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Versions: 6
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Contents
module ActsPermissive
class Grouping < ActiveRecord::Base
belongs_to :permission
belongs_to :permissible, :polymorphic => true
set_table_name :permissive_groupings
validates_uniqueness_of :permission_id, :scope => [:permissible_id, :permissible_type]
scope :by_circle, lambda {|circle|
joins("inner join permissive_permissions on permissive_permissions.circle_id = #{circle.id}").
where("permissive_groupings.permission_id = permissive_permissions.id").
select("DISTINCT permissive_groupings.*")
}
scope :by_object, lambda {|obj|
# using find_by_sql, because we can't figure out how to make it work with joins() and where()
self.find_by_sql("
SELECT DISTINCT pg.*
FROM (
SELECT circle_id
FROM permissive_circlings
WHERE circleable_id = #{obj.id}
AND circleable_type = '#{obj.class.to_s}') pc
INNER JOIN permissive_permissions pp
ON pc.circle_id = pp.circle_id
INNER JOIN permissive_groupings pg
ON pg.permission_id = pp.id
")
}
def self.who_can_see obj
by_object(obj).map{|u| u.permissible}.compact
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems