101 lines
2.9 KiB
Python
101 lines
2.9 KiB
Python
"""Application factory."""
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from flask import Flask, render_template
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from app.config import get_config
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from app.extensions import (db, migrate, login_manager, csrf, babel, limiter)
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def create_app(config_object=None):
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app = Flask(__name__)
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app.config.from_object(config_object or get_config())
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_init_extensions(app)
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_init_login(app)
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_init_babel(app)
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_register_blueprints(app)
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_register_errorhandlers(app)
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_register_context(app)
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_register_cli(app)
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return app
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def _init_extensions(app):
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# Honor X-Forwarded-* from the Nginx reverse proxy (scheme, host, client IP).
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# Correct is_secure, secure cookies, and rate-limit keying behind the proxy.
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from werkzeug.middleware.proxy_fix import ProxyFix
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app.wsgi_app = ProxyFix(app.wsgi_app, x_for=1, x_proto=1, x_host=1)
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db.init_app(app)
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migrate.init_app(app, db)
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csrf.init_app(app)
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limiter.init_app(app)
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# ensure models are imported so migrations see them
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from app import models # noqa: F401
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def _init_login(app):
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login_manager.init_app(app)
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@login_manager.user_loader
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def load_user(user_id):
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from app.models.user import User
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return User.query.get(int(user_id))
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def _init_babel(app):
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from app.blueprints.i18n.routes import select_locale
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babel.init_app(app, locale_selector=select_locale)
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def _register_blueprints(app):
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from app.blueprints.main.routes import main_bp
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from app.blueprints.auth.routes import auth_bp
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from app.blueprints.i18n.routes import i18n_bp
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from app.blueprints.listings.routes import listings_bp
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app.register_blueprint(main_bp)
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app.register_blueprint(auth_bp)
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app.register_blueprint(i18n_bp)
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app.register_blueprint(listings_bp)
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def _register_errorhandlers(app):
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@app.errorhandler(403)
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def forbidden(e):
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return render_template("errors/403.html"), 403
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@app.errorhandler(404)
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def not_found(e):
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return render_template("errors/404.html"), 404
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@app.errorhandler(500)
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def server_error(e):
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return render_template("errors/500.html"), 500
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def _register_context(app):
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from flask_babel import get_locale
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from flask import request
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def merge_query(**overrides):
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merged = request.args.to_dict()
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merged.update({k: v for k, v in overrides.items() if v is not None})
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return merged
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@app.context_processor
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def inject_globals():
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return {
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"get_locale": get_locale,
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"merge_query": merge_query,
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"SUPPORTED_LOCALES": app.config["SUPPORTED_LOCALES"],
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"TURNSTILE_SITE_KEY": app.config.get("TURNSTILE_SITE_KEY", ""),
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}
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def _register_cli(app):
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@app.cli.command("expire-listings")
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def expire_listings():
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"""Sweep: flip past-due active listings to expired."""
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from app.services.listings import expire_due_listings
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n = expire_due_listings()
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print(f"Expired {n} listing(s).")
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