Class: Crest::CardsController

Inherits:
ActionController::Base
  • Object
show all
Defined in:
lib/crest/cards_controller.rb

Overview

Hands out the contact card. It descends from ActionController::Base rather than from the host's ApplicationController on purpose: the card is public by definition, and an inherited before_action :authenticate would refuse the one request this exists to answer.

Constant Summary collapse

TYPE =

What a phone has to be told the body is before it offers to save it.

'text/vcard; charset=utf-8'

Instance Method Summary collapse

Instance Method Details

#show ⇒ void

This method returns an undefined value.

Answers the card, named after the path it was drawn at and cached until the card changes.



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# File 'lib/crest/cards_controller.rb', line 11

def show
  card = Crest.card.to_s

  if stale?(etag: card, public: true)
    send_data card, type: TYPE, disposition: 'inline', filename: File.basename(request.path)
  end
end