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
|
/*
* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
* 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.ui;
import java.util.ArrayList;
import java.util.List;
import org.thialfihar.android.apg.R;
import org.thialfihar.android.apg.Constants;
import org.thialfihar.android.apg.Id;
import org.thialfihar.android.apg.helper.PGPHelper;
import org.thialfihar.android.apg.helper.Preferences;
import org.thialfihar.android.apg.service.ApgIntentServiceHandler;
import org.thialfihar.android.apg.service.ApgIntentService;
import org.thialfihar.android.apg.util.Log;
import org.thialfihar.android.apg.util.KeyServer.KeyInfo;
import com.actionbarsherlock.app.SherlockFragmentActivity;
import com.actionbarsherlock.view.MenuItem;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Message;
import android.os.Messenger;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.LinearLayout.LayoutParams;
import android.widget.ListView;
import android.widget.Spinner;
import android.widget.TextView;
import android.widget.Toast;
public class KeyServerQueryActivity extends SherlockFragmentActivity {
// possible intent actions for this activity
public static final String ACTION_LOOK_UP_KEY_ID = Constants.INTENT_PREFIX + "LOOK_UP_KEY_ID";
public static final String ACTION_LOOK_UP_KEY_ID_AND_RETURN = Constants.INTENT_PREFIX
+ "LOOK_UP_KEY_ID_AND_RETURN";
public static final String EXTRA_KEY_ID = "keyId";
public static final String RESULT_EXTRA_TEXT = "text";
private ListView mList;
private EditText mQuery;
private Button mSearch;
private KeyInfoListAdapter mAdapter;
private Spinner mKeyServer;
private int mQueryType;
private String mQueryString;
private long mQueryId;
private volatile List<KeyInfo> mSearchResult;
private volatile String mKeyData;
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
// app icon in Action Bar clicked; go home
Intent intent = new Intent(this, KeyListPublicActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(intent);
return true;
default:
break;
}
return false;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.key_server_query_layout);
mQuery = (EditText) findViewById(R.id.query);
mSearch = (Button) findViewById(R.id.btn_search);
mList = (ListView) findViewById(R.id.list);
mAdapter = new KeyInfoListAdapter(this);
mList.setAdapter(mAdapter);
mKeyServer = (Spinner) findViewById(R.id.keyServer);
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
android.R.layout.simple_spinner_item, Preferences.getPreferences(this)
.getKeyServers());
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
mKeyServer.setAdapter(adapter);
if (adapter.getCount() > 0) {
mKeyServer.setSelection(0);
} else {
mSearch.setEnabled(false);
}
mList.setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView<?> adapter, View view, int position, long keyId) {
get(keyId);
}
});
mSearch.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
String query = mQuery.getText().toString();
search(query);
}
});
Intent intent = getIntent();
String action = intent.getAction();
if (ACTION_LOOK_UP_KEY_ID.equals(action) || ACTION_LOOK_UP_KEY_ID_AND_RETURN.equals(action)) {
long keyId = intent.getLongExtra(EXTRA_KEY_ID, 0);
if (keyId != 0) {
String query = "0x" + PGPHelper.keyToHex(keyId);
mQuery.setText(query);
search(query);
}
}
}
private void search(String query) {
mQueryType = Id.keyserver.search;
mQueryString = query;
mAdapter.setKeys(new ArrayList<KeyInfo>());
start();
}
private void get(long keyId) {
mQueryType = Id.keyserver.get;
mQueryId = keyId;
start();
}
private void start() {
Log.d(Constants.TAG, "start search with service");
// Send all information needed to service to query keys in other thread
Intent intent = new Intent(this, ApgIntentService.class);
intent.putExtra(ApgIntentService.EXTRA_ACTION, ApgIntentService.ACTION_QUERY_KEY);
// fill values for this action
Bundle data = new Bundle();
String server = (String) mKeyServer.getSelectedItem();
data.putString(ApgIntentService.QUERY_KEY_SERVER, server);
data.putInt(ApgIntentService.QUERY_KEY_TYPE, mQueryType);
if (mQueryType == Id.keyserver.search) {
data.putString(ApgIntentService.QUERY_KEY_STRING, mQueryString);
} else if (mQueryType == Id.keyserver.get) {
data.putLong(ApgIntentService.QUERY_KEY_ID, mQueryId);
}
intent.putExtra(ApgIntentService.EXTRA_DATA, data);
// Message is received after querying is done in ApgService
ApgIntentServiceHandler saveHandler = new ApgIntentServiceHandler(this, R.string.progress_querying,
ProgressDialog.STYLE_SPINNER) {
public void handleMessage(Message message) {
// handle messages by standard ApgHandler first
super.handleMessage(message);
if (message.arg1 == ApgIntentServiceHandler.MESSAGE_OKAY) {
// get returned data bundle
Bundle returnData = message.getData();
if (mQueryType == Id.keyserver.search) {
mSearchResult = returnData
.getParcelableArrayList(ApgIntentService.RESULT_QUERY_KEY_SEARCH_RESULT);
} else if (mQueryType == Id.keyserver.get) {
mKeyData = returnData.getString(ApgIntentService.RESULT_QUERY_KEY_KEY_DATA);
}
// TODO: IMPROVE CODE!!! some global variables can be avoided!!!
if (mQueryType == Id.keyserver.search) {
if (mSearchResult != null) {
Toast.makeText(KeyServerQueryActivity.this,
getString(R.string.keysFound, mSearchResult.size()),
Toast.LENGTH_SHORT).show();
mAdapter.setKeys(mSearchResult);
}
} else if (mQueryType == Id.keyserver.get) {
Intent orgIntent = getIntent();
if (ACTION_LOOK_UP_KEY_ID_AND_RETURN.equals(orgIntent.getAction())) {
if (mKeyData != null) {
Intent intent = new Intent();
intent.putExtra(RESULT_EXTRA_TEXT, mKeyData);
setResult(RESULT_OK, intent);
} else {
setResult(RESULT_CANCELED);
}
finish();
} else {
if (mKeyData != null) {
Intent intent = new Intent(KeyServerQueryActivity.this,
KeyListPublicActivity.class);
intent.setAction(KeyListActivity.ACTION_IMPORT);
intent.putExtra(KeyListActivity.EXTRA_TEXT, mKeyData);
startActivity(intent);
}
}
}
}
};
};
// Create a new Messenger for the communication back
Messenger messenger = new Messenger(saveHandler);
intent.putExtra(ApgIntentService.EXTRA_MESSENGER, messenger);
// show progress dialog
saveHandler.showProgressDialog(this);
// start service with intent
startService(intent);
}
public class KeyInfoListAdapter extends BaseAdapter {
protected LayoutInflater mInflater;
protected Activity mActivity;
protected List<KeyInfo> mKeys;
public KeyInfoListAdapter(Activity activity) {
mActivity = activity;
mInflater = (LayoutInflater) activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
mKeys = new ArrayList<KeyInfo>();
}
public void setKeys(List<KeyInfo> keys) {
mKeys = keys;
notifyDataSetChanged();
}
@Override
public boolean hasStableIds() {
return true;
}
public int getCount() {
return mKeys.size();
}
public Object getItem(int position) {
return mKeys.get(position);
}
public long getItemId(int position) {
return mKeys.get(position).keyId;
}
public View getView(int position, View convertView, ViewGroup parent) {
KeyInfo keyInfo = mKeys.get(position);
View view = mInflater.inflate(R.layout.key_server_query_result_item, null);
TextView mainUserId = (TextView) view.findViewById(R.id.mainUserId);
mainUserId.setText(R.string.unknownUserId);
TextView mainUserIdRest = (TextView) view.findViewById(R.id.mainUserIdRest);
mainUserIdRest.setText("");
TextView keyId = (TextView) view.findViewById(R.id.keyId);
keyId.setText(R.string.noKey);
TextView algorithm = (TextView) view.findViewById(R.id.algorithm);
algorithm.setText("");
TextView status = (TextView) view.findViewById(R.id.status);
status.setText("");
String userId = keyInfo.userIds.get(0);
if (userId != null) {
String chunks[] = userId.split(" <", 2);
userId = chunks[0];
if (chunks.length > 1) {
mainUserIdRest.setText("<" + chunks[1]);
}
mainUserId.setText(userId);
}
keyId.setText(PGPHelper.getSmallFingerPrint(keyInfo.keyId));
if (mainUserIdRest.getText().length() == 0) {
mainUserIdRest.setVisibility(View.GONE);
}
algorithm.setText("" + keyInfo.size + "/" + keyInfo.algorithm);
if (keyInfo.revoked != null) {
status.setText("revoked");
} else {
status.setVisibility(View.GONE);
}
LinearLayout ll = (LinearLayout) view.findViewById(R.id.list);
if (keyInfo.userIds.size() == 1) {
ll.setVisibility(View.GONE);
} else {
boolean first = true;
boolean second = true;
for (String uid : keyInfo.userIds) {
if (first) {
first = false;
continue;
}
if (!second) {
View sep = new View(mActivity);
sep.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, 1));
sep.setBackgroundResource(android.R.drawable.divider_horizontal_dark);
ll.addView(sep);
}
TextView uidView = (TextView) mInflater.inflate(
R.layout.key_server_query_result_user_id, null);
uidView.setText(uid);
ll.addView(uidView);
second = false;
}
}
return view;
}
}
}
|