diff options
Diffstat (limited to 'activerecord/lib')
91 files changed, 869 insertions, 582 deletions
diff --git a/activerecord/lib/active_record.rb b/activerecord/lib/active_record.rb index 250f48fad9..96b8545dfc 100644 --- a/activerecord/lib/active_record.rb +++ b/activerecord/lib/active_record.rb @@ -44,7 +44,6 @@ module ActiveRecord autoload :Explain autoload :Inheritance autoload :Integration - autoload :LegacyYamlAdapter autoload :Migration autoload :Migrator, "active_record/migration" autoload :ModelSchema @@ -85,6 +84,8 @@ module ActiveRecord autoload :AttributeMethods autoload :AutosaveAssociation + autoload :LegacyYamlAdapter + autoload :Relation autoload :AssociationRelation autoload :NullRelation diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index 1db5fc0dd1..4606c91ffd 100644 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -97,6 +97,16 @@ module ActiveRecord end end + class HasManyThroughOrderError < ActiveRecordError #:nodoc: + def initialize(owner_class_name = nil, reflection = nil, through_reflection = nil) + if owner_class_name && reflection && through_reflection + super("Cannot have a has_many :through association '#{owner_class_name}##{reflection.name}' which goes through '#{owner_class_name}##{through_reflection.name}' before the through association is defined.") + else + super("Cannot have a has_many :through association before the through association is defined.") + end + end + end + class ThroughCantAssociateThroughHasOneOrManyReflection < ActiveRecordError #:nodoc: def initialize(owner = nil, reflection = nil) if owner && reflection @@ -1817,7 +1827,7 @@ module ActiveRecord builder = Builder::HasAndBelongsToMany.new name, self, options - join_model = builder.through_model + join_model = ActiveSupport::Deprecation.silence { builder.through_model } const_set join_model.name, join_model private_constant join_model.name @@ -1846,8 +1856,8 @@ module ActiveRecord hm_options[k] = options[k] if options.key? k end - has_many name, scope, hm_options, &extension - self._reflections[name.to_s].parent_reflection = habtm_reflection + ActiveSupport::Deprecation.silence { has_many name, scope, hm_options, &extension } + _reflections[name.to_s].parent_reflection = habtm_reflection end end end diff --git a/activerecord/lib/active_record/associations/association.rb b/activerecord/lib/active_record/associations/association.rb index 84d0493a60..1cb2b2d7c6 100644 --- a/activerecord/lib/active_record/associations/association.rb +++ b/activerecord/lib/active_record/associations/association.rb @@ -83,7 +83,7 @@ module ActiveRecord end def scope - target_scope.merge(association_scope) + target_scope.merge!(association_scope) end # The scope for this association. diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb index c6d204d3c2..badde9973f 100644 --- a/activerecord/lib/active_record/associations/association_scope.rb +++ b/activerecord/lib/active_record/associations/association_scope.rb @@ -128,9 +128,9 @@ module ActiveRecord reflection = chain_head while reflection table = reflection.alias_name + next_reflection = reflection.next unless reflection == chain_tail - next_reflection = reflection.next foreign_table = next_reflection.alias_name scope = next_chain_scope(scope, table, reflection, association_klass, foreign_table, next_reflection) end @@ -138,7 +138,7 @@ module ActiveRecord # Exclude the scope of the association itself, because that # was already merged in the #scope method. reflection.constraints.each do |scope_chain_item| - item = eval_scope(reflection.klass, scope_chain_item, owner) + item = eval_scope(reflection.klass, table, scope_chain_item, owner) if scope_chain_item == refl.scope scope.merge! item.except(:where, :includes) @@ -153,14 +153,15 @@ module ActiveRecord scope.order_values |= item.order_values end - reflection = reflection.next + reflection = next_reflection end scope end - def eval_scope(klass, scope, owner) - klass.unscoped.instance_exec(owner, &scope) + def eval_scope(klass, table, scope, owner) + predicate_builder = PredicateBuilder.new(TableMetadata.new(klass, table)) + ActiveRecord::Relation.create(klass, table, predicate_builder).instance_exec(owner, &scope) end end end diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb index 0437a79b84..77282e6463 100644 --- a/activerecord/lib/active_record/associations/collection_association.rb +++ b/activerecord/lib/active_record/associations/collection_association.rb @@ -30,13 +30,7 @@ module ActiveRecord reload end - if null_scope? - # Cache the proxy separately before the owner has an id - # or else a post-save proxy will still lack the id - @null_proxy ||= CollectionProxy.create(klass, self) - else - @proxy ||= CollectionProxy.create(klass, self) - end + CollectionProxy.create(klass, self) end # Implements the writer method, e.g. foo.items= for Foo.has_many :items @@ -315,9 +309,9 @@ module ActiveRecord record end - def scope(opts = {}) - scope = super() - scope.none! if opts.fetch(:nullify, true) && null_scope? + def scope + scope = super + scope.none! if null_scope? scope end diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb index 0d84805b4d..55bf2e0ff0 100644 --- a/activerecord/lib/active_record/associations/collection_proxy.rb +++ b/activerecord/lib/active_record/associations/collection_proxy.rb @@ -28,12 +28,9 @@ module ActiveRecord # is computed directly through SQL and does not trigger by itself the # instantiation of the actual post records. class CollectionProxy < Relation - delegate :exists?, :update_all, :arel, to: :scope - def initialize(klass, association) #:nodoc: @association = association super klass, klass.arel_table, klass.predicate_builder - merge! association.scope(nullify: false) end def target @@ -956,19 +953,10 @@ module ActiveRecord @association end - # We don't want this object to be put on the scoping stack, because - # that could create an infinite loop where we call an @association - # method, which gets the current scope, which is this object, which - # delegates to @association, and so on. - def scoping - @association.scope.scoping { yield } - end - # Returns a <tt>Relation</tt> object for the records in this association def scope - @association.scope + @scope ||= @association.scope end - alias spawn scope # Equivalent to <tt>Array#==</tt>. Returns +true+ if the two arrays # contain the same number of elements and if each element is equal @@ -1100,6 +1088,7 @@ module ActiveRecord # person.pets(true) # fetches pets from the database # # => [#<Pet id: 1, name: "Snoop", group: "dogs", person_id: 1>] def reload + @scope = nil proxy_association.reload self end @@ -1121,11 +1110,21 @@ module ActiveRecord # person.pets # fetches pets from the database # # => [#<Pet id: 1, name: "Snoop", group: "dogs", person_id: 1>] def reset + @scope = nil proxy_association.reset proxy_association.reset_scope self end + delegate_methods = [ + QueryMethods, + SpawnMethods, + ].flat_map { |klass| + klass.public_instance_methods(false) + } - self.public_instance_methods(false) + [:scoping] + + delegate(*delegate_methods, to: :scope) + private def find_nth_with_limit(index, limit) @@ -1149,6 +1148,18 @@ module ActiveRecord def exec_queries load_target end + + def respond_to_missing?(method, _) + scope.respond_to?(method) || super + end + + def method_missing(method, *args, &block) + if scope.respond_to?(method) + scope.public_send(method, *args, &block) + else + super + end + end end end end diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb index 25613d2fa7..b413eb3f9c 100644 --- a/activerecord/lib/active_record/associations/has_many_association.rb +++ b/activerecord/lib/active_record/associations/has_many_association.rb @@ -100,7 +100,7 @@ module ActiveRecord end def delete_or_nullify_all_records(method) - count = delete_count(method, self.scope) + count = delete_count(method, scope) update_counter(-count) end diff --git a/activerecord/lib/active_record/associations/has_one_association.rb b/activerecord/lib/active_record/associations/has_one_association.rb index b624154def..8458253ff8 100644 --- a/activerecord/lib/active_record/associations/has_one_association.rb +++ b/activerecord/lib/active_record/associations/has_one_association.rb @@ -85,7 +85,7 @@ module ActiveRecord if target.persisted? && owner.persisted? && !target.save set_owner_attributes(target) - raise RecordNotSaved, "Failed to remove the existing associated #{reflection.name}. " + + raise RecordNotSaved, "Failed to remove the existing associated #{reflection.name}. " \ "The record failed to save after its foreign key was set to nil." end end diff --git a/activerecord/lib/active_record/associations/has_one_through_association.rb b/activerecord/lib/active_record/associations/has_one_through_association.rb index 604904abcc..1183bdf6f4 100644 --- a/activerecord/lib/active_record/associations/has_one_through_association.rb +++ b/activerecord/lib/active_record/associations/has_one_through_association.rb @@ -22,6 +22,10 @@ module ActiveRecord elsif record attributes = construct_join_attributes(record) + if through_record && through_record.destroyed? + through_record = through_proxy.tap(&:reload).target + end + if through_record through_record.update(attributes) elsif owner.new_record? diff --git a/activerecord/lib/active_record/associations/join_dependency.rb b/activerecord/lib/active_record/associations/join_dependency.rb index 4cd1e64c3d..87e0847ec1 100644 --- a/activerecord/lib/active_record/associations/join_dependency.rb +++ b/activerecord/lib/active_record/associations/join_dependency.rb @@ -32,7 +32,7 @@ module ActiveRecord @alias_cache[node][column] end - class Table < Struct.new(:node, :columns) # :nodoc: + Table = Struct.new(:node, :columns) do # :nodoc: def table Arel::Nodes::TableAlias.new node.table, node.aliased_table_name end @@ -171,7 +171,7 @@ module ActiveRecord chain = child.reflection.chain foreign_table = parent.table foreign_klass = parent.base_klass - child.join_constraints(foreign_table, foreign_klass, child, join_type, tables, child.reflection.scope_chain, chain) + child.join_constraints(foreign_table, foreign_klass, child, join_type, tables, chain) end def make_outer_joins(parent, child) diff --git a/activerecord/lib/active_record/associations/join_dependency/join_association.rb b/activerecord/lib/active_record/associations/join_dependency/join_association.rb index a5705951f3..f5fcba1236 100644 --- a/activerecord/lib/active_record/associations/join_dependency/join_association.rb +++ b/activerecord/lib/active_record/associations/join_dependency/join_association.rb @@ -23,14 +23,11 @@ module ActiveRecord JoinInformation = Struct.new :joins, :binds - def join_constraints(foreign_table, foreign_klass, node, join_type, tables, scope_chain, chain) + def join_constraints(foreign_table, foreign_klass, node, join_type, tables, chain) joins = [] binds = [] tables = tables.reverse - scope_chain_index = 0 - scope_chain = scope_chain.reverse - # The chain starts with the target table, but we want to end with it here (makes # more sense in this context), so we reverse chain.reverse_each do |reflection| @@ -44,7 +41,7 @@ module ActiveRecord constraint = build_constraint(klass, table, key, foreign_table, foreign_key) predicate_builder = PredicateBuilder.new(TableMetadata.new(klass, table)) - scope_chain_items = scope_chain[scope_chain_index].map do |item| + scope_chain_items = reflection.scopes.map do |item| if item.is_a?(Relation) item else @@ -52,7 +49,6 @@ module ActiveRecord .instance_exec(node, &item) end end - scope_chain_index += 1 klass_scope = if klass.current_scope diff --git a/activerecord/lib/active_record/attribute_methods.rb b/activerecord/lib/active_record/attribute_methods.rb index 1ed1deec55..ebe06566cc 100644 --- a/activerecord/lib/active_record/attribute_methods.rb +++ b/activerecord/lib/active_record/attribute_methods.rb @@ -394,28 +394,21 @@ module ActiveRecord protected - def clone_attribute_value(reader_method, attribute_name) # :nodoc: - value = send(reader_method, attribute_name) - value.duplicable? ? value.clone : value - rescue TypeError, NoMethodError - value + def attribute_method?(attr_name) # :nodoc: + # We check defined? because Syck calls respond_to? before actually calling initialize. + defined?(@attributes) && @attributes.key?(attr_name) end - def arel_attributes_with_values_for_create(attribute_names) # :nodoc: + private + + def arel_attributes_with_values_for_create(attribute_names) arel_attributes_with_values(attributes_for_create(attribute_names)) end - def arel_attributes_with_values_for_update(attribute_names) # :nodoc: + def arel_attributes_with_values_for_update(attribute_names) arel_attributes_with_values(attributes_for_update(attribute_names)) end - def attribute_method?(attr_name) # :nodoc: - # We check defined? because Syck calls respond_to? before actually calling initialize. - defined?(@attributes) && @attributes.key?(attr_name) - end - - private - # Returns a Hash of the Arel::Attributes and attribute values that have been # typecasted for use in an Arel insert/update method. def arel_attributes_with_values(attribute_names) diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb index b0e1391cb9..31c1e687dc 100644 --- a/activerecord/lib/active_record/attribute_methods/dirty.rb +++ b/activerecord/lib/active_record/attribute_methods/dirty.rb @@ -275,7 +275,17 @@ module ActiveRecord def attribute_will_change!(attr_name) super - mutations_from_database.force_change(attr_name) + if self.class.has_attribute?(attr_name) + mutations_from_database.force_change(attr_name) + else + ActiveSupport::Deprecation.warn(<<-EOW.squish) + #{attr_name} is not an attribute known to Active Record. + This behavior is deprecated and will be removed in the next + version of Rails. If you'd like #{attr_name} to be managed + by Active Record, add `attribute :#{attr_name} to your class. + EOW + mutations_from_database.deprecated_force_change(attr_name) + end end def _update_record(*) diff --git a/activerecord/lib/active_record/attribute_methods/primary_key.rb b/activerecord/lib/active_record/attribute_methods/primary_key.rb index 8fcac82a0d..2f32caa257 100644 --- a/activerecord/lib/active_record/attribute_methods/primary_key.rb +++ b/activerecord/lib/active_record/attribute_methods/primary_key.rb @@ -9,7 +9,7 @@ module ActiveRecord # available. def to_key sync_with_transaction_state - key = self.id + key = id [key] if key end diff --git a/activerecord/lib/active_record/attribute_methods/read.rb b/activerecord/lib/active_record/attribute_methods/read.rb index 369a6e35aa..fdc4bf6621 100644 --- a/activerecord/lib/active_record/attribute_methods/read.rb +++ b/activerecord/lib/active_record/attribute_methods/read.rb @@ -54,7 +54,7 @@ module ActiveRecord attr_name.to_s end - name = self.class.primary_key if name == "id".freeze + name = self.class.primary_key if name == "id".freeze && self.class.primary_key _read_attribute(name, &block) end diff --git a/activerecord/lib/active_record/attribute_methods/serialization.rb b/activerecord/lib/active_record/attribute_methods/serialization.rb index 945192fe04..4d9aff76cc 100644 --- a/activerecord/lib/active_record/attribute_methods/serialization.rb +++ b/activerecord/lib/active_record/attribute_methods/serialization.rb @@ -54,7 +54,7 @@ module ActiveRecord elsif [:load, :dump].all? { |x| class_name_or_coder.respond_to?(x) } class_name_or_coder else - Coders::YAMLColumn.new(class_name_or_coder) + Coders::YAMLColumn.new(attr_name, class_name_or_coder) end decorate_attribute_type(attr_name, :serialize) do |type| diff --git a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb index df1231ad47..321d039ed4 100644 --- a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb +++ b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb @@ -1,5 +1,3 @@ -require "active_support/core_ext/string/strip" - module ActiveRecord module AttributeMethods module TimeZoneConversion diff --git a/activerecord/lib/active_record/attribute_mutation_tracker.rb b/activerecord/lib/active_record/attribute_mutation_tracker.rb index 3417090830..4de993e169 100644 --- a/activerecord/lib/active_record/attribute_mutation_tracker.rb +++ b/activerecord/lib/active_record/attribute_mutation_tracker.rb @@ -5,6 +5,7 @@ module ActiveRecord def initialize(attributes) @attributes = attributes @forced_changes = Set.new + @deprecated_forced_changes = Set.new end def changed_values @@ -31,7 +32,7 @@ module ActiveRecord end def any_changes? - attr_names.any? { |attr| changed?(attr) } + attr_names.any? { |attr| changed?(attr) } || deprecated_forced_changes.any? end def changed?(attr_name, from: OPTION_NOT_GIVEN, to: OPTION_NOT_GIVEN) @@ -60,11 +61,15 @@ module ActiveRecord forced_changes << attr_name.to_s end + def deprecated_force_change(attr_name) + deprecated_forced_changes << attr_name.to_s + 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 :attributes, :forced_changes + attr_reader :attributes, :forced_changes, :deprecated_forced_changes private diff --git a/activerecord/lib/active_record/autosave_association.rb b/activerecord/lib/active_record/autosave_association.rb index 9d0b501862..6bccbc06cd 100644 --- a/activerecord/lib/active_record/autosave_association.rb +++ b/activerecord/lib/active_record/autosave_association.rb @@ -328,9 +328,9 @@ module ActiveRecord def association_valid?(reflection, record, index = nil) return true if record.destroyed? || (reflection.options[:autosave] && record.marked_for_destruction?) - validation_context = self.validation_context unless [:create, :update].include?(self.validation_context) + context = validation_context unless [:create, :update].include?(validation_context) - unless valid = record.valid?(validation_context) + unless valid = record.valid?(context) if reflection.options[:autosave] indexed_attribute = !index.nil? && (reflection.options[:index_errors] || ActiveRecord::Base.index_nested_attribute_errors) diff --git a/activerecord/lib/active_record/callbacks.rb b/activerecord/lib/active_record/callbacks.rb index be6720ddf3..eb44887e18 100644 --- a/activerecord/lib/active_record/callbacks.rb +++ b/activerecord/lib/active_record/callbacks.rb @@ -225,6 +225,55 @@ module ActiveRecord # # This way, the +before_destroy+ gets executed before the <tt>dependent: :destroy</tt> is called, and the data is still available. # + # Also, there are cases when you want several callbacks of the same type to + # be executed in order. + # + # For example: + # + # class Topic + # has_many :children + # + # after_save :log_children + # after_save :do_something_else + # + # private + # + # def log_chidren + # # Child processing + # end + # + # def do_something_else + # # Something else + # end + # end + # + # In this case the +log_children+ gets executed before +do_something_else+. + # The same applies to all non-transactional callbacks. + # + # In case there are multiple transactional callbacks as seen below, the order + # is reversed. + # + # For example: + # + # class Topic + # has_many :children + # + # after_commit :log_children + # after_commit :do_something_else + # + # private + # + # def log_chidren + # # Child processing + # end + # + # def do_something_else + # # Something else + # end + # end + # + # In this case the +do_something_else+ gets executed before +log_children+. + # # == \Transactions # # The entire callback chain of a {#save}[rdoc-ref:Persistence#save], {#save!}[rdoc-ref:Persistence#save!], diff --git a/activerecord/lib/active_record/coders/yaml_column.rb b/activerecord/lib/active_record/coders/yaml_column.rb index 3a04a10fc9..9c52a31b95 100644 --- a/activerecord/lib/active_record/coders/yaml_column.rb +++ b/activerecord/lib/active_record/coders/yaml_column.rb @@ -5,7 +5,8 @@ module ActiveRecord class YAMLColumn # :nodoc: attr_accessor :object_class - def initialize(object_class = Object) + def initialize(attr_name, object_class = Object) + @attr_name = attr_name @object_class = object_class check_arity_of_constructor end @@ -13,7 +14,7 @@ module ActiveRecord def dump(obj) return if obj.nil? - assert_valid_value(obj) + assert_valid_value(obj, action: "dump") YAML.dump obj end @@ -22,27 +23,25 @@ module ActiveRecord return yaml unless yaml.is_a?(String) && /^---/.match?(yaml) obj = YAML.load(yaml) - assert_valid_value(obj) + assert_valid_value(obj, action: "load") obj ||= object_class.new if object_class != Object obj end - def assert_valid_value(obj) + def assert_valid_value(obj, action:) unless obj.nil? || obj.is_a?(object_class) raise SerializationTypeMismatch, - "Attribute was supposed to be a #{object_class}, but was a #{obj.class}. -- #{obj.inspect}" + "can't #{action} `#{@attr_name}`: was supposed to be a #{object_class}, but was a #{obj.class}. -- #{obj.inspect}" end end private def check_arity_of_constructor - begin - load(nil) - rescue ArgumentError - raise ArgumentError, "Cannot serialize #{object_class}. Classes passed to `serialize` must have a 0 argument constructor." - end + load(nil) + rescue ArgumentError + raise ArgumentError, "Cannot serialize #{object_class}. Classes passed to `serialize` must have a 0 argument constructor." end end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb index 5ec2fc073e..3f2e86a98d 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb @@ -353,6 +353,16 @@ module ActiveRecord @threads_blocking_new_connections = 0 @available = ConnectionLeasingQueue.new self + + @lock_thread = false + end + + def lock_thread=(lock_thread) + if lock_thread + @lock_thread = Thread.current + else + @lock_thread = nil + end end # Retrieve the connection associated with the current thread, or call @@ -361,7 +371,7 @@ module ActiveRecord # #connection can be called any number of times; the connection is # held in a cache keyed by a thread. def connection - @thread_cached_conns[connection_cache_key(Thread.current)] ||= checkout + @thread_cached_conns[connection_cache_key(@lock_thread || Thread.current)] ||= checkout end # Returns true if there is an open connection being used for the current thread. @@ -967,7 +977,7 @@ module ActiveRecord end def pool_from_any_process_for(spec_name) - owner_to_pool = @owner_to_pool.values.find { |v| v[spec_name] } + owner_to_pool = @owner_to_pool.values.reverse.find { |v| v[spec_name] } owner_to_pool && owner_to_pool[spec_name] end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index 2c352819fb..769f488469 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -51,8 +51,7 @@ module ActiveRecord # Returns a single value from a record def select_value(arel, name = nil, binds = []) - arel, binds = binds_from_relation arel, binds - if result = select_rows(to_sql(arel, binds), name, binds).first + if result = select_rows(arel, name, binds).first result.first end end @@ -60,14 +59,13 @@ module ActiveRecord # Returns an array of the values of the first column in a select: # select_values("SELECT id FROM companies LIMIT 3") => [1,2,3] def select_values(arel, name = nil, binds = []) - arel, binds = binds_from_relation arel, binds - select_rows(to_sql(arel, binds), name, binds).map(&:first) + select_rows(arel, name, binds).map(&:first) end # Returns an array of arrays containing the field values. # Order is the same as that returned by +columns+. - def select_rows(sql, name = nil, binds = []) - exec_query(sql, name, binds).rows + def select_rows(arel, name = nil, binds = []) + select_all(arel, name, binds).rows end # Executes the SQL statement in the context of this connection and returns diff --git a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb index 7eab7de5d3..e53ba4e666 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb @@ -83,7 +83,9 @@ module ActiveRecord # the same SQL query and repeatedly return the same result each time, silently # undermining the randomness you were expecting. def clear_query_cache - @query_cache.clear + @lock.synchronize do + @query_cache.clear + end end def select_all(arel, name = nil, binds = [], preparable: nil) @@ -99,21 +101,23 @@ module ActiveRecord private def cache_sql(sql, name, binds) - result = - if @query_cache[sql].key?(binds) - ActiveSupport::Notifications.instrument( - "sql.active_record", - sql: sql, - binds: binds, - name: name, - connection_id: object_id, - cached: true, - ) - @query_cache[sql][binds] - else - @query_cache[sql][binds] = yield - end - result.dup + @lock.synchronize do + result = + if @query_cache[sql].key?(binds) + ActiveSupport::Notifications.instrument( + "sql.active_record", + sql: sql, + binds: binds, + name: name, + connection_id: object_id, + cached: true, + ) + @query_cache[sql][binds] + else + @query_cache[sql][binds] = yield + end + result.dup + end end # If arel is locked this is a SELECT ... FOR UPDATE or somesuch. Such diff --git a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb index 0c6bc16e6f..7f4132accf 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb @@ -1,4 +1,5 @@ require "active_support/core_ext/big_decimal/conversions" +require "active_support/multibyte/chars" module ActiveRecord module ConnectionAdapters # :nodoc: @@ -140,6 +141,10 @@ module ActiveRecord quoted_date(value).sub(/\A2000-01-01 /, "") end + def quoted_binary(value) # :nodoc: + "'#{quote_string(value.to_s)}'" + end + private def type_casted_binds(binds) @@ -152,7 +157,7 @@ module ActiveRecord def _quote(value) case value - when String, ActiveSupport::Multibyte::Chars, Type::Binary::Data + when String, ActiveSupport::Multibyte::Chars "'#{quote_string(value.to_s)}'" when true then quoted_true when false then quoted_false @@ -160,6 +165,7 @@ module ActiveRecord # BigDecimals need to be put in a non-normalized form and quoted. when BigDecimal then value.to_s("F") when Numeric, ActiveSupport::Duration then value.to_s + when Type::Binary::Data then quoted_binary(value) when Type::Time::Value then "'#{quoted_time(value)}'" when Date, Time then "'#{quoted_date(value)}'" when Symbol then "'#{quote_string(value.to_s)}'" diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb index 322684672f..c48a4acff8 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb @@ -15,9 +15,9 @@ module ActiveRecord end delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, - :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys?, :foreign_key_options, to: :@conn + :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys_in_create?, :foreign_key_options, to: :@conn private :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, - :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys?, :foreign_key_options + :options_include_default?, :supports_indexes_in_create?, :supports_foreign_keys_in_create?, :foreign_key_options private @@ -29,7 +29,7 @@ module ActiveRecord end def visit_ColumnDefinition(o) - o.sql_type ||= type_to_sql(o.type, o.limit, o.precision, o.scale) + o.sql_type = type_to_sql(o.type, o.options) column_sql = "#{quote_column_name(o.name)} #{o.sql_type}" add_column_options!(column_sql, column_options(o)) unless o.type == :primary_key column_sql @@ -49,7 +49,7 @@ module ActiveRecord statements.concat(o.indexes.map { |column_name, options| index_in_create(o.name, column_name, options) }) end - if supports_foreign_keys? + if supports_foreign_keys_in_create? statements.concat(o.foreign_keys.map { |to_table, options| foreign_key_in_create(o.name, to_table, options) }) end @@ -96,17 +96,7 @@ module ActiveRecord end def column_options(o) - column_options = {} - column_options[:null] = o.null unless o.null.nil? - column_options[:default] = o.default unless o.default.nil? - column_options[:column] = o - column_options[:first] = o.first - column_options[:after] = o.after - column_options[:auto_increment] = o.auto_increment - column_options[:primary_key] = o.primary_key - column_options[:collation] = o.collation - column_options[:comment] = o.comment - column_options + o.options.merge(column: o) end def add_column_options!(sql, options) diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb index 9b324c090b..5eb7787226 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -3,29 +3,37 @@ module ActiveRecord # Abstract representation of an index definition on a table. Instances of # this type are typically created and returned by methods in database # adapters. e.g. ActiveRecord::ConnectionAdapters::AbstractMysqlAdapter#indexes - class IndexDefinition < Struct.new(:table, :name, :unique, :columns, :lengths, :orders, :where, :type, :using, :comment) #:nodoc: - end + IndexDefinition = Struct.new(:table, :name, :unique, :columns, :lengths, :orders, :where, :type, :using, :comment) #:nodoc: # Abstract representation of a column definition. Instances of this type # are typically created by methods in TableDefinition, and added to the # +columns+ attribute of said TableDefinition object, in order to be used # for generating a number of table creation or table changing SQL statements. - class ColumnDefinition < Struct.new(:name, :type, :limit, :precision, :scale, :default, :null, :first, :after, :auto_increment, :primary_key, :collation, :sql_type, :comment) #:nodoc: + ColumnDefinition = Struct.new(:name, :type, :options, :sql_type) do # :nodoc: def primary_key? - primary_key || type.to_sym == :primary_key + options[:primary_key] end - end - class AddColumnDefinition < Struct.new(:column) # :nodoc: - end + [:limit, :precision, :scale, :default, :null, :collation, :comment].each do |option_name| + module_eval <<-CODE, __FILE__, __LINE__ + 1 + def #{option_name} + options[:#{option_name}] + end - class ChangeColumnDefinition < Struct.new(:column, :name) #:nodoc: + def #{option_name}=(value) + options[:#{option_name}] = value + end + CODE + end end - class PrimaryKeyDefinition < Struct.new(:name) # :nodoc: - end + AddColumnDefinition = Struct.new(:column) # :nodoc: + + ChangeColumnDefinition = Struct.new(:column, :name) #:nodoc: - class ForeignKeyDefinition < Struct.new(:from_table, :to_table, :options) #:nodoc: + PrimaryKeyDefinition = Struct.new(:name) # :nodoc: + + ForeignKeyDefinition = Struct.new(:from_table, :to_table, :options) do #:nodoc: def name options[:name] end @@ -177,6 +185,7 @@ module ActiveRecord :text, :time, :timestamp, + :virtual, ].each do |column_type| module_eval <<-CODE, __FILE__, __LINE__ + 1 def #{column_type}(*args, **options) @@ -357,33 +366,22 @@ module ActiveRecord # # See {connection.add_reference}[rdoc-ref:SchemaStatements#add_reference] for details of the options you can use. def references(*args, **options) - args.each do |col| - ReferenceDefinition.new(col, **options).add_to(self) + args.each do |ref_name| + ReferenceDefinition.new(ref_name, options).add_to(self) end end alias :belongs_to :references - def new_column_definition(name, type, options) # :nodoc: + def new_column_definition(name, type, **options) # :nodoc: type = aliased_types(type.to_s, type) - column = create_column_definition name, type - - column.limit = options[:limit] - column.precision = options[:precision] - column.scale = options[:scale] - column.default = options[:default] - column.null = options[:null] - column.first = options[:first] - column.after = options[:after] - column.auto_increment = options[:auto_increment] - column.primary_key = type == :primary_key || options[:primary_key] - column.collation = options[:collation] - column.comment = options[:comment] - column + options[:primary_key] ||= type == :primary_key + options[:null] = false if options[:primary_key] + create_column_definition(name, type, options) end private - def create_column_definition(name, type) - ColumnDefinition.new name, type + def create_column_definition(name, type, options) + ColumnDefinition.new(name, type, options) end def aliased_types(name, fallback) @@ -591,8 +589,7 @@ module ActiveRecord # t.belongs_to(:supplier, foreign_key: true) # # See {connection.add_reference}[rdoc-ref:SchemaStatements#add_reference] for details of the options you can use. - def references(*args) - options = args.extract_options! + def references(*args, **options) args.each do |ref_name| @base.add_reference(name, ref_name, options) end @@ -605,8 +602,7 @@ module ActiveRecord # t.remove_belongs_to(:supplier, polymorphic: true) # # See {connection.remove_reference}[rdoc-ref:SchemaStatements#remove_reference] - def remove_references(*args) - options = args.extract_options! + def remove_references(*args, **options) args.each do |ref_name| @base.remove_reference(name, ref_name, options) end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb index b912d24626..34036d8a1d 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_dumper.rb @@ -7,13 +7,15 @@ module ActiveRecord # Adapter level by over-writing this code inside the database specific adapters module ColumnDumper def column_spec(column) - [schema_type(column), prepare_column_options(column)] + [schema_type_with_virtual(column), prepare_column_options(column)] end def column_spec_for_primary_key(column) return {} if default_primary_key?(column) spec = { id: schema_type(column).inspect } spec.merge!(prepare_column_options(column).except!(:null)) + spec[:default] ||= "nil" if explicit_primary_key_default?(column) + spec end # This can be overridden on an Adapter level basis to support other @@ -49,9 +51,10 @@ module ActiveRecord end # Lists the valid migration options - def migration_keys - [:limit, :precision, :scale, :default, :null, :collation, :comment] + def migration_keys # :nodoc: + column_options_keys end + deprecate :migration_keys private @@ -59,6 +62,18 @@ module ActiveRecord schema_type(column) == :bigint end + def explicit_primary_key_default?(column) + false + end + + def schema_type_with_virtual(column) + if supports_virtual_columns? && column.virtual? + :virtual + else + schema_type(column) + end + end + def schema_type(column) if column.bigint? :bigint diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index e5c0e1690c..3686ad8b54 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -69,7 +69,9 @@ module ActiveRecord end # Returns an array of indexes for the given table. - # def indexes(table_name, name = nil) end + def indexes(table_name, name = nil) + raise NotImplementedError, "#indexes is not implemented" + end # Checks to see if an index exists on a table for a given index definition. # @@ -120,7 +122,7 @@ module ActiveRecord checks = [] checks << lambda { |c| c.name == column_name } checks << lambda { |c| c.type == type } if type - migration_keys.each do |attr| + column_options_keys.each do |attr| checks << lambda { |c| c.send(attr) == options[attr] } if options.key?(attr) end @@ -271,8 +273,8 @@ module ActiveRecord yield td if block_given? - if options[:force] && data_source_exists?(table_name) - drop_table(table_name, options) + if options[:force] + drop_table(table_name, **options, if_exists: true) end result = execute schema_creation.accept td @@ -766,16 +768,17 @@ module ActiveRecord raise ArgumentError, "You must specify the index name" end else - index_name(table_name, column: options) + index_name(table_name, index_name_options(options)) end end # Verifies the existence of an index with a given name. - # - # The default argument is returned if the underlying implementation does not define the indexes method, - # as there's no way to determine the correct answer in that case. - def index_name_exists?(table_name, index_name, default) - return default unless respond_to?(:indexes) + def index_name_exists?(table_name, index_name, default = nil) + unless default.nil? + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing default to #index_name_exists? is deprecated without replacement. + MSG + end index_name = index_name.to_s indexes(table_name).detect { |i| i.name == index_name } end @@ -826,8 +829,8 @@ module ActiveRecord # # add_reference(:products, :supplier, foreign_key: {to_table: :firms}) # - def add_reference(table_name, *args) - ReferenceDefinition.new(*args).add_to(update_table_definition(table_name, self)) + def add_reference(table_name, ref_name, **options) + ReferenceDefinition.new(ref_name, options).add_to(update_table_definition(table_name, self)) end alias :add_belongs_to :add_reference @@ -1006,15 +1009,15 @@ module ActiveRecord end end - # Should not be called normally, but this operation is non-destructive. - # The migrations module handles this automatically. - def initialize_schema_migrations_table + def initialize_schema_migrations_table # :nodoc: ActiveRecord::SchemaMigration.create_table end + deprecate :initialize_schema_migrations_table - def initialize_internal_metadata_table + def initialize_internal_metadata_table # :nodoc: ActiveRecord::InternalMetadata.create_table end + deprecate :initialize_internal_metadata_table def internal_string_options_for_primary_key # :nodoc: { primary_key: true } @@ -1050,7 +1053,7 @@ module ActiveRecord end end - def type_to_sql(type, limit = nil, precision = nil, scale = nil) #:nodoc: + def type_to_sql(type, limit: nil, precision: nil, scale: nil, **) # :nodoc: type = type.to_sym if type if native = native_database_types[type] column_type_sql = (native.is_a?(Hash) ? native[:name] : native).dup @@ -1068,7 +1071,7 @@ module ActiveRecord raise ArgumentError, "Error adding decimal column: precision cannot be empty if scale is specified" end - elsif [:datetime, :time].include?(type) && precision ||= native[:precision] + elsif [:datetime, :time, :interval].include?(type) && precision ||= native[:precision] if (0..6) === precision column_type_sql << "(#{precision})" else @@ -1120,18 +1123,14 @@ module ActiveRecord end def add_index_options(table_name, column_name, comment: nil, **options) # :nodoc: - if column_name.is_a?(String) && /\W/.match?(column_name) - column_names = column_name - else - column_names = Array(column_name) - end + column_names = index_column_names(column_name) options.assert_valid_keys(:unique, :order, :name, :where, :length, :internal, :using, :algorithm, :type) index_type = options[:type].to_s if options.key?(:type) index_type ||= options[:unique] ? "UNIQUE" : "" index_name = options[:name].to_s if options.key?(:name) - index_name ||= index_name(table_name, index_name_options(column_names)) + index_name ||= index_name(table_name, column_names) if options.key?(:algorithm) algorithm = index_algorithms.fetch(options[:algorithm]) { @@ -1147,7 +1146,7 @@ module ActiveRecord validate_index_length!(table_name, index_name, options.fetch(:internal, false)) - if data_source_exists?(table_name) && index_name_exists?(table_name, index_name, false) + if data_source_exists?(table_name) && index_name_exists?(table_name, index_name) raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' already exists" end index_columns = quoted_columns_for_index(column_names, options).join(", ") @@ -1170,6 +1169,9 @@ module ActiveRecord end private + def column_options_keys + [:limit, :precision, :scale, :default, :null, :collation, :comment] + end def add_index_sort_order(quoted_columns, **options) if order = options[:order] @@ -1208,13 +1210,13 @@ module ActiveRecord if options.is_a?(Hash) checks << lambda { |i| i.name == options[:name].to_s } if options.key?(:name) - column_names = Array(options[:column]).map(&:to_s) + column_names = index_column_names(options[:column]) else - column_names = Array(options).map(&:to_s) + column_names = index_column_names(options) end - if column_names.any? - checks << lambda { |i| i.columns.join("_and_") == column_names.join("_and_") } + if column_names.present? + checks << lambda { |i| index_name(table_name, i.columns) == index_name(table_name, column_names) } end raise ArgumentError, "No name or columns specified" if checks.none? @@ -1261,8 +1263,16 @@ module ActiveRecord AlterTable.new create_table_definition(name) end + def index_column_names(column_names) + if column_names.is_a?(String) && /\W/.match?(column_names) + column_names + else + Array(column_names) + end + end + def index_name_options(column_names) - if column_names.is_a?(String) + if column_names.is_a?(String) && /\W/.match?(column_names) column_names = column_names.scan(/\w+/).join("_") end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index 4046b3829d..b31ce0a181 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -107,6 +107,7 @@ module ActiveRecord @schema_cache = SchemaCache.new self @quoted_column_names, @quoted_table_names = {}, {} @visitor = arel_visitor + @lock = Monitor.new if self.class.type_cast_config_to_boolean(config.fetch(:prepared_statements) { true }) @prepared_statements = true @@ -176,7 +177,7 @@ module ActiveRecord if @owner == Thread.current msg << "it is already leased by the current thread." else - msg << "it is already in use by a different thread: #{@owner}. " << + msg << "it is already in use by a different thread: #{@owner}. " \ "Current thread: #{Thread.current}." end raise ActiveRecordError, msg @@ -194,8 +195,8 @@ module ActiveRecord def expire if in_use? if @owner != Thread.current - raise ActiveRecordError, "Cannot expire connection, " << - "it is owned by a different thread: #{@owner}. " << + raise ActiveRecordError, "Cannot expire connection, " \ + "it is owned by a different thread: #{@owner}. " \ "Current thread: #{Thread.current}." end @@ -236,11 +237,10 @@ module ActiveRecord false end - # Can this adapter determine the primary key for tables not attached - # to an Active Record class, such as join tables? - def supports_primary_key? - false + def supports_primary_key? # :nodoc: + true end + deprecate :supports_primary_key? # Does this adapter support DDL rollbacks in transactions? That is, would # CREATE TABLE or ALTER TABLE get rolled back by a transaction? @@ -310,6 +310,12 @@ module ActiveRecord false end + # Does this adapter support creating foreign key constraints + # in the same statement as creating the table? + def supports_foreign_keys_in_create? + supports_foreign_keys? + end + # Does this adapter support views? def supports_views? false @@ -340,6 +346,11 @@ module ActiveRecord true end + # Does this adapter support virtual columns? + def supports_virtual_columns? + false + end + # This is meant to be implemented by the adapters that support extensions def disable_extension(name) end @@ -441,15 +452,15 @@ module ActiveRecord @connection end - def case_sensitive_comparison(table, attribute, column, value) - table[attribute].eq(Arel::Nodes::BindParam.new) + def case_sensitive_comparison(table, attribute, column, value) # :nodoc: + table[attribute].eq(value) end - def case_insensitive_comparison(table, attribute, column, value) + def case_insensitive_comparison(table, attribute, column, value) # :nodoc: if can_perform_case_insensitive_comparison_for?(column) - table[attribute].lower.eq(table.lower(Arel::Nodes::BindParam.new)) + table[attribute].lower.eq(table.lower(value)) else - table[attribute].eq(Arel::Nodes::BindParam.new) + table[attribute].eq(value) end end @@ -499,6 +510,10 @@ module ActiveRecord result end + def default_index_type?(index) # :nodoc: + index.using.nil? + end + private def initialize_type_map(m) @@ -591,7 +606,11 @@ module ActiveRecord binds: binds, type_casted_binds: type_casted_binds, statement_name: statement_name, - connection_id: object_id) { yield } + connection_id: object_id) do + @lock.synchronize do + yield + end + end rescue => e raise translate_exception_class(e, sql) end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb index 01cd1e5446..14269b4570 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -93,10 +93,6 @@ module ActiveRecord true end - def supports_primary_key? - true - end - def supports_bulk_alter? #:nodoc: true end @@ -141,6 +137,14 @@ module ActiveRecord end end + def supports_virtual_columns? + if mariadb? + version >= "5.2.0" + else + version >= "5.7.5" + end + end + def supports_advisory_locks? true end @@ -367,6 +371,12 @@ module ActiveRecord # Returns an array of indexes for the given table. def indexes(table_name, name = nil) #:nodoc: + if name + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing name to #indexes is deprecated without replacement. + MSG + end + indexes = [] current_index = nil execute_and_free("SHOW KEYS FROM #{quote_table_name(table_name)}", "SCHEMA") do |result| @@ -521,6 +531,7 @@ module ActiveRecord WHERE fk.referenced_column_name IS NOT NULL AND fk.table_schema = #{quote(schema)} AND fk.table_name = #{quote(name)} + AND rc.table_name = #{quote(name)} SQL fk_info.map do |row| @@ -559,7 +570,7 @@ module ActiveRecord end # Maps logical Rails types to MySQL-specific data types. - def type_to_sql(type, limit = nil, precision = nil, scale = nil, unsigned = nil) + def type_to_sql(type, limit: nil, precision: nil, scale: nil, unsigned: nil, **) # :nodoc: sql = \ case type.to_s when "integer" @@ -575,7 +586,7 @@ module ActiveRecord binary_to_sql(limit) end else - super(type, limit, precision, scale) + super end sql << " unsigned" if unsigned && type != :primary_key @@ -604,9 +615,9 @@ module ActiveRecord SQL end - def case_sensitive_comparison(table, attribute, column, value) + def case_sensitive_comparison(table, attribute, column, value) # :nodoc: if column.collation && !column.case_sensitive? - table[attribute].eq(Arel::Nodes::Bin.new(Arel::Nodes::BindParam.new)) + table[attribute].eq(Arel::Nodes::Bin.new(value)) else super end @@ -640,6 +651,10 @@ module ActiveRecord !native_database_types[type].nil? end + def default_index_type?(index) # :nodoc: + index.using == :btree || super + end + private def initialize_type_map(m) diff --git a/activerecord/lib/active_record/connection_adapters/connection_specification.rb b/activerecord/lib/active_record/connection_adapters/connection_specification.rb index dcf56997db..3e4ea28f63 100644 --- a/activerecord/lib/active_record/connection_adapters/connection_specification.rb +++ b/activerecord/lib/active_record/connection_adapters/connection_specification.rb @@ -149,9 +149,18 @@ module ActiveRecord # Expands each key in @configurations hash into fully resolved hash def resolve_all config = configurations.dup + + if env = ActiveRecord::ConnectionHandling::DEFAULT_ENV.call + env_config = config[env] if config[env].is_a?(Hash) && !(config[env].key?("adapter") || config[env].key?("url")) + end + + config.reject! { |k, v| v.is_a?(Hash) && !(v.key?("adapter") || v.key?("url")) } + config.merge! env_config if env_config + config.each do |key, value| config[key] = resolve(value) if value end + config end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/column.rb b/activerecord/lib/active_record/connection_adapters/mysql/column.rb index 1499c1681f..c9ad47c035 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/column.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/column.rb @@ -15,6 +15,10 @@ module ActiveRecord def auto_increment? extra == "auto_increment" end + + def virtual? + /\b(?:VIRTUAL|STORED|PERSISTENT)\b/.match?(extra) + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb b/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb index 78e7181266..8c67a7a80b 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/database_statements.rb @@ -3,7 +3,7 @@ module ActiveRecord module MySQL module DatabaseStatements # Returns an ActiveRecord::Result instance. - def select_all(arel, name = nil, binds = [], preparable: nil) + def select_all(arel, name = nil, binds = [], preparable: nil) # :nodoc: result = if ExplainRegistry.collect? && prepared_statements unprepared_statement { super } else @@ -15,8 +15,8 @@ module ActiveRecord # Returns an array of arrays containing the field values. # Order is the same as that returned by +columns+. - def select_rows(sql, name = nil, binds = []) - select_result(sql, name, binds) do |result| + def select_rows(arel, name = nil, binds = []) # :nodoc: + select_result(arel, name, binds) do |result| @connection.next_result while @connection.more_results? result.to_a end @@ -58,7 +58,9 @@ module ActiveRecord @connection.last_id end - def select_result(sql, name = nil, binds = []) + def select_result(arel, name, binds) + arel, binds = binds_from_relation(arel, binds) + sql = to_sql(arel, binds) if without_prepared_statement?(binds) execute_and_free(sql, name) { |result| yield result } else diff --git a/activerecord/lib/active_record/connection_adapters/mysql/quoting.rb b/activerecord/lib/active_record/connection_adapters/mysql/quoting.rb index 9d11ad28d4..d4f5906b33 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/quoting.rb @@ -36,15 +36,9 @@ module ActiveRecord end end - private - - def _quote(value) - if value.is_a?(Type::Binary::Data) - "x'#{value.hex}'" - else - super - end - end + def quoted_binary(value) + "x'#{value.hex}'" + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb index d808b50332..e8358271ab 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_creation.rb @@ -1,9 +1,9 @@ module ActiveRecord module ConnectionAdapters module MySQL - class SchemaCreation < AbstractAdapter::SchemaCreation - delegate :add_sql_comment!, to: :@conn - private :add_sql_comment! + class SchemaCreation < AbstractAdapter::SchemaCreation # :nodoc: + delegate :add_sql_comment!, :mariadb?, to: :@conn + private :add_sql_comment!, :mariadb? private @@ -11,11 +11,6 @@ module ActiveRecord "DROP FOREIGN KEY #{name}" end - def visit_ColumnDefinition(o) - o.sql_type = type_to_sql(o.type, o.limit, o.precision, o.scale, o.unsigned) - super - end - def visit_AddColumnDefinition(o) add_column_position!(super, column_options(o.column)) end @@ -29,12 +24,6 @@ module ActiveRecord add_sql_comment!(super, options[:comment]) end - def column_options(o) - column_options = super - column_options[:charset] = o.charset - column_options - end - def add_column_options!(sql, options) if charset = options[:charset] sql << " CHARACTER SET #{charset}" @@ -44,6 +33,13 @@ module ActiveRecord sql << " COLLATE #{collation}" end + if as = options[:as] + sql << " AS (#{as})" + if options[:stored] + sql << (mariadb? ? " PERSISTENT" : " STORED") + end + end + add_sql_comment!(super, options[:comment]) end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb index 0cf40de70f..773bbcef4e 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_definitions.rb @@ -3,10 +3,7 @@ module ActiveRecord module MySQL module ColumnMethods def primary_key(name, type = :primary_key, **options) - if type == :primary_key && !options.key?(:default) - options[:auto_increment] = true - options[:limit] = 8 - end + options[:auto_increment] = true if [:integer, :bigint].include?(type) && !options.key?(:default) super end @@ -59,33 +56,25 @@ module ActiveRecord end end - class ColumnDefinition < ActiveRecord::ConnectionAdapters::ColumnDefinition - attr_accessor :charset, :unsigned - end - class TableDefinition < ActiveRecord::ConnectionAdapters::TableDefinition include ColumnMethods - def new_column_definition(name, type, options) # :nodoc: - column = super - case column.type + def new_column_definition(name, type, **options) # :nodoc: + case type + when :virtual + type = options[:type] when :primary_key - column.type = :integer - column.auto_increment = true + type = :integer + options[:limit] ||= 8 + options[:auto_increment] = true + options[:primary_key] = true when /\Aunsigned_(?<type>.+)\z/ - column.type = $~[:type].to_sym - column.unsigned = true + type = $~[:type].to_sym + options[:unsigned] = true end - column.unsigned ||= options[:unsigned] - column.charset = options[:charset] - column - end - - private - def create_column_definition(name, type) - MySQL::ColumnDefinition.new(name, type) - end + super + end end class Table < ActiveRecord::ConnectionAdapters::Table diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb index 2065816501..ad4a069d73 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_dumper.rb @@ -1,19 +1,17 @@ module ActiveRecord module ConnectionAdapters module MySQL - module ColumnDumper - def column_spec_for_primary_key(column) - spec = super - if column.type == :integer && !column.auto_increment? - spec[:default] = schema_default(column) || "nil" - end - spec[:unsigned] = "true" if column.unsigned? - spec - end - + module ColumnDumper # :nodoc: def prepare_column_options(column) spec = super spec[:unsigned] = "true" if column.unsigned? + + if supports_virtual_columns? && column.virtual? + spec[:as] = extract_expression_for_virtual_column(column) + spec[:stored] = "true" if /\b(?:STORED|PERSISTENT)\b/.match?(column.extra) + spec = { type: schema_type(column).inspect }.merge!(spec) + end + spec end @@ -24,7 +22,11 @@ module ActiveRecord private def default_primary_key?(column) - super && column.auto_increment? + super && column.auto_increment? && !column.unsigned? + end + + def explicit_primary_key_default?(column) + column.type == :integer && !column.auto_increment? end def schema_type(column) @@ -46,6 +48,21 @@ module ActiveRecord column.collation.inspect if column.collation != @table_collation_cache[table_name] end end + + def extract_expression_for_virtual_column(column) + if mariadb? + create_table_info = create_table_info(column.table_name) + if %r/#{quote_column_name(column.name)} #{Regexp.quote(column.sql_type)} AS \((?<expression>.+?)\) #{column.extra}/m =~ create_table_info + $~[:expression].inspect + end + else + sql = "SELECT generation_expression FROM information_schema.columns" \ + " WHERE table_schema = #{quote(@config[:database])}" \ + " AND table_name = #{quote(column.table_name)}" \ + " AND column_name = #{quote(column.name)}" + select_value(sql, "SCHEMA").inspect + end + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb index 9a2017b443..705e6063dc 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb @@ -7,18 +7,14 @@ module ActiveRecord PostgreSQL::ExplainPrettyPrinter.new.pp(exec_query(sql, "EXPLAIN", binds)) end - def select_value(arel, name = nil, binds = []) - arel, binds = binds_from_relation arel, binds - sql = to_sql(arel, binds) - execute_and_clear(sql, name, binds) do |result| + def select_value(arel, name = nil, binds = []) # :nodoc: + select_result(arel, name, binds) do |result| result.getvalue(0, 0) if result.ntuples > 0 && result.nfields > 0 end end - def select_values(arel, name = nil, binds = []) - arel, binds = binds_from_relation arel, binds - sql = to_sql(arel, binds) - execute_and_clear(sql, name, binds) do |result| + def select_values(arel, name = nil, binds = []) # :nodoc: + select_result(arel, name, binds) do |result| if result.nfields > 0 result.column_values(0) else @@ -29,8 +25,8 @@ module ActiveRecord # Executes a SELECT query and returns an array of rows. Each row is an # array of field values. - def select_rows(sql, name = nil, binds = []) - execute_and_clear(sql, name, binds) do |result| + def select_rows(arel, name = nil, binds = []) # :nodoc: + select_result(arel, name, binds) do |result| result.values end end @@ -179,6 +175,14 @@ module ActiveRecord def suppress_composite_primary_key(pk) pk unless pk.is_a?(Array) end + + def select_result(arel, name, binds) + arel, binds = binds_from_relation(arel, binds) + sql = to_sql(arel, binds) + execute_and_clear(sql, name, binds) do |result| + yield result + end + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb index 0e526f6201..4098250f3e 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb @@ -11,6 +11,7 @@ require "active_record/connection_adapters/postgresql/oid/inet" require "active_record/connection_adapters/postgresql/oid/json" require "active_record/connection_adapters/postgresql/oid/jsonb" require "active_record/connection_adapters/postgresql/oid/money" +require "active_record/connection_adapters/postgresql/oid/oid" require "active_record/connection_adapters/postgresql/oid/point" require "active_record/connection_adapters/postgresql/oid/legacy_point" require "active_record/connection_adapters/postgresql/oid/range" diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/oid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/oid.rb new file mode 100644 index 0000000000..9c2ac08b30 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/oid.rb @@ -0,0 +1,13 @@ +module ActiveRecord + module ConnectionAdapters + module PostgreSQL + module OID # :nodoc: + class Oid < Type::Integer # :nodoc: + def type + :oid + end + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb index 2c714f4018..54d5d0902e 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb @@ -1,5 +1,3 @@ -require "active_support/core_ext/string/filters" - module ActiveRecord module ConnectionAdapters module PostgreSQL diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb index 2d2fede4e8..564e82a4ac 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb @@ -5,8 +5,9 @@ module ActiveRecord class SpecializedString < Type::String # :nodoc: attr_reader :type - def initialize(type) + def initialize(type, **options) @type = type + super(options) end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index 3783925954..6663448a99 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -55,6 +55,10 @@ module ActiveRecord end end + def quoted_binary(value) # :nodoc: + "'#{escape_bytea(value.to_s)}'" + end + def quote_default_expression(value, column) # :nodoc: if value.is_a?(Proc) value.call @@ -76,8 +80,6 @@ module ActiveRecord def _quote(value) case value - when Type::Binary::Data - "'#{escape_bytea(value.to_s)}'" when OID::Xml::Data "xml '#{quote_string(value.to_s)}'" when OID::Bit::Data diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_creation.rb new file mode 100644 index 0000000000..e1d5089115 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_creation.rb @@ -0,0 +1,15 @@ +module ActiveRecord + module ConnectionAdapters + module PostgreSQL + class SchemaCreation < AbstractAdapter::SchemaCreation # :nodoc: + private + def add_column_options!(sql, options) + if options[:collation] + sql << " COLLATE \"#{options[:collation]}\"" + end + super + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb index 4afb4733eb..11ea1e5144 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb @@ -42,6 +42,7 @@ module ActiveRecord # a record (as primary keys cannot be +nil+). This might be done via the # +SecureRandom.uuid+ method and a +before_save+ callback, for instance. def primary_key(name, type = :primary_key, **options) + options[:auto_increment] = true if [:integer, :bigint].include?(type) && !options.key?(:default) if type == :uuid options[:default] = options.fetch(:default, "gen_random_uuid()") elsif options.delete(:auto_increment) == true && %i(integer bigint).include?(type) @@ -87,6 +88,10 @@ module ActiveRecord args.each { |name| column(name, :inet, options) } end + def interval(*args, **options) + args.each { |name| column(name, :interval, options) } + end + def int4range(*args, **options) args.each { |name| column(name, :int4range, options) } end @@ -119,6 +124,10 @@ module ActiveRecord args.each { |name| column(name, :numrange, options) } end + def oid(*args, **options) + args.each { |name| column(name, :oid, options) } + end + def point(*args, **options) args.each { |name| column(name, :point, options) } end @@ -172,24 +181,8 @@ module ActiveRecord end end - class ColumnDefinition < ActiveRecord::ConnectionAdapters::ColumnDefinition - attr_accessor :array - end - class TableDefinition < ActiveRecord::ConnectionAdapters::TableDefinition include ColumnMethods - - def new_column_definition(name, type, options) # :nodoc: - column = super - column.array = options[:array] - column - end - - private - - def create_column_definition(name, type) - PostgreSQL::ColumnDefinition.new name, type - end end class Table < ActiveRecord::ConnectionAdapters::Table diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_dumper.rb index 7808d37deb..5555a46b6b 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_dumper.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_dumper.rb @@ -1,15 +1,7 @@ module ActiveRecord module ConnectionAdapters module PostgreSQL - module ColumnDumper - def column_spec_for_primary_key(column) - spec = super - if schema_type(column) == :uuid - spec[:default] ||= "nil" - end - spec - end - + module ColumnDumper # :nodoc: # Adds +:array+ option to the default set def prepare_column_options(column) spec = super @@ -28,6 +20,10 @@ module ActiveRecord schema_type(column) == :bigserial end + def explicit_primary_key_default?(column) + column.type == :uuid || (column.type == :integer && !column.serial?) + end + def schema_type(column) return super unless column.serial? diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index 85836fc575..a61d920a73 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -3,22 +3,6 @@ require "active_support/core_ext/string/strip" module ActiveRecord module ConnectionAdapters module PostgreSQL - class SchemaCreation < AbstractAdapter::SchemaCreation - private - - def visit_ColumnDefinition(o) - o.sql_type = type_to_sql(o.type, o.limit, o.precision, o.scale, o.array) - super - end - - def add_column_options!(sql, options) - if options[:collation] - sql << " COLLATE \"#{options[:collation]}\"" - end - super - end - end - module SchemaStatements # Drops the database specified on the +name+ attribute # and creates it again using the provided +options+. @@ -148,7 +132,12 @@ module ActiveRecord end # Verifies existence of an index with a given name. - def index_name_exists?(table_name, index_name, default) + def index_name_exists?(table_name, index_name, default = nil) + unless default.nil? + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing default to #index_name_exists? is deprecated without replacement. + MSG + end table = Utils.extract_schema_qualified_name(table_name.to_s) index = Utils.extract_schema_qualified_name(index_name.to_s) @@ -166,7 +155,13 @@ module ActiveRecord end # Returns an array of indexes for the given table. - def indexes(table_name, name = nil) + def indexes(table_name, name = nil) # :nodoc: + if name + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing name to #indexes is deprecated without replacement. + MSG + end + table = Utils.extract_schema_qualified_name(table_name.to_s) result = query(<<-SQL, "SCHEMA") @@ -435,17 +430,18 @@ module ActiveRecord end def primary_keys(table_name) # :nodoc: + name = Utils.extract_schema_qualified_name(table_name.to_s) select_values(<<-SQL.strip_heredoc, "SCHEMA") - WITH pk_constraint AS ( - SELECT conrelid, unnest(conkey) AS connum FROM pg_constraint - WHERE contype = 'p' - AND conrelid = #{quote(quote_table_name(table_name))}::regclass - ), cons AS ( - SELECT conrelid, connum, row_number() OVER() AS rownum FROM pk_constraint - ) - SELECT attr.attname FROM pg_attribute attr - INNER JOIN cons ON attr.attrelid = cons.conrelid AND attr.attnum = cons.connum - ORDER BY cons.rownum + SELECT column_name + FROM information_schema.key_column_usage kcu + JOIN information_schema.table_constraints tc + ON kcu.table_name = tc.table_name + AND kcu.table_schema = tc.table_schema + AND kcu.constraint_name = tc.constraint_name + WHERE constraint_type = 'PRIMARY KEY' + AND kcu.table_name = #{quote(name.identifier)} + AND kcu.table_schema = #{name.schema ? quote(name.schema) : "ANY (current_schemas(false))"} + ORDER BY kcu.ordinal_position SQL end @@ -480,7 +476,7 @@ module ActiveRecord clear_cache! quoted_table_name = quote_table_name(table_name) quoted_column_name = quote_column_name(column_name) - sql_type = type_to_sql(type, options[:limit], options[:precision], options[:scale], options[:array]) + sql_type = type_to_sql(type, options) sql = "ALTER TABLE #{quoted_table_name} ALTER COLUMN #{quoted_column_name} TYPE #{sql_type}" if options[:collation] sql << " COLLATE \"#{options[:collation]}\"" @@ -488,7 +484,7 @@ module ActiveRecord if options[:using] sql << " USING #{options[:using]}" elsif options[:cast_as] - cast_as_type = type_to_sql(options[:cast_as], options[:limit], options[:precision], options[:scale], options[:array]) + cast_as_type = type_to_sql(options[:cast_as], options) sql << " USING CAST(#{quoted_column_name} AS #{cast_as_type})" end execute sql @@ -624,7 +620,7 @@ module ActiveRecord end # Maps logical Rails types to PostgreSQL-specific data types. - def type_to_sql(type, limit = nil, precision = nil, scale = nil, array = nil) + def type_to_sql(type, limit: nil, precision: nil, scale: nil, array: nil, **) # :nodoc: sql = \ case type.to_s when "binary" @@ -649,7 +645,7 @@ module ActiveRecord else raise(ActiveRecordError, "No integer type has byte size #{limit}. Use a numeric with scale 0 instead.") end else - super(type, limit, precision, scale) + super end sql << "[]" if array && type != :primary_key diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index 0ebd907cc0..c89e29ba44 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -9,6 +9,7 @@ require "active_record/connection_adapters/postgresql/explain_pretty_printer" require "active_record/connection_adapters/postgresql/oid" require "active_record/connection_adapters/postgresql/quoting" require "active_record/connection_adapters/postgresql/referential_integrity" +require "active_record/connection_adapters/postgresql/schema_creation" require "active_record/connection_adapters/postgresql/schema_definitions" require "active_record/connection_adapters/postgresql/schema_dumper" require "active_record/connection_adapters/postgresql/schema_statements" @@ -108,6 +109,8 @@ module ActiveRecord bit: { name: "bit" }, bit_varying: { name: "bit varying" }, money: { name: "money" }, + interval: { name: "interval" }, + oid: { name: "oid" }, } OID = PostgreSQL::OID #:nodoc: @@ -233,7 +236,9 @@ module ActiveRecord # Clears the prepared statements cache. def clear_cache! - @statements.clear + @lock.synchronize do + @statements.clear + end end def truncate(table_name, name = nil) @@ -281,11 +286,6 @@ module ActiveRecord true end - # Does PostgreSQL support finding primary key on non-Active Record tables? - def supports_primary_key? #:nodoc: - true - end - def set_standard_conforming_strings execute("SET standard_conforming_strings = on", "SCHEMA") end @@ -404,6 +404,10 @@ module ActiveRecord @connection.server_version end + def default_index_type?(index) # :nodoc: + index.using == :btree || super + end + private # See http://www.postgresql.org/docs/current/static/errcodes-appendix.html @@ -438,7 +442,7 @@ module ActiveRecord end end - def get_oid_type(oid, fmod, column_name, sql_type = "") + def get_oid_type(oid, fmod, column_name, sql_type = "".freeze) if !type_map.key?(oid) load_additional_types(type_map, [oid]) end @@ -455,7 +459,7 @@ module ActiveRecord register_class_with_limit m, "int2", Type::Integer register_class_with_limit m, "int4", Type::Integer register_class_with_limit m, "int8", Type::Integer - m.alias_type "oid", "int2" + m.register_type "oid", OID::Oid.new m.register_type "float4", Type::Float.new m.alias_type "float8", "float4" m.register_type "text", Type::Text.new @@ -490,8 +494,10 @@ module ActiveRecord m.register_type "polygon", OID::SpecializedString.new(:polygon) m.register_type "circle", OID::SpecializedString.new(:circle) - # FIXME: why are we keeping these types as strings? - m.alias_type "interval", "varchar" + m.register_type "interval" do |_, _, sql_type| + precision = extract_precision(sql_type) + OID::SpecializedString.new(:interval, precision: precision) + end register_class_with_precision m, "time", Type::Time register_class_with_precision m, "timestamp", OID::DateTime @@ -633,8 +639,10 @@ module ActiveRecord if in_transaction? raise ActiveRecord::PreparedStatementCacheExpired.new(e.cause.message) else - # outside of transactions we can simply flush this query and retry - @statements.delete sql_key(sql) + @lock.synchronize do + # outside of transactions we can simply flush this query and retry + @statements.delete sql_key(sql) + end retry end end @@ -670,19 +678,21 @@ module ActiveRecord # Prepare the statement if it hasn't been prepared, return # the statement key. def prepare_statement(sql) - sql_key = sql_key(sql) - unless @statements.key? sql_key - nextkey = @statements.next_key - begin - @connection.prepare nextkey, sql - rescue => e - raise translate_exception_class(e, sql) + @lock.synchronize do + sql_key = sql_key(sql) + unless @statements.key? sql_key + nextkey = @statements.next_key + begin + @connection.prepare nextkey, sql + rescue => e + raise translate_exception_class(e, sql) + end + # Clear the queue + @connection.get_last_result + @statements[sql_key] = nextkey end - # Clear the queue - @connection.get_last_result - @statements[sql_key] = nextkey + @statements[sql_key] end - @statements[sql_key] end # Connects to a PostgreSQL server and sets up the adapter depending on the @@ -759,11 +769,11 @@ module ActiveRecord query(<<-end_sql, "SCHEMA") SELECT a.attname, format_type(a.atttypid, a.atttypmod), pg_get_expr(d.adbin, d.adrelid), a.attnotnull, a.atttypid, a.atttypmod, - (SELECT c.collname FROM pg_collation c, pg_type t - WHERE c.oid = a.attcollation AND t.oid = a.atttypid AND a.attcollation <> t.typcollation), - col_description(a.attrelid, a.attnum) AS comment - FROM pg_attribute a LEFT JOIN pg_attrdef d - ON a.attrelid = d.adrelid AND a.attnum = d.adnum + c.collname, col_description(a.attrelid, a.attnum) AS comment + FROM pg_attribute a + LEFT JOIN pg_attrdef d ON a.attrelid = d.adrelid AND a.attnum = d.adnum + LEFT JOIN pg_type t ON a.atttypid = t.oid + LEFT JOIN pg_collation c ON a.attcollation = c.oid AND a.attcollation <> t.typcollation WHERE a.attrelid = #{quote(quote_table_name(table_name))}::regclass AND a.attnum > 0 AND NOT a.attisdropped ORDER BY a.attnum diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb index f01ed67b0f..7276a65098 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb @@ -18,15 +18,11 @@ module ActiveRecord quoted_date(value) end - private + def quoted_binary(value) + "x'#{value.hex}'" + end - def _quote(value) - if value.is_a?(Type::Binary::Data) - "x'#{value.hex}'" - else - super - end - end + private def _type_cast(value) case value diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb index 70c0d28830..bc798d1dbb 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb @@ -1,15 +1,8 @@ module ActiveRecord module ConnectionAdapters module SQLite3 - class SchemaCreation < AbstractAdapter::SchemaCreation + class SchemaCreation < AbstractAdapter::SchemaCreation # :nodoc: private - - def column_options(o) - options = super - options[:null] = false if o.primary_key - options - end - def add_column_options!(sql, options) if options[:collation] sql << " COLLATE \"#{options[:collation]}\"" diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb index d0b38dff4c..e157e4b218 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_definitions.rb @@ -3,7 +3,7 @@ module ActiveRecord module SQLite3 module ColumnMethods def primary_key(name, type = :primary_key, **options) - if options.delete(:auto_increment) == true && %i(integer bigint).include?(type) + if %i(integer bigint).include?(type) && (options.delete(:auto_increment) == true || !options.key?(:default)) type = :primary_key end @@ -13,6 +13,11 @@ module ActiveRecord class TableDefinition < ActiveRecord::ConnectionAdapters::TableDefinition include ColumnMethods + + def references(*args, **options) + super(*args, type: :integer, **options) + end + alias :belongs_to :references end class Table < ActiveRecord::ConnectionAdapters::Table diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_dumper.rb index c027fef83c..eec018eda3 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_dumper.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_dumper.rb @@ -1,12 +1,16 @@ module ActiveRecord module ConnectionAdapters module SQLite3 - module ColumnDumper + module ColumnDumper # :nodoc: private def default_primary_key?(column) schema_type(column) == :integer end + + def explicit_primary_key_default?(column) + column.bigint? + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index 297e2997a9..16ef195bfc 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -95,6 +95,8 @@ module ActiveRecord @active = nil @statements = StatementPool.new(self.class.type_cast_config_to_integer(config[:statement_limit])) + + configure_connection end def supports_ddl_transactions? @@ -120,12 +122,12 @@ module ActiveRecord true end - def supports_primary_key? #:nodoc: + def requires_reloading? true end - def requires_reloading? - true + def supports_foreign_keys_in_create? + sqlite_version >= "3.6.19" end def supports_views? @@ -185,6 +187,19 @@ module ActiveRecord true end + # REFERENTIAL INTEGRITY ==================================== + + def disable_referential_integrity # :nodoc: + old = select_value("PRAGMA foreign_keys") + + begin + execute("PRAGMA foreign_keys = OFF") + yield + ensure + execute("PRAGMA foreign_keys = #{old}") + end + end + #-- # DATABASE STATEMENTS ====================================== #++ @@ -316,6 +331,12 @@ module ActiveRecord # Returns an array of indexes for the given table. def indexes(table_name, name = nil) #:nodoc: + if name + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing name to #indexes is deprecated without replacement. + MSG + end + exec_query("PRAGMA index_list(#{quote_table_name(table_name)})", "SCHEMA").map do |row| sql = <<-SQL SELECT sql @@ -418,6 +439,24 @@ module ActiveRecord rename_column_indexes(table_name, column.name, new_column_name) end + def add_reference(table_name, ref_name, **options) # :nodoc: + super(table_name, ref_name, type: :integer, **options) + end + alias :add_belongs_to :add_reference + + def foreign_keys(table_name) + fk_info = select_all("PRAGMA foreign_key_list(#{quote(table_name)})", "SCHEMA") + fk_info.map do |row| + options = { + column: row["from"], + primary_key: row["to"], + on_delete: extract_foreign_key_action(row["on_delete"]), + on_update: extract_foreign_key_action(row["on_update"]) + } + ForeignKeyDefinition.new(table_name, row["table"], options) + end + end + private def table_structure(table_name) @@ -519,6 +558,8 @@ module ActiveRecord RecordNotUnique.new(message) when /.* may not be NULL/, /NOT NULL constraint failed: .*/ NotNullViolation.new(message) + when /FOREIGN KEY constraint failed/i + InvalidForeignKey.new(message) else super end @@ -568,6 +609,18 @@ module ActiveRecord def create_table_definition(*args) SQLite3::TableDefinition.new(*args) end + + def extract_foreign_key_action(specifier) + case specifier + when "CASCADE"; :cascade + when "SET NULL"; :nullify + when "RESTRICT"; :restrict + end + end + + def configure_connection + execute("PRAGMA foreign_keys = ON", "SCHEMA") + end end end end diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb index 5d0f82130d..0028dc0edb 100644 --- a/activerecord/lib/active_record/core.rb +++ b/activerecord/lib/active_record/core.rb @@ -196,12 +196,12 @@ module ActiveRecord end def find_by(*args) # :nodoc: - return super if scope_attributes? || !(Hash === args.first) || reflect_on_all_aggregations.any? + return super if scope_attributes? || reflect_on_all_aggregations.any? hash = args.first - return super if hash.values.any? { |v| - v.nil? || Array === v || Hash === v || Relation === v + return super if !(Hash === hash) || hash.values.any? { |v| + v.nil? || Array === v || Hash === v || Relation === v || Base === v } # We can't cache Post.find_by(author: david) ...yet @@ -308,7 +308,7 @@ module ActiveRecord relation = Relation.create(self, arel_table, predicate_builder) if finder_needs_type_condition? && !ignore_default_scope? - relation.where(type_condition).create_with(inheritance_column.to_sym => sti_name) + relation.where(type_condition).create_with(inheritance_column.to_s => sti_name) else relation end @@ -450,7 +450,7 @@ module ActiveRecord # [ Person.find(1), Person.find(2), Person.find(3) ] & [ Person.find(1), Person.find(4) ] # => [ Person.find(1) ] def hash if id - self.class.hash ^ self.id.hash + self.class.hash ^ id.hash else super end @@ -472,7 +472,7 @@ module ActiveRecord # Allows sort on objects def <=>(other_object) if other_object.is_a?(self.class) - self.to_key <=> other_object.to_key + to_key <=> other_object.to_key else super end diff --git a/activerecord/lib/active_record/counter_cache.rb b/activerecord/lib/active_record/counter_cache.rb index 93b9371206..cbd71a3779 100644 --- a/activerecord/lib/active_record/counter_cache.rb +++ b/activerecord/lib/active_record/counter_cache.rb @@ -105,7 +105,8 @@ module ActiveRecord end if touch - updates << sanitize_sql_for_assignment(touch_updates(touch)) + touch_updates = touch_updates(touch) + updates << sanitize_sql_for_assignment(touch_updates) unless touch_updates.empty? end unscoped.where(primary_key => id).update_all updates.join(", ") diff --git a/activerecord/lib/active_record/fixtures.rb b/activerecord/lib/active_record/fixtures.rb index de1b0d63bc..e79167d568 100644 --- a/activerecord/lib/active_record/fixtures.rb +++ b/activerecord/lib/active_record/fixtures.rb @@ -885,7 +885,7 @@ module ActiveRecord # # The keys must be the fixture names, that coincide with the short paths to the fixture files. def set_fixture_class(class_names = {}) - self.fixture_class_names = self.fixture_class_names.merge(class_names.stringify_keys) + self.fixture_class_names = fixture_class_names.merge(class_names.stringify_keys) end def fixtures(*fixture_set_names) @@ -970,6 +970,7 @@ module ActiveRecord @fixture_connections = enlist_fixture_connections @fixture_connections.each do |connection| connection.begin_transaction joinable: false + connection.pool.lock_thread = true end # When connections are established in the future, begin a transaction too @@ -985,6 +986,7 @@ module ActiveRecord if connection && !@fixture_connections.include?(connection) connection.begin_transaction joinable: false + connection.pool.lock_thread = true @fixture_connections << connection end end @@ -1007,6 +1009,7 @@ module ActiveRecord ActiveSupport::Notifications.unsubscribe(@connection_subscriber) if @connection_subscriber @fixture_connections.each do |connection| connection.rollback_transaction if connection.transaction_open? + connection.pool.lock_thread = false end @fixture_connections.clear else diff --git a/activerecord/lib/active_record/locking/pessimistic.rb b/activerecord/lib/active_record/locking/pessimistic.rb index e73cb4fc12..263e2a5f7f 100644 --- a/activerecord/lib/active_record/locking/pessimistic.rb +++ b/activerecord/lib/active_record/locking/pessimistic.rb @@ -59,7 +59,16 @@ module ActiveRecord # or pass true for "FOR UPDATE" (the default, an exclusive row lock). Returns # the locked record. def lock!(lock = true) - reload(lock: lock) if persisted? + if persisted? + if changed? + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Locking a record with unpersisted changes is deprecated and will raise an + exception in Rails 5.2. Use `save` to persist the changes, or `reload` to + discard them explicitly. + MSG + end + reload(lock: lock) + end self end diff --git a/activerecord/lib/active_record/log_subscriber.rb b/activerecord/lib/active_record/log_subscriber.rb index 4b8d8d9105..ea101946f4 100644 --- a/activerecord/lib/active_record/log_subscriber.rb +++ b/activerecord/lib/active_record/log_subscriber.rb @@ -81,7 +81,7 @@ module ActiveRecord RED when /transaction\s*\Z/i CYAN - else + else MAGENTA end end diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index ed0c81b639..40f6226315 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -525,7 +525,7 @@ module ActiveRecord raise StandardError, "Directly inheriting from ActiveRecord::Migration is not supported. " \ "Please specify the Rails release the migration was written for:\n" \ "\n" \ - " class #{self.class.name} < ActiveRecord::Migration[4.2]" + " class #{subclass} < ActiveRecord::Migration[4.2]" end end @@ -692,7 +692,7 @@ module ActiveRecord connection.respond_to?(:reverting) && connection.reverting end - class ReversibleBlockHelper < Struct.new(:reverting) # :nodoc: + ReversibleBlockHelper = Struct.new(:reverting) do # :nodoc: def up yield unless reverting end @@ -938,7 +938,7 @@ module ActiveRecord # MigrationProxy is used to defer loading of the actual migration classes # until they are needed - class MigrationProxy < Struct.new(:name, :version, :filename, :scope) + MigrationProxy = Struct.new(:name, :version, :filename, :scope) do def initialize(name, version, filename, scope) super @migration = nil @@ -1107,8 +1107,8 @@ module ActiveRecord validate(@migrations) - Base.connection.initialize_schema_migrations_table - Base.connection.initialize_internal_metadata_table + ActiveRecord::SchemaMigration.create_table + ActiveRecord::InternalMetadata.create_table end def current_version @@ -1170,9 +1170,10 @@ module ActiveRecord def run_without_lock migration = migrations.detect { |m| m.version == @target_version } raise UnknownMigrationVersionError.new(@target_version) if migration.nil? - execute_migration_in_transaction(migration, @direction) + result = execute_migration_in_transaction(migration, @direction) record_environment + result end # Used for running multiple migrations up to or down to a certain value. @@ -1181,11 +1182,12 @@ module ActiveRecord raise UnknownMigrationVersionError.new(@target_version) end - runnable.each do |migration| + result = runnable.each do |migration| execute_migration_in_transaction(migration, @direction) end record_environment + result end # Stores the current environment in the database. diff --git a/activerecord/lib/active_record/migration/compatibility.rb b/activerecord/lib/active_record/migration/compatibility.rb index 2904634eb7..85032ce470 100644 --- a/activerecord/lib/active_record/migration/compatibility.rb +++ b/activerecord/lib/active_record/migration/compatibility.rb @@ -14,23 +14,62 @@ module ActiveRecord V5_1 = Current class V5_0 < V5_1 + module TableDefinition + def references(*args, **options) + super(*args, type: :integer, **options) + end + alias :belongs_to :references + end + def create_table(table_name, options = {}) if adapter_name == "PostgreSQL" - if options[:id] == :uuid && !options[:default] + if options[:id] == :uuid && !options.key?(:default) options[:default] = "uuid_generate_v4()" end end + unless adapter_name == "Mysql2" && options[:id] == :bigint + if [:integer, :bigint].include?(options[:id]) && !options.key?(:default) + options[:default] = nil + end + end + # Since 5.1 Postgres adapter uses bigserial type for primary # keys by default and MySQL uses bigint. This compat layer makes old migrations utilize # serial/int type instead -- the way it used to work before 5.1. - if options[:id].blank? + unless options.key?(:id) options[:id] = :integer - options[:auto_increment] = true end - super + if block_given? + super(table_name, options) do |t| + class << t + prepend TableDefinition + end + yield t + end + else + super + end end + + def change_table(table_name, options = {}) + if block_given? + super(table_name, options) do |t| + class << t + prepend TableDefinition + end + yield t + end + else + super + end + end + + def add_reference(table_name, ref_name, **options) + super(table_name, ref_name, type: :integer, **options) + end + alias :add_belongs_to :add_reference end class V4_2 < V5_0 @@ -106,13 +145,13 @@ module ActiveRecord def index_name_for_remove(table_name, options = {}) index_name = index_name(table_name, options) - unless index_name_exists?(table_name, index_name, true) + unless index_name_exists?(table_name, index_name) if options.is_a?(Hash) && options.has_key?(:name) options_without_column = options.dup options_without_column.delete :column index_name_without_column = index_name(table_name, options_without_column) - return index_name_without_column if index_name_exists?(table_name, index_name_without_column, false) + return index_name_without_column if index_name_exists?(table_name, index_name_without_column) end raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' does not exist" diff --git a/activerecord/lib/active_record/model_schema.rb b/activerecord/lib/active_record/model_schema.rb index 2a28c6bf6d..54216caaaf 100644 --- a/activerecord/lib/active_record/model_schema.rb +++ b/activerecord/lib/active_record/model_schema.rb @@ -432,6 +432,7 @@ module ActiveRecord connection.schema_cache.clear_data_source_cache!(table_name) reload_schema_from_cache + initialize_find_by_cache end private diff --git a/activerecord/lib/active_record/nested_attributes.rb b/activerecord/lib/active_record/nested_attributes.rb index e983026961..01ecd79b8f 100644 --- a/activerecord/lib/active_record/nested_attributes.rb +++ b/activerecord/lib/active_record/nested_attributes.rb @@ -393,7 +393,7 @@ module ActiveRecord # update_only is true, and a <tt>:_destroy</tt> key set to a truthy value, # then the existing record will be marked for destruction. def assign_nested_attributes_for_one_to_one_association(association_name, attributes) - options = self.nested_attributes_options[association_name] + options = nested_attributes_options[association_name] if attributes.respond_to?(:permitted?) attributes = attributes.to_h end @@ -452,7 +452,7 @@ module ActiveRecord # { id: '2', _destroy: true } # ]) def assign_nested_attributes_for_collection_association(association_name, attributes_collection) - options = self.nested_attributes_options[association_name] + options = nested_attributes_options[association_name] if attributes_collection.respond_to?(:permitted?) attributes_collection = attributes_collection.to_h end @@ -562,7 +562,7 @@ module ActiveRecord def call_reject_if(association_name, attributes) return false if will_be_destroyed?(association_name, attributes) - case callback = self.nested_attributes_options[association_name][:reject_if] + case callback = nested_attributes_options[association_name][:reject_if] when Symbol method(callback).arity == 0 ? send(callback) : send(callback, attributes) when Proc diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 63d8a201f0..7ceb7d1a55 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -148,6 +148,8 @@ module ActiveRecord # # Attributes marked as readonly are silently ignored if the record is # being updated. + # + # Unless an error is raised, returns true. def save!(*args) create_or_update(*args) || raise(RecordNotSaved.new("Failed to save the record", self)) end @@ -338,14 +340,16 @@ module ActiveRecord self end - # Wrapper around #increment that saves the record. This method differs from - # its non-bang version in that it passes through the attribute setter. - # Saving is not subjected to validation checks. Returns +true+ if the - # record could be saved. - def increment!(attribute, by = 1) + # Wrapper around #increment that writes the update to the database. + # Only +attribute+ is updated; the record itself is not saved. + # This means that any other modified attributes will still be dirty. + # Validations and callbacks are skipped. Supports the `touch` option from + # +update_counters+, see that for more. + # Returns +self+. + def increment!(attribute, by = 1, touch: nil) increment(attribute, by) change = public_send(attribute) - (attribute_in_database(attribute.to_s) || 0) - self.class.update_counters(id, attribute => change) + self.class.update_counters(id, attribute => change, touch: touch) clear_attribute_change(attribute) # eww self end @@ -357,12 +361,14 @@ module ActiveRecord increment(attribute, -by) end - # Wrapper around #decrement that saves the record. This method differs from - # its non-bang version in the sense that it passes through the attribute setter. - # Saving is not subjected to validation checks. Returns +true+ if the - # record could be saved. - def decrement!(attribute, by = 1) - increment!(attribute, -by) + # Wrapper around #decrement that writes the update to the database. + # Only +attribute+ is updated; the record itself is not saved. + # This means that any other modified attributes will still be dirty. + # Validations and callbacks are skipped. Supports the `touch` option from + # +update_counters+, see that for more. + # Returns +self+. + def decrement!(attribute, by = 1, touch: nil) + increment!(attribute, -by, touch: touch) end # Assigns to +attribute+ the boolean opposite of <tt>attribute?</tt>. So diff --git a/activerecord/lib/active_record/railtie.rb b/activerecord/lib/active_record/railtie.rb index 2701c5bca9..0276d41494 100644 --- a/activerecord/lib/active_record/railtie.rb +++ b/activerecord/lib/active_record/railtie.rb @@ -87,8 +87,8 @@ module ActiveRecord if File.file?(filename) cache = YAML.load(File.read(filename)) if cache.version == ActiveRecord::Migrator.current_version - self.connection.schema_cache = cache - self.connection_pool.schema_cache = cache.dup + connection.schema_cache = cache + connection_pool.schema_cache = cache.dup else warn "Ignoring db/schema_cache.yml because it has expired. The current schema version is #{ActiveRecord::Migrator.current_version}, but the one in the cache is #{cache.version}." end diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake index cf1c0fb423..246d330b76 100644 --- a/activerecord/lib/active_record/railties/databases.rake +++ b/activerecord/lib/active_record/railties/databases.rake @@ -309,14 +309,6 @@ db_namespace = namespace :db do end namespace :test do - - task :deprecated do - Rake.application.top_level_tasks.grep(/^db:test:/).each do |task| - $stderr.puts "WARNING: #{task} is deprecated. The Rails test helper now maintains " \ - "your test schema automatically, see the release notes for details." - end - end - # desc "Recreate the test database from the current schema" task load: %w(db:test:purge) do case ActiveRecord::Base.schema_format @@ -345,22 +337,6 @@ db_namespace = namespace :db do ActiveRecord::Tasks::DatabaseTasks.load_schema ActiveRecord::Base.configurations["test"], :sql, ENV["SCHEMA"] end - # desc "Recreate the test database from a fresh schema" - task clone: %w(db:test:deprecated environment) do - case ActiveRecord::Base.schema_format - when :ruby - db_namespace["test:clone_schema"].invoke - when :sql - db_namespace["test:clone_structure"].invoke - end - end - - # desc "Recreate the test database from a fresh schema.rb file" - task clone_schema: %w(db:test:deprecated db:schema:dump db:test:load_schema) - - # desc "Recreate the test database from a fresh structure.sql file" - task clone_structure: %w(db:test:deprecated db:structure:dump db:test:load_structure) - # desc "Empty the test database" task purge: %w(environment load_config check_protected_environments) do ActiveRecord::Tasks::DatabaseTasks.purge ActiveRecord::Base.configurations["test"] diff --git a/activerecord/lib/active_record/readonly_attributes.rb b/activerecord/lib/active_record/readonly_attributes.rb index 8ff265bdfa..6274996ab8 100644 --- a/activerecord/lib/active_record/readonly_attributes.rb +++ b/activerecord/lib/active_record/readonly_attributes.rb @@ -11,7 +11,7 @@ module ActiveRecord # Attributes listed as readonly will be used to create a new record but update operations will # ignore these fields. def attr_readonly(*attributes) - self._attr_readonly = Set.new(attributes.map(&:to_s)) + (self._attr_readonly || []) + self._attr_readonly = Set.new(attributes.map(&:to_s)) + (_attr_readonly || []) end # Returns an array of all the attributes that have been specified as readonly. diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index f3e81ee1e2..61a2279292 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -1,5 +1,6 @@ require "thread" require "active_support/core_ext/string/filters" +require "active_support/deprecation" module ActiveRecord # = Active Record Reflection @@ -175,8 +176,19 @@ module ActiveRecord JoinKeys.new(foreign_key, active_record_primary_key) end + # Returns a list of scopes that should be applied for this Reflection + # object when querying the database. + def scopes + scope ? [scope] : [] + end + + def scope_chain + chain.map(&:scopes) + end + deprecate :scope_chain + def constraints - scope_chain.flatten + chain.map(&:scopes).flatten end def counter_cache_column @@ -321,7 +333,7 @@ module ActiveRecord end end - # Holds all the meta-data about an aggregation as it was specified in the + # Holds all the metadata about an aggregation as it was specified in the # Active Record class. class AggregateReflection < MacroReflection #:nodoc: def mapping @@ -330,7 +342,7 @@ module ActiveRecord end end - # Holds all the meta-data about an association as it was specified in the + # Holds all the metadata about an association as it was specified in the # Active Record class. class AssociationReflection < MacroReflection #:nodoc: # Returns the target association's class. @@ -364,6 +376,17 @@ module ActiveRecord @constructable = calculate_constructable(macro, options) @association_scope_cache = {} @scope_lock = Mutex.new + + if options[:class_name] && options[:class_name].class == Class + ActiveSupport::Deprecation.warn(<<-MSG.squish) + Passing a class to the `class_name` is deprecated and will raise + an ArgumentError in Rails 5.2. It eagerloads more classes than + necessary and potentially creates circular dependencies. + + Please pass the class name as a string: + `#{macro} :#{name}, class_name: '#{options[:class_name]}'` + MSG + end end def association_scope_cache(conn, owner) @@ -398,7 +421,7 @@ module ActiveRecord end def association_primary_key_type - klass.type_for_attribute(association_primary_key) + klass.type_for_attribute(association_primary_key.to_s) end def active_record_primary_key @@ -450,12 +473,6 @@ module ActiveRecord false end - # An array of arrays of scopes. Each item in the outside array corresponds to a reflection - # in the #chain. - def scope_chain - scope ? [[scope]] : [[]] - end - def has_scope? scope end @@ -698,7 +715,7 @@ module ActiveRecord end end - # Holds all the meta-data about a :through association as it was specified + # Holds all the metadata about a :through association as it was specified # in the Active Record class. class ThroughReflection < AbstractReflection #:nodoc: attr_reader :delegate_reflection @@ -785,45 +802,12 @@ module ActiveRecord through_reflection.clear_association_scope_cache end - # Consider the following example: - # - # class Person - # has_many :articles - # has_many :comment_tags, through: :articles - # end - # - # class Article - # has_many :comments - # has_many :comment_tags, through: :comments, source: :tags - # end - # - # class Comment - # has_many :tags - # end - # - # There may be scopes on Person.comment_tags, Article.comment_tags and/or Comment.tags, - # but only Comment.tags will be represented in the #chain. So this method creates an array - # of scopes corresponding to the chain. - def scope_chain - @scope_chain ||= begin - scope_chain = source_reflection.scope_chain.map(&:dup) - - # Add to it the scope from this reflection (if any) - scope_chain.first << scope if scope - - through_scope_chain = through_reflection.scope_chain.map(&:dup) - - if options[:source_type] - type = foreign_type - source_type = options[:source_type] - through_scope_chain.first << lambda { |object| - where(type => source_type) - } - end + def scopes + source_reflection.scopes + super + end - # Recursively fill out the rest of the array from the through reflection - scope_chain + through_scope_chain - end + def source_type_scope + through_reflection.klass.where(foreign_type => options[:source_type]) end def has_scope? @@ -851,7 +835,7 @@ module ActiveRecord end def association_primary_key_type - klass.type_for_attribute(association_primary_key) + klass.type_for_attribute(association_primary_key.to_s) end # Gets an array of possible <tt>:through</tt> source reflection names in both singular and plural form. @@ -931,6 +915,14 @@ module ActiveRecord raise HasOneThroughCantAssociateThroughCollection.new(active_record.name, self, through_reflection) end + if parent_reflection.nil? + reflections = active_record.reflections.keys.map(&:to_sym) + + if reflections.index(through_reflection.name) > reflections.index(name) + raise HasManyThroughOrderError.new(active_record.name, self, through_reflection) + end + end + check_validity_of_inverse! end @@ -961,8 +953,7 @@ module ActiveRecord end end - protected - + private def actual_source_reflection # FIXME: this is a horrible name source_reflection.send(:actual_source_reflection) end @@ -973,7 +964,6 @@ module ActiveRecord def inverse_name; delegate_reflection.send(:inverse_name); end - private def derive_class_name # get the class_name of the belongs_to association of the through reflection options[:source_type] || source_reflection.class_name @@ -991,6 +981,15 @@ module ActiveRecord @previous_reflection = previous_reflection end + def scopes + scopes = @previous_reflection.scopes + if @previous_reflection.options[:source_type] + scopes + [@previous_reflection.source_type_scope] + else + scopes + end + end + def klass @reflection.klass end diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index ccd75ec5d2..61ee09bcc8 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -418,8 +418,7 @@ module ActiveRecord records.each { |record| record.update(attributes) } else if ActiveRecord::Base === id - id = id.id - ActiveSupport::Deprecation.warn(<<-MSG.squish) + raise ArgumentError, <<-MSG.squish You are passing an instance of ActiveRecord::Base to `update`. Please pass the id of the object by calling `.id`. MSG diff --git a/activerecord/lib/active_record/relation/batches.rb b/activerecord/lib/active_record/relation/batches.rb index 4b2987ac6d..76031515fd 100644 --- a/activerecord/lib/active_record/relation/batches.rb +++ b/activerecord/lib/active_record/relation/batches.rb @@ -260,7 +260,7 @@ module ActiveRecord end def act_on_ignored_order(error_on_ignore) - raise_error = (error_on_ignore.nil? ? self.klass.error_on_ignored_order : error_on_ignore) + raise_error = (error_on_ignore.nil? ? klass.error_on_ignored_order : error_on_ignore) if raise_error raise ArgumentError.new(ORDER_IGNORE_MESSAGE) diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 827688a663..35c670f1a1 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -193,7 +193,7 @@ module ActiveRecord # If #count is used with #distinct (i.e. `relation.distinct.count`) it is # considered distinct. - distinct = self.distinct_value + distinct = distinct_value if operation == "count" column_name ||= select_for_count diff --git a/activerecord/lib/active_record/relation/delegation.rb b/activerecord/lib/active_record/relation/delegation.rb index 3c1dea8c6c..d3ba724507 100644 --- a/activerecord/lib/active_record/relation/delegation.rb +++ b/activerecord/lib/active_record/relation/delegation.rb @@ -38,6 +38,7 @@ module ActiveRecord delegate :to_xml, :encode_with, :length, :collect, :map, :each, :all?, :include?, :to_ary, :join, :[], :&, :|, :+, :-, :sample, :reverse, :compact, :in_groups, :in_groups_of, + :to_sentence, :to_formatted_s, :shuffle, :split, :index, to: :records delegate :table_name, :quoted_table_name, :primary_key, :quoted_primary_key, @@ -113,7 +114,7 @@ module ActiveRecord arel.respond_to?(method, include_private) end - protected + private def method_missing(method, *args, &block) if @klass.respond_to?(method) diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 6663bdb244..4548944fe6 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -17,8 +17,8 @@ module ActiveRecord # Person.where("administrator = 1").order("created_on DESC").find(1) # # NOTE: The returned records may not be in the same order as the ids you - # provide since database rows are unordered. You'd need to provide an explicit QueryMethods#order - # option if you want the results are sorted. + # provide since database rows are unordered. You will need to provide an explicit QueryMethods#order + # option if you want the results to be sorted. # # ==== Find with lock # diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index 78c046b07f..4ee413c805 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -3,7 +3,6 @@ require "active_record/relation/query_attribute" require "active_record/relation/where_clause" require "active_record/relation/where_clause_factory" require "active_model/forbidden_attributes_protection" -require "active_support/core_ext/string/filters" module ActiveRecord module QueryMethods @@ -657,7 +656,7 @@ module ActiveRecord end self.where_clause = self.where_clause.or(other.where_clause) - self.having_clause = self.having_clause.or(other.having_clause) + self.having_clause = having_clause.or(other.having_clause) self end diff --git a/activerecord/lib/active_record/relation/where_clause.rb b/activerecord/lib/active_record/relation/where_clause.rb index ef0d059d1c..417b24c7bb 100644 --- a/activerecord/lib/active_record/relation/where_clause.rb +++ b/activerecord/lib/active_record/relation/where_clause.rb @@ -25,10 +25,7 @@ module ActiveRecord end def except(*columns) - WhereClause.new( - predicates_except(columns), - binds_except(columns), - ) + WhereClause.new(*except_predicates_and_binds(columns)) end def or(other) @@ -134,20 +131,35 @@ module ActiveRecord end end - def predicates_except(columns) - 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) + def except_predicates_and_binds(columns) + except_binds = [] + binds_index = 0 + + predicates = self.predicates.reject do |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 + binds_contains = node.grep(Arel::Nodes::BindParam).size + 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 + + binds_index += binds_contains end + + except end - end - def binds_except(columns) - binds.reject do |attr| - columns.include?(attr.name) + binds = self.binds.reject.with_index do |_, i| + except_binds[i] end + + [predicates, binds] end def predicates_with_wrapped_sql_literals diff --git a/activerecord/lib/active_record/relation/where_clause_factory.rb b/activerecord/lib/active_record/relation/where_clause_factory.rb index 737bc278bd..04bee73e8f 100644 --- a/activerecord/lib/active_record/relation/where_clause_factory.rb +++ b/activerecord/lib/active_record/relation/where_clause_factory.rb @@ -15,9 +15,12 @@ module ActiveRecord attributes = klass.send(:expand_hash_conditions_for_aggregates, attributes) attributes.stringify_keys! - attributes, binds = predicate_builder.create_binds(attributes) - - parts = predicate_builder.build_from_hash(attributes) + 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 when Arel::Nodes::Node parts = [opts] else @@ -32,6 +35,43 @@ module ActiveRecord 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_param, 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 diff --git a/activerecord/lib/active_record/sanitization.rb b/activerecord/lib/active_record/sanitization.rb index 647834b12e..427c0019c6 100644 --- a/activerecord/lib/active_record/sanitization.rb +++ b/activerecord/lib/active_record/sanitization.rb @@ -46,7 +46,7 @@ module ActiveRecord # # sanitize_sql_for_assignment("name=NULL and group_id='4'") # # => "name=NULL and group_id='4'" - def sanitize_sql_for_assignment(assignments, default_table_name = self.table_name) # :doc: + def sanitize_sql_for_assignment(assignments, default_table_name = table_name) # :doc: case assignments when Array; sanitize_sql_array(assignments) when Hash; sanitize_sql_hash_for_assignment(assignments, default_table_name) diff --git a/activerecord/lib/active_record/schema.rb b/activerecord/lib/active_record/schema.rb index 7a2bc9c8af..5104427339 100644 --- a/activerecord/lib/active_record/schema.rb +++ b/activerecord/lib/active_record/schema.rb @@ -48,7 +48,7 @@ module ActiveRecord instance_eval(&block) if info[:version].present? - initialize_schema_migrations_table + ActiveRecord::SchemaMigration.create_table connection.assume_migrated_upto_version(info[:version], migrations_paths) end diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb index 12289511b7..15533f0151 100644 --- a/activerecord/lib/active_record/schema_dumper.rb +++ b/activerecord/lib/active_record/schema_dumper.rb @@ -188,7 +188,7 @@ HEADER index_parts << "length: { #{format_options(index.lengths)} }" if index.lengths.present? index_parts << "order: { #{format_options(index.orders)} }" if index.orders.present? index_parts << "where: #{index.where.inspect}" if index.where - index_parts << "using: #{index.using.inspect}" if index.using + index_parts << "using: #{index.using.inspect}" if !@connection.default_index_type?(index) index_parts << "type: #{index.type.inspect}" if index.type index_parts << "comment: #{index.comment.inspect}" if index.comment index_parts diff --git a/activerecord/lib/active_record/secure_token.rb b/activerecord/lib/active_record/secure_token.rb index 7606961e2e..115799cc20 100644 --- a/activerecord/lib/active_record/secure_token.rb +++ b/activerecord/lib/active_record/secure_token.rb @@ -27,7 +27,7 @@ module ActiveRecord # Load securerandom only when has_secure_token is used. require "active_support/core_ext/securerandom" define_method("regenerate_#{attribute}") { update! attribute => self.class.generate_unique_secure_token } - before_create { self.send("#{attribute}=", self.class.generate_unique_secure_token) unless self.send("#{attribute}?") } + before_create { send("#{attribute}=", self.class.generate_unique_secure_token) unless send("#{attribute}?") } end def generate_unique_secure_token diff --git a/activerecord/lib/active_record/serialization.rb b/activerecord/lib/active_record/serialization.rb index 5a408e7b8e..db2bd0b55e 100644 --- a/activerecord/lib/active_record/serialization.rb +++ b/activerecord/lib/active_record/serialization.rb @@ -9,7 +9,7 @@ module ActiveRecord #:nodoc: end def serializable_hash(options = nil) - options = options.try(:clone) || {} + options = options.try(:dup) || {} options[:except] = Array(options[:except]).map(&:to_s) options[:except] |= Array(self.class.inheritance_column) diff --git a/activerecord/lib/active_record/store.rb b/activerecord/lib/active_record/store.rb index d4be20d999..006afe7495 100644 --- a/activerecord/lib/active_record/store.rb +++ b/activerecord/lib/active_record/store.rb @@ -78,7 +78,7 @@ module ActiveRecord module ClassMethods def store(store_attribute, options = {}) - serialize store_attribute, IndifferentCoder.new(options[:coder]) + serialize store_attribute, IndifferentCoder.new(store_attribute, options[:coder]) store_accessor(store_attribute, options[:accessors]) if options.has_key? :accessors end @@ -177,12 +177,12 @@ module ActiveRecord end class IndifferentCoder # :nodoc: - def initialize(coder_or_class_name) + def initialize(attr_name, coder_or_class_name) @coder = if coder_or_class_name.respond_to?(:load) && coder_or_class_name.respond_to?(:dump) coder_or_class_name else - ActiveRecord::Coders::YAMLColumn.new(coder_or_class_name || Object) + ActiveRecord::Coders::YAMLColumn.new(attr_name, coder_or_class_name || Object) end end diff --git a/activerecord/lib/active_record/table_metadata.rb b/activerecord/lib/active_record/table_metadata.rb index b618e5cfcd..71efc1829a 100644 --- a/activerecord/lib/active_record/table_metadata.rb +++ b/activerecord/lib/active_record/table_metadata.rb @@ -44,7 +44,7 @@ module ActiveRecord end def associated_table(table_name) - association = klass._reflect_on_association(table_name) || klass._reflect_on_association(table_name.singularize) + association = klass._reflect_on_association(table_name) || klass._reflect_on_association(table_name.to_s.singularize) if !association && table_name == arel_table.name return self diff --git a/activerecord/lib/active_record/tasks/database_tasks.rb b/activerecord/lib/active_record/tasks/database_tasks.rb index 1423e6008f..82604a915f 100644 --- a/activerecord/lib/active_record/tasks/database_tasks.rb +++ b/activerecord/lib/active_record/tasks/database_tasks.rb @@ -1,5 +1,3 @@ -require "active_support/core_ext/string/filters" - module ActiveRecord module Tasks # :nodoc: class DatabaseAlreadyExists < StandardError; end # :nodoc: @@ -269,8 +267,8 @@ module ActiveRecord if seed_loader seed_loader.load_seed else - raise "You tried to load seed data, but no seed loader is specified. Please specify seed " + - "loader with ActiveRecord::Tasks::DatabaseTasks.seed_loader = your_seed_loader\n" + + raise "You tried to load seed data, but no seed loader is specified. Please specify seed " \ + "loader with ActiveRecord::Tasks::DatabaseTasks.seed_loader = your_seed_loader\n" \ "Seed loader should respond to load_seed method" end end diff --git a/activerecord/lib/active_record/transactions.rb b/activerecord/lib/active_record/transactions.rb index 56b75540e3..08417aaa0f 100644 --- a/activerecord/lib/active_record/transactions.rb +++ b/activerecord/lib/active_record/transactions.rb @@ -11,7 +11,6 @@ module ActiveRecord :before_commit_without_transaction_enrollment, :commit_without_transaction_enrollment, :rollback_without_transaction_enrollment, - terminator: deprecated_false_terminator, scope: [:kind, :name] end diff --git a/activerecord/lib/active_record/type/serialized.rb b/activerecord/lib/active_record/type/serialized.rb index ac9134bfcb..6af05c1860 100644 --- a/activerecord/lib/active_record/type/serialized.rb +++ b/activerecord/lib/active_record/type/serialized.rb @@ -43,7 +43,7 @@ module ActiveRecord def assert_valid_value(value) if coder.respond_to?(:assert_valid_value) - coder.assert_valid_value(value) + coder.assert_valid_value(value, action: "serialize") end end diff --git a/activerecord/lib/active_record/validations/presence.rb b/activerecord/lib/active_record/validations/presence.rb index ca5eda2f84..7cfd55f516 100644 --- a/activerecord/lib/active_record/validations/presence.rb +++ b/activerecord/lib/active_record/validations/presence.rb @@ -57,7 +57,7 @@ module ActiveRecord # or <tt>unless: Proc.new { |user| user.signup_step <= 2 }</tt>). The method, # proc or string should return or evaluate to a +true+ or +false+ value. # * <tt>:strict</tt> - Specifies whether validation should be strict. - # See ActiveModel::Validation#validates! for more information. + # See ActiveModel::Validations#validates! for more information. def validates_presence_of(*attr_names) validates_with PresenceValidator, _merge_attributes(attr_names) end diff --git a/activerecord/lib/active_record/validations/uniqueness.rb b/activerecord/lib/active_record/validations/uniqueness.rb index 9e8edfbfaf..154cf5f1a4 100644 --- a/activerecord/lib/active_record/validations/uniqueness.rb +++ b/activerecord/lib/active_record/validations/uniqueness.rb @@ -50,37 +50,7 @@ module ActiveRecord end def build_relation(klass, attribute, value) - if reflection = klass._reflect_on_association(attribute) - attribute = reflection.foreign_key - value = value.attributes[reflection.klass.primary_key] unless value.nil? - end - - if value.nil? - return klass.unscoped.where!(attribute => value) - end - - # the attribute may be an aliased attribute - if klass.attribute_alias?(attribute) - attribute = klass.attribute_alias(attribute) - end - - attribute_name = attribute.to_s - - table = klass.arel_table - column = klass.columns_hash[attribute_name] - cast_type = klass.type_for_attribute(attribute_name) - - comparison = if !options[:case_sensitive] - # will use SQL LOWER function before comparison, unless it detects a case insensitive collation - klass.connection.case_insensitive_comparison(table, attribute, column, value) - else - klass.connection.case_sensitive_comparison(table, attribute, column, value) - end - klass.unscoped.tap do |scope| - parts = [comparison] - binds = [Relation::QueryAttribute.new(attribute_name, value, cast_type)] - scope.where_clause += Relation::WhereClause.new(parts, binds) - end + klass.unscoped.where!({ attribute => value }, options) end def scope_relation(record, relation) diff --git a/activerecord/lib/rails/generators/active_record/migration.rb b/activerecord/lib/rails/generators/active_record/migration.rb index 4263c11ffc..43075077b9 100644 --- a/activerecord/lib/rails/generators/active_record/migration.rb +++ b/activerecord/lib/rails/generators/active_record/migration.rb @@ -20,6 +20,14 @@ module ActiveRecord key_type = options[:primary_key_type] ", id: :#{key_type}" if key_type end + + def db_migrate_path + if defined?(Rails) && Rails.application + Rails.application.config.paths["db/migrate"].to_ary.first + else + "db/migrate" + end + end end end end diff --git a/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb b/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb index 8511531af7..1f1c47499b 100644 --- a/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb +++ b/activerecord/lib/rails/generators/active_record/migration/migration_generator.rb @@ -10,7 +10,7 @@ module ActiveRecord def create_migration_file set_local_assigns! validate_file_name! - migration_template @migration_template, "db/migrate/#{file_name}.rb" + migration_template @migration_template, File.join(db_migrate_path, "#{file_name}.rb") end # TODO Change this to private once we've dropped Ruby 2.2 support. diff --git a/activerecord/lib/rails/generators/active_record/model/model_generator.rb b/activerecord/lib/rails/generators/active_record/model/model_generator.rb index 61a8d3c100..5cec07d2e3 100644 --- a/activerecord/lib/rails/generators/active_record/model/model_generator.rb +++ b/activerecord/lib/rails/generators/active_record/model/model_generator.rb @@ -17,7 +17,7 @@ module ActiveRecord def create_migration_file return unless options[:migration] && options[:parent].nil? attributes.each { |a| a.attr_options.delete(:index) if a.reference? && !a.has_index? } if options[:indexes] == false - migration_template "../../migration/templates/create_table_migration.rb", "db/migrate/create_#{table_name}.rb" + migration_template "../../migration/templates/create_table_migration.rb", File.join(db_migrate_path, "create_#{table_name}.rb") end def create_model_file @@ -41,7 +41,7 @@ module ActiveRecord # FIXME: Change this file to a symlink once RubyGems 2.5.0 is required. def generate_application_record - if self.behavior == :invoke && !application_record_exist? + if behavior == :invoke && !application_record_exist? template "application_record.rb", application_record_file_name end end |