mctta/prism/genaccounts.py

#!/usr/bin/env python3
# Generates accounts.json suitable for this service

import binascii
import hashlib
import json
import secrets
import sys

user = sys.argv[1]

uuid = binascii.hexlify(bytes(eval("x"+{6:"&0xf|0x30",8:"&0x3f|0x80"}.get(i,""))for i,x in enumerate(hashlib.md5(("OfflinePlayer:%s"%user).encode()).digest()))).decode()
token = secrets.token_urlsafe(32)

accounts = {
    "formatVersion": 3,
    "accounts": [
        {
            "type": "MSA",
            "entitlement": {
                "canPlayMinecraft": True,
                "ownsMinecraft": True
            }
        },
        {
            "active": True,
            "type": "Offline",
            "profile": {
                "id": uuid,
                "name": user,
                "capes": [],
                "skin": {"id": "", "url": "", "variant": ""}
            },
            "ygg": {
                "token": token
            }
        }
    ]
}

print(json.dumps(accounts, separators=(",", ":")))