Module: DataMapper::Is::Taggable::InstanceMethods

Defined in:
lib/dm-is-taggable/is/taggable.rb

Overview

ClassMethods

Instance Method Summary collapse

Instance Method Details

#tag(tags) ⇒ Object 



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# File 'lib/dm-is-taggable/is/taggable.rb', line 77

def tag(tags)
  tags = [tags] unless tags.class == Array
  
  tags.each do |tag_name|
    tag_name = Tag.build(tag_name) if tag_name.class == String
    next if self.send("#{Extlib::Inflection::underscore(self.class.to_s)}_tags").first(:tag_id => tag_name.id)
    
    p = Extlib::Inflection::constantize("#{self.class.to_s}Tag").new(:tag => tag_name)
    self.send("#{Extlib::Inflection::underscore(self.class.to_s)}_tags") << p
    p.save unless self.new_record?
  end
end

#tags_list ⇒ Object 



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# File 'lib/dm-is-taggable/is/taggable.rb', line 101

def tags_list
  @tags_list || self.tags.collect {|t| t.name}.join(", ")
end

#tags_list=(list) ⇒ Object 



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# File 'lib/dm-is-taggable/is/taggable.rb', line 105

def tags_list=(list)
  @tags_list = list
  self.tags.each {|t| self.untag(t) }
  
  # Tag list generation
  list = list.split(",").collect {|s| s.strip}
  
  # Do the tagging here
  list.each { |t| self.tag(Tag.build(t)) }
end

#untag(tags) ⇒ Object 



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# File 'lib/dm-is-taggable/is/taggable.rb', line 90

def untag(tags)
  tags = [tags] unless tags.class == Array
  
  tags.each do |tag_name|
    tag_name = Tag.build(tag_name) if tag_name.class == String

    p = self.send("#{Extlib::Inflection::underscore(self.class.to_s)}_tags").first(:tag_id => tag_name.id)
    p.destroy if p
  end
end