Update app.py

app.py

@@ -40,8 +40,13 @@ import Code_2_7
 import Counting_Columns_2_1
 import Find_Hyperlinking_text
 import ezdxf
-from flask import Flask, render_template, session, redirect, url_for
-from flask_session import Session  # Capital "S"
+
+from flask import Flask, render_template, request, redirect, url_for, session, jsonify
+from flask_session import Session
+import redis
+from flask_cors import CORS
+import logging
+
 app = Flask(__name__)
 
 prjnamesURL = 'https://docs.google.com/spreadsheets/d/1nsIgi9o9VSBKQlNxbxihPzG_N7s4um0eNVfgL4gaGPc/export?format=csv&gid=0'
@@ -54,16 +59,30 @@ global pdflink
 # For 2.7
 global hatched_areas2_7
 
-# Configure Flask-Session for server-side session storage
-app.config["SESSION_TYPE"] = "filesystem"
-app.config["SESSION_PERMANENT"] = False
-app.config["SESSION_FILE_DIR"] = "./flask_session_files"
 app.secret_key = "your_secret_key"
 
 # Initialize Flask-Session
 sess = Session()
 sess.init_app(app)
 
+
+# Initialize Flask app
+app = Flask(__name__)
+
+# Configure logging
+logging.basicConfig(level=logging.DEBUG)
+
+# Enable CORS for all routes
+CORS(app)
+
+# Configure Flask-Session to use Redis for session storage
+app.config["SESSION_TYPE"] = "redis"
+app.config["SESSION_PERMANENT"] = False
+app.config["SESSION_USE_SIGNER"] = True
+app.config["SESSION_KEY_PREFIX"] = "my_session:"
+app.config["SESSION_REDIS"] = redis.StrictRedis(host='localhost', port=6379, db=0)  # Change host if using a remote Redis instance
+app.secret_key = "your_secret_key"
+
 @app.route("/", methods=["GET", "POST"])
 def getInfotoMeasure():
     return render_template("gui2.html")
@@ -76,21 +95,27 @@ def password_page():
 def check_password():
     password = request.form.get("password")
     correct_password = "c900"
+    app.logger.debug(f"Received password: {password}")
 
     if password == correct_password:
         session["authenticated"] = True
+        app.logger.debug(f"Session after authentication: {session}")
         return jsonify({"authenticated": True}), 200
     else:
+        app.logger.debug("Password incorrect.")
         return jsonify({"authenticated": False}), 200
 
 @app.route("/mainGUI", methods=["GET", "POST"])
 def main_gui():
+    # Debugging session data
+    app.logger.debug(f"Session data at mainGUI: {session}")
+    
     if "authenticated" not in session or not session["authenticated"]:
+        app.logger.debug("User not authenticated, redirecting to password page.")
         return redirect(url_for("password_page"))
+    
     return render_template("proposed-GUI.html")
 
-
-
 @app.route("/WordSearch",methods=["GET", "POST"])
 def getInfo2toMeasure():
     # API.AppendtablestoSheets()