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.CoordinatorLayout;
  26 import android.support.design.widget.Snackbar;
  27 import android.support.v4.app.NavUtils;
  28 import android.support.v7.app.ActionBar;
  29 import android.support.v7.app.AppCompatActivity;
  30 import android.support.v7.widget.Toolbar;
  31 import android.view.Menu;
  32 import android.view.MenuItem;
  33 import android.view.View;
  34 import android.widget.EditText;
  35 import android.widget.Spinner;
  36 import android.widget.Switch;
  37
  38 import com.stoutner.privacybrowser.R;
  39 import com.stoutner.privacybrowser.fragments.DomainSettingsFragment;
  40 import com.stoutner.privacybrowser.helpers.DomainsDatabaseHelper;
  41
  42 public class DomainSettingsActivity extends AppCompatActivity {
  43     // `databaseId` is used in `onCreate()` and `onOptionsItemSelected()`.
  44     int databaseId;
  45
  46     @Override
  47     protected void onCreate(Bundle savedInstanceState) {
  48         super.onCreate(savedInstanceState);
  49         setContentView(R.layout.domain_settings_coordinatorlayout);
  50
  51         // We ned to use `SupportActionBar` from `android.support.v7.app.ActionBar` until the minimum API is >= 21.
  52         Toolbar domainSettingsAppBar = (Toolbar) findViewById(R.id.domain_settings_toolbar);
  53         setSupportActionBar(domainSettingsAppBar);
  54
  55         // Display the home arrow on `appBar`.
  56         final ActionBar appBar = getSupportActionBar();
  57         assert appBar != null;  // This assert removes the incorrect lint warning in Android Studio on the following line that `appBar` might be `null`.
  58         appBar.setDisplayHomeAsUpEnabled(true);
  59
  60         // Get the intent that started the activity.
  61         final Intent launchingIntent = getIntent();
  62
  63         // Extract the `databaseID`.  The default value is `1`.
  64         databaseId = launchingIntent.getIntExtra(DomainSettingsFragment.DATABASE_ID, 1);
  65
  66         // Store `databaseId` in `argumentsBundle`.
  67         Bundle argumentsBundle = new Bundle();
  68         argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, databaseId);
  69
  70         // Add `argumentsBundle` to `domainSettingsFragment`.
  71         DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
  72         domainSettingsFragment.setArguments(argumentsBundle);
  73
  74         // Display `domainSettingsFragment`.
  75         getSupportFragmentManager().beginTransaction().replace(R.id.domain_settings_scrollview, domainSettingsFragment).commit();
  76     }
  77
  78     @Override
  79     public boolean onCreateOptionsMenu(Menu menu) {
  80         // Inflate the menu.
  81         getMenuInflater().inflate(R.menu.domains_options_menu, menu);
  82
  83         // Success!
  84         return true;
  85     }
  86
  87     @Override
  88     public boolean onOptionsItemSelected(MenuItem menuItem) {
  89         // Get the ID of the `MenuItem` that was selected.
  90         int menuItemID = menuItem.getItemId();
  91
  92         // Initialize the database handler.  `this` specifies the context.  The two `nulls` do not specify the database name or a `CursorFactory`.
  93         // The `0` specifies the database version, but that is ignored and set instead using a constant in `DomainsDatabaseHelper`.
  94         final DomainsDatabaseHelper domainsDatabaseHelper = new DomainsDatabaseHelper(getApplicationContext(), null, null, 0);
  95
  96         switch (menuItemID) {
  97             case android.R.id.home:  // The home arrow is identified as `android.R.id.home`, not just `R.id.home`.
  98                 // Go home.
  99                 NavUtils.navigateUpFromSameTask(this);
 100                 break;
 101
 102             case R.id.save_domain:
 103                 // Get handles for the domain settings.
 104                 EditText domainNameEditText = (EditText) findViewById(R.id.domain_settings_name_edittext);
 105                 Switch javaScriptEnabledSwitch = (Switch) findViewById(R.id.domain_settings_javascript_switch);
 106                 Switch firstPartyCookiesEnabledSwitch = (Switch) findViewById(R.id.domain_settings_first_party_cookies_switch);
 107                 Switch thirdPartyCookiesEnabledSwitch = (Switch) findViewById(R.id.domain_settings_third_party_cookies_switch);
 108                 Switch domStorageEnabledSwitch = (Switch) findViewById(R.id.domain_settings_dom_storage_switch);
 109                 Switch formDataEnabledSwitch = (Switch) findViewById(R.id.domain_settings_form_data_switch);
 110                 Spinner userAgentSpinner = (Spinner) findViewById(R.id.domain_settings_user_agent_spinner);
 111                 EditText customUserAgentEditText = (EditText) findViewById(R.id.domain_settings_custom_user_agent_edittext);
 112                 Spinner fontSizeSpinner = (Spinner) findViewById(R.id.domain_settings_font_size_spinner);
 113                 Spinner displayWebpageImagesSpinner = (Spinner) findViewById(R.id.domain_settings_display_webpage_images_spinner);
 114
 115                 // Extract the data for the domain settings.
 116                 String domainNameString = domainNameEditText.getText().toString();
 117                 boolean javaScriptEnabledBoolean = javaScriptEnabledSwitch.isChecked();
 118                 boolean firstPartyCookiesEnabledBoolean = firstPartyCookiesEnabledSwitch.isChecked();
 119                 boolean thirdPartyCookiesEnabledBoolean = thirdPartyCookiesEnabledSwitch.isChecked();
 120                 boolean domStorageEnabledEnabledBoolean = domStorageEnabledSwitch.isChecked();
 121                 boolean formDataEnabledBoolean = formDataEnabledSwitch.isChecked();
 122                 int userAgentPositionInt = userAgentSpinner.getSelectedItemPosition();
 123                 int fontSizePositionInt = fontSizeSpinner.getSelectedItemPosition();
 124                 int displayWebpageImagesInt = displayWebpageImagesSpinner.getSelectedItemPosition();
 125
 126                 // Get the data for the `Spinners` from the entry values string arrays.
 127                 String userAgentString = getResources().getStringArray(R.array.user_agent_entry_values)[userAgentPositionInt];
 128                 int fontSizeInt = Integer.parseInt(getResources().getStringArray(R.array.default_font_size_entry_values)[fontSizePositionInt]);
 129
 130                 // Check to see if we are using a custom user agent.
 131                 if (userAgentString.equals("Custom user agent")) {
 132                     // Set `userAgentString` to the custom user agent string.
 133                     userAgentString = customUserAgentEditText.getText().toString();
 134                 }
 135
 136                 // Save the domain settings.
 137                 domainsDatabaseHelper.saveDomain(databaseId, domainNameString, javaScriptEnabledBoolean, firstPartyCookiesEnabledBoolean, thirdPartyCookiesEnabledBoolean, domStorageEnabledEnabledBoolean, formDataEnabledBoolean, userAgentString, fontSizeInt,
 138                         displayWebpageImagesInt);
 139
 140                 // Navigate to `DomainsActivity`.
 141                 NavUtils.navigateUpFromSameTask(this);
 142                 break;
 143
 144             case R.id.delete_domain:
 145                 // Get a handle for the current activity.
 146                 final Activity activity = this;
 147
 148                 // Get a handle for `domain_settings_coordinatorlayout` so we can display a `SnackBar` later.
 149                 CoordinatorLayout domainSettingsCoordinatorLayout = (CoordinatorLayout) findViewById(R.id.domain_settings_coordinatorlayout);
 150
 151                 // Detach `domain_settings_scrollview`.
 152                 getSupportFragmentManager().beginTransaction().detach(getSupportFragmentManager().findFragmentById(R.id.domain_settings_scrollview)).commit();
 153
 154                 Snackbar.make(domainSettingsCoordinatorLayout, R.string.domain_deleted, Snackbar.LENGTH_SHORT)
 155                         .setAction(R.string.undo, new View.OnClickListener() {
 156                             @Override
 157                             public void onClick(View v) {
 158                                 // Do nothing because everything will be handled by `onDismiss` below.
 159                             }
 160                         })
 161                         .addCallback(new Snackbar.Callback() {
 162                             @Override
 163                             public void onDismissed(Snackbar snackbar, int event) {
 164                                 switch (event) {
 165                                     // The user pushed the `undo` button.
 166                                     case Snackbar.Callback.DISMISS_EVENT_ACTION:
 167                                         // Store `databaseId` in `argumentsBundle`.
 168                                         Bundle argumentsBundle = new Bundle();
 169                                         argumentsBundle.putInt(DomainSettingsFragment.DATABASE_ID, databaseId);
 170
 171                                         // Add `argumentsBundle` to `domainSettingsFragment`.
 172                                         DomainSettingsFragment domainSettingsFragment = new DomainSettingsFragment();
 173                                         domainSettingsFragment.setArguments(argumentsBundle);
 174
 175                                         // Display `domainSettingsFragment`.
 176                                         getSupportFragmentManager().beginTransaction().replace(R.id.domain_settings_scrollview, domainSettingsFragment).commit();
 177                                         break;
 178
 179                                     // The `Snackbar` was dismissed without the `Undo` button being pushed.
 180                                     default:
 181                                         // Delete the selected domain.
 182                                         domainsDatabaseHelper.deleteDomain(databaseId);
 183
 184                                         // Navigate to `DomainsActivity`.
 185                                         NavUtils.navigateUpFromSameTask(activity);
 186                                         break;
 187                                 }
 188                             }
 189                         })
 190                         .show();
 191                 break;
 192         }
 193         return true;
 194     }
 195 }