Fix venueless token creation

Do not generate token or checkin if user does not have a ticket.
Clear existing token if user no longer has a ticket.

pinaxcon/templates/symposion/dashboard/_categories.html

@@ -41,8 +41,10 @@
     </div>
   </div>
   {% else %}
-  {% if purchased %}
+
   {% flag "venueless_dashboard" %}
+  {% venueless_login_url as venueless_url %}
+  {% if venueless_url %}
   <div class="row">
     <div class="col-12 mb-3">
       <h3>Join the Conference</h3>
@@ -52,8 +54,8 @@
       </div>
     </div>
   </div>
-  {% endflag %}
   {% endif %}
+  {% endflag %}
 
   <div class="row">
     <div class="col-md-6 mb-3 mb-md-0">

pinaxcon/templatetags/lca2018_tags.py

@@ -163,6 +163,14 @@ def ticket_type(context):
 
 @register.simple_tag(takes_context=True)
 def venueless_login_url(context):
+    # Check that they have a ticket first (only item from category 1)
+    items = registrasion_tags.items_purchased(context, 1)
+    if not items:
+        return ''
+
+    # Get token from checkin
     user=context.request.user
     checkin = CheckIn.objects.get_or_create(user=user)[0]
-    return f'{settings.VENUELESS_URL}/#token={checkin.venueless_token}'
+    if checkin.venueless_token:
+        return f'{settings.VENUELESS_URL}/#token={checkin.venueless_token}'
+    return ''

vendor/regidesk/regidesk/models.py

@@ -167,7 +167,7 @@ class CheckIn(models.Model):
             self.venueless_traits = ",".join(traits)
             updated = True
 
-        if not self._venueless_token:
+        if not self.venueless_traits or not self._venueless_token:
             self._venueless_token = self._generate_venueless_token()
             updated = True
 
@@ -177,9 +177,12 @@ class CheckIn(models.Model):
         return self._venueless_token
 
     def _get_venueless_traits(self):
-        traits = ["attendee"]
-
+        """ Returns a list of traits based on the user's ticket """
         ticket_type = self.user.attendee.ticket_type
+        if not ticket_type:
+            return []
+
+        traits = ["attendee"]
 
         if ticket_type == "Conference Volunteer":
             traits.append("volunteer")
@@ -207,6 +210,8 @@ class CheckIn(models.Model):
 
     def _generate_venueless_token(self):
         """ Generate token for Venueless login """
+        if not self.venueless_traits:
+            return ""
 
         issued_at = datetime.datetime.utcnow()
         expiry = settings.LCA_END + datetime.timedelta(days=1)

vendor/registrasion/registrasion/models/people.py

@@ -60,8 +60,10 @@ class Attendee(models.Model):
             cart__invoice__status=Invoice.STATUS_PAID,
             cart__invoice__user=self.user
         )
-        if len(tickets) >1:
+        if len(tickets) > 1:
             raise ValueError("Too many tickets for attendee %s", self)
+        if len(tickets) == 0:
+            return ""
         return tickets[0].product.name
 
 class AttendeeProfileBase(models.Model):