Simplify prefs migration

This commit is contained in:
vvb2060 2023-04-24 16:58:19 +08:00 committed by John Wu
parent 1610092ec4
commit bd2651057d
2 changed files with 10 additions and 63 deletions

View File

@ -1,22 +1,19 @@
package com.topjohnwu.magisk.core
import android.annotation.SuppressLint
import android.content.SharedPreferences
import android.util.Xml
import androidx.appcompat.app.AppCompatDelegate
import androidx.core.content.edit
import com.topjohnwu.magisk.BuildConfig
import com.topjohnwu.magisk.core.di.AppContext
import com.topjohnwu.magisk.core.di.ServiceLocator
import com.topjohnwu.magisk.core.ktx.writeTo
import com.topjohnwu.magisk.core.repository.BoolDBPropertyNoWrite
import com.topjohnwu.magisk.core.repository.DBConfig
import com.topjohnwu.magisk.core.repository.PreferenceConfig
import com.topjohnwu.magisk.core.utils.refreshLocale
import com.topjohnwu.magisk.ui.theme.Theme
import kotlinx.coroutines.GlobalScope
import org.xmlpull.v1.XmlPullParser
import java.io.File
import java.io.InputStream
object Config : PreferenceConfig, DBConfig {
@ -25,13 +22,12 @@ object Config : PreferenceConfig, DBConfig {
override val context get() = ServiceLocator.deContext
override val coroutineScope get() = GlobalScope
@get:SuppressLint("ApplySharedPref")
val prefsFile: File get() {
// Flush prefs to disk
prefs.edit().apply {
remove(Key.ASKED_HOME)
}.commit()
return File("${context.filesDir.parent}/shared_prefs", "${fileName}.xml")
private val prefsFile = File("${context.filesDir.parent}/shared_prefs", "${fileName}.xml")
@SuppressLint("ApplySharedPref")
fun getPrefsFile(): File {
prefs.edit().remove(Key.ASKED_HOME).commit()
return prefsFile
}
object Key {
@ -172,9 +168,8 @@ object Config : PreferenceConfig, DBConfig {
fun load(pkg: String?) {
// Only try to load prefs when fresh install and a previous package name is set
if (pkg != null && prefs.all.isEmpty()) runCatching {
context.contentResolver.openInputStream(Provider.preferencesUri(pkg))?.use {
prefs.edit { parsePrefs(it) }
}
context.contentResolver.openInputStream(Provider.preferencesUri(pkg))?.writeTo(prefsFile)
return
}
prefs.edit {
@ -191,52 +186,4 @@ object Config : PreferenceConfig, DBConfig {
}
}
}
private fun SharedPreferences.Editor.parsePrefs(input: InputStream) {
runCatching {
val parser = Xml.newPullParser()
parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES, false)
parser.setInput(input, "UTF-8")
parser.nextTag()
parser.require(XmlPullParser.START_TAG, null, "map")
while (parser.next() != XmlPullParser.END_TAG) {
if (parser.eventType != XmlPullParser.START_TAG)
continue
val key: String = parser.getAttributeValue(null, "name")
fun value() = parser.getAttributeValue(null, "value")!!
when (parser.name) {
"string" -> {
parser.require(XmlPullParser.START_TAG, null, "string")
putString(key, parser.nextText())
parser.require(XmlPullParser.END_TAG, null, "string")
}
"boolean" -> {
parser.require(XmlPullParser.START_TAG, null, "boolean")
putBoolean(key, value().toBoolean())
parser.nextTag()
parser.require(XmlPullParser.END_TAG, null, "boolean")
}
"int" -> {
parser.require(XmlPullParser.START_TAG, null, "int")
putInt(key, value().toInt())
parser.nextTag()
parser.require(XmlPullParser.END_TAG, null, "int")
}
"long" -> {
parser.require(XmlPullParser.START_TAG, null, "long")
putLong(key, value().toLong())
parser.nextTag()
parser.require(XmlPullParser.END_TAG, null, "long")
}
"float" -> {
parser.require(XmlPullParser.START_TAG, null, "int")
putFloat(key, value().toFloat())
parser.nextTag()
parser.require(XmlPullParser.END_TAG, null, "int")
}
else -> parser.next()
}
}
}
}
}

View File

@ -16,7 +16,7 @@ class Provider : BaseProvider() {
override fun openFile(uri: Uri, mode: String): ParcelFileDescriptor? {
return when (uri.encodedPath ?: return null) {
"/prefs_file" -> ParcelFileDescriptor.open(Config.prefsFile, MODE_READ_ONLY)
"/prefs_file" -> ParcelFileDescriptor.open(Config.getPrefsFile(), MODE_READ_ONLY)
else -> super.openFile(uri, mode)
}
}