04/30 Web Checker web app ver. 1.0

app.py

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+"""
+app.py — Flask application factory.
+Web conversion of the desktop Website Checker application.
+Stack: Python 3.11+, Flask, MySQL (mysql-connector-python), Gunicorn, Nginx.
+"""
+
+import logging
+import os
+from flask import Flask
+from config import initialize_database, db_log_handler, _stream_handler
+
+# ─── Logging ──────────────────────────────────────────────────────────────────
+logging.basicConfig(
+    level=logging.INFO,
+    handlers=[_stream_handler, db_log_handler],
+)
+logger = logging.getLogger("app")
+
+
+def create_app():
+    app = Flask(__name__)
+
+    # ── Secret key for session management ─────────────────────────────────────
+    app.secret_key = os.environ.get("SECRET_KEY", os.urandom(32))
+
+    # ── Session timeout (30 minutes) ──────────────────────────────────────────
+    from datetime import timedelta
+    app.permanent_session_lifetime = timedelta(minutes=30)
+
+    # ── Database initialisation ────────────────────────────────────────────────
+    try:
+        initialize_database()
+        db_log_handler.install()
+        logger.info("Database initialised successfully.")
+    except Exception as e:
+        logger.error(f"Database initialisation failed: {e}")
+
+    # ── Register Blueprints ────────────────────────────────────────────────────
+    from routes.auth import auth_bp
+    from routes.admin_dashboard import admin_dashboard_bp
+    from routes.admin_users import admin_users_bp
+    from routes.admin_websites import admin_websites_bp
+    from routes.admin_shifts import admin_shifts_bp
+    from routes.admin_logs import admin_logs_bp
+    from routes.admin_reports import admin_reports_bp
+    from routes.admin_settings import admin_settings_bp
+    from routes.user_dashboard import user_dashboard_bp
+    from routes.ai_summary import ai_summary_bp
+    from routes.bid_tracker import bid_tracker_bp
+
+    app.register_blueprint(auth_bp)
+    app.register_blueprint(admin_dashboard_bp)
+    app.register_blueprint(admin_users_bp)
+    app.register_blueprint(admin_websites_bp)
+    app.register_blueprint(admin_shifts_bp)
+    app.register_blueprint(admin_logs_bp)
+    app.register_blueprint(admin_reports_bp)
+    app.register_blueprint(admin_settings_bp)
+    app.register_blueprint(user_dashboard_bp)
+    app.register_blueprint(ai_summary_bp)
+    app.register_blueprint(bid_tracker_bp)
+
+    # ── Template context processors ────────────────────────────────────────────
+    from flask import session, redirect, url_for, g
+    import functools
+
+    # ── Custom template filter: timedelta/time → "HH:MM" ──────────────────────
+    import datetime as _dt
+
+    @app.template_filter('hhmm')
+    def hhmm_filter(value):
+        """Render a MySQL TIME value (timedelta, time, or str) as HH:MM."""
+        if value is None:
+            return ''
+        if isinstance(value, _dt.timedelta):
+            total = int(value.total_seconds())
+            h, rem = divmod(abs(total), 3600)
+            m = rem // 60
+            return f"{h:02d}:{m:02d}"
+        if isinstance(value, _dt.time):
+            return value.strftime('%H:%M')
+        return str(value)[:5]   # already a string like "08:00:00"
+
+    @app.context_processor
+    def inject_user():
+        return {"current_user": session.get("user")}
+
+    # ── Root redirect ──────────────────────────────────────────────────────────
+    @app.route("/")
+    def index():
+        if "user" in session:
+            user = session["user"]
+            if user["role"] == "admin":
+                return redirect(url_for("admin_dashboard.dashboard"))
+            return redirect(url_for("user_dashboard.my_shifts"))
+        return redirect(url_for("auth.login"))
+
+    return app
+
+
+# ─── Dev entry point ──────────────────────────────────────────────────────────
+if __name__ == "__main__":
+    application = create_app()
+    application.run(debug=False, host="0.0.0.0", port=5000)
+
+# Gunicorn entry point
+application = create_app()