1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
|
/*
* Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.thialfihar.android.apg;
import java.io.File;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.os.Message;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
public class BaseActivity extends Activity
implements Runnable, ProgressDialogUpdater,
AskForSecretKeyPassPhrase.PassPhraseCallbackInterface {
private ProgressDialog mProgressDialog = null;
private Thread mRunningThread = null;
private long mSecretKeyId = 0;
private String mDeleteFile = null;
protected Preferences mPreferences;
private Handler mHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
handlerCallback(msg);
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mPreferences = Preferences.getPreferences(this);
Apg.initialize(this);
if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
File dir = new File(Constants.path.app_dir);
if (!dir.exists() && !dir.mkdirs()) {
// ignore this for now, it's not crucial
// that the directory doesn't exist at this point
}
}
startCacheService(this, mPreferences);
}
public static void startCacheService(Activity activity, Preferences preferences) {
Intent intent = new Intent(activity, Service.class);
intent.putExtra(Service.EXTRA_TTL, preferences.getPassPhraseCacheTtl());
activity.startService(intent);
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
menu.add(0, Id.menu.option.preferences, 0, R.string.menu_preferences)
.setIcon(android.R.drawable.ic_menu_preferences);
menu.add(0, Id.menu.option.about, 1, R.string.menu_about)
.setIcon(android.R.drawable.ic_menu_info_details);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case Id.menu.option.about: {
showDialog(Id.dialog.about);
return true;
}
case Id.menu.option.preferences: {
startActivity(new Intent(this, PreferencesActivity.class));
return true;
}
case Id.menu.option.search: {
startSearch("", false, null, false);
return true;
}
default: {
break;
}
}
return false;
}
@Override
protected Dialog onCreateDialog(int id) {
// in case it is a progress dialog
mProgressDialog = new ProgressDialog(this);
mProgressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
mProgressDialog.setCancelable(false);
switch (id) {
case Id.dialog.encrypting: {
mProgressDialog.setMessage(this.getString(R.string.progress_initializing));
return mProgressDialog;
}
case Id.dialog.decrypting: {
mProgressDialog.setMessage(this.getString(R.string.progress_initializing));
return mProgressDialog;
}
case Id.dialog.saving: {
mProgressDialog.setMessage(this.getString(R.string.progress_saving));
return mProgressDialog;
}
case Id.dialog.importing: {
mProgressDialog.setMessage(this.getString(R.string.progress_importing));
return mProgressDialog;
}
case Id.dialog.exporting: {
mProgressDialog.setMessage(this.getString(R.string.progress_exporting));
return mProgressDialog;
}
default: {
break;
}
}
mProgressDialog = null;
switch (id) {
case Id.dialog.about: {
AlertDialog.Builder alert = new AlertDialog.Builder(this);
alert.setTitle("About " + Apg.getFullVersion(this));
LayoutInflater inflater =
(LayoutInflater) this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View layout = inflater.inflate(R.layout.info, null);
TextView message = (TextView) layout.findViewById(R.id.message);
message.setText("This is an attempt to bring OpenPGP to Android. " +
"It is far from complete, but more features are planned (see website).\n\n" +
"Feel free to send bug reports, suggestions, feature requests, feedback, " +
"photographs.\n\n" +
"mail: thi@thialfihar.org\n" +
"site: http://apg.thialfihar.org\n\n" +
"This software is provided \"as is\", without warranty of any kind.");
alert.setView(layout);
alert.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
BaseActivity.this.removeDialog(Id.dialog.about);
}
});
return alert.create();
}
case Id.dialog.pass_phrase: {
return AskForSecretKeyPassPhrase.createDialog(this, getSecretKeyId(), this);
}
case Id.dialog.pass_phrases_do_not_match: {
AlertDialog.Builder alert = new AlertDialog.Builder(this);
alert.setIcon(android.R.drawable.ic_dialog_alert);
alert.setTitle(R.string.error);
alert.setMessage(R.string.passPhrasesDoNotMatch);
alert.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
removeDialog(Id.dialog.pass_phrases_do_not_match);
}
});
alert.setCancelable(false);
return alert.create();
}
case Id.dialog.no_pass_phrase: {
AlertDialog.Builder alert = new AlertDialog.Builder(this);
alert.setIcon(android.R.drawable.ic_dialog_alert);
alert.setTitle(R.string.error);
alert.setMessage(R.string.passPhraseMustNotBeEmpty);
alert.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
removeDialog(Id.dialog.no_pass_phrase);
}
});
alert.setCancelable(false);
return alert.create();
}
case Id.dialog.delete_file: {
AlertDialog.Builder alert = new AlertDialog.Builder(this);
alert.setIcon(android.R.drawable.ic_dialog_alert);
alert.setTitle(R.string.warning);
alert.setMessage(this.getString(R.string.fileDeleteConfirmation, getDeleteFile()));
alert.setPositiveButton(android.R.string.ok,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
removeDialog(Id.dialog.delete_file);
File file = new File(getDeleteFile());
String msg = "";
if (file.delete()) {
msg = BaseActivity.this.getString(
R.string.fileDeleteSuccessful);
} else {
msg = BaseActivity.this.getString(
R.string.errorMessage,
BaseActivity.this.getString(
R.string.error_fileDeleteFailed, file));
}
Toast.makeText(BaseActivity.this,
msg, Toast.LENGTH_SHORT).show();
}
});
alert.setNegativeButton(android.R.string.cancel,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
removeDialog(Id.dialog.delete_file);
}
});
alert.setCancelable(true);
return alert.create();
}
default: {
break;
}
}
return super.onCreateDialog(id);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
switch (requestCode) {
case Id.request.secret_keys: {
if (resultCode == RESULT_OK) {
Bundle bundle = data.getExtras();
setSecretKeyId(bundle.getLong(Apg.EXTRA_KEY_ID));
} else {
setSecretKeyId(Id.key.none);
}
break;
}
default: {
break;
}
}
super.onActivityResult(requestCode, resultCode, data);
}
public void setProgress(int resourceId, int progress, int max) {
setProgress(getString(resourceId), progress, max);
}
public void setProgress(int progress, int max) {
Message msg = new Message();
Bundle data = new Bundle();
data.putInt(Apg.EXTRA_STATUS, Id.message.progress_update);
data.putInt(Apg.EXTRA_PROGRESS, progress);
data.putInt(Apg.EXTRA_MAX, max);
msg.setData(data);
mHandler.sendMessage(msg);
}
public void setProgress(String message, int progress, int max) {
Message msg = new Message();
Bundle data = new Bundle();
data.putInt(Apg.EXTRA_STATUS, Id.message.progress_update);
data.putString(Apg.EXTRA_MESSAGE, message);
data.putInt(Apg.EXTRA_PROGRESS, progress);
data.putInt(Apg.EXTRA_MAX, max);
msg.setData(data);
mHandler.sendMessage(msg);
}
public void handlerCallback(Message msg) {
Bundle data = msg.getData();
if (data == null) {
return;
}
int type = data.getInt(Apg.EXTRA_STATUS);
switch (type) {
case Id.message.progress_update: {
String message = data.getString(Apg.EXTRA_MESSAGE);
if (mProgressDialog != null) {
if (message != null) {
mProgressDialog.setMessage(message);
}
mProgressDialog.setMax(data.getInt(Apg.EXTRA_MAX));
mProgressDialog.setProgress(data.getInt(Apg.EXTRA_PROGRESS));
}
break;
}
case Id.message.import_done: // intentionall no break
case Id.message.export_done: // intentionall no break
case Id.message.done: {
mProgressDialog = null;
doneCallback(msg);
break;
}
}
}
public void doneCallback(Message msg) {
}
public void passPhraseCallback(long keyId, String passPhrase) {
Apg.setCachedPassPhrase(keyId, passPhrase);
}
public void sendMessage(Message msg) {
mHandler.sendMessage(msg);
}
public void startThread() {
mRunningThread = new Thread(this);
mRunningThread.start();
}
public void run() {
}
public void setSecretKeyId(long id) {
mSecretKeyId = id;
}
public long getSecretKeyId() {
return mSecretKeyId;
}
protected void setDeleteFile(String deleteFile) {
mDeleteFile = deleteFile;
}
protected String getDeleteFile() {
return mDeleteFile;
}
}
|