diff options
6 files changed, 85 insertions, 69 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb b/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb index c916c0795d..5b3e88fb08 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb @@ -2,54 +2,11 @@ module ActiveRecord module ConnectionAdapters module PostgreSQL module Cast # :nodoc: - def hstore_to_string(object) # :nodoc: - if Hash === object - string = object.map { |k, v| "#{escape_hstore(k)}=>#{escape_hstore(v)}" }.join(', ') - string - else - object - end - end - - def string_to_hstore(string) # :nodoc: - if string.nil? - nil - elsif String === string - Hash[string.scan(HstorePair).map { |k, v| - v = v.upcase == 'NULL' ? nil : v.gsub(/\A"(.*)"\Z/m,'\1').gsub(/\\(.)/, '\1') - k = k.gsub(/\A"(.*)"\Z/m,'\1').gsub(/\\(.)/, '\1') - [k, v] - }] - else - string - end - end - def range_to_string(object) # :nodoc: from = object.begin.respond_to?(:infinite?) && object.begin.infinite? ? '' : object.begin to = object.end.respond_to?(:infinite?) && object.end.infinite? ? '' : object.end "[#{from},#{to}#{object.exclude_end? ? ')' : ']'}" end - - private - - HstorePair = begin - quoted_string = /"[^"\\]*(?:\\.[^"\\]*)*"/ - unquoted_string = /(?:\\.|[^\s,])[^\s=,\\]*(?:\\.[^\s=,\\]*|=[^,>])*/ - /(#{quoted_string}|#{unquoted_string})\s*=>\s*(#{quoted_string}|#{unquoted_string})/ - end - - def escape_hstore(value) - if value.nil? - 'NULL' - else - if value == "" - '""' - else - '"%s"' % value.to_s.gsub(/(["\\])/, '\\\\\1') - end - end - end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/float.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/float.rb index 26c5d3d78f..78ef94b912 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/float.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/float.rb @@ -7,6 +7,7 @@ module ActiveRecord def cast_value(value) case value + when ::Float then value when 'Infinity' then ::Float::INFINITY when '-Infinity' then -::Float::INFINITY when 'NaN' then ::Float::NAN 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 57b20477df..be4525c94f 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb @@ -10,16 +10,48 @@ module ActiveRecord end def type_cast_from_database(value) - ConnectionAdapters::PostgreSQLColumn.string_to_hstore(value) + if value.is_a?(::String) + ::Hash[value.scan(HstorePair).map { |k, v| + v = v.upcase == 'NULL' ? nil : v.gsub(/\A"(.*)"\Z/m,'\1').gsub(/\\(.)/, '\1') + k = k.gsub(/\A"(.*)"\Z/m,'\1').gsub(/\\(.)/, '\1') + [k, v] + }] + else + value + end end def type_cast_for_database(value) - ConnectionAdapters::PostgreSQLColumn.hstore_to_string(value) + if value.is_a?(::Hash) + value.map { |k, v| "#{escape_hstore(k)}=>#{escape_hstore(v)}" }.join(', ') + else + value + end end def accessor ActiveRecord::Store::StringKeyedHashAccessor end + + private + + HstorePair = begin + quoted_string = /"[^"\\]*(?:\\.[^"\\]*)*"/ + unquoted_string = /(?:\\.|[^\s,])[^\s=,\\]*(?:\\.[^\s=,\\]*|=[^,>])*/ + /(#{quoted_string}|#{unquoted_string})\s*=>\s*(#{quoted_string}|#{unquoted_string})/ + end + + def escape_hstore(value) + if value.nil? + 'NULL' + else + if value == "" + '""' + else + '"%s"' % value.to_s.gsub(/(["\\])/, '\\\\\1') + end + end + end 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 60b0ee526e..7c485eb9d0 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -28,15 +28,8 @@ module ActiveRecord else super end - when Hash - case sql_type - when 'hstore' then super(PostgreSQLColumn.hstore_to_string(value), column) - else super - end when Float - if value.infinite? && column.type == :datetime - "'#{value.to_s.downcase}'" - elsif value.infinite? || value.nan? + if value.infinite? || value.nan? "'#{value.to_s}'" else super @@ -80,11 +73,6 @@ module ActiveRecord else super end - when Hash - case column.sql_type - when 'hstore' then PostgreSQLColumn.hstore_to_string(value) - else super - end else super end diff --git a/activerecord/test/cases/adapters/postgresql/hstore_test.rb b/activerecord/test/cases/adapters/postgresql/hstore_test.rb index 8f78dbecf5..2631b6a939 100644 --- a/activerecord/test/cases/adapters/postgresql/hstore_test.rb +++ b/activerecord/test/cases/adapters/postgresql/hstore_test.rb @@ -112,13 +112,7 @@ class PostgresqlHstoreTest < ActiveRecord::TestCase end def test_type_cast_hstore - assert @column - - data = "\"1\"=>\"2\"" - hash = @column.class.string_to_hstore data - assert_equal({'1' => '2'}, hash) - assert_equal({'1' => '2'}, @column.type_cast_from_database(data)) - + assert_equal({'1' => '2'}, @column.type_cast_from_database("\"1\"=>\"2\"")) assert_equal({}, @column.type_cast_from_database("")) assert_equal({'key'=>nil}, @column.type_cast_from_database('key => NULL')) assert_equal({'c'=>'}','"a"'=>'b "a b'}, @column.type_cast_from_database(%q(c=>"}", "\"a\""=>"b \"a b"))) @@ -173,19 +167,19 @@ class PostgresqlHstoreTest < ActiveRecord::TestCase end def test_gen1 - assert_equal(%q(" "=>""), @column.class.hstore_to_string({' '=>''})) + assert_equal(%q(" "=>""), @column.cast_type.type_cast_for_database({' '=>''})) end def test_gen2 - assert_equal(%q(","=>""), @column.class.hstore_to_string({','=>''})) + assert_equal(%q(","=>""), @column.cast_type.type_cast_for_database({','=>''})) end def test_gen3 - assert_equal(%q("="=>""), @column.class.hstore_to_string({'='=>''})) + assert_equal(%q("="=>""), @column.cast_type.type_cast_for_database({'='=>''})) end def test_gen4 - assert_equal(%q(">"=>""), @column.class.hstore_to_string({'>'=>''})) + assert_equal(%q(">"=>""), @column.cast_type.type_cast_for_database({'>'=>''})) end def test_parse1 diff --git a/activerecord/test/cases/adapters/postgresql/infinity_test.rb b/activerecord/test/cases/adapters/postgresql/infinity_test.rb new file mode 100644 index 0000000000..22e8873333 --- /dev/null +++ b/activerecord/test/cases/adapters/postgresql/infinity_test.rb @@ -0,0 +1,44 @@ +require "cases/helper" + +class PostgresqlInfinityTest < ActiveRecord::TestCase + class PostgresqlInfinity < ActiveRecord::Base + end + + setup do + @connection = ActiveRecord::Base.connection + @connection.create_table(:postgresql_infinities) do |t| + t.float :float + t.datetime :datetime + end + end + + teardown do + @connection.execute("DROP TABLE IF EXISTS postgresql_infinities") + end + + test "type casting infinity on a float column" do + record = PostgresqlInfinity.create!(float: Float::INFINITY) + record.reload + assert_equal Float::INFINITY, record.float + end + + test "update_all with infinity on a float column" do + record = PostgresqlInfinity.create! + PostgresqlInfinity.update_all(float: Float::INFINITY) + record.reload + assert_equal Float::INFINITY, record.float + end + + test "type casting infinity on a datetime column" do + record = PostgresqlInfinity.create!(datetime: Float::INFINITY) + record.reload + assert_equal Float::INFINITY, record.datetime + end + + test "update_all with infinity on a datetime column" do + record = PostgresqlInfinity.create! + PostgresqlInfinity.update_all(datetime: Float::INFINITY) + record.reload + assert_equal Float::INFINITY, record.datetime + end +end |