added new keyword management page

cookbook/tables.py

@@ -1,4 +1,5 @@
 import django_tables2 as tables
+from django.db.models.functions import Lower
 from django.utils.html import format_html
 from django.utils.translation import gettext as _
 from django_tables2.utils import A
@@ -61,6 +62,28 @@ class KeywordTable(tables.Table):
         fields = ('id', 'icon', 'name')
 
 
+class ManageKeywordTable(tables.Table):
+    name = tables.LinkColumn('edit_keyword', args=[
+                             A('id')])
+
+    class Meta:
+        model = Keyword
+        template_name = 'manage/keyword_table.html'
+        fields = ('id',  'name')
+
+    def render_name(self, value, record):
+        if record.icon != None:
+            return format_html("{} {}", record.icon, value)
+        else:
+            return value
+
+    def order_name(self, queryset, is_descending):
+        queryset = queryset.annotate(
+            name_lower=Lower('name')
+        ).order_by(("-" if is_descending else "") + "name_lower")
+        return (queryset, True)
+
+
 class IngredientTable(tables.Table):
     id = tables.LinkColumn('edit_food', args=[A('id')])