Module: MongoMapper::Document::InstanceMethods

Defined in:
lib/mongo_mapper/document.rb

Instance Method Summary collapse

Instance Method Details

#_root_document ⇒ Object

Used by embedded docs to find root easily without if/respond_to? stuff. Documents are always root documents.



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# File 'lib/mongo_mapper/document.rb', line 288

def _root_document
  self
end

#delete ⇒ Object 



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# File 'lib/mongo_mapper/document.rb', line 263

def delete
  @_destroyed = true
  self.class.delete(id) unless new?
end

#destroy ⇒ Object 



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# File 'lib/mongo_mapper/document.rb', line 259

def destroy
  delete
end

#destroyed? ⇒ Boolean

Returns:



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# File 'lib/mongo_mapper/document.rb', line 272

def destroyed?
  @_destroyed == true
end

#new? ⇒ Boolean

Returns:



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# File 'lib/mongo_mapper/document.rb', line 268

def new?
  @new
end

#reload ⇒ Object 



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# File 'lib/mongo_mapper/document.rb', line 276

def reload
  if attrs = collection.find_one({:_id => _id})
    self.class.associations.each { |name, assoc| send(name).reset if respond_to?(name) }
    self.attributes = attrs
    self
  else
    raise DocumentNotFound, "Document match #{_id.inspect} does not exist in #{collection.name} collection"
  end
end

#save(options = {}) ⇒ Object 



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# File 'lib/mongo_mapper/document.rb', line 248

def save(options={})
  options.assert_valid_keys(:validate, :safe)
  options.reverse_merge!(:validate => true)
  !options[:validate] || valid? ? create_or_update(options) : false
end

#save!(options = {}) ⇒ Object 



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# File 'lib/mongo_mapper/document.rb', line 254

def save!(options={})
  options.assert_valid_keys(:safe)
  save(options) || raise(DocumentNotValid.new(self))
end