1package eu.siacs.conversations.utils;
 2
 3import java.io.BufferedInputStream;
 4import java.io.BufferedReader;
 5import java.io.FileInputStream;
 6import java.io.FileNotFoundException;
 7import java.io.IOException;
 8import java.io.InputStreamReader;
 9import java.util.List;
10
11import eu.siacs.conversations.R;
12import eu.siacs.conversations.entities.Account;
13import eu.siacs.conversations.entities.Conversation;
14import eu.siacs.conversations.entities.Message;
15import eu.siacs.conversations.services.XmppConnectionService;
16import android.app.AlertDialog;
17import android.content.Context;
18import android.content.DialogInterface;
19import android.content.SharedPreferences;
20import android.content.DialogInterface.OnClickListener;
21import android.preference.PreferenceManager;
22import android.util.Log;
23
24public class ExceptionHelper {
25	public static void init(Context context) {
26		if(!(Thread.getDefaultUncaughtExceptionHandler() instanceof ExceptionHandler)) {
27		    Thread.setDefaultUncaughtExceptionHandler(new ExceptionHandler(context));
28		}
29	}
30	
31	public static void checkForCrash(Context context, final XmppConnectionService service) {
32		try {
33			final SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
34			boolean neverSend = preferences.getBoolean("never_send",false);
35			if (neverSend) {
36				return;
37			}
38			FileInputStream file = context.openFileInput("stacktrace.txt");
39			InputStreamReader inputStreamReader = new InputStreamReader(
40                    file);
41            BufferedReader bufferedReader = new BufferedReader(
42                    inputStreamReader);
43            final StringBuilder stacktrace = new StringBuilder();
44            String line;
45            while((line = bufferedReader.readLine()) != null) {
46            	stacktrace.append(line);
47            	stacktrace.append('\n');
48            }
49            file.close();
50            context.deleteFile("stacktrace.txt");
51			AlertDialog.Builder builder = new AlertDialog.Builder(context);
52			builder.setTitle(context.getString(R.string.crash_report_title));
53			builder.setMessage(context.getText(R.string.crash_report_message));
54			builder.setPositiveButton(context.getText(R.string.send_now), new OnClickListener() {
55				
56				@Override
57				public void onClick(DialogInterface dialog, int which) {
58					List<Account> accounts = service.getAccounts();
59					Account account = null;
60					for(int i = 0; i < accounts.size(); ++i) {
61						if (!accounts.get(i).isOptionSet(Account.OPTION_DISABLED)) {
62							account = accounts.get(i);
63							break;
64						}
65					}
66					if (account!=null) {
67						Log.d("xmppService","using account="+account.getJid()+" to send in stack trace");
68						Conversation conversation = service.findOrCreateConversation(account, "bugs@siacs.eu", false);
69						Message message = new Message(conversation, stacktrace.toString(), Message.ENCRYPTION_NONE);
70						service.sendMessage(message, null);
71					}
72				}
73			});
74			builder.setNegativeButton(context.getText(R.string.send_never),new OnClickListener() {
75				
76				@Override
77				public void onClick(DialogInterface dialog, int which) {
78					preferences.edit().putBoolean("never_send", true).commit();
79				}
80			});
81			builder.create().show();
82		} catch (FileNotFoundException e) {
83			// TODO Auto-generated catch block
84			e.printStackTrace();
85		} catch (IOException e) {
86			// TODO Auto-generated catch block
87			e.printStackTrace();
88		}
89		
90	}
91}