diff --git a/src/it/reyboz/bustorino/ActivityPrincipal.java b/src/it/reyboz/bustorino/ActivityPrincipal.java index 6d22e24..f05929e 100644 --- a/src/it/reyboz/bustorino/ActivityPrincipal.java +++ b/src/it/reyboz/bustorino/ActivityPrincipal.java @@ -1,561 +1,568 @@ package it.reyboz.bustorino; import android.Manifest; +import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.content.pm.PackageManager; import android.content.res.Configuration; import android.net.Uri; import android.os.Bundle; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Toast; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import androidx.appcompat.app.ActionBarDrawerToggle; import androidx.appcompat.widget.Toolbar; import androidx.core.view.GravityCompat; import androidx.drawerlayout.widget.DrawerLayout; import androidx.fragment.app.Fragment; import androidx.fragment.app.FragmentManager; import androidx.fragment.app.FragmentTransaction; import androidx.work.BackoffPolicy; import androidx.work.Constraints; import androidx.work.ExistingPeriodicWorkPolicy; import androidx.work.NetworkType; import androidx.work.PeriodicWorkRequest; import androidx.work.WorkInfo; import androidx.work.WorkManager; import com.google.android.material.navigation.NavigationView; import com.google.android.material.snackbar.Snackbar; import java.util.Arrays; import java.util.concurrent.TimeUnit; import it.reyboz.bustorino.backend.Stop; import it.reyboz.bustorino.data.DBUpdateWorker; import it.reyboz.bustorino.data.DatabaseUpdate; import it.reyboz.bustorino.fragments.FavoritesFragment; import it.reyboz.bustorino.fragments.FragmentKind; import it.reyboz.bustorino.fragments.FragmentListenerMain; import it.reyboz.bustorino.fragments.MainScreenFragment; import it.reyboz.bustorino.fragments.MapFragment; import it.reyboz.bustorino.middleware.GeneralActivity; import static it.reyboz.bustorino.backend.utils.getBusStopIDFromUri; import static it.reyboz.bustorino.backend.utils.openIceweasel; public class ActivityPrincipal extends GeneralActivity implements FragmentListenerMain { private DrawerLayout mDrawer; private NavigationView mNavView; private ActionBarDrawerToggle drawerToggle; private final static String DEBUG_TAG="BusTO Act Principal"; private final static String TAG_FAVORITES="favorites_frag"; private Snackbar snackbar; private boolean showingMainFragmentFromOther = false; @Override protected void onCreate(@Nullable Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_principal); final SharedPreferences theShPr = getMainSharedPreferences(); Toolbar mToolbar = findViewById(R.id.default_toolbar); setSupportActionBar(mToolbar); if (getSupportActionBar()!=null) getSupportActionBar().setDisplayHomeAsUpEnabled(true); else Log.w(DEBUG_TAG, "NO ACTION BAR"); - mToolbar.setOnMenuItemClickListener(new ToolbarItemClickListener()); + mToolbar.setOnMenuItemClickListener(new ToolbarItemClickListener(this)); mDrawer = findViewById(R.id.drawer_layout); drawerToggle = setupDrawerToggle(mToolbar); // Setup toggle to display hamburger icon with nice animation drawerToggle.setDrawerIndicatorEnabled(true); drawerToggle.syncState(); mDrawer.addDrawerListener(drawerToggle); mDrawer.addDrawerListener(new DrawerLayout.DrawerListener() { @Override public void onDrawerSlide(@NonNull View drawerView, float slideOffset) { } @Override public void onDrawerOpened(@NonNull View drawerView) { hideKeyboard(); } @Override public void onDrawerClosed(@NonNull View drawerView) { } @Override public void onDrawerStateChanged(int newState) { } }); mNavView = findViewById(R.id.nvView); setupDrawerContent(mNavView); /*View header = mNavView.getHeaderView(0); */ //mNavView.getMenu().findItem(R.id.versionFooter). /// LEGACY CODE //---------------------------- START INTENT CHECK QUEUE ------------------------------------ // Intercept calls from URL intent boolean tryedFromIntent = false; String busStopID = null; Uri data = getIntent().getData(); if (data != null) { busStopID = getBusStopIDFromUri(data); tryedFromIntent = true; } // Intercept calls from other activities if (!tryedFromIntent) { Bundle b = getIntent().getExtras(); if (b != null) { busStopID = b.getString("bus-stop-ID"); /** * I'm not very sure if you are coming from an Intent. * Some launchers work in strange ways. */ tryedFromIntent = busStopID != null; } } //---------------------------- END INTENT CHECK QUEUE -------------------------------------- if (busStopID == null) { // Show keyboard if can't start from intent // JUST DON'T // showKeyboard(); // You haven't obtained anything... from an intent? if (tryedFromIntent) { // This shows a luser warning Toast.makeText(getApplicationContext(), R.string.insert_bus_stop_number_error, Toast.LENGTH_SHORT).show(); } } else { // If you are here an intent has worked successfully //setBusStopSearchByIDEditText(busStopID); requestArrivalsForStopID(busStopID); } //Try (hopefully) database update PeriodicWorkRequest wr = new PeriodicWorkRequest.Builder(DBUpdateWorker.class, 1, TimeUnit.DAYS) .setBackoffCriteria(BackoffPolicy.LINEAR, 30, TimeUnit.MINUTES) .setConstraints(new Constraints.Builder().setRequiredNetworkType(NetworkType.CONNECTED) .build()) .build(); final WorkManager workManager = WorkManager.getInstance(this); final int version = theShPr.getInt(DatabaseUpdate.DB_VERSION_KEY, -10); if (version >= 0) workManager.enqueueUniquePeriodicWork(DBUpdateWorker.DEBUG_TAG, ExistingPeriodicWorkPolicy.KEEP, wr); else workManager.enqueueUniquePeriodicWork(DBUpdateWorker.DEBUG_TAG, ExistingPeriodicWorkPolicy.REPLACE, wr); /* Set database update */ workManager.getWorkInfosForUniqueWorkLiveData(DBUpdateWorker.DEBUG_TAG) .observe(this, workInfoList -> { // If there are no matching work info, do nothing if (workInfoList == null || workInfoList.isEmpty()) { return; } Log.d(DEBUG_TAG, "WorkerInfo: "+workInfoList); boolean showProgress = false; for (WorkInfo workInfo : workInfoList) { if (workInfo.getState() == WorkInfo.State.RUNNING) { showProgress = true; + break; } } if (showProgress) { createDefaultSnackbar(); } else { if(snackbar!=null) { snackbar.dismiss(); snackbar = null; } } }); // show the main fragment showMainFragment(); } private ActionBarDrawerToggle setupDrawerToggle(Toolbar toolbar) { // NOTE: Make sure you pass in a valid toolbar reference. ActionBarDrawToggle() does not require it // and will not render the hamburger icon without it. return new ActionBarDrawerToggle(this, mDrawer, toolbar, R.string.drawer_open, R.string.drawer_close); } /** * Setup drawer actions * @param navigationView the navigation view on which to set the callbacks */ private void setupDrawerContent(NavigationView navigationView) { navigationView.setNavigationItemSelectedListener( menuItem -> { if (menuItem.getItemId() == R.id.drawer_action_settings) { Log.d("MAINBusTO", "Pressed button preferences"); closeDrawerIfOpen(); startActivity(new Intent(ActivityPrincipal.this, ActivitySettings.class)); return true; } else if(menuItem.getItemId() == R.id.nav_favorites_item){ closeDrawerIfOpen(); //get Fragment FragmentTransaction ft = getSupportFragmentManager().beginTransaction(); FavoritesFragment fragment = FavoritesFragment.newInstance(); ft.replace(R.id.mainActContentFrame,fragment, TAG_FAVORITES); ft.addToBackStack(null); ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); ft.commit(); return true; } else if(menuItem.getItemId() == R.id.nav_arrivals){ closeDrawerIfOpen(); showMainFragment(); return true; } else if(menuItem.getItemId() == R.id.nav_map_item){ closeDrawerIfOpen(); final String permission = Manifest.permission.WRITE_EXTERNAL_STORAGE; int result = askForPermissionIfNeeded(permission, STORAGE_PERMISSION_REQ); switch (result) { case PERMISSION_OK: createAndShowMapFragment(null); break; case PERMISSION_ASKING: permissionDoneRunnables.put(permission, () -> createAndShowMapFragment(null)); break; case PERMISSION_NEG_CANNOT_ASK: String storage_perm = getString(R.string.storage_permission); String text = getString(R.string.too_many_permission_asks, storage_perm); Toast.makeText(getApplicationContext(),text, Toast.LENGTH_LONG).show(); } return true; } //selectDrawerItem(menuItem); Log.d(DEBUG_TAG, "pressed item "+menuItem.toString()); return true; }); } private void closeDrawerIfOpen(){ if (mDrawer.isDrawerOpen(GravityCompat.START)) mDrawer.closeDrawer(GravityCompat.START); } // `onPostCreate` called when activity start-up is complete after `onStart()` // NOTE 1: Make sure to override the method with only a single `Bundle` argument // Note 2: Make sure you implement the correct `onPostCreate(Bundle savedInstanceState)` method. // There are 2 signatures and only `onPostCreate(Bundle state)` shows the hamburger icon. @Override protected void onPostCreate(Bundle savedInstanceState) { super.onPostCreate(savedInstanceState); // Sync the toggle state after onRestoreInstanceState has occurred. drawerToggle.syncState(); } @Override public void onConfigurationChanged(@NonNull Configuration newConfig) { super.onConfigurationChanged(newConfig); // Pass any configuration change to the drawer toggles drawerToggle.onConfigurationChanged(newConfig); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.extra_menu_items, menu); return super.onCreateOptionsMenu(menu); } @Override public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) { super.onRequestPermissionsResult(requestCode, permissions, grantResults); if (requestCode==STORAGE_PERMISSION_REQ){ final String storagePerm = Manifest.permission.WRITE_EXTERNAL_STORAGE; if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { Log.d(DEBUG_TAG, "Permissions check: " + Arrays.toString(permissions)); if (permissionDoneRunnables.containsKey(storagePerm)) { Runnable toRun = permissionDoneRunnables.get(storagePerm); if (toRun != null) toRun.run(); permissionDoneRunnables.remove(storagePerm); } } else { //permission denied showToastMessage(R.string.permission_storage_maps_msg, false); } } } @Override public boolean onOptionsItemSelected(@NonNull MenuItem item) { int[] cases = {R.id.nav_arrivals, R.id.nav_favorites_item}; Log.d(DEBUG_TAG, "Item pressed"); if (item.getItemId() == android.R.id.home) { mDrawer.openDrawer(GravityCompat.START); return true; } if (drawerToggle.onOptionsItemSelected(item)) { return true; } return super.onOptionsItemSelected(item); } @Override public void onBackPressed() { boolean foundFragment = false; Fragment shownFrag = getSupportFragmentManager().findFragmentById(R.id.mainActContentFrame); if (mDrawer.isDrawerOpen(GravityCompat.START)) mDrawer.closeDrawer(GravityCompat.START); else if(shownFrag != null && shownFrag.isVisible() && shownFrag.getChildFragmentManager().getBackStackEntryCount() > 0){ //if we have been asked to show a stop from another fragment, we should go back even in the main shownFrag.getChildFragmentManager().popBackStackImmediate(); if(showingMainFragmentFromOther && getSupportFragmentManager().getBackStackEntryCount() > 0){ getSupportFragmentManager().popBackStack(); } } else if (getSupportFragmentManager().getBackStackEntryCount() > 0) { getSupportFragmentManager().popBackStack(); } else super.onBackPressed(); } private void createDefaultSnackbar() { if (snackbar == null) { snackbar = Snackbar.make(findViewById(R.id.searchButton), R.string.database_update_message, Snackbar.LENGTH_INDEFINITE); } snackbar.show(); } private MainScreenFragment createAndShowMainFragment(){ FragmentManager fraMan = getSupportFragmentManager(); MainScreenFragment fragment = MainScreenFragment.newInstance(); FragmentTransaction transaction = fraMan.beginTransaction(); transaction.replace(R.id.mainActContentFrame, fragment, MainScreenFragment.FRAGMENT_TAG); transaction.commit(); return fragment; } /** * Show the fragment by adding it to the backstack * @param fraMan the fragmentManager * @param fragment the fragment */ private static void showMainFragment(FragmentManager fraMan, MainScreenFragment fragment){ fraMan.beginTransaction().replace(R.id.mainActContentFrame, fragment) .setReorderingAllowed(true) .addToBackStack(null) /*.setCustomAnimations( R.anim.slide_in, // enter R.anim.fade_out, // exit R.anim.fade_in, // popEnter R.anim.slide_out // popExit )*/ .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE) .commit(); } private MainScreenFragment showMainFragment(){ FragmentManager fraMan = getSupportFragmentManager(); Fragment fragment = fraMan.findFragmentByTag(MainScreenFragment.FRAGMENT_TAG); MainScreenFragment mainScreenFragment = null; if (fragment==null | !(fragment instanceof MainScreenFragment)){ mainScreenFragment = createAndShowMainFragment(); } else if(!fragment.isVisible()){ mainScreenFragment = (MainScreenFragment) fragment; showMainFragment(fraMan, mainScreenFragment); Log.d(DEBUG_TAG, "Found the main fragment"); } else{ mainScreenFragment = (MainScreenFragment) fragment; } return mainScreenFragment; } @Nullable private MainScreenFragment getMainFragmentIfVisible(){ FragmentManager fraMan = getSupportFragmentManager(); Fragment fragment = fraMan.findFragmentByTag(MainScreenFragment.FRAGMENT_TAG); if (fragment!= null && fragment.isVisible()) return (MainScreenFragment) fragment; else return null; } @Override public void showFloatingActionButton(boolean yes) { //TODO } /* public void setDrawerSelectedItem(String fragmentTag){ switch (fragmentTag){ case MainScreenFragment.FRAGMENT_TAG: mNavView.setCheckedItem(R.id.nav_arrivals); break; case MapFragment.FRAGMENT_TAG: break; case FavoritesFragment.FRAGMENT_TAG: mNavView.setCheckedItem(R.id.nav_favorites_item); break; } }*/ @Override public void readyGUIfor(FragmentKind fragmentType) { MainScreenFragment probableFragment = getMainFragmentIfVisible(); if (probableFragment!=null){ probableFragment.readyGUIfor(fragmentType); } int titleResId; switch (fragmentType){ case MAP: mNavView.setCheckedItem(R.id.nav_map_item); titleResId = R.string.map; break; case FAVORITES: mNavView.setCheckedItem(R.id.nav_favorites_item); titleResId = R.string.nav_favorites_text; break; case ARRIVALS: titleResId = R.string.nav_arrivals_text; mNavView.setCheckedItem(R.id.nav_arrivals); break; case STOPS: titleResId = R.string.stop_search_view_title; mNavView.setCheckedItem(R.id.nav_arrivals); break; case MAIN_SCREEN_FRAGMENT: case NEARBY_STOPS: case NEARBY_ARRIVALS: titleResId=R.string.app_name_full; mNavView.setCheckedItem(R.id.nav_arrivals); break; default: titleResId = 0; } if(getSupportActionBar()!=null && titleResId!=0) getSupportActionBar().setTitle(titleResId); } @Override public void requestArrivalsForStopID(String ID) { //register if the request came from the main fragment or not MainScreenFragment probableFragment = getMainFragmentIfVisible(); showingMainFragmentFromOther = (probableFragment==null); if (showingMainFragmentFromOther){ FragmentManager fraMan = getSupportFragmentManager(); Fragment fragment = fraMan.findFragmentByTag(MainScreenFragment.FRAGMENT_TAG); if(fragment!=null){ //the fragment is there but not shown probableFragment = (MainScreenFragment) fragment; // set the flag probableFragment.setSuppressArrivalsReload(true); showMainFragment(fraMan, probableFragment); } else { // we have no fragment probableFragment = createAndShowMainFragment(); } } probableFragment.requestArrivalsForStopID(ID); mNavView.setCheckedItem(R.id.nav_arrivals); } @Override public void toggleSpinner(boolean state) { MainScreenFragment probableFragment = getMainFragmentIfVisible(); if (probableFragment!=null){ probableFragment.toggleSpinner(state); } } @Override public void enableRefreshLayout(boolean yes) { MainScreenFragment probableFragment = getMainFragmentIfVisible(); if (probableFragment!=null){ probableFragment.enableRefreshLayout(yes); } } //Map Fragment stuff void createAndShowMapFragment(@Nullable Stop stop){ FragmentManager fm = getSupportFragmentManager(); FragmentTransaction ft = fm.beginTransaction(); MapFragment fragment = stop == null? MapFragment.getInstance(): MapFragment.getInstance(stop); ft.replace(R.id.mainActContentFrame, fragment, MapFragment.FRAGMENT_TAG); ft.addToBackStack(null); ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); ft.commit(); } class ToolbarItemClickListener implements Toolbar.OnMenuItemClickListener{ + private final Context activityContext; + + public ToolbarItemClickListener(Context activityContext) { + this.activityContext = activityContext; + } @Override public boolean onMenuItemClick(MenuItem item) { switch (item.getItemId()) { case R.id.action_about: startActivity(new Intent(ActivityPrincipal.this, ActivityAbout.class)); return true; case R.id.action_hack: - openIceweasel(getString(R.string.hack_url), getApplicationContext()); + openIceweasel(getString(R.string.hack_url), activityContext); return true; case R.id.action_source: - openIceweasel("https://gitpull.it/source/libre-busto/", getApplicationContext()); + openIceweasel("https://gitpull.it/source/libre-busto/", activityContext); return true; case R.id.action_licence: - openIceweasel("https://www.gnu.org/licenses/gpl-3.0.html", getApplicationContext()); + openIceweasel("https://www.gnu.org/licenses/gpl-3.0.html", activityContext); return true; default: } return false; } } } diff --git a/src/it/reyboz/bustorino/backend/utils.java b/src/it/reyboz/bustorino/backend/utils.java index 3c0f697..62fe6e6 100644 --- a/src/it/reyboz/bustorino/backend/utils.java +++ b/src/it/reyboz/bustorino/backend/utils.java @@ -1,150 +1,153 @@ package it.reyboz.bustorino.backend; import android.content.Context; import android.content.Intent; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.net.Uri; import android.util.Log; import android.util.TypedValue; import android.view.View; import java.io.PrintWriter; import java.io.StringWriter; import java.util.Arrays; public abstract class utils { private static final double EarthRadius = 6371e3; public static Double measuredistanceBetween(double lat1,double long1,double lat2,double long2){ final double phi1 = Math.toRadians(lat1); final double phi2 = Math.toRadians(lat2); final double deltaPhi = Math.toRadians(lat2-lat1); final double deltaTheta = Math.toRadians(long2-long1); final double a = Math.sin(deltaPhi/2)*Math.sin(deltaPhi/2)+ Math.cos(phi1)*Math.cos(phi2)*Math.sin(deltaTheta/2)*Math.sin(deltaTheta/2); final double c = 2*Math.atan2(Math.sqrt(a),Math.sqrt(1-a)); return Math.abs(EarthRadius*c); } /* public static int convertDipToPixels(Context con,float dips) { return (int) (dips * con.getResources().getDisplayMetrics().density + 0.5f); } */ public static float convertDipToPixels(Context con, float dp){ return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp,con.getResources().getDisplayMetrics()); } /* public static int calculateNumColumnsFromSize(View containerView, int pixelsize){ int width = containerView.getWidth(); float ncols = ((float)width)/pixelsize; return (int) Math.floor(ncols); } */ /** * Check if there is an internet connection * @param con context object to get the system service * @return true if we are */ public static boolean isConnected(Context con) { ConnectivityManager connMgr = (ConnectivityManager) con.getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo networkInfo = connMgr.getActiveNetworkInfo(); return networkInfo != null && networkInfo.isConnected(); } ///////////////////// INTENT HELPER //////////////////////////////////////////////////////////// /** * Try to extract the bus stop ID from a URi * * @param uri The URL * @return bus stop ID or null */ public static String getBusStopIDFromUri(Uri uri) { String busStopID; // everithing catches fire when passing null to a switch. String host = uri.getHost(); if (host == null) { Log.e("ActivityMain", "Not an URL: " + uri); return null; } switch (host) { case "m.gtt.to.it": // http://m.gtt.to.it/m/it/arrivi.jsp?n=1254 busStopID = uri.getQueryParameter("n"); if (busStopID == null) { Log.e("ActivityMain", "Expected ?n from: " + uri); } break; case "www.gtt.to.it": case "gtt.to.it": // http://www.gtt.to.it/cms/percorari/arrivi?palina=1254 busStopID = uri.getQueryParameter("palina"); if (busStopID == null) { Log.e("ActivityMain", "Expected ?palina from: " + uri); } break; default: Log.e("ActivityMain", "Unexpected intent URL: " + uri); busStopID = null; } return busStopID; } public static String toTitleCase(String givenString) { String[] arr = givenString.split(" "); StringBuffer sb = new StringBuffer(); //Log.d("BusTO chars", "String parsing: "+givenString+" in array: "+ Arrays.toString(arr)); for (int i = 0; i < arr.length; i++) { if (arr[i].length() > 1) sb.append(Character.toUpperCase(arr[i].charAt(0))) .append(arr[i].substring(1)).append(" "); else sb.append(arr[i]); } return sb.toString().trim(); } /** * Open an URL in the default browser. * * @param url URL */ public static void openIceweasel(String url, Context context) { Intent browserIntent1 = new Intent(Intent.ACTION_VIEW, Uri.parse(url)); - context.startActivity(browserIntent1); + if (browserIntent1.resolveActivity(context.getPackageManager()) != null) { + //check we have an activity ready to receive intents (otherwise, there will be a crash) + context.startActivity(browserIntent1); + } } /** * Print the first i lines of the the trace of an exception * https://stackoverflow.com/questions/21706722/fetch-only-first-n-lines-of-a-stack-trace */ /* public static String traceCaller(Exception ex, int i) { StringWriter sw = new StringWriter(); PrintWriter pw = new PrintWriter(sw); StringBuilder sb = new StringBuilder(); ex.printStackTrace(pw); String ss = sw.toString(); String[] splitted = ss.split("\n"); sb.append("\n"); if(splitted.length > 2 + i) { for(int x = 2; x < i+2; x++) { sb.append(splitted[x].trim()); sb.append("\n"); } return sb.toString(); } return "Trace too Short."; } */ }