wagtail/wagtail/utils/compat.py

40 lines
1.2 KiB
Python

import django
from django.template import loader
def get_related_model(rel):
# In Django 1.7 and under, the related model is accessed by doing: rel.model
# This was renamed in Django 1.8 to rel.related_model. rel.model now returns
# the base model.
if django.VERSION >= (1, 8):
return rel.related_model
else:
return rel.model
def get_related_parent_model(rel):
# In Django 1.7 and under, the parent model is accessed by doing: rel.parent_model
# This was renamed in Django 1.8 to rel.model.
if django.VERSION >= (1, 8):
return rel.model
else:
return rel.parent_model
def render_to_string(template_name, context=None, request=None, **kwargs):
if django.VERSION >= (1, 8):
return loader.render_to_string(
template_name,
context=context,
request=request,
**kwargs
)
else:
# Backwards compatibility for Django 1.7 and below
from django.template.context import RequestContext
return loader.render_to_string(
template_name,
dictionary=context,
context_instance=RequestContext(request),
**kwargs
)