app/src/main/java/com/stoutner/privacybrowser/activities/DomainSettingsActivity.java

   1 /*
   2  * Copyright © 2017 Soren Stoutner <soren@stoutner.com>.
   3  *
   4  * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
   5  *
   6  * Privacy Browser is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * Privacy Browser is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with Privacy Browser.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 package com.stoutner.privacybrowser.activities;
  21
  22 import android.app.Activity;
  23 import android.content.Intent;
  24 import android.os.Bundle;
  25 import android.support.design.widget.BaseTransientBottomBar;
  26 import android.support.design.widget.CoordinatorLayout;
  27 import android.support.design.widget.Snackbar;
  28 import android.support.v4.app.NavUtils;
  29 import android.support.v7.app.ActionBar;
  30 import android.support.v7.app.AppCompatActivity;
  31 import android.support.v7.widget.Toolbar;
  32 import android.view.Menu;
  33 import android.view.MenuItem;
  34 import android.view.View;
  35 import android.widget.EditText;
  36 import android.widget.Spinner;
  37 import android.widget.Switch;
  38
  39 import com.stoutner.privacybrowser.R;
  40 import com.stoutner.privacybrowser.fragments.DomainSettingsFragment;
  41 import com.stoutner.privacybrowser.helpers.DomainsDatabaseHelper;
  42
  43 public class DomainSettingsActivity extends AppCompatActivity {
  44     // `databaseId` is used in `onCreate()` and `onOptionsItemSelected()`.
  45     int databaseId;
  46
  47     @Override
  48     protected void onCreate(Bundle savedInstanceState) {
  49         super.onCreate(savedInstanceState);
  50         setContentView(R.layout.domain_settings_coordinatorlayout);
  51
  52         // We ned to use `SupportActionBar` from `android.support.v7.app.ActionBar` until the minimum API is >= 21.
  53         Toolbar domainSettingsAppBar = (Toolbar) findViewById(R.id.domain_settings_toolbar);
  54         setSupportActionBar(domainSettingsAppBar);
  55
  56         // Display the home arrow on `appBar`.
  57         final ActionBar appBar = getSupportActionBar();
  58         assert appBar != null;  // This assert removes the incorrect lint warning in Android Studio on the following line that `appBar` might be `null`.
  59         appBar.setDisplayHomeAsUpEnabled(true);
  60
  61         // Get the intent that started the activity.
  62         final Intent launchingIntent = getIntent();
  63
  64         // Extract the `databaseID`.  The default value is `1`.
  65         databaseId = launchingIntent.getIntExtra(DomainSettingsFragment.DATABASE_ID, 1);
  66
  67         // Store `databaseId` in `argumentsBundle`.
  68         Bundle argumentsBundle = new Bundle();
  69         argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, databaseId);
  70
  71         // Add `argumentsBundle` to `domainSettingsFragment`.
  72         DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
  73         domainSettingsFragment.setArguments(argumentsBundle);
  74
  75         // Display `domainSettingsFragment`.
  76         getSupportFragmentManager().beginTransaction().replace(R.id.domain_settings_scrollview, domainSettingsFragment).commit();
  77     }
  78
  79     @Override
  80     public boolean onCreateOptionsMenu(Menu menu) {
  81         // Inflate the menu.
  82         getMenuInflater().inflate(R.menu.domains_options_menu, menu);
  83
  84         // Success!
  85         return true;
  86     }
  87
  88     @Override
  89     public boolean onOptionsItemSelected(MenuItem menuItem) {
  90         // Get the ID of the `MenuItem` that was selected.
  91         int menuItemID = menuItem.getItemId();
  92
  93         // Initialize the database handler.  `this` specifies the context.  The two `nulls` do not specify the database name or a `CursorFactory`.
  94         // The `0` specifies the database version, but that is ignored and set instead using a constant in `DomainsDatabaseHelper`.
  95         final DomainsDatabaseHelper domainsDatabaseHelper = new DomainsDatabaseHelper(getApplicationContext(), null, null, 0);
  96
  97         switch (menuItemID) {
  98             case android.R.id.home:  // The home arrow is identified as `android.R.id.home`, not just `R.id.home`.
  99                 // Go home.
 100                 NavUtils.navigateUpFromSameTask(this);
 101                 break;
 102
 103             case R.id.save_domain:
 104                 // Get handles for the domain settings.
 105                 EditText domainNameEditText = (EditText) findViewById(R.id.domain_settings_name_edittext);
 106                 Switch javaScriptEnabledSwitch = (Switch) findViewById(R.id.domain_settings_javascript_switch);
 107                 Switch firstPartyCookiesEnabledSwitch = (Switch) findViewById(R.id.domain_settings_first_party_cookies_switch);
 108                 Switch thirdPartyCookiesEnabledSwitch = (Switch) findViewById(R.id.domain_settings_third_party_cookies_switch);
 109                 Switch domStorageEnabledSwitch = (Switch) findViewById(R.id.domain_settings_dom_storage_switch);
 110                 Switch formDataEnabledSwitch = (Switch) findViewById(R.id.domain_settings_form_data_switch);
 111                 Spinner userAgentSpinner = (Spinner) findViewById(R.id.domain_settings_user_agent_spinner);
 112                 EditText customUserAgentEditText = (EditText) findViewById(R.id.domain_settings_custom_user_agent_edittext);
 113                 Spinner fontSizeSpinner = (Spinner) findViewById(R.id.domain_settings_font_size_spinner);
 114
 115                 // Extract the data for the domain settings.
 116                 String domainNameString = domainNameEditText.getText().toString();
 117                 boolean javaScriptEnabled = javaScriptEnabledSwitch.isChecked();
 118                 boolean firstPartyCookiesEnabled = firstPartyCookiesEnabledSwitch.isChecked();
 119                 boolean thirdPartyCookiesEnabled = thirdPartyCookiesEnabledSwitch.isChecked();
 120                 boolean domStorageEnabledEnabled = domStorageEnabledSwitch.isChecked();
 121                 boolean formDataEnabled = formDataEnabledSwitch.isChecked();
 122                 int userAgentPosition = userAgentSpinner.getSelectedItemPosition();
 123                 int fontSizePosition = fontSizeSpinner.getSelectedItemPosition();
 124
 125                 // Get the data for the `Spinners` from the entry values string arrays.
 126                 String userAgentString = getResources().getStringArray(R.array.user_agent_entry_values)[userAgentPosition];
 127                 int fontSizeInt = Integer.parseInt(getResources().getStringArray(R.array.default_font_size_entry_values)[fontSizePosition]);
 128
 129                 // Check to see if we are using a custom user agent.
 130                 if (userAgentString.equals("Custom user agent")) {
 131                     // Set `userAgentString` to the custom user agent string.
 132                     userAgentString = customUserAgentEditText.getText().toString();
 133                 }
 134
 135                 // Save the domain settings.
 136                 domainsDatabaseHelper.saveDomain(databaseId, domainNameString, javaScriptEnabled, firstPartyCookiesEnabled, thirdPartyCookiesEnabled, domStorageEnabledEnabled, formDataEnabled, userAgentString, fontSizeInt);
 137
 138                 // Navigate to `DomainsActivity`.
 139                 NavUtils.navigateUpFromSameTask(this);
 140                 break;
 141
 142             case R.id.delete_domain:
 143                 // Get a handle for the current activity.
 144                 final Activity activity = this;
 145
 146                 // Get a handle for `domain_settings_coordinatorlayout` so we can display a `SnackBar` later.
 147                 CoordinatorLayout domainSettingsCoordinatorLayout = (CoordinatorLayout) findViewById(R.id.domain_settings_coordinatorlayout);
 148
 149                 // Detach `domain_settings_scrollview`.
 150                 getSupportFragmentManager().beginTransaction().detach(getSupportFragmentManager().findFragmentById(R.id.domain_settings_scrollview)).commit();
 151
 152                 Snackbar.make(domainSettingsCoordinatorLayout, R.string.domain_deleted, Snackbar.LENGTH_SHORT)
 153                         .setAction(R.string.undo, new View.OnClickListener() {
 154                             @Override
 155                             public void onClick(View v) {
 156                                 // Do nothing because everything will be handled by `onDismiss` below.
 157                             }
 158                         })
 159                         .addCallback(new Snackbar.Callback() {
 160                             @Override
 161                             public void onDismissed(Snackbar snackbar, int event) {
 162                                 switch (event) {
 163                                     // The user pushed the `undo` button.
 164                                     case Snackbar.Callback.DISMISS_EVENT_ACTION:
 165                                         // Store `databaseId` in `argumentsBundle`.
 166                                         Bundle argumentsBundle = new Bundle();
 167                                         argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, databaseId);
 168
 169                                         // Add `argumentsBundle` to `domainSettingsFragment`.
 170                                         DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
 171                                         domainSettingsFragment.setArguments(argumentsBundle);
 172
 173                                         // Display `domainSettingsFragment`.
 174                                         getSupportFragmentManager().beginTransaction().replace(R.id.domain_settings_scrollview, domainSettingsFragment).commit();
 175                                         break;
 176
 177                                     // The `Snackbar` was dismissed without the `Undo` button being pushed.
 178                                     default:
 179                                         // Delete the selected domain.
 180                                         domainsDatabaseHelper.deleteDomain(databaseId);
 181
 182                                         // Navigate to `DomainsActivity`.
 183                                         NavUtils.navigateUpFromSameTask(activity);
 184                                         break;
 185                                 }
 186                             }
 187                         })
 188                         .show();
 189                 break;
 190         }
 191         return true;
 192     }
 193 }