PlayerUIList: make UI list private

The `R.id` link from the comment cannot be resolved, so let’s not link
it for now.

We are using some exoplayer2 resources, let’s silence the warning.

.github/workflows/ci.yml

@@ -72,8 +72,8 @@ jobs:
           - api-level: 21
             target: default
             arch: x86
-          - api-level: 35
-            target: default
+          - api-level: 33
+            target: google_apis # emulator API 33 only exists with Google APIs
             arch: x86_64
 
     permissions:
@@ -111,7 +111,6 @@ jobs:
           path: app/build/reports/androidTests/connected/**
 
   sonar:
-    if: ${{ false }} # the key has expired and needs to be regenerated by the sonar admins
     runs-on: ubuntu-latest
 
     permissions:

.gitignore

@@ -10,6 +10,7 @@ captures/
 *.class
 app/debug/
 app/release/
+.kotlin/
 
 # vscode / eclipse files
 *.classpath

README.md

@@ -1,26 +1,20 @@
-<h3 align="center">We are <i>rewriting</i> large chunks of the codebase, to bring about <a href="https://newpipe.net/blog/pinned/announcement/newpipe-0.27.6-rewrite-team-states/#the-refactor">a modern and stable NewPipe</a>! You can download nightly builds <a href="https://github.com/TeamNewPipe/NewPipe-refactor-nightly/releases">here</a>.</h3>
-<h4 align="center">Please work on the <code>refactor</code> branch if you want to contribute <i>new features</i>. The current codebase is in maintenance mode and will only receive <i>bugfixes</i>.</h4>
+<h3 align="center">We are planning to <i>rewrite</i> large chunks of the codebase, to bring about <a href="https://github.com/TeamNewPipe/NewPipe/discussions/10118">a new, modern and stable NewPipe</a>!</h3>
+<h4 align="center">Please do <b>not</b> open pull requests for <i>new features</i> now, only bugfix PRs will be accepted.</h4>
 
 <p align="center"><a href="https://newpipe.net"><img src="assets/new_pipe_icon_5.png" width="150"></a></p> 
 <h2 align="center"><b>NewPipe</b></h2>
 <h4 align="center">A libre lightweight streaming front-end for Android.</h4>
 
-<p align="center"><a href="https://f-droid.org/packages/org.schabi.newpipe/"><img src="https://fdroid.gitlab.io/artwork/badge/get-it-on-en.svg" alt="Get it on F-Droid" width=206/></a></p>
+<p align="center"><a href="https://f-droid.org/packages/org.schabi.newpipe/"><img src="https://fdroid.gitlab.io/artwork/badge/get-it-on-en.svg" alt="Get it on F-Droid" height=80/></a></p>
 
 <p align="center">
-<a href="https://github.com/TeamNewPipe/NewPipe/releases" alt="GitHub NewPipe releases"><img src="https://img.shields.io/github/release/TeamNewPipe/NewPipe.svg" ></a>
-<a href="https://github.com/TeamNewPipe/NewPipe-nightly/releases" alt="GitHub NewPipe nightly releases"><img src="https://img.shields.io/github/release/TeamNewPipe/NewPipe-nightly.svg?labelColor=purple&label=dev%20nightly"></a>
-<a href="https://github.com/TeamNewPipe/NewPipe-refactor-nightly/releases" alt="GitHub NewPipe refactor nightly releases"><img src="https://img.shields.io/github/release/TeamNewPipe/NewPipe-refactor-nightly.svg?labelColor=purple&label=refactor%20nightly"></a>
+<a href="https://github.com/TeamNewPipe/NewPipe/releases" alt="GitHub release"><img src="https://img.shields.io/github/release/TeamNewPipe/NewPipe.svg" ></a>
 <a href="https://www.gnu.org/licenses/gpl-3.0" alt="License: GPLv3"><img src="https://img.shields.io/badge/License-GPL%20v3-blue.svg"></a>
-<a href="https://github.com/TeamNewPipe/NewPipe/actions" alt="Build Status"><img src="https://github.com/TeamNewPipe/NewPipe/actions/workflows/ci.yml/badge.svg?branch=dev&event=push"></a>
+<a href="https://github.com/TeamNewPipe/NewPipe/actions" alt="Build Status"><img src="https://github.com/TeamNewPipe/NewPipe/workflows/CI/badge.svg?branch=dev&event=push"></a>
 <a href="https://hosted.weblate.org/engage/newpipe/" alt="Translation Status"><img src="https://hosted.weblate.org/widgets/newpipe/-/svg-badge.svg"></a>
-</p>
-
-<p align="center">
 <a href="https://web.libera.chat/#newpipe" alt="IRC channel: #newpipe"><img src="https://img.shields.io/badge/IRC%20chat-%23newpipe-brightgreen.svg"></a>
 <a href="https://matrix.to/#/#newpipe:matrix.newpipe-ev.de" alt="Matrix channel: #newpipe"><img src="https://img.shields.io/badge/Matrix%20chat-%23newpipe-blue"></a>
 </p>
-
 <hr>
 <p align="center"><a href="#screenshots">Screenshots</a> &bull; <a href="#supported-services">Supported Services</a> &bull; <a href="#description">Description</a> &bull; <a href="#features">Features</a> &bull; <a href="#installation-and-updates">Installation and updates</a> &bull; <a href="#contribution">Contribution</a> &bull; <a href="#donate">Donate</a> &bull; <a href="#license">License</a></p>
 <p align="center"><a href="https://newpipe.net">Website</a> &bull; <a href="https://newpipe.net/blog/">Blog</a> &bull; <a href="https://newpipe.net/FAQ/">FAQ</a> &bull; <a href="https://newpipe.net/press/">Press</a></p>

app/check-dependencies.gradle

@@ -0,0 +1,48 @@
+tasks.register('checkDependenciesOrder') {
+    group = 'verification'
+    description = 'Checks that each section in libs.versions.toml is sorted alphabetically'
+
+    def tomlFile = file('../gradle/libs.versions.toml')
+
+    doLast {
+        if (!tomlFile.exists()) {
+            throw new GradleException('TOML file not found')
+        }
+
+        def lines = tomlFile.readLines()
+        def nonSortedBlocks = []
+        def currentBlock = []
+        def prevLine = ''
+        def prevIndex = 0
+
+        lines.eachWithIndex { line, lineIndex ->
+            if (line.trim() && !line.startsWith('#')) {
+                if (line.startsWith('[')) {
+                    prevLine = ''
+                } else {
+                    def currIndex = lineIndex + 1
+                    if (prevLine > line) {
+                        if (currentBlock && currentBlock[-1] == "${prevIndex}: ${prevLine}") {
+                            currentBlock.add("${currIndex}: ${line}")
+                        } else {
+                            if (!currentBlock.isEmpty()) {
+                                nonSortedBlocks.add(currentBlock)
+                                currentBlock = []
+                            }
+                            currentBlock.add("${prevIndex}: ${prevLine}")
+                            currentBlock.add("${currIndex}: ${line}")
+                        }
+                    }
+                    prevLine = line
+                    prevIndex = lineIndex + 1
+                }
+            }
+        }
+
+        if (!currentBlock.isEmpty()) {
+            nonSortedBlocks.add(currentBlock)
+            throw new GradleException("The following lines were not sorted:\n" +
+                    nonSortedBlocks.collect { it.join("\n") }.join("\n\n"))
+        }
+    }
+}

app/src/androidTest/java/org/schabi/newpipe/error/ErrorInfoTest.java

@@ -12,7 +12,6 @@ import org.schabi.newpipe.extractor.ServiceList;
 import org.schabi.newpipe.extractor.exceptions.ParsingException;
 
 import java.util.Arrays;
-import java.util.Objects;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
@@ -24,23 +23,8 @@ import static org.junit.Assert.assertTrue;
 @LargeTest
 public class ErrorInfoTest {
 
-    /**
-     * @param errorInfo the error info to access
-     * @return the private field errorInfo.message.stringRes using reflection
-     */
-    private int getMessageFromErrorInfo(final ErrorInfo errorInfo)
-            throws NoSuchFieldException, IllegalAccessException {
-        final var message = ErrorInfo.class.getDeclaredField("message");
-        message.setAccessible(true);
-        final var messageValue = (ErrorInfo.Companion.ErrorMessage) message.get(errorInfo);
-
-        final var stringRes = ErrorInfo.Companion.ErrorMessage.class.getDeclaredField("stringRes");
-        stringRes.setAccessible(true);
-        return (int) Objects.requireNonNull(stringRes.get(messageValue));
-    }
-
     @Test
-    public void errorInfoTestParcelable() throws NoSuchFieldException, IllegalAccessException {
+    public void errorInfoTestParcelable() {
         final ErrorInfo info = new ErrorInfo(new ParsingException("Hello"),
                 UserAction.USER_REPORT, "request", ServiceList.YouTube.getServiceId());
         // Obtain a Parcel object and write the parcelable object to it:
@@ -55,7 +39,7 @@ public class ErrorInfoTest {
         assertEquals(ServiceList.YouTube.getServiceInfo().getName(),
                 infoFromParcel.getServiceName());
         assertEquals("request", infoFromParcel.getRequest());
-        assertEquals(R.string.parsing_error, getMessageFromErrorInfo(infoFromParcel));
+        assertEquals(R.string.parsing_error, infoFromParcel.getMessageStringId());
 
         parcel.recycle();
     }

app/src/main/AndroidManifest.xml

@@ -9,8 +9,6 @@
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
-    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_DATA_SYNC" />
-    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
 
     <!-- We need to be able to open links in the browser on API 30+ -->
@@ -59,15 +57,6 @@
             </intent-filter>
         </receiver>
 
-        <service
-            android:name="androidx.appcompat.app.AppLocalesMetadataHolderService"
-            android:enabled="false"
-            android:exported="false">
-            <meta-data
-                android:name="autoStoreLocales"
-                android:value="true" />
-        </service>
-
         <service
             android:name=".player.PlayerService"
             android:exported="true"
@@ -91,27 +80,19 @@
             android:exported="false"
             android:label="@string/settings" />
 
+        <activity
+            android:name=".settings.SettingsV2Activity"
+            android:exported="true"
+            android:label="@string/settings" />
+
         <activity
             android:name=".about.AboutActivity"
             android:exported="false"
             android:label="@string/title_activity_about" />
 
-        <service
-            android:name=".local.subscription.services.SubscriptionsImportService"
-            android:foregroundServiceType="dataSync" />
-
-        <service
-            android:name=".local.subscription.services.SubscriptionsExportService"
-            android:foregroundServiceType="dataSync" />
-
-        <service
-            android:name=".local.feed.service.FeedLoadService"
-            android:foregroundServiceType="dataSync" />
-
-        <service
-            android:name="androidx.work.impl.foreground.SystemForegroundService"
-            android:foregroundServiceType="dataSync"
-            tools:node="merge" />
+        <service android:name=".local.subscription.services.SubscriptionsImportService" />
+        <service android:name=".local.subscription.services.SubscriptionsExportService" />
+        <service android:name=".local.feed.service.FeedLoadService" />
 
         <activity
             android:name=".PanicResponderActivity"
@@ -143,8 +124,7 @@
             android:label="@string/app_name"
             android:launchMode="singleTask" />
 
-        <service android:name="us.shandian.giga.service.DownloadManagerService"
-            android:foregroundServiceType="dataSync" />
+        <service android:name="us.shandian.giga.service.DownloadManagerService" />
 
         <activity
             android:name=".util.FilePickerActivityHelper"
@@ -437,7 +417,6 @@
         </activity>
         <service
             android:name=".RouterActivity$FetcherService"
-            android:foregroundServiceType="dataSync"
             android:exported="false" />
 
         <!-- opting out of sending metrics to Google in Android System WebView -->

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

@@ -0,0 +1,22 @@
+package org.schabi.newpipe
+
+import android.content.Context
+import android.content.SharedPreferences
+import androidx.preference.PreferenceManager
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+class AppModule {
+
+    @Provides
+    @Singleton
+    fun providesSharedPreference(@ApplicationContext context: Context): SharedPreferences {
+        return PreferenceManager.getDefaultSharedPreferences(context)
+    }
+}

app/src/main/java/org/schabi/newpipe/DownloaderImpl.java

@@ -29,7 +29,7 @@ import okhttp3.ResponseBody;
 
 public final class DownloaderImpl extends Downloader {
     public static final String USER_AGENT =
-            "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:140.0) Gecko/20100101 Firefox/140.0";
+            "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:128.0) Gecko/20100101 Firefox/128.0";
     public static final String YOUTUBE_RESTRICTED_MODE_COOKIE_KEY =
             "youtube_restricted_mode_key";
     public static final String YOUTUBE_RESTRICTED_MODE_COOKIE = "PREF=f2=8000000";
@@ -48,6 +48,11 @@ public final class DownloaderImpl extends Downloader {
         this.mCookies = new HashMap<>();
     }
 
+    @NonNull
+    public OkHttpClient getClient() {
+        return client;
+    }
+
     /**
      * It's recommended to call exactly once in the entire lifetime of the application.
      *

app/src/main/java/org/schabi/newpipe/RouterActivity.java

@@ -58,10 +58,20 @@ import org.schabi.newpipe.extractor.NewPipe;
 import org.schabi.newpipe.extractor.StreamingService;
 import org.schabi.newpipe.extractor.StreamingService.LinkType;
 import org.schabi.newpipe.extractor.channel.ChannelInfo;
+import org.schabi.newpipe.extractor.exceptions.AgeRestrictedContentException;
+import org.schabi.newpipe.extractor.exceptions.ContentNotAvailableException;
+import org.schabi.newpipe.extractor.exceptions.ContentNotSupportedException;
 import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.exceptions.GeographicRestrictionException;
+import org.schabi.newpipe.extractor.exceptions.PaidContentException;
+import org.schabi.newpipe.extractor.exceptions.PrivateContentException;
+import org.schabi.newpipe.extractor.exceptions.ReCaptchaException;
+import org.schabi.newpipe.extractor.exceptions.SoundCloudGoPlusContentException;
+import org.schabi.newpipe.extractor.exceptions.YoutubeMusicPremiumContentException;
 import org.schabi.newpipe.extractor.linkhandler.ListLinkHandler;
 import org.schabi.newpipe.extractor.playlist.PlaylistInfo;
 import org.schabi.newpipe.extractor.stream.StreamInfo;
+import org.schabi.newpipe.ktx.ExceptionUtils;
 import org.schabi.newpipe.local.dialog.PlaylistDialog;
 import org.schabi.newpipe.player.PlayerType;
 import org.schabi.newpipe.player.helper.PlayerHelper;
@@ -74,6 +84,7 @@ import org.schabi.newpipe.util.ChannelTabHelper;
 import org.schabi.newpipe.util.Constants;
 import org.schabi.newpipe.util.DeviceUtils;
 import org.schabi.newpipe.util.ExtractorHelper;
+import org.schabi.newpipe.util.Localization;
 import org.schabi.newpipe.util.NavigationHelper;
 import org.schabi.newpipe.util.PermissionHelper;
 import org.schabi.newpipe.util.ThemeHelper;
@@ -121,6 +132,7 @@ public class RouterActivity extends AppCompatActivity {
         ThemeHelper.setDayNightMode(this);
         setTheme(ThemeHelper.isLightThemeSelected(this)
                 ? R.style.RouterActivityThemeLight : R.style.RouterActivityThemeDark);
+        Localization.assureCorrectAppLanguage(this);
 
         // Pass-through touch events to background activities
         // so that our transparent window won't lock UI in the mean time
@@ -250,8 +262,7 @@ public class RouterActivity extends AppCompatActivity {
                         showUnsupportedUrlDialog(url);
                     }
                 }, throwable -> handleError(this, new ErrorInfo(throwable,
-                        UserAction.SHARE_TO_NEWPIPE, "Getting service from url: " + url,
-                        null, url))));
+                        UserAction.SHARE_TO_NEWPIPE, "Getting service from url: " + url))));
     }
 
     /**
@@ -260,19 +271,40 @@ public class RouterActivity extends AppCompatActivity {
      * @param errorInfo the error information
      */
     private static void handleError(final Context context, final ErrorInfo errorInfo) {
-        if (errorInfo.getRecaptchaUrl() != null) {
+        if (errorInfo.getThrowable() != null) {
+            errorInfo.getThrowable().printStackTrace();
+        }
+
+        if (errorInfo.getThrowable() instanceof ReCaptchaException) {
             Toast.makeText(context, R.string.recaptcha_request_toast, Toast.LENGTH_LONG).show();
             // Starting ReCaptcha Challenge Activity
             final Intent intent = new Intent(context, ReCaptchaActivity.class);
             intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-            intent.putExtra(ReCaptchaActivity.RECAPTCHA_URL_EXTRA, errorInfo.getRecaptchaUrl());
             context.startActivity(intent);
-        } else if (errorInfo.isReportable()) {
-            ErrorUtil.createNotification(context, errorInfo);
+        } else if (errorInfo.getThrowable() != null
+                && ExceptionUtils.isNetworkRelated(errorInfo.getThrowable())) {
+            Toast.makeText(context, R.string.network_error, Toast.LENGTH_LONG).show();
+        } else if (errorInfo.getThrowable() instanceof AgeRestrictedContentException) {
+            Toast.makeText(context, R.string.restricted_video_no_stream,
+                    Toast.LENGTH_LONG).show();
+        } else if (errorInfo.getThrowable() instanceof GeographicRestrictionException) {
+            Toast.makeText(context, R.string.georestricted_content, Toast.LENGTH_LONG).show();
+        } else if (errorInfo.getThrowable() instanceof PaidContentException) {
+            Toast.makeText(context, R.string.paid_content, Toast.LENGTH_LONG).show();
+        } else if (errorInfo.getThrowable() instanceof PrivateContentException) {
+            Toast.makeText(context, R.string.private_content, Toast.LENGTH_LONG).show();
+        } else if (errorInfo.getThrowable() instanceof SoundCloudGoPlusContentException) {
+            Toast.makeText(context, R.string.soundcloud_go_plus_content,
+                    Toast.LENGTH_LONG).show();
+        } else if (errorInfo.getThrowable() instanceof YoutubeMusicPremiumContentException) {
+            Toast.makeText(context, R.string.youtube_music_premium_content,
+                    Toast.LENGTH_LONG).show();
+        } else if (errorInfo.getThrowable() instanceof ContentNotAvailableException) {
+            Toast.makeText(context, R.string.content_not_available, Toast.LENGTH_LONG).show();
+        } else if (errorInfo.getThrowable() instanceof ContentNotSupportedException) {
+            Toast.makeText(context, R.string.content_not_supported, Toast.LENGTH_LONG).show();
         } else {
-            // this exception does not usually indicate a problem that should be reported,
-            // so just show a toast instead of the notification
-            Toast.makeText(context, errorInfo.getMessage(context), Toast.LENGTH_LONG).show();
+            ErrorUtil.createNotification(context, errorInfo);
         }
 
         if (context instanceof RouterActivity) {
@@ -635,8 +667,7 @@ public class RouterActivity extends AppCompatActivity {
                         startActivity(intent);
                         finish();
                     }, throwable -> handleError(this, new ErrorInfo(throwable,
-                            UserAction.SHARE_TO_NEWPIPE, "Starting info activity: " + currentUrl,
-                            null, currentUrl)))
+                            UserAction.SHARE_TO_NEWPIPE, "Starting info activity: " + currentUrl)))
             );
             return;
         }
@@ -823,10 +854,10 @@ public class RouterActivity extends AppCompatActivity {
                                             })
                                     )),
                             throwable -> runOnVisible(ctx -> handleError(ctx, new ErrorInfo(
-                                    throwable, UserAction.REQUESTED_STREAM,
+                                    throwable,
+                                    UserAction.REQUESTED_STREAM,
                                     "Tried to add " + currentUrl + " to a playlist",
-                                    ((RouterActivity) ctx).currentService.getServiceId(),
-                                    currentUrl)
+                                    ((RouterActivity) ctx).currentService.getServiceId())
                             ))
                     )
             );
@@ -966,7 +997,7 @@ public class RouterActivity extends AppCompatActivity {
                             }
                         }, throwable -> handleError(this, new ErrorInfo(throwable, finalUserAction,
                                 choice.url + " opened with " + choice.playerChoice,
-                                choice.serviceId, choice.url)));
+                                choice.serviceId)));
             }
         }
 

app/src/main/java/org/schabi/newpipe/about/AboutActivity.kt

@@ -1,201 +1,31 @@
 package org.schabi.newpipe.about
 
 import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.MenuItem
-import android.view.View
-import android.view.ViewGroup
-import android.widget.Button
-import androidx.annotation.StringRes
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
 import androidx.appcompat.app.AppCompatActivity
-import androidx.fragment.app.Fragment
-import androidx.fragment.app.FragmentActivity
-import androidx.viewpager2.adapter.FragmentStateAdapter
-import com.google.android.material.tabs.TabLayoutMediator
-import org.schabi.newpipe.BuildConfig
+import androidx.compose.ui.res.stringResource
 import org.schabi.newpipe.R
-import org.schabi.newpipe.databinding.ActivityAboutBinding
-import org.schabi.newpipe.databinding.FragmentAboutBinding
-import org.schabi.newpipe.util.ThemeHelper
-import org.schabi.newpipe.util.external_communication.ShareUtils
+import org.schabi.newpipe.ui.components.common.ScaffoldWithToolbar
+import org.schabi.newpipe.ui.screens.AboutScreen
+import org.schabi.newpipe.ui.theme.AppTheme
+import org.schabi.newpipe.util.Localization
 
 class AboutActivity : AppCompatActivity() {
-
     override fun onCreate(savedInstanceState: Bundle?) {
+        Localization.assureCorrectAppLanguage(this)
+        enableEdgeToEdge()
         super.onCreate(savedInstanceState)
-        ThemeHelper.setTheme(this)
-        title = getString(R.string.title_activity_about)
 
-        val aboutBinding = ActivityAboutBinding.inflate(layoutInflater)
-        setContentView(aboutBinding.root)
-        setSupportActionBar(aboutBinding.aboutToolbar)
-        supportActionBar?.setDisplayHomeAsUpEnabled(true)
-
-        // Create the adapter that will return a fragment for each of the three
-        // primary sections of the activity.
-        val mAboutStateAdapter = AboutStateAdapter(this)
-        // Set up the ViewPager with the sections adapter.
-        aboutBinding.aboutViewPager2.adapter = mAboutStateAdapter
-        TabLayoutMediator(
-            aboutBinding.aboutTabLayout,
-            aboutBinding.aboutViewPager2
-        ) { tab, position ->
-            tab.setText(mAboutStateAdapter.getPageTitle(position))
-        }.attach()
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        if (item.itemId == android.R.id.home) {
-            finish()
-            return true
-        }
-        return super.onOptionsItemSelected(item)
-    }
-
-    /**
-     * A placeholder fragment containing a simple view.
-     */
-    class AboutFragment : Fragment() {
-        private fun Button.openLink(@StringRes url: Int) {
-            setOnClickListener {
-                ShareUtils.openUrlInApp(context, requireContext().getString(url))
+        setContent {
+            AppTheme {
+                ScaffoldWithToolbar(
+                    title = stringResource(R.string.title_activity_about),
+                    onBackClick = { onBackPressedDispatcher.onBackPressed() }
+                ) { padding ->
+                    AboutScreen(padding)
+                }
             }
         }
-
-        override fun onCreateView(
-            inflater: LayoutInflater,
-            container: ViewGroup?,
-            savedInstanceState: Bundle?
-        ): View {
-            FragmentAboutBinding.inflate(inflater, container, false).apply {
-                aboutAppVersion.text = BuildConfig.VERSION_NAME
-                aboutGithubLink.openLink(R.string.github_url)
-                aboutDonationLink.openLink(R.string.donation_url)
-                aboutWebsiteLink.openLink(R.string.website_url)
-                aboutPrivacyPolicyLink.openLink(R.string.privacy_policy_url)
-                faqLink.openLink(R.string.faq_url)
-                return root
-            }
-        }
-    }
-
-    /**
-     * A [FragmentStateAdapter] that returns a fragment corresponding to
-     * one of the sections/tabs/pages.
-     */
-    private class AboutStateAdapter(fa: FragmentActivity) : FragmentStateAdapter(fa) {
-        private val posAbout = 0
-        private val posLicense = 1
-        private val totalCount = 2
-
-        override fun createFragment(position: Int): Fragment {
-            return when (position) {
-                posAbout -> AboutFragment()
-                posLicense -> LicenseFragment.newInstance(SOFTWARE_COMPONENTS)
-                else -> throw IllegalArgumentException("Unknown position for ViewPager2")
-            }
-        }
-
-        override fun getItemCount(): Int {
-            // Show 2 total pages.
-            return totalCount
-        }
-
-        fun getPageTitle(position: Int): Int {
-            return when (position) {
-                posAbout -> R.string.tab_about
-                posLicense -> R.string.tab_licenses
-                else -> throw IllegalArgumentException("Unknown position for ViewPager2")
-            }
-        }
-    }
-
-    companion object {
-        /**
-         * List of all software components.
-         */
-        private val SOFTWARE_COMPONENTS = arrayListOf(
-            SoftwareComponent(
-                "ACRA", "2013", "Kevin Gaudin",
-                "https://github.com/ACRA/acra", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "AndroidX", "2005 - 2011", "The Android Open Source Project",
-                "https://developer.android.com/jetpack", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "ExoPlayer", "2014 - 2020", "Google, Inc.",
-                "https://github.com/google/ExoPlayer", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "GigaGet", "2014 - 2015", "Peter Cai",
-                "https://github.com/PaperAirplane-Dev-Team/GigaGet", StandardLicenses.GPL3
-            ),
-            SoftwareComponent(
-                "Groupie", "2016", "Lisa Wray",
-                "https://github.com/lisawray/groupie", StandardLicenses.MIT
-            ),
-            SoftwareComponent(
-                "Android-State", "2018", "Evernote",
-                "https://github.com/Evernote/android-state", StandardLicenses.EPL1
-            ),
-            SoftwareComponent(
-                "Bridge", "2021", "Livefront",
-                "https://github.com/livefront/bridge", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "Jsoup", "2009 - 2020", "Jonathan Hedley",
-                "https://github.com/jhy/jsoup", StandardLicenses.MIT
-            ),
-            SoftwareComponent(
-                "Markwon", "2019", "Dimitry Ivanov",
-                "https://github.com/noties/Markwon", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "Material Components for Android", "2016 - 2020", "Google, Inc.",
-                "https://github.com/material-components/material-components-android",
-                StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "NewPipe Extractor", "2017 - 2020", "Christian Schabesberger",
-                "https://github.com/TeamNewPipe/NewPipeExtractor", StandardLicenses.GPL3
-            ),
-            SoftwareComponent(
-                "NoNonsense-FilePicker", "2016", "Jonas Kalderstam",
-                "https://github.com/spacecowboy/NoNonsense-FilePicker", StandardLicenses.MPL2
-            ),
-            SoftwareComponent(
-                "OkHttp", "2019", "Square, Inc.",
-                "https://square.github.io/okhttp/", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "Picasso", "2013", "Square, Inc.",
-                "https://square.github.io/picasso/", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "PrettyTime", "2012 - 2020", "Lincoln Baxter, III",
-                "https://github.com/ocpsoft/prettytime", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "ProcessPhoenix", "2015", "Jake Wharton",
-                "https://github.com/JakeWharton/ProcessPhoenix", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "RxAndroid", "2015", "The RxAndroid authors",
-                "https://github.com/ReactiveX/RxAndroid", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "RxBinding", "2015", "Jake Wharton",
-                "https://github.com/JakeWharton/RxBinding", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "RxJava", "2016 - 2020", "RxJava Contributors",
-                "https://github.com/ReactiveX/RxJava", StandardLicenses.APACHE2
-            ),
-            SoftwareComponent(
-                "SearchPreference", "2018", "ByteHamster",
-                "https://github.com/ByteHamster/SearchPreference", StandardLicenses.MIT
-            ),
-        )
     }
 }

app/src/main/java/org/schabi/newpipe/about/License.kt

@@ -1,11 +0,0 @@
-package org.schabi.newpipe.about
-
-import android.os.Parcelable
-import kotlinx.parcelize.Parcelize
-import java.io.Serializable
-
-/**
- * Class for storing information about a software license.
- */
-@Parcelize
-class License(val name: String, val abbreviation: String, val filename: String) : Parcelable, Serializable

app/src/main/java/org/schabi/newpipe/about/LicenseFragment.kt

@@ -1,138 +0,0 @@
-package org.schabi.newpipe.about
-
-import android.os.Bundle
-import android.util.Base64
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import android.webkit.WebView
-import androidx.appcompat.app.AlertDialog
-import androidx.core.os.bundleOf
-import androidx.fragment.app.Fragment
-import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
-import io.reactivex.rxjava3.core.Observable
-import io.reactivex.rxjava3.disposables.CompositeDisposable
-import io.reactivex.rxjava3.disposables.Disposable
-import io.reactivex.rxjava3.schedulers.Schedulers
-import org.schabi.newpipe.BuildConfig
-import org.schabi.newpipe.R
-import org.schabi.newpipe.databinding.FragmentLicensesBinding
-import org.schabi.newpipe.databinding.ItemSoftwareComponentBinding
-import org.schabi.newpipe.ktx.parcelableArrayList
-import org.schabi.newpipe.util.external_communication.ShareUtils
-
-/**
- * Fragment containing the software licenses.
- */
-class LicenseFragment : Fragment() {
-    private lateinit var softwareComponents: List<SoftwareComponent>
-    private var activeSoftwareComponent: SoftwareComponent? = null
-    private val compositeDisposable = CompositeDisposable()
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        softwareComponents = arguments?.parcelableArrayList<SoftwareComponent>(ARG_COMPONENTS)!!
-            .sortedBy { it.name } // Sort components by name
-        activeSoftwareComponent = savedInstanceState?.getSerializable(SOFTWARE_COMPONENT_KEY) as? SoftwareComponent
-    }
-
-    override fun onDestroy() {
-        compositeDisposable.dispose()
-        super.onDestroy()
-    }
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View {
-        val binding = FragmentLicensesBinding.inflate(inflater, container, false)
-        binding.licensesAppReadLicense.setOnClickListener {
-            compositeDisposable.add(
-                showLicense(NEWPIPE_SOFTWARE_COMPONENT)
-            )
-        }
-        for (component in softwareComponents) {
-            val componentBinding = ItemSoftwareComponentBinding
-                .inflate(inflater, container, false)
-            componentBinding.name.text = component.name
-            componentBinding.copyright.text = getString(
-                R.string.copyright,
-                component.years,
-                component.copyrightOwner,
-                component.license.abbreviation
-            )
-            val root: View = componentBinding.root
-            root.tag = component
-            root.setOnClickListener {
-                compositeDisposable.add(
-                    showLicense(component)
-                )
-            }
-            binding.licensesSoftwareComponents.addView(root)
-            registerForContextMenu(root)
-        }
-        activeSoftwareComponent?.let { compositeDisposable.add(showLicense(it)) }
-        return binding.root
-    }
-
-    override fun onSaveInstanceState(savedInstanceState: Bundle) {
-        super.onSaveInstanceState(savedInstanceState)
-        activeSoftwareComponent?.let { savedInstanceState.putSerializable(SOFTWARE_COMPONENT_KEY, it) }
-    }
-
-    private fun showLicense(
-        softwareComponent: SoftwareComponent
-    ): Disposable {
-        return if (context == null) {
-            Disposable.empty()
-        } else {
-            val context = requireContext()
-            activeSoftwareComponent = softwareComponent
-            Observable.fromCallable { getFormattedLicense(context, softwareComponent.license) }
-                .subscribeOn(Schedulers.io())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe { formattedLicense ->
-                    val webViewData = Base64.encodeToString(
-                        formattedLicense.toByteArray(), Base64.NO_PADDING
-                    )
-                    val webView = WebView(context)
-                    webView.loadData(webViewData, "text/html; charset=UTF-8", "base64")
-
-                    val builder = AlertDialog.Builder(requireContext())
-                        .setTitle(softwareComponent.name)
-                        .setView(webView)
-                        .setOnCancelListener { activeSoftwareComponent = null }
-                        .setOnDismissListener { activeSoftwareComponent = null }
-                        .setPositiveButton(R.string.done) { dialog, _ -> dialog.dismiss() }
-
-                    if (softwareComponent != NEWPIPE_SOFTWARE_COMPONENT) {
-                        builder.setNeutralButton(R.string.open_website_license) { _, _ ->
-                            ShareUtils.openUrlInApp(requireContext(), softwareComponent.link)
-                        }
-                    }
-
-                    builder.show()
-                }
-        }
-    }
-
-    companion object {
-        private const val ARG_COMPONENTS = "components"
-        private const val SOFTWARE_COMPONENT_KEY = "ACTIVE_SOFTWARE_COMPONENT"
-        private val NEWPIPE_SOFTWARE_COMPONENT = SoftwareComponent(
-            "NewPipe",
-            "2014-2023",
-            "Team NewPipe",
-            "https://newpipe.net/",
-            StandardLicenses.GPL3,
-            BuildConfig.VERSION_NAME
-        )
-
-        fun newInstance(softwareComponents: ArrayList<SoftwareComponent>): LicenseFragment {
-            val fragment = LicenseFragment()
-            fragment.arguments = bundleOf(ARG_COMPONENTS to softwareComponents)
-            return fragment
-        }
-    }
-}

app/src/main/java/org/schabi/newpipe/about/LicenseFragmentHelper.kt

@@ -1,52 +0,0 @@
-package org.schabi.newpipe.about
-
-import android.content.Context
-import org.schabi.newpipe.R
-import org.schabi.newpipe.util.ThemeHelper
-import java.io.IOException
-
-/**
- * @param context the context to use
- * @param license the license
- * @return String which contains a HTML formatted license page
- * styled according to the context's theme
- */
-fun getFormattedLicense(context: Context, license: License): String {
-    try {
-        return context.assets.open(license.filename).bufferedReader().use { it.readText() }
-            // split the HTML file and insert the stylesheet into the HEAD of the file
-            .replace("</head>", "<style>${getLicenseStylesheet(context)}</style></head>")
-    } catch (e: IOException) {
-        throw IllegalArgumentException("Could not get license file: ${license.filename}", e)
-    }
-}
-
-/**
- * @param context the Android context
- * @return String which is a CSS stylesheet according to the context's theme
- */
-fun getLicenseStylesheet(context: Context): String {
-    val isLightTheme = ThemeHelper.isLightThemeSelected(context)
-    val licenseBackgroundColor = getHexRGBColor(
-        context, if (isLightTheme) R.color.light_license_background_color else R.color.dark_license_background_color
-    )
-    val licenseTextColor = getHexRGBColor(
-        context, if (isLightTheme) R.color.light_license_text_color else R.color.dark_license_text_color
-    )
-    val youtubePrimaryColor = getHexRGBColor(
-        context, if (isLightTheme) R.color.light_youtube_primary_color else R.color.dark_youtube_primary_color
-    )
-    return "body{padding:12px 15px;margin:0;background:#$licenseBackgroundColor;color:#$licenseTextColor}" +
-        "a[href]{color:#$youtubePrimaryColor}pre{white-space:pre-wrap}"
-}
-
-/**
- * Cast R.color to a hexadecimal color value.
- *
- * @param context the context to use
- * @param color   the color number from R.color
- * @return a six characters long String with hexadecimal RGB values
- */
-fun getHexRGBColor(context: Context, color: Int): String {
-    return context.getString(color).substring(3)
-}

app/src/main/java/org/schabi/newpipe/about/SoftwareComponent.kt

@@ -1,17 +0,0 @@
-package org.schabi.newpipe.about
-
-import android.os.Parcelable
-import kotlinx.parcelize.Parcelize
-import java.io.Serializable
-
-@Parcelize
-class SoftwareComponent
-@JvmOverloads
-constructor(
-    val name: String,
-    val years: String,
-    val copyrightOwner: String,
-    val link: String,
-    val license: License,
-    val version: String? = null
-) : Parcelable, Serializable

app/src/main/java/org/schabi/newpipe/about/StandardLicenses.kt

@@ -1,21 +0,0 @@
-package org.schabi.newpipe.about
-
-/**
- * Class containing information about standard software licenses.
- */
-object StandardLicenses {
-    @JvmField
-    val GPL3 = License("GNU General Public License, Version 3.0", "GPLv3", "gpl_3.html")
-
-    @JvmField
-    val APACHE2 = License("Apache License, Version 2.0", "ALv2", "apache2.html")
-
-    @JvmField
-    val MPL2 = License("Mozilla Public License, Version 2.0", "MPL 2.0", "mpl2.html")
-
-    @JvmField
-    val MIT = License("MIT License", "MIT", "mit.html")
-
-    @JvmField
-    val EPL1 = License("Eclipse Public License, Version 1.0", "EPL 1.0", "epl1.html")
-}

app/src/main/java/org/schabi/newpipe/database/stream/dao/StreamDAO.kt

@@ -8,6 +8,7 @@ import androidx.room.Query
 import androidx.room.Transaction
 import io.reactivex.rxjava3.core.Completable
 import io.reactivex.rxjava3.core.Flowable
+import io.reactivex.rxjava3.core.Maybe
 import org.schabi.newpipe.database.BasicDAO
 import org.schabi.newpipe.database.stream.model.StreamEntity
 import org.schabi.newpipe.database.stream.model.StreamEntity.Companion.STREAM_ID
@@ -27,7 +28,7 @@ abstract class StreamDAO : BasicDAO<StreamEntity> {
     abstract override fun listByService(serviceId: Int): Flowable<List<StreamEntity>>
 
     @Query("SELECT * FROM streams WHERE url = :url AND service_id = :serviceId")
-    abstract fun getStream(serviceId: Long, url: String): Flowable<List<StreamEntity>>
+    abstract fun getStream(serviceId: Long, url: String): Maybe<StreamEntity>
 
     @Query("UPDATE streams SET uploader_url = :uploaderUrl WHERE url = :url AND service_id = :serviceId")
     abstract fun setUploaderUrl(serviceId: Long, url: String, uploaderUrl: String): Completable

app/src/main/java/org/schabi/newpipe/database/stream/dao/StreamStateDAO.java

@@ -1,5 +1,8 @@
 package org.schabi.newpipe.database.stream.dao;
 
+import static org.schabi.newpipe.database.stream.model.StreamStateEntity.JOIN_STREAM_ID;
+import static org.schabi.newpipe.database.stream.model.StreamStateEntity.STREAM_STATE_TABLE;
+
 import androidx.room.Dao;
 import androidx.room.Insert;
 import androidx.room.OnConflictStrategy;
@@ -12,9 +15,7 @@ import org.schabi.newpipe.database.stream.model.StreamStateEntity;
 import java.util.List;
 
 import io.reactivex.rxjava3.core.Flowable;
-
-import static org.schabi.newpipe.database.stream.model.StreamStateEntity.JOIN_STREAM_ID;
-import static org.schabi.newpipe.database.stream.model.StreamStateEntity.STREAM_STATE_TABLE;
+import io.reactivex.rxjava3.core.Maybe;
 
 @Dao
 public interface StreamStateDAO extends BasicDAO<StreamStateEntity> {
@@ -32,7 +33,7 @@ public interface StreamStateDAO extends BasicDAO<StreamStateEntity> {
     }
 
     @Query("SELECT * FROM " + STREAM_STATE_TABLE + " WHERE " + JOIN_STREAM_ID + " = :streamId")
-    Flowable<List<StreamStateEntity>> getState(long streamId);
+    Maybe<StreamStateEntity> getState(long streamId);
 
     @Query("DELETE FROM " + STREAM_STATE_TABLE + " WHERE " + JOIN_STREAM_ID + " = :streamId")
     int deleteState(long streamId);

app/src/main/java/org/schabi/newpipe/download/DownloadActivity.java

@@ -20,6 +20,8 @@ import org.schabi.newpipe.views.FocusOverlayView;
 import us.shandian.giga.service.DownloadManagerService;
 import us.shandian.giga.ui.fragment.MissionsFragment;
 
+import static org.schabi.newpipe.util.Localization.assureCorrectAppLanguage;
+
 public class DownloadActivity extends AppCompatActivity {
 
     private static final String MISSIONS_FRAGMENT_TAG = "fragment_tag";
@@ -31,6 +33,7 @@ public class DownloadActivity extends AppCompatActivity {
         i.setClass(this, DownloadManagerService.class);
         startService(i);
 
+        assureCorrectAppLanguage(this);
         ThemeHelper.setTheme(this);
 
         super.onCreate(savedInstanceState);

app/src/main/java/org/schabi/newpipe/download/DownloadDialog.java

@@ -2,6 +2,7 @@ package org.schabi.newpipe.download;
 
 import static org.schabi.newpipe.extractor.stream.DeliveryMethod.PROGRESSIVE_HTTP;
 import static org.schabi.newpipe.util.ListHelper.getStreamsOfSpecifiedDelivery;
+import static org.schabi.newpipe.util.Localization.assureCorrectAppLanguage;
 
 import android.app.Activity;
 import android.content.ComponentName;
@@ -389,7 +390,8 @@ public class DownloadDialog extends DialogFragment
                     }
                 }, throwable -> ErrorUtil.showSnackbar(context,
                         new ErrorInfo(throwable, UserAction.DOWNLOAD_OPEN_DIALOG,
-                                "Downloading video stream size", currentInfo))));
+                                "Downloading video stream size",
+                                currentInfo.getServiceId()))));
         disposables.add(StreamInfoWrapper.fetchMoreInfoForWrapper(getWrappedAudioStreams())
                 .subscribe(result -> {
                     if (dialogBinding.videoAudioGroup.getCheckedRadioButtonId()
@@ -398,7 +400,8 @@ public class DownloadDialog extends DialogFragment
                     }
                 }, throwable -> ErrorUtil.showSnackbar(context,
                         new ErrorInfo(throwable, UserAction.DOWNLOAD_OPEN_DIALOG,
-                                "Downloading audio stream size", currentInfo))));
+                                "Downloading audio stream size",
+                                currentInfo.getServiceId()))));
         disposables.add(StreamInfoWrapper.fetchMoreInfoForWrapper(wrappedSubtitleStreams)
                 .subscribe(result -> {
                     if (dialogBinding.videoAudioGroup.getCheckedRadioButtonId()
@@ -407,7 +410,8 @@ public class DownloadDialog extends DialogFragment
                     }
                 }, throwable -> ErrorUtil.showSnackbar(context,
                         new ErrorInfo(throwable, UserAction.DOWNLOAD_OPEN_DIALOG,
-                                "Downloading subtitle stream size", currentInfo))));
+                                "Downloading subtitle stream size",
+                                currentInfo.getServiceId()))));
     }
 
     private void setupAudioTrackSpinner() {
@@ -747,6 +751,7 @@ public class DownloadDialog extends DialogFragment
     }
 
     private void showFailedDialog(@StringRes final int msg) {
+        assureCorrectAppLanguage(requireContext());
         new AlertDialog.Builder(context)
                 .setTitle(R.string.general_error)
                 .setMessage(msg)

app/src/main/java/org/schabi/newpipe/error/AcraReportSender.java

@@ -36,8 +36,8 @@ public class AcraReportSender implements ReportSender {
         ErrorUtil.openActivity(context, new ErrorInfo(
                 new String[]{report.getString(ReportField.STACK_TRACE)},
                 UserAction.UI_ERROR,
+                ErrorInfo.SERVICE_NONE,
                 "ACRA report",
-                null,
                 R.string.app_ui_crash));
     }
 }

app/src/main/java/org/schabi/newpipe/error/AcraReportSenderFactory.java

@@ -9,7 +9,6 @@ import com.google.auto.service.AutoService;
 import org.acra.config.CoreConfiguration;
 import org.acra.sender.ReportSender;
 import org.acra.sender.ReportSenderFactory;
-import org.schabi.newpipe.App;
 
 /*
  * Created by Christian Schabesberger on 13.09.16.

app/src/main/java/org/schabi/newpipe/error/ErrorActivity.java

@@ -1,5 +1,7 @@
 package org.schabi.newpipe.error;
 
+import static org.schabi.newpipe.util.Localization.assureCorrectAppLanguage;
+
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
@@ -77,6 +79,7 @@ public class ErrorActivity extends AppCompatActivity {
 
     @Override
     protected void onCreate(final Bundle savedInstanceState) {
+        assureCorrectAppLanguage(this);
         super.onCreate(savedInstanceState);
 
         ThemeHelper.setDayNightMode(this);
@@ -115,7 +118,7 @@ public class ErrorActivity extends AppCompatActivity {
 
         // normal bugreport
         buildInfo(errorInfo);
-        activityErrorBinding.errorMessageView.setText(errorInfo.getMessage(this));
+        activityErrorBinding.errorMessageView.setText(errorInfo.getMessageStringId());
         activityErrorBinding.errorView.setText(formErrorText(errorInfo.getStackTraces()));
 
         // print stack trace once again for debugging:
@@ -303,7 +306,7 @@ public class ErrorActivity extends AppCompatActivity {
     }
 
     private String getAppLanguage() {
-        return Localization.getAppLocale().toString();
+        return Localization.getAppLocale(getApplicationContext()).toString();
     }
 
     private String getOsString() {

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

@@ -2,6 +2,7 @@ package org.schabi.newpipe.error
 
 import android.content.Context
 import android.content.Intent
+import android.util.Log
 import android.view.View
 import android.widget.Button
 import android.widget.TextView
@@ -13,14 +14,28 @@ import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
 import io.reactivex.rxjava3.disposables.Disposable
 import org.schabi.newpipe.MainActivity
 import org.schabi.newpipe.R
+import org.schabi.newpipe.extractor.exceptions.AccountTerminatedException
+import org.schabi.newpipe.extractor.exceptions.AgeRestrictedContentException
+import org.schabi.newpipe.extractor.exceptions.ContentNotAvailableException
+import org.schabi.newpipe.extractor.exceptions.ContentNotSupportedException
+import org.schabi.newpipe.extractor.exceptions.GeographicRestrictionException
+import org.schabi.newpipe.extractor.exceptions.PaidContentException
+import org.schabi.newpipe.extractor.exceptions.PrivateContentException
+import org.schabi.newpipe.extractor.exceptions.ReCaptchaException
+import org.schabi.newpipe.extractor.exceptions.SoundCloudGoPlusContentException
+import org.schabi.newpipe.extractor.exceptions.YoutubeMusicPremiumContentException
+import org.schabi.newpipe.extractor.utils.Utils.isNullOrEmpty
 import org.schabi.newpipe.ktx.animate
+import org.schabi.newpipe.ktx.isInterruptedCaused
+import org.schabi.newpipe.ktx.isNetworkRelated
+import org.schabi.newpipe.util.ServiceHelper
 import org.schabi.newpipe.util.external_communication.ShareUtils
 import java.util.concurrent.TimeUnit
 
 class ErrorPanelHelper(
     private val fragment: Fragment,
     rootView: View,
-    onRetry: Runnable?,
+    onRetry: Runnable
 ) {
     private val context: Context = rootView.context!!
 
@@ -41,15 +56,12 @@ class ErrorPanelHelper(
         errorPanelRoot.findViewById(R.id.error_open_in_browser)
 
     private var errorDisposable: Disposable? = null
-    private var retryShouldBeShown: Boolean = (onRetry != null)
 
     init {
-        if (onRetry != null) {
-            errorDisposable = errorRetryButton.clicks()
-                .debounce(300, TimeUnit.MILLISECONDS)
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe { onRetry.run() }
-        }
+        errorDisposable = errorRetryButton.clicks()
+            .debounce(300, TimeUnit.MILLISECONDS)
+            .observeOn(AndroidSchedulers.mainThread())
+            .subscribe { onRetry.run() }
     }
 
     private fun ensureDefaultVisibility() {
@@ -63,32 +75,64 @@ class ErrorPanelHelper(
     }
 
     fun showError(errorInfo: ErrorInfo) {
-        ensureDefaultVisibility()
-        errorTextView.text = errorInfo.getMessage(context)
 
-        if (errorInfo.recaptchaUrl != null) {
-            showAndSetErrorButtonAction(R.string.recaptcha_solve) {
+        if (errorInfo.throwable != null && errorInfo.throwable!!.isInterruptedCaused) {
+            if (DEBUG) {
+                Log.w(TAG, "onError() isInterruptedCaused! = [$errorInfo.throwable]")
+            }
+            return
+        }
+
+        ensureDefaultVisibility()
+
+        if (errorInfo.throwable is ReCaptchaException) {
+            errorTextView.setText(R.string.recaptcha_request_toast)
+
+            showAndSetErrorButtonAction(
+                R.string.recaptcha_solve
+            ) {
                 // Starting ReCaptcha Challenge Activity
                 val intent = Intent(context, ReCaptchaActivity::class.java)
-                intent.putExtra(ReCaptchaActivity.RECAPTCHA_URL_EXTRA, errorInfo.recaptchaUrl)
+                intent.putExtra(
+                    ReCaptchaActivity.RECAPTCHA_URL_EXTRA,
+                    (errorInfo.throwable as ReCaptchaException).url
+                )
                 fragment.startActivityForResult(intent, ReCaptchaActivity.RECAPTCHA_REQUEST)
                 errorActionButton.setOnClickListener(null)
             }
-        } else if (errorInfo.isReportable) {
-            showAndSetErrorButtonAction(R.string.error_snackbar_action) {
+
+            errorRetryButton.isVisible = true
+            showAndSetOpenInBrowserButtonAction(errorInfo)
+        } else if (errorInfo.throwable is AccountTerminatedException) {
+            errorTextView.setText(R.string.account_terminated)
+
+            if (!isNullOrEmpty((errorInfo.throwable as AccountTerminatedException).message)) {
+                errorServiceInfoTextView.text = context.resources.getString(
+                    R.string.service_provides_reason,
+                    ServiceHelper.getSelectedService(context)?.serviceInfo?.name ?: "<unknown>"
+                )
+                errorServiceInfoTextView.isVisible = true
+
+                errorServiceExplanationTextView.text =
+                    (errorInfo.throwable as AccountTerminatedException).message
+                errorServiceExplanationTextView.isVisible = true
+            }
+        } else {
+            showAndSetErrorButtonAction(
+                R.string.error_snackbar_action
+            ) {
                 ErrorUtil.openActivity(context, errorInfo)
             }
-        }
 
-        if (errorInfo.isRetryable) {
-            errorRetryButton.isVisible = retryShouldBeShown
-        }
+            errorTextView.setText(getExceptionDescription(errorInfo.throwable))
 
-        if (errorInfo.openInBrowserUrl != null) {
-            errorOpenInBrowserButton.isVisible = true
-            errorOpenInBrowserButton.setOnClickListener {
-                ShareUtils.openUrlInBrowser(context, errorInfo.openInBrowserUrl)
+            if (errorInfo.throwable !is ContentNotAvailableException &&
+                errorInfo.throwable !is ContentNotSupportedException
+            ) {
+                // show retry button only for content which is not unavailable or unsupported
+                errorRetryButton.isVisible = true
             }
+            showAndSetOpenInBrowserButtonAction(errorInfo)
         }
 
         setRootVisible()
@@ -106,6 +150,15 @@ class ErrorPanelHelper(
         errorActionButton.setOnClickListener(listener)
     }
 
+    fun showAndSetOpenInBrowserButtonAction(
+        errorInfo: ErrorInfo
+    ) {
+        errorOpenInBrowserButton.isVisible = true
+        errorOpenInBrowserButton.setOnClickListener {
+            ShareUtils.openUrlInBrowser(context, errorInfo.request)
+        }
+    }
+
     fun showTextError(errorString: String) {
         ensureDefaultVisibility()
 
@@ -136,5 +189,27 @@ class ErrorPanelHelper(
     companion object {
         val TAG: String = ErrorPanelHelper::class.simpleName!!
         val DEBUG: Boolean = MainActivity.DEBUG
+
+        @StringRes
+        fun getExceptionDescription(throwable: Throwable?): Int {
+            return when (throwable) {
+                is AgeRestrictedContentException -> R.string.restricted_video_no_stream
+                is GeographicRestrictionException -> R.string.georestricted_content
+                is PaidContentException -> R.string.paid_content
+                is PrivateContentException -> R.string.private_content
+                is SoundCloudGoPlusContentException -> R.string.soundcloud_go_plus_content
+                is YoutubeMusicPremiumContentException -> R.string.youtube_music_premium_content
+                is ContentNotAvailableException -> R.string.content_not_available
+                is ContentNotSupportedException -> R.string.content_not_supported
+                else -> {
+                    // show retry button only for content which is not unavailable or unsupported
+                    if (throwable != null && throwable.isNetworkRelated) {
+                        R.string.network_error
+                    } else {
+                        R.string.error_snackbar_message
+                    }
+                }
+            }
+        }
     }
 }

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

@@ -10,11 +10,8 @@ import android.widget.Toast
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
 import androidx.core.app.PendingIntentCompat
-import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
-import androidx.preference.PreferenceManager
 import com.google.android.material.snackbar.Snackbar
-import org.schabi.newpipe.MainActivity
 import org.schabi.newpipe.R
 
 /**
@@ -38,20 +35,12 @@ class ErrorUtil {
          * activity (since the workflow would be interrupted anyway in that case). So never use this
          * for background services.
          *
-         * If the crashed occurred while the app was in the background open a notification instead
-         *
          * @param context the context to use to start the new activity
          * @param errorInfo the error info to be reported
          */
         @JvmStatic
         fun openActivity(context: Context, errorInfo: ErrorInfo) {
-            if (PreferenceManager.getDefaultSharedPreferences(context)
-                .getBoolean(MainActivity.KEY_IS_IN_BACKGROUND, true)
-            ) {
-                createNotification(context, errorInfo)
-            } else {
-                context.startActivity(getErrorActivityIntent(context, errorInfo))
-            }
+            context.startActivity(getErrorActivityIntent(context, errorInfo))
         }
 
         /**
@@ -122,7 +111,7 @@ class ErrorUtil {
                 )
                     .setSmallIcon(R.drawable.ic_bug_report)
                     .setContentTitle(context.getString(R.string.error_report_notification_title))
-                    .setContentText(errorInfo.getMessage(context))
+                    .setContentText(context.getString(errorInfo.messageStringId))
                     .setAutoCancel(true)
                     .setContentIntent(
                         PendingIntentCompat.getActivity(
@@ -137,11 +126,9 @@ class ErrorUtil {
             NotificationManagerCompat.from(context)
                 .notify(ERROR_REPORT_NOTIFICATION_ID, notificationBuilder.build())
 
-            ContextCompat.getMainExecutor(context).execute {
-                // since the notification is silent, also show a toast, otherwise the user is confused
-                Toast.makeText(context, R.string.error_report_notification_toast, Toast.LENGTH_SHORT)
-                    .show()
-            }
+            // since the notification is silent, also show a toast, otherwise the user is confused
+            Toast.makeText(context, R.string.error_report_notification_toast, Toast.LENGTH_SHORT)
+                .show()
         }
 
         private fun getErrorActivityIntent(context: Context, errorInfo: ErrorInfo): Intent {
@@ -156,10 +143,10 @@ class ErrorUtil {
                 // fallback to showing a notification if no root view is available
                 createNotification(context, errorInfo)
             } else {
-                Snackbar.make(rootView, errorInfo.getMessage(context), Snackbar.LENGTH_LONG)
+                Snackbar.make(rootView, R.string.error_snackbar_message, Snackbar.LENGTH_LONG)
                     .setActionTextColor(Color.YELLOW)
                     .setAction(context.getString(R.string.error_snackbar_action).uppercase()) {
-                        context.startActivity(getErrorActivityIntent(context, errorInfo))
+                        openActivity(context, errorInfo)
                     }.show()
             }
         }

app/src/main/java/org/schabi/newpipe/error/UserAction.java

@@ -32,10 +32,7 @@ public enum UserAction {
     PREFERENCES_MIGRATION("migration of preferences"),
     SHARE_TO_NEWPIPE("share to newpipe"),
     CHECK_FOR_NEW_APP_VERSION("check for new app version"),
-    OPEN_INFO_ITEM_DIALOG("open info item dialog"),
-    GETTING_MAIN_SCREEN_TAB("getting main screen tab"),
-    PLAY_ON_POPUP("play on popup"),
-    SUBSCRIPTIONS("loading subscriptions");
+    OPEN_INFO_ITEM_DIALOG("open info item dialog");
 
     private final String message;
 

app/src/main/java/org/schabi/newpipe/fragments/BlankFragment.java

@@ -7,57 +7,16 @@ import android.view.ViewGroup;
 
 import androidx.annotation.Nullable;
 
-import com.evernote.android.state.State;
-
 import org.schabi.newpipe.BaseFragment;
 import org.schabi.newpipe.R;
-import org.schabi.newpipe.error.ErrorInfo;
-import org.schabi.newpipe.error.ErrorPanelHelper;
 
 public class BlankFragment extends BaseFragment {
-
-    @State
-    @Nullable
-    ErrorInfo errorInfo;
-    @Nullable
-    ErrorPanelHelper errorPanel = null;
-
-    /**
-     * Builds a blank fragment that just says the app name and suggests clicking on search.
-     */
-    public BlankFragment() {
-        this(null);
-    }
-
-    /**
-     * @param errorInfo if null acts like {@link BlankFragment}, else shows an error panel.
-     */
-    public BlankFragment(@Nullable final ErrorInfo errorInfo) {
-        this.errorInfo = errorInfo;
-    }
-
     @Nullable
     @Override
     public View onCreateView(final LayoutInflater inflater, @Nullable final ViewGroup container,
                              final Bundle savedInstanceState) {
         setTitle("NewPipe");
-        final View view = inflater.inflate(R.layout.fragment_blank, container, false);
-        if (errorInfo != null) {
-            errorPanel = new ErrorPanelHelper(this, view, null);
-            errorPanel.showError(errorInfo);
-            view.findViewById(R.id.blank_page_content).setVisibility(View.GONE);
-        }
-        return view;
-    }
-
-    @Override
-    public void onDestroyView() {
-        super.onDestroyView();
-
-        if (errorPanel != null) {
-            errorPanel.dispose();
-            errorPanel = null;
-        }
+        return inflater.inflate(R.layout.fragment_blank, container, false);
     }
 
     @Override

app/src/main/java/org/schabi/newpipe/fragments/EmptyFragment.java

@@ -6,9 +6,11 @@ import android.view.View;
 import android.view.ViewGroup;
 
 import androidx.annotation.Nullable;
+import androidx.compose.ui.platform.ComposeView;
 
 import org.schabi.newpipe.BaseFragment;
 import org.schabi.newpipe.R;
+import org.schabi.newpipe.ui.emptystate.EmptyStateUtil;
 
 public class EmptyFragment extends BaseFragment {
     private static final String SHOW_MESSAGE = "SHOW_MESSAGE";
@@ -26,8 +28,10 @@ public class EmptyFragment extends BaseFragment {
                              final Bundle savedInstanceState) {
         final boolean showMessage = getArguments().getBoolean(SHOW_MESSAGE);
         final View view = inflater.inflate(R.layout.fragment_empty, container, false);
-        view.findViewById(R.id.empty_state_view).setVisibility(
-                showMessage ? View.VISIBLE : View.GONE);
+
+        final ComposeView composeView = view.findViewById(R.id.empty_state_view);
+        EmptyStateUtil.setEmptyStateComposable(composeView);
+        composeView.setVisibility(showMessage ? View.VISIBLE : View.GONE);
         return view;
     }
 }