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fix: partial ad blockage in tiktok-ads patch (#420)

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d4rkk3y 2022-09-02 00:12:16 +07:00 committed by GitHub
parent 3c33a63cec
commit bc6d192059
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2 changed files with 47 additions and 17 deletions
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21
src/main/kotlin/app/revanced/patches/tiktok/ad/fingerprints/ConvertHelpFeedItemListFingerprint.kt Normal file
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@ -0,0 +1,21 @@
package app.revanced.patches.tiktok.ad.fingerprints
import app.revanced.patcher.annotation.Name
import app.revanced.patcher.annotation.Version
import app.revanced.patcher.fingerprint.method.annotation.MatchingMethod
import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
import app.revanced.patches.tiktok.ad.annotations.TiktokAdsCompatibility
@Name("convert-help-v2-feeditemlist-fingerprint")
@MatchingMethod(
"Lbeancopy/ConvertHelp;",
"com${'$'}ss${'$'}ugc${'$'}aweme${'$'}proto${'$'}aweme_v2_feed_response${'$'}${'$'}com${'$'}ss${'$'}android${'$'}ugc${'$'}aweme${'$'}feed${'$'}model${'$'}FeedItemList",
)
@TiktokAdsCompatibility
@Version("0.0.1")
object ConvertHelpFeedItemListFingerprint : MethodFingerprint(
customFingerprint = { methodDef ->
methodDef.definingClass.endsWith("/ConvertHelp;") &&
methodDef.name.endsWith("${'$'}FeedItemList")
}
)

43
src/main/kotlin/app/revanced/patches/tiktok/ad/patch/TiktokAdsPatch.kt
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@ -11,6 +11,7 @@ import app.revanced.patcher.patch.PatchResultSuccess
import app.revanced.patcher.patch.annotations.Patch
import app.revanced.patcher.patch.impl.BytecodePatch
import app.revanced.patches.tiktok.ad.annotations.TiktokAdsCompatibility
import app.revanced.patches.tiktok.ad.fingerprints.ConvertHelpFeedItemListFingerprint
import app.revanced.patches.tiktok.ad.fingerprints.FeedItemListCloneFingerprint
import org.jf.dexlib2.Opcode
import org.jf.dexlib2.iface.instruction.ReferenceInstruction
@ -23,26 +24,34 @@ import org.jf.dexlib2.iface.reference.FieldReference
@TiktokAdsCompatibility
@Version("0.0.1")
class TiktokAdsPatch : BytecodePatch(
listOf(FeedItemListCloneFingerprint)
listOf(
FeedItemListCloneFingerprint,
ConvertHelpFeedItemListFingerprint
)
) {
override fun execute(data: BytecodeData): PatchResult {
val method = FeedItemListCloneFingerprint.result!!.mutableMethod
// iterate all instructions in the clone method
for ((index, instruction) in method.implementation!!.instructions.withIndex()) {
// conditions for the instruction we need
if (instruction.opcode.ordinal != Opcode.IPUT_OBJECT.ordinal) continue
val clonePreloadAdsFieldInstruction = (instruction as? ReferenceInstruction)
if ((clonePreloadAdsFieldInstruction?.reference as? FieldReference)?.name != "preloadAds") continue
listOf(
FeedItemListCloneFingerprint,
ConvertHelpFeedItemListFingerprint
).forEach { fingerprint ->
val method = fingerprint.result!!.mutableMethod
// iterate all instructions in the clone method
for ((index, instruction) in method.implementation!!.instructions.withIndex()) {
// conditions for the instruction we need
if (instruction.opcode.ordinal != Opcode.IPUT_OBJECT.ordinal) continue
val preloadAdsFieldInstruction = (instruction as? ReferenceInstruction)
if ((preloadAdsFieldInstruction?.reference as? FieldReference)?.name != "preloadAds") continue
// set null instead of the field "preloadAds"
val overrideRegister = (clonePreloadAdsFieldInstruction as TwoRegisterInstruction).registerA
method.addInstruction(
index,
"const/4 v$overrideRegister, 0x0"
)
return PatchResultSuccess()
// set null instead of the field "preloadAds"
val overrideRegister = (preloadAdsFieldInstruction as TwoRegisterInstruction).registerA
method.addInstruction(
index,
"const/4 v$overrideRegister, 0x0"
)
return@forEach
}
return PatchResultError("Can not find required instruction.")
}
return PatchResultError("Could not find required instruction.")
return PatchResultSuccess()
}
}