1package eu.siacs.conversations.utils;
2
3import android.app.AlertDialog;
4import android.content.Context;
5import android.content.DialogInterface;
6import android.content.DialogInterface.OnClickListener;
7import android.content.SharedPreferences;
8import android.content.pm.PackageInfo;
9import android.content.pm.PackageManager;
10import android.content.pm.Signature;
11import android.preference.PreferenceManager;
12import android.util.Log;
13
14import java.io.BufferedReader;
15import java.io.FileInputStream;
16import java.io.IOException;
17import java.io.InputStreamReader;
18import java.io.OutputStream;
19import java.text.SimpleDateFormat;
20import java.util.Date;
21import java.util.List;
22
23import eu.siacs.conversations.Config;
24import eu.siacs.conversations.R;
25import eu.siacs.conversations.entities.Account;
26import eu.siacs.conversations.entities.Conversation;
27import eu.siacs.conversations.entities.Message;
28import eu.siacs.conversations.services.XmppConnectionService;
29import eu.siacs.conversations.ui.ConversationActivity;
30import eu.siacs.conversations.xmpp.jid.InvalidJidException;
31import eu.siacs.conversations.xmpp.jid.Jid;
32
33public class ExceptionHelper {
34 private static SimpleDateFormat DATE_FORMATs = new SimpleDateFormat("yyyy-MM-dd");
35 public static void init(Context context) {
36 if (!(Thread.getDefaultUncaughtExceptionHandler() instanceof ExceptionHandler)) {
37 Thread.setDefaultUncaughtExceptionHandler(new ExceptionHandler(
38 context));
39 }
40 }
41
42 public static boolean checkForCrash(ConversationActivity activity, final XmppConnectionService service) {
43 try {
44 final SharedPreferences preferences = PreferenceManager
45 .getDefaultSharedPreferences(activity);
46 boolean neverSend = preferences.getBoolean("never_send", false);
47 if (neverSend || Config.BUG_REPORTS == null) {
48 return false;
49 }
50 List<Account> accounts = service.getAccounts();
51 Account account = null;
52 for (int i = 0; i < accounts.size(); ++i) {
53 if (accounts.get(i).isEnabled()) {
54 account = accounts.get(i);
55 break;
56 }
57 }
58 if (account == null) {
59 return false;
60 }
61 final Account finalAccount = account;
62 FileInputStream file = activity.openFileInput("stacktrace.txt");
63 InputStreamReader inputStreamReader = new InputStreamReader(file);
64 BufferedReader stacktrace = new BufferedReader(inputStreamReader);
65 final StringBuilder report = new StringBuilder();
66 PackageManager pm = activity.getPackageManager();
67 PackageInfo packageInfo;
68 try {
69 packageInfo = pm.getPackageInfo(activity.getPackageName(), PackageManager.GET_SIGNATURES);
70 report.append("Version: " + packageInfo.versionName + '\n');
71 report.append("Last Update: " + DATE_FORMATs.format(new Date(packageInfo.lastUpdateTime)) + '\n');
72 Signature[] signatures = packageInfo.signatures;
73 if (signatures != null && signatures.length >= 1) {
74 report.append("SHA-1: " + CryptoHelper.getFingerprintCert(packageInfo.signatures[0].toByteArray()) + "\n");
75 }
76 report.append('\n');
77 } catch (Exception e) {
78 e.printStackTrace();
79 return false;
80 }
81 String line;
82 while ((line = stacktrace.readLine()) != null) {
83 report.append(line);
84 report.append('\n');
85 }
86 file.close();
87 activity.deleteFile("stacktrace.txt");
88 AlertDialog.Builder builder = new AlertDialog.Builder(activity);
89 builder.setTitle(activity.getString(R.string.crash_report_title));
90 builder.setMessage(activity.getText(R.string.crash_report_message));
91 builder.setPositiveButton(activity.getText(R.string.send_now),
92 new OnClickListener() {
93
94 @Override
95 public void onClick(DialogInterface dialog, int which) {
96
97 Log.d(Config.LOGTAG, "using account="
98 + finalAccount.getJid().toBareJid()
99 + " to send in stack trace");
100 Conversation conversation = null;
101 try {
102 conversation = service.findOrCreateConversation(finalAccount,
103 Jid.fromString(Config.BUG_REPORTS), false, true);
104 } catch (final InvalidJidException ignored) {
105 }
106 Message message = new Message(conversation, report
107 .toString(), Message.ENCRYPTION_NONE);
108 service.sendMessage(message);
109 }
110 });
111 builder.setNegativeButton(activity.getText(R.string.send_never),
112 new OnClickListener() {
113
114 @Override
115 public void onClick(DialogInterface dialog, int which) {
116 preferences.edit().putBoolean("never_send", true)
117 .apply();
118 }
119 });
120 builder.create().show();
121 return true;
122 } catch (final IOException ignored) {
123 return false;
124 }
125 }
126
127 public static void writeToStacktraceFile(Context context, String msg) {
128 try {
129 OutputStream os = context.openFileOutput("stacktrace.txt", Context.MODE_PRIVATE);
130 os.write(msg.getBytes());
131 os.flush();
132 os.close();
133 } catch (IOException ignored) {
134 }
135 }
136}