Function extractNoteIdFromSocket

lib/realtime/realtime.js:332–363

(socket)

}

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
  }

  if (get(socket, 'handshake.query.noteId')) {
    return decodeURIComponent(socket.handshake.query.noteId)
  }

  const referer = get(socket, 'handshake.headers.referer')
  if (referer) {
    // this part is only for backward compatibility only; current code
    // should be using noteId query parameter instead.
    return extractNoteIdFromReferer(referer)
  }

  return false
}

async function parseNoteIdFromSocketAsync (socket) {
  const noteId = extractNoteIdFromSocket(socket)