294 lines
11 KiB
Python
294 lines
11 KiB
Python
import io
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import json
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import tempfile
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import subprocess
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import time
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import os
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import datetime
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import zipfile
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import tarfile
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from pathlib import Path
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import shutil
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from FTP import *
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import socket
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def install_prism():
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global data_dir
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if not os.path.exists(os.path.join(data_dir, "prism")):
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install_java(21)
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suff = "win.zip"
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if os.name == "posix":
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suff = "lin.tar.gz"
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prism_file = "prism/prism-"+suff
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with io.BytesIO() as buff:
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ftpDownload(prism_file, buff)
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buff.seek(0)
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if os.name == "nt":
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with zipfile.ZipFile(buff) as zip:
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zip.extractall(os.path.join(data_dir, "prism"))
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else:
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with tarfile.open(fileobj=buff) as tar:
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tar.extractall(os.path.join(data_dir, "prism"))
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with io.BytesIO() as buff:
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ftpDownload("prism/prismlauncher.cfg", buff)
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buff.seek(0)
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with open(os.path.join(data_dir, "prism", "prismlauncher.cfg"), 'wb') as file:
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file.write(buff.getbuffer())
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suff = "win"
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cmd = "java.exe"
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if os.name == "posix":
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suff = "lin"
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cmd = "java"
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data = []
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with open(os.path.join(data_dir, "prism", "prismlauncher.cfg"), 'r') as file:
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data = file.readlines()
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for ind, line in enumerate(data):
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if line.startswith("JavaPath="):
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data[ind] = "JavaPath="+data_dir.replace("\\", "/")+"/java/java-21-"+suff+"/bin/"+cmd+"\n"
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if line.startswith("LastHostname="):
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data[ind] = "LastHostname="+socket.gethostname()+"\n"
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with open(os.path.join(data_dir, "prism", "prismlauncher.cfg"), 'w') as file:
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file.writelines(data)
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def get_tar_members_stripped(tar, n_folders_stripped = 1):
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members = []
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for member in tar.getmembers():
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p = Path(member.path)
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member.path = p.relative_to(*p.parts[:n_folders_stripped])
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members.append(member)
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return members
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def unzip(zip, dest):
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for file_info in zip.infolist():
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if file_info.is_dir():
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continue
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file_path = file_info.filename
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extracted_path = file_path.split("/", 1)[1]
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extracted_path = os.path.join(dest, extracted_path)
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print(extracted_path)
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os.makedirs(os.path.dirname(extracted_path), exist_ok=True)
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with open(extracted_path, 'wb') as dst:
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with zip.open(file_info, 'r') as src:
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shutil.copyfileobj(src, dst)
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def get_java_version(mc_version):
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global data_dir
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tokens = mc_version.split(".")
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java = 8
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if tokens[1] == "17":
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java = 17
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elif tokens[1] == "18" or tokens[1] == "19":
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java = 17
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elif int(tokens[1]) > 19:
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if tokens[1] == "20" and int(tokens[2]) < 5:
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java = 17
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else:
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java = 21
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return java
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def install_java(java):
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suff = "win"
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ext = ".zip"
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if os.name == "posix":
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suff = "lin"
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ext = ".tar.gz"
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java_path = "java/java-"+str(java)+"-"+suff+ext
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if not os.path.exists(data_dir+"/java/java-"+str(java)+"-"+suff):
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print("Downloading Java "+str(java))
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with io.BytesIO() as buff:
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ftpDownload(java_path, buff)
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if os.name == "posix":
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buff.seek(0)
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with tarfile.open(fileobj=buff) as tar:
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print(tar.getnames())
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tar.extractall(data_dir+"/java/java-"+str(java)+"-"+suff, members=get_tar_members_stripped(tar, 1))
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else:
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with zipfile.ZipFile(buff) as zip:
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unzip(zip, data_dir+"/java/java-"+str(java)+"-"+suff)
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def resource_path(relative_path):
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try:
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base_path = sys._MEIPASS
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except Exception:
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base_path = os.path.abspath(".")
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return os.path.join(base_path, relative_path)
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def perform_installation(instance_name, prism_command, prism_instance_path, pack):
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global data_dir
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if os.name == "posix":
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data_dir = os.getenv("HOME") + "/.local/share/FCLauncher"
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else:
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data_dir = os.getenv("APPDATA") + "/FCLauncher"
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Path(data_dir).mkdir(parents=True, exist_ok=True)
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Path(data_dir+"/java").mkdir(parents=True, exist_ok=True)
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install_prism()
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if os.name == "nt":
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prism_command = os.path.join(data_dir, "prism", "prismlauncher.exe")
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else:
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prism_command = os.path.join(data_dir, "prism", "PrismLauncher")
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prism_instance_path = os.path.join(data_dir, "prism", "instances")
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try:
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# Fetching versions.json from FTP
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bio = io.BytesIO()
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ftpDownload(pack+"/versions.json", bio)
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bio.seek(0)
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versions = json.load(bio)
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bio.close()
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# Checking current version
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version = "0.0.0"
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version_file_path = os.path.join(prism_instance_path, instance_name, ".minecraft", "version.txt")
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if os.path.exists(version_file_path):
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with open(version_file_path, 'r') as fp:
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version = fp.readline().rstrip()
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# Checking if update is needed
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if version != versions[-1]["Version"]:
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print(f"Current version: {version}")
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print(f"Latest version: {versions[-1]['Version']}")
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# Downloading modpack
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with tempfile.TemporaryDirectory() as temp_dir:
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modpack_file_path = os.path.join(temp_dir, instance_name + ".mrpack")
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with open(modpack_file_path, 'wb') as modpack:
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ftpDownload(pack+"/"+versions[-1]["File"], modpack)
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# Running PrismLauncher with modpack
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subprocess.Popen([prism_command, '-I', modpack_file_path])
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# Waiting for installation to complete
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while True:
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time.sleep(5)
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if os.path.exists(version_file_path):
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with open(version_file_path, 'r') as fp:
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version = fp.readline().rstrip()
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if version == versions[-1]["Version"]:
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info_file_path = os.path.join(prism_instance_path, instance_name, "mmc-pack.json")
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mc_version = ""
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with open(info_file_path) as file:
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info = json.load(file)
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for component in info["components"]:
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if component["uid"] == "net.minecraft":
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mc_version = component["version"]
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break;
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java = get_java_version(mc_version)
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install_java(java)
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option_path = os.path.join(prism_instance_path, instance_name, "instance.cfg")
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data = []
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suff = "win"
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cmd = "java.exe"
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if os.name == "posix":
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suff = "lin"
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cmd = "java"
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with open(option_path, 'r') as file:
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data = file.readlines()
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was_set = False
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for ind, line in enumerate(data):
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if line.startswith("JavaPath="):
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data[ind] = "JavaPath="+data_dir.replace("\\", "/")+"/java/java-"+str(java)+"-"+suff+"/bin/"+cmd+"\n"
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was_set = True
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if not was_set:
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data.append("JavaPath="+data_dir.replace("\\", "/")+"/java/java-"+str(java)+"-"+suff+"/bin/"+cmd+"\n")
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data.append("OverrideJavaLocation=true\n")
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data.append("OverrideJava=true\n")
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with open(option_path, 'w') as file:
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file.writelines(data)
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print(data)
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subprocess.run([prism_command, '-l', instance_name])
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time.sleep(30)
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break
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else:
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subprocess.run([prism_command, '-l', instance_name])
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except Exception as e:
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print(e)
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print("Unable to check for updates. Modpack may be out of date")
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subprocess.run([prism_command, '-l', instance_name])
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def upload_pack(username, password, version_tag, fileName, pack):
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bio = io.BytesIO()
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ftpDownload(pack+"/versions.json", bio)
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bio.seek(0)
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versions = json.load(bio)
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bio.close()
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time = datetime.datetime.now().strftime("%Y-%m-%d-%H-%M-%S")
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versions.append({"Version":version_tag, "Date":time, "File":"Versions/"+pack+"-"+time+".mrpack"})
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with zipfile.ZipFile(fileName, 'r') as zin:
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zipbytes = io.BytesIO()
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zout = zipfile.ZipFile(zipbytes, 'w')
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for item in zin.infolist():
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buffer = zin.read(item.filename)
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if item.filename != "overrides/version.txt":
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zout.writestr(item, buffer)
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zout.writestr("overrides/version.txt", version_tag)
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zout.close()
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ftpUpload(pack+"/"+versions[-1]["File"], zipbytes, username, password)
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bio = io.BytesIO()
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bio.write(json.dumps(versions).encode())
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ftpUpload(pack+"/versions.json", bio, username, password)
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bio.close()
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modpackUpdate(pack, username, password)
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def getModpacks():
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bio = io.BytesIO()
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ftpDownload("modpacks.json", bio)
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bio.seek(0)
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return json.load(bio)
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def uploadModpacks(modpacks, username, password):
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bio = io.BytesIO()
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bio.write(json.dumps(modpacks).encode())
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ftpUpload("modpacks.json", bio, username, password)
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bio.close()
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def modpackUpdate(id, username, password):
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modpacks = getModpacks()
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time = datetime.datetime.now().strftime("%Y-%m-%d-%H-%M-%S")
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for modpack in modpacks:
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if modpack["id"] == id:
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modpack["last-updated"] = time
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uploadModpacks(modpacks, username, password);
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def createModpack(id, name, username, password):
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modpacks = getModpacks()
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time = datetime.datetime.now().strftime("%Y-%m-%d-%H-%M-%S")
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modpacks.append({"id":id, "name":name, "last-updated":time})
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uploadModpacks(modpacks, username, password)
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ftpMakeDirectory(id, username, password)
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versions = []
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bio = io.BytesIO()
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bio.write(json.dumps(versions).encode())
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ftpUpload(id+"/versions.json", bio, username, password)
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ftpMakeDirectory(id+"/Versions", username, password)
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def deleteModpack(username, password, id):
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modpacks = getModpacks()
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for pack in modpacks:
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if pack["id"] == id:
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modpacks.remove(pack)
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break
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uploadModpacks(modpacks, username, password)
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ftpDeleteDirectory(id, username, password)
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