Switch from raven to sentry_sdk

src/pretix/base/templates/500.html

@@ -8,13 +8,13 @@
         <h1>{% trans "Internal Server Error" %}</h1>
         <p>{% trans "We had trouble processing your request." %}</p>
         <p>{% trans "If this problem persists, please contact us." %}</p>
-        {% if request.sentry.id %}
+        {% if sentry_event_id %}
             <p>
                 {% blocktrans trimmed %}
                     If you contact us, please send us the following code:
                 {% endblocktrans %}
                 <br>
-                {{ request.sentry.id }}
+                {{ sentry_event_id }}
             </p>
         {% endif %}
         <p>{{ exception }}</p>

src/pretix/base/views/errors.py

@@ -7,6 +7,7 @@ from django.template.loader import get_template
 from django.utils.functional import Promise
 from django.utils.translation import ugettext as _
 from django.views.decorators.csrf import requires_csrf_token
+from sentry_sdk import last_event_id
 
 
 def csrf_failure(request, reason=""):
@@ -65,5 +66,6 @@ def server_error(request):
     except TemplateDoesNotExist:
         return HttpResponseServerError('<h1>Server Error (500)</h1>', content_type='text/html')
     return HttpResponseServerError(template.render({
-        'request': request
+        'request': request,
+        'sentry_event_id': last_event_id(),
     }))