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Contents
# -*- encoding : utf-8 -*-
module ActiveRecord
module ConnectionAdapters
class AbstractAdapter
def match(string)
raise "match not implemented"
end
def cast_types
native_database_types.merge custom_cast_types
end
def custom_cast_types
{}
end
end
class PostgreSQLAdapter
def match(string)
"~* #{string}"
end
end
module MysqlCommon
def match(string)
"REGEXP #{string}"
end
def custom_cast_types
{ :string => { :name=>'char' },
:integer => { :name=>'signed' },
:text => { :name=>'char' },
:float => { :name=>'decimal' },
:binary => { :name=>'binary' } }
end
end
class MysqlAdapter
include MysqlCommon
end
class Mysql2Adapter
include MysqlCommon
end
class SQLiteAdapter
def match(string)
"REGEXP #{string}"
end
end
end
module Transactions
#FIXME!!
# the following code is already in Rails 4 (see https://github.com/rails/rails/commit/c8792c7b2ea4f5fe7a5610225433ea8dd8d0f83e)
# it allows manual rollbacks in after_save (eg store events) to reset the object correctly
# hopefully we can soon get rid of this code!
def with_transaction_returning_status
status = nil
self.class.transaction do
add_to_transaction
begin
status = yield
rescue ActiveRecord::Rollback
@_start_transaction_state[:level] = (@_start_transaction_state[:level] || 0) - 1
status = nil
end
raise ActiveRecord::Rollback unless status
end
status
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems