diff options
Diffstat (limited to 'activerecord/lib')
34 files changed, 360 insertions, 76 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index a3c30642d0..82cb3fed59 100644 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -266,7 +266,6 @@ module ActiveRecord # others.find(*args) | X | X | X # others.exists? | X | X | X # others.distinct | X | X | X - # others.uniq | X | X | X # others.reset | X | X | X # # === Overriding generated methods @@ -956,20 +955,16 @@ module ActiveRecord # The +traps+ association on +Dungeon+ and the +dungeon+ association on +Trap+ are # the inverse of each other and the inverse of the +dungeon+ association on +EvilWizard+ # is the +evil_wizard+ association on +Dungeon+ (and vice-versa). By default, - # Active Record doesn't know anything about these inverse relationships and so no object - # loading optimization is possible. For example: + # Active Record can guess the inverse of the association based on the name + # of the class. The result is the following: # # d = Dungeon.first # t = d.traps.first - # d.level == t.dungeon.level # => true - # d.level = 10 - # d.level == t.dungeon.level # => false + # d.object_id == t.dungeon.object_id # => true # # The +Dungeon+ instances +d+ and <tt>t.dungeon</tt> in the above example refer to - # the same object data from the database, but are actually different in-memory copies - # of that data. Specifying the <tt>:inverse_of</tt> option on associations lets you tell - # Active Record about inverse relationships and it will optimise object loading. For - # example, if we changed our model definitions to: + # the same in-memory instance since the association matches the name of the class. + # The result would be the same if we added +:inverse_of+ to our model definitions: # # class Dungeon < ActiveRecord::Base # has_many :traps, inverse_of: :dungeon @@ -984,15 +979,14 @@ module ActiveRecord # belongs_to :dungeon, inverse_of: :evil_wizard # end # - # Then, from our code snippet above, +d+ and <tt>t.dungeon</tt> are actually the same - # in-memory instance and our final <tt>d.level == t.dungeon.level</tt> will return +true+. - # # There are limitations to <tt>:inverse_of</tt> support: # # * does not work with <tt>:through</tt> associations. # * does not work with <tt>:polymorphic</tt> associations. # * for +belongs_to+ associations +has_many+ inverse associations are ignored. # + # For more information, see the documentation for the +:inverse_of+ option. + # # == Deleting from associations # # === Dependent associations @@ -1738,7 +1732,7 @@ module ActiveRecord hm_options[:through] = middle_reflection.name hm_options[:source] = join_model.right_reflection.name - [:before_add, :after_add, :before_remove, :after_remove, :autosave, :validate, :join_table, :class_name].each do |k| + [:before_add, :after_add, :before_remove, :after_remove, :autosave, :validate, :join_table, :class_name, :extend].each do |k| hm_options[k] = options[k] if options.key? k end diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb index 685c3a5f17..ddeafb40ea 100644 --- a/activerecord/lib/active_record/associations/collection_proxy.rb +++ b/activerecord/lib/active_record/associations/collection_proxy.rb @@ -470,15 +470,16 @@ module ActiveRecord @association.destroy_all end - # Deletes the +records+ supplied and removes them from the collection. For - # +has_many+ associations, the deletion is done according to the strategy - # specified by the <tt>:dependent</tt> option. Returns an array with the + # Deletes the +records+ supplied from the collection according to the strategy + # specified by the +:dependent+ option. If no +:dependent+ option is given, + # then it will follow the default strategy. Returns an array with the # deleted records. # - # If no <tt>:dependent</tt> option is given, then it will follow the default - # strategy. The default strategy is <tt>:nullify</tt>. This sets the foreign - # keys to <tt>NULL</tt>. For, +has_many+ <tt>:through</tt>, the default - # strategy is +delete_all+. + # For +has_many :through+ associations, the default deletion strategy is + # +:delete_all+. + # + # For +has_many+ associations, the default deletion strategy is +:nullify+. + # This sets the foreign keys to +NULL+. # # class Person < ActiveRecord::Base # has_many :pets # dependent: :nullify option by default diff --git a/activerecord/lib/active_record/attribute/user_provided_default.rb b/activerecord/lib/active_record/attribute/user_provided_default.rb new file mode 100644 index 0000000000..e0bee8c17e --- /dev/null +++ b/activerecord/lib/active_record/attribute/user_provided_default.rb @@ -0,0 +1,32 @@ +require 'active_record/attribute' + +module ActiveRecord + class Attribute # :nodoc: + class UserProvidedDefault < FromUser + def initialize(name, value, type, database_default) + super(name, value, type) + @database_default = database_default + end + + def type_cast(value) + if value.is_a?(Proc) + super(value.call) + else + super + end + end + + def changed_in_place_from?(old_value) + super || changed_from?(database_default.value) + end + + def with_type(type) + self.class.new(name, value_before_type_cast, type, database_default) + end + + protected + + attr_reader :database_default + end + end +end diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb index 7ba907f786..0171ef3bdf 100644 --- a/activerecord/lib/active_record/attribute_methods/dirty.rb +++ b/activerecord/lib/active_record/attribute_methods/dirty.rb @@ -108,6 +108,7 @@ module ActiveRecord end def save_changed_attribute(attr, old_value) + clear_changed_attributes_cache if attribute_changed_by_setter?(attr) clear_attribute_changes(attr) unless _field_changed?(attr, old_value) else @@ -176,7 +177,11 @@ module ActiveRecord @cached_changed_attributes = changed_attributes yield ensure - remove_instance_variable(:@cached_changed_attributes) + clear_changed_attributes_cache + end + + def clear_changed_attributes_cache + remove_instance_variable(:@cached_changed_attributes) if defined?(@cached_changed_attributes) end end end diff --git a/activerecord/lib/active_record/attribute_methods/serialization.rb b/activerecord/lib/active_record/attribute_methods/serialization.rb index d0d8a968c5..e03bf5945d 100644 --- a/activerecord/lib/active_record/attribute_methods/serialization.rb +++ b/activerecord/lib/active_record/attribute_methods/serialization.rb @@ -11,6 +11,18 @@ module ActiveRecord # serialized object must be of that class on assignment and retrieval. # Otherwise <tt>SerializationTypeMismatch</tt> will be raised. # + # Empty objects as +{}+, in the case of +Hash+, or +[]+, in the case of + # +Array+, will always be persisted as null. + # + # Keep in mind that database adapters handle certain serialization tasks + # for you. For instance: +json+ and +jsonb+ types in PostgreSQL will be + # converted between JSON object/array syntax and Ruby +Hash+ or +Array+ + # objects transparently. There is no need to use +serialize+ in this + # case. + # + # For more complex cases, such as conversion to or from your application + # domain objects, consider using the ActiveRecord::Attributes API. + # # ==== Parameters # # * +attr_name+ - The field name that should be serialized. diff --git a/activerecord/lib/active_record/attributes.rb b/activerecord/lib/active_record/attributes.rb index 50339b6f69..8b2c4c7170 100644 --- a/activerecord/lib/active_record/attributes.rb +++ b/activerecord/lib/active_record/attributes.rb @@ -1,3 +1,5 @@ +require 'active_record/attribute/user_provided_default' + module ActiveRecord # See ActiveRecord::Attributes::ClassMethods for documentation module Attributes @@ -80,6 +82,14 @@ module ActiveRecord # # StoreListing.new.my_string # => "new default" # + # class Product < ActiveRecord::Base + # attribute :my_default_proc, :datetime, default: -> { Time.now } + # end + # + # Product.new.my_default_proc # => 2015-05-30 11:04:48 -0600 + # sleep 1 + # Product.new.my_default_proc # => 2015-05-30 11:04:49 -0600 + # # Attributes do not need to be backed by a database column. # # class MyModel < ActiveRecord::Base @@ -202,7 +212,8 @@ module ActiveRecord # # +default+ The default value to use when no value is provided. If this option # is not passed, the previous default value (if any) will be used. - # Otherwise, the default will be +nil+. + # Otherwise, the default will be +nil+. A proc can also be passed, and + # will be called once each time a new value is needed. # # +user_provided_default+ Whether the default value should be cast using # +cast+ or +deserialize+. @@ -236,7 +247,12 @@ module ActiveRecord if value == NO_DEFAULT_PROVIDED default_attribute = _default_attributes[name].with_type(type) elsif from_user - default_attribute = Attribute.from_user(name, value, type) + default_attribute = Attribute::UserProvidedDefault.new( + name, + value, + type, + _default_attributes[name], + ) else default_attribute = Attribute.from_database(name, value, type) end diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb index 9c5b7d937d..c918e88590 100644 --- a/activerecord/lib/active_record/base.rb +++ b/activerecord/lib/active_record/base.rb @@ -5,7 +5,6 @@ require 'active_support/dependencies' require 'active_support/descendants_tracker' require 'active_support/time' require 'active_support/core_ext/module/attribute_accessors' -require 'active_support/core_ext/class/delegating_attributes' require 'active_support/core_ext/array/extract_options' require 'active_support/core_ext/hash/deep_merge' require 'active_support/core_ext/hash/slice' 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 ed19819d63..49ffd7ccf0 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -587,7 +587,7 @@ module ActiveRecord # # Removes the +index_accounts_on_column+ in the +accounts+ table. # - # remove_index :accounts, :column + # remove_index :accounts, :branch_id # # Removes the index named +index_accounts_on_branch_id+ in the +accounts+ table. # @@ -662,7 +662,7 @@ module ActiveRecord # [<tt>:foreign_key</tt>] # Add an appropriate foreign key. Defaults to false. # [<tt>:polymorphic</tt>] - # Wether an additional +_type+ column should be added. Defaults to false. + # Whether an additional +_type+ column should be added. Defaults to false. # # ====== Create a user_id integer column # @@ -777,7 +777,10 @@ module ActiveRecord execute schema_creation.accept(at) end - # Removes the given foreign key from the table. + # Removes the given foreign key from the table. Any option parameters provided + # will be used to re-add the foreign key in case of a migration rollback. + # It is recommended that you provide any options used when creating the foreign + # key so that the migration can be reverted properly. # # Removes the foreign key on +accounts.branch_id+. # @@ -791,6 +794,7 @@ module ActiveRecord # # remove_foreign_key :accounts, name: :special_fk_name # + # The +options+ hash accepts the same keys as SchemaStatements#add_foreign_key. def remove_foreign_key(from_table, options_or_to_table = {}) return unless supports_foreign_keys? 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 c3206c6045..00e3d2965b 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -959,10 +959,12 @@ module ActiveRecord wait_timeout = 2147483 unless wait_timeout.is_a?(Fixnum) variables['wait_timeout'] = self.class.type_cast_config_to_integer(wait_timeout) + defaults = [':default', :default].to_set + # Make MySQL reject illegal values rather than truncating or blanking them, see # http://dev.mysql.com/doc/refman/5.6/en/sql-mode.html#sqlmode_strict_all_tables # If the user has provided another value for sql_mode, don't replace it. - unless variables.has_key?('sql_mode') + unless variables.has_key?('sql_mode') || defaults.include?(@config[:strict]) variables['sql_mode'] = strict_mode? ? 'STRICT_ALL_TABLES' : '' end @@ -977,7 +979,7 @@ module ActiveRecord # Gather up all of the SET variables... variable_assignments = variables.map do |k, v| - if v == ':default' || v == :default + if defaults.include?(v) "@@SESSION.#{k} = DEFAULT" # Sets the value to the global or compile default elsif !v.nil? "@@SESSION.#{k} = #{quote(v)}" diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb index 92349e2f9b..68752cdd80 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb @@ -12,6 +12,7 @@ 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/point' +require 'active_record/connection_adapters/postgresql/oid/rails_5_1_point' require 'active_record/connection_adapters/postgresql/oid/range' require 'active_record/connection_adapters/postgresql/oid/specialized_string' require 'active_record/connection_adapters/postgresql/oid/uuid' 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 3de794f797..25961a9869 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb @@ -45,6 +45,11 @@ module ActiveRecord delimiter == other.delimiter end + def type_cast_for_schema(value) + return super unless value.is_a?(::Array) + "[" + value.map { |v| subtype.type_cast_for_schema(v) }.join(", ") + "]" + end + private def type_cast_array(value, method) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/jsonb.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/jsonb.rb index afc9383f91..87391b5dc7 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/jsonb.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/jsonb.rb @@ -9,7 +9,7 @@ module ActiveRecord def changed_in_place?(raw_old_value, new_value) # Postgres does not preserve insignificant whitespaces when - # roundtripping jsonb columns. This causes some false positives for + # round-tripping jsonb columns. This causes some false positives for # the comparison here. Therefore, we need to parse and re-dump the # raw value here to ensure the insignificant whitespaces are # consistent with our encoder's output. diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/rails_5_1_point.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/rails_5_1_point.rb new file mode 100644 index 0000000000..7427a25ad5 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/rails_5_1_point.rb @@ -0,0 +1,50 @@ +module ActiveRecord + Point = Struct.new(:x, :y) + + module ConnectionAdapters + module PostgreSQL + module OID # :nodoc: + class Rails51Point < Type::Value # :nodoc: + include Type::Helpers::Mutable + + def type + :point + end + + def cast(value) + case value + when ::String + if value[0] == '(' && value[-1] == ')' + value = value[1...-1] + end + x, y = value.split(",") + build_point(x, y) + when ::Array + build_point(*value) + else + value + end + end + + def serialize(value) + if value.is_a?(ActiveRecord::Point) + "(#{number_for_point(value.x)},#{number_for_point(value.y)})" + else + super + end + end + + private + + def number_for_point(number) + number.to_s.gsub(/\.0$/, '') + end + + def build_point(x, y) + ActiveRecord::Point.new(Float(x), Float(y)) + end + end + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index 93fa3984e6..2c43c46a3d 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -838,6 +838,8 @@ module ActiveRecord ActiveRecord::Type.register(:jsonb, OID::Jsonb, adapter: :postgresql) ActiveRecord::Type.register(:money, OID::Money, adapter: :postgresql) ActiveRecord::Type.register(:point, OID::Point, adapter: :postgresql) + ActiveRecord::Type.register(:legacy_point, OID::Point, adapter: :postgresql) + ActiveRecord::Type.register(:rails_5_1_point, OID::Rails51Point, adapter: :postgresql) ActiveRecord::Type.register(:uuid, OID::Uuid, adapter: :postgresql) ActiveRecord::Type.register(:vector, OID::Vector, adapter: :postgresql) ActiveRecord::Type.register(:xml, OID::Xml, adapter: :postgresql) diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb new file mode 100644 index 0000000000..fe1dcbd710 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_creation.rb @@ -0,0 +1,15 @@ +module ActiveRecord + module ConnectionAdapters + module SQLite3 + class SchemaCreation < AbstractAdapter::SchemaCreation + 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/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index 7faca9cb70..87129c42cf 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -1,5 +1,6 @@ require 'active_record/connection_adapters/abstract_adapter' require 'active_record/connection_adapters/statement_pool' +require 'active_record/connection_adapters/sqlite3/schema_creation' gem 'sqlite3', '~> 1.3.6' require 'sqlite3' @@ -84,6 +85,10 @@ module ActiveRecord end end + def schema_creation # :nodoc: + SQLite3::SchemaCreation.new self + end + def initialize(connection, logger, connection_options, config) super(connection, logger) @@ -344,9 +349,10 @@ module ActiveRecord field["dflt_value"] = $1.gsub('""', '"') end + collation = field['collation'] sql_type = field['type'] type_metadata = fetch_type_metadata(sql_type) - new_column(field['name'], field['dflt_value'], type_metadata, field['notnull'].to_i == 0) + new_column(field['name'], field['dflt_value'], type_metadata, field['notnull'].to_i == 0, nil, collation) end end @@ -441,6 +447,7 @@ module ActiveRecord self.null = options[:null] if options.include?(:null) self.precision = options[:precision] if options.include?(:precision) self.scale = options[:scale] if options.include?(:scale) + self.collation = options[:collation] if options.include?(:collation) end end end @@ -454,9 +461,9 @@ module ActiveRecord protected def table_structure(table_name) - structure = exec_query("PRAGMA table_info(#{quote_table_name(table_name)})", 'SCHEMA').to_hash + structure = exec_query("PRAGMA table_info(#{quote_table_name(table_name)})", 'SCHEMA') raise(ActiveRecord::StatementInvalid, "Could not find table '#{table_name}'") if structure.empty? - structure + table_structure_with_collation(table_name, structure) end def alter_table(table_name, options = {}) #:nodoc: @@ -491,7 +498,7 @@ module ActiveRecord @definition.column(column_name, column.type, :limit => column.limit, :default => column.default, :precision => column.precision, :scale => column.scale, - :null => column.null) + :null => column.null, collation: column.collation) end yield @definition if block_given? end @@ -553,6 +560,46 @@ module ActiveRecord super end end + + private + COLLATE_REGEX = /.*\"(\w+)\".*collate\s+\"(\w+)\".*/i.freeze + + def table_structure_with_collation(table_name, basic_structure) + collation_hash = {} + sql = "SELECT sql FROM + (SELECT * FROM sqlite_master UNION ALL + SELECT * FROM sqlite_temp_master) + WHERE type='table' and name='#{ table_name }' \;" + + # Result will have following sample string + # CREATE TABLE "users" ("id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, + # "password_digest" varchar COLLATE "NOCASE"); + result = exec_query(sql, 'SCHEMA').first + + if result + # Splitting with left parantheses and picking up last will return all + # columns separated with comma(,). + columns_string = result["sql"].split('(').last + + columns_string.split(',').each do |column_string| + # This regex will match the column name and collation type and will save + # the value in $1 and $2 respectively. + collation_hash[$1] = $2 if (COLLATE_REGEX =~ column_string) + end + + basic_structure.map! do |column| + column_name = column['name'] + + if collation_hash.has_key? column_name + column['collation'] = collation_hash[column_name] + end + + column + end + else + basic_structure.to_hash + end + end end end end diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb index 2b99899e42..c0d9d9c1c8 100644 --- a/activerecord/lib/active_record/enum.rb +++ b/activerecord/lib/active_record/enum.rb @@ -75,6 +75,22 @@ module ActiveRecord # # Conversation.where("status <> ?", Conversation.statuses[:archived]) # + # You can use the +:enum_prefix+ or +:enum_suffix+ options when you need + # to define multiple enums with same values. If the passed value is +true+, + # the methods are prefixed/suffixed with the name of the enum. + # + # class Invoice < ActiveRecord::Base + # enum verification: [:done, :fail], enum_prefix: true + # end + # + # It is also possible to supply a custom prefix. + # + # class Invoice < ActiveRecord::Base + # enum verification: [:done, :fail], enum_prefix: :verification_status + # end + # + # Note that <tt>:enum_prefix</tt>/<tt>:enum_suffix</tt> are reserved keywords + # and can not be used as an enum name. module Enum def self.extended(base) # :nodoc: @@ -121,6 +137,8 @@ module ActiveRecord def enum(definitions) klass = self + enum_prefix = definitions.delete(:enum_prefix) + enum_suffix = definitions.delete(:enum_suffix) definitions.each do |name, values| # statuses = { } enum_values = ActiveSupport::HashWithIndifferentAccess.new @@ -138,19 +156,31 @@ module ActiveRecord _enum_methods_module.module_eval do pairs = values.respond_to?(:each_pair) ? values.each_pair : values.each_with_index pairs.each do |value, i| + if enum_prefix == true + prefix = "#{name}_" + elsif enum_prefix + prefix = "#{enum_prefix}_" + end + if enum_suffix == true + suffix = "_#{name}" + elsif enum_suffix + suffix = "_#{enum_suffix}" + end + + value_method_name = "#{prefix}#{value}#{suffix}" enum_values[value] = i # def active?() status == 0 end - klass.send(:detect_enum_conflict!, name, "#{value}?") - define_method("#{value}?") { self[name] == value.to_s } + klass.send(:detect_enum_conflict!, name, "#{value_method_name}?") + define_method("#{value_method_name}?") { self[name] == value.to_s } # def active!() update! status: :active end - klass.send(:detect_enum_conflict!, name, "#{value}!") - define_method("#{value}!") { update! name => value } + klass.send(:detect_enum_conflict!, name, "#{value_method_name}!") + define_method("#{value_method_name}!") { update! name => value } # scope :active, -> { where status: 0 } - klass.send(:detect_enum_conflict!, name, value, true) - klass.scope value, -> { klass.where name => value } + klass.send(:detect_enum_conflict!, name, value_method_name, true) + klass.scope value_method_name, -> { klass.where name => value } end end defined_enums[name.to_s] = enum_values diff --git a/activerecord/lib/active_record/fixtures.rb b/activerecord/lib/active_record/fixtures.rb index 2c1771dd6c..b01444a090 100644 --- a/activerecord/lib/active_record/fixtures.rb +++ b/activerecord/lib/active_record/fixtures.rb @@ -110,7 +110,7 @@ module ActiveRecord # <% 1.upto(1000) do |i| %> # fix_<%= i %>: # id: <%= i %> - # name: guy_<%= 1 %> + # name: guy_<%= i %> # <% end %> # # This will create 1000 very simple fixtures. @@ -615,7 +615,6 @@ module ActiveRecord # a list of rows to insert to that table. def table_rows now = config.default_timezone == :utc ? Time.now.utc : Time.now - now = now.to_s(:db) # allow a standard key to be used for doing defaults in YAML fixtures.delete('DEFAULTS') @@ -644,6 +643,11 @@ module ActiveRecord row[primary_key_name] = ActiveRecord::FixtureSet.identify(label, primary_key_type) end + # Resolve enums + model_class.defined_enums.each do |name, values| + row[name] = values.fetch(row[name], row[name]) + end + # If STI is used, find the correct subclass for association reflection reflection_class = if row.include?(inheritance_column_name) @@ -664,7 +668,7 @@ module ActiveRecord row[association.foreign_type] = $1 end - fk_type = association.active_record.type_for_attribute(fk_name).type + fk_type = reflection_class.type_for_attribute(fk_name).type row[fk_name] = ActiveRecord::FixtureSet.identify(value, fk_type) end when :has_many diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 192a456846..1e0c04cd23 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -142,6 +142,9 @@ module ActiveRecord # specified by +column_name+. # * <tt>remove_index(table_name, name: index_name)</tt>: Removes the index # specified by +index_name+. + # * <tt>add_reference(:table_name, :reference_name)</tt>: Adds a new column + # +reference_name_id+ by default a integer. See + # ActiveRecord::ConnectionAdapters::SchemaStatements#add_reference for details. # # == Irreversible transformations # diff --git a/activerecord/lib/active_record/migration/command_recorder.rb b/activerecord/lib/active_record/migration/command_recorder.rb index 36256415df..b592c004aa 100644 --- a/activerecord/lib/active_record/migration/command_recorder.rb +++ b/activerecord/lib/active_record/migration/command_recorder.rb @@ -151,14 +151,16 @@ module ActiveRecord end def invert_remove_index(args) - table, options = *args - - unless options && options.is_a?(Hash) && options[:column] - raise ActiveRecord::IrreversibleMigration, "remove_index is only reversible if given a :column option." + table, options_or_column = *args + if (options = options_or_column).is_a?(Hash) + unless options[:column] + raise ActiveRecord::IrreversibleMigration, "remove_index is only reversible if given a :column option." + end + options = options.dup + [:add_index, [table, options.delete(:column), options]] + elsif (column = options_or_column).present? + [:add_index, [table, column]] end - - options = options.dup - [:add_index, [table, options.delete(:column), options]] end alias :invert_add_belongs_to :invert_add_reference @@ -184,6 +186,16 @@ module ActiveRecord [:remove_foreign_key, [from_table, options]] end + def invert_remove_foreign_key(args) + from_table, to_table, remove_options = args + raise ActiveRecord::IrreversibleMigration, "remove_foreign_key is only reversible if given a second table" if to_table.nil? || to_table.is_a?(Hash) + + reversed_args = [from_table, to_table] + reversed_args << remove_options if remove_options + + [:add_foreign_key, reversed_args] + end + # Forwards any missing method call to the \target. def method_missing(method, *args, &block) if @delegate.respond_to?(method) diff --git a/activerecord/lib/active_record/model_schema.rb b/activerecord/lib/active_record/model_schema.rb index 3674f672cb..5a6f42ba09 100644 --- a/activerecord/lib/active_record/model_schema.rb +++ b/activerecord/lib/active_record/model_schema.rb @@ -310,6 +310,7 @@ module ActiveRecord def load_schema! @columns_hash = connection.schema_cache.columns_hash(table_name) @columns_hash.each do |name, column| + warn_if_deprecated_type(column) define_attribute( name, connection.lookup_cast_type_from_column(column), @@ -356,6 +357,28 @@ module ActiveRecord base.table_name end end + + def warn_if_deprecated_type(column) + return if attributes_to_define_after_schema_loads.key?(column.name) + if column.respond_to?(:oid) && column.sql_type.start_with?("point") + if column.array? + array_arguments = ", array: true" + else + array_arguments = "" + end + ActiveSupport::Deprecation.warn(<<-WARNING.strip_heredoc) + The behavior of the `:point` type will be changing in Rails 5.1 to + return a `Point` object, rather than an `Array`. If you'd like to + keep the old behavior, you can add this line to #{self.name}: + + attribute :#{column.name}, :legacy_point#{array_arguments} + + If you'd like the new behavior today, you can add this line: + + attribute :#{column.name}, :rails_5_1_point#{array_arguments} + WARNING + end + end end end end diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 466175690e..0a6e4ac0bd 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -211,8 +211,7 @@ module ActiveRecord def becomes(klass) became = klass.new became.instance_variable_set("@attributes", @attributes) - changed_attributes = @changed_attributes if defined?(@changed_attributes) - became.instance_variable_set("@changed_attributes", changed_attributes || {}) + became.instance_variable_set("@changed_attributes", attributes_changed_by_setter) became.instance_variable_set("@new_record", new_record?) became.instance_variable_set("@destroyed", destroyed?) became.instance_variable_set("@errors", errors) @@ -382,7 +381,7 @@ module ActiveRecord # # => #<Account id: 1, email: 'account@example.com'> # # Attributes are reloaded from the database, and caches busted, in - # particular the associations cache. + # particular the associations cache and the QueryCache. # # If the record no longer exists in the database <tt>ActiveRecord::RecordNotFound</tt> # is raised. Otherwise, in addition to the in-place modification the method @@ -418,6 +417,8 @@ module ActiveRecord # end # def reload(options = nil) + self.class.connection.clear_query_cache + fresh_object = if options && options[:lock] self.class.unscoped { self.class.lock(options[:lock]).find(id) } diff --git a/activerecord/lib/active_record/railtie.rb b/activerecord/lib/active_record/railtie.rb index 5af64b717a..da6b8447d3 100644 --- a/activerecord/lib/active_record/railtie.rb +++ b/activerecord/lib/active_record/railtie.rb @@ -156,8 +156,8 @@ end_warning ActiveSupport.on_load(:active_record) do ActionDispatch::Reloader.send(hook) do if ActiveRecord::Base.connected? - ActiveRecord::Base.clear_reloadable_connections! ActiveRecord::Base.clear_cache! + ActiveRecord::Base.clear_reloadable_connections! end end end diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake index d168786e71..bd8024e143 100644 --- a/activerecord/lib/active_record/railties/databases.rake +++ b/activerecord/lib/active_record/railties/databases.rake @@ -159,7 +159,7 @@ db_namespace = namespace :db do end # desc "Raises an error if there are pending migrations" - task :abort_if_pending_migrations => :environment do + task :abort_if_pending_migrations => [:environment, :load_config] do pending_migrations = ActiveRecord::Migrator.open(ActiveRecord::Migrator.migrations_paths).pending_migrations if pending_migrations.any? diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index 85648a7f8f..7d37313058 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -9,7 +9,7 @@ module ActiveRecord :extending, :unscope] SINGLE_VALUE_METHODS = [:limit, :offset, :lock, :readonly, :reordering, - :reverse_order, :distinct, :create_with, :uniq] + :reverse_order, :distinct, :create_with] CLAUSE_METHODS = [:where, :having, :from] INVALID_METHODS_FOR_DELETE_ALL = [:limit, :distinct, :offset, :group, :having] @@ -618,6 +618,7 @@ module ActiveRecord def uniq_value distinct_value end + deprecate uniq_value: :distinct_value # Compares two relations for equality. def ==(other) diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb index 402b317d9c..7a28a98721 100644 --- a/activerecord/lib/active_record/relation/calculations.rb +++ b/activerecord/lib/active_record/relation/calculations.rb @@ -161,6 +161,10 @@ module ActiveRecord end end + if loaded? && (column_names - @klass.column_names).empty? + return @records.pluck(*column_names) + end + if has_include?(column_names.first) construct_relation_for_association_calculations.pluck(*column_names) else diff --git a/activerecord/lib/active_record/relation/delegation.rb b/activerecord/lib/active_record/relation/delegation.rb index d4a8823cfe..86f2c30168 100644 --- a/activerecord/lib/active_record/relation/delegation.rb +++ b/activerecord/lib/active_record/relation/delegation.rb @@ -39,7 +39,7 @@ module ActiveRecord BLACKLISTED_ARRAY_METHODS = [ :compact!, :flatten!, :reject!, :reverse!, :rotate!, :map!, :shuffle!, :slice!, :sort!, :sort_by!, :delete_if, - :keep_if, :pop, :shift, :delete_at, :compact, :select! + :keep_if, :pop, :shift, :delete_at, :select! ].to_set # :nodoc: delegate :to_xml, :to_yaml, :length, :collect, :map, :each, :all?, :include?, :to_ary, :join, to: :to_a diff --git a/activerecord/lib/active_record/relation/merger.rb b/activerecord/lib/active_record/relation/merger.rb index c3054f1fe9..dd8f0aa298 100644 --- a/activerecord/lib/active_record/relation/merger.rb +++ b/activerecord/lib/active_record/relation/merger.rb @@ -50,7 +50,7 @@ module ActiveRecord NORMAL_VALUES = Relation::VALUE_METHODS - Relation::CLAUSE_METHODS - - [:joins, :order, :reverse_order, :lock, :create_with, :reordering] # :nodoc: + [:includes, :preload, :joins, :order, :reverse_order, :lock, :create_with, :reordering] # :nodoc: def normal_values NORMAL_VALUES @@ -75,6 +75,7 @@ module ActiveRecord merge_multi_values merge_single_values merge_clauses + merge_preloads merge_joins relation @@ -82,6 +83,27 @@ module ActiveRecord private + def merge_preloads + return if other.preload_values.empty? && other.includes_values.empty? + + if other.klass == relation.klass + relation.preload! other.preload_values unless other.preload_values.empty? + relation.includes! other.includes_values unless other.includes_values.empty? + else + reflection = relation.klass.reflect_on_all_associations.find do |r| + r.class_name == other.klass.name + end || return + + unless other.preload_values.empty? + relation.preload! reflection.name => other.preload_values + end + + unless other.includes_values.empty? + relation.includes! reflection.name => other.includes_values + end + end + end + def merge_joins return if other.joins_values.blank? diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index 69ce5cdc2a..f85dc35e89 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -587,7 +587,7 @@ module ActiveRecord # # The two relations must be structurally compatible: they must be scoping the same model, and # they must differ only by +where+ (if no +group+ has been defined) or +having+ (if a +group+ is - # present). Neither relation may have a +limit+, +offset+, or +uniq+ set. + # present). Neither relation may have a +limit+, +offset+, or +distinct+ set. # # Post.where("id = 1").or(Post.where("id = 2")) # # SELECT `posts`.* FROM `posts` WHERE (('id = 1' OR 'id = 2')) @@ -790,6 +790,7 @@ module ActiveRecord spawn.distinct!(value) end alias uniq distinct + deprecate uniq: :distinct # Like #distinct, but modifies relation in place. def distinct!(value = true) # :nodoc: @@ -797,6 +798,7 @@ module ActiveRecord self end alias uniq! distinct! + deprecate uniq!: :distinct! # Used to extend a scope with additional methods, either through # a module or through a block provided. @@ -999,15 +1001,13 @@ module ActiveRecord end def arel_columns(columns) - if from_clause.value - columns - else - columns.map do |field| - if (Symbol === field || String === field) && columns_hash.key?(field.to_s) - arel_table[field] - else - field - end + columns.map do |field| + if (Symbol === field || String === field) && columns_hash.key?(field.to_s) && !from_clause.value + arel_table[field] + elsif Symbol === field + connection.quote_table_name(field.to_s) + else + field end end end diff --git a/activerecord/lib/active_record/sanitization.rb b/activerecord/lib/active_record/sanitization.rb index c2567311bd..ba75ffa5a1 100644 --- a/activerecord/lib/active_record/sanitization.rb +++ b/activerecord/lib/active_record/sanitization.rb @@ -119,9 +119,9 @@ module ActiveRecord end def replace_named_bind_variables(statement, bind_vars) #:nodoc: - statement.gsub(/(:?):([a-zA-Z]\w*)/) do + statement.gsub(/(:?):([a-zA-Z]\w*)/) do |match| if $1 == ':' # skip postgresql casts - $& # return the whole match + match # return the whole match elsif bind_vars.include?(match = $2.to_sym) replace_bind_variable(bind_vars[match]) else diff --git a/activerecord/lib/active_record/schema_migration.rb b/activerecord/lib/active_record/schema_migration.rb index b5038104ac..cb47bf23f7 100644 --- a/activerecord/lib/active_record/schema_migration.rb +++ b/activerecord/lib/active_record/schema_migration.rb @@ -1,6 +1,5 @@ require 'active_record/scoping/default' require 'active_record/scoping/named' -require 'active_record/base' module ActiveRecord class SchemaMigration < ActiveRecord::Base diff --git a/activerecord/lib/active_record/suppressor.rb b/activerecord/lib/active_record/suppressor.rb index b0b86865fd..b3644bf569 100644 --- a/activerecord/lib/active_record/suppressor.rb +++ b/activerecord/lib/active_record/suppressor.rb @@ -37,8 +37,7 @@ module ActiveRecord end end - # Ignore saving events if we're in suppression mode. - def save!(*args) # :nodoc: + def create_or_update(*args) # :nodoc: SuppressorRegistry.suppressed[self.class.name] ? true : super end end diff --git a/activerecord/lib/active_record/tasks/mysql_database_tasks.rb b/activerecord/lib/active_record/tasks/mysql_database_tasks.rb index bc80275a88..673386f0d9 100644 --- a/activerecord/lib/active_record/tasks/mysql_database_tasks.rb +++ b/activerecord/lib/active_record/tasks/mysql_database_tasks.rb @@ -59,6 +59,7 @@ module ActiveRecord args = prepare_command_options('mysqldump') args.concat(["--result-file", "#{filename}"]) args.concat(["--no-data"]) + args.concat(["--routines"]) args.concat(["#{configuration['database']}"]) unless Kernel.system(*args) $stderr.puts "Could not dump the database structure. "\ diff --git a/activerecord/lib/active_record/transactions.rb b/activerecord/lib/active_record/transactions.rb index 311dacb449..6f2def0df1 100644 --- a/activerecord/lib/active_record/transactions.rb +++ b/activerecord/lib/active_record/transactions.rb @@ -196,9 +196,9 @@ module ActiveRecord # automatically released. The following example demonstrates the problem: # # Model.connection.transaction do # BEGIN - # Model.connection.transaction(requires_new: true) do # CREATE SAVEPOINT active_record_1 + # Model.connection.transaction(requires_new: true) do # CREATE SAVEPOINT active_record_1 # Model.connection.create_table(...) # active_record_1 now automatically released - # end # RELEASE savepoint active_record_1 + # end # RELEASE SAVEPOINT active_record_1 # # ^^^^ BOOM! database error! # end # |