Function minifyKey

src/modules/key.js:299–326

(key, userId)

 * @return {openpgp.key.Key}
 */
export async function minifyKey(key, userId) {
  let user;
  try {
    ({user} = await key.getPrimaryUser(undefined, userId));
  } catch (e) {}
  if (!user) {
    return null;
  }
  let p = new PacketList();
  p.push(key.keyPacket);
  p.push(user.userID || user.userAttribute);
  p = p.concat(user.selfCertifications);
  let signSubkey;
  try {
    signSubkey = await key.getSigningKey();
    if (key !== signSubkey) {
      p = p.concat(signSubkey.toPacketList());
    }
  } catch (e) {}
  try {
    const encSubkey = await key.getEncryptionKey();
    if (key !== encSubkey && signSubkey !== encSubkey) {
      p = p.concat(encSubkey.toPacketList());
    }
  } catch (e) {}
  const binaryKey = p.write();
  return readKey({binaryKey});
}

export async function verifyUserCertificate(user, certificate, key) {
  try {