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authorRick Olson <technoweenie@gmail.com>2006-03-19 19:32:07 +0000
committerRick Olson <technoweenie@gmail.com>2006-03-19 19:32:07 +0000
commit9a72cd22cf427754a30af409c4651da2017296a8 (patch)
tree1f616bb17910fdc6a0c530e1bac2ee48db3f6b65 /activerecord/lib
parent48e7edc31b873c343d3e696fc02af354a74f0683 (diff)
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Don't classify the has_one class when eager loading, it is already singular. Add tests. (closes #4117) [jonathan@bluewire.net.nz]
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3983 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activerecord/lib')
-rwxr-xr-xactiverecord/lib/active_record/associations.rb33
1 files changed, 18 insertions, 15 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb
index 14a3eeb1eb..6f149d16e0 100755
--- a/activerecord/lib/active_record/associations.rb
+++ b/activerecord/lib/active_record/associations.rb
@@ -1310,28 +1310,27 @@ module ActiveRecord
" LEFT OUTER JOIN %s ON %s.%s = %s.%s " % [table_name_and_alias,
aliased_table_name, primary_key, aliased_join_table_name, options[:foreign_key] || reflection.klass.to_s.classify.foreign_key
]
- elsif source_reflection.macro == :belongs_to # has_many :through against a belongs_to
- " LEFT OUTER JOIN %s ON %s.%s = %s.%s " % [
- table_alias_for(through_reflection.klass.table_name, aliased_join_table_name), aliased_join_table_name,
- through_reflection.primary_key_name,
- parent.aliased_table_name, parent.primary_key] +
- " LEFT OUTER JOIN %s ON %s.%s = %s.%s " % [
- table_name_and_alias,
- aliased_table_name, primary_key,
- aliased_join_table_name, options[:foreign_key] || klass.to_s.classify.foreign_key
- ]
- elsif source_reflection.macro == :has_many # has_many :through against a has_many
+ else
+ case source_reflection.macro
+ when :belongs_to
+ first_key = primary_key
+ second_key = options[:foreign_key] || klass.to_s.classify.foreign_key
+ when :has_many
+ first_key = through_reflection.klass.to_s.classify.foreign_key
+ second_key = options[:foreign_key] || primary_key
+ end
+
" LEFT OUTER JOIN %s ON %s.%s = %s.%s " % [
table_alias_for(through_reflection.klass.table_name, aliased_join_table_name), aliased_join_table_name,
through_reflection.primary_key_name,
parent.aliased_table_name, parent.primary_key] +
" LEFT OUTER JOIN %s ON %s.%s = %s.%s " % [
table_name_and_alias,
- aliased_table_name, through_reflection.klass.to_s.classify.foreign_key,
- aliased_join_table_name, options[:foreign_key] || primary_key
+ aliased_table_name, first_key,
+ aliased_join_table_name, second_key
]
end
-
+
when reflection.macro == :has_many && reflection.options[:as]
" LEFT OUTER JOIN %s ON %s.%s = %s.%s AND %s.%s = %s" % [
table_name_and_alias,
@@ -1342,9 +1341,13 @@ module ActiveRecord
]
else
+ foreign_key = options[:foreign_key] || case reflection.macro
+ when :has_many then reflection.active_record.to_s.classify
+ when :has_one then reflection.active_record.to_s
+ end.foreign_key
" LEFT OUTER JOIN %s ON %s.%s = %s.%s " % [
table_name_and_alias,
- aliased_table_name, options[:foreign_key] || reflection.active_record.to_s.classify.foreign_key,
+ aliased_table_name, foreign_key,
parent.aliased_table_name, parent.primary_key
]
end