Function extractNoteIdFromReferer

lib/realtime/realtime.js:333–345

(referer)

function extractNoteIdFromSocket (socket) {
  function extractNoteIdFromReferer (referer) {
    if (referer) {
      const hostUrl = parseUrl(referer)
      if (!hostUrl) {
        return false
      }
      if (config.urlPath) {
        return hostUrl.pathname.slice(config.urlPath.length + 1, hostUrl.pathname.length).split('/')[1]
      }
      return hostUrl.pathname.split('/')[1]
    }
    return false
  }

  if (!socket || !socket.handshake) {
    return false