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体验新版 GitCode,发现更多精彩内容 >>
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dd16a102
编写于
5月 13, 2014
作者:
A
Aaron Patterson
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差异文件
Merge pull request #15099 from eileencodes/refactor_delete_records_method
Refactor delete_records method
上级
522110af
34db2b7c
变更
3
显示空白变更内容
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并排
Showing
3 changed file
with
20 addition
and
16 deletion
+20
-16
activerecord/lib/active_record/associations/collection_association.rb
.../lib/active_record/associations/collection_association.rb
+1
-1
activerecord/lib/active_record/associations/has_many_association.rb
...rd/lib/active_record/associations/has_many_association.rb
+15
-11
activerecord/lib/active_record/associations/has_many_through_association.rb
...ctive_record/associations/has_many_through_association.rb
+4
-4
未找到文件。
activerecord/lib/active_record/associations/collection_association.rb
浏览文件 @
dd16a102
...
...
@@ -194,7 +194,7 @@ def delete_all(dependent = nil)
options
[
:dependent
]
end
delete_
records
(
:all
,
dependent
).
tap
do
delete_
or_nullify_all_records
(
dependent
).
tap
do
reset
loaded!
end
...
...
activerecord/lib/active_record/associations/has_many_association.rb
浏览文件 @
dd16a102
...
...
@@ -105,23 +105,27 @@ def inverse_updates_counter_cache?(reflection = reflection())
}
end
def
delete_count
(
method
,
scope
)
if
method
==
:delete_all
scope
.
delete_all
else
scope
.
update_all
(
reflection
.
foreign_key
=>
nil
)
end
end
def
delete_or_nullify_all_records
(
method
)
count
=
delete_count
(
method
,
self
.
scope
)
update_counter
(
-
count
)
end
# Deletes the records according to the <tt>:dependent</tt> option.
def
delete_records
(
records
,
method
)
if
method
==
:destroy
records
.
each
(
&
:destroy!
)
update_counter
(
-
records
.
length
)
unless
inverse_updates_counter_cache?
else
if
records
==
:all
||
!
reflection
.
klass
.
primary_key
scope
=
self
.
scope
else
scope
=
self
.
scope
.
where
(
reflection
.
klass
.
primary_key
=>
records
)
end
if
method
==
:delete_all
update_counter
(
-
scope
.
delete_all
)
else
update_counter
(
-
scope
.
update_all
(
reflection
.
foreign_key
=>
nil
))
end
update_counter
(
-
delete_count
(
method
,
scope
))
end
end
...
...
activerecord/lib/active_record/associations/has_many_through_association.rb
浏览文件 @
dd16a102
...
...
@@ -130,13 +130,13 @@ def update_through_counter?(method)
end
end
def
delete_or_nullify_all_records
(
method
)
delete_records
(
load_target
,
method
)
end
def
delete_records
(
records
,
method
)
ensure_not_nested
# This is unoptimised; it will load all the target records
# even when we just want to delete everything.
records
=
load_target
if
records
==
:all
scope
=
through_association
.
scope
scope
.
where!
construct_join_attributes
(
*
records
)
...
...
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