File size: 2,555 Bytes
5bbfb59 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 | /*
* Copyright (C) 2014-2022 Arpit Khurana <arpitkh96@gmail.com>, Vishal Nehra <vishalmeham2@gmail.com>,
* Emmanuel Messulam<emmanuelbendavid@gmail.com>, Raymond Lai <airwave209gt at gmail.com> and Contributors.
*
* This file is part of Amaze File Manager.
*
* Amaze File Manager is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.amaze.filemanager.utils
import android.content.pm.PackageInfo
import android.content.pm.PackageManager
import com.amaze.filemanager.application.AppConfig
import com.amaze.filemanager.filesystem.files.FileUtils
import java.io.File
/**
* Additional checks for package validity for installation via Amaze.
*
*/
object PackageInstallValidation {
/**
* Perform validation by getting [PackageInfo] of file at specified path, then see if it's us.
* If yes, throw [PackageCannotBeInstalledException] and [FileUtils.installApk] should exit
* with Toast.
*/
@JvmStatic
@Throws(PackageCannotBeInstalledException::class, IllegalStateException::class)
fun validatePackageInstallability(f: File) {
AppConfig.getInstance().run {
val packageInfo: PackageInfo? =
packageManager.getPackageArchiveInfo(
f.absolutePath,
PackageManager.GET_ACTIVITIES,
)
if (packageInfo == null) {
throw IllegalStateException("Cannot get package info")
} else {
if (packageInfo.packageName == this.packageName) {
throw PackageCannotBeInstalledException(
"Cannot update myself per Google Play policy",
)
}
}
}
}
/**
* Exception indicating specified package cannot be installed
*/
class PackageCannotBeInstalledException : Exception {
constructor(reason: Throwable) : super(reason)
constructor(reason: String) : super(reason)
}
}
|