feat(NU.nl): Add Hide ads and Spoof Certificate patch (#4368)

Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>

extensions/nunl/build.gradle.kts

@@ -0,0 +1,4 @@
+dependencies {
+    compileOnly(project(":extensions:shared:library"))
+    compileOnly(project(":extensions:nunl:stub"))
+}

extensions/nunl/src/main/AndroidManifest.xml

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+<manifest/>

extensions/nunl/src/main/java/app/revanced/extension/nunl/ads/HideAdsPatch.java

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+package app.revanced.extension.nunl.ads;
+
+import nl.nu.performance.api.client.interfaces.Block;
+import nl.nu.performance.api.client.unions.SmallArticleLinkFlavor;
+import nl.nu.performance.api.client.objects.*;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import app.revanced.extension.shared.Logger;
+
+@SuppressWarnings("unused")
+public class HideAdsPatch {
+    private static final String[] blockedHeaderBlocks = {
+            "Aanbiedingen (Adverteerders)",
+            "Aangeboden door NUshop"
+    };
+
+    // "Rubrieken" menu links to ads.
+    private static final String[] blockedLinkBlocks = {
+            "Van onze adverteerders"
+    };
+
+    public static void filterAds(List<Block> blocks) {
+        try {
+            ArrayList<Block> cleanedList = new ArrayList<>();
+
+            boolean skipFullHeader = false;
+            boolean skipUntilDivider = false;
+
+            int index = 0;
+            while (index < blocks.size()) {
+                Block currentBlock = blocks.get(index);
+
+                // Because of pagination, we might not see the Divider in front of it.
+                // Just remove it as is and leave potential extra spacing visible on the screen.
+                if (currentBlock instanceof DpgBannerBlock) {
+                    index++;
+                    continue;
+                }
+
+                if (index + 1 < blocks.size()) {
+                    // Filter Divider -> DpgMediaBanner -> Divider.
+                    if (currentBlock instanceof DividerBlock
+                            && blocks.get(index + 1) instanceof DpgBannerBlock) {
+                        index += 2;
+                        continue;
+                    }
+
+                    // Filter Divider -> LinkBlock (... -> LinkBlock -> LinkBlock-> LinkBlock -> Divider).
+                    if (currentBlock instanceof DividerBlock
+                            && blocks.get(index + 1) instanceof LinkBlock linkBlock) {
+                        Link link = linkBlock.getLink();
+                        if (link != null && link.getTitle() != null) {
+                            for (String blockedLinkBlock : blockedLinkBlocks) {
+                                if (blockedLinkBlock.equals(link.getTitle().getText())) {
+                                    skipUntilDivider = true;
+                                    break;
+                                }
+                            }
+                            if (skipUntilDivider) {
+                                index++;
+                                continue;
+                            }
+                        }
+                    }
+                }
+
+                // Skip LinkBlocks with a "flavor" claiming to be "isPartner" (sponsored inline ads).
+                if (currentBlock instanceof LinkBlock linkBlock
+                        && linkBlock.getLink() != null
+                        && linkBlock.getLink().getLinkFlavor() instanceof SmallArticleLinkFlavor smallArticleLinkFlavor
+                        && smallArticleLinkFlavor.isPartner() != null
+                        && smallArticleLinkFlavor.isPartner()) {
+                    index++;
+                    continue;
+                }
+
+                if (currentBlock instanceof DividerBlock) {
+                    skipUntilDivider = false;
+                }
+
+                // Filter HeaderBlock with known ads until next HeaderBlock.
+                if (currentBlock instanceof HeaderBlock headerBlock) {
+                    StyledText headerText = headerBlock.component20();
+                    if (headerText != null) {
+                        skipFullHeader = false;
+                        for (String blockedHeaderBlock : blockedHeaderBlocks) {
+                            if (blockedHeaderBlock.equals(headerText.getText())) {
+                                skipFullHeader = true;
+                                break;
+                            }
+                        }
+                        if (skipFullHeader) {
+                            index++;
+                            continue;
+                        }
+                    }
+                }
+
+                if (!skipFullHeader && !skipUntilDivider) {
+                    cleanedList.add(currentBlock);
+                }
+                index++;
+            }
+
+            // Replace list in-place to not deal with moving the result to the correct register in smali.
+            blocks.clear();
+            blocks.addAll(cleanedList);
+        } catch (Exception ex) {
+            Logger.printException(() -> "filterAds failure", ex);
+        }
+    }
+}

extensions/nunl/stub/build.gradle.kts

@@ -0,0 +1,17 @@
+plugins {
+    id(libs.plugins.android.library.get().pluginId)
+}
+
+android {
+    namespace = "app.revanced.extension"
+    compileSdk = 34
+
+    defaultConfig {
+        minSdk = 26
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
+}

extensions/nunl/stub/src/main/AndroidManifest.xml

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+<manifest/>

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/interfaces/Block.java

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+package nl.nu.performance.api.client.interfaces;
+
+public class Block {
+
+}

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/objects/DividerBlock.java

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+package nl.nu.performance.api.client.objects;
+
+import nl.nu.performance.api.client.interfaces.Block;
+
+public class DividerBlock extends Block  {
+
+}

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/objects/DpgBannerBlock.java

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+package nl.nu.performance.api.client.objects;
+
+import nl.nu.performance.api.client.interfaces.Block;
+
+public class DpgBannerBlock extends Block {
+
+}

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/objects/HeaderBlock.java

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+package nl.nu.performance.api.client.objects;
+
+import nl.nu.performance.api.client.interfaces.Block;
+
+public class HeaderBlock extends Block {
+    // returns title
+    public final StyledText component20() {
+        throw new UnsupportedOperationException("Stub");
+    }
+}

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/objects/Link.java

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+package nl.nu.performance.api.client.objects;
+
+import nl.nu.performance.api.client.unions.LinkFlavor;
+
+public class Link {
+    public final StyledText getTitle() {
+        throw new UnsupportedOperationException("Stub");
+    }
+
+    public final LinkFlavor getLinkFlavor() {
+        throw new UnsupportedOperationException("Stub");
+    }
+}

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/objects/LinkBlock.java

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+package nl.nu.performance.api.client.objects;
+
+import android.os.Parcelable;
+import nl.nu.performance.api.client.interfaces.Block;
+
+public abstract class LinkBlock extends Block implements Parcelable {
+    public final Link getLink() {
+        throw new UnsupportedOperationException("Stub");
+    }
+}

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/objects/StyledText.java

@@ -0,0 +1,7 @@
+package nl.nu.performance.api.client.objects;
+
+public class StyledText  {
+    public final String getText() {
+        throw new UnsupportedOperationException("Stub");
+    }
+}

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/unions/LinkFlavor.java

@@ -0,0 +1,4 @@
+package nl.nu.performance.api.client.unions;
+
+public interface LinkFlavor {
+}

extensions/nunl/stub/src/main/java/nl/nu/performance/api/client/unions/SmallArticleLinkFlavor.java

@@ -0,0 +1,7 @@
+package nl.nu.performance.api.client.unions;
+
+public class SmallArticleLinkFlavor implements LinkFlavor {
+    public final Boolean isPartner() {
+        throw new UnsupportedOperationException("Stub");
+    }
+}