diff options
Diffstat (limited to 'activerecord/lib')
24 files changed, 153 insertions, 93 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index 1db5fc0dd1..c05a6c87df 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 diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb index 9fa8b5d469..0437a79b84 100644 --- a/activerecord/lib/active_record/associations/collection_association.rb +++ b/activerecord/lib/active_record/associations/collection_association.rb @@ -297,6 +297,8 @@ module ActiveRecord target << record end + set_inverse_instance(record) + yield(record) if block_given? rescue if index @@ -309,7 +311,6 @@ module ActiveRecord end callback(:after_add, record) unless skip_callbacks - set_inverse_instance(record) record end diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb index c5a7d92a2b..25613d2fa7 100644 --- a/activerecord/lib/active_record/associations/has_many_association.rb +++ b/activerecord/lib/active_record/associations/has_many_association.rb @@ -31,7 +31,6 @@ module ActiveRecord def insert_record(record, validate = true, raise = false) set_owner_attributes(record) - set_inverse_instance(record) if raise record.save!(validate: validate) diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb index e20b65e43c..b0e1391cb9 100644 --- a/activerecord/lib/active_record/attribute_methods/dirty.rb +++ b/activerecord/lib/active_record/attribute_methods/dirty.rb @@ -226,6 +226,11 @@ module ActiveRecord super end + def changed?(*) + emit_warning_if_needed("changed?", "saved_changes?") + super + end + def changed(*) emit_warning_if_needed("changed", "saved_changes.keys") super 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/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index e5c0e1690c..1bdc086380 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. # 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 1c3d10c15d..fbc510bc0e 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -67,8 +67,8 @@ module ActiveRecord @statements = StatementPool.new(self.class.type_cast_config_to_integer(config[:statement_limit])) - if version < "5.0.0" - raise "Your version of MySQL (#{full_version.match(/^\d+\.\d+\.\d+/)[0]}) is too old. Active Record supports MySQL >= 5.0." + if version < "5.1.10" + raise "Your version of MySQL (#{full_version.match(/^\d+\.\d+\.\d+/)[0]}) is too old. Active Record supports MySQL >= 5.1.10." end end @@ -367,6 +367,12 @@ 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| 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/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/array.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb index 8ccdd69b1d..e1a75f8e5e 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb @@ -5,6 +5,8 @@ module ActiveRecord class Array < Type::Value # :nodoc: include Type::Helpers::Mutable + Data = Struct.new(:encoder, :values) # :nodoc: + attr_reader :subtype, :delimiter delegate :type, :user_input_in_time_zone, :limit, :precision, :scale, to: :subtype @@ -17,8 +19,11 @@ module ActiveRecord end def deserialize(value) - if value.is_a?(::String) + case value + when ::String type_cast_array(@pg_decoder.decode(value), :deserialize) + when Data + deserialize(value.values) else super end @@ -33,11 +38,8 @@ module ActiveRecord def serialize(value) if value.is_a?(::Array) - result = @pg_encoder.encode(type_cast_array(value, :serialize)) - if encoding = determine_encoding_of_strings(value) - result.force_encoding(encoding) - end - result + casted_values = type_cast_array(value, :serialize) + Data.new(@pg_encoder, casted_values) else super end @@ -58,6 +60,10 @@ module ActiveRecord value.map(&block) end + def changed_in_place?(raw_old_value, new_value) + deserialize(raw_old_value) != new_value + end + private def type_cast_array(value, method) @@ -67,13 +73,6 @@ module ActiveRecord @subtype.public_send(method, value) end end - - def determine_encoding_of_strings(value) - case value - when ::Array then determine_encoding_of_strings(value.first) - when ::String then value.encoding - end - end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb index d629ebca91..49dd4fc73f 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb @@ -35,6 +35,14 @@ module ActiveRecord ActiveRecord::Store::StringKeyedHashAccessor end + # Will compare the Hash equivalents of +raw_old_value+ and +new_value+. + # By comparing hashes, this avoids an edge case where the order of + # the keys change between the two hashes, and they would not be marked + # as equal. + def changed_in_place?(raw_old_value, new_value) + deserialize(raw_old_value) != new_value + end + private HstorePair = begin 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/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index b5031d890f..3783925954 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -92,6 +92,8 @@ module ActiveRecord else super end + when OID::Array::Data + _quote(encode_array(value)) else super end @@ -106,10 +108,37 @@ module ActiveRecord { value: value.to_s, format: 1 } when OID::Xml::Data, OID::Bit::Data value.to_s + when OID::Array::Data + encode_array(value) else super end end + + def encode_array(array_data) + encoder = array_data.encoder + values = type_cast_array(array_data.values) + + result = encoder.encode(values) + if encoding = determine_encoding_of_strings_in_array(values) + result.force_encoding(encoding) + end + result + end + + def determine_encoding_of_strings_in_array(value) + case value + when ::Array then determine_encoding_of_strings_in_array(value.first) + when ::String then value.encoding + end + end + + def type_cast_array(values) + case values + when ::Array then values.map { |item| type_cast_array(item) } + else _type_cast(values) + end + end end end end 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..bfda113e40 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -166,7 +166,13 @@ 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") diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index 297e2997a9..ec44d020c2 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -316,6 +316,12 @@ 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 diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb index 8f2a48ae2e..6d2361c4ac 100644 --- a/activerecord/lib/active_record/core.rb +++ b/activerecord/lib/active_record/core.rb @@ -171,23 +171,19 @@ module ActiveRecord return super if block_given? || primary_key.nil? || scope_attributes? || - columns_hash.include?(inheritance_column) || - ids.first.kind_of?(Array) + columns_hash.include?(inheritance_column) id = ids.first - if ActiveRecord::Base === id - id = id.id - ActiveSupport::Deprecation.warn(<<-MSG.squish) - You are passing an instance of ActiveRecord::Base to `find`. - Please pass the id of the object by calling `.id`. - MSG - end + + return super if id.kind_of?(Array) || + id.is_a?(ActiveRecord::Base) key = primary_key statement = cached_find_by_statement(key) { |params| where(key => params.bind).limit(1) } + record = statement.execute([id], self, connection).first unless record raise RecordNotFound.new("Couldn't find #{name} with '#{primary_key}'=#{id}", @@ -200,12 +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 diff --git a/activerecord/lib/active_record/inheritance.rb b/activerecord/lib/active_record/inheritance.rb index a1d4f47372..fbdaeaae51 100644 --- a/activerecord/lib/active_record/inheritance.rb +++ b/activerecord/lib/active_record/inheritance.rb @@ -130,16 +130,26 @@ module ActiveRecord store_full_sti_class ? name : name.demodulize end + def inherited(subclass) + subclass.instance_variable_set(:@_type_candidates_cache, Concurrent::Map.new) + super + end + protected # Returns the class type of the record using the current module as a prefix. So descendants of # MyApp::Business::Account would appear as MyApp::Business::AccountSubclass. def compute_type(type_name) - if type_name.match(/^::/) + if type_name.start_with?("::".freeze) # If the type is prefixed with a scope operator then we assume that # the type_name is an absolute reference. ActiveSupport::Dependencies.constantize(type_name) else + type_candidate = @_type_candidates_cache[type_name] + if type_candidate && type_constant = ActiveSupport::Dependencies.safe_constantize(type_candidate) + return type_constant + end + # Build a list of candidates to search for candidates = [] name.scan(/::|$/) { candidates.unshift "#{$`}::#{type_name}" } @@ -147,7 +157,10 @@ module ActiveRecord candidates.each do |candidate| constant = ActiveSupport::Dependencies.safe_constantize(candidate) - return constant if candidate == constant.to_s + if candidate == constant.to_s + @_type_candidates_cache[type_name] = candidate + return constant + end end raise NameError.new("uninitialized constant #{candidates.first}", candidates.first) diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 60d8e95b21..63d8a201f0 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -392,8 +392,8 @@ module ActiveRecord # Reloads the record from the database. # - # This method finds record by its primary key (which could be assigned manually) and - # modifies the receiver in-place: + # This method finds the record by its primary key (which could be assigned + # manually) and modifies the receiver in-place: # # account = Account.new # # => #<Account id: nil, email: nil> 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/reflection.rb b/activerecord/lib/active_record/reflection.rb index f3e81ee1e2..a0016f0735 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -931,6 +931,14 @@ 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 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/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index dd92f40dee..6663bdb244 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -301,8 +301,7 @@ module ActiveRecord # Person.exists? def exists?(conditions = :none) if Base === conditions - conditions = conditions.id - ActiveSupport::Deprecation.warn(<<-MSG.squish) + raise ArgumentError, <<-MSG.squish You are passing an instance of ActiveRecord::Base to `exists?`. Please pass the id of the object by calling `.id`. MSG @@ -456,11 +455,10 @@ module ActiveRecord def find_one(id) if ActiveRecord::Base === id - id = id.id - ActiveSupport::Deprecation.warn(<<-MSG.squish) - You are passing an instance of ActiveRecord::Base to `find`. - Please pass the id of the object by calling `.id`. - MSG + raise ArgumentError, <<-MSG.squish + You are passing an instance of ActiveRecord::Base to `find`. + Please pass the id of the object by calling `.id`. + MSG end relation = where(primary_key => id) diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index 78c046b07f..8cad57200a 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 diff --git a/activerecord/lib/active_record/tasks/database_tasks.rb b/activerecord/lib/active_record/tasks/database_tasks.rb index 1423e6008f..bdb5184599 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: |