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Unverified Commit 2c80de55 authored by Marvin W.'s avatar Marvin W. 🐿️
Browse files

Base: Allow default settings to be provided in meta-data 

This is useful for apps that include microG as a library, so they can easily
modify the default configuration of their embedded microG.
parent dd77aca3

play-services-base/core/src/main/kotlin/org/microg/gms/settings/MetaDataPreferences.kt

0 → 100644
+45 −0
Original line number Diff line number Diff line 
/*

 * SPDX-FileCopyrightText: 2023 microG Project Team

 * SPDX-License-Identifier: Apache-2.0

 */



package org.microg.gms.settings



import android.content.Context

import android.content.SharedPreferences

import android.content.pm.PackageManager.GET_META_DATA

import android.os.Bundle



class MetaDataPreferences(private val context: Context, private val prefix: String = "") : SharedPreferences {

    private val metaData by lazy {

        runCatching { context.packageManager.getApplicationInfo(context.packageName, GET_META_DATA) }.getOrNull()?.metaData ?: Bundle.EMPTY

    }



    override fun getAll(): Map<String, *> = metaData.keySet().filter { it.startsWith(prefix) }.associate { it.substring(prefix.length) to metaData.get(it) }



    override fun getString(key: String, defValue: String?): String? = metaData.getString(prefix + key, defValue)



    override fun getStringSet(key: String, defValues: Set<String>?): Set<String>? = metaData.getStringArray(prefix + key)?.toSet() ?: defValues



    override fun getInt(key: String?, defValue: Int): Int = metaData.getInt(prefix + key, defValue)



    override fun getLong(key: String?, defValue: Long): Long = metaData.getLong(prefix + key, defValue)



    override fun getFloat(key: String?, defValue: Float): Float = metaData.getFloat(prefix + key, defValue)



    override fun getBoolean(key: String?, defValue: Boolean): Boolean = metaData.getBoolean(prefix + key, defValue)



    override fun contains(key: String?): Boolean = metaData.containsKey(prefix + key)



    override fun edit(): SharedPreferences.Editor {

        throw UnsupportedOperationException()

    }



    override fun registerOnSharedPreferenceChangeListener(listener: SharedPreferences.OnSharedPreferenceChangeListener?) {

        throw UnsupportedOperationException()

    }



    override fun unregisterOnSharedPreferenceChangeListener(listener: SharedPreferences.OnSharedPreferenceChangeListener?) {

        throw UnsupportedOperationException()

    }

}
 
 No newline at end of file

play-services-base/core/src/main/kotlin/org/microg/gms/settings/SettingsProvider.kt

+9 −4
Original line number Diff line number Diff line
@@ -27,6 +27,8 @@ import org.microg.gms.settings.SettingsContract.SafetyNet 
import org.microg.gms.settings.SettingsContract.getAuthority

import java.io.File



private const val SETTINGS_PREFIX = "org.microg.gms.settings."



/**

 * All settings access should go through this [ContentProvider],

 * because it provides safe access from different processes which normal [SharedPreferences] don't.
@@ -53,6 +55,9 @@ class SettingsProvider : ContentProvider() { 
            null

        }

    }

    private val metaDataPreferences: SharedPreferences by lazy {

        MetaDataPreferences(context!!, SETTINGS_PREFIX)

    }



    override fun onCreate(): Boolean {

        return true
@@ -355,12 +360,12 @@ class SettingsProvider : ContentProvider() { 
     * @return the current setting as [Int], because [ContentProvider] does not support [Boolean].

     */

    private fun getSettingsBoolean(key: String, def: Boolean): Int {

        return listOf(preferences, systemDefaultPreferences).getBooleanAsInt(key, def)

        return listOf(preferences, systemDefaultPreferences, metaDataPreferences).getBooleanAsInt(key, def)

    }



    private fun getSettingsString(key: String, def: String? = null): String? = listOf(preferences, systemDefaultPreferences).getString(key, def)

    private fun getSettingsInt(key: String, def: Int): Int = listOf(preferences, systemDefaultPreferences).getInt(key, def)

    private fun getSettingsLong(key: String, def: Long): Long = listOf(preferences, systemDefaultPreferences).getLong(key, def)

    private fun getSettingsString(key: String, def: String? = null): String? = listOf(preferences, systemDefaultPreferences, metaDataPreferences).getString(key, def)

    private fun getSettingsInt(key: String, def: Int): Int = listOf(preferences, systemDefaultPreferences, metaDataPreferences).getInt(key, def)

    private fun getSettingsLong(key: String, def: Long): Long = listOf(preferences, systemDefaultPreferences, metaDataPreferences).getLong(key, def)

    private fun getUnifiedNlpSettingsStringSetCompat(key: String, def: Set<String>): Set<String> = listOf(unifiedNlpPreferences, preferences, systemDefaultPreferences).getStringSetCompat(key, def)



    private fun SharedPreferences.getStringSetCompat(key: String, def: Set<String>): Set<String> {