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2753 lines (2534 loc) · 117 KB
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import base64
import collections
import hashlib
import json
import math
import os
import random
import re
import socket
import ssl
import struct
import threading
import time
import unicodedata
import urllib.error
import urllib.parse
import urllib.request
KEY_RE = re.compile(r"^[a-z0-9][a-z0-9_-]{0,31}$")
def read(path, default=None):
try:
with open(path, encoding="utf-8", errors="replace") as f:
return f.read()
except OSError:
return default
def belacoder_running():
try:
for d in os.listdir("/proc"):
if d.isdigit() and (read(f"/proc/{d}/comm", "") or "").strip() == "belacoder":
return True
except OSError:
pass
return False
class TwitchStore:
NAME_RE = re.compile(r"[A-Za-z0-9_]{3,25}")
TOKEN_RE = re.compile(r"[A-Za-z0-9_-]{20,100}")
DEFAULT_MESSAGE = "Akkustand niedrig, bitte Akku wechseln: {Kamera} ({Prozent} %)"
DEFAULTS = {"enabled": False, "login": "", "token": "", "channel": "", "threshold": 10, "message": DEFAULT_MESSAGE, "only_live": True, "via_account": False}
def __init__(self, path):
self.path = path
self.lock = threading.Lock()
self.data = dict(self.DEFAULTS)
self.warned = {}
self.account = None
self.bot = None
try:
with open(path) as f:
saved = json.load(f)
except (OSError, ValueError):
saved = None
if isinstance(saved, dict):
self._adopt(saved)
@classmethod
def _name(cls, v, error):
if not isinstance(v, str):
raise ValueError(error)
v = v.strip()
if v and not cls.NAME_RE.fullmatch(v):
raise ValueError(error)
return v.lower()
@classmethod
def _token(cls, v):
if not isinstance(v, str):
raise ValueError("Token: 20 bis 100 Zeichen, nur Buchstaben, Ziffern, _ und -")
v = v.strip()
if not v:
return ""
if v[:6].lower() == "oauth:":
v = v[6:]
if not cls.TOKEN_RE.fullmatch(v):
raise ValueError("Token: 20 bis 100 Zeichen, nur Buchstaben, Ziffern, _ und -")
return v
@staticmethod
def _threshold(v):
if isinstance(v, float) and v.is_integer():
v = int(v)
if isinstance(v, bool) or not isinstance(v, int) or not 1 <= v <= 50:
raise ValueError("Warnen bei: Zahl von 1 bis 50")
return v
@staticmethod
def _message(v):
if not isinstance(v, str) or not 1 <= len(v.strip()) <= 300:
raise ValueError("Nachricht: 1 bis 300 Zeichen")
v = v.strip()
if any(not ch.isprintable() for ch in v):
raise ValueError("Nachricht: keine Sonderzeichen oder Zeilenumbrüche")
if v[0] in "/.":
raise ValueError("Nachricht: darf nicht mit / oder . beginnen")
return v
ERR_CHANNEL = "Kanal: 3 bis 25 Zeichen, nur Buchstaben, Ziffern und _"
ERR_LOGIN = "Bot-Konto: 3 bis 25 Zeichen, nur Buchstaben, Ziffern und _"
ERR_MISSING = "Bitte Kanal, Bot-Konto und Token eintragen"
def _adopt(self, saved):
for key, check in (("login", lambda v: self._name(v, self.ERR_LOGIN)), ("channel", lambda v: self._name(v, self.ERR_CHANNEL)), ("token", self._token),
("threshold", self._threshold), ("message", self._message)):
if key in saved:
try:
self.data[key] = check(saved[key])
except ValueError:
pass
if isinstance(saved.get("only_live"), bool):
self.data["only_live"] = saved["only_live"]
d = self.data
d["via_account"] = saved.get("via_account") is True
d["enabled"] = saved.get("enabled") is True and (bool(d["channel"] and d["login"] and d["token"]) or d["via_account"])
w = saved.get("warned")
if isinstance(w, dict):
self.warned = {k: float(t) for k, t in w.items() if isinstance(k, str) and KEY_RE.match(k) and isinstance(t, (int, float)) and not isinstance(t, bool)
and math.isfinite(t) and t > 0}
def _write(self, data, warned):
os.makedirs(os.path.dirname(os.path.abspath(self.path)), exist_ok=True)
tmp = self.path + ".tmp"
try:
fd = os.open(tmp, os.O_WRONLY | os.O_CREAT | os.O_TRUNC, 0o600)
with os.fdopen(fd, "w") as f:
os.fchmod(f.fileno(), 0o600)
json.dump(dict(data, warned=warned), f, indent=1)
os.replace(tmp, self.path)
except OSError:
try:
os.remove(tmp)
except OSError:
pass
raise
def set(self, req):
if not isinstance(req, dict):
raise ValueError("Ungültige Anfrage")
with self.lock:
new = dict(self.data)
for key in ("enabled", "only_live"):
if key in req:
if not isinstance(req[key], bool):
raise ValueError("ja oder nein")
new[key] = req[key]
if "channel" in req:
new["channel"] = self._name(req["channel"], self.ERR_CHANNEL)
if "login" in req:
new["login"] = self._name(req["login"], self.ERR_LOGIN)
if "token" in req:
new["token"] = self._token(req["token"]) or new["token"]
if "threshold" in req:
new["threshold"] = self._threshold(req["threshold"])
if "message" in req:
new["message"] = self._message(req["message"])
acc = self.account.login() if self.account else ""
bot = self.bot.login() if self.bot else ""
manual = bool(new["channel"] and new["login"] and new["token"])
if new["enabled"] and not (manual or acc or (bot and new["channel"])):
raise ValueError(self.ERR_MISSING)
new["via_account"] = bool(new["enabled"] and not manual)
try:
self._write(new, self.warned)
except OSError:
raise RuntimeError("Die Einstellungen konnten nicht gespeichert werden")
self.data = new
def public(self):
with self.lock:
d = self.data
acc = self.account.login() if self.account else ""
bot = self.bot.login() if self.bot else ""
return {"enabled": d["enabled"], "channel": d["channel"] or acc, "login": d["login"], "token_set": bool(d["token"]), "threshold": d["threshold"],
"message": d["message"], "only_live": d["only_live"], "account": acc, "bot": bot}
def settings(self):
with self.lock:
d = dict(self.data)
acc = self.account.login() if self.account else ""
if acc:
tok = self.account.token()
d["login"], d["token"] = acc, tok
d["channel"] = d["channel"] or acc
return d
def channel_name(self):
with self.lock:
ch = self.data["channel"]
return ch or (self.account.login() if self.account else "")
def notify_settings(self):
d = self.settings()
bot = self.bot.login() if self.bot else ""
if bot:
d["login"], d["token"] = bot, self.bot.token()
elif self.bot and self.bot.state == "abgelaufen":
d["token"] = ""
return d
def warned_keys(self):
with self.lock:
return list(self.warned)
def is_warned(self, key):
with self.lock:
return key in self.warned
def _flush(self):
try:
self._write(self.data, self.warned)
except OSError:
pass
def mark_warned(self, key, when):
with self.lock:
self.warned[key] = float(when)
self._flush()
def unwarn(self, key):
with self.lock:
if self.warned.pop(key, None) is not None:
self._flush()
class _IrcLines:
MAX = 16384
def __init__(self, sock, clock):
self.sock, self.clock, self.buf = sock, clock, b""
def get(self, until):
while True:
i = self.buf.find(b"\n")
if i >= 0:
line, self.buf = self.buf[:i], self.buf[i + 1:]
return line.rstrip(b"\r").decode("utf-8", "replace")
if len(self.buf) > self.MAX:
raise EOFError
left = until - self.clock()
if left <= 0:
return None
self.sock.settimeout(left)
try:
chunk = self.sock.recv(4096)
except socket.timeout:
return None
if not chunk:
raise EOFError
self.buf += chunk
class TwitchChat:
HOST, PORT = "irc.chat.twitch.tv", 6697
MAX_BYTES = 450
OK = "Gesendet"
NO_CONNECT = "Keine Verbindung zu Twitch"
NO_TLS = "Sichere Verbindung zu Twitch nicht möglich (Zertifikat oder Uhrzeit der Box prüfen)"
LOGIN_FAILED = "Anmeldung fehlgeschlagen (Token ungültig oder ohne Recht zum Schreiben)"
NO_ANSWER = "Keine Antwort von Twitch (Zeitüberschreitung)"
CLOSED = "Twitch hat die Verbindung beendet"
NOT_ALLOWED = "Der Bot darf im Kanal nicht schreiben (z. B. nur Follower)"
LOGIN_NOTICE_RE = re.compile(r"authentication failed|login unsuccessful|improperly formatted", re.I)
def __init__(self, host=None, port=None, tls=True, context=None, connect_timeout=10.0, total=15.0, notice_wait=2.0, clock=time.monotonic, paths=None):
self.paths = paths or ChatPaths()
self.host, self.port, self.tls, self.context = host or self.HOST, port or self.PORT, tls, context
self.connect_timeout, self.total, self.notice_wait, self.clock = connect_timeout, total, notice_wait, clock
@staticmethod
def clean_text(text):
t = "".join(" " if unicodedata.category(ch) == "Zs" else ch for ch in text).strip()
bad = ("Cc", "Zl", "Zp", "Cs", "Co", "Cn")
if not t or any(unicodedata.category(ch) in bad or ch in "\u202a\u202b\u202c\u202d\u202e\u2066\u2067\u2068\u2069" for ch in t) or t[0] in "/.":
return None
raw = t.encode("utf-8")
return t if len(raw) <= TwitchChat.MAX_BYTES else raw[:TwitchChat.MAX_BYTES].decode("utf-8", "ignore").rstrip()
@staticmethod
def _parse(line):
if line.startswith("@"):
line = line.partition(" ")[2]
if line.startswith(":"):
line = line.partition(" ")[2]
cmd, _, rest = line.partition(" ")
return cmd.upper(), rest
@staticmethod
def _notice_text(rest):
return rest[1:] if rest.startswith(":") else rest.partition(" :")[2]
@staticmethod
def _scrub(text, token):
text = text.replace(token, "…")
text = " ".join("".join(ch if ch.isprintable() else " " for ch in text).split())
return text[:120] + ("…" if len(text) > 120 else "")
@staticmethod
def _pong(sock, rest):
arg = "".join(ch for ch in rest if ch.isprintable())[:100]
sock.sendall(b"PONG " + arg.encode("utf-8") + b"\r\n")
def send(self, login, token, channel, text):
try:
return self._send(login, token, channel, text)
except Exception:
return False, "unbekannter Fehler"
def _send(self, login, token, channel, text):
if not all(isinstance(v, str) for v in (login, token, channel, text)):
return False, "Ungültige Anfrage"
login, channel, body = login.lower(), channel.lower(), self.clean_text(text)
if body is None or not (TwitchStore.NAME_RE.fullmatch(login) and TwitchStore.NAME_RE.fullmatch(channel) and TwitchStore.TOKEN_RE.fullmatch(token)):
return False, "Ungültige Anfrage"
until = self.clock() + self.total
try:
sock, _ = self.paths.connect(self.host, self.port, timeout=max(0.1, min(self.connect_timeout, until - self.clock())))
except OSError:
return False, self.NO_CONNECT
try:
if self.tls:
try:
sock = (self.context or ssl.create_default_context()).wrap_socket(sock, server_hostname=self.host)
except ssl.SSLError:
return False, self.NO_TLS
except OSError:
return False, self.NO_CONNECT
return self._talk(sock, login, token, channel, body, until)
except (EOFError, OSError):
return False, self.CLOSED
finally:
try:
sock.close()
except OSError:
pass
def _talk(self, sock, login, token, channel, body, until):
rd = _IrcLines(sock, self.clock)
sock.settimeout(max(0.1, until - self.clock()))
sock.sendall(b"PASS oauth:" + token.encode("ascii") + b"\r\nNICK " + login.encode("ascii") + b"\r\n")
while True:
line = rd.get(until)
if line is None:
return False, self.NO_ANSWER
cmd, rest = self._parse(line)
if cmd == "001":
break
if cmd == "PING":
self._pong(sock, rest)
elif cmd in ("464", "465") or (cmd == "NOTICE" and self.LOGIN_NOTICE_RE.search(self._notice_text(rest))):
return False, self.LOGIN_FAILED
chan = channel.encode("ascii")
sock.settimeout(max(0.1, until - self.clock()))
sock.sendall(b"CAP REQ :twitch.tv/commands\r\nJOIN #" + chan + b"\r\nPRIVMSG #" + chan + b" :" + body.encode("utf-8") + b"\r\n")
notice, end = None, min(self.clock() + self.notice_wait, until)
try:
while notice is None:
line = rd.get(end)
if line is None:
break
cmd, rest = self._parse(line)
if cmd == "PING":
self._pong(sock, rest)
elif cmd == "NOTICE":
notice = self._scrub(self._notice_text(rest), token)
except EOFError:
pass
try:
sock.sendall(b"QUIT\r\n")
except OSError:
pass
if notice is None:
return True, self.OK
return False, self.NOT_ALLOWED + (": " + notice if notice else "")
def _ascii_digits(v):
return isinstance(v, str) and v.isascii() and v.isdigit()
class ChatPaths:
def __init__(self, sources=None, clock=time.monotonic, links_file="/run/pipbox-send/srtla-links.txt"):
self.sources, self.clock, self.links_file = sources, clock, links_file
self.bad = {}
self.lock = threading.Lock()
def _quality(self):
out = {}
try:
with open(self.links_file, errors="replace") as f:
lines = f.read()[-6000:].splitlines()
except OSError:
return out
for ln in lines:
m = re.search(r"links: (\d+\.\d+\.\d+\.\d+) .*?guete=(-?\d+) (genutzt|reserve)", ln)
if m:
g = int(m.group(2))
out[m.group(1)] = (9999 if g < 0 else g) + (0 if m.group(3) == "genutzt" else 100000)
return out
def order(self):
try:
srcs = [x for x in (self.sources() if self.sources else []) if isinstance(x, str) and x]
except Exception:
srcs = []
q = self._quality()
now = self.clock()
with self.lock:
good = [x for x in srcs if self.bad.get(x, 0) <= now]
bad = [x for x in srcs if x not in good]
good.sort(key=lambda x: q.get(x, 50000))
return good + [None] + bad
def fail(self, src, hold=300.0):
if src:
with self.lock:
self.bad[src] = self.clock() + hold
def connect(self, host, port, timeout=6.0):
last = OSError()
for src in self.order():
try:
return socket.create_connection((host, port), timeout=timeout, source_address=(src, 0) if src else None), src
except socket.gaierror as e:
raise e
except OSError as e:
last = e
self.fail(src, 120.0)
raise last
def request(self, method, url, data=None, headers=None, timeout=15.0, limit=200_000, prefer=False):
import http.client
import urllib.parse
u = urllib.parse.urlsplit(url)
cls = http.client.HTTPSConnection if u.scheme == "https" else http.client.HTTPConnection
target = u.path + ("?" + u.query if u.query else "")
order = self.order()
if prefer is not False and prefer in order:
order.remove(prefer)
order.insert(0, prefer)
for src in order:
conn = None
try:
conn = cls(u.hostname, u.port, timeout=timeout, source_address=(src, 0) if src else None)
try:
conn.connect()
except socket.gaierror:
return 0, b""
except (OSError, http.client.HTTPException, ValueError):
self.fail(src, 120.0)
continue
try:
conn.request(method, target, body=data, headers=headers or {})
r = conn.getresponse()
status = r.status
try:
return status, r.read(limit)
except (OSError, http.client.HTTPException, ValueError):
self.fail(src, 120.0)
if once:
return status, b""
raise
except (OSError, http.client.HTTPException, ValueError):
self.fail(src, 120.0)
if once:
return -1, b""
except (OSError, http.client.HTTPException, ValueError):
self.fail(src, 120.0)
finally:
try:
if conn:
conn.close()
except OSError:
pass
return 0, b""
class TwitchLogin:
CLIENT_ID = "a9w1hzb4d6nu70re8wxt6rpyxths35"
ID_BASE = "https://id.twitch.tv/oauth2/"
SCOPES = "chat:read chat:edit user:write:chat"
CMD_SCOPES = ("channel:manage:vips channel:manage:moderators moderator:manage:chat_settings moderator:manage:announcements "
"channel:manage:raids channel:manage:broadcast")
MOD_BASE = "moderator:manage:banned_users moderator:manage:chat_messages"
MOD_SCOPES = MOD_BASE + " " + CMD_SCOPES
EVENT_SCOPES = "moderator:read:followers channel:read:redemptions"
SCOPES_MOD = "chat:read chat:edit user:write:chat " + MOD_SCOPES
GRANT = "urn:ietf:params:oauth:grant-type:device_code"
OWNER_RE = re.compile(r"[0-9a-f]{64}")
KEY_RE = re.compile(r"[A-Za-z0-9_-]{32,128}")
MAX_OWNERS = 5
DEMO_LOGIN = "demo_streamer"
ERR_NOT_OWNER = "Das ist nicht das Konto des Streamers dieser Box"
ERR_NO_CHANNEL = "Bitte zuerst eintragen, auf welchem Konto gestreamt wird (Kanal)"
REFRESH_BEFORE = 600
KEEP_EVERY = 30.0
ERR_NET = "Keine Verbindung zu Twitch"
ERR_DENIED = "Die Anmeldung wurde abgelehnt oder ist abgelaufen"
def __init__(self, path, client_id=None, id_base=None, clock=time.time, sleep=time.sleep, demo=False, paths=None):
self.paths = paths or ChatPaths()
self.path, self.client_id = path, client_id or self.CLIENT_ID
self.base = id_base or self.ID_BASE
self.clock, self.sleep, self.demo = clock, sleep, demo
self.lock = threading.RLock()
self.tokens = None
self.pending = None
self.state, self.error = "aus", ""
self.gen = 0
self.claim_fail = None
try:
with open(path) as f:
saved = json.load(f)
if isinstance(saved, dict) and isinstance(saved.get("access"), str) and isinstance(saved.get("refresh"), str):
self.tokens = {"access": saved["access"], "refresh": saved["refresh"], "expires_at": float(saved.get("expires_at", 0)),
"login": str(saved.get("login", ""))[:25], "user_id": str(saved.get("user_id", ""))[:20],
"scopes": [str(x)[:60] for x in saved.get("scopes", [])][:30], "mod_off": saved.get("mod_off") is True,
"owners": [x for x in saved.get("owners", []) if isinstance(x, str) and self.OWNER_RE.fullmatch(x)][:self.MAX_OWNERS]}
self.state = "angemeldet"
except (OSError, ValueError, TypeError):
pass
def _call(self, url, fields=None, headers=None, >
import urllib.parse
data = urllib.parse.urlencode(fields).encode() if fields is not None else None
hdr = dict(headers or {}, **{"User-Agent": "irl4you-box"})
if data is not None:
hdr["Content-Type"] = "application/x-www-form-urlencoded"
status, body = self.paths.request("POST" if data is not None else "GET", url, data, hdr, >
try:
out = json.loads(body.decode("utf-8", "replace") or "{}")
except ValueError:
out = {}
return status, out if isinstance(out, dict) else {}
def _write(self, tokens=None):
os.makedirs(os.path.dirname(os.path.abspath(self.path)), exist_ok=True)
tmp = self.path + ".tmp"
fd = os.open(tmp, os.O_WRONLY | os.O_CREAT | os.O_TRUNC, 0o600)
try:
with os.fdopen(fd, "w") as f:
os.fchmod(f.fileno(), 0o600)
json.dump(tokens if tokens is not None else self.tokens, f)
f.flush()
os.fsync(f.fileno())
os.replace(tmp, self.path)
try:
dfd = os.open(os.path.dirname(os.path.abspath(self.path)), os.O_RDONLY)
try:
os.fsync(dfd)
finally:
os.close(dfd)
except OSError:
pass
except OSError:
try:
os.remove(tmp)
except OSError:
pass
raise
def status(self):
if self.demo:
with self.lock:
self._demo_step()
t, p, state = self.tokens, self.pending, self.state
scopes = list((t or {}).get("scopes", []))
has = bool(self.MOD_SCOPES) and all(x in scopes for x in self.MOD_SCOPES.split())
ev = all(x in scopes for x in self.EVENT_SCOPES.split())
out = {"state": state, "login": (t or {}).get("login", ""), "scopes": scopes, "error": self.error,
"mod": has and not (t or {}).get("mod_off"),
"mod_scope": has,
"events": ev,
"helix_chat": "user:write:chat" in scopes}
if p and state == "wartet":
out.update(code=p["user_code"], uri=p["uri"], expires_in=max(0, int(p["expires_at"] - self.clock())))
return out
def ready(self):
return bool(self.tokens)
def login(self):
t = self.tokens
return t.get("login", "") if t else ""
def user_id(self):
t = self.tokens
return t.get("user_id", "") if t else ""
def token(self):
t = self.tokens
if not t:
return ""
if t["expires_at"] - self.clock() < 60:
with self.lock:
if self.tokens and self.tokens["expires_at"] - self.clock() < 60:
self.refresh()
t = self.tokens
if t and t["expires_at"] - self.clock() > 0:
return t["access"]
return ""
def scopes_for(self, mod=False, events=False, everything=False):
want = self.SCOPES.split()
have = set(((self.tokens or {}).get("scopes")) or [])
if everything:
mod = events = True
for flag, group in ((mod, self.MOD_SCOPES), (events, self.EVENT_SCOPES)):
for sc in group.split():
if (flag or sc in have) and sc not in want:
want.append(sc)
return " ".join(want)
@classmethod
def owner_hash(cls, key):
if not isinstance(key, str) or not cls.KEY_RE.fullmatch(key):
return None
return hashlib.sha256(key.encode("ascii")).hexdigest()
def is_owner(self, key):
h = self.owner_hash(key)
t = self.tokens
return bool(h and t and h in (t.get("owners") or []))
def start(self, mod=False, events=False, everything=False, owner_key=None, claim=False, expect=None):
scopes = self.scopes_for(mod, events, everything)
owner = self.owner_hash(owner_key)
with self.lock:
if self.claim_fail and self.claim_fail.get("owner") == owner:
self.claim_fail = None
if (self.state == "wartet" and self.pending and self.pending["expires_at"] > self.clock() and self.pending.get("scopes") == scopes
and self.pending.get("owner") == owner):
return self.status()
self.gen += 1
gen = self.gen
self.error = ""
if self.demo:
self.pending = {"device_code": "demo", "user_code": "ABCD-EFGH", "uri": "https://www.twitch.tv/activate?device-code=ABCDEFGH",
"expires_at": self.clock() + 1800, "interval": 5, "since": self.clock(), "scopes": scopes, "owner": owner, "claim": bool(claim),
"expect": str(expect or "").lower()[:25]}
self.state = "wartet"
return self.status()
st, d = self._call(self.base + "device", {"client_id": self.client_id, "scopes": scopes})
if st != 200 or not all(isinstance(d.get(k), str) for k in ("device_code", "user_code", "verification_uri")):
self.state, self.error = ("angemeldet" if self.tokens else "fehler", self.ERR_NET if st == 0 else "Twitch hat die Anmeldung nicht angenommen")
raise ValueError(self.error)
try:
interval = max(2, min(30, int(d.get("interval", 5))))
expires = max(60, min(3600, int(d.get("expires_in", 1800))))
except (TypeError, ValueError):
interval, expires = 5, 1800
uri = d["verification_uri"][:300]
if not re.match(r"https://(www\.|id\.)?twitch\.tv/", uri):
uri = "https://www.twitch.tv/activate"
self.pending = {"device_code": d["device_code"], "user_code": d["user_code"][:20], "uri": uri,
"expires_at": self.clock() + expires, "interval": interval, "scopes": scopes, "owner": owner, "claim": bool(claim),
"expect": str(expect or "").lower()[:25]}
self.state = "wartet"
threading.Thread(target=self._poll, args=(gen,), daemon=True).start()
return self.status()
def cancel(self):
with self.lock:
self.gen += 1
self.pending = None
if self.state == "wartet":
self.state = "angemeldet" if self.tokens else "aus"
return self.status()
def _poll(self, gen):
while True:
with self.lock:
p = self.pending
if gen != self.gen or not p or self.state != "wartet":
return
if p["expires_at"] <= self.clock():
self.state, self.error, self.pending = ("angemeldet" if self.tokens else "fehler"), self.ERR_DENIED, None
return
wait, device, scopes = p["interval"], p["device_code"], p.get("scopes", self.SCOPES)
self.sleep(wait)
st, d = self._call(self.base + "token", {"client_id": self.client_id, "scopes": scopes, "device_code": device, "grant_type": self.GRANT}, >
with self.lock:
if gen != self.gen or self.state != "wartet":
if st == 200 and isinstance(d.get("access_token"), str):
self._call(self.base + "revoke", {"client_id": self.client_id, "token": d["access_token"]})
return
if st == 200 and isinstance(d.get("access_token"), str) and isinstance(d.get("refresh_token"), str):
self._adopt(d)
return
msg = str(d.get("message", "")).lower()
if st == 400 and "authorization_pending" in msg:
continue
if st == 400 and "slow_down" in msg:
self.pending["interval"] = min(30, self.pending["interval"] + 5)
continue
if st <= 0 or st >= 500:
continue
if st == 429:
self.pending["interval"] = min(30, self.pending["interval"] + 5)
continue
self.state, self.error, self.pending = ("angemeldet" if self.tokens else "fehler"), self.ERR_DENIED, None
return
def _adopt(self, d):
scopes = d.get("scope")
scopes = [str(x)[:60] for x in scopes][:30] if isinstance(scopes, list) else self.SCOPES.split()
try:
expires = max(60.0, float(d.get("expires_in", 14400)))
except (TypeError, ValueError):
expires = 14400.0
old = self.tokens or {}
pend = (self.pending or {}).get("owner")
want = (self.pending or {}).get("expect") or old.get("login")
if (self.pending or {}).get("claim") and want:
st0, v0 = self._call(self.base + "validate", None, {"Authorization": "OAuth " + d["access_token"]})
who = v0.get("login", "").lower() if st0 == 200 and isinstance(v0.get("login"), str) else ""
if who != want:
self._call(self.base + "revoke", {"client_id": self.client_id, "token": d["access_token"]})
self.claim_fail = {"owner": pend, "error": self.ERR_NOT_OWNER}
self.pending, self.state, self.error = None, ("angemeldet" if self.tokens else "aus"), ""
return
t = {"access": d["access_token"], "refresh": d["refresh_token"], "expires_at": self.clock() + expires, "scopes": scopes,
"login": old.get("login", ""), "user_id": old.get("user_id", ""), "mod_off": old.get("mod_off") is True,
"owners": list(old.get("owners") or [])}
werr = False
try:
self._write(t)
except OSError:
werr = True
st, v = self._call(self.base + "validate", None, {"Authorization": "OAuth " + t["access"]})
changed = False
if st == 200 and isinstance(v.get("login"), str):
new = (v["login"][:25].lower(), str(v.get("user_id", ""))[:20], [str(x)[:60] for x in v["scopes"]][:30] if isinstance(v.get("scopes"), list) else scopes)
changed = new != (t["login"], t["user_id"], t["scopes"])
if t["login"] and new[0] != t["login"]:
t["owners"] = []
t["login"], t["user_id"], t["scopes"] = new
if pend and pend not in t["owners"]:
t["owners"] = (t["owners"] + [pend])[-self.MAX_OWNERS:]
changed = True
self.tokens = t
self.pending, self.state, self.error = None, "angemeldet", ""
if changed:
try:
self._write()
werr = False
except OSError:
werr = True
if werr:
self.error = "Die Anmeldung konnte nicht gespeichert werden"
def refresh(self):
with self.lock:
if not self.tokens:
return False
if self.clock() < getattr(self, "next_try", 0.0):
return False
st, d = self._call(self.base + "token", {"client_id": self.client_id, "grant_type": "refresh_token", "refresh_token": self.tokens["refresh"]}, >
if st == 200 and isinstance(d.get("access_token"), str) and isinstance(d.get("refresh_token"), str):
self.fails, self.next_try = 0, 0.0
self._adopt(d)
return True
if st <= 0 or st == 429 or st >= 500:
self.fails = getattr(self, "fails", 0) + 1
self.next_try = self.clock() + min(300.0, 15.0 * 2 ** min(self.fails, 5))
return False
if st in (400, 401):
keep = self.tokens.get("login", "")
self.tokens, self.pending, self.state = None, None, "abgelaufen"
self.error = keep
try:
os.remove(self.path)
except OSError:
pass
return False
def keep(self):
while True:
try:
if self.tokens and self.tokens["expires_at"] - self.clock() < self.REFRESH_BEFORE:
with self.lock:
if self.tokens and self.tokens["expires_at"] - self.clock() < self.REFRESH_BEFORE:
self.refresh()
except Exception:
pass
self.sleep(self.KEEP_EVERY)
def set_mod(self, on):
with self.lock:
t = self.tokens
if not t:
raise ValueError("Zuerst mit Twitch anmelden")
has = bool(self.MOD_SCOPES) and all(x in t.get("scopes", []) for x in self.MOD_SCOPES.split())
if on and not has:
raise ValueError("Moderation braucht eine neue Anmeldung bei Twitch")
t["mod_off"] = not on
try:
self._write()
except OSError:
pass
return self.status()
def refresh_now(self):
with self.lock:
self.next_try = 0.0
return bool(self.tokens) and self.refresh()
def logout(self):
with self.lock:
self.gen += 1
t = self.tokens
self.tokens, self.pending, self.state, self.error = None, None, "aus", ""
try:
os.remove(self.path)
except OSError:
pass
if t and not self.demo:
self._call(self.base + "revoke", {"client_id": self.client_id, "token": t["access"]})
return self.status()
def _demo_step(self):
if self.state == "wartet" and self.pending and self.clock() - self.pending.get("since", 0) > 6:
self.tokens = {"access": "demo", "refresh": "demo", "expires_at": self.clock() + 14400, "login": self.DEMO_LOGIN, "user_id": "1",
"scopes": (self.pending.get("scopes") or self.SCOPES).split(), "owners": [self.pending["owner"]] if self.pending.get("owner") else []}
self.pending, self.state = None, "angemeldet"
class TwitchBotLogin(TwitchLogin):
SCOPES = "chat:read chat:edit"
MOD_SCOPES = EVENT_SCOPES = ""
class TwitchModLogin(TwitchLogin):
MOD_SCOPES = "moderator:manage:banned_users moderator:manage:chat_messages moderator:manage:chat_settings moderator:manage:announcements"
EVENT_SCOPES = CMD_SCOPES = ""
DEMO_LOGIN = "demo_moderator"
class ModSessions:
MAX = 12
def __init__(self, state_dir, demo=False, paths=None, id_base=None, client_id=None, clock=time.time, sleep=time.sleep):
self.dir, self.demo, self.paths = state_dir, demo, paths
self.kw = {"clock": clock, "sleep": sleep}
if id_base:
self.kw["id_base"] = id_base
if client_id:
self.kw["client_id"] = client_id
self.items = {}
self.lock = threading.Lock()
def _path(self, h):
return os.path.join(self.dir, "twitch-mod-%s.json" % h[:32])
def _make(self, h):
return TwitchModLogin(self._path(h), demo=self.demo, paths=self.paths, **self.kw)
def _count(self):
try:
return len([n for n in os.listdir(self.dir) if n.startswith("twitch-mod-") and n.endswith(".json")])
except OSError:
return 0
def get(self, key):
h = TwitchLogin.owner_hash(key)
if not h:
return None
with self.lock:
s = self.items.get(h)
if s is None and os.path.exists(self._path(h)):
s = self.items[h] = self._make(h)
return s
def start(self, key, mod=True):
h = TwitchLogin.owner_hash(key)
if not h:
raise ValueError("Dieser Browser kann sich nicht anmelden")
with self.lock:
s = self.items.get(h)
if s is None:
if self._count() >= self.MAX and not os.path.exists(self._path(h)):
raise ValueError("Es sind schon zu viele Moderatoren angemeldet")
s = self.items[h] = self._make(h)
return s.start(mod=bool(mod), owner_key=key)
def logout(self, key):
s = self.get(key)
if s is not None:
s.logout()
h = TwitchLogin.owner_hash(key)
if h:
with self.lock:
self.items.pop(h, None)
try:
os.remove(self._path(h))
except OSError:
pass
class TwitchAccounts:
NONE_STATUS = {"state": "aus", "login": "", "scopes": [], "error": "", "mod": False, "mod_scope": False, "events": False, "helix_chat": False}
CHECK_TTL = 300.0
def __init__(self, box, sessions, check=None, clock=time.time, store=None):
self.box, self.sessions, self.check, self.clock, self.store = box, sessions, check, clock, store
self.known = {}
self.lock = threading.Lock()
def _is_channel_mod(self, acct):
if self.check is None:
return None
uid = acct.user_id()
now = self.clock()
with self.lock:
hit = self.known.get(uid)
if hit and now - hit[0] < self.CHECK_TTL:
return hit[1]
try:
ans = self.check(uid)
except Exception:
ans = None
with self.lock:
if len(self.known) > 100:
self.known.clear()
self.known[uid] = (now, ans)
return ans
def streamer_name(self):
name = self.box.login()
if name:
return name
if self.store is not None:
with self.store.lock:
return str(self.store.data.get("channel") or "").lower()
return ""
def pick(self, key):
if self.box.ready():
if self.box.is_owner(key):
return "owner", self.box
elif not self.streamer_name():
return "owner", self.box
s = self.sessions.get(key)
if s is not None and self.sessions.demo:
s.status()
if s is not None and s.ready():
if s.status()["mod"] and self._is_channel_mod(s) is not False:
return "mod", s
return "user", s
return "none", None
def status(self, key):
role, acct = self.pick(key)
boxlogin = self.box.login()
if role == "owner":
st = self.box.status()
elif role in ("mod", "user"):
st = acct.status()
if role == "user":
st["mod"] = False
else:
h = TwitchLogin.owner_hash(key)
s = self.sessions.get(key)
st = dict(self.NONE_STATUS, scopes=[])
if s is not None and s.state != "aus":
own = s.status()
st.update({k: own[k] for k in ("state", "error", "code", "uri", "expires_in") if k in own})
elif h and self.box.state == "wartet" and (self.box.pending or {}).get("owner") == h:
own = self.box.status()
st.update({k: own[k] for k in ("state", "code", "uri", "expires_in") if k in own})
cf = self.box.claim_fail
if cf and h and cf.get("owner") == h and st["state"] != "wartet":
st["state"], st["error"] = "fehler", cf["error"]
name = self.streamer_name()
st["role"], st["box_login"], st["streamer"] = role, boxlogin, name
st["need_channel"] = bool(role == "owner" and not self.box.ready() and not name)
return st
class ThirdPartyEmotes:
TTL = 1800.0
RETRY = 300.0
MAX = 8000
NAME_RE = re.compile(r"[A-Za-z0-9_:()!.\-]{1,40}")
BTTV_ID, STV_ID, FFZ_ID = re.compile(r"[0-9a-f]{24}"), re.compile(r"[0-9A-Za-z]{26}"), re.compile(r"[0-9]{1,9}")
URLS = {"bttv": "https://cdn.betterttv.net/emote/%s/2x.webp", "7tv": "https://cdn.7tv.app/emote/%s/2x.webp", "ffz": "https://cdn.frankerfacez.com/emote/%s/2"}
HOSTS = re.compile(r"https://(cdn\.betterttv\.net|cdn\.7tv\.app|cdn\.frankerfacez\.com)/")
def __init__(self, paths=None, fetch=None, clock=time.monotonic):
self.paths, self.fetch, self.clock = paths, fetch or self._fetch, clock
self.lock = threading.Lock()
self.map, self.room, self.until, self.thread = {}, None, 0.0, None
self.users, self.uq, self.uthread, self.on_user = collections.OrderedDict(), collections.deque(), None, None
self.personal = collections.OrderedDict()
self.sthread, self.stouch, self.sroom, self.sretry, self.sfails = None, 0.0, "", 0.0, 0
self.sock_on = paths is not None and fetch is None
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