Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
张重言
rails
提交
0b61e3f8
R
rails
项目概览
张重言
/
rails
通知
1
Star
0
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
R
rails
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
提交
0b61e3f8
编写于
12月 28, 2011
作者:
A
Aaron Patterson
浏览文件
操作
浏览文件
下载
差异文件
Merge pull request #4222 from amatsuda/ar_predicate_builder_refactor
refactor AR::PredicateBuilder.build_from_hash
上级
2fb5d0a3
612d671e
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
37 addition
and
35 deletion
+37
-35
activerecord/lib/active_record/relation/predicate_builder.rb
activerecord/lib/active_record/relation/predicate_builder.rb
+37
-35
未找到文件。
activerecord/lib/active_record/relation/predicate_builder.rb
浏览文件 @
0b61e3f8
...
...
@@ -15,47 +15,49 @@ def self.build_from_hash(engine, attributes, default_table)
table
=
Arel
::
Table
.
new
(
table_name
,
engine
)
end
attribute
=
table
[
column
.
to_sym
]
case
value
when
ActiveRecord
::
Relation
value
=
value
.
select
(
value
.
klass
.
arel_table
[
value
.
klass
.
primary_key
])
if
value
.
select_values
.
empty?
attribute
.
in
(
value
.
arel
.
ast
)
when
Array
,
ActiveRecord
::
Associations
::
CollectionProxy
values
=
value
.
to_a
.
map
{
|
x
|
x
.
is_a?
(
ActiveRecord
::
Model
)
?
x
.
id
:
x
}
ranges
,
values
=
values
.
partition
{
|
v
|
v
.
is_a?
(
Range
)
||
v
.
is_a?
(
Arel
::
Relation
)}
array_predicates
=
ranges
.
map
{
|
range
|
attribute
.
in
(
range
)}
build
(
table
[
column
.
to_sym
],
value
)
end
end
predicates
.
flatten
end
if
values
.
include?
(
nil
)
values
=
values
.
compact
case
values
.
length
when
0
array_predicates
<<
attribute
.
eq
(
nil
)
when
1
array_predicates
<<
attribute
.
eq
(
values
.
first
).
or
(
attribute
.
eq
(
nil
))
else
array_predicates
<<
attribute
.
in
(
values
).
or
(
attribute
.
eq
(
nil
))
end
private
def
self
.
build
(
attribute
,
value
)
case
value
when
ActiveRecord
::
Relation
value
=
value
.
select
(
value
.
klass
.
arel_table
[
value
.
klass
.
primary_key
])
if
value
.
select_values
.
empty?
attribute
.
in
(
value
.
arel
.
ast
)
when
Array
,
ActiveRecord
::
Associations
::
CollectionProxy
values
=
value
.
to_a
.
map
{
|
x
|
x
.
is_a?
(
ActiveRecord
::
Model
)
?
x
.
id
:
x
}
ranges
,
values
=
values
.
partition
{
|
v
|
v
.
is_a?
(
Range
)
||
v
.
is_a?
(
Arel
::
Relation
)}
array_predicates
=
ranges
.
map
{
|
range
|
attribute
.
in
(
range
)}
if
values
.
include?
(
nil
)
values
=
values
.
compact
case
values
.
length
when
0
array_predicates
<<
attribute
.
eq
(
nil
)
when
1
array_predicates
<<
attribute
.
eq
(
values
.
first
).
or
(
attribute
.
eq
(
nil
))
else
array_predicates
<<
attribute
.
in
(
values
)
array_predicates
<<
attribute
.
in
(
values
)
.
or
(
attribute
.
eq
(
nil
))
end
array_predicates
.
inject
{
|
composite
,
predicate
|
composite
.
or
(
predicate
)}
when
Range
,
Arel
::
Relation
attribute
.
in
(
value
)
when
ActiveRecord
::
Model
attribute
.
eq
(
value
.
id
)
when
Class
# FIXME: I think we need to deprecate this behavior
attribute
.
eq
(
value
.
name
)
else
a
ttribute
.
eq
(
value
)
a
rray_predicates
<<
attribute
.
in
(
values
)
end
array_predicates
.
inject
{
|
composite
,
predicate
|
composite
.
or
(
predicate
)}
when
Range
,
Arel
::
Relation
attribute
.
in
(
value
)
when
ActiveRecord
::
Model
attribute
.
eq
(
value
.
id
)
when
Class
# FIXME: I think we need to deprecate this behavior
attribute
.
eq
(
value
.
name
)
else
attribute
.
eq
(
value
)
end
end
predicates
.
flatten
end
end
end
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录