#4 added support for registration with a key and text for registration desk

nfgame.cfg-example

@@ -5,6 +5,15 @@ TAGS = {'taghash1': 'tree',
         'taghash4': 'water tap'
        }
 
+# Key for starting as a new user.
+# http://<server>/newuser/<key>
+# If not used, please use 'None'.
+# START_KEY = 'secretstartkey'
+START_KEY = 'None
+
+# HTML text for the registration page:
+REGISTRATION_DESK = 'You can find the registration desk in the center.'
+
 # For storing the cookie information to the client
 SECRET_KEY = 'Very secret key!'
 

nfgame.py

@@ -17,6 +17,7 @@ app.config.update(dict(
             'taghash3': 'tagname3',
             'taghash4': 'tagname4'
            },
+    START_KEY = 'None',
     SECRET_KEY = 'Very secret key!',
     ADMIN_PASSWORD = 'changeme!'
 ))
@@ -79,11 +80,17 @@ def index():
 
     return render_template('overview.html', entries=entries, tags=app.config['TAGS'], user=user)
 
-@app.route('/newuser', methods=['GET', 'POST'])
-def new_user():
+@app.route('/newuser/', methods=['GET', 'POST'])
+@app.route('/newuser/<string:newhash>/', methods=['GET', 'POST'])
+def new_user(newhash='None'):
+    """Check if there is a key to the new user"""
+    if not app.config['START_KEY'] == 'None':
+        if not newhash == app.config['START_KEY']:
+            return redirect(url_for('index'))
+
     """If it's a GET request, no new user should be made"""
     if request.method == 'GET':
-      return render_template('newuser.html')
+      return render_template('newuser.html', newhash=newhash)
 
     """Now we got a POST request"""
     db = get_db()
@@ -106,8 +113,12 @@ def tag_found(taghash):
     session.pop('tag', None)
     
     if not 'id' in session:
+        '''If a user does not require central registration show new user form'''
+        if app.config['START_KEY'] == 'None':
             session['tag'] = taghash
             return redirect(url_for('new_user'))
+        else:
+            return render_template('gotoregistration.html', registration=app.config['REGISTRATION_DESK'], color='#FF9999')
 
     tags = app.config['TAGS']
 

templates/gotoregistration.html

@@ -0,0 +1,9 @@
+{% extends "layout.html" %}
+{% block body %}
+  <center>
+  <h1>Error!</h1>
+  You are not registered as a player! Got to the registration desk.<br>
+  {{ registration }}
+  </center>
+{% endblock %}
+

templates/newuser.html

@@ -1,7 +1,7 @@
 {% extends "layout.html" %}
 {% block body %}
   <center>
-  <form action="{{ url_for('new_user') }}" method=post>
+  <form action="{{ url_for('new_user') }}{{ newhash  }}/" method=post>
     <dl>
       <dt>We don't know you!
       <dd>Choose a name: