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package org.sufficientlysecure.keychain.ui;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
import android.support.v4.app.DialogFragment;
import android.support.v4.app.FragmentActivity;
import android.view.ContextThemeWrapper;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.TextView;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.operations.results.DeleteResult;
import org.sufficientlysecure.keychain.operations.results.OperationResult;
import org.sufficientlysecure.keychain.pgp.KeyRing;
import org.sufficientlysecure.keychain.provider.KeychainContract;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.service.DeleteKeyringParcel;
import org.sufficientlysecure.keychain.ui.base.CryptoOperationHelper;
import org.sufficientlysecure.keychain.ui.dialog.CustomAlertDialogBuilder;
import org.sufficientlysecure.keychain.util.Log;
import java.util.HashMap;
public class DeleteKeyDialogActivity extends FragmentActivity
implements CryptoOperationHelper.Callback<DeleteKeyringParcel, DeleteResult> {
public static final String EXTRA_DELETE_MASTER_KEY_IDS = "extra_delete_master_key_ids";
private CryptoOperationHelper<DeleteKeyringParcel, DeleteResult> mDeleteOpHelper;
private long[] mMasterKeyIds;
private boolean mHasSecret;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mDeleteOpHelper = new CryptoOperationHelper<>(DeleteKeyDialogActivity.this,
DeleteKeyDialogActivity.this, R.string.progress_deleting);
mDeleteOpHelper.onRestoreInstanceState(savedInstanceState);
mMasterKeyIds = getIntent().getLongArrayExtra(EXTRA_DELETE_MASTER_KEY_IDS);
Handler deleteDialogHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
if (msg.what == DeleteKeyDialogFragment.MESSAGE_PERFORM_DELETE) {
mHasSecret = msg.getData().getBoolean(DeleteKeyDialogFragment.MSG_HAS_SECRET);
mDeleteOpHelper.cryptoOperation();
}
}
};
Messenger messenger = new Messenger(deleteDialogHandler);
DeleteKeyDialogFragment deleteKeyDialogFragment
= DeleteKeyDialogFragment.newInstance(messenger, mMasterKeyIds);
deleteKeyDialogFragment.show(getSupportFragmentManager(), "deleteKeyDialog");
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
mDeleteOpHelper.handleActivityResult(requestCode, resultCode, data);
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
mDeleteOpHelper.onSaveInstanceState(outState);
}
@Override
public DeleteKeyringParcel createOperationInput() {
return new DeleteKeyringParcel(mMasterKeyIds, mHasSecret);
}
@Override
public void onCryptoOperationSuccess(DeleteResult result) {
handleResult(result);
}
@Override
public void onCryptoOperationCancelled() {
setResult(RESULT_CANCELED);
finish();
}
@Override
public void onCryptoOperationError(DeleteResult result) {
handleResult(result);
}
@Override
public boolean onCryptoSetProgress(String msg, int progress, int max) {
return false;
}
public void handleResult(DeleteResult result) {
Intent intent = new Intent();
intent.putExtra(OperationResult.EXTRA_RESULT, result);
setResult(RESULT_OK, intent);
finish();
}
public static class DeleteKeyDialogFragment extends DialogFragment {
public static final String MSG_HAS_SECRET = "msg_has_secret";
private static final String ARG_MESSENGER = "messenger";
private static final String ARG_DELETE_MASTER_KEY_IDS = "delete_master_key_ids";
public static final int MESSAGE_PERFORM_DELETE = 1;
private TextView mMainMessage;
private View mInflateView;
private Messenger mMessenger;
/**
* Creates new instance of this delete file dialog fragment
*/
public static DeleteKeyDialogFragment newInstance(Messenger messenger, long[] masterKeyIds) {
DeleteKeyDialogFragment frag = new DeleteKeyDialogFragment();
Bundle args = new Bundle();
args.putParcelable(ARG_MESSENGER, messenger);
args.putLongArray(ARG_DELETE_MASTER_KEY_IDS, masterKeyIds);
frag.setArguments(args);
return frag;
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final FragmentActivity activity = getActivity();
mMessenger = getArguments().getParcelable(ARG_MESSENGER);
final long[] masterKeyIds = getArguments().getLongArray(ARG_DELETE_MASTER_KEY_IDS);
ContextThemeWrapper theme = new ContextThemeWrapper(activity,
R.style.Theme_AppCompat_Light_Dialog);
CustomAlertDialogBuilder builder = new CustomAlertDialogBuilder(theme);
// Setup custom View to display in AlertDialog
LayoutInflater inflater = activity.getLayoutInflater();
mInflateView = inflater.inflate(R.layout.view_key_delete_fragment, null);
builder.setView(mInflateView);
mMainMessage = (TextView) mInflateView.findViewById(R.id.mainMessage);
final boolean hasSecret;
// If only a single key has been selected
if (masterKeyIds.length == 1) {
long masterKeyId = masterKeyIds[0];
try {
HashMap<String, Object> data = new ProviderHelper(activity).getUnifiedData(
masterKeyId, new String[]{
KeychainContract.KeyRings.USER_ID,
KeychainContract.KeyRings.HAS_ANY_SECRET
}, new int[]{
ProviderHelper.FIELD_TYPE_STRING,
ProviderHelper.FIELD_TYPE_INTEGER
}
);
String name;
KeyRing.UserId mainUserId = KeyRing.splitUserId((String) data.get(KeychainContract.KeyRings.USER_ID));
if (mainUserId.name != null) {
name = mainUserId.name;
} else {
name = getString(R.string.user_id_no_name);
}
hasSecret = ((Long) data.get(KeychainContract.KeyRings.HAS_ANY_SECRET)) == 1;
if (hasSecret) {
// show title only for secret key deletions,
// see http://www.google.com/design/spec/components/dialogs.html#dialogs-behavior
builder.setTitle(getString(R.string.title_delete_secret_key, name));
mMainMessage.setText(getString(R.string.secret_key_deletion_confirmation, name));
} else {
mMainMessage.setText(getString(R.string.public_key_deletetion_confirmation, name));
}
} catch (ProviderHelper.NotFoundException e) {
dismiss();
return null;
}
} else {
mMainMessage.setText(R.string.key_deletion_confirmation_multi);
hasSecret = false;
}
builder.setPositiveButton(R.string.btn_delete, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Bundle data = new Bundle();
data.putBoolean(MSG_HAS_SECRET, hasSecret);
Message msg = Message.obtain();
msg.setData(data);
msg.what = MESSAGE_PERFORM_DELETE;
try {
mMessenger.send(msg);
} catch (RemoteException e) {
Log.e(Constants.TAG, "messenger error", e);
}
}
});
builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
getActivity().finish();
}
});
return builder.show();
}
}
}
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