def to_internal_value(self, data):
        request = self.context.get('request', None)
        try:
            http_prefix = data.startswith(('http:', 'https:'))
        except AttributeError:
            self.fail('incorrect_type', data_type=type(data).__name__)

        if http_prefix:
            # If needed convert absolute URLs to relative path
            data = urlparse.urlparse(data).path
            prefix = get_script_prefix()
            if data.startswith(prefix):
                data = '/' + data[len(prefix):]

        data = uri_to_iri(data)

        try:
            match = resolve(data)
        except Resolver404:
            self.fail('no_match')

        try:
            expected_viewname = request.versioning_scheme.get_versioned_viewname(
                self.view_name, request
            )
        except AttributeError:
            expected_viewname = self.view_name

        if match.view_name != expected_viewname:
            self.fail('incorrect_match')

        try:
            return self.get_object(match.view_name, match.args, match.kwargs)
        except (ObjectDoesNotExist, TypeError, ValueError):
            self.fail('does_not_exist')
    def to_internal_value(self, data):
        request = self.context.get('request', None)
        try:
            http_prefix = data.startswith(('http:', 'https:'))
        except AttributeError:
            self.fail('incorrect_type', data_type=type(data).__name__)

        if http_prefix:
            # If needed convert absolute URLs to relative path
            data = urlparse.urlparse(data).path
            prefix = get_script_prefix()
            if data.startswith(prefix):
                data = '/' + data[len(prefix):]

        data = uri_to_iri(data)

        try:
            match = resolve(data)
        except Resolver404:
            self.fail('no_match')

        try:
            expected_viewname = request.versioning_scheme.get_versioned_viewname(
                self.view_name, request)
        except AttributeError:
            expected_viewname = self.view_name

        if match.view_name != expected_viewname:
            self.fail('incorrect_match')

        try:
            return self.get_object(match.view_name, match.args, match.kwargs)
        except (ObjectDoesNotExist, TypeError, ValueError):
            self.fail('does_not_exist')
Exemple #3
0
def get_breadcrumbs(url, request=None):
    """
    Given a url returns a list of breadcrumbs, which are each a
    tuple of (name, url).
    """
    from rest_framework.reverse import preserve_builtin_query_params
    from rest_framework.views import APIView

    def breadcrumbs_recursive(url, breadcrumbs_list, prefix, seen):
        """
        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
            cls = getattr(view, 'cls', None)
            initkwargs = getattr(view, 'initkwargs', {})
            if cls is not None and issubclass(cls, APIView):
                # Don't list the same view twice in a row.
                # Probably an optional trailing slash.
                if not seen or seen[-1] != view:
                    c = cls(**initkwargs)
                    c.suffix = getattr(view, 'suffix', None)
                    name = c.get_view_name()
                    insert_url = preserve_builtin_query_params(
                        prefix + url, request)
                    breadcrumbs_list.insert(0, (name, insert_url))
                    seen.append(view)

        if url == '':
            # All done
            return breadcrumbs_list

        elif url.endswith('/'):
            # Drop trailing slash off the end and continue to try to
            # resolve more breadcrumbs
            url = url.rstrip('/')
            return breadcrumbs_recursive(url, breadcrumbs_list, prefix, seen)

        # Drop trailing non-slash off the end and continue to try to
        # resolve more breadcrumbs
        url = url[:url.rfind('/') + 1]
        return breadcrumbs_recursive(url, breadcrumbs_list, prefix, seen)

    prefix = get_script_prefix().rstrip('/')
    url = url[len(prefix):]
    return breadcrumbs_recursive(url, [], prefix, [])
def get_breadcrumbs(url, request=None):
    """
    Given a url returns a list of breadcrumbs, which are each a
    tuple of (name, url).
    """
    from rest_framework.reverse import preserve_builtin_query_params
    from rest_framework.views import APIView

    def breadcrumbs_recursive(url, breadcrumbs_list, prefix, seen):
        """
        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
            cls = getattr(view, 'cls', None)
            initkwargs = getattr(view, 'initkwargs', {})
            if cls is not None and issubclass(cls, APIView):
                # Don't list the same view twice in a row.
                # Probably an optional trailing slash.
                if not seen or seen[-1] != view:
                    c = cls(**initkwargs)
                    c.suffix = getattr(view, 'suffix', None)
                    name = c.get_view_name()
                    insert_url = preserve_builtin_query_params(prefix + url, request)
                    breadcrumbs_list.insert(0, (name, insert_url))
                    seen.append(view)

        if url == '':
            # All done
            return breadcrumbs_list

        elif url.endswith('/'):
            # Drop trailing slash off the end and continue to try to
            # resolve more breadcrumbs
            url = url.rstrip('/')
            return breadcrumbs_recursive(url, breadcrumbs_list, prefix, seen)

        # Drop trailing non-slash off the end and continue to try to
        # resolve more breadcrumbs
        url = url[:url.rfind('/') + 1]
        return breadcrumbs_recursive(url, breadcrumbs_list, prefix, seen)

    prefix = get_script_prefix().rstrip('/')
    url = url[len(prefix):]
    return breadcrumbs_recursive(url, [], prefix, [])