Add visitor count

.gitignore

@@ -1 +1,2 @@
 .env
+visitor_count

main.py

@@ -4,12 +4,20 @@ from dotenv import load_dotenv
 from os import getenv
 from ssl import get_server_certificate
 from flask import Flask, request, render_template, Response, send_from_directory
+import os
 
 app = Flask(__name__)
 app.config['TEMPLATES_AUTO_RELOAD'] = True
 global unifi
 
+VISITOR_COUNT_FILE = "visitor_count"
+
 def main():
+    if not os.path.exists(VISITOR_COUNT_FILE):
+        os.mknod(VISITOR_COUNT_FILE)
+        with open(VISITOR_COUNT_FILE, "w") as f:
+            f.write("0")
+
     load_dotenv()
 
     HOSTNAME = str(getenv("HOSTNAME"))
@@ -22,16 +30,30 @@ def main():
     #unifi = UnifiClient(host=HOSTNAME,
     #    username=USERNAME, password=PASSWORD, cert=cert)
 
-    app.run(host="0.0.0.0", port=80)
+    app.run(host="0.0.0.0", port=8080)
 
 @app.route('/guest/s/default/', methods=["GET"])
 def root():
+    visitor_count = 1337
+    # Yes there is a race condition here, I don't care
+    try:
+        with open(VISITOR_COUNT_FILE, "r+") as f:
+            visitors = int(f.read().strip())
+            print("visitors:", visitors)
+            visitors += 1
+            f.seek(0)
+            f.write(str(visitors))
+            f.truncate()
+            visitor_count = visitors
+    except Exception as e:
+        print(f"error {e}")
+
     ap = escape(request.args.get('ap'))
     id = escape(request.args.get('id'))
     ssid = escape(request.args.get('ssid'))
     url = escape(request.args.get('url'))
 
-    page = render_template("index.html", ap=ap, id=id, ssid=ssid, url=url)
+    page = render_template("index.html", ap=ap, id=id, ssid=ssid, url=url, visitor_count=visitor_count)
     response = Response(page, mimetype="text/html")
     return response
 

templates/index.html

@@ -75,13 +75,14 @@
       </P>
       <HR>
       <P>
+          <CENTER>
+            <H2>U BENT BEZOEKER <FONT COLOR="red"><BLINK>{{visitor_count}}</BLINK></FONT>!</H2>
+          </CENTER>
           <FORM METHOD="POST" ACTION="/connect">
             <INPUT TYPE="hidden" NAME="id" VALUE="{{id}}">
             <CENTER><INPUT TYPE="image" VALUE="Verbind nu!" src="/afbeeldingen/verbind.gif"></INPUT></CENTER>
           </FORM>
       </P>
-          TODO: 88x31 en visitor count
-      </TD>
     </TR>
   </TABLE>
 </BODY>