Files
LT_Janitorial_Quality_Control/app/__init__.py
T

87 lines
3.3 KiB
Python

from flask import Flask
from flask_sqlalchemy import SQLAlchemy
from flask_login import LoginManager
from flask_migrate import Migrate
from flask_mail import Mail
from config import config
import os
db = SQLAlchemy()
login_manager = LoginManager()
migrate = Migrate()
mail = Mail()
def create_app(config_name='default'):
app = Flask(__name__)
app.config.from_object(config[config_name])
db.init_app(app)
login_manager.init_app(app)
migrate.init_app(app, db)
mail.init_app(app)
login_manager.login_view = 'auth.login'
login_manager.login_message = 'Please log in to access this page.'
login_manager.login_message_category = 'info'
# Register csrf_token() as an app-wide Jinja2 global so templates that
# render manual forms (no WTForms object) can still inject the CSRF token.
from flask_wtf.csrf import generate_csrf
app.jinja_env.globals['csrf_token'] = generate_csrf
app.jinja_env.globals['enumerate'] = enumerate
# ── Inject unread notification count into every template context ──────
# This powers the red badge on the navbar bell icon without requiring
# individual routes to pass the count manually.
from flask_login import current_user
@app.context_processor
def inject_notification_count():
try:
if current_user.is_authenticated:
from app.models.notification import Notification
count = Notification.query.filter_by(
user_id=current_user.id, is_read=False
).count()
return {'unread_notification_count': count}
except Exception:
pass
return {'unread_notification_count': 0}
os.makedirs(app.config['UPLOAD_FOLDER'], exist_ok=True)
from app.routes import auth, dashboard, inspections, templates, reports, facilities
from app.routes import issues # Phase 3
from app.routes import notifications # Notification system
app.register_blueprint(auth.bp)
app.register_blueprint(dashboard.bp)
app.register_blueprint(inspections.bp)
app.register_blueprint(templates.bp)
app.register_blueprint(reports.bp)
app.register_blueprint(facilities.bp)
app.register_blueprint(issues.bp)
app.register_blueprint(notifications.bp)
# ── Error handler: 413 Request Entity Too Large ───────────────────────
# Nginx can return 413 before Flask sees the request; this handler covers
# the Flask-side rejection and gives users a clear, actionable message
# with a redirect back into the inspection workflow.
from werkzeug.exceptions import RequestEntityTooLarge
@app.errorhandler(RequestEntityTooLarge)
@app.errorhandler(413)
def handle_413(e):
from flask import request as flask_request, flash as flask_flash, redirect, url_for
flask_flash(
f'The uploaded file(s) are too large. '
f'Please reduce the photo size or upload fewer photos at once '
f'(maximum {app.config["MAX_CONTENT_LENGTH"] // (1024 * 1024)}MB per submission).',
'danger'
)
# Redirect back to the referring page if available, otherwise dashboard
referrer = flask_request.referrer
return redirect(referrer or url_for('dashboard.index')), 302
return app