Module: Gluttonberg::DragTree::ActiveRecord::ClassMethods

Defined in:
lib/gluttonberg/drag_tree/active_record.rb

Instance Method Summary collapse

Instance Method Details

#find_by_sorted_ids(new_sorted_element_ids) ⇒ Object 



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# File 'lib/gluttonberg/drag_tree/active_record.rb', line 27

def find_by_sorted_ids(new_sorted_element_ids)
  # find records in unorder list
  elements = self.where(:id => new_sorted_element_ids).all
  # sort it using ruby method
  sorted_elements = []
  new_sorted_element_ids.each do |id|
    id = id.to_i
    sorted_elements << elements.find{ |x| x.id == id }
  end
  sorted_elements.blank? ? sorted_elements : sorted_elements.uniq
end

#is_drag_tree(options = {}) ⇒ Object 



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# File 'lib/gluttonberg/drag_tree/active_record.rb', line 7

def is_drag_tree(options = {})
  options[:flat] = true unless options.has_key?(:flat)
  self.send(:include, Gluttonberg::DragTree::ActiveRecord::ModelHelpersClassMethods)
  unless options[:flat]
    acts_as_tree options
    self.is_flat_drag_tree = false
  else
    self.make_flat_drag_tree
  end
  self.drag_tree_scope_column = options[:scope] unless options[:scope].blank?
end

#repair_list(list) ⇒ Object 



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# File 'lib/gluttonberg/drag_tree/active_record.rb', line 19

def repair_list(list)
  unless list.blank?
    list.each_with_index do |sibling , index|
      sibling.update_attributes(:position => index)
    end
  end
end