def remove_colliding_effects(self, aura):
# Special case with SpellEffect mounting and mounting by aura
if aura.spell_effect.aura_type == AuraTypes.SPELL_AURA_MOUNTED and \
aura.target.unit_flags & UnitFlags.UNIT_MASK_MOUNTED and not \
self.get_auras_by_type(AuraTypes.SPELL_AURA_MOUNTED):
AuraEffectHandler.handle_mounted(
aura, aura.target, remove=True) # Remove mount effect
# If a mount aura would be applied but we dismount the unit, don't apply the new mount aura.
return False
aura_spell_template = aura.source_spell.spell_entry
new_aura_name = aura_spell_template.Name_enUS
new_aura_rank = DbcDatabaseManager.SpellHolder.spell_get_rank_by_spell(
aura_spell_template)
aura_effect_index = aura.spell_effect.effect_index
caster_guid = aura.caster.guid
for applied_aura in list(self.active_auras.values()):
applied_spell_entry = applied_aura.source_spell.spell_entry
applied_aura_name = applied_spell_entry.Name_enUS
applied_aura_rank = DbcDatabaseManager.SpellHolder.spell_get_rank_by_spell(
applied_spell_entry)
# TODO Same effects but different spells (exclusivity groups)?
# Note: This method ignores the case of a weaker spell being applied, as that is handled in can_apply_aura.
is_similar_and_weaker = applied_aura.spell_effect.effect_index == aura_effect_index and \
applied_aura_name == new_aura_name and applied_aura_rank < new_aura_rank
are_exclusive_by_source = ExtendedSpellData.AuraSourceRestrictions.are_colliding_auras(
aura.spell_id,
applied_aura.spell_id) # Paladin seals, warlock curses
# Source doesn't matter for unique auras.
is_unique = applied_aura.source_spell.spell_entry.AttributesEx & SpellAttributesEx.SPELL_ATTR_EX_AURA_UNIQUE or not aura.harmful # Buffs are unique.
is_stacking = applied_aura.can_stack
is_same_but_different_aura_index = aura.spell_id == applied_aura.spell_id and aura.spell_effect.effect_index != applied_aura.spell_effect.effect_index
casters_are_same = applied_aura.caster.guid == caster_guid
if is_similar_and_weaker and (is_unique or casters_are_same and not is_stacking) or \
are_exclusive_by_source and casters_are_same and not is_same_but_different_aura_index:
self.remove_aura(applied_aura)
continue
if applied_aura.spell_effect.aura_type == AuraTypes.SPELL_AURA_MOD_SHAPESHIFT and \
aura.spell_effect.aura_type == AuraTypes.SPELL_AURA_MOD_SHAPESHIFT:
self.remove_aura(
applied_aura) # Player can only be in one shapeshift form.
continue
return True
def remove_colliding_effects(self, aura):
# Special case with SpellEffect mounting and mounting by aura
if aura.spell_effect.aura_type == AuraTypes.SPELL_AURA_MOUNTED and \
aura.target.unit_flags & UnitFlags.UNIT_MASK_MOUNTED and not \
self.get_auras_by_type(AuraTypes.SPELL_AURA_MOUNTED):
AuraEffectHandler.handle_mounted(aura, True) # Remove mount effect
aura_spell_template = aura.source_spell.spell_entry
aura_effect_index = aura.spell_effect.effect_index
caster_guid = aura.caster.guid
for applied_aura in list(self.active_auras.values()):
if applied_aura.caster.guid != caster_guid or \
applied_aura.spell_effect.effect_index != aura_effect_index or \
applied_aura.source_spell.spell_entry != aura_spell_template:
continue
self.remove_aura(
applied_aura) # Remove identical auras the caster has applied
def remove_colliding_effects(self, aura):
# Special case with SpellEffect mounting and mounting by aura
if aura.spell_effect.aura_type == AuraTypes.SPELL_AURA_MOUNTED and \
aura.target.unit_flags & UnitFlags.UNIT_MASK_MOUNTED and not \
self.get_auras_by_type(AuraTypes.SPELL_AURA_MOUNTED):
AuraEffectHandler.handle_mounted(
aura, aura.target, remove=True) # Remove mount effect
aura_spell_template = aura.source_spell.spell_entry
aura_effect_index = aura.spell_effect.effect_index
caster_guid = aura.caster.guid
for applied_aura in list(self.active_auras.values()):
# TODO is_similar does not match different spell ranks
is_similar = applied_aura.source_spell.spell_entry == aura_spell_template and \
applied_aura.spell_effect.effect_index == aura_effect_index # Spell and effect are the same
are_exclusive_by_source = ExtendedSpellData.AuraSourceRestrictions.are_colliding_auras(
aura.spell_id,
applied_aura.spell_id) # Paladin seals, warlock curses
# Source doesn't matter for unique auras
is_unique = applied_aura.source_spell.spell_entry.AttributesEx & SpellAttributesEx.SPELL_ATTR_EX_AURA_UNIQUE or not aura.harmful # Buffs are unique.
is_stacking = applied_aura.can_stack
casters_are_same = applied_aura.caster.guid == caster_guid
if is_similar and (is_unique or casters_are_same and not is_stacking) or \
are_exclusive_by_source and casters_are_same:
self.remove_aura(applied_aura)
continue
if applied_aura.spell_effect.aura_type == AuraTypes.SPELL_AURA_MOD_SHAPESHIFT and \
aura.spell_effect.aura_type == AuraTypes.SPELL_AURA_MOD_SHAPESHIFT:
self.remove_aura(
applied_aura) # Player can only be in one shapeshift form
continue