Make PendingIntents immutable on Android 6.0 and later.

app/src/main/java/org/schabi/newpipe/NewVersionWorker.kt

@@ -1,6 +1,5 @@
 package org.schabi.newpipe
 
-import android.app.PendingIntent
 import android.content.Context
 import android.content.Intent
 import android.util.Log
@@ -18,6 +17,7 @@ import com.grack.nanojson.JsonParser
 import com.grack.nanojson.JsonParserException
 import org.schabi.newpipe.extractor.downloader.Response
 import org.schabi.newpipe.extractor.exceptions.ReCaptchaException
+import org.schabi.newpipe.util.PendingIntentCompat
 import org.schabi.newpipe.util.ReleaseVersionUtil.coerceUpdateCheckExpiry
 import org.schabi.newpipe.util.ReleaseVersionUtil.isLastUpdateCheckExpired
 import org.schabi.newpipe.util.ReleaseVersionUtil.isReleaseApk
@@ -49,7 +49,7 @@ class NewVersionWorker(
         // A pending intent to open the apk location url in the browser.
         val intent = Intent(Intent.ACTION_VIEW, apkLocationUrl?.toUri())
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
-        val pendingIntent = PendingIntent.getActivity(app, 0, intent, 0)
+        val pendingIntent = PendingIntentCompat.getActivity(app, 0, intent, 0)
         val channelId = app.getString(R.string.app_update_notification_channel_id)
         val notificationBuilder = NotificationCompat.Builder(app, channelId)
             .setSmallIcon(R.drawable.ic_newpipe_update)

app/src/main/java/org/schabi/newpipe/error/ErrorUtil.kt

@@ -5,14 +5,14 @@ import android.app.PendingIntent
 import android.content.Context
 import android.content.Intent
 import android.graphics.Color
-import android.os.Build
 import android.view.View
 import android.widget.Toast
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
 import androidx.fragment.app.Fragment
 import com.google.android.material.snackbar.Snackbar
 import org.schabi.newpipe.R
+import org.schabi.newpipe.util.PendingIntentCompat
 
 /**
  * This class contains all of the methods that should be used to let the user know that an error has
@@ -104,11 +104,6 @@ class ErrorUtil {
          */
         @JvmStatic
         fun createNotification(context: Context, errorInfo: ErrorInfo) {
-            var pendingIntentFlags = PendingIntent.FLAG_UPDATE_CURRENT
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
-                pendingIntentFlags = pendingIntentFlags or PendingIntent.FLAG_IMMUTABLE
-            }
-
             val notificationBuilder: NotificationCompat.Builder =
                 NotificationCompat.Builder(
                     context,
@@ -119,11 +114,11 @@ class ErrorUtil {
                     .setContentText(context.getString(errorInfo.messageStringId))
                     .setAutoCancel(true)
                     .setContentIntent(
-                        PendingIntent.getActivity(
+                        PendingIntentCompat.getActivity(
                             context,
                             0,
                             getErrorActivityIntent(context, errorInfo),
-                            pendingIntentFlags
+                            PendingIntent.FLAG_UPDATE_CURRENT
                         )
                     )
 

app/src/main/java/org/schabi/newpipe/local/feed/notifications/NotificationHelper.kt

@@ -1,7 +1,6 @@
 package org.schabi.newpipe.local.feed.notifications
 
 import android.app.NotificationManager
-import android.app.PendingIntent
 import android.content.Context
 import android.content.Intent
 import android.graphics.Bitmap
@@ -20,6 +19,7 @@ import org.schabi.newpipe.extractor.stream.StreamInfoItem
 import org.schabi.newpipe.local.feed.service.FeedUpdateInfo
 import org.schabi.newpipe.util.Localization
 import org.schabi.newpipe.util.NavigationHelper
+import org.schabi.newpipe.util.PendingIntentCompat
 import org.schabi.newpipe.util.PicassoHelper
 
 /**
@@ -70,16 +70,13 @@ class NotificationHelper(val context: Context) {
 
         // open the channel page when clicking on the notification
         builder.setContentIntent(
-            PendingIntent.getActivity(
+            PendingIntentCompat.getActivity(
                 context,
                 data.pseudoId,
                 NavigationHelper
                     .getChannelIntent(context, data.listInfo.serviceId, data.listInfo.url)
                     .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK),
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M)
-                    PendingIntent.FLAG_IMMUTABLE
-                else
-                    0
+                0
             )
         )
 

app/src/main/java/org/schabi/newpipe/local/feed/service/FeedLoadService.kt

@@ -19,7 +19,6 @@
 
 package org.schabi.newpipe.local.feed.service
 
-import android.app.PendingIntent
 import android.app.Service
 import android.content.BroadcastReceiver
 import android.content.Context
@@ -43,6 +42,7 @@ import org.schabi.newpipe.extractor.ListInfo
 import org.schabi.newpipe.extractor.stream.StreamInfoItem
 import org.schabi.newpipe.local.feed.service.FeedEventManager.Event.ErrorResultEvent
 import org.schabi.newpipe.local.feed.service.FeedEventManager.postEvent
+import org.schabi.newpipe.util.PendingIntentCompat
 import java.util.concurrent.TimeUnit
 
 class FeedLoadService : Service() {
@@ -152,12 +152,8 @@ class FeedLoadService : Service() {
     private lateinit var notificationBuilder: NotificationCompat.Builder
 
     private fun createNotification(): NotificationCompat.Builder {
-        val cancelActionIntent = PendingIntent.getBroadcast(
-            this,
-            NOTIFICATION_ID,
-            Intent(ACTION_CANCEL),
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) PendingIntent.FLAG_IMMUTABLE else 0
-        )
+        val cancelActionIntent =
+            PendingIntentCompat.getBroadcast(this, NOTIFICATION_ID, Intent(ACTION_CANCEL), 0)
 
         return NotificationCompat.Builder(this, getString(R.string.notification_channel_id))
             .setOngoing(true)

app/src/main/java/org/schabi/newpipe/player/notification/NotificationUtil.java

@@ -1,7 +1,6 @@
 package org.schabi.newpipe.player.notification;
 
 import android.annotation.SuppressLint;
-import android.app.PendingIntent;
 import android.content.Intent;
 import android.content.pm.ServiceInfo;
 import android.graphics.Bitmap;
@@ -22,6 +21,7 @@
 import org.schabi.newpipe.player.Player;
 import org.schabi.newpipe.player.mediasession.MediaSessionPlayerUi;
 import org.schabi.newpipe.util.NavigationHelper;
+import org.schabi.newpipe.util.PendingIntentCompat;
 
 import java.util.List;
 import java.util.Objects;
@@ -133,8 +133,8 @@ private synchronized NotificationCompat.Builder createNotification() {
                         R.color.dark_background_color))
                 .setColorized(player.getPrefs().getBoolean(
                         player.getContext().getString(R.string.notification_colorize_key), true))
-                .setDeleteIntent(PendingIntent.getBroadcast(player.getContext(), NOTIFICATION_ID,
-                        new Intent(ACTION_CLOSE), FLAG_UPDATE_CURRENT));
+                .setDeleteIntent(PendingIntentCompat.getBroadcast(player.getContext(),
+                        NOTIFICATION_ID, new Intent(ACTION_CLOSE), FLAG_UPDATE_CURRENT));
 
         // set the initial value for the video thumbnail, updatable with updateNotificationThumbnail
         setLargeIcon(builder);
@@ -151,7 +151,7 @@ private synchronized void updateNotification() {
         }
 
         // also update content intent, in case the user switched players
-        notificationBuilder.setContentIntent(PendingIntent.getActivity(player.getContext(),
+        notificationBuilder.setContentIntent(PendingIntentCompat.getActivity(player.getContext(),
                 NOTIFICATION_ID, getIntentForNotification(), FLAG_UPDATE_CURRENT));
         notificationBuilder.setContentTitle(player.getVideoTitle());
         notificationBuilder.setContentText(player.getUploaderName());
@@ -334,7 +334,7 @@ private NotificationCompat.Action getAction(@DrawableRes final int drawable,
                                                 @StringRes final int title,
                                                 final String intentAction) {
         return new NotificationCompat.Action(drawable, player.getContext().getString(title),
-                PendingIntent.getBroadcast(player.getContext(), NOTIFICATION_ID,
+                PendingIntentCompat.getBroadcast(player.getContext(), NOTIFICATION_ID,
                         new Intent(intentAction), FLAG_UPDATE_CURRENT));
     }
 

app/src/main/java/org/schabi/newpipe/util/PendingIntentCompat.java

@@ -0,0 +1,69 @@
+package org.schabi.newpipe.util;
+
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Build;
+
+import androidx.annotation.NonNull;
+
+public final class PendingIntentCompat {
+    private PendingIntentCompat() {
+    }
+
+    private static int addImmutableFlag(final int flags) {
+        return Build.VERSION.SDK_INT >= Build.VERSION_CODES.M
+                ? flags | PendingIntent.FLAG_IMMUTABLE : flags;
+    }
+
+    /**
+     * Creates a {@link PendingIntent} to start an activity. It is immutable on API level 23 and
+     * greater.
+     *
+     * @param context     The context in which the activity should be started.
+     * @param requestCode The request code
+     * @param intent      The Intent of the activity to be launched.
+     * @param flags       The flags for the intent.
+     * @return The pending intent.
+     * @see PendingIntent#getActivity(Context, int, Intent, int)
+     */
+    @NonNull
+    public static PendingIntent getActivity(@NonNull final Context context, final int requestCode,
+                                            @NonNull final Intent intent, final int flags) {
+        return PendingIntent.getActivity(context, requestCode, intent, addImmutableFlag(flags));
+    }
+
+    /**
+     * Creates a {@link PendingIntent} to start a service. It is immutable on API level 23 and
+     * greater.
+     *
+     * @param context     The context in which the service should be started.
+     * @param requestCode The request code
+     * @param intent      The Intent of the service to be launched.
+     * @param flags       The flags for the intent.
+     * @return The pending intent.
+     * @see PendingIntent#getService(Context, int, Intent, int)
+     */
+    @NonNull
+    public static PendingIntent getService(@NonNull final Context context, final int requestCode,
+                                           @NonNull final Intent intent, final int flags) {
+        return PendingIntent.getService(context, requestCode, intent, addImmutableFlag(flags));
+    }
+
+    /**
+     * Creates a {@link PendingIntent} to perform a broadcast. It is immutable on API level 23 and
+     * greater.
+     *
+     * @param context     The context in which the broadcast should be performed.
+     * @param requestCode The request code
+     * @param intent      The Intent to be broadcast.
+     * @param flags       The flags for the intent.
+     * @return The pending intent.
+     * @see PendingIntent#getBroadcast(Context, int, Intent, int)
+     */
+    @NonNull
+    public static PendingIntent getBroadcast(@NonNull final Context context, final int requestCode,
+                                             @NonNull final Intent intent, final int flags) {
+        return PendingIntent.getBroadcast(context, requestCode, intent, addImmutableFlag(flags));
+    }
+}

app/src/main/java/us/shandian/giga/service/DownloadManagerService.java

@@ -47,6 +47,7 @@
 import org.schabi.newpipe.streams.io.StoredDirectoryHelper;
 import org.schabi.newpipe.streams.io.StoredFileHelper;
 import org.schabi.newpipe.util.Localization;
+import org.schabi.newpipe.util.PendingIntentCompat;
 
 import us.shandian.giga.postprocessing.Postprocessing;
 import us.shandian.giga.service.DownloadManager.NetworkState;
@@ -142,7 +143,7 @@ public void onCreate() {
         Intent openDownloadListIntent = new Intent(this, DownloadActivity.class)
                 .setAction(Intent.ACTION_MAIN);
 
-        mOpenDownloadList = PendingIntent.getActivity(this, 0,
+        mOpenDownloadList = PendingIntentCompat.getActivity(this, 0,
                 openDownloadListIntent,
                 PendingIntent.FLAG_UPDATE_CURRENT);
 
@@ -484,7 +485,8 @@ public void notifyFailedDownload(DownloadMission mission) {
 
     private PendingIntent makePendingIntent(String action) {
         Intent intent = new Intent(this, DownloadManagerService.class).setAction(action);
-        return PendingIntent.getService(this, intent.hashCode(), intent, PendingIntent.FLAG_UPDATE_CURRENT);
+        return PendingIntentCompat.getService(this, intent.hashCode(), intent,
+                PendingIntent.FLAG_UPDATE_CURRENT);
     }
 
     private void manageLock(boolean acquire) {