Module: ActsAsTaggableOn::Tagger::InstanceMethods

Defined in:
lib/acts-as-taggable-on/tagger.rb

Instance Method Summary collapse

Instance Method Details

#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)

Parameters:

  • taggable —

    The object that will be tagged

  • options (Hash) —

    An hash with options. Available options are:

    • :with - The tags that you want to

    • :on - The context on which you want to tag



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# File 'lib/acts-as-taggable-on/tagger.rb', line 55

def tag(taggable, opts = {})
  opts.reverse_merge!(force: true)
  skip_save = opts.delete(:skip_save)
  return false unless taggable.respond_to?(:is_taggable?) && taggable.is_taggable?

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

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

#tagger? ⇒ Boolean Also known as: is_tagger?

Returns:

  • (Boolean) 


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# File 'lib/acts-as-taggable-on/tagger.rb', line 70

def tagger?
  self.class.is_tagger?
end