Nova-Client/Solar/Solar (1.7.10)/runtime/MinecraftDiscovery.py
2023-03-19 19:32:58 +00:00

200 lines
6.8 KiB
Python

import os, sys
import json
import zipfile
import platform
import re
def getMinecraftPath():
if sys.platform.startswith('linux'):
return os.path.expanduser("~/.minecraft")
elif sys.platform.startswith('win'):
return os.path.join(os.getenv("APPDATA"), ".minecraft")
elif sys.platform.startswith('darwin'):
return os.path.expanduser("~/Library/Application Support/minecraft")
else:
print "Cannot detect of version : %s. Please report to your closest sysadmin"%sys.platform
sys.exit()
def getNativesKeyword():
if sys.platform.startswith('linux'):
return "linux"
elif sys.platform.startswith('win'):
return "windows"
elif sys.platform.startswith('darwin'):
return "osx"
else:
print "Cannot detect of version : %s. Please report to your closest sysadmin"%sys.platform
sys.exit()
def checkMCDir(src, version):
#We check that our version of MC is available for analysis
if not os.path.exists(src) \
or not os.path.exists(os.path.join(src, "versions")) \
or not os.path.exists(os.path.join(src, "libraries")) \
or not os.path.exists(os.path.join(os.path.join(src, "versions"), version)):
print ("ERROR : You should run the launcher at least once before starting MCP")
sys.exit()
def getJSONFilename(src, version):
return os.path.join(os.path.join(src, "versions"), version, "%s.json"%version)
def checkCacheIntegrity(root, jsonfile, osKeyword, version):
libraries = getLibraries(root, jsonfile, osKeyword)
if libraries == None:
return False
for library in libraries.values():
if not checkLibraryExists(root, library):
return False
if not checkMinecraftExists(root, version):
return False
natives = getNatives(root, libraries)
for native in natives.keys():
if not checkNativeExists(root, native, version):
return False
return True
def checkLibraryExists(dst, library):
if os.path.exists(os.path.join(dst, library['filename'])):
return True
else:
return False
def checkMinecraftExists(root, version):
if os.path.exists(os.path.join(root, "versions", version, '%s.jar'%version)) and \
os.path.exists(os.path.join(root, "versions", version, '%s.json'%version)):
return True
else:
return False
def checkNativeExists(root, native, version):
nativePath = getNativePath(root, version)
if (os.path.exists(os.path.join(nativePath, native))):
return True
else:
return False
def getNatives(root, libraries):
nativeList = {}
for library in libraries.values():
if library['extract']:
srcPath = os.path.join(root, library['filename'])
jarFile = zipfile.ZipFile(srcPath)
fileList = jarFile.namelist()
for _file in fileList:
exclude = False;
for entry in library['exclude']:
if entry in _file:
exclude = True
if not exclude:
nativeList[_file] = library['filename']
return nativeList
def getNativePath(root, version):
return os.path.join(root, "versions", version, "%s-natives"%version)
def getLibraries(root, jsonfile, osKeyword):
#We check the json exits
if not os.path.exists(jsonfile):
return None
#print ("ERROR : json file %s not found."%jsonfile)
#print ("You should run the launcher at least once before starting MCP")
#sys.exit()
#We parse the json file
jsonFile = None
try:
jsonFile = json.load(open(jsonfile))
except Exception as e:
print "Error while parsing the library JSON file : %s"%e
sys.exit()
mcLibraries = jsonFile['libraries']
outLibraries = {}
for library in mcLibraries:
libCononical = library['name'].split(':')[0]
libSubdir = library['name'].split(':')[1]
libVersion = library['name'].split(':')[2]
libPath = libCononical.replace('.', '/')
extract = False
exclude = []
#Rule patch from Adam Greenfield
if 'rules' in library:
passRules = False
for rule in library['rules']:
ruleApplies = True
if 'os' in rule:
if rule['os']['name'] != osKeyword:
ruleApplies = False
else:
if osKeyword == "osx":
os_ver = platform.mac_ver()[0]
else:
os_ver = platform.release()
if 'version' in rule['os'] and not re.match(rule['os']['version'], os_ver):
ruleApplies = False
if ruleApplies:
if rule['action'] == "allow":
passRules = True
else:
passRules = False
if not passRules:
continue
if 'natives' in library:
libFilename = "%s-%s-%s.jar"%(libSubdir, libVersion, substitueString(library['natives'][osKeyword]))
else:
libFilename = "%s-%s.jar"%(libSubdir, libVersion)
if 'extract' in library:
extract = True
if 'exclude' in library['extract']:
exclude.extend(library['extract']['exclude'])
#libFullPath = os.path.join(os.path.join(root, "libraries"), libPath, libSubdir, libVersion, libFilename)
libRelativePath = os.path.join("libraries", libPath, libSubdir, libVersion, libFilename)
#if not os.path.exists(libFullPath):
# print ("Error while trying to access libraries. Couldn't find %s"%libFullPath)
# sys.exit()
outLibraries[libSubdir] = {'name':library['name'], 'filename':libRelativePath, 'extract':extract, 'exclude':exclude}
return outLibraries
def getArch():
machine = platform.machine()
if os.name == 'nt' and sys.version_info[:2] < (2,7):
machine = os.environ.get("PROCESSOR_ARCHITEW6432", os.environ.get('PROCESSOR_ARCHITECTURE', ''))
machine2bits = {'AMD64': '64', 'x86_64': '64', 'i386': '32', 'x86': '32'}
return machine2bits.get(machine, None)
def substitueString(str):
str = str.replace("${arch}", getArch())
return str
if __name__ == '__main__':
osKeyword = getNativesKeyword()
mcDir = getMinecraftPath()
mcLibraries = getLibraries(mcDir, getJSONFilename(mcDir, "1.6.1"), osKeyword)
mcNatives = getNatives(mcDir, mcLibraries)
for native in mcNatives.keys():
if checkNativeExists("./jars", native, "1.6.1"):
print 'Found %s %s'%(native, mcNatives[native])
else:
print 'Not found %s %s'%(native, mcNatives[native])