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Spell.cpp @ 291

Revision 287, 198.4 kB (checked in by yumileroy, 17 years ago)

Added more calls for searching the world object containers for spell scripted targets.

Original author: gvcoman
Date: 2008-11-22 00:49:45-05:00

Line
1	/*
2	* Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
3	*
4	* Copyright (C) 2008 Trinity <http://www.trinitycore.org/>
5	*
6	* This program is free software; you can redistribute it and/or modify
7	* it under the terms of the GNU General Public License as published by
8	* the Free Software Foundation; either version 2 of the License, or
9	* (at your option) any later version.
10	*
11	* This program is distributed in the hope that it will be useful,
12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU General Public License for more details.
15	*
16	* You should have received a copy of the GNU General Public License
17	* along with this program; if not, write to the Free Software
18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19	*/
20
21	#include "Common.h"
22	#include "Database/DatabaseEnv.h"
23	#include "WorldPacket.h"
24	#include "WorldSession.h"
25	#include "GridNotifiers.h"
26	#include "GridNotifiersImpl.h"
27	#include "Opcodes.h"
28	#include "Log.h"
29	#include "UpdateMask.h"
30	#include "World.h"
31	#include "ObjectMgr.h"
32	#include "SpellMgr.h"
33	#include "Player.h"
34	#include "Pet.h"
35	#include "Unit.h"
36	#include "Spell.h"
37	#include "DynamicObject.h"
38	#include "SpellAuras.h"
39	#include "Group.h"
40	#include "UpdateData.h"
41	#include "MapManager.h"
42	#include "ObjectAccessor.h"
43	#include "CellImpl.h"
44	#include "Policies/SingletonImp.h"
45	#include "SharedDefines.h"
46	#include "Tools.h"
47	#include "LootMgr.h"
48	#include "VMapFactory.h"
49	#include "BattleGround.h"
50	#include "Util.h"
51	#include "TemporarySummon.h"
52
53	#define SPELL_CHANNEL_UPDATE_INTERVAL 1000
54
55	extern pEffect SpellEffects[TOTAL_SPELL_EFFECTS];
56
57	bool IsQuestTameSpell(uint32 spellId)
58	{
59	SpellEntry const *spellproto = sSpellStore.LookupEntry(spellId);
60	if (!spellproto) return false;
61
62	return spellproto->Effect[0] == SPELL_EFFECT_THREAT
63	&& spellproto->Effect[1] == SPELL_EFFECT_APPLY_AURA && spellproto->EffectApplyAuraName[1] == SPELL_AURA_DUMMY;
64	}
65
66	SpellCastTargets::SpellCastTargets()
67	{
68	m_unitTarget = NULL;
69	m_itemTarget = NULL;
70	m_GOTarget = NULL;
71
72	m_unitTargetGUID = 0;
73	m_GOTargetGUID = 0;
74	m_CorpseTargetGUID = 0;
75	m_itemTargetGUID = 0;
76	m_itemTargetEntry = 0;
77
78	m_srcX = m_srcY = m_srcZ = m_destX = m_destY = m_destZ = 0;
79	m_hasDest = false;
80	m_strTarget = "";
81	m_targetMask = 0;
82	}
83
84	SpellCastTargets::~SpellCastTargets()
85	{
86	}
87
88	void SpellCastTargets::setUnitTarget(Unit *target)
89	{
90	if (!target)
91	return;
92
93	m_unitTarget = target;
94	m_unitTargetGUID = target->GetGUID();
95	m_targetMask \|= TARGET_FLAG_UNIT;
96	}
97
98	void SpellCastTargets::setDestination(float x, float y, float z, bool send, int32 mapId)
99	{
100	m_destX = x;
101	m_destY = y;
102	m_destZ = z;
103	m_hasDest = true;
104	if(send)
105	m_targetMask \|= TARGET_FLAG_DEST_LOCATION;
106	if(mapId >= 0)
107	m_mapId = mapId;
108	}
109
110	void SpellCastTargets::setDestination(Unit *target, bool send)
111	{
112	if(!target)
113	return;
114
115	m_destX = target->GetPositionX();
116	m_destY = target->GetPositionY();
117	m_destZ = target->GetPositionZ();
118	m_hasDest = true;
119	if(send)
120	m_targetMask \|= TARGET_FLAG_DEST_LOCATION;
121	}
122
123	void SpellCastTargets::setGOTarget(GameObject *target)
124	{
125	m_GOTarget = target;
126	m_GOTargetGUID = target->GetGUID();
127	// m_targetMask \|= TARGET_FLAG_OBJECT;
128	}
129
130	void SpellCastTargets::setItemTarget(Item* item)
131	{
132	if(!item)
133	return;
134
135	m_itemTarget = item;
136	m_itemTargetGUID = item->GetGUID();
137	m_itemTargetEntry = item->GetEntry();
138	m_targetMask \|= TARGET_FLAG_ITEM;
139	}
140
141	void SpellCastTargets::setCorpseTarget(Corpse* corpse)
142	{
143	m_CorpseTargetGUID = corpse->GetGUID();
144	}
145
146	void SpellCastTargets::Update(Unit* caster)
147	{
148	m_GOTarget = m_GOTargetGUID ? ObjectAccessor::GetGameObject(*caster,m_GOTargetGUID) : NULL;
149	m_unitTarget = m_unitTargetGUID ?
150	( m_unitTargetGUID==caster->GetGUID() ? caster : ObjectAccessor::GetUnit(*caster, m_unitTargetGUID) ) :
151	NULL;
152
153	m_itemTarget = NULL;
154	if(caster->GetTypeId()==TYPEID_PLAYER)
155	{
156	if(m_targetMask & TARGET_FLAG_ITEM)
157	m_itemTarget = ((Player*)caster)->GetItemByGuid(m_itemTargetGUID);
158	else
159	{
160	Player* pTrader = ((Player*)caster)->GetTrader();
161	if(pTrader && m_itemTargetGUID < TRADE_SLOT_COUNT)
162	m_itemTarget = pTrader->GetItemByPos(pTrader->GetItemPosByTradeSlot(m_itemTargetGUID));
163	}
164	if(m_itemTarget)
165	m_itemTargetEntry = m_itemTarget->GetEntry();
166	}
167	}
168
169	bool SpellCastTargets::read ( WorldPacket * data, Unit *caster )
170	{
171	if(data->rpos()+4 > data->size())
172	return false;
173
174	*data >> m_targetMask;
175
176	if(m_targetMask == TARGET_FLAG_SELF)
177	{
178	//m_destX = caster->GetPositionX();
179	//m_destY = caster->GetPositionY();
180	//m_destZ = caster->GetPositionZ();
181	//m_unitTarget = caster;
182	//m_unitTargetGUID = caster->GetGUID();
183	return true;
184	}
185	// TARGET_FLAG_UNK2 is used for non-combat pets, maybe other?
186	if( m_targetMask & (TARGET_FLAG_UNIT\|TARGET_FLAG_UNK2) )
187	if(!readGUID(*data, m_unitTargetGUID))
188	return false;
189
190	if( m_targetMask & ( TARGET_FLAG_OBJECT \| TARGET_FLAG_OBJECT_UNK ))
191	if(!readGUID(*data, m_GOTargetGUID))
192	return false;
193
194	if(( m_targetMask & ( TARGET_FLAG_ITEM \| TARGET_FLAG_TRADE_ITEM )) && caster->GetTypeId() == TYPEID_PLAYER)
195	if(!readGUID(*data, m_itemTargetGUID))
196	return false;
197
198	/*if( m_targetMask & TARGET_FLAG_SOURCE_LOCATION )
199	{
200	if(data->rpos()+4+4+4 > data->size())
201	return false;
202
203	*data >> m_srcX >> m_srcY >> m_srcZ;
204	if(!Trinity::IsValidMapCoord(m_srcX, m_srcY, m_srcZ))
205	return false;
206	}*/
207
208	if( m_targetMask & (TARGET_FLAG_SOURCE_LOCATION \| TARGET_FLAG_DEST_LOCATION) )
209	{
210	if(data->rpos()+4+4+4 > data->size())
211	return false;
212
213	*data >> m_destX >> m_destY >> m_destZ;
214	m_hasDest = true;
215	if(!Trinity::IsValidMapCoord(m_destX, m_destY, m_destZ))
216	return false;
217	}
218
219	if( m_targetMask & TARGET_FLAG_STRING )
220	{
221	if(data->rpos()+1 > data->size())
222	return false;
223
224	*data >> m_strTarget;
225	}
226
227	if( m_targetMask & (TARGET_FLAG_CORPSE \| TARGET_FLAG_PVP_CORPSE ) )
228	if(!readGUID(*data, m_CorpseTargetGUID))
229	return false;
230
231	// find real units/GOs
232	Update(caster);
233	return true;
234	}
235
236	void SpellCastTargets::write ( WorldPacket * data )
237	{
238	*data << uint32(m_targetMask);
239
240	if( m_targetMask & ( TARGET_FLAG_UNIT \| TARGET_FLAG_PVP_CORPSE \| TARGET_FLAG_OBJECT \| TARGET_FLAG_CORPSE \| TARGET_FLAG_UNK2 ) )
241	{
242	if(m_targetMask & TARGET_FLAG_UNIT)
243	{
244	if(m_unitTarget)
245	data->append(m_unitTarget->GetPackGUID());
246	else
247	*data << uint8(0);
248	}
249	else if( m_targetMask & ( TARGET_FLAG_OBJECT \| TARGET_FLAG_OBJECT_UNK ) )
250	{
251	if(m_GOTarget)
252	data->append(m_GOTarget->GetPackGUID());
253	else
254	*data << uint8(0);
255	}
256	else if( m_targetMask & ( TARGET_FLAG_CORPSE \| TARGET_FLAG_PVP_CORPSE ) )
257	data->appendPackGUID(m_CorpseTargetGUID);
258	else
259	*data << uint8(0);
260	}
261
262	if( m_targetMask & ( TARGET_FLAG_ITEM \| TARGET_FLAG_TRADE_ITEM ) )
263	{
264	if(m_itemTarget)
265	data->append(m_itemTarget->GetPackGUID());
266	else
267	*data << uint8(0);
268	}
269
270	if( m_targetMask & TARGET_FLAG_SOURCE_LOCATION )
271	*data << m_srcX << m_srcY << m_srcZ;
272
273	if( m_targetMask & TARGET_FLAG_DEST_LOCATION )
274	*data << m_destX << m_destY << m_destZ;
275
276	if( m_targetMask & TARGET_FLAG_STRING )
277	*data << m_strTarget;
278	}
279
280	Spell::Spell( Unit* Caster, SpellEntry const info, bool triggered, uint64 originalCasterGUID, Spell* triggeringContainer )
281	{
282	ASSERT( Caster != NULL && info != NULL );
283	ASSERT( info == sSpellStore.LookupEntry( info->Id ) && "`info` must be pointer to sSpellStore element");
284
285	m_spellInfo = info;
286	m_caster = Caster;
287	m_selfContainer = NULL;
288	m_triggeringContainer = triggeringContainer;
289	m_magnetPair.first = false;
290	m_magnetPair.second = NULL;
291	m_referencedFromCurrentSpell = false;
292	m_executedCurrently = false;
293	m_delayAtDamageCount = 0;
294
295	m_applyMultiplierMask = 0;
296
297	// Get data for type of attack
298	switch (m_spellInfo->DmgClass)
299	{
300	case SPELL_DAMAGE_CLASS_MELEE:
301	if (m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_REQ_OFFHAND)
302	m_attackType = OFF_ATTACK;
303	else
304	m_attackType = BASE_ATTACK;
305	break;
306	case SPELL_DAMAGE_CLASS_RANGED:
307	m_attackType = RANGED_ATTACK;
308	break;
309	default:
310	// Wands
311	if (m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_REQ_WAND)
312	m_attackType = RANGED_ATTACK;
313	else
314	m_attackType = BASE_ATTACK;
315	break;
316	}
317
318	m_spellSchoolMask = GetSpellSchoolMask(info); // Can be override for some spell (wand shoot for example)
319
320	if(m_attackType == RANGED_ATTACK)
321	{
322	// wand case
323	if((m_caster->getClassMask() & CLASSMASK_WAND_USERS) != 0 && m_caster->GetTypeId()==TYPEID_PLAYER)
324	{
325	if(Item* pItem = ((Player*)m_caster)->GetWeaponForAttack(RANGED_ATTACK))
326	m_spellSchoolMask = SpellSchoolMask(1 << pItem->GetProto()->Damage->DamageType);
327	}
328	}
329
330	if(originalCasterGUID)
331	m_originalCasterGUID = originalCasterGUID;
332	else
333	m_originalCasterGUID = m_caster->GetGUID();
334
335	if(m_originalCasterGUID==m_caster->GetGUID())
336	m_originalCaster = m_caster;
337	else
338	{
339	m_originalCaster = ObjectAccessor::GetUnit(*m_caster,m_originalCasterGUID);
340	if(m_originalCaster && !m_originalCaster->IsInWorld()) m_originalCaster = NULL;
341	}
342
343	for(int i=0; i <3; ++i)
344	m_currentBasePoints[i] = m_spellInfo->EffectBasePoints[i];
345
346	m_spellState = SPELL_STATE_NULL;
347
348	m_castPositionX = m_castPositionY = m_castPositionZ = 0;
349	m_TriggerSpells.clear();
350	m_IsTriggeredSpell = triggered;
351	//m_AreaAura = false;
352	m_CastItem = NULL;
353
354	unitTarget = NULL;
355	itemTarget = NULL;
356	gameObjTarget = NULL;
357	focusObject = NULL;
358	m_cast_count = 0;
359	m_triggeredByAuraSpell = NULL;
360
361	//Auto Shot & Shoot
362	if( m_spellInfo->AttributesEx2 == 0x000020 && !triggered )
363	m_autoRepeat = true;
364	else
365	m_autoRepeat = false;
366
367	m_powerCost = 0; // setup to correct value in Spell::prepare, don't must be used before.
368	m_casttime = 0; // setup to correct value in Spell::prepare, don't must be used before.
369	m_timer = 0; // will set to castime in prepare
370
371	m_needAliveTargetMask = 0;
372
373	// determine reflection
374	m_canReflect = false;
375
376	if(m_spellInfo->DmgClass == SPELL_DAMAGE_CLASS_MAGIC && (m_spellInfo->AttributesEx2 & 0x4)==0)
377	{
378	for(int j=0;j<3;j++)
379	{
380	if (m_spellInfo->Effect[j]==0)
381	continue;
382
383	if(!IsPositiveTarget(m_spellInfo->EffectImplicitTargetA[j],m_spellInfo->EffectImplicitTargetB[j]))
384	m_canReflect = true;
385	else
386	m_canReflect = (m_spellInfo->AttributesEx & (1<<7)) ? true : false;
387
388	if(m_canReflect)
389	continue;
390	else
391	break;
392	}
393	}
394
395	CleanupTargetList();
396	}
397
398	Spell::~Spell()
399	{
400	}
401
402	void Spell::FillTargetMap()
403	{
404	// TODO: ADD the correct target FILLS!!!!!!
405
406	for(uint32 i=0;i<3;i++)
407	{
408	// not call for empty effect.
409	// Also some spells use not used effect targets for store targets for dummy effect in triggered spells
410	if(m_spellInfo->Effect[i]==0)
411	continue;
412
413	// TODO: find a way so this is not needed?
414	// for area auras always add caster as target (needed for totems for example)
415	if(IsAreaAuraEffect(m_spellInfo->Effect[i]))
416	AddUnitTarget(m_caster, i);
417
418	std::list<Unit*> tmpUnitMap;
419
420	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
421	SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
422
423	if(m_targets.HasDest())
424	{
425	switch(m_spellInfo->Effect[i])
426	{
427	case SPELL_EFFECT_SUMMON:
428	case SPELL_EFFECT_SUMMON_WILD:
429	case SPELL_EFFECT_SUMMON_GUARDIAN:
430	case SPELL_EFFECT_TRANS_DOOR: //summon object
431	case SPELL_EFFECT_SUMMON_PET:
432	case SPELL_EFFECT_SUMMON_POSSESSED:
433	case SPELL_EFFECT_SUMMON_TOTEM:
434	case SPELL_EFFECT_SUMMON_OBJECT_WILD:
435	case SPELL_EFFECT_SUMMON_TOTEM_SLOT1:
436	case SPELL_EFFECT_SUMMON_TOTEM_SLOT2:
437	case SPELL_EFFECT_SUMMON_TOTEM_SLOT3:
438	case SPELL_EFFECT_SUMMON_TOTEM_SLOT4:
439	case SPELL_EFFECT_SUMMON_CRITTER:
440	case SPELL_EFFECT_SUMMON_OBJECT_SLOT1:
441	case SPELL_EFFECT_SUMMON_OBJECT_SLOT2:
442	case SPELL_EFFECT_SUMMON_OBJECT_SLOT3:
443	case SPELL_EFFECT_SUMMON_OBJECT_SLOT4:
444	case SPELL_EFFECT_SUMMON_DEAD_PET:
445	case SPELL_EFFECT_SUMMON_DEMON:
446	case SPELL_EFFECT_ADD_FARSIGHT:
447	case SPELL_EFFECT_TRIGGER_SPELL_2: //ritual of summon
448	{
449	tmpUnitMap.clear();
450	tmpUnitMap.push_back(m_caster);
451	break;
452	}
453	}
454	}
455
456	if(!m_spellInfo->EffectImplicitTargetA[i])
457	{
458	switch(m_spellInfo->Effect[i])
459	{
460	case SPELL_EFFECT_PARRY: // 0
461	case SPELL_EFFECT_BLOCK: // 0
462	case SPELL_EFFECT_SKILL: // always with dummy 3 as A
463	case SPELL_EFFECT_LEARN_SPELL: // 0
464	case SPELL_EFFECT_TRADE_SKILL: // 0 or 1
465	case SPELL_EFFECT_PROFICIENCY: // 0
466	tmpUnitMap.push_back(m_caster);
467	break;
468	}
469	}
470
471	if(tmpUnitMap.empty())
472	{
473	/*if( m_spellInfo->EffectImplicitTargetA[i]==TARGET_SCRIPT \|\|
474	m_spellInfo->EffectImplicitTargetB[i]==TARGET_SCRIPT \|\|
475	m_spellInfo->EffectImplicitTargetA[i]==TARGET_SCRIPT_COORDINATES \|\|
476	m_spellInfo->EffectImplicitTargetB[i]==TARGET_SCRIPT_COORDINATES )
477	{
478	if(!(m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION))
479	continue;
480	}*/
481
482	// add here custom effects that need default target.
483	// FOR EVERY TARGET TYPE THERE IS A DIFFERENT FILL!!
484	switch(m_spellInfo->Effect[i])
485	{
486	case SPELL_EFFECT_DUMMY:
487	{
488	switch(m_spellInfo->Id)
489	{
490	case 20577: // Cannibalize
491	{
492	// non-standard target selection
493	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
494	float max_range = GetSpellMaxRange(srange);
495
496	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
497	Cell cell(p);
498	cell.data.Part.reserved = ALL_DISTRICT;
499	cell.SetNoCreate();
500
501	WorldObject* result = NULL;
502
503	Trinity::CannibalizeObjectCheck u_check(m_caster, max_range);
504	Trinity::WorldObjectSearcher<Trinity::CannibalizeObjectCheck > searcher(result, u_check);
505
506	TypeContainerVisitor<Trinity::WorldObjectSearcher<Trinity::CannibalizeObjectCheck >, GridTypeMapContainer > grid_searcher(searcher);
507	CellLock<GridReadGuard> cell_lock(cell, p);
508	cell_lock->Visit(cell_lock, grid_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
509
510	if(!result)
511	{
512	TypeContainerVisitor<Trinity::WorldObjectSearcher<Trinity::CannibalizeObjectCheck >, WorldTypeMapContainer > world_searcher(searcher);
513	cell_lock->Visit(cell_lock, world_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
514	}
515
516	if(result)
517	{
518	switch(result->GetTypeId())
519	{
520	case TYPEID_UNIT:
521	case TYPEID_PLAYER:
522	tmpUnitMap.push_back((Unit*)result);
523	break;
524	case TYPEID_CORPSE:
525	m_targets.setCorpseTarget((Corpse*)result);
526	if(Player* owner = ObjectAccessor::FindPlayer(((Corpse*)result)->GetOwnerGUID()))
527	tmpUnitMap.push_back(owner);
528	break;
529	}
530	}
531	else
532	{
533	// clear cooldown at fail
534	if(m_caster->GetTypeId()==TYPEID_PLAYER)
535	{
536	((Player*)m_caster)->RemoveSpellCooldown(m_spellInfo->Id);
537
538	WorldPacket data(SMSG_CLEAR_COOLDOWN, (4+8));
539	data << uint32(m_spellInfo->Id);
540	data << uint64(m_caster->GetGUID());
541	((Player*)m_caster)->GetSession()->SendPacket(&data);
542	}
543
544	SendCastResult(SPELL_FAILED_NO_EDIBLE_CORPSES);
545	finish(false);
546	}
547	break;
548	}
549	default:
550	if(m_targets.getUnitTarget())
551	tmpUnitMap.push_back(m_targets.getUnitTarget());
552	break;
553	}
554	break;
555	}
556	case SPELL_EFFECT_RESURRECT:
557	case SPELL_EFFECT_CREATE_ITEM:
558	case SPELL_EFFECT_TRIGGER_SPELL:
559	//case SPELL_EFFECT_TRIGGER_MISSILE: ??
560	case SPELL_EFFECT_SKILL_STEP:
561	case SPELL_EFFECT_SELF_RESURRECT:
562	case SPELL_EFFECT_REPUTATION:
563	if(m_targets.getUnitTarget())
564	tmpUnitMap.push_back(m_targets.getUnitTarget());
565	else
566	tmpUnitMap.push_back(m_caster);
567	break;
568	case SPELL_EFFECT_SUMMON_PLAYER:
569	if(m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->GetSelection())
570	{
571	Player* target = objmgr.GetPlayer(((Player*)m_caster)->GetSelection());
572	if(target)
573	tmpUnitMap.push_back(target);
574	}
575	break;
576	case SPELL_EFFECT_RESURRECT_NEW:
577	if(m_targets.getUnitTarget())
578	tmpUnitMap.push_back(m_targets.getUnitTarget());
579	if(m_targets.getCorpseTargetGUID())
580	{
581	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
582	if(corpse)
583	{
584	Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGUID());
585	if(owner)
586	tmpUnitMap.push_back(owner);
587	}
588	}
589	break;
590	case SPELL_EFFECT_SUMMON_CHANGE_ITEM:
591	case SPELL_EFFECT_ADD_FARSIGHT:
592	case SPELL_EFFECT_STUCK:
593	case SPELL_EFFECT_DESTROY_ALL_TOTEMS:
594	tmpUnitMap.push_back(m_caster);
595	break;
596	case SPELL_EFFECT_LEARN_PET_SPELL:
597	if(Pet* pet = m_caster->GetPet())
598	tmpUnitMap.push_back(pet);
599	break;
600	case SPELL_EFFECT_ENCHANT_ITEM:
601	case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
602	case SPELL_EFFECT_DISENCHANT:
603	case SPELL_EFFECT_FEED_PET:
604	case SPELL_EFFECT_PROSPECTING:
605	if(m_targets.getItemTarget())
606	AddItemTarget(m_targets.getItemTarget(), i);
607	break;
608	case SPELL_EFFECT_APPLY_AURA:
609	switch(m_spellInfo->EffectApplyAuraName[i])
610	{
611	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)
612	case SPELL_AURA_ADD_PCT_MODIFIER:
613	tmpUnitMap.push_back(m_caster);
614	break;
615	default: // apply to target in other case
616	break;
617	}
618	break;
619	case SPELL_EFFECT_APPLY_AREA_AURA_PARTY:
620	// AreaAura
621	if(m_spellInfo->Attributes == 0x9050000 \|\| m_spellInfo->Attributes == 0x10000)
622	SetTargetMap(i,TARGET_AREAEFFECT_PARTY,tmpUnitMap);
623	break;
624	case SPELL_EFFECT_SKIN_PLAYER_CORPSE:
625	if(m_targets.getUnitTarget())
626	{
627	tmpUnitMap.push_back(m_targets.getUnitTarget());
628	}
629	else if (m_targets.getCorpseTargetGUID())
630	{
631	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
632	if(corpse)
633	{
634	Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGUID());
635	if(owner)
636	tmpUnitMap.push_back(owner);
637	}
638	}
639	break;
640	default:
641	break;
642	}
643	}
644	if(IsChanneledSpell(m_spellInfo) && !tmpUnitMap.empty())
645	m_needAliveTargetMask \|= (1<<i);
646
647	if(m_caster->GetTypeId() == TYPEID_PLAYER)
648	{
649	Player me = (Player)m_caster;
650	for (std::list<Unit*>::const_iterator itr = tmpUnitMap.begin(); itr != tmpUnitMap.end(); itr++)
651	{
652	Unit owner = (itr)->GetOwner();
653	Unit u = owner ? owner : (itr);
654	if(u!=m_caster && u->IsPvP() && (!me->duel \|\| me->duel->opponent != u))
655	{
656	me->UpdatePvP(true);
657	me->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_ENTER_PVP_COMBAT);
658	break;
659	}
660	}
661	}
662
663	for (std::list<Unit*>::iterator itr = tmpUnitMap.begin() ; itr != tmpUnitMap.end();)
664	{
665	if(!CheckTarget(*itr, i, false ))
666	{
667	itr = tmpUnitMap.erase(itr);
668	continue;
669	}
670	else
671	++itr;
672	}
673
674	for(std::list<Unit*>::iterator iunit= tmpUnitMap.begin();iunit != tmpUnitMap.end();++iunit)
675	AddUnitTarget((*iunit), i);
676	}
677	}
678
679	void Spell::CleanupTargetList()
680	{
681	m_UniqueTargetInfo.clear();
682	m_UniqueGOTargetInfo.clear();
683	m_UniqueItemInfo.clear();
684	m_countOfHit = 0;
685	m_countOfMiss = 0;
686	m_delayMoment = 0;
687	}
688
689	void Spell::AddUnitTarget(Unit* pVictim, uint32 effIndex)
690	{
691	if( m_spellInfo->Effect[effIndex]==0 )
692	return;
693
694	uint64 targetGUID = pVictim->GetGUID();
695
696	// Lookup target in already in list
697	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
698	{
699	if (targetGUID == ihit->targetGUID) // Found in list
700	{
701	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
702	return;
703	}
704	}
705
706	// This is new target calculate data for him
707
708	// Get spell hit result on target
709	TargetInfo target;
710	target.targetGUID = targetGUID; // Store target GUID
711	target.effectMask = 1<<effIndex; // Store index of effect
712	target.processed = false; // Effects not apply on target
713
714	// Calculate hit result
715	if(m_originalCaster)
716	target.missCondition = m_originalCaster->SpellHitResult(pVictim, m_spellInfo, m_canReflect);
717	else
718	target.missCondition = SPELL_MISS_NONE;
719	if (target.missCondition == SPELL_MISS_NONE)
720	++m_countOfHit;
721	else
722	++m_countOfMiss;
723
724	// Spell have speed - need calculate incoming time
725	if (m_spellInfo->speed > 0.0f)
726	{
727	// calculate spell incoming interval
728	float dist = m_caster->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
729	if (dist < 5.0f) dist = 5.0f;
730	target.timeDelay = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
731
732	// Calculate minimum incoming time
733	if (m_delayMoment==0 \|\| m_delayMoment>target.timeDelay)
734	m_delayMoment = target.timeDelay;
735	}
736	else
737	target.timeDelay = 0LL;
738
739	// If target reflect spell back to caster
740	if (target.missCondition==SPELL_MISS_REFLECT)
741	{
742	// Calculate reflected spell result on caster
743	target.reflectResult = m_caster->SpellHitResult(m_caster, m_spellInfo, m_canReflect);
744
745	if (target.reflectResult == SPELL_MISS_REFLECT) // Impossible reflect again, so simply deflect spell
746	target.reflectResult = SPELL_MISS_PARRY;
747
748	// Increase time interval for reflected spells by 1.5
749	target.timeDelay+=target.timeDelay>>1;
750	}
751	else
752	target.reflectResult = SPELL_MISS_NONE;
753
754	// Add target to list
755	m_UniqueTargetInfo.push_back(target);
756	}
757
758	void Spell::AddUnitTarget(uint64 unitGUID, uint32 effIndex)
759	{
760	Unit* unit = m_caster->GetGUID()==unitGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, unitGUID);
761	if (unit)
762	AddUnitTarget(unit, effIndex);
763	}
764
765	void Spell::AddGOTarget(GameObject* pVictim, uint32 effIndex)
766	{
767	if( m_spellInfo->Effect[effIndex]==0 )
768	return;
769
770	uint64 targetGUID = pVictim->GetGUID();
771
772	// Lookup target in already in list
773	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
774	{
775	if (targetGUID == ihit->targetGUID) // Found in list
776	{
777	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
778	return;
779	}
780	}
781
782	// This is new target calculate data for him
783
784	GOTargetInfo target;
785	target.targetGUID = targetGUID;
786	target.effectMask = 1<<effIndex;
787	target.processed = false; // Effects not apply on target
788
789	// Spell have speed - need calculate incoming time
790	if (m_spellInfo->speed > 0.0f)
791	{
792	// calculate spell incoming interval
793	float dist = m_caster->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
794	if (dist < 5.0f) dist = 5.0f;
795	target.timeDelay = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
796	if (m_delayMoment==0 \|\| m_delayMoment>target.timeDelay)
797	m_delayMoment = target.timeDelay;
798	}
799	else
800	target.timeDelay = 0LL;
801
802	++m_countOfHit;
803
804	// Add target to list
805	m_UniqueGOTargetInfo.push_back(target);
806	}
807
808	void Spell::AddGOTarget(uint64 goGUID, uint32 effIndex)
809	{
810	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, goGUID);
811	if (go)
812	AddGOTarget(go, effIndex);
813	}
814
815	void Spell::AddItemTarget(Item* pitem, uint32 effIndex)
816	{
817	if( m_spellInfo->Effect[effIndex]==0 )
818	return;
819
820	// Lookup target in already in list
821	for(std::list<ItemTargetInfo>::iterator ihit= m_UniqueItemInfo.begin();ihit != m_UniqueItemInfo.end();++ihit)
822	{
823	if (pitem == ihit->item) // Found in list
824	{
825	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
826	return;
827	}
828	}
829
830	// This is new target add data
831
832	ItemTargetInfo target;
833	target.item = pitem;
834	target.effectMask = 1<<effIndex;
835	m_UniqueItemInfo.push_back(target);
836	}
837
838	void Spell::doTriggers(SpellMissInfo missInfo, uint32 damage, SpellSchoolMask damageSchoolMask, uint32 block, uint32 absorb, bool crit)
839	{
840	// Do triggers depends from hit result (triggers on hit do in effects)
841	// Set aura states depends from hit result
842	if (missInfo!=SPELL_MISS_NONE)
843	{
844	// Miss/dodge/parry/block only for melee based spells
845	// Resist only for magic based spells
846	switch (missInfo)
847	{
848	case SPELL_MISS_MISS:
849	if(m_caster->GetTypeId()== TYPEID_PLAYER)
850	((Player*)m_caster)->UpdateWeaponSkill(BASE_ATTACK);
851
852	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_MISS, m_spellInfo, m_IsTriggeredSpell);
853	break;
854	case SPELL_MISS_RESIST:
855	m_caster->ProcDamageAndSpell(unitTarget, PROC_FLAG_TARGET_RESISTS, PROC_FLAG_RESIST_SPELL, 0, damageSchoolMask, m_spellInfo, m_IsTriggeredSpell);
856	break;
857	case SPELL_MISS_DODGE:
858	if(unitTarget->GetTypeId() == TYPEID_PLAYER)
859	((Player*)unitTarget)->UpdateDefense();
860
861	// Overpower
862	if (m_caster->GetTypeId() == TYPEID_PLAYER && m_caster->getClass() == CLASS_WARRIOR)
863	{
864	((Player*) m_caster)->AddComboPoints(unitTarget, 1);
865	m_caster->StartReactiveTimer( REACTIVE_OVERPOWER );
866	}
867
868	// Riposte
869	if (unitTarget->getClass() != CLASS_ROGUE)
870	{
871	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
872	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
873	}
874
875	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_DODGE, m_spellInfo, m_IsTriggeredSpell);
876	break;
877	case SPELL_MISS_PARRY:
878	// Update victim defense ?
879	if(unitTarget->GetTypeId() == TYPEID_PLAYER)
880	((Player*)unitTarget)->UpdateDefense();
881	// Mongoose bite - set only Counterattack here
882	if (unitTarget->getClass() == CLASS_HUNTER)
883	{
884	unitTarget->ModifyAuraState(AURA_STATE_HUNTER_PARRY,true);
885	unitTarget->StartReactiveTimer( REACTIVE_HUNTER_PARRY );
886	}
887	else
888	{
889	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
890	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
891	}
892	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_PARRY, m_spellInfo, m_IsTriggeredSpell);
893	break;
894	case SPELL_MISS_BLOCK:
895	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
896	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
897
898	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_BLOCK, m_spellInfo, m_IsTriggeredSpell);
899	break;
900	// Trigger from this events not supported
901	case SPELL_MISS_EVADE:
902	case SPELL_MISS_IMMUNE:
903	case SPELL_MISS_IMMUNE2:
904	case SPELL_MISS_DEFLECT:
905	case SPELL_MISS_ABSORB:
906	// Trigger from reflects need do after get reflect result
907	case SPELL_MISS_REFLECT:
908	break;
909	default:
910	break;
911	}
912	}
913	}
914
915	void Spell::DoAllEffectOnTarget(TargetInfo *target)
916	{
917	if (target->processed) // Check target
918	return;
919	target->processed = true; // Target checked in apply effects procedure
920
921	// Get mask of effects for target
922	uint32 mask = target->effectMask;
923	if (mask == 0) // No effects
924	return;
925
926	Unit* unit = m_caster->GetGUID()==target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster,target->targetGUID);
927	if (!unit)
928	return;
929
930	SpellMissInfo missInfo = target->missCondition;
931	// Need init unitTarget by default unit (can changed in code on reflect)
932	// Or on missInfo!=SPELL_MISS_NONE unitTarget undefined (but need in trigger subsystem)
933	unitTarget = unit;
934
935	if (missInfo==SPELL_MISS_NONE) // In case spell hit target, do all effect on that target
936	DoSpellHitOnUnit(unit, mask);
937	else if (missInfo == SPELL_MISS_REFLECT) // In case spell reflect from target, do all effect on caster (if hit)
938	{
939	if (target->reflectResult == SPELL_MISS_NONE) // If reflected spell hit caster -> do all effect on him
940	DoSpellHitOnUnit(m_caster, mask);
941	}
942
943	// Do triggers only on miss/resist/parry/dodge
944	if (missInfo!=SPELL_MISS_NONE)
945	doTriggers(missInfo);
946
947	// Call scripted function for AI if this spell is casted upon a creature (except pets)
948	if(IS_CREATURE_GUID(target->targetGUID))
949	{
950	// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
951	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
952	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive() )
953	((Player*)m_caster)->CastedCreatureOrGO(unit->GetEntry(),unit->GetGUID(),m_spellInfo->Id);
954	}
955
956	if( !m_caster->IsFriendlyTo(unit) && !IsPositiveSpell(m_spellInfo->Id))
957	{
958	if( !(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_NO_INITIAL_AGGRO) )
959	{
960	m_caster->CombatStart(unit);
961	}
962	}
963	}
964
965	void Spell::DoSpellHitOnUnit(Unit *unit, const uint32 effectMask)
966	{
967	if(!unit \|\| !effectMask)
968	return;
969
970	// remove spell_magnet aura after first spell redirect and destroy target if its totem
971	if(m_magnetPair.first && m_magnetPair.second && m_magnetPair.second == unit)
972	{
973	if(unit->GetTypeId() == TYPEID_UNIT && ((Creature*)unit)->isTotem())
974	unit->DealDamage(unit,unit->GetHealth(), NULL, DIRECT_DAMAGE, SPELL_SCHOOL_MASK_NORMAL, NULL, false);
975	return;
976	}
977
978	// Recheck immune (only for delayed spells)
979	if( m_spellInfo->speed &&
980	!(m_spellInfo->Attributes & SPELL_ATTR_UNAFFECTED_BY_INVULNERABILITY)
981	&& (unit->IsImmunedToDamage(GetSpellSchoolMask(m_spellInfo),true) \|\|
982	unit->IsImmunedToSpell(m_spellInfo,true) ))
983	{
984	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_IMMUNE);
985	return;
986	}
987
988	if( m_caster != unit )
989	{
990	if( !m_caster->IsFriendlyTo(unit) )
991	{
992	// for delayed spells ignore not visible explicit target
993	if(m_spellInfo->speed > 0.0f && unit==m_targets.getUnitTarget() && !unit->isVisibleForOrDetect(m_caster,false))
994	{
995	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
996	return;
997	}
998
999	unit->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_HITBYSPELL);
1000	//TODO: find a better way to judge CC auras
1001	if(m_spellInfo->Attributes & SPELL_ATTR_BREAKABLE_BY_DAMAGE)
1002	unit->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_CC);
1003	}
1004	else
1005	{
1006	// for delayed spells ignore negative spells (after duel end) for friendly targets
1007	// TODO: this cause soul transfer bugged
1008	if(m_spellInfo->speed > 0.0f && unit->GetTypeId() == TYPEID_PLAYER && !IsPositiveSpell(m_spellInfo->Id))
1009	{
1010	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
1011	return;
1012	}
1013
1014	// assisting case, healing and resurrection
1015	if(unit->hasUnitState(UNIT_STAT_ATTACK_PLAYER))
1016	m_caster->SetContestedPvP();
1017	if( unit->isInCombat() && !(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_NO_INITIAL_AGGRO) )
1018	{
1019	m_caster->SetInCombatState(unit->GetCombatTimer() > 0);
1020	unit->getHostilRefManager().threatAssist(m_caster, 0.0f);
1021	}
1022	}
1023	}
1024
1025	// Get Data Needed for Diminishing Returns, some effects may have multiple auras, so this must be done on spell hit, not aura add
1026	m_diminishGroup = GetDiminishingReturnsGroupForSpell(m_spellInfo,m_triggeredByAuraSpell);
1027	m_diminishLevel = unit->GetDiminishing(m_diminishGroup);
1028	// Increase Diminishing on unit, current informations for actually casts will use values above
1029	if((GetDiminishingReturnsGroupType(m_diminishGroup) == DRTYPE_PLAYER && unit->GetTypeId() == TYPEID_PLAYER) \|\| GetDiminishingReturnsGroupType(m_diminishGroup) == DRTYPE_ALL)
1030	unit->IncrDiminishing(m_diminishGroup);
1031
1032	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1033	{
1034	if (effectMask & (1<<effectNumber))
1035	{
1036	HandleEffects(unit,NULL,NULL,effectNumber,m_damageMultipliers[effectNumber]);
1037	if ( m_applyMultiplierMask & (1 << effectNumber) )
1038	{
1039	// Get multiplier
1040	float multiplier = m_spellInfo->DmgMultiplier[effectNumber];
1041	// Apply multiplier mods
1042	if(m_originalCaster)
1043	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
1044	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_EFFECT_PAST_FIRST, multiplier,this);
1045	m_damageMultipliers[effectNumber] *= multiplier;
1046	}
1047	}
1048	}
1049
1050	if(unit->GetTypeId() == TYPEID_UNIT && ((Creature*)unit)->AI())
1051	((Creature*)unit)->AI()->SpellHit(m_caster, m_spellInfo);
1052
1053	if(m_caster->GetTypeId() == TYPEID_UNIT && ((Creature*)m_caster)->AI())
1054	((Creature*)m_caster)->AI()->SpellHitTarget(unit, m_spellInfo);
1055
1056	if(const std::vector<int32> *spell_triggered = spellmgr.GetSpellLinked(m_spellInfo->Id + 1000000))
1057	{
1058	for(std::vector<int32>::const_iterator i = spell_triggered->begin(); i != spell_triggered->end(); ++i)
1059	{
1060	if(spell_triggered < 0)
1061	unit->RemoveAurasDueToSpell(-(*i));
1062	else
1063	unit->CastSpell(unit, *i, true, 0, 0, m_caster->GetGUID());
1064	}
1065	}
1066
1067	if(spellmgr.GetSpellCustomAttr(m_spellInfo->Id) && m_originalCaster)
1068	{
1069	uint32 flag = spellmgr.GetSpellCustomAttr(m_spellInfo->Id);
1070	if(flag & SPELL_ATTR_CU_EFFECT_HEAL)
1071	m_originalCaster->ProcDamageAndSpell(unit, PROC_FLAG_HEAL, PROC_FLAG_NONE, 0, GetSpellSchoolMask(m_spellInfo), m_spellInfo);
1072	if(m_originalCaster != unit && (flag & SPELL_ATTR_CU_EFFECT_DAMAGE))
1073	m_originalCaster->ProcDamageAndSpell(unit, PROC_FLAG_HIT_SPELL, PROC_FLAG_STRUCK_SPELL, 0, GetSpellSchoolMask(m_spellInfo), m_spellInfo);
1074	}
1075	}
1076
1077	void Spell::DoAllEffectOnTarget(GOTargetInfo *target)
1078	{
1079	if (target->processed) // Check target
1080	return;
1081	target->processed = true; // Target checked in apply effects procedure
1082
1083	uint32 effectMask = target->effectMask;
1084	if(!effectMask)
1085	return;
1086
1087	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, target->targetGUID);
1088	if(!go)
1089	return;
1090
1091	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1092	if (effectMask & (1<<effectNumber))
1093	HandleEffects(NULL,NULL,go,effectNumber);
1094
1095	// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
1096	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
1097	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive() )
1098	((Player*)m_caster)->CastedCreatureOrGO(go->GetEntry(),go->GetGUID(),m_spellInfo->Id);
1099	}
1100
1101	void Spell::DoAllEffectOnTarget(ItemTargetInfo *target)
1102	{
1103	uint32 effectMask = target->effectMask;
1104	if(!target->item \|\| !effectMask)
1105	return;
1106
1107	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1108	if (effectMask & (1<<effectNumber))
1109	HandleEffects(NULL, target->item, NULL, effectNumber);
1110	}
1111
1112	bool Spell::IsAliveUnitPresentInTargetList()
1113	{
1114	// Not need check return true
1115	if (m_needAliveTargetMask == 0)
1116	return true;
1117
1118	uint8 needAliveTargetMask = m_needAliveTargetMask;
1119
1120	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
1121	{
1122	if( ihit->missCondition == SPELL_MISS_NONE && (needAliveTargetMask & ihit->effectMask) )
1123	{
1124	Unit unit = m_caster->GetGUID()==ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
1125
1126	if (unit && unit->isAlive())
1127	needAliveTargetMask &= ~ihit->effectMask; // remove from need alive mask effect that have alive target
1128	}
1129	}
1130
1131	// is all effects from m_needAliveTargetMask have alive targets
1132	return needAliveTargetMask==0;
1133	}
1134
1135	// Helper for Chain Healing
1136	// Spell target first
1137	// Raidmates then descending by injury suffered (MaxHealth - Health)
1138	// Other players/mobs then descending by injury suffered (MaxHealth - Health)
1139	struct ChainHealingOrder : public std::binary_function<const Unit, const Unit, bool>
1140	{
1141	const Unit* MainTarget;
1142	ChainHealingOrder(Unit const* Target) : MainTarget(Target) {};
1143	// functor for operator ">"
1144	bool operator()(Unit const* _Left, Unit const* _Right) const
1145	{
1146	return (ChainHealingHash(_Left) < ChainHealingHash(_Right));
1147	}
1148	int32 ChainHealingHash(Unit const* Target) const
1149	{
1150	if (Target == MainTarget)
1151	return 0;
1152	else if (Target->GetTypeId() == TYPEID_PLAYER && MainTarget->GetTypeId() == TYPEID_PLAYER &&
1153	((Player const)Target)->IsInSameRaidWith((Player const)MainTarget))
1154	{
1155	if (Target->GetHealth() == Target->GetMaxHealth())
1156	return 40000;
1157	else
1158	return 20000 - Target->GetMaxHealth() + Target->GetHealth();
1159	}
1160	else
1161	return 40000 - Target->GetMaxHealth() + Target->GetHealth();
1162	}
1163	};
1164
1165	class ChainHealingFullHealth: std::unary_function<const Unit*, bool>
1166	{
1167	public:
1168	const Unit* MainTarget;
1169	ChainHealingFullHealth(const Unit* Target) : MainTarget(Target) {};
1170
1171	bool operator()(const Unit* Target)
1172	{
1173	return (Target != MainTarget && Target->GetHealth() == Target->GetMaxHealth());
1174	}
1175	};
1176
1177	// Helper for targets nearest to the spell target
1178	// The spell target is always first unless there is a target at _completely_ the same position (unbelievable case)
1179	struct TargetDistanceOrder : public std::binary_function<const Unit, const Unit, bool>
1180	{
1181	const Unit* MainTarget;
1182	TargetDistanceOrder(const Unit* Target) : MainTarget(Target) {};
1183	// functor for operator ">"
1184	bool operator()(const Unit* _Left, const Unit* _Right) const
1185	{
1186	return (MainTarget->GetDistance(_Left) < MainTarget->GetDistance(_Right));
1187	}
1188	};
1189
1190	void Spell::SearchChainTarget(std::list<Unit> &TagUnitMap, Unit pUnitTarget, float max_range, uint32 unMaxTargets)
1191	{
1192	if(!pUnitTarget)
1193	return;
1194
1195	//FIXME: This very like horrible hack and wrong for most spells
1196	if(m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_MELEE)
1197	max_range += unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
1198
1199	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1200	Cell cell(p);
1201	cell.data.Part.reserved = ALL_DISTRICT;
1202	cell.SetNoCreate();
1203
1204	std::list<Unit *> tempUnitMap;
1205
1206	{
1207	Trinity::AnyAoETargetUnitInObjectRangeCheck u_check(pUnitTarget, m_caster, max_range);
1208	Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck> searcher(tempUnitMap, u_check);
1209
1210	TypeContainerVisitor<Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
1211	TypeContainerVisitor<Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
1212
1213	CellLock<GridReadGuard> cell_lock(cell, p);
1214	cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1215	cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1216	}
1217
1218	tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
1219
1220	if(tempUnitMap.empty())
1221	return;
1222
1223	uint32 t = unMaxTargets;
1224	if(pUnitTarget != m_caster)
1225	{
1226	if(*tempUnitMap.begin() == pUnitTarget)
1227	tempUnitMap.erase(tempUnitMap.begin());
1228	TagUnitMap.push_back(pUnitTarget);
1229	--t;
1230	}
1231	Unit *prev = pUnitTarget;
1232
1233	std::list<Unit*>::iterator next = tempUnitMap.begin();
1234
1235	while(t && next != tempUnitMap.end())
1236	{
1237	if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
1238	break;
1239
1240	if(!prev->IsWithinLOSInMap(*next)
1241	\|\| m_spellInfo->DmgClass==SPELL_DAMAGE_CLASS_MELEE && !m_caster->isInFront(*next, max_range))
1242	{
1243	++next;
1244	continue;
1245	}
1246
1247	prev = *next;
1248	TagUnitMap.push_back(prev);
1249	tempUnitMap.erase(next);
1250	tempUnitMap.sort(TargetDistanceOrder(prev));
1251	next = tempUnitMap.begin();
1252	--t;
1253	}
1254	}
1255
1256	void Spell::SearchAreaTarget(std::list<Unit*> &TagUnitMap, float radius, const uint32 &type, SpellTargets TargetType, uint32 entry)
1257	{
1258	float x, y;
1259	if(type == PUSH_DEST_CENTER)
1260	{
1261	if(!m_targets.HasDest())
1262	{
1263	sLog.outError( "SPELL: cannot find destination for spell ID %u\n", m_spellInfo->Id );
1264	return;
1265	}
1266	x = m_targets.m_destX;
1267	y = m_targets.m_destY;
1268	}
1269	else
1270	{
1271	x = m_caster->GetPositionX();
1272	y = m_caster->GetPositionY();
1273	}
1274
1275	CellPair p(Trinity::ComputeCellPair(x, y));
1276	Cell cell(p);
1277	cell.data.Part.reserved = ALL_DISTRICT;
1278	cell.SetNoCreate();
1279	CellLock<GridReadGuard> cell_lock(cell, p);
1280
1281	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, type, TargetType, entry);
1282
1283	//if(TargetType != SPELL_TARGETS_ENTRY)
1284	{
1285	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1286	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1287	}
1288	if(!(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_PLAYERS_ONLY))
1289	{
1290	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1291	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1292	}
1293	}
1294
1295	Unit* Spell::SearchNearbyTarget(float radius, SpellTargets TargetType, uint32 entry)
1296	{
1297	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1298	Cell cell(p);
1299	cell.data.Part.reserved = ALL_DISTRICT;
1300	cell.SetNoCreate();
1301	CellLock<GridReadGuard> cell_lock(cell, p);
1302
1303	Unit* target = NULL;
1304	switch(TargetType)
1305	{
1306	case SPELL_TARGETS_ENTRY:
1307	{
1308	Creature* target = NULL;
1309	Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck u_check(*m_caster, entry, true, radius);
1310	Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck> searcher(target, u_check);
1311	TypeContainerVisitor<Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
1312	TypeContainerVisitor<Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
1313	cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1314	cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1315	return target;
1316	}break;
1317	default:
1318	case SPELL_TARGETS_AOE_DAMAGE:
1319	{
1320	Trinity::AnyUnfriendlyUnitInObjectRangeCheck u_check(m_caster, m_caster, radius);
1321	Trinity::UnitLastSearcher<Trinity::AnyUnfriendlyUnitInObjectRangeCheck> searcher(target, u_check);
1322	TypeContainerVisitor<Trinity::UnitLastSearcher<Trinity::AnyUnfriendlyUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
1323	TypeContainerVisitor<Trinity::UnitLastSearcher<Trinity::AnyUnfriendlyUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
1324	cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1325	cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1326	}break;
1327	case SPELL_TARGETS_FRIENDLY:
1328	{
1329	Trinity::AnyFriendlyUnitInObjectRangeCheck u_check(m_caster, m_caster, radius);
1330	Trinity::UnitLastSearcher<Trinity::AnyFriendlyUnitInObjectRangeCheck> searcher(target, u_check);
1331	TypeContainerVisitor<Trinity::UnitLastSearcher<Trinity::AnyFriendlyUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
1332	TypeContainerVisitor<Trinity::UnitLastSearcher<Trinity::AnyFriendlyUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
1333	cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1334	cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1335	}break;
1336	}
1337	return target;
1338	}
1339
1340	void Spell::SetTargetMap(uint32 i,uint32 cur,std::list<Unit*> &TagUnitMap)
1341	{
1342	float radius;
1343	if (m_spellInfo->EffectRadiusIndex[i])
1344	radius = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
1345	else
1346	radius = GetSpellMaxRange(sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex));
1347
1348	uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[i];
1349	uint32 unMaxTargets = m_spellInfo->MaxAffectedTargets;
1350
1351	if(m_originalCaster)
1352	{
1353	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
1354	{
1355	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RADIUS, radius,this);
1356	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
1357	}
1358	}
1359
1360	switch(cur)
1361	{
1362	// specific unit
1363	case TARGET_SELF:
1364	case TARGET_SELF_FISHING:
1365	{
1366	TagUnitMap.push_back(m_caster);
1367	}break;
1368	case TARGET_MASTER:
1369	{
1370	if(Unit* owner = m_caster->GetCharmerOrOwner())
1371	TagUnitMap.push_back(owner);
1372	}break;
1373	case TARGET_PET:
1374	{
1375	if(Pet* tmpUnit = m_caster->GetPet())
1376	TagUnitMap.push_back(tmpUnit);
1377	}break;
1378	case TARGET_NONCOMBAT_PET:
1379	{
1380	if(Unit* target = m_targets.getUnitTarget())
1381	if( target->GetTypeId() == TYPEID_UNIT && ((Creature)target)->isPet() && ((Pet)target)->getPetType() == MINI_PET)
1382	TagUnitMap.push_back(target);
1383	}break;
1384	case TARGET_SINGLE_FRIEND: // ally
1385	case TARGET_SINGLE_FRIEND_2: // raid member
1386	case TARGET_DUELVSPLAYER: // all (SelectMagnetTarget()?)
1387	case TARGET_UNIT_SINGLE_UNKNOWN:
1388	{
1389	if(m_targets.getUnitTarget())
1390	TagUnitMap.push_back(m_targets.getUnitTarget());
1391	}break;
1392	case TARGET_CHAIN_DAMAGE:
1393	{
1394	if(Unit* pUnitTarget = SelectMagnetTarget())
1395	{
1396	if(EffectChainTarget <= 1)
1397	TagUnitMap.push_back(pUnitTarget);
1398	else //TODO: chain target should also use magnet target
1399	SearchChainTarget(TagUnitMap, pUnitTarget, radius, EffectChainTarget);
1400	}
1401	}break;
1402	case TARGET_GAMEOBJECT:
1403	{
1404	if(m_targets.getGOTarget())
1405	AddGOTarget(m_targets.getGOTarget(), i);
1406	}break;
1407	case TARGET_GAMEOBJECT_ITEM:
1408	{
1409	if(m_targets.getGOTargetGUID())
1410	AddGOTarget(m_targets.getGOTarget(), i);
1411	else if(m_targets.getItemTarget())
1412	AddItemTarget(m_targets.getItemTarget(), i);
1413	}break;
1414
1415	// channel
1416	case TARGET_SINGLE_ENEMY:
1417	if(m_caster->m_currentSpells[CURRENT_CHANNELED_SPELL])
1418	{
1419	if(Unit* target = m_caster->m_currentSpells[CURRENT_CHANNELED_SPELL]->m_targets.getUnitTarget())
1420	TagUnitMap.push_back(target);
1421	else
1422	sLog.outError( "SPELL: cannot find channel spell target for spell ID %u\n", m_spellInfo->Id );
1423	}
1424	else
1425	sLog.outError( "SPELL: no current channeled spell for spell ID %u\n", m_spellInfo->Id );
1426	break;
1427	case TARGET_DEST_CHANNEL:
1428	if(m_caster->m_currentSpells[CURRENT_CHANNELED_SPELL])
1429	{
1430	if(m_caster->m_currentSpells[CURRENT_CHANNELED_SPELL]->m_targets.HasDest())
1431	m_targets = m_caster->m_currentSpells[CURRENT_CHANNELED_SPELL]->m_targets;
1432	else
1433	sLog.outError( "SPELL: cannot find channel spell destination for spell ID %u\n", m_spellInfo->Id );
1434	}
1435	else
1436	sLog.outError( "SPELL: no current channeled spell for spell ID %u\n", m_spellInfo->Id );
1437	break;
1438
1439	// reference dest
1440	case TARGET_EFFECT_SELECT:
1441	m_targets.setDestination(m_caster, true);
1442	break;
1443	case TARGET_ALL_AROUND_CASTER:
1444	m_targets.setDestination(m_caster, false);
1445	break;
1446	case TARGET_CURRENT_ENEMY_COORDINATES:
1447	m_targets.setDestination(m_targets.getUnitTarget(), true);
1448	break;
1449	case TARGET_DUELVSPLAYER_COORDINATES: // no ground?
1450	m_targets.setDestination(m_targets.getUnitTarget(), false);
1451	break;
1452	case TARGET_DEST_TABLE_UNKNOWN2:
1453	case TARGET_TABLE_X_Y_Z_COORDINATES:
1454	if(SpellTargetPosition const* st = spellmgr.GetSpellTargetPosition(m_spellInfo->Id))
1455	{
1456	//TODO: fix this check
1457	if(m_spellInfo->Effect[0] == SPELL_EFFECT_TELEPORT_UNITS
1458	\|\| m_spellInfo->Effect[1] == SPELL_EFFECT_TELEPORT_UNITS
1459	\|\| m_spellInfo->Effect[2] == SPELL_EFFECT_TELEPORT_UNITS)
1460	m_targets.setDestination(st->target_X, st->target_Y, st->target_Z, true, (int32)st->target_mapId);
1461	else if(st->target_mapId == m_caster->GetMapId())
1462	m_targets.setDestination(st->target_X, st->target_Y, st->target_Z);
1463	}
1464	else
1465	sLog.outError( "SPELL: unknown target coordinates for spell ID %u\n", m_spellInfo->Id );
1466	break;
1467	case TARGET_INNKEEPER_COORDINATES:
1468	if(m_caster->GetTypeId() == TYPEID_PLAYER)
1469	m_targets.setDestination(((Player)m_caster)->m_homebindX,((Player)m_caster)->m_homebindY,((Player)m_caster)->m_homebindZ, true, ((Player)m_caster)->m_homebindMapId);
1470	break;
1471
1472	// area targets
1473	case TARGET_ALL_ENEMY_IN_AREA_INSTANT:
1474	if(m_spellInfo->Effect[i] == SPELL_EFFECT_PERSISTENT_AREA_AURA)
1475	break;
1476	m_targets.m_targetMask \|= TARGET_FLAG_DEST_LOCATION;
1477	case TARGET_ALL_ENEMY_IN_AREA:
1478	SearchAreaTarget(TagUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_AOE_DAMAGE);
1479	break;
1480	case TARGET_ALL_FRIENDLY_UNITS_IN_AREA:
1481	m_targets.m_targetMask \|= TARGET_FLAG_DEST_LOCATION;
1482	case TARGET_ALL_FRIENDLY_UNITS_AROUND_CASTER:
1483	SearchAreaTarget(TagUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_FRIENDLY);
1484	break;
1485	case TARGET_AREAEFFECT_CUSTOM:
1486	m_targets.m_targetMask \|= TARGET_FLAG_DEST_LOCATION;
1487	case TARGET_UNIT_AREA_ENTRY:
1488	{
1489	SpellScriptTarget::const_iterator lower = spellmgr.GetBeginSpellScriptTarget(m_spellInfo->Id);
1490	SpellScriptTarget::const_iterator upper = spellmgr.GetEndSpellScriptTarget(m_spellInfo->Id);
1491	if(lower==upper)
1492	{
1493	SearchAreaTarget(TagUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_AOE_DAMAGE);
1494	//sLog.outErrorDb("Spell (ID: %u) has effect EffectImplicitTargetA/EffectImplicitTargetB = TARGET_SCRIPT, but does not have record in `spell_script_target`",m_spellInfo->Id);
1495	break;
1496	}
1497	// let it be done in one check?
1498	for(SpellScriptTarget::const_iterator i_spellST = lower; i_spellST != upper; ++i_spellST)
1499	{
1500	if(i_spellST->second.type != SPELL_TARGET_TYPE_CREATURE)
1501	{
1502	sLog.outError( "SPELL: spell ID %u requires non-creature target\n", m_spellInfo->Id );
1503	continue;
1504	}
1505	SearchAreaTarget(TagUnitMap, radius, PUSH_DEST_CENTER, SPELL_TARGETS_ENTRY, i_spellST->second.targetEntry);
1506	}
1507	}break;
1508	case TARGET_IN_FRONT_OF_CASTER:
1509	case TARGET_UNIT_CONE_ENEMY_UNKNOWN:
1510	if(spellmgr.GetSpellCustomAttr(m_spellInfo->Id) & SPELL_ATTR_CU_CONE_BACK)
1511	SearchAreaTarget(TagUnitMap, radius, PUSH_IN_BACK, SPELL_TARGETS_AOE_DAMAGE);
1512	else if(spellmgr.GetSpellCustomAttr(m_spellInfo->Id) & SPELL_ATTR_CU_CONE_LINE)
1513	SearchAreaTarget(TagUnitMap, radius, PUSH_IN_LINE, SPELL_TARGETS_AOE_DAMAGE);
1514	else
1515	SearchAreaTarget(TagUnitMap, radius, PUSH_IN_FRONT, SPELL_TARGETS_AOE_DAMAGE);
1516	break;
1517	case TARGET_UNIT_CONE_ALLY:
1518	SearchAreaTarget(TagUnitMap, radius, PUSH_IN_FRONT, SPELL_TARGETS_FRIENDLY);
1519	break;
1520
1521	// nearby target
1522	case TARGET_UNIT_NEARBY_ALLY:
1523	{
1524	if(Unit* pUnitTarget = SearchNearbyTarget(radius, SPELL_TARGETS_FRIENDLY))
1525	TagUnitMap.push_back(pUnitTarget);
1526	}break;
1527	case TARGET_RANDOM_ENEMY_CHAIN_IN_AREA:
1528	{
1529	if(EffectChainTarget <= 1)
1530	{
1531	if(Unit* pUnitTarget = SearchNearbyTarget(radius, SPELL_TARGETS_AOE_DAMAGE))
1532	TagUnitMap.push_back(pUnitTarget);
1533	}
1534	else
1535	SearchChainTarget(TagUnitMap, m_caster, radius, EffectChainTarget);
1536	}break;
1537	case TARGET_SCRIPT:
1538	case TARGET_SCRIPT_COORDINATES:
1539	case TARGET_UNIT_AREA_SCRIPT:
1540	{
1541	SpellScriptTarget::const_iterator lower = spellmgr.GetBeginSpellScriptTarget(m_spellInfo->Id);
1542	SpellScriptTarget::const_iterator upper = spellmgr.GetEndSpellScriptTarget(m_spellInfo->Id);
1543	if(lower==upper)
1544	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);
1545
1546	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
1547	float range = GetSpellMaxRange(srange);
1548
1549	Creature* creatureScriptTarget = NULL;
1550	GameObject* goScriptTarget = NULL;
1551
1552	for(SpellScriptTarget::const_iterator i_spellST = lower; i_spellST != upper; ++i_spellST)
1553	{
1554	switch(i_spellST->second.type)
1555	{
1556	case SPELL_TARGET_TYPE_GAMEOBJECT:
1557	{
1558	GameObject* p_GameObject = NULL;
1559
1560	if(i_spellST->second.targetEntry)
1561	{
1562	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1563	Cell cell(p);
1564	cell.data.Part.reserved = ALL_DISTRICT;
1565
1566	Trinity::NearestGameObjectEntryInObjectRangeCheck go_check(*m_caster,i_spellST->second.targetEntry,range);
1567	Trinity::GameObjectLastSearcher<Trinity::NearestGameObjectEntryInObjectRangeCheck> checker(p_GameObject,go_check);
1568
1569	TypeContainerVisitor<Trinity::GameObjectLastSearcher<Trinity::NearestGameObjectEntryInObjectRangeCheck>, GridTypeMapContainer > object_checker(checker);
1570	CellLock<GridReadGuard> cell_lock(cell, p);
1571	cell_lock->Visit(cell_lock, object_checker, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1572
1573	if(p_GameObject)
1574	{
1575	// remember found target and range, next attempt will find more near target with another entry
1576	creatureScriptTarget = NULL;
1577	goScriptTarget = p_GameObject;
1578	range = go_check.GetLastRange();
1579	}
1580	}
1581	else if( focusObject ) //Focus Object
1582	{
1583	float frange = m_caster->GetDistance(focusObject);
1584	if(range >= frange)
1585	{
1586	creatureScriptTarget = NULL;
1587	goScriptTarget = focusObject;
1588	range = frange;
1589	}
1590	}
1591	break;
1592	}
1593	case SPELL_TARGET_TYPE_CREATURE:
1594	case SPELL_TARGET_TYPE_DEAD:
1595	default:
1596	{
1597	Creature *p_Creature = NULL;
1598
1599	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1600	Cell cell(p);
1601	cell.data.Part.reserved = ALL_DISTRICT;
1602	cell.SetNoCreate(); // Really don't know what is that???
1603
1604	Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck u_check(*m_caster,i_spellST->second.targetEntry,i_spellST->second.type!=SPELL_TARGET_TYPE_DEAD,range);
1605	Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck> searcher(p_Creature, u_check);
1606
1607	TypeContainerVisitor<Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck>, WorldTypeMapContainer > world_creature_searcher(searcher);
1608	TypeContainerVisitor<Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck>, GridTypeMapContainer > grid_creature_searcher(searcher);
1609
1610	CellLock<GridReadGuard> cell_lock(cell, p);
1611	cell_lock->Visit(cell_lock, world_creature_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1612	cell_lock->Visit(cell_lock, grid_creature_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1613
1614	if(p_Creature )
1615	{
1616	creatureScriptTarget = p_Creature;
1617	goScriptTarget = NULL;
1618	range = u_check.GetLastRange();
1619	}
1620	break;
1621	}
1622	}
1623	}
1624
1625	if(cur == TARGET_SCRIPT_COORDINATES)
1626	{
1627	if(creatureScriptTarget)
1628	m_targets.setDestination(creatureScriptTarget->GetPositionX(),creatureScriptTarget->GetPositionY(),creatureScriptTarget->GetPositionZ());
1629	else if(goScriptTarget)
1630	m_targets.setDestination(goScriptTarget->GetPositionX(),goScriptTarget->GetPositionY(),goScriptTarget->GetPositionZ());
1631	}
1632	else
1633	{
1634	if(creatureScriptTarget)
1635	TagUnitMap.push_back(creatureScriptTarget);
1636	else if(goScriptTarget)
1637	AddGOTarget(goScriptTarget, i);
1638	}
1639	}break;
1640
1641	// dummy
1642	case TARGET_AREAEFFECT_CUSTOM_2:
1643	{
1644	TagUnitMap.push_back(m_caster);
1645	break;
1646	}
1647
1648	case TARGET_ALL_PARTY_AROUND_CASTER:
1649	case TARGET_ALL_PARTY_AROUND_CASTER_2:
1650	case TARGET_ALL_PARTY:
1651	{
1652	Player *pTarget = m_caster->GetCharmerOrOwnerPlayerOrPlayerItself();
1653	Group *pGroup = pTarget ? pTarget->GetGroup() : NULL;
1654
1655	if(pGroup)
1656	{
1657	uint8 subgroup = pTarget->GetSubGroup();
1658
1659	for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
1660	{
1661	Player* Target = itr->getSource();
1662
1663	// IsHostileTo check duel and controlled by enemy
1664	if( Target && Target->GetSubGroup()==subgroup && !m_caster->IsHostileTo(Target) )
1665	{
1666	if( m_caster->IsWithinDistInMap(Target, radius) )
1667	TagUnitMap.push_back(Target);
1668
1669	if(Pet* pet = Target->GetPet())
1670	if( m_caster->IsWithinDistInMap(pet, radius) )
1671	TagUnitMap.push_back(pet);
1672	}
1673	}
1674	}
1675	else
1676	{
1677	Unit* ownerOrSelf = pTarget ? pTarget : m_caster->GetCharmerOrOwnerOrSelf();
1678	if(ownerOrSelf==m_caster \|\| m_caster->IsWithinDistInMap(ownerOrSelf, radius))
1679	TagUnitMap.push_back(ownerOrSelf);
1680	if(Pet* pet = ownerOrSelf->GetPet())
1681	if( m_caster->IsWithinDistInMap(pet, radius) )
1682	TagUnitMap.push_back(pet);
1683	}
1684	}break;
1685	case TARGET_RANDOM_RAID_MEMBER:
1686	{
1687	if (m_caster->GetTypeId() == TYPEID_PLAYER)
1688	if(Player* target = ((Player*)m_caster)->GetNextRandomRaidMember(radius))
1689	TagUnitMap.push_back(target);
1690	}break;
1691	// TARGET_SINGLE_PARTY means that the spells can only be casted on a party member and not on the caster (some seals, fire shield from imp, etc..)
1692	case TARGET_SINGLE_PARTY:
1693	{
1694	Unit *target = m_targets.getUnitTarget();
1695	// Thoses spells apparently can't be casted on the caster.
1696	if( target && target != m_caster)
1697	{
1698	// Can only be casted on group's members or its pets
1699	Group *pGroup = NULL;
1700
1701	Unit* owner = m_caster->GetCharmerOrOwner();
1702	Unit *targetOwner = target->GetCharmerOrOwner();
1703	if(owner)
1704	{
1705	if(owner->GetTypeId() == TYPEID_PLAYER)
1706	{
1707	if( target == owner )
1708	{
1709	TagUnitMap.push_back(target);
1710	break;
1711	}
1712	pGroup = ((Player*)owner)->GetGroup();
1713	}
1714	}
1715	else if (m_caster->GetTypeId() == TYPEID_PLAYER)
1716	{
1717	if( targetOwner == m_caster && target->GetTypeId()==TYPEID_UNIT && ((Creature*)target)->isPet())
1718	{
1719	TagUnitMap.push_back(target);
1720	break;
1721	}
1722	pGroup = ((Player*)m_caster)->GetGroup();
1723	}
1724
1725	if(pGroup)
1726	{
1727	// Our target can also be a player's pet who's grouped with us or our pet. But can't be controlled player
1728	if(targetOwner)
1729	{
1730	if( targetOwner->GetTypeId() == TYPEID_PLAYER &&
1731	target->GetTypeId()==TYPEID_UNIT && (((Creature*)target)->isPet()) &&
1732	target->GetOwnerGUID()==targetOwner->GetGUID() &&
1733	pGroup->IsMember(((Player*)targetOwner)->GetGUID()))
1734	{
1735	TagUnitMap.push_back(target);
1736	}
1737	}
1738	// 1Our target can be a player who is on our group
1739	else if (target->GetTypeId() == TYPEID_PLAYER && pGroup->IsMember(((Player*)target)->GetGUID()))
1740	{
1741	TagUnitMap.push_back(target);
1742	}
1743	}
1744	}
1745	}break;
1746	case TARGET_ALL_ENEMY_IN_AREA_CHANNELED:
1747	{
1748	// targets the ground, not the units in the area
1749	if (m_spellInfo->Effect[i]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
1750	{
1751	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1752	Cell cell(p);
1753	cell.data.Part.reserved = ALL_DISTRICT;
1754	cell.SetNoCreate();
1755
1756	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_AOE_DAMAGE);
1757
1758	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1759	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1760
1761	CellLock<GridReadGuard> cell_lock(cell, p);
1762	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1763	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1764	}
1765	}break;
1766	case TARGET_AREAEFFECT_PARTY:
1767	{
1768	Unit* owner = m_caster->GetCharmerOrOwner();
1769	Player *pTarget = NULL;
1770
1771	if(owner)
1772	{
1773	TagUnitMap.push_back(m_caster);
1774	if(owner->GetTypeId() == TYPEID_PLAYER)
1775	pTarget = (Player*)owner;
1776	}
1777	else if (m_caster->GetTypeId() == TYPEID_PLAYER)
1778	{
1779	if(Unit* target = m_targets.getUnitTarget())
1780	{
1781	if( target->GetTypeId() != TYPEID_PLAYER)
1782	{
1783	if(((Creature*)target)->isPet())
1784	{
1785	Unit *targetOwner = target->GetOwner();
1786	if(targetOwner->GetTypeId() == TYPEID_PLAYER)
1787	pTarget = (Player*)targetOwner;
1788	}
1789	}
1790	else
1791	pTarget = (Player*)target;
1792	}
1793	}
1794
1795	Group* pGroup = pTarget ? pTarget->GetGroup() : NULL;
1796
1797	if(pGroup)
1798	{
1799	uint8 subgroup = pTarget->GetSubGroup();
1800
1801	for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
1802	{
1803	Player* Target = itr->getSource();
1804
1805	// IsHostileTo check duel and controlled by enemy
1806	if(Target && Target->GetSubGroup()==subgroup && !m_caster->IsHostileTo(Target))
1807	{
1808	if( pTarget->IsWithinDistInMap(Target, radius) )
1809	TagUnitMap.push_back(Target);
1810
1811	if(Pet* pet = Target->GetPet())
1812	if( pTarget->IsWithinDistInMap(pet, radius) )
1813	TagUnitMap.push_back(pet);
1814	}
1815	}
1816	}
1817	else if (owner)
1818	{
1819	if(m_caster->IsWithinDistInMap(owner, radius))
1820	TagUnitMap.push_back(owner);
1821	}
1822	else if(pTarget)
1823	{
1824	TagUnitMap.push_back(pTarget);
1825
1826	if(Pet* pet = pTarget->GetPet())
1827	if( m_caster->IsWithinDistInMap(pet, radius) )
1828	TagUnitMap.push_back(pet);
1829	}
1830
1831	}break;
1832	case TARGET_CHAIN_HEAL:
1833	{
1834	Unit* pUnitTarget = m_targets.getUnitTarget();
1835	if(!pUnitTarget)
1836	break;
1837
1838	if (EffectChainTarget <= 1)
1839	TagUnitMap.push_back(pUnitTarget);
1840	else
1841	{
1842	unMaxTargets = EffectChainTarget;
1843	float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
1844
1845	std::list<Unit *> tempUnitMap;
1846
1847	{
1848	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1849	Cell cell(p);
1850	cell.data.Part.reserved = ALL_DISTRICT;
1851	cell.SetNoCreate();
1852
1853	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, tempUnitMap, max_range, PUSH_SELF_CENTER, SPELL_TARGETS_FRIENDLY);
1854
1855	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1856	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1857
1858	CellLock<GridReadGuard> cell_lock(cell, p);
1859	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1860	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1861
1862	}
1863
1864	if(m_caster != pUnitTarget && std::find(tempUnitMap.begin(),tempUnitMap.end(),m_caster) == tempUnitMap.end() )
1865	tempUnitMap.push_front(m_caster);
1866
1867	tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
1868
1869	if(tempUnitMap.empty())
1870	break;
1871
1872	if(*tempUnitMap.begin() == pUnitTarget)
1873	tempUnitMap.erase(tempUnitMap.begin());
1874
1875	TagUnitMap.push_back(pUnitTarget);
1876	uint32 t = unMaxTargets - 1;
1877	Unit *prev = pUnitTarget;
1878	std::list<Unit*>::iterator next = tempUnitMap.begin();
1879
1880	while(t && next != tempUnitMap.end() )
1881	{
1882	if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
1883	break;
1884
1885	if(!prev->IsWithinLOSInMap(*next))
1886	{
1887	++next;
1888	continue;
1889	}
1890
1891	if((next)->GetHealth() == (next)->GetMaxHealth())
1892	{
1893	next = tempUnitMap.erase(next);
1894	continue;
1895	}
1896
1897	prev = *next;
1898	TagUnitMap.push_back(prev);
1899	tempUnitMap.erase(next);
1900	tempUnitMap.sort(TargetDistanceOrder(prev));
1901	next = tempUnitMap.begin();
1902
1903	--t;
1904	}
1905	}
1906	}break;
1907	case TARGET_AREAEFFECT_PARTY_AND_CLASS:
1908	{
1909	Player* targetPlayer = m_targets.getUnitTarget() && m_targets.getUnitTarget()->GetTypeId() == TYPEID_PLAYER
1910	? (Player*)m_targets.getUnitTarget() : NULL;
1911
1912	Group* pGroup = targetPlayer ? targetPlayer->GetGroup() : NULL;
1913	if(pGroup)
1914	{
1915	for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
1916	{
1917	Player* Target = itr->getSource();
1918
1919	// IsHostileTo check duel and controlled by enemy
1920	if( Target && targetPlayer->IsWithinDistInMap(Target, radius) &&
1921	targetPlayer->getClass() == Target->getClass() &&
1922	!m_caster->IsHostileTo(Target) )
1923	{
1924	TagUnitMap.push_back(Target);
1925	}
1926	}
1927	}
1928	else if(m_targets.getUnitTarget())
1929	TagUnitMap.push_back(m_targets.getUnitTarget());
1930	break;
1931	}
1932
1933	// destination around caster
1934	case TARGET_DEST_CASTER_FRONT_LEFT:
1935	case TARGET_DEST_CASTER_BACK_LEFT:
1936	case TARGET_DEST_CASTER_BACK_RIGHT:
1937	case TARGET_DEST_CASTER_FRONT_RIGHT:
1938	case TARGET_DEST_CASTER_FRONT:
1939	case TARGET_MINION:
1940	case TARGET_DEST_CASTER_FRONT_LEAP:
1941	case TARGET_DEST_CASTER_FRONT_UNKNOWN:
1942	case TARGET_DEST_CASTER_BACK:
1943	case TARGET_DEST_CASTER_RIGHT:
1944	case TARGET_DEST_CASTER_LEFT:
1945	case TARGET_DEST_CASTER_RANDOM:
1946	case TARGET_DEST_CASTER_RADIUS:
1947	{
1948	float x, y, z, angle, dist;
1949
1950	if (m_spellInfo->EffectRadiusIndex[i])
1951	dist = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
1952	else
1953	dist = 3.0f;//do we need this?
1954	if (cur == TARGET_DEST_CASTER_RANDOM)
1955	dist *= rand_norm(); // This case we need to consider caster size
1956	else
1957	dist -= m_caster->GetObjectSize(); // Size is calculated in GetNearPoint(), but we do not need it
1958	//need a new function to remove this repeated work
1959
1960	switch(cur)
1961	{
1962	case TARGET_DEST_CASTER_FRONT_LEFT: angle = -M_PI/4; break;
1963	case TARGET_DEST_CASTER_BACK_LEFT: angle = -3*M_PI/4; break;
1964	case TARGET_DEST_CASTER_BACK_RIGHT: angle = 3*M_PI/4; break;
1965	case TARGET_DEST_CASTER_FRONT_RIGHT:angle = M_PI/4; break;
1966	case TARGET_MINION:
1967	case TARGET_DEST_CASTER_FRONT_LEAP:
1968	case TARGET_DEST_CASTER_FRONT_UNKNOWN:
1969	case TARGET_DEST_CASTER_FRONT: angle = 0.0f; break;
1970	case TARGET_DEST_CASTER_BACK: angle = M_PI; break;
1971	case TARGET_DEST_CASTER_RIGHT: angle = M_PI/2; break;
1972	case TARGET_DEST_CASTER_LEFT: angle = -M_PI/2; break;
1973	default: angle = rand_norm()2M_PI; break;
1974	}
1975
1976	m_caster->GetClosePoint(x, y, z, 0, dist, angle);
1977	m_targets.setDestination(x, y, z); // do not know if has ground visual
1978	}break;
1979
1980	// destination around target
1981	case TARGET_DEST_TARGET_FRONT:
1982	case TARGET_DEST_TARGET_BACK:
1983	case TARGET_DEST_TARGET_RIGHT:
1984	case TARGET_DEST_TARGET_LEFT:
1985	case TARGET_DEST_TARGET_RANDOM:
1986	case TARGET_DEST_TARGET_RADIUS:
1987	{
1988	Unit *target = m_targets.getUnitTarget();
1989	if(!target)
1990	{
1991	sLog.outError("SPELL: no unit target for spell ID %u\n", m_spellInfo->Id);
1992	break;
1993	}
1994
1995	float x, y, z, angle, dist;
1996
1997	if (m_spellInfo->EffectRadiusIndex[i])
1998	dist = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
1999	else
2000	dist = 3.0f;//do we need this?
2001	if (cur == TARGET_DEST_TARGET_RANDOM)
2002	dist *= rand_norm(); // This case we need to consider caster size
2003	else
2004	dist -= target->GetObjectSize(); // Size is calculated in GetNearPoint(), but we do not need it
2005	//need a new function to remove this repeated work
2006
2007	switch(cur)
2008	{
2009	case TARGET_DEST_TARGET_FRONT: angle = 0.0f; break;
2010	case TARGET_DEST_TARGET_BACK: angle = M_PI; break;
2011	case TARGET_DEST_TARGET_RIGHT: angle = M_PI/2; break;
2012	case TARGET_DEST_TARGET_LEFT: angle = -M_PI/2; break;
2013	default: angle = rand_norm()2M_PI; break;
2014	}
2015
2016	target->GetClosePoint(x, y, z, 0, dist, angle);
2017	m_targets.setDestination(x, y, z); // do not know if has ground visual
2018	}break;
2019
2020	// destination around destination
2021	case TARGET_DEST_DEST_RANDOM:
2022	{
2023	if(!m_targets.HasDest())
2024	{
2025	sLog.outError("SPELL: no destination for spell ID %u\n", m_spellInfo->Id);
2026	break;
2027	}
2028	float x, y, z, dist, px, py, pz;
2029	dist = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
2030	x = m_targets.m_destX;
2031	y = m_targets.m_destY;
2032	z = m_targets.m_destZ;
2033	m_caster->GetRandomPoint(x, y, z, dist, px, py, pz);
2034	m_targets.setDestination(px, py, pz);
2035	}break;
2036	case TARGET_SELF2:
2037	if(!m_targets.HasDest())
2038	{
2039	sLog.outError("SPELL: no destination for spell ID %u\n", m_spellInfo->Id);
2040	break;
2041	}
2042	break;
2043	default:
2044	break;
2045	}
2046
2047	if (unMaxTargets && TagUnitMap.size() > unMaxTargets)
2048	{
2049	// make sure one unit is always removed per iteration
2050	uint32 removed_utarget = 0;
2051	for (std::list<Unit*>::iterator itr = TagUnitMap.begin(), next; itr != TagUnitMap.end(); itr = next)
2052	{
2053	next = itr;
2054	++next;
2055	if (!*itr) continue;
2056	if ((*itr) == m_targets.getUnitTarget())
2057	{
2058	TagUnitMap.erase(itr);
2059	removed_utarget = 1;
2060	// break;
2061	}
2062	}
2063	// remove random units from the map
2064	while (TagUnitMap.size() > unMaxTargets - removed_utarget)
2065	{
2066	uint32 poz = urand(0, TagUnitMap.size()-1);
2067	for (std::list<Unit*>::iterator itr = TagUnitMap.begin(); itr != TagUnitMap.end(); ++itr, --poz)
2068	{
2069	if (!*itr) continue;
2070	if (!poz)
2071	{
2072	TagUnitMap.erase(itr);
2073	break;
2074	}
2075	}
2076	}
2077	// the player's target will always be added to the map
2078	if (removed_utarget && m_targets.getUnitTarget())
2079	TagUnitMap.push_back(m_targets.getUnitTarget());
2080	}
2081	}
2082
2083	void Spell::prepare(SpellCastTargets * targets, Aura* triggeredByAura)
2084	{
2085	m_targets = *targets;
2086
2087	m_spellState = SPELL_STATE_PREPARING;
2088
2089	m_caster->GetPosition(m_castPositionX, m_castPositionY, m_castPositionZ);
2090	m_castOrientation = m_caster->GetOrientation();
2091
2092	if(triggeredByAura)
2093	m_triggeredByAuraSpell = triggeredByAura->GetSpellProto();
2094
2095	// create and add update event for this spell
2096	SpellEvent* Event = new SpellEvent(this);
2097	m_caster->m_Events.AddEvent(Event, m_caster->m_Events.CalculateTime(1));
2098
2099	//Prevent casting at cast another spell (ServerSide check)
2100	if(m_caster->IsNonMeleeSpellCasted(false, true) && m_cast_count)
2101	{
2102	SendCastResult(SPELL_FAILED_SPELL_IN_PROGRESS);
2103	finish(false);
2104	return;
2105	}
2106
2107	if(m_caster->GetTypeId() == TYPEID_PLAYER \|\| (m_caster->GetTypeId() == TYPEID_UNIT && ((Creature*)m_caster)->isPet()))
2108	{
2109	if(objmgr.IsPlayerSpellDisabled(m_spellInfo->Id))
2110	{
2111	SendCastResult(SPELL_FAILED_SPELL_UNAVAILABLE);
2112	finish(false);
2113	return;
2114	}
2115	}
2116	else
2117	{
2118	if(objmgr.IsCreatureSpellDisabled(m_spellInfo->Id))
2119	{
2120	finish(false);
2121	return;
2122	}
2123	}
2124
2125	// Fill cost data
2126	m_powerCost = CalculatePowerCost();
2127
2128	uint8 result = CanCast(true);
2129	if(result != 0 && !IsAutoRepeat()) //always cast autorepeat dummy for triggering
2130	{
2131	if(triggeredByAura)
2132	{
2133	SendChannelUpdate(0);
2134	triggeredByAura->SetAuraDuration(0);
2135	}
2136	SendCastResult(result);
2137	finish(false);
2138	return;
2139	}
2140
2141	// calculate cast time (calculated after first CanCast check to prevent charge counting for first CanCast fail)
2142	m_casttime = GetSpellCastTime(m_spellInfo, this);
2143
2144	// set timer base at cast time
2145	ReSetTimer();
2146
2147	if(m_IsTriggeredSpell)
2148	cast(true);
2149	else
2150	{
2151	m_caster->SetCurrentCastedSpell( this );
2152	m_selfContainer = &(m_caster->m_currentSpells[GetCurrentContainer()]);
2153	SendSpellStart();
2154	}
2155	}
2156
2157	void Spell::cancel()
2158	{
2159	if(m_spellState == SPELL_STATE_FINISHED)
2160	return;
2161
2162	m_autoRepeat = false;
2163	switch (m_spellState)
2164	{
2165	case SPELL_STATE_PREPARING:
2166	case SPELL_STATE_DELAYED:
2167	{
2168	SendInterrupted(0);
2169	SendCastResult(SPELL_FAILED_INTERRUPTED);
2170	} break;
2171
2172	case SPELL_STATE_CASTING:
2173	{
2174	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2175	{
2176	if( ihit->missCondition == SPELL_MISS_NONE )
2177	{
2178	Unit* unit = m_caster->GetGUID()==(ihit).targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
2179	if( unit && unit->isAlive() )
2180	unit->RemoveAurasDueToSpell(m_spellInfo->Id);
2181	}
2182	}
2183
2184	m_caster->RemoveAurasDueToSpell(m_spellInfo->Id);
2185	SendChannelUpdate(0);
2186	SendInterrupted(0);
2187	SendCastResult(SPELL_FAILED_INTERRUPTED);
2188	} break;
2189
2190	default:
2191	{
2192	} break;
2193	}
2194
2195	// Unsummon summon as possessed creatures on spell cancel
2196	for (int i = 0; i < 3; i++)
2197	{
2198	if (m_spellInfo->Effect[i] == SPELL_EFFECT_SUMMON &&
2199	(m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED \|\|
2200	m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED2 \|\|
2201	m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED3))
2202	{
2203	// Possession is removed in the UnSummon function
2204	if (m_caster->GetCharm())
2205	((TemporarySummon*)m_caster->GetCharm())->UnSummon();
2206	}
2207	}
2208
2209	finish(false);
2210	m_caster->RemoveDynObject(m_spellInfo->Id);
2211	m_caster->RemoveGameObject(m_spellInfo->Id,true);
2212	}
2213
2214	void Spell::cast(bool skipCheck)
2215	{
2216	SetExecutedCurrently(true);
2217
2218	uint8 castResult = 0;
2219
2220	// update pointers base at GUIDs to prevent access to non-existed already object
2221	UpdatePointers();
2222
2223	// cancel at lost main target unit
2224	if(!m_targets.getUnitTarget() && m_targets.getUnitTargetGUID() && m_targets.getUnitTargetGUID() != m_caster->GetGUID())
2225	{
2226	cancel();
2227	SetExecutedCurrently(false);
2228	return;
2229	}
2230
2231	if(m_caster->GetTypeId() != TYPEID_PLAYER && m_targets.getUnitTarget() && m_targets.getUnitTarget() != m_caster)
2232	m_caster->SetInFront(m_targets.getUnitTarget());
2233
2234	castResult = CheckPower();
2235	if(castResult != 0)
2236	{
2237	SendCastResult(castResult);
2238	finish(false);
2239	SetExecutedCurrently(false);
2240	return;
2241	}
2242
2243	// triggered cast called from Spell::prepare where it was already checked
2244	if(!skipCheck)
2245	{
2246	castResult = CanCast(false);
2247	if(castResult != 0)
2248	{
2249	SendCastResult(castResult);
2250	finish(false);
2251	SetExecutedCurrently(false);
2252	return;
2253	}
2254	}
2255
2256	FillTargetMap();
2257
2258	// stealth must be removed at cast starting (at show channel bar)
2259	// skip triggered spell (item equip spell casting and other not explicit character casts/item uses)
2260	if ( !m_IsTriggeredSpell && isSpellBreakStealth(m_spellInfo) )
2261	{
2262	m_caster->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_CAST);
2263	}
2264
2265	// who did this hack?
2266	// Conflagrate - consumes immolate
2267	if ((m_spellInfo->TargetAuraState == AURA_STATE_IMMOLATE) && m_targets.getUnitTarget())
2268	{
2269	// for caster applied auras only
2270	Unit::AuraList const &mPeriodic = m_targets.getUnitTarget()->GetAurasByType(SPELL_AURA_PERIODIC_DAMAGE);
2271	for(Unit::AuraList::const_iterator i = mPeriodic.begin(); i != mPeriodic.end(); ++i)
2272	{
2273	if( (i)->GetSpellProto()->SpellFamilyName == SPELLFAMILY_WARLOCK && ((i)->GetSpellProto()->SpellFamilyFlags & 4) &&
2274	(*i)->GetCasterGUID()==m_caster->GetGUID() )
2275	{
2276	m_targets.getUnitTarget()->RemoveAura((i)->GetId(), (i)->GetEffIndex());
2277	break;
2278	}
2279	}
2280	}
2281
2282	if(const std::vector<int32> *spell_triggered = spellmgr.GetSpellLinked(m_spellInfo->Id))
2283	{
2284	for(std::vector<int32>::const_iterator i = spell_triggered->begin(); i != spell_triggered->end(); ++i)
2285	{
2286	if(spell_triggered < 0)
2287	m_caster->RemoveAurasDueToSpell(-(*i));
2288	else
2289	m_caster->CastSpell(m_targets.getUnitTarget() ? m_targets.getUnitTarget() : m_caster, *i, true);
2290	}
2291	}
2292
2293	// traded items have trade slot instead of guid in m_itemTargetGUID
2294	// set to real guid to be sent later to the client
2295	m_targets.updateTradeSlotItem();
2296
2297	// CAST SPELL
2298	SendSpellCooldown();
2299
2300	TakePower();
2301	TakeReagents(); // we must remove reagents before HandleEffects to allow place crafted item in same slot
2302
2303	if(m_spellState == SPELL_STATE_FINISHED) // stop cast if spell marked as finish somewhere in Take*/FillTargetMap
2304	{
2305	SetExecutedCurrently(false);
2306	return;
2307	}
2308
2309	SendCastResult(castResult);
2310	SendSpellGo(); // we must send smsg_spell_go packet before m_castItem delete in TakeCastItem()...
2311
2312	// Pass cast spell event to handler (not send triggered by aura spells)
2313	if (m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_MELEE && m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_RANGED && !m_triggeredByAuraSpell)
2314	{
2315	m_caster->ProcDamageAndSpell(m_targets.getUnitTarget(), PROC_FLAG_CAST_SPELL, PROC_FLAG_NONE, 0, SPELL_SCHOOL_MASK_NONE, m_spellInfo, m_IsTriggeredSpell);
2316
2317	// update pointers base at GUIDs to prevent access to non-existed already object
2318	UpdatePointers(); // pointers can be invalidate at triggered spell casting
2319	}
2320
2321	// Okay, everything is prepared. Now we need to distinguish between immediate and evented delayed spells
2322	if (m_spellInfo->speed > 0.0f && !IsChanneledSpell(m_spellInfo))
2323	{
2324
2325	// Remove used for cast item if need (it can be already NULL after TakeReagents call
2326	// in case delayed spell remove item at cast delay start
2327	TakeCastItem();
2328
2329	// Okay, maps created, now prepare flags
2330	m_immediateHandled = false;
2331	m_spellState = SPELL_STATE_DELAYED;
2332	SetDelayStart(0);
2333	}
2334	else
2335	{
2336	// Immediate spell, no big deal
2337	handle_immediate();
2338	}
2339
2340	SetExecutedCurrently(false);
2341	}
2342
2343	void Spell::handle_immediate()
2344	{
2345	// start channeling if applicable
2346	if(IsChanneledSpell(m_spellInfo))
2347	{
2348	m_spellState = SPELL_STATE_CASTING;
2349	m_caster->AddInterruptMask(m_spellInfo->ChannelInterruptFlags);
2350	SendChannelStart(GetSpellDuration(m_spellInfo));
2351	}
2352
2353	// process immediate effects (items, ground, etc.) also initialize some variables
2354	_handle_immediate_phase();
2355
2356	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2357	DoAllEffectOnTarget(&(*ihit));
2358
2359	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
2360	DoAllEffectOnTarget(&(*ihit));
2361
2362	// spell is finished, perform some last features of the spell here
2363	_handle_finish_phase();
2364
2365	// Remove used for cast item if need (it can be already NULL after TakeReagents call
2366	TakeCastItem();
2367
2368	if(m_spellState != SPELL_STATE_CASTING)
2369	finish(true); // successfully finish spell cast (not last in case autorepeat or channel spell)
2370	}
2371
2372	uint64 Spell::handle_delayed(uint64 t_offset)
2373	{
2374	uint64 next_time = 0;
2375
2376	if (!m_immediateHandled)
2377	{
2378	_handle_immediate_phase();
2379	m_immediateHandled = true;
2380	}
2381
2382	// 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)
2383	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end();++ihit)
2384	{
2385	if (ihit->processed == false)
2386	{
2387	if ( ihit->timeDelay <= t_offset )
2388	DoAllEffectOnTarget(&(*ihit));
2389	else if( next_time == 0 \|\| ihit->timeDelay < next_time )
2390	next_time = ihit->timeDelay;
2391	}
2392	}
2393
2394	// now recheck gameobject targeting correctness
2395	for(std::list<GOTargetInfo>::iterator ighit= m_UniqueGOTargetInfo.begin(); ighit != m_UniqueGOTargetInfo.end();++ighit)
2396	{
2397	if (ighit->processed == false)
2398	{
2399	if ( ighit->timeDelay <= t_offset )
2400	DoAllEffectOnTarget(&(*ighit));
2401	else if( next_time == 0 \|\| ighit->timeDelay < next_time )
2402	next_time = ighit->timeDelay;
2403	}
2404	}
2405	// All targets passed - need finish phase
2406	if (next_time == 0)
2407	{
2408	// spell is finished, perform some last features of the spell here
2409	_handle_finish_phase();
2410
2411	finish(true); // successfully finish spell cast
2412
2413	// return zero, spell is finished now
2414	return 0;
2415	}
2416	else
2417	{
2418	// spell is unfinished, return next execution time
2419	return next_time;
2420	}
2421	}
2422
2423	void Spell::_handle_immediate_phase()
2424	{
2425	// handle some immediate features of the spell here
2426	HandleThreatSpells(m_spellInfo->Id);
2427
2428	m_needSpellLog = IsNeedSendToClient();
2429	for(uint32 j = 0;j<3;j++)
2430	{
2431	if(m_spellInfo->Effect[j]==0)
2432	continue;
2433
2434	// apply Send Event effect to ground in case empty target lists
2435	if( m_spellInfo->Effect[j] == SPELL_EFFECT_SEND_EVENT && !HaveTargetsForEffect(j) )
2436	{
2437	HandleEffects(NULL,NULL,NULL, j);
2438	continue;
2439	}
2440
2441	// Don't do spell log, if is school damage spell
2442	if(m_spellInfo->Effect[j] == SPELL_EFFECT_SCHOOL_DAMAGE \|\| m_spellInfo->Effect[j] == 0)
2443	m_needSpellLog = false;
2444
2445	uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[j];
2446	if(m_originalCaster)
2447	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
2448	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
2449
2450	// initialize multipliers
2451	m_damageMultipliers[j] = 1.0f;
2452	if( (m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_DAMAGE \|\| m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_HEAL) &&
2453	(EffectChainTarget > 1) )
2454	m_applyMultiplierMask \|= 1 << j;
2455	}
2456
2457	// initialize Diminishing Returns Data
2458	m_diminishLevel = DIMINISHING_LEVEL_1;
2459	m_diminishGroup = DIMINISHING_NONE;
2460
2461	// process items
2462	for(std::list<ItemTargetInfo>::iterator ihit= m_UniqueItemInfo.begin();ihit != m_UniqueItemInfo.end();++ihit)
2463	DoAllEffectOnTarget(&(*ihit));
2464
2465	// process ground
2466	for(uint32 j = 0;j<3;j++)
2467	{
2468	// persistent area auras target only the ground
2469	if(m_spellInfo->Effect[j] == SPELL_EFFECT_PERSISTENT_AREA_AURA)
2470	HandleEffects(NULL,NULL,NULL, j);
2471	}
2472	}
2473
2474	void Spell::_handle_finish_phase()
2475	{
2476	// spell log
2477	if(m_needSpellLog)
2478	SendLogExecute();
2479	}
2480
2481	void Spell::SendSpellCooldown()
2482	{
2483	if(m_caster->GetTypeId() != TYPEID_PLAYER)
2484	return;
2485
2486	Player* _player = (Player*)m_caster;
2487	// Add cooldown for max (disable spell)
2488	// Cooldown started on SendCooldownEvent call
2489	if (m_spellInfo->Attributes & SPELL_ATTR_DISABLED_WHILE_ACTIVE)
2490	{
2491	_player->AddSpellCooldown(m_spellInfo->Id, 0, time(NULL) - 1);
2492	return;
2493	}
2494
2495	// init cooldown values
2496	uint32 cat = 0;
2497	int32 rec = -1;
2498	int32 catrec = -1;
2499
2500	// some special item spells without correct cooldown in SpellInfo
2501	// cooldown information stored in item prototype
2502	// This used in same way in WorldSession::HandleItemQuerySingleOpcode data sending to client.
2503
2504	if(m_CastItem)
2505	{
2506	ItemPrototype const* proto = m_CastItem->GetProto();
2507	if(proto)
2508	{
2509	for(int idx = 0; idx < 5; ++idx)
2510	{
2511	if(proto->Spells[idx].SpellId == m_spellInfo->Id)
2512	{
2513	cat = proto->Spells[idx].SpellCategory;
2514	rec = proto->Spells[idx].SpellCooldown;
2515	catrec = proto->Spells[idx].SpellCategoryCooldown;
2516	break;
2517	}
2518	}
2519	}
2520	}
2521
2522	// if no cooldown found above then base at DBC data
2523	if(rec < 0 && catrec < 0)
2524	{
2525	cat = m_spellInfo->Category;
2526	rec = m_spellInfo->RecoveryTime;
2527	catrec = m_spellInfo->CategoryRecoveryTime;
2528	}
2529
2530	// shoot spells used equipped item cooldown values already assigned in GetAttackTime(RANGED_ATTACK)
2531	// prevent 0 cooldowns set by another way
2532	if (rec <= 0 && catrec <= 0 && (cat == 76 \|\| cat == 351))
2533	rec = _player->GetAttackTime(RANGED_ATTACK);
2534
2535	// Now we have cooldown data (if found any), time to apply mods
2536	if(rec > 0)
2537	_player->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COOLDOWN, rec, this);
2538
2539	if(catrec > 0)
2540	_player->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COOLDOWN, catrec, this);
2541
2542	// replace negative cooldowns by 0
2543	if (rec < 0) rec = 0;
2544	if (catrec < 0) catrec = 0;
2545
2546	// no cooldown after applying spell mods
2547	if( rec == 0 && catrec == 0)
2548	return;
2549
2550	time_t curTime = time(NULL);
2551
2552	time_t catrecTime = catrec ? curTime+catrec/1000 : 0; // in secs
2553	time_t recTime = rec ? curTime+rec/1000 : catrecTime;// in secs
2554
2555	// self spell cooldown
2556	if(recTime > 0)
2557	_player->AddSpellCooldown(m_spellInfo->Id, m_CastItem ? m_CastItem->GetEntry() : 0, recTime);
2558
2559	// category spells
2560	if (catrec > 0)
2561	{
2562	SpellCategoryStore::const_iterator i_scstore = sSpellCategoryStore.find(cat);
2563	if(i_scstore != sSpellCategoryStore.end())
2564	{
2565	for(SpellCategorySet::const_iterator i_scset = i_scstore->second.begin(); i_scset != i_scstore->second.end(); ++i_scset)
2566	{
2567	if(*i_scset == m_spellInfo->Id) // skip main spell, already handled above
2568	continue;
2569
2570	_player->AddSpellCooldown(m_spellInfo->Id, m_CastItem ? m_CastItem->GetEntry() : 0, catrecTime);
2571	}
2572	}
2573	}
2574	}
2575
2576	void Spell::update(uint32 difftime)
2577	{
2578	// update pointers based at it's GUIDs
2579	UpdatePointers();
2580
2581	if(m_targets.getUnitTargetGUID() && !m_targets.getUnitTarget())
2582	{
2583	cancel();
2584	return;
2585	}
2586
2587	// check if the player caster has moved before the spell finished
2588	if ((m_caster->GetTypeId() == TYPEID_PLAYER && m_timer != 0) &&
2589	(m_castPositionX != m_caster->GetPositionX() \|\| m_castPositionY != m_caster->GetPositionY() \|\| m_castPositionZ != m_caster->GetPositionZ()) &&
2590	(m_spellInfo->Effect[0] != SPELL_EFFECT_STUCK \|\| !m_caster->HasUnitMovementFlag(MOVEMENTFLAG_FALLING)))
2591	{
2592	// always cancel for channeled spells
2593	//if( m_spellState == SPELL_STATE_CASTING )
2594	// cancel();
2595	// don't cancel for melee, autorepeat, triggered and instant spells
2596	//else
2597	if(!IsNextMeleeSwingSpell() && !IsAutoRepeat() && !m_IsTriggeredSpell && (m_spellInfo->InterruptFlags & SPELL_INTERRUPT_FLAG_MOVEMENT))
2598	cancel();
2599	}
2600
2601	switch(m_spellState)
2602	{
2603	case SPELL_STATE_PREPARING:
2604	{
2605	if(m_timer)
2606	{
2607	if(difftime >= m_timer)
2608	m_timer = 0;
2609	else
2610	m_timer -= difftime;
2611	}
2612
2613	if(m_timer == 0 && !IsNextMeleeSwingSpell() && !IsAutoRepeat())
2614	cast();
2615	} break;
2616	case SPELL_STATE_CASTING:
2617	{
2618	if(m_timer > 0)
2619	{
2620	if( m_caster->GetTypeId() == TYPEID_PLAYER )
2621	{
2622	// check if player has jumped before the channeling finished
2623	if(m_caster->HasUnitMovementFlag(MOVEMENTFLAG_JUMPING))
2624	cancel();
2625
2626	// check for incapacitating player states
2627	if( m_caster->hasUnitState(UNIT_STAT_STUNNED \| UNIT_STAT_CONFUSED))
2628	cancel();
2629	}
2630
2631	// check if there are alive targets left
2632	if (!IsAliveUnitPresentInTargetList())
2633	{
2634	SendChannelUpdate(0);
2635	finish();
2636	}
2637
2638	if(difftime >= m_timer)
2639	m_timer = 0;
2640	else
2641	m_timer -= difftime;
2642	}
2643
2644	if(m_timer == 0)
2645	{
2646	SendChannelUpdate(0);
2647
2648	// channeled spell processed independently for quest targeting
2649	// cast at creature (or GO) quest objectives update at successful cast channel finished
2650	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
2651	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() )
2652	{
2653	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2654	{
2655	TargetInfo* target = &*ihit;
2656	if(!IS_CREATURE_GUID(target->targetGUID))
2657	continue;
2658
2659	Unit* unit = m_caster->GetGUID()==target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster,target->targetGUID);
2660	if (unit==NULL)
2661	continue;
2662
2663	((Player*)m_caster)->CastedCreatureOrGO(unit->GetEntry(),unit->GetGUID(),m_spellInfo->Id);
2664	}
2665
2666	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
2667	{
2668	GOTargetInfo* target = &*ihit;
2669
2670	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, target->targetGUID);
2671	if(!go)
2672	continue;
2673
2674	((Player*)m_caster)->CastedCreatureOrGO(go->GetEntry(),go->GetGUID(),m_spellInfo->Id);
2675	}
2676	}
2677
2678	finish();
2679	}
2680	} break;
2681	default:
2682	{
2683	}break;
2684	}
2685	}
2686
2687	void Spell::finish(bool ok)
2688	{
2689	if(!m_caster)
2690	return;
2691
2692	if(m_spellState == SPELL_STATE_FINISHED)
2693	return;
2694
2695	m_spellState = SPELL_STATE_FINISHED;
2696
2697	if(IsChanneledSpell(m_spellInfo))
2698	m_caster->UpdateInterruptMask();
2699
2700	if(!m_caster->IsNonMeleeSpellCasted(false, false, true))
2701	m_caster->clearUnitState(UNIT_STAT_CASTING);
2702
2703	//remove spell mods
2704	if (m_caster->GetTypeId() == TYPEID_PLAYER)
2705	((Player*)m_caster)->RemoveSpellMods(this);
2706
2707	// other code related only to successfully finished spells
2708	if(!ok)
2709	return;
2710
2711	//handle SPELL_AURA_ADD_TARGET_TRIGGER auras
2712	Unit::AuraList const& targetTriggers = m_caster->GetAurasByType(SPELL_AURA_ADD_TARGET_TRIGGER);
2713	for(Unit::AuraList::const_iterator i = targetTriggers.begin(); i != targetTriggers.end(); ++i)
2714	{
2715	SpellEntry const auraSpellInfo = (i)->GetSpellProto();
2716	uint32 auraSpellIdx = (*i)->GetEffIndex();
2717	if (IsAffectedBy(auraSpellInfo, auraSpellIdx))
2718	{
2719	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2720	if( ihit->effectMask & (1<<auraSpellIdx) )
2721	{
2722	// check m_caster->GetGUID() let load auras at login and speedup most often case
2723	Unit unit = m_caster->GetGUID()== ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
2724	if (unit && unit->isAlive())
2725	{
2726	// Calculate chance at that moment (can be depend for example from combo points)
2727	int32 chance = m_caster->CalculateSpellDamage(auraSpellInfo, auraSpellIdx, (*i)->GetBasePoints(),unit);
2728
2729	if(roll_chance_i(chance))
2730	m_caster->CastSpell(unit, auraSpellInfo->EffectTriggerSpell[auraSpellIdx], true, NULL, (*i));
2731	}
2732	}
2733	}
2734	}
2735
2736	/*if (IsMeleeAttackResetSpell())
2737	{
2738	m_caster->resetAttackTimer(BASE_ATTACK);
2739	if(m_caster->haveOffhandWeapon())
2740	m_caster->resetAttackTimer(OFF_ATTACK);
2741	}*/
2742
2743	/*if (IsRangedAttackResetSpell())
2744	m_caster->resetAttackTimer(RANGED_ATTACK);*/
2745
2746	// Clear combo at finish state
2747	if(m_caster->GetTypeId() == TYPEID_PLAYER && NeedsComboPoints(m_spellInfo))
2748	{
2749	// Not drop combopoints if any miss exist
2750	bool needDrop = true;
2751	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2752	if (ihit->missCondition != SPELL_MISS_NONE)
2753	{
2754	needDrop = false;
2755	break;
2756	}
2757	if (needDrop)
2758	((Player*)m_caster)->ClearComboPoints();
2759	}
2760
2761	// call triggered spell only at successful cast (after clear combo points -> for add some if need)
2762	if(!m_TriggerSpells.empty())
2763	TriggerSpell();
2764
2765	// Stop Attack for some spells
2766	if( m_spellInfo->Attributes & SPELL_ATTR_STOP_ATTACK_TARGET )
2767	m_caster->AttackStop();
2768	}
2769
2770	void Spell::SendCastResult(uint8 result)
2771	{
2772	if (m_caster->GetTypeId() != TYPEID_PLAYER)
2773	return;
2774
2775	if(((Player*)m_caster)->GetSession()->PlayerLoading()) // don't send cast results at loading time
2776	return;
2777
2778	if(result != 0)
2779	{
2780	WorldPacket data(SMSG_CAST_FAILED, (4+1+1));
2781	data << uint32(m_spellInfo->Id);
2782	data << uint8(result); // problem
2783	data << uint8(m_cast_count); // single cast or multi 2.3 (0/1)
2784	switch (result)
2785	{
2786	case SPELL_FAILED_REQUIRES_SPELL_FOCUS:
2787	data << uint32(m_spellInfo->RequiresSpellFocus);
2788	break;
2789	case SPELL_FAILED_REQUIRES_AREA:
2790	// hardcode areas limitation case
2791	if( m_spellInfo->Id==41618 \|\| m_spellInfo->Id==41620 )
2792	data << uint32(3842);
2793	else if( m_spellInfo->Id==41617 \|\| m_spellInfo->Id==41619 )
2794	data << uint32(3905);
2795	// normal case
2796	else
2797	data << uint32(m_spellInfo->AreaId);
2798	break;
2799	case SPELL_FAILED_TOTEMS:
2800	if(m_spellInfo->Totem[0])
2801	data << uint32(m_spellInfo->Totem[0]);
2802	if(m_spellInfo->Totem[1])
2803	data << uint32(m_spellInfo->Totem[1]);
2804	break;
2805	case SPELL_FAILED_TOTEM_CATEGORY:
2806	if(m_spellInfo->TotemCategory[0])
2807	data << uint32(m_spellInfo->TotemCategory[0]);
2808	if(m_spellInfo->TotemCategory[1])
2809	data << uint32(m_spellInfo->TotemCategory[1]);
2810	break;
2811	case SPELL_FAILED_EQUIPPED_ITEM_CLASS:
2812	data << uint32(m_spellInfo->EquippedItemClass);
2813	data << uint32(m_spellInfo->EquippedItemSubClassMask);
2814	data << uint32(m_spellInfo->EquippedItemInventoryTypeMask);
2815	break;
2816	}
2817	((Player*)m_caster)->GetSession()->SendPacket(&data);
2818	}
2819	else
2820	{
2821	WorldPacket data(SMSG_CLEAR_EXTRA_AURA_INFO, (8+4));
2822	data.append(m_caster->GetPackGUID());
2823	data << uint32(m_spellInfo->Id);
2824	((Player*)m_caster)->GetSession()->SendPacket(&data);
2825	}
2826	}
2827
2828	void Spell::SendSpellStart()
2829	{
2830	if(!IsNeedSendToClient())
2831	return;
2832
2833	sLog.outDebug("Sending SMSG_SPELL_START id=%u",m_spellInfo->Id);
2834
2835	uint16 castFlags = CAST_FLAG_UNKNOWN1;
2836	if(IsRangedSpell())
2837	castFlags \|= CAST_FLAG_AMMO;
2838
2839	Unit * target;
2840	if(!m_targets.getUnitTarget())
2841	target = m_caster;
2842	else
2843	target = m_targets.getUnitTarget();
2844
2845	WorldPacket data(SMSG_SPELL_START, (8+8+4+4+2));
2846	if(m_CastItem)
2847	data.append(m_CastItem->GetPackGUID());
2848	else
2849	data.append(m_caster->GetPackGUID());
2850
2851	data.append(m_caster->GetPackGUID());
2852	data << uint32(m_spellInfo->Id);
2853	data << uint8(m_cast_count); // single cast or multi 2.3 (0/1)
2854	data << uint16(castFlags);
2855	data << uint32(m_timer);
2856
2857	m_targets.write(&data);
2858
2859	if( castFlags & CAST_FLAG_AMMO )
2860	WriteAmmoToPacket(&data);
2861
2862	m_caster->SendMessageToSet(&data, true);
2863	}
2864
2865	void Spell::SendSpellGo()
2866	{
2867	// not send invisible spell casting
2868	if(!IsNeedSendToClient())
2869	return;
2870
2871	sLog.outDebug("Sending SMSG_SPELL_GO id=%u",m_spellInfo->Id);
2872
2873	Unit * target;
2874	if(!m_targets.getUnitTarget())
2875	target = m_caster;
2876	else
2877	target = m_targets.getUnitTarget();
2878
2879	uint16 castFlags = CAST_FLAG_UNKNOWN3;
2880	if(IsRangedSpell())
2881	castFlags \|= CAST_FLAG_AMMO;
2882
2883	WorldPacket data(SMSG_SPELL_GO, 50); // guess size
2884	if(m_CastItem)
2885	data.append(m_CastItem->GetPackGUID());
2886	else
2887	data.append(m_caster->GetPackGUID());
2888
2889	data.append(m_caster->GetPackGUID());
2890	data << uint32(m_spellInfo->Id);
2891	data << uint16(castFlags);
2892	data << uint32(getMSTime()); // timestamp
2893
2894	WriteSpellGoTargets(&data);
2895
2896	m_targets.write(&data);
2897
2898	if( castFlags & CAST_FLAG_AMMO )
2899	WriteAmmoToPacket(&data);
2900
2901	m_caster->SendMessageToSet(&data, true);
2902	}
2903
2904	void Spell::WriteAmmoToPacket( WorldPacket * data )
2905	{
2906	uint32 ammoInventoryType = 0;
2907	uint32 ammoDisplayID = 0;
2908
2909	if (m_caster->GetTypeId() == TYPEID_PLAYER)
2910	{
2911	Item pItem = ((Player)m_caster)->GetWeaponForAttack( RANGED_ATTACK );
2912	if(pItem)
2913	{
2914	ammoInventoryType = pItem->GetProto()->InventoryType;
2915	if( ammoInventoryType == INVTYPE_THROWN )
2916	ammoDisplayID = pItem->GetProto()->DisplayInfoID;
2917	else
2918	{
2919	uint32 ammoID = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID);
2920	if(ammoID)
2921	{
2922	ItemPrototype const *pProto = objmgr.GetItemPrototype( ammoID );
2923	if(pProto)
2924	{
2925	ammoDisplayID = pProto->DisplayInfoID;
2926	ammoInventoryType = pProto->InventoryType;
2927	}
2928	}
2929	else if(m_caster->GetDummyAura(46699)) // Requires No Ammo
2930	{
2931	ammoDisplayID = 5996; // normal arrow
2932	ammoInventoryType = INVTYPE_AMMO;
2933	}
2934	}
2935	}
2936	}
2937	// TODO: implement selection ammo data based at ranged weapon stored in equipmodel/equipinfo/equipslot fields
2938
2939	*data << uint32(ammoDisplayID);
2940	*data << uint32(ammoInventoryType);
2941	}
2942
2943	void Spell::WriteSpellGoTargets( WorldPacket * data )
2944	{
2945	*data << (uint8)m_countOfHit;
2946	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2947	if ((*ihit).missCondition == SPELL_MISS_NONE) // Add only hits
2948	*data << uint64(ihit->targetGUID);
2949
2950	for(std::list<GOTargetInfo>::iterator ighit= m_UniqueGOTargetInfo.begin();ighit != m_UniqueGOTargetInfo.end();++ighit)
2951	*data << uint64(ighit->targetGUID); // Always hits
2952
2953	*data << (uint8)m_countOfMiss;
2954	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2955	{
2956	if( ihit->missCondition != SPELL_MISS_NONE ) // Add only miss
2957	{
2958	*data << uint64(ihit->targetGUID);
2959	*data << uint8(ihit->missCondition);
2960	if( ihit->missCondition == SPELL_MISS_REFLECT )
2961	*data << uint8(ihit->reflectResult);
2962	}
2963	}
2964	}
2965
2966	void Spell::SendLogExecute()
2967	{
2968	Unit *target = m_targets.getUnitTarget() ? m_targets.getUnitTarget() : m_caster;
2969
2970	WorldPacket data(SMSG_SPELLLOGEXECUTE, (8+4+4+4+4+8));
2971
2972	if(m_caster->GetTypeId() == TYPEID_PLAYER)
2973	data.append(m_caster->GetPackGUID());
2974	else
2975	data.append(target->GetPackGUID());
2976
2977	data << uint32(m_spellInfo->Id);
2978	uint32 count1 = 1;
2979	data << uint32(count1); // count1 (effect count?)
2980	for(uint32 i = 0; i < count1; ++i)
2981	{
2982	data << uint32(m_spellInfo->Effect[0]); // spell effect?
2983	uint32 count2 = 1;
2984	data << uint32(count2); // count2 (target count?)
2985	for(uint32 j = 0; j < count2; ++j)
2986	{
2987	switch(m_spellInfo->Effect[0])
2988	{
2989	case SPELL_EFFECT_POWER_DRAIN:
2990	if(Unit *unit = m_targets.getUnitTarget())
2991	data.append(unit->GetPackGUID());
2992	else
2993	data << uint8(0);
2994	data << uint32(0);
2995	data << uint32(0);
2996	data << float(0);
2997	break;
2998	case SPELL_EFFECT_ADD_EXTRA_ATTACKS:
2999	if(Unit *unit = m_targets.getUnitTarget())
3000	data.append(unit->GetPackGUID());
3001	else
3002	data << uint8(0);
3003	data << uint32(0); // count?
3004	break;
3005	case SPELL_EFFECT_INTERRUPT_CAST:
3006	if(Unit *unit = m_targets.getUnitTarget())
3007	data.append(unit->GetPackGUID());
3008	else
3009	data << uint8(0);
3010	data << uint32(0); // spellid
3011	break;
3012	case SPELL_EFFECT_DURABILITY_DAMAGE:
3013	if(Unit *unit = m_targets.getUnitTarget())
3014	data.append(unit->GetPackGUID());
3015	else
3016	data << uint8(0);
3017	data << uint32(0);
3018	data << uint32(0);
3019	break;
3020	case SPELL_EFFECT_OPEN_LOCK:
3021	case SPELL_EFFECT_OPEN_LOCK_ITEM:
3022	if(Item *item = m_targets.getItemTarget())
3023	data.append(item->GetPackGUID());
3024	else
3025	data << uint8(0);
3026	break;
3027	case SPELL_EFFECT_CREATE_ITEM:
3028	data << uint32(m_spellInfo->EffectItemType[0]);
3029	break;
3030	case SPELL_EFFECT_SUMMON:
3031	case SPELL_EFFECT_SUMMON_WILD:
3032	case SPELL_EFFECT_SUMMON_GUARDIAN:
3033	case SPELL_EFFECT_TRANS_DOOR:
3034	case SPELL_EFFECT_SUMMON_PET:
3035	case SPELL_EFFECT_SUMMON_POSSESSED:
3036	case SPELL_EFFECT_SUMMON_TOTEM:
3037	case SPELL_EFFECT_SUMMON_OBJECT_WILD:
3038	case SPELL_EFFECT_CREATE_HOUSE:
3039	case SPELL_EFFECT_DUEL:
3040	case SPELL_EFFECT_SUMMON_TOTEM_SLOT1:
3041	case SPELL_EFFECT_SUMMON_TOTEM_SLOT2:
3042	case SPELL_EFFECT_SUMMON_TOTEM_SLOT3:
3043	case SPELL_EFFECT_SUMMON_TOTEM_SLOT4:
3044	case SPELL_EFFECT_SUMMON_PHANTASM:
3045	case SPELL_EFFECT_SUMMON_CRITTER:
3046	case SPELL_EFFECT_SUMMON_OBJECT_SLOT1:
3047	case SPELL_EFFECT_SUMMON_OBJECT_SLOT2:
3048	case SPELL_EFFECT_SUMMON_OBJECT_SLOT3:
3049	case SPELL_EFFECT_SUMMON_OBJECT_SLOT4:
3050	case SPELL_EFFECT_SUMMON_DEMON:
3051	case SPELL_EFFECT_150:
3052	if(Unit *unit = m_targets.getUnitTarget())
3053	data.append(unit->GetPackGUID());
3054	else if(m_targets.getItemTargetGUID())
3055	data.appendPackGUID(m_targets.getItemTargetGUID());
3056	else if(GameObject *go = m_targets.getGOTarget())
3057	data.append(go->GetPackGUID());
3058	else
3059	data << uint8(0); // guid
3060	break;
3061	case SPELL_EFFECT_FEED_PET:
3062	data << uint32(m_targets.getItemTargetEntry());
3063	break;
3064	case SPELL_EFFECT_DISMISS_PET:
3065	if(Unit *unit = m_targets.getUnitTarget())
3066	data.append(unit->GetPackGUID());
3067	else
3068	data << uint8(0);
3069	break;
3070	default:
3071	return;
3072	}
3073	}
3074	}
3075
3076	m_caster->SendMessageToSet(&data, true);
3077	}
3078
3079	void Spell::SendInterrupted(uint8 result)
3080	{
3081	WorldPacket data(SMSG_SPELL_FAILURE, (8+4+1));
3082	data.append(m_caster->GetPackGUID());
3083	data << m_spellInfo->Id;
3084	data << result;
3085	m_caster->SendMessageToSet(&data, true);
3086
3087	data.Initialize(SMSG_SPELL_FAILED_OTHER, (8+4));
3088	data.append(m_caster->GetPackGUID());
3089	data << m_spellInfo->Id;
3090	m_caster->SendMessageToSet(&data, true);
3091	}
3092
3093	void Spell::SendChannelUpdate(uint32 time)
3094	{
3095	if(time == 0)
3096	{
3097	m_caster->SetUInt64Value(UNIT_FIELD_CHANNEL_OBJECT,0);
3098	m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL,0);
3099	}
3100
3101	if (m_caster->GetTypeId() != TYPEID_PLAYER)
3102	return;
3103
3104	WorldPacket data( MSG_CHANNEL_UPDATE, 8+4 );
3105	data.append(m_caster->GetPackGUID());
3106	data << time;
3107
3108	((Player*)m_caster)->GetSession()->SendPacket( &data );
3109	}
3110
3111	void Spell::SendChannelStart(uint32 duration)
3112	{
3113	WorldObject* target = NULL;
3114
3115	// select first not resisted target from target list for _0_ effect
3116	if(!m_UniqueTargetInfo.empty())
3117	{
3118	for(std::list<TargetInfo>::iterator itr= m_UniqueTargetInfo.begin();itr != m_UniqueTargetInfo.end();++itr)
3119	{
3120	if( (itr->effectMask & (1<<0)) && itr->reflectResult==SPELL_MISS_NONE && itr->targetGUID != m_caster->GetGUID())
3121	{
3122	target = ObjectAccessor::GetUnit(*m_caster, itr->targetGUID);
3123	break;
3124	}
3125	}
3126	}
3127	else if(!m_UniqueGOTargetInfo.empty())
3128	{
3129	for(std::list<GOTargetInfo>::iterator itr= m_UniqueGOTargetInfo.begin();itr != m_UniqueGOTargetInfo.end();++itr)
3130	{
3131	if(itr->effectMask & (1<<0) )
3132	{
3133	target = ObjectAccessor::GetGameObject(*m_caster, itr->targetGUID);
3134	break;
3135	}
3136	}
3137	}
3138
3139	if (m_caster->GetTypeId() == TYPEID_PLAYER)
3140	{
3141	WorldPacket data( MSG_CHANNEL_START, (8+4+4) );
3142	data.append(m_caster->GetPackGUID());
3143	data << m_spellInfo->Id;
3144	data << duration;
3145
3146	((Player*)m_caster)->GetSession()->SendPacket( &data );
3147	}
3148
3149	m_timer = duration;
3150	if(target)
3151	m_caster->SetUInt64Value(UNIT_FIELD_CHANNEL_OBJECT, target->GetGUID());
3152	m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL, m_spellInfo->Id);
3153	}
3154
3155	void Spell::SendResurrectRequest(Player* target)
3156	{
3157	WorldPacket data(SMSG_RESURRECT_REQUEST, (8+4+2+4));
3158	data << m_caster->GetGUID();
3159	data << uint32(1) << uint16(0) << uint32(1);
3160
3161	target->GetSession()->SendPacket(&data);
3162	}
3163
3164	void Spell::SendPlaySpellVisual(uint32 SpellID)
3165	{
3166	if (m_caster->GetTypeId() != TYPEID_PLAYER)
3167	return;
3168
3169	WorldPacket data(SMSG_PLAY_SPELL_VISUAL, 12);
3170	data << m_caster->GetGUID();
3171	data << SpellID;
3172	((Player*)m_caster)->GetSession()->SendPacket(&data);
3173	}
3174
3175	void Spell::TakeCastItem()
3176	{
3177	if(!m_CastItem \|\| m_caster->GetTypeId() != TYPEID_PLAYER)
3178	return;
3179
3180	// not remove cast item at triggered spell (equipping, weapon damage, etc)
3181	if(m_IsTriggeredSpell)
3182	return;
3183
3184	ItemPrototype const *proto = m_CastItem->GetProto();
3185
3186	if(!proto)
3187	{
3188	// This code is to avoid a crash
3189	// I'm not sure, if this is really an error, but I guess every item needs a prototype
3190	sLog.outError("Cast item has no item prototype highId=%d, lowId=%d",m_CastItem->GetGUIDHigh(), m_CastItem->GetGUIDLow());
3191	return;
3192	}
3193
3194	bool expendable = false;
3195	bool withoutCharges = false;
3196
3197	for (int i = 0; i<5; i++)
3198	{
3199	if (proto->Spells[i].SpellId)
3200	{
3201	// item has limited charges
3202	if (proto->Spells[i].SpellCharges)
3203	{
3204	if (proto->Spells[i].SpellCharges < 0)
3205	expendable = true;
3206
3207	int32 charges = m_CastItem->GetSpellCharges(i);
3208
3209	// item has charges left
3210	if (charges)
3211	{
3212	(charges > 0) ? --charges : ++charges; // abs(charges) less at 1 after use
3213	if (proto->Stackable < 2)
3214	m_CastItem->SetSpellCharges(i, charges);
3215	m_CastItem->SetState(ITEM_CHANGED, (Player*)m_caster);
3216	}
3217
3218	// all charges used
3219	withoutCharges = (charges == 0);
3220	}
3221	}
3222	}
3223
3224	if (expendable && withoutCharges)
3225	{
3226	uint32 count = 1;
3227	((Player*)m_caster)->DestroyItemCount(m_CastItem, count, true);
3228
3229	// prevent crash at access to deleted m_targets.getItemTarget
3230	if(m_CastItem==m_targets.getItemTarget())
3231	m_targets.setItemTarget(NULL);
3232
3233	m_CastItem = NULL;
3234	}
3235	}
3236
3237	void Spell::TakePower()
3238	{
3239	if(m_CastItem \|\| m_triggeredByAuraSpell)
3240	return;
3241
3242	// health as power used
3243	if(m_spellInfo->powerType == POWER_HEALTH)
3244	{
3245	m_caster->ModifyHealth( -(int32)m_powerCost );
3246	return;
3247	}
3248
3249	if(m_spellInfo->powerType >= MAX_POWERS)
3250	{
3251	sLog.outError("Spell::TakePower: Unknown power type '%d'", m_spellInfo->powerType);
3252	return;
3253	}
3254
3255	Powers powerType = Powers(m_spellInfo->powerType);
3256
3257	m_caster->ModifyPower(powerType, -(int32)m_powerCost);
3258
3259	// Set the five second timer
3260	if (powerType == POWER_MANA && m_powerCost > 0)
3261	m_caster->SetLastManaUse(getMSTime());
3262	}
3263
3264	void Spell::TakeReagents()
3265	{
3266	if(m_IsTriggeredSpell) // reagents used in triggered spell removed by original spell or don't must be removed.
3267	return;
3268
3269	if (m_caster->GetTypeId() != TYPEID_PLAYER)
3270	return;
3271
3272	if (m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP &&
3273	m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PREPARATION))
3274	return;
3275
3276	Player* p_caster = (Player*)m_caster;
3277
3278	for(uint32 x=0;x<8;x++)
3279	{
3280	if(m_spellInfo->Reagent[x] <= 0)
3281	continue;
3282
3283	uint32 itemid = m_spellInfo->Reagent[x];
3284	uint32 itemcount = m_spellInfo->ReagentCount[x];
3285
3286	// if CastItem is also spell reagent
3287	if (m_CastItem)
3288	{
3289	ItemPrototype const *proto = m_CastItem->GetProto();
3290	if( proto && proto->ItemId == itemid )
3291	{
3292	for(int s=0;s<5;s++)
3293	{
3294	// CastItem will be used up and does not count as reagent
3295	int32 charges = m_CastItem->GetSpellCharges(s);
3296	if (proto->Spells[s].SpellCharges < 0 && abs(charges) < 2)
3297	{
3298	++itemcount;
3299	break;
3300	}
3301	}
3302
3303	m_CastItem = NULL;
3304	}
3305	}
3306
3307	// if getItemTarget is also spell reagent
3308	if (m_targets.getItemTargetEntry()==itemid)
3309	m_targets.setItemTarget(NULL);
3310
3311	p_caster->DestroyItemCount(itemid, itemcount, true);
3312	}
3313	}
3314
3315	void Spell::HandleThreatSpells(uint32 spellId)
3316	{
3317	if(!m_targets.getUnitTarget() \|\| !spellId)
3318	return;
3319
3320	if(!m_targets.getUnitTarget()->CanHaveThreatList())
3321	return;
3322
3323	SpellThreatEntry const *threatSpell = sSpellThreatStore.LookupEntry<SpellThreatEntry>(spellId);
3324	if(!threatSpell)
3325	return;
3326
3327	m_targets.getUnitTarget()->AddThreat(m_caster, float(threatSpell->threat));
3328
3329	DEBUG_LOG("Spell %u, rank %u, added an additional %i threat", spellId, spellmgr.GetSpellRank(spellId), threatSpell->threat);
3330	}
3331
3332	void Spell::HandleEffects(Unit pUnitTarget,Item pItemTarget,GameObject *pGOTarget,uint32 i, float DamageMultiplier)
3333	{
3334	unitTarget = pUnitTarget;
3335	itemTarget = pItemTarget;
3336	gameObjTarget = pGOTarget;
3337
3338	uint8 eff = m_spellInfo->Effect[i];
3339	uint32 mechanic = m_spellInfo->EffectMechanic[i];
3340
3341	damage = int32(CalculateDamage((uint8)i,unitTarget)*DamageMultiplier);
3342
3343	sLog.outDebug( "Spell: Effect : %u", eff);
3344
3345	//Simply return. Do not display "immune" in red text on client
3346	if(unitTarget && unitTarget->IsImmunedToSpellEffect(eff, mechanic))
3347	return;
3348
3349	if(eff<TOTAL_SPELL_EFFECTS)
3350	{
3351	//sLog.outDebug( "WORLD: Spell FX %d < TOTAL_SPELL_EFFECTS ", eff);
3352	(this.SpellEffects[eff])(i);
3353	}
3354	/*
3355	else
3356	{
3357	sLog.outDebug( "WORLD: Spell FX %d > TOTAL_SPELL_EFFECTS ", eff);
3358	if (m_CastItem)
3359	EffectEnchantItemTmp(i);
3360	else
3361	{
3362	sLog.outError("SPELL: unknown effect %u spell id %u\n",
3363	eff, m_spellInfo->Id);
3364	}
3365	}
3366	*/
3367	}
3368
3369	void Spell::TriggerSpell()
3370	{
3371	for(TriggerSpells::iterator si=m_TriggerSpells.begin(); si!=m_TriggerSpells.end(); ++si)
3372	{
3373	Spell* spell = new Spell(m_caster, (*si), true, m_originalCasterGUID, m_selfContainer);
3374	spell->prepare(&m_targets); // use original spell original targets
3375	}
3376	}
3377
3378	uint8 Spell::CanCast(bool strict)
3379	{
3380	// check cooldowns to prevent cheating
3381	if(m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
3382	{
3383	if(m_triggeredByAuraSpell)
3384	return SPELL_FAILED_DONT_REPORT;
3385	else
3386	return SPELL_FAILED_NOT_READY;
3387	}
3388
3389	// only allow triggered spells if at an ended battleground
3390	if( !m_IsTriggeredSpell && m_caster->GetTypeId() == TYPEID_PLAYER)
3391	if(BattleGround * bg = ((Player*)m_caster)->GetBattleGround())
3392	if(bg->GetStatus() == STATUS_WAIT_LEAVE)
3393	return SPELL_FAILED_DONT_REPORT;
3394
3395	// only check at first call, Stealth auras are already removed at second call
3396	// for now, ignore triggered spells
3397	if( strict && !m_IsTriggeredSpell)
3398	{
3399	// Cannot be used in this stance/form
3400	if(uint8 shapeError = GetErrorAtShapeshiftedCast(m_spellInfo, m_caster->m_form))
3401	return shapeError;
3402
3403	if ((m_spellInfo->Attributes & SPELL_ATTR_ONLY_STEALTHED) && !(m_caster->HasStealthAura()))
3404	return SPELL_FAILED_ONLY_STEALTHED;
3405	}
3406
3407	// caster state requirements
3408	if(m_spellInfo->CasterAuraState && !m_caster->HasAuraState(AuraState(m_spellInfo->CasterAuraState)))
3409	return SPELL_FAILED_CASTER_AURASTATE;
3410	if(m_spellInfo->CasterAuraStateNot && m_caster->HasAuraState(AuraState(m_spellInfo->CasterAuraStateNot)))
3411	return SPELL_FAILED_CASTER_AURASTATE;
3412
3413	// cancel autorepeat spells if cast start when moving
3414	// (not wand currently autorepeat cast delayed to moving stop anyway in spell update code)
3415	if( m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->isMoving() )
3416	{
3417	// skip stuck spell to allow use it in falling case and apply spell limitations at movement
3418	if( (!m_caster->HasUnitMovementFlag(MOVEMENTFLAG_FALLING) \|\| m_spellInfo->Effect[0] != SPELL_EFFECT_STUCK) &&
3419	(IsAutoRepeat() \|\| (m_spellInfo->AuraInterruptFlags & AURA_INTERRUPT_FLAG_NOT_SEATED) != 0) )
3420	return SPELL_FAILED_MOVING;
3421	}
3422
3423	Unit *target = m_targets.getUnitTarget();
3424
3425	if(target)
3426	{
3427	// target state requirements (not allowed state), apply to self also
3428	if(m_spellInfo->TargetAuraStateNot && target->HasAuraState(AuraState(m_spellInfo->TargetAuraStateNot)))
3429	return SPELL_FAILED_TARGET_AURASTATE;
3430
3431	if(target != m_caster)
3432	{
3433	// target state requirements (apply to non-self only), to allow cast affects to self like Dirty Deeds
3434	if(m_spellInfo->TargetAuraState && !target->HasAuraState(AuraState(m_spellInfo->TargetAuraState)))
3435	return SPELL_FAILED_TARGET_AURASTATE;
3436
3437	// Not allow casting on flying player
3438	if (target->isInFlight())
3439	return SPELL_FAILED_BAD_TARGETS;
3440
3441	if(!m_IsTriggeredSpell && VMAP::VMapFactory::checkSpellForLoS(m_spellInfo->Id) && !m_caster->IsWithinLOSInMap(target))
3442	return SPELL_FAILED_LINE_OF_SIGHT;
3443
3444	// auto selection spell rank implemented in WorldSession::HandleCastSpellOpcode
3445	// this case can be triggered if rank not found (too low-level target for first rank)
3446	if(m_caster->GetTypeId() == TYPEID_PLAYER && !IsPassiveSpell(m_spellInfo->Id) && !m_CastItem)
3447	{
3448	for(int i=0;i<3;i++)
3449	{
3450	if(IsPositiveEffect(m_spellInfo->Id, i) && m_spellInfo->Effect[i] == SPELL_EFFECT_APPLY_AURA)
3451	if(target->getLevel() + 10 < m_spellInfo->spellLevel)
3452	return SPELL_FAILED_LOWLEVEL;
3453	}
3454	}
3455	}
3456
3457	// check pet presents
3458	for(int j=0;j<3;j++)
3459	{
3460	if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_PET)
3461	{
3462	target = m_caster->GetPet();
3463	if(!target)
3464	{
3465	if(m_triggeredByAuraSpell) // not report pet not existence for triggered spells
3466	return SPELL_FAILED_DONT_REPORT;
3467	else
3468	return SPELL_FAILED_NO_PET;
3469	}
3470	break;
3471	}
3472	}
3473
3474	//check creature type
3475	//ignore self casts (including area casts when caster selected as target)
3476	if(target != m_caster)
3477	{
3478	if(!CheckTargetCreatureType(target))
3479	{
3480	if(target->GetTypeId()==TYPEID_PLAYER)
3481	return SPELL_FAILED_TARGET_IS_PLAYER;
3482	else
3483	return SPELL_FAILED_BAD_TARGETS;
3484	}
3485	}
3486
3487	// TODO: this check can be applied and for player to prevent cheating when IsPositiveSpell will return always correct result.
3488	// check target for pet/charmed casts (not self targeted), self targeted cast used for area effects and etc
3489	if(m_caster != target && m_caster->GetTypeId()==TYPEID_UNIT && m_caster->GetCharmerOrOwnerGUID())
3490	{
3491	// check correctness positive/negative cast target (pet cast real check and cheating check)
3492	if(IsPositiveSpell(m_spellInfo->Id))
3493	{
3494	if(m_caster->IsHostileTo(target))
3495	return SPELL_FAILED_BAD_TARGETS;
3496	}
3497	else
3498	{
3499	if(m_caster->IsFriendlyTo(target))
3500	return SPELL_FAILED_BAD_TARGETS;
3501	}
3502	}
3503
3504	if(IsPositiveSpell(m_spellInfo->Id))
3505	{
3506	if(target->IsImmunedToSpell(m_spellInfo,false))
3507	return SPELL_FAILED_TARGET_AURASTATE;
3508	}
3509
3510	//Must be behind the target.
3511	if( m_spellInfo->AttributesEx2 == 0x100000 && (m_spellInfo->AttributesEx & 0x200) == 0x200 && target->HasInArc(M_PI, m_caster) )
3512	{
3513	SendInterrupted(2);
3514	return SPELL_FAILED_NOT_BEHIND;
3515	}
3516
3517	//Target must be facing you.
3518	if((m_spellInfo->Attributes == 0x150010) && !target->HasInArc(M_PI, m_caster) )
3519	{
3520	SendInterrupted(2);
3521	return SPELL_FAILED_NOT_INFRONT;
3522	}
3523
3524	// check if target is in combat
3525	if (target != m_caster && (m_spellInfo->AttributesEx & SPELL_ATTR_EX_NOT_IN_COMBAT_TARGET) && target->isInCombat())
3526	{
3527	return SPELL_FAILED_TARGET_AFFECTING_COMBAT;
3528	}
3529	}
3530	// Spell casted only on battleground
3531	if((m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_BATTLEGROUND) && m_caster->GetTypeId()==TYPEID_PLAYER)
3532	if(!((Player*)m_caster)->InBattleGround())
3533	return SPELL_FAILED_ONLY_BATTLEGROUNDS;
3534
3535	// do not allow spells to be cast in arenas
3536	// - with greater than 15 min CD without SPELL_ATTR_EX4_USABLE_IN_ARENA flag
3537	// - with SPELL_ATTR_EX4_NOT_USABLE_IN_ARENA flag
3538	if( (m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_NOT_USABLE_IN_ARENA) \|\|
3539	GetSpellRecoveryTime(m_spellInfo) > 15 * MINUTE * 1000 && !(m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_USABLE_IN_ARENA) )
3540	if(MapEntry const* mapEntry = sMapStore.LookupEntry(m_caster->GetMapId()))
3541	if(mapEntry->IsBattleArena())
3542	return SPELL_FAILED_NOT_IN_ARENA;
3543
3544	// zone check
3545	if(!IsSpellAllowedInLocation(m_spellInfo,m_caster->GetMapId(),m_caster->GetZoneId(),m_caster->GetAreaId()))
3546	return SPELL_FAILED_REQUIRES_AREA;
3547
3548	// not let players cast spells at mount (and let do it to creatures)
3549	if( m_caster->IsMounted() && m_caster->GetTypeId()==TYPEID_PLAYER && !m_IsTriggeredSpell &&
3550	!IsPassiveSpell(m_spellInfo->Id) && !(m_spellInfo->Attributes & SPELL_ATTR_CASTABLE_WHILE_MOUNTED) )
3551	{
3552	if(m_caster->isInFlight())
3553	return SPELL_FAILED_NOT_FLYING;
3554	else
3555	return SPELL_FAILED_NOT_MOUNTED;
3556	}
3557
3558	// always (except passive spells) check items (focus object can be required for any type casts)
3559	if(!IsPassiveSpell(m_spellInfo->Id))
3560	if(uint8 castResult = CheckItems())
3561	return castResult;
3562
3563	if(uint8 castResult = CheckRange(strict))
3564	return castResult;
3565
3566	{
3567	if(uint8 castResult = CheckPower())
3568	return castResult;
3569	}
3570
3571	if(!m_triggeredByAuraSpell) // triggered spell not affected by stun/etc
3572	if(uint8 castResult = CheckCasterAuras())
3573	return castResult;
3574
3575	for (int i = 0; i < 3; i++)
3576	{
3577	// for effects of spells that have only one target
3578	switch(m_spellInfo->Effect[i])
3579	{
3580	case SPELL_EFFECT_DUMMY:
3581	{
3582	if(m_spellInfo->SpellIconID == 1648) // Execute
3583	{
3584	if(!m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetHealth() > m_targets.getUnitTarget()->GetMaxHealth()*0.2)
3585	return SPELL_FAILED_BAD_TARGETS;
3586	}
3587	else if (m_spellInfo->Id == 51582) // Rocket Boots Engaged
3588	{
3589	if(m_caster->IsInWater())
3590	return SPELL_FAILED_ONLY_ABOVEWATER;
3591	}
3592	else if(m_spellInfo->SpellIconID==156) // Holy Shock
3593	{
3594	// spell different for friends and enemies
3595	// hart version required facing
3596	if(m_targets.getUnitTarget() && !m_caster->IsFriendlyTo(m_targets.getUnitTarget()) && !m_caster->HasInArc( M_PI, target ))
3597	return SPELL_FAILED_UNIT_NOT_INFRONT;
3598	}
3599	break;
3600	}
3601	case SPELL_EFFECT_SCHOOL_DAMAGE:
3602	{
3603	// Hammer of Wrath
3604	if(m_spellInfo->SpellVisual == 7250)
3605	{
3606	if (!m_targets.getUnitTarget())
3607	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
3608
3609	if(m_targets.getUnitTarget()->GetHealth() > m_targets.getUnitTarget()->GetMaxHealth()*0.2)
3610	return SPELL_FAILED_BAD_TARGETS;
3611	}
3612	break;
3613	}
3614	case SPELL_EFFECT_LEARN_SPELL:
3615	{
3616	if(m_spellInfo->EffectImplicitTargetA[i] != TARGET_PET)
3617	break;
3618
3619	Pet* pet = m_caster->GetPet();
3620
3621	if(!pet)
3622	return SPELL_FAILED_NO_PET;
3623
3624	SpellEntry const *learn_spellproto = sSpellStore.LookupEntry(m_spellInfo->EffectTriggerSpell[i]);
3625
3626	if(!learn_spellproto)
3627	return SPELL_FAILED_NOT_KNOWN;
3628
3629	if(!pet->CanTakeMoreActiveSpells(learn_spellproto->Id))
3630	return SPELL_FAILED_TOO_MANY_SKILLS;
3631
3632	if(m_spellInfo->spellLevel > pet->getLevel())
3633	return SPELL_FAILED_LOWLEVEL;
3634
3635	if(!pet->HasTPForSpell(learn_spellproto->Id))
3636	return SPELL_FAILED_TRAINING_POINTS;
3637
3638	break;
3639	}
3640	case SPELL_EFFECT_LEARN_PET_SPELL:
3641	{
3642	Pet* pet = m_caster->GetPet();
3643
3644	if(!pet)
3645	return SPELL_FAILED_NO_PET;
3646
3647	SpellEntry const *learn_spellproto = sSpellStore.LookupEntry(m_spellInfo->EffectTriggerSpell[i]);
3648
3649	if(!learn_spellproto)
3650	return SPELL_FAILED_NOT_KNOWN;
3651
3652	if(!pet->CanTakeMoreActiveSpells(learn_spellproto->Id))
3653	return SPELL_FAILED_TOO_MANY_SKILLS;
3654
3655	if(m_spellInfo->spellLevel > pet->getLevel())
3656	return SPELL_FAILED_LOWLEVEL;
3657
3658	if(!pet->HasTPForSpell(learn_spellproto->Id))
3659	return SPELL_FAILED_TRAINING_POINTS;
3660
3661	break;
3662	}
3663	case SPELL_EFFECT_FEED_PET:
3664	{
3665	if (m_caster->GetTypeId() != TYPEID_PLAYER \|\| !m_targets.getItemTarget() )
3666	return SPELL_FAILED_BAD_TARGETS;
3667
3668	Pet* pet = m_caster->GetPet();
3669
3670	if(!pet)
3671	return SPELL_FAILED_NO_PET;
3672
3673	if(!pet->HaveInDiet(m_targets.getItemTarget()->GetProto()))
3674	return SPELL_FAILED_WRONG_PET_FOOD;
3675
3676	if(!pet->GetCurrentFoodBenefitLevel(m_targets.getItemTarget()->GetProto()->ItemLevel))
3677	return SPELL_FAILED_FOOD_LOWLEVEL;
3678
3679	if(m_caster->isInCombat() \|\| pet->isInCombat())
3680	return SPELL_FAILED_AFFECTING_COMBAT;
3681
3682	break;
3683	}
3684	case SPELL_EFFECT_POWER_BURN:
3685	case SPELL_EFFECT_POWER_DRAIN:
3686	{
3687	// Can be area effect, Check only for players and not check if target - caster (spell can have multiply drain/burn effects)
3688	if(m_caster->GetTypeId() == TYPEID_PLAYER)
3689	if(Unit* target = m_targets.getUnitTarget())
3690	if(target!=m_caster && target->getPowerType()!=m_spellInfo->EffectMiscValue[i])
3691	return SPELL_FAILED_BAD_TARGETS;
3692	break;
3693	}
3694	case SPELL_EFFECT_CHARGE:
3695	{
3696	if (m_caster->hasUnitState(UNIT_STAT_ROOT))
3697	return SPELL_FAILED_ROOTED;
3698
3699	break;
3700	}
3701	case SPELL_EFFECT_SKINNING:
3702	{
3703	if (m_caster->GetTypeId() != TYPEID_PLAYER \|\| !m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetTypeId() != TYPEID_UNIT)
3704	return SPELL_FAILED_BAD_TARGETS;
3705
3706	if( !(m_targets.getUnitTarget()->GetUInt32Value(UNIT_FIELD_FLAGS) & UNIT_FLAG_SKINNABLE) )
3707	return SPELL_FAILED_TARGET_UNSKINNABLE;
3708
3709	Creature* creature = (Creature*)m_targets.getUnitTarget();
3710	if ( creature->GetCreatureType() != CREATURE_TYPE_CRITTER && ( !creature->lootForBody \|\| !creature->loot.empty() ) )
3711	{
3712	return SPELL_FAILED_TARGET_NOT_LOOTED;
3713	}
3714
3715	uint32 skill = creature->GetCreatureInfo()->GetRequiredLootSkill();
3716
3717	int32 skillValue = ((Player*)m_caster)->GetSkillValue(skill);
3718	int32 TargetLevel = m_targets.getUnitTarget()->getLevel();
3719	int32 ReqValue = (skillValue < 100 ? (TargetLevel-10)10 : TargetLevel5);
3720	if (ReqValue > skillValue)
3721	return SPELL_FAILED_LOW_CASTLEVEL;
3722
3723	// chance for fail at orange skinning attempt
3724	if( (m_selfContainer && (*m_selfContainer) == this) &&
3725	skillValue < sWorld.GetConfigMaxSkillValue() &&
3726	(ReqValue < 0 ? 0 : ReqValue) > irand(skillValue-25, skillValue+37) )
3727	return SPELL_FAILED_TRY_AGAIN;
3728
3729	break;
3730	}
3731	case SPELL_EFFECT_OPEN_LOCK_ITEM:
3732	case SPELL_EFFECT_OPEN_LOCK:
3733	{
3734	if( m_spellInfo->EffectImplicitTargetA[i] != TARGET_GAMEOBJECT &&
3735	m_spellInfo->EffectImplicitTargetA[i] != TARGET_GAMEOBJECT_ITEM )
3736	break;
3737
3738	if( m_caster->GetTypeId() != TYPEID_PLAYER // only players can open locks, gather etc.
3739	// we need a go target in case of TARGET_GAMEOBJECT
3740	\|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT && !m_targets.getGOTarget()
3741	// we need a go target, or an openable item target in case of TARGET_GAMEOBJECT_ITEM
3742	\|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT_ITEM && !m_targets.getGOTarget() &&
3743	(!m_targets.getItemTarget() \|\| !m_targets.getItemTarget()->GetProto()->LockID \|\| m_targets.getItemTarget()->GetOwner() != m_caster ) )
3744	return SPELL_FAILED_BAD_TARGETS;
3745
3746	// In BattleGround players can use only flags and banners
3747	if( ((Player*)m_caster)->InBattleGround() &&
3748	!((Player*)m_caster)->isAllowUseBattleGroundObject() )
3749	return SPELL_FAILED_TRY_AGAIN;
3750
3751	// get the lock entry
3752	LockEntry const *lockInfo = NULL;
3753	if (GameObject* go=m_targets.getGOTarget())
3754	lockInfo = sLockStore.LookupEntry(go->GetLockId());
3755	else if(Item* itm=m_targets.getItemTarget())
3756	lockInfo = sLockStore.LookupEntry(itm->GetProto()->LockID);
3757
3758	// check lock compatibility
3759	if (lockInfo)
3760	{
3761	// check for lock - key pair (checked by client also, just prevent cheating
3762	bool ok_key = false;
3763	for(int it = 0; it < 5; ++it)
3764	{
3765	switch(lockInfo->keytype[it])
3766	{
3767	case LOCK_KEY_NONE:
3768	break;
3769	case LOCK_KEY_ITEM:
3770	{
3771	if(lockInfo->key[it])
3772	{
3773	if(m_CastItem && m_CastItem->GetEntry()==lockInfo->key[it])
3774	ok_key =true;
3775	break;
3776	}
3777	}
3778	case LOCK_KEY_SKILL:
3779	{
3780	if(uint32(m_spellInfo->EffectMiscValue[i])!=lockInfo->key[it])
3781	break;
3782
3783	switch(lockInfo->key[it])
3784	{
3785	case LOCKTYPE_HERBALISM:
3786	if(((Player*)m_caster)->HasSkill(SKILL_HERBALISM))
3787	ok_key =true;
3788	break;
3789	case LOCKTYPE_MINING:
3790	if(((Player*)m_caster)->HasSkill(SKILL_MINING))
3791	ok_key =true;
3792	break;
3793	default:
3794	ok_key =true;
3795	break;
3796	}
3797	}
3798	}
3799	if(ok_key)
3800	break;
3801	}
3802
3803	if(!ok_key)
3804	return SPELL_FAILED_BAD_TARGETS;
3805	}
3806
3807	// chance for fail at orange mining/herb/LockPicking gathering attempt
3808	if (!m_selfContainer \|\| ((*m_selfContainer) != this))
3809	break;
3810
3811	// get the skill value of the player
3812	int32 SkillValue = 0;
3813	bool canFailAtMax = true;
3814	if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_HERBALISM)
3815	{
3816	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_HERBALISM);
3817	canFailAtMax = false;
3818	}
3819	else if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_MINING)
3820	{
3821	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_MINING);
3822	canFailAtMax = false;
3823	}
3824	else if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_PICKLOCK)
3825	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_LOCKPICKING);
3826
3827	// castitem check: rogue using skeleton keys. the skill values should not be added in this case.
3828	if(m_CastItem)
3829	SkillValue = 0;
3830
3831	// add the damage modifier from the spell casted (cheat lock / skeleton key etc.) (use m_currentBasePoints, CalculateDamage returns wrong value)
3832	SkillValue += m_currentBasePoints[i]+1;
3833
3834	// get the required lock value
3835	int32 ReqValue=0;
3836	if (lockInfo)
3837	{
3838	// check for lock - key pair
3839	bool ok = false;
3840	for(int it = 0; it < 5; ++it)
3841	{
3842	if(lockInfo->keytype[it]==LOCK_KEY_ITEM && lockInfo->key[it] && m_CastItem && m_CastItem->GetEntry()==lockInfo->key[it])
3843	{
3844	// if so, we're good to go
3845	ok = true;
3846	break;
3847	}
3848	}
3849	if(ok)
3850	break;
3851
3852	if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_PICKLOCK)
3853	ReqValue = lockInfo->requiredlockskill;
3854	else
3855	ReqValue = lockInfo->requiredminingskill;
3856	}
3857
3858	// skill doesn't meet the required value
3859	if (ReqValue > SkillValue)
3860	return SPELL_FAILED_LOW_CASTLEVEL;
3861
3862	// chance for failure in orange gather / lockpick (gathering skill can't fail at maxskill)
3863	if((canFailAtMax \|\| SkillValue < sWorld.GetConfigMaxSkillValue()) && ReqValue > irand(SkillValue-25, SkillValue+37))
3864	return SPELL_FAILED_TRY_AGAIN;
3865
3866	break;
3867	}
3868	case SPELL_EFFECT_SUMMON_DEAD_PET:
3869	{
3870	Creature *pet = m_caster->GetPet();
3871	if(!pet)
3872	return SPELL_FAILED_NO_PET;
3873
3874	if(pet->isAlive())
3875	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3876
3877	break;
3878	}
3879	// This is generic summon effect now and don't make this check for summon types similar
3880	// SPELL_EFFECT_SUMMON_CRITTER, SPELL_EFFECT_SUMMON_WILD or SPELL_EFFECT_SUMMON_GUARDIAN.
3881	// These won't show up in m_caster->GetPetGUID()
3882	case SPELL_EFFECT_SUMMON:
3883	{
3884	switch(m_spellInfo->EffectMiscValueB[i])
3885	{
3886	case SUMMON_TYPE_POSESSED:
3887	case SUMMON_TYPE_POSESSED2:
3888	case SUMMON_TYPE_POSESSED3:
3889	case SUMMON_TYPE_DEMON:
3890	case SUMMON_TYPE_SUMMON:
3891	{
3892	if(m_caster->GetPetGUID())
3893	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3894
3895	if(m_caster->GetCharmGUID())
3896	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3897	break;
3898	}
3899	}
3900	break;
3901	}
3902	// Don't make this check for SPELL_EFFECT_SUMMON_CRITTER, SPELL_EFFECT_SUMMON_WILD or SPELL_EFFECT_SUMMON_GUARDIAN.
3903	// These won't show up in m_caster->GetPetGUID()
3904	case SPELL_EFFECT_SUMMON_POSSESSED:
3905	case SPELL_EFFECT_SUMMON_PHANTASM:
3906	case SPELL_EFFECT_SUMMON_DEMON:
3907	{
3908	if(m_caster->GetPetGUID())
3909	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3910
3911	if(m_caster->GetCharmGUID())
3912	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3913
3914	break;
3915	}
3916	case SPELL_EFFECT_SUMMON_PET:
3917	{
3918	if(m_caster->GetPetGUID()) //let warlock do a replacement summon
3919	{
3920
3921	Pet* pet = ((Player*)m_caster)->GetPet();
3922
3923	if (m_caster->GetTypeId()==TYPEID_PLAYER && m_caster->getClass()==CLASS_WARLOCK)
3924	{
3925	if (strict) //starting cast, trigger pet stun (cast by pet so it doesn't attack player)
3926	pet->CastSpell(pet, 32752, true, NULL, NULL, pet->GetGUID());
3927	}
3928	else
3929	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3930	}
3931
3932	if(m_caster->GetCharmGUID())
3933	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3934
3935	break;
3936	}
3937	case SPELL_EFFECT_SUMMON_PLAYER:
3938	{
3939	if(m_caster->GetTypeId()!=TYPEID_PLAYER)
3940	return SPELL_FAILED_BAD_TARGETS;
3941	if(!((Player*)m_caster)->GetSelection())
3942	return SPELL_FAILED_BAD_TARGETS;
3943
3944	Player* target = objmgr.GetPlayer(((Player*)m_caster)->GetSelection());
3945	if( !target \|\| ((Player)m_caster)==target \|\| !target->IsInSameRaidWith((Player)m_caster) )
3946	return SPELL_FAILED_BAD_TARGETS;
3947
3948	// check if our map is dungeon
3949	if( sMapStore.LookupEntry(m_caster->GetMapId())->IsDungeon() )
3950	{
3951	InstanceTemplate const* instance = ObjectMgr::GetInstanceTemplate(m_caster->GetMapId());
3952	if(!instance)
3953	return SPELL_FAILED_TARGET_NOT_IN_INSTANCE;
3954	if ( instance->levelMin > target->getLevel() )
3955	return SPELL_FAILED_LOWLEVEL;
3956	if ( instance->levelMax && instance->levelMax < target->getLevel() )
3957	return SPELL_FAILED_HIGHLEVEL;
3958	}
3959	break;
3960	}
3961	case SPELL_EFFECT_LEAP:
3962	case SPELL_EFFECT_TELEPORT_UNITS_FACE_CASTER:
3963	{
3964	float dis = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
3965	float fx = m_caster->GetPositionX() + dis * cos(m_caster->GetOrientation());
3966	float fy = m_caster->GetPositionY() + dis * sin(m_caster->GetOrientation());
3967	// teleport a bit above terrain level to avoid falling below it
3968	float fz = MapManager::Instance().GetBaseMap(m_caster->GetMapId())->GetHeight(fx,fy,m_caster->GetPositionZ(),true);
3969	if(fz <= INVALID_HEIGHT) // note: this also will prevent use effect in instances without vmaps height enabled
3970	return SPELL_FAILED_TRY_AGAIN;
3971
3972	float caster_pos_z = m_caster->GetPositionZ();
3973	// Control the caster to not climb or drop when +-fz > 8
3974	if(!(fz<=caster_pos_z+8 && fz>=caster_pos_z-8))
3975	return SPELL_FAILED_TRY_AGAIN;
3976
3977	// not allow use this effect at battleground until battleground start
3978	if(m_caster->GetTypeId()==TYPEID_PLAYER)
3979	if(BattleGround const bg = ((Player)m_caster)->GetBattleGround())
3980	if(bg->GetStatus() != STATUS_IN_PROGRESS)
3981	return SPELL_FAILED_TRY_AGAIN;
3982	break;
3983	}
3984	case SPELL_EFFECT_STEAL_BENEFICIAL_BUFF:
3985	{
3986	if (m_targets.getUnitTarget()==m_caster)
3987	return SPELL_FAILED_BAD_TARGETS;
3988	break;
3989	}
3990	default:break;
3991	}
3992	}
3993
3994	for (int i = 0; i < 3; i++)
3995	{
3996	switch(m_spellInfo->EffectApplyAuraName[i])
3997	{
3998	case SPELL_AURA_DUMMY:
3999	{
4000	if(m_spellInfo->Id == 1515)
4001	{
4002	if (!m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetTypeId() == TYPEID_PLAYER)
4003	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4004
4005	if (m_targets.getUnitTarget()->getLevel() > m_caster->getLevel())
4006	return SPELL_FAILED_HIGHLEVEL;
4007
4008	// use SMSG_PET_TAME_FAILURE?
4009	if (!((Creature*)m_targets.getUnitTarget())->GetCreatureInfo()->isTameable ())
4010	return SPELL_FAILED_BAD_TARGETS;
4011
4012	if(m_caster->GetPetGUID())
4013	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
4014
4015	if(m_caster->GetCharmGUID())
4016	return SPELL_FAILED_ALREADY_HAVE_CHARM;
4017	}
4018	}break;
4019	case SPELL_AURA_MOD_POSSESS:
4020	case SPELL_AURA_MOD_CHARM:
4021	{
4022	if(m_caster->GetPetGUID())
4023	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
4024
4025	if(m_caster->GetCharmGUID())
4026	return SPELL_FAILED_ALREADY_HAVE_CHARM;
4027
4028	if(m_caster->GetCharmerGUID())
4029	return SPELL_FAILED_CHARMED;
4030
4031	if(!m_targets.getUnitTarget())
4032	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4033
4034	if(m_targets.getUnitTarget()->GetCharmerGUID())
4035	return SPELL_FAILED_CHARMED;
4036
4037	if(int32(m_targets.getUnitTarget()->getLevel()) > CalculateDamage(i,m_targets.getUnitTarget()))
4038	return SPELL_FAILED_HIGHLEVEL;
4039	};break;
4040	case SPELL_AURA_MOUNTED:
4041	{
4042	if (m_caster->IsInWater())
4043	return SPELL_FAILED_ONLY_ABOVEWATER;
4044
4045	if (m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->GetTransport())
4046	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
4047
4048	// Ignore map check if spell have AreaId. AreaId already checked and this prevent special mount spells
4049	if (m_caster->GetTypeId()==TYPEID_PLAYER && !sMapStore.LookupEntry(m_caster->GetMapId())->IsMountAllowed() && !m_IsTriggeredSpell && !m_spellInfo->AreaId)
4050	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
4051
4052	if (m_caster->GetAreaId()==35)
4053	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
4054
4055	ShapeshiftForm form = m_caster->m_form;
4056	if( form == FORM_CAT \|\| form == FORM_TREE \|\| form == FORM_TRAVEL \|\|
4057	form == FORM_AQUA \|\| form == FORM_BEAR \|\| form == FORM_DIREBEAR \|\|
4058	form == FORM_CREATUREBEAR \|\| form == FORM_GHOSTWOLF \|\| form == FORM_FLIGHT \|\|
4059	form == FORM_FLIGHT_EPIC \|\| form == FORM_MOONKIN )
4060	return SPELL_FAILED_NOT_SHAPESHIFT;
4061
4062	break;
4063	}
4064	case SPELL_AURA_RANGED_ATTACK_POWER_ATTACKER_BONUS:
4065	{
4066	if(!m_targets.getUnitTarget())
4067	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4068
4069	// can be casted at non-friendly unit or own pet/charm
4070	if(m_caster->IsFriendlyTo(m_targets.getUnitTarget()))
4071	return SPELL_FAILED_TARGET_FRIENDLY;
4072	};break;
4073	case SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED:
4074	case SPELL_AURA_FLY:
4075	{
4076	// not allow cast fly spells at old maps by players (all spells is self target)
4077	if(m_caster->GetTypeId()==TYPEID_PLAYER)
4078	{
4079	if( !((Player*)m_caster)->isGameMaster() &&
4080	GetVirtualMapForMapAndZone(m_caster->GetMapId(),m_caster->GetZoneId()) != 530)
4081	return SPELL_FAILED_NOT_HERE;
4082	}
4083	};break;
4084	case SPELL_AURA_PERIODIC_MANA_LEECH:
4085	{
4086	if (!m_targets.getUnitTarget())
4087	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4088
4089	if (m_caster->GetTypeId()!=TYPEID_PLAYER \|\| m_CastItem)
4090	break;
4091
4092	if(m_targets.getUnitTarget()->getPowerType()!=POWER_MANA)
4093	return SPELL_FAILED_BAD_TARGETS;
4094	break;
4095	}
4096	default:break;
4097	}
4098	}
4099
4100	// all ok
4101	return 0;
4102	}
4103
4104	int16 Spell::PetCanCast(Unit* target)
4105	{
4106	if(!m_caster->isAlive())
4107	return SPELL_FAILED_CASTER_DEAD;
4108
4109	if(m_caster->IsNonMeleeSpellCasted(false)) //prevent spellcast interruption by another spellcast
4110	return SPELL_FAILED_SPELL_IN_PROGRESS;
4111	if(m_caster->isInCombat() && IsNonCombatSpell(m_spellInfo))
4112	return SPELL_FAILED_AFFECTING_COMBAT;
4113
4114	if(m_caster->GetTypeId()==TYPEID_UNIT && (((Creature*)m_caster)->isPet() \|\| m_caster->isCharmed()))
4115	{
4116	//dead owner (pets still alive when owners ressed?)
4117	if(m_caster->GetCharmerOrOwner() && !m_caster->GetCharmerOrOwner()->isAlive())
4118	return SPELL_FAILED_CASTER_DEAD;
4119
4120	if(!target && m_targets.getUnitTarget())
4121	target = m_targets.getUnitTarget();
4122
4123	bool need = false;
4124	for(uint32 i = 0;i<3;i++)
4125	{
4126	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)
4127	{
4128	need = true;
4129	if(!target)
4130	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4131	break;
4132	}
4133	}
4134	if(need)
4135	m_targets.setUnitTarget(target);
4136
4137	Unit* _target = m_targets.getUnitTarget();
4138
4139	if(_target) //for target dead/target not valid
4140	{
4141	if(!_target->isAlive())
4142	return SPELL_FAILED_BAD_TARGETS;
4143
4144	if(IsPositiveSpell(m_spellInfo->Id))
4145	{
4146	if(m_caster->IsHostileTo(_target))
4147	return SPELL_FAILED_BAD_TARGETS;
4148	}
4149	else
4150	{
4151	bool duelvsplayertar = false;
4152	for(int j=0;j<3;j++)
4153	{
4154	//TARGET_DUELVSPLAYER is positive AND negative
4155	duelvsplayertar \|= (m_spellInfo->EffectImplicitTargetA[j] == TARGET_DUELVSPLAYER);
4156	}
4157	// AoE spells have the caster as their target
4158	if(m_caster->IsFriendlyTo(target) && m_caster != target && !duelvsplayertar)
4159	{
4160	return SPELL_FAILED_BAD_TARGETS;
4161	}
4162	}
4163	}
4164	//cooldown
4165	if(((Creature*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
4166	return SPELL_FAILED_NOT_READY;
4167	}
4168
4169	uint16 result = CanCast(true);
4170	if(result != 0)
4171	return result;
4172	else
4173	return -1; //this allows to check spell fail 0, in combat
4174	}
4175
4176	uint8 Spell::CheckCasterAuras() const
4177	{
4178	// Flag drop spells totally immuned to caster auras
4179	// FIXME: find more nice check for all totally immuned spells
4180	// AttributesEx3 & 0x10000000?
4181	if(m_spellInfo->Id==23336 \|\| m_spellInfo->Id==23334 \|\| m_spellInfo->Id==34991)
4182	return 0;
4183
4184	uint8 school_immune = 0;
4185	uint32 mechanic_immune = 0;
4186	uint32 dispel_immune = 0;
4187
4188	//Check if the spell grants school or mechanic immunity.
4189	//We use bitmasks so the loop is done only once and not on every aura check below.
4190	if ( m_spellInfo->AttributesEx & SPELL_ATTR_EX_DISPEL_AURAS_ON_IMMUNITY )
4191	{
4192	for(int i = 0;i < 3; i ++)
4193	{
4194	if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_SCHOOL_IMMUNITY)
4195	school_immune \|= uint32(m_spellInfo->EffectMiscValue[i]);
4196	else if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_MECHANIC_IMMUNITY)
4197	mechanic_immune \|= 1 << uint32(m_spellInfo->EffectMiscValue[i]);
4198	else if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_DISPEL_IMMUNITY)
4199	dispel_immune \|= GetDispellMask(DispelType(m_spellInfo->EffectMiscValue[i]));
4200	}
4201	//immune movement impairment and loss of control
4202	if(m_spellInfo->Id==(uint32)42292)
4203	mechanic_immune = IMMUNE_TO_MOVEMENT_IMPAIRMENT_AND_LOSS_CONTROL_MASK;
4204	}
4205
4206	//Check whether the cast should be prevented by any state you might have.
4207	uint8 prevented_reason = 0;
4208	// Have to check if there is a stun aura. Otherwise will have problems with ghost aura apply while logging out
4209	if(!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED) && m_caster->HasAuraType(SPELL_AURA_MOD_STUN))
4210	prevented_reason = SPELL_FAILED_STUNNED;
4211	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_CONFUSED) && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
4212	prevented_reason = SPELL_FAILED_CONFUSED;
4213	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_FLEEING) && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
4214	prevented_reason = SPELL_FAILED_FLEEING;
4215	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_SILENCED) && m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_SILENCE)
4216	prevented_reason = SPELL_FAILED_SILENCED;
4217	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PACIFIED) && m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_PACIFY)
4218	prevented_reason = SPELL_FAILED_PACIFIED;
4219
4220	// Attr must make flag drop spell totally immuned from all effects
4221	if(prevented_reason)
4222	{
4223	if(school_immune \|\| mechanic_immune \|\| dispel_immune)
4224	{
4225	//Checking auras is needed now, because you are prevented by some state but the spell grants immunity.
4226	Unit::AuraMap const& auras = m_caster->GetAuras();
4227	for(Unit::AuraMap::const_iterator itr = auras.begin(); itr != auras.end(); itr++)
4228	{
4229	if(itr->second)
4230	{
4231	if( GetSpellMechanicMask(itr->second->GetSpellProto(), itr->second->GetEffIndex()) & mechanic_immune )
4232	continue;
4233	if( GetSpellSchoolMask(itr->second->GetSpellProto()) & school_immune )
4234	continue;
4235	if( (1<<(itr->second->GetSpellProto()->Dispel)) & dispel_immune)
4236	continue;
4237
4238	//Make a second check for spell failed so the right SPELL_FAILED message is returned.
4239	//That is needed when your casting is prevented by multiple states and you are only immune to some of them.
4240	switch(itr->second->GetModifier()->m_auraname)
4241	{
4242	case SPELL_AURA_MOD_STUN:
4243	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED))
4244	return SPELL_FAILED_STUNNED;
4245	break;
4246	case SPELL_AURA_MOD_CONFUSE:
4247	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
4248	return SPELL_FAILED_CONFUSED;
4249	break;
4250	case SPELL_AURA_MOD_FEAR:
4251	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
4252	return SPELL_FAILED_FLEEING;
4253	break;
4254	case SPELL_AURA_MOD_SILENCE:
4255	case SPELL_AURA_MOD_PACIFY:
4256	case SPELL_AURA_MOD_PACIFY_SILENCE:
4257	if( m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_PACIFY)
4258	return SPELL_FAILED_PACIFIED;
4259	else if ( m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_SILENCE)
4260	return SPELL_FAILED_SILENCED;
4261	break;
4262	}
4263	}
4264	}
4265	}
4266	//You are prevented from casting and the spell casted does not grant immunity. Return a failed error.
4267	else
4268	return prevented_reason;
4269	}
4270	return 0; // all ok
4271	}
4272
4273	bool Spell::CanAutoCast(Unit* target)
4274	{
4275	uint64 targetguid = target->GetGUID();
4276
4277	for(uint32 j = 0;j<3;j++)
4278	{
4279	if(m_spellInfo->Effect[j] == SPELL_EFFECT_APPLY_AURA)
4280	{
4281	if( m_spellInfo->StackAmount <= 1)
4282	{
4283	if( target->HasAura(m_spellInfo->Id, j) )
4284	return false;
4285	}
4286	else
4287	{
4288	if( target->GetAuras().count(Unit::spellEffectPair(m_spellInfo->Id, j)) >= m_spellInfo->StackAmount)
4289	return false;
4290	}
4291	}
4292	else if ( IsAreaAuraEffect( m_spellInfo->Effect[j] ))
4293	{
4294	if( target->HasAura(m_spellInfo->Id, j) )
4295	return false;
4296	}
4297	}
4298
4299	int16 result = PetCanCast(target);
4300
4301	if(result == -1 \|\| result == SPELL_FAILED_UNIT_NOT_INFRONT)
4302	{
4303	FillTargetMap();
4304	//check if among target units, our WANTED target is as well (->only self cast spells return false)
4305	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
4306	if( ihit->targetGUID == targetguid )
4307	return true;
4308	}
4309	return false; //target invalid
4310	}
4311
4312	uint8 Spell::CheckRange(bool strict)
4313	{
4314	float range_mod;
4315
4316	// self cast doesn't need range checking -- also for Starshards fix
4317	if (m_spellInfo->rangeIndex == 1) return 0;
4318
4319	if (strict) //add radius of caster
4320	range_mod = 1.25;
4321	else //add radius of caster and ~5 yds "give"
4322	range_mod = 6.25;
4323
4324	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
4325	float max_range = GetSpellMaxRange(srange) + range_mod;
4326	float min_range = GetSpellMinRange(srange);
4327
4328	if(Player* modOwner = m_caster->GetSpellModOwner())
4329	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RANGE, max_range, this);
4330
4331	Unit *target = m_targets.getUnitTarget();
4332
4333	if(target && target != m_caster)
4334	{
4335	// distance from target center in checks
4336	if(!m_caster->IsWithinCombatDist(target, max_range))
4337	return SPELL_FAILED_OUT_OF_RANGE; //0x5A;
4338	if(min_range && m_caster->IsWithinCombatDist(target, min_range)) // skip this check if min_range = 0
4339	return SPELL_FAILED_TOO_CLOSE;
4340	if( m_caster->GetTypeId() == TYPEID_PLAYER &&
4341	(m_spellInfo->FacingCasterFlags & SPELL_FACING_FLAG_INFRONT) && !m_caster->HasInArc( M_PI, target ) )
4342	return SPELL_FAILED_UNIT_NOT_INFRONT;
4343	}
4344
4345	if(m_targets.m_targetMask == TARGET_FLAG_DEST_LOCATION && m_targets.m_destX != 0 && m_targets.m_destY != 0 && m_targets.m_destZ != 0)
4346	{
4347	float dist = m_caster->GetDistance(m_targets.m_destX, m_targets.m_destY, m_targets.m_destZ);
4348	if(dist > max_range)
4349	return SPELL_FAILED_OUT_OF_RANGE;
4350	if(dist < min_range)
4351	return SPELL_FAILED_TOO_CLOSE;
4352	}
4353
4354	return 0; // ok
4355	}
4356
4357	int32 Spell::CalculatePowerCost()
4358	{
4359	// item cast not used power
4360	if(m_CastItem)
4361	return 0;
4362
4363	// Spell drain all exist power on cast (Only paladin lay of Hands)
4364	if (m_spellInfo->AttributesEx & SPELL_ATTR_EX_DRAIN_ALL_POWER)
4365	{
4366	// If power type - health drain all
4367	if (m_spellInfo->powerType == POWER_HEALTH)
4368	return m_caster->GetHealth();
4369	// Else drain all power
4370	if (m_spellInfo->powerType < MAX_POWERS)
4371	return m_caster->GetPower(Powers(m_spellInfo->powerType));
4372	sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", m_spellInfo->powerType, m_spellInfo->Id);
4373	return 0;
4374	}
4375
4376	// Base powerCost
4377	int32 powerCost = m_spellInfo->manaCost;
4378	// PCT cost from total amount
4379	if (m_spellInfo->ManaCostPercentage)
4380	{
4381	switch (m_spellInfo->powerType)
4382	{
4383	// health as power used
4384	case POWER_HEALTH:
4385	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetCreateHealth() / 100;
4386	break;
4387	case POWER_MANA:
4388	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetCreateMana() / 100;
4389	break;
4390	case POWER_RAGE:
4391	case POWER_FOCUS:
4392	case POWER_ENERGY:
4393	case POWER_HAPPINESS:
4394	// case POWER_RUNES:
4395	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetMaxPower(Powers(m_spellInfo->powerType)) / 100;
4396	break;
4397	default:
4398	sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", m_spellInfo->powerType, m_spellInfo->Id);
4399	return 0;
4400	}
4401	}
4402	SpellSchools school = GetFirstSchoolInMask(m_spellSchoolMask);
4403	// Flat mod from caster auras by spell school
4404	powerCost += m_caster->GetInt32Value(UNIT_FIELD_POWER_COST_MODIFIER + school);
4405	// Shiv - costs 20 + weaponSpeed*10 energy (apply only to non-triggered spell with energy cost)
4406	if ( m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_SPELL_VS_EXTEND_COST )
4407	powerCost += m_caster->GetAttackTime(OFF_ATTACK)/100;
4408	// Apply cost mod by spell
4409	if(Player* modOwner = m_caster->GetSpellModOwner())
4410	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COST, powerCost, this);
4411
4412	if(m_spellInfo->Attributes & SPELL_ATTR_LEVEL_DAMAGE_CALCULATION)
4413	powerCost = int32(powerCost/ (1.117f* m_spellInfo->spellLevel / m_caster->getLevel() -0.1327f));
4414
4415	// PCT mod from user auras by school
4416	powerCost = int32(powerCost * (1.0f+m_caster->GetFloatValue(UNIT_FIELD_POWER_COST_MULTIPLIER+school)));
4417	if (powerCost < 0)
4418	powerCost = 0;
4419	return powerCost;
4420	}
4421
4422	uint8 Spell::CheckPower()
4423	{
4424	// item cast not used power
4425	if(m_CastItem)
4426	return 0;
4427
4428	// health as power used - need check health amount
4429	if(m_spellInfo->powerType == POWER_HEALTH)
4430	{
4431	if(m_caster->GetHealth() <= m_powerCost)
4432	return SPELL_FAILED_CASTER_AURASTATE;
4433	return 0;
4434	}
4435	// Check valid power type
4436	if( m_spellInfo->powerType >= MAX_POWERS )
4437	{
4438	sLog.outError("Spell::CheckMana: Unknown power type '%d'", m_spellInfo->powerType);
4439	return SPELL_FAILED_UNKNOWN;
4440	}
4441	// Check power amount
4442	Powers powerType = Powers(m_spellInfo->powerType);
4443	if(m_caster->GetPower(powerType) < m_powerCost)
4444	return SPELL_FAILED_NO_POWER;
4445	else
4446	return 0;
4447	}
4448
4449	uint8 Spell::CheckItems()
4450	{
4451	if (m_caster->GetTypeId() != TYPEID_PLAYER)
4452	return 0;
4453
4454	uint32 itemid, itemcount;
4455	Player* p_caster = (Player*)m_caster;
4456
4457	if(m_CastItem)
4458	{
4459	itemid = m_CastItem->GetEntry();
4460	if( !p_caster->HasItemCount(itemid,1) )
4461	return SPELL_FAILED_ITEM_NOT_READY;
4462	else
4463	{
4464	ItemPrototype const *proto = m_CastItem->GetProto();
4465	if(!proto)
4466	return SPELL_FAILED_ITEM_NOT_READY;
4467
4468	for (int i = 0; i<5; i++)
4469	{
4470	if (proto->Spells[i].SpellCharges)
4471	{
4472	if(m_CastItem->GetSpellCharges(i)==0)
4473	return SPELL_FAILED_NO_CHARGES_REMAIN;
4474	}
4475	}
4476
4477	uint32 ItemClass = proto->Class;
4478	if (ItemClass == ITEM_CLASS_CONSUMABLE && m_targets.getUnitTarget())
4479	{
4480	for (int i = 0; i < 3; i++)
4481	{
4482	// skip check, pet not required like checks, and for TARGET_PET m_targets.getUnitTarget() is not the real target but the caster
4483	if (m_spellInfo->EffectImplicitTargetA[i] == TARGET_PET)
4484	continue;
4485
4486	if (m_spellInfo->Effect[i] == SPELL_EFFECT_HEAL)
4487	if (m_targets.getUnitTarget()->GetHealth() == m_targets.getUnitTarget()->GetMaxHealth())
4488	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_HEALTH;
4489
4490	// Mana Potion, Rage Potion, Thistle Tea(Rogue), ...
4491	if (m_spellInfo->Effect[i] == SPELL_EFFECT_ENERGIZE)
4492	{
4493	if(m_spellInfo->EffectMiscValue[i] < 0 \|\| m_spellInfo->EffectMiscValue[i] >= MAX_POWERS)
4494	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_POWER;
4495
4496	Powers power = Powers(m_spellInfo->EffectMiscValue[i]);
4497
4498	if (m_targets.getUnitTarget()->GetPower(power) == m_targets.getUnitTarget()->GetMaxPower(power))
4499	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_POWER;
4500	}
4501	}
4502	}
4503	}
4504	}
4505
4506	if(m_targets.getItemTargetGUID())
4507	{
4508	if(m_caster->GetTypeId() != TYPEID_PLAYER)
4509	return SPELL_FAILED_BAD_TARGETS;
4510
4511	if(!m_targets.getItemTarget())
4512	return SPELL_FAILED_ITEM_GONE;
4513
4514	if(!m_targets.getItemTarget()->IsFitToSpellRequirements(m_spellInfo))
4515	return SPELL_FAILED_EQUIPPED_ITEM_CLASS;
4516	}
4517	// if not item target then required item must be equipped
4518	else
4519	{
4520	if(m_caster->GetTypeId() == TYPEID_PLAYER && !((Player*)m_caster)->HasItemFitToSpellReqirements(m_spellInfo))
4521	return SPELL_FAILED_EQUIPPED_ITEM_CLASS;
4522	}
4523
4524	if(m_spellInfo->RequiresSpellFocus)
4525	{
4526	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
4527	Cell cell(p);
4528	cell.data.Part.reserved = ALL_DISTRICT;
4529
4530	GameObject* ok = NULL;
4531	Trinity::GameObjectFocusCheck go_check(m_caster,m_spellInfo->RequiresSpellFocus);
4532	Trinity::GameObjectSearcher<Trinity::GameObjectFocusCheck> checker(ok,go_check);
4533
4534	TypeContainerVisitor<Trinity::GameObjectSearcher<Trinity::GameObjectFocusCheck>, GridTypeMapContainer > object_checker(checker);
4535	CellLock<GridReadGuard> cell_lock(cell, p);
4536	cell_lock->Visit(cell_lock, object_checker, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
4537
4538	if(!ok)
4539	return (uint8)SPELL_FAILED_REQUIRES_SPELL_FOCUS;
4540
4541	focusObject = ok; // game object found in range
4542	}
4543
4544	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP &&
4545	m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PREPARATION)))
4546	{
4547	for(uint32 i=0;i<8;i++)
4548	{
4549	if(m_spellInfo->Reagent[i] <= 0)
4550	continue;
4551
4552	itemid = m_spellInfo->Reagent[i];
4553	itemcount = m_spellInfo->ReagentCount[i];
4554
4555	// if CastItem is also spell reagent
4556	if( m_CastItem && m_CastItem->GetEntry() == itemid )
4557	{
4558	ItemPrototype const *proto = m_CastItem->GetProto();
4559	if(!proto)
4560	return SPELL_FAILED_ITEM_NOT_READY;
4561	for(int s=0;s<5;s++)
4562	{
4563	// CastItem will be used up and does not count as reagent
4564	int32 charges = m_CastItem->GetSpellCharges(s);
4565	if (proto->Spells[s].SpellCharges < 0 && abs(charges) < 2)
4566	{
4567	++itemcount;
4568	break;
4569	}
4570	}
4571	}
4572	if( !p_caster->HasItemCount(itemid,itemcount) )
4573	return (uint8)SPELL_FAILED_ITEM_NOT_READY; //0x54
4574	}
4575	}
4576
4577	uint32 totems = 2;
4578	for(int i=0;i<2;++i)
4579	{
4580	if(m_spellInfo->Totem[i] != 0)
4581	{
4582	if( p_caster->HasItemCount(m_spellInfo->Totem[i],1) )
4583	{
4584	totems -= 1;
4585	continue;
4586	}
4587	}else
4588	totems -= 1;
4589	}
4590	if(totems != 0)
4591	return (uint8)SPELL_FAILED_TOTEMS; //0x7C
4592
4593	//Check items for TotemCategory
4594	uint32 TotemCategory = 2;
4595	for(int i=0;i<2;++i)
4596	{
4597	if(m_spellInfo->TotemCategory[i] != 0)
4598	{
4599	if( p_caster->HasItemTotemCategory(m_spellInfo->TotemCategory[i]) )
4600	{
4601	TotemCategory -= 1;
4602	continue;
4603	}
4604	}
4605	else
4606	TotemCategory -= 1;
4607	}
4608	if(TotemCategory != 0)
4609	return (uint8)SPELL_FAILED_TOTEM_CATEGORY; //0x7B
4610
4611	for(int i = 0; i < 3; i++)
4612	{
4613	switch (m_spellInfo->Effect[i])
4614	{
4615	case SPELL_EFFECT_CREATE_ITEM:
4616	{
4617	if (!m_IsTriggeredSpell && m_spellInfo->EffectItemType[i])
4618	{
4619	ItemPosCountVec dest;
4620	uint8 msg = p_caster->CanStoreNewItem(NULL_BAG, NULL_SLOT, dest, m_spellInfo->EffectItemType[i], 1 );
4621	if (msg != EQUIP_ERR_OK )
4622	{
4623	p_caster->SendEquipError( msg, NULL, NULL );
4624	return SPELL_FAILED_DONT_REPORT;
4625	}
4626	}
4627	break;
4628	}
4629	case SPELL_EFFECT_ENCHANT_ITEM:
4630	{
4631	Item* targetItem = m_targets.getItemTarget();
4632	if(!targetItem)
4633	return SPELL_FAILED_ITEM_NOT_FOUND;
4634
4635	if( targetItem->GetProto()->ItemLevel < m_spellInfo->baseLevel )
4636	return SPELL_FAILED_LOWLEVEL;
4637	// Not allow enchant in trade slot for some enchant type
4638	if( targetItem->GetOwner() != m_caster )
4639	{
4640	uint32 enchant_id = m_spellInfo->EffectMiscValue[i];
4641	SpellItemEnchantmentEntry const *pEnchant = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
4642	if(!pEnchant)
4643	return SPELL_FAILED_ERROR;
4644	if (pEnchant->slot & ENCHANTMENT_CAN_SOULBOUND)
4645	return SPELL_FAILED_NOT_TRADEABLE;
4646	}
4647	break;
4648	}
4649	case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
4650	{
4651	Item *item = m_targets.getItemTarget();
4652	if(!item)
4653	return SPELL_FAILED_ITEM_NOT_FOUND;
4654	// Not allow enchant in trade slot for some enchant type
4655	if( item->GetOwner() != m_caster )
4656	{
4657	uint32 enchant_id = m_spellInfo->EffectMiscValue[i];
4658	SpellItemEnchantmentEntry const *pEnchant = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
4659	if(!pEnchant)
4660	return SPELL_FAILED_ERROR;
4661	if (pEnchant->slot & ENCHANTMENT_CAN_SOULBOUND)
4662	return SPELL_FAILED_NOT_TRADEABLE;
4663	}
4664	break;
4665	}
4666	case SPELL_EFFECT_ENCHANT_HELD_ITEM:
4667	// check item existence in effect code (not output errors at offhand hold item effect to main hand for example
4668	break;
4669	case SPELL_EFFECT_DISENCHANT:
4670	{
4671	if(!m_targets.getItemTarget())
4672	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4673
4674	// prevent disenchanting in trade slot
4675	if( m_targets.getItemTarget()->GetOwnerGUID() != m_caster->GetGUID() )
4676	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4677
4678	ItemPrototype const* itemProto = m_targets.getItemTarget()->GetProto();
4679	if(!itemProto)
4680	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4681
4682	uint32 item_quality = itemProto->Quality;
4683	// 2.0.x addon: Check player enchanting level against the item disenchanting requirements
4684	uint32 item_disenchantskilllevel = itemProto->RequiredDisenchantSkill;
4685	if (item_disenchantskilllevel == uint32(-1))
4686	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4687	if (item_disenchantskilllevel > p_caster->GetSkillValue(SKILL_ENCHANTING))
4688	return SPELL_FAILED_LOW_CASTLEVEL;
4689	if(item_quality > 4 \|\| item_quality < 2)
4690	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4691	if(itemProto->Class != ITEM_CLASS_WEAPON && itemProto->Class != ITEM_CLASS_ARMOR)
4692	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4693	if (!itemProto->DisenchantID)
4694	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4695	break;
4696	}
4697	case SPELL_EFFECT_PROSPECTING:
4698	{
4699	if(!m_targets.getItemTarget())
4700	return SPELL_FAILED_CANT_BE_PROSPECTED;
4701	//ensure item is a prospectable ore
4702	if(!(m_targets.getItemTarget()->GetProto()->BagFamily & BAG_FAMILY_MASK_MINING_SUPP) \|\| m_targets.getItemTarget()->GetProto()->Class != ITEM_CLASS_TRADE_GOODS)
4703	return SPELL_FAILED_CANT_BE_PROSPECTED;
4704	//prevent prospecting in trade slot
4705	if( m_targets.getItemTarget()->GetOwnerGUID() != m_caster->GetGUID() )
4706	return SPELL_FAILED_CANT_BE_PROSPECTED;
4707	//Check for enough skill in jewelcrafting
4708	uint32 item_prospectingskilllevel = m_targets.getItemTarget()->GetProto()->RequiredSkillRank;
4709	if(item_prospectingskilllevel >p_caster->GetSkillValue(SKILL_JEWELCRAFTING))
4710	return SPELL_FAILED_LOW_CASTLEVEL;
4711	//make sure the player has the required ores in inventory
4712	if(m_targets.getItemTarget()->GetCount() < 5)
4713	return SPELL_FAILED_PROSPECT_NEED_MORE;
4714
4715	if(!LootTemplates_Prospecting.HaveLootFor(m_targets.getItemTargetEntry()))
4716	return SPELL_FAILED_CANT_BE_PROSPECTED;
4717
4718	break;
4719	}
4720	case SPELL_EFFECT_WEAPON_DAMAGE:
4721	case SPELL_EFFECT_WEAPON_DAMAGE_NOSCHOOL:
4722	{
4723	if(m_caster->GetTypeId() != TYPEID_PLAYER) return SPELL_FAILED_TARGET_NOT_PLAYER;
4724	if( m_attackType != RANGED_ATTACK )
4725	break;
4726	Item pItem = ((Player)m_caster)->GetWeaponForAttack(m_attackType);
4727	if(!pItem \|\| pItem->IsBroken())
4728	return SPELL_FAILED_EQUIPPED_ITEM;
4729
4730	switch(pItem->GetProto()->SubClass)
4731	{
4732	case ITEM_SUBCLASS_WEAPON_THROWN:
4733	{
4734	uint32 ammo = pItem->GetEntry();
4735	if( !((Player*)m_caster)->HasItemCount( ammo, 1 ) )
4736	return SPELL_FAILED_NO_AMMO;
4737	}; break;
4738	case ITEM_SUBCLASS_WEAPON_GUN:
4739	case ITEM_SUBCLASS_WEAPON_BOW:
4740	case ITEM_SUBCLASS_WEAPON_CROSSBOW:
4741	{
4742	uint32 ammo = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID);
4743	if(!ammo)
4744	{
4745	// Requires No Ammo
4746	if(m_caster->GetDummyAura(46699))
4747	break; // skip other checks
4748
4749	return SPELL_FAILED_NO_AMMO;
4750	}
4751
4752	ItemPrototype const *ammoProto = objmgr.GetItemPrototype( ammo );
4753	if(!ammoProto)
4754	return SPELL_FAILED_NO_AMMO;
4755
4756	if(ammoProto->Class != ITEM_CLASS_PROJECTILE)
4757	return SPELL_FAILED_NO_AMMO;
4758
4759	// check ammo ws. weapon compatibility
4760	switch(pItem->GetProto()->SubClass)
4761	{
4762	case ITEM_SUBCLASS_WEAPON_BOW:
4763	case ITEM_SUBCLASS_WEAPON_CROSSBOW:
4764	if(ammoProto->SubClass!=ITEM_SUBCLASS_ARROW)
4765	return SPELL_FAILED_NO_AMMO;
4766	break;
4767	case ITEM_SUBCLASS_WEAPON_GUN:
4768	if(ammoProto->SubClass!=ITEM_SUBCLASS_BULLET)
4769	return SPELL_FAILED_NO_AMMO;
4770	break;
4771	default:
4772	return SPELL_FAILED_NO_AMMO;
4773	}
4774
4775	if( !((Player*)m_caster)->HasItemCount( ammo, 1 ) )
4776	return SPELL_FAILED_NO_AMMO;
4777	}; break;
4778	case ITEM_SUBCLASS_WEAPON_WAND:
4779	default:
4780	break;
4781	}
4782	break;
4783	}
4784	default:break;
4785	}
4786	}
4787
4788	return uint8(0);
4789	}
4790
4791	void Spell::Delayed() // only called in DealDamage()
4792	{
4793	if(!m_caster)// \|\| m_caster->GetTypeId() != TYPEID_PLAYER)
4794	return;
4795
4796	//if (m_spellState == SPELL_STATE_DELAYED)
4797	// return; // spell is active and can't be time-backed
4798
4799	// spells not loosing casting time ( slam, dynamites, bombs.. )
4800	//if(!(m_spellInfo->InterruptFlags & SPELL_INTERRUPT_FLAG_DAMAGE))
4801	// return;
4802
4803	//check resist chance
4804	int32 resistChance = 100; //must be initialized to 100 for percent modifiers
4805	((Player*)m_caster)->ApplySpellMod(m_spellInfo->Id,SPELLMOD_NOT_LOSE_CASTING_TIME,resistChance, this);
4806	resistChance += m_caster->GetTotalAuraModifier(SPELL_AURA_RESIST_PUSHBACK) - 100;
4807	if (roll_chance_i(resistChance))
4808	return;
4809
4810	int32 delaytime = GetNextDelayAtDamageMsTime();
4811
4812	if(int32(m_timer) + delaytime > m_casttime)
4813	{
4814	delaytime = m_casttime - m_timer;
4815	m_timer = m_casttime;
4816	}
4817	else
4818	m_timer += delaytime;
4819
4820	sLog.outDetail("Spell %u partially interrupted for (%d) ms at damage",m_spellInfo->Id,delaytime);
4821
4822	WorldPacket data(SMSG_SPELL_DELAYED, 8+4);
4823	data.append(m_caster->GetPackGUID());
4824	data << uint32(delaytime);
4825
4826	m_caster->SendMessageToSet(&data,true);
4827	}
4828
4829	void Spell::DelayedChannel()
4830	{
4831	if(!m_caster \|\| m_caster->GetTypeId() != TYPEID_PLAYER \|\| getState() != SPELL_STATE_CASTING)
4832	return;
4833
4834	//check resist chance
4835	int32 resistChance = 100; //must be initialized to 100 for percent modifiers
4836	((Player*)m_caster)->ApplySpellMod(m_spellInfo->Id,SPELLMOD_NOT_LOSE_CASTING_TIME,resistChance, this);
4837	resistChance += m_caster->GetTotalAuraModifier(SPELL_AURA_RESIST_PUSHBACK) - 100;
4838	if (roll_chance_i(resistChance))
4839	return;
4840
4841	int32 delaytime = GetNextDelayAtDamageMsTime();
4842
4843	if(int32(m_timer) < delaytime)
4844	{
4845	delaytime = m_timer;
4846	m_timer = 0;
4847	}
4848	else
4849	m_timer -= delaytime;
4850
4851	sLog.outDebug("Spell %u partially interrupted for %i ms, new duration: %u ms", m_spellInfo->Id, delaytime, m_timer);
4852
4853	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
4854	{
4855	if ((*ihit).missCondition == SPELL_MISS_NONE)
4856	{
4857	Unit* unit = m_caster->GetGUID()==ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
4858	if (unit)
4859	{
4860	for (int j=0;j<3;j++)
4861	if( ihit->effectMask & (1<<j) )
4862	unit->DelayAura(m_spellInfo->Id, j, delaytime);
4863	}
4864
4865	}
4866	}
4867
4868	for(int j = 0; j < 3; j++)
4869	{
4870	// partially interrupt persistent area auras
4871	DynamicObject* dynObj = m_caster->GetDynObject(m_spellInfo->Id, j);
4872	if(dynObj)
4873	dynObj->Delay(delaytime);
4874	}
4875
4876	SendChannelUpdate(m_timer);
4877	}
4878
4879	void Spell::UpdatePointers()
4880	{
4881	if(m_originalCasterGUID==m_caster->GetGUID())
4882	m_originalCaster = m_caster;
4883	else
4884	{
4885	m_originalCaster = ObjectAccessor::GetUnit(*m_caster,m_originalCasterGUID);
4886	if(m_originalCaster && !m_originalCaster->IsInWorld()) m_originalCaster = NULL;
4887	}
4888
4889	m_targets.Update(m_caster);
4890	}
4891
4892	bool Spell::IsAffectedBy(SpellEntry const *spellInfo, uint32 effectId)
4893	{
4894	return spellmgr.IsAffectedBySpell(m_spellInfo,spellInfo->Id,effectId,spellInfo->EffectItemType[effectId]);
4895	}
4896
4897	bool Spell::CheckTargetCreatureType(Unit* target) const
4898	{
4899	uint32 spellCreatureTargetMask = m_spellInfo->TargetCreatureType;
4900
4901	// Curse of Doom : not find another way to fix spell target check :/
4902	if(m_spellInfo->SpellFamilyName==SPELLFAMILY_WARLOCK && m_spellInfo->SpellFamilyFlags == 0x0200000000LL)
4903	{
4904	// not allow cast at player
4905	if(target->GetTypeId()==TYPEID_PLAYER)
4906	return false;
4907
4908	spellCreatureTargetMask = 0x7FF;
4909	}
4910
4911	// Dismiss Pet and Taming Lesson skipped
4912	if(m_spellInfo->Id == 2641 \|\| m_spellInfo->Id == 23356)
4913	spellCreatureTargetMask = 0;
4914
4915	if (spellCreatureTargetMask)
4916	{
4917	uint32 TargetCreatureType = target->GetCreatureTypeMask();
4918
4919	return !TargetCreatureType \|\| (spellCreatureTargetMask & TargetCreatureType);
4920	}
4921	return true;
4922	}
4923
4924	CurrentSpellTypes Spell::GetCurrentContainer()
4925	{
4926	if (IsNextMeleeSwingSpell())
4927	return(CURRENT_MELEE_SPELL);
4928	else if (IsAutoRepeat())
4929	return(CURRENT_AUTOREPEAT_SPELL);
4930	else if (IsChanneledSpell(m_spellInfo))
4931	return(CURRENT_CHANNELED_SPELL);
4932	else
4933	return(CURRENT_GENERIC_SPELL);
4934	}
4935
4936	bool Spell::CheckTarget( Unit* target, uint32 eff, bool hitPhase )
4937	{
4938	// Check targets for creature type mask and remove not appropriate (skip explicit self target case, maybe need other explicit targets)
4939	if(m_spellInfo->EffectImplicitTargetA[eff]!=TARGET_SELF && !m_magnetPair.first)
4940	{
4941	if (!CheckTargetCreatureType(target))
4942	return false;
4943	}
4944
4945	// Check targets for not_selectable unit flag and remove
4946	// A player can cast spells on his pet (or other controlled unit) though in any state
4947	if (target != m_caster && target->GetCharmerOrOwnerGUID() != m_caster->GetGUID())
4948	{
4949	// any unattackable target skipped
4950	if (target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NON_ATTACKABLE))
4951	return false;
4952
4953	// unselectable targets skipped in all cases except TARGET_SCRIPT targeting
4954	// in case TARGET_SCRIPT target selected by server always and can't be cheated
4955	/*if( target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NOT_SELECTABLE) &&
4956	m_spellInfo->EffectImplicitTargetA[eff] != TARGET_SCRIPT &&
4957	m_spellInfo->EffectImplicitTargetB[eff] != TARGET_SCRIPT )
4958	return false;*/
4959	}
4960
4961	//Check player targets and remove if in GM mode or GM invisibility (for not self casting case)
4962	if( target != m_caster && target->GetTypeId()==TYPEID_PLAYER)
4963	{
4964	if(((Player*)target)->GetVisibility()==VISIBILITY_OFF)
4965	return false;
4966
4967	if(((Player*)target)->isGameMaster() && !IsPositiveSpell(m_spellInfo->Id))
4968	return false;
4969	}
4970
4971	//Check targets for LOS visibility (except spells without range limitations )
4972	switch(m_spellInfo->Effect[eff])
4973	{
4974	case SPELL_EFFECT_SUMMON_PLAYER: // from anywhere
4975	break;
4976	case SPELL_EFFECT_DUMMY:
4977	if(m_spellInfo->Id!=20577) // Cannibalize
4978	break;
4979	//fall through
4980	case SPELL_EFFECT_RESURRECT_NEW:
4981	// player far away, maybe his corpse near?
4982	if(target!=m_caster && !target->IsWithinLOSInMap(m_caster))
4983	{
4984	if(!m_targets.getCorpseTargetGUID())
4985	return false;
4986
4987	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
4988	if(!corpse)
4989	return false;
4990
4991	if(target->GetGUID()!=corpse->GetOwnerGUID())
4992	return false;
4993
4994	if(!corpse->IsWithinLOSInMap(m_caster))
4995	return false;
4996	}
4997
4998	// all ok by some way or another, skip normal check
4999	break;
5000	default: // normal case
5001	if(target!=m_caster && !target->IsWithinLOSInMap(m_caster))
5002	return false;
5003	break;
5004	}
5005
5006	return true;
5007	}
5008
5009	Unit* Spell::SelectMagnetTarget()
5010	{
5011	Unit* target = m_targets.getUnitTarget();
5012
5013	if(target && target->HasAuraType(SPELL_AURA_SPELL_MAGNET) && !(m_spellInfo->Attributes & 0x10))
5014	{
5015	Unit::AuraList const& magnetAuras = target->GetAurasByType(SPELL_AURA_SPELL_MAGNET);
5016	for(Unit::AuraList::const_iterator itr = magnetAuras.begin(); itr != magnetAuras.end(); ++itr)
5017	{
5018	if(Unit* magnet = (*itr)->GetCaster())
5019	{
5020	if((*itr)->m_procCharges>0 && magnet->IsWithinLOSInMap(m_caster))
5021	{
5022	(itr)->SetAuraProcCharges((itr)->m_procCharges-1);
5023	m_magnetPair.first = true;
5024	m_magnetPair.second = magnet;
5025
5026	target = magnet;
5027	m_targets.setUnitTarget(target);
5028	break;
5029	}
5030	}
5031	}
5032	}
5033
5034	return target;
5035	}
5036
5037	bool Spell::IsNeedSendToClient() const
5038	{
5039	return m_spellInfo->SpellVisual!=0 \|\| IsChanneledSpell(m_spellInfo) \|\|
5040	m_spellInfo->speed > 0.0f \|\| !m_triggeredByAuraSpell && !m_IsTriggeredSpell;
5041	}
5042
5043	bool Spell::HaveTargetsForEffect( uint8 effect ) const
5044	{
5045	for(std::list<TargetInfo>::const_iterator itr= m_UniqueTargetInfo.begin();itr != m_UniqueTargetInfo.end();++itr)
5046	if(itr->effectMask & (1<<effect))
5047	return true;
5048
5049	for(std::list<GOTargetInfo>::const_iterator itr= m_UniqueGOTargetInfo.begin();itr != m_UniqueGOTargetInfo.end();++itr)
5050	if(itr->effectMask & (1<<effect))
5051	return true;
5052
5053	for(std::list<ItemTargetInfo>::const_iterator itr= m_UniqueItemInfo.begin();itr != m_UniqueItemInfo.end();++itr)
5054	if(itr->effectMask & (1<<effect))
5055	return true;
5056
5057	return false;
5058	}
5059
5060	SpellEvent::SpellEvent(Spell* spell) : BasicEvent()
5061	{
5062	m_Spell = spell;
5063	}
5064
5065	SpellEvent::~SpellEvent()
5066	{
5067	if (m_Spell->getState() != SPELL_STATE_FINISHED)
5068	m_Spell->cancel();
5069
5070	if (m_Spell->IsDeletable())
5071	{
5072	delete m_Spell;
5073	}
5074	else
5075	{
5076	sLog.outError("~SpellEvent: %s %u tried to delete non-deletable spell %u. Was not deleted, causes memory leak.",
5077	(m_Spell->GetCaster()->GetTypeId()==TYPEID_PLAYER?"Player":"Creature"), m_Spell->GetCaster()->GetGUIDLow(),m_Spell->m_spellInfo->Id);
5078	}
5079	}
5080
5081	bool SpellEvent::Execute(uint64 e_time, uint32 p_time)
5082	{
5083	// update spell if it is not finished
5084	if (m_Spell->getState() != SPELL_STATE_FINISHED)
5085	m_Spell->update(p_time);
5086
5087	// check spell state to process
5088	switch (m_Spell->getState())
5089	{
5090	case SPELL_STATE_FINISHED:
5091	{
5092	// spell was finished, check deletable state
5093	if (m_Spell->IsDeletable())
5094	{
5095	// check, if we do have unfinished triggered spells
5096
5097	return(true); // spell is deletable, finish event
5098	}
5099	// event will be re-added automatically at the end of routine)
5100	} break;
5101
5102	case SPELL_STATE_CASTING:
5103	{
5104	// this spell is in channeled state, process it on the next update
5105	// event will be re-added automatically at the end of routine)
5106	} break;
5107
5108	case SPELL_STATE_DELAYED:
5109	{
5110	// first, check, if we have just started
5111	if (m_Spell->GetDelayStart() != 0)
5112	{
5113	// no, we aren't, do the typical update
5114	// check, if we have channeled spell on our hands
5115	if (IsChanneledSpell(m_Spell->m_spellInfo))
5116	{
5117	// evented channeled spell is processed separately, casted once after delay, and not destroyed till finish
5118	// check, if we have casting anything else except this channeled spell and autorepeat
5119	if (m_Spell->GetCaster()->IsNonMeleeSpellCasted(false, true, true))
5120	{
5121	// another non-melee non-delayed spell is casted now, abort
5122	m_Spell->cancel();
5123	}
5124	else
5125	{
5126	// do the action (pass spell to channeling state)
5127	m_Spell->handle_immediate();
5128	}
5129	// event will be re-added automatically at the end of routine)
5130	}
5131	else
5132	{
5133	// run the spell handler and think about what we can do next
5134	uint64 t_offset = e_time - m_Spell->GetDelayStart();
5135	uint64 n_offset = m_Spell->handle_delayed(t_offset);
5136	if (n_offset)
5137	{
5138	// re-add us to the queue
5139	m_Spell->GetCaster()->m_Events.AddEvent(this, m_Spell->GetDelayStart() + n_offset, false);
5140	return(false); // event not complete
5141	}
5142	// event complete
5143	// finish update event will be re-added automatically at the end of routine)
5144	}
5145	}
5146	else
5147	{
5148	// delaying had just started, record the moment
5149	m_Spell->SetDelayStart(e_time);
5150	// re-plan the event for the delay moment
5151	m_Spell->GetCaster()->m_Events.AddEvent(this, e_time + m_Spell->GetDelayMoment(), false);
5152	return(false); // event not complete
5153	}
5154	} break;
5155
5156	default:
5157	{
5158	// all other states
5159	// event will be re-added automatically at the end of routine)
5160	} break;
5161	}
5162
5163	// spell processing not complete, plan event on the next update interval
5164	m_Spell->GetCaster()->m_Events.AddEvent(this, e_time + 1, false);
5165	return(false); // event not complete
5166	}
5167
5168	void SpellEvent::Abort(uint64 /e_time/)
5169	{
5170	// oops, the spell we try to do is aborted
5171	if (m_Spell->getState() != SPELL_STATE_FINISHED)
5172	m_Spell->cancel();
5173	}
5174
5175	bool SpellEvent::IsDeletable() const
5176	{
5177	return m_Spell->IsDeletable();
5178	}

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root/trunk/src/game/Spell.cpp @ 291

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