mirror of
https://github.com/encode/django-rest-framework.git
synced 2025-11-04 09:57:55 +03:00
35 lines
1.4 KiB
Python
35 lines
1.4 KiB
Python
from django.core.urlresolvers import resolve, get_script_prefix
|
|
|
|
|
|
def get_breadcrumbs(url):
|
|
"""Given a url returns a list of breadcrumbs, which are each a tuple of (name, url)."""
|
|
|
|
from rest_framework.views import APIView
|
|
|
|
def breadcrumbs_recursive(url, breadcrumbs_list, prefix):
|
|
"""Add tuples of (name, url) to the breadcrumbs list, progressively chomping off parts of the url."""
|
|
|
|
try:
|
|
(view, unused_args, unused_kwargs) = resolve(url)
|
|
except Exception:
|
|
pass
|
|
else:
|
|
# Check if this is a REST framework view, and if so add it to the breadcrumbs
|
|
if isinstance(getattr(view, 'cls_instance', None), APIView):
|
|
breadcrumbs_list.insert(0, (view.cls_instance.get_name(), prefix + url))
|
|
|
|
if url == '':
|
|
# All done
|
|
return breadcrumbs_list
|
|
|
|
elif url.endswith('/'):
|
|
# Drop trailing slash off the end and continue to try to resolve more breadcrumbs
|
|
return breadcrumbs_recursive(url.rstrip('/'), breadcrumbs_list, prefix)
|
|
|
|
# Drop trailing non-slash off the end and continue to try to resolve more breadcrumbs
|
|
return breadcrumbs_recursive(url[:url.rfind('/') + 1], breadcrumbs_list, prefix)
|
|
|
|
prefix = get_script_prefix().rstrip('/')
|
|
url = url[len(prefix):]
|
|
return breadcrumbs_recursive(url, [], prefix)
|