diff options
Diffstat (limited to 'activerecord/lib/active_record/relation')
21 files changed, 174 insertions, 241 deletions
diff --git a/activerecord/lib/active_record/relation/batches.rb b/activerecord/lib/active_record/relation/batches.rb index c7e4f8a88a..141ad176ea 100644 --- a/activerecord/lib/active_record/relation/batches.rb +++ b/activerecord/lib/active_record/relation/batches.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require_relative "batches/batch_enumerator" module ActiveRecord diff --git a/activerecord/lib/active_record/relation/batches/batch_enumerator.rb b/activerecord/lib/active_record/relation/batches/batch_enumerator.rb index 3555779ec2..49697da3bf 100644 --- a/activerecord/lib/active_record/relation/batches/batch_enumerator.rb +++ b/activerecord/lib/active_record/relation/batches/batch_enumerator.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord module Batches class BatchEnumerator diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index aaba6c71f2..d3b5be6bce 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord module Calculations # Count the records. @@ -129,7 +131,7 @@ module ActiveRecord def calculate(operation, column_name) if has_include?(column_name) relation = construct_relation_for_association_calculations - relation = relation.distinct if operation.to_s.downcase == "count" + relation.distinct! if operation.to_s.downcase == "count" relation.calculate(operation, column_name) else @@ -184,7 +186,7 @@ module ActiveRecord relation.select_values = column_names.map { |cn| @klass.has_attribute?(cn) || @klass.attribute_alias?(cn) ? arel_attribute(cn) : cn } - result = skip_query_cache_if_necessary { klass.connection.select_all(relation.arel, nil, bound_attributes) } + result = skip_query_cache_if_necessary { klass.connection.select_all(relation.arel, nil) } result.cast_values(klass.attribute_types) end end @@ -212,8 +214,13 @@ module ActiveRecord if operation == "count" column_name ||= select_for_count - column_name = primary_key if column_name == :all && distinct - distinct = nil if column_name =~ /\s*DISTINCT[\s(]+/i + if column_name == :all + if distinct && !(has_limit_or_offset? && order_values.any?) + column_name = primary_key + end + elsif column_name =~ /\s*DISTINCT[\s(]+/i + distinct = nil + end end if group_values.any? @@ -240,7 +247,7 @@ module ActiveRecord def execute_simple_calculation(operation, column_name, distinct) #:nodoc: column_alias = column_name - if operation == "count" && (limit_value || offset_value) + if operation == "count" && has_limit_or_offset? # Shortcut when limit is zero. return 0 if limit_value == 0 @@ -260,7 +267,7 @@ module ActiveRecord query_builder = relation.arel end - result = skip_query_cache_if_necessary { @klass.connection.select_all(query_builder, nil, bound_attributes) } + result = skip_query_cache_if_necessary { @klass.connection.select_all(query_builder, nil) } row = result.first value = row && row.values.first type = result.column_types.fetch(column_alias) do @@ -311,7 +318,7 @@ module ActiveRecord relation.group_values = group_fields relation.select_values = select_values - calculated_data = skip_query_cache_if_necessary { @klass.connection.select_all(relation.arel, nil, relation.bound_attributes) } + calculated_data = skip_query_cache_if_necessary { @klass.connection.select_all(relation.arel, nil) } if association key_ids = calculated_data.collect { |row| row[group_aliases.first] } @@ -379,14 +386,18 @@ module ActiveRecord end def build_count_subquery(relation, column_name, distinct) - column_alias = Arel.sql("count_column") - subquery_alias = Arel.sql("subquery_for_count") + relation.select_values = [ + if column_name == :all + distinct ? table[Arel.star] : Arel.sql("1") + else + column_alias = Arel.sql("count_column") + aggregate_column(column_name).as(column_alias) + end + ] - aliased_column = aggregate_column(column_name == :all ? 1 : column_name).as(column_alias) - relation.select_values = [aliased_column] - subquery = relation.arel.as(subquery_alias) + subquery = relation.arel.as(Arel.sql("subquery_for_count")) + select_value = operation_over_aggregate_column(column_alias || Arel.star, "count", false) - select_value = operation_over_aggregate_column(column_alias, "count", distinct) Arel::SelectManager.new(subquery).project(select_value) end end diff --git a/activerecord/lib/active_record/relation/delegation.rb b/activerecord/lib/active_record/relation/delegation.rb index 48c4dcdef4..4793f2a49b 100644 --- a/activerecord/lib/active_record/relation/delegation.rb +++ b/activerecord/lib/active_record/relation/delegation.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord module Delegation # :nodoc: module DelegateCache # :nodoc: diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 57b7d3c2e9..626c50470e 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "active_support/core_ext/string/filters" module ActiveRecord @@ -315,7 +317,7 @@ module ActiveRecord relation = construct_relation_for_exists(relation, conditions) - skip_query_cache_if_necessary { connection.select_value(relation.arel, "#{name} Exists", relation.bound_attributes) } ? true : false + skip_query_cache_if_necessary { connection.select_value(relation.arel, "#{name} Exists") } ? true : false rescue ::RangeError false end @@ -376,7 +378,7 @@ module ActiveRecord if ActiveRecord::NullRelation === relation [] else - rows = skip_query_cache_if_necessary { connection.select_all(relation.arel, "SQL", relation.bound_attributes) } + rows = skip_query_cache_if_necessary { connection.select_all(relation.arel, "SQL") } join_dependency.instantiate(rows, aliases) end end @@ -424,7 +426,7 @@ module ActiveRecord relation = relation.except(:select).select(values).distinct! - id_rows = skip_query_cache_if_necessary { @klass.connection.select_all(relation.arel, "SQL", relation.bound_attributes) } + id_rows = skip_query_cache_if_necessary { @klass.connection.select_all(relation.arel, "SQL") } id_rows.map { |row| row[primary_key] } end diff --git a/activerecord/lib/active_record/relation/from_clause.rb b/activerecord/lib/active_record/relation/from_clause.rb index 8945cb0cc5..c53a682aee 100644 --- a/activerecord/lib/active_record/relation/from_clause.rb +++ b/activerecord/lib/active_record/relation/from_clause.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class Relation class FromClause # :nodoc: @@ -8,14 +10,6 @@ module ActiveRecord @name = name end - def binds - if value.is_a?(Relation) - value.bound_attributes - else - [] - end - end - def merge(other) self end diff --git a/activerecord/lib/active_record/relation/merger.rb b/activerecord/lib/active_record/relation/merger.rb index 6251f6fc33..182f654897 100644 --- a/activerecord/lib/active_record/relation/merger.rb +++ b/activerecord/lib/active_record/relation/merger.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "active_support/core_ext/hash/keys" module ActiveRecord diff --git a/activerecord/lib/active_record/relation/predicate_builder.rb b/activerecord/lib/active_record/relation/predicate_builder.rb index eb80c9a00d..5c42414072 100644 --- a/activerecord/lib/active_record/relation/predicate_builder.rb +++ b/activerecord/lib/active_record/relation/predicate_builder.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class PredicateBuilder # :nodoc: delegate :resolve_column_aliases, to: :table @@ -6,10 +8,9 @@ module ActiveRecord @table = table @handlers = [] - register_handler(BasicObject, BasicObjectHandler.new) + register_handler(BasicObject, BasicObjectHandler.new(self)) register_handler(Base, BaseHandler.new(self)) - register_handler(Range, RangeHandler.new) - register_handler(RangeHandler::RangeWithBinds, RangeHandler.new) + register_handler(Range, RangeHandler.new(self)) register_handler(Relation, RelationHandler.new) register_handler(Array, ArrayHandler.new(self)) end @@ -19,11 +20,6 @@ module ActiveRecord expand_from_hash(attributes) end - def create_binds(attributes) - attributes = convert_dot_notation_to_hash(attributes) - create_binds_for_hash(attributes) - end - def self.references(attributes) attributes.map do |key, value| if value.is_a?(Hash) @@ -54,8 +50,11 @@ module ActiveRecord handler_for(value).call(attribute, value) end - # TODO Change this to private once we've dropped Ruby 2.2 support. - # Workaround for Ruby 2.2 "private attribute?" warning. + def build_bind_attribute(column_name, value) + attr = Relation::QueryAttribute.new(column_name.to_s, value, table.type(column_name)) + Arel::Nodes::BindParam.new(attr) + end + protected attr_reader :table @@ -66,29 +65,13 @@ module ActiveRecord attributes.flat_map do |key, value| if value.is_a?(Hash) && !table.has_column?(key) associated_predicate_builder(key).expand_from_hash(value) - else - build(table.arel_attribute(key), value) - end - end - end - - def create_binds_for_hash(attributes) - result = attributes.dup - binds = [] - - attributes.each do |column_name, value| - case - when value.is_a?(Hash) && !table.has_column?(column_name) - attrs, bvs = associated_predicate_builder(column_name).create_binds_for_hash(value) - result[column_name] = attrs - binds += bvs - when table.associated_with?(column_name) + elsif table.associated_with?(key) # Find the foreign key when using queries such as: # Post.where(author: author) # # For polymorphic relationships, find the foreign key and type: # PriceEstimate.where(estimate_of: treasure) - associated_table = table.associated_table(column_name) + associated_table = table.associated_table(key) if associated_table.polymorphic_association? case value.is_a?(Array) ? value.first : value when Base, Relation @@ -98,40 +81,18 @@ module ActiveRecord end klass ||= AssociationQueryValue - result[column_name] = klass.new(associated_table, value).queries.map do |query| - attrs, bvs = create_binds_for_hash(query) - binds.concat(bvs) - attrs - end - when value.is_a?(Range) && !table.type(column_name).respond_to?(:subtype) - first = value.begin - last = value.end - unless first.respond_to?(:infinite?) && first.infinite? - binds << build_bind_attribute(column_name, first) - first = Arel::Nodes::BindParam.new + queries = klass.new(associated_table, value).queries.map do |query| + expand_from_hash(query).reduce(&:and) end - unless last.respond_to?(:infinite?) && last.infinite? - binds << build_bind_attribute(column_name, last) - last = Arel::Nodes::BindParam.new - end - - result[column_name] = RangeHandler::RangeWithBinds.new(first, last, value.exclude_end?) - when value.is_a?(Relation) - binds.concat(value.bound_attributes) + queries.reduce(&:or) + # FIXME: Deprecate this and provide a public API to force equality + elsif (value.is_a?(Range) || value.is_a?(Array)) && + table.type(key.to_s).respond_to?(:subtype) + BasicObjectHandler.new(self).call(table.arel_attribute(key), value) else - if can_be_bound?(column_name, value) - bind_attribute = build_bind_attribute(column_name, value) - if value.is_a?(StatementCache::Substitute) || !bind_attribute.value_for_database.nil? - result[column_name] = Arel::Nodes::BindParam.new - binds << bind_attribute - else - result[column_name] = nil - end - end + build(table.arel_attribute(key), value) end end - - [result, binds] end private @@ -159,19 +120,6 @@ module ActiveRecord def handler_for(object) @handlers.detect { |klass, _| klass === object }.last end - - def can_be_bound?(column_name, value) - case value - when Array, Range - table.type(column_name).respond_to?(:subtype) - else - !value.nil? && handler_for(value).is_a?(BasicObjectHandler) - end - end - - def build_bind_attribute(column_name, value) - Relation::QueryAttribute.new(column_name.to_s, value, table.type(column_name)) - end end 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 1068e700e2..ad617365fc 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/array_handler.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class PredicateBuilder class ArrayHandler # :nodoc: @@ -17,7 +19,11 @@ module ActiveRecord case values.length when 0 then NullPredicate when 1 then predicate_builder.build(attribute, values.first) - else attribute.in(values) + else + bind_values = values.map do |v| + predicate_builder.build_bind_attribute(attribute.name, v) + end + attribute.in(bind_values) end unless nils.empty? @@ -29,8 +35,6 @@ module ActiveRecord array_predicates.inject(&:or) end - # TODO Change this to private once we've dropped Ruby 2.2 support. - # Workaround for Ruby 2.2 "private attribute?" warning. protected attr_reader :predicate_builder diff --git a/activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb b/activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb index 3e19646ae5..e64d9fdf2a 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/association_query_value.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class PredicateBuilder class AssociationQueryValue # :nodoc: diff --git a/activerecord/lib/active_record/relation/predicate_builder/base_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/base_handler.rb index 3bb1037885..112821135f 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/base_handler.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/base_handler.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class PredicateBuilder class BaseHandler # :nodoc: @@ -9,8 +11,6 @@ module ActiveRecord predicate_builder.build(attribute, value.id) end - # TODO Change this to private once we've dropped Ruby 2.2 support. - # Workaround for Ruby 2.2 "private attribute?" warning. protected attr_reader :predicate_builder diff --git a/activerecord/lib/active_record/relation/predicate_builder/basic_object_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/basic_object_handler.rb index 79cde00303..34db266f05 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/basic_object_handler.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/basic_object_handler.rb @@ -1,9 +1,20 @@ +# frozen_string_literal: true + module ActiveRecord class PredicateBuilder class BasicObjectHandler # :nodoc: + def initialize(predicate_builder) + @predicate_builder = predicate_builder + end + def call(attribute, value) - attribute.eq(value) + bind = predicate_builder.build_bind_attribute(attribute.name, value) + attribute.eq(bind) end + + protected + + attr_reader :predicate_builder end end end diff --git a/activerecord/lib/active_record/relation/predicate_builder/polymorphic_array_value.rb b/activerecord/lib/active_record/relation/predicate_builder/polymorphic_array_value.rb index 7029ae5f47..1bc066363c 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/polymorphic_array_value.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/polymorphic_array_value.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class PredicateBuilder class PolymorphicArrayValue # :nodoc: diff --git a/activerecord/lib/active_record/relation/predicate_builder/range_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/range_handler.rb index 5db778e19c..6d16579708 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/range_handler.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/range_handler.rb @@ -1,25 +1,41 @@ +# frozen_string_literal: true + module ActiveRecord class PredicateBuilder class RangeHandler # :nodoc: - RangeWithBinds = Struct.new(:begin, :end, :exclude_end?) + class RangeWithBinds < Struct.new(:begin, :end) + def exclude_end? + false + end + end + + def initialize(predicate_builder) + @predicate_builder = predicate_builder + end def call(attribute, value) + begin_bind = predicate_builder.build_bind_attribute(attribute.name, value.begin) + end_bind = predicate_builder.build_bind_attribute(attribute.name, value.end) if value.begin.respond_to?(:infinite?) && value.begin.infinite? if value.end.respond_to?(:infinite?) && value.end.infinite? attribute.not_in([]) elsif value.exclude_end? - attribute.lt(value.end) + attribute.lt(end_bind) else - attribute.lteq(value.end) + attribute.lteq(end_bind) end elsif value.end.respond_to?(:infinite?) && value.end.infinite? - attribute.gteq(value.begin) + attribute.gteq(begin_bind) elsif value.exclude_end? - attribute.gteq(value.begin).and(attribute.lt(value.end)) + attribute.gteq(begin_bind).and(attribute.lt(end_bind)) else - attribute.between(value) + attribute.between(RangeWithBinds.new(begin_bind, end_bind)) end end + + protected + + attr_reader :predicate_builder end end end diff --git a/activerecord/lib/active_record/relation/predicate_builder/relation_handler.rb b/activerecord/lib/active_record/relation/predicate_builder/relation_handler.rb index 8a910a82fe..f51ea4fde0 100644 --- a/activerecord/lib/active_record/relation/predicate_builder/relation_handler.rb +++ b/activerecord/lib/active_record/relation/predicate_builder/relation_handler.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class PredicateBuilder class RelationHandler # :nodoc: diff --git a/activerecord/lib/active_record/relation/query_attribute.rb b/activerecord/lib/active_record/relation/query_attribute.rb index 0e1f64775d..5a9a7fd432 100644 --- a/activerecord/lib/active_record/relation/query_attribute.rb +++ b/activerecord/lib/active_record/relation/query_attribute.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require_relative "../attribute" module ActiveRecord @@ -14,6 +16,11 @@ module ActiveRecord def with_cast_value(value) QueryAttribute.new(name, value, type) end + + def nil? + !value_before_type_cast.is_a?(StatementCache::Substitute) && + (value_before_type_cast.nil? || value_for_database.nil?) + end end end end diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index efb55391e7..812c8e7e3f 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require_relative "from_clause" require_relative "query_attribute" require_relative "where_clause" @@ -74,31 +76,6 @@ module ActiveRecord CODE end - def bound_attributes - if limit_value - limit_bind = Attribute.with_cast_value( - "LIMIT".freeze, - connection.sanitize_limit(limit_value), - Type.default_value, - ) - end - if offset_value - offset_bind = Attribute.with_cast_value( - "OFFSET".freeze, - offset_value.to_i, - Type.default_value, - ) - end - connection.combine_bind_parameters( - from_clause: from_clause.binds, - join_clause: arel.bind_values, - where_clause: where_clause.binds, - having_clause: having_clause.binds, - limit: limit_bind, - offset: offset_bind, - ) - end - alias extensions extending_values # Specify relationships to be included in the result set. For @@ -950,8 +927,22 @@ module ActiveRecord arel.where(where_clause.ast) unless where_clause.empty? arel.having(having_clause.ast) unless having_clause.empty? - arel.take(Arel::Nodes::BindParam.new) if limit_value - arel.skip(Arel::Nodes::BindParam.new) if offset_value + if limit_value + limit_attribute = Attribute.with_cast_value( + "LIMIT".freeze, + connection.sanitize_limit(limit_value), + Type.default_value, + ) + arel.take(Arel::Nodes::BindParam.new(limit_attribute)) + end + if offset_value + offset_attribute = Attribute.with_cast_value( + "OFFSET".freeze, + offset_value.to_i, + Type.default_value, + ) + arel.skip(Arel::Nodes::BindParam.new(offset_attribute)) + end arel.group(*arel_columns(group_values.uniq.reject(&:blank?))) unless group_values.empty? build_order(arel) @@ -1027,7 +1018,6 @@ module ActiveRecord join_infos.each do |info| info.joins.each { |join| manager.from(join) } - manager.bind_values.concat info.binds end manager.join_sources.concat(join_list) diff --git a/activerecord/lib/active_record/relation/record_fetch_warning.rb b/activerecord/lib/active_record/relation/record_fetch_warning.rb index 31544c730e..a7d07d23e1 100644 --- a/activerecord/lib/active_record/relation/record_fetch_warning.rb +++ b/activerecord/lib/active_record/relation/record_fetch_warning.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class Relation module RecordFetchWarning diff --git a/activerecord/lib/active_record/relation/spawn_methods.rb b/activerecord/lib/active_record/relation/spawn_methods.rb index ddf7f825c1..424894f835 100644 --- a/activerecord/lib/active_record/relation/spawn_methods.rb +++ b/activerecord/lib/active_record/relation/spawn_methods.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "active_support/core_ext/hash/except" require "active_support/core_ext/hash/slice" require_relative "merger" diff --git a/activerecord/lib/active_record/relation/where_clause.rb b/activerecord/lib/active_record/relation/where_clause.rb index 731f161eb1..ef2bca9155 100644 --- a/activerecord/lib/active_record/relation/where_clause.rb +++ b/activerecord/lib/active_record/relation/where_clause.rb @@ -1,31 +1,28 @@ +# frozen_string_literal: true + module ActiveRecord class Relation class WhereClause # :nodoc: - attr_reader :binds - delegate :any?, :empty?, to: :predicates - def initialize(predicates, binds) + def initialize(predicates) @predicates = predicates - @binds = binds end def +(other) WhereClause.new( predicates + other.predicates, - binds + other.binds, ) end def merge(other) WhereClause.new( predicates_unreferenced_by(other) + other.predicates, - non_conflicting_binds(other) + other.binds, ) end def except(*columns) - WhereClause.new(*except_predicates_and_binds(columns)) + WhereClause.new(except_predicates(columns)) end def or(other) @@ -36,7 +33,6 @@ module ActiveRecord else WhereClause.new( [ast.or(other.ast)], - binds + other.binds ) end end @@ -49,17 +45,10 @@ module ActiveRecord end end - binds = self.binds.map { |attr| [attr.name, attr.value] }.to_h - equalities.map { |node| name = node.left.name.to_s - [name, binds.fetch(name) { - case node.right - when Array then node.right.map(&:val) - when Arel::Nodes::Casted, Arel::Nodes::Quoted - node.right.val - end - }] + value = extract_node_value(node.right) + [name, value] }.to_h end @@ -69,20 +58,17 @@ module ActiveRecord def ==(other) other.is_a?(WhereClause) && - predicates == other.predicates && - binds == other.binds + predicates == other.predicates end def invert - WhereClause.new(inverted_predicates, binds) + WhereClause.new(inverted_predicates) end def self.empty - @empty ||= new([], []) + @empty ||= new([]) end - # TODO Change this to private once we've dropped Ruby 2.2 support. - # Workaround for Ruby 2.2 "private attribute?" warning. protected attr_reader :predicates @@ -106,12 +92,6 @@ module ActiveRecord node.respond_to?(:operator) && node.operator == :== end - def non_conflicting_binds(other) - conflicts = referenced_columns & other.referenced_columns - conflicts.map! { |node| node.name.to_s } - binds.reject { |attr| conflicts.include?(attr.name) } - end - def inverted_predicates predicates.map { |node| invert_predicate(node) } end @@ -131,44 +111,22 @@ module ActiveRecord end end - def except_predicates_and_binds(columns) - except_binds = [] - binds_index = 0 - - predicates = self.predicates.reject do |node| - binds_contains = node.grep(Arel::Nodes::BindParam).size if node.is_a?(Arel::Nodes::Node) - - except = \ - case node - when Arel::Nodes::Between, Arel::Nodes::In, Arel::Nodes::NotIn, Arel::Nodes::Equality, Arel::Nodes::NotEqual, Arel::Nodes::LessThan, Arel::Nodes::LessThanOrEqual, Arel::Nodes::GreaterThan, Arel::Nodes::GreaterThanOrEqual - subrelation = (node.left.kind_of?(Arel::Attributes::Attribute) ? node.left : node.right) - columns.include?(subrelation.name.to_s) - end - - if except && binds_contains > 0 - (binds_index...(binds_index + binds_contains)).each do |i| - except_binds[i] = true - end + def except_predicates(columns) + self.predicates.reject do |node| + case node + when Arel::Nodes::Between, Arel::Nodes::In, Arel::Nodes::NotIn, Arel::Nodes::Equality, Arel::Nodes::NotEqual, Arel::Nodes::LessThan, Arel::Nodes::LessThanOrEqual, Arel::Nodes::GreaterThan, Arel::Nodes::GreaterThanOrEqual + subrelation = (node.left.kind_of?(Arel::Attributes::Attribute) ? node.left : node.right) + columns.include?(subrelation.name.to_s) end - - binds_index += binds_contains if binds_contains - - except end - - binds = self.binds.reject.with_index do |_, i| - except_binds[i] - end - - [predicates, binds] end def predicates_with_wrapped_sql_literals non_empty_predicates.map do |node| - if Arel::Nodes::Equality === node - node - else + case node + when Arel::Nodes::SqlLiteral, ::String wrap_sql_literal(node) + else node end end end @@ -184,6 +142,22 @@ module ActiveRecord end Arel::Nodes::Grouping.new(node) end + + def extract_node_value(node) + case node + when Array + node.map { |v| extract_node_value(v) } + when Arel::Nodes::Casted, Arel::Nodes::Quoted + node.val + when Arel::Nodes::BindParam + value = node.value + if value.respond_to?(:value_before_type_cast) + value.value_before_type_cast + else + value + end + end + end end end end diff --git a/activerecord/lib/active_record/relation/where_clause_factory.rb b/activerecord/lib/active_record/relation/where_clause_factory.rb index b862dd56a5..1374785354 100644 --- a/activerecord/lib/active_record/relation/where_clause_factory.rb +++ b/activerecord/lib/active_record/relation/where_clause_factory.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module ActiveRecord class Relation class WhereClauseFactory # :nodoc: @@ -15,63 +17,19 @@ module ActiveRecord attributes = klass.send(:expand_hash_conditions_for_aggregates, attributes) attributes.stringify_keys! - if perform_case_sensitive?(options = other.last) - parts, binds = build_for_case_sensitive(attributes, options) - else - attributes, binds = predicate_builder.create_binds(attributes) - parts = predicate_builder.build_from_hash(attributes) - end + parts = predicate_builder.build_from_hash(attributes) when Arel::Nodes::Node parts = [opts] else raise ArgumentError, "Unsupported argument type: #{opts} (#{opts.class})" end - WhereClause.new(parts, binds || []) + WhereClause.new(parts) end - # TODO Change this to private once we've dropped Ruby 2.2 support. - # Workaround for Ruby 2.2 "private attribute?" warning. protected attr_reader :klass, :predicate_builder - - private - - def perform_case_sensitive?(options) - options && options.key?(:case_sensitive) - end - - def build_for_case_sensitive(attributes, options) - parts, binds = [], [] - table = klass.arel_table - - attributes.each do |attribute, value| - if reflection = klass._reflect_on_association(attribute) - attribute = reflection.foreign_key.to_s - value = value[reflection.klass.primary_key] unless value.nil? - end - - if value.nil? - parts << table[attribute].eq(value) - else - column = klass.column_for_attribute(attribute) - - binds << predicate_builder.send(:build_bind_attribute, attribute, value) - value = Arel::Nodes::BindParam.new - - predicate = if options[:case_sensitive] - klass.connection.case_sensitive_comparison(table, attribute, column, value) - else - klass.connection.case_insensitive_comparison(table, attribute, column, value) - end - - parts << predicate - end - end - - [parts, binds] - end end end end |