mirror of https://github.com/M66B/FairEmail.git
890 lines
34 KiB
890 lines
34 KiB
package eu.faircode.email;
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/*
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This file is part of FairEmail.
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FairEmail is free software: you can redistribute it and/or modify
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it under the terms of the GNU 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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FairEmail 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FairEmail. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2018-2019 by Marcel Bokhorst (M66B)
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*/
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import android.annotation.SuppressLint;
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import android.app.Dialog;
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import android.content.ActivityNotFoundException;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.content.res.TypedArray;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Matrix;
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import android.hardware.biometrics.BiometricManager;
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import android.hardware.fingerprint.FingerprintManager;
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import android.net.Uri;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Parcel;
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import android.text.Spannable;
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import android.text.Spanned;
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import android.text.format.DateUtils;
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import android.text.format.Time;
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import android.util.TypedValue;
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import android.view.Menu;
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import android.view.View;
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import android.view.ViewGroup;
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import android.webkit.WebView;
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import android.widget.Button;
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import android.widget.CheckBox;
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import android.widget.EditText;
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import android.widget.ImageView;
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import android.widget.Spinner;
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import android.widget.TextView;
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import android.widget.Toast;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.appcompat.app.AlertDialog;
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import androidx.biometric.BiometricPrompt;
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import androidx.browser.customtabs.CustomTabsIntent;
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import androidx.constraintlayout.widget.ConstraintLayout;
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import androidx.core.content.ContextCompat;
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import androidx.exifinterface.media.ExifInterface;
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import androidx.fragment.app.FragmentActivity;
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import androidx.fragment.app.FragmentManager;
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import androidx.preference.PreferenceManager;
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import com.google.android.material.bottomnavigation.BottomNavigationView;
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import com.sun.mail.iap.ConnectionException;
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import java.io.BufferedInputStream;
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import java.io.BufferedOutputStream;
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import java.io.BufferedWriter;
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.UnsupportedEncodingException;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.text.DateFormat;
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import java.text.DecimalFormat;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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import java.util.Locale;
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import java.util.Objects;
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import java.util.Set;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ThreadFactory;
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import java.util.concurrent.atomic.AtomicInteger;
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import javax.mail.FolderClosedException;
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import javax.mail.MessageRemovedException;
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import static android.os.Process.THREAD_PRIORITY_BACKGROUND;
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import static androidx.browser.customtabs.CustomTabsService.ACTION_CUSTOM_TABS_CONNECTION;
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public class Helper {
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static final int NOTIFICATION_SYNCHRONIZE = 1;
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static final int NOTIFICATION_SEND = 2;
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static final int NOTIFICATION_EXTERNAL = 3;
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static final int NOTIFICATION_UPDATE = 4;
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static final float LOW_LIGHT = 0.6f;
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static final String FAQ_URI = "https://github.com/M66B/FairEmail/blob/master/FAQ.md";
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static final String XDA_URI = "https://forum.xda-developers.com/android/apps-games/source-email-t3824168";
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static ThreadFactory backgroundThreadFactory = new ThreadFactory() {
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private final AtomicInteger threadId = new AtomicInteger();
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@Override
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public Thread newThread(@NonNull Runnable runnable) {
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Thread thread = new Thread(runnable);
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thread.setName("FairEmail_bg_" + threadId.getAndIncrement());
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thread.setPriority(THREAD_PRIORITY_BACKGROUND);
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return thread;
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}
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};
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static ThreadFactory foregroundThreadFactory = new ThreadFactory() {
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private final AtomicInteger threadId = new AtomicInteger();
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@Override
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public Thread newThread(@NonNull Runnable runnable) {
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Thread thread = new Thread(runnable);
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thread.setName("FairEmail_fg_" + threadId.getAndIncrement());
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return thread;
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}
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};
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private final static ExecutorService executor = Executors.newSingleThreadExecutor();
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// Features
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static boolean hasPermission(Context context, String name) {
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return (ContextCompat.checkSelfPermission(context, name) == PackageManager.PERMISSION_GRANTED);
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}
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static boolean hasCustomTabs(Context context, Uri uri) {
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PackageManager pm = context.getPackageManager();
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Intent view = new Intent(Intent.ACTION_VIEW, uri);
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for (ResolveInfo info : pm.queryIntentActivities(view, 0)) {
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Intent intent = new Intent();
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intent.setAction(ACTION_CUSTOM_TABS_CONNECTION);
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intent.setPackage(info.activityInfo.packageName);
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if (pm.resolveService(intent, 0) != null)
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return true;
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}
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return false;
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}
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static boolean hasWebView(Context context) {
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PackageManager pm = context.getPackageManager();
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if (pm.hasSystemFeature(PackageManager.FEATURE_WEBVIEW))
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try {
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new WebView(context);
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return true;
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} catch (Throwable ex) {
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return false;
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}
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else
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return false;
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}
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static boolean canPrint(Context context) {
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PackageManager pm = context.getPackageManager();
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return pm.hasSystemFeature(PackageManager.FEATURE_PRINTING);
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}
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// View
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static Intent getChooser(Context context, Intent intent) {
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PackageManager pm = context.getPackageManager();
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if (pm.queryIntentActivities(intent, 0).size() == 1)
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return intent;
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else
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return Intent.createChooser(intent, context.getString(R.string.title_select_app));
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}
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static void view(Context context, Intent intent) {
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Uri uri = intent.getData();
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if ("http".equals(uri.getScheme()) || "https".equals(uri.getScheme()))
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view(context, intent.getData(), false);
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else
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context.startActivity(intent);
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}
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static void view(Context context, Uri uri, boolean browse) {
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Log.i("View=" + uri);
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if (!hasCustomTabs(context, uri))
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browse = true;
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if (browse) {
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Intent view = new Intent(Intent.ACTION_VIEW, uri);
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context.startActivity(getChooser(context, view));
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} else {
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// https://developer.chrome.com/multidevice/android/customtabs
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CustomTabsIntent.Builder builder = new CustomTabsIntent.Builder();
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builder.setToolbarColor(resolveColor(context, R.attr.colorPrimary));
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CustomTabsIntent customTabsIntent = builder.build();
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try {
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customTabsIntent.launchUrl(context, uri);
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} catch (ActivityNotFoundException ex) {
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Log.w(ex);
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ToastEx.makeText(context, context.getString(R.string.title_no_viewer, uri.toString()), Toast.LENGTH_LONG).show();
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} catch (Throwable ex) {
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Log.e(ex);
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ToastEx.makeText(context, Helper.formatThrowable(ex, false), Toast.LENGTH_LONG).show();
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}
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}
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}
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static Intent getIntentSetupHelp() {
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Intent intent = new Intent(Intent.ACTION_VIEW);
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intent.setData(Uri.parse("https://github.com/M66B/FairEmail/blob/master/SETUP.md#setup-help"));
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return intent;
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}
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static Intent getIntentFAQ() {
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Intent intent = new Intent(Intent.ACTION_VIEW);
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intent.setData(Uri.parse(Helper.FAQ_URI));
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return intent;
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}
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static Intent getIntentPrivacy() {
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Intent intent = new Intent(Intent.ACTION_VIEW);
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intent.setData(Uri.parse("https://github.com/M66B/FairEmail/blob/master/PRIVACY.md#fairemail"));
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return intent;
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}
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static Intent getIntentOpenKeychain() {
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Intent intent = new Intent(Intent.ACTION_VIEW);
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intent.setData(Uri.parse("https://f-droid.org/en/packages/org.sufficientlysecure.keychain/"));
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return intent;
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}
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static Intent getIntentIssue(Context context) {
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if (BuildConfig.BETA_RELEASE) {
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String version = BuildConfig.VERSION_NAME + "/" +
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(Helper.hasValidFingerprint(context) ? "1" : "3") +
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(Helper.isPro(context) ? "+" : "");
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Intent intent = new Intent(Intent.ACTION_SEND);
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intent.setPackage(BuildConfig.APPLICATION_ID);
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intent.setType("text/plain");
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try {
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intent.putExtra(Intent.EXTRA_EMAIL, new String[]{Log.myAddress().getAddress()});
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} catch (UnsupportedEncodingException ex) {
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Log.w(ex);
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}
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intent.putExtra(Intent.EXTRA_SUBJECT, context.getString(R.string.title_issue_subject, version));
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return intent;
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} else
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return new Intent(Intent.ACTION_VIEW, Uri.parse(XDA_URI));
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}
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// Graphics
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static int dp2pixels(Context context, int dp) {
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float scale = context.getResources().getDisplayMetrics().density;
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return Math.round(dp * scale);
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}
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static float getTextSize(Context context, int zoom) {
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TypedArray ta = null;
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try {
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if (zoom == 0)
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ta = context.obtainStyledAttributes(
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R.style.TextAppearance_AppCompat_Small, new int[]{android.R.attr.textSize});
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else if (zoom == 2)
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ta = context.obtainStyledAttributes(
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R.style.TextAppearance_AppCompat_Large, new int[]{android.R.attr.textSize});
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else
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ta = context.obtainStyledAttributes(
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R.style.TextAppearance_AppCompat_Medium, new int[]{android.R.attr.textSize});
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return ta.getDimension(0, 0);
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} finally {
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if (ta != null)
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ta.recycle();
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}
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}
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static int resolveColor(Context context, int attr) {
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int[] attrs = new int[]{attr};
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TypedArray a = context.getTheme().obtainStyledAttributes(attrs);
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int color = a.getColor(0, 0xFF0000);
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a.recycle();
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return color;
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}
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static void setViewsEnabled(ViewGroup view, boolean enabled) {
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for (int i = 0; i < view.getChildCount(); i++) {
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View child = view.getChildAt(i);
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if (child instanceof Spinner ||
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child instanceof EditText ||
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child instanceof CheckBox ||
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child instanceof ImageView /* =ImageButton */ ||
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(child instanceof Button && "disable".equals(child.getTag())))
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child.setEnabled(enabled);
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if (child instanceof BottomNavigationView) {
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Menu menu = ((BottomNavigationView) child).getMenu();
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menu.setGroupEnabled(0, enabled);
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} else if (child instanceof ViewGroup)
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setViewsEnabled((ViewGroup) child, enabled);
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}
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}
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static void hide(View view) {
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view.setPadding(0, 0, 0, 0);
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ViewGroup.LayoutParams lparam = view.getLayoutParams();
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lparam.width = 0;
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lparam.height = 0;
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if (lparam instanceof ConstraintLayout.LayoutParams)
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((ConstraintLayout.LayoutParams) lparam).setMargins(0, 0, 0, 0);
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view.setLayoutParams(lparam);
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}
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static boolean isDarkTheme(Context context) {
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TypedValue tv = new TypedValue();
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context.getTheme().resolveAttribute(R.attr.themeName, tv, true);
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return (tv.string != null && !"light".contentEquals(tv.string));
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}
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// Formatting
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static String humanReadableByteCount(long bytes, boolean si) {
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int unit = si ? 1000 : 1024;
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if (bytes < unit) return bytes + " B";
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int exp = (int) (Math.log(bytes) / Math.log(unit));
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String pre = (si ? "kMGTPE" : "KMGTPE").charAt(exp - 1) + (si ? "" : "i");
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return new DecimalFormat("@@").format(bytes / Math.pow(unit, exp)) + " " + pre + "B";
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}
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// https://issuetracker.google.com/issues/37054851
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static DateFormat getTimeInstance(Context context) {
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return Helper.getTimeInstance(context, SimpleDateFormat.MEDIUM);
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}
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static DateFormat getDateInstance(Context context) {
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return SimpleDateFormat.getDateInstance(SimpleDateFormat.MEDIUM);
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}
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static DateFormat getTimeInstance(Context context, int style) {
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if (context != null &&
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(style == SimpleDateFormat.SHORT || style == SimpleDateFormat.MEDIUM)) {
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Locale locale = Locale.getDefault();
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boolean is24Hour = android.text.format.DateFormat.is24HourFormat(context);
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String skeleton = (is24Hour ? "Hm" : "hm");
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if (style == SimpleDateFormat.MEDIUM)
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skeleton += "s";
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String pattern = android.text.format.DateFormat.getBestDateTimePattern(locale, skeleton);
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return new SimpleDateFormat(pattern, locale);
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} else
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return SimpleDateFormat.getTimeInstance(style);
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}
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static DateFormat getDateTimeInstance(Context context) {
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return Helper.getDateTimeInstance(context, SimpleDateFormat.MEDIUM, SimpleDateFormat.MEDIUM);
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}
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static DateFormat getDateTimeInstance(Context context, int dateStyle, int timeStyle) {
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// TODO fix time format
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return SimpleDateFormat.getDateTimeInstance(dateStyle, timeStyle);
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}
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static CharSequence getRelativeTimeSpanString(Context context, long millis) {
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long now = System.currentTimeMillis();
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long span = Math.abs(now - millis);
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Time nowTime = new Time();
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Time thenTime = new Time();
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nowTime.set(now);
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thenTime.set(millis);
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if (span < DateUtils.DAY_IN_MILLIS && nowTime.weekDay == thenTime.weekDay)
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return getTimeInstance(context, SimpleDateFormat.SHORT).format(millis);
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else
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return DateUtils.getRelativeTimeSpanString(context, millis);
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}
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static String ellipsize(String text, int maxLen) {
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if (text == null || text.length() < maxLen) {
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return text;
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}
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return text.substring(0, maxLen) + "...";
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}
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static void clearComposingText(Spannable text) {
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Object[] spans = text.getSpans(0, text.length(), Object.class);
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for (Object span : spans)
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if ((text.getSpanFlags(span) & Spanned.SPAN_COMPOSING) != 0)
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text.removeSpan(span);
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}
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static String localizeFolderName(Context context, String name) {
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if (name != null && "INBOX".equals(name.toUpperCase()))
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return context.getString(R.string.title_folder_inbox);
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else if ("OUTBOX".equals(name))
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return context.getString(R.string.title_folder_outbox);
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else
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return name;
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}
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static String formatThrowable(Throwable ex) {
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return formatThrowable(ex, true);
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}
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static String formatThrowable(Throwable ex, boolean santize) {
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return formatThrowable(ex, " ", santize);
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}
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static String formatThrowable(Throwable ex, String separator, boolean sanitize) {
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if (sanitize) {
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if (ex instanceof MessageRemovedException)
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return null;
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if (ex instanceof IOException &&
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ex.getCause() instanceof MessageRemovedException)
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return null;
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if (ex instanceof ConnectionException)
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return null;
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if (ex instanceof FolderClosedException)
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return null;
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if (ex instanceof IllegalStateException &&
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("Not connected".equals(ex.getMessage()) ||
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"This operation is not allowed on a closed folder".equals(ex.getMessage())))
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return null;
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if (ex instanceof Core.AlertException)
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return ex.getMessage();
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}
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StringBuilder sb = new StringBuilder();
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if (BuildConfig.DEBUG)
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sb.append(ex.toString());
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else
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sb.append(ex.getMessage() == null ? ex.getClass().getName() : ex.getMessage());
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Throwable cause = ex.getCause();
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while (cause != null) {
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if (BuildConfig.DEBUG)
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sb.append(separator).append(cause.toString());
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else
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sb.append(separator).append(cause.getMessage() == null ? cause.getClass().getName() : cause.getMessage());
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cause = cause.getCause();
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}
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return sb.toString();
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}
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static void unexpectedError(FragmentManager manager, final Throwable ex) {
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Bundle args = new Bundle();
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args.putSerializable("ex", ex);
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FragmentDialogUnexpected fragment = new FragmentDialogUnexpected();
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fragment.setArguments(args);
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fragment.show(manager, "error:unexpected");
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}
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public static class FragmentDialogUnexpected extends DialogFragmentEx {
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@NonNull
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@Override
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|
public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
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final Throwable ex = (Throwable) getArguments().getSerializable("ex");
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return new AlertDialog.Builder(getContext())
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.setTitle(R.string.title_unexpected_error)
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.setMessage(Helper.formatThrowable(ex, false))
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.setPositiveButton(android.R.string.cancel, null)
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.setNeutralButton(R.string.title_report, new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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// Dialog will be dismissed
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final Context context = getContext();
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new SimpleTask<Long>() {
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@Override
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protected Long onExecute(Context context, Bundle args) throws Throwable {
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return Log.getDebugInfo(context, R.string.title_crash_info_remark, ex, null).id;
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}
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@Override
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protected void onExecuted(Bundle args, Long id) {
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context.startActivity(new Intent(context, ActivityCompose.class)
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.putExtra("action", "edit")
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.putExtra("id", id));
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}
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@Override
|
|
protected void onException(Bundle args, Throwable ex) {
|
|
if (ex instanceof IllegalArgumentException)
|
|
ToastEx.makeText(context, ex.getMessage(), Toast.LENGTH_LONG).show();
|
|
else
|
|
ToastEx.makeText(context, ex.toString(), Toast.LENGTH_LONG).show();
|
|
}
|
|
}.execute(context, getActivity(), new Bundle(), "error:unexpected");
|
|
}
|
|
})
|
|
.create();
|
|
}
|
|
}
|
|
|
|
// Files
|
|
|
|
static String sanitizeFilename(String name) {
|
|
if (name == null)
|
|
return null;
|
|
return name.replaceAll("[?:\"*|/\\\\<>]", "_");
|
|
}
|
|
|
|
static String getExtension(String filename) {
|
|
if (filename == null)
|
|
return null;
|
|
int index = filename.lastIndexOf(".");
|
|
if (index < 0)
|
|
return null;
|
|
return filename.substring(index + 1);
|
|
}
|
|
|
|
static void writeText(File file, String content) throws IOException {
|
|
try (BufferedWriter out = new BufferedWriter(new FileWriter(file))) {
|
|
out.write(content == null ? "" : content);
|
|
}
|
|
}
|
|
|
|
static String readStream(InputStream is, String charset) throws IOException {
|
|
ByteArrayOutputStream os = new ByteArrayOutputStream();
|
|
byte[] buffer = new byte[16384];
|
|
for (int len = is.read(buffer); len != -1; len = is.read(buffer))
|
|
os.write(buffer, 0, len);
|
|
return new String(os.toByteArray(), charset);
|
|
}
|
|
|
|
static String readText(File file) throws IOException {
|
|
try (FileInputStream in = new FileInputStream(file)) {
|
|
return readStream(in, "UTF-8");
|
|
}
|
|
}
|
|
|
|
static void copy(File src, File dst) throws IOException {
|
|
try (InputStream in = new BufferedInputStream(new FileInputStream(src))) {
|
|
try (OutputStream out = new BufferedOutputStream(new FileOutputStream(dst))) {
|
|
byte[] buf = new byte[4096];
|
|
int len;
|
|
while ((len = in.read(buf)) > 0)
|
|
out.write(buf, 0, len);
|
|
}
|
|
}
|
|
}
|
|
|
|
static Bitmap decodeImage(File file, int scaleToPixels) {
|
|
BitmapFactory.Options options = new BitmapFactory.Options();
|
|
options.inJustDecodeBounds = true;
|
|
BitmapFactory.decodeFile(file.getAbsolutePath(), options);
|
|
|
|
int factor = 1;
|
|
while (options.outWidth / factor > scaleToPixels)
|
|
factor *= 2;
|
|
|
|
Matrix rotation = null;
|
|
try {
|
|
rotation = Helper.getImageRotation(file);
|
|
} catch (IOException ex) {
|
|
Log.w(ex);
|
|
}
|
|
|
|
if (factor > 1 || rotation != null) {
|
|
Log.i("Decode image factor=" + factor);
|
|
options.inJustDecodeBounds = false;
|
|
options.inSampleSize = factor;
|
|
Bitmap scaled = BitmapFactory.decodeFile(file.getAbsolutePath(), options);
|
|
|
|
if (rotation != null) {
|
|
Bitmap rotated = Bitmap.createBitmap(scaled, 0, 0, scaled.getWidth(), scaled.getHeight(), rotation, true);
|
|
scaled.recycle();
|
|
scaled = rotated;
|
|
}
|
|
|
|
return scaled;
|
|
}
|
|
|
|
return BitmapFactory.decodeFile(file.getAbsolutePath());
|
|
}
|
|
|
|
static Matrix getImageRotation(File file) throws IOException {
|
|
ExifInterface exif = new ExifInterface(file.getAbsolutePath());
|
|
int orientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_UNDEFINED);
|
|
|
|
Matrix matrix = new Matrix();
|
|
switch (orientation) {
|
|
case ExifInterface.ORIENTATION_NORMAL:
|
|
return null;
|
|
case ExifInterface.ORIENTATION_FLIP_HORIZONTAL:
|
|
matrix.setScale(-1, 1);
|
|
return matrix;
|
|
case ExifInterface.ORIENTATION_FLIP_VERTICAL:
|
|
matrix.setRotate(180);
|
|
matrix.postScale(-1, 1);
|
|
return matrix;
|
|
case ExifInterface.ORIENTATION_TRANSPOSE:
|
|
matrix.setRotate(90);
|
|
matrix.postScale(-1, 1);
|
|
return matrix;
|
|
case ExifInterface.ORIENTATION_TRANSVERSE:
|
|
matrix.setRotate(-90);
|
|
matrix.postScale(-1, 1);
|
|
return matrix;
|
|
case ExifInterface.ORIENTATION_ROTATE_90:
|
|
matrix.setRotate(90);
|
|
return matrix;
|
|
case ExifInterface.ORIENTATION_ROTATE_180:
|
|
matrix.setRotate(180);
|
|
return matrix;
|
|
case ExifInterface.ORIENTATION_ROTATE_270:
|
|
matrix.setRotate(-90);
|
|
return matrix;
|
|
default:
|
|
return null;
|
|
}
|
|
}
|
|
|
|
// Cryptography
|
|
|
|
static String sha256(String data) throws NoSuchAlgorithmException {
|
|
return sha256(data.getBytes());
|
|
}
|
|
|
|
static String sha256(byte[] data) throws NoSuchAlgorithmException {
|
|
byte[] bytes = MessageDigest.getInstance("SHA-256").digest(data);
|
|
StringBuilder sb = new StringBuilder();
|
|
for (byte b : bytes)
|
|
sb.append(String.format("%02x", b));
|
|
return sb.toString();
|
|
}
|
|
|
|
static String getFingerprint(Context context) {
|
|
try {
|
|
PackageManager pm = context.getPackageManager();
|
|
String pkg = context.getPackageName();
|
|
PackageInfo info = pm.getPackageInfo(pkg, PackageManager.GET_SIGNATURES);
|
|
byte[] cert = info.signatures[0].toByteArray();
|
|
MessageDigest digest = MessageDigest.getInstance("SHA1");
|
|
byte[] bytes = digest.digest(cert);
|
|
StringBuilder sb = new StringBuilder();
|
|
for (byte b : bytes)
|
|
sb.append(Integer.toString(b & 0xff, 16).toUpperCase());
|
|
return sb.toString();
|
|
} catch (Throwable ex) {
|
|
Log.e(ex);
|
|
return null;
|
|
}
|
|
}
|
|
|
|
static boolean hasValidFingerprint(Context context) {
|
|
String signed = getFingerprint(context);
|
|
String expected = context.getString(R.string.fingerprint);
|
|
return Objects.equals(signed, expected);
|
|
}
|
|
|
|
static boolean canAuthenticate(Context context) {
|
|
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M)
|
|
return false;
|
|
else if (Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.Q) {
|
|
FingerprintManager fpm = (FingerprintManager) context.getSystemService(Context.FINGERPRINT_SERVICE);
|
|
return (fpm != null && fpm.isHardwareDetected() && fpm.hasEnrolledFingerprints());
|
|
} else {
|
|
@SuppressLint("WrongConstant")
|
|
BiometricManager bm = (BiometricManager) context.getSystemService(Context.BIOMETRIC_SERVICE);
|
|
return (bm != null && bm.canAuthenticate() == BiometricManager.BIOMETRIC_SUCCESS);
|
|
}
|
|
}
|
|
|
|
static boolean hasAuthentication(Context context) {
|
|
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
|
|
return prefs.getBoolean("biometrics", false);
|
|
}
|
|
|
|
static boolean shouldAuthenticate(Context context) {
|
|
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
|
|
boolean biometrics = prefs.getBoolean("biometrics", false);
|
|
long biometrics_timeout = prefs.getInt("biometrics_timeout", 2) * 60 * 1000L;
|
|
|
|
if (biometrics) {
|
|
long now = new Date().getTime();
|
|
long last_authentication = prefs.getLong("last_authentication", 0);
|
|
Log.i("Authentication valid until=" + new Date(last_authentication + biometrics_timeout));
|
|
|
|
if (last_authentication + biometrics_timeout < now)
|
|
return true;
|
|
|
|
prefs.edit().putLong("last_authentication", now).apply();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static void authenticate(final FragmentActivity activity,
|
|
Boolean enabled, final
|
|
Runnable authenticated, final Runnable cancelled) {
|
|
final Handler handler = new Handler();
|
|
|
|
BiometricPrompt.PromptInfo.Builder info = new BiometricPrompt.PromptInfo.Builder()
|
|
.setTitle(activity.getString(enabled == null ? R.string.app_name : R.string.title_setup_biometrics))
|
|
.setNegativeButtonText(activity.getString(android.R.string.cancel));
|
|
|
|
info.setSubtitle(activity.getString(enabled == null ? R.string.title_setup_biometrics_unlock
|
|
: enabled
|
|
? R.string.title_setup_biometrics_disable
|
|
: R.string.title_setup_biometrics_enable));
|
|
|
|
BiometricPrompt prompt = new BiometricPrompt(activity, executor,
|
|
new BiometricPrompt.AuthenticationCallback() {
|
|
@Override
|
|
public void onAuthenticationError(final int errorCode, @NonNull final CharSequence errString) {
|
|
Log.w("Biometric error " + errorCode + ": " + errString);
|
|
|
|
handler.post(new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
if (errorCode == BiometricPrompt.ERROR_NEGATIVE_BUTTON ||
|
|
errorCode == BiometricPrompt.ERROR_CANCELED ||
|
|
errorCode == BiometricPrompt.ERROR_USER_CANCELED)
|
|
cancelled.run();
|
|
else
|
|
ToastEx.makeText(activity,
|
|
errString + " (" + errorCode + ")",
|
|
Toast.LENGTH_LONG).show();
|
|
}
|
|
});
|
|
}
|
|
|
|
@Override
|
|
public void onAuthenticationSucceeded(@NonNull BiometricPrompt.AuthenticationResult result) {
|
|
Log.i("Biometric succeeded");
|
|
|
|
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(activity);
|
|
prefs.edit().putLong("last_authentication", new Date().getTime()).apply();
|
|
|
|
handler.post(new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
authenticated.run();
|
|
}
|
|
});
|
|
}
|
|
|
|
@Override
|
|
public void onAuthenticationFailed() {
|
|
Log.w("Biometric failed");
|
|
|
|
handler.post(new Runnable() {
|
|
@Override
|
|
public void run() {
|
|
ToastEx.makeText(activity,
|
|
R.string.title_unexpected_error,
|
|
Toast.LENGTH_LONG).show();
|
|
cancelled.run();
|
|
}
|
|
});
|
|
}
|
|
});
|
|
|
|
prompt.authenticate(info.build());
|
|
}
|
|
|
|
static void clearAuthentication(Context context) {
|
|
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
|
|
prefs.edit().remove("last_authentication").apply();
|
|
}
|
|
|
|
// Miscellaneous
|
|
|
|
static String sanitizeKeyword(String keyword) {
|
|
// https://tools.ietf.org/html/rfc3501
|
|
StringBuilder sb = new StringBuilder();
|
|
for (int i = 0; i < keyword.length(); i++) {
|
|
// flag-keyword = atom
|
|
// atom = 1*ATOM-CHAR
|
|
// ATOM-CHAR = <any CHAR except atom-specials>
|
|
char kar = keyword.charAt(i);
|
|
// atom-specials = "(" / ")" / "{" / SP / CTL / list-wildcards / quoted-specials / resp-specials
|
|
if (kar == '(' || kar == ')' || kar == '{' || kar == ' ' || Character.isISOControl(kar))
|
|
continue;
|
|
// list-wildcards = "%" / "*"
|
|
if (kar == '%' || kar == '*')
|
|
continue;
|
|
// quoted-specials = DQUOTE / "\"
|
|
if (kar == '"' || kar == '\\')
|
|
continue;
|
|
// resp-specials = "]"
|
|
if (kar == ']')
|
|
continue;
|
|
sb.append(kar);
|
|
}
|
|
return sb.toString();
|
|
}
|
|
|
|
static boolean isPlayStoreInstall(Context context) {
|
|
return BuildConfig.PLAY_STORE_RELEASE;
|
|
}
|
|
|
|
static boolean isPro(Context context) {
|
|
if (false && BuildConfig.DEBUG)
|
|
return true;
|
|
return PreferenceManager.getDefaultSharedPreferences(context).getBoolean("pro", false);
|
|
}
|
|
|
|
static void linkPro(final TextView tv) {
|
|
if (isPro(tv.getContext()))
|
|
hide(tv);
|
|
else {
|
|
final Intent pro = new Intent(Intent.ACTION_VIEW, Uri.parse(BuildConfig.PRO_FEATURES_URI));
|
|
PackageManager pm = tv.getContext().getPackageManager();
|
|
if (pro.resolveActivity(pm) != null) {
|
|
tv.getPaint().setUnderlineText(true);
|
|
tv.setOnClickListener(new View.OnClickListener() {
|
|
@Override
|
|
public void onClick(View view) {
|
|
tv.getContext().startActivity(pro);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
static <T> List<List<T>> chunkList(List<T> list, int size) {
|
|
List<List<T>> result = new ArrayList<>(list.size() / size);
|
|
for (int i = 0; i < list.size(); i += size)
|
|
result.add(list.subList(i, i + size < list.size() ? i + size : list.size()));
|
|
return result;
|
|
}
|
|
|
|
static long[] toLongArray(List<Long> list) {
|
|
long[] result = new long[list.size()];
|
|
for (int i = 0; i < list.size(); i++)
|
|
result[i] = list.get(i);
|
|
return result;
|
|
}
|
|
|
|
static long[] toLongArray(Set<Long> set) {
|
|
long[] result = new long[set.size()];
|
|
int i = 0;
|
|
for (Long value : set)
|
|
result[i++] = value;
|
|
return result;
|
|
}
|
|
|
|
static List<Long> fromLongArray(long[] array) {
|
|
List<Long> result = new ArrayList<>();
|
|
for (int i = 0; i < array.length; i++)
|
|
result.add(array[i]);
|
|
return result;
|
|
}
|
|
|
|
static boolean equal(String[] a1, String[] a2) {
|
|
if (a1.length != a2.length)
|
|
return false;
|
|
|
|
for (int i = 0; i < a1.length; i++)
|
|
if (!a1[i].equals(a2[i]))
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static int getSize(Bundle bundle) {
|
|
Parcel p = Parcel.obtain();
|
|
bundle.writeToParcel(p, 0);
|
|
return p.dataSize();
|
|
}
|
|
}
|