From 64b7d41bee244f4a1dca90da081eab1706cad520 Mon Sep 17 00:00:00 2001
From: Fierelier <fierelier@gmail.com>
Date: Tue, 30 Mar 2021 01:19:22 +0200
Subject: [PATCH] Use regular expressions for rule-check

---
 offline-minecraft-launcher.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/offline-minecraft-launcher.py b/offline-minecraft-launcher.py
index 5fa28e6..639d9f6 100644
--- a/offline-minecraft-launcher.py
+++ b/offline-minecraft-launcher.py
@@ -23,6 +23,7 @@ import json
 import hashlib
 import platform
 import urllib.request
+import re
 
 def download(url,decode = "utf-8"):
 	request = urllib.request.Request(url,headers={"User-Agent":"Mozilla/5.0"})
@@ -118,11 +119,11 @@ def checkRules(ruleList):
 	for rule in ruleList:
 		if "os" in rule:
 			if "name" in rule["os"]:
-				if rule["os"]["name"] == "osx": rule["os"]["name"] = "macos"
-				if lv["osName"] != rule["os"]["name"]: continue
+				rule["os"]["name"] = rule["os"]["name"].replace("osx","macos")
+				if not re.search(rule["os"]["name"],lv["osName"]): continue
 			
 			if "arch" in rule["os"]:
-				if lv["jvmArch"] != rule["os"]["arch"]: continue
+				if not re.search(rule["os"]["arch"],lv["jvmArch"]): continue
 			
 			if "version" in rule["os"]: continue