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Spell.cpp @ 53

Revision 53, 201.8 kB (checked in by yumileroy, 17 years ago)

[svn] Merge branch r50 with trunk.

Original author: megamage
Date: 2008-10-17 21:44:37-05:00

Line
1	/*
2	* Copyright (C) 2008 Trinity <http://www.trinitycore.org/>
3	*
4	* Thanks to the original authors: MaNGOS <http://www.mangosproject.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
52	#define SPELL_CHANNEL_UPDATE_INTERVAL 1000
53
54	extern pEffect SpellEffects[TOTAL_SPELL_EFFECTS];
55
56	bool IsQuestTameSpell(uint32 spellId)
57	{
58	SpellEntry const *spellproto = sSpellStore.LookupEntry(spellId);
59	if (!spellproto) return false;
60
61	return spellproto->Effect[0] == SPELL_EFFECT_THREAT
62	&& spellproto->Effect[1] == SPELL_EFFECT_APPLY_AURA && spellproto->EffectApplyAuraName[1] == SPELL_AURA_DUMMY;
63	}
64
65	SpellCastTargets::SpellCastTargets()
66	{
67	m_unitTarget = NULL;
68	m_itemTarget = NULL;
69	m_GOTarget = NULL;
70
71	m_unitTargetGUID = 0;
72	m_GOTargetGUID = 0;
73	m_CorpseTargetGUID = 0;
74	m_itemTargetGUID = 0;
75	m_itemTargetEntry = 0;
76
77	m_srcX = m_srcY = m_srcZ = m_destX = m_destY = m_destZ = 0;
78	m_strTarget = "";
79	m_targetMask = 0;
80	}
81
82	SpellCastTargets::~SpellCastTargets()
83	{
84	}
85
86	void SpellCastTargets::setUnitTarget(Unit *target)
87	{
88	if (!target)
89	return;
90
91	m_destX = target->GetPositionX();
92	m_destY = target->GetPositionY();
93	m_destZ = target->GetPositionZ();
94	m_unitTarget = target;
95	m_unitTargetGUID = target->GetGUID();
96	m_targetMask \|= TARGET_FLAG_UNIT;
97	}
98
99	void SpellCastTargets::setDestination(float x, float y, float z)
100	{
101	m_destX = x;
102	m_destY = y;
103	m_destZ = z;
104	m_targetMask \|= TARGET_FLAG_DEST_LOCATION;
105	}
106
107	void SpellCastTargets::setGOTarget(GameObject *target)
108	{
109	m_GOTarget = target;
110	m_GOTargetGUID = target->GetGUID();
111	// m_targetMask \|= TARGET_FLAG_OBJECT;
112	}
113
114	void SpellCastTargets::setItemTarget(Item* item)
115	{
116	if(!item)
117	return;
118
119	m_itemTarget = item;
120	m_itemTargetGUID = item->GetGUID();
121	m_itemTargetEntry = item->GetEntry();
122	m_targetMask \|= TARGET_FLAG_ITEM;
123	}
124
125	void SpellCastTargets::setCorpseTarget(Corpse* corpse)
126	{
127	m_CorpseTargetGUID = corpse->GetGUID();
128	}
129
130	void SpellCastTargets::Update(Unit* caster)
131	{
132	m_GOTarget = m_GOTargetGUID ? ObjectAccessor::GetGameObject(*caster,m_GOTargetGUID) : NULL;
133	m_unitTarget = m_unitTargetGUID ?
134	( m_unitTargetGUID==caster->GetGUID() ? caster : ObjectAccessor::GetUnit(*caster, m_unitTargetGUID) ) :
135	NULL;
136
137	m_itemTarget = NULL;
138	if(caster->GetTypeId()==TYPEID_PLAYER)
139	{
140	if(m_targetMask & TARGET_FLAG_ITEM)
141	m_itemTarget = ((Player*)caster)->GetItemByGuid(m_itemTargetGUID);
142	else
143	{
144	Player* pTrader = ((Player*)caster)->GetTrader();
145	if(pTrader && m_itemTargetGUID < TRADE_SLOT_COUNT)
146	m_itemTarget = pTrader->GetItemByPos(pTrader->GetItemPosByTradeSlot(m_itemTargetGUID));
147	}
148	if(m_itemTarget)
149	m_itemTargetEntry = m_itemTarget->GetEntry();
150	}
151	}
152
153	bool SpellCastTargets::read ( WorldPacket * data, Unit *caster )
154	{
155	if(data->rpos()+4 > data->size())
156	return false;
157
158	*data >> m_targetMask;
159
160	if(m_targetMask == TARGET_FLAG_SELF)
161	{
162	m_destX = caster->GetPositionX();
163	m_destY = caster->GetPositionY();
164	m_destZ = caster->GetPositionZ();
165	m_unitTarget = caster;
166	m_unitTargetGUID = caster->GetGUID();
167	return true;
168	}
169	// TARGET_FLAG_UNK2 is used for non-combat pets, maybe other?
170	if( m_targetMask & (TARGET_FLAG_UNIT\|TARGET_FLAG_UNK2) )
171	if(!readGUID(*data, m_unitTargetGUID))
172	return false;
173
174	if( m_targetMask & ( TARGET_FLAG_OBJECT \| TARGET_FLAG_OBJECT_UNK ))
175	if(!readGUID(*data, m_GOTargetGUID))
176	return false;
177
178	if(( m_targetMask & ( TARGET_FLAG_ITEM \| TARGET_FLAG_TRADE_ITEM )) && caster->GetTypeId() == TYPEID_PLAYER)
179	if(!readGUID(*data, m_itemTargetGUID))
180	return false;
181
182	if( m_targetMask & TARGET_FLAG_SOURCE_LOCATION )
183	{
184	if(data->rpos()+4+4+4 > data->size())
185	return false;
186
187	*data >> m_srcX >> m_srcY >> m_srcZ;
188	if(!Trinity::IsValidMapCoord(m_srcX, m_srcY, m_srcZ))
189	return false;
190	}
191
192	if( m_targetMask & TARGET_FLAG_DEST_LOCATION )
193	{
194	if(data->rpos()+4+4+4 > data->size())
195	return false;
196
197	*data >> m_destX >> m_destY >> m_destZ;
198	if(!Trinity::IsValidMapCoord(m_destX, m_destY, m_destZ))
199	return false;
200	}
201
202	if( m_targetMask & TARGET_FLAG_STRING )
203	{
204	if(data->rpos()+1 > data->size())
205	return false;
206
207	*data >> m_strTarget;
208	}
209
210	if( m_targetMask & (TARGET_FLAG_CORPSE \| TARGET_FLAG_PVP_CORPSE ) )
211	if(!readGUID(*data, m_CorpseTargetGUID))
212	return false;
213
214	// find real units/GOs
215	Update(caster);
216	return true;
217	}
218
219	void SpellCastTargets::write ( WorldPacket * data )
220	{
221	*data << uint32(m_targetMask);
222
223	if( m_targetMask & ( TARGET_FLAG_UNIT \| TARGET_FLAG_PVP_CORPSE \| TARGET_FLAG_OBJECT \| TARGET_FLAG_CORPSE \| TARGET_FLAG_UNK2 ) )
224	{
225	if(m_targetMask & TARGET_FLAG_UNIT)
226	{
227	if(m_unitTarget)
228	data->append(m_unitTarget->GetPackGUID());
229	else
230	*data << uint8(0);
231	}
232	else if( m_targetMask & ( TARGET_FLAG_OBJECT \| TARGET_FLAG_OBJECT_UNK ) )
233	{
234	if(m_GOTarget)
235	data->append(m_GOTarget->GetPackGUID());
236	else
237	*data << uint8(0);
238	}
239	else if( m_targetMask & ( TARGET_FLAG_CORPSE \| TARGET_FLAG_PVP_CORPSE ) )
240	data->appendPackGUID(m_CorpseTargetGUID);
241	else
242	*data << uint8(0);
243	}
244
245	if( m_targetMask & ( TARGET_FLAG_ITEM \| TARGET_FLAG_TRADE_ITEM ) )
246	{
247	if(m_itemTarget)
248	data->append(m_itemTarget->GetPackGUID());
249	else
250	*data << uint8(0);
251	}
252
253	if( m_targetMask & TARGET_FLAG_SOURCE_LOCATION )
254	*data << m_srcX << m_srcY << m_srcZ;
255
256	if( m_targetMask & TARGET_FLAG_DEST_LOCATION )
257	*data << m_destX << m_destY << m_destZ;
258
259	if( m_targetMask & TARGET_FLAG_STRING )
260	*data << m_strTarget;
261	}
262
263	Spell::Spell( Unit* Caster, SpellEntry const info, bool triggered, uint64 originalCasterGUID, Spell* triggeringContainer )
264	{
265	ASSERT( Caster != NULL && info != NULL );
266	ASSERT( info == sSpellStore.LookupEntry( info->Id ) && "`info` must be pointer to sSpellStore element");
267
268	m_spellInfo = info;
269	m_caster = Caster;
270	m_selfContainer = NULL;
271	m_triggeringContainer = triggeringContainer;
272	m_magnetPair.first = false;
273	m_magnetPair.second = NULL;
274	m_deletable = true;
275	m_delayAtDamageCount = 0;
276
277	m_applyMultiplierMask = 0;
278
279	// Get data for type of attack
280	switch (m_spellInfo->DmgClass)
281	{
282	case SPELL_DAMAGE_CLASS_MELEE:
283	if (m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_REQ_OFFHAND)
284	m_attackType = OFF_ATTACK;
285	else
286	m_attackType = BASE_ATTACK;
287	break;
288	case SPELL_DAMAGE_CLASS_RANGED:
289	m_attackType = RANGED_ATTACK;
290	break;
291	default:
292	// Wands
293	if (m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_REQ_WAND)
294	m_attackType = RANGED_ATTACK;
295	else
296	m_attackType = BASE_ATTACK;
297	break;
298	}
299
300	m_spellSchoolMask = GetSpellSchoolMask(info); // Can be override for some spell (wand shoot for example)
301
302	if(m_attackType == RANGED_ATTACK)
303	{
304	// wand case
305	if((m_caster->getClassMask() & CLASSMASK_WAND_USERS) != 0 && m_caster->GetTypeId()==TYPEID_PLAYER)
306	{
307	if(Item* pItem = ((Player*)m_caster)->GetWeaponForAttack(RANGED_ATTACK))
308	m_spellSchoolMask = SpellSchoolMask(1 << pItem->GetProto()->Damage->DamageType);
309	}
310	}
311
312	if(originalCasterGUID)
313	m_originalCasterGUID = originalCasterGUID;
314	else
315	m_originalCasterGUID = m_caster->GetGUID();
316
317	if(m_originalCasterGUID==m_caster->GetGUID())
318	m_originalCaster = m_caster;
319	else
320	{
321	m_originalCaster = ObjectAccessor::GetUnit(*m_caster,m_originalCasterGUID);
322	if(m_originalCaster && !m_originalCaster->IsInWorld()) m_originalCaster = NULL;
323	}
324
325	for(int i=0; i <3; ++i)
326	m_currentBasePoints[i] = m_spellInfo->EffectBasePoints[i];
327
328	m_spellState = SPELL_STATE_NULL;
329
330	m_castPositionX = m_castPositionY = m_castPositionZ = 0;
331	m_TriggerSpells.clear();
332	m_IsTriggeredSpell = triggered;
333	//m_AreaAura = false;
334	m_CastItem = NULL;
335
336	unitTarget = NULL;
337	itemTarget = NULL;
338	gameObjTarget = NULL;
339	focusObject = NULL;
340	m_cast_count = 0;
341	m_triggeredByAuraSpell = NULL;
342
343	//Auto Shot & Shoot
344	if( m_spellInfo->AttributesEx2 == 0x000020 && !triggered )
345	m_autoRepeat = true;
346	else
347	m_autoRepeat = false;
348
349	m_powerCost = 0; // setup to correct value in Spell::prepare, don't must be used before.
350	m_casttime = 0; // setup to correct value in Spell::prepare, don't must be used before.
351	m_timer = 0; // will set to castime in preper
352
353	m_needAliveTargetMask = 0;
354
355	// determine reflection
356	m_canReflect = false;
357
358	if(m_spellInfo->DmgClass == SPELL_DAMAGE_CLASS_MAGIC && (m_spellInfo->AttributesEx2 & 0x4)==0)
359	{
360	for(int j=0;j<3;j++)
361	{
362	if (m_spellInfo->Effect[j]==0)
363	continue;
364
365	if(!IsPositiveTarget(m_spellInfo->EffectImplicitTargetA[j],m_spellInfo->EffectImplicitTargetB[j]))
366	m_canReflect = true;
367	else
368	m_canReflect = (m_spellInfo->AttributesEx & (1<<7)) ? true : false;
369
370	if(m_canReflect)
371	continue;
372	else
373	break;
374	}
375	}
376
377	CleanupTargetList();
378	}
379
380	Spell::~Spell()
381	{
382	}
383
384	void Spell::FillTargetMap()
385	{
386	// TODO: ADD the correct target FILLS!!!!!!
387
388	for(uint32 i=0;i<3;i++)
389	{
390	// not call for empty effect.
391	// Also some spells use not used effect targets for store targets for dummy effect in triggered spells
392	if(m_spellInfo->Effect[i]==0)
393	continue;
394
395	// targets for TARGET_SCRIPT_COORDINATES (A) and TARGET_SCRIPT filled in Spell::canCast call
396	if( m_spellInfo->EffectImplicitTargetA[i] == TARGET_SCRIPT_COORDINATES \|\|
397	m_spellInfo->EffectImplicitTargetA[i] == TARGET_SCRIPT \|\|
398	m_spellInfo->EffectImplicitTargetB[i] == TARGET_SCRIPT && m_spellInfo->EffectImplicitTargetA[i] != TARGET_SELF )
399	continue;
400
401	// TODO: find a way so this is not needed?
402	// for area auras always add caster as target (needed for totems for example)
403	if(IsAreaAuraEffect(m_spellInfo->Effect[i]))
404	AddUnitTarget(m_caster, i);
405
406	std::list<Unit*> tmpUnitMap;
407
408	// TargetA/TargetB dependent from each other, we not switch to full support this dependences
409	// but need it support in some know cases
410	switch(m_spellInfo->EffectImplicitTargetA[i])
411	{
412	case TARGET_ALL_AROUND_CASTER:
413	if( m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_PARTY \|\|
414	m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_FRIENDLY_UNITS_AROUND_CASTER \|\|
415	m_spellInfo->EffectImplicitTargetB[i]==TARGET_RANDOM_RAID_MEMBER )
416	{
417	SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
418	}
419	// Note: this hack with search required until GO casting not implemented
420	// environment damage spells already have around enemies targeting but this not help in case not existed GO casting support
421	// currently each enemy selected explicitly and self cast damage
422	else if(m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_ENEMY_IN_AREA && m_spellInfo->Effect[i]==SPELL_EFFECT_ENVIRONMENTAL_DAMAGE)
423	{
424	if(m_targets.getUnitTarget())
425	tmpUnitMap.push_back(m_targets.getUnitTarget());
426	}
427	else
428	{
429	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
430	SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
431	}
432	break;
433	case TARGET_TABLE_X_Y_Z_COORDINATES:
434	// Only if target A, for target B (used in teleports) dest select in effect
435	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
436	break;
437	default:
438	switch(m_spellInfo->EffectImplicitTargetB[i])
439	{
440	case TARGET_SCRIPT_COORDINATES: // B case filled in canCast but we need fill unit list base at A case
441	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
442	break;
443	default:
444	SetTargetMap(i,m_spellInfo->EffectImplicitTargetA[i],tmpUnitMap);
445	SetTargetMap(i,m_spellInfo->EffectImplicitTargetB[i],tmpUnitMap);
446	break;
447	}
448	break;
449	}
450
451	if( (m_spellInfo->EffectImplicitTargetA[i]==0 \|\| m_spellInfo->EffectImplicitTargetA[i]==TARGET_EFFECT_SELECT) &&
452	(m_spellInfo->EffectImplicitTargetB[i]==0 \|\| m_spellInfo->EffectImplicitTargetB[i]==TARGET_EFFECT_SELECT) )
453	{
454	// add here custom effects that need default target.
455	// FOR EVERY TARGET TYPE THERE IS A DIFFERENT FILL!!
456	switch(m_spellInfo->Effect[i])
457	{
458	case SPELL_EFFECT_DUMMY:
459	{
460	switch(m_spellInfo->Id)
461	{
462	case 20577: // Cannibalize
463	{
464	// non-standard target selection
465	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
466	float max_range = GetSpellMaxRange(srange);
467
468	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
469	Cell cell(p);
470	cell.data.Part.reserved = ALL_DISTRICT;
471	cell.SetNoCreate();
472
473	WorldObject* result = NULL;
474
475	Trinity::CannibalizeObjectCheck u_check(m_caster, max_range);
476	Trinity::WorldObjectSearcher<Trinity::CannibalizeObjectCheck > searcher(result, u_check);
477
478	TypeContainerVisitor<Trinity::WorldObjectSearcher<Trinity::CannibalizeObjectCheck >, GridTypeMapContainer > grid_searcher(searcher);
479	CellLock<GridReadGuard> cell_lock(cell, p);
480	cell_lock->Visit(cell_lock, grid_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
481
482	if(!result)
483	{
484	TypeContainerVisitor<Trinity::WorldObjectSearcher<Trinity::CannibalizeObjectCheck >, WorldTypeMapContainer > world_searcher(searcher);
485	cell_lock->Visit(cell_lock, world_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
486	}
487
488	if(result)
489	{
490	switch(result->GetTypeId())
491	{
492	case TYPEID_UNIT:
493	case TYPEID_PLAYER:
494	tmpUnitMap.push_back((Unit*)result);
495	break;
496	case TYPEID_CORPSE:
497	m_targets.setCorpseTarget((Corpse*)result);
498	if(Player* owner = ObjectAccessor::FindPlayer(((Corpse*)result)->GetOwnerGUID()))
499	tmpUnitMap.push_back(owner);
500	break;
501	}
502	}
503	else
504	{
505	// clear cooldown at fail
506	if(m_caster->GetTypeId()==TYPEID_PLAYER)
507	{
508	((Player*)m_caster)->RemoveSpellCooldown(m_spellInfo->Id);
509
510	WorldPacket data(SMSG_CLEAR_COOLDOWN, (4+8));
511	data << uint32(m_spellInfo->Id);
512	data << uint64(m_caster->GetGUID());
513	((Player*)m_caster)->GetSession()->SendPacket(&data);
514	}
515
516	SendCastResult(SPELL_FAILED_NO_EDIBLE_CORPSES);
517	finish(false);
518	}
519	break;
520	}
521	default:
522	if(m_targets.getUnitTarget())
523	tmpUnitMap.push_back(m_targets.getUnitTarget());
524	break;
525	}
526	break;
527	}
528	case SPELL_EFFECT_RESURRECT:
529	case SPELL_EFFECT_PARRY:
530	case SPELL_EFFECT_BLOCK:
531	case SPELL_EFFECT_CREATE_ITEM:
532	case SPELL_EFFECT_TRIGGER_SPELL:
533	case SPELL_EFFECT_TRIGGER_MISSILE:
534	case SPELL_EFFECT_LEARN_SPELL:
535	case SPELL_EFFECT_SKILL_STEP:
536	case SPELL_EFFECT_PROFICIENCY:
537	case SPELL_EFFECT_SUMMON_POSSESSED:
538	case SPELL_EFFECT_SUMMON_OBJECT_WILD:
539	case SPELL_EFFECT_SELF_RESURRECT:
540	case SPELL_EFFECT_REPUTATION:
541	if(m_targets.getUnitTarget())
542	tmpUnitMap.push_back(m_targets.getUnitTarget());
543	break;
544	case SPELL_EFFECT_SUMMON_PLAYER:
545	if(m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->GetSelection())
546	{
547	Player* target = objmgr.GetPlayer(((Player*)m_caster)->GetSelection());
548	if(target)
549	tmpUnitMap.push_back(target);
550	}
551	break;
552	case SPELL_EFFECT_RESURRECT_NEW:
553	if(m_targets.getUnitTarget())
554	tmpUnitMap.push_back(m_targets.getUnitTarget());
555	if(m_targets.getCorpseTargetGUID())
556	{
557	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
558	if(corpse)
559	{
560	Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGUID());
561	if(owner)
562	tmpUnitMap.push_back(owner);
563	}
564	}
565	break;
566	case SPELL_EFFECT_SUMMON:
567	if(m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED \|\| m_spellInfo->EffectMiscValueB[i] == SUMMON_TYPE_POSESSED2)
568	{
569	if(m_targets.getUnitTarget())
570	tmpUnitMap.push_back(m_targets.getUnitTarget());
571	}
572	else
573	tmpUnitMap.push_back(m_caster);
574	break;
575	case SPELL_EFFECT_SUMMON_CHANGE_ITEM:
576	case SPELL_EFFECT_SUMMON_WILD:
577	case SPELL_EFFECT_SUMMON_GUARDIAN:
578	case SPELL_EFFECT_TRANS_DOOR:
579	case SPELL_EFFECT_ADD_FARSIGHT:
580	case SPELL_EFFECT_STUCK:
581	case SPELL_EFFECT_DESTROY_ALL_TOTEMS:
582	case SPELL_EFFECT_SUMMON_DEMON:
583	case SPELL_EFFECT_SKILL:
584	tmpUnitMap.push_back(m_caster);
585	break;
586	case SPELL_EFFECT_LEARN_PET_SPELL:
587	if(Pet* pet = m_caster->GetPet())
588	tmpUnitMap.push_back(pet);
589	break;
590	case SPELL_EFFECT_ENCHANT_ITEM:
591	case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
592	case SPELL_EFFECT_DISENCHANT:
593	case SPELL_EFFECT_FEED_PET:
594	case SPELL_EFFECT_PROSPECTING:
595	if(m_targets.getItemTarget())
596	AddItemTarget(m_targets.getItemTarget(), i);
597	break;
598	case SPELL_EFFECT_APPLY_AURA:
599	switch(m_spellInfo->EffectApplyAuraName[i])
600	{
601	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)
602	case SPELL_AURA_ADD_PCT_MODIFIER:
603	tmpUnitMap.push_back(m_caster);
604	break;
605	default: // apply to target in other case
606	if(m_targets.getUnitTarget())
607	tmpUnitMap.push_back(m_targets.getUnitTarget());
608	break;
609	}
610	break;
611	case SPELL_EFFECT_APPLY_AREA_AURA_PARTY:
612	// AreaAura
613	if(m_spellInfo->Attributes == 0x9050000 \|\| m_spellInfo->Attributes == 0x10000)
614	SetTargetMap(i,TARGET_AREAEFFECT_PARTY,tmpUnitMap);
615	break;
616	case SPELL_EFFECT_SKIN_PLAYER_CORPSE:
617	if(m_targets.getUnitTarget())
618	{
619	tmpUnitMap.push_back(m_targets.getUnitTarget());
620	}
621	else if (m_targets.getCorpseTargetGUID())
622	{
623	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
624	if(corpse)
625	{
626	Player* owner = ObjectAccessor::FindPlayer(corpse->GetOwnerGUID());
627	if(owner)
628	tmpUnitMap.push_back(owner);
629	}
630	}
631	break;
632	default:
633	break;
634	}
635	}
636	if(IsChanneledSpell(m_spellInfo) && !tmpUnitMap.empty())
637	m_needAliveTargetMask \|= (1<<i);
638
639	if(m_caster->GetTypeId() == TYPEID_PLAYER)
640	{
641	Player me = (Player)m_caster;
642	for (std::list<Unit*>::const_iterator itr = tmpUnitMap.begin(); itr != tmpUnitMap.end(); itr++)
643	{
644	Unit owner = (itr)->GetOwner();
645	Unit u = owner ? owner : (itr);
646	if(u!=m_caster && u->IsPvP() && (!me->duel \|\| me->duel->opponent != u))
647	{
648	me->UpdatePvP(true);
649	me->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_ENTER_PVP_COMBAT);
650	break;
651	}
652	}
653	}
654
655	for (std::list<Unit*>::iterator itr = tmpUnitMap.begin() ; itr != tmpUnitMap.end();)
656	{
657	if(!CheckTarget(*itr, i, false ))
658	{
659	itr = tmpUnitMap.erase(itr);
660	continue;
661	}
662	else
663	++itr;
664	}
665
666	for(std::list<Unit*>::iterator iunit= tmpUnitMap.begin();iunit != tmpUnitMap.end();++iunit)
667	AddUnitTarget((*iunit), i);
668	}
669	}
670
671	void Spell::CleanupTargetList()
672	{
673	m_UniqueTargetInfo.clear();
674	m_UniqueGOTargetInfo.clear();
675	m_UniqueItemInfo.clear();
676	m_countOfHit = 0;
677	m_countOfMiss = 0;
678	m_delayMoment = 0;
679	}
680
681	void Spell::AddUnitTarget(Unit* pVictim, uint32 effIndex)
682	{
683	if( m_spellInfo->Effect[effIndex]==0 )
684	return;
685
686	uint64 targetGUID = pVictim->GetGUID();
687
688	// Lookup target in already in list
689	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
690	{
691	if (targetGUID == ihit->targetGUID) // Found in list
692	{
693	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
694	return;
695	}
696	}
697
698	// This is new target calculate data for him
699
700	// Get spell hit result on target
701	TargetInfo target;
702	target.targetGUID = targetGUID; // Store target GUID
703	target.effectMask = 1<<effIndex; // Store index of effect
704	target.processed = false; // Effects not apply on target
705
706	// Calculate hit result
707	target.missCondition = m_caster->SpellHitResult(pVictim, m_spellInfo, m_canReflect);
708	if (target.missCondition == SPELL_MISS_NONE)
709	++m_countOfHit;
710	else
711	++m_countOfMiss;
712
713	// Spell have speed - need calculate incoming time
714	if (m_spellInfo->speed > 0.0f)
715	{
716	// calculate spell incoming interval
717	float dist = m_caster->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
718	if (dist < 5.0f) dist = 5.0f;
719	target.timeDelay = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
720
721	// Calculate minimum incoming time
722	if (m_delayMoment==0 \|\| m_delayMoment>target.timeDelay)
723	m_delayMoment = target.timeDelay;
724	}
725	else
726	target.timeDelay = 0LL;
727
728	// If target reflect spell back to caster
729	if (target.missCondition==SPELL_MISS_REFLECT)
730	{
731	// Calculate reflected spell result on caster
732	target.reflectResult = m_caster->SpellHitResult(m_caster, m_spellInfo, m_canReflect);
733
734	if (target.reflectResult == SPELL_MISS_REFLECT) // Impossible reflect again, so simply deflect spell
735	target.reflectResult = SPELL_MISS_PARRY;
736
737	// Increase time interval for reflected spells by 1.5
738	target.timeDelay+=target.timeDelay>>1;
739	}
740	else
741	target.reflectResult = SPELL_MISS_NONE;
742
743	// Add target to list
744	m_UniqueTargetInfo.push_back(target);
745	}
746
747	void Spell::AddUnitTarget(uint64 unitGUID, uint32 effIndex)
748	{
749	Unit* unit = m_caster->GetGUID()==unitGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, unitGUID);
750	if (unit)
751	AddUnitTarget(unit, effIndex);
752	}
753
754	void Spell::AddGOTarget(GameObject* pVictim, uint32 effIndex)
755	{
756	if( m_spellInfo->Effect[effIndex]==0 )
757	return;
758
759	uint64 targetGUID = pVictim->GetGUID();
760
761	// Lookup target in already in list
762	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
763	{
764	if (targetGUID == ihit->targetGUID) // Found in list
765	{
766	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
767	return;
768	}
769	}
770
771	// This is new target calculate data for him
772
773	GOTargetInfo target;
774	target.targetGUID = targetGUID;
775	target.effectMask = 1<<effIndex;
776	target.processed = false; // Effects not apply on target
777
778	// Spell have speed - need calculate incoming time
779	if (m_spellInfo->speed > 0.0f)
780	{
781	// calculate spell incoming interval
782	float dist = m_caster->GetDistance(pVictim->GetPositionX(), pVictim->GetPositionY(), pVictim->GetPositionZ());
783	if (dist < 5.0f) dist = 5.0f;
784	target.timeDelay = (uint64) floor(dist / m_spellInfo->speed * 1000.0f);
785	if (m_delayMoment==0 \|\| m_delayMoment>target.timeDelay)
786	m_delayMoment = target.timeDelay;
787	}
788	else
789	target.timeDelay = 0LL;
790
791	++m_countOfHit;
792
793	// Add target to list
794	m_UniqueGOTargetInfo.push_back(target);
795	}
796
797	void Spell::AddGOTarget(uint64 goGUID, uint32 effIndex)
798	{
799	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, goGUID);
800	if (go)
801	AddGOTarget(go, effIndex);
802	}
803
804	void Spell::AddItemTarget(Item* pitem, uint32 effIndex)
805	{
806	if( m_spellInfo->Effect[effIndex]==0 )
807	return;
808
809	// Lookup target in already in list
810	for(std::list<ItemTargetInfo>::iterator ihit= m_UniqueItemInfo.begin();ihit != m_UniqueItemInfo.end();++ihit)
811	{
812	if (pitem == ihit->item) // Found in list
813	{
814	ihit->effectMask \|= 1<<effIndex; // Add only effect mask
815	return;
816	}
817	}
818
819	// This is new target add data
820
821	ItemTargetInfo target;
822	target.item = pitem;
823	target.effectMask = 1<<effIndex;
824	m_UniqueItemInfo.push_back(target);
825	}
826
827	void Spell::doTriggers(SpellMissInfo missInfo, uint32 damage, SpellSchoolMask damageSchoolMask, uint32 block, uint32 absorb, bool crit)
828	{
829	// Do triggers depends from hit result (triggers on hit do in effects)
830	// Set aura states depends from hit result
831	if (missInfo!=SPELL_MISS_NONE)
832	{
833	// Miss/dodge/parry/block only for melee based spells
834	// Resist only for magic based spells
835	switch (missInfo)
836	{
837	case SPELL_MISS_MISS:
838	if(m_caster->GetTypeId()== TYPEID_PLAYER)
839	((Player*)m_caster)->UpdateWeaponSkill(BASE_ATTACK);
840
841	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_MISS, m_spellInfo, m_IsTriggeredSpell);
842	break;
843	case SPELL_MISS_RESIST:
844	m_caster->ProcDamageAndSpell(unitTarget, PROC_FLAG_TARGET_RESISTS, PROC_FLAG_RESIST_SPELL, 0, damageSchoolMask, m_spellInfo, m_IsTriggeredSpell);
845	break;
846	case SPELL_MISS_DODGE:
847	if(unitTarget->GetTypeId() == TYPEID_PLAYER)
848	((Player*)unitTarget)->UpdateDefense();
849
850	// Overpower
851	if (m_caster->GetTypeId() == TYPEID_PLAYER && m_caster->getClass() == CLASS_WARRIOR)
852	{
853	((Player*) m_caster)->AddComboPoints(unitTarget, 1);
854	m_caster->StartReactiveTimer( REACTIVE_OVERPOWER );
855	}
856
857	// Riposte
858	if (unitTarget->getClass() != CLASS_ROGUE)
859	{
860	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
861	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
862	}
863
864	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_DODGE, m_spellInfo, m_IsTriggeredSpell);
865	break;
866	case SPELL_MISS_PARRY:
867	// Update victim defense ?
868	if(unitTarget->GetTypeId() == TYPEID_PLAYER)
869	((Player*)unitTarget)->UpdateDefense();
870	// Mongoose bite - set only Counterattack here
871	if (unitTarget->getClass() == CLASS_HUNTER)
872	{
873	unitTarget->ModifyAuraState(AURA_STATE_HUNTER_PARRY,true);
874	unitTarget->StartReactiveTimer( REACTIVE_HUNTER_PARRY );
875	}
876	else
877	{
878	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
879	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
880	}
881	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_PARRY, m_spellInfo, m_IsTriggeredSpell);
882	break;
883	case SPELL_MISS_BLOCK:
884	unitTarget->ModifyAuraState(AURA_STATE_DEFENSE, true);
885	unitTarget->StartReactiveTimer( REACTIVE_DEFENSE );
886
887	m_caster->CastMeleeProcDamageAndSpell(unitTarget, 0, damageSchoolMask, m_attackType, MELEE_HIT_BLOCK, m_spellInfo, m_IsTriggeredSpell);
888	break;
889	// Trigger from this events not supported
890	case SPELL_MISS_EVADE:
891	case SPELL_MISS_IMMUNE:
892	case SPELL_MISS_IMMUNE2:
893	case SPELL_MISS_DEFLECT:
894	case SPELL_MISS_ABSORB:
895	// Trigger from reflects need do after get reflect result
896	case SPELL_MISS_REFLECT:
897	break;
898	default:
899	break;
900	}
901	}
902	}
903
904	void Spell::DoAllEffectOnTarget(TargetInfo *target)
905	{
906	if (target->processed) // Check target
907	return;
908	target->processed = true; // Target checked in apply effects procedure
909
910	// Get mask of effects for target
911	uint32 mask = target->effectMask;
912	if (mask == 0) // No effects
913	return;
914
915	Unit* unit = m_caster->GetGUID()==target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster,target->targetGUID);
916	if (!unit)
917	return;
918
919	SpellMissInfo missInfo = target->missCondition;
920	// Need init unitTarget by default unit (can changed in code on reflect)
921	// Or on missInfo!=SPELL_MISS_NONE unitTarget undefined (but need in trigger subsystem)
922	unitTarget = unit;
923
924	if (missInfo==SPELL_MISS_NONE) // In case spell hit target, do all effect on that target
925	DoSpellHitOnUnit(unit, mask);
926	else if (missInfo == SPELL_MISS_REFLECT) // In case spell reflect from target, do all effect on caster (if hit)
927	{
928	if (target->reflectResult == SPELL_MISS_NONE) // If reflected spell hit caster -> do all effect on him
929	DoSpellHitOnUnit(m_caster, mask);
930	}
931
932	// Do triggers only on miss/resist/parry/dodge
933	if (missInfo!=SPELL_MISS_NONE)
934	doTriggers(missInfo);
935
936	// Call scripted function for AI if this spell is casted upon a creature (except pets)
937	if(IS_CREATURE_GUID(target->targetGUID))
938	{
939	// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
940	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
941	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive() )
942	((Player*)m_caster)->CastedCreatureOrGO(unit->GetEntry(),unit->GetGUID(),m_spellInfo->Id);
943
944	if(((Creature*)unit)->AI())
945	((Creature*)unit)->AI()->SpellHit(m_caster ,m_spellInfo);
946	}
947	}
948
949	void Spell::DoSpellHitOnUnit(Unit *unit, const uint32 effectMask)
950	{
951	if(!unit \|\| !effectMask)
952	return;
953
954	// remove spell_magnet aura after first spell redirect and destroy target if its totem
955	if(m_magnetPair.first && m_magnetPair.second && m_magnetPair.second == unit)
956	{
957	if(unit->GetTypeId() == TYPEID_UNIT && ((Creature*)unit)->isTotem())
958	unit->DealDamage(unit,unit->GetHealth(), NULL, DIRECT_DAMAGE, SPELL_SCHOOL_MASK_NORMAL, NULL, false);
959	return;
960	}
961
962	// Recheck immune (only for delayed spells)
963	if( m_spellInfo->speed && (
964	unit->IsImmunedToDamage(GetSpellSchoolMask(m_spellInfo),true) \|\|
965	unit->IsImmunedToSpell(m_spellInfo,true) ))
966	{
967	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_IMMUNE);
968	return;
969	}
970
971	if( m_caster != unit )
972	{
973	if( !m_caster->IsFriendlyTo(unit) )
974	{
975	// for delayed spells ignore not visible explicit target
976	if(m_spellInfo->speed > 0.0f && unit==m_targets.getUnitTarget() && !unit->isVisibleForOrDetect(m_caster,false))
977	{
978	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
979	return;
980	}
981
982	// exclude Arcane Missiles Dummy Aura aura for now (attack on hit)
983	// TODO: find way to not need this?
984	if(!(m_spellInfo->SpellFamilyName == SPELLFAMILY_MAGE &&
985	m_spellInfo->SpellFamilyFlags & 0x800LL))
986	{
987	unit->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
988
989	if( !(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_NO_INITIAL_AGGRO) )
990	{
991	if(!unit->IsStandState() && !unit->hasUnitState(UNIT_STAT_STUNNED))
992	unit->SetStandState(PLAYER_STATE_NONE);
993
994	if(!unit->isInCombat() && unit->GetTypeId() != TYPEID_PLAYER && ((Creature*)unit)->AI())
995	((Creature*)unit)->AI()->AttackStart(m_caster);
996
997	unit->SetInCombatWith(m_caster);
998	m_caster->SetInCombatWith(unit);
999
1000	if(Player *attackedPlayer = unit->GetCharmerOrOwnerPlayerOrPlayerItself())
1001	{
1002	m_caster->SetContestedPvP(attackedPlayer);
1003	}
1004	unit->AddThreat(m_caster, 0.0f);
1005	}
1006	}
1007	}
1008	else
1009	{
1010	// for delayed spells ignore negative spells (after duel end) for friendly targets
1011	if(m_spellInfo->speed > 0.0f && !IsPositiveSpell(m_spellInfo->Id))
1012	{
1013	m_caster->SendSpellMiss(unit, m_spellInfo->Id, SPELL_MISS_EVADE);
1014	return;
1015	}
1016
1017	// assisting case, healing and resurrection
1018	if(unit->hasUnitState(UNIT_STAT_ATTACK_PLAYER))
1019	m_caster->SetContestedPvP();
1020	if( unit->isInCombat() && !(m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_NO_INITIAL_AGGRO) )
1021	{
1022	m_caster->SetInCombatState(unit->GetCombatTimer() > 0);
1023	unit->getHostilRefManager().threatAssist(m_caster, 0.0f);
1024	}
1025	}
1026	}
1027
1028	// Get Data Needed for Diminishing Returns, some effects may have multiple auras, so this must be done on spell hit, not aura add
1029	m_diminishGroup = GetDiminishingReturnsGroupForSpell(m_spellInfo,m_triggeredByAuraSpell);
1030	m_diminishLevel = unit->GetDiminishing(m_diminishGroup);
1031	// Increase Diminishing on unit, current informations for actually casts will use values above
1032	if((GetDiminishingReturnsGroupType(m_diminishGroup) == DRTYPE_PLAYER && unit->GetTypeId() == TYPEID_PLAYER) \|\| GetDiminishingReturnsGroupType(m_diminishGroup) == DRTYPE_ALL)
1033	unit->IncrDiminishing(m_diminishGroup);
1034
1035	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1036	{
1037	if (effectMask & (1<<effectNumber))
1038	{
1039	HandleEffects(unit,NULL,NULL,effectNumber,m_damageMultipliers[effectNumber]);
1040	if ( m_applyMultiplierMask & (1 << effectNumber) )
1041	{
1042	// Get multiplier
1043	float multiplier = m_spellInfo->DmgMultiplier[effectNumber];
1044	// Apply multiplier mods
1045	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
1046	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_EFFECT_PAST_FIRST, multiplier,this);
1047	m_damageMultipliers[effectNumber] *= multiplier;
1048	}
1049	}
1050	}
1051	}
1052
1053	void Spell::DoAllEffectOnTarget(GOTargetInfo *target)
1054	{
1055	if (target->processed) // Check target
1056	return;
1057	target->processed = true; // Target checked in apply effects procedure
1058
1059	uint32 effectMask = target->effectMask;
1060	if(!effectMask)
1061	return;
1062
1063	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, target->targetGUID);
1064	if(!go)
1065	return;
1066
1067	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1068	if (effectMask & (1<<effectNumber))
1069	HandleEffects(NULL,NULL,go,effectNumber);
1070
1071	// cast at creature (or GO) quest objectives update at successful cast finished (+channel finished)
1072	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
1073	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() && !IsChannelActive() )
1074	((Player*)m_caster)->CastedCreatureOrGO(go->GetEntry(),go->GetGUID(),m_spellInfo->Id);
1075	}
1076
1077	void Spell::DoAllEffectOnTarget(ItemTargetInfo *target)
1078	{
1079	uint32 effectMask = target->effectMask;
1080	if(!target->item \|\| !effectMask)
1081	return;
1082
1083	for(uint32 effectNumber=0;effectNumber<3;effectNumber++)
1084	if (effectMask & (1<<effectNumber))
1085	HandleEffects(NULL, target->item, NULL, effectNumber);
1086	}
1087
1088	bool Spell::IsAliveUnitPresentInTargetList()
1089	{
1090	// Not need check return true
1091	if (m_needAliveTargetMask == 0)
1092	return true;
1093
1094	uint8 needAliveTargetMask = m_needAliveTargetMask;
1095
1096	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
1097	{
1098	if( ihit->missCondition == SPELL_MISS_NONE && (needAliveTargetMask & ihit->effectMask) )
1099	{
1100	Unit unit = m_caster->GetGUID()==ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
1101
1102	if (unit && unit->isAlive())
1103	needAliveTargetMask &= ~ihit->effectMask; // remove from need alive mask effect that have alive target
1104	}
1105	}
1106
1107	// is all effects from m_needAliveTargetMask have alive targets
1108	return needAliveTargetMask==0;
1109	}
1110
1111	// Helper for Chain Healing
1112	// Spell target first
1113	// Raidmates then descending by injury suffered (MaxHealth - Health)
1114	// Other players/mobs then descending by injury suffered (MaxHealth - Health)
1115	struct ChainHealingOrder : public std::binary_function<const Unit, const Unit, bool>
1116	{
1117	const Unit* MainTarget;
1118	ChainHealingOrder(Unit const* Target) : MainTarget(Target) {};
1119	// functor for operator ">"
1120	bool operator()(Unit const* _Left, Unit const* _Right) const
1121	{
1122	return (ChainHealingHash(_Left) < ChainHealingHash(_Right));
1123	}
1124	int32 ChainHealingHash(Unit const* Target) const
1125	{
1126	if (Target == MainTarget)
1127	return 0;
1128	else if (Target->GetTypeId() == TYPEID_PLAYER && MainTarget->GetTypeId() == TYPEID_PLAYER &&
1129	((Player const)Target)->IsInSameRaidWith((Player const)MainTarget))
1130	{
1131	if (Target->GetHealth() == Target->GetMaxHealth())
1132	return 40000;
1133	else
1134	return 20000 - Target->GetMaxHealth() + Target->GetHealth();
1135	}
1136	else
1137	return 40000 - Target->GetMaxHealth() + Target->GetHealth();
1138	}
1139	};
1140
1141	class ChainHealingFullHealth: std::unary_function<const Unit*, bool>
1142	{
1143	public:
1144	const Unit* MainTarget;
1145	ChainHealingFullHealth(const Unit* Target) : MainTarget(Target) {};
1146
1147	bool operator()(const Unit* Target)
1148	{
1149	return (Target != MainTarget && Target->GetHealth() == Target->GetMaxHealth());
1150	}
1151	};
1152
1153	// Helper for targets nearest to the spell target
1154	// The spell target is always first unless there is a target at _completely_ the same position (unbelievable case)
1155	struct TargetDistanceOrder : public std::binary_function<const Unit, const Unit, bool>
1156	{
1157	const Unit* MainTarget;
1158	TargetDistanceOrder(const Unit* Target) : MainTarget(Target) {};
1159	// functor for operator ">"
1160	bool operator()(const Unit* _Left, const Unit* _Right) const
1161	{
1162	return (MainTarget->GetDistance(_Left) < MainTarget->GetDistance(_Right));
1163	}
1164	};
1165
1166	void Spell::SetTargetMap(uint32 i,uint32 cur,std::list<Unit*> &TagUnitMap)
1167	{
1168	float radius;
1169	if (m_spellInfo->EffectRadiusIndex[i])
1170	radius = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
1171	else
1172	radius = GetSpellMaxRange(sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex));
1173
1174	if(m_originalCaster)
1175	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
1176	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RADIUS, radius,this);
1177
1178	uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[i];
1179	if(m_originalCaster)
1180	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
1181	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
1182
1183	uint32 unMaxTargets = m_spellInfo->MaxAffectedTargets;
1184	switch(cur)
1185	{
1186	// destination around caster
1187	case TARGET_DEST_CASTER_FRONT_LEFT:
1188	case TARGET_DEST_CASTER_BACK_LEFT:
1189	case TARGET_DEST_CASTER_BACK_RIGHT:
1190	case TARGET_DEST_CASTER_FRONT_RIGHT:
1191	case TARGET_DEST_CASTER_FRONT:
1192	case TARGET_DEST_CASTER_BACK:
1193	case TARGET_DEST_CASTER_RIGHT:
1194	case TARGET_DEST_CASTER_LEFT:
1195	case TARGET_DEST_CASTER_RANDOM:
1196	case TARGET_DEST_CASTER_RADIUS:
1197	{
1198	float x, y, z, angle, dist;
1199
1200	if (m_spellInfo->EffectRadiusIndex[i])
1201	dist = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
1202	else
1203	dist = 3.0f;//do we need this?
1204	if (cur == TARGET_DEST_CASTER_RANDOM)
1205	dist *= rand_norm(); // This case we need to consider caster size
1206	else
1207	dist -= m_caster->GetObjectSize(); // Size is calculated in GetNearPoint(), but we do not need it
1208	//need a new function to remove this repeated work
1209
1210	switch(cur)
1211	{
1212	case TARGET_DEST_CASTER_FRONT_LEFT: angle = -M_PI/4; break;
1213	case TARGET_DEST_CASTER_BACK_LEFT: angle = -3*M_PI/4; break;
1214	case TARGET_DEST_CASTER_BACK_RIGHT: angle = 3*M_PI/4; break;
1215	case TARGET_DEST_CASTER_FRONT_RIGHT:angle = M_PI/4; break;
1216	case TARGET_DEST_CASTER_FRONT: angle = 0.0f; break;
1217	case TARGET_DEST_CASTER_BACK: angle = M_PI; break;
1218	case TARGET_DEST_CASTER_RIGHT: angle = M_PI/2; break;
1219	case TARGET_DEST_CASTER_LEFT: angle = -M_PI/2; break;
1220	default: angle = rand_norm()2M_PI; break;
1221	}
1222
1223	m_caster->GetClosePoint(x, y, z, 0, dist, angle);
1224	m_targets.setDestination(x, y, z); // do not know if has ground visual
1225	TagUnitMap.push_back(m_caster); // may remove this in the future, if unitmap is empty, push m_caster
1226	}break;
1227
1228	// destination around target
1229	case TARGET_DEST_TARGET_FRONT:
1230	case TARGET_DEST_TARGET_BACK:
1231	case TARGET_DEST_TARGET_RIGHT:
1232	case TARGET_DEST_TARGET_LEFT:
1233	case TARGET_DEST_TARGET_RANDOM:
1234	case TARGET_DEST_TARGET_RADIUS:
1235	{
1236	Unit *target = m_targets.getUnitTarget();
1237	if(!target)
1238	{
1239	sLog.outError("SPELL: no unit target for spell ID %u\n", m_spellInfo->Id);
1240	break;
1241	}
1242
1243	float x, y, z, angle, dist;
1244
1245	if (m_spellInfo->EffectRadiusIndex[i])
1246	dist = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
1247	else
1248	dist = 3.0f;//do we need this?
1249	if (cur == TARGET_DEST_TARGET_RANDOM)
1250	dist *= rand_norm(); // This case we need to consider caster size
1251	else
1252	dist -= target->GetObjectSize(); // Size is calculated in GetNearPoint(), but we do not need it
1253	//need a new function to remove this repeated work
1254
1255	switch(cur)
1256	{
1257	case TARGET_DEST_TARGET_FRONT: angle = 0.0f; break;
1258	case TARGET_DEST_TARGET_BACK: angle = M_PI; break;
1259	case TARGET_DEST_TARGET_RIGHT: angle = M_PI/2; break;
1260	case TARGET_DEST_TARGET_LEFT: angle = -M_PI/2; break;
1261	default: angle = rand_norm()2M_PI; break;
1262	}
1263
1264	target->GetClosePoint(x, y, z, 0, dist, angle);
1265	m_targets.setDestination(x, y, z); // do not know if has ground visual
1266	TagUnitMap.push_back(m_caster); // may remove this in the future, if unitmap is empty, push m_caster
1267	}break;
1268
1269	// destination around destination
1270	case TARGET_DEST_DEST_RANDOM:
1271	{
1272	if(!(m_targets.m_targetMask & TARGET_FLAG_DEST_LOCATION))
1273	{
1274	sLog.outError("SPELL: no destination for spell ID %u\n", m_spellInfo->Id);
1275	break;
1276	}
1277	float x, y, z, dist, px, py, pz;
1278	dist = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
1279	x = m_targets.m_destX;
1280	y = m_targets.m_destY;
1281	z = m_targets.m_destZ;
1282	m_caster->GetRandomPoint(x, y, z, dist, px, py, pz);
1283	m_targets.setDestination(px, py, pz);
1284	TagUnitMap.push_back(m_caster);
1285	}break;
1286	case TARGET_SELF2:
1287	{
1288	TagUnitMap.push_back(m_caster);
1289	}break;
1290
1291	case TARGET_SELF:
1292	case TARGET_AREAEFFECT_CUSTOM:
1293	case TARGET_AREAEFFECT_CUSTOM_2:
1294	{
1295	TagUnitMap.push_back(m_caster);
1296	break;
1297	}
1298	case TARGET_RANDOM_ENEMY_CHAIN_IN_AREA:
1299	{
1300	m_targets.m_targetMask = 0;
1301	unMaxTargets = EffectChainTarget;
1302	float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
1303
1304	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1305	Cell cell(p);
1306	cell.data.Part.reserved = ALL_DISTRICT;
1307	cell.SetNoCreate();
1308
1309	std::list<Unit *> tempUnitMap;
1310
1311	{
1312	Trinity::AnyAoETargetUnitInObjectRangeCheck u_check(m_caster, m_caster, max_range);
1313	Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck> searcher(tempUnitMap, u_check);
1314
1315	TypeContainerVisitor<Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
1316	TypeContainerVisitor<Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
1317
1318	CellLock<GridReadGuard> cell_lock(cell, p);
1319	cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1320	cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1321	}
1322
1323	if(tempUnitMap.empty())
1324	break;
1325
1326	tempUnitMap.sort(TargetDistanceOrder(m_caster));
1327
1328	//Now to get us a random target that's in the initial range of the spell
1329	uint32 t = 0;
1330	std::list<Unit *>::iterator itr = tempUnitMap.begin();
1331	while(itr!= tempUnitMap.end() && (*itr)->GetDistance(m_caster) < radius)
1332	++t, ++itr;
1333
1334	if(!t)
1335	break;
1336
1337	itr = tempUnitMap.begin();
1338	std::advance(itr, rand()%t);
1339	Unit pUnitTarget = itr;
1340	TagUnitMap.push_back(pUnitTarget);
1341
1342	tempUnitMap.erase(itr);
1343
1344	tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
1345
1346	t = unMaxTargets - 1;
1347	Unit *prev = pUnitTarget;
1348	std::list<Unit*>::iterator next = tempUnitMap.begin();
1349
1350	while(t && next != tempUnitMap.end() )
1351	{
1352	if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
1353	break;
1354
1355	if(!prev->IsWithinLOSInMap(*next))
1356	{
1357	++next;
1358	continue;
1359	}
1360
1361	prev = *next;
1362	TagUnitMap.push_back(prev);
1363	tempUnitMap.erase(next);
1364	tempUnitMap.sort(TargetDistanceOrder(prev));
1365	next = tempUnitMap.begin();
1366
1367	--t;
1368	}
1369	}break;
1370	case TARGET_PET:
1371	{
1372	Pet* tmpUnit = m_caster->GetPet();
1373	if (!tmpUnit) break;
1374	TagUnitMap.push_back(tmpUnit);
1375	break;
1376	}
1377	case TARGET_CHAIN_DAMAGE:
1378	{
1379	if (EffectChainTarget <= 1)
1380	{
1381	Unit* pUnitTarget = SelectMagnetTarget();
1382	if(pUnitTarget)
1383	TagUnitMap.push_back(pUnitTarget);
1384	}
1385	else
1386	{
1387	Unit* pUnitTarget = m_targets.getUnitTarget();
1388	if(!pUnitTarget)
1389	break;
1390
1391	unMaxTargets = EffectChainTarget;
1392
1393	float max_range;
1394	if(m_spellInfo->DmgClass==SPELL_DAMAGE_CLASS_MELEE)
1395	max_range = radius; //
1396	else
1397	//FIXME: This very like horrible hack and wrong for most spells
1398	max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
1399
1400	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1401	Cell cell(p);
1402	cell.data.Part.reserved = ALL_DISTRICT;
1403	cell.SetNoCreate();
1404
1405	Unit* originalCaster = GetOriginalCaster();
1406	if(originalCaster)
1407	{
1408	std::list<Unit *> tempUnitMap;
1409
1410	{
1411	Trinity::AnyAoETargetUnitInObjectRangeCheck u_check(pUnitTarget, originalCaster, max_range);
1412	Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck> searcher(tempUnitMap, u_check);
1413
1414	TypeContainerVisitor<Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck>, WorldTypeMapContainer > world_unit_searcher(searcher);
1415	TypeContainerVisitor<Trinity::UnitListSearcher<Trinity::AnyAoETargetUnitInObjectRangeCheck>, GridTypeMapContainer > grid_unit_searcher(searcher);
1416
1417	CellLock<GridReadGuard> cell_lock(cell, p);
1418	cell_lock->Visit(cell_lock, world_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1419	cell_lock->Visit(cell_lock, grid_unit_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1420	}
1421
1422	tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
1423
1424	if(tempUnitMap.empty())
1425	break;
1426
1427	if(*tempUnitMap.begin() == pUnitTarget)
1428	tempUnitMap.erase(tempUnitMap.begin());
1429
1430	TagUnitMap.push_back(pUnitTarget);
1431	uint32 t = unMaxTargets - 1;
1432	Unit *prev = pUnitTarget;
1433	std::list<Unit*>::iterator next = tempUnitMap.begin();
1434
1435	while(t && next != tempUnitMap.end() )
1436	{
1437	if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
1438	break;
1439
1440	if(!prev->IsWithinLOSInMap(*next))
1441	{
1442	++next;
1443	continue;
1444	}
1445
1446	prev = *next;
1447	TagUnitMap.push_back(prev);
1448	tempUnitMap.erase(next);
1449	tempUnitMap.sort(TargetDistanceOrder(prev));
1450	next = tempUnitMap.begin();
1451
1452	--t;
1453	}
1454	}
1455	}
1456	}break;
1457	case TARGET_ALL_ENEMY_IN_AREA:
1458	{
1459	}break;
1460	case TARGET_ALL_ENEMY_IN_AREA_INSTANT:
1461	{
1462	// targets the ground, not the units in the area
1463	if (m_spellInfo->Effect[i]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
1464	{
1465	CellPair p(Trinity::ComputeCellPair(m_targets.m_destX, m_targets.m_destY));
1466	Cell cell(p);
1467	cell.data.Part.reserved = ALL_DISTRICT;
1468	cell.SetNoCreate();
1469
1470	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_AOE_DAMAGE);
1471
1472	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1473	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1474
1475	CellLock<GridReadGuard> cell_lock(cell, p);
1476	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1477	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1478
1479	// exclude caster (this can be important if this not original caster)
1480	TagUnitMap.remove(m_caster);
1481	}
1482	}break;
1483	case TARGET_DUELVSPLAYER_COORDINATES:
1484	{
1485	if(Unit* currentTarget = m_targets.getUnitTarget())
1486	{
1487	m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ());
1488	TagUnitMap.push_back(currentTarget);
1489	}
1490	}break;
1491	case TARGET_ALL_PARTY_AROUND_CASTER:
1492	case TARGET_ALL_PARTY_AROUND_CASTER_2:
1493	case TARGET_ALL_PARTY:
1494	{
1495	Player *pTarget = m_caster->GetCharmerOrOwnerPlayerOrPlayerItself();
1496	Group *pGroup = pTarget ? pTarget->GetGroup() : NULL;
1497
1498	if(pGroup)
1499	{
1500	uint8 subgroup = pTarget->GetSubGroup();
1501
1502	for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
1503	{
1504	Player* Target = itr->getSource();
1505
1506	// IsHostileTo check duel and controlled by enemy
1507	if( Target && Target->GetSubGroup()==subgroup && !m_caster->IsHostileTo(Target) )
1508	{
1509	if( m_caster->IsWithinDistInMap(Target, radius) )
1510	TagUnitMap.push_back(Target);
1511
1512	if(Pet* pet = Target->GetPet())
1513	if( m_caster->IsWithinDistInMap(pet, radius) )
1514	TagUnitMap.push_back(pet);
1515	}
1516	}
1517	}
1518	else
1519	{
1520	Unit* ownerOrSelf = pTarget ? pTarget : m_caster->GetCharmerOrOwnerOrSelf();
1521	if(ownerOrSelf==m_caster \|\| m_caster->IsWithinDistInMap(ownerOrSelf, radius))
1522	TagUnitMap.push_back(ownerOrSelf);
1523	if(Pet* pet = ownerOrSelf->GetPet())
1524	if( m_caster->IsWithinDistInMap(pet, radius) )
1525	TagUnitMap.push_back(pet);
1526	}
1527	}break;
1528	case TARGET_RANDOM_RAID_MEMBER:
1529	{
1530	if (m_caster->GetTypeId() == TYPEID_PLAYER)
1531	if(Player* target = ((Player*)m_caster)->GetNextRandomRaidMember(radius))
1532	TagUnitMap.push_back(target);
1533	}break;
1534	case TARGET_SINGLE_FRIEND:
1535	case TARGET_SINGLE_FRIEND_2:
1536	{
1537	if(m_targets.getUnitTarget())
1538	TagUnitMap.push_back(m_targets.getUnitTarget());
1539	}break;
1540	case TARGET_NONCOMBAT_PET:
1541	{
1542	if(Unit* target = m_targets.getUnitTarget())
1543	if( target->GetTypeId() == TYPEID_UNIT && ((Creature)target)->isPet() && ((Pet)target)->getPetType() == MINI_PET)
1544	TagUnitMap.push_back(target);
1545	}break;
1546	case TARGET_ALL_AROUND_CASTER:
1547	{
1548	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1549	Cell cell(p);
1550	cell.data.Part.reserved = ALL_DISTRICT;
1551	cell.SetNoCreate();
1552
1553	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_SELF_CENTER,SPELL_TARGETS_AOE_DAMAGE);
1554
1555	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1556	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1557
1558	CellLock<GridReadGuard> cell_lock(cell, p);
1559	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1560	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1561	}break;
1562	case TARGET_ALL_FRIENDLY_UNITS_AROUND_CASTER:
1563	{
1564	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1565	Cell cell(p);
1566	cell.data.Part.reserved = ALL_DISTRICT;
1567	cell.SetNoCreate();
1568
1569	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_SELF_CENTER,SPELL_TARGETS_FRIENDLY);
1570
1571	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1572	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1573
1574	CellLock<GridReadGuard> cell_lock(cell, p);
1575	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1576	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1577	}break;
1578	case TARGET_ALL_FRIENDLY_UNITS_IN_AREA:
1579	{
1580	CellPair p(Trinity::ComputeCellPair(m_targets.m_destX, m_targets.m_destY));
1581	Cell cell(p);
1582	cell.data.Part.reserved = ALL_DISTRICT;
1583	cell.SetNoCreate();
1584
1585	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_FRIENDLY);
1586
1587	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1588	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1589
1590	CellLock<GridReadGuard> cell_lock(cell, p);
1591	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1592	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1593	}break;
1594	// TARGET_SINGLE_PARTY means that the spells can only be casted on a party member and not on the caster (some sceals, fire shield from imp, etc..)
1595	case TARGET_SINGLE_PARTY:
1596	{
1597	Unit *target = m_targets.getUnitTarget();
1598	// Thoses spells apparently can't be casted on the caster.
1599	if( target && target != m_caster)
1600	{
1601	// Can only be casted on group's members or its pets
1602	Group *pGroup = NULL;
1603
1604	Unit* owner = m_caster->GetCharmerOrOwner();
1605	Unit *targetOwner = target->GetCharmerOrOwner();
1606	if(owner)
1607	{
1608	if(owner->GetTypeId() == TYPEID_PLAYER)
1609	{
1610	if( target == owner )
1611	{
1612	TagUnitMap.push_back(target);
1613	break;
1614	}
1615	pGroup = ((Player*)owner)->GetGroup();
1616	}
1617	}
1618	else if (m_caster->GetTypeId() == TYPEID_PLAYER)
1619	{
1620	if( targetOwner == m_caster && target->GetTypeId()==TYPEID_UNIT && ((Creature*)target)->isPet())
1621	{
1622	TagUnitMap.push_back(target);
1623	break;
1624	}
1625	pGroup = ((Player*)m_caster)->GetGroup();
1626	}
1627
1628	if(pGroup)
1629	{
1630	// Our target can also be a player's pet who's grouped with us or our pet. But can't be controlled player
1631	if(targetOwner)
1632	{
1633	if( targetOwner->GetTypeId() == TYPEID_PLAYER &&
1634	target->GetTypeId()==TYPEID_UNIT && (((Creature*)target)->isPet()) &&
1635	target->GetOwnerGUID()==targetOwner->GetGUID() &&
1636	pGroup->IsMember(((Player*)targetOwner)->GetGUID()))
1637	{
1638	TagUnitMap.push_back(target);
1639	}
1640	}
1641	// 1Our target can be a player who is on our group
1642	else if (target->GetTypeId() == TYPEID_PLAYER && pGroup->IsMember(((Player*)target)->GetGUID()))
1643	{
1644	TagUnitMap.push_back(target);
1645	}
1646	}
1647	}
1648	}break;
1649	case TARGET_GAMEOBJECT:
1650	{
1651	if(m_targets.getGOTarget())
1652	AddGOTarget(m_targets.getGOTarget(), i);
1653	}break;
1654	case TARGET_IN_FRONT_OF_CASTER:
1655	{
1656	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1657	Cell cell(p);
1658	cell.data.Part.reserved = ALL_DISTRICT;
1659	cell.SetNoCreate();
1660
1661	bool inFront = m_spellInfo->SpellVisual != 3879;
1662	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, inFront ? PUSH_IN_FRONT : PUSH_IN_BACK,SPELL_TARGETS_AOE_DAMAGE);
1663
1664	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1665	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1666
1667	CellLock<GridReadGuard> cell_lock(cell, p);
1668	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1669	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1670	}break;
1671	case TARGET_DUELVSPLAYER:
1672	{
1673	Unit *target = m_targets.getUnitTarget();
1674	if(target)
1675	{
1676	if(m_caster->IsFriendlyTo(target))
1677	{
1678	TagUnitMap.push_back(target);
1679	}
1680	else
1681	{
1682	Unit* pUnitTarget = SelectMagnetTarget();
1683	if(pUnitTarget)
1684	TagUnitMap.push_back(pUnitTarget);
1685	}
1686	}
1687	}break;
1688	case TARGET_GAMEOBJECT_ITEM:
1689	{
1690	if(m_targets.getGOTargetGUID())
1691	AddGOTarget(m_targets.getGOTarget(), i);
1692	else if(m_targets.getItemTarget())
1693	AddItemTarget(m_targets.getItemTarget(), i);
1694	break;
1695	}
1696	case TARGET_MASTER:
1697	{
1698	if(Unit* owner = m_caster->GetCharmerOrOwner())
1699	TagUnitMap.push_back(owner);
1700	break;
1701	}
1702	case TARGET_ALL_ENEMY_IN_AREA_CHANNELED:
1703	{
1704	// targets the ground, not the units in the area
1705	if (m_spellInfo->Effect[i]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
1706	{
1707	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1708	Cell cell(p);
1709	cell.data.Part.reserved = ALL_DISTRICT;
1710	cell.SetNoCreate();
1711
1712	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius, PUSH_DEST_CENTER,SPELL_TARGETS_AOE_DAMAGE);
1713
1714	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1715	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1716
1717	CellLock<GridReadGuard> cell_lock(cell, p);
1718	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1719	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1720	}
1721	}break;
1722	case TARGET_MINION:
1723	{
1724	if(m_spellInfo->Effect[i] != SPELL_EFFECT_DUEL)
1725	TagUnitMap.push_back(m_caster);
1726	}break;
1727	case TARGET_SINGLE_ENEMY:
1728	{
1729	Unit* pUnitTarget = SelectMagnetTarget();
1730	if(pUnitTarget)
1731	TagUnitMap.push_back(pUnitTarget);
1732	}break;
1733	case TARGET_AREAEFFECT_PARTY:
1734	{
1735	Unit* owner = m_caster->GetCharmerOrOwner();
1736	Player *pTarget = NULL;
1737
1738	if(owner)
1739	{
1740	TagUnitMap.push_back(m_caster);
1741	if(owner->GetTypeId() == TYPEID_PLAYER)
1742	pTarget = (Player*)owner;
1743	}
1744	else if (m_caster->GetTypeId() == TYPEID_PLAYER)
1745	{
1746	if(Unit* target = m_targets.getUnitTarget())
1747	{
1748	if( target->GetTypeId() != TYPEID_PLAYER)
1749	{
1750	if(((Creature*)target)->isPet())
1751	{
1752	Unit *targetOwner = target->GetOwner();
1753	if(targetOwner->GetTypeId() == TYPEID_PLAYER)
1754	pTarget = (Player*)targetOwner;
1755	}
1756	}
1757	else
1758	pTarget = (Player*)target;
1759	}
1760	}
1761
1762	Group* pGroup = pTarget ? pTarget->GetGroup() : NULL;
1763
1764	if(pGroup)
1765	{
1766	uint8 subgroup = pTarget->GetSubGroup();
1767
1768	for(GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
1769	{
1770	Player* Target = itr->getSource();
1771
1772	// IsHostileTo check duel and controlled by enemy
1773	if(Target && Target->GetSubGroup()==subgroup && !m_caster->IsHostileTo(Target))
1774	{
1775	if( pTarget->IsWithinDistInMap(Target, radius) )
1776	TagUnitMap.push_back(Target);
1777
1778	if(Pet* pet = Target->GetPet())
1779	if( pTarget->IsWithinDistInMap(pet, radius) )
1780	TagUnitMap.push_back(pet);
1781	}
1782	}
1783	}
1784	else if (owner)
1785	{
1786	if(m_caster->IsWithinDistInMap(owner, radius))
1787	TagUnitMap.push_back(owner);
1788	}
1789	else if(pTarget)
1790	{
1791	TagUnitMap.push_back(pTarget);
1792
1793	if(Pet* pet = pTarget->GetPet())
1794	if( m_caster->IsWithinDistInMap(pet, radius) )
1795	TagUnitMap.push_back(pet);
1796	}
1797
1798	}break;
1799	case TARGET_SCRIPT:
1800	{
1801	if(m_targets.getUnitTarget())
1802	TagUnitMap.push_back(m_targets.getUnitTarget());
1803	if(m_targets.getItemTarget())
1804	AddItemTarget(m_targets.getItemTarget(), i);
1805	}break;
1806	case TARGET_SELF_FISHING:
1807	{
1808	TagUnitMap.push_back(m_caster);
1809	}break;
1810	case TARGET_CHAIN_HEAL:
1811	{
1812	Unit* pUnitTarget = m_targets.getUnitTarget();
1813	if(!pUnitTarget)
1814	break;
1815
1816	if (EffectChainTarget <= 1)
1817	TagUnitMap.push_back(pUnitTarget);
1818	else
1819	{
1820	unMaxTargets = EffectChainTarget;
1821	float max_range = radius + unMaxTargets * CHAIN_SPELL_JUMP_RADIUS;
1822
1823	std::list<Unit *> tempUnitMap;
1824
1825	{
1826	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1827	Cell cell(p);
1828	cell.data.Part.reserved = ALL_DISTRICT;
1829	cell.SetNoCreate();
1830
1831	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, tempUnitMap, max_range, PUSH_SELF_CENTER, SPELL_TARGETS_FRIENDLY);
1832
1833	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_object_notifier(notifier);
1834	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_object_notifier(notifier);
1835
1836	CellLock<GridReadGuard> cell_lock(cell, p);
1837	cell_lock->Visit(cell_lock, world_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1838	cell_lock->Visit(cell_lock, grid_object_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1839
1840	}
1841
1842	if(m_caster != pUnitTarget && std::find(tempUnitMap.begin(),tempUnitMap.end(),m_caster) == tempUnitMap.end() )
1843	tempUnitMap.push_front(m_caster);
1844
1845	tempUnitMap.sort(TargetDistanceOrder(pUnitTarget));
1846
1847	if(tempUnitMap.empty())
1848	break;
1849
1850	if(*tempUnitMap.begin() == pUnitTarget)
1851	tempUnitMap.erase(tempUnitMap.begin());
1852
1853	TagUnitMap.push_back(pUnitTarget);
1854	uint32 t = unMaxTargets - 1;
1855	Unit *prev = pUnitTarget;
1856	std::list<Unit*>::iterator next = tempUnitMap.begin();
1857
1858	while(t && next != tempUnitMap.end() )
1859	{
1860	if(prev->GetDistance(*next) > CHAIN_SPELL_JUMP_RADIUS)
1861	break;
1862
1863	if(!prev->IsWithinLOSInMap(*next))
1864	{
1865	++next;
1866	continue;
1867	}
1868
1869	if((next)->GetHealth() == (next)->GetMaxHealth())
1870	{
1871	next = tempUnitMap.erase(next);
1872	continue;
1873	}
1874
1875	prev = *next;
1876	TagUnitMap.push_back(prev);
1877	tempUnitMap.erase(next);
1878	tempUnitMap.sort(TargetDistanceOrder(prev));
1879	next = tempUnitMap.begin();
1880
1881	--t;
1882	}
1883	}
1884	}break;
1885	case TARGET_CURRENT_ENEMY_COORDINATES:
1886	{
1887	Unit* currentTarget = m_targets.getUnitTarget();
1888	if(currentTarget)
1889	{
1890	TagUnitMap.push_back(currentTarget);
1891	m_targets.setDestination(currentTarget->GetPositionX(), currentTarget->GetPositionY(), currentTarget->GetPositionZ());
1892	if(m_spellInfo->EffectImplicitTargetB[i]==TARGET_ALL_ENEMY_IN_AREA_INSTANT)
1893	{
1894	CellPair p(Trinity::ComputeCellPair(currentTarget->GetPositionX(), currentTarget->GetPositionY()));
1895	Cell cell(p);
1896	cell.data.Part.reserved = ALL_DISTRICT;
1897	cell.SetNoCreate();
1898	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius,PUSH_TARGET_CENTER, SPELL_TARGETS_AOE_DAMAGE);
1899	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_notifier(notifier);
1900	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_notifier(notifier);
1901	CellLock<GridReadGuard> cell_lock(cell, p);
1902	cell_lock->Visit(cell_lock, world_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1903	cell_lock->Visit(cell_lock, grid_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
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	case TARGET_TABLE_X_Y_Z_COORDINATES:
1933	{
1934	SpellTargetPosition const* st = spellmgr.GetSpellTargetPosition(m_spellInfo->Id);
1935	if(st)
1936	{
1937	if (st->target_mapId == m_caster->GetMapId())
1938	m_targets.setDestination(st->target_X, st->target_Y, st->target_Z);
1939
1940	// if B==TARGET_TABLE_X_Y_Z_COORDINATES then A already fill all required targets
1941	if (m_spellInfo->EffectImplicitTargetB[i] && m_spellInfo->EffectImplicitTargetB[i]!=TARGET_TABLE_X_Y_Z_COORDINATES)
1942	{
1943	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
1944	Cell cell(p);
1945	cell.data.Part.reserved = ALL_DISTRICT;
1946	cell.SetNoCreate();
1947
1948	SpellTargets targetB = SPELL_TARGETS_AOE_DAMAGE;
1949	// Select friendly targets for positive effect
1950	if (IsPositiveEffect(m_spellInfo->Id, i))
1951	targetB = SPELL_TARGETS_FRIENDLY;
1952
1953	Trinity::SpellNotifierCreatureAndPlayer notifier(*this, TagUnitMap, radius,PUSH_DEST_CENTER, targetB);
1954
1955	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, WorldTypeMapContainer > world_notifier(notifier);
1956	TypeContainerVisitor<Trinity::SpellNotifierCreatureAndPlayer, GridTypeMapContainer > grid_notifier(notifier);
1957
1958	CellLock<GridReadGuard> cell_lock(cell, p);
1959	cell_lock->Visit(cell_lock, world_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1960	cell_lock->Visit(cell_lock, grid_notifier, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
1961	}
1962	}
1963	else
1964	sLog.outError( "SPELL: unknown target coordinates for spell ID %u\n", m_spellInfo->Id );
1965	}break;
1966	default:
1967	break;
1968	}
1969
1970	if (unMaxTargets && TagUnitMap.size() > unMaxTargets)
1971	{
1972	// make sure one unit is always removed per iteration
1973	uint32 removed_utarget = 0;
1974	for (std::list<Unit*>::iterator itr = TagUnitMap.begin(), next; itr != TagUnitMap.end(); itr = next)
1975	{
1976	next = itr;
1977	++next;
1978	if (!*itr) continue;
1979	if ((*itr) == m_targets.getUnitTarget())
1980	{
1981	TagUnitMap.erase(itr);
1982	removed_utarget = 1;
1983	// break;
1984	}
1985	}
1986	// remove random units from the map
1987	while (TagUnitMap.size() > unMaxTargets - removed_utarget)
1988	{
1989	uint32 poz = urand(0, TagUnitMap.size()-1);
1990	for (std::list<Unit*>::iterator itr = TagUnitMap.begin(); itr != TagUnitMap.end(); ++itr, --poz)
1991	{
1992	if (!*itr) continue;
1993	if (!poz)
1994	{
1995	TagUnitMap.erase(itr);
1996	break;
1997	}
1998	}
1999	}
2000	// the player's target will always be added to the map
2001	if (removed_utarget && m_targets.getUnitTarget())
2002	TagUnitMap.push_back(m_targets.getUnitTarget());
2003	}
2004	}
2005
2006	void Spell::prepare(SpellCastTargets * targets, Aura* triggeredByAura)
2007	{
2008	m_targets = *targets;
2009
2010	m_spellState = SPELL_STATE_PREPARING;
2011
2012	m_castPositionX = m_caster->GetPositionX();
2013	m_castPositionY = m_caster->GetPositionY();
2014	m_castPositionZ = m_caster->GetPositionZ();
2015	m_castOrientation = m_caster->GetOrientation();
2016
2017	if(triggeredByAura)
2018	m_triggeredByAuraSpell = triggeredByAura->GetSpellProto();
2019
2020	// create and add update event for this spell
2021	SpellEvent* Event = new SpellEvent(this);
2022	m_caster->m_Events.AddEvent(Event, m_caster->m_Events.CalculateTime(1));
2023
2024	//Prevent casting at cast another spell (ServerSide check)
2025	if(m_caster->IsNonMeleeSpellCasted(false, true) && m_cast_count)
2026	{
2027	SendCastResult(SPELL_FAILED_SPELL_IN_PROGRESS);
2028	finish(false);
2029	return;
2030	}
2031
2032	// Fill cost data
2033	m_powerCost = CalculatePowerCost();
2034
2035	uint8 result = CanCast(true);
2036	if(result != 0 && !IsAutoRepeat()) //always cast autorepeat dummy for triggering
2037	{
2038	if(triggeredByAura)
2039	{
2040	SendChannelUpdate(0);
2041	triggeredByAura->SetAuraDuration(0);
2042	}
2043	SendCastResult(result);
2044	finish(false);
2045	return;
2046	}
2047
2048	// calculate cast time (calculated after first CanCast check to prevent charge counting for first CanCast fail)
2049	m_casttime = GetSpellCastTime(m_spellInfo, this);
2050
2051	// set timer base at cast time
2052	ReSetTimer();
2053
2054	// stealth must be removed at cast starting (at show channel bar)
2055	// skip triggered spell (item equip spell casting and other not explicit character casts/item uses)
2056	if ( !m_IsTriggeredSpell && isSpellBreakStealth(m_spellInfo) )
2057	{
2058	m_caster->RemoveSpellsCausingAura(SPELL_AURA_MOD_STEALTH);
2059	m_caster->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
2060	}
2061
2062	if(m_IsTriggeredSpell)
2063	cast(true);
2064	else
2065	{
2066	m_caster->SetCurrentCastedSpell( this );
2067	m_selfContainer = &(m_caster->m_currentSpells[GetCurrentContainer()]);
2068	SendSpellStart();
2069	}
2070	}
2071
2072	void Spell::cancel()
2073	{
2074	if(m_spellState == SPELL_STATE_FINISHED)
2075	return;
2076
2077	m_autoRepeat = false;
2078	switch (m_spellState)
2079	{
2080	case SPELL_STATE_PREPARING:
2081	case SPELL_STATE_DELAYED:
2082	{
2083	SendInterrupted(0);
2084	SendCastResult(SPELL_FAILED_INTERRUPTED);
2085	} break;
2086
2087	case SPELL_STATE_CASTING:
2088	{
2089	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2090	{
2091	if( ihit->missCondition == SPELL_MISS_NONE )
2092	{
2093	Unit* unit = m_caster->GetGUID()==(ihit).targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
2094	if( unit && unit->isAlive() )
2095	unit->RemoveAurasDueToSpell(m_spellInfo->Id);
2096	}
2097	}
2098
2099	m_caster->RemoveAurasDueToSpell(m_spellInfo->Id);
2100	SendChannelUpdate(0);
2101	SendInterrupted(0);
2102	SendCastResult(SPELL_FAILED_INTERRUPTED);
2103	} break;
2104
2105	default:
2106	{
2107	} break;
2108	}
2109
2110	finish(false);
2111	m_caster->RemoveDynObject(m_spellInfo->Id);
2112	m_caster->RemoveGameObject(m_spellInfo->Id,true);
2113	}
2114
2115	void Spell::cast(bool skipCheck)
2116	{
2117	uint8 castResult = 0;
2118
2119	// update pointers base at GUIDs to prevent access to non-existed already object
2120	UpdatePointers();
2121
2122	// cancel at lost main target unit
2123	if(!m_targets.getUnitTarget() && m_targets.getUnitTargetGUID() && m_targets.getUnitTargetGUID() != m_caster->GetGUID())
2124	{
2125	cancel();
2126	return;
2127	}
2128
2129	if(m_caster->GetTypeId() != TYPEID_PLAYER && m_targets.getUnitTarget() && m_targets.getUnitTarget() != m_caster)
2130	m_caster->SetInFront(m_targets.getUnitTarget());
2131
2132	castResult = CheckPower();
2133	if(castResult != 0)
2134	{
2135	SendCastResult(castResult);
2136	finish(false);
2137	return;
2138	}
2139
2140	// triggered cast called from Spell::prepare where it was already checked
2141	if(!skipCheck)
2142	{
2143	castResult = CanCast(false);
2144	if(castResult != 0)
2145	{
2146	SendCastResult(castResult);
2147	finish(false);
2148	return;
2149	}
2150	}
2151
2152	// Conflagrate - consumes immolate
2153	if ((m_spellInfo->TargetAuraState == AURA_STATE_IMMOLATE) && m_targets.getUnitTarget())
2154	{
2155	// for caster applied auras only
2156	Unit::AuraList const &mPeriodic = m_targets.getUnitTarget()->GetAurasByType(SPELL_AURA_PERIODIC_DAMAGE);
2157	for(Unit::AuraList::const_iterator i = mPeriodic.begin(); i != mPeriodic.end(); ++i)
2158	{
2159	if( (i)->GetSpellProto()->SpellFamilyName == SPELLFAMILY_WARLOCK && ((i)->GetSpellProto()->SpellFamilyFlags & 4) &&
2160	(*i)->GetCasterGUID()==m_caster->GetGUID() )
2161	{
2162	m_targets.getUnitTarget()->RemoveAura((i)->GetId(), (i)->GetEffIndex());
2163	break;
2164	}
2165	}
2166	}
2167
2168	// traded items have trade slot instead of guid in m_itemTargetGUID
2169	// set to real guid to be sent later to the client
2170	m_targets.updateTradeSlotItem();
2171
2172	// CAST SPELL
2173	SendSpellCooldown();
2174
2175	TakePower();
2176	TakeReagents(); // we must remove reagents before HandleEffects to allow place crafted item in same slot
2177	FillTargetMap();
2178
2179	if(m_spellState == SPELL_STATE_FINISHED) // stop cast if spell marked as finish somewhere in Take*/FillTargetMap
2180	return;
2181
2182	SendCastResult(castResult);
2183	SendSpellGo(); // we must send smsg_spell_go packet before m_castItem delete in TakeCastItem()...
2184
2185	// Pass cast spell event to handler (not send triggered by aura spells)
2186	if (m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_MELEE && m_spellInfo->DmgClass != SPELL_DAMAGE_CLASS_RANGED && !m_triggeredByAuraSpell)
2187	{
2188	m_caster->ProcDamageAndSpell(m_targets.getUnitTarget(), PROC_FLAG_CAST_SPELL, PROC_FLAG_NONE, 0, SPELL_SCHOOL_MASK_NONE, m_spellInfo, m_IsTriggeredSpell);
2189
2190	// update pointers base at GUIDs to prevent access to non-existed already object
2191	UpdatePointers(); // pointers can be invalidate at triggered spell casting
2192	}
2193
2194	// Okay, everything is prepared. Now we need to distinguish between immediate and evented delayed spells
2195	if (m_spellInfo->speed > 0.0f)
2196	{
2197
2198	// Remove used for cast item if need (it can be already NULL after TakeReagents call
2199	// in case delayed spell remove item at cast delay start
2200	TakeCastItem();
2201
2202	// Okay, maps created, now prepare flags
2203	m_immediateHandled = false;
2204	m_spellState = SPELL_STATE_DELAYED;
2205	SetDelayStart(0);
2206	}
2207	else
2208	{
2209	// Immediate spell, no big deal
2210	handle_immediate();
2211	}
2212	}
2213
2214	void Spell::handle_immediate()
2215	{
2216	// start channeling if applicable
2217	if(IsChanneledSpell(m_spellInfo))
2218	{
2219	m_spellState = SPELL_STATE_CASTING;
2220	SendChannelStart(GetSpellDuration(m_spellInfo));
2221	}
2222
2223	// process immediate effects (items, ground, etc.) also initialize some variables
2224	_handle_immediate_phase();
2225
2226	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2227	DoAllEffectOnTarget(&(*ihit));
2228
2229	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
2230	DoAllEffectOnTarget(&(*ihit));
2231
2232	// spell is finished, perform some last features of the spell here
2233	_handle_finish_phase();
2234
2235	// Remove used for cast item if need (it can be already NULL after TakeReagents call
2236	TakeCastItem();
2237
2238	if(m_spellState != SPELL_STATE_CASTING)
2239	finish(true); // successfully finish spell cast (not last in case autorepeat or channel spell)
2240	}
2241
2242	uint64 Spell::handle_delayed(uint64 t_offset)
2243	{
2244	uint64 next_time = 0;
2245
2246	if (!m_immediateHandled)
2247	{
2248	_handle_immediate_phase();
2249	m_immediateHandled = true;
2250	}
2251
2252	// 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)
2253	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin(); ihit != m_UniqueTargetInfo.end();++ihit)
2254	{
2255	if (ihit->processed == false)
2256	{
2257	if ( ihit->timeDelay <= t_offset )
2258	DoAllEffectOnTarget(&(*ihit));
2259	else if( next_time == 0 \|\| ihit->timeDelay < next_time )
2260	next_time = ihit->timeDelay;
2261	}
2262	}
2263
2264	// now recheck gameobject targeting correctness
2265	for(std::list<GOTargetInfo>::iterator ighit= m_UniqueGOTargetInfo.begin(); ighit != m_UniqueGOTargetInfo.end();++ighit)
2266	{
2267	if (ighit->processed == false)
2268	{
2269	if ( ighit->timeDelay <= t_offset )
2270	DoAllEffectOnTarget(&(*ighit));
2271	else if( next_time == 0 \|\| ighit->timeDelay < next_time )
2272	next_time = ighit->timeDelay;
2273	}
2274	}
2275	// All targets passed - need finish phase
2276	if (next_time == 0)
2277	{
2278	// spell is finished, perform some last features of the spell here
2279	_handle_finish_phase();
2280
2281	finish(true); // successfully finish spell cast
2282
2283	// return zero, spell is finished now
2284	return 0;
2285	}
2286	else
2287	{
2288	// spell is unfinished, return next execution time
2289	return next_time;
2290	}
2291	}
2292
2293	void Spell::_handle_immediate_phase()
2294	{
2295	// handle some immediate features of the spell here
2296	HandleThreatSpells(m_spellInfo->Id);
2297
2298	m_needSpellLog = IsNeedSendToClient();
2299	for(uint32 j = 0;j<3;j++)
2300	{
2301	if(m_spellInfo->Effect[j]==0)
2302	continue;
2303
2304	// apply Send Event effect to ground in case empty target lists
2305	if( m_spellInfo->Effect[j] == SPELL_EFFECT_SEND_EVENT && !HaveTargetsForEffect(j) )
2306	{
2307	HandleEffects(NULL,NULL,NULL, j);
2308	continue;
2309	}
2310
2311	// Don't do spell log, if is school damage spell
2312	if(m_spellInfo->Effect[j] == SPELL_EFFECT_SCHOOL_DAMAGE \|\| m_spellInfo->Effect[j] == 0)
2313	m_needSpellLog = false;
2314
2315	uint32 EffectChainTarget = m_spellInfo->EffectChainTarget[j];
2316	if(m_originalCaster)
2317	if(Player* modOwner = m_originalCaster->GetSpellModOwner())
2318	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_JUMP_TARGETS, EffectChainTarget, this);
2319
2320	// initialize multipliers
2321	m_damageMultipliers[j] = 1.0f;
2322	if( (m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_DAMAGE \|\| m_spellInfo->EffectImplicitTargetA[j] == TARGET_CHAIN_HEAL) &&
2323	(EffectChainTarget > 1) )
2324	m_applyMultiplierMask \|= 1 << j;
2325	}
2326
2327	// initialize Diminishing Returns Data
2328	m_diminishLevel = DIMINISHING_LEVEL_1;
2329	m_diminishGroup = DIMINISHING_NONE;
2330
2331	// process items
2332	for(std::list<ItemTargetInfo>::iterator ihit= m_UniqueItemInfo.begin();ihit != m_UniqueItemInfo.end();++ihit)
2333	DoAllEffectOnTarget(&(*ihit));
2334
2335	// process ground
2336	for(uint32 j = 0;j<3;j++)
2337	{
2338	// persistent area auras target only the ground
2339	if(m_spellInfo->Effect[j] == SPELL_EFFECT_PERSISTENT_AREA_AURA)
2340	HandleEffects(NULL,NULL,NULL, j);
2341	}
2342	}
2343
2344	void Spell::_handle_finish_phase()
2345	{
2346	// spell log
2347	if(m_needSpellLog)
2348	SendLogExecute();
2349	}
2350
2351	void Spell::SendSpellCooldown()
2352	{
2353	if(m_caster->GetTypeId() != TYPEID_PLAYER)
2354	return;
2355
2356	Player* _player = (Player*)m_caster;
2357	// Add cooldown for max (disable spell)
2358	// Cooldown started on SendCooldownEvent call
2359	if (m_spellInfo->Attributes & SPELL_ATTR_DISABLED_WHILE_ACTIVE)
2360	{
2361	_player->AddSpellCooldown(m_spellInfo->Id, 0, time(NULL) - 1);
2362	return;
2363	}
2364
2365	// init cooldown values
2366	uint32 cat = 0;
2367	int32 rec = -1;
2368	int32 catrec = -1;
2369
2370	// some special item spells without correct cooldown in SpellInfo
2371	// cooldown information stored in item prototype
2372	// This used in same way in WorldSession::HandleItemQuerySingleOpcode data sending to client.
2373
2374	if(m_CastItem)
2375	{
2376	ItemPrototype const* proto = m_CastItem->GetProto();
2377	if(proto)
2378	{
2379	for(int idx = 0; idx < 5; ++idx)
2380	{
2381	if(proto->Spells[idx].SpellId == m_spellInfo->Id)
2382	{
2383	cat = proto->Spells[idx].SpellCategory;
2384	rec = proto->Spells[idx].SpellCooldown;
2385	catrec = proto->Spells[idx].SpellCategoryCooldown;
2386	break;
2387	}
2388	}
2389	}
2390	}
2391
2392	// if no cooldown found above then base at DBC data
2393	if(rec < 0 && catrec < 0)
2394	{
2395	cat = m_spellInfo->Category;
2396	rec = m_spellInfo->RecoveryTime;
2397	catrec = m_spellInfo->CategoryRecoveryTime;
2398	}
2399
2400	// shoot spells used equipped item cooldown values already assigned in GetAttackTime(RANGED_ATTACK)
2401	// prevent 0 cooldowns set by another way
2402	if (rec <= 0 && catrec <= 0 && (cat == 76 \|\| cat == 351))
2403	rec = _player->GetAttackTime(RANGED_ATTACK);
2404
2405	// Now we have cooldown data (if found any), time to apply mods
2406	if(rec > 0)
2407	_player->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COOLDOWN, rec, this);
2408
2409	if(catrec > 0)
2410	_player->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COOLDOWN, catrec, this);
2411
2412	// replace negative cooldowns by 0
2413	if (rec < 0) rec = 0;
2414	if (catrec < 0) catrec = 0;
2415
2416	// no cooldown after applying spell mods
2417	if( rec == 0 && catrec == 0)
2418	return;
2419
2420	time_t curTime = time(NULL);
2421
2422	time_t catrecTime = catrec ? curTime+catrec/1000 : 0; // in secs
2423	time_t recTime = rec ? curTime+rec/1000 : catrecTime;// in secs
2424
2425	// self spell cooldown
2426	if(recTime > 0)
2427	_player->AddSpellCooldown(m_spellInfo->Id, m_CastItem ? m_CastItem->GetEntry() : 0, recTime);
2428
2429	// category spells
2430	if (catrec > 0)
2431	{
2432	SpellCategoryStore::const_iterator i_scstore = sSpellCategoryStore.find(cat);
2433	if(i_scstore != sSpellCategoryStore.end())
2434	{
2435	for(SpellCategorySet::const_iterator i_scset = i_scstore->second.begin(); i_scset != i_scstore->second.end(); ++i_scset)
2436	{
2437	if(*i_scset == m_spellInfo->Id) // skip main spell, already handled above
2438	continue;
2439
2440	_player->AddSpellCooldown(m_spellInfo->Id, m_CastItem ? m_CastItem->GetEntry() : 0, catrecTime);
2441	}
2442	}
2443	}
2444	}
2445
2446	void Spell::update(uint32 difftime)
2447	{
2448	// update pointers based at it's GUIDs
2449	UpdatePointers();
2450
2451	if(m_targets.getUnitTargetGUID() && !m_targets.getUnitTarget())
2452	{
2453	cancel();
2454	return;
2455	}
2456
2457	// check if the player caster has moved before the spell finished
2458	if ((m_caster->GetTypeId() == TYPEID_PLAYER && m_timer != 0) &&
2459	(m_castPositionX != m_caster->GetPositionX() \|\| m_castPositionY != m_caster->GetPositionY() \|\| m_castPositionZ != m_caster->GetPositionZ()) &&
2460	(m_spellInfo->Effect[0] != SPELL_EFFECT_STUCK \|\| !m_caster->HasUnitMovementFlag(MOVEMENTFLAG_FALLING)))
2461	{
2462	// always cancel for channeled spells
2463	if( m_spellState == SPELL_STATE_CASTING )
2464	cancel();
2465	// don't cancel for melee, autorepeat, triggered and instant spells
2466	else if(!IsNextMeleeSwingSpell() && !IsAutoRepeat() && !m_IsTriggeredSpell && (m_spellInfo->InterruptFlags & SPELL_INTERRUPT_FLAG_MOVEMENT))
2467	cancel();
2468	}
2469
2470	switch(m_spellState)
2471	{
2472	case SPELL_STATE_PREPARING:
2473	{
2474	if(m_timer)
2475	{
2476	if(difftime >= m_timer)
2477	m_timer = 0;
2478	else
2479	m_timer -= difftime;
2480	}
2481
2482	if(m_timer == 0 && !IsNextMeleeSwingSpell() && !IsAutoRepeat())
2483	cast();
2484	} break;
2485	case SPELL_STATE_CASTING:
2486	{
2487	if(m_timer > 0)
2488	{
2489	if( m_caster->GetTypeId() == TYPEID_PLAYER )
2490	{
2491	// check if player has jumped before the channeling finished
2492	if(m_caster->HasUnitMovementFlag(MOVEMENTFLAG_JUMPING))
2493	cancel();
2494
2495	// check for incapacitating player states
2496	if( m_caster->hasUnitState(UNIT_STAT_STUNNED \| UNIT_STAT_CONFUSED))
2497	cancel();
2498
2499	// check if player has turned if flag is set
2500	if( m_spellInfo->ChannelInterruptFlags & CHANNEL_FLAG_TURNING && m_castOrientation != m_caster->GetOrientation() )
2501	cancel();
2502	}
2503
2504	// check if there are alive targets left
2505	if (!IsAliveUnitPresentInTargetList())
2506	{
2507	SendChannelUpdate(0);
2508	finish();
2509	}
2510
2511	if(difftime >= m_timer)
2512	m_timer = 0;
2513	else
2514	m_timer -= difftime;
2515	}
2516
2517	if(m_timer == 0)
2518	{
2519	SendChannelUpdate(0);
2520
2521	// channeled spell processed independently for quest targeting
2522	// cast at creature (or GO) quest objectives update at successful cast channel finished
2523	// ignore autorepeat/melee casts for speed (not exist quest for spells (hm... )
2524	if( m_caster->GetTypeId() == TYPEID_PLAYER && !IsAutoRepeat() && !IsNextMeleeSwingSpell() )
2525	{
2526	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2527	{
2528	TargetInfo* target = &*ihit;
2529	if(!IS_CREATURE_GUID(target->targetGUID))
2530	continue;
2531
2532	Unit* unit = m_caster->GetGUID()==target->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster,target->targetGUID);
2533	if (unit==NULL)
2534	continue;
2535
2536	((Player*)m_caster)->CastedCreatureOrGO(unit->GetEntry(),unit->GetGUID(),m_spellInfo->Id);
2537	}
2538
2539	for(std::list<GOTargetInfo>::iterator ihit= m_UniqueGOTargetInfo.begin();ihit != m_UniqueGOTargetInfo.end();++ihit)
2540	{
2541	GOTargetInfo* target = &*ihit;
2542
2543	GameObject* go = ObjectAccessor::GetGameObject(*m_caster, target->targetGUID);
2544	if(!go)
2545	continue;
2546
2547	((Player*)m_caster)->CastedCreatureOrGO(go->GetEntry(),go->GetGUID(),m_spellInfo->Id);
2548	}
2549	}
2550
2551	finish();
2552	}
2553	} break;
2554	default:
2555	{
2556	}break;
2557	}
2558	}
2559
2560	void Spell::finish(bool ok)
2561	{
2562	if(!m_caster)
2563	return;
2564
2565	if(m_spellState == SPELL_STATE_FINISHED)
2566	return;
2567
2568	m_spellState = SPELL_STATE_FINISHED;
2569
2570	//remove spell mods
2571	if (m_caster->GetTypeId() == TYPEID_PLAYER)
2572	((Player*)m_caster)->RemoveSpellMods(this);
2573
2574	// other code related only to successfully finished spells
2575	if(!ok)
2576	return;
2577
2578	//handle SPELL_AURA_ADD_TARGET_TRIGGER auras
2579	Unit::AuraList const& targetTriggers = m_caster->GetAurasByType(SPELL_AURA_ADD_TARGET_TRIGGER);
2580	for(Unit::AuraList::const_iterator i = targetTriggers.begin(); i != targetTriggers.end(); ++i)
2581	{
2582	SpellEntry const auraSpellInfo = (i)->GetSpellProto();
2583	uint32 auraSpellIdx = (*i)->GetEffIndex();
2584	if (IsAffectedBy(auraSpellInfo, auraSpellIdx))
2585	{
2586	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2587	if( ihit->effectMask & (1<<auraSpellIdx) )
2588	{
2589	// check m_caster->GetGUID() let load auras at login and speedup most often case
2590	Unit unit = m_caster->GetGUID()== ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(m_caster, ihit->targetGUID);
2591	if (unit && unit->isAlive())
2592	{
2593	// Calculate chance at that moment (can be depend for example from combo points)
2594	int32 chance = m_caster->CalculateSpellDamage(auraSpellInfo, auraSpellIdx, (*i)->GetBasePoints(),unit);
2595
2596	if(roll_chance_i(chance))
2597	m_caster->CastSpell(unit, auraSpellInfo->EffectTriggerSpell[auraSpellIdx], true, NULL, (*i));
2598	}
2599	}
2600	}
2601	}
2602
2603	if (IsMeleeAttackResetSpell())
2604	{
2605	m_caster->resetAttackTimer(BASE_ATTACK);
2606	if(m_caster->haveOffhandWeapon())
2607	m_caster->resetAttackTimer(OFF_ATTACK);
2608	}
2609
2610	/*if (IsRangedAttackResetSpell())
2611	m_caster->resetAttackTimer(RANGED_ATTACK);*/
2612
2613	// Clear combo at finish state
2614	if(m_caster->GetTypeId() == TYPEID_PLAYER && NeedsComboPoints(m_spellInfo))
2615	((Player*)m_caster)->ClearComboPoints();
2616
2617	// call triggered spell only at successful cast (after clear combo points -> for add some if need)
2618	if(!m_TriggerSpells.empty())
2619	TriggerSpell();
2620
2621	// Stop Attack for some spells
2622	if( m_spellInfo->Attributes & SPELL_ATTR_STOP_ATTACK_TARGET )
2623	m_caster->AttackStop();
2624	}
2625
2626	void Spell::SendCastResult(uint8 result)
2627	{
2628	if (m_caster->GetTypeId() != TYPEID_PLAYER)
2629	return;
2630
2631	if(((Player*)m_caster)->GetSession()->PlayerLoading()) // don't send cast results at loading time
2632	return;
2633
2634	if(result != 0)
2635	{
2636	WorldPacket data(SMSG_CAST_FAILED, (4+1+1));
2637	data << uint32(m_spellInfo->Id);
2638	data << uint8(result); // problem
2639	data << uint8(m_cast_count); // single cast or multi 2.3 (0/1)
2640	switch (result)
2641	{
2642	case SPELL_FAILED_REQUIRES_SPELL_FOCUS:
2643	data << uint32(m_spellInfo->RequiresSpellFocus);
2644	break;
2645	case SPELL_FAILED_REQUIRES_AREA:
2646	// hardcode areas limitation case
2647	if( m_spellInfo->Id==41618 \|\| m_spellInfo->Id==41620 )
2648	data << uint32(3842);
2649	else if( m_spellInfo->Id==41617 \|\| m_spellInfo->Id==41619 )
2650	data << uint32(3905);
2651	// normal case
2652	else
2653	data << uint32(m_spellInfo->AreaId);
2654	break;
2655	case SPELL_FAILED_TOTEMS:
2656	if(m_spellInfo->Totem[0])
2657	data << uint32(m_spellInfo->Totem[0]);
2658	if(m_spellInfo->Totem[1])
2659	data << uint32(m_spellInfo->Totem[1]);
2660	break;
2661	case SPELL_FAILED_TOTEM_CATEGORY:
2662	if(m_spellInfo->TotemCategory[0])
2663	data << uint32(m_spellInfo->TotemCategory[0]);
2664	if(m_spellInfo->TotemCategory[1])
2665	data << uint32(m_spellInfo->TotemCategory[1]);
2666	break;
2667	case SPELL_FAILED_EQUIPPED_ITEM_CLASS:
2668	data << uint32(m_spellInfo->EquippedItemClass);
2669	data << uint32(m_spellInfo->EquippedItemSubClassMask);
2670	data << uint32(m_spellInfo->EquippedItemInventoryTypeMask);
2671	break;
2672	}
2673	((Player*)m_caster)->GetSession()->SendPacket(&data);
2674	}
2675	else
2676	{
2677	WorldPacket data(SMSG_CLEAR_EXTRA_AURA_INFO, (8+4));
2678	data.append(m_caster->GetPackGUID());
2679	data << uint32(m_spellInfo->Id);
2680	((Player*)m_caster)->GetSession()->SendPacket(&data);
2681	}
2682	}
2683
2684	void Spell::SendSpellStart()
2685	{
2686	if(!IsNeedSendToClient())
2687	return;
2688
2689	sLog.outDebug("Sending SMSG_SPELL_START id=%u",m_spellInfo->Id);
2690
2691	uint16 castFlags = CAST_FLAG_UNKNOWN1;
2692	if(IsRangedSpell())
2693	castFlags \|= CAST_FLAG_AMMO;
2694
2695	Unit * target;
2696	if(!m_targets.getUnitTarget())
2697	target = m_caster;
2698	else
2699	target = m_targets.getUnitTarget();
2700
2701	WorldPacket data(SMSG_SPELL_START, (8+8+4+4+2));
2702	if(m_CastItem)
2703	data.append(m_CastItem->GetPackGUID());
2704	else
2705	data.append(m_caster->GetPackGUID());
2706
2707	data.append(m_caster->GetPackGUID());
2708	data << uint32(m_spellInfo->Id);
2709	data << uint8(m_cast_count); // single cast or multi 2.3 (0/1)
2710	data << uint16(castFlags);
2711	data << uint32(m_timer);
2712
2713	m_targets.write(&data);
2714
2715	if( castFlags & CAST_FLAG_AMMO )
2716	WriteAmmoToPacket(&data);
2717
2718	m_caster->SendMessageToSet(&data, true);
2719	}
2720
2721	void Spell::SendSpellGo()
2722	{
2723	// not send invisible spell casting
2724	if(!IsNeedSendToClient())
2725	return;
2726
2727	sLog.outDebug("Sending SMSG_SPELL_GO id=%u",m_spellInfo->Id);
2728
2729	Unit * target;
2730	if(!m_targets.getUnitTarget())
2731	target = m_caster;
2732	else
2733	target = m_targets.getUnitTarget();
2734
2735	uint16 castFlags = CAST_FLAG_UNKNOWN3;
2736	if(IsRangedSpell())
2737	castFlags \|= CAST_FLAG_AMMO;
2738
2739	WorldPacket data(SMSG_SPELL_GO, 50); // guess size
2740	if(m_CastItem)
2741	data.append(m_CastItem->GetPackGUID());
2742	else
2743	data.append(m_caster->GetPackGUID());
2744
2745	data.append(m_caster->GetPackGUID());
2746	data << uint32(m_spellInfo->Id);
2747	data << uint16(castFlags);
2748	data << uint32(getMSTime()); // timestamp
2749
2750	WriteSpellGoTargets(&data);
2751
2752	m_targets.write(&data);
2753
2754	if( castFlags & CAST_FLAG_AMMO )
2755	WriteAmmoToPacket(&data);
2756
2757	m_caster->SendMessageToSet(&data, true);
2758	}
2759
2760	void Spell::WriteAmmoToPacket( WorldPacket * data )
2761	{
2762	uint32 ammoInventoryType = 0;
2763	uint32 ammoDisplayID = 0;
2764
2765	if (m_caster->GetTypeId() == TYPEID_PLAYER)
2766	{
2767	Item pItem = ((Player)m_caster)->GetWeaponForAttack( RANGED_ATTACK );
2768	if(pItem)
2769	{
2770	ammoInventoryType = pItem->GetProto()->InventoryType;
2771	if( ammoInventoryType == INVTYPE_THROWN )
2772	ammoDisplayID = pItem->GetProto()->DisplayInfoID;
2773	else
2774	{
2775	uint32 ammoID = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID);
2776	if(ammoID)
2777	{
2778	ItemPrototype const *pProto = objmgr.GetItemPrototype( ammoID );
2779	if(pProto)
2780	{
2781	ammoDisplayID = pProto->DisplayInfoID;
2782	ammoInventoryType = pProto->InventoryType;
2783	}
2784	}
2785	else if(m_caster->GetDummyAura(46699)) // Requires No Ammo
2786	{
2787	ammoDisplayID = 5996; // normal arrow
2788	ammoInventoryType = INVTYPE_AMMO;
2789	}
2790	}
2791	}
2792	}
2793	// TODO: implement selection ammo data based at ranged weapon stored in equipmodel/equipinfo/equipslot fields
2794
2795	*data << uint32(ammoDisplayID);
2796	*data << uint32(ammoInventoryType);
2797	}
2798
2799	void Spell::WriteSpellGoTargets( WorldPacket * data )
2800	{
2801	*data << (uint8)m_countOfHit;
2802	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2803	if ((*ihit).missCondition == SPELL_MISS_NONE) // Add only hits
2804	*data << uint64(ihit->targetGUID);
2805
2806	for(std::list<GOTargetInfo>::iterator ighit= m_UniqueGOTargetInfo.begin();ighit != m_UniqueGOTargetInfo.end();++ighit)
2807	*data << uint64(ighit->targetGUID); // Always hits
2808
2809	*data << (uint8)m_countOfMiss;
2810	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
2811	{
2812	if( ihit->missCondition != SPELL_MISS_NONE ) // Add only miss
2813	{
2814	*data << uint64(ihit->targetGUID);
2815	*data << uint8(ihit->missCondition);
2816	if( ihit->missCondition == SPELL_MISS_REFLECT )
2817	*data << uint8(ihit->reflectResult);
2818	}
2819	}
2820	}
2821
2822	void Spell::SendLogExecute()
2823	{
2824	Unit *target = m_targets.getUnitTarget() ? m_targets.getUnitTarget() : m_caster;
2825
2826	WorldPacket data(SMSG_SPELLLOGEXECUTE, (8+4+4+4+4+8));
2827
2828	if(m_caster->GetTypeId() == TYPEID_PLAYER)
2829	data.append(m_caster->GetPackGUID());
2830	else
2831	data.append(target->GetPackGUID());
2832
2833	data << uint32(m_spellInfo->Id);
2834	uint32 count1 = 1;
2835	data << uint32(count1); // count1 (effect count?)
2836	for(uint32 i = 0; i < count1; ++i)
2837	{
2838	data << uint32(m_spellInfo->Effect[0]); // spell effect?
2839	uint32 count2 = 1;
2840	data << uint32(count2); // count2 (target count?)
2841	for(uint32 j = 0; j < count2; ++j)
2842	{
2843	switch(m_spellInfo->Effect[0])
2844	{
2845	case SPELL_EFFECT_POWER_DRAIN:
2846	if(Unit *unit = m_targets.getUnitTarget())
2847	data.append(unit->GetPackGUID());
2848	else
2849	data << uint8(0);
2850	data << uint32(0);
2851	data << uint32(0);
2852	data << float(0);
2853	break;
2854	case SPELL_EFFECT_ADD_EXTRA_ATTACKS:
2855	if(Unit *unit = m_targets.getUnitTarget())
2856	data.append(unit->GetPackGUID());
2857	else
2858	data << uint8(0);
2859	data << uint32(0); // count?
2860	break;
2861	case SPELL_EFFECT_INTERRUPT_CAST:
2862	if(Unit *unit = m_targets.getUnitTarget())
2863	data.append(unit->GetPackGUID());
2864	else
2865	data << uint8(0);
2866	data << uint32(0); // spellid
2867	break;
2868	case SPELL_EFFECT_DURABILITY_DAMAGE:
2869	if(Unit *unit = m_targets.getUnitTarget())
2870	data.append(unit->GetPackGUID());
2871	else
2872	data << uint8(0);
2873	data << uint32(0);
2874	data << uint32(0);
2875	break;
2876	case SPELL_EFFECT_OPEN_LOCK:
2877	case SPELL_EFFECT_OPEN_LOCK_ITEM:
2878	if(Item *item = m_targets.getItemTarget())
2879	data.append(item->GetPackGUID());
2880	else
2881	data << uint8(0);
2882	break;
2883	case SPELL_EFFECT_CREATE_ITEM:
2884	data << uint32(m_spellInfo->EffectItemType[0]);
2885	break;
2886	case SPELL_EFFECT_SUMMON:
2887	case SPELL_EFFECT_SUMMON_WILD:
2888	case SPELL_EFFECT_SUMMON_GUARDIAN:
2889	case SPELL_EFFECT_TRANS_DOOR:
2890	case SPELL_EFFECT_SUMMON_PET:
2891	case SPELL_EFFECT_SUMMON_POSSESSED:
2892	case SPELL_EFFECT_SUMMON_TOTEM:
2893	case SPELL_EFFECT_SUMMON_OBJECT_WILD:
2894	case SPELL_EFFECT_CREATE_HOUSE:
2895	case SPELL_EFFECT_DUEL:
2896	case SPELL_EFFECT_SUMMON_TOTEM_SLOT1:
2897	case SPELL_EFFECT_SUMMON_TOTEM_SLOT2:
2898	case SPELL_EFFECT_SUMMON_TOTEM_SLOT3:
2899	case SPELL_EFFECT_SUMMON_TOTEM_SLOT4:
2900	case SPELL_EFFECT_SUMMON_PHANTASM:
2901	case SPELL_EFFECT_SUMMON_CRITTER:
2902	case SPELL_EFFECT_SUMMON_OBJECT_SLOT1:
2903	case SPELL_EFFECT_SUMMON_OBJECT_SLOT2:
2904	case SPELL_EFFECT_SUMMON_OBJECT_SLOT3:
2905	case SPELL_EFFECT_SUMMON_OBJECT_SLOT4:
2906	case SPELL_EFFECT_SUMMON_DEMON:
2907	case SPELL_EFFECT_150:
2908	if(Unit *unit = m_targets.getUnitTarget())
2909	data.append(unit->GetPackGUID());
2910	else if(m_targets.getItemTargetGUID())
2911	data.appendPackGUID(m_targets.getItemTargetGUID());
2912	else if(GameObject *go = m_targets.getGOTarget())
2913	data.append(go->GetPackGUID());
2914	else
2915	data << uint8(0); // guid
2916	break;
2917	case SPELL_EFFECT_FEED_PET:
2918	data << uint32(m_targets.getItemTargetEntry());
2919	break;
2920	case SPELL_EFFECT_DISMISS_PET:
2921	if(Unit *unit = m_targets.getUnitTarget())
2922	data.append(unit->GetPackGUID());
2923	else
2924	data << uint8(0);
2925	break;
2926	default:
2927	return;
2928	}
2929	}
2930	}
2931
2932	m_caster->SendMessageToSet(&data, true);
2933	}
2934
2935	void Spell::SendInterrupted(uint8 result)
2936	{
2937	WorldPacket data(SMSG_SPELL_FAILURE, (8+4+1));
2938	data.append(m_caster->GetPackGUID());
2939	data << m_spellInfo->Id;
2940	data << result;
2941	m_caster->SendMessageToSet(&data, true);
2942
2943	data.Initialize(SMSG_SPELL_FAILED_OTHER, (8+4));
2944	data.append(m_caster->GetPackGUID());
2945	data << m_spellInfo->Id;
2946	m_caster->SendMessageToSet(&data, true);
2947	}
2948
2949	void Spell::SendChannelUpdate(uint32 time)
2950	{
2951	if(time == 0)
2952	{
2953	m_caster->SetUInt64Value(UNIT_FIELD_CHANNEL_OBJECT,0);
2954	m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL,0);
2955	}
2956
2957	if (m_caster->GetTypeId() != TYPEID_PLAYER)
2958	return;
2959
2960	WorldPacket data( MSG_CHANNEL_UPDATE, 8+4 );
2961	data.append(m_caster->GetPackGUID());
2962	data << time;
2963
2964	((Player*)m_caster)->GetSession()->SendPacket( &data );
2965	}
2966
2967	void Spell::SendChannelStart(uint32 duration)
2968	{
2969	WorldObject* target = NULL;
2970
2971	// select first not rsusted target from target list for _0_ effect
2972	if(!m_UniqueTargetInfo.empty())
2973	{
2974	for(std::list<TargetInfo>::iterator itr= m_UniqueTargetInfo.begin();itr != m_UniqueTargetInfo.end();++itr)
2975	{
2976	if( (itr->effectMask & (1<<0)) && itr->reflectResult==SPELL_MISS_NONE && itr->targetGUID != m_caster->GetGUID())
2977	{
2978	target = ObjectAccessor::GetUnit(*m_caster, itr->targetGUID);
2979	break;
2980	}
2981	}
2982	}
2983	else if(!m_UniqueGOTargetInfo.empty())
2984	{
2985	for(std::list<GOTargetInfo>::iterator itr= m_UniqueGOTargetInfo.begin();itr != m_UniqueGOTargetInfo.end();++itr)
2986	{
2987	if(itr->effectMask & (1<<0) )
2988	{
2989	target = ObjectAccessor::GetGameObject(*m_caster, itr->targetGUID);
2990	break;
2991	}
2992	}
2993	}
2994
2995	if (m_caster->GetTypeId() == TYPEID_PLAYER)
2996	{
2997	WorldPacket data( MSG_CHANNEL_START, (8+4+4) );
2998	data.append(m_caster->GetPackGUID());
2999	data << m_spellInfo->Id;
3000	data << duration;
3001
3002	((Player*)m_caster)->GetSession()->SendPacket( &data );
3003	}
3004
3005	m_timer = duration;
3006	if(target)
3007	m_caster->SetUInt64Value(UNIT_FIELD_CHANNEL_OBJECT, target->GetGUID());
3008	m_caster->SetUInt32Value(UNIT_CHANNEL_SPELL, m_spellInfo->Id);
3009	}
3010
3011	void Spell::SendResurrectRequest(Player* target)
3012	{
3013	WorldPacket data(SMSG_RESURRECT_REQUEST, (8+4+2+4));
3014	data << m_caster->GetGUID();
3015	data << uint32(1) << uint16(0) << uint32(1);
3016
3017	target->GetSession()->SendPacket(&data);
3018	}
3019
3020	void Spell::SendPlaySpellVisual(uint32 SpellID)
3021	{
3022	if (m_caster->GetTypeId() != TYPEID_PLAYER)
3023	return;
3024
3025	WorldPacket data(SMSG_PLAY_SPELL_VISUAL, 12);
3026	data << m_caster->GetGUID();
3027	data << SpellID;
3028	((Player*)m_caster)->GetSession()->SendPacket(&data);
3029	}
3030
3031	void Spell::TakeCastItem()
3032	{
3033	if(!m_CastItem \|\| m_caster->GetTypeId() != TYPEID_PLAYER)
3034	return;
3035
3036	// not remove cast item at triggered spell (equipping, weapon damage, etc)
3037	if(m_IsTriggeredSpell)
3038	return;
3039
3040	ItemPrototype const *proto = m_CastItem->GetProto();
3041
3042	if(!proto)
3043	{
3044	// This code is to avoid a crash
3045	// I'm not sure, if this is really an error, but I guess every item needs a prototype
3046	sLog.outError("Cast item has no item prototype highId=%d, lowId=%d",m_CastItem->GetGUIDHigh(), m_CastItem->GetGUIDLow());
3047	return;
3048	}
3049
3050	bool expendable = false;
3051	bool withoutCharges = false;
3052
3053	for (int i = 0; i<5; i++)
3054	{
3055	if (proto->Spells[i].SpellId)
3056	{
3057	// item has limited charges
3058	if (proto->Spells[i].SpellCharges)
3059	{
3060	if (proto->Spells[i].SpellCharges < 0)
3061	expendable = true;
3062
3063	int32 charges = m_CastItem->GetSpellCharges(i);
3064
3065	// item has charges left
3066	if (charges)
3067	{
3068	(charges > 0) ? --charges : ++charges; // abs(charges) less at 1 after use
3069	if (proto->Stackable < 2)
3070	m_CastItem->SetSpellCharges(i, charges);
3071	m_CastItem->SetState(ITEM_CHANGED, (Player*)m_caster);
3072	}
3073
3074	// all charges used
3075	withoutCharges = (charges == 0);
3076	}
3077	}
3078	}
3079
3080	if (expendable && withoutCharges)
3081	{
3082	uint32 count = 1;
3083	((Player*)m_caster)->DestroyItemCount(m_CastItem, count, true);
3084
3085	// prevent crash at access to deleted m_targets.getItemTarget
3086	if(m_CastItem==m_targets.getItemTarget())
3087	m_targets.setItemTarget(NULL);
3088
3089	m_CastItem = NULL;
3090	}
3091	}
3092
3093	void Spell::TakePower()
3094	{
3095	if(m_CastItem \|\| m_triggeredByAuraSpell)
3096	return;
3097
3098	// health as power used
3099	if(m_spellInfo->powerType == POWER_HEALTH)
3100	{
3101	m_caster->ModifyHealth( -(int32)m_powerCost );
3102	return;
3103	}
3104
3105	if(m_spellInfo->powerType >= MAX_POWERS)
3106	{
3107	sLog.outError("Spell::TakePower: Unknown power type '%d'", m_spellInfo->powerType);
3108	return;
3109	}
3110
3111	Powers powerType = Powers(m_spellInfo->powerType);
3112
3113	m_caster->ModifyPower(powerType, -(int32)m_powerCost);
3114
3115	// Set the five second timer
3116	if (powerType == POWER_MANA && m_powerCost > 0)
3117	m_caster->SetLastManaUse(getMSTime());
3118	}
3119
3120	void Spell::TakeReagents()
3121	{
3122	if(m_IsTriggeredSpell) // reagents used in triggered spell removed by original spell or don't must be removed.
3123	return;
3124
3125	if (m_caster->GetTypeId() != TYPEID_PLAYER)
3126	return;
3127
3128	if (m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP &&
3129	m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PREPARATION))
3130	return;
3131
3132	Player* p_caster = (Player*)m_caster;
3133
3134	for(uint32 x=0;x<8;x++)
3135	{
3136	if(m_spellInfo->Reagent[x] <= 0)
3137	continue;
3138
3139	uint32 itemid = m_spellInfo->Reagent[x];
3140	uint32 itemcount = m_spellInfo->ReagentCount[x];
3141
3142	// if CastItem is also spell reagent
3143	if (m_CastItem)
3144	{
3145	ItemPrototype const *proto = m_CastItem->GetProto();
3146	if( proto && proto->ItemId == itemid )
3147	{
3148	for(int s=0;s<5;s++)
3149	{
3150	// CastItem will be used up and does not count as reagent
3151	int32 charges = m_CastItem->GetSpellCharges(s);
3152	if (proto->Spells[s].SpellCharges < 0 && abs(charges) < 2)
3153	{
3154	++itemcount;
3155	break;
3156	}
3157	}
3158
3159	m_CastItem = NULL;
3160	}
3161	}
3162
3163	// if getItemTarget is also spell reagent
3164	if (m_targets.getItemTargetEntry()==itemid)
3165	m_targets.setItemTarget(NULL);
3166
3167	p_caster->DestroyItemCount(itemid, itemcount, true);
3168	}
3169	}
3170
3171	void Spell::HandleThreatSpells(uint32 spellId)
3172	{
3173	if(!m_targets.getUnitTarget() \|\| !spellId)
3174	return;
3175
3176	if(!m_targets.getUnitTarget()->CanHaveThreatList())
3177	return;
3178
3179	SpellThreatEntry const *threatSpell = sSpellThreatStore.LookupEntry<SpellThreatEntry>(spellId);
3180	if(!threatSpell)
3181	return;
3182
3183	m_targets.getUnitTarget()->AddThreat(m_caster, float(threatSpell->threat));
3184
3185	DEBUG_LOG("Spell %u, rank %u, added an additional %i threat", spellId, spellmgr.GetSpellRank(spellId), threatSpell->threat);
3186	}
3187
3188	void Spell::HandleEffects(Unit pUnitTarget,Item pItemTarget,GameObject *pGOTarget,uint32 i, float DamageMultiplier)
3189	{
3190	unitTarget = pUnitTarget;
3191	itemTarget = pItemTarget;
3192	gameObjTarget = pGOTarget;
3193
3194	uint8 eff = m_spellInfo->Effect[i];
3195	uint32 mechanic = m_spellInfo->EffectMechanic[i];
3196
3197	damage = int32(CalculateDamage((uint8)i,unitTarget)*DamageMultiplier);
3198
3199	sLog.outDebug( "Spell: Effect : %u", eff);
3200
3201	//Simply return. Do not display "immune" in red text on client
3202	if(unitTarget && unitTarget->IsImmunedToSpellEffect(eff, mechanic))
3203	return;
3204
3205	if(eff<TOTAL_SPELL_EFFECTS)
3206	{
3207	//sLog.outDebug( "WORLD: Spell FX %d < TOTAL_SPELL_EFFECTS ", eff);
3208	(this.SpellEffects[eff])(i);
3209	}
3210	/*
3211	else
3212	{
3213	sLog.outDebug( "WORLD: Spell FX %d > TOTAL_SPELL_EFFECTS ", eff);
3214	if (m_CastItem)
3215	EffectEnchantItemTmp(i);
3216	else
3217	{
3218	sLog.outError("SPELL: unknown effect %u spell id %u\n",
3219	eff, m_spellInfo->Id);
3220	}
3221	}
3222	*/
3223	}
3224
3225	void Spell::TriggerSpell()
3226	{
3227	for(TriggerSpells::iterator si=m_TriggerSpells.begin(); si!=m_TriggerSpells.end(); ++si)
3228	{
3229	Spell* spell = new Spell(m_caster, (*si), true, m_originalCasterGUID, this->m_selfContainer);
3230	spell->prepare(&m_targets); // use original spell original targets
3231	}
3232	}
3233
3234	uint8 Spell::CanCast(bool strict)
3235	{
3236	// check cooldowns to prevent cheating
3237	if(m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
3238	{
3239	if(m_triggeredByAuraSpell)
3240	return SPELL_FAILED_DONT_REPORT;
3241	else
3242	return SPELL_FAILED_NOT_READY;
3243	}
3244
3245	// only allow triggered spells if at an ended battleground
3246	if( !m_IsTriggeredSpell && m_caster->GetTypeId() == TYPEID_PLAYER)
3247	if(BattleGround * bg = ((Player*)m_caster)->GetBattleGround())
3248	if(bg->GetStatus() == STATUS_WAIT_LEAVE)
3249	return SPELL_FAILED_DONT_REPORT;
3250
3251	// only check at first call, Stealth auras are already removed at second call
3252	// for now, ignore triggered spells
3253	if( strict && !m_IsTriggeredSpell)
3254	{
3255	// Cannot be used in this stance/form
3256	if(uint8 shapeError = GetErrorAtShapeshiftedCast(m_spellInfo, m_caster->m_form))
3257	return shapeError;
3258
3259	if ((m_spellInfo->Attributes & SPELL_ATTR_ONLY_STEALTHED) && !(m_caster->HasStealthAura()))
3260	return SPELL_FAILED_ONLY_STEALTHED;
3261	}
3262
3263	// caster state requirements
3264	if(m_spellInfo->CasterAuraState && !m_caster->HasAuraState(AuraState(m_spellInfo->CasterAuraState)))
3265	return SPELL_FAILED_CASTER_AURASTATE;
3266	if(m_spellInfo->CasterAuraStateNot && m_caster->HasAuraState(AuraState(m_spellInfo->CasterAuraStateNot)))
3267	return SPELL_FAILED_CASTER_AURASTATE;
3268
3269	// cancel autorepeat spells if cast start when moving
3270	// (not wand currently autorepeat cast delayed to moving stop anyway in spell update code)
3271	if( m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->isMoving() )
3272	{
3273	// skip stuck spell to allow use it in falling case and apply spell limitations at movement
3274	if( (!m_caster->HasUnitMovementFlag(MOVEMENTFLAG_FALLING) \|\| m_spellInfo->Effect[0] != SPELL_EFFECT_STUCK) &&
3275	(IsAutoRepeat() \|\| (m_spellInfo->AuraInterruptFlags & AURA_INTERRUPT_FLAG_NOT_SEATED) != 0) )
3276	return SPELL_FAILED_MOVING;
3277	}
3278
3279	Unit *target = m_targets.getUnitTarget();
3280
3281	if(target)
3282	{
3283	// target state requirements (not allowed state), apply to self also
3284	if(m_spellInfo->TargetAuraStateNot && target->HasAuraState(AuraState(m_spellInfo->TargetAuraStateNot)))
3285	return SPELL_FAILED_TARGET_AURASTATE;
3286
3287
3288	if(target != m_caster)
3289	{
3290	// target state requirements (apply to non-self only), to allow cast affects to self like Dirty Deeds
3291	if(m_spellInfo->TargetAuraState && !target->HasAuraState(AuraState(m_spellInfo->TargetAuraState)))
3292	return SPELL_FAILED_TARGET_AURASTATE;
3293
3294	// Not allow casting on flying player
3295	if (target->isInFlight())
3296	return SPELL_FAILED_BAD_TARGETS;
3297
3298	if(VMAP::VMapFactory::checkSpellForLoS(m_spellInfo->Id) && !m_caster->IsWithinLOSInMap(target))
3299	return SPELL_FAILED_LINE_OF_SIGHT;
3300
3301	// auto selection spell rank implemented in WorldSession::HandleCastSpellOpcode
3302	// this case can be triggered if rank not found (too low-level target for first rank)
3303	if(m_caster->GetTypeId() == TYPEID_PLAYER && !IsPassiveSpell(m_spellInfo->Id) && !m_CastItem)
3304	{
3305	for(int i=0;i<3;i++)
3306	{
3307	if(IsPositiveEffect(m_spellInfo->Id, i) && m_spellInfo->Effect[i] == SPELL_EFFECT_APPLY_AURA)
3308	if(target->getLevel() + 10 < m_spellInfo->spellLevel)
3309	return SPELL_FAILED_LOWLEVEL;
3310	}
3311	}
3312	}
3313
3314	// check pet presents
3315	for(int j=0;j<3;j++)
3316	{
3317	if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_PET)
3318	{
3319	target = m_caster->GetPet();
3320	if(!target)
3321	{
3322	if(m_triggeredByAuraSpell) // not report pet not existence for triggered spells
3323	return SPELL_FAILED_DONT_REPORT;
3324	else
3325	return SPELL_FAILED_NO_PET;
3326	}
3327	break;
3328	}
3329	}
3330
3331	//check creature type
3332	//ignore self casts (including area casts when caster selected as target)
3333	if(target != m_caster)
3334	{
3335	if(!CheckTargetCreatureType(target))
3336	{
3337	if(target->GetTypeId()==TYPEID_PLAYER)
3338	return SPELL_FAILED_TARGET_IS_PLAYER;
3339	else
3340	return SPELL_FAILED_BAD_TARGETS;
3341	}
3342	}
3343
3344	// TODO: this check can be applied and for player to prevent cheating when IsPositiveSpell will return always correct result.
3345	// check target for pet/charmed casts (not self targeted), self targeted cast used for area effects and etc
3346	if(m_caster != target && m_caster->GetTypeId()==TYPEID_UNIT && m_caster->GetCharmerOrOwnerGUID())
3347	{
3348	// check correctness positive/negative cast target (pet cast real check and cheating check)
3349	if(IsPositiveSpell(m_spellInfo->Id))
3350	{
3351	if(m_caster->IsHostileTo(target))
3352	return SPELL_FAILED_BAD_TARGETS;
3353	}
3354	else
3355	{
3356	if(m_caster->IsFriendlyTo(target))
3357	return SPELL_FAILED_BAD_TARGETS;
3358	}
3359	}
3360
3361	if(IsPositiveSpell(m_spellInfo->Id))
3362	{
3363	if(target->IsImmunedToSpell(m_spellInfo,false))
3364	return SPELL_FAILED_TARGET_AURASTATE;
3365	}
3366
3367	//Must be behind the target.
3368	if( m_spellInfo->AttributesEx2 == 0x100000 && (m_spellInfo->AttributesEx & 0x200) == 0x200 && target->HasInArc(M_PI, m_caster) )
3369	{
3370	SendInterrupted(2);
3371	return SPELL_FAILED_NOT_BEHIND;
3372	}
3373
3374	//Target must be facing you.
3375	if((m_spellInfo->Attributes == 0x150010) && !target->HasInArc(M_PI, m_caster) )
3376	{
3377	SendInterrupted(2);
3378	return SPELL_FAILED_NOT_INFRONT;
3379	}
3380
3381	// check if target is in combat
3382	if (target != m_caster && (m_spellInfo->AttributesEx & SPELL_ATTR_EX_NOT_IN_COMBAT_TARGET) && target->isInCombat())
3383	{
3384	return SPELL_FAILED_TARGET_AFFECTING_COMBAT;
3385	}
3386	}
3387	// Spell casted only on battleground
3388	if((m_spellInfo->AttributesEx3 & SPELL_ATTR_EX3_BATTLEGROUND) && m_caster->GetTypeId()==TYPEID_PLAYER)
3389	if(!((Player*)m_caster)->InBattleGround())
3390	return SPELL_FAILED_ONLY_BATTLEGROUNDS;
3391
3392	// do not allow spells to be cast in arenas
3393	// - with greater than 15 min CD without SPELL_ATTR_EX4_USABLE_IN_ARENA flag
3394	// - with SPELL_ATTR_EX4_NOT_USABLE_IN_ARENA flag
3395	if( (m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_NOT_USABLE_IN_ARENA) \|\|
3396	GetSpellRecoveryTime(m_spellInfo) > 15 * MINUTE * 1000 && !(m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_USABLE_IN_ARENA) )
3397	if(MapEntry const* mapEntry = sMapStore.LookupEntry(m_caster->GetMapId()))
3398	if(mapEntry->IsBattleArena())
3399	return SPELL_FAILED_NOT_IN_ARENA;
3400
3401	// zone check
3402	if(!IsSpellAllowedInLocation(m_spellInfo,m_caster->GetMapId(),m_caster->GetZoneId(),m_caster->GetAreaId()))
3403	return SPELL_FAILED_REQUIRES_AREA;
3404
3405	// not let players cast spells at mount (and let do it to creatures)
3406	if( m_caster->IsMounted() && m_caster->GetTypeId()==TYPEID_PLAYER && !m_IsTriggeredSpell &&
3407	!IsPassiveSpell(m_spellInfo->Id) && !(m_spellInfo->Attributes & SPELL_ATTR_CASTABLE_WHILE_MOUNTED) )
3408	{
3409	if(m_caster->isInFlight())
3410	return SPELL_FAILED_NOT_FLYING;
3411	else
3412	return SPELL_FAILED_NOT_MOUNTED;
3413	}
3414
3415	// always (except passive spells) check items (focus object can be required for any type casts)
3416	if(!IsPassiveSpell(m_spellInfo->Id))
3417	if(uint8 castResult = CheckItems())
3418	return castResult;
3419
3420	//ImpliciteTargetA-B = 38, If fact there is 0 Spell with ImpliciteTargetB=38
3421	if(m_UniqueTargetInfo.empty()) // skip second canCast apply (for delayed spells for example)
3422	{
3423	for(uint8 j = 0; j < 3; j++)
3424	{
3425	if( m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT \|\|
3426	m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT && m_spellInfo->EffectImplicitTargetA[j] != TARGET_SELF \|\|
3427	m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES \|\|
3428	m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
3429	{
3430	bool okDoo = false;
3431
3432	SpellScriptTarget::const_iterator lower = spellmgr.GetBeginSpellScriptTarget(m_spellInfo->Id);
3433	SpellScriptTarget::const_iterator upper = spellmgr.GetEndSpellScriptTarget(m_spellInfo->Id);
3434	if(lower==upper)
3435	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);
3436
3437	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
3438	float range = GetSpellMaxRange(srange);
3439
3440	Creature* creatureScriptTarget = NULL;
3441	GameObject* goScriptTarget = NULL;
3442
3443	for(SpellScriptTarget::const_iterator i_spellST = lower; i_spellST != upper; ++i_spellST)
3444	{
3445	switch(i_spellST->second.type)
3446	{
3447	case SPELL_TARGET_TYPE_GAMEOBJECT:
3448	{
3449	GameObject* p_GameObject = NULL;
3450
3451	if(i_spellST->second.targetEntry)
3452	{
3453	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
3454	Cell cell(p);
3455	cell.data.Part.reserved = ALL_DISTRICT;
3456
3457	Trinity::NearestGameObjectEntryInObjectRangeCheck go_check(*m_caster,i_spellST->second.targetEntry,range);
3458	Trinity::GameObjectLastSearcher<Trinity::NearestGameObjectEntryInObjectRangeCheck> checker(p_GameObject,go_check);
3459
3460	TypeContainerVisitor<Trinity::GameObjectLastSearcher<Trinity::NearestGameObjectEntryInObjectRangeCheck>, GridTypeMapContainer > object_checker(checker);
3461	CellLock<GridReadGuard> cell_lock(cell, p);
3462	cell_lock->Visit(cell_lock, object_checker, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
3463
3464	if(p_GameObject)
3465	{
3466	// remember found target and range, next attempt will find more near target with another entry
3467	creatureScriptTarget = NULL;
3468	goScriptTarget = p_GameObject;
3469	range = go_check.GetLastRange();
3470	}
3471	}
3472	else if( focusObject ) //Focus Object
3473	{
3474	float frange = m_caster->GetDistance(focusObject);
3475	if(range >= frange)
3476	{
3477	creatureScriptTarget = NULL;
3478	goScriptTarget = focusObject;
3479	range = frange;
3480	}
3481	}
3482	break;
3483	}
3484	case SPELL_TARGET_TYPE_CREATURE:
3485	case SPELL_TARGET_TYPE_DEAD:
3486	default:
3487	{
3488	Creature *p_Creature = NULL;
3489
3490	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
3491	Cell cell(p);
3492	cell.data.Part.reserved = ALL_DISTRICT;
3493	cell.SetNoCreate(); // Really don't know what is that???
3494
3495	Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck u_check(*m_caster,i_spellST->second.targetEntry,i_spellST->second.type!=SPELL_TARGET_TYPE_DEAD,range);
3496	Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck> searcher(p_Creature, u_check);
3497
3498	TypeContainerVisitor<Trinity::CreatureLastSearcher<Trinity::NearestCreatureEntryWithLiveStateInObjectRangeCheck>, GridTypeMapContainer > grid_creature_searcher(searcher);
3499
3500	CellLock<GridReadGuard> cell_lock(cell, p);
3501	cell_lock->Visit(cell_lock, grid_creature_searcher, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
3502
3503	if(p_Creature )
3504	{
3505	creatureScriptTarget = p_Creature;
3506	goScriptTarget = NULL;
3507	range = u_check.GetLastRange();
3508	}
3509	break;
3510	}
3511	}
3512	}
3513
3514	if(creatureScriptTarget)
3515	{
3516	// store coordinates for TARGET_SCRIPT_COORDINATES
3517	if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES \|\|
3518	m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
3519	{
3520	m_targets.setDestination(creatureScriptTarget->GetPositionX(),creatureScriptTarget->GetPositionY(),creatureScriptTarget->GetPositionZ());
3521
3522	if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES && m_spellInfo->EffectImplicitTargetB[j] == 0 && m_spellInfo->Effect[j]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
3523	AddUnitTarget(creatureScriptTarget, j);
3524	}
3525	// store explicit target for TARGET_SCRIPT
3526	else
3527	AddUnitTarget(creatureScriptTarget, j);
3528	}
3529	else if(goScriptTarget)
3530	{
3531	// store coordinates for TARGET_SCRIPT_COORDINATES
3532	if (m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES \|\|
3533	m_spellInfo->EffectImplicitTargetB[j] == TARGET_SCRIPT_COORDINATES )
3534	{
3535	m_targets.setDestination(goScriptTarget->GetPositionX(),goScriptTarget->GetPositionY(),goScriptTarget->GetPositionZ());
3536
3537	if(m_spellInfo->EffectImplicitTargetA[j] == TARGET_SCRIPT_COORDINATES && m_spellInfo->EffectImplicitTargetB[j] == 0 && m_spellInfo->Effect[j]!=SPELL_EFFECT_PERSISTENT_AREA_AURA)
3538	AddGOTarget(goScriptTarget, j);
3539	}
3540	// store explicit target for TARGET_SCRIPT
3541	else
3542	AddGOTarget(goScriptTarget, j);
3543	}
3544	//Missing DB Entry or targets for this spellEffect.
3545	else
3546	{
3547	// not report target not existence for triggered spells
3548	if(m_triggeredByAuraSpell \|\| m_IsTriggeredSpell)
3549	return SPELL_FAILED_DONT_REPORT;
3550	else
3551	return SPELL_FAILED_BAD_TARGETS;
3552	}
3553	}
3554	}
3555	}
3556
3557	if(uint8 castResult = CheckRange(strict))
3558	return castResult;
3559
3560	{
3561	if(uint8 castResult = CheckPower())
3562	return castResult;
3563	}
3564
3565	if(!m_triggeredByAuraSpell) // triggered spell not affected by stun/etc
3566	if(uint8 castResult = CheckCasterAuras())
3567	return castResult;
3568
3569	for (int i = 0; i < 3; i++)
3570	{
3571	// for effects of spells that have only one target
3572	switch(m_spellInfo->Effect[i])
3573	{
3574	case SPELL_EFFECT_DUMMY:
3575	{
3576	if(m_spellInfo->SpellIconID == 1648) // Execute
3577	{
3578	if(!m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetHealth() > m_targets.getUnitTarget()->GetMaxHealth()*0.2)
3579	return SPELL_FAILED_BAD_TARGETS;
3580	}
3581	else if (m_spellInfo->Id == 51582) // Rocket Boots Engaged
3582	{
3583	if(m_caster->IsInWater())
3584	return SPELL_FAILED_ONLY_ABOVEWATER;
3585	}
3586	else if(m_spellInfo->SpellIconID==156) // Holy Shock
3587	{
3588	// spell different for friends and enemies
3589	// hart version required facing
3590	if(m_targets.getUnitTarget() && !m_caster->IsFriendlyTo(m_targets.getUnitTarget()) && !m_caster->HasInArc( M_PI, target ))
3591	return SPELL_FAILED_UNIT_NOT_INFRONT;
3592	}
3593	break;
3594	}
3595	case SPELL_EFFECT_SCHOOL_DAMAGE:
3596	{
3597	// Hammer of Wrath
3598	if(m_spellInfo->SpellVisual == 7250)
3599	{
3600	if (!m_targets.getUnitTarget())
3601	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
3602
3603	if(m_targets.getUnitTarget()->GetHealth() > m_targets.getUnitTarget()->GetMaxHealth()*0.2)
3604	return SPELL_FAILED_BAD_TARGETS;
3605	}
3606	break;
3607	}
3608	case SPELL_EFFECT_TAMECREATURE:
3609	{
3610	if (!m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetTypeId() == TYPEID_PLAYER)
3611	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
3612
3613	if (m_targets.getUnitTarget()->getLevel() > m_caster->getLevel())
3614	return SPELL_FAILED_HIGHLEVEL;
3615
3616	CreatureInfo const cinfo = ((Creature)m_targets.getUnitTarget())->GetCreatureInfo();
3617	if( cinfo->type != CREATURE_TYPE_BEAST )
3618	return SPELL_FAILED_BAD_TARGETS;
3619
3620	// use SMSG_PET_TAME_FAILURE?
3621	if( !(cinfo->flag1 & 1) \|\| !(cinfo->family) )
3622	return SPELL_FAILED_BAD_TARGETS;
3623
3624	if(m_caster->GetPetGUID())
3625	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3626
3627	if(m_caster->GetCharmGUID())
3628	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3629
3630	break;
3631	}
3632	case SPELL_EFFECT_LEARN_SPELL:
3633	{
3634	if(m_spellInfo->EffectImplicitTargetA[i] != TARGET_PET)
3635	break;
3636
3637	Pet* pet = m_caster->GetPet();
3638
3639	if(!pet)
3640	return SPELL_FAILED_NO_PET;
3641
3642	SpellEntry const *learn_spellproto = sSpellStore.LookupEntry(m_spellInfo->EffectTriggerSpell[i]);
3643
3644	if(!learn_spellproto)
3645	return SPELL_FAILED_NOT_KNOWN;
3646
3647	if(!pet->CanTakeMoreActiveSpells(learn_spellproto->Id))
3648	return SPELL_FAILED_TOO_MANY_SKILLS;
3649
3650	if(m_spellInfo->spellLevel > pet->getLevel())
3651	return SPELL_FAILED_LOWLEVEL;
3652
3653	if(!pet->HasTPForSpell(learn_spellproto->Id))
3654	return SPELL_FAILED_TRAINING_POINTS;
3655
3656	break;
3657	}
3658	case SPELL_EFFECT_LEARN_PET_SPELL:
3659	{
3660	Pet* pet = m_caster->GetPet();
3661
3662	if(!pet)
3663	return SPELL_FAILED_NO_PET;
3664
3665	SpellEntry const *learn_spellproto = sSpellStore.LookupEntry(m_spellInfo->EffectTriggerSpell[i]);
3666
3667	if(!learn_spellproto)
3668	return SPELL_FAILED_NOT_KNOWN;
3669
3670	if(!pet->CanTakeMoreActiveSpells(learn_spellproto->Id))
3671	return SPELL_FAILED_TOO_MANY_SKILLS;
3672
3673	if(m_spellInfo->spellLevel > pet->getLevel())
3674	return SPELL_FAILED_LOWLEVEL;
3675
3676	if(!pet->HasTPForSpell(learn_spellproto->Id))
3677	return SPELL_FAILED_TRAINING_POINTS;
3678
3679	break;
3680	}
3681	case SPELL_EFFECT_FEED_PET:
3682	{
3683	if (m_caster->GetTypeId() != TYPEID_PLAYER \|\| !m_targets.getItemTarget() )
3684	return SPELL_FAILED_BAD_TARGETS;
3685
3686	Pet* pet = m_caster->GetPet();
3687
3688	if(!pet)
3689	return SPELL_FAILED_NO_PET;
3690
3691	if(!pet->HaveInDiet(m_targets.getItemTarget()->GetProto()))
3692	return SPELL_FAILED_WRONG_PET_FOOD;
3693
3694	if(!pet->GetCurrentFoodBenefitLevel(m_targets.getItemTarget()->GetProto()->ItemLevel))
3695	return SPELL_FAILED_FOOD_LOWLEVEL;
3696
3697	if(m_caster->isInCombat() \|\| pet->isInCombat())
3698	return SPELL_FAILED_AFFECTING_COMBAT;
3699
3700	break;
3701	}
3702	case SPELL_EFFECT_POWER_BURN:
3703	case SPELL_EFFECT_POWER_DRAIN:
3704	{
3705	// Can be area effect, Check only for players and not check if target - caster (spell can have multiply drain/burn effects)
3706	if(m_caster->GetTypeId() == TYPEID_PLAYER)
3707	if(Unit* target = m_targets.getUnitTarget())
3708	if(target!=m_caster && target->getPowerType()!=m_spellInfo->EffectMiscValue[i])
3709	return SPELL_FAILED_BAD_TARGETS;
3710	break;
3711	}
3712	case SPELL_EFFECT_CHARGE:
3713	{
3714	if (m_caster->hasUnitState(UNIT_STAT_ROOT))
3715	return SPELL_FAILED_ROOTED;
3716
3717	break;
3718	}
3719	case SPELL_EFFECT_SKINNING:
3720	{
3721	if (m_caster->GetTypeId() != TYPEID_PLAYER \|\| !m_targets.getUnitTarget() \|\| m_targets.getUnitTarget()->GetTypeId() != TYPEID_UNIT)
3722	return SPELL_FAILED_BAD_TARGETS;
3723
3724	if( !(m_targets.getUnitTarget()->GetUInt32Value(UNIT_FIELD_FLAGS) & UNIT_FLAG_SKINNABLE) )
3725	return SPELL_FAILED_TARGET_UNSKINNABLE;
3726
3727	Creature* creature = (Creature*)m_targets.getUnitTarget();
3728	if ( creature->GetCreatureType() != CREATURE_TYPE_CRITTER && ( !creature->lootForBody \|\| !creature->loot.empty() ) )
3729	{
3730	return SPELL_FAILED_TARGET_NOT_LOOTED;
3731	}
3732
3733	uint32 skill;
3734	if(creature->GetCreatureInfo()->flag1 & 256)
3735	skill = SKILL_HERBALISM; // special case
3736	else if(creature->GetCreatureInfo()->flag1 & 512)
3737	skill = SKILL_MINING; // special case
3738	else
3739	skill = SKILL_SKINNING; // normal case
3740
3741	int32 skillValue = ((Player*)m_caster)->GetSkillValue(skill);
3742	int32 TargetLevel = m_targets.getUnitTarget()->getLevel();
3743	int32 ReqValue = (skillValue < 100 ? (TargetLevel-10)10 : TargetLevel5);
3744	if (ReqValue > skillValue)
3745	return SPELL_FAILED_LOW_CASTLEVEL;
3746
3747	// chance for fail at orange skinning attempt
3748	if( (m_selfContainer && (*m_selfContainer) == this) &&
3749	skillValue < sWorld.GetConfigMaxSkillValue() &&
3750	(ReqValue < 0 ? 0 : ReqValue) > irand(skillValue-25, skillValue+37) )
3751	return SPELL_FAILED_TRY_AGAIN;
3752
3753	break;
3754	}
3755	case SPELL_EFFECT_OPEN_LOCK_ITEM:
3756	case SPELL_EFFECT_OPEN_LOCK:
3757	{
3758	if( m_spellInfo->EffectImplicitTargetA[i] != TARGET_GAMEOBJECT &&
3759	m_spellInfo->EffectImplicitTargetA[i] != TARGET_GAMEOBJECT_ITEM )
3760	break;
3761
3762	if( m_caster->GetTypeId() != TYPEID_PLAYER // only players can open locks, gather etc.
3763	// we need a go target in case of TARGET_GAMEOBJECT
3764	\|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT && !m_targets.getGOTarget()
3765	// we need a go target, or an openable item target in case of TARGET_GAMEOBJECT_ITEM
3766	\|\| m_spellInfo->EffectImplicitTargetA[i] == TARGET_GAMEOBJECT_ITEM && !m_targets.getGOTarget() &&
3767	(!m_targets.getItemTarget() \|\| !m_targets.getItemTarget()->GetProto()->LockID \|\| m_targets.getItemTarget()->GetOwner() != m_caster ) )
3768	return SPELL_FAILED_BAD_TARGETS;
3769
3770	// In BattleGround players can use only flags and banners
3771	if( ((Player*)m_caster)->InBattleGround() &&
3772	!((Player*)m_caster)->isAllowUseBattleGroundObject() )
3773	return SPELL_FAILED_TRY_AGAIN;
3774
3775	// get the lock entry
3776	LockEntry const *lockInfo = NULL;
3777	if (GameObject* go=m_targets.getGOTarget())
3778	lockInfo = sLockStore.LookupEntry(go->GetLockId());
3779	else if(Item* itm=m_targets.getItemTarget())
3780	lockInfo = sLockStore.LookupEntry(itm->GetProto()->LockID);
3781
3782	// check lock compatibility
3783	if (lockInfo)
3784	{
3785	// check for lock - key pair (checked by client also, just prevent cheating
3786	bool ok_key = false;
3787	for(int it = 0; it < 5; ++it)
3788	{
3789	switch(lockInfo->keytype[it])
3790	{
3791	case LOCK_KEY_NONE:
3792	break;
3793	case LOCK_KEY_ITEM:
3794	{
3795	if(lockInfo->key[it])
3796	{
3797	if(m_CastItem && m_CastItem->GetEntry()==lockInfo->key[it])
3798	ok_key =true;
3799	break;
3800	}
3801	}
3802	case LOCK_KEY_SKILL:
3803	{
3804	if(uint32(m_spellInfo->EffectMiscValue[i])!=lockInfo->key[it])
3805	break;
3806
3807	switch(lockInfo->key[it])
3808	{
3809	case LOCKTYPE_HERBALISM:
3810	if(((Player*)m_caster)->HasSkill(SKILL_HERBALISM))
3811	ok_key =true;
3812	break;
3813	case LOCKTYPE_MINING:
3814	if(((Player*)m_caster)->HasSkill(SKILL_MINING))
3815	ok_key =true;
3816	break;
3817	default:
3818	ok_key =true;
3819	break;
3820	}
3821	}
3822	}
3823	if(ok_key)
3824	break;
3825	}
3826
3827	if(!ok_key)
3828	return SPELL_FAILED_BAD_TARGETS;
3829	}
3830
3831	// chance for fail at orange mining/herb/LockPicking gathering attempt
3832	if (!m_selfContainer \|\| ((*m_selfContainer) != this))
3833	break;
3834
3835	// get the skill value of the player
3836	int32 SkillValue = 0;
3837	bool canFailAtMax = true;
3838	if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_HERBALISM)
3839	{
3840	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_HERBALISM);
3841	canFailAtMax = false;
3842	}
3843	else if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_MINING)
3844	{
3845	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_MINING);
3846	canFailAtMax = false;
3847	}
3848	else if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_PICKLOCK)
3849	SkillValue = ((Player*)m_caster)->GetSkillValue(SKILL_LOCKPICKING);
3850
3851	// castitem check: rogue using skeleton keys. the skill values should not be added in this case.
3852	if(m_CastItem)
3853	SkillValue = 0;
3854
3855	// add the damage modifier from the spell casted (cheat lock / skeleton key etc.) (use m_currentBasePoints, CalculateDamage returns wrong value)
3856	SkillValue += m_currentBasePoints[i]+1;
3857
3858	// get the required lock value
3859	int32 ReqValue=0;
3860	if (lockInfo)
3861	{
3862	// check for lock - key pair
3863	bool ok = false;
3864	for(int it = 0; it < 5; ++it)
3865	{
3866	if(lockInfo->keytype[it]==LOCK_KEY_ITEM && lockInfo->key[it] && m_CastItem && m_CastItem->GetEntry()==lockInfo->key[it])
3867	{
3868	// if so, we're good to go
3869	ok = true;
3870	break;
3871	}
3872	}
3873	if(ok)
3874	break;
3875
3876	if (m_spellInfo->EffectMiscValue[i] == LOCKTYPE_PICKLOCK)
3877	ReqValue = lockInfo->requiredlockskill;
3878	else
3879	ReqValue = lockInfo->requiredminingskill;
3880	}
3881
3882	// skill doesn't meet the required value
3883	if (ReqValue > SkillValue)
3884	return SPELL_FAILED_LOW_CASTLEVEL;
3885
3886	// chance for failure in orange gather / lockpick (gathering skill can't fail at maxskill)
3887	if((canFailAtMax \|\| SkillValue < sWorld.GetConfigMaxSkillValue()) && ReqValue > irand(SkillValue-25, SkillValue+37))
3888	return SPELL_FAILED_TRY_AGAIN;
3889
3890	break;
3891	}
3892	case SPELL_EFFECT_SUMMON_DEAD_PET:
3893	{
3894	Creature *pet = m_caster->GetPet();
3895	if(!pet)
3896	return SPELL_FAILED_NO_PET;
3897
3898	if(pet->isAlive())
3899	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3900
3901	break;
3902	}
3903	// This is generic summon effect now and don't make this check for summon types similar
3904	// SPELL_EFFECT_SUMMON_CRITTER, SPELL_EFFECT_SUMMON_WILD or SPELL_EFFECT_SUMMON_GUARDIAN.
3905	// These won't show up in m_caster->GetPetGUID()
3906	case SPELL_EFFECT_SUMMON:
3907	{
3908	switch(m_spellInfo->EffectMiscValueB[i])
3909	{
3910	case SUMMON_TYPE_POSESSED:
3911	case SUMMON_TYPE_POSESSED2:
3912	case SUMMON_TYPE_DEMON:
3913	case SUMMON_TYPE_SUMMON:
3914	{
3915	if(m_caster->GetPetGUID())
3916	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3917
3918	if(m_caster->GetCharmGUID())
3919	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3920	break;
3921	}
3922	}
3923	break;
3924	}
3925	// Don't make this check for SPELL_EFFECT_SUMMON_CRITTER, SPELL_EFFECT_SUMMON_WILD or SPELL_EFFECT_SUMMON_GUARDIAN.
3926	// These won't show up in m_caster->GetPetGUID()
3927	case SPELL_EFFECT_SUMMON_POSSESSED:
3928	case SPELL_EFFECT_SUMMON_PHANTASM:
3929	case SPELL_EFFECT_SUMMON_DEMON:
3930	{
3931	if(m_caster->GetPetGUID())
3932	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3933
3934	if(m_caster->GetCharmGUID())
3935	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3936
3937	break;
3938	}
3939	case SPELL_EFFECT_SUMMON_PET:
3940	{
3941	if(m_caster->GetPetGUID()) //let warlock do a replacement summon
3942	{
3943
3944	Pet* pet = ((Player*)m_caster)->GetPet();
3945
3946	if (m_caster->GetTypeId()==TYPEID_PLAYER && m_caster->getClass()==CLASS_WARLOCK)
3947	{
3948	if (strict) //starting cast, trigger pet stun (cast by pet so it doesn't attack player)
3949	pet->CastSpell(pet, 32752, true, NULL, NULL, pet->GetGUID());
3950	}
3951	else
3952	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
3953	}
3954
3955	if(m_caster->GetCharmGUID())
3956	return SPELL_FAILED_ALREADY_HAVE_CHARM;
3957
3958	break;
3959	}
3960	case SPELL_EFFECT_SUMMON_PLAYER:
3961	{
3962	if(m_caster->GetTypeId()!=TYPEID_PLAYER)
3963	return SPELL_FAILED_BAD_TARGETS;
3964	if(!((Player*)m_caster)->GetSelection())
3965	return SPELL_FAILED_BAD_TARGETS;
3966
3967	Player* target = objmgr.GetPlayer(((Player*)m_caster)->GetSelection());
3968	if( !target \|\| ((Player)m_caster)==target \|\| !target->IsInSameRaidWith((Player)m_caster) )
3969	return SPELL_FAILED_BAD_TARGETS;
3970
3971	// check if our map is dungeon
3972	if( sMapStore.LookupEntry(m_caster->GetMapId())->IsDungeon() )
3973	{
3974	InstanceTemplate const* instance = ObjectMgr::GetInstanceTemplate(m_caster->GetMapId());
3975	if(!instance)
3976	return SPELL_FAILED_TARGET_NOT_IN_INSTANCE;
3977	if ( instance->levelMin > target->getLevel() )
3978	return SPELL_FAILED_LOWLEVEL;
3979	if ( instance->levelMax && instance->levelMax < target->getLevel() )
3980	return SPELL_FAILED_HIGHLEVEL;
3981	}
3982	break;
3983	}
3984	case SPELL_EFFECT_LEAP:
3985	case SPELL_EFFECT_TELEPORT_UNITS_FACE_CASTER:
3986	{
3987	float dis = GetSpellRadius(sSpellRadiusStore.LookupEntry(m_spellInfo->EffectRadiusIndex[i]));
3988	float fx = m_caster->GetPositionX() + dis * cos(m_caster->GetOrientation());
3989	float fy = m_caster->GetPositionY() + dis * sin(m_caster->GetOrientation());
3990	// teleport a bit above terrain level to avoid falling below it
3991	float fz = MapManager::Instance().GetBaseMap(m_caster->GetMapId())->GetHeight(fx,fy,m_caster->GetPositionZ(),true);
3992	if(fz <= INVALID_HEIGHT) // note: this also will prevent use effect in instances without vmaps height enabled
3993	return SPELL_FAILED_TRY_AGAIN;
3994
3995	float caster_pos_z = m_caster->GetPositionZ();
3996	// Control the caster to not climb or drop when +-fz > 8
3997	if(!(fz<=caster_pos_z+8 && fz>=caster_pos_z-8))
3998	return SPELL_FAILED_TRY_AGAIN;
3999
4000	// not allow use this effect at battleground until battleground start
4001	if(m_caster->GetTypeId()==TYPEID_PLAYER)
4002	if(BattleGround const bg = ((Player)m_caster)->GetBattleGround())
4003	if(bg->GetStatus() != STATUS_IN_PROGRESS)
4004	return SPELL_FAILED_TRY_AGAIN;
4005	break;
4006	}
4007	case SPELL_EFFECT_STEAL_BENEFICIAL_BUFF:
4008	{
4009	if (m_targets.getUnitTarget()==m_caster)
4010	return SPELL_FAILED_BAD_TARGETS;
4011	break;
4012	}
4013	default:break;
4014	}
4015	}
4016
4017	for (int i = 0; i < 3; i++)
4018	{
4019	switch(m_spellInfo->EffectApplyAuraName[i])
4020	{
4021	case SPELL_AURA_MOD_POSSESS:
4022	case SPELL_AURA_MOD_CHARM:
4023	{
4024	if(m_caster->GetPetGUID())
4025	return SPELL_FAILED_ALREADY_HAVE_SUMMON;
4026
4027	if(m_caster->GetCharmGUID())
4028	return SPELL_FAILED_ALREADY_HAVE_CHARM;
4029
4030	if(m_caster->GetCharmerGUID())
4031	return SPELL_FAILED_CHARMED;
4032
4033	if(!m_targets.getUnitTarget())
4034	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4035
4036	if(m_targets.getUnitTarget()->GetCharmerGUID())
4037	return SPELL_FAILED_CHARMED;
4038
4039	if(int32(m_targets.getUnitTarget()->getLevel()) > CalculateDamage(i,m_targets.getUnitTarget()))
4040	return SPELL_FAILED_HIGHLEVEL;
4041	};break;
4042	case SPELL_AURA_MOUNTED:
4043	{
4044	if (m_caster->IsInWater())
4045	return SPELL_FAILED_ONLY_ABOVEWATER;
4046
4047	if (m_caster->GetTypeId()==TYPEID_PLAYER && ((Player*)m_caster)->GetTransport())
4048	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
4049
4050	// Ignore map check if spell have AreaId. AreaId already checked and this prevent special mount spells
4051	if (m_caster->GetTypeId()==TYPEID_PLAYER && !sMapStore.LookupEntry(m_caster->GetMapId())->IsMountAllowed() && !m_IsTriggeredSpell && !m_spellInfo->AreaId)
4052	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
4053
4054	if (m_caster->GetAreaId()==35)
4055	return SPELL_FAILED_NO_MOUNTS_ALLOWED;
4056
4057	ShapeshiftForm form = m_caster->m_form;
4058	if( form == FORM_CAT \|\| form == FORM_TREE \|\| form == FORM_TRAVEL \|\|
4059	form == FORM_AQUA \|\| form == FORM_BEAR \|\| form == FORM_DIREBEAR \|\|
4060	form == FORM_CREATUREBEAR \|\| form == FORM_GHOSTWOLF \|\| form == FORM_FLIGHT \|\|
4061	form == FORM_FLIGHT_EPIC \|\| form == FORM_MOONKIN )
4062	return SPELL_FAILED_NOT_SHAPESHIFT;
4063
4064	break;
4065	}
4066	case SPELL_AURA_RANGED_ATTACK_POWER_ATTACKER_BONUS:
4067	{
4068	if(!m_targets.getUnitTarget())
4069	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4070
4071	// can be casted at non-friendly unit or own pet/charm
4072	if(m_caster->IsFriendlyTo(m_targets.getUnitTarget()))
4073	return SPELL_FAILED_TARGET_FRIENDLY;
4074	};break;
4075	case SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED:
4076	case SPELL_AURA_FLY:
4077	{
4078	// not allow cast fly spells at old maps by players (all spells is self target)
4079	if(m_caster->GetTypeId()==TYPEID_PLAYER)
4080	{
4081	if( !((Player*)m_caster)->isGameMaster() &&
4082	GetVirtualMapForMapAndZone(m_caster->GetMapId(),m_caster->GetZoneId()) != 530)
4083	return SPELL_FAILED_NOT_HERE;
4084	}
4085	};break;
4086	case SPELL_AURA_PERIODIC_MANA_LEECH:
4087	{
4088	if (!m_targets.getUnitTarget())
4089	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4090
4091	if (m_caster->GetTypeId()!=TYPEID_PLAYER \|\| m_CastItem)
4092	break;
4093
4094	if(m_targets.getUnitTarget()->getPowerType()!=POWER_MANA)
4095	return SPELL_FAILED_BAD_TARGETS;
4096	break;
4097	}
4098	default:break;
4099	}
4100	}
4101
4102	// all ok
4103	return 0;
4104	}
4105
4106	int16 Spell::PetCanCast(Unit* target)
4107	{
4108	if(!m_caster->isAlive())
4109	return SPELL_FAILED_CASTER_DEAD;
4110
4111	if(m_caster->IsNonMeleeSpellCasted(false)) //prevent spellcast interuption by another spellcast
4112	return SPELL_FAILED_SPELL_IN_PROGRESS;
4113	if(m_caster->isInCombat() && IsNonCombatSpell(m_spellInfo))
4114	return SPELL_FAILED_AFFECTING_COMBAT;
4115
4116	if(m_caster->GetTypeId()==TYPEID_UNIT && (((Creature*)m_caster)->isPet() \|\| m_caster->isCharmed()))
4117	{
4118	//dead owner (pets still alive when owners ressed?)
4119	if(m_caster->GetCharmerOrOwner() && !m_caster->GetCharmerOrOwner()->isAlive())
4120	return SPELL_FAILED_CASTER_DEAD;
4121
4122	if(!target && m_targets.getUnitTarget())
4123	target = m_targets.getUnitTarget();
4124
4125	bool need = false;
4126	for(uint32 i = 0;i<3;i++)
4127	{
4128	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)
4129	{
4130	need = true;
4131	if(!target)
4132	return SPELL_FAILED_BAD_IMPLICIT_TARGETS;
4133	break;
4134	}
4135	}
4136	if(need)
4137	m_targets.setUnitTarget(target);
4138
4139	Unit* _target = m_targets.getUnitTarget();
4140
4141	if(_target) //for target dead/target not valid
4142	{
4143	if(!_target->isAlive())
4144	return SPELL_FAILED_BAD_TARGETS;
4145
4146	if(IsPositiveSpell(m_spellInfo->Id))
4147	{
4148	if(m_caster->IsHostileTo(_target))
4149	return SPELL_FAILED_BAD_TARGETS;
4150	}
4151	else
4152	{
4153	bool duelvsplayertar = false;
4154	for(int j=0;j<3;j++)
4155	{
4156	//TARGET_DUELVSPLAYER is positive AND negative
4157	duelvsplayertar \|= (m_spellInfo->EffectImplicitTargetA[j] == TARGET_DUELVSPLAYER);
4158	}
4159	if(m_caster->IsFriendlyTo(target) && !duelvsplayertar)
4160	{
4161	return SPELL_FAILED_BAD_TARGETS;
4162	}
4163	}
4164	}
4165	//cooldown
4166	if(((Creature*)m_caster)->HasSpellCooldown(m_spellInfo->Id))
4167	return SPELL_FAILED_NOT_READY;
4168	}
4169
4170	uint16 result = CanCast(true);
4171	if(result != 0)
4172	return result;
4173	else
4174	return -1; //this allows to check spell fail 0, in combat
4175	}
4176
4177	uint8 Spell::CheckCasterAuras() const
4178	{
4179	// Flag drop spells totally immuned to caster auras
4180	// FIXME: find more nice check for all totally immuned spells
4181	// AttributesEx3 & 0x10000000?
4182	if(m_spellInfo->Id==23336 \|\| m_spellInfo->Id==23334 \|\| m_spellInfo->Id==34991)
4183	return 0;
4184
4185	uint8 school_immune = 0;
4186	uint32 mechanic_immune = 0;
4187	uint32 dispel_immune = 0;
4188
4189	//Check if the spell grants school or mechanic immunity.
4190	//We use bitmasks so the loop is done only once and not on every aura check below.
4191	if ( m_spellInfo->AttributesEx & SPELL_ATTR_EX_DISPEL_AURAS_ON_IMMUNITY )
4192	{
4193	for(int i = 0;i < 3; i ++)
4194	{
4195	if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_SCHOOL_IMMUNITY)
4196	school_immune \|= uint32(m_spellInfo->EffectMiscValue[i]);
4197	else if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_MECHANIC_IMMUNITY)
4198	mechanic_immune \|= 1 << uint32(m_spellInfo->EffectMiscValue[i]);
4199	else if(m_spellInfo->EffectApplyAuraName[i] == SPELL_AURA_DISPEL_IMMUNITY)
4200	dispel_immune \|= GetDispellMask(DispelType(m_spellInfo->EffectMiscValue[i]));
4201	}
4202	//immune movement impairement and loss of control
4203	if(m_spellInfo->Id==(uint32)42292)
4204	mechanic_immune = IMMUNE_TO_MOVEMENT_IMPAIRMENT_AND_LOSS_CONTROL_MASK;
4205	}
4206
4207	//Check whether the cast should be prevented by any state you might have.
4208	uint8 prevented_reason = 0;
4209	// Have to check if there is a stun aura. Otherwise will have problems with ghost aura apply while logging out
4210	if(!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED) && m_caster->HasAuraType(SPELL_AURA_MOD_STUN))
4211	prevented_reason = SPELL_FAILED_STUNNED;
4212	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_CONFUSED) && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
4213	prevented_reason = SPELL_FAILED_CONFUSED;
4214	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_FLEEING) && !(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
4215	prevented_reason = SPELL_FAILED_FLEEING;
4216	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_SILENCED) && m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_SILENCE)
4217	prevented_reason = SPELL_FAILED_SILENCED;
4218	else if(m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PACIFIED) && m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_PACIFY)
4219	prevented_reason = SPELL_FAILED_PACIFIED;
4220
4221	// Attr must make flag drop spell totally immuned from all effects
4222	if(prevented_reason)
4223	{
4224	if(school_immune \|\| mechanic_immune \|\| dispel_immune)
4225	{
4226	//Checking auras is needed now, because you are prevented by some state but the spell grants immunity.
4227	Unit::AuraMap const& auras = m_caster->GetAuras();
4228	for(Unit::AuraMap::const_iterator itr = auras.begin(); itr != auras.end(); itr++)
4229	{
4230	if(itr->second)
4231	{
4232	if( GetSpellMechanicMask(itr->second->GetSpellProto(), itr->second->GetEffIndex()) & mechanic_immune )
4233	continue;
4234	if( GetSpellSchoolMask(itr->second->GetSpellProto()) & school_immune )
4235	continue;
4236	if( (1<<(itr->second->GetSpellProto()->Dispel)) & dispel_immune)
4237	continue;
4238
4239	//Make a second check for spell failed so the right SPELL_FAILED message is returned.
4240	//That is needed when your casting is prevented by multiple states and you are only immune to some of them.
4241	switch(itr->second->GetModifier()->m_auraname)
4242	{
4243	case SPELL_AURA_MOD_STUN:
4244	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_STUNNED))
4245	return SPELL_FAILED_STUNNED;
4246	break;
4247	case SPELL_AURA_MOD_CONFUSE:
4248	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_CONFUSED))
4249	return SPELL_FAILED_CONFUSED;
4250	break;
4251	case SPELL_AURA_MOD_FEAR:
4252	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_USABLE_WHILE_FEARED))
4253	return SPELL_FAILED_FLEEING;
4254	break;
4255	case SPELL_AURA_MOD_SILENCE:
4256	case SPELL_AURA_MOD_PACIFY:
4257	case SPELL_AURA_MOD_PACIFY_SILENCE:
4258	if( m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_PACIFY)
4259	return SPELL_FAILED_PACIFIED;
4260	else if ( m_spellInfo->PreventionType==SPELL_PREVENTION_TYPE_SILENCE)
4261	return SPELL_FAILED_SILENCED;
4262	break;
4263	}
4264	}
4265	}
4266	}
4267	//You are prevented from casting and the spell casted does not grant immunity. Return a failed error.
4268	else
4269	return prevented_reason;
4270	}
4271	return 0; // all ok
4272	}
4273
4274	bool Spell::CanAutoCast(Unit* target)
4275	{
4276	uint64 targetguid = target->GetGUID();
4277
4278	for(uint32 j = 0;j<3;j++)
4279	{
4280	if(m_spellInfo->Effect[j] == SPELL_EFFECT_APPLY_AURA)
4281	{
4282	if( m_spellInfo->StackAmount <= 1)
4283	{
4284	if( target->HasAura(m_spellInfo->Id, j) )
4285	return false;
4286	}
4287	else
4288	{
4289	if( target->GetAuras().count(Unit::spellEffectPair(m_spellInfo->Id, j)) >= m_spellInfo->StackAmount)
4290	return false;
4291	}
4292	}
4293	else if ( IsAreaAuraEffect( m_spellInfo->Effect[j] ))
4294	{
4295	if( target->HasAura(m_spellInfo->Id, j) )
4296	return false;
4297	}
4298	}
4299
4300	int16 result = PetCanCast(target);
4301
4302	if(result == -1 \|\| result == SPELL_FAILED_UNIT_NOT_INFRONT)
4303	{
4304	FillTargetMap();
4305	//check if among target units, our WANTED target is as well (->only self cast spells return false)
4306	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
4307	if( ihit->targetGUID == targetguid )
4308	return true;
4309	}
4310	return false; //target invalid
4311	}
4312
4313	uint8 Spell::CheckRange(bool strict)
4314	{
4315	float range_mod;
4316
4317	// self cast doesn't need range checking -- also for Starshards fix
4318	if (m_spellInfo->rangeIndex == 1) return 0;
4319
4320	if (strict) //add radius of caster
4321	range_mod = 1.25;
4322	else //add radius of caster and ~5 yds "give"
4323	range_mod = 6.25;
4324
4325	SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(m_spellInfo->rangeIndex);
4326	float max_range = GetSpellMaxRange(srange) + range_mod;
4327	float min_range = GetSpellMinRange(srange);
4328
4329	if(Player* modOwner = m_caster->GetSpellModOwner())
4330	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_RANGE, max_range, this);
4331
4332	Unit *target = m_targets.getUnitTarget();
4333
4334	if(target && target != m_caster)
4335	{
4336	// distance from target center in checks
4337	float dist = m_caster->GetDistance(target->GetPositionX(),target->GetPositionY(),target->GetPositionZ());
4338	if(dist > max_range)
4339	return SPELL_FAILED_OUT_OF_RANGE; //0x5A;
4340	if(dist < min_range)
4341	return SPELL_FAILED_TOO_CLOSE;
4342	if( m_caster->GetTypeId() == TYPEID_PLAYER &&
4343	(m_spellInfo->FacingCasterFlags & SPELL_FACING_FLAG_INFRONT) && !m_caster->HasInArc( M_PI, target ) )
4344	return SPELL_FAILED_UNIT_NOT_INFRONT;
4345	}
4346
4347	if(m_targets.m_targetMask == TARGET_FLAG_DEST_LOCATION && m_targets.m_destX != 0 && m_targets.m_destY != 0 && m_targets.m_destZ != 0)
4348	{
4349	float dist = m_caster->GetDistance(m_targets.m_destX, m_targets.m_destY, m_targets.m_destZ);
4350	if(dist > max_range)
4351	return SPELL_FAILED_OUT_OF_RANGE;
4352	if(dist < min_range)
4353	return SPELL_FAILED_TOO_CLOSE;
4354	}
4355
4356	return 0; // ok
4357	}
4358
4359	int32 Spell::CalculatePowerCost()
4360	{
4361	// item cast not used power
4362	if(m_CastItem)
4363	return 0;
4364
4365	// Spell drain all exist power on cast (Only paladin lay of Hands)
4366	if (m_spellInfo->AttributesEx & SPELL_ATTR_EX_DRAIN_ALL_POWER)
4367	{
4368	// If power type - health drain all
4369	if (m_spellInfo->powerType == POWER_HEALTH)
4370	return m_caster->GetHealth();
4371	// Else drain all power
4372	if (m_spellInfo->powerType < MAX_POWERS)
4373	return m_caster->GetPower(Powers(m_spellInfo->powerType));
4374	sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", m_spellInfo->powerType, m_spellInfo->Id);
4375	return 0;
4376	}
4377
4378	// Base powerCost
4379	int32 powerCost = m_spellInfo->manaCost;
4380	// PCT cost from total amount
4381	if (m_spellInfo->ManaCostPercentage)
4382	{
4383	switch (m_spellInfo->powerType)
4384	{
4385	// health as power used
4386	case POWER_HEALTH:
4387	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetCreateHealth() / 100;
4388	break;
4389	case POWER_MANA:
4390	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetCreateMana() / 100;
4391	break;
4392	case POWER_RAGE:
4393	case POWER_FOCUS:
4394	case POWER_ENERGY:
4395	case POWER_HAPPINESS:
4396	// case POWER_RUNES:
4397	powerCost += m_spellInfo->ManaCostPercentage * m_caster->GetMaxPower(Powers(m_spellInfo->powerType)) / 100;
4398	break;
4399	default:
4400	sLog.outError("Spell::CalculateManaCost: Unknown power type '%d' in spell %d", m_spellInfo->powerType, m_spellInfo->Id);
4401	return 0;
4402	}
4403	}
4404	SpellSchools school = GetFirstSchoolInMask(m_spellSchoolMask);
4405	// Flat mod from caster auras by spell school
4406	powerCost += m_caster->GetInt32Value(UNIT_FIELD_POWER_COST_MODIFIER + school);
4407	// Shiv - costs 20 + weaponSpeed*10 energy (apply only to non-triggered spell with energy cost)
4408	if ( m_spellInfo->AttributesEx4 & SPELL_ATTR_EX4_SPELL_VS_EXTEND_COST )
4409	powerCost += m_caster->GetAttackTime(OFF_ATTACK)/100;
4410	// Apply cost mod by spell
4411	if(Player* modOwner = m_caster->GetSpellModOwner())
4412	modOwner->ApplySpellMod(m_spellInfo->Id, SPELLMOD_COST, powerCost, this);
4413
4414	if(m_spellInfo->Attributes & SPELL_ATTR_LEVEL_DAMAGE_CALCULATION)
4415	powerCost = int32(powerCost/ (1.117f* m_spellInfo->spellLevel / m_caster->getLevel() -0.1327f));
4416
4417	// PCT mod from user auras by school
4418	powerCost = int32(powerCost * (1.0f+m_caster->GetFloatValue(UNIT_FIELD_POWER_COST_MULTIPLIER+school)));
4419	if (powerCost < 0)
4420	powerCost = 0;
4421	return powerCost;
4422	}
4423
4424	uint8 Spell::CheckPower()
4425	{
4426	// item cast not used power
4427	if(m_CastItem)
4428	return 0;
4429
4430	// health as power used - need check health amount
4431	if(m_spellInfo->powerType == POWER_HEALTH)
4432	{
4433	if(m_caster->GetHealth() <= m_powerCost)
4434	return SPELL_FAILED_CASTER_AURASTATE;
4435	return 0;
4436	}
4437	// Check valid power type
4438	if( m_spellInfo->powerType >= MAX_POWERS )
4439	{
4440	sLog.outError("Spell::CheckMana: Unknown power type '%d'", m_spellInfo->powerType);
4441	return SPELL_FAILED_UNKNOWN;
4442	}
4443	// Check power amount
4444	Powers powerType = Powers(m_spellInfo->powerType);
4445	if(m_caster->GetPower(powerType) < m_powerCost)
4446	return SPELL_FAILED_NO_POWER;
4447	else
4448	return 0;
4449	}
4450
4451	uint8 Spell::CheckItems()
4452	{
4453	if (m_caster->GetTypeId() != TYPEID_PLAYER)
4454	return 0;
4455
4456	uint32 itemid, itemcount;
4457	Player* p_caster = (Player*)m_caster;
4458
4459	if(m_CastItem)
4460	{
4461	itemid = m_CastItem->GetEntry();
4462	if( !p_caster->HasItemCount(itemid,1) )
4463	return SPELL_FAILED_ITEM_NOT_READY;
4464	else
4465	{
4466	ItemPrototype const *proto = m_CastItem->GetProto();
4467	if(!proto)
4468	return SPELL_FAILED_ITEM_NOT_READY;
4469
4470	for (int i = 0; i<5; i++)
4471	{
4472	if (proto->Spells[i].SpellCharges)
4473	{
4474	if(m_CastItem->GetSpellCharges(i)==0)
4475	return SPELL_FAILED_NO_CHARGES_REMAIN;
4476	}
4477	}
4478
4479	uint32 ItemClass = proto->Class;
4480	if (ItemClass == ITEM_CLASS_CONSUMABLE && m_targets.getUnitTarget())
4481	{
4482	for (int i = 0; i < 3; i++)
4483	{
4484	// skip check, pet not required like checks, and for TARGET_PET m_targets.getUnitTarget() is not the real target but the caster
4485	if (m_spellInfo->EffectImplicitTargetA[i] == TARGET_PET)
4486	continue;
4487
4488	if (m_spellInfo->Effect[i] == SPELL_EFFECT_HEAL)
4489	if (m_targets.getUnitTarget()->GetHealth() == m_targets.getUnitTarget()->GetMaxHealth())
4490	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_HEALTH;
4491
4492	// Mana Potion, Rage Potion, Thistle Tea(Rogue), ...
4493	if (m_spellInfo->Effect[i] == SPELL_EFFECT_ENERGIZE)
4494	{
4495	if(m_spellInfo->EffectMiscValue[i] < 0 \|\| m_spellInfo->EffectMiscValue[i] >= MAX_POWERS)
4496	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_POWER;
4497
4498	Powers power = Powers(m_spellInfo->EffectMiscValue[i]);
4499
4500	if (m_targets.getUnitTarget()->GetPower(power) == m_targets.getUnitTarget()->GetMaxPower(power))
4501	return (uint8)SPELL_FAILED_ALREADY_AT_FULL_POWER;
4502	}
4503	}
4504	}
4505	}
4506	}
4507
4508	if(m_targets.getItemTargetGUID())
4509	{
4510	if(m_caster->GetTypeId() != TYPEID_PLAYER)
4511	return SPELL_FAILED_BAD_TARGETS;
4512
4513	if(!m_targets.getItemTarget())
4514	return SPELL_FAILED_ITEM_GONE;
4515
4516	if(!m_targets.getItemTarget()->IsFitToSpellRequirements(m_spellInfo))
4517	return SPELL_FAILED_EQUIPPED_ITEM_CLASS;
4518	}
4519	// if not item target then required item must be equipped
4520	else
4521	{
4522	if(m_caster->GetTypeId() == TYPEID_PLAYER && !((Player*)m_caster)->HasItemFitToSpellReqirements(m_spellInfo))
4523	return SPELL_FAILED_EQUIPPED_ITEM_CLASS;
4524	}
4525
4526	if(m_spellInfo->RequiresSpellFocus)
4527	{
4528	CellPair p(Trinity::ComputeCellPair(m_caster->GetPositionX(), m_caster->GetPositionY()));
4529	Cell cell(p);
4530	cell.data.Part.reserved = ALL_DISTRICT;
4531
4532	GameObject* ok = NULL;
4533	Trinity::GameObjectFocusCheck go_check(m_caster,m_spellInfo->RequiresSpellFocus);
4534	Trinity::GameObjectSearcher<Trinity::GameObjectFocusCheck> checker(ok,go_check);
4535
4536	TypeContainerVisitor<Trinity::GameObjectSearcher<Trinity::GameObjectFocusCheck>, GridTypeMapContainer > object_checker(checker);
4537	CellLock<GridReadGuard> cell_lock(cell, p);
4538	cell_lock->Visit(cell_lock, object_checker, *MapManager::Instance().GetMap(m_caster->GetMapId(), m_caster));
4539
4540	if(!ok)
4541	return (uint8)SPELL_FAILED_REQUIRES_SPELL_FOCUS;
4542
4543	focusObject = ok; // game object found in range
4544	}
4545
4546	if (!(m_spellInfo->AttributesEx5 & SPELL_ATTR_EX5_NO_REAGENT_WHILE_PREP &&
4547	m_caster->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PREPARATION)))
4548	{
4549	for(uint32 i=0;i<8;i++)
4550	{
4551	if(m_spellInfo->Reagent[i] <= 0)
4552	continue;
4553
4554	itemid = m_spellInfo->Reagent[i];
4555	itemcount = m_spellInfo->ReagentCount[i];
4556
4557	// if CastItem is also spell reagent
4558	if( m_CastItem && m_CastItem->GetEntry() == itemid )
4559	{
4560	ItemPrototype const *proto = m_CastItem->GetProto();
4561	if(!proto)
4562	return SPELL_FAILED_ITEM_NOT_READY;
4563	for(int s=0;s<5;s++)
4564	{
4565	// CastItem will be used up and does not count as reagent
4566	int32 charges = m_CastItem->GetSpellCharges(s);
4567	if (proto->Spells[s].SpellCharges < 0 && abs(charges) < 2)
4568	{
4569	++itemcount;
4570	break;
4571	}
4572	}
4573	}
4574	if( !p_caster->HasItemCount(itemid,itemcount) )
4575	return (uint8)SPELL_FAILED_ITEM_NOT_READY; //0x54
4576	}
4577	}
4578
4579	uint32 totems = 2;
4580	for(int i=0;i<2;++i)
4581	{
4582	if(m_spellInfo->Totem[i] != 0)
4583	{
4584	if( p_caster->HasItemCount(m_spellInfo->Totem[i],1) )
4585	{
4586	totems -= 1;
4587	continue;
4588	}
4589	}else
4590	totems -= 1;
4591	}
4592	if(totems != 0)
4593	return (uint8)SPELL_FAILED_TOTEMS; //0x7C
4594
4595	//Check items for TotemCategory
4596	uint32 TotemCategory = 2;
4597	for(int i=0;i<2;++i)
4598	{
4599	if(m_spellInfo->TotemCategory[i] != 0)
4600	{
4601	if( p_caster->HasItemTotemCategory(m_spellInfo->TotemCategory[i]) )
4602	{
4603	TotemCategory -= 1;
4604	continue;
4605	}
4606	}
4607	else
4608	TotemCategory -= 1;
4609	}
4610	if(TotemCategory != 0)
4611	return (uint8)SPELL_FAILED_TOTEM_CATEGORY; //0x7B
4612
4613	for(int i = 0; i < 3; i++)
4614	{
4615	switch (m_spellInfo->Effect[i])
4616	{
4617	case SPELL_EFFECT_CREATE_ITEM:
4618	{
4619	if (!m_IsTriggeredSpell && m_spellInfo->EffectItemType[i])
4620	{
4621	ItemPosCountVec dest;
4622	uint8 msg = p_caster->CanStoreNewItem(NULL_BAG, NULL_SLOT, dest, m_spellInfo->EffectItemType[i], 1 );
4623	if (msg != EQUIP_ERR_OK )
4624	{
4625	p_caster->SendEquipError( msg, NULL, NULL );
4626	return SPELL_FAILED_DONT_REPORT;
4627	}
4628	}
4629	break;
4630	}
4631	case SPELL_EFFECT_ENCHANT_ITEM:
4632	{
4633	Item* targetItem = m_targets.getItemTarget();
4634	if(!targetItem)
4635	return SPELL_FAILED_ITEM_NOT_FOUND;
4636
4637	if( targetItem->GetProto()->ItemLevel < m_spellInfo->baseLevel )
4638	return SPELL_FAILED_LOWLEVEL;
4639	// Not allow enchant in trade slot for some enchant type
4640	if( targetItem->GetOwner() != m_caster )
4641	{
4642	uint32 enchant_id = m_spellInfo->EffectMiscValue[i];
4643	SpellItemEnchantmentEntry const *pEnchant = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
4644	if(!pEnchant)
4645	return SPELL_FAILED_ERROR;
4646	if (pEnchant->slot & ENCHANTMENT_CAN_SOULBOUND)
4647	return SPELL_FAILED_NOT_TRADEABLE;
4648	}
4649	break;
4650	}
4651	case SPELL_EFFECT_ENCHANT_ITEM_TEMPORARY:
4652	{
4653	Item *item = m_targets.getItemTarget();
4654	if(!item)
4655	return SPELL_FAILED_ITEM_NOT_FOUND;
4656	// Not allow enchant in trade slot for some enchant type
4657	if( item->GetOwner() != m_caster )
4658	{
4659	uint32 enchant_id = m_spellInfo->EffectMiscValue[i];
4660	SpellItemEnchantmentEntry const *pEnchant = sSpellItemEnchantmentStore.LookupEntry(enchant_id);
4661	if(!pEnchant)
4662	return SPELL_FAILED_ERROR;
4663	if (pEnchant->slot & ENCHANTMENT_CAN_SOULBOUND)
4664	return SPELL_FAILED_NOT_TRADEABLE;
4665	}
4666	break;
4667	}
4668	case SPELL_EFFECT_ENCHANT_HELD_ITEM:
4669	// check item existence in effect code (not output errors at offhand hold item effect to main hand for example
4670	break;
4671	case SPELL_EFFECT_DISENCHANT:
4672	{
4673	if(!m_targets.getItemTarget())
4674	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4675
4676	// prevent disenchanting in trade slot
4677	if( m_targets.getItemTarget()->GetOwnerGUID() != m_caster->GetGUID() )
4678	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4679
4680	ItemPrototype const* itemProto = m_targets.getItemTarget()->GetProto();
4681	if(!itemProto)
4682	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4683
4684	uint32 item_quality = itemProto->Quality;
4685	// 2.0.x addon: Check player enchanting level agains the item desenchanting requirements
4686	uint32 item_disenchantskilllevel = itemProto->RequiredDisenchantSkill;
4687	if (item_disenchantskilllevel == uint32(-1))
4688	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4689	if (item_disenchantskilllevel > p_caster->GetSkillValue(SKILL_ENCHANTING))
4690	return SPELL_FAILED_LOW_CASTLEVEL;
4691	if(item_quality > 4 \|\| item_quality < 2)
4692	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4693	if(itemProto->Class != ITEM_CLASS_WEAPON && itemProto->Class != ITEM_CLASS_ARMOR)
4694	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4695	if (!itemProto->DisenchantID)
4696	return SPELL_FAILED_CANT_BE_DISENCHANTED;
4697	break;
4698	}
4699	case SPELL_EFFECT_PROSPECTING:
4700	{
4701	if(!m_targets.getItemTarget())
4702	return SPELL_FAILED_CANT_BE_PROSPECTED;
4703	//ensure item is a prospectable ore
4704	if(!(m_targets.getItemTarget()->GetProto()->BagFamily & BAG_FAMILY_MASK_MINING_SUPP) \|\| m_targets.getItemTarget()->GetProto()->Class != ITEM_CLASS_TRADE_GOODS)
4705	return SPELL_FAILED_CANT_BE_PROSPECTED;
4706	//prevent prospecting in trade slot
4707	if( m_targets.getItemTarget()->GetOwnerGUID() != m_caster->GetGUID() )
4708	return SPELL_FAILED_CANT_BE_PROSPECTED;
4709	//Check for enough skill in jewelcrafting
4710	uint32 item_prospectingskilllevel = m_targets.getItemTarget()->GetProto()->RequiredSkillRank;
4711	if(item_prospectingskilllevel >p_caster->GetSkillValue(SKILL_JEWELCRAFTING))
4712	return SPELL_FAILED_LOW_CASTLEVEL;
4713	//make sure the player has the required ores in inventory
4714	if(m_targets.getItemTarget()->GetCount() < 5)
4715	return SPELL_FAILED_PROSPECT_NEED_MORE;
4716
4717	if(!LootTemplates_Prospecting.HaveLootFor(m_targets.getItemTargetEntry()))
4718	return SPELL_FAILED_CANT_BE_PROSPECTED;
4719
4720	break;
4721	}
4722	case SPELL_EFFECT_WEAPON_DAMAGE:
4723	case SPELL_EFFECT_WEAPON_DAMAGE_NOSCHOOL:
4724	{
4725	if(m_caster->GetTypeId() != TYPEID_PLAYER) return SPELL_FAILED_TARGET_NOT_PLAYER;
4726	if( m_attackType != RANGED_ATTACK )
4727	break;
4728	Item pItem = ((Player)m_caster)->GetWeaponForAttack(m_attackType);
4729	if(!pItem \|\| pItem->IsBroken())
4730	return SPELL_FAILED_EQUIPPED_ITEM;
4731
4732	switch(pItem->GetProto()->SubClass)
4733	{
4734	case ITEM_SUBCLASS_WEAPON_THROWN:
4735	{
4736	uint32 ammo = pItem->GetEntry();
4737	if( !((Player*)m_caster)->HasItemCount( ammo, 1 ) )
4738	return SPELL_FAILED_NO_AMMO;
4739	}; break;
4740	case ITEM_SUBCLASS_WEAPON_GUN:
4741	case ITEM_SUBCLASS_WEAPON_BOW:
4742	case ITEM_SUBCLASS_WEAPON_CROSSBOW:
4743	{
4744	uint32 ammo = ((Player*)m_caster)->GetUInt32Value(PLAYER_AMMO_ID);
4745	if(!ammo)
4746	{
4747	// Requires No Ammo
4748	if(m_caster->GetDummyAura(46699))
4749	break; // skip other checks
4750
4751	return SPELL_FAILED_NO_AMMO;
4752	}
4753
4754	ItemPrototype const *ammoProto = objmgr.GetItemPrototype( ammo );
4755	if(!ammoProto)
4756	return SPELL_FAILED_NO_AMMO;
4757
4758	if(ammoProto->Class != ITEM_CLASS_PROJECTILE)
4759	return SPELL_FAILED_NO_AMMO;
4760
4761	// check ammo ws. weapon compatibility
4762	switch(pItem->GetProto()->SubClass)
4763	{
4764	case ITEM_SUBCLASS_WEAPON_BOW:
4765	case ITEM_SUBCLASS_WEAPON_CROSSBOW:
4766	if(ammoProto->SubClass!=ITEM_SUBCLASS_ARROW)
4767	return SPELL_FAILED_NO_AMMO;
4768	break;
4769	case ITEM_SUBCLASS_WEAPON_GUN:
4770	if(ammoProto->SubClass!=ITEM_SUBCLASS_BULLET)
4771	return SPELL_FAILED_NO_AMMO;
4772	break;
4773	default:
4774	return SPELL_FAILED_NO_AMMO;
4775	}
4776
4777	if( !((Player*)m_caster)->HasItemCount( ammo, 1 ) )
4778	return SPELL_FAILED_NO_AMMO;
4779	}; break;
4780	case ITEM_SUBCLASS_WEAPON_WAND:
4781	default:
4782	break;
4783	}
4784	break;
4785	}
4786	default:break;
4787	}
4788	}
4789
4790	return uint8(0);
4791	}
4792
4793	void Spell::Delayed()
4794	{
4795	if(!m_caster \|\| m_caster->GetTypeId() != TYPEID_PLAYER)
4796	return;
4797
4798	if (m_spellState == SPELL_STATE_DELAYED)
4799	return; // spell is active and can't be time-backed
4800
4801	// spells not loosing casting time ( slam, dynamites, bombs.. )
4802	if(!(m_spellInfo->InterruptFlags & SPELL_INTERRUPT_FLAG_DAMAGE))
4803	return;
4804
4805	//check resist chance
4806	int32 resistChance = 100; //must be initialized to 100 for percent modifiers
4807	((Player*)m_caster)->ApplySpellMod(m_spellInfo->Id,SPELLMOD_NOT_LOSE_CASTING_TIME,resistChance, this);
4808	resistChance += m_caster->GetTotalAuraModifier(SPELL_AURA_RESIST_PUSHBACK) - 100;
4809	if (roll_chance_i(resistChance))
4810	return;
4811
4812	int32 delaytime = GetNextDelayAtDamageMsTime();
4813
4814	if(int32(m_timer) + delaytime > m_casttime)
4815	{
4816	delaytime = m_casttime - m_timer;
4817	m_timer = m_casttime;
4818	}
4819	else
4820	m_timer += delaytime;
4821
4822	sLog.outDetail("Spell %u partially interrupted for (%d) ms at damage",m_spellInfo->Id,delaytime);
4823
4824	WorldPacket data(SMSG_SPELL_DELAYED, 8+4);
4825	data.append(m_caster->GetPackGUID());
4826	data << uint32(delaytime);
4827
4828	m_caster->SendMessageToSet(&data,true);
4829	}
4830
4831	void Spell::DelayedChannel()
4832	{
4833	if(!m_caster \|\| m_caster->GetTypeId() != TYPEID_PLAYER \|\| getState() != SPELL_STATE_CASTING)
4834	return;
4835
4836	//check resist chance
4837	int32 resistChance = 100; //must be initialized to 100 for percent modifiers
4838	((Player*)m_caster)->ApplySpellMod(m_spellInfo->Id,SPELLMOD_NOT_LOSE_CASTING_TIME,resistChance, this);
4839	resistChance += m_caster->GetTotalAuraModifier(SPELL_AURA_RESIST_PUSHBACK) - 100;
4840	if (roll_chance_i(resistChance))
4841	return;
4842
4843	int32 delaytime = GetNextDelayAtDamageMsTime();
4844
4845	if(int32(m_timer) < delaytime)
4846	{
4847	delaytime = m_timer;
4848	m_timer = 0;
4849	}
4850	else
4851	m_timer -= delaytime;
4852
4853	sLog.outDebug("Spell %u partially interrupted for %i ms, new duration: %u ms", m_spellInfo->Id, delaytime, m_timer);
4854
4855	for(std::list<TargetInfo>::iterator ihit= m_UniqueTargetInfo.begin();ihit != m_UniqueTargetInfo.end();++ihit)
4856	{
4857	if ((*ihit).missCondition == SPELL_MISS_NONE)
4858	{
4859	Unit* unit = m_caster->GetGUID()==ihit->targetGUID ? m_caster : ObjectAccessor::GetUnit(*m_caster, ihit->targetGUID);
4860	if (unit)
4861	{
4862	for (int j=0;j<3;j++)
4863	if( ihit->effectMask & (1<<j) )
4864	unit->DelayAura(m_spellInfo->Id, j, delaytime);
4865	}
4866
4867	}
4868	}
4869
4870	for(int j = 0; j < 3; j++)
4871	{
4872	// partially interrupt persistent area auras
4873	DynamicObject* dynObj = m_caster->GetDynObject(m_spellInfo->Id, j);
4874	if(dynObj)
4875	dynObj->Delay(delaytime);
4876	}
4877
4878	SendChannelUpdate(m_timer);
4879	}
4880
4881	void Spell::UpdatePointers()
4882	{
4883	if(m_originalCasterGUID==m_caster->GetGUID())
4884	m_originalCaster = m_caster;
4885	else
4886	{
4887	m_originalCaster = ObjectAccessor::GetUnit(*m_caster,m_originalCasterGUID);
4888	if(m_originalCaster && !m_originalCaster->IsInWorld()) m_originalCaster = NULL;
4889	}
4890
4891	m_targets.Update(m_caster);
4892	}
4893
4894	bool Spell::IsAffectedBy(SpellEntry const *spellInfo, uint32 effectId)
4895	{
4896	return spellmgr.IsAffectedBySpell(m_spellInfo,spellInfo->Id,effectId,spellInfo->EffectItemType[effectId]);
4897	}
4898
4899	bool Spell::CheckTargetCreatureType(Unit* target) const
4900	{
4901	uint32 spellCreatureTargetMask = m_spellInfo->TargetCreatureType;
4902
4903	// Curse of Doom : not find another way to fix spell target check :/
4904	if(m_spellInfo->SpellFamilyName==SPELLFAMILY_WARLOCK && m_spellInfo->SpellFamilyFlags == 0x0200000000LL)
4905	{
4906	// not allow cast at player
4907	if(target->GetTypeId()==TYPEID_PLAYER)
4908	return false;
4909
4910	spellCreatureTargetMask = 0x7FF;
4911	}
4912
4913	// Dismiss Pet and Taming Lesson skipped
4914	if(m_spellInfo->Id == 2641 \|\| m_spellInfo->Id == 23356)
4915	spellCreatureTargetMask = 0;
4916
4917	if (spellCreatureTargetMask)
4918	{
4919	uint32 TargetCreatureType = target->GetCreatureTypeMask();
4920
4921	return !TargetCreatureType \|\| (spellCreatureTargetMask & TargetCreatureType);
4922	}
4923	return true;
4924	}
4925
4926	CurrentSpellTypes Spell::GetCurrentContainer()
4927	{
4928	if (IsNextMeleeSwingSpell())
4929	return(CURRENT_MELEE_SPELL);
4930	else if (IsAutoRepeat())
4931	return(CURRENT_AUTOREPEAT_SPELL);
4932	else if (IsChanneledSpell(m_spellInfo))
4933	return(CURRENT_CHANNELED_SPELL);
4934	else
4935	return(CURRENT_GENERIC_SPELL);
4936	}
4937
4938	bool Spell::CheckTarget( Unit* target, uint32 eff, bool hitPhase )
4939	{
4940	// Check targets for creature type mask and remove not appropriate (skip explicit self target case, maybe need other explicit targets)
4941	if(m_spellInfo->EffectImplicitTargetA[eff]!=TARGET_SELF && !m_magnetPair.first)
4942	{
4943	if (!CheckTargetCreatureType(target))
4944	return false;
4945	}
4946
4947	// Check targets for not_selectable unit flag and remove
4948	// A player can cast spells on his pet (or other controlled unit) though in any state
4949	if (target != m_caster && target->GetCharmerOrOwnerGUID() != m_caster->GetGUID())
4950	{
4951	// any unattackable target skipped
4952	if (target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NON_ATTACKABLE))
4953	return false;
4954
4955	// unselectable targets skipped in all cases except TARGET_SCRIPT targeting
4956	// in case TARGET_SCRIPT target selected by server always and can't be cheated
4957	if( target->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_NOT_SELECTABLE) &&
4958	m_spellInfo->EffectImplicitTargetA[eff] != TARGET_SCRIPT &&
4959	m_spellInfo->EffectImplicitTargetB[eff] != TARGET_SCRIPT )
4960	return false;
4961	}
4962
4963	//Check player targets and remove if in GM mode or GM invisibility (for not self casting case)
4964	if( target != m_caster && target->GetTypeId()==TYPEID_PLAYER)
4965	{
4966	if(((Player*)target)->GetVisibility()==VISIBILITY_OFF)
4967	return false;
4968
4969	if(((Player*)target)->isGameMaster() && !IsPositiveSpell(m_spellInfo->Id))
4970	return false;
4971	}
4972
4973	//Check targets for LOS visibility (except spells without range limitations )
4974	switch(m_spellInfo->Effect[eff])
4975	{
4976	case SPELL_EFFECT_SUMMON_PLAYER: // from anywhere
4977	break;
4978	case SPELL_EFFECT_DUMMY:
4979	if(m_spellInfo->Id!=20577) // Cannibalize
4980	break;
4981	//fall through
4982	case SPELL_EFFECT_RESURRECT_NEW:
4983	// player far away, maybe his corpse near?
4984	if(target!=m_caster && !target->IsWithinLOSInMap(m_caster))
4985	{
4986	if(!m_targets.getCorpseTargetGUID())
4987	return false;
4988
4989	Corpse corpse = ObjectAccessor::GetCorpse(m_caster,m_targets.getCorpseTargetGUID());
4990	if(!corpse)
4991	return false;
4992
4993	if(target->GetGUID()!=corpse->GetOwnerGUID())
4994	return false;
4995
4996	if(!corpse->IsWithinLOSInMap(m_caster))
4997	return false;
4998	}
4999
5000	// all ok by some way or another, skip normal check
5001	break;
5002	default: // normal case
5003	if(target!=m_caster && !target->IsWithinLOSInMap(m_caster))
5004	return false;
5005	break;
5006	}
5007
5008	return true;
5009	}
5010
5011	Unit* Spell::SelectMagnetTarget()
5012	{
5013	Unit* target = m_targets.getUnitTarget();
5014
5015	if(target && target->HasAuraType(SPELL_AURA_SPELL_MAGNET) && !(m_spellInfo->Attributes & 0x10))
5016	{
5017	Unit::AuraList const& magnetAuras = target->GetAurasByType(SPELL_AURA_SPELL_MAGNET);
5018	for(Unit::AuraList::const_iterator itr = magnetAuras.begin(); itr != magnetAuras.end(); ++itr)
5019	{
5020	if(Unit* magnet = (*itr)->GetCaster())
5021	{
5022	if((*itr)->m_procCharges>0 && magnet->IsWithinLOSInMap(m_caster))
5023	{
5024	(itr)->SetAuraProcCharges((itr)->m_procCharges-1);
5025	m_magnetPair.first = true;
5026	m_magnetPair.second = magnet;
5027
5028	target = magnet;
5029	m_targets.setUnitTarget(target);
5030	break;
5031	}
5032	}
5033	}
5034	}
5035
5036	return target;
5037	}
5038
5039	bool Spell::IsNeedSendToClient() const
5040	{
5041	return m_spellInfo->SpellVisual!=0 \|\| IsChanneledSpell(m_spellInfo) \|\|
5042	m_spellInfo->speed > 0.0f \|\| !m_triggeredByAuraSpell && !m_IsTriggeredSpell;
5043	}
5044
5045	bool Spell::HaveTargetsForEffect( uint8 effect ) const
5046	{
5047	for(std::list<TargetInfo>::const_iterator itr= m_UniqueTargetInfo.begin();itr != m_UniqueTargetInfo.end();++itr)
5048	if(itr->effectMask & (1<<effect))
5049	return true;
5050
5051	for(std::list<GOTargetInfo>::const_iterator itr= m_UniqueGOTargetInfo.begin();itr != m_UniqueGOTargetInfo.end();++itr)
5052	if(itr->effectMask & (1<<effect))
5053	return true;
5054
5055	for(std::list<ItemTargetInfo>::const_iterator itr= m_UniqueItemInfo.begin();itr != m_UniqueItemInfo.end();++itr)
5056	if(itr->effectMask & (1<<effect))
5057	return true;
5058
5059	return false;
5060	}
5061
5062	SpellEvent::SpellEvent(Spell* spell) : BasicEvent()
5063	{
5064	m_Spell = spell;
5065	}
5066
5067	SpellEvent::~SpellEvent()
5068	{
5069	if (m_Spell->getState() != SPELL_STATE_FINISHED)
5070	m_Spell->cancel();
5071
5072	if (m_Spell->IsDeletable())
5073	{
5074	delete m_Spell;
5075	}
5076	else
5077	{
5078	sLog.outError("~SpellEvent: %s %u tried to delete non-deletable spell %u. Was not deleted, causes memory leak.",
5079	(m_Spell->GetCaster()->GetTypeId()==TYPEID_PLAYER?"Player":"Creature"), m_Spell->GetCaster()->GetGUIDLow(),m_Spell->m_spellInfo->Id);
5080	}
5081	}
5082
5083	bool SpellEvent::Execute(uint64 e_time, uint32 p_time)
5084	{
5085	// update spell if it is not finished
5086	if (m_Spell->getState() != SPELL_STATE_FINISHED)
5087	m_Spell->update(p_time);
5088
5089	// check spell state to process
5090	switch (m_Spell->getState())
5091	{
5092	case SPELL_STATE_FINISHED:
5093	{
5094	// spell was finished, check deletable state
5095	if (m_Spell->IsDeletable())
5096	{
5097	// check, if we do have unfinished triggered spells
5098
5099	return(true); // spell is deletable, finish event
5100	}
5101	// event will be re-added automatically at the end of routine)
5102	} break;
5103
5104	case SPELL_STATE_CASTING:
5105	{
5106	// this spell is in channeled state, process it on the next update
5107	// event will be re-added automatically at the end of routine)
5108	} break;
5109
5110	case SPELL_STATE_DELAYED:
5111	{
5112	// first, check, if we have just started
5113	if (m_Spell->GetDelayStart() != 0)
5114	{
5115	// no, we aren't, do the typical update
5116	// check, if we have channeled spell on our hands
5117	if (IsChanneledSpell(m_Spell->m_spellInfo))
5118	{
5119	// evented channeled spell is processed separately, casted once after delay, and not destroyed till finish
5120	// check, if we have casting anything else except this channeled spell and autorepeat
5121	if (m_Spell->GetCaster()->IsNonMeleeSpellCasted(false, true, true))
5122	{
5123	// another non-melee non-delayed spell is casted now, abort
5124	m_Spell->cancel();
5125	}
5126	else
5127	{
5128	// do the action (pass spell to channeling state)
5129	m_Spell->handle_immediate();
5130	}
5131	// event will be re-added automatically at the end of routine)
5132	}
5133	else
5134	{
5135	// run the spell handler and think about what we can do next
5136	uint64 t_offset = e_time - m_Spell->GetDelayStart();
5137	uint64 n_offset = m_Spell->handle_delayed(t_offset);
5138	if (n_offset)
5139	{
5140	// re-add us to the queue
5141	m_Spell->GetCaster()->m_Events.AddEvent(this, m_Spell->GetDelayStart() + n_offset, false);
5142	return(false); // event not complete
5143	}
5144	// event complete
5145	// finish update event will be re-added automatically at the end of routine)
5146	}
5147	}
5148	else
5149	{
5150	// delaying had just started, record the moment
5151	m_Spell->SetDelayStart(e_time);
5152	// re-plan the event for the delay moment
5153	m_Spell->GetCaster()->m_Events.AddEvent(this, e_time + m_Spell->GetDelayMoment(), false);
5154	return(false); // event not complete
5155	}
5156	} break;
5157
5158	default:
5159	{
5160	// all other states
5161	// event will be re-added automatically at the end of routine)
5162	} break;
5163	}
5164
5165	// spell processing not complete, plan event on the next update interval
5166	m_Spell->GetCaster()->m_Events.AddEvent(this, e_time + 1, false);
5167	return(false); // event not complete
5168	}
5169
5170	void SpellEvent::Abort(uint64 /e_time/)
5171	{
5172	// oops, the spell we try to do is aborted
5173	if (m_Spell->getState() != SPELL_STATE_FINISHED)
5174	m_Spell->cancel();
5175	}

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root/trunk/src/game/Spell.cpp @ 53

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