Method: Page#respond_to_request

Defined in:
lib/yodel/models/pages/page.rb

#respond_to_request(request, response, mime_type) ⇒ Object

request handling



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# File 'lib/yodel/models/pages/page.rb', line 127

def respond_to_request(request, response, mime_type)
  # initialise request & response for use by the environment accessors
  @_request   = request
  @_response  = response
  @_mime_type = mime_type
  
  # determine the default action name for the request
  http_method = request.request_method.downcase
  action = "respond_to_#{http_method}_with_#{mime_type.name}"
  
  # if there is no action for the request, default to the first for the http_method of the request
  if !respond_to?(action)
    action = "default_response_to_#{http_method}"
    
    if !respond_to?(action)
      response.write "Unable to respond to a request using http method: #{http_method}"
      response['Content-Type'] = 'text/plain'
      return
    else
      default_mime = self.class.instance_variable_get("@default_response_to_#{http_method}_mime_type")
      mime_type = default_mime if mime_type != default_mime
      Yodel.config.logger.warn "No response matches this request, falling back to a default response."
    end
  end
  
  # only send a builder object as a parameter to the action if required
  if mime_type.has_builder?
    data = send(action, mime_type.create_builder)
  else
    data = send(action)
  end
  return if @finished
  
  # process the response and set headers
  response.write mime_type.process(data)
  response['Content-Type'] = "#{mime_type.default_mime_type}; charset=utf-8"
  
  # write the flash to the session if appropriate
  @flash.finalize if @flash
end