Integrate Play services OSS licenses screen

app/build.gradle

@@ -1,8 +1,8 @@
 plugins {
     alias(libs.plugins.androidApplication)
+    alias(libs.plugins.ossLicenses)
     alias(libs.plugins.googleServices)
     alias(libs.plugins.firebaseCrashlytics)
-    alias(libs.plugins.aboutLibraries)
     alias(libs.plugins.hiltAndroid)
 }
 

app/src/main/AndroidManifest.xml

@@ -63,7 +63,11 @@
             android:theme="@style/AppTheme" />
 
         <activity
-            android:name="com.mikepenz.aboutlibraries.ui.LibsActivity"
+            android:name="com.google.android.gms.oss.licenses.OssLicensesMenuActivity"
+            android:exported="false"
+            android:theme="@style/AppTheme" />
+        <activity
+            android:name="com.google.android.gms.oss.licenses.OssLicensesActivity"
             android:exported="false"
             android:theme="@style/AppTheme" />
 

app/src/main/java/com/d4rk/androidtutorials/java/ui/screens/help/HelpActivity.java

@@ -1,7 +1,6 @@
 package com.d4rk.androidtutorials.java.ui.screens.help;
 
 import android.content.ActivityNotFoundException;
-import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
@@ -23,7 +22,6 @@
 import com.d4rk.androidtutorials.java.utils.OpenSourceLicensesUtils;
 import com.google.android.material.snackbar.Snackbar;
 import com.google.android.play.core.review.ReviewInfo;
-import com.mikepenz.aboutlibraries.LibsBuilder;
 
 import dagger.hilt.android.AndroidEntryPoint;
 
@@ -82,37 +80,13 @@ public boolean onOptionsItemSelected(@NonNull MenuItem item) {
             openLink("https://mihaicristiancondrea.github.io/profile/#privacy-policy-end-user-software");
             return true;
         } else if (itemId == R.id.oss) {
-            OpenSourceLicensesUtils.loadHtmlData(this, (changelogHtml, eulaHtml) -> openLicensesScreen(this, eulaHtml, changelogHtml));
+            OpenSourceLicensesUtils.openLicensesScreen(this);
             return true;
         } else {
             return super.onOptionsItemSelected(item);
         }
     }
 
-    private void openLicensesScreen(Context context, String eulaHtmlString, String changelogHtmlString) {
-        new LibsBuilder()
-                .withActivityTitle(context.getString(R.string.open_source_licenses))
-                .withEdgeToEdge(true)
-                .withShowLoadingProgress(true)
-                .withSearchEnabled(true)
-                .withAboutIconShown(true)
-                .withAboutAppName(context.getString(R.string.app_name))
-                .withVersionShown(true)
-                .withAboutVersionString(BuildConfig.VERSION_NAME + " (" + BuildConfig.VERSION_CODE + ")")
-                .withLicenseShown(true)
-                .withAboutVersionShown(true)
-                .withAboutSpecial1(context.getString(R.string.eula_title))
-                .withAboutSpecial1Description(
-                        eulaHtmlString != null ? eulaHtmlString : context.getString(R.string.loading_eula)
-                )
-                .withAboutSpecial2(context.getString(R.string.changelog))
-                .withAboutSpecial2Description(
-                        changelogHtmlString != null ? changelogHtmlString : context.getString(R.string.loading_changelog)
-                )
-                .withAboutDescription(context.getString(R.string.app_short_description))
-                .start(context);
-    }
-
     private void showVersionInfoDialog() {
         DialogVersionInfoBinding binding = DialogVersionInfoBinding.inflate(getLayoutInflater());
         AlertDialog.Builder builder = new AlertDialog.Builder(this);
@@ -131,7 +105,7 @@ private void openGooglePlayListing() {
         final String appPackageName = getPackageName();
         try {
             startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=" + appPackageName)));
-        } catch (android.content.ActivityNotFoundException anfe) {
+        } catch (ActivityNotFoundException anfe) {
             startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("https://play.google.com/store/apps/details?id=" + appPackageName)));
         }
     }

app/src/main/java/com/d4rk/androidtutorials/java/ui/screens/settings/SettingsFragment.java

@@ -16,11 +16,9 @@
 import androidx.preference.PreferenceFragmentCompat;
 import androidx.preference.SwitchPreferenceCompat;
 
-import com.d4rk.androidtutorials.java.BuildConfig;
 import com.d4rk.androidtutorials.java.R;
 import com.d4rk.androidtutorials.java.ui.components.dialogs.RequireRestartDialog;
 import com.d4rk.androidtutorials.java.utils.OpenSourceLicensesUtils;
-import com.mikepenz.aboutlibraries.LibsBuilder;
 
 public class SettingsFragment extends PreferenceFragmentCompat {
     @Override
@@ -57,7 +55,7 @@ public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
         Preference ossPreference = findPreference(getString(R.string.key_open_source_licenses));
         if (ossPreference != null) {
             ossPreference.setOnPreferenceClickListener(preference -> {
-                OpenSourceLicensesUtils.loadHtmlData(requireContext(), (changelogHtml, eulaHtml) -> openLicensesScreen(requireContext(), eulaHtml, changelogHtml));
+                OpenSourceLicensesUtils.openLicensesScreen(requireContext());
                 return true;
             });
         }
@@ -98,28 +96,4 @@ public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
             });
         }
     }
-
-    private void openLicensesScreen(Context context, String eulaHtmlString, String changelogHtmlString) {
-        new LibsBuilder()
-                .withActivityTitle(context.getString(R.string.open_source_licenses))
-                .withEdgeToEdge(true)
-                .withShowLoadingProgress(true)
-                .withSearchEnabled(true)
-                .withAboutIconShown(true)
-                .withAboutAppName(context.getString(R.string.app_name))
-                .withVersionShown(true)
-                .withAboutVersionString(BuildConfig.VERSION_NAME + " (" + BuildConfig.VERSION_CODE + ")")
-                .withLicenseShown(true)
-                .withAboutVersionShown(true)
-                .withAboutSpecial1(context.getString(R.string.eula_title))
-                .withAboutSpecial1Description(
-                        eulaHtmlString != null ? eulaHtmlString : context.getString(R.string.loading_eula)
-                )
-                .withAboutSpecial2(context.getString(R.string.changelog))
-                .withAboutSpecial2Description(
-                        changelogHtmlString != null ? changelogHtmlString : context.getString(R.string.loading_changelog)
-                )
-                .withAboutDescription(context.getString(R.string.app_short_description))
-                .start(context);
-    }
 }

app/src/main/java/com/d4rk/androidtutorials/java/utils/OpenSourceLicensesUtils.java

@@ -1,123 +1,32 @@
 package com.d4rk.androidtutorials.java.utils;
 
+import android.app.Activity;
 import android.content.Context;
-import android.os.Handler;
-import android.os.Looper;
-import android.util.Log;
+import android.content.Intent;
 
-import com.d4rk.androidtutorials.java.R;
-
-import org.commonmark.node.Node;
-import org.commonmark.parser.Parser;
-import org.commonmark.renderer.html.HtmlRenderer;
-
-import java.io.BufferedReader;
-import java.io.InputStreamReader;
-import java.net.HttpURLConnection;
-import java.net.URL;
-import java.util.Objects;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-public class OpenSourceLicensesUtils {
-    private static final String TAG = "OpenSourceLicensesUtils";
-    private static final ExecutorService executor = Executors.newSingleThreadExecutor();
-    private static final Handler mainHandler = new Handler(Looper.getMainLooper());
-
-    public static void loadHtmlData(final Context context, final HtmlDataCallback callback) {
-        executor.execute(() -> {
-            String packageName = context.getPackageName();
-            String currentVersion = getAppVersion(context);
-            String changelogUrl = "https://raw.githubusercontent.com/MihaiCristianCondrea/" + packageName + "/refs/heads/main/CHANGELOG.md";
-            String eulaUrl = "https://raw.githubusercontent.com/MihaiCristianCondrea/" + packageName + "/refs/heads/main/EULA.md";
-
-            String changelogMarkdown = loadMarkdown(context, changelogUrl, R.string.error_loading_changelog);
-            String extractedChangelog = extractLatestVersionChangelog(changelogMarkdown, currentVersion);
-            String changelogHtml = markdownToHtml(extractedChangelog);
-
-            String eulaMarkdown = loadMarkdown(context, eulaUrl, R.string.error_loading_eula);
-            String eulaHtml = markdownToHtml(eulaMarkdown);
+import androidx.annotation.Nullable;
 
-            mainHandler.post(() -> callback.onHtmlDataLoaded(changelogHtml, eulaHtml));
-        });
-    }
+import com.d4rk.androidtutorials.java.R;
+import com.google.android.gms.oss.licenses.OssLicensesMenuActivity;
 
-    private static String loadMarkdown(Context context, String urlString, int errorStringId) {
-        HttpURLConnection connection = null;
-        BufferedReader reader = null;
-        try {
-            URL url = new URL(urlString);
-            connection = (HttpURLConnection) url.openConnection();
-            connection.setRequestMethod("GET");
-            connection.setConnectTimeout(10000);
-            connection.setReadTimeout(10000);
+public final class OpenSourceLicensesUtils {
 
-            int responseCode = connection.getResponseCode();
-            if (responseCode == HttpURLConnection.HTTP_OK) {
-                reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
-                StringBuilder content = new StringBuilder();
-                String line;
-                while ((line = reader.readLine()) != null) {
-                    content.append(line).append("\n");
-                }
-                return content.toString();
-            } else {
-                Log.e(TAG, "Failed to load URL: " + urlString + " with response code: " + responseCode);
-                return context.getString(errorStringId);
-            }
-        } catch (Exception e) {
-            Log.e(TAG, "Error loading markdown from URL: " + urlString, e);
-            return context.getString(errorStringId);
-        } finally {
-            if (reader != null) {
-                try {
-                    reader.close();
-                } catch (Exception e) {
-                    Log.e(TAG, "Error closing reader", e);
-                }
-            }
-            if (connection != null) {
-                connection.disconnect();
-            }
-        }
+    private OpenSourceLicensesUtils() {
+        // Utility class
     }
 
-    private static String extractLatestVersionChangelog(String markdown, String currentVersion) {
-        // Define the regex pattern to match the latest version section
-        String regexPattern = "(?m)^#\\s+Version\\s+" + Pattern.quote(currentVersion) + ":\\s*(.*?)^(#\\s+Version\\s+|$)";
-        Pattern pattern = Pattern.compile(regexPattern, Pattern.DOTALL | Pattern.MULTILINE);
-        Matcher matcher = pattern.matcher(markdown);
-
-        if (matcher.find()) {
-            // Group 1 contains the changelog for the current version
-            return Objects.requireNonNull(matcher.group(1)).trim();
-        } else {
-            Log.e(TAG, "No changelog available for version " + currentVersion);
-            return "No changelog available for version " + currentVersion;
+    public static void openLicensesScreen(@Nullable Context context) {
+        if (context == null) {
+            return;
         }
-    }
 
-    private static String markdownToHtml(String markdown) {
-        Parser parser = Parser.builder().build();
-        HtmlRenderer renderer = HtmlRenderer.builder().build();
-        Node document = parser.parse(markdown);
-        return renderer.render(document);
-    }
+        OssLicensesMenuActivity.setActivityTitle(context.getString(R.string.open_source_licenses));
 
-    private static String getAppVersion(Context context) {
-        try {
-            return context.getPackageManager()
-                    .getPackageInfo(context.getPackageName(), 0)
-                    .versionName;
-        } catch (Exception e) {
-            Log.e(TAG, "Error getting app version", e);
-            return "1.0.0"; // Fallback version
+        Intent intent = new Intent(context, OssLicensesMenuActivity.class);
+        if (!(context instanceof Activity)) {
+            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         }
-    }
 
-    public interface HtmlDataCallback {
-        void onHtmlDataLoaded(String changelogHtml, String eulaHtml);
+        context.startActivity(intent);
     }
 }

build.gradle

@@ -1,7 +1,19 @@
+buildscript {
+    repositories {
+        google()
+        mavenCentral()
+    }
+    dependencies {
+        // The oss-licenses Gradle plugin still relies on XmlSlurper from groovy-xml when
+        // running on recent Gradle versions, so we provide it explicitly on the classpath.
+        classpath 'org.codehaus.groovy:groovy-xml:3.0.19'
+    }
+}
+
 plugins {
     alias(libs.plugins.androidApplication) apply false
     alias(libs.plugins.googleServices) apply false
     alias(libs.plugins.firebaseCrashlytics) apply false
-    alias(libs.plugins.aboutLibraries) apply true
+    alias(libs.plugins.ossLicenses) apply false
     alias(libs.plugins.hiltAndroid) apply false
 }

docs/core/core-module.md

@@ -11,7 +11,7 @@ Houses use case classes and other business logic that operate on repositories.
 Contains Activities, Fragments and ViewModels such as `MainViewModel`.
 
 ### utils
-Provides helpers like `OpenSourceLicensesUtils`, `ReviewHelper` and `EdgeToEdgeDelegate`.
+Provides helpers like `OpenSourceLicensesUtils` for launching the open source license screen, `ReviewHelper` and `EdgeToEdgeDelegate`.
 
 ### di
 Contains Hilt modules and qualifiers for dependency injection.

gradle/libs.versions.toml

@@ -2,11 +2,11 @@
 agp = "8.13.0"
 firebaseCrashlyticsPlugin = "3.0.6"
 googleServices = "4.4.3"
+ossLicensesPlugin = "0.10.6"
 appcompat = "1.7.1"
 appUpdate = "2.1.0"
 billing = "8.0.0"
 constraintlayout = "2.2.1"
-aboutlibraries = "11.3.0"
 coreSplashscreen = "1.0.1"
 core = "4.6.2"
 coreTesting = "2.2.0"
@@ -27,6 +27,7 @@ coreKtx = "1.17.0"
 material = "1.14.0-alpha04"
 multidex = "2.0.1"
 playServicesAds = "24.6.0"
+playServicesOssLicenses = "17.3.0"
 codeview = "1.3.9"
 hilt = "2.57.1"
 room = "2.8.0"
@@ -63,6 +64,7 @@ firebase-bom = { module = "com.google.firebase:firebase-bom", version.ref = "fir
 firebase-crashlytics = { module = "com.google.firebase:firebase-crashlytics" }
 google-firebase-perf = { module = "com.google.firebase:firebase-perf" }
 play-services-ads = { module = "com.google.android.gms:play-services-ads", version.ref = "playServicesAds" }
+play-services-oss-licenses = { module = "com.google.android.gms:play-services-oss-licenses", version.ref = "playServicesOssLicenses" }
 
 # Networking (Retrofit)
 retrofit2 = { module = "com.squareup.retrofit2:retrofit", version.ref = "retrofit" }
@@ -73,7 +75,6 @@ hilt-android = { module = "com.google.dagger:hilt-android", version.ref = "hilt"
 hilt-compiler = { module = "com.google.dagger:hilt-android-compiler", version.ref = "hilt" }
 
 # Utility
-aboutlibraries = { module = "com.mikepenz:aboutlibraries", version.ref = "aboutlibraries" }
 app-update = { module = "com.google.android.play:app-update", version.ref = "appUpdate" }
 billing = { module = "com.android.billingclient:billing", version.ref = "billing" }
 core = { module = "io.noties.markwon:core", version.ref = "core" }
@@ -94,14 +95,15 @@ mockito-inline = { module = "org.mockito:mockito-inline", version.ref = "mockito
 androidApplication = { id = "com.android.application", version.ref = "agp" }
 googleServices = { id = "com.google.gms.google-services", version.ref = "googleServices" }
 firebaseCrashlytics = { id = "com.google.firebase.crashlytics", version.ref = "firebaseCrashlyticsPlugin" }
-aboutLibraries = { id = "com.mikepenz.aboutlibraries.plugin", version.ref = "aboutlibraries" }
 hiltAndroid = { id = "com.google.dagger.hilt.android", version.ref = "hilt" }
+ossLicenses = { id = "com.google.android.gms.oss-licenses-plugin", version.ref = "ossLicensesPlugin" }
 
 [bundles]
 # Google Play services and related UI components
 google-core = [
     "material",
     "play-services-ads",
+    "play-services-oss-licenses",
     "review",
     "app-update",
     "billing",
@@ -138,7 +140,6 @@ androidx-lifecycle = [
 
 # Shared UI tooling and visuals
 ui-toolkit = [
-    "aboutlibraries",
     "core",
     "lottie",
     "library",

settings.gradle

@@ -8,7 +8,7 @@ pluginManagement {
     resolutionStrategy {
         eachPlugin {
             if (requested.id.id == 'com.google.android.gms.oss-licenses-plugin') {
-                useModule("com.google.android.gms:oss-licenses-plugin:${requested.version}")
+                useModule('com.google.android.gms:oss-licenses-plugin:0.10.6')
             }
         }
     }