From 6eb7e2081b31bf6d2fed2594fa00f27e7b356eae Mon Sep 17 00:00:00 2001
From: johnconner122 <107796137+johnconner122@users.noreply.github.com>
Date: Sun, 6 Nov 2022 16:58:43 +0500
Subject: [PATCH] feat(hexeditor): `disable-ads` patch (#973)

Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>
---
 .../annotations/HexEditorAdsCompatibility.kt  | 13 +++++++
 .../ad/fingerprints/PrimaryAdsFingerprint.kt  | 15 +++++++
 .../hexeditor/ad/patch/HexEditorAdsPatch.kt   | 39 +++++++++++++++++++
 3 files changed, 67 insertions(+)
 create mode 100644 src/main/kotlin/app/revanced/patches/hexeditor/ad/annotations/HexEditorAdsCompatibility.kt
 create mode 100644 src/main/kotlin/app/revanced/patches/hexeditor/ad/fingerprints/PrimaryAdsFingerprint.kt
 create mode 100644 src/main/kotlin/app/revanced/patches/hexeditor/ad/patch/HexEditorAdsPatch.kt

diff --git a/src/main/kotlin/app/revanced/patches/hexeditor/ad/annotations/HexEditorAdsCompatibility.kt b/src/main/kotlin/app/revanced/patches/hexeditor/ad/annotations/HexEditorAdsCompatibility.kt
new file mode 100644
index 000000000..e0ae0e0be
--- /dev/null
+++ b/src/main/kotlin/app/revanced/patches/hexeditor/ad/annotations/HexEditorAdsCompatibility.kt
@@ -0,0 +1,13 @@
+package app.revanced.patches.hexeditor.ad.annotations
+
+import app.revanced.patcher.annotation.Compatibility
+import app.revanced.patcher.annotation.Package
+
+@Compatibility(
+    [
+        Package("com.myprog.hexedit")
+    ]
+)
+@Target(AnnotationTarget.CLASS)
+@Retention(AnnotationRetention.RUNTIME)
+internal annotation class HexEditorAdsCompatibility
diff --git a/src/main/kotlin/app/revanced/patches/hexeditor/ad/fingerprints/PrimaryAdsFingerprint.kt b/src/main/kotlin/app/revanced/patches/hexeditor/ad/fingerprints/PrimaryAdsFingerprint.kt
new file mode 100644
index 000000000..a01991a06
--- /dev/null
+++ b/src/main/kotlin/app/revanced/patches/hexeditor/ad/fingerprints/PrimaryAdsFingerprint.kt
@@ -0,0 +1,15 @@
+package app.revanced.patches.hexeditor.ad.fingerprints
+
+import app.revanced.patcher.annotation.Name
+import app.revanced.patcher.annotation.Version
+import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
+import app.revanced.patches.hexeditor.ad.annotations.HexEditorAdsCompatibility
+
+@Name("ads-fingerprint-primary")
+@HexEditorAdsCompatibility
+@Version("0.0.1")
+object PrimaryAdsFingerprint : MethodFingerprint(
+    customFingerprint = { methodDef ->
+        methodDef.definingClass.endsWith("PreferencesHelper;") && methodDef.name == "isAdsDisabled"
+    }
+)
\ No newline at end of file
diff --git a/src/main/kotlin/app/revanced/patches/hexeditor/ad/patch/HexEditorAdsPatch.kt b/src/main/kotlin/app/revanced/patches/hexeditor/ad/patch/HexEditorAdsPatch.kt
new file mode 100644
index 000000000..67bc0940d
--- /dev/null
+++ b/src/main/kotlin/app/revanced/patches/hexeditor/ad/patch/HexEditorAdsPatch.kt
@@ -0,0 +1,39 @@
+package app.revanced.patches.hexeditor.ad.patch
+
+import app.revanced.patcher.annotation.Description
+import app.revanced.patcher.annotation.Name
+import app.revanced.patcher.annotation.Version
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.removeInstruction
+import app.revanced.patcher.extensions.replaceInstructions
+import app.revanced.patcher.patch.BytecodePatch
+import app.revanced.patcher.patch.PatchResult
+import app.revanced.patcher.patch.PatchResultSuccess
+import app.revanced.patcher.patch.annotations.Patch
+import app.revanced.patches.hexeditor.ad.annotations.HexEditorAdsCompatibility
+import app.revanced.patches.hexeditor.ad.fingerprints.PrimaryAdsFingerprint
+
+@Patch
+@Name("disable-ads")
+@Description("Disables ads in HexEditor.")
+@HexEditorAdsCompatibility
+@Version("0.0.1")
+class HexEditorAdsPatch : BytecodePatch(
+    listOf(
+        PrimaryAdsFingerprint
+    )
+) {
+    override fun execute(context: BytecodeContext): PatchResult {
+        val method = PrimaryAdsFingerprint.result!!.mutableMethod
+        
+        method.replaceInstructions(
+            0,
+            """
+                const/4 v0, 0x1
+                return v0
+            """
+        )
+
+        return PatchResultSuccess()
+    }
+}