Module: AnnotationsVersionFu::InstanceMethods

Defined in:
lib/annotations_version_fu.rb

Instance Method Summary collapse

Instance Method Details

#check_for_new_version ⇒ Object 



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# File 'lib/annotations_version_fu.rb', line 98

def check_for_new_version
  instatiate_revision if create_new_version?
  true # Never halt save
end

#create_new_version? ⇒ Boolean

This the method to override if you want to have more control over when to version

Returns:

  • (Boolean) 


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# File 'lib/annotations_version_fu.rb', line 104

def create_new_version?
  # Any versioned column changed?
  self.class.versioned_columns.detect {|a| __send__ "#{a}_changed?"}
end

#find_version(number) ⇒ Object 



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# File 'lib/annotations_version_fu.rb', line 94

def find_version(number)
  versions.find :first, :conditions=>{:version=>number}
end

#instatiate_revision ⇒ Object 



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# File 'lib/annotations_version_fu.rb', line 109

def instatiate_revision
  new_version = versions.build
  versioned_columns.each do |attribute|
    new_version.__send__ "#{attribute}=", __send__(attribute)
  end
  version_number = new_record? ? 1 : version + 1
  new_version.version = version_number
  self.version = version_number
end