Source code for shoop.front.template_helpers.urls
# -*- coding: utf-8 -*-
# This file is part of Shoop.
#
# Copyright (c) 2012-2016, Shoop Ltd. All rights reserved.
#
# This source code is licensed under the AGPLv3 license found in the
# LICENSE file in the root directory of this source tree.
from __future__ import unicode_literals
from django.core.urlresolvers import NoReverseMatch, reverse
from jinja2 import contextfunction
from shoop.core.models import Category, Product
@contextfunction
[docs]def model_url(context, model, absolute=False):
uri = None
if isinstance(model, Product):
uri = reverse("shoop:product", kwargs=dict(pk=model.pk, slug=model.slug))
if isinstance(model, Category):
uri = reverse("shoop:category", kwargs=dict(pk=model.pk, slug=model.slug))
if not uri: # pragma: no cover
raise ValueError("Unable to figure out `model_url` for %r" % model)
if absolute:
request = context.get("request")
if not request: # pragma: no cover
raise ValueError("Unable to use `absolute=True` when request does not exist")
uri = request.build_absolute_uri(uri)
return uri
[docs]def get_url(url, *args, **kwargs):
"""
Try to get the reversed URL for the given route name, args and kwargs.
If reverse resolution fails, returns None (instead of throwing an exception).
:param url: URL name.
:type url: str
:param args: URL args
:type args: Iterable[object]
:param kwargs: URL kwargs
:type kwargs: dict[str, object]
:return: Reversed URL or None
:rtype: str|None
"""
try:
return reverse(url, args=args, kwargs=kwargs)
except NoReverseMatch:
return None
[docs]def has_url(url, *args, **kwargs):
"""
Try to get the reversed URL for the given route name, args and kwargs and return a success flag.
:param url: URL name.
:type url: str
:param args: URL args
:type args: Iterable[object]
:param kwargs: URL kwargs
:type kwargs: dict[str, object]
:return: Success flag
:rtype: bool
"""
return bool(get_url(url, *args, **kwargs))