Files
legado/modules/rhino1.7.3/src/main/java/com/script/rhino/RhinoClassShutter.kt
2023-06-14 15:47:06 +08:00

68 lines
2.7 KiB
Kotlin

/*
* Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.script.rhino
import org.mozilla.javascript.ClassShutter
/**
* This class prevents script access to certain sensitive classes.
* Note that this class checks over and above SecurityManager. i.e., although
* a SecurityManager would pass, class shutter may still prevent access.
*
* @author A. Sundararajan
* @since 1.6
*/
object RhinoClassShutter : ClassShutter {
private val protectedClasses by lazy {
val protectedClasses = HashMap<Any, Any>()
protectedClasses["java.lang.Runtime"] = true
protectedClasses["java.io.File"] = true
protectedClasses["java.security.AccessController"] = true
protectedClasses["java.nio.file.Paths"] = true
protectedClasses["java.nio.file.Files"] = true
protectedClasses["io.legado.app.data.AppDatabaseKt"] = true
protectedClasses["android.content.Intent"] = true
protectedClasses["androidx.core.content.FileProvider"] = true
protectedClasses["android.provider.Settings"] = true
protectedClasses
}
override fun visibleToScripts(fullClassName: String): Boolean {
val sm = System.getSecurityManager()
if (sm != null) {
val i = fullClassName.lastIndexOf(".")
if (i != -1) {
try {
sm.checkPackageAccess(fullClassName.substring(0, i))
} catch (var5: SecurityException) {
return false
}
}
}
return protectedClasses[fullClassName] == null
}
}