reduce duplicate code in ConfigurationWizard for different flavors

1 files changed, 14 insertions, 370 deletions

diff --git a/app/src/insecure/java/se/leap/bitmaskclient/ConfigurationWizard.java b/app/src/insecure/java/se/leap/bitmaskclient/ConfigurationWizard.java
index f9210aff..df1a59ff 100644
--- a/app/src/insecure/java/se/leap/bitmaskclient/ConfigurationWizard.java
+++ b/app/src/insecure/java/se/leap/bitmaskclient/ConfigurationWizard.java
@@ -16,33 +16,15 @@
  */
 package se.leap.bitmaskclient;
 
-import android.app.*;
-import android.content.*;
-import android.os.*;
-import android.view.*;
-import android.widget.*;
+import android.app.DialogFragment;
+import android.app.FragmentTransaction;
+import android.content.Intent;
+import android.os.Bundle;
 
-import com.pedrogomez.renderers.*;
+import java.net.MalformedURLException;
+import java.net.URL;
 
-import java.net.*;
-import java.util.*;
-
-import butterknife.*;
-
-import org.jetbrains.annotations.*;
-import org.json.*;
-
-import javax.inject.*;
-
-import se.leap.bitmaskclient.DownloadFailedDialog.DownloadFailedDialogInterface;
-import se.leap.bitmaskclient.NewProviderDialog.NewProviderDialogInterface;
-import se.leap.bitmaskclient.ProviderAPIResultReceiver.Receiver;
-import se.leap.bitmaskclient.ProviderDetailFragment.ProviderDetailFragmentInterface;
 import se.leap.bitmaskclient.ProviderListContent.ProviderItem;
-import se.leap.bitmaskclient.eip.*;
-import se.leap.bitmaskclient.userstatus.SessionDialog;
-
-import static android.view.View.*;
 
 /**
  * Activity that builds and shows the list of known available providers.
@@ -52,275 +34,18 @@ import static android.view.View.*;
  * @author parmegv
  * @author cyberta
  */
-public class ConfigurationWizard extends Activity
-        implements NewProviderDialogInterface, ProviderDetailFragmentInterface, DownloadFailedDialogInterface, Receiver {
-
-    @InjectView(R.id.progressbar_configuration_wizard)
-    ProgressBar mProgressBar;
-    @InjectView(R.id.progressbar_description)
-    TextView progressbar_description;
-
-    @InjectView(R.id.provider_list)
-    ListView provider_list_view;
-    @Inject
-    ProviderListAdapter adapter;
-
-    private ProviderManager provider_manager;
-    private Intent mConfigState = new Intent(PROVIDER_NOT_SET);
-    private Provider selected_provider;
-
-    final public static String TAG = ConfigurationWizard.class.getSimpleName();
-
-    final protected static String PROVIDER_NOT_SET = "PROVIDER NOT SET";
-    final protected static String SETTING_UP_PROVIDER = "PROVIDER GETS SET";
-    private static final String SETTING_UP_PROVIDER_SHOW_PROVIDER_DETILS = "PROVIDER DETAILS SHOWN";
-    final protected static String PROVIDER_SET = "PROVIDER SET";
-    final protected static String SERVICES_RETRIEVED = "SERVICES RETRIEVED";
-
-    final private static String PROGRESSBAR_TEXT = TAG + "PROGRESSBAR_TEXT";
-    final private static String PROGRESSBAR_NUMBER = TAG + "PROGRESSBAR_NUMBER";
-
-    public ProviderAPIResultReceiver providerAPI_result_receiver;
-    private ProviderAPIBroadcastReceiver_Update providerAPI_broadcast_receiver_update;
-
-    private static SharedPreferences preferences;
-    FragmentManagerEnhanced fragment_manager;
-    //TODO: add some states (values for progressbar_text) about ongoing setup or remove that field
-    private String progressbar_text = "";
-
-    private void initProviderList() {
-        List<Renderer<Provider>> prototypes = new ArrayList<>();
-        prototypes.add(new ProviderRenderer(this));
-        ProviderRendererBuilder providerRendererBuilder = new ProviderRendererBuilder(prototypes);
-        adapter = new ProviderListAdapter(getLayoutInflater(), providerRendererBuilder, provider_manager);
-        provider_list_view.setAdapter(adapter);
-    }
-
-    @Override
-    protected void onSaveInstanceState(@NotNull Bundle outState) {
-        if (mProgressBar != null)
-            outState.putInt(PROGRESSBAR_NUMBER, mProgressBar.getProgress());
-        if (progressbar_description != null)
-            outState.putString(PROGRESSBAR_TEXT, progressbar_description.getText().toString());
-        outState.putParcelable(Provider.KEY, selected_provider);
-        super.onSaveInstanceState(outState);
-    }
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
-        fragment_manager = new FragmentManagerEnhanced(getFragmentManager());
-        provider_manager = ProviderManager.getInstance(getAssets(), getExternalFilesDir(null));
-
-        setUpInitialUI();
-
-        initProviderList();
-
-        if (savedInstanceState != null)
-            restoreState(savedInstanceState);
-        setUpProviderAPIResultReceiver();
-    }
-
-    private void restoreState(Bundle savedInstanceState) {
-        progressbar_text = savedInstanceState.getString(PROGRESSBAR_TEXT, "");
-        selected_provider = savedInstanceState.getParcelable(Provider.KEY);
-
-        if (fragment_manager.findFragmentByTag(ProviderDetailFragment.TAG) == null && SETTING_UP_PROVIDER.equals(mConfigState.getAction())) {
-            onItemSelectedUi();
-        }
-
-    }
+public class ConfigurationWizard extends BaseConfigurationWizard {
 
     @Override
-    protected void onResume() {
-        super.onResume();
-        if (SETTING_UP_PROVIDER.equals(mConfigState.getAction())) {
-            showProgressBar();
-            adapter.hideAllBut(adapter.indexOf(selected_provider));
-        } else if (SETTING_UP_PROVIDER_SHOW_PROVIDER_DETILS.equals(mConfigState.getAction())) {
-            showProviderDetails();
-        }
-    }
-
-    private void setUpInitialUI() {
-        setContentView(R.layout.configuration_wizard_activity);
-        ButterKnife.inject(this);
-
-        hideProgressBar();
-    }
-
-    private void hideProgressBar() {
-        //needs to be "INVISIBLE" instead of GONE b/c the progressbar_description gets translated
-        // by the height of mProgressbar (and the height of the first list item)
-        mProgressBar.setVisibility(INVISIBLE);
-        progressbar_description.setVisibility(INVISIBLE);
-    }
-
-    private void showProgressBar() {
-        mProgressBar.setVisibility(VISIBLE);
-        progressbar_description.setVisibility(VISIBLE);
-    }
-
-    @Override
-    protected void onDestroy() {
-        super.onDestroy();
-        if (providerAPI_broadcast_receiver_update != null)
-            unregisterReceiver(providerAPI_broadcast_receiver_update);
-    }
-
-    private void setUpProviderAPIResultReceiver() {
-        providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler(), this);
-        providerAPI_broadcast_receiver_update = new ProviderAPIBroadcastReceiver_Update();
-
-        IntentFilter update_intent_filter = new IntentFilter(ProviderAPI.UPDATE_PROGRESSBAR);
-        update_intent_filter.addCategory(Intent.CATEGORY_DEFAULT);
-        registerReceiver(providerAPI_broadcast_receiver_update, update_intent_filter);
-    }
-
-    @Override
-    public void onReceiveResult(int resultCode, Bundle resultData) {
-        if (resultCode == ProviderAPI.PROVIDER_OK) {
-            try {
-                String provider_json_string = preferences.getString(Provider.KEY, "");
-                if (!provider_json_string.isEmpty())
-                    selected_provider.define(new JSONObject(provider_json_string));
-            } catch (JSONException e) {
-                e.printStackTrace();
-            }
-
-            if (preferences.getBoolean(Constants.ALLOWED_ANON, false)) {
-                mConfigState.putExtra(SERVICES_RETRIEVED, true);
-
-                downloadVpnCertificate();
-            } else {
-                mProgressBar.incrementProgressBy(1);
-                hideProgressBar();
-
-                showProviderDetails();
-            }
-        } else if (resultCode == ProviderAPI.PROVIDER_NOK) {
-            mConfigState.setAction(PROVIDER_NOT_SET);
-            hideProgressBar();
-            preferences.edit().remove(Provider.KEY).apply();
-
-            String reason_to_fail = resultData.getString(ProviderAPI.ERRORS);
-            showDownloadFailedDialog(reason_to_fail);
-        } else if (resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) {
-            mProgressBar.incrementProgressBy(1);
-            hideProgressBar();
-            showProviderDetails();
-        } else if (resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
-            mConfigState.setAction(PROVIDER_NOT_SET);
-            hideProgressBar();
-            setResult(RESULT_CANCELED, mConfigState);
-            Toast.makeText(getApplicationContext(), R.string.provider_problem, Toast.LENGTH_LONG).show();
-        } else if (resultCode == AboutActivity.VIEWED) {
-            // Do nothing, right now
-            // I need this for CW to wait for the About activity to end before going back to Dashboard.
-        }
-    }
-
-    @OnItemClick(R.id.provider_list)
-    void onItemSelected(int position) {
-        if (SETTING_UP_PROVIDER.equals(mConfigState.getAction()) ||
-                SETTING_UP_PROVIDER_SHOW_PROVIDER_DETILS.equals(mConfigState.getAction())) {
-            return;
-        }
-
-        //TODO Code 2 pane view
-        mConfigState.setAction(SETTING_UP_PROVIDER);
-        selected_provider = adapter.getItem(position);
-        onItemSelectedLogic();
-        onItemSelectedUi();
-    }
-
-    private void onItemSelectedLogic() {
+    protected void onItemSelectedLogic() {
         boolean danger_on = preferences.getBoolean(ProviderItem.DANGER_ON, true);
         setUpProvider(danger_on);
     }
 
-    private void onItemSelectedUi() {
-        adapter.hideAllBut(adapter.indexOf(selected_provider));
-        startProgressBar();
-    }
-
     @Override
-    public void onBackPressed() {
-        if (SETTING_UP_PROVIDER.equals(mConfigState.getAction())) {
-            stopSettingUpProvider();
-        } else {
-            askDashboardToQuitApp();
-            super.onBackPressed();
-        }
-    }
-
-    private void stopSettingUpProvider() {
-        ProviderAPI.stop();
-        mProgressBar.setVisibility(GONE);
-        mProgressBar.setProgress(0);
-        progressbar_description.setVisibility(GONE);
-
-        cancelSettingUpProvider();
-    }
-
     public void cancelSettingUpProvider() {
-        mConfigState.setAction(PROVIDER_NOT_SET);
-        adapter.showAllProviders();
-        preferences.edit().remove(Provider.KEY).remove(ProviderItem.DANGER_ON).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).commit();
-    }
-
-    private void askDashboardToQuitApp() {
-        Intent ask_quit = new Intent();
-        ask_quit.putExtra(Dashboard.ACTION_QUIT, Dashboard.ACTION_QUIT);
-        setResult(RESULT_CANCELED, ask_quit);
-    }
-
-    private void startProgressBar() {
-        showProgressBar();
-        mProgressBar.setProgress(0);
-        mProgressBar.setMax(3);
-
-        int measured_height = listItemHeight();
-        mProgressBar.setTranslationY(measured_height);
-        progressbar_description.setTranslationY(measured_height + mProgressBar.getHeight());
-    }
-
-    private int listItemHeight() {
-        View listItem = adapter.getView(0, null, provider_list_view);
-        listItem.setLayoutParams(new RelativeLayout.LayoutParams(
-                RelativeLayout.LayoutParams.WRAP_CONTENT,
-                RelativeLayout.LayoutParams.WRAP_CONTENT));
-        WindowManager wm = (WindowManager) getApplicationContext()
-                .getSystemService(Context.WINDOW_SERVICE);
-        Display display = wm.getDefaultDisplay();
-        int screenWidth = display.getWidth(); // deprecated
-
-        int listViewWidth = screenWidth - 10 - 10;
-        int widthSpec = MeasureSpec.makeMeasureSpec(listViewWidth,
-                MeasureSpec.AT_MOST);
-        listItem.measure(widthSpec, 0);
-
-        return listItem.getMeasuredHeight();
-    }
-
-    /**
-     * Asks ProviderAPI to download an anonymous (anon) VPN certificate.
-     */
-    private void downloadVpnCertificate() {
-        Intent provider_API_command = new Intent(this, ProviderAPI.class);
-
-        provider_API_command.setAction(ProviderAPI.DOWNLOAD_CERTIFICATE);
-        provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
-        startService(provider_API_command);
-    }
-
-    /**
-     * Open the new provider dialog
-     */
-    public void addAndSelectNewProvider() {
-        FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
-        new NewProviderDialog().show(fragment_transaction, NewProviderDialog.TAG);
+        super.cancelSettingUpProvider();
+        preferences.edit().remove(ProviderItem.DANGER_ON).apply();
     }
 
     /**
@@ -337,37 +62,6 @@ public class ConfigurationWizard extends Activity
         newFragment.show(fragment_transaction, NewProviderDialog.TAG);
     }
 
-    /**
-     * Once selected a provider, this fragment offers the user to log in,
-     * use it anonymously (if possible)
-     * or cancel his/her election pressing the back button.
-     *
-     * @param reason_to_fail
-     */
-    public void showDownloadFailedDialog(String reason_to_fail) {
-        FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(DownloadFailedDialog.TAG);
-
-        DialogFragment newFragment = DownloadFailedDialog.newInstance(reason_to_fail);
-        newFragment.show(fragment_transaction, DownloadFailedDialog.TAG);
-    }
-
-    /**
-     * Once selected a provider, this fragment offers the user to log in,
-     * use it anonymously (if possible)
-     * or cancel his/her election pressing the back button.
-     */
-    private void showProviderDetails() {
-        mConfigState.setAction(SETTING_UP_PROVIDER_SHOW_PROVIDER_DETILS);
-        try {
-            FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(ProviderDetailFragment.TAG);
-
-            DialogFragment newFragment = ProviderDetailFragment.newInstance();
-            newFragment.show(fragment_transaction, ProviderDetailFragment.TAG);
-        } catch (IllegalStateException e) {
-            e.printStackTrace();
-        }
-    }
-
     public void showAndSelectProvider(String provider_main_url, boolean danger_on) {
         try {
             selected_provider = new Provider(new URL((provider_main_url)));
@@ -389,7 +83,7 @@ public class ConfigurationWizard extends Activity
     /**
      * Asks ProviderAPI to download a new provider.json file
      *
-     * @param danger_on         tells if HTTPS client should bypass certificate errors
+     * @param danger_on tells if HTTPS client should bypass certificate errors
      */
     public void setUpProvider(boolean danger_on) {
         mConfigState.setAction(SETTING_UP_PROVIDER);
@@ -406,6 +100,9 @@ public class ConfigurationWizard extends Activity
         startService(provider_API_command);
     }
 
+    /**
+     * Retrys setup of last used provider, allows bypassing ca certificate validation.
+     */
     public void retrySetUpProvider() {
         cancelSettingUpProvider();
         if (!ProviderAPI.caCertDownloaded()) {
@@ -420,57 +117,4 @@ public class ConfigurationWizard extends Activity
         }
     }
 
-    @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
-        getMenuInflater().inflate(R.menu.configuration_wizard_activity, menu);
-        return true;
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        switch (item.getItemId()) {
-            case R.id.about_leap:
-                startActivityForResult(new Intent(this, AboutActivity.class), 0);
-                return true;
-            case R.id.new_provider:
-                addAndSelectNewProvider();
-                return true;
-            default:
-                return super.onOptionsItemSelected(item);
-        }
-    }
-
-    @Override
-    public void cancelAndShowAllProviders() {
-        mConfigState.setAction(PROVIDER_NOT_SET);
-        selected_provider = null;
-        adapter.showAllProviders();
-    }
-
-    @Override
-    public void login() {
-        mConfigState.setAction(PROVIDER_SET);
-        Intent ask_login = new Intent();
-        ask_login.putExtra(SessionDialog.TAG, SessionDialog.TAG);
-        ask_login.putExtra(Provider.KEY, selected_provider);
-        setResult(RESULT_OK, ask_login);
-        finish();
-    }
-
-    @Override
-    public void use_anonymously() {
-        mConfigState.setAction(PROVIDER_SET);
-        Intent pass_provider = new Intent();
-        pass_provider.putExtra(Provider.KEY, selected_provider);
-        setResult(RESULT_OK, pass_provider);
-        finish();
-    }
-
-    public class ProviderAPIBroadcastReceiver_Update extends BroadcastReceiver {
-        @Override
-        public void onReceive(Context context, Intent intent) {
-            int update = intent.getIntExtra(ProviderAPI.CURRENT_PROGRESS, 0);
-            mProgressBar.setProgress(update);
-        }
-    }
 }