Add controls for displaying webpage images. Implements https://redmine.stoutner...
[PrivacyBrowser.git] / 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 }