Mark copied secrets as sensitive and auto-clear the backup passphrase.

Co-authored-by: Greyson Parrelil <greyson@signal.org>

app/src/main/java/org/thoughtcrime/securesms/backup/BackupDialog.java

@@ -2,8 +2,6 @@ package org.thoughtcrime.securesms.backup;
 
 
 import android.content.ActivityNotFoundException;
-import android.content.ClipData;
-import android.content.ClipboardManager;
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
@@ -39,6 +37,7 @@ public class BackupDialog {
 
   private static final String TAG = Log.tag(BackupDialog.class);
 
+
   public static void showEnableBackupDialog(@NonNull Context context,
                                             @Nullable Intent backupDirectorySelectionIntent,
                                             @Nullable String backupDirectoryDisplayName,
@@ -103,7 +102,7 @@ public class BackupDialog {
     textView.setOnClickListener(v -> checkBox.toggle());
 
     dialog.findViewById(R.id.number_table).setOnClickListener(v -> {
-      ((ClipboardManager)context.getSystemService(Context.CLIPBOARD_SERVICE)).setPrimaryClip(ClipData.newPlainText("text", Util.join(password, " ")));
+      Util.copyToClipboardSensitive(context, Util.join(password, " "));
       Toast.makeText(context, R.string.BackupDialog_copied_to_clipboard, Toast.LENGTH_LONG).show();
     });
 

app/src/main/java/org/thoughtcrime/securesms/backup/v2/ui/subscription/MessageBackupsFlowFragment.kt

@@ -65,7 +65,6 @@ class MessageBackupsFlowFragment : ComposeFragment(), InAppPaymentCheckoutDelega
 
     @VisibleForTesting
     const val TIER = "tier"
-    const val CLIPBOARD_TIMEOUT_SECONDS = 60
 
     private const val PDF_MIME_TYPE = "application/pdf"
 
@@ -192,7 +191,7 @@ class MessageBackupsFlowFragment : ComposeFragment(), InAppPaymentCheckoutDelega
               onSaveSuccessful = viewModel::onBackupKeySavedToPasswordManager
             )
           },
-          onCopyToClipboardClick = { Util.copyToClipboard(context, it, CLIPBOARD_TIMEOUT_SECONDS) },
+          onCopyToClipboardClick = { Util.copyToClipboardSensitive(context, it) },
           onRequestSaveToPasswordManager = viewModel::onBackupKeySaveRequested,
           onConfirmSaveToPasswordManager = viewModel::onBackupKeySaveConfirmed,
           onSaveStateCleared = viewModel::onBackupKeySaveStateCleared,
@@ -212,7 +211,7 @@ class MessageBackupsFlowFragment : ComposeFragment(), InAppPaymentCheckoutDelega
           canOpenPasswordManagerSettings = passwordManagerSettingsIntent != null,
           onNavigationClick = viewModel::goToPreviousStage,
           mode = remember { MessageBackupsKeyRecordMode.Next(viewModel::goToNextStage) },
-          onCopyToClipboardClick = { Util.copyToClipboard(context, it, CLIPBOARD_TIMEOUT_SECONDS) },
+          onCopyToClipboardClick = { Util.copyToClipboardSensitive(context, it) },
           onRequestSaveToPasswordManager = viewModel::onBackupKeySaveRequested,
           onConfirmSaveToPasswordManager = viewModel::onBackupKeySaveConfirmed,
           onSaveToPasswordManagerComplete = viewModel::onBackupKeySaveCompleted,
@@ -337,7 +336,7 @@ class MessageBackupsFlowFragment : ComposeFragment(), InAppPaymentCheckoutDelega
         }
       }
       SignalLoginViewDetailsAction.LaunchSaveAsPdf -> savePdfLauncher.launch(SignalLoginPdfRenderer.suggestedFileName(requireContext()))
-      is SignalLoginViewDetailsAction.CopyTextToClipboard -> Util.copyToClipboard(requireContext(), action.text, CLIPBOARD_TIMEOUT_SECONDS)
+      is SignalLoginViewDetailsAction.CopyTextToClipboard -> Util.copyToClipboardSensitive(requireContext(), action.text)
     }
   }
 

app/src/main/java/org/thoughtcrime/securesms/backup/v2/ui/subscription/MessageBackupsKeyRecordScreen.kt

@@ -91,8 +91,6 @@ import org.thoughtcrime.securesms.keyvalue.SignalStore
 import org.thoughtcrime.securesms.util.CommunicationActions
 import org.signal.core.ui.R as CoreUiR
 
-private const val CLIPBOARD_TIMEOUT_SECONDS = 60
-
 @Stable
 sealed interface MessageBackupsKeyRecordMode {
   data class Next(val onNextClick: () -> Unit) : MessageBackupsKeyRecordMode
@@ -133,7 +131,7 @@ fun MessageBackupsKeyRecordScreen(
     keySaveState = keySaveState,
     canOpenPasswordManagerSettings = passwordManagerSettingsIntent != null,
     onNavigationClick = { onBackPressedDispatcher?.onBackPressed() },
-    onCopyToClipboardClick = { Util.copyToClipboard(context, it, CLIPBOARD_TIMEOUT_SECONDS) },
+    onCopyToClipboardClick = { Util.copyToClipboardSensitive(context, it) },
     onRequestSaveToPasswordManager = backupKeyCredentialManagerHandler::onBackupKeySaveRequested,
     onConfirmSaveToPasswordManager = backupKeyCredentialManagerHandler::onBackupKeySaveConfirmed,
     onSaveToPasswordManagerComplete = backupKeyCredentialManagerHandler::onBackupKeySaveCompleted,

app/src/main/java/org/thoughtcrime/securesms/backup/v2/ui/verify/ForgotBackupKeyFragment.kt

@@ -16,10 +16,6 @@ import org.thoughtcrime.securesms.util.viewModel
  */
 class ForgotBackupKeyFragment : ComposeFragment() {
 
-  companion object {
-    const val CLIPBOARD_TIMEOUT_SECONDS = 60
-  }
-
   private val viewModel: ForgotBackupKeyViewModel by viewModel { ForgotBackupKeyViewModel() }
 
   @Composable

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/account/authenticator/TotpSetupFragment.kt

@@ -54,7 +54,7 @@ class TotpSetupFragment : ComposeFragment() {
     when (action) {
       TotpSetupAction.NavigateBack -> requireActivity().onBackPressedDispatcher.onBackPressed()
       is TotpSetupAction.LaunchTotpApp -> launchTotpApp(action.uri)
-      is TotpSetupAction.CopyKeyToClipboard -> Util.copyToClipboard(requireContext(), action.key)
+      is TotpSetupAction.CopyKeyToClipboard -> Util.copyToClipboardSensitive(requireContext(), action.key)
       TotpSetupAction.ShowKeyCopied -> toast(AppSettingsR.string.TotpSetupScreen__copied_to_clipboard)
       TotpSetupAction.ShowNoTotpAppFound -> toast(AppSettingsR.string.TotpSetupScreen__no_authenticator_app_found)
       TotpSetupAction.NavigateToCodeEntry -> findNavController().safeNavigate(R.id.action_authenticatorSetupFragment_to_authenticatorCodeEntryFragment)

app/src/main/java/org/thoughtcrime/securesms/components/settings/app/account/signallogin/SignalLoginViewDetailsFragment.kt

@@ -28,10 +28,6 @@ import org.thoughtcrime.securesms.components.TemporaryScreenshotSecurity
  */
 class SignalLoginViewDetailsFragment : ComposeFragment() {
 
-  companion object {
-    private const val CLIPBOARD_TIMEOUT_SECONDS = 60
-  }
-
   private val viewModel: SignalLoginViewDetailsViewModel by viewModels()
 
   private val savePdfLauncher = registerForActivityResult(ActivityResultContracts.CreateDocument("application/pdf")) { uri: Uri? ->
@@ -73,7 +69,7 @@ class SignalLoginViewDetailsFragment : ComposeFragment() {
         }
       }
       SignalLoginViewDetailsAction.LaunchSaveAsPdf -> savePdfLauncher.launch(SignalLoginPdfRenderer.suggestedFileName(requireContext()))
-      is SignalLoginViewDetailsAction.CopyTextToClipboard -> Util.copyToClipboard(requireContext(), action.text, CLIPBOARD_TIMEOUT_SECONDS)
+      is SignalLoginViewDetailsAction.CopyTextToClipboard -> Util.copyToClipboardSensitive(requireContext(), action.text)
     }
   }
 }

app/src/main/java/org/thoughtcrime/securesms/payments/backup/phrase/PaymentsRecoveryPhraseFragment.java

@@ -1,10 +1,5 @@
 package org.thoughtcrime.securesms.payments.backup.phrase;
 
-import android.app.AlarmManager;
-import android.app.PendingIntent;
-import android.content.ClipData;
-import android.content.ClipboardManager;
-import android.content.Intent;
 import android.os.Bundle;
 import android.view.View;
 import android.view.ViewGroup;
@@ -23,13 +18,10 @@ import androidx.recyclerview.widget.RecyclerView;
 
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
 
-import org.signal.core.util.ClearClipboardAlarmReceiver;
-import org.signal.core.util.PendingIntentFlags;
 import org.thoughtcrime.securesms.R;
 import org.thoughtcrime.securesms.components.TemporaryScreenshotSecurity;
 import org.thoughtcrime.securesms.keyvalue.SignalStore;
 import org.thoughtcrime.securesms.payments.Mnemonic;
-import org.signal.core.util.ServiceUtil;
 import org.signal.core.util.Util;
 import org.thoughtcrime.securesms.util.SystemWindowInsetsSetter;
 import org.thoughtcrime.securesms.util.navigation.SafeNavigation;
@@ -37,13 +29,13 @@ import org.thoughtcrime.securesms.util.navigation.SafeNavigation;
 import java.util.Arrays;
 import java.util.Comparator;
 import java.util.List;
-import java.util.concurrent.TimeUnit;
 import java.util.stream.IntStream;
 import java.util.stream.Collectors;
 
 public class PaymentsRecoveryPhraseFragment extends Fragment {
 
-  private static final int SPAN_COUNT = 2;
+  private static final int SPAN_COUNT                = 2;
+  private static final int CLIPBOARD_TIMEOUT_SECONDS = 30;
 
   public PaymentsRecoveryPhraseFragment() {
     super(R.layout.payments_recovery_phrase_fragment);
@@ -102,14 +94,7 @@ public class PaymentsRecoveryPhraseFragment extends Fragment {
   }
 
   private void copyWordsToClipboard(List<String> words) {
-    ClipboardManager clipboardManager = ServiceUtil.getClipboardManager(requireContext());
-    clipboardManager.setPrimaryClip(ClipData.newPlainText(getString(R.string.app_name), Util.join(words, " ")));
-
-    AlarmManager  alarmManager       = ServiceUtil.getAlarmManager(requireContext());
-    Intent        alarmIntent        = new Intent(requireContext(), ClearClipboardAlarmReceiver.class);
-    PendingIntent pendingAlarmIntent = PendingIntent.getBroadcast(requireContext(), 0, alarmIntent, PendingIntentFlags.mutable());
-
-    alarmManager.set(AlarmManager.RTC_WAKEUP, System.currentTimeMillis() + TimeUnit.SECONDS.toMillis(30), pendingAlarmIntent);
+    Util.copyToClipboardSensitive(requireContext(), Util.join(words, " "), CLIPBOARD_TIMEOUT_SECONDS);
   }
 
   private void setUpForConfirmation(@NonNull TextView message,