Module: Tagtical::Tagger::InstanceMethods

Defined in:
lib/tagtical/acts_as_tagger.rb

Instance Method Summary collapse

Instance Method Details

#is_tagger? ⇒ Boolean 



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# File 'lib/tagtical/acts_as_tagger.rb', line 58

def is_tagger?
  self.class.is_tagger?
end

#tag(taggable, opts = {}) ⇒ Object

Tag a taggable model with tags that are owned by the tagger.

Example:

@user.tag(@photo, :with => "paris, normandy", :on => :locations)



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# File 'lib/tagtical/acts_as_tagger.rb', line 45

def tag(taggable, opts={})
  opts.reverse_merge!(:force => true)

  return false unless taggable.respond_to?(:is_taggable?) && taggable.is_taggable?

  raise "You need to specify a tag context using :on"                unless opts.has_key?(:on)
  raise "You need to specify some tags using :with"                  unless opts.has_key?(:with)
  raise "No context :#{opts[:on]} defined in #{taggable.class.to_s}" unless (opts[:force] || taggable.tag_types.include?(opts[:on]))

  taggable.set_owner_tag_list_on(self, opts[:on].to_s, opts[:with])
  taggable.save
end