Support for inherited JSONs and their libs, specifically fabric
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@ -22,6 +22,39 @@ import subprocess
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import json
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import hashlib
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import platform
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import urllib.request
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def download(url,decode = "utf-8"):
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request = urllib.request.Request(url,headers={"User-Agent":"Mozilla/5.0"})
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response = urllib.request.urlopen(request)
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rt = response.read()
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if decode == False: return rt
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return response.read().decode(decode)
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def readFile(file,decode = "utf-8"):
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fileh = False
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fileh = open(file,"rb")
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data = fileh.read()
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fileh.close()
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if decode == False: return data
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return data.decode(decode)
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def fileDl(url,file,read = True,decode = "utf-8"):
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if os.path.isfile(file):
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if read == True:
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return readFile(file,decode)
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return
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print(url)
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data = download(url,False)
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fileh = open(tmpFile,"wb")
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fileh.write(data)
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fileh.close()
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if pUp(file) != "" and not os.path.isdir(pUp(file)): os.makedirs(pUp(file))
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os.rename(tmpFile,file)
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if read == False: return
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if decode == False: return data
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return data.decode(decode)
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def readJsonFile(file):
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fileh = open(file,"r")
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@ -29,10 +62,112 @@ def readJsonFile(file):
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fileh.close()
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return json.loads(data)
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def findInChain(versionsPath,version,path):
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versionPath = p(versionsPath,version)
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clientJson = readJsonFile(p(versionPath,version + ".json"))
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curPath = clientJson.copy()
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success = True
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for dir in path:
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if dir in curPath:
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curPath = curPath[dir]
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else:
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success = False
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break
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if success == False:
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return findInChain(versionsPath,clientJson["inheritsFrom"],path)
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return curPath
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def findInChainDeepest(versionsPath,version,path):
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found = False
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while True:
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versionPath = p(versionsPath,version)
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clientJson = readJsonFile(p(versionPath,version + ".json"))
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curPath = clientJson.copy()
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for dir in path:
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if dir in curPath:
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curPath = curPath[dir]
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else:
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if "inheritsFrom" in clientJson:
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version = clientJson["inheritsFrom"]
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continue
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else:
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curPath = False
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break
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found = curPath
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if "inheritsFrom" in clientJson:
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version = clientJson["inheritsFrom"]
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continue
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else:
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break
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if found == False: raise
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return found
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def processVersion(versionsPath,libraryPath,nativePath,version):
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versionPath = p(versionsPath,version)
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clientJson = readJsonFile(p(versionPath,version + ".json"))
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libraries = []
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natives = []
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arguments = []
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downloadLibraries = {}
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if "inheritsFrom" in clientJson:
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_,libraries,downloadLibraries,natives,arguments = processVersion(versionsPath,libraryPath,nativePath,clientJson["inheritsFrom"])
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for library in clientJson["libraries"]:
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if "downloads" in library:
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if "artifact" in library["downloads"]:
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library["downloads"]["artifact"]["path"] = library["downloads"]["artifact"]["path"].replace("/",os.path.sep)
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libraries.append(p(libraryPath,library["downloads"]["artifact"]["path"]))
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if "classifiers" in library["downloads"]:
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native = False
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if "natives-" +lv["osName"] in library["downloads"]["classifiers"]:
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native = library["downloads"]["classifiers"]["natives-" +lv["osName"]]
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if lv["osName"] == "macos" and native == False and "natives-osx" in library["downloads"]["classifiers"]:
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native = library["downloads"]["classifiers"]["natives-osx"]
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if native != False:
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native["path"] = native["path"].replace("/",os.path.sep)
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natives.append(p(nativePath,native["path"]))
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elif "name" in library:
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#net.fabricmc:sponge-mixin:0.9.2+mixin.0.8.2
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libSplit = library["name"].rsplit(":",1)
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libVersion = libSplit[1]
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libName = libSplit[0].rsplit(":",1)[1]
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libPath = libSplit[0].replace(".","/").replace(":","/") + "/" + libVersion + "/" +libName+ "-" +libVersion+ ".jar"
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library["path"] = libPath.replace("/",os.path.sep)
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libraries.append(p(libraryPath,library["path"]))
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if "url" in library:
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fullUrl = library["url"]
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while len(fullUrl) > 0 and fullUrl[-1] == "/": fullUrl = fullUrl[:-1]
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fullUrl = fullUrl + "/" + libPath
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downloadLibraries[p(libraryPath,library["path"])] = fullUrl
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libraries.append(p(versionPath,version + ".jar"))
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if "arguments" in clientJson:
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for arg in clientJson["arguments"]["game"]:
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if type(arg) != str: continue
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arguments.append(arg)
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elif "minecraftArguments" in clientJson:
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margs = clientJson["minecraftArguments"].replace('"',"").split(" ")
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for arg in margs:
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if type(arg) != str: continue
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arguments.append(arg)
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return clientJson,libraries,downloadLibraries,natives,arguments
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def main():
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print("Reading config...")
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config = configparser.ConfigParser()
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config.read(os.path.splitext(s)[0] + ".ini")
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global lv
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lv = config["default"]
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for var in lv:
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glbs = globals()
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@ -58,48 +193,43 @@ def main():
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if not lv["osName"] in ["windows","linux","macos"]:
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print("Warning, unsupported OS detected: " +lv["osName"])
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print("Needs to be either windows, linux or macos. Define it with osName=name in the config.")
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print("")
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print("")
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if not "version" in lv: lv["version"] = input("Version ID: ")
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if not "name" in lv: lv["name"] = input("Player name: ")
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global tmpFile
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tmpFile = p(lv["gamePath"],"file.tmp")
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if os.path.isfile(tmpFile): os.remove(tmpFile)
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print("Scanning .json(s)...")
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versionsPath = p(lv["gamePath"],"versions")
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libraryPath = p(lv["gamePath"],"libraries")
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nativePath = p(lv["gamePath"],"natives")
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clientJson,libraries,downloadLibraries,natives,arguments = processVersion(versionsPath,libraryPath,nativePath,lv["version"])
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versionPath = p(lv["gamePath"],"versions",lv["version"])
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libraryPath = p(lv["gamePath"],"libraries")
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nativesPath = p(lv["gamePath"],"natives")
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nativesOutPath = p(versionPath,"natives-" +lv["osName"])
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assetsPath = p(lv["gamePath"],"assets")
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print("Extracting natives...")
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clientJson = readJsonFile(p(versionPath,lv["version"] + ".json"))
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libraryList = ""
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separator = ";"
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if lv["osName"] != "windows": separator = ":"
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libraryList = separator.join(libraries)
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for library in clientJson["libraries"]:
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if "artifact" in library["downloads"]:
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library["downloads"]["artifact"]["path"] = library["downloads"]["artifact"]["path"].replace("/",os.path.sep)
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libraryList += p(libraryPath,library["downloads"]["artifact"]["path"]) + separator
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if "classifiers" in library["downloads"]:
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native = False
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if "natives-" +lv["osName"] in library["downloads"]["classifiers"]:
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native = library["downloads"]["classifiers"]["natives-" +lv["osName"]]
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if lv["osName"] == "macos" and native == False and "natives-osx" in library["downloads"]["classifiers"]:
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native = library["downloads"]["classifiers"]["natives-osx"]
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if native != False:
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native["path"] = native["path"].replace("/",os.path.sep)
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if not os.path.isdir(nativesOutPath): os.makedirs(nativesOutPath)
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subprocess.run(["7z","x",p(nativesPath,native["path"]),"-o" +nativesOutPath,"-aos"],check=True,stdout=subprocess.DEVNULL)
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print("Downloading libraries...")
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for library in downloadLibraries:
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fileDl(downloadLibraries[library],library,read = False)
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libraryList += p(versionPath,lv["version"] + ".jar")
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#print(libraryList)
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print("Extracting natives...")
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if not os.path.isdir(nativesOutPath): os.makedirs(nativesOutPath)
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for native in natives:
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subprocess.run(["7z","x",native,"-o" +nativesOutPath,"-aos"],check=True,stdout=subprocess.DEVNULL)
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launcherVariables = {}
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launcherVariables["auth_player_name"] = lv["name"]
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launcherVariables["version_name"] = lv["version"]
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launcherVariables["version_name"] = findInChainDeepest(versionsPath,lv["version"],["id"])
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launcherVariables["game_directory"] = lv["gamePath"]
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launcherVariables["assets_root"] = assetsPath
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launcherVariables["assets_index_name"] = clientJson["assets"]
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launcherVariables["assets_index_name"] = findInChain(versionsPath,lv["version"],["assets"])
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launcherVariables["auth_access_token"] = "-"
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launcherVariables["auth_uuid"] = hashlib.md5(lv["name"].encode('utf-8')).hexdigest()
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launcherVariables["user_type"] = "offline"
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@ -115,19 +245,10 @@ def main():
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args.append(libraryList)
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args.append(clientJson["mainClass"])
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if "arguments" in clientJson:
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for arg in clientJson["arguments"]["game"]:
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if type(arg) != str: continue
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for var in launcherVariables:
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arg = arg.replace("${" +var+ "}",launcherVariables[var])
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args.append(arg)
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elif "minecraftArguments" in clientJson:
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margs = clientJson["minecraftArguments"].replace('"',"").split(" ")
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for arg in margs:
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if type(arg) != str: continue
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for var in launcherVariables:
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arg = arg.replace("${" +var+ "}",launcherVariables[var])
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args.append(arg)
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for arg in arguments:
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for var in launcherVariables:
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arg = arg.replace("${" +var+ "}",launcherVariables[var])
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args.append(arg)
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print("Launching Minecraft...")
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if lv["console"] == "1":
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