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fix(YouTube/Spoof player parameters): fix player tracking such as history or video watchtime

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This commit is contained in:
inotia00 2024-03-11 14:16:54 +09:00
parent c6031bd919
commit 79897a163f
3 changed files with 68 additions and 0 deletions
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37
src/main/kotlin/app/revanced/patches/youtube/utils/fix/parameter/SpoofPlayerParameterPatch.kt
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@ -5,13 +5,16 @@ import app.revanced.patcher.extensions.InstructionExtensions.addInstructions
import app.revanced.patcher.extensions.InstructionExtensions.addInstructionsWithLabels
import app.revanced.patcher.extensions.InstructionExtensions.getInstruction
import app.revanced.patcher.extensions.InstructionExtensions.removeInstruction
import app.revanced.patcher.extensions.InstructionExtensions.replaceInstruction
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.utils.fix.parameter.fingerprints.ParamsMapPutFingerprint
import app.revanced.patches.youtube.utils.fix.parameter.fingerprints.PlayerResponseModelGeneralStoryboardRendererFingerprint
import app.revanced.patches.youtube.utils.fix.parameter.fingerprints.PlayerResponseModelLiveStreamStoryboardRendererFingerprint
import app.revanced.patches.youtube.utils.fix.parameter.fingerprints.PlayerResponseModelStoryboardRecommendedLevelFingerprint
import app.revanced.patches.youtube.utils.fix.parameter.fingerprints.StatsQueryParameterFingerprint
import app.revanced.patches.youtube.utils.fix.parameter.fingerprints.StoryboardRendererDecoderRecommendedLevelFingerprint
import app.revanced.patches.youtube.utils.fix.parameter.fingerprints.StoryboardRendererDecoderSpecFingerprint
import app.revanced.patches.youtube.utils.fix.parameter.fingerprints.StoryboardRendererSpecFingerprint
@ -24,6 +27,7 @@ import app.revanced.patches.youtube.utils.settings.SettingsPatch
import app.revanced.patches.youtube.utils.videoid.general.VideoIdPatch
import app.revanced.util.exception
import com.android.tools.smali.dexlib2.iface.instruction.OneRegisterInstruction
import com.android.tools.smali.dexlib2.iface.instruction.FiveRegisterInstruction
@Patch(
name = "Spoof player parameters",
@ -68,9 +72,11 @@ import com.android.tools.smali.dexlib2.iface.instruction.OneRegisterInstruction
)
object SpoofPlayerParameterPatch : BytecodePatch(
setOf(
ParamsMapPutFingerprint,
PlayerResponseModelGeneralStoryboardRendererFingerprint,
PlayerResponseModelLiveStreamStoryboardRendererFingerprint,
PlayerResponseModelStoryboardRecommendedLevelFingerprint,
StatsQueryParameterFingerprint,
StoryboardRendererDecoderRecommendedLevelFingerprint,
StoryboardRendererDecoderSpecFingerprint,
StoryboardRendererSpecFingerprint,
@ -198,6 +204,37 @@ object SpoofPlayerParameterPatch : BytecodePatch(
)
} ?: throw StoryboardRendererDecoderSpecFingerprint.exception
// Fix stats not being tracked.
// Due to signature spoofing "adformat" is present in query parameters made for /stats requests,
// even though, for regular videos, it should not be.
// This breaks stats tracking.
// Replace the ad parameter with the video parameter in the query parameters.
StatsQueryParameterFingerprint.result?.let {
val putMethod = ParamsMapPutFingerprint.result?.method?.toString()
?: throw ParamsMapPutFingerprint.exception
it.mutableMethod.apply {
val adParamIndex = it.scanResult.stringsScanResult!!.matches.first().index
val videoParamIndex = adParamIndex + 3
// Replace the ad parameter with the video parameter.
replaceInstruction(adParamIndex, getInstruction(videoParamIndex))
// Call paramsMap.put instead of paramsMap.putIfNotExist
// because the key is already present in the map.
val putAdParamIndex = adParamIndex + 1
val putIfKeyNotExistsInstruction = getInstruction<FiveRegisterInstruction>(putAdParamIndex)
replaceInstruction(
putAdParamIndex,
"invoke-virtual { " +
"v${putIfKeyNotExistsInstruction.registerC}, " +
"v${putIfKeyNotExistsInstruction.registerD}, " +
"v${putIfKeyNotExistsInstruction.registerE} }, " +
putMethod,
)
}
} ?: throw StatsQueryParameterFingerprint.exception
/**
* Add settings
*/

24
src/main/kotlin/app/revanced/patches/youtube/utils/fix/parameter/fingerprints/ParamsMapPutFingerprint.kt Normal file
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@ -0,0 +1,24 @@
package app.revanced.patches.youtube.utils.fix.parameter.fingerprints
import app.revanced.patcher.extensions.or
import app.revanced.patcher.fingerprint.MethodFingerprint
import com.android.tools.smali.dexlib2.AccessFlags
import com.android.tools.smali.dexlib2.Opcode
internal object ParamsMapPutFingerprint : MethodFingerprint(
returnType = "V",
accessFlags = AccessFlags.PUBLIC or AccessFlags.FINAL,
parameters = listOf(
"Ljava/lang/String;",
"Ljava/lang/String;",
),
opcodes = listOf(
Opcode.CONST_4,
Opcode.CONST_4,
Opcode.CONST_4,
Opcode.MOVE_OBJECT,
Opcode.MOVE_OBJECT,
Opcode.MOVE_OBJECT,
Opcode.INVOKE_DIRECT_RANGE,
),
)

7
src/main/kotlin/app/revanced/patches/youtube/utils/fix/parameter/fingerprints/StatsQueryParameterFingerprint.kt Normal file
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@ -0,0 +1,7 @@
package app.revanced.patches.youtube.utils.fix.parameter.fingerprints
import app.revanced.patcher.fingerprint.MethodFingerprint
internal object StatsQueryParameterFingerprint : MethodFingerprint(
strings = listOf("adunit"),
)