Add locale settings

app/src/main/java/com/topjohnwu/magisk/MagiskManager.java

@@ -5,22 +5,27 @@ import android.app.NotificationChannel;
 import android.app.NotificationManager;
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.content.res.Configuration;
+import android.content.res.Resources;
 import android.os.Build;
 import android.os.Handler;
 import android.preference.PreferenceManager;
 import android.text.TextUtils;
 import android.widget.Toast;
 
+import com.topjohnwu.magisk.asyncs.ParallelTask;
 import com.topjohnwu.magisk.database.RepoDatabaseHelper;
 import com.topjohnwu.magisk.database.SuDatabaseHelper;
 import com.topjohnwu.magisk.module.Module;
 import com.topjohnwu.magisk.utils.CallbackEvent;
+import com.topjohnwu.magisk.utils.Logger;
 import com.topjohnwu.magisk.utils.SafetyNetHelper;
 import com.topjohnwu.magisk.utils.Shell;
 import com.topjohnwu.magisk.utils.Utils;
 
 import java.io.File;
 import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 
 public class MagiskManager extends Application {
@@ -45,6 +50,7 @@ public class MagiskManager extends Application {
     public final CallbackEvent<Void> repoLoadDone = new CallbackEvent<>();
     public final CallbackEvent<Void> updateCheckDone = new CallbackEvent<>();
     public final CallbackEvent<Void> safetyNetDone = new CallbackEvent<>();
+    public final CallbackEvent<Void> localeDone = new CallbackEvent<>();
 
     // Info
     public String magiskVersionString;
@@ -65,10 +71,13 @@ public class MagiskManager extends Application {
     // Data
     public Map<String, Module> moduleMap;
     public List<String> blockList;
+    public List<Locale> locales;
 
     // Configurations
     public static boolean shellLogging;
     public static boolean devLogging;
+    public static Locale locale;
+    public static Locale defaultLocale;
 
     public boolean magiskHide;
     public boolean isDarkTheme;
@@ -90,6 +99,37 @@ public class MagiskManager extends Application {
 
     private static Handler mHandler = new Handler();
 
+    private static class LoadLocale extends ParallelTask<Void, Void, Void> {
+
+        LoadLocale(Context context) {
+            super(context);
+        }
+
+        @Override
+        protected Void doInBackground(Void... voids) {
+            getMagiskManager().locales = Utils.getAvailableLocale(getMagiskManager());
+            return null;
+        }
+
+        @Override
+        protected void onPostExecute(Void aVoid) {
+            getMagiskManager().localeDone.trigger();
+        }
+    }
+
+    public void setLocale() {
+        String localeTag = prefs.getString("locale", "");
+        if (localeTag.isEmpty()) {
+            locale = defaultLocale;
+        } else {
+            locale = Locale.forLanguageTag(localeTag);
+        }
+        Resources res = getBaseContext().getResources();
+        Configuration config = new Configuration(res.getConfiguration());
+        config.setLocale(locale);
+        res.updateConfiguration(config, res.getDisplayMetrics());
+    }
+
     @Override
     public void onCreate() {
         super.onCreate();
@@ -98,6 +138,9 @@ public class MagiskManager extends Application {
         shell = Shell.getShell();
         suDB = new SuDatabaseHelper(this);
         repoDB = new RepoDatabaseHelper(this);
+        defaultLocale = Locale.getDefault();
+        setLocale();
+        new LoadLocale(this).exec();
     }
 
     public void toast(String msg, int duration) {
@@ -117,7 +160,6 @@ public class MagiskManager extends Application {
             devLogging = false;
             shellLogging = false;
         }
-        magiskHide = prefs.getBoolean("magiskhide", true);
         initSU();
         updateMagiskInfo();
         updateBlockInfo();

app/src/main/java/com/topjohnwu/magisk/SettingsActivity.java

@@ -15,10 +15,13 @@ import android.widget.Toast;
 
 import com.topjohnwu.magisk.components.Activity;
 import com.topjohnwu.magisk.database.SuDatabaseHelper;
+import com.topjohnwu.magisk.utils.CallbackEvent;
 import com.topjohnwu.magisk.utils.Logger;
 import com.topjohnwu.magisk.utils.Shell;
 import com.topjohnwu.magisk.utils.Utils;
 
+import java.util.Locale;
+
 import butterknife.BindView;
 import butterknife.ButterKnife;
 
@@ -55,13 +58,15 @@ public class SettingsActivity extends Activity {
     }
 
     public static class SettingsFragment extends PreferenceFragment
-            implements SharedPreferences.OnSharedPreferenceChangeListener {
+            implements SharedPreferences.OnSharedPreferenceChangeListener,
+            CallbackEvent.Listener<Void>{
 
         private SharedPreferences prefs;
         private PreferenceScreen prefScreen;
 
         private ListPreference suAccess, autoRes, suNotification, requestTimeout, multiuserMode, namespaceMode;
         private MagiskManager magiskManager;
+        private PreferenceCategory generalCatagory;
 
         @Override
         public void onCreate(Bundle savedInstanceState) {
@@ -71,6 +76,7 @@ public class SettingsActivity extends Activity {
             prefScreen = getPreferenceScreen();
             magiskManager = Utils.getMagiskManager(getActivity());
 
+            generalCatagory = (PreferenceCategory) findPreference("general");
             PreferenceCategory magiskCategory = (PreferenceCategory) findPreference("magisk");
             PreferenceCategory suCategory = (PreferenceCategory) findPreference("superuser");
             PreferenceCategory developer = (PreferenceCategory) findPreference("developer");
@@ -118,16 +124,41 @@ public class SettingsActivity extends Activity {
             }
         }
 
+        private ListPreference setLocalePreference(ListPreference lp) {
+            if (lp == null) {
+                lp = new ListPreference(getActivity());
+            }
+            CharSequence[] entries = new CharSequence[magiskManager.locales.size() + 1];
+            CharSequence[] entryValues = new CharSequence[magiskManager.locales.size() + 1];
+            entries[0] = getString(R.string.system_default);
+            entryValues[0] = "";
+            int i = 1;
+            for (Locale locale : magiskManager.locales) {
+                entries[i] = locale.getDisplayName(locale);
+                entryValues[i++] = locale.toLanguageTag();
+            }
+            lp.setEntries(entries);
+            lp.setEntryValues(entryValues);
+            lp.setTitle(R.string.language);
+            lp.setKey("locale");
+            lp.setSummary(MagiskManager.locale.getDisplayName(MagiskManager.locale));
+            return lp;
+        }
+
         @Override
         public void onResume() {
             super.onResume();
             prefs.registerOnSharedPreferenceChangeListener(this);
+            magiskManager.localeDone.register(this);
+            if (magiskManager.localeDone.isTriggered)
+                onTrigger(null);
         }
 
         @Override
         public void onPause() {
             super.onPause();
             prefs.unregisterOnSharedPreferenceChangeListener(this);
+            magiskManager.localeDone.unRegister(this);
         }
 
         @Override
@@ -200,6 +231,11 @@ public class SettingsActivity extends Activity {
                 case "shell_logging":
                     MagiskManager.shellLogging = prefs.getBoolean("shell_logging", false);
                     break;
+                case "locale":
+                    magiskManager.setLocale();
+                    magiskManager.reloadMainActivity.trigger();
+                    getActivity().recreate();
+                    break;
             }
             setSummary();
         }
@@ -218,6 +254,16 @@ public class SettingsActivity extends Activity {
             namespaceMode.setSummary(getResources()
                     .getStringArray(R.array.namespace_summary)[magiskManager.suNamespaceMode]);
         }
+
+        @Override
+        public void onTrigger(CallbackEvent<Void> event) {
+            ListPreference language = setLocalePreference(null);
+            language.setOnPreferenceClickListener((pref) -> {
+                setLocalePreference((ListPreference) pref);
+                return false;
+            });
+            generalCatagory.addPreference(language);
+        }
     }
 
 }

app/src/main/java/com/topjohnwu/magisk/components/Activity.java

@@ -1,13 +1,24 @@
 package com.topjohnwu.magisk.components;
 
+import android.content.res.Configuration;
 import android.support.v7.app.AppCompatActivity;
 import android.view.WindowManager;
 
 import com.topjohnwu.magisk.MagiskManager;
 import com.topjohnwu.magisk.R;
+import com.topjohnwu.magisk.utils.Utils;
+
+import java.util.Locale;
 
 public class Activity extends AppCompatActivity {
 
+    public Activity() {
+        super();
+        Configuration configuration = new Configuration();
+        configuration.setLocale(MagiskManager.locale);
+        applyOverrideConfiguration(configuration);
+    }
+
     @Override
     public MagiskManager getApplicationContext() {
         return (MagiskManager) super.getApplicationContext();

app/src/main/java/com/topjohnwu/magisk/superuser/SuLogEntry.java

@@ -5,6 +5,8 @@ import android.database.Cursor;
 import android.os.Parcel;
 import android.os.Parcelable;
 
+import com.topjohnwu.magisk.MagiskManager;
+
 import java.text.DateFormat;
 import java.text.SimpleDateFormat;
 import java.util.Date;
@@ -48,11 +50,11 @@ public class SuLogEntry implements Parcelable {
     }
 
     public String getDateString() {
-        return DateFormat.getDateInstance(DateFormat.MEDIUM).format(date);
+        return DateFormat.getDateInstance(DateFormat.MEDIUM, MagiskManager.locale).format(date);
     }
 
     public String getTimeString() {
-        return new SimpleDateFormat("h:mm a", Locale.US).format(date);
+        return new SimpleDateFormat("h:mm a", MagiskManager.locale).format(date);
     }
 
 

app/src/main/java/com/topjohnwu/magisk/utils/Utils.java

@@ -10,18 +10,23 @@ import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
+import android.content.res.Configuration;
+import android.content.res.Resources;
 import android.database.Cursor;
 import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
 import android.net.Uri;
 import android.os.Environment;
 import android.provider.OpenableColumns;
+import android.support.annotation.IdRes;
+import android.support.annotation.StringRes;
 import android.support.design.widget.Snackbar;
 import android.support.v4.app.ActivityCompat;
 import android.support.v4.app.FragmentActivity;
 import android.support.v4.app.TaskStackBuilder;
 import android.support.v7.app.NotificationCompat;
 import android.text.TextUtils;
+import android.util.DisplayMetrics;
 import android.widget.Toast;
 
 import com.topjohnwu.magisk.MagiskManager;
@@ -33,7 +38,12 @@ import com.topjohnwu.magisk.receivers.DownloadReceiver;
 import com.topjohnwu.magisk.receivers.ManagerUpdate;
 
 import java.io.File;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.HashSet;
 import java.util.List;
+import java.util.Locale;
 
 public class Utils {
 
@@ -246,4 +256,40 @@ public class Utils {
     public static void rmMagiskHide(Shell shell, String pkg) {
         shell.su_raw("magiskhide --rm " + pkg);
     }
+
+    public static String getLocaleString(Context context, Locale locale, @StringRes int id) {
+        Configuration config = context.getResources().getConfiguration();
+        config.setLocale(locale);
+        Context localizedContext = context.createConfigurationContext(config);
+        return localizedContext.getString(id);
+    }
+
+    public static List<Locale> getAvailableLocale(Context context) {
+        List<Locale> locales = new ArrayList<>();
+        HashSet<String> set = new HashSet<>();
+        Locale locale;
+
+        // Add default locale
+        locales.add(Locale.ENGLISH);
+        set.add(getLocaleString(context, Locale.ENGLISH, R.string.download));
+
+        // Add some special locales
+        locales.add(Locale.TAIWAN);
+        set.add(getLocaleString(context, Locale.TAIWAN, R.string.download));
+        locale = new Locale("pt", "BR");
+        locales.add(locale);
+        set.add(getLocaleString(context, locale, R.string.download));
+
+        // Other locales
+        for (String s : context.getAssets().getLocales()) {
+            locale = Locale.forLanguageTag(s);
+            if (set.add(getLocaleString(context, locale, R.string.download))) {
+                locales.add(locale);
+            }
+        }
+
+        Collections.sort(locales, (l1, l2) -> l1.getDisplayName(l1).compareTo(l2.getDisplayName(l2)));
+
+        return locales;
+    }
 }

app/src/main/res/values-ko/strings.xml

@@ -192,5 +192,6 @@
     <string name="pid">PID:\u0020</string>
     <string name="target_uid">대상 UID:\u0020</string>
     <string name="command">명령:\u0020</string>
+    <string name="download">다운로드</string>
 
 </resources>

app/src/main/res/values-zh-rTW/strings.xml

@@ -219,5 +219,7 @@
     <string name="reinstall">重新安裝</string>
     <string name="update">更新</string>
     <string name="magisk_updates">Magisk 更新</string>
+    <string name="system_default">(系統預設)</string>
+    <string name="language">語言</string>
 
 </resources>

app/src/main/res/values/strings.xml

@@ -145,6 +145,8 @@
     <string name="settings_notification_summary">Show update notifications when new version is available</string>
     <string name="settings_clear_cache_title">Clear Repo Cache</string>
     <string name="settings_clear_cache_summary">Clear the cached information for online repos, forces the app to refresh online</string>
+    <string name="language">Language</string>
+    <string name="system_default">(System Default)</string>
 
     <string name="settings_core_only_title">Magisk Core Only Mode</string>
     <string name="settings_core_only_summary">Enable only core features, all modules will not be loaded. MagiskSU, MagiskHide, and systemless hosts will still be enabled</string>

app/src/main/res/xml/app_settings.xml

@@ -2,6 +2,7 @@
     android:layout_marginTop="?attr/actionBarSize"
     xmlns:android="http://schemas.android.com/apk/res/android">
     <PreferenceCategory
+        android:key="general"
         android:title="@string/settings_general_category">
 
         <SwitchPreference