Module: Tagtical::Taggable

Defined in:
lib/tagtical/taggable.rb,
lib/tagtical/taggable/core.rb,
lib/tagtical/taggable/cache.rb,
lib/tagtical/taggable/related.rb,
lib/tagtical/taggable/ownership.rb,
lib/tagtical/taggable/tag_group.rb,
lib/tagtical/taggable/collection.rb

Defined Under Namespace

Modules: Cache, Collection, Core, Ownership, Related, TagGroup

Instance Method Summary collapse

Instance Method Details

#acts_as_taggable(*tag_types) ⇒ Object

Make a model taggable on specified contexts.

Example:

module Tag
  class Language < Tagtical::Tag
  end
  class Skill < Tagtical::Tag
  end
end
class User < ActiveRecord::Base
  acts_as_taggable :languages, :skills
end

Parameters:

  • tag_types (Array) —

    An array of taggable contexts. These must have an associated subclass under Tag.



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# File 'lib/tagtical/taggable.rb', line 22

def acts_as_taggable(*tag_types)
  tag_types.flatten!
  tag_types << Tagtical::Tag::Type::BASE # always include the base type.
  tag_types = Tagtical::Tag::Type::Collection.new(Tagtical::Tag::Type.register(tag_types.uniq.compact, self))

  if taggable?
    self.tag_types = (self.tag_types + tag_types).uniq
  else
    class_attribute :tag_types, :custom_tag_types
    self.tag_types = tag_types
    self.custom_tag_types = tag_types - [Tagtical::Tag::Type::BASE]

    has_many :taggings, :as => :taggable, :dependent => :destroy, :include => :tag, :class_name => "Tagtical::Tagging"
    has_many :tags, :through => :taggings, :class_name => "Tagtical::Tag"
    validate :must_have_valid_tags

    class_eval do
      def self.taggable?
        true
      end
    end

    include Tagtical::Taggable::Core
    include Tagtical::Taggable::Collection
    include Tagtical::Taggable::Cache
    include Tagtical::Taggable::Ownership
    include Tagtical::Taggable::Related
    extend Tagtical::Taggable::TagGroup

  end

  # Purpose of this is to keep additional tagtical class level methods grouped
  # together with the acts_as_taggable call.
  yield if block_given?
end

#taggable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tagtical/taggable.rb', line 3

def taggable?
  false
end