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Code Issues Projects Releases Wiki Activity

Removed option to remember shown overlay apps.

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This commit is contained in:
akwizgran
2017-06-29 18:47:36 +01:00
parent 8b32f82566
commit f3a084cfd2
7 changed files with 15 additions and 225 deletions
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8
briar-android/src/main/java/org/briarproject/briar/android/AppModule.java
View File

@@ -38,8 +38,6 @@ public class AppModule {
static class EagerSingletons {
@Inject
AndroidNotificationManager androidNotificationManager;
@Inject
ScreenFilterMonitor screenFilterMonitor;
}
private final Application application;
@@ -171,10 +169,8 @@ public class AppModule {
}
@Provides
@Singleton
ScreenFilterMonitor provideScreenFilterMonitor(
LifecycleManager lifecycleManager, ScreenFilterMonitorImpl sfm) {
lifecycleManager.registerService(sfm);
return sfm;
ScreenFilterMonitorImpl screenFilterMonitor) {
return screenFilterMonitor;
}
}

154
briar-android/src/main/java/org/briarproject/briar/android/ScreenFilterMonitorImpl.java
View File

@@ -1,23 +1,13 @@
package org.briarproject.briar.android;
import android.app.Application;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.pm.Signature;
import android.support.annotation.UiThread;
import android.support.v7.preference.PreferenceManager;
import org.briarproject.bramble.api.lifecycle.Service;
import org.briarproject.bramble.api.lifecycle.ServiceException;
import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
import org.briarproject.bramble.api.system.AndroidExecutor;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.bramble.util.StringUtils;
import org.briarproject.briar.api.android.ScreenFilterMonitor;
@@ -26,38 +16,26 @@ import java.io.InputStream;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import javax.inject.Inject;
import static android.Manifest.permission.SYSTEM_ALERT_WINDOW;
import static android.content.Intent.ACTION_PACKAGE_ADDED;
import static android.content.Intent.EXTRA_REPLACING;
import static android.content.pm.ApplicationInfo.FLAG_SYSTEM;
import static android.content.pm.ApplicationInfo.FLAG_UPDATED_SYSTEM_APP;
import static android.content.pm.PackageManager.GET_PERMISSIONS;
import static android.content.pm.PackageManager.GET_SIGNATURES;
import static java.util.logging.Level.WARNING;
@MethodsNotNullByDefault
@ParametersNotNullByDefault
public class ScreenFilterMonitorImpl extends BroadcastReceiver
implements Service, ScreenFilterMonitor {
@NotNullByDefault
class ScreenFilterMonitorImpl implements ScreenFilterMonitor {
private static final Logger LOG =
Logger.getLogger(ScreenFilterMonitorImpl.class.getName());
private static final String PREF_SCREEN_FILTER_APPS =
"shownScreenFilterApps";
/*
* Ignore Play Services if it uses this package name and public key - it's
@@ -78,122 +56,17 @@ public class ScreenFilterMonitorImpl extends BroadcastReceiver
"82BA35E003C1B4B10DD244A8EE24FFFD333872AB5221985EDAB0FC0D" +
"0B145B6AA192858E79020103";
private final Context appContext;
private final AndroidExecutor androidExecutor;
private final PackageManager pm;
private final SharedPreferences prefs;
private final AtomicBoolean used = new AtomicBoolean(false);
// The following must only be accessed on the UI thread
private final Set<String> apps = new HashSet<>();
private final Set<String> shownApps;
private boolean serviceStarted = false;
@Inject
ScreenFilterMonitorImpl(AndroidExecutor executor, Application app) {
this.androidExecutor = executor;
this.appContext = app;
pm = appContext.getPackageManager();
prefs = PreferenceManager.getDefaultSharedPreferences(appContext);
shownApps = getShownScreenFilterApps();
}
@Override
public void startService() throws ServiceException {
if (used.getAndSet(true)) throw new IllegalStateException();
Future<Void> f = androidExecutor.runOnUiThread(new Callable<Void>() {
@Override
public Void call() {
IntentFilter intentFilter = new IntentFilter();
intentFilter.addAction(ACTION_PACKAGE_ADDED);
intentFilter.addDataScheme("package");
appContext.registerReceiver(ScreenFilterMonitorImpl.this,
intentFilter);
apps.addAll(getInstalledScreenFilterApps());
serviceStarted = true;
return null;
}
});
try {
f.get();
} catch (InterruptedException | ExecutionException e) {
throw new ServiceException(e);
}
}
@Override
public void stopService() throws ServiceException {
Future<Void> f = androidExecutor.runOnUiThread(new Callable<Void>() {
@Override
public Void call() {
serviceStarted = false;
appContext.unregisterReceiver(ScreenFilterMonitorImpl.this);
return null;
}
});
try {
f.get();
} catch (InterruptedException | ExecutionException e) {
throw new ServiceException(e);
}
}
private Set<String> getShownScreenFilterApps() {
// Result must not be modified
Set<String> s = prefs.getStringSet(PREF_SCREEN_FILTER_APPS, null);
HashSet<String> result = new HashSet<>();
if (s != null) {
result.addAll(s);
}
return result;
}
@Override
public void onReceive(Context context, Intent intent) {
if (!intent.getBooleanExtra(EXTRA_REPLACING, false)) {
final String packageName =
intent.getData().getEncodedSchemeSpecificPart();
androidExecutor.runOnUiThread(new Runnable() {
@Override
public void run() {
String pkg = isOverlayApp(packageName);
if (pkg == null) {
return;
}
apps.add(pkg);
}
});
}
ScreenFilterMonitorImpl(Application app) {
pm = app.getPackageManager();
}
@Override
@UiThread
public Set<String> getApps() {
if (!serviceStarted) {
apps.addAll(getInstalledScreenFilterApps());
}
TreeSet<String> buf = new TreeSet<>();
if (apps.isEmpty()) {
return buf;
}
buf.addAll(apps);
buf.removeAll(shownApps);
return buf;
}
@Override
@UiThread
public void storeAppsAsShown(Collection<String> shown) {
shownApps.addAll(shown);
HashSet<String> buf = new HashSet<>(shown);
buf.addAll(getShownScreenFilterApps());
prefs.edit()
.putStringSet(PREF_SCREEN_FILTER_APPS, buf)
.apply();
}
private Set<String> getInstalledScreenFilterApps() {
HashSet<String> screenFilterApps = new HashSet<>();
Set<String> screenFilterApps = new TreeSet<>();
List<PackageInfo> packageInfos =
pm.getInstalledPackages(GET_PERMISSIONS);
for (PackageInfo packageInfo : packageInfos) {
@@ -207,21 +80,6 @@ public class ScreenFilterMonitorImpl extends BroadcastReceiver
return screenFilterApps;
}
// Checks if a package uses the SYSTEM_ALERT_WINDOW permission and if so
// returns the app name.
@Nullable
private String isOverlayApp(String pkg) {
try {
PackageInfo pkgInfo = pm.getPackageInfo(pkg, GET_PERMISSIONS);
if (isOverlayApp(pkgInfo)) {
return pkgToString(pkgInfo);
}
} catch (NameNotFoundException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
}
return null;
}
// Fetches the application name for a given package.
@Nullable
private String pkgToString(PackageInfo pkgInfo) {

4
briar-android/src/main/java/org/briarproject/briar/android/activity/BaseActivity.java
View File

@@ -123,10 +123,6 @@ public abstract class BaseActivity extends AppCompatActivity
dialogFrag.show(getSupportFragmentManager(), dialogFrag.getTag());
}
public void rememberShownApps(ArrayList<String> s) {
screenFilterMonitor.storeAppsAsShown(s);
}
@Override
protected void onDestroy() {
super.onDestroy();

28
briar-android/src/main/java/org/briarproject/briar/android/fragment/ScreenFilterDialogFragment.java
View File

@@ -6,22 +6,15 @@ import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.support.v7.app.AlertDialog;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.CheckBox;
import android.widget.TextView;
import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
import org.briarproject.bramble.api.nullsafety.NotNullByDefault;
import org.briarproject.briar.R;
import org.briarproject.briar.android.activity.BaseActivity;
import java.util.ArrayList;
import javax.annotation.Nullable;
@MethodsNotNullByDefault
@ParametersNotNullByDefault
@NotNullByDefault
public class ScreenFilterDialogFragment extends DialogFragment {
public static ScreenFilterDialogFragment newInstance(
@@ -38,25 +31,16 @@ public class ScreenFilterDialogFragment extends DialogFragment {
AlertDialog.Builder builder = new AlertDialog.Builder(getActivity(),
R.style.BriarDialogThemeNoFilter);
builder.setTitle(R.string.screen_filter_title);
LayoutInflater li = getActivity().getLayoutInflater();
// Pass null here because it's an AlertDialog
View v = li.inflate(R.layout.alert_dialog_checkbox, null, false);
TextView t = (TextView) v.findViewById(R.id.alert_dialog_text);
final ArrayList<String> apps =
getArguments().getStringArrayList("apps");
t.setText(getString(R.string.screen_filter_body, TextUtils
.join("\n", apps)));
final CheckBox cb = (CheckBox) v.findViewById(
R.id.checkbox_dont_show_again);
ArrayList<String> apps = getArguments().getStringArrayList("apps");
builder.setMessage(getString(R.string.screen_filter_body,
TextUtils.join("\n", apps)));
builder.setNeutralButton(R.string.continue_button,
new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
if (cb.isChecked())
((BaseActivity) getActivity()).rememberShownApps(apps);
dialog.dismiss();
}
});
builder.setView(v);
return builder.create();
}
}

4
briar-android/src/main/java/org/briarproject/briar/api/android/ScreenFilterMonitor.java
View File

@@ -2,14 +2,10 @@ package org.briarproject.briar.api.android;
import android.support.annotation.UiThread;
import java.util.Collection;
import java.util.Set;
public interface ScreenFilterMonitor {
@UiThread
Set<String> getApps();
@UiThread
void storeAppsAsShown(Collection<String> shown);
}