Module: Ladder::File

Extended by:
ActiveSupport::Concern
Includes:
ActiveTriples::Identifiable, Mongoid::Document
Defined in:
lib/ladder/file.rb

Defined Under Namespace

Modules: ClassMethods

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#file ⇒ Object

Returns the value of attribute file.



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# File 'lib/ladder/file.rb', line 23

def file
  @file
end

Instance Method Details

#data ⇒ Object

Output content of object from stored file or readable input



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# File 'lib/ladder/file.rb', line 36

def data
  @grid_file ||= self.class.grid.get(id) if persisted?
  return @grid_file.data if @grid_file

  file.rewind if file.respond_to? :rewind
  file.read
end

#save ⇒ Object

Make save behave like Mongoid::Document as much as possible

Raises:

  • (Mongoid::Errors::InvalidValue) 


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# File 'lib/ladder/file.rb', line 27

def save
  raise Mongoid::Errors::InvalidValue.new(IO, NilClass) if file.nil?

  attributes[:content_type] = file.content_type if file.respond_to? :content_type
  @grid_file ? @grid_file.save : !! @grid_file = self.class.grid.put(file, attributes.symbolize_keys)
end

#update_resource ⇒ Object

Return an empty ActiveTriples resource for serializing related resources



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# File 'lib/ladder/file.rb', line 46

def update_resource
  resource
end