ExceptionHelper.java

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