def test_format_value_hyperlink(self):
"""
Tests format_value with a URL
"""
url = 'http://url.com'
name = 'name_of_url'
hyperlink = Hyperlink(url, name)
self.assertEqual(format_value(hyperlink), '<a href=%s>%s</a>' % (url, name))
def to_representation(self, value):
format = self.context.get('format', None)
if format and self.format and self.format != format:
format = self.format
# Return the hyperlink, or error if incorrectly configured.
url = self.get_url_options(value, format)
if url is None:
return None
return Hyperlink(url, value)
def to_representation(self, value):
format = self.context.get('format', None)
if format and self.format and self.format != format:
format = self.format
# Return the hyperlink, or error if incorrectly configured.
if value.source_adjudicator is not None:
url = self.get_url(value.source_adjudicator.adjudicator, 'api-adjudicator-detail', self.context['request'], format)
elif value.source_team is not None:
url = self.get_url(value.source_team.team, 'api-team-detail', self.context['request'], format)
if url is None:
return None
return Hyperlink(url, value)
def to_representation(self, value):
from pprint import pprint
pprint('in drf rest_framework_nested.to_representation()')
pprint(self)
pprint(value)
assert 'request' in self.context, (
"`%s` requires the request in the serializer"
" context. Add `context={'request': request}` when instantiating "
"the serializer." % self.__class__.__name__)
request = self.context['request']
format = self.context.get('format', None)
# By default use whatever format is given for the current context
# unless the target is a different type to the source.
#
# Eg. Consider a HyperlinkedIdentityField pointing from a json
# representation to an html property of that representation...
#
# '/snippets/1/' should link to '/snippets/1/highlight/'
# ...but...
# '/snippets/1/.json' should link to '/snippets/1/highlight/.html'
if format and self.format and self.format != format:
format = self.format
# Return the hyperlink, or error if incorrectly configured.
try:
url = self.get_url(value, self.view_name, request, format)
except NoReverseMatch:
msg = (
'Could not resolve URL for hyperlinked relationship using '
'view name "%s". You may have failed to include the related '
'model in your API, or incorrectly configured the '
'`lookup_field` attribute on this field.')
if value in ('', None):
value_string = {'': 'the empty string', None: 'None'}[value]
msg += (
" WARNING: The value of the field on the model instance "
"was %s, which may be why it didn't match any "
"entries in your URL conf." % value_string)
raise ImproperlyConfigured(msg % self.view_name)
if url is None:
return None
from rest_framework.relations import Hyperlink
return Hyperlink(url, value)
def _get_url_representation(
self,
value: Any,
view_name: Optional[str] = None) -> Optional[str]:
""" Copied from base with a few adjustments for Viewname detection """
assert "request" in self.context, (
"`%s` requires the request in the serializer"
" context. Add `context={'request': request}` when instantiating "
"the serializer." % self.__class__.__name__)
request = self.context["request"]
format_ = self.context.get("format", None)
if format_ and self.format and self.format != format_:
format_ = self.format
try:
reverse_view = view_name or self.view_name
url = self.get_url(value, reverse_view, request, format_)
except NoReverseMatch:
msg = (
"Could not resolve URL for hyperlinked relationship using "
"view name '%s'. You may have failed to include the related "
"model in your API, or incorrectly configured the "
"`lookup_field` attribute on this field.")
if value in ("", None):
value_string = {"": "the empty string", None: "None"}[value]
msg += (
" WARNING: The value of the field on the model instance "
"was %s, which may be why it didn't match any "
"entries in your URL conf." % value_string)
raise ImproperlyConfigured(msg % self.view_name)
if url is None:
return None
return Hyperlink(url, value)
def to_representation(self, obj): # pylint: disable=arguments-differ
return Hyperlink(obj, None)