admin
68b0a36031
modified: Opencode/scripts/script_print.sh modified: backend/services/printer_service.py modified: frontend/templates/admin/actions.html modified: frontend/templates/admin/events.html modified: frontend/templates/admin/gallery.html modified: frontend/templates/admin/settings.html modified: frontend/templates/base.html modified: frontend/templates/public/gallery.html Untracked files: photobooth-app/script/ photobooth-app/userdata/
538 lines
22 KiB
Python
538 lines
22 KiB
Python
"""Service d'impression — file d'attente SQLite + appel script_print.sh."""
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from __future__ import annotations
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import asyncio
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import logging
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import subprocess
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import time
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import uuid
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from pathlib import Path
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from typing import Literal
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import aiosqlite
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from backend.services.config_service import Config
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logger = logging.getLogger(__name__)
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PrintStatus = Literal["pending", "printing", "done", "cancelled", "error"]
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CREATE_SQL = """
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CREATE TABLE IF NOT EXISTS print_queue (
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id TEXT PRIMARY KEY,
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photo_id TEXT,
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filename TEXT NOT NULL,
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thumb_url TEXT,
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copies INTEGER DEFAULT 1,
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status TEXT DEFAULT 'pending',
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printer TEXT,
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requested_at REAL,
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processed_at REAL,
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error_msg TEXT
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);
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"""
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class PrinterService:
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def __init__(self, config: Config):
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self._cfg = config.print
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self._db_path: Path | None = None
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self._db: aiosqlite.Connection | None = None
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self._lock = asyncio.Lock()
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async def init_db(self, db_path: Path):
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db_path.parent.mkdir(parents=True, exist_ok=True)
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self._db_path = db_path
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self._db = await aiosqlite.connect(str(db_path))
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self._db.row_factory = aiosqlite.Row
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await self._db.execute(CREATE_SQL)
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# Migration : ajoute photo_id si la colonne n'existe pas encore
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try:
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await self._db.execute("ALTER TABLE print_queue ADD COLUMN photo_id TEXT")
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logger.info("Migration : colonne photo_id ajoutée à print_queue")
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except Exception:
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pass # Colonne déjà présente
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await self._db.commit()
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logger.info("Base print_queue initialisée: %s", db_path)
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async def close(self):
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if self._db:
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await self._db.close()
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# ── File d'attente ────────────────────────────────────────────────────────
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async def add_request(
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self, filename: str, thumb_url: str = "", copies: int = 1, photo_id: str = ""
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) -> dict:
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"""Ajoute une demande d'impression dans la file. Retourne l'entrée créée."""
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entry_id = str(uuid.uuid4())
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now = time.time()
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await self._db.execute(
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"INSERT INTO print_queue (id, photo_id, filename, thumb_url, copies, status, requested_at) "
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"VALUES (?, ?, ?, ?, ?, 'pending', ?)",
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(entry_id, photo_id, filename, thumb_url, copies, now),
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)
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await self._db.commit()
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entry = {
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"id": entry_id,
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"photo_id": photo_id,
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"filename": filename,
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"thumb_url": thumb_url,
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"copies": copies,
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"status": "pending",
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"requested_at": now,
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}
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# Mode direct : impression immédiate sans validation
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if self._cfg.mode == "direct":
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asyncio.create_task(self.execute_print(entry_id, copies))
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logger.info("Demande d'impression ajoutée: %s (%s)", entry_id, filename)
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return entry
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async def get_queue(self, status: str | None = None) -> list[dict]:
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"""Liste les entrées de la file d'attente."""
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if status:
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cursor = await self._db.execute(
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"SELECT * FROM print_queue WHERE status = ? ORDER BY requested_at DESC",
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(status,),
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)
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else:
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cursor = await self._db.execute(
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"SELECT * FROM print_queue ORDER BY requested_at DESC LIMIT 100"
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)
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rows = await cursor.fetchall()
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return [dict(r) for r in rows]
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async def get_pending(self) -> list[dict]:
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return await self.get_queue("pending")
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async def get_pending_by_photo_id(self) -> dict[str, list]:
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"""Retourne {photo_id: [entries actives]}. Conservé pour compatibilité."""
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stats = await self.get_print_stats_by_photo_id()
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return {pid: info["requests"] for pid, info in stats.items() if info["requests"]}
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async def get_print_stats_by_photo_id(self) -> dict[str, dict]:
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"""Stats complètes d'impression par photo_id.
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Retourne {photo_id: {requests, pending, printing, done, copies_done}}.
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'requests' contient uniquement les entrées pending/printing (pour la lightbox).
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'done' et 'copies_done' comptent les impressions réussies.
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"""
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async with self._db.execute(
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"SELECT id, photo_id, filename, status, copies, requested_at, thumb_url "
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"FROM print_queue WHERE status IN ('pending','printing','done') "
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"ORDER BY requested_at"
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) as cur:
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rows = await cur.fetchall()
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result: dict[str, dict] = {}
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for r in rows:
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key = r["photo_id"] or Path(r["filename"]).stem
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if key not in result:
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result[key] = {
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"requests": [],
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"pending": 0,
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"printing": 0,
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"done": 0,
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"copies_done": 0,
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}
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if r["status"] in ("pending", "printing"):
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result[key]["requests"].append(dict(r))
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if r["status"] == "pending":
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result[key]["pending"] += 1
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elif r["status"] == "printing":
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result[key]["printing"] += 1
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elif r["status"] == "done":
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result[key]["done"] += 1
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result[key]["copies_done"] += r["copies"] or 1
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return result
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async def cancel_by_photo_id(self, photo_id: str) -> int:
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"""Annule toutes les demandes pending pour un photo_id (UUID) donné."""
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pending = await self.get_queue("pending")
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cancelled = 0
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for r in pending:
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key = r.get("photo_id") or Path(r["filename"]).stem
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if key == photo_id:
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ok = await self.cancel(r["id"])
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if ok:
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cancelled += 1
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return cancelled
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async def cancel(self, entry_id: str) -> bool:
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async with self._lock:
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cursor = await self._db.execute(
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"SELECT status FROM print_queue WHERE id = ?", (entry_id,)
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)
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row = await cursor.fetchone()
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if not row or row["status"] not in ("pending",):
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return False
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await self._db.execute(
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"UPDATE print_queue SET status='cancelled', processed_at=? WHERE id=?",
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(time.time(), entry_id),
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)
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await self._db.commit()
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return True
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# ── Impression ────────────────────────────────────────────────────────────
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async def execute_print(self, entry_id: str, copies: int = 1, printer: str = "") -> dict:
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"""Lance l'impression via script_print.sh."""
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async with self._lock:
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cursor = await self._db.execute(
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"SELECT * FROM print_queue WHERE id = ?", (entry_id,)
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)
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entry = await cursor.fetchone()
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if not entry:
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return {"success": False, "error": "Entrée introuvable"}
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if entry["status"] not in ("pending",):
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return {"success": False, "error": f"Statut incompatible: {entry['status']}"}
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await self._db.execute(
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"UPDATE print_queue SET status='printing', copies=? WHERE id=?",
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(copies, entry_id),
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)
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await self._db.commit()
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filename = entry["filename"]
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script = self._cfg.script_path
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# Appel async du script d'impression
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try:
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result = await asyncio.to_thread(
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self._run_print_script, script, filename, copies
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)
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except Exception as e:
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result = {"success": False, "error": str(e), "printer": ""}
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now = time.time()
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if result["success"]:
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await self._db.execute(
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"UPDATE print_queue SET status='done', printer=?, processed_at=? WHERE id=?",
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(result.get("printer", ""), now, entry_id),
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)
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else:
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await self._db.execute(
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"UPDATE print_queue SET status='error', error_msg=?, processed_at=? WHERE id=?",
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(result.get("error", ""), now, entry_id),
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)
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await self._db.commit()
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logger.info("Impression %s: %s", entry_id, "OK" if result["success"] else result.get("error"))
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return result
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def _run_print_script(self, script: str, filename: str, copies: int) -> dict:
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"""Appelle script_print.sh de façon synchrone."""
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if not Path(script).exists():
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return {"success": False, "error": f"Script introuvable: {script}"}
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if not Path(filename).exists():
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return {"success": False, "error": f"Fichier introuvable: {filename}"}
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cmd = ["/bin/bash", script, filename, "image", "default", str(copies)]
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try:
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proc = subprocess.run(
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cmd, capture_output=True, text=True, timeout=120
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)
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stdout = proc.stdout.strip()
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# Cherche PRINTED: ou PRINT_ERROR: dans la dernière ligne significative
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for line in reversed(stdout.splitlines()):
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line = line.strip()
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if line.startswith("PRINTED:"):
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parts = line.split(":")
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printer = parts[1] if len(parts) > 1 else ""
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return {"success": True, "printer": printer, "output": stdout}
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if line.startswith("PRINT_ERROR:"):
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parts = line.split(":", 2)
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printer = parts[1] if len(parts) > 1 else ""
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reason = parts[2] if len(parts) > 2 else ""
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err_msg = f"Erreur imprimante {printer}: {reason}" if reason else f"Erreur imprimante {printer}"
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return {"success": False, "error": err_msg, "printer": printer}
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# Aucun marqueur reconnu
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return {"success": False, "error": proc.stderr.strip() or stdout or "Script sans sortie reconnue", "printer": ""}
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except subprocess.TimeoutExpired:
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return {"success": False, "error": "Timeout impression (120s)"}
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except Exception as e:
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return {"success": False, "error": str(e)}
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# ── Helpers ───────────────────────────────────────────────────────────────
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def _printer_name(self, p) -> str:
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"""Accepte une entrée printers qui soit un str ou un dict."""
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return p["name"] if isinstance(p, dict) else str(p)
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def _printer_label(self, p) -> str:
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return p.get("label", self._printer_name(p)) if isinstance(p, dict) else str(p)
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# ── Statut imprimantes CUPS ───────────────────────────────────────────────
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async def get_printers_status(self) -> list[dict]:
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"""Retourne le statut détaillé des imprimantes CUPS configurées."""
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statuses = []
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for p in self._cfg.printers:
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name = self._printer_name(p)
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status = await asyncio.to_thread(self._get_printer_status, name)
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stats = await self._get_printer_db_stats(name)
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statuses.append({
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"name": name,
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"label": self._printer_label(p),
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**status,
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**stats,
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})
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return statuses
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async def _get_printer_db_stats(self, printer_name: str) -> dict:
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"""Retourne les stats de la file SQLite pour une imprimante donnée."""
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try:
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cursor = await self._db.execute(
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"SELECT status, COUNT(*) as cnt FROM print_queue WHERE printer = ? GROUP BY status",
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(printer_name,)
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)
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rows = await cursor.fetchall()
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counts = {r["status"]: r["cnt"] for r in rows}
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# Aussi compter les jobs sans printer assigné (mode direct)
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cursor2 = await self._db.execute(
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"SELECT COUNT(*) as total FROM print_queue WHERE status='done'"
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)
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r2 = await cursor2.fetchone()
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return {
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"stats_done": counts.get("done", 0),
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"stats_error": counts.get("error", 0),
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"stats_cancelled": counts.get("cancelled", 0),
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}
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except Exception:
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return {"stats_done": 0, "stats_error": 0, "stats_cancelled": 0}
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def _get_printer_status(self, printer_name: str) -> dict:
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"""Statut CUPS complet pour une imprimante (état, jobs, accepting, uri, modèle)."""
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try:
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# État de l'imprimante
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r_state = subprocess.run(
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["lpstat", "-p", printer_name],
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capture_output=True, text=True, timeout=5
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)
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out = r_state.stdout.lower()
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if r_state.returncode != 0 or "not found" in (r_state.stderr or "").lower():
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return {"state": "offline", "accepting": False, "jobs": [], "jobs_count": 0}
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if "idle" in out:
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state = "idle"
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elif "printing" in out or "processing" in out:
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state = "printing"
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elif "stopped" in out or "disabled" in out:
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state = "disabled"
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else:
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state = "unknown"
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# Est-ce que l'imprimante accepte les nouveaux jobs ?
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r_accept = subprocess.run(
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["lpstat", "-a", printer_name],
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capture_output=True, text=True, timeout=5
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)
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accepting = "accepting" in r_accept.stdout.lower()
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# Liste des jobs CUPS en cours
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jobs = self._get_cups_jobs(printer_name)
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# URI du périphérique (adresse IP / protocole)
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uri = ""
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try:
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r_uri = subprocess.run(
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["lpstat", "-v", printer_name],
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capture_output=True, text=True, timeout=5
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)
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for line in r_uri.stdout.splitlines():
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if "device for" in line.lower():
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parts = line.split(":", 2)
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uri = (parts[1].strip() + ":" + parts[2].strip()) if len(parts) > 2 else ""
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break
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except Exception:
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pass
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# Modèle, localisation et raisons d'erreur (lpstat -l -p)
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model = ""
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location = ""
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reasons: list[str] = []
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state_message = ""
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try:
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r_info = subprocess.run(
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["lpstat", "-l", "-p", printer_name],
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capture_output=True, text=True, timeout=5
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)
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for line in r_info.stdout.splitlines():
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l = line.strip()
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if l.startswith("Description:"):
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model = l.split(":", 1)[1].strip()
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elif l.startswith("Location:"):
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location = l.split(":", 1)[1].strip()
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elif l.lower().startswith("reason:"):
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raw = l.split(":", 1)[1].strip()
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if raw and raw.lower() not in ("none", ""):
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label = self._REASON_LABELS.get(raw, raw)
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reasons.append(label)
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except Exception:
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pass
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# Niveaux d'encre/ruban via attributs IPP (localhost CUPS)
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markers = self._get_marker_levels(printer_name)
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return {
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"state": state,
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"accepting": accepting,
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"jobs": jobs,
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"jobs_count": len(jobs),
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"uri": uri,
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"model": model,
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"location": location,
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"reasons": reasons,
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"markers": markers,
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}
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except Exception as e:
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return {"state": "error", "accepting": False, "jobs": [], "jobs_count": 0, "error": str(e)}
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# Traduction des Reason CUPS en français
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_REASON_LABELS: dict[str, str] = {
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"input-tray-missing": "⚠️ Bac papier absent",
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"media-empty": "❌ Plus de papier",
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"media-low": "⚠️ Papier presque épuisé",
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"media-needed": "⚠️ Papier requis",
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"marker-supply-empty": "❌ Cartouche/ruban vide",
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"marker-supply-low": "⚠️ Cartouche/ruban faible",
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"marker-supply-low-warning": "⚠️ Ruban faible",
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"cover-open": "❌ Capot ouvert",
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"door-open": "❌ Porte ouverte",
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"offline-report": "❌ Imprimante hors ligne",
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"connecting-to-device": "🔄 Connexion en cours…",
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"toner-empty": "❌ Toner vide",
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"toner-low": "⚠️ Toner faible",
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"output-tray-missing": "⚠️ Bac de sortie absent",
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"output-area-full": "⚠️ Bac de sortie plein",
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"paused": "⏸ Imprimante en pause",
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}
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def _get_marker_levels(self, printer_name: str) -> list[dict]:
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"""Récupère les niveaux d'encre/ruban via lpstat ou ipptool."""
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markers = []
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try:
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# Essai via ipptool si disponible
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r = subprocess.run(
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["ipptool", "-tv",
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f"ipp://localhost:631/printers/{printer_name}",
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"/usr/share/cups/ipptool/get-printer-attributes.test"],
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capture_output=True, text=True, timeout=8
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)
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lines = r.stdout.splitlines()
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names, levels, colors, types_ = [], [], [], []
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for line in lines:
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l = line.strip()
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if "marker-names" in l:
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names = [x.strip().strip('"') for x in l.split("=", 1)[-1].split(",") if x.strip()]
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elif "marker-levels" in l:
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levels = [x.strip() for x in l.split("=", 1)[-1].split(",") if x.strip()]
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elif "marker-colors" in l:
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colors = [x.strip().strip('"') for x in l.split("=", 1)[-1].split(",") if x.strip()]
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elif "marker-types" in l:
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types_ = [x.strip().strip('"') for x in l.split("=", 1)[-1].split(",") if x.strip()]
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for i, name in enumerate(names):
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level = int(levels[i]) if i < len(levels) else -1
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markers.append({
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"name": name,
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"level": level,
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"color": colors[i] if i < len(colors) else "",
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"type": types_[i] if i < len(types_) else "",
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})
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except Exception:
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pass
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return markers
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def _get_cups_jobs(self, printer_name: str) -> list[dict]:
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"""Retourne la liste des jobs CUPS en cours pour une imprimante."""
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try:
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r = subprocess.run(
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["lpstat", "-o", printer_name, "-l"],
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capture_output=True, text=True, timeout=5
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)
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jobs = []
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current = {}
|
|
for line in r.stdout.splitlines():
|
|
line = line.strip()
|
|
if not line:
|
|
continue
|
|
if line.startswith(printer_name):
|
|
if current:
|
|
jobs.append(current)
|
|
parts = line.split()
|
|
current = {
|
|
"id": parts[0] if parts else "",
|
|
"user": parts[1] if len(parts) > 1 else "",
|
|
"size": parts[3] if len(parts) > 3 else "",
|
|
"date": " ".join(parts[4:7]) if len(parts) > 6 else "",
|
|
"details": [],
|
|
}
|
|
elif current and ":" in line:
|
|
current.setdefault("details", []).append(line)
|
|
if current:
|
|
jobs.append(current)
|
|
return jobs
|
|
except Exception:
|
|
return []
|
|
|
|
async def get_cups_jobs(self, printer_name: str) -> list[dict]:
|
|
return await asyncio.to_thread(self._get_cups_jobs, printer_name)
|
|
|
|
async def cancel_cups_jobs(self, printer_name: str) -> bool:
|
|
"""Annule tous les jobs CUPS pour une imprimante."""
|
|
try:
|
|
result = subprocess.run(
|
|
["cancel", "-a", printer_name],
|
|
capture_output=True, text=True, timeout=10
|
|
)
|
|
return result.returncode == 0
|
|
except Exception as e:
|
|
logger.error("Erreur cancel CUPS: %s", e)
|
|
return False
|
|
|
|
async def cancel_cups_job(self, job_id: str) -> bool:
|
|
"""Annule un job CUPS précis."""
|
|
try:
|
|
result = subprocess.run(
|
|
["cancel", job_id],
|
|
capture_output=True, text=True, timeout=10
|
|
)
|
|
return result.returncode == 0
|
|
except Exception as e:
|
|
logger.error("Erreur cancel CUPS job %s: %s", job_id, e)
|
|
return False
|
|
|
|
async def enable_printer(self, printer_name: str) -> bool:
|
|
"""Active l'imprimante CUPS (cupsenable) et accepte les nouveaux jobs."""
|
|
try:
|
|
r1 = subprocess.run(["cupsenable", printer_name], capture_output=True, timeout=10)
|
|
r2 = subprocess.run(["cupsaccept", printer_name], capture_output=True, timeout=10)
|
|
return r1.returncode == 0 and r2.returncode == 0
|
|
except Exception as e:
|
|
logger.error("Erreur enable printer %s: %s", printer_name, e)
|
|
return False
|
|
|
|
async def disable_printer(self, printer_name: str) -> bool:
|
|
"""Désactive l'imprimante CUPS (cupsdisable)."""
|
|
try:
|
|
result = subprocess.run(["cupsdisable", printer_name], capture_output=True, timeout=10)
|
|
return result.returncode == 0
|
|
except Exception as e:
|
|
logger.error("Erreur disable printer %s: %s", printer_name, e)
|
|
return False
|
|
|
|
async def reject_jobs(self, printer_name: str) -> bool:
|
|
"""Refuse les nouveaux jobs (cupsreject) sans stopper l'impression en cours."""
|
|
try:
|
|
result = subprocess.run(["cupsreject", printer_name], capture_output=True, timeout=10)
|
|
return result.returncode == 0
|
|
except Exception as e:
|
|
logger.error("Erreur reject printer %s: %s", printer_name, e)
|
|
return False
|