1 files changed, 14 insertions, 0 deletions

diff --git a/proposals/templatetags/icons.py b/proposals/templatetags/icons.py
new file mode 100644
index 0000000..551ad49
--- /dev/null
+++ b/proposals/templatetags/icons.py
@@ -0,0 +1,14 @@
+from django import template
+from django.utils.html import format_html
+from django.contrib.admin.templatetags.admin_static import static
+
+
+register = template.Library()
+
+
+@register.filter
+def boolean_icon(value):
+    icon_url = static('admin/img/icon-%s.gif' %
+                      {True: 'yes', False: 'no', None: 'unknown'}[value])
+    alt_text = {True: 'yes', False: 'no', None: 'pending' }[value]
+    return format_html('<img src="{0}" alt="{1}" />', icon_url, alt_text)