session-android/app/src/main/java/org/thoughtcrime/securesms/PassphraseRequiredActionBarActivity.java
2021-07-09 11:14:21 +10:00

180 lines
5.8 KiB
Java

package org.thoughtcrime.securesms;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import androidx.annotation.IdRes;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import org.session.libsignal.utilities.Log;
import org.thoughtcrime.securesms.home.HomeActivity;
import org.thoughtcrime.securesms.onboarding.LandingActivity;
import org.thoughtcrime.securesms.service.KeyCachingService;
import org.session.libsession.utilities.TextSecurePreferences;
import java.util.Locale;
//TODO AC: Rename to ScreenLockActionBarActivity.
public abstract class PassphraseRequiredActionBarActivity extends BaseActionBarActivity {
private static final String TAG = PassphraseRequiredActionBarActivity.class.getSimpleName();
public static final String LOCALE_EXTRA = "locale_extra";
private static final int STATE_NORMAL = 0;
private static final int STATE_PROMPT_PASSPHRASE = 1; //TODO AC: Rename to STATE_SCREEN_LOCKED
private static final int STATE_UPGRADE_DATABASE = 2; //TODO AC: Rename to STATE_MIGRATE_DATA
private static final int STATE_WELCOME_SCREEN = 3;
private BroadcastReceiver clearKeyReceiver;
@Override
protected final void onCreate(Bundle savedInstanceState) {
Log.i(TAG, "onCreate(" + savedInstanceState + ")");
onPreCreate();
final boolean locked = KeyCachingService.isLocked(this) &&
TextSecurePreferences.isScreenLockEnabled(this) &&
TextSecurePreferences.getLocalNumber(this) != null;
routeApplicationState(locked);
super.onCreate(savedInstanceState);
if (!isFinishing()) {
initializeClearKeyReceiver();
onCreate(savedInstanceState, true);
}
}
protected void onPreCreate() {}
protected void onCreate(Bundle savedInstanceState, boolean ready) {}
@Override
protected void onPause() {
Log.i(TAG, "onPause()");
super.onPause();
}
@Override
protected void onDestroy() {
Log.i(TAG, "onDestroy()");
super.onDestroy();
removeClearKeyReceiver(this);
}
public void onMasterSecretCleared() {
Log.i(TAG, "onMasterSecretCleared()");
if (ApplicationContext.getInstance(this).isAppVisible()) routeApplicationState(true);
else finish();
}
protected <T extends Fragment> T initFragment(@IdRes int target,
@NonNull T fragment)
{
return initFragment(target, fragment, null);
}
protected <T extends Fragment> T initFragment(@IdRes int target,
@NonNull T fragment,
@Nullable Locale locale)
{
return initFragment(target, fragment, locale, null);
}
protected <T extends Fragment> T initFragment(@IdRes int target,
@NonNull T fragment,
@Nullable Locale locale,
@Nullable Bundle extras)
{
Bundle args = new Bundle();
args.putSerializable(LOCALE_EXTRA, locale);
if (extras != null) {
args.putAll(extras);
}
fragment.setArguments(args);
getSupportFragmentManager().beginTransaction()
.replace(target, fragment)
.commitAllowingStateLoss();
return fragment;
}
private void routeApplicationState(boolean locked) {
Intent intent = getIntentForState(getApplicationState(locked));
if (intent != null) {
startActivity(intent);
finish();
}
}
private Intent getIntentForState(int state) {
Log.i(TAG, "routeApplicationState(), state: " + state);
switch (state) {
case STATE_PROMPT_PASSPHRASE: return getPromptPassphraseIntent();
case STATE_UPGRADE_DATABASE: return getUpgradeDatabaseIntent();
case STATE_WELCOME_SCREEN: return getWelcomeIntent();
default: return null;
}
}
private int getApplicationState(boolean locked) {
if (locked) {
return STATE_PROMPT_PASSPHRASE;
} else if (DatabaseUpgradeActivity.isUpdate(this)) {
return STATE_UPGRADE_DATABASE;
} else if (!TextSecurePreferences.hasSeenWelcomeScreen(this)) {
return STATE_WELCOME_SCREEN;
} else {
return STATE_NORMAL;
}
}
private Intent getPromptPassphraseIntent() {
return getRoutedIntent(PassphrasePromptActivity.class, getIntent());
}
private Intent getUpgradeDatabaseIntent() {
return getRoutedIntent(DatabaseUpgradeActivity.class, getConversationListIntent());
}
private Intent getWelcomeIntent() {
return getRoutedIntent(LandingActivity.class, getConversationListIntent());
}
private Intent getConversationListIntent() {
return new Intent(this, HomeActivity.class);
}
private Intent getRoutedIntent(Class<?> destination, @Nullable Intent nextIntent) {
final Intent intent = new Intent(this, destination);
if (nextIntent != null) intent.putExtra("next_intent", nextIntent);
return intent;
}
private void initializeClearKeyReceiver() {
Log.i(TAG, "initializeClearKeyReceiver()");
this.clearKeyReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
Log.i(TAG, "onReceive() for clear key event");
onMasterSecretCleared();
}
};
IntentFilter filter = new IntentFilter(KeyCachingService.CLEAR_KEY_EVENT);
registerReceiver(clearKeyReceiver, filter, KeyCachingService.KEY_PERMISSION, null);
}
private void removeClearKeyReceiver(Context context) {
if (clearKeyReceiver != null) {
context.unregisterReceiver(clearKeyReceiver);
clearKeyReceiver = null;
}
}
}