Merged in [19900] from jennifer@painless-security.com:

Fix hiding of name/purpose/type fields when not needed in secr/sreq. Fixes #3531.
 - Legacy-Id: 19901
Note: SVN reference [19900] has been migrated to Git commit 5f9868e8478a0d455b8f5c0b1fb5f8cd442cf718

ietf/secr/templates/sreq/edit.html

@@ -6,6 +6,10 @@
   <script type="text/javascript" src="{% static 'secr/js/utils.js' %}"></script>
   <script type="text/javascript" src="{% static 'secr/js/sessions.js' %}"></script>
   {{ form.media }}
+  <style>
+      .hidden {display: none !important;}
+      div.form-group {display: inline;}
+  </style>
 {% endblock %}
 
 {% block breadcrumbs %}{{ block.super }} 

ietf/secr/templates/sreq/new.html

@@ -7,6 +7,10 @@
   <script type="text/javascript" src="{% static 'secr/js/utils.js' %}"></script>
   <script type="text/javascript" src="{% static 'secr/js/sessions.js' %}"></script>
   {{ form.media }}
+  <style>
+      .hidden {display: none !important;}
+      div.form-group {display: inline;}
+  </style>
 {% endblock %}
 
 {% block breadcrumbs %}{{ block.super }} 

ietf/static/ietf/js/meeting/session_details_form.js

@@ -79,7 +79,7 @@
     const name_elts = [ 
         document.getElementById(id_prefix + 'name'),
         document.getElementById(id_prefix + 'short'),
-    ];
+    ].filter(Boolean);  // removes null entries
     const type_elt = document.getElementById(id_prefix + 'type');
     const type_options = type_elt.getElementsByTagName('option');
     const allowed_types = (type_elt.dataset.allowedOptions) ?

ietf/templates/meeting/session_details_form.html

@@ -2,15 +2,20 @@
 <div class="session-details-form" data-prefix="{{ form.prefix }}">
   {% if hidden %}{{ form.name.as_hidden }}{{ form.purpose.as_hidden }}{{ form.type.as_hidden }}{{ form.requested_duration.as_hidden }}
   {% else %}
-    <table>
+    <table>{% comment %}
-      <tr>
+    The form-group class is used by session_details_form.js to identify the correct element
+    to hide the name / purpose / type fields when not needed. This is a bootstrap class - the
+    secr app does not use it, so this (and the hidden class, also needed by session_details_form.js)
+    are defined in edit.html and new.html as a kludge to make this work. 
+    {% endcomment %}
+      <tr class="form-group">
         <th>{{ form.name.label_tag }}</th>
         <td>{{ form.name }}{{ form.purpose.errors }}</td>
       </tr>
-      <tr>
+      <tr class="form-group">
         <th>{{ form.purpose.label_tag }}</th>
         <td>
-          {{ form.purpose }} {{ form.type }}
+            {{ form.purpose }} <div class="form-group">{{ form.type }}</div>
           {{ form.purpose.errors }}{{ form.type.errors }}
         </td>
       </tr>