Enable sentry user feedback for crash reports

app/main/views.py

@@ -15,6 +15,7 @@ import rq_dashboard
 from flask import Blueprint, render_template, jsonify, g, current_app, abort
 from flask_login import login_required, current_user
 from rq import push_connection, pop_connection
+from ..extensions import sentry
 from .. import utils
 
 bp = Blueprint("main", __name__)
@@ -41,7 +42,13 @@ def not_found_error(error):
 
 @bp.app_errorhandler(500)
 def internal_error(error):
-    return render_template("500.html"), 500
+    if current_app.config["SENTRY_DSN"]:
+        event_id = g.sentry_event_id
+        public_dsn = sentry.client.get_public_dsn("https")
+    else:
+        event_id = ""
+        public_dsn = ""
+    return render_template("500.html", event_id=event_id, public_dsn=public_dsn), 500
 
 
 @bp.app_errorhandler(utils.CSEntryError)

app/templates/500.html

@@ -5,3 +5,15 @@
 {% block main %}
   <h1>Internal Server Error</h1>
 {%- endblock %}
+
+{% block csentry_scripts %}
+  <script src="{{ url_for('static', filename='js/raven.min.js') }}"></script>
+  {% if event_id %}
+  <script>
+    Raven.showReportDialog({
+      eventId: '{{ event_id }}',
+      dsn: '{{ public_dsn }}'
+    });
+  </script>
+  {% endif %}
+{% endblock %}