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+/**
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+ * Nextcloud Android client application
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+ *
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+ * @author Mario Danic
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+ * Copyright (C) 2017 Mario Danic
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+ * Copyright (C) 2017 Nextcloud GmbH.
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+ *
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+ * This program is free software: you can redistribute it and/or modify
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+ * it under the terms of the GNU Affero General Public License as published by
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+ * the Free Software Foundation, either version 3 of the License, or
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+ * at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU Affero General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU Affero General Public License
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+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
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+ */
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+package com.owncloud.android.ui.fragment.ContactsBackup;
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+
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+import android.Manifest;
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+import android.app.DatePickerDialog;
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+import android.content.SharedPreferences;
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+import android.os.Bundle;
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+import android.support.annotation.NonNull;
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+import android.support.design.widget.Snackbar;
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+import android.support.v4.app.Fragment;
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+import android.support.v4.app.FragmentTransaction;
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+import android.support.v7.widget.SwitchCompat;
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+import android.view.LayoutInflater;
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+import android.view.MenuItem;
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+import android.view.View;
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+import android.view.ViewGroup;
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+import android.widget.CompoundButton;
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+import android.widget.DatePicker;
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+import android.widget.TextView;
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+import android.widget.Toast;
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+
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+import com.evernote.android.job.JobRequest;
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+import com.evernote.android.job.util.support.PersistableBundleCompat;
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+import com.owncloud.android.R;
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+import com.owncloud.android.datamodel.OCFile;
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+import com.owncloud.android.db.PreferenceManager;
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+import com.owncloud.android.services.ContactsBackupJob;
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+import com.owncloud.android.ui.activity.ContactsPreferenceActivity;
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+import com.owncloud.android.ui.fragment.FileFragment;
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+import com.owncloud.android.utils.DisplayUtils;
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+import com.owncloud.android.utils.PermissionUtil;
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+
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+import java.util.Calendar;
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+import java.util.Collections;
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+import java.util.Comparator;
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+import java.util.Vector;
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+
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+import butterknife.BindView;
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+import butterknife.ButterKnife;
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+import butterknife.OnClick;
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+
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+import static com.owncloud.android.ui.activity.ContactsPreferenceActivity.PREFERENCE_CONTACTS_AUTOMATIC_BACKUP;
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+import static com.owncloud.android.ui.activity.ContactsPreferenceActivity.PREFERENCE_CONTACTS_LAST_BACKUP;
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+
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+public class ContactsBackupFragment extends FileFragment {
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+ public static final String TAG = ContactsBackupFragment.class.getSimpleName();
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+
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+ private SharedPreferences sharedPreferences;
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+
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+ @BindView(R.id.contacts_automatic_backup)
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+ SwitchCompat backupSwitch;
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+
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+ @Override
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+ public View onCreateView(final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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+
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+ View view = inflater.inflate(R.layout.contacts_backup_fragment, null);
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+ ButterKnife.bind(this, view);
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+
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+ setHasOptionsMenu(true);
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+
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+ final ContactsPreferenceActivity contactsPreferenceActivity = (ContactsPreferenceActivity) getActivity();
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+
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+ contactsPreferenceActivity.getSupportActionBar().setTitle(R.string.actionbar_contacts);
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+ contactsPreferenceActivity.getSupportActionBar().setDisplayHomeAsUpEnabled(true);
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+
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+ sharedPreferences = PreferenceManager.getDefaultSharedPreferences(contactsPreferenceActivity);
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+
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+ backupSwitch.setChecked(sharedPreferences.getBoolean(PREFERENCE_CONTACTS_AUTOMATIC_BACKUP, false));
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+
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+ backupSwitch.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
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+ @Override
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+ public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
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+ if (isChecked &&
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+ checkAndAskForContactsReadPermission(PermissionUtil.PERMISSIONS_READ_CONTACTS_AUTOMATIC)) {
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+ // store value
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+ setAutomaticBackup(backupSwitch, true);
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+
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+ // enable daily job
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+ contactsPreferenceActivity.startContactBackupJob(contactsPreferenceActivity.getAccount());
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+ } else {
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+ setAutomaticBackup(backupSwitch, false);
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+
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+ // cancel pending jobs
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+ contactsPreferenceActivity.cancelContactBackupJob(contactsPreferenceActivity);
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+ }
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+ }
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+ });
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+
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+ // display last backup
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+ TextView lastBackup = (TextView) view.findViewById(R.id.contacts_last_backup_timestamp);
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+ Long lastBackupTimestamp = sharedPreferences.getLong(PREFERENCE_CONTACTS_LAST_BACKUP, -1);
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+
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+ if (lastBackupTimestamp == -1) {
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+ lastBackup.setText(R.string.contacts_preference_backup_never);
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+ } else {
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+ lastBackup.setText(DisplayUtils.getRelativeTimestamp(contactsPreferenceActivity, lastBackupTimestamp));
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+ }
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+
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+ return view;
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+ }
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+
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+ @Override
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+ public boolean onOptionsItemSelected(MenuItem item) {
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+ final ContactsPreferenceActivity contactsPreferenceActivity = (ContactsPreferenceActivity) getActivity();
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+
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+ boolean retval;
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+ switch (item.getItemId()) {
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+ case android.R.id.home:
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+ if (contactsPreferenceActivity.isDrawerOpen()) {
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+ contactsPreferenceActivity.closeDrawer();
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+ } else {
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+ contactsPreferenceActivity.openDrawer();
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+ }
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+ retval = true;
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+ break;
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+
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+ default:
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+ retval = super.onOptionsItemSelected(item);
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+ break;
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+ }
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+ return retval;
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+ }
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+
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+ @Override
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+ public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
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+ super.onRequestPermissionsResult(requestCode, permissions, grantResults);
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+
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+ if (requestCode == PermissionUtil.PERMISSIONS_READ_CONTACTS_AUTOMATIC) {
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+ for (int index = 0; index < permissions.length; index++) {
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+ if (Manifest.permission.READ_CONTACTS.equalsIgnoreCase(permissions[index])) {
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+ if (grantResults[index] >= 0) {
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+ setAutomaticBackup(backupSwitch, true);
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+ } else {
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+ setAutomaticBackup(backupSwitch, false);
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+ }
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+
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+ break;
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+ }
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+ }
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+ }
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+
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+ if (requestCode == PermissionUtil.PERMISSIONS_READ_CONTACTS_MANUALLY) {
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+ for (int index = 0; index < permissions.length; index++) {
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+ if (Manifest.permission.READ_CONTACTS.equalsIgnoreCase(permissions[index])) {
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+ if (grantResults[index] >= 0) {
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+ startContactsBackupJob();
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+ }
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+
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+ break;
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+ }
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+ }
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+ }
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+ }
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+
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+ @OnClick(R.id.contacts_backup_now)
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+ public void backupContacts() {
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+ if (checkAndAskForContactsReadPermission(PermissionUtil.PERMISSIONS_READ_CONTACTS_MANUALLY)) {
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+ startContactsBackupJob();
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+ }
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+ }
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+
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+ private void startContactsBackupJob() {
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+ final ContactsPreferenceActivity contactsPreferenceActivity = (ContactsPreferenceActivity) getActivity();
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+
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+ PersistableBundleCompat bundle = new PersistableBundleCompat();
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+ bundle.putString(ContactsBackupJob.ACCOUNT, contactsPreferenceActivity.getAccount().name);
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+ bundle.putBoolean(ContactsBackupJob.FORCE, true);
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+
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+ new JobRequest.Builder(ContactsBackupJob.TAG)
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+ .setExtras(bundle)
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+ .setExecutionWindow(3_000L, 10_000L)
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+ .setRequiresCharging(false)
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+ .setPersisted(false)
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+ .setUpdateCurrent(false)
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+ .build()
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+ .schedule();
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+
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+ Snackbar.make(getView().findViewById(R.id.contacts_linear_layout), R.string.contacts_preferences_backup_scheduled,
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+ Snackbar.LENGTH_LONG).show();
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+ }
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+
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+ private void setAutomaticBackup(SwitchCompat backupSwitch, boolean bool) {
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+ backupSwitch.setChecked(bool);
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+ SharedPreferences.Editor editor = sharedPreferences.edit();
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+ editor.putBoolean(PREFERENCE_CONTACTS_AUTOMATIC_BACKUP, bool);
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+ editor.apply();
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+ }
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+
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+ private boolean checkAndAskForContactsReadPermission(final int permission) {
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+ final ContactsPreferenceActivity contactsPreferenceActivity = (ContactsPreferenceActivity) getActivity();
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+
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+ // check permissions
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+ if ((PermissionUtil.checkSelfPermission(contactsPreferenceActivity, Manifest.permission.READ_CONTACTS))) {
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+ return true;
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+ } else {
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+ // Check if we should show an explanation
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+ if (PermissionUtil.shouldShowRequestPermissionRationale(contactsPreferenceActivity,
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+ android.Manifest.permission.READ_CONTACTS)) {
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+ // Show explanation to the user and then request permission
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+ Snackbar snackbar = Snackbar.make(getView().findViewById(R.id.contacts_linear_layout),
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+ R.string.contacts_read_permission,
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+ Snackbar.LENGTH_INDEFINITE)
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+ .setAction(R.string.common_ok, new View.OnClickListener() {
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+ @Override
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+ public void onClick(View v) {
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+ PermissionUtil.requestReadContactPermission(contactsPreferenceActivity, permission);
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+ }
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+ });
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+
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+ DisplayUtils.colorSnackbar(contactsPreferenceActivity, snackbar);
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+
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+ snackbar.show();
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+
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+ return false;
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+ } else {
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+ // No explanation needed, request the permission.
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+ PermissionUtil.requestReadContactPermission(contactsPreferenceActivity, permission);
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+
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+ return false;
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+ }
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+ }
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+ }
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+
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+ @OnClick(R.id.contacts_datepicker)
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+ public void openDate() {
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+ final ContactsPreferenceActivity contactsPreferenceActivity = (ContactsPreferenceActivity) getActivity();
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+
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+
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+ String backupFolderString = getResources().getString(R.string.contacts_backup_folder) + OCFile.PATH_SEPARATOR;
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+ OCFile backupFolder = contactsPreferenceActivity.getStorageManager().getFileByPath(backupFolderString);
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+
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+ Vector<OCFile> backupFiles = contactsPreferenceActivity.getStorageManager().getFolderContent(backupFolder,
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+ false);
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+
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+ Collections.sort(backupFiles, new Comparator<OCFile>() {
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+ @Override
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+ public int compare(OCFile o1, OCFile o2) {
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+ if (o1.getModificationTimestamp() == o2.getModificationTimestamp()) {
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+ return 0;
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+ }
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+
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+ if (o1.getModificationTimestamp() > o2.getModificationTimestamp()) {
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+ return 1;
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+ } else {
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+ return -1;
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+ }
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+ }
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+ });
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+
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+ Calendar cal = Calendar.getInstance();
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+ int year = cal.get(Calendar.YEAR);
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+ int month = cal.get(Calendar.MONTH) + 1;
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+ int day = cal.get(Calendar.DAY_OF_MONTH);
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+
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+ DatePickerDialog.OnDateSetListener dateSetListener = new DatePickerDialog.OnDateSetListener() {
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+ @Override
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+ public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
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+ String backupFolderString = getResources().getString(R.string.contacts_backup_folder) + OCFile.PATH_SEPARATOR;
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+ OCFile backupFolder = contactsPreferenceActivity.getStorageManager().getFileByPath(backupFolderString);
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+ Vector<OCFile> backupFiles = contactsPreferenceActivity.getStorageManager().getFolderContent(
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+ backupFolder, false);
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+
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+ // find file with modification with date and time between 00:00 and 23:59
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+ // if more than one file exists, take oldest
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+ Calendar date = Calendar.getInstance();
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+ date.set(year, month, dayOfMonth);
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+
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+ // start
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+ date.set(Calendar.HOUR, 0);
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+ date.set(Calendar.MINUTE, 0);
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+ date.set(Calendar.SECOND, 1);
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+ date.set(Calendar.MILLISECOND, 0);
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+ date.set(Calendar.AM_PM, Calendar.AM);
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+ Long start = date.getTimeInMillis();
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+
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+ // end
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+ date.set(Calendar.HOUR, 23);
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+ date.set(Calendar.MINUTE, 59);
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+ date.set(Calendar.SECOND, 59);
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+ Long end = date.getTimeInMillis();
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+
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+ OCFile backupToRestore = null;
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+
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+ for (OCFile file : backupFiles) {
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+ if (start < file.getModificationTimestamp() && end > file.getModificationTimestamp()) {
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+ if (backupToRestore == null) {
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+ backupToRestore = file;
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+ } else if (backupToRestore.getModificationTimestamp() < file.getModificationTimestamp()) {
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+ backupToRestore = file;
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+ }
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+ }
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+ }
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+
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+ if (backupToRestore != null) {
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+ Fragment contactListFragment = ContactListFragment.newInstance(backupToRestore,
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+ contactsPreferenceActivity.getAccount());
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+
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+ FragmentTransaction transaction = contactsPreferenceActivity.getSupportFragmentManager().beginTransaction();
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+ transaction.replace(R.id.frame_container, contactListFragment);
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+ transaction.addToBackStack(null);
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+ transaction.commit();
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+ } else {
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+ Toast.makeText(contactsPreferenceActivity, R.string.contacts_preferences_no_file_found,
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+ Toast.LENGTH_SHORT).show();
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+ }
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+ }
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+ };
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+
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+ DatePickerDialog datePickerDialog = new DatePickerDialog(contactsPreferenceActivity,
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+ dateSetListener, year, month, day);
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+ datePickerDialog.getDatePicker().setMaxDate(backupFiles.lastElement().getModificationTimestamp());
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+ datePickerDialog.getDatePicker().setMinDate(backupFiles.firstElement().getModificationTimestamp());
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+
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+ datePickerDialog.show();
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+ }
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+
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+}
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Mario Danic