put bug report jid in config. include package signature in report

src/main/java/eu/siacs/conversations/Config.java

@@ -36,6 +36,8 @@ public final class Config {
 
 	public static final String LOGTAG = "conversations";
 
+	public static final String BUG_REPORTS = "bugs@conversations.im";
+
 
 	public static final String DOMAIN_LOCK = null; //only allow account creation for this domain
 	public static final String MAGIC_CREATE_DOMAIN = "conversations.im";

src/main/java/eu/siacs/conversations/utils/CryptoHelper.java

@@ -9,6 +9,7 @@ import org.bouncycastle.asn1.x500.style.IETFUtils;
 import org.bouncycastle.cert.jcajce.JcaX509CertificateHolder;
 
 import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
 import java.security.cert.CertificateEncodingException;
 import java.security.cert.CertificateParsingException;
 import java.security.cert.X509Certificate;
@@ -184,9 +185,7 @@ public final class CryptoHelper {
 				//ignored
 			}
 			try {
-				MessageDigest md = MessageDigest.getInstance("SHA-1");
+				information.putString("sha1", getFingerprintCert(certificate.getEncoded()));
-				byte[] fingerprint = md.digest(certificate.getEncoded());
-				information.putString("sha1", prettifyFingerprintCert(bytesToHex(fingerprint)));
 			} catch (Exception e) {
 
 			}
@@ -196,6 +195,12 @@ public final class CryptoHelper {
 		}
 	}
 
+	public static String getFingerprintCert(byte[] input) throws NoSuchAlgorithmException {
+		MessageDigest md = MessageDigest.getInstance("SHA-1");
+		byte[] fingerprint = md.digest(input);
+		return prettifyFingerprintCert(bytesToHex(fingerprint));
+	}
+
 	public static int encryptionTypeToText(int encryption) {
 		switch (encryption) {
 			case Message.ENCRYPTION_OTR:

src/main/java/eu/siacs/conversations/utils/ExceptionHelper.java

@@ -8,6 +8,7 @@ import android.content.SharedPreferences;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.pm.Signature;
 import android.preference.PreferenceManager;
 import android.text.format.DateUtils;
 import android.util.Log;
@@ -18,6 +19,8 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.OutputStream;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 import java.util.List;
 
 import eu.siacs.conversations.Config;
@@ -31,6 +34,7 @@ import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 import eu.siacs.conversations.xmpp.jid.Jid;
 
 public class ExceptionHelper {
+	private static SimpleDateFormat DATE_FORMATs = new SimpleDateFormat("yyyy-MM-dd");
 	public static void init(Context context) {
 		if (!(Thread.getDefaultUncaughtExceptionHandler() instanceof ExceptionHandler)) {
 			Thread.setDefaultUncaughtExceptionHandler(new ExceptionHandler(
@@ -43,7 +47,7 @@ public class ExceptionHelper {
 			final SharedPreferences preferences = PreferenceManager
 					.getDefaultSharedPreferences(activity);
 			boolean neverSend = preferences.getBoolean("never_send", false);
-			if (neverSend) {
+			if (neverSend || Config.BUG_REPORTS == null) {
 				return false;
 			}
 			List<Account> accounts = service.getAccounts();
@@ -63,16 +67,18 @@ public class ExceptionHelper {
 			BufferedReader stacktrace = new BufferedReader(inputStreamReader);
 			final StringBuilder report = new StringBuilder();
 			PackageManager pm = activity.getPackageManager();
-			PackageInfo packageInfo = null;
+			PackageInfo packageInfo;
 			try {
-				packageInfo = pm.getPackageInfo(activity.getPackageName(), 0);
+				packageInfo = pm.getPackageInfo(activity.getPackageName(), PackageManager.GET_SIGNATURES);
 				report.append("Version: " + packageInfo.versionName + '\n');
-				report.append("Last Update: "
+				report.append("Last Update: " + DATE_FORMATs.format(new Date(packageInfo.lastUpdateTime)) + '\n');
-						+ DateUtils.formatDateTime(activity,
+				Signature[] signatures = packageInfo.signatures;
-						packageInfo.lastUpdateTime,
+				if (signatures != null && signatures.length >= 1) {
-						DateUtils.FORMAT_SHOW_TIME
+					report.append("SHA-1: " + CryptoHelper.getFingerprintCert(packageInfo.signatures[0].toByteArray()) + "\n");
-								| DateUtils.FORMAT_SHOW_DATE) + '\n');
+				}
-			} catch (NameNotFoundException e) {
+				report.append('\n');
+			} catch (Exception e) {
+				e.printStackTrace();
 				return false;
 			}
 			String line;
@@ -97,7 +103,7 @@ public class ExceptionHelper {
 							Conversation conversation = null;
 							try {
 								conversation = service.findOrCreateConversation(finalAccount,
-										Jid.fromString("bugs@siacs.eu"), false);
+										Jid.fromString(Config.BUG_REPORTS), false);
 							} catch (final InvalidJidException ignored) {
 							}
 							Message message = new Message(conversation, report