Add button to clear current score

contextualise.py

@@ -44,18 +44,18 @@ pathofnumbers = []
 app.secret_key = 'your secret'
 app.config['SESSION_TYPE'] = 'filesystem'
 
+def clearSession():
+    # Flask sessions are serialised into a cookie, so we cannot use the deque here
+    session['wordpath'] = [] 
+    session['clicktime'] = []
+    session['id'] = []
+    session['veryfirstnow'] = datetime.now().isoformat()
+
 def setupSession():
     # session should be configured from within request context
     # so this function should be called on each request
-    if 'wordpath' not in session:
-        # Flask sessions are serialised into a cookie, so we cannot use the deque here
-        session['wordpath'] = [] 
-    if 'clicktime' not in session:
-        session['clicktime'] = []
-    if 'id' not in session:
-        session['id'] = []
     if 'veryfirstnow' not in session:
-        session['veryfirstnow'] = datetime.now().isoformat()
+        clearSession()
 
 # preparing the index.json file for the navbar
 index_dict = {}
@@ -125,6 +125,13 @@ def about():
 
     return render_template('about.html')
 
+@app.route('/clear')
+def clear():
+    # return to a refer if its set, default to root
+    return_url = request.environ.get("HTTP_REFERER", '/')
+    clearSession()
+    return redirect(return_url)
+
 # @app.route('/all/')
 # def all():
 #     thefile = listingfiles[positioninarray]

static/css/main.css

@@ -151,9 +151,9 @@ div.explanation{
 header{
   /* border: lime 1px solid; */
   padding-top: -1em;
-  padding-right: 10em;
+  margin-right: 10em;
   position: absolute;
-  top:12em;
+  top:17em;
   width: 29em;
   -webkit-transform-origin: 0 50%;
 		 -moz-transform-origin: 0 50%;

templates/layout.html

@@ -13,6 +13,7 @@
 <div id="top">
 <!-- WORDPATH -->
 <div id="thewordpath">
+  {% if functionsession %}[<a href='/clear'>x</a>]{% endif %}
   {% for item in functionsession %}
     <span class="word">{{ item }} ▶ </span>
   {% endfor %}