feat(YouTube - External downloader): Add ability to use in-app download button

api/revanced-patches.api

@@ -1194,8 +1194,8 @@ public final class app/revanced/patches/youtube/interaction/dialog/RemoveViewerD
 	public synthetic fun execute (Lapp/revanced/patcher/data/Context;)V
 }
 
-public final class app/revanced/patches/youtube/interaction/downloads/ExternalDownloadsBytecodePatch : app/revanced/patcher/patch/BytecodePatch {
+public final class app/revanced/patches/youtube/interaction/downloads/DownloadsPatch : app/revanced/patcher/patch/BytecodePatch {
-	public static final field INSTANCE Lapp/revanced/patches/youtube/interaction/downloads/ExternalDownloadsBytecodePatch;
+	public static final field INSTANCE Lapp/revanced/patches/youtube/interaction/downloads/DownloadsPatch;
 	public fun execute (Lapp/revanced/patcher/data/BytecodeContext;)V
 	public synthetic fun execute (Lapp/revanced/patcher/data/Context;)V
 }

src/main/kotlin/app/revanced/patches/youtube/interaction/copyvideourl/CopyVideoUrlBytecodePatch.kt

@@ -39,7 +39,6 @@ object CopyVideoUrlBytecodePatch : BytecodePatch(emptySet()) {
     )
 
     override fun execute(context: BytecodeContext) {
-        // Initialize buttons and inject visibility control
         BUTTONS_DESCRIPTORS.forEach { descriptor ->
             PlayerControlsBytecodePatch.initializeControl("$descriptor->initializeButton(Landroid/view/View;)V")
             PlayerControlsBytecodePatch.injectVisibilityCheckCall("$descriptor->changeVisibility(Z)V")

src/main/kotlin/app/revanced/patches/youtube/interaction/downloads/DownloadsPatch.kt

@@ -0,0 +1,67 @@
+package app.revanced.patches.youtube.interaction.downloads
+
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.InstructionExtensions.addInstructionsWithLabels
+import app.revanced.patcher.extensions.InstructionExtensions.getInstruction
+import app.revanced.patcher.patch.BytecodePatch
+import app.revanced.patcher.patch.annotation.CompatiblePackage
+import app.revanced.patcher.patch.annotation.Patch
+import app.revanced.patcher.util.smali.ExternalLabel
+import app.revanced.patches.youtube.interaction.downloads.fingerprints.DownloadButtonActionFingerprint
+import app.revanced.patches.youtube.misc.playercontrols.PlayerControlsBytecodePatch
+import app.revanced.patches.youtube.video.information.VideoInformationPatch
+import app.revanced.util.exception
+
+@Patch(
+    name = "Downloads",
+    description = "Adds support to download videos with an external downloader app" +
+        "using the in-app download button or a video player action button.",
+    dependencies = [
+        DownloadsResourcePatch::class,
+        PlayerControlsBytecodePatch::class,
+        VideoInformationPatch::class,
+    ],
+    compatiblePackages = [
+        CompatiblePackage(
+            "com.google.android.youtube",
+            [
+                "18.48.39",
+                "18.49.37",
+                "19.01.34",
+                "19.02.39",
+                "19.03.35",
+                "19.03.36",
+                "19.04.37",
+            ],
+        ),
+    ],
+)
+@Suppress("unused")
+object DownloadsPatch : BytecodePatch(
+    setOf(
+        DownloadButtonActionFingerprint,
+    ),
+) {
+    private const val INTEGRATIONS_CLASS_DESCRIPTOR = "Lapp/revanced/integrations/youtube/patches/DownloadsPatch;"
+    private const val BUTTON_DESCRIPTOR = "Lapp/revanced/integrations/youtube/videoplayer/ExternalDownloadButton;"
+
+    override fun execute(context: BytecodeContext) {
+        PlayerControlsBytecodePatch.initializeControl("$BUTTON_DESCRIPTOR->initializeButton(Landroid/view/View;)V")
+        PlayerControlsBytecodePatch.injectVisibilityCheckCall("$BUTTON_DESCRIPTOR->changeVisibility(Z)V")
+
+        DownloadButtonActionFingerprint.result?.let {
+            it.mutableMethod.apply {
+                addInstructionsWithLabels(
+                    2,
+                    """
+                            invoke-static {}, $INTEGRATIONS_CLASS_DESCRIPTOR->inAppDownloadButtonOnClick()Z
+                            move-result v0
+                            if-eqz v0, :show_dialog
+                            return-void
+                        """,
+                    ExternalLabel("show_dialog", getInstruction(2)),
+                )
+            }
+        } ?: throw DownloadButtonActionFingerprint.exception
+    }
+}

src/main/kotlin/app/revanced/patches/youtube/interaction/downloads/DownloadsResourcePatch.kt

@@ -21,7 +21,7 @@ import app.revanced.util.copyResources
         AddResourcesPatch::class,
     ],
 )
-internal object ExternalDownloadsResourcePatch : ResourcePatch() {
+internal object DownloadsResourcePatch : ResourcePatch() {
     override fun execute(context: ResourceContext) {
         AddResourcesPatch(this::class)
 
@@ -32,6 +32,7 @@ internal object ExternalDownloadsResourcePatch : ResourcePatch() {
                 preferences = setOf(
                     SwitchPreference("revanced_external_downloader"),
                     TextPreference("revanced_external_downloader_name", inputType = InputType.TEXT),
+                    SwitchPreference("revanced_use_in_app_download_button"),
                 ),
             ),
         )

src/main/kotlin/app/revanced/patches/youtube/interaction/downloads/ExternalDownloadsBytecodePatch.kt

@@ -1,54 +0,0 @@
-package app.revanced.patches.youtube.interaction.downloads
-
-import app.revanced.patcher.data.BytecodeContext
-import app.revanced.patcher.patch.BytecodePatch
-import app.revanced.patcher.patch.annotation.CompatiblePackage
-import app.revanced.patcher.patch.annotation.Patch
-import app.revanced.patches.youtube.misc.playercontrols.PlayerControlsBytecodePatch
-import app.revanced.patches.youtube.video.information.VideoInformationPatch
-
-@Patch(
-    name = "External downloads",
-    description = "Adds support to download and save YouTube videos using an external downloader app.",
-    dependencies = [
-        ExternalDownloadsResourcePatch::class,
-        PlayerControlsBytecodePatch::class,
-        VideoInformationPatch::class,
-    ],
-    compatiblePackages = [
-        CompatiblePackage(
-            "com.google.android.youtube",
-            [
-                "18.48.39",
-                "18.49.37",
-                "19.01.34",
-                "19.02.39",
-                "19.03.35",
-                "19.03.36",
-                "19.04.37",
-            ],
-        ),
-    ],
-)
-@Suppress("unused")
-object ExternalDownloadsBytecodePatch : BytecodePatch(emptySet()) {
-    private const val BUTTON_DESCRIPTOR = "Lapp/revanced/integrations/youtube/videoplayer/ExternalDownloadButton;"
-
-    override fun execute(context: BytecodeContext) {
-        /*
-        initialize the control
-         */
-
-        PlayerControlsBytecodePatch.initializeControl(
-            "$BUTTON_DESCRIPTOR->initializeButton(Landroid/view/View;)V",
-        )
-
-        /*
-         add code to change the visibility of the control
-         */
-
-        PlayerControlsBytecodePatch.injectVisibilityCheckCall(
-            "$BUTTON_DESCRIPTOR->changeVisibility(Z)V",
-        )
-    }
-}

src/main/kotlin/app/revanced/patches/youtube/interaction/downloads/fingerprints/DownloadButtonActionFingerprint.kt

@@ -0,0 +1,7 @@
+package app.revanced.patches.youtube.interaction.downloads.fingerprints
+
+import app.revanced.patcher.fingerprint.MethodFingerprint
+
+internal object DownloadButtonActionFingerprint : MethodFingerprint(
+    strings = listOf("offline/get_download_action"),
+)

src/main/resources/addresources/values/strings.xml

@@ -226,7 +226,7 @@
             <string name="revanced_remove_viewer_discretion_dialog_summary_off">Dialog will be shown</string>
             <string name="revanced_remove_viewer_discretion_dialog_user_dialog_message">This does not bypass the age restriction. It just accepts it automatically.</string>
         </patch>
-        <patch id="interaction.downloads.ExternalDownloadsResourcePatch">
+        <patch id="interaction.downloads.DownloadsResourcePatch">
             <string name="revanced_external_downloader_screen_title">External downloads</string>
             <string name="revanced_external_downloader_screen_summary">Settings for using an external downloader</string>
             <string name="revanced_external_downloader_title">Show external download button</string>
@@ -235,6 +235,9 @@
             <string name="revanced_external_downloader_name_title">Downloader package name</string>
             <string name="revanced_external_downloader_name_summary">Package name of your installed external downloader app, such as NewPipe or Seal</string>
             <string name="revanced_external_downloader_not_installed_warning">%s is not installed. Please install it.</string>
+            <string name="revanced_use_in_app_download_button_title">Use in-app download button</string>
+            <string name="revanced_use_in_app_download_button_summary_on">Button will launch the external downloader</string>
+            <string name="revanced_use_in_app_download_button_summary_off">Button will launch the native in-app downloader</string>
         </patch>
         <patch id="interaction.seekbar.DisablePreciseSeekingGesturePatch">
             <string name="revanced_disable_precise_seeking_gesture_title">Disable precise seeking gesture</string>