84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
from __future__ import annotations
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import os
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import secrets
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from datetime import date, timedelta
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from pathlib import Path
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from flask import Flask, send_from_directory
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from . import db
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from .auth import auth_bp
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from .constants import CATEGORIES, DAYPARTS, ITEM_KIND_LABELS, ITEM_KIND_SINGULAR_LABELS
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from .main import main_bp
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WEEKDAY_NAMES = ["Montag", "Dienstag", "Mittwoch", "Donnerstag", "Freitag", "Samstag", "Sonntag"]
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WEEKDAY_SHORT_NAMES = ["Mo", "Di", "Mi", "Do", "Fr", "Sa", "So"]
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def load_secret_key(data_dir: Path) -> str:
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env_secret = os.environ.get("NOURI_SECRET_KEY")
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if env_secret:
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return env_secret
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secret_path = data_dir / ".secret_key"
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if secret_path.exists():
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return secret_path.read_text(encoding="utf-8").strip()
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secret_value = secrets.token_hex(24)
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try:
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with secret_path.open("x", encoding="utf-8") as handle:
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handle.write(secret_value)
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except FileExistsError:
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return secret_path.read_text(encoding="utf-8").strip()
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return secret_value
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def create_app() -> Flask:
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root_dir = Path(__file__).resolve().parent.parent
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data_dir = Path(os.environ.get("NOURI_DATA_DIR", root_dir / "data")).resolve()
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upload_dir = data_dir / "uploads"
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db_path = data_dir / "nouri.sqlite3"
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data_dir.mkdir(parents=True, exist_ok=True)
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upload_dir.mkdir(parents=True, exist_ok=True)
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app = Flask(__name__, instance_relative_config=False)
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app.config.update(
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# Persist the signing key inside the app's data directory so all
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# gunicorn workers and future restarts agree on the same sessions.
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SECRET_KEY=load_secret_key(data_dir),
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DATABASE_PATH=str(db_path),
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DATA_DIR=str(data_dir),
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UPLOAD_FOLDER=str(upload_dir),
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MAX_CONTENT_LENGTH=int(os.environ.get("NOURI_MAX_UPLOAD_MB", "5")) * 1024 * 1024,
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PERMANENT_SESSION_LIFETIME=timedelta(days=30),
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SESSION_COOKIE_HTTPONLY=True,
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SESSION_COOKIE_SAMESITE="Lax",
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)
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db.init_app(app)
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db.init_db_if_needed(app)
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app.register_blueprint(auth_bp)
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app.register_blueprint(main_bp)
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@app.context_processor
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def inject_globals() -> dict[str, object]:
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return {
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"item_kind_labels": ITEM_KIND_LABELS,
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"item_kind_singular_labels": ITEM_KIND_SINGULAR_LABELS,
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"category_suggestions": CATEGORIES,
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"daypart_suggestions": DAYPARTS,
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"today": date.today(),
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"weekday_name": lambda value: WEEKDAY_NAMES[value.weekday()],
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"weekday_short_name": lambda value: WEEKDAY_SHORT_NAMES[value.weekday()],
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}
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@app.get("/uploads/<path:filename>")
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def uploaded_file(filename: str):
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return send_from_directory(app.config["UPLOAD_FOLDER"], filename)
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return app
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