Contents

#
#  File Manager Engine module
#
#  @author Xiterrex & Jnillo
#
#  @description This module extend the entity which is included and add the methods in the callback before_save
#               to register relation between entity's instance and file included.
#

require "file_manager_engine/engine"

module FileManagerEngine
  module ClassMethods
    mattr_accessor :file_field_name
  end

  # This static method is use to extend methods in other class which included this class
  def self.included(base)
    base.extend(ClassMethods)
    base.after_save :make_relation_file
  end

  #
  # This method generate a instance in data base for each file relationated with the new document generated
  # If the content is modifcated, this method remake all relations between file/s and this content.
  def make_relation_file
    ary = self.send(self.class.file_field_name.to_sym)
    to_array(ary).each do |file|
      FileManager.new({ :entity_type => self.class.name,:entity_id => self.id, :file => file }).save
    end
  end

  private

   
  # This methdo has been created to explicit conversion to array elements.
  def to_array(val)
    [val].flatten
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
file_manager_engine-0.0.3	lib/file_manager_engine.rb
file_manager_engine-0.0.2	lib/file_manager_engine.rb
file_manager_engine-0.0.1	lib/file_manager_engine.rb