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feat(pixiv): add hide-ads patch (ReVanced#2578)
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Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>
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Sculas and oSumAtrIX committed Jul 5, 2023
1 parent 861c4ab commit 862a7ec
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package app.revanced.patches.pixiv.ads.fingerprints

import app.revanced.patcher.extensions.or
import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
import org.jf.dexlib2.AccessFlags


object IsNotPremiumFingerprint : MethodFingerprint(
"V",
AccessFlags.PUBLIC or AccessFlags.CONSTRUCTOR,
listOf("L"),
strings = listOf("pixivAccountManager"),
customFingerprint = custom@{ _, classDef ->
// The "isNotPremium" method is the only method in the class.
if (classDef.virtualMethods.count() != 1) return@custom false

classDef.virtualMethods.first().let { isNotPremiumMethod ->
isNotPremiumMethod.parameterTypes.size == 0 && isNotPremiumMethod.returnType == "Z"
}
}
)
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package app.revanced.patches.pixiv.ads.patch

import app.revanced.extensions.toErrorResult
import app.revanced.patcher.annotation.*
import app.revanced.patcher.data.BytecodeContext
import app.revanced.patcher.extensions.InstructionExtensions.addInstructions
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.pixiv.ads.fingerprints.IsNotPremiumFingerprint

@Patch
@Name("hide-ads")
@Description("Hides ads.")
@Compatibility([Package("jp.pxv.android")])
@Version("0.0.1")
class HideAdsPatch : BytecodePatch(listOf(IsNotPremiumFingerprint)) {
override fun execute(context: BytecodeContext): PatchResult {
// Always return false in the "isNotPremium" method which normally returns !this.accountManager.isPremium.
// However, this is not the method that controls the user's premium status.
// Instead, this method is used to determine whether ads should be shown.
IsNotPremiumFingerprint.result?.mutableClass?.virtualMethods?.first()?.addInstructions(
0,
"""
const/4 v0, 0x0
return v0
"""
) ?: return IsNotPremiumFingerprint.toErrorResult()

return PatchResultSuccess()
}
}

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