Creating a user session fragment.

I've separated the user session management to it, and encapsulated
ProviderAPICommand into its own class.

Putting the fragment statically in dashboard.xml isn't working, Android
complains about it being duplicated, so I'm going to add it dynamically.

9 files changed, 283 insertions, 150 deletions

diff --git a/app/src/main/java/se/leap/bitmaskclient/Dashboard.java b/app/src/main/java/se/leap/bitmaskclient/Dashboard.java
index afc6b131..f541283a 100644
--- a/app/src/main/java/se/leap/bitmaskclient/Dashboard.java
+++ b/app/src/main/java/se/leap/bitmaskclient/Dashboard.java
@@ -29,11 +29,10 @@ import org.jetbrains.annotations.*;
 import org.json.*;
 
 import java.net.*;
-import java.util.*;
 
 import butterknife.*;
-import de.blinkt.openvpn.activities.*;
 import se.leap.bitmaskclient.eip.*;
+import se.leap.bitmaskclient.userstatus.*;
 
 /**
  * The main user facing Activity of Bitmask Android, consisting of status, controls,
@@ -42,7 +41,7 @@ import se.leap.bitmaskclient.eip.*;
  * @author Sean Leonard <meanderingcode@aetherislands.net>
  * @author parmegv
  */
-public class Dashboard extends Activity implements SessionDialog.SessionDialogInterface, ProviderAPIResultReceiver.Receiver, Observer {
+public class Dashboard extends Activity implements ProviderAPIResultReceiver.Receiver {
 
     protected static final int CONFIGURE_LEAP = 0;
     protected static final int SWITCH_PROVIDER = 1;
@@ -62,14 +61,10 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
 
     @InjectView(R.id.providerName)
     TextView provider_name;
-    @InjectView(R.id.user_session_status)
-    TextView user_session_status_text_view;
-    @InjectView(R.id.user_session_status_progress)
-    ProgressBar user_session_status_progress_bar;
 
     EipFragment eip_fragment;
-    private Provider provider = new Provider();
-    private UserSessionStatus user_session_status;
+    UserSessionFragment user_session_fragment;
+    private static Provider provider = new Provider();
     public ProviderAPIResultReceiver providerAPI_result_receiver;
     private boolean switching_provider;
 
@@ -78,8 +73,6 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
         super.onCreate(savedInstanceState);
 
         app = this;
-        user_session_status = UserSessionStatus.getInstance(getResources());
-        user_session_status.addObserver(this);
 
         PRNGFixes.apply();
 
@@ -88,12 +81,16 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
         handleVersion();
         User.init();
 
+        ProviderAPICommand.initialize(this);
+        providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
+        providerAPI_result_receiver.setReceiver(this);
+
         restoreProvider(savedInstanceState);
         if (!provider.isConfigured())
             startActivityForResult(new Intent(this, ConfigurationWizard.class), CONFIGURE_LEAP);
         else {
             buildDashboard(getIntent().getBooleanExtra(ON_BOOT, false));
-            restoreSessionStatus(savedInstanceState);
+            user_session_fragment.restoreSessionStatus(savedInstanceState);
         }
     }
 
@@ -106,20 +103,9 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
             provider = getSavedProviderFromSharedPreferences();
     }
 
-    private void restoreSessionStatus(Bundle savedInstanceState) {
-        if (savedInstanceState != null)
-            if (savedInstanceState.containsKey(UserSessionStatus.TAG)) {
-                UserSessionStatus.SessionStatus status = (UserSessionStatus.SessionStatus) savedInstanceState.getSerializable(UserSessionStatus.TAG);
-                user_session_status.updateStatus(status, getResources());
-            }
-    }
-
     @Override
     protected void onSaveInstanceState(@NotNull Bundle outState) {
         outState.putParcelable(Provider.KEY, provider);
-        if (user_session_status_text_view != null && user_session_status_text_view.getVisibility() == TextView.VISIBLE)
-            outState.putSerializable(UserSessionStatus.TAG, user_session_status.sessionStatus());
-
         super.onSaveInstanceState(outState);
     }
 
@@ -166,7 +152,7 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
                     sessionDialog(Bundle.EMPTY);
                 }
 
-            } else if (resultCode == RESULT_CANCELED && data.hasExtra(ACTION_QUIT)) {
+            } else if (resultCode == RESULT_CANCELED && data != null && data.hasExtra(ACTION_QUIT)) {
                 finish();
             } else
                 configErrorDialog();
@@ -213,6 +199,8 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
         ButterKnife.inject(this);
 
         provider_name.setText(provider.getDomain());
+        user_session_fragment = new UserSessionFragment();
+
         if (provider.hasEIP()) {
             fragment_manager.removePreviousFragment(EipFragment.TAG);
             eip_fragment = new EipFragment();
@@ -229,7 +217,6 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
                 onBackPressed();
             }
         }
-        handleNewUserSessionStatus(user_session_status);
     }
 
     @Override
@@ -261,14 +248,14 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
                 return true;
             case R.id.switch_provider:
                 switching_provider = true;
-                if (LeapSRPSession.loggedIn()) logOut();
+                if (User.loggedIn()) user_session_fragment.logOut();
                 else switchProvider();
                 return true;
             case R.id.login_button:
                 sessionDialog(Bundle.EMPTY);
                 return true;
             case R.id.logout_button:
-                logOut();
+                user_session_fragment.logOut();
                 return true;
             case R.id.signup_button:
                 sessionDialog(Bundle.EMPTY);
@@ -288,122 +275,18 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
         log_window_wrapper.showLog();
     }
 
-    @Override
-    public void signUp(String username, String password) {
-        User.setUserName(username);
-        Bundle parameters = bundlePassword(password);
-        providerApiCommand(parameters, 0, ProviderAPI.SIGN_UP);
-    }
-
-    @Override
-    public void logIn(String username, String password) {
-        User.setUserName(username);
-        Bundle parameters = bundlePassword(password);
-        providerApiCommand(parameters, 0, ProviderAPI.LOG_IN);
-    }
-
-    public void logOut() {
-        providerApiCommand(Bundle.EMPTY, 0, ProviderAPI.LOG_OUT);
-    }
-
-    @Override
-    public void update(Observable observable, Object data) {
-        if (observable instanceof UserSessionStatus) {
-            UserSessionStatus status = (UserSessionStatus) observable;
-            handleNewUserSessionStatus(status);
-        }
-    }
-
-    private void handleNewUserSessionStatus(UserSessionStatus status) {
-        user_session_status = status;
-        if (provider.allowsRegistration()) {
-            if (user_session_status.inProgress())
-                showUserSessionProgressBar();
-            else
-                hideUserSessionProgressBar();
-            changeSessionStatusMessage(user_session_status.toString());
-            invalidateOptionsMenuOnUiThread();
-        }
-    }
-
-    private void changeSessionStatusMessage(final String message) {
-        runOnUiThread(new Runnable() {
-            @Override
-            public void run() {
-                user_session_status_text_view.setText(message);
-            }
-        });
-    }
-
-    private void showUserSessionProgressBar() {
-        runOnUiThread(new Runnable() {
-            @Override
-            public void run() {
-                user_session_status_progress_bar.setVisibility(ProgressBar.VISIBLE);
-            }
-        });
-    }
-
-    private void hideUserSessionProgressBar() {
-        runOnUiThread(new Runnable() {
-            @Override
-            public void run() {
-                user_session_status_progress_bar.setVisibility(ProgressBar.GONE);
-            }
-        });
-    }
-
-    protected void downloadVpnCertificate() {
-        boolean is_authenticated = LeapSRPSession.loggedIn();
+    public void downloadVpnCertificate() {
+        boolean is_authenticated = User.loggedIn();
         boolean allowed_anon = preferences.getBoolean(Constants.ALLOWED_ANON, false);
         if (allowed_anon || is_authenticated)
-            providerApiCommand(Bundle.EMPTY, R.string.downloading_certificate_message, ProviderAPI.DOWNLOAD_CERTIFICATE);
+            ProviderAPICommand.execute(Bundle.EMPTY, ProviderAPI.DOWNLOAD_CERTIFICATE, providerAPI_result_receiver);
         else
             sessionDialog(Bundle.EMPTY);
-
-    }
-
-    private Bundle bundlePassword(String password) {
-        Bundle parameters = new Bundle();
-        if (!password.isEmpty())
-            parameters.putString(SessionDialog.PASSWORD, password);
-        return parameters;
-    }
-
-    protected void providerApiCommand(Bundle parameters, int progressbar_message_resId, String providerApi_action) {
-        Intent command = prepareProviderAPICommand(parameters, providerApi_action);
-        startService(command);
-    }
-
-    private Intent prepareProviderAPICommand(Bundle parameters, String action) {
-        providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
-        providerAPI_result_receiver.setReceiver(this);
-
-        Intent command = new Intent(this, ProviderAPI.class);
-
-        command.putExtra(ProviderAPI.PARAMETERS, parameters);
-        command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
-        command.setAction(action);
-        return command;
-    }
-
-    public void cancelLoginOrSignup() {
-        EipStatus.getInstance().setConnectedOrDisconnected();
     }
 
     public void sessionDialog(Bundle resultData) {
-
         FragmentTransaction transaction = fragment_manager.removePreviousFragment(SessionDialog.TAG);
-
-        DialogFragment newFragment = new SessionDialog();
-        if (provider.getName().equalsIgnoreCase("riseup")) {
-            resultData = resultData == Bundle.EMPTY ? new Bundle() : resultData;
-            resultData.putBoolean(SessionDialog.ERRORS.RISEUP_WARNING.toString(), true);
-        }
-        if (resultData != null && !resultData.isEmpty()) {
-            newFragment.setArguments(resultData);
-        }
-        newFragment.show(transaction, SessionDialog.TAG);
+        SessionDialog.getInstance(provider, resultData).show(transaction, SessionDialog.TAG);
     }
 
     private void switchProvider() {
@@ -419,7 +302,7 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
         if (resultCode == ProviderAPI.SUCCESSFUL_SIGNUP) {
             String username = resultData.getString(SessionDialog.USERNAME);
             String password = resultData.getString(SessionDialog.PASSWORD);
-            logIn(username, password);
+            user_session_fragment.logIn(username, password);
         } else if (resultCode == ProviderAPI.FAILED_SIGNUP) {
             sessionDialog(resultData);
         } else if (resultCode == ProviderAPI.SUCCESSFUL_LOGIN) {
@@ -447,6 +330,8 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
         return app;
     }
 
+    public static Provider getProvider() { return provider; }
+
     @Override
     public void startActivityForResult(Intent intent, int requestCode) {
         intent.putExtra(Dashboard.REQUEST_CODE, requestCode);
diff --git a/app/src/main/java/se/leap/bitmaskclient/EipFragment.java b/app/src/main/java/se/leap/bitmaskclient/EipFragment.java
index 30147f65..4d1eb4bf 100644
--- a/app/src/main/java/se/leap/bitmaskclient/EipFragment.java
+++ b/app/src/main/java/se/leap/bitmaskclient/EipFragment.java
@@ -35,7 +35,7 @@ public class EipFragment extends Fragment implements Observer {
 
     public static String TAG = EipFragment.class.getSimpleName();
 
-    protected static final String IS_PENDING = TAG + ".is_pending";
+    public static final String IS_PENDING = TAG + ".is_pending";
     protected static final String IS_CONNECTED = TAG + ".is_connected";
     public static final String START_ON_BOOT = "start on boot";
 
@@ -45,7 +45,7 @@ public class EipFragment extends Fragment implements Observer {
     Button main_button;
 
     private static Dashboard dashboard;
-    private static EIPReceiver mEIPReceiver;
+    private static EIPReceiver provider_api_receiver;
     private static EipStatus eip_status;
     private boolean wants_to_connect;
 
@@ -53,7 +53,8 @@ public class EipFragment extends Fragment implements Observer {
         super.onAttach(activity);
 
         dashboard = (Dashboard) activity;
-        dashboard.providerApiCommand(Bundle.EMPTY, 0, ProviderAPI.DOWNLOAD_EIP_SERVICE);
+        if(provider_api_receiver != null)
+            ProviderAPICommand.execute(Bundle.EMPTY, ProviderAPI.DOWNLOAD_EIP_SERVICE, provider_api_receiver);
     }
 
     @Override
@@ -61,7 +62,7 @@ public class EipFragment extends Fragment implements Observer {
         super.onCreate(savedInstanceState);
         eip_status = EipStatus.getInstance();
         eip_status.addObserver(this);
-        mEIPReceiver = new EIPReceiver(new Handler());
+        provider_api_receiver = new EIPReceiver(new Handler());
     }
 
     @Override
@@ -219,7 +220,7 @@ public class EipFragment extends Fragment implements Observer {
         // TODO validate "action"...how do we get the list of intent-filters for a class via Android API?
         Intent vpn_intent = new Intent(dashboard.getApplicationContext(), EIP.class);
         vpn_intent.setAction(action);
-        vpn_intent.putExtra(Constants.RECEIVER_TAG, mEIPReceiver);
+        vpn_intent.putExtra(Constants.RECEIVER_TAG, provider_api_receiver);
         dashboard.startService(vpn_intent);
     }
 
@@ -335,6 +336,6 @@ public class EipFragment extends Fragment implements Observer {
 
 
     public static EIPReceiver getReceiver() {
-        return mEIPReceiver;
+        return provider_api_receiver;
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/LeapSRPSession.java b/app/src/main/java/se/leap/bitmaskclient/LeapSRPSession.java
index 1ced6d60..49cf3774 100644
--- a/app/src/main/java/se/leap/bitmaskclient/LeapSRPSession.java
+++ b/app/src/main/java/se/leap/bitmaskclient/LeapSRPSession.java
@@ -337,7 +337,7 @@ public class LeapSRPSession {
         return token;
     }
 
-    protected static boolean loggedIn() {
+    public static boolean loggedIn() {
         return !token.isEmpty();
     }
 
diff --git a/app/src/main/java/se/leap/bitmaskclient/Provider.java b/app/src/main/java/se/leap/bitmaskclient/Provider.java
index a66d53e7..559b47d1 100644
--- a/app/src/main/java/se/leap/bitmaskclient/Provider.java
+++ b/app/src/main/java/se/leap/bitmaskclient/Provider.java
@@ -118,7 +118,7 @@ public final class Provider implements Parcelable {
 
     protected String certificatePin() { return certificate_pin; }
 
-    protected String getName() {
+    public String getName() {
         // Should we pass the locale in, or query the system here?
         String lang = Locale.getDefault().getLanguage();
         String name = "";
diff --git a/app/src/main/java/se/leap/bitmaskclient/ProviderAPICommand.java b/app/src/main/java/se/leap/bitmaskclient/ProviderAPICommand.java
new file mode 100644
index 00000000..0e4cfe8a
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/ProviderAPICommand.java
@@ -0,0 +1,45 @@
+package se.leap.bitmaskclient;
+
+import android.content.*;
+import android.os.*;
+
+import org.jetbrains.annotations.*;
+
+public class ProviderAPICommand {
+    private static Context context;
+
+    private static String action;
+    private static Bundle parameters;
+    private static ResultReceiver result_receiver;
+
+    public static void initialize(Context context) {
+        ProviderAPICommand.context = context;
+    }
+
+    private static boolean isInitialized() {
+        return context != null;
+    }
+
+    public static void execute(Bundle parameters, @NotNull String action, @NotNull ResultReceiver result_receiver) throws IllegalStateException {
+        if(!isInitialized()) throw new IllegalStateException();
+
+        ProviderAPICommand.action = action;
+        ProviderAPICommand.parameters = parameters;
+        ProviderAPICommand.result_receiver = result_receiver;
+
+        Intent intent = setUpIntent();
+        context.startService(intent);
+    }
+
+    private static Intent setUpIntent() {
+        Intent command = new Intent(context, ProviderAPI.class);
+
+        command.setAction(action);
+        command.putExtra(ProviderAPI.PARAMETERS, parameters);
+        command.putExtra(ProviderAPI.RECEIVER_KEY, result_receiver);
+
+        return command;
+    }
+
+
+}
diff --git a/app/src/main/java/se/leap/bitmaskclient/SessionDialog.java b/app/src/main/java/se/leap/bitmaskclient/userstatus/SessionDialog.java
index 30344ff2..f51a6779 100644
--- a/app/src/main/java/se/leap/bitmaskclient/SessionDialog.java
+++ b/app/src/main/java/se/leap/bitmaskclient/userstatus/SessionDialog.java
@@ -14,7 +14,7 @@
  * You should have received a copy of the GNU General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
-package se.leap.bitmaskclient;
+package se.leap.bitmaskclient.userstatus;
 
 import android.app.*;
 import android.content.*;
@@ -23,6 +23,9 @@ import android.view.*;
 import android.widget.*;
 
 import butterknife.*;
+import se.leap.bitmaskclient.EipFragment;
+import se.leap.bitmaskclient.Provider;
+import se.leap.bitmaskclient.R;
 
 /**
  * Implements the log in dialog, currently without progress dialog.
@@ -56,8 +59,18 @@ public class SessionDialog extends DialogFragment {
 
     private static boolean is_eip_pending = false;
 
-    public SessionDialog() {
-        setArguments(Bundle.EMPTY);
+    public static SessionDialog getInstance(Provider provider, Bundle arguments) {
+        SessionDialog dialog = new SessionDialog();
+        if (provider.getName().equalsIgnoreCase("riseup")) {
+            arguments =
+                    arguments == Bundle.EMPTY ?
+                            new Bundle() : arguments;
+            arguments.putBoolean(SessionDialog.ERRORS.RISEUP_WARNING.toString(), true);
+        }
+        if (arguments != null && !arguments.isEmpty()) {
+            dialog.setArguments(arguments);
+        }
+        return dialog;
     }
 
     public AlertDialog onCreateDialog(Bundle savedInstanceState) {
diff --git a/app/src/main/java/se/leap/bitmaskclient/User.java b/app/src/main/java/se/leap/bitmaskclient/userstatus/User.java
index f3d3b8b1..716e2ed6 100644
--- a/app/src/main/java/se/leap/bitmaskclient/User.java
+++ b/app/src/main/java/se/leap/bitmaskclient/userstatus/User.java
@@ -14,12 +14,13 @@
  * You should have received a copy of the GNU General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
-package se.leap.bitmaskclient;
+package se.leap.bitmaskclient.userstatus;
+
+import se.leap.bitmaskclient.LeapSRPSession;
 
 public class User {
     private static String user_name = "";
     private static User user;
-    public static int DEFAULT_CONJUGATION_PERSON = 1;
 
     public static User init() {
         if (user == null) {
diff --git a/app/src/main/java/se/leap/bitmaskclient/userstatus/UserSessionFragment.java b/app/src/main/java/se/leap/bitmaskclient/userstatus/UserSessionFragment.java
new file mode 100644
index 00000000..02b9fbeb
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/userstatus/UserSessionFragment.java
@@ -0,0 +1,178 @@
+package se.leap.bitmaskclient.userstatus;
+
+import android.app.*;
+import android.os.*;
+import android.view.*;
+import android.widget.*;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.*;
+
+import butterknife.*;
+import se.leap.bitmaskclient.*;
+import se.leap.bitmaskclient.eip.EipStatus;
+
+public class UserSessionFragment extends Fragment implements Observer, SessionDialog.SessionDialogInterface {
+
+    private static View view;
+
+    public static String TAG = UserSessionFragment.class.getSimpleName();
+    private static Dashboard dashboard;
+    private ProviderAPIResultReceiver providerAPI_result_receiver;
+
+    @InjectView(R.id.user_session_status)
+    TextView user_session_status_text_view;
+    @InjectView(R.id.user_session_status_progress)
+    ProgressBar user_session_status_progress_bar;
+    @InjectView(R.id.user_session_button)
+    Button main_button;
+
+    private UserSessionStatus user_session_status;
+    private boolean allows_registration = false;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        user_session_status = UserSessionStatus.getInstance(getResources());
+        user_session_status.addObserver(this);
+
+        handleNewUserSessionStatus(user_session_status);
+    }
+
+    @Override
+    public void onSaveInstanceState(@NotNull Bundle outState) {
+        if (user_session_status_text_view != null && user_session_status_text_view.getVisibility() == TextView.VISIBLE)
+            outState.putSerializable(UserSessionStatus.TAG, user_session_status.sessionStatus());
+
+        super.onSaveInstanceState(outState);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.fragment_user_session, container, false);
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+        Fragment fragment = (getFragmentManager().findFragmentById(R.id.user_session_fragment));
+        FragmentTransaction ft = getActivity().getFragmentManager().beginTransaction();
+        ft.remove(fragment);
+        ft.commit();
+    }
+
+    @Override
+    public void onAttach(Activity activity) {
+        super.onAttach(activity);
+        dashboard = (Dashboard) activity;
+
+        providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
+        providerAPI_result_receiver.setReceiver(dashboard);
+    }
+
+    public void restoreSessionStatus(Bundle savedInstanceState) {
+        if (savedInstanceState != null)
+            if (savedInstanceState.containsKey(UserSessionStatus.TAG)) {
+                UserSessionStatus.SessionStatus status = (UserSessionStatus.SessionStatus) savedInstanceState.getSerializable(UserSessionStatus.TAG);
+                user_session_status.updateStatus(status, getResources());
+            }
+    }
+
+    @OnClick(R.id.user_session_button)
+    public void handleMainButton() {
+        if(user_session_status.isLoggedIn())
+            logOut();
+        else if(user_session_status.isLoggedOut())
+            dashboard.sessionDialog(Bundle.EMPTY);
+        else if(user_session_status.inProgress())
+            cancelLoginOrSignup();
+    }
+
+    @Override
+    public void update(Observable observable, Object data) {
+        if (observable instanceof UserSessionStatus) {
+            UserSessionStatus status = (UserSessionStatus) observable;
+            handleNewUserSessionStatus(status);
+        }
+    }
+
+    private void handleNewUserSessionStatus(UserSessionStatus status) {
+        user_session_status = status;
+        if (allows_registration) {
+            if (user_session_status.inProgress())
+                showUserSessionProgressBar();
+            else
+                hideUserSessionProgressBar();
+            changeSessionStatusMessage();
+            updateButton();
+        }
+    }
+
+    private void showUserSessionProgressBar() {
+        dashboard.runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+                user_session_status_progress_bar.setVisibility(ProgressBar.VISIBLE);
+            }
+        });
+    }
+
+    private void hideUserSessionProgressBar() {
+        dashboard.runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+                user_session_status_progress_bar.setVisibility(ProgressBar.GONE);
+            }
+        });
+    }
+
+    private void changeSessionStatusMessage() {
+        final String message = user_session_status.toString();
+        dashboard.runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+                user_session_status_text_view.setText(message);
+            }
+        });
+    }
+
+    private void updateButton() {
+        if(User.loggedIn())
+            main_button.setText(getString(R.string.logout_button));
+        else if(allows_registration)
+            main_button.setText(getString(R.string.login_button));
+    }
+
+
+    @Override
+    public void signUp(String username, String password) {
+        User.setUserName(username);
+        Bundle parameters = bundlePassword(password);
+        ProviderAPICommand.execute(parameters, ProviderAPI.SIGN_UP, providerAPI_result_receiver);
+    }
+
+    @Override
+    public void logIn(String username, String password) {
+        User.setUserName(username);
+        Bundle parameters = bundlePassword(password);
+        ProviderAPICommand.execute(parameters, ProviderAPI.LOG_IN, providerAPI_result_receiver);
+    }
+
+    public void logOut() {
+        ProviderAPICommand.execute(Bundle.EMPTY, ProviderAPI.LOG_OUT, providerAPI_result_receiver);
+    }
+
+    public void cancelLoginOrSignup() {
+        EipStatus.getInstance().setConnectedOrDisconnected();
+    }
+
+    private Bundle bundlePassword(String password) {
+        Bundle parameters = new Bundle();
+        if (!password.isEmpty())
+            parameters.putString(SessionDialog.PASSWORD, password);
+        return parameters;
+    }
+}
diff --git a/app/src/main/java/se/leap/bitmaskclient/UserSessionStatus.java b/app/src/main/java/se/leap/bitmaskclient/userstatus/UserSessionStatus.java
index 28c7ecc7..dec0e719 100644
--- a/app/src/main/java/se/leap/bitmaskclient/UserSessionStatus.java
+++ b/app/src/main/java/se/leap/bitmaskclient/userstatus/UserSessionStatus.java
@@ -14,12 +14,14 @@
  * You should have received a copy of the GNU General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
-package se.leap.bitmaskclient;
+package se.leap.bitmaskclient.userstatus;
 
 import android.content.res.*;
 
 import java.util.*;
 
+import se.leap.bitmaskclient.R;
+
 public class UserSessionStatus extends Observable {
     public static String TAG = UserSessionStatus.class.getSimpleName();
     private static UserSessionStatus current_status;
@@ -82,6 +84,14 @@ public class UserSessionStatus extends Observable {
                 || session_status == SessionStatus.LOGGING_OUT;
     }
 
+    public boolean isLoggedIn() {
+        return session_status == SessionStatus.LOGGING_IN;
+    }
+
+    public boolean isLoggedOut() {
+        return session_status == SessionStatus.LOGGED_OUT;
+    }
+
     public static void updateStatus(SessionStatus session_status, Resources resources) {
         current_status = getInstance(resources);
         current_status.sessionStatus(session_status);