private void handleCommonRegistration(
MasterSecret masterSecret, TextSecureAccountManager accountManager, String number)
throws IOException {
setState(new RegistrationState(RegistrationState.STATE_GENERATING_KEYS, number));
Recipient self =
RecipientFactory.getRecipientsFromString(this, number, false).getPrimaryRecipient();
IdentityKeyPair identityKey = IdentityKeyUtil.getIdentityKeyPair(this, masterSecret);
List<PreKeyRecord> records = PreKeyUtil.generatePreKeys(this, masterSecret);
PreKeyRecord lastResort = PreKeyUtil.generateLastResortKey(this, masterSecret);
SignedPreKeyRecord signedPreKey =
PreKeyUtil.generateSignedPreKey(this, masterSecret, identityKey);
accountManager.setPreKeys(identityKey.getPublicKey(), lastResort, signedPreKey, records);
setState(new RegistrationState(RegistrationState.STATE_GCM_REGISTERING, number));
String gcmRegistrationId = "";
accountManager.setGcmId(Optional.of(gcmRegistrationId));
TextSecurePreferences.setGcmRegistrationId(this, gcmRegistrationId);
TextSecurePreferences.setWebsocketRegistered(this, true);
DatabaseFactory.getIdentityDatabase(this)
.saveIdentity(masterSecret, self.getRecipientId(), identityKey.getPublicKey());
DirectoryHelper.refreshDirectory(this, accountManager, number);
DirectoryRefreshListener.schedule(this);
}
private static boolean isExchangeQualified(
Context context, MasterSecret masterSecret, Recipient recipient) {
return (new RemoteKeyRecord(context, recipient).getCurrentRemoteKey() == null)
&& (new LocalKeyRecord(context, masterSecret, recipient).getCurrentKeyPair() == null)
&& !SessionRecordV2.hasSession(
context, masterSecret, recipient.getRecipientId(), RecipientDevice.DEFAULT_DEVICE_ID);
}
private String getSessionName(AxolotlAddress axolotlAddress) {
Recipient recipient =
RecipientFactory.getRecipientsFromString(context, axolotlAddress.getName(), true)
.getPrimaryRecipient();
long recipientId = recipient.getRecipientId();
int deviceId = axolotlAddress.getDeviceId();
return recipientId + (deviceId == TextSecureAddress.DEFAULT_DEVICE_ID ? "" : "." + deviceId);
}
private long[] getRecipientIds(Recipients recipients) {
Set<Long> recipientSet = new HashSet<>();
List<Recipient> recipientList = recipients.getRecipientsList();
for (Recipient recipient : recipientList) {
recipientSet.add(recipient.getRecipientId());
}
long[] recipientArray = new long[recipientSet.size()];
int i = 0;
for (Long recipientId : recipientSet) {
recipientArray[i++] = recipientId;
}
Arrays.sort(recipientArray);
return recipientArray;
}