private Intent createSendIntent(byte[] resultBytes) {
Intent sendIntent;
sendIntent = new Intent(Intent.ACTION_SEND);
sendIntent.setType(Constants.ENCRYPTED_TEXT_MIME);
sendIntent.putExtra(Intent.EXTRA_TEXT, new String(resultBytes));
EncryptActivity modeInterface = (EncryptActivity) getActivity();
EncryptModeFragment modeFragment = modeInterface.getModeFragment();
if (!modeFragment.isAsymmetric()) {
return sendIntent;
}
String[] encryptionUserIds = modeFragment.getAsymmetricEncryptionUserIds();
if (encryptionUserIds == null) {
return sendIntent;
}
Set<String> users = new HashSet<>();
for (String user : encryptionUserIds) {
KeyRing.UserId userId = KeyRing.splitUserId(user);
if (userId.email != null) {
users.add(userId.email);
}
}
// pass trough email addresses as extra for email applications
sendIntent.putExtra(Intent.EXTRA_EMAIL, users.toArray(new String[users.size()]));
return sendIntent;
}
protected SignEncryptParcel createOperationInput() {
if (mMessage == null || mMessage.isEmpty()) {
Notify.create(getActivity(), R.string.error_empty_text, Notify.Style.ERROR).show(this);
return null;
}
// fill values for this action
SignEncryptParcel data = new SignEncryptParcel();
data.setBytes(mMessage.getBytes());
data.setCleartextSignature(true);
if (mUseCompression) {
data.setCompressionId(PgpConstants.sPreferredCompressionAlgorithms.get(0));
} else {
data.setCompressionId(CompressionAlgorithmTags.UNCOMPRESSED);
}
data.setHiddenRecipients(mHiddenRecipients);
data.setSymmetricEncryptionAlgorithm(
PgpConstants.OpenKeychainSymmetricKeyAlgorithmTags.USE_PREFERRED);
data.setSignatureHashAlgorithm(
PgpConstants.OpenKeychainSymmetricKeyAlgorithmTags.USE_PREFERRED);
// Always use armor for messages
data.setEnableAsciiArmorOutput(true);
EncryptActivity modeInterface = (EncryptActivity) getActivity();
EncryptModeFragment modeFragment = modeInterface.getModeFragment();
if (modeFragment.isAsymmetric()) {
long[] encryptionKeyIds = modeFragment.getAsymmetricEncryptionKeyIds();
long signingKeyId = modeFragment.getAsymmetricSigningKeyId();
boolean gotEncryptionKeys = (encryptionKeyIds != null && encryptionKeyIds.length > 0);
if (!gotEncryptionKeys && signingKeyId == Constants.key.none) {
Notify.create(
getActivity(), R.string.select_encryption_or_signature_key, Notify.Style.ERROR)
.show(this);
return null;
}
data.setEncryptionMasterKeyIds(encryptionKeyIds);
data.setSignatureMasterKeyId(signingKeyId);
} else {
Passphrase passphrase = modeFragment.getSymmetricPassphrase();
if (passphrase == null) {
Notify.create(getActivity(), R.string.passphrases_do_not_match, Notify.Style.ERROR)
.show(this);
return null;
}
if (passphrase.isEmpty()) {
Notify.create(getActivity(), R.string.passphrase_must_not_be_empty, Notify.Style.ERROR)
.show(this);
return null;
}
data.setSymmetricPassphrase(passphrase);
}
return data;
}