Show groups in default language if not available in current

eea · Jun 21, 2017 · 0913f30 · 0913f30
1 parent 43ee4ca
commit 0913f30
Show file tree

Hide file tree

Showing 3 changed files with 21 additions and 9 deletions.
diff --git a/gemet/thesaurus/templates/groups.html b/gemet/thesaurus/templates/groups.html
@@ -10,7 +10,9 @@
   {% include 'header.html' with view='groups' %}
 <div class="beautiful-listing">
   <h1>Groups</h1>
-
+  {% if language_warning %}
+    <p class="alert">There are no supergroups/groups available for the current language so these are listed in English.</p>
+  {% endif %}
   <ul class="listing {% if language.rtl %}direction-rtl{% endif %} no-list">
     {% for supergroup in supergroups %}
       <li>
@@ -19,7 +21,7 @@ <h3 class="h5">
       </h3>
 
         <ul class="groups">
-          {% get_children supergroup.id language.code status_values as supergroup_children %}
+          {% get_children supergroup.id language.code status_values language_warning as supergroup_children %}
           {% for group in supergroup_children %}
             <li>
             <a href="{% url 'relations' language.code group.concept__code %}">

diff --git a/gemet/thesaurus/templatetags/gemet_tags.py b/gemet/thesaurus/templatetags/gemet_tags.py
@@ -29,10 +29,13 @@ def get_expand(concept_id, expand_list):
 
 
 @register.assignment_tag
-def get_children(concept_id, langcode, status_values):
+def get_children(concept_id, langcode, status_values, language_warning=False):
     concept = Concept.objects.get(pk=concept_id)
     concept.status_list = status_values
-    return concept.get_children(langcode)
+    if language_warning:
+        return concept.get_children(DEFAULT_LANGCODE)
+    else:
+        return concept.get_children(langcode)
 
 
 @register.assignment_tag

diff --git a/gemet/thesaurus/views.py b/gemet/thesaurus/views.py
@@ -174,13 +174,11 @@ def get_context_data(self, **kwargs):
 class GroupsView(HeaderMixin, VersionMixin, StatusMixin, TemplateView):
     template_name = "groups.html"
 
-    def get_context_data(self, **kwargs):
-        context = super(GroupsView, self).get_context_data(**kwargs)
-
-        supergroups = (
+    def _get_supergroups_by_langcode(self, langcode):
+        return (
             Property.objects.filter(
                 name='prefLabel',
-                language__code=self.langcode,
+                language__code=langcode,
                 status__in=self.status_values,
                 concept_id__in=SuperGroup.objects
                 .filter(status__in=self.status_values)
@@ -192,6 +190,15 @@ def get_context_data(self, **kwargs):
             .values('id', 'name')
         )
 
+    def get_context_data(self, **kwargs):
+        context = super(GroupsView, self).get_context_data(**kwargs)
+
+        supergroups = self._get_supergroups_by_langcode(self.langcode)
+
+        if not supergroups:
+            supergroups = self._get_supergroups_by_langcode(DEFAULT_LANGCODE)
+            context.update({'language_warning': True})
+
         context.update({
             "supergroups": supergroups,
             "namespace": Group.NAMESPACE,