|
module Taxonomix
|
|
def self.included(base)
|
|
base.send :include, InstanceMethods
|
|
|
|
base.class_eval do
|
|
taxonomy_join_table = "taxable_taxonomies"
|
|
has_many taxonomy_join_table, :dependent => :destroy, :as => :taxable
|
|
has_many :locations, :through => taxonomy_join_table, :source => :taxonomy,
|
|
:conditions => "taxonomies.type='Location'", :validate => false
|
|
has_many :organizations, :through => taxonomy_join_table, :source => :taxonomy,
|
|
:conditions => "taxonomies.type='Organization'", :validate => false
|
|
after_initialize :set_current_taxonomy
|
|
|
|
scoped_search :in => :locations, :on => :name, :rename => :location, :complete_value => true
|
|
scoped_search :in => :organizations, :on => :name, :rename => :organization, :complete_value => true
|
|
|
|
def self.with_taxonomy_scope
|
|
scope = block_given? ? yield : where('1=1')
|
|
scope = scope.where("#{self.table_name}.id in (#{inner_select(Location.current.id)}) #{user_conditions}") if SETTINGS[:locations_enabled] && Location.current && !Location.current.ignore?(self.to_s)
|
|
scope = scope.where("#{self.table_name}.id in (#{inner_select(Organization.current.id)}) #{user_conditions}") if SETTINGS[:organizations_enabled] and Organization.current && !Organization.current.ignore?(self.to_s)
|
|
scope.readonly(false)
|
|
end
|
|
|
|
def self.inner_select taxonomy_id
|
|
"SELECT taxable_id from taxable_taxonomies WHERE taxable_type = '#{self.name}' AND taxonomy_id in (#{taxonomy_id}) "
|
|
end
|
|
|
|
# I the case of users we want the taxonomy scope to get both the users of the taxonomy and admins.
|
|
# This is done here and not in the user class because scopes cannot be chained with OR condition.
|
|
def self.user_conditions
|
|
sanitize_sql_for_conditions([" OR users.admin = ?", true]) if self == User
|
|
end
|
|
|
|
end
|
|
end
|
|
|
|
module InstanceMethods
|
|
def set_current_taxonomy
|
|
if self.new_record? && self.errors.empty?
|
|
self.locations << Location.current if Taxonomy.locations_enabled and Location.current
|
|
self.organizations << Organization.current if Taxonomy.organizations_enabled and Organization.current
|
|
end
|
|
end
|
|
|
|
# overwrite location_ids & organization_ids, since *_ids with has_many polymorphic is not working in Rails in 3.0.x. It works in 3.2.11
|
|
def location_ids
|
|
locations.pluck(:id)
|
|
end
|
|
|
|
def organization_ids
|
|
organizations.pluck(:id)
|
|
end
|
|
|
|
end
|
|
|
|
end
|
