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.PackageManager.NameNotFoundException;
11import android.content.pm.Signature;
12import android.preference.PreferenceManager;
13import android.text.format.DateUtils;
14import android.util.Log;
15
16import java.io.BufferedReader;
17import java.io.FileInputStream;
18import java.io.FileNotFoundException;
19import java.io.IOException;
20import java.io.InputStreamReader;
21import java.io.OutputStream;
22import java.text.SimpleDateFormat;
23import java.util.Date;
24import java.util.List;
25
26import eu.siacs.conversations.Config;
27import eu.siacs.conversations.R;
28import eu.siacs.conversations.entities.Account;
29import eu.siacs.conversations.entities.Conversation;
30import eu.siacs.conversations.entities.Message;
31import eu.siacs.conversations.services.XmppConnectionService;
32import eu.siacs.conversations.ui.ConversationActivity;
33import eu.siacs.conversations.xmpp.jid.InvalidJidException;
34import eu.siacs.conversations.xmpp.jid.Jid;
35
36public class ExceptionHelper {
37 private static SimpleDateFormat DATE_FORMATs = new SimpleDateFormat("yyyy-MM-dd");
38 public static void init(Context context) {
39 if (!(Thread.getDefaultUncaughtExceptionHandler() instanceof ExceptionHandler)) {
40 Thread.setDefaultUncaughtExceptionHandler(new ExceptionHandler(
41 context));
42 }
43 }
44
45 public static boolean checkForCrash(ConversationActivity activity, final XmppConnectionService service) {
46 try {
47 final SharedPreferences preferences = PreferenceManager
48 .getDefaultSharedPreferences(activity);
49 boolean neverSend = preferences.getBoolean("never_send", false);
50 if (neverSend || Config.BUG_REPORTS == null) {
51 return false;
52 }
53 List<Account> accounts = service.getAccounts();
54 Account account = null;
55 for (int i = 0; i < accounts.size(); ++i) {
56 if (!accounts.get(i).isOptionSet(Account.OPTION_DISABLED)) {
57 account = accounts.get(i);
58 break;
59 }
60 }
61 if (account == null) {
62 return false;
63 }
64 final Account finalAccount = account;
65 FileInputStream file = activity.openFileInput("stacktrace.txt");
66 InputStreamReader inputStreamReader = new InputStreamReader(file);
67 BufferedReader stacktrace = new BufferedReader(inputStreamReader);
68 final StringBuilder report = new StringBuilder();
69 PackageManager pm = activity.getPackageManager();
70 PackageInfo packageInfo;
71 try {
72 packageInfo = pm.getPackageInfo(activity.getPackageName(), PackageManager.GET_SIGNATURES);
73 report.append("Version: " + packageInfo.versionName + '\n');
74 report.append("Last Update: " + DATE_FORMATs.format(new Date(packageInfo.lastUpdateTime)) + '\n');
75 Signature[] signatures = packageInfo.signatures;
76 if (signatures != null && signatures.length >= 1) {
77 report.append("SHA-1: " + CryptoHelper.getFingerprintCert(packageInfo.signatures[0].toByteArray()) + "\n");
78 }
79 report.append('\n');
80 } catch (Exception e) {
81 e.printStackTrace();
82 return false;
83 }
84 String line;
85 while ((line = stacktrace.readLine()) != null) {
86 report.append(line);
87 report.append('\n');
88 }
89 file.close();
90 activity.deleteFile("stacktrace.txt");
91 AlertDialog.Builder builder = new AlertDialog.Builder(activity);
92 builder.setTitle(activity.getString(R.string.crash_report_title));
93 builder.setMessage(activity.getText(R.string.crash_report_message));
94 builder.setPositiveButton(activity.getText(R.string.send_now),
95 new OnClickListener() {
96
97 @Override
98 public void onClick(DialogInterface dialog, int which) {
99
100 Log.d(Config.LOGTAG, "using account="
101 + finalAccount.getJid().toBareJid()
102 + " to send in stack trace");
103 Conversation conversation = null;
104 try {
105 conversation = service.findOrCreateConversation(finalAccount,
106 Jid.fromString(Config.BUG_REPORTS), false);
107 } catch (final InvalidJidException ignored) {
108 }
109 Message message = new Message(conversation, report
110 .toString(), Message.ENCRYPTION_NONE);
111 service.sendMessage(message);
112 }
113 });
114 builder.setNegativeButton(activity.getText(R.string.send_never),
115 new OnClickListener() {
116
117 @Override
118 public void onClick(DialogInterface dialog, int which) {
119 preferences.edit().putBoolean("never_send", true)
120 .apply();
121 }
122 });
123 builder.create().show();
124 return true;
125 } catch (final IOException ignored) {
126 return false;
127 }
128 }
129
130 public static void writeToStacktraceFile(Context context, String msg) {
131 try {
132 OutputStream os = context.openFileOutput("stacktrace.txt", Context.MODE_PRIVATE);
133 os.write(msg.getBytes());
134 os.flush();
135 os.close();
136 } catch (IOException ignored) {
137 }
138 }
139}