Login dialog requires username.

I've also changed the way we notify that the password should have 8
characters at least, to make it consistent to the way we notify username
is required.

3 files changed, 43 insertions, 14 deletions

diff --git a/src/se/leap/leapclient/Dashboard.java b/src/se/leap/leapclient/Dashboard.java
index 371663b7..19d33a12 100644
--- a/src/se/leap/leapclient/Dashboard.java
+++ b/src/se/leap/leapclient/Dashboard.java
@@ -279,12 +279,7 @@ public class Dashboard extends Activity implements LogInDialog.LogInDialogInterf
 
 	    DialogFragment newFragment = LogInDialog.newInstance();
 	    if(resultData != null && !resultData.isEmpty()) {
-	    	Bundle user_message_bundle = new Bundle();
-	    	String user_message = resultData.getString(getResources().getString(R.string.user_message));
-	    	String username = resultData.getString(LogInDialog.USERNAME);
-	    	user_message_bundle.putString(getResources().getString(R.string.user_message), user_message);
-	    	user_message_bundle.putString(LogInDialog.USERNAME, username);
-	    	newFragment.setArguments(user_message_bundle);
+	    	newFragment.setArguments(resultData);
 	    }
 	    newFragment.show(fragment_transaction, LogInDialog.TAG);
 	}
diff --git a/src/se/leap/leapclient/LogInDialog.java b/src/se/leap/leapclient/LogInDialog.java
index 73833a13..7dd1c732 100644
--- a/src/se/leap/leapclient/LogInDialog.java
+++ b/src/se/leap/leapclient/LogInDialog.java
@@ -17,13 +17,18 @@
  package se.leap.leapclient;
 
 import se.leap.leapclient.R;
+import android.R.color;
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.DialogFragment;
 import android.content.DialogInterface;
+import android.content.res.ColorStateList;
 import android.os.Bundle;
+import android.provider.CalendarContract.Colors;
 import android.view.LayoutInflater;
 import android.view.View;
+import android.view.animation.AlphaAnimation;
+import android.view.animation.BounceInterpolator;
 import android.widget.EditText;
 import android.widget.TextView;
 
@@ -44,6 +49,8 @@ public class LogInDialog extends DialogFragment {
 	final public static String VERB = "log in";
 	final public static String USERNAME = "username";
 	final public static String PASSWORD = "password";
+	final public static String USERNAME_MISSING = "username missing";
+	final public static String PASSWORD_INVALID_LENGTH = "password_invalid_length";
     
     
 	public AlertDialog onCreateDialog(Bundle savedInstanceState) {
@@ -54,23 +61,34 @@ public class LogInDialog extends DialogFragment {
 		final TextView user_message = (TextView)log_in_dialog_view.findViewById(R.id.user_message);
 		if(getArguments() != null && getArguments().containsKey(getResources().getString(R.string.user_message))) {
 			user_message.setText(getArguments().getString(getResources().getString(R.string.user_message)));
-		} else user_message.setVisibility(View.GONE);
+		} else {
+			user_message.setVisibility(View.GONE);
+		}
 		
 		final EditText username_field = (EditText)log_in_dialog_view.findViewById(R.id.username_entered);
-		if(getArguments() != null && getArguments().containsKey(getResources().getString(R.string.user_message))) {
+		if(getArguments() != null && getArguments().containsKey(USERNAME)) {
 			String username = getArguments().getString(USERNAME);
 			username_field.setText(username);
-			username_field.setHint("");
 		}
+		if (getArguments() != null && getArguments().containsKey(USERNAME_MISSING)) {
+			username_field.setError(getResources().getString(R.string.username_ask));
+    	}
+		
 		final EditText password_field = (EditText)log_in_dialog_view.findViewById(R.id.password_entered);
-		if(!username_field.getText().toString().isEmpty() && password_field.isFocusable())
+		if(!username_field.getText().toString().isEmpty() && password_field.isFocusable()) {
 			password_field.requestFocus();
+		}
+		if (getArguments() != null && getArguments().containsKey(PASSWORD_INVALID_LENGTH)) {
+			password_field.setError(getResources().getString(R.string.error_not_valid_password_user_message));
+    	}
+
 		
 		builder.setView(log_in_dialog_view)
 			.setPositiveButton(R.string.login_button, new DialogInterface.OnClickListener() {
 				public void onClick(DialogInterface dialog, int id) {
 					String username = username_field.getText().toString().trim();
 					String password = password_field.getText().toString().trim();
+					dialog.dismiss();
 					interface_with_Dashboard.authenticate(username, password);
 				}
 			})
diff --git a/src/se/leap/leapclient/ProviderAPI.java b/src/se/leap/leapclient/ProviderAPI.java
index e7d329f8..2170478b 100644
--- a/src/se/leap/leapclient/ProviderAPI.java
+++ b/src/se/leap/leapclient/ProviderAPI.java
@@ -225,7 +225,7 @@ public class ProviderAPI extends IntentService {
 		
 		String username = (String) task.get(LogInDialog.USERNAME);
 		String password = (String) task.get(LogInDialog.PASSWORD);
-		if(wellFormedPassword(password)) {
+		if(validUserLoginData(username, password)) {
 			String authentication_server = (String) task.get(Provider.API_URL);
 
 			SRPParameters params = new SRPParameters(new BigInteger(ConfigHelper.NG_1024, 16).toByteArray(), ConfigHelper.G.toByteArray(), BigInteger.ZERO.toByteArray(), "SHA-256");
@@ -277,15 +277,31 @@ public class ProviderAPI extends IntentService {
 				e.printStackTrace();
 			}
 		} else {
-			session_id_bundle.putBoolean(RESULT_KEY, false);
-			session_id_bundle.putString(getResources().getString(R.string.user_message), getResources().getString(R.string.error_not_valid_password_user_message));
-			session_id_bundle.putString(LogInDialog.USERNAME, username);
+			if(!wellFormedPassword(password)) {
+				session_id_bundle.putBoolean(RESULT_KEY, false);
+				session_id_bundle.putString(LogInDialog.USERNAME, username);
+				session_id_bundle.putBoolean(LogInDialog.PASSWORD_INVALID_LENGTH, true);
+			}
+			if(username.isEmpty()) {
+				session_id_bundle.putBoolean(RESULT_KEY, false);
+				session_id_bundle.putBoolean(LogInDialog.USERNAME_MISSING, true);
+			}
 		}
 		
 		return session_id_bundle;
 	}
 
 	/**
+	 * Validates parameters entered by the user to log in
+	 * @param entered_username
+	 * @param entered_password
+	 * @return true if both parameters are present and the entered password length is greater or equal to eight (8).
+	 */
+	private boolean validUserLoginData(String entered_username, String entered_password) {
+		return !(entered_username.isEmpty()) && wellFormedPassword(entered_password);
+	}
+
+	/**
 	 * Validates a password
 	 * @param entered_password
 	 * @return true if the entered password length is greater or equal to eight (8).