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/*
* Copyright (C) 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.Activity;
import android.app.Dialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
import android.support.annotation.NonNull;
import android.support.v4.app.DialogFragment;
import android.text.format.DateFormat;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.DatePicker;
import android.widget.LinearLayout;
import android.widget.TextView;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.ui.util.Notify;
import org.sufficientlysecure.keychain.ui.util.Notify.Style;
import org.sufficientlysecure.keychain.util.Log;
import java.util.Calendar;
import java.util.Date;
import java.util.TimeZone;
public class EditSubkeyExpiryDialogFragment extends DialogFragment {
private static final String ARG_MESSENGER = "messenger";
private static final String ARG_CREATION = "creation";
private static final String ARG_EXPIRY = "expiry";
public static final int MESSAGE_NEW_EXPIRY = 1;
public static final int MESSAGE_CANCEL = 2;
public static final String MESSAGE_DATA_EXPIRY = "expiry";
private Messenger mMessenger;
/**
* Creates new instance of this dialog fragment
*/
public static EditSubkeyExpiryDialogFragment newInstance(Messenger messenger,
Long creationDate, Long expiryDate) {
EditSubkeyExpiryDialogFragment frag = new EditSubkeyExpiryDialogFragment();
Bundle args = new Bundle();
args.putParcelable(ARG_MESSENGER, messenger);
args.putSerializable(ARG_CREATION, creationDate);
args.putSerializable(ARG_EXPIRY, expiryDate);
frag.setArguments(args);
return frag;
}
/**
* Creates dialog
*/
@NonNull
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
Activity activity = getActivity();
mMessenger = getArguments().getParcelable(ARG_MESSENGER);
long creation = getArguments().getLong(ARG_CREATION);
long expiry = getArguments().getLong(ARG_EXPIRY);
final Calendar creationCal = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
creationCal.setTimeInMillis(creation * 1000);
Calendar expiryCal = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
expiryCal.setTimeInMillis(expiry * 1000);
// date picker works with default time zone, we need to convert from UTC to default timezone
creationCal.setTimeZone(TimeZone.getDefault());
expiryCal.setTimeZone(TimeZone.getDefault());
// Explicitly not using DatePickerDialog here!
// DatePickerDialog is difficult to customize and has many problems (see old git versions)
CustomAlertDialogBuilder alert = new CustomAlertDialogBuilder(activity);
alert.setTitle(R.string.expiry_date_dialog_title);
LayoutInflater inflater = activity.getLayoutInflater();
View view = inflater.inflate(R.layout.edit_subkey_expiry_dialog, null);
alert.setView(view);
final CheckBox noExpiry = (CheckBox) view.findViewById(R.id.edit_subkey_expiry_no_expiry);
final DatePicker datePicker = (DatePicker) view.findViewById(R.id.edit_subkey_expiry_date_picker);
final TextView currentExpiry = (TextView) view.findViewById(R.id.edit_subkey_expiry_current_expiry);
final LinearLayout expiryLayout = (LinearLayout) view.findViewById(R.id.edit_subkey_expiry_layout);
noExpiry.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked) {
expiryLayout.setVisibility(View.GONE);
} else {
expiryLayout.setVisibility(View.VISIBLE);
}
}
});
if (expiry == 0L) {
noExpiry.setChecked(true);
expiryLayout.setVisibility(View.GONE);
currentExpiry.setText(R.string.btn_no_date);
} else {
noExpiry.setChecked(false);
expiryLayout.setVisibility(View.VISIBLE);
currentExpiry.setText(DateFormat.getDateFormat(
getActivity()).format(expiryCal.getTime()));
}
// date picker works based on default time zone
Calendar todayCal = Calendar.getInstance(TimeZone.getDefault());
if (creationCal.after(todayCal)) {
// NOTE: This is just for the rare cases where creation is _after_ today
// Min Date: Creation date + 1 day
Calendar creationCalPlusOne = (Calendar) creationCal.clone();
creationCalPlusOne.add(Calendar.DAY_OF_YEAR, 1);
datePicker.setMinDate(creationCalPlusOne.getTime().getTime());
datePicker.init(
creationCalPlusOne.get(Calendar.YEAR),
creationCalPlusOne.get(Calendar.MONTH),
creationCalPlusOne.get(Calendar.DAY_OF_MONTH),
null
);
} else {
// Min Date: today + 1 day
// at least one day after creation (today)
todayCal.add(Calendar.DAY_OF_YEAR, 1);
datePicker.setMinDate(todayCal.getTime().getTime());
datePicker.init(
todayCal.get(Calendar.YEAR),
todayCal.get(Calendar.MONTH),
todayCal.get(Calendar.DAY_OF_MONTH),
null
);
}
alert.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
dismiss();
long expiry;
if (noExpiry.isChecked()) {
expiry = 0L;
} else {
Calendar selectedCal = Calendar.getInstance(TimeZone.getDefault());
//noinspection ResourceType
selectedCal.set(datePicker.getYear(), datePicker.getMonth(), datePicker.getDayOfMonth());
// date picker uses default time zone, we need to convert to UTC
selectedCal.setTimeZone(TimeZone.getTimeZone("UTC"));
long numDays = (selectedCal.getTimeInMillis() / 86400000)
- (creationCal.getTimeInMillis() / 86400000);
if (numDays <= 0) {
Activity activity = getActivity();
if (activity != null) {
Notify.create(activity, R.string.error_expiry_past, Style.ERROR).show();
}
return;
}
expiry = selectedCal.getTime().getTime() / 1000;
}
Bundle data = new Bundle();
data.putSerializable(MESSAGE_DATA_EXPIRY, expiry);
sendMessageToHandler(MESSAGE_NEW_EXPIRY, data);
}
});
alert.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
dismiss();
}
});
return alert.show();
}
@Override
public void onCancel(DialogInterface dialog) {
super.onCancel(dialog);
dismiss();
sendMessageToHandler(MESSAGE_CANCEL, null);
}
/**
* Send message back to handler which is initialized in a activity
*
* @param what Message integer you want to send
*/
private void sendMessageToHandler(Integer what, Bundle data) {
Message msg = Message.obtain();
msg.what = what;
if (data != null) {
msg.setData(data);
}
try {
mMessenger.send(msg);
} catch (RemoteException e) {
Log.w(Constants.TAG, "Exception sending message, Is handler present?", e);
} catch (NullPointerException e) {
Log.w(Constants.TAG, "Messenger is null!", e);
}
}
}
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