revanced-patches/src/main/kotlin/app/revanced/patches/all/misc/packagename/ChangePackageNamePatch.kt

71 lines
2.5 KiB
Kotlin

package app.revanced.patches.all.misc.packagename
import app.revanced.patcher.data.ResourceContext
import app.revanced.patcher.patch.ResourcePatch
import app.revanced.patcher.patch.annotation.Patch
import app.revanced.patcher.patch.options.PatchOption.PatchExtensions.stringPatchOption
import app.revanced.patcher.patch.options.PatchOptionException
import org.w3c.dom.Element
import java.io.Closeable
@Patch(
name = "Change package name",
description = "Appends \".revanced\" to the package name by default. Changing the package name of the app can lead to unexpected issues.",
use = false,
)
@Suppress("unused")
object ChangePackageNamePatch : ResourcePatch(), Closeable {
private val packageNameOption =
stringPatchOption(
key = "packageName",
default = "Default",
values = mapOf("Default" to "Default"),
title = "Package name",
description = "The name of the package to rename the app to.",
required = true,
) {
it == "Default" || it!!.matches(Regex("^[a-z]\\w*(\\.[a-z]\\w*)+\$"))
}
private lateinit var context: ResourceContext
override fun execute(context: ResourceContext) {
this.context = context
}
/**
* Set the package name to use.
* If this is called multiple times, the first call will set the package name.
*
* @param fallbackPackageName The package name to use if the user has not already specified a package name.
* @return The package name that was set.
* @throws PatchOptionException.ValueValidationException If the package name is invalid.
*/
fun setOrGetFallbackPackageName(fallbackPackageName: String): String {
val packageName = packageNameOption.value!!
return if (packageName == packageNameOption.default) {
fallbackPackageName.also { packageNameOption.value = it }
} else {
packageName
}
}
override fun close() =
context.xmlEditor["AndroidManifest.xml"].use { editor ->
val document = editor.file
val replacementPackageName = packageNameOption.value
val manifest = document.getElementsByTagName("manifest").item(0) as Element
manifest.setAttribute(
"package",
if (replacementPackageName != packageNameOption.default) {
replacementPackageName
} else {
"${manifest.getAttribute("package")}.revanced"
},
)
}
}