public override bool OnUse(Player player, Item item, SpellCastTargets targets, ObjectGuid castId)
{
if (targets.GetUnitTarget() && targets.GetUnitTarget().IsTypeId(TypeId.Unit) &&
targets.GetUnitTarget().GetEntry() == 20748 && !targets.GetUnitTarget().HasAura(32578))
{
return(false);
}
player.SendEquipError(InventoryResult.ClientLockedOut, item, null);
return(true);
}
void HandleCastSpell(CastSpell cast)
{
// ignore for remote control state (for player case)
Unit mover = GetPlayer().m_unitMovedByMe;
if (mover != GetPlayer() && mover.IsTypeId(TypeId.Player))
{
return;
}
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(cast.Cast.SpellID);
if (spellInfo == null)
{
Log.outError(LogFilter.Network, "WORLD: unknown spell id {0}", cast.Cast.SpellID);
return;
}
if (spellInfo.IsPassive())
{
return;
}
Unit caster = mover;
if (caster.IsTypeId(TypeId.Unit) && !caster.ToCreature().HasSpell(spellInfo.Id))
{
// If the vehicle creature does not have the spell but it allows the passenger to cast own spells
// change caster to player and let him cast
if (!GetPlayer().IsOnVehicle(caster) || spellInfo.CheckVehicle(GetPlayer()) != SpellCastResult.SpellCastOk)
{
return;
}
caster = GetPlayer();
}
// check known spell or raid marker spell (which not requires player to know it)
if (caster.IsTypeId(TypeId.Player) && !caster.ToPlayer().HasActiveSpell(spellInfo.Id) && !spellInfo.HasEffect(SpellEffectName.ChangeRaidMarker) && !spellInfo.HasAttribute(SpellAttr8.RaidMarker))
{
return;
}
// Check possible spell cast overrides
spellInfo = caster.GetCastSpellInfo(spellInfo);
// Client is resending autoshot cast opcode when other spell is casted during shoot rotation
// Skip it to prevent "interrupt" message
if (spellInfo.IsAutoRepeatRangedSpell() && GetPlayer().GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null &&
GetPlayer().GetCurrentSpell(CurrentSpellTypes.AutoRepeat).m_spellInfo == spellInfo)
{
return;
}
// can't use our own spells when we're in possession of another unit,
if (GetPlayer().isPossessing())
{
return;
}
// client provided targets
SpellCastTargets targets = new SpellCastTargets(caster, cast.Cast);
// auto-selection buff level base at target level (in spellInfo)
if (targets.GetUnitTarget() != null)
{
SpellInfo actualSpellInfo = spellInfo.GetAuraRankForLevel(targets.GetUnitTarget().GetLevelForTarget(caster));
// if rank not found then function return NULL but in explicit cast case original spell can be casted and later failed with appropriate error message
if (actualSpellInfo != null)
{
spellInfo = actualSpellInfo;
}
}
if (cast.Cast.MoveUpdate.HasValue)
{
HandleMovementOpcode(ClientOpcodes.MoveStop, cast.Cast.MoveUpdate.Value);
}
Spell spell = new Spell(caster, spellInfo, TriggerCastFlags.None, ObjectGuid.Empty, false);
SpellPrepare spellPrepare = new SpellPrepare();
spellPrepare.ClientCastID = cast.Cast.CastID;
spellPrepare.ServerCastID = spell.m_castId;
SendPacket(spellPrepare);
spell.m_fromClient = true;
spell.m_misc.Data0 = cast.Cast.Misc[0];
spell.m_misc.Data1 = cast.Cast.Misc[1];
spell.prepare(targets);
}