fixed problem with null messages. added ask again button

res/layout/activity_contact_details.xml

@@ -95,6 +95,18 @@
         android:text="Receive presence updates"
         android:textSize="18sp"
         android:textColor="#5b5b5b" />
+        
+	<TextView 
+	    android:id="@+id/ask_again"
+	    android:paddingTop="8dp"
+	    android:paddingLeft="32dp"
+	    android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/ask_again"
+        android:textColor="#33B5E5"
+        android:textSize="18sp"
+        android:visibility="gone"
+	    />
  <TextView
         style="@style/sectionHeader"
         android:layout_width="wrap_content"

res/values/strings.xml

@@ -26,4 +26,5 @@
     <string name="account_info">Server Info</string>
     <string name="register_account">Register new account on server</string>
     <string name="share_with">Share with</string>
+    <string name="ask_again"><u>Click to ask again</u></string>
 </resources>

src/eu/siacs/conversations/entities/Account.java

@@ -45,6 +45,7 @@ public class Account  extends AbstractEntity{
 	public static final int STATUS_REGISTRATION_FAILED = 7;
 	public static final int STATUS_REGISTRATION_CONFLICT = 8;
 	public static final int STATUS_REGISTRATION_SUCCESSFULL = 9;
+	public static final int STATUS_REGISTRATION_NOT_SUPPORTED = 10;
 	
 	protected String username;
 	protected String server;

src/eu/siacs/conversations/services/XmppConnectionService.java

@@ -150,7 +150,7 @@ public class XmppConnectionService extends Service {
 			} else {
 				// Log.d(LOGTAG, "unparsed message " + packet.toString());
 			}
-			if (message == null) {
+			if ((message == null)||(message.getBody() == null)) {
 				return;
 			}
 			if (packet.hasChild("delay")) {

src/eu/siacs/conversations/ui/ContactDetailsActivity.java

@@ -42,6 +42,7 @@ public class ContactDetailsActivity extends XmppActivity {
 	private TextView contactJid;
 	private TextView accountJid;
 	private TextView status;
+	private TextView askAgain;
 	private CheckBox send;
 	private CheckBox receive;
 	private QuickContactBadge badge;
@@ -107,6 +108,7 @@ public class ContactDetailsActivity extends XmppActivity {
 		status = (TextView) findViewById(R.id.details_contactstatus);
 		send = (CheckBox) findViewById(R.id.details_send_presence);
 		receive = (CheckBox) findViewById(R.id.details_receive_presence);
+		askAgain = (TextView) findViewById(R.id.ask_again);
 		badge = (QuickContactBadge) findViewById(R.id.details_contact_badge);
 		keys = (LinearLayout) findViewById(R.id.details_contact_keys);
 		getActionBar().setHomeButtonEnabled(true);
@@ -177,7 +179,17 @@ public class ContactDetailsActivity extends XmppActivity {
 		if (contact.getSubscriptionOption(Contact.Subscription.TO)) {
 			receive.setChecked(true);
 		} else {
-			receive.setText("Request presence updates");
+			receive.setText("Ask for presence updates");
+			askAgain.setVisibility(View.VISIBLE);
+			askAgain.setOnClickListener(new OnClickListener() {
+				
+				@Override
+				public void onClick(View v) {
+					Toast.makeText(getApplicationContext(), "Asked for presence updates",Toast.LENGTH_SHORT).show();
+					xmppConnectionService.requestPresenceUpdatesFrom(contact);
+					
+				}
+			});
 			if (contact.getSubscriptionOption(Contact.Subscription.ASKING)) {
 				receive.setChecked(true);
 			} else {

src/eu/siacs/conversations/ui/ManageAccountActivity.java

@@ -175,6 +175,10 @@ public class ManageAccountActivity extends XmppActivity {
 					statusView.setText("registration completed");
 					statusView.setTextColor(0xFF83b600);
 					break;
+				case Account.STATUS_REGISTRATION_NOT_SUPPORTED:
+					statusView.setText("server does not support registration");
+					statusView.setTextColor(0xFFe92727);
+					break;
 				default:
 					statusView.setText("");
 					break;

src/eu/siacs/conversations/utils/UIHelper.java

@@ -218,7 +218,7 @@ public class UIHelper {
 			mBuilder.setSmallIcon(R.drawable.notification);
 			if (notify) {
 				if (vibrate) {
-					int dat = 110;
+					int dat = 70;
 					long[] pattern = {0,3*dat,dat,dat,dat,3*dat,dat,dat};
 					mBuilder.setVibrate(pattern);
 				}

src/eu/siacs/conversations/xmpp/XmppConnection.java

@@ -441,42 +441,11 @@ public class XmppConnection implements Runnable {
 				&& account.isOptionSet(Account.OPTION_USETLS)) {
 			sendStartTLS();
 		} else if (this.streamFeatures.hasChild("register")&&(account.isOptionSet(Account.OPTION_REGISTER))) {
-				IqPacket register = new IqPacket(IqPacket.TYPE_GET);
+				sendRegistryRequest();
-				register.query("jabber:iq:register");
+		} else if (!this.streamFeatures.hasChild("register")&&(account.isOptionSet(Account.OPTION_REGISTER))) {
-				register.setTo(account.getServer());
+			//Log.d(LOGTAG,"registration not supported. stream features where"+this.streamFeatures.toString());
-				sendIqPacket(register, new OnIqPacketReceived() {
+			changeStatus(Account.STATUS_REGISTRATION_NOT_SUPPORTED);
-					
-					@Override
-					public void onIqPacketReceived(Account account, IqPacket packet) {
-						Element instructions = packet.query().findChild("instructions");
-						if (packet.query().hasChild("username")&&(packet.query().hasChild("password"))) {
-							IqPacket register = new IqPacket(IqPacket.TYPE_SET);
-							Element username = new Element("username").setContent(account.getUsername());
-							Element password = new Element("password").setContent(account.getPassword());
-							register.query("jabber:iq:register").addChild(username).addChild(password);
-							sendIqPacket(register, new OnIqPacketReceived() {
-								
-								@Override
-								public void onIqPacketReceived(Account account, IqPacket packet) {
-									if (packet.getType()==IqPacket.TYPE_RESULT) {
-										account.setOption(Account.OPTION_REGISTER, false);
-										changeStatus(Account.STATUS_REGISTRATION_SUCCESSFULL);
-										Log.d(LOGTAG,"successfull");
-									} else if (packet.hasChild("error")&&(packet.findChild("error").hasChild("conflict"))){
-										changeStatus(Account.STATUS_REGISTRATION_CONFLICT);
-									} else {
-										changeStatus(Account.STATUS_REGISTRATION_FAILED);
-										Log.d(LOGTAG,packet.toString());
-									}
 			disconnect(true);
-								}
-							});
-							Log.d(LOGTAG,"registering: "+register.toString());
-						} else {
-							Log.d(LOGTAG,account.getJid()+": could not register. instructions are"+instructions.getContent());
-						}
-					}
-				});
 		} else if (this.streamFeatures.hasChild("mechanisms")
 				&& shouldAuthenticate) {
 			sendSaslAuth();
@@ -499,6 +468,45 @@ public class XmppConnection implements Runnable {
 		}
 	}
 
+	private void sendRegistryRequest() {
+		IqPacket register = new IqPacket(IqPacket.TYPE_GET);
+		register.query("jabber:iq:register");
+		register.setTo(account.getServer());
+		sendIqPacket(register, new OnIqPacketReceived() {
+			
+			@Override
+			public void onIqPacketReceived(Account account, IqPacket packet) {
+				Element instructions = packet.query().findChild("instructions");
+				if (packet.query().hasChild("username")&&(packet.query().hasChild("password"))) {
+					IqPacket register = new IqPacket(IqPacket.TYPE_SET);
+					Element username = new Element("username").setContent(account.getUsername());
+					Element password = new Element("password").setContent(account.getPassword());
+					register.query("jabber:iq:register").addChild(username).addChild(password);
+					sendIqPacket(register, new OnIqPacketReceived() {
+						
+						@Override
+						public void onIqPacketReceived(Account account, IqPacket packet) {
+							if (packet.getType()==IqPacket.TYPE_RESULT) {
+								account.setOption(Account.OPTION_REGISTER, false);
+								changeStatus(Account.STATUS_REGISTRATION_SUCCESSFULL);
+							} else if (packet.hasChild("error")&&(packet.findChild("error").hasChild("conflict"))){
+								changeStatus(Account.STATUS_REGISTRATION_CONFLICT);
+							} else {
+								changeStatus(Account.STATUS_REGISTRATION_FAILED);
+								Log.d(LOGTAG,packet.toString());
+							}
+							disconnect(true);
+						}
+					});
+				} else {
+					changeStatus(Account.STATUS_REGISTRATION_FAILED);
+					disconnect(true);
+					Log.d(LOGTAG,account.getJid()+": could not register. instructions are"+instructions.getContent());
+				}
+			}
+		});
+	}
+
 	private void sendInitialPresence() {
 		PresencePacket packet = new PresencePacket();
 		packet.setAttribute("from", account.getFullJid());