Add an optional flags param for gocam_connections

Refs pombase/pombase-gocam#107

Author: kimrutherford

gocam_connections/templates/gocam_connections/index.html

@@ -165,12 +165,16 @@
 
 const summaryType = '{{summary_type}}';
 const apiPath = '{{api_path}}';
+const flags = '{{flags}}';
 const modelViewPath = '{{model_view_path}}';
 
 let currentModels = [];
 
 document.addEventListener('DOMContentLoaded', async function(){
-  const url = apiPath + '/' + summaryType;
+  let url = apiPath + '/' + summaryType;
+  if (flags.length > 0) {
+    url += ':' + flags;
+  }
   const response = await fetch(url);
 
   const modelConnections = await response.json();

gocam_connections/views.py

@@ -3,11 +3,13 @@
 def index(request):
     summary_type = request.GET.get('summary_type', 'connected_only').strip()
     api_path = request.GET.get('api_path', '').strip()
+    flags = request.GET.get('flags', '').strip()
     model_view_path = request.GET.get('model_view_path', '').strip()
 
     context = {
         'summary_type': summary_type,
         'api_path': api_path,
+        'flags': flags,
         'model_view_path': model_view_path
     }