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fix(youtube/general-ads): don't early return when not necessary (#1353)

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0xrxL 2022-12-26 18:33:18 +01:00 committed by GitHub
parent 52226797be
commit 003a400ce4
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2 changed files with 19 additions and 10 deletions
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7
src/main/kotlin/app/revanced/patches/youtube/misc/fix/verticalscroll/fingerprints/CanScrollVerticallyFingerprint.kt
View File

@ -7,6 +7,9 @@ import org.jf.dexlib2.Opcode
object CanScrollVerticallyFingerprint : MethodFingerprint(
"Z",
parameters = emptyList(),
opcodes = listOf(Opcode.INSTANCE_OF),
opcodes = listOf(
Opcode.INVOKE_VIRTUAL,
Opcode.MOVE_RESULT,
),
customFingerprint = { methodDef -> methodDef.definingClass.endsWith("SwipeRefreshLayout;") }
)
)

22
src/main/kotlin/app/revanced/patches/youtube/misc/fix/verticalscroll/patch/VerticalScrollPatch.kt
View File

@ -4,12 +4,14 @@ import app.revanced.extensions.toErrorResult
import app.revanced.patcher.annotation.Description
import app.revanced.patcher.annotation.Version
import app.revanced.patcher.data.BytecodeContext
import app.revanced.patcher.extensions.addInstructions
import app.revanced.patcher.extensions.addInstruction
import app.revanced.patcher.extensions.instruction
import app.revanced.patcher.patch.BytecodePatch
import app.revanced.patcher.patch.PatchResult
import app.revanced.patcher.patch.PatchResultSuccess
import app.revanced.patches.youtube.misc.fix.verticalscroll.annotations.VerticalScrollCompatibility
import app.revanced.patches.youtube.misc.fix.verticalscroll.fingerprints.CanScrollVerticallyFingerprint
import org.jf.dexlib2.iface.instruction.OneRegisterInstruction
@Description("Fixes issues with scrolling on the home screen when the first component is of type EmptyComponent.")
@VerticalScrollCompatibility
@ -20,13 +22,17 @@ class VerticalScrollPatch : BytecodePatch(
override fun execute(context: BytecodeContext): PatchResult {
val result = CanScrollVerticallyFingerprint.result ?: return CanScrollVerticallyFingerprint.toErrorResult()
result.mutableMethod.addInstructions(
0,
"""
const/4 v0, 0x0
return v0
"""
)
with(result) {
val method = mutableMethod
val moveResultIndex = scanResult.patternScanResult!!.endIndex
val moveResultRegister = (method.instruction(moveResultIndex) as OneRegisterInstruction).registerA
method.addInstruction(
moveResultIndex + 1,
"const/4 v$moveResultRegister, 0x0"
)
}
return PatchResultSuccess()
}