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-rw-r--r--activerecord/lib/active_record/connection_adapters/mysql_adapter.rb154
1 files changed, 49 insertions, 105 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
index bf09bfe217..fc81a56fcb 100644
--- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
@@ -68,26 +68,12 @@ module ActiveRecord
class MysqlAdapter < AbstractMysqlAdapter
class Column < AbstractMysqlAdapter::Column #:nodoc:
- def self.string_to_time(value)
- return super unless Mysql::Time === value
- new_time(
- value.year,
- value.month,
- value.day,
- value.hour,
- value.minute,
- value.second,
- value.second_part)
- end
-
- def self.string_to_dummy_time(v)
- return super unless Mysql::Time === v
- new_time(2000, 01, 01, v.hour, v.minute, v.second, v.second_part)
- end
-
- def self.string_to_date(v)
- return super unless Mysql::Time === v
- new_date(v.year, v.month, v.day)
+ def type_cast(value)
+ if encoded?
+ super
+ else
+ cast_type.type_cast(value)
+ end
end
def adapter
@@ -297,85 +283,37 @@ module ActiveRecord
end
module Fields
- class Type
- def type; end
-
- def type_cast_for_write(value)
- value
+ class DateTime < Type::DateTime
+ def cast_value(value)
+ if Mysql::Time === value
+ new_time(
+ value.year,
+ value.month,
+ value.day,
+ value.hour,
+ value.minute,
+ value.second,
+ value.second_part)
+ else
+ super
+ end
end
end
- class Identity < Type
- def type_cast(value); value; end
- end
-
- class Integer < Type
- def type_cast(value)
- return if value.nil?
-
- value.to_i rescue value ? 1 : 0
- end
- end
-
- class Date < Type
- def type; :date; end
-
- def type_cast(value)
- return if value.nil?
-
- # FIXME: probably we can improve this since we know it is mysql
- # specific
- ConnectionAdapters::Column.value_to_date value
- end
- end
-
- class DateTime < Type
- def type; :datetime; end
-
- def type_cast(value)
- return if value.nil?
-
- # FIXME: probably we can improve this since we know it is mysql
- # specific
- ConnectionAdapters::Column.string_to_time value
- end
- end
-
- class Time < Type
- def type; :time; end
-
- def type_cast(value)
- return if value.nil?
-
- # FIXME: probably we can improve this since we know it is mysql
- # specific
- ConnectionAdapters::Column.string_to_dummy_time value
- end
- end
-
- class Float < Type
- def type; :float; end
-
- def type_cast(value)
- return if value.nil?
-
- value.to_f
- end
- end
-
- class Decimal < Type
- def type_cast(value)
- return if value.nil?
-
- ConnectionAdapters::Column.value_to_decimal value
- end
- end
-
- class Boolean < Type
- def type_cast(value)
- return if value.nil?
-
- ConnectionAdapters::Column.value_to_boolean value
+ class Time < Type::Time
+ def cast_value(value)
+ if Mysql::Time === value
+ new_time(
+ 2000,
+ 01,
+ 01,
+ value.hour,
+ value.minute,
+ value.second,
+ value.second_part)
+ else
+ super
+ end
end
end
@@ -395,29 +333,35 @@ module ActiveRecord
if field.type == Mysql::Field::TYPE_TINY && field.length > 1
TYPES[Mysql::Field::TYPE_LONG]
else
- TYPES.fetch(field.type) { Fields::Identity.new }
+ TYPES.fetch(field.type) { Type::Value.new }
end
end
- register_type Mysql::Field::TYPE_TINY, Fields::Boolean.new
- register_type Mysql::Field::TYPE_LONG, Fields::Integer.new
+ register_type Mysql::Field::TYPE_TINY, Type::Boolean.new
+ register_type Mysql::Field::TYPE_LONG, Type::Integer.new
alias_type Mysql::Field::TYPE_LONGLONG, Mysql::Field::TYPE_LONG
alias_type Mysql::Field::TYPE_NEWDECIMAL, Mysql::Field::TYPE_LONG
- register_type Mysql::Field::TYPE_VAR_STRING, Fields::Identity.new
- register_type Mysql::Field::TYPE_BLOB, Fields::Identity.new
- register_type Mysql::Field::TYPE_DATE, Fields::Date.new
+ register_type Mysql::Field::TYPE_VAR_STRING, Type::Value.new
+ register_type Mysql::Field::TYPE_BLOB, Type::Value.new
+ register_type Mysql::Field::TYPE_DATE, Type::Date.new
register_type Mysql::Field::TYPE_DATETIME, Fields::DateTime.new
register_type Mysql::Field::TYPE_TIME, Fields::Time.new
- register_type Mysql::Field::TYPE_FLOAT, Fields::Float.new
+ register_type Mysql::Field::TYPE_FLOAT, Type::Float.new
Mysql::Field.constants.grep(/TYPE/).map { |class_name|
Mysql::Field.const_get class_name
}.reject { |const| TYPES.key? const }.each do |const|
- register_type const, Fields::Identity.new
+ register_type const, Type::Value.new
end
end
+ def initialize_type_map(m) # :nodoc:
+ super
+ m.register_type %r(datetime)i, Fields::DateTime.new
+ m.register_type %r(time)i, Fields::Time.new
+ end
+
def exec_without_stmt(sql, name = 'SQL') # :nodoc:
# Some queries, like SHOW CREATE TABLE don't work through the prepared
# statement API. For those queries, we need to use this method. :'(
@@ -433,7 +377,7 @@ module ActiveRecord
fields << field_name
if field.decimals > 0
- types[field_name] = Fields::Decimal.new
+ types[field_name] = Type::Decimal.new
else
types[field_name] = Fields.find_type field
end