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/*
* Copyright (C) 2013-2014 Dominik Schürmann <dominik@dominikschuermann.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.ui.dialog;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
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.LayoutInflater;
import android.view.View;
import android.widget.TextView;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.pgp.KeyRing;
import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
import org.sufficientlysecure.keychain.provider.ProviderHelper;
import org.sufficientlysecure.keychain.service.KeychainIntentService;
import org.sufficientlysecure.keychain.service.KeychainIntentServiceHandler;
import org.sufficientlysecure.keychain.util.Log;
import java.util.HashMap;
public class DeleteKeyDialogFragment extends DialogFragment {
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_OKAY = 1;
public static final int MESSAGE_ERROR = 0;
private TextView mMainMessage;
private View mInflateView;
/**
* 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();
final Messenger messenger = getArguments().getParcelable(ARG_MESSENGER);
final long[] masterKeyIds = getArguments().getLongArray(ARG_DELETE_MASTER_KEY_IDS);
CustomAlertDialogBuilder builder = new CustomAlertDialogBuilder(activity);
// 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[]{
KeyRings.USER_ID,
KeyRings.HAS_ANY_SECRET
}, new int[]{
ProviderHelper.FIELD_TYPE_STRING,
ProviderHelper.FIELD_TYPE_INTEGER
}
);
String name;
KeyRing.UserId mainUserId = KeyRing.splitUserId((String) data.get(KeyRings.USER_ID));
if (mainUserId.name != null) {
name = mainUserId.name;
} else {
name = getString(R.string.user_id_no_name);
}
hasSecret = ((Long) data.get(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) {
// Send all information needed to service to import key in other thread
Intent intent = new Intent(getActivity(), KeychainIntentService.class);
intent.setAction(KeychainIntentService.ACTION_DELETE);
// Message is received after importing is done in KeychainIntentService
KeychainIntentServiceHandler saveHandler = new KeychainIntentServiceHandler(
getActivity(), getString(R.string.progress_deleting),
ProgressDialog.STYLE_HORIZONTAL, true) {
@Override
public void handleMessage(Message message) {
super.handleMessage(message);
// handle messages by standard KeychainIntentServiceHandler first
if (message.arg1 == MessageStatus.OKAY.ordinal()) {
try {
Message msg = Message.obtain();
msg.copyFrom(message);
messenger.send(msg);
} catch (RemoteException e) {
Log.e(Constants.TAG, "messenger error", e);
}
}
}
};
// fill values for this action
Bundle data = new Bundle();
data.putLongArray(KeychainIntentService.DELETE_KEY_LIST, masterKeyIds);
data.putBoolean(KeychainIntentService.DELETE_IS_SECRET, hasSecret);
intent.putExtra(KeychainIntentService.EXTRA_DATA, data);
// Create a new Messenger for the communication back
Messenger messenger = new Messenger(saveHandler);
intent.putExtra(KeychainIntentService.EXTRA_MESSENGER, messenger);
// show progress dialog
saveHandler.showProgressDialog(getActivity());
// start service with intent
getActivity().startService(intent);
dismiss();
}
});
builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
dismiss();
}
});
return builder.show();
}
}
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