app/src/main/java/net/ktnx/mobileledger/App.java

   1 /*
   2  * Copyright © 2021 Damyan Ivanov.
   3  * This file is part of MoLe.
   4  * MoLe is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * MoLe is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger;
  19
  20 import android.app.Application;
  21 import android.content.SharedPreferences;
  22 import android.content.res.Configuration;
  23 import android.content.res.Resources;
  24 import android.util.Log;
  25
  26 import net.ktnx.mobileledger.model.Data;
  27 import net.ktnx.mobileledger.ui.profiles.ProfileDetailModel;
  28 import net.ktnx.mobileledger.utils.Colors;
  29 import net.ktnx.mobileledger.utils.Globals;
  30 import net.ktnx.mobileledger.utils.Logger;
  31
  32 import org.jetbrains.annotations.NotNull;
  33
  34 import java.net.Authenticator;
  35 import java.net.MalformedURLException;
  36 import java.net.PasswordAuthentication;
  37 import java.net.URL;
  38 import java.util.Locale;
  39
  40 public class App extends Application {
  41     public static final String PREF_NAME = "MoLe";
  42     public static final String PREF_THEME_HUE = "theme-hue";
  43     public static final String PREF_PROFILE_ID = "profile-id";
  44     public static App instance;
  45     private static ProfileDetailModel profileModel;
  46     private boolean monthNamesPrepared = false;
  47     public static void prepareMonthNames() {
  48         instance.prepareMonthNames(false);
  49     }
  50     public static void setAuthenticationDataFromProfileModel(ProfileDetailModel model) {
  51         profileModel = model;
  52     }
  53     public static void resetAuthenticationData() {
  54         profileModel = null;
  55     }
  56     public static void storeStartupProfileAndTheme(long currentProfileId, int currentTheme) {
  57         SharedPreferences prefs = instance.getSharedPreferences(PREF_NAME, MODE_PRIVATE);
  58         SharedPreferences.Editor editor = prefs.edit();
  59         editor.putLong(PREF_PROFILE_ID, currentProfileId);
  60         editor.putInt(PREF_THEME_HUE, currentTheme);
  61         editor.apply();
  62     }
  63     public static long getStartupProfile() {
  64         SharedPreferences prefs = instance.getSharedPreferences(PREF_NAME, MODE_PRIVATE);
  65         return prefs.getLong(PREF_PROFILE_ID, -1);
  66     }
  67     public static int getStartupTheme() {
  68         SharedPreferences prefs = instance.getSharedPreferences(PREF_NAME, MODE_PRIVATE);
  69         return prefs.getInt(PREF_THEME_HUE, Colors.DEFAULT_HUE_DEG);
  70     }
  71     private String getAuthURL() {
  72         if (profileModel != null)
  73             return profileModel.getUrl();
  74         return Data.getProfile()
  75                    .getUrl();
  76     }
  77     private String getAuthUserName() {
  78         if (profileModel != null)
  79             return profileModel.getAuthUserName();
  80         return Data.getProfile()
  81                    .getAuthUser();
  82     }
  83     private String getAuthPassword() {
  84         if (profileModel != null)
  85             return profileModel.getAuthPassword();
  86         return Data.getProfile()
  87                    .getAuthPassword();
  88     }
  89     private boolean getAuthEnabled() {
  90         if (profileModel != null)
  91             return profileModel.getUseAuthentication();
  92         return Data.getProfile()
  93                    .useAuthentication();
  94     }
  95     @Override
  96     public void onCreate() {
  97         Logger.debug("flow", "App onCreate()");
  98         instance = this;
  99         super.onCreate();
 100         Data.refreshCurrencyData(Locale.getDefault());
 101         Authenticator.setDefault(new Authenticator() {
 102             @Override
 103             protected PasswordAuthentication getPasswordAuthentication() {
 104                 if (getAuthEnabled()) {
 105                     try {
 106                         final URL url = new URL(getAuthURL());
 107                         final String requestingHost = getRequestingHost();
 108                         final String expectedHost = url.getHost();
 109                         if (requestingHost.equalsIgnoreCase(expectedHost))
 110                             return new PasswordAuthentication(getAuthUserName(),
 111                                     getAuthPassword().toCharArray());
 112                         else
 113                             Log.w("http-auth",
 114                                     String.format("Requesting host [%s] differs from expected [%s]",
 115                                             requestingHost, expectedHost));
 116                     }
 117                     catch (MalformedURLException e) {
 118                         e.printStackTrace();
 119                     }
 120                 }
 121
 122                 return super.getPasswordAuthentication();
 123             }
 124         });
 125     }
 126     private void prepareMonthNames(boolean force) {
 127         if (force || monthNamesPrepared)
 128             return;
 129         Resources rm = getResources();
 130         Globals.monthNames = rm.getStringArray(R.array.month_names);
 131         monthNamesPrepared = true;
 132     }
 133     @Override
 134     public void onConfigurationChanged(@NotNull Configuration newConfig) {
 135         super.onConfigurationChanged(newConfig);
 136         prepareMonthNames(true);
 137         Data.refreshCurrencyData(Locale.getDefault());
 138         Data.locale.setValue(Locale.getDefault());
 139     }
 140 }