fix: version id checking not working properly

This commit is contained in:
Haowei Wen
2021-08-20 23:13:11 +08:00
parent 2022af8a53
commit c660b1d3f8
14 changed files with 111 additions and 62 deletions

View File

@@ -1,6 +1,6 @@
/*
* Hello Minecraft! Launcher
* Copyright (C) 2020 huangyuhui <huanghongxun2008@126.com> and contributors
* Copyright (C) 2021 huangyuhui <huanghongxun2008@126.com> and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -118,12 +118,12 @@ public enum OperatingSystem {
if (CURRENT_OS == WINDOWS) {
// valid names and characters taken from http://msdn.microsoft.com/library/default.asp?url=/library/en-us/fileio/fs/naming_a_file.asp
INVALID_RESOURCE_CHARACTERS = Pattern.compile("[/\"<>|?*:\\\\]");
INVALID_RESOURCE_BASENAMES = new String[]{"aux", "com1", "com2", "com3", "com4", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
"com5", "com6", "com7", "com8", "com9", "con", "lpt1", "lpt2", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$
"lpt3", "lpt4", "lpt5", "lpt6", "lpt7", "lpt8", "lpt9", "nul", "prn"}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$
INVALID_RESOURCE_BASENAMES = new String[]{"aux", "com1", "com2", "com3", "com4",
"com5", "com6", "com7", "com8", "com9", "con", "lpt1", "lpt2",
"lpt3", "lpt4", "lpt5", "lpt6", "lpt7", "lpt8", "lpt9", "nul", "prn"};
Arrays.sort(INVALID_RESOURCE_BASENAMES);
//CLOCK$ may be used if an extension is provided
INVALID_RESOURCE_FULLNAMES = new String[]{"clock$"}; //$NON-NLS-1$
INVALID_RESOURCE_FULLNAMES = new String[]{"clock$"};
} else {
//only front slash and null char are invalid on UNIXes
//taken from http://www.faqs.org/faqs/unix-faq/faq/part2/section-2.html
@@ -168,19 +168,22 @@ public enum OperatingSystem {
}
/**
* Returns true if the given name is a valid resource name on this operating system,
* Returns true if the given name is a valid file name on this operating system,
* and false otherwise.
*/
public static boolean isNameValid(String name) {
//. and .. have special meaning on all platforms
if (name.equals(".") || name.equals("..") || name.indexOf('/') == 0 || name.indexOf('\0') >= 0) //$NON-NLS-1$ //$NON-NLS-2$
// empty filename is not allowed
if (name.isEmpty())
return false;
if (CURRENT_OS == WINDOWS) {
//empty names are not valid
final int length = name.length();
if (length == 0)
return false;
final char lastChar = name.charAt(length - 1);
// . and .. have special meaning on all platforms
if (name.isEmpty() || name.equals("."))
return false;
// \0 and / are forbidden on all platforms
if (name.indexOf('/') != -1 || name.indexOf('\0') != -1)
return false;
if (CURRENT_OS == WINDOWS) { // Windows only
char lastChar = name.charAt(name.length() - 1);
// filenames ending in dot are not valid
if (lastChar == '.')
return false;
@@ -194,7 +197,7 @@ public enum OperatingSystem {
return false;
if (Arrays.binarySearch(INVALID_RESOURCE_FULLNAMES, name.toLowerCase()) >= 0)
return false;
if (INVALID_RESOURCE_CHARACTERS != null && INVALID_RESOURCE_CHARACTERS.matcher(name).find())
if (INVALID_RESOURCE_CHARACTERS.matcher(name).find())
return false;
}