
3113	}
3114	/*
3115	else
3116	{
3117	sLog.outDebug( "WORLD: Spell FX %d > TOTAL_SPELL_EFFECTS ", eff);
3118	if (m_CastItem)
3119	EffectEnchantItemTmp(i);
3120	else
3121	{
3122	sLog.outError("SPELL: unknown effect %u spell id %u\n",
3123	eff, m_spellInfo->Id);
3124	}
3125	}
3126	*/
3127	}
3128
3129	void Spell::TriggerSpell()
3130	{
3131	for(TriggerSpells::iterator si=m_TriggerSpells.begin(); si!=m_TriggerSpells.end(); ++si)
3132	{
3133	Spell* spell = new Spell(m_caster, (*si), true, m_originalCasterGUID, this->m_selfContainer);
3134	spell->prepare(&m_targets); // use original spell original targets
3135	}
3136	}
3137
3138	uint8 Spell::CanCast(bool strict)
3139	{
3140	// check cooldowns to prevent cheating
3141	if(m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
3142	{
3143	if(m_triggeredByAuraSpell)
3144	return SPELL_FAILED_DONT_REPORT;
3145	else
3146	return SPELL_FAILED_NOT_READY;
3147	}
3148
3149	// only allow triggered spells if at an ended battleground
3150	if( !m_IsTriggeredSpell && m_caster->GetTypeId() == TYPEID_PLAYER)
3151	if(BattleGround * bg = ((Player*)m_caster)->GetBattleGround())
3152	if(bg->GetStatus() == STATUS_WAIT_LEAVE)
3153	return SPELL_FAILED_DONT_REPORT;
3154
3155	// only check at first call, Stealth auras are already removed at second call
3156	// for now, ignore triggered spells
3157	if( strict && !m_IsTriggeredSpell)
3158	{
3159	// Cannot be used in this stance/form
3160	if(uint8 shapeError = GetErrorAtShapeshiftedCast(m_spellInfo, m_caster->m_form))
3161	return shapeError;
3162
3163	if ((m_spellInfo->Attributes & SPELL_ATTR_ONLY_STEALTHED) && !(m_caster->HasStealthAura()))
3164	return SPELL_FAILED_ONLY_STEALTHED;
3165	}
3166
3167	// caster state requirements
3168	if(m_spellInfo->CasterAuraState && !m_caster->HasAuraState(AuraState(m_spellInfo->CasterAuraState)))
3169	return SPELL_FAILED_CASTER_AURASTATE;
3170	if(m_spellInfo->CasterAuraStateNot && m_caster->HasAuraState(AuraState(m_spellInfo->CasterAuraStateNot)))
3171	return SPELL_FAILED_CASTER_AURASTATE;
3172
3173	// cancel autorepeat spells if cast start when moving
3174	// (not wand currently autorepeat cast delayed to moving stop anyway in spell update code)
3175	if( m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->isMoving() )
3176	{
3177	// skip stuck spell to allow use it in falling case and apply spell limitations at movement
3178	if( (!m_caster->HasUnitMovementFlag(MOVEMENTFLAG_FALLING) \|\| m_spellInfo->Effect[0] != SPELL_EFFECT_STUCK) &&
3179	(IsAutoRepeat() \|\| (m_spellInfo->AuraInterruptFlags & AURA_INTERRUPT_FLAG_NOT_SEATED) != 0) )
3180	return SPELL_FAILED_MOVING;
3181	}
3182
3183	Unit *target = m_targets.getUnitTarget();
3184
3185	if(target)
3186	{
3187	// target state requirements (not allowed state), apply to self also
3188	if(m_spellInfo->TargetAuraStateNot && target->HasAuraState(AuraState(m_spellInfo->TargetAuraStateNot)))
3189	return SPELL_FAILED_TARGET_AURASTATE;
3190
3191
3192	if(target != m_caster)
3193	{
3194	// target state requirements (apply to non-self only), to allow cast affects to self like Dirty Deeds
3195	if(m_spellInfo->TargetAuraState && !target->HasAuraState(AuraState(m_spellInfo->TargetAuraState)))
3196	return SPELL_FAILED_TARGET_AURASTATE;
3197
3198	// Not allow casting on flying player
3199	if (target->isInFlight())
3200	return SPELL_FAILED_BAD_TARGETS;
3201
3202	if(VMAP::VMapFactory::checkSpellForLoS(m_spellInfo->Id) && !m_caster->IsWithinLOSInMap(target))
3203	return SPELL_FAILED_LINE_OF_SIGHT;
3204
3205	// auto selection spell rank implemented in WorldSession::HandleCastSpellOpcode
3206	// this case can be triggered if rank not found (too low-level target for first rank)
3207	if(m_caster->GetTypeId() == TYPEID_PLAYER && !IsPassiveSpell(m_spellInfo->Id) && !m_CastItem)
3208	{
3209	for(int i=0;i<3;i++)
3210	{
3211	if(IsPositiveEffect(m_spellInfo->Id, i) && m_spellInfo->Effect[i] == SPELL_EFFECT_APPLY_AURA)
3212	if(target->getLevel() + 10 < m_spellInfo->spellLevel)
3213	return SPELL_FAILED_LOWLEVEL;
3214	}
3215	}
3216	}
3217
3218	// check pet presents
3219	for(int j=0;j<3;j++)
3220	{
3221	if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_PET)
3222	{
3223	target = m_caster->GetPet();
3224	if(!target)
3225	{
3226	if(m_triggeredByAuraSpell) // not report pet not existence for triggered spells
3227	return SPELL_FAILED_DONT_REPORT;
3228	else
3229	return SPELL_FAILED_NO_PET;
3230	}
3231	break;
3232	}
3233	}
3234
3235	//check creature type
3236	//ignore self casts (including area casts when caster selected as target)
3237	if(target != m_caster)
3238	{
3239	if(!CheckTargetCreatureType(target))
3240	{
3241	if(target->GetTypeId()==TYPEID_PLAYER)
3242	return SPELL_FAILED_TARGET_IS_PLAYER;
3243	else
3244	return SPELL_FAILED_BAD_TARGETS;
3245	}
3246	}
3247
3248	// TODO: this check can be applied and for player to prevent cheating when IsPositiveSpell will return always correct result.
3249	// check target for pet/charmed casts (not self targeted), self targeted cast used for area effects and etc
3250	if(m_caster != target && m_caster->GetTypeId()==TYPEID_UNIT && m_caster->GetCharmerOrOwnerGUID())
3251	{
3252	// check correctness positive/negative cast target (pet cast real check and cheating check)
3253	if(IsPositiveSpell(m_spellInfo->Id))
3254	{
3255	if(m_caster->IsHostileTo(target))
3256	return SPELL_FAILED_BAD_TARGETS;
3257	}
3258	else
3259	{
3260	if(m_caster->IsFriendlyTo(target))
3261	return SPELL_FAILED_BAD_TARGETS;
3262	}
3263	}
3264
3265	if(IsPositiveSpell(m_spellInfo->Id))
3266	{
3267	if(target->IsImmunedToSpell(m_spellInfo,false))
3268	return SPELL_FAILED_TARGET_AURASTATE;
3269	}
3270
3271	//Must be behind the target.
3272	if( m_spellInfo->AttributesEx2 == 0x100000 && (m_spellInfo->AttributesEx & 0x200) == 0x200 && target->HasInArc(M_PI, m_caster) )
3273	{
3274	SendInterrupted(2);
3275	return SPELL_FAILED_NOT_BEHIND;
3276	}
3277
3278	//Target must be facing you.
3279	if((m_spellInfo->Attributes == 0x150010) && !target->HasInArc(M_PI, m_caster) )
3280	{
3281	SendInterrupted(2);
3282	return SPELL_FAILED_NOT_INFRONT;
3283	}
3284
3285	// check if target is in combat
3286	if (target != m_caster && (m_spellInfo->AttributesEx & SPELL_ATTR_EX_NOT_IN_COMBAT_TARGET) && target->isInCombat())
3287	{
3288	return SPELL_FAILED_TARGET_AFFECTING_COMBAT;
3289	}
3290	}
3291	// Spell casted only on battleground
3292	if((m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_BATTLEGROUND) && m_caster->GetTypeId()==TYPEID_PLAYER)
3293	if(!((Player*)m_caster)->InBattleGround())
3294	return SPELL_FAILED_ONLY_BATTLEGROUNDS;
3295
3296	// do not allow spells to be cast in arenas
3297	// - with greater than 15 min CD without SPELL_ATTR_EX4_USABLE_IN_ARENA flag
3298	// - with SPELL_ATTR_EX4_NOT_USABLE_IN_ARENA flag
3299	if( (m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_NOT_USABLE_IN_ARENA) \|\|
3300	GetSpellRecoveryTime(m_spellInfo) > 15 * MINUTE * 1000 && !(m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_USABLE_IN_ARENA) )
3301	if(MapEntry const* mapEntry = sMapStore.LookupEntry(m_caster->GetMapId()))
3302	if(mapEntry->IsBattleArena())
3303	return SPELL_FAILED_NOT_IN_ARENA;
3304
3305	// zone check
3306	if(!IsSpellAllowedInLocation(m_spellInfo,m_caster->GetMapId(),m_caster->GetZoneId(),m_caster->GetAreaId()))
3307	return SPELL_FAILED_REQUIRES_AREA;
3308
3309	// not let players cast spells at mount (and let do it to creatures)
3310	if( m_caster->IsMounted() && m_caster->GetTypeId()==TYPEID_PLAYER && !m_IsTriggeredSpell &&
3311	!IsPassiveSpell(m_spellInfo->Id) && !(m_spellInfo->Attributes & SPELL_ATTR_CASTABLE_WHILE_MOUNTED) )
3312	{
3313	if(m_caster->isInFlight())
3314	return SPELL_FAILED_NOT_FLYING;
3315	else
3316	return SPELL_FAILED_NOT_MOUNTED;
3317	}
3318
3319	// always (except passive spells) check items (focus object can be required for any type casts)
3320	if(!IsPassiveSpell(m_spellInfo->Id))
3321	if(uint8 castResult = CheckItems())
3322	return castResult;
3323
3324	//ImpliciteTargetA-B = 38, If fact there is 0 Spell with ImpliciteTargetB=38
3325	if(m_UniqueTargetInfo.empty()) // skip second canCast apply (for delayed spells for example)
3326	{
3327	for(uint8 j = 0; j < 3; j++)
3328	{
3329	if( m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT \|\|
3330	m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT && m_spellInfo->EffectImplicitTargetA[j] != TARGET_SELF \|\|
3331	m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES \|\|
3332	m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
3333	{
3334	bool okDoo = false;
3335
3336	SpellScriptTarget::const_iterator lower = spellmgr.GetBeginSpellScriptTarget(m_spellInfo->Id);
3337	SpellScriptTarget::const_iterator upper = spellmgr.GetEndSpellScriptTarget(m_spellInfo->Id);
3338	if(lower==upper)
3339	sLog.outErrorDb("Spell (ID: %u) has effect EffectImplicitTargetA/EffectImplicitTargetB = TARGET_SCRIPT or TARGET_SCRIPT_COORDINATES, but does not have record in `spell_script_target`",m_spellInfo->Id);
3340
3341	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
3342	float range = GetSpellMaxRange(srange);
3343
3344	Creature* creatureScriptTarget = NULL;
3345	GameObject* goScriptTarget = NULL;
3346
3347	for(SpellScriptTarget::const_iterator i_spellST = lower; i_spellST != upper; ++i_spellST)
3348	{
3349	switch(i_spellST->second.type)
3350	{
3351	case SPELL_TARGET_TYPE_GAMEOBJECT:
3352	{
3353	GameObject* p_GameObject = NULL;
3354
3355	if(i_spellST->second.targetEntry)
3356	{
3357	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
3358	Cell cell(p);
3359	cell.data.Part.reserved = ALL_DISTRICT;
3360
3361	MaNGOS::NearestGameObjectEntryInObjectRangeCheck go_check(*m_caster,i_spellST->second.targetEntry,range);
3362	MaNGOS::GameObjectLastSearcher<MaNGOS::NearestGameObjectEntryInObjectRangeCheck> checker(p_GameObject,go_check);
3363
3364	TypeContainerVisitor<MaNGOS::GameObjectLastSearcher<MaNGOS::NearestGameObjectEntryInObjectRangeCheck>, GridTypeMapContainer > object_checker(checker);
3365	CellLock<GridReadGuard> cell_lock(cell, p);
3366	cell_lock->Visit(cell_lock, object_checker, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
3367
3368	if(p_GameObject)
3369	{
3370	// remember found target and range, next attempt will find more near target with another entry
3371	creatureScriptTarget = NULL;
3372	goScriptTarget = p_GameObject;
3373	range = go_check.GetLastRange();
3374	}
3375	}
3376	else if( focusObject ) //Focus Object
3377	{
3378	float frange = m_caster->GetDistance(focusObject);
3379	if(range >= frange)
3380	{
3381	creatureScriptTarget = NULL;
3382	goScriptTarget = focusObject;
3383	range = frange;
3384	}
3385	}
3386	break;
3387	}
3388	case SPELL_TARGET_TYPE_CREATURE:
3389	case SPELL_TARGET_TYPE_DEAD:
3390	default:
3391	{
3392	Creature *p_Creature = NULL;
3393
3394	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
3395	Cell cell(p);
3396	cell.data.Part.reserved = ALL_DISTRICT;
3397	cell.SetNoCreate(); // Really don't know what is that???
3398
3399	MaNGOS::NearestCreatureEntryWithLiveStateInObjectRangeCheck u_check(*m_caster,i_spellST->second.targetEntry,i_spellST->second.type!=SPELL_TARGET_TYPE_DEAD,range);
3400	MaNGOS::CreatureLastSearcher<MaNGOS::NearestCreatureEntryWithLiveStateInObjectRangeCheck> searcher(p_Creature, u_check);
3401
3402	TypeContainerVisitor<MaNGOS::CreatureLastSearcher<MaNGOS::NearestCreatureEntryWithLiveStateInObjectRangeCheck>, GridTypeMapContainer > grid_creature_searcher(searcher);
3403
3404	CellLock<GridReadGuard> cell_lock(cell, p);
3405	cell_lock->Visit(cell_lock, grid_creature_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
3406
3407	if(p_Creature )
3408	{
3409	creatureScriptTarget = p_Creature;
3410	goScriptTarget = NULL;
3411	range = u_check.GetLastRange();
3412	}
3413	break;
3414	}
3415	}
3416	}
3417
3418	if(creatureScriptTarget)
3419	{
3420	// store coordinates for TARGET_SCRIPT_COORDINATES
3421	if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES \|\|
3422	m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
3423	{
3424	m_targets.setDestination(creatureScriptTarget->GetPositionX(),creatureScriptTarget->GetPositionY(),creatureScriptTarget->GetPositionZ());
3425
3426	if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES && m_spellInfo->EffectImplicitTargetB[j] == 0 && m_spellInfo->Effect[j]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
3427	AddUnitTarget(creatureScriptTarget, j);
3428	}
3429	// store explicit target for TARGET_SCRIPT
3430	else
3431	AddUnitTarget(creatureScriptTarget, j);
3432	}
3433	else if(goScriptTarget)
3434	{
3435	// store coordinates for TARGET_SCRIPT_COORDINATES
3436	if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES \|\|
3437	m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
3438	{
3439	m_targets.setDestination(goScriptTarget->GetPositionX(),goScriptTarget->GetPositionY(),goScriptTarget->GetPositionZ());
3440
3441	if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES && m_spellInfo->EffectImplicitTargetB[j] == 0 && m_spellInfo->Effect[j]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
3442	AddGOTarget(goScriptTarget, j);
3443	}
3444	// store explicit target for TARGET_SCRIPT
3445	else
3446	AddGOTarget(goScriptTarget, j);
3447	}
3448	//Missing DB Entry or targets for this spellEffect.
3449	else
3450	{
3451	// not report target not existence for triggered spells
3452	if(m_triggeredByAuraSpell \|\| m_IsTriggeredSpell)
3453	return SPELL_FAILED_DONT_REPORT;
3454	else
3455	return SPELL_FAILED_BAD_TARGETS;
3456	}
3457	}
3458	}
3459	}
3460
3461	if(uint8 castResult = CheckRange(strict))
3462	return castResult;
3463
3464	{
3465	if(uint8 castResult = CheckPower())
3466	return castResult;
3467	}
3468
3469	if(!m_triggeredByAuraSpell) // triggered spell not affected by stun/etc
3470	if(uint8 castResult = CheckCasterAuras())
3471	return castResult;
3472
3473	for (int i = 0; i < 3; i++)
3474	{
3475	// for effects of spells that have only one target
3476	switch(m_spellInfo->Effect[i])
3477	{
3478	case SPELL_EFFECT_DUMMY:
3479	{
3480	if(m_spellInfo->SpellIconID == 1648) // Execute
3481	{
3482	if(!m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetHealth() > m_targets.getUnitTarget()->GetMaxHealth()*0.2)
3483	return SPELL_FAILED_BAD_TARGETS;
3484	}
3485	else if (m_spellInfo->Id == 51582) // Rocket Boots Engaged
3486	{
3487	if(m_caster->IsInWater())
3488	return SPELL_FAILED_ONLY_ABOVEWATER;
3489	}
3490	else if(m_spellInfo->SpellIconID==156) // Holy Shock
3491	{
3492	// spell different for friends and enemies
3493	// hart version required facing
3494	if(m_targets.getUnitTarget() && !m_caster->IsFriendlyTo(m_targets.getUnitTarget()) && !m_caster->HasInArc( M_PI, target ))
3495	return SPELL_FAILED_UNIT_NOT_INFRONT;
3496	}
3497	break;
3498	}
3499	case SPELL_EFFECT_SCHOOL_DAMAGE:
3500	{
3501	// Hammer of Wrath
3502	if(m_spellInfo->SpellVisual == 7250)
3503	{
3504	if (!m_targets.getUnitTarget())
3505	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
3506
3507	if(m_targets.getUnitTarget()->GetHealth() > m_targets.getUnitTarget()->GetMaxHealth()*0.2)
3508	return SPELL_FAILED_BAD_TARGETS;
3509	}
3510	break;
3511	}
3512	case SPELL_EFFECT_TAMECREATURE:
3513	{
3514	if (!m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetTypeId() == TYPEID_PLAYER)
3515	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
3516
3517	if (m_targets.getUnitTarget()->getLevel() > m_caster->getLevel())
3518	return SPELL_FAILED_HIGHLEVEL;
3519
3520	CreatureInfo const cinfo = ((Creature)m_targets.getUnitTarget())->GetCreatureInfo();
3521	if( cinfo->type != CREATURE_TYPE_BEAST )
3522	return SPELL_FAILED_BAD_TARGETS;
3523
3524	// use SMSG_PET_TAME_FAILURE?
3525	if( !(cinfo->flag1 & 1) \|\| !(cinfo->family) )
3526	return SPELL_FAILED_BAD_TARGETS;
3527
3528	if(m_caster->GetPetGUID())
3529	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3530
3531	if(m_caster->GetCharmGUID())
3532	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3533
3534	break;
3535	}
3536	case SPELL_EFFECT_LEARN_SPELL:
3537	{
3538	if(m_spellInfo->EffectImplicitTargetA[i] != TARGET_PET)
3539	break;
3540
3541	Pet* pet = m_caster->GetPet();
3542
3543	if(!pet)
3544	return SPELL_FAILED_NO_PET;
3545
3546	SpellEntry const *learn_spellproto = sSpellStore.LookupEntry(m_spellInfo->EffectTriggerSpell[i]);
3547
3548	if(!learn_spellproto)
3549	return SPELL_FAILED_NOT_KNOWN;
3550
3551	if(!pet->CanTakeMoreActiveSpells(learn_spellproto->Id))
3552	return SPELL_FAILED_TOO_MANY_SKILLS;
3553
3554	if(m_spellInfo->spellLevel > pet->getLevel())
3555	return SPELL_FAILED_LOWLEVEL;
3556
3557	if(!pet->HasTPForSpell(learn_spellproto->Id))
3558	return SPELL_FAILED_TRAINING_POINTS;
3559
3560	break;
3561	}
3562	case SPELL_EFFECT_LEARN_PET_SPELL:
3563	{
3564	Pet* pet = m_caster->GetPet();
3565
3566	if(!pet)
3567	return SPELL_FAILED_NO_PET;
3568
3569	SpellEntry const *learn_spellproto = sSpellStore.LookupEntry(m_spellInfo->EffectTriggerSpell[i]);
3570
3571	if(!learn_spellproto)
3572	return SPELL_FAILED_NOT_KNOWN;
3573
3574	if(!pet->CanTakeMoreActiveSpells(learn_spellproto->Id))
3575	return SPELL_FAILED_TOO_MANY_SKILLS;
3576
3577	if(m_spellInfo->spellLevel > pet->getLevel())
3578	return SPELL_FAILED_LOWLEVEL;
3579
3580	if(!pet->HasTPForSpell(learn_spellproto->Id))
3581	return SPELL_FAILED_TRAINING_POINTS;
3582
3583	break;
3584	}
3585	case SPELL_EFFECT_FEED_PET:
3586	{
3587	if (m_caster->GetTypeId() != TYPEID_PLAYER \|\| !m_targets.getItemTarget() )
3588	return SPELL_FAILED_BAD_TARGETS;
3589
3590	Pet* pet = m_caster->GetPet();
3591
3592	if(!pet)
3593	return SPELL_FAILED_NO_PET;
3594
3595	if(!pet->HaveInDiet(m_targets.getItemTarget()->GetProto()))
3596	return SPELL_FAILED_WRONG_PET_FOOD;
3597
3598	if(!pet->GetCurrentFoodBenefitLevel(m_targets.getItemTarget()->GetProto()->ItemLevel))
3599	return SPELL_FAILED_FOOD_LOWLEVEL;
3600
3601	if(m_caster->isInCombat() \|\| pet->isInCombat())
3602	return SPELL_FAILED_AFFECTING_COMBAT;
3603
3604	break;
3605	}
3606	case SPELL_EFFECT_POWER_BURN:
3607	case SPELL_EFFECT_POWER_DRAIN:
3608	{
3609	// Can be area effect, Check only for players and not check if target - caster (spell can have multiply drain/burn effects)
3610	if(m_caster->GetTypeId() == TYPEID_PLAYER)
3611	if(Unit* target = m_targets.getUnitTarget())
3612	if(target!=m_caster && target->getPowerType()!=m_spellInfo->EffectMiscValue[i])
3613	return SPELL_FAILED_BAD_TARGETS;
3614	break;
3615	}
3616	case SPELL_EFFECT_CHARGE:
3617	{
3618	if (m_caster->hasUnitState(UNIT_STAT_ROOT))
3619	return SPELL_FAILED_ROOTED;
3620
3621	break;
3622	}
3623	case SPELL_EFFECT_SKINNING:
3624	{
3625	if (m_caster->GetTypeId() != TYPEID_PLAYER \|\| !m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetTypeId() != TYPEID_UNIT)
3626	return SPELL_FAILED_BAD_TARGETS;
3627
3628	if( !(m_targets.getUnitTarget()->GetUInt32Value(UNIT_FIELD_FLAGS) & UNIT_FLAG_SKINNABLE) )
3629	return SPELL_FAILED_TARGET_UNSKINNABLE;
3630
3631	Creature* creature = (Creature*)m_targets.getUnitTarget();
3632	if ( creature->GetCreatureType() != CREATURE_TYPE_CRITTER && ( !creature->lootForBody \|\| !creature->loot.empty() ) )
3633	{
3634	return SPELL_FAILED_TARGET_NOT_LOOTED;
3635	}
3636
3637	uint32 skill;
3638	if(creature->GetCreatureInfo()->flag1 & 256)
3639	skill = SKILL_HERBALISM; // special case
3640	else if(creature->GetCreatureInfo()->flag1 & 512)
3641	skill = SKILL_MINING; // special case
3642	else
3643	skill = SKILL_SKINNING; // normal case
3644
3645	int32 skillValue = ((Player*)m_caster)->GetSkillValue(skill);
3646	int32 TargetLevel = m_targets.getUnitTarget()->getLevel();
3647	int32 ReqValue = (skillValue < 100 ? (TargetLevel-10)10 : TargetLevel5);
3648	if (ReqValue > skillValue)
3649	return SPELL_FAILED_LOW_CASTLEVEL;
3650
3651	// chance for fail at orange skinning attempt
3652	if( (m_selfContainer && (*m_selfContainer) == this) &&
3653	skillValue < sWorld.GetConfigMaxSkillValue() &&
3654	(ReqValue < 0 ? 0 : ReqValue) > irand(skillValue-25, skillValue+37) )
3655	return SPELL_FAILED_TRY_AGAIN;
3656
3657	break;
3658	}
3659	case SPELL_EFFECT_OPEN_LOCK_ITEM:
3660	case SPELL_EFFECT_OPEN_LOCK:
3661	{
3662	if( m_spellInfo->EffectImplicitTargetA[i] != TARGET_GAMEOBJECT &&
3663	m_spellInfo->EffectImplicitTargetA[i] != TARGET_GAMEOBJECT_ITEM )
3664	break;
3665
3666	if( m_caster->GetTypeId() != TYPEID_PLAYER // only players can open locks, gather etc.
3667	// we need a go target in case of TARGET_GAMEOBJECT
3668	\|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT && !m_targets.getGOTarget()
3669	// we need a go target, or an openable item target in case of TARGET_GAMEOBJECT_ITEM
3670	\|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT_ITEM && !m_targets.getGOTarget() &&
3671	(!m_targets.getItemTarget() \|\| !m_targets.getItemTarget()->GetProto()->LockID \|\| m_targets.getItemTarget()->GetOwner() != m_caster ) )
3672	return SPELL_FAILED_BAD_TARGETS;
3673
3674	// get the lock entry
3675	LockEntry const *lockInfo = NULL;
3676	if (GameObject* go=m_targets.getGOTarget())
3677	lockInfo = sLockStore.LookupEntry(go->GetLockId());
3678	else if(Item* itm=m_targets.getItemTarget())
3679	lockInfo = sLockStore.LookupEntry(itm->GetProto()->LockID);
3680
3681	// check lock compatibility
3682	if (lockInfo)
3683	{
3684	// check for lock - key pair (checked by client also, just prevent cheating
3685	bool ok_key = false;
3686	for(int it = 0; it < 5; ++it)
3687	{
3688	switch(lockInfo->keytype[it])
3689	{
3690	case LOCK_KEY_NONE:
3691	break;
3692	case LOCK_KEY_ITEM:
3693	{
3694	if(lockInfo->key[it])
3695	{
3696	if(m_CastItem && m_CastItem->GetEntry()==lockInfo->key[it])
3697	ok_key =true;
3698	break;
3699	}
3700	}
3701	case LOCK_KEY_SKILL:
3702	{
3703	if(uint32(m_spellInfo->EffectMiscValue[i])!=lockInfo->key[it])
3704	break;
3705
3706	switch(lockInfo->key[it])
3707	{
3708	case LOCKTYPE_HERBALISM:
3709	if(((Player*)m_caster)->HasSkill(SKILL_HERBALISM))
3710	ok_key =true;
3711	break;
3712	case LOCKTYPE_MINING:
3713	if(((Player*)m_caster)->HasSkill(SKILL_MINING))
3714	ok_key =true;
3715	break;
3716	default:
3717	ok_key =true;
3718	break;
3719	}
3720	}
3721	}
3722	if(ok_key)
3723	break;
3724	}
3725
3726	if(!ok_key)
3727	return SPELL_FAILED_BAD_TARGETS;
3728	}
3729
3730	// chance for fail at orange mining/herb/LockPicking gathering attempt
3731	if (!m_selfContainer \|\| ((*m_selfContainer) != this))
3732	break;
3733
3734	// get the skill value of the player
3735	int32 SkillValue = 0;
3736	bool canFailAtMax = true;
3737	if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_HERBALISM)
3738	{
3739	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_HERBALISM);
3740	canFailAtMax = false;
3741	}
3742	else if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_MINING)
3743	{
3744	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_MINING);
3745	canFailAtMax = false;
3746	}
3747	else if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_PICKLOCK)
3748	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_LOCKPICKING);
3749
3750	// castitem check: rogue using skeleton keys. the skill values should not be added in this case.
3751	if(m_CastItem)
3752	SkillValue = 0;
3753
3754	// add the damage modifier from the spell casted (cheat lock / skeleton key etc.) (use m_currentBasePoints, CalculateDamage returns wrong value)
3755	SkillValue += m_currentBasePoints[i]+1;
3756
3757	// get the required lock value
3758	int32 ReqValue=0;
3759	if (lockInfo)
3760	{
3761	// check for lock - key pair
3762	bool ok = false;
3763	for(int it = 0; it < 5; ++it)
3764	{
3765	if(lockInfo->keytype[it]==LOCK_KEY_ITEM && lockInfo->key[it] && m_CastItem && m_CastItem->GetEntry()==lockInfo->key[it])
3766	{
3767	// if so, we're good to go
3768	ok = true;
3769	break;
3770	}
3771	}
3772	if(ok)
3773	break;
3774
3775	if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_PICKLOCK)
3776	ReqValue = lockInfo->requiredlockskill;
3777	else
3778	ReqValue = lockInfo->requiredminingskill;
3779	}
3780
3781	// skill doesn't meet the required value
3782	if (ReqValue > SkillValue)
3783	return SPELL_FAILED_LOW_CASTLEVEL;
3784
3785	// chance for failure in orange gather / lockpick (gathering skill can't fail at maxskill)
3786	if((canFailAtMax \|\| SkillValue < sWorld.GetConfigMaxSkillValue()) && ReqValue > irand(SkillValue-25, SkillValue+37))
3787	return SPELL_FAILED_TRY_AGAIN;
3788
3789	break;
3790	}
3791	case SPELL_EFFECT_SUMMON_DEAD_PET:
3792	{
3793	Creature *pet = m_caster->GetPet();
3794	if(!pet)
3795	return SPELL_FAILED_NO_PET;
3796
3797	if(pet->isAlive())
3798	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3799
3800	break;
3801	}
3802	// This is generic summon effect now and don't make this check for summon types similar
3803	// SPELL_EFFECT_SUMMON_CRITTER, SPELL_EFFECT_SUMMON_WILD or SPELL_EFFECT_SUMMON_GUARDIAN.
3804	// These won't show up in m_caster->GetPetGUID()
3805	case SPELL_EFFECT_SUMMON:
3806	{
3807	switch(m_spellInfo->EffectMiscValueB[i])
3808	{
3809	case SUMMON_TYPE_POSESSED:
3810	case SUMMON_TYPE_POSESSED2:
3811	case SUMMON_TYPE_DEMON:
3812	case SUMMON_TYPE_SUMMON:
3813	{
3814	if(m_caster->GetPetGUID())
3815	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3816
3817	if(m_caster->GetCharmGUID())
3818	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3819	break;
3820	}
3821	}
3822	break;
3823	}
3824	// Don't make this check for SPELL_EFFECT_SUMMON_CRITTER, SPELL_EFFECT_SUMMON_WILD or SPELL_EFFECT_SUMMON_GUARDIAN.
3825	// These won't show up in m_caster->GetPetGUID()
3826	case SPELL_EFFECT_SUMMON_POSSESSED:
3827	case SPELL_EFFECT_SUMMON_PHANTASM:
3828	case SPELL_EFFECT_SUMMON_DEMON:
3829	{
3830	if(m_caster->GetPetGUID())
3831	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3832
3833	if(m_caster->GetCharmGUID())
3834	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3835
3836	break;
3837	}
3838	case SPELL_EFFECT_SUMMON_PET:
3839	{
3840	if(m_caster->GetPetGUID()) //let warlock do a replacement summon
3841	{
3842
3843	Pet* pet = ((Player*)m_caster)->GetPet();
3844
3845	if (m_caster->GetTypeId()==TYPEID_PLAYER && m_caster->getClass()==CLASS_WARLOCK)
3846	{
3847	if (strict) //starting cast, trigger pet stun (cast by pet so it doesn't attack player)
3848	pet->CastSpell(pet, 32752, true, NULL, NULL, pet->GetGUID());
3849	}
3850	else
3851	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3852	}
3853
3854	if(m_caster->GetCharmGUID())
3855	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3856
3857	break;
3858	}
3859	case SPELL_EFFECT_SUMMON_PLAYER:
3860	{
3861	if(m_caster->GetTypeId()!=TYPEID_PLAYER)
3862	return SPELL_FAILED_BAD_TARGETS;
3863	if(!((Player*)m_caster)->GetSelection())
3864	return SPELL_FAILED_BAD_TARGETS;
3865
3866	Player* target = objmgr.GetPlayer(((Player*)m_caster)->GetSelection());
3867	if( !target \|\| ((Player)m_caster)==target \|\| !target->IsInSameRaidWith((Player)m_caster) )
3868	return SPELL_FAILED_BAD_TARGETS;
3869
3870	// check if our map is dungeon
3871	if( sMapStore.LookupEntry(m_caster->GetMapId())->IsDungeon() )
3872	{
3873	InstanceTemplate const* instance = ObjectMgr::GetInstanceTemplate(m_caster->GetMapId());
3874	if(!instance)
3875	return SPELL_FAILED_TARGET_NOT_IN_INSTANCE;
3876	if ( instance->levelMin > target->getLevel() )
3877	return SPELL_FAILED_LOWLEVEL;
3878	if ( instance->levelMax && instance->levelMax < target->getLevel() )
3879	return SPELL_FAILED_HIGHLEVEL;
3880	}
3881	break;
3882	}
3883	case SPELL_EFFECT_LEAP:
3884	case SPELL_EFFECT_TELEPORT_UNITS_FACE_CASTER:
3885	{
3886	float dis = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
3887	float fx = m_caster->GetPositionX() + dis * cos(m_caster->GetOrientation());
3888	float fy = m_caster->GetPositionY() + dis * sin(m_caster->GetOrientation());
3889	// teleport a bit above terrain level to avoid falling below it
3890	float fz = MapManager::Instance().GetBaseMap(m_caster->GetMapId())->GetHeight(fx,fy,m_caster->GetPositionZ(),true);
3891	if(fz <= INVALID_HEIGHT) // note: this also will prevent use effect in instances without vmaps height enabled
3892	return SPELL_FAILED_TRY_AGAIN;
3893
3894	float caster_pos_z = m_caster->GetPositionZ();
3895	// Control the caster to not climb or drop when +-fz > 8
3896	if(!(fz<=caster_pos_z+8 && fz>=caster_pos_z-8))
3897	return SPELL_FAILED_TRY_AGAIN;
3898
3899	// not allow use this effect at battleground until battleground start
3900	if(m_caster->GetTypeId()==TYPEID_PLAYER)
3901	if(BattleGround const bg = ((Player)m_caster)->GetBattleGround())
3902	if(bg->GetStatus() != STATUS_IN_PROGRESS)
3903	return SPELL_FAILED_TRY_AGAIN;
3904	break;
3905	}
3906	case SPELL_EFFECT_STEAL_BENEFICIAL_BUFF:
3907	{
3908	if (m_targets.getUnitTarget()==m_caster)
3909	return SPELL_FAILED_BAD_TARGETS;
3910	break;
3911	}
3912	default:break;
3913	}
3914	}
3915
3916	for (int i = 0; i < 3; i++)
3917	{
3918	switch(m_spellInfo->EffectApplyAuraName[i])
3919	{
3920	case SPELL_AURA_MOD_POSSESS:
3921	case SPELL_AURA_MOD_CHARM:
3922	{
3923	if(m_caster->GetPetGUID())
3924	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3925
3926	if(m_caster->GetCharmGUID())
3927	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3928
3929	if(m_caster->GetCharmerGUID())
3930	return SPELL_FAILED_CHARMED;
3931
3932	if(!m_targets.getUnitTarget())
3933	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
3934
3935	if(m_targets.getUnitTarget()->GetCharmerGUID())
3936	return SPELL_FAILED_CHARMED;
3937
3938	if(int32(m_targets.getUnitTarget()->getLevel()) > CalculateDamage(i,m_targets.getUnitTarget()))
3939	return SPELL_FAILED_HIGHLEVEL;
3940	};break;
3941	case SPELL_AURA_MOUNTED:
3942	{
3943	if (m_caster->IsInWater())
3944	return SPELL_FAILED_ONLY_ABOVEWATER;
3945
3946	if (m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->GetTransport())
3947	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
3948
3949	// Ignore map check if spell have AreaId. AreaId already checked and this prevent special mount spells
3950	if (m_caster->GetTypeId()==TYPEID_PLAYER && !sMapStore.LookupEntry(m_caster->GetMapId())->IsMountAllowed() && !m_IsTriggeredSpell && !m_spellInfo->AreaId)
3951	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
3952
3953	if (m_caster->GetAreaId()==35)
3954	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
3955
3956	ShapeshiftForm form = m_caster->m_form;
3957	if( form == FORM_CAT \|\| form == FORM_TREE \|\| form == FORM_TRAVEL \|\|
3958	form == FORM_AQUA \|\| form == FORM_BEAR \|\| form == FORM_DIREBEAR \|\|
3959	form == FORM_CREATUREBEAR \|\| form == FORM_GHOSTWOLF \|\| form == FORM_FLIGHT \|\|
3960	form == FORM_FLIGHT_EPIC \|\| form == FORM_MOONKIN )
3961	return SPELL_FAILED_NOT_SHAPESHIFT;
3962
3963	break;
3964	}
3965	case SPELL_AURA_RANGED_ATTACK_POWER_ATTACKER_BONUS:
3966	{
3967	if(!m_targets.getUnitTarget())
3968	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
3969
3970	// can be casted at non-friendly unit or own pet/charm
3971	if(m_caster->IsFriendlyTo(m_targets.getUnitTarget()))
3972	return SPELL_FAILED_TARGET_FRIENDLY;
3973	};break;
3974	case SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED:
3975	case SPELL_AURA_FLY:
3976	{
3977	// not allow cast fly spells at old maps by players (all spells is self target)
3978	if(m_caster->GetTypeId()==TYPEID_PLAYER)
3979	{
3980	if( !((Player*)m_caster)->isGameMaster() &&
3981	GetVirtualMapForMapAndZone(m_caster->GetMapId(),m_caster->GetZoneId()) != 530)
3982	return SPELL_FAILED_NOT_HERE;
3983	}
3984	};break;
3985	case SPELL_AURA_PERIODIC_MANA_LEECH:
3986	{
3987	if (!m_targets.getUnitTarget())
3988	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
3989
3990	if (m_caster->GetTypeId()!=TYPEID_PLAYER \|\| m_CastItem)
3991	break;
3992
3993	if(m_targets.getUnitTarget()->getPowerType()!=POWER_MANA)
3994	return SPELL_FAILED_BAD_TARGETS;
3995	break;
3996	}
3997	default:break;
3998	}
3999	}
4000
4001	// all ok
4002	return 0;
4003	}
4004
4005	int16 Spell::PetCanCast(Unit* target)
4006	{
4007	if(!m_caster->isAlive())
4008	return SPELL_FAILED_CASTER_DEAD;
4009
4010	if(m_caster->IsNonMeleeSpellCasted(false)) //prevent spellcast interuption by another spellcast
4011	return SPELL_FAILED_SPELL_IN_PROGRESS;
4012	if(m_caster->isInCombat() && IsNonCombatSpell(m_spellInfo))
4013	return SPELL_FAILED_AFFECTING_COMBAT;
4014
4015	if(m_caster->GetTypeId()==TYPEID_UNIT && (((Creature*)m_caster)->isPet() \|\| m_caster->isCharmed()))
4016	{
4017	//dead owner (pets still alive when owners ressed?)
4018	if(m_caster->GetCharmerOrOwner() && !m_caster->GetCharmerOrOwner()->isAlive())
4019	return SPELL_FAILED_CASTER_DEAD;
4020
4021	if(!target && m_targets.getUnitTarget())
4022	target = m_targets.getUnitTarget();
4023
4024	bool need = false;
4025	for(uint32 i = 0;i<3;i++)
4026	{
4027	if(m_spellInfo->EffectImplicitTargetA[i] == TARGET_CHAIN_DAMAGE \|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_SINGLE_FRIEND \|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_DUELVSPLAYER \|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_SINGLE_PARTY \|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_CURRENT_ENEMY_COORDINATES)
4028	{
4029	need = true;
4030	if(!target)
4031	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4032	break;
4033	}
4034	}
4035	if(need)
4036	m_targets.setUnitTarget(target);
4037
4038	Unit* _target = m_targets.getUnitTarget();
4039
4040	if(_target) //for target dead/target not valid
4041	{
4042	if(!_target->isAlive())
4043	return SPELL_FAILED_BAD_TARGETS;
4044
4045	if(IsPositiveSpell(m_spellInfo->Id))
4046	{
4047	if(m_caster->IsHostileTo(_target))
4048	return SPELL_FAILED_BAD_TARGETS;
4049	}
4050	else
4051	{
4052	bool duelvsplayertar = false;
4053	for(int j=0;j<3;j++)
4054	{
4055	//TARGET_DUELVSPLAYER is positive AND negative
4056	duelvsplayertar \|= (m_spellInfo->EffectImplicitTargetA[j] == TARGET_DUELVSPLAYER);
4057	}
4058	if(m_caster->IsFriendlyTo(target) && !duelvsplayertar)
4059	{
4060	return SPELL_FAILED_BAD_TARGETS;
4061	}
4062	}
4063	}
4064	//cooldown
4065	if(((Creature*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
4066	return SPELL_FAILED_NOT_READY;
4067	}
4068
4069	uint16 result = CanCast(true);
4070	if(result != 0)
4071	return result;
4072	else
4073	return -1; //this allows to check spell fail 0, in combat
4074	}
4075
4076	uint8 Spell::CheckCasterAuras() const
4077	{
4078	// Flag drop spells totally immuned to caster auras
4079	// FIXME: find more nice check for all totally immuned spells
4080	// AttributesEx3 & 0x10000000?
4081	if(m_spellInfo->Id==23336 \|\| m_spellInfo->Id==23334 \|\| m_spellInfo->Id==34991)
4082	return 0;
4083
4084	uint8 school_immune = 0;
4085	uint32 mechanic_immune = 0;
4086	uint32 dispel_immune = 0;
4087
4088	//Check if the spell grants school or mechanic immunity.
4089	//We use bitmasks so the loop is done only once and not on every aura check below.
4090	if ( m_spellInfo->AttributesEx & SPELL_ATTR_EX_DISPEL_AURAS_ON_IMMUNITY )
4091	{
4092	for(int i = 0;i < 3; i ++)
4093	{
4094	if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_SCHOOL_IMMUNITY)
4095	school_immune \|= uint32(m_spellInfo->EffectMiscValue[i]);
4096	else if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_MECHANIC_IMMUNITY)
4097	mechanic_immune \|= 1 << uint32(m_spellInfo->EffectMiscValue[i]);
4098	else if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_DISPEL_IMMUNITY)
4099	dispel_immune \|= GetDispellMask(DispelType(m_spellInfo->EffectMiscValue[i]));
4100	}
4101	//immune movement impairement and loss of control
4102	if(m_spellInfo->Id==(uint32)42292)
4103	mechanic_immune = IMMUNE_TO_MOVEMENT_IMPAIRMENT_AND_LOSS_CONTROL_MASK;
4104	}
4105
4106	//Check whether the cast should be prevented by any state you might have.
4107	uint8 prevented_reason = 0;
4108	// Have to check if there is a stun aura. Otherwise will have problems with ghost aura apply while logging out
4109	if(!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED) && m_caster->HasAuraType(SPELL_AURA_MOD_STUN))
4110	prevented_reason = SPELL_FAILED_STUNNED;
4111	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_CONFUSED) && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
4112	prevented_reason = SPELL_FAILED_CONFUSED;
4113	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_FLEEING) && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
4114	prevented_reason = SPELL_FAILED_FLEEING;
4115	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_SILENCED) && m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_SILENCE)
4116	prevented_reason = SPELL_FAILED_SILENCED;
4117	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PACIFIED) && m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_PACIFY)
4118	prevented_reason = SPELL_FAILED_PACIFIED;
4119
4120	// Attr must make flag drop spell totally immuned from all effects
4121	if(prevented_reason)
4122	{
4123	if(school_immune \|\| mechanic_immune \|\| dispel_immune)
4124	{
4125	//Checking auras is needed now, because you are prevented by some state but the spell grants immunity.
4126	Unit::AuraMap const& auras = m_caster->GetAuras();
4127	for(Unit::AuraMap::const_iterator itr = auras.begin(); itr != auras.end(); itr++)
4128	{
4129	if(itr->second)
4130	{
4131	if( GetSpellMechanicMask(itr->second->GetSpellProto(), itr->second->GetEffIndex()) & mechanic_immune )
4132	continue;
4133	if( GetSpellSchoolMask(itr->second->GetSpellProto()) & school_immune )
4134	continue;
4135	if( (1<<(itr->second->GetSpellProto()->Dispel)) & dispel_immune)
4136	continue;
4137
4138	//Make a second check for spell failed so the right SPELL_FAILED message is returned.
4139	//That is needed when your casting is prevented by multiple states and you are only immune to some of them.
4140	switch(itr->second->GetModifier()->m_auraname)
4141	{
4142	case SPELL_AURA_MOD_STUN:
4143	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED))
4144	return SPELL_FAILED_STUNNED;
4145	break;
4146	case SPELL_AURA_MOD_CONFUSE:
4147	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
4148	return SPELL_FAILED_CONFUSED;
4149	break;
4150	case SPELL_AURA_MOD_FEAR:
4151	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
4152	return SPELL_FAILED_FLEEING;
4153	break;
4154	case SPELL_AURA_MOD_SILENCE:
4155	case SPELL_AURA_MOD_PACIFY:
4156	case SPELL_AURA_MOD_PACIFY_SILENCE:
4157	if( m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_PACIFY)
4158	return SPELL_FAILED_PACIFIED;
4159	else if ( m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_SILENCE)
4160	return SPELL_FAILED_SILENCED;
4161	break;
4162	}
4163	}
4164	}
4165	}
4166	//You are prevented from casting and the spell casted does not grant immunity. Return a failed error.
4167	else
4168	return prevented_reason;
4169	}
4170	return 0; // all ok
4171	}
4172
4173	bool Spell::CanAutoCast(Unit* target)
4174	{
4175	uint64 targetguid = target->GetGUID();
4176
4177	for(uint32 j = 0;j<3;j++)
4178	{
4179	if(m_spellInfo->Effect[j] == SPELL_EFFECT_APPLY_AURA)
4180	{
4181	if( m_spellInfo->StackAmount <= 1)
4182	{
4183	if( target->HasAura(m_spellInfo->Id, j) )
4184	return false;
4185	}
4186	else
4187	{
4188	if( target->GetAuras().count(Unit::spellEffectPair(m_spellInfo->Id, j)) >= m_spellInfo->StackAmount)
4189	return false;
4190	}
4191	}
4192	else if ( IsAreaAuraEffect( m_spellInfo->Effect[j] ))
4193	{
4194	if( target->HasAura(m_spellInfo->Id, j) )
4195	return false;
4196	}
4197	}
4198
4199	int16 result = PetCanCast(target);
4200
4201	if(result == -1 \|\| result == SPELL_FAILED_UNIT_NOT_INFRONT)
4202	{
4203	FillTargetMap();
4204	//check if among target units, our WANTED target is as well (->only self cast spells return false)
4205	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
4206	if( ihit->targetGUID == targetguid )
4207	return true;
4208	}
4209	return false; //target invalid
4210	}
4211
4212	uint8 Spell::CheckRange(bool strict)
4213	{
4214	float range_mod;
4215
4216	// self cast doesn't need range checking -- also for Starshards fix
4217	if (m_spellInfo->rangeIndex == 1) return 0;
4218
4219	if (strict) //add radius of caster
4220	range_mod = 1.25;
4221	else //add radius of caster and ~5 yds "give"
4222	range_mod = 6.25;
4223
4224	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
4225	float max_range = GetSpellMaxRange(srange) + range_mod;
4226	float min_range = GetSpellMinRange(srange);
4227
4228	if(Player* modOwner = m_caster->GetSpellModOwner())
4229	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RANGE, max_range, this);
4230
4231	Unit *target = m_targets.getUnitTarget();
4232
4233	if(target && target != m_caster)
4234	{
4235	// distance from target center in checks
4236	float dist = m_caster->GetDistance(target->GetPositionX(),target->GetPositionY(),target->GetPositionZ());
4237	if(dist > max_range)
4238	return SPELL_FAILED_OUT_OF_RANGE; //0x5A;
4239	if(dist < min_range)
4240	return SPELL_FAILED_TOO_CLOSE;
4241	if( m_caster->GetTypeId() == TYPEID_PLAYER &&
4242	(m_spellInfo->FacingCasterFlags & SPELL_FACING_FLAG_INFRONT) && !m_caster->HasInArc( M_PI, target ) )
4243	return SPELL_FAILED_UNIT_NOT_INFRONT;
4244	}
4245
4246	if(m_targets.m_targetMask == TARGET_FLAG_DEST_LOCATION && m_targets.m_destX != 0 && m_targets.m_destY != 0 && m_targets.m_destZ != 0)
4247	{
4248	float dist = m_caster->GetDistance(m_targets.m_destX, m_targets.m_destY, m_targets.m_destZ);
4249	if(dist > max_range)
4250	return SPELL_FAILED_OUT_OF_RANGE;
4251	if(dist < min_range)
4252	return SPELL_FAILED_TOO_CLOSE;
4253	}
4254
4255	return 0; // ok
4256	}
4257
4258	int32 Spell::CalculatePowerCost()
4259	{
4260	// item cast not used power
4261	if(m_CastItem)
4262	return 0;
4263
4264	// Spell drain all exist power on cast (Only paladin lay of Hands)
4265	if (m_spellInfo->AttributesEx & SPELL_ATTR_EX_DRAIN_ALL_POWER)
4266	{
4267	// If power type - health drain all
4268	if (m_spellInfo->powerType == POWER_HEALTH)
4269	return m_caster->GetHealth();
4270	// Else drain all power
4271	if (m_spellInfo->powerType < MAX_POWERS)
4272	return m_caster->GetPower(Powers(m_spellInfo->powerType));
4273	sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", m_spellInfo->powerType, m_spellInfo->Id);
4274	return 0;
4275	}
4276
4277	// Base powerCost
4278	int32 powerCost = m_spellInfo->manaCost;
4279	// PCT cost from total amount
4280	if (m_spellInfo->ManaCostPercentage)
4281	{
4282	switch (m_spellInfo->powerType)
4283	{
4284	// health as power used
4285	case POWER_HEALTH:
4286	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetCreateHealth() / 100;
4287	break;
4288	case POWER_MANA:
4289	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetCreateMana() / 100;
4290	break;
4291	case POWER_RAGE:
4292	case POWER_FOCUS:
4293	case POWER_ENERGY:
4294	case POWER_HAPPINESS:
4295	// case POWER_RUNES:
4296	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetMaxPower(Powers(m_spellInfo->powerType)) / 100;
4297	break;
4298	default:
4299	sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", m_spellInfo->powerType, m_spellInfo->Id);
4300	return 0;
4301	}
4302	}
4303	SpellSchools school = GetFirstSchoolInMask(m_spellSchoolMask);
4304	// Flat mod from caster auras by spell school
4305	powerCost += m_caster->GetInt32Value(UNIT_FIELD_POWER_COST_MODIFIER + school);
4306	// Shiv - costs 20 + weaponSpeed*10 energy (apply only to non-triggered spell with energy cost)
4307	if ( m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_SPELL_VS_EXTEND_COST )
4308	powerCost += m_caster->GetAttackTime(OFF_ATTACK)/100;
4309	// Apply cost mod by spell
4310	if(Player* modOwner = m_caster->GetSpellModOwner())
4311	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COST, powerCost, this);
4312
4313	if(m_spellInfo->Attributes & SPELL_ATTR_LEVEL_DAMAGE_CALCULATION)
4314	powerCost = int32(powerCost/ (1.117f* m_spellInfo->spellLevel / m_caster->getLevel() -0.1327f));
4315
4316	// PCT mod from user auras by school
4317	powerCost = int32(powerCost * (1.0f+m_caster->GetFloatValue(UNIT_FIELD_POWER_COST_MULTIPLIER+school)));
4318	if (powerCost < 0)
4319	powerCost = 0;
4320	return powerCost;
4321	}
4322
4323	uint8 Spell::CheckPower()
4324	{
4325	// item cast not used power
4326	if(m_CastItem)
4327	return 0;
4328
4329	// health as power used - need check health amount
4330	if(m_spellInfo->powerType == POWER_HEALTH)
4331	{
4332	if(m_caster->GetHealth() <= m_powerCost)
4333	return SPELL_FAILED_CASTER_AURASTATE;
4334	return 0;
4335	}
4336	// Check valid power type
4337	if( m_spellInfo->powerType >= MAX_POWERS )
4338	{
4339	sLog.outError("Spell::CheckMana: Unknown power type '%d'", m_spellInfo->powerType);
4340	return SPELL_FAILED_UNKNOWN;
4341	}
4342	// Check power amount
4343	Powers powerType = Powers(m_spellInfo->powerType);
4344	if(m_caster->GetPower(powerType) < m_powerCost)
4345	return SPELL_FAILED_NO_POWER;
4346	else
4347	return 0;
4348	}
4349
4350	uint8 Spell::CheckItems()
4351	{
4352	if (m_caster->GetTypeId() != TYPEID_PLAYER)
4353	return 0;
4354
4355	uint32 itemid, itemcount;
4356	Player* p_caster = (Player*)m_caster;
4357
4358	if(m_CastItem)
4359	{
4360	itemid = m_CastItem->GetEntry();
4361	if( !p_caster->HasItemCount(itemid,1) )
4362	return SPELL_FAILED_ITEM_NOT_READY;
4363	else
4364	{
4365	ItemPrototype const *proto = m_CastItem->GetProto();
4366	if(!proto)
4367	return SPELL_FAILED_ITEM_NOT_READY;
4368
4369	for (int i = 0; i<5; i++)
4370	{
4371	if (proto->Spells[i].SpellCharges)
4372	{
4373	if(m_CastItem->GetSpellCharges(i)==0)
4374	return SPELL_FAILED_NO_CHARGES_REMAIN;
4375	}
4376	}
4377
4378	uint32 ItemClass = proto->Class;
4379	if (ItemClass == ITEM_CLASS_CONSUMABLE && m_targets.getUnitTarget())
4380	{
4381	for (int i = 0; i < 3; i++)
4382	{
4383	// skip check, pet not required like checks, and for TARGET_PET m_targets.getUnitTarget() is not the real target but the caster
4384	if (m_spellInfo->EffectImplicitTargetA[i] == TARGET_PET)
4385	continue;
4386
4387	if (m_spellInfo->Effect[i] == SPELL_EFFECT_HEAL)
4388	if (m_targets.getUnitTarget()->GetHealth() == m_targets.getUnitTarget()->GetMaxHealth())
4389	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_HEALTH;
4390
4391	// Mana Potion, Rage Potion, Thistle Tea(Rogue), ...
4392	if (m_spellInfo->Effect[i] == SPELL_EFFECT_ENERGIZE)
4393	{
4394	if(m_spellInfo->EffectMiscValue[i] < 0 \|\| m_spellInfo->EffectMiscValue[i] >= MAX_POWERS)
4395	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_POWER;
4396
4397	Powers power = Powers(m_spellInfo->EffectMiscValue[i]);
4398
4399	if (m_targets.getUnitTarget()->GetPower(power) == m_targets.getUnitTarget()->GetMaxPower(power))
4400	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_POWER;
4401	}
4402	}
4403	}
4404	}
4405	}
4406
4407	if(m_targets.getItemTargetGUID())
4408	{
4409	if(m_caster->GetTypeId() != TYPEID_PLAYER)
4410	return SPELL_FAILED_BAD_TARGETS;
4411
4412	if(!m_targets.getItemTarget())
4413	return SPELL_FAILED_ITEM_GONE;
4414
4415	if(!m_targets.getItemTarget()->IsFitToSpellRequirements(m_spellInfo))
4416	return SPELL_FAILED_EQUIPPED_ITEM_CLASS;
4417	}
4418	// if not item target then required item must be equipped
4419	else
4420	{
4421	if(m_caster->GetTypeId() == TYPEID_PLAYER && !((Player*)m_caster)->HasItemFitToSpellReqirements(m_spellInfo))
4422	return SPELL_FAILED_EQUIPPED_ITEM_CLASS;
4423	}
4424
4425	if(m_spellInfo->RequiresSpellFocus)
4426	{
4427	CellPair p(MaNGOS::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
4428	Cell cell(p);
4429	cell.data.Part.reserved = ALL_DISTRICT;
4430
4431	GameObject* ok = NULL;
4432	MaNGOS::GameObjectFocusCheck go_check(m_caster,m_spellInfo->RequiresSpellFocus);
4433	MaNGOS::GameObjectSearcher<MaNGOS::GameObjectFocusCheck> checker(ok,go_check);
4434
4435	TypeContainerVisitor<MaNGOS::GameObjectSearcher<MaNGOS::GameObjectFocusCheck>, GridTypeMapContainer > object_checker(checker);
4436	CellLock<GridReadGuard> cell_lock(cell, p);
4437	cell_lock->Visit(cell_lock, object_checker, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
4438
4439	if(!ok)
4440	return (uint8)SPELL_FAILED_REQUIRES_SPELL_FOCUS;
4441
4442	focusObject = ok; // game object found in range
4443	}
4444
4445	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP &&
4446	m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PREPARATION)))
4447	{
4448	for(uint32 i=0;i<8;i++)
4449	{
4450	if(m_spellInfo->Reagent[i] <= 0)
4451	continue;
4452
4453	itemid = m_spellInfo->Reagent[i];
4454	itemcount = m_spellInfo->ReagentCount[i];
4455
4456	// if CastItem is also spell reagent
4457	if( m_CastItem && m_CastItem->GetEntry() == itemid )
4458	{
4459	ItemPrototype const *proto = m_CastItem->GetProto();
4460	if(!proto)
4461	return SPELL_FAILED_ITEM_NOT_READY;
4462	for(int s=0;s<5;s++)
4463	{
4464	// CastItem will be used up and does not count as reagent
4465	int32 charges = m_CastItem->GetSpellCharges(s);
4466	if (proto->Spells[s].SpellCharges < 0 && abs(charges) < 2)
4467	{
4468	++itemcount;
4469	break;
4470	}
4471	}
4472	}
4473	if( !p_caster->HasItemCount(itemid,itemcount) )
4474	return (uint8)SPELL_FAILED_ITEM_NOT_READY; //0x54
4475	}
4476	}
4477
4478	uint32 totems = 2;
4479	for(int i=0;i<2;++i)
4480	{
4481	if(m_spellInfo->Totem[i] != 0)
4482	{
4483	if( p_caster->HasItemCount(m_spellInfo->Totem[i],1) )
4484	{
4485	totems -= 1;
4486	continue;
4487	}
4488	}else
4489	totems -= 1;
4490	}
4491	if(totems != 0)
4492	return (uint8)SPELL_FAILED_TOTEMS; //0x7C
4493
4494	//Check items for TotemCategory
4495	uint32 TotemCategory = 2;
4496	for(int i=0;i<2;++i)
4497	{
4498	if(m_spellInfo->TotemCategory[i] != 0)
4499	{
4500	if( p_caster->HasItemTotemCategory(m_spellInfo->TotemCategory[i]) )
4501	{
4502	TotemCategory -= 1;
4503	continue;
4504	}
4505	}
4506	else
4507	TotemCategory -= 1;
4508	}
4509	if(TotemCategory != 0)
4510	return (uint8)SPELL_FAILED_TOTEM_CATEGORY; //0x7B
4511
4512	for(int i = 0; i < 3; i++)
4513	{
4514	switch (m_spellInfo->Effect[i])
4515	{
4516	case SPELL_EFFECT_CREATE_ITEM:
4517	{
4518	if (!m_IsTriggeredSpell && m_spellInfo->EffectItemType[i])
4519	{
4520	ItemPosCountVec dest;
4521	uint8 msg = p_caster->CanStoreNewItem(NULL_BAG, NULL_SLOT, dest, m_spellInfo->EffectItemType[i], 1 );
4522	if (msg != EQUIP_ERR_OK )
4523	{
4524	p_caster->SendEquipError( msg, NULL, NULL );
4525	return SPELL_FAILED_DONT_REPORT;
4526	}
4527	}
4528	break;
4529	}
4530	case SPELL_EFFECT_ENCHANT_ITEM:
4531	{
4532	Item* targetItem = m_targets.getItemTarget();
4533	if(!targetItem)
4534	return SPELL_FAILED_ITEM_NOT_FOUND;
4535
4536	if( targetItem->GetProto()->ItemLevel < m_spellInfo->baseLevel )
4537	return SPELL_FAILED_LOWLEVEL;
4538	// Not allow enchant in trade slot for some enchant type
4539	if( targetItem->GetOwner() != m_caster )
4540	{
4541	uint32 enchant_id = m_spellInfo->EffectMiscValue[i];
4542	SpellItemEnchantmentEntry const *pEnchant = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
4543	if(!pEnchant)
4544	return SPELL_FAILED_ERROR;
4545	if (pEnchant->slot & ENCHANTMENT_CAN_SOULBOUND)
4546	return SPELL_FAILED_NOT_TRADEABLE;
4547	}
4548	break;
4549	}
4550	case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
4551	{
4552	Item *item = m_targets.getItemTarget();
4553	if(!item)
4554	return SPELL_FAILED_ITEM_NOT_FOUND;
4555	// Not allow enchant in trade slot for some enchant type
4556	if( item->GetOwner() != m_caster )
4557	{
4558	uint32 enchant_id = m_spellInfo->EffectMiscValue[i];
4559	SpellItemEnchantmentEntry const *pEnchant = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
4560	if(!pEnchant)
4561	return SPELL_FAILED_ERROR;
4562	if (pEnchant->slot & ENCHANTMENT_CAN_SOULBOUND)
4563	return SPELL_FAILED_NOT_TRADEABLE;
4564	}
4565	break;
4566	}
4567	case SPELL_EFFECT_ENCHANT_HELD_ITEM:
4568	// check item existence in effect code (not output errors at offhand hold item effect to main hand for example
4569	break;
4570	case SPELL_EFFECT_DISENCHANT:
4571	{
4572	if(!m_targets.getItemTarget())
4573	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4574
4575	// prevent disenchanting in trade slot
4576	if( m_targets.getItemTarget()->GetOwnerGUID() != m_caster->GetGUID() )
4577	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4578
4579	ItemPrototype const* itemProto = m_targets.getItemTarget()->GetProto();
4580	if(!itemProto)
4581	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4582
4583	uint32 item_quality = itemProto->Quality;
4584	// 2.0.x addon: Check player enchanting level agains the item desenchanting requirements
4585	uint32 item_disenchantskilllevel = itemProto->RequiredDisenchantSkill;
4586	if (item_disenchantskilllevel == uint32(-1))
4587	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4588	if (item_disenchantskilllevel > p_caster->GetSkillValue(SKILL_ENCHANTING))
4589	return SPELL_FAILED_LOW_CASTLEVEL;
4590	if(item_quality > 4 \|\| item_quality < 2)
4591	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4592	if(itemProto->Class != ITEM_CLASS_WEAPON && itemProto->Class != ITEM_CLASS_ARMOR)
4593	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4594	if (!itemProto->DisenchantID)
4595	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4596	break;
4597	}
4598	case SPELL_EFFECT_PROSPECTING:
4599	{
4600	if(!m_targets.getItemTarget())
4601	return SPELL_FAILED_CANT_BE_PROSPECTED;
4602	//ensure item is a prospectable ore
4603	if(!(m_targets.getItemTarget()->GetProto()->BagFamily & BAG_FAMILY_MASK_MINING_SUPP) \|\| m_targets.getItemTarget()->GetProto()->Class != ITEM_CLASS_TRADE_GOODS)
4604	return SPELL_FAILED_CANT_BE_PROSPECTED;
4605	//prevent prospecting in trade slot
4606	if( m_targets.getItemTarget()->GetOwnerGUID() != m_caster->GetGUID() )
4607	return SPELL_FAILED_CANT_BE_PROSPECTED;
4608	//Check for enough skill in jewelcrafting
4609	uint32 item_prospectingskilllevel = m_targets.getItemTarget()->GetProto()->RequiredSkillRank;
4610	if(item_prospectingskilllevel >p_caster->GetSkillValue(SKILL_JEWELCRAFTING))
4611	return SPELL_FAILED_LOW_CASTLEVEL;
4612	//make sure the player has the required ores in inventory
4613	if(m_targets.getItemTarget()->GetCount() < 5)
4614	return SPELL_FAILED_PROSPECT_NEED_MORE;
4615
4616	if(!LootTemplates_Prospecting.HaveLootFor(m_targets.getItemTargetEntry()))
4617	return SPELL_FAILED_CANT_BE_PROSPECTED;
4618
4619	break;
4620	}
4621	case SPELL_EFFECT_WEAPON_DAMAGE:
4622	case SPELL_EFFECT_WEAPON_DAMAGE_NOSCHOOL:
4623	{
4624	if(m_caster->GetTypeId() != TYPEID_PLAYER) return SPELL_FAILED_TARGET_NOT_PLAYER;
4625	if( m_attackType != RANGED_ATTACK )
4626	break;
4627	Item pItem = ((Player)m_caster)->GetWeaponForAttack(m_attackType);
4628	if(!pItem \|\| pItem->IsBroken())
4629	return SPELL_FAILED_EQUIPPED_ITEM;
4630
4631	switch(pItem->GetProto()->SubClass)
4632	{
4633	case ITEM_SUBCLASS_WEAPON_THROWN:
4634	{
4635	uint32 ammo = pItem->GetEntry();
4636	if( !((Player*)m_caster)->HasItemCount( ammo, 1 ) )
4637	return SPELL_FAILED_NO_AMMO;
4638	}; break;
4639	case ITEM_SUBCLASS_WEAPON_GUN:
4640	case ITEM_SUBCLASS_WEAPON_BOW:
4641	case ITEM_SUBCLASS_WEAPON_CROSSBOW:
4642	{
4643	uint32 ammo = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID);
4644	if(!ammo)
4645	{
4646	// Requires No Ammo
4647	if(m_caster->GetDummyAura(46699))
4648	break; // skip other checks
4649
4650	return SPELL_FAILED_NO_AMMO;
4651	}
4652
4653	ItemPrototype const *ammoProto = objmgr.GetItemPrototype( ammo );
4654	if(!ammoProto)
4655	return SPELL_FAILED_NO_AMMO;
4656
4657	if(ammoProto->Class != ITEM_CLASS_PROJECTILE)
4658	return SPELL_FAILED_NO_AMMO;
4659
4660	// check ammo ws. weapon compatibility
4661	switch(pItem->GetProto()->SubClass)
4662	{
4663	case ITEM_SUBCLASS_WEAPON_BOW:
4664	case ITEM_SUBCLASS_WEAPON_CROSSBOW:
4665	if(ammoProto->SubClass!=ITEM_SUBCLASS_ARROW)
4666	return SPELL_FAILED_NO_AMMO;
4667	break;
4668	case ITEM_SUBCLASS_WEAPON_GUN:
4669	if(ammoProto->SubClass!=ITEM_SUBCLASS_BULLET)
4670	return SPELL_FAILED_NO_AMMO;
4671	break;
4672	default:
4673	return SPELL_FAILED_NO_AMMO;
4674	}
4675
4676	if( !((Player*)m_caster)->HasItemCount( ammo, 1 ) )
4677	return SPELL_FAILED_NO_AMMO;
4678	}; break;
4679	case ITEM_SUBCLASS_WEAPON_WAND:
4680	default:
4681	break;
4682	}
4683	break;
4684	}
4685	default:break;
4686	}
4687	}
4688
4689	return uint8(0);
4690	}
4691
4692	void Spell::Delayed()
4693	{
4694	if(!m_caster \|\| m_caster->GetTypeId() != TYPEID_PLAYER)
4695	return;
4696
4697	if (m_spellState == SPELL_STATE_DELAYED)
4698	return; // spell is active and can't be time-backed
4699
4700	// spells not loosing casting time ( slam, dynamites, bombs.. )
4701	if(!(m_spellInfo->InterruptFlags & SPELL_INTERRUPT_FLAG_DAMAGE))
4702	return;
4703
4704	//check resist chance
4705	int32 resistChance = 100; //must be initialized to 100 for percent modifiers
4706	((Player*)m_caster)->ApplySpellMod(m_spellInfo->Id,SPELLMOD_NOT_LOSE_CASTING_TIME,resistChance, this);
4707	resistChance += m_caster->GetTotalAuraModifier(SPELL_AURA_RESIST_PUSHBACK) - 100;
4708	if (roll_chance_i(resistChance))
4709	return;
4710
4711	int32 delaytime = GetNextDelayAtDamageMsTime();
4712
4713	if(int32(m_timer) + delaytime > m_casttime)
4714	{
4715	delaytime = m_casttime - m_timer;
4716	m_timer = m_casttime;
4717	}
4718	else
4719	m_timer += delaytime;
4720
4721	sLog.outDetail("Spell %u partially interrupted for (%d) ms at damage",m_spellInfo->Id,delaytime);
4722
4723	WorldPacket data(SMSG_SPELL_DELAYED, 8+4);
4724	data.append(m_caster->GetPackGUID());
4725	data << uint32(delaytime);
4726
4727	m_caster->SendMessageToSet(&data,true);
4728	}
4729
4730	void Spell::DelayedChannel()
4731	{
4732	if(!m_caster \|\| m_caster->GetTypeId() != TYPEID_PLAYER \|\| getState() != SPELL_STATE_CASTING)
4733	return;
4734
4735	//check resist chance
4736	int32 resistChance = 100; //must be initialized to 100 for percent modifiers
4737	((Player*)m_caster)->ApplySpellMod(m_spellInfo->Id,SPELLMOD_NOT_LOSE_CASTING_TIME,resistChance, this);
4738	resistChance += m_caster->GetTotalAuraModifier(SPELL_AURA_RESIST_PUSHBACK) - 100;
4739	if (roll_chance_i(resistChance))
4740	return;
4741
4742	int32 delaytime = GetNextDelayAtDamageMsTime();
4743
4744	if(int32(m_timer) < delaytime)
4745	{
4746	delaytime = m_timer;
4747	m_timer = 0;
4748	}
4749	else
4750	m_timer -= delaytime;
4751
4752	sLog.outDebug("Spell %u partially interrupted for %i ms, new duration: %u ms", m_spellInfo->Id, delaytime, m_timer);
4753
4754	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
4755	{
4756	if ((*ihit).missCondition == SPELL_MISS_NONE)
4757	{
4758	Unit* unit = m_caster->GetGUID()==ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
4759	if (unit)
4760	{
4761	for (int j=0;j<3;j++)
4762	if( ihit->effectMask & (1<<j) )
4763	unit->DelayAura(m_spellInfo->Id, j, delaytime);
4764	}
4765
4766	}
4767	}
4768
4769	for(int j = 0; j < 3; j++)
4770	{
4771	// partially interrupt persistent area auras
4772	DynamicObject* dynObj = m_caster->GetDynObject(m_spellInfo->Id, j);
4773	if(dynObj)
4774	dynObj->Delay(delaytime);
4775	}
4776
4777	SendChannelUpdate(m_timer);
4778	}
4779
4780	void Spell::UpdatePointers()
4781	{
4782	if(m_originalCasterGUID==m_caster->GetGUID())
4783	m_originalCaster = m_caster;
4784	else
4785	{
4786	m_originalCaster = ObjectAccessor::GetUnit(*m_caster,m_originalCasterGUID);
4787	if(m_originalCaster && !m_originalCaster->IsInWorld()) m_originalCaster = NULL;
4788	}
4789
4790	m_targets.Update(m_caster);
4791	}
4792
4793	bool Spell::IsAffectedBy(SpellEntry const *spellInfo, uint32 effectId)
4794	{
4795	return spellmgr.IsAffectedBySpell(m_spellInfo,spellInfo->Id,effectId,spellInfo->EffectItemType[effectId]);
4796	}
4797
4798	bool Spell::CheckTargetCreatureType(Unit* target) const
4799	{
4800	uint32 spellCreatureTargetMask = m_spellInfo->TargetCreatureType;
4801
4802	// Curse of Doom : not find another way to fix spell target check :/
4803	if(m_spellInfo->SpellFamilyName==SPELLFAMILY_WARLOCK && m_spellInfo->SpellFamilyFlags == 0x0200000000LL)
4804	{
4805	// not allow cast at player
4806	if(target->GetTypeId()==TYPEID_PLAYER)
4807	return false;
4808
4809	spellCreatureTargetMask = 0x7FF;
4810	}
4811
4812	// Dismiss Pet and Taming Lesson skipped
4813	if(m_spellInfo->Id == 2641 \|\| m_spellInfo->Id == 23356)
4814	spellCreatureTargetMask = 0;
4815
4816	if (spellCreatureTargetMask)
4817	{
4818	uint32 TargetCreatureType = target->GetCreatureTypeMask();
4819
4820	return !TargetCreatureType \|\| (spellCreatureTargetMask & TargetCreatureType);
4821	}
4822	return true;
4823	}
4824
4825	CurrentSpellTypes Spell::GetCurrentContainer()
4826	{
4827	if (IsNextMeleeSwingSpell())
4828	return(CURRENT_MELEE_SPELL);
4829	else if (IsAutoRepeat())
4830	return(CURRENT_AUTOREPEAT_SPELL);
4831	else if (IsChanneledSpell(m_spellInfo))
4832	return(CURRENT_CHANNELED_SPELL);
4833	else
4834	return(CURRENT_GENERIC_SPELL);
4835	}
4836
4837	bool Spell::CheckTarget( Unit* target, uint32 eff, bool hitPhase )
4838	{
4839	// Check targets for creature type mask and remove not appropriate (skip explicit self target case, maybe need other explicit targets)
4840	if(m_spellInfo->EffectImplicitTargetA[eff]!=TARGET_SELF )
4841	{
4842	if (!CheckTargetCreatureType(target))
4843	return false;
4844	}
4845
4846	// Check targets for not_selectable unit flag and remove
4847	// A player can cast spells on his pet (or other controlled unit) though in any state
4848	if (target != m_caster && target->GetCharmerOrOwnerGUID() != m_caster->GetGUID())
4849	{
4850	// any unattackable target skipped
4851	if (target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NON_ATTACKABLE))
4852	return false;
4853
4854	// unselectable targets skipped in all cases except TARGET_SCRIPT targeting
4855	// in case TARGET_SCRIPT target selected by server always and can't be cheated
4856	if( target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NOT_SELECTABLE) &&
4857	m_spellInfo->EffectImplicitTargetA[eff] != TARGET_SCRIPT &&
4858	m_spellInfo->EffectImplicitTargetB[eff] != TARGET_SCRIPT )
4859	return false;
4860	}
4861
4862	//Check player targets and remove if in GM mode or GM invisibility (for not self casting case)
4863	if( target != m_caster && target->GetTypeId()==TYPEID_PLAYER)
4864	{
4865	if(((Player*)target)->GetVisibility()==VISIBILITY_OFF)
4866	return false;
4867
4868	if(((Player*)target)->isGameMaster() && !IsPositiveSpell(m_spellInfo->Id))
4869	return false;
4870	}
4871
4872	//Check targets for LOS visibility (except spells without range limitations )
4873	switch(m_spellInfo->Effect[eff])
4874	{
4875	case SPELL_EFFECT_SUMMON_PLAYER: // from anywhere
4876	break;
4877	case SPELL_EFFECT_DUMMY:
4878	if(m_spellInfo->Id!=20577) // Cannibalize
4879	break;
4880	//fall through
4881	case SPELL_EFFECT_RESURRECT_NEW:
4882	// player far away, maybe his corpse near?
4883	if(target!=m_caster && !target->IsWithinLOSInMap(m_caster))
4884	{
4885	if(!m_targets.getCorpseTargetGUID())
4886	return false;
4887
4888	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
4889	if(!corpse)
4890	return false;
4891
4892	if(target->GetGUID()!=corpse->GetOwnerGUID())
4893	return false;
4894
4895	if(!corpse->IsWithinLOSInMap(m_caster))
4896	return false;
4897	}
4898
4899	// all ok by some way or another, skip normal check
4900	break;
4901	default: // normal case
4902	if(target!=m_caster && !target->IsWithinLOSInMap(m_caster))
4903	return false;
4904	break;
4905	}
4906
4907	return true;
4908	}
4909
4910	Unit* Spell::SelectMagnetTarget()
4911	{
4912	Unit* target = m_targets.getUnitTarget();
4913
4914	if(target && target->HasAuraType(SPELL_AURA_SPELL_MAGNET) && !(m_spellInfo->Attributes & 0x10))
4915	{
4916	Unit::AuraList const& magnetAuras = target->GetAurasByType(SPELL_AURA_SPELL_MAGNET);
4917	for(Unit::AuraList::const_iterator itr = magnetAuras.begin(); itr != magnetAuras.end(); ++itr)
4918	{
4919	if(Unit* magnet = (*itr)->GetCaster())
4920	{
4921	if(magnet->IsWithinLOSInMap(m_caster))
4922	{
4923	target = magnet;
4924	m_targets.setUnitTarget(target);
4925	break;
4926	}
4927	}
4928	}
4929	}
4930
4931	return target;
4932	}
4933
4934	bool Spell::IsNeedSendToClient() const
4935	{
4936	return m_spellInfo->SpellVisual!=0 \|\| IsChanneledSpell(m_spellInfo) \|\|
4937	m_spellInfo->speed > 0.0f \|\| !m_triggeredByAuraSpell && !m_IsTriggeredSpell;
4938	}
4939
4940	bool Spell::HaveTargetsForEffect( uint8 effect ) const
4941	{
4942	for(std::list<TargetInfo>::const_iterator itr= m_UniqueTargetInfo.begin();itr != m_UniqueTargetInfo.end();++itr)
4943	if(itr->effectMask & (1<<effect))
4944	return true;
4945
4946	for(std::list<GOTargetInfo>::const_iterator itr= m_UniqueGOTargetInfo.begin();itr != m_UniqueGOTargetInfo.end();++itr)
4947	if(itr->effectMask & (1<<effect))
4948	return true;
4949
4950	for(std::list<ItemTargetInfo>::const_iterator itr= m_UniqueItemInfo.begin();itr != m_UniqueItemInfo.end();++itr)
4951	if(itr->effectMask & (1<<effect))
4952	return true;
4953
4954	return false;
4955	}
4956
4957	SpellEvent::SpellEvent(Spell* spell) : BasicEvent()
4958	{
4959	m_Spell = spell;
4960	}
4961
4962	SpellEvent::~SpellEvent()
4963	{
4964	if (m_Spell->getState() != SPELL_STATE_FINISHED)
4965	m_Spell->cancel();
4966
4967	if (m_Spell->IsDeletable())
4968	{
4969	delete m_Spell;
4970	}
4971	else
4972	{
4973	sLog.outError("~SpellEvent: %s %u tried to delete non-deletable spell %u. Was not deleted, causes memory leak.",
4974	(m_Spell->GetCaster()->GetTypeId()==TYPEID_PLAYER?"Player":"Creature"), m_Spell->GetCaster()->GetGUIDLow(),m_Spell->m_spellInfo->Id);
4975	}
4976	}
4977
4978	bool SpellEvent::Execute(uint64 e_time, uint32 p_time)
4979	{
4980	// update spell if it is not finished
4981	if (m_Spell->getState() != SPELL_STATE_FINISHED)
4982	m_Spell->update(p_time);
4983
4984	// check spell state to process
4985	switch (m_Spell->getState())
4986	{
4987	case SPELL_STATE_FINISHED:
4988	{
4989	// spell was finished, check deletable state
4990	if (m_Spell->IsDeletable())
4991	{
4992	// check, if we do have unfinished triggered spells
4993
4994	return(true); // spell is deletable, finish event
4995	}
4996	// event will be re-added automatically at the end of routine)
4997	} break;
4998
4999	case SPELL_STATE_CASTING:
5000	{
5001	// this spell is in channeled state, process it on the next update
5002	// event will be re-added automatically at the end of routine)
5003	} break;
5004
5005	case SPELL_STATE_DELAYED:
5006	{
5007	// first, check, if we have just started
5008	if (m_Spell->GetDelayStart() != 0)
5009	{
5010	// no, we aren't, do the typical update
5011	// check, if we have channeled spell on our hands
5012	if (IsChanneledSpell(m_Spell->m_spellInfo))
5013	{
5014	// evented channeled spell is processed separately, casted once after delay, and not destroyed till finish
5015	// check, if we have casting anything else except this channeled spell and autorepeat
5016	if (m_Spell->GetCaster()->IsNonMeleeSpellCasted(false, true, true))
5017	{
5018	// another non-melee non-delayed spell is casted now, abort
5019	m_Spell->cancel();
5020	}
5021	else
5022	{
5023	// do the action (pass spell to channeling state)
5024	m_Spell->handle_immediate();
5025	}
5026	// event will be re-added automatically at the end of routine)
5027	}
5028	else
5029	{
5030	// run the spell handler and think about what we can do next
5031	uint64 t_offset = e_time - m_Spell->GetDelayStart();
5032	uint64 n_offset = m_Spell->handle_delayed(t_offset);
5033	if (n_offset)
5034	{
5035	// re-add us to the queue
5036	m_Spell->GetCaster()->m_Events.AddEvent(this, m_Spell->GetDelayStart() + n_offset, false);
5037	return(false); // event not complete
5038	}
5039	// event complete
5040	// finish update event will be re-added automatically at the end of routine)
5041	}
5042	}
5043	else
5044	{
5045	// delaying had just started, record the moment
5046	m_Spell->SetDelayStart(e_time);
5047	// re-plan the event for the delay moment
5048	m_Spell->GetCaster()->m_Events.AddEvent(this, e_time + m_Spell->GetDelayMoment(), false);
5049	return(false); // event not complete
5050	}
5051	} break;
5052
5053	default:
5054	{
5055	// all other states
5056	// event will be re-added automatically at the end of routine)
5057	} break;
5058	}
5059
5060	// spell processing not complete, plan event on the next update interval
5061	m_Spell->GetCaster()->m_Events.AddEvent(this, e_time + 1, false);
5062	return(false); // event not complete
5063	}
5064
5065	void SpellEvent::Abort(uint64 /e_time/)
5066	{
5067	// oops, the spell we try to do is aborted
5068	if (m_Spell->getState() != SPELL_STATE_FINISHED)
5069	m_Spell->cancel();
5070	}

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root/trunk/src/game/Spell.cpp @ 9

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