38 lines
931 B
Ruby
38 lines
931 B
Ruby
#-- copyright
|
|
# ChiliProject is a project management system.
|
|
#
|
|
# Copyright (C) 2010-2011 the ChiliProject Team
|
|
#
|
|
# This program is free software; you can redistribute it and/or
|
|
# modify it under the terms of the GNU General Public License
|
|
# as published by the Free Software Foundation; either version 2
|
|
# of the License, or (at your option) any later version.
|
|
#
|
|
# See doc/COPYRIGHT.rdoc for more details.
|
|
#++
|
|
|
|
class ARCondition
|
|
attr_reader :conditions
|
|
|
|
def initialize(condition=nil)
|
|
@conditions = ['1=1']
|
|
add(condition) if condition
|
|
end
|
|
|
|
def add(condition)
|
|
if condition.is_a?(Array)
|
|
@conditions.first << " AND (#{condition.first})"
|
|
@conditions += condition[1..-1]
|
|
elsif condition.is_a?(String)
|
|
@conditions.first << " AND (#{condition})"
|
|
else
|
|
raise "Unsupported #{condition.class} condition: #{condition}"
|
|
end
|
|
self
|
|
end
|
|
|
|
def <<(condition)
|
|
add(condition)
|
|
end
|
|
end
|