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
|
/*
* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
*
* 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.sufficientlysecure.keychain.helper;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.Messenger;
import android.support.v7.app.ActionBarActivity;
import android.widget.Toast;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.Id;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
import org.sufficientlysecure.keychain.service.KeychainIntentService;
import org.sufficientlysecure.keychain.service.KeychainIntentServiceHandler;
import org.sufficientlysecure.keychain.ui.dialog.DeleteKeyDialogFragment;
import org.sufficientlysecure.keychain.ui.dialog.FileDialogFragment;
import org.sufficientlysecure.keychain.util.Log;
public class ExportHelper {
protected FileDialogFragment mFileDialog;
protected String mExportFilename;
ActionBarActivity mActivity;
public ExportHelper(ActionBarActivity activity) {
super();
this.mActivity = activity;
}
public void deleteKey(Uri dataUri, final int keyType, Handler deleteHandler) {
long keyRingRowId = Long.valueOf(dataUri.getLastPathSegment());
// Create a new Messenger for the communication back
Messenger messenger = new Messenger(deleteHandler);
DeleteKeyDialogFragment deleteKeyDialog = DeleteKeyDialogFragment.newInstance(messenger,
new long[]{keyRingRowId}, keyType);
deleteKeyDialog.show(mActivity.getSupportFragmentManager(), "deleteKeyDialog");
}
/**
* Show dialog where to export keys
*/
public void showExportKeysDialog(final long[] rowIds, final int keyType,
final String exportFilename) {
mExportFilename = exportFilename;
// Message is received after file is selected
Handler returnHandler = new Handler() {
@Override
public void handleMessage(Message message) {
if (message.what == FileDialogFragment.MESSAGE_OKAY) {
Bundle data = message.getData();
mExportFilename = data.getString(FileDialogFragment.MESSAGE_DATA_FILENAME);
exportKeys(rowIds, keyType);
}
}
};
// Create a new Messenger for the communication back
final Messenger messenger = new Messenger(returnHandler);
DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
public void run() {
String title = null;
if (rowIds == null) {
// export all keys
title = mActivity.getString(R.string.title_export_keys);
} else {
// export only key specified at data uri
title = mActivity.getString(R.string.title_export_key);
}
String message = null;
if (keyType == Id.type.public_key) {
message = mActivity.getString(R.string.specify_file_to_export_to);
} else {
message = mActivity.getString(R.string.specify_file_to_export_secret_keys_to);
}
mFileDialog = FileDialogFragment.newInstance(messenger, title, message,
exportFilename, null);
mFileDialog.show(mActivity.getSupportFragmentManager(), "fileDialog");
}
});
}
/**
* Export keys
*/
public void exportKeys(long[] rowIds, int keyType) {
Log.d(Constants.TAG, "exportKeys started");
// Send all information needed to service to export key in other thread
final Intent intent = new Intent(mActivity, KeychainIntentService.class);
intent.setAction(KeychainIntentService.ACTION_EXPORT_KEYRING);
// fill values for this action
Bundle data = new Bundle();
data.putString(KeychainIntentService.EXPORT_FILENAME, mExportFilename);
data.putInt(KeychainIntentService.EXPORT_KEY_TYPE, keyType);
if (rowIds == null) {
data.putBoolean(KeychainIntentService.EXPORT_ALL, true);
} else {
data.putLongArray(KeychainIntentService.EXPORT_KEY_RING_ROW_ID, rowIds);
}
intent.putExtra(KeychainIntentService.EXTRA_DATA, data);
// Message is received after exporting is done in ApgService
KeychainIntentServiceHandler exportHandler = new KeychainIntentServiceHandler(mActivity,
mActivity.getString(R.string.progress_exporting),
ProgressDialog.STYLE_HORIZONTAL,
true,
new DialogInterface.OnCancelListener() {
@Override
public void onCancel(DialogInterface dialogInterface) {
mActivity.stopService(intent);
}
}) {
public void handleMessage(Message message) {
// handle messages by standard ApgHandler first
super.handleMessage(message);
if (message.arg1 == KeychainIntentServiceHandler.MESSAGE_OKAY) {
// get returned data bundle
Bundle returnData = message.getData();
int exported = returnData.getInt(KeychainIntentService.RESULT_EXPORT);
String toastMessage;
if (exported == 1) {
toastMessage = mActivity.getString(R.string.key_exported);
} else if (exported > 0) {
toastMessage = mActivity.getString(R.string.keys_exported, exported);
} else {
toastMessage = mActivity.getString(R.string.no_keys_exported);
}
Toast.makeText(mActivity, toastMessage, Toast.LENGTH_SHORT).show();
}
}
};
// Create a new Messenger for the communication back
Messenger messenger = new Messenger(exportHandler);
intent.putExtra(KeychainIntentService.EXTRA_MESSENGER, messenger);
// show progress dialog
exportHandler.showProgressDialog(mActivity);
// start service with intent
mActivity.startService(intent);
}
}
|