diff options
Diffstat (limited to 'activerecord/lib/active_record/relation.rb')
-rw-r--r-- | activerecord/lib/active_record/relation.rb | 50 |
1 files changed, 38 insertions, 12 deletions
diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index 709edbee88..cef40be7ce 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -1,4 +1,5 @@ # -*- coding: utf-8 -*- +require 'arel/collectors/bind' module ActiveRecord # = Active Record Relation @@ -11,6 +12,7 @@ module ActiveRecord SINGLE_VALUE_METHODS = [:limit, :offset, :lock, :readonly, :from, :reordering, :reverse_order, :distinct, :create_with, :uniq] + INVALID_METHODS_FOR_DELETE_ALL = [:limit, :distinct, :offset, :group, :having] VALUE_METHODS = MULTI_VALUE_METHODS + SINGLE_VALUE_METHODS @@ -72,7 +74,14 @@ module ActiveRecord def _update_record(values, id, id_was) # :nodoc: substitutes, binds = substitute_values values - um = @klass.unscoped.where(@klass.arel_table[@klass.primary_key].eq(id_was || id)).arel.compile_update(substitutes, @klass.primary_key) + + scope = @klass.unscoped + + if @klass.finder_needs_type_condition? + scope.unscope!(where: @klass.inheritance_column) + end + + um = scope.where(@klass.arel_table[@klass.primary_key].eq(id_was || id)).arel.compile_update(substitutes, @klass.primary_key) @klass.connection.update( um, @@ -223,6 +232,7 @@ module ActiveRecord # Please see further details in the # {Active Record Query Interface guide}[http://guides.rubyonrails.org/active_record_querying.html#running-explain]. def explain + #TODO: Fix for binds. exec_explain(collecting_queries_for_explain { exec_queries }) end @@ -323,7 +333,8 @@ module ActiveRecord stmt.wheres = arel.constraints end - @klass.connection.update stmt, 'SQL', bind_values + bvs = bind_values + arel.bind_values + @klass.connection.update stmt, 'SQL', bvs end # Updates an object (or multiple objects) and saves it to the database, if validations pass. @@ -427,12 +438,21 @@ module ActiveRecord # If you need to destroy dependent associations or call your <tt>before_*</tt> or # +after_destroy+ callbacks, use the +destroy_all+ method instead. # - # If a limit scope is supplied, +delete_all+ raises an ActiveRecord error: + # If an invalid method is supplied, +delete_all+ raises an ActiveRecord error: # # Post.limit(100).delete_all - # # => ActiveRecord::ActiveRecordError: delete_all doesn't support limit scope + # # => ActiveRecord::ActiveRecordError: delete_all doesn't support limit def delete_all(conditions = nil) - raise ActiveRecordError.new("delete_all doesn't support limit scope") if self.limit_value + invalid_methods = INVALID_METHODS_FOR_DELETE_ALL.select { |method| + if MULTI_VALUE_METHODS.include?(method) + send("#{method}_values").any? + else + send("#{method}_value") + end + } + if invalid_methods.any? + raise ActiveRecordError.new("delete_all doesn't support #{invalid_methods.join(', ')}") + end if conditions where(conditions).delete_all @@ -516,11 +536,11 @@ module ActiveRecord find_with_associations { |rel| relation = rel } end - ast = relation.arel.ast - binds = relation.bind_values.dup - visitor.accept(ast) do - connection.quote(*binds.shift.reverse) - end + arel = relation.arel + binds = (arel.bind_values + relation.bind_values).dup + binds.map! { |bv| connection.quote(*bv.reverse) } + collect = visitor.accept(arel.ast, Arel::Collectors::Bind.new) + collect.substitute_binds(binds).join end end @@ -537,7 +557,13 @@ module ActiveRecord Hash[equalities.map { |where| name = where.left.name - [name, binds.fetch(name.to_s) { where.right }] + [name, binds.fetch(name.to_s) { + case where.right + when Array then where.right.map(&:val) + else + where.right.val + end + }] }] end @@ -601,7 +627,7 @@ module ActiveRecord private def exec_queries - @records = eager_loading? ? find_with_associations : @klass.find_by_sql(arel, bind_values) + @records = eager_loading? ? find_with_associations : @klass.find_by_sql(arel, arel.bind_values + bind_values) preload = preload_values preload += includes_values unless eager_loading? |