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-rw-r--r--activerecord/lib/active_record/relation/finder_methods.rb3
-rw-r--r--activerecord/lib/active_record/relation/predicate_builder/array_handler.rb16
-rw-r--r--activerecord/lib/active_record/relation/query_methods.rb14
3 files changed, 20 insertions, 13 deletions
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb
index a7899da3a8..b1753b27e1 100644
--- a/activerecord/lib/active_record/relation/finder_methods.rb
+++ b/activerecord/lib/active_record/relation/finder_methods.rb
@@ -401,8 +401,9 @@ module ActiveRecord
"#{quoted_table_name}.#{quoted_primary_key}", relation.order_values)
relation = relation.except(:select).select(values).distinct!
+ arel = relation.arel
- id_rows = @klass.connection.select_all(relation.arel, 'SQL', relation.bind_values)
+ id_rows = @klass.connection.select_all(arel, 'SQL', arel.bind_values + relation.bind_values)
id_rows.map {|row| row[primary_key]}
end
diff --git a/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb
index 78dba8be06..b8d9240bf8 100644
--- a/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb
+++ b/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb
@@ -2,12 +2,20 @@ module ActiveRecord
class PredicateBuilder
class ArrayHandler # :nodoc:
def call(attribute, value)
- return attribute.in([]) if value.empty?
-
values = value.map { |x| x.is_a?(Base) ? x.id : x }
- ranges, values = values.partition { |v| v.is_a?(Range) }
nils, values = values.partition(&:nil?)
+ if values.any? { |val| val.is_a?(Array) }
+ ActiveSupport::Deprecation.warn "Passing a nested array to Active Record " \
+ "finder methods is deprecated and will be removed. Flatten your array " \
+ "before using it for 'IN' conditions."
+ values = values.flatten
+ end
+
+ return attribute.in([]) if values.empty? && nils.empty?
+
+ ranges, values = values.partition { |v| v.is_a?(Range) }
+
values_predicate =
case values.length
when 0 then NullPredicate
@@ -20,7 +28,7 @@ module ActiveRecord
end
array_predicates = ranges.map { |range| attribute.in(range) }
- array_predicates << values_predicate
+ array_predicates.unshift(values_predicate)
array_predicates.inject { |composite, predicate| composite.or(predicate) }
end
diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb
index e59cce6934..bbddd28ccc 100644
--- a/activerecord/lib/active_record/relation/query_methods.rb
+++ b/activerecord/lib/active_record/relation/query_methods.rb
@@ -687,11 +687,11 @@ module ActiveRecord
# end
#
def none
- extending(NullRelation)
+ where("1=0").extending!(NullRelation)
end
def none! # :nodoc:
- extending!(NullRelation)
+ where!("1=0").extending!(NullRelation)
end
# Sets readonly attributes for the returned relation. If value is
@@ -879,12 +879,10 @@ module ActiveRecord
arel.lock(lock_value) if lock_value
# Reorder bind indexes if joins produced bind values
- if arel.bind_values.any?
- bvs = arel.bind_values + bind_values
- arel.ast.grep(Arel::Nodes::BindParam).each_with_index do |bp, i|
- column = bvs[i].first
- bp.replace connection.substitute_at(column, i)
- end
+ bvs = arel.bind_values + bind_values
+ arel.ast.grep(Arel::Nodes::BindParam).each_with_index do |bp, i|
+ column = bvs[i].first
+ bp.replace connection.substitute_at(column, i)
end
arel