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Runtime error
Runtime error
File size: 2,516 Bytes
34b0226 bdd1640 34b0226 bdd1640 34b0226 bdd1640 34b0226 bdd1640 34b0226 bdd1640 34b0226 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | """Publishing to X, LinkedIn and Bluesky. Each platform module exposes:
publish(db, account, posts: list[str], media: list[Media] | None) -> (external_id, external_url)
metrics(db, account, external_id) -> dict
A list with more than one post is published as a thread (reply chain) where the platform supports it. Media (images or
one video, from social.media) goes on the first post; only X and LinkedIn take it.
"""
from datetime import UTC, datetime
from sqlalchemy.orm import Session
from app.models import SocialAccount
from app.services.crypto import decrypt, encrypt
class SocialError(RuntimeError):
"""permanent: don't retry this post. reconnect: the account's connection is gone (expired, revoked, refused):
the account is marked down and its scheduled posts pause until it is reconnected."""
def __init__(self, message: str, permanent: bool = False, reconnect: bool = False):
super().__init__(message)
self.permanent = permanent or reconnect
self.reconnect = reconnect
PLATFORM_LABELS = {"x": "X", "linkedin": "LinkedIn", "bluesky": "Bluesky", "substack_notes": "Substack Notes"}
AUTO_POST = {"x", "linkedin", "bluesky"}
LIMITS = {"x": 280, "bluesky": 300, "linkedin": 3000, "substack_notes": 2000}
def token(account: SocialAccount) -> str:
value = decrypt(account.access_token)
if not value:
raise SocialError("Stored credentials could not be read. Reconnect the account.", permanent=True)
return value
def save_tokens(db: Session, account: SocialAccount, access: str, refresh: str | None, expires_in: int | None) -> None:
account.access_token = encrypt(access)
if refresh:
account.refresh_token = encrypt(refresh)
if expires_in:
account.expires_at = datetime.fromtimestamp(datetime.now(UTC).timestamp() + int(expires_in), UTC)
account.status = "active"
db.commit()
def expired(account: SocialAccount) -> bool:
if not account.expires_at:
return False
exp = account.expires_at if account.expires_at.tzinfo else account.expires_at.replace(tzinfo=UTC)
return exp.timestamp() - 120 < datetime.now(UTC).timestamp()
def scope_set(scopes: str | None) -> set[str]:
"""Granted scopes, whether the platform listed them with spaces or commas."""
return {s for s in (scopes or "").replace(",", " ").split() if s}
def module(platform: str):
from app.services.social import bluesky, linkedin, x
return {"x": x, "linkedin": linkedin, "bluesky": bluesky}[platform]
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