from django.core.urlresolvers import resolve, clear_url_caches, reverse, NoReverseMatch
from django.db import models
from django.http import HttpResponse, HttpResponseServerError, HttpResponseRedirect, Http404
-from django.template import add_to_builtins as register_templatetags
from django.utils.encoding import smart_str
from philo.exceptions import MIDDLEWARE_NOT_CONFIGURED, ViewCanNotProvideSubpath, ViewDoesNotProvideSubpaths
from philo.models.base import TreeEntity, Entity, register_value_model
from philo.models.fields import JSONField
-from philo.utils import ContentTypeSubclassLimiter, LazyPassthroughAttributeMapper
-from philo.validators import RedirectValidator
+from philo.utils import ContentTypeSubclassLimiter
+from philo.utils.entities import LazyPassthroughAttributeMapper
from philo.signals import view_about_to_render, view_finished_rendering
+__all__ = ('Node', 'View', 'MultiView', 'Redirect', 'File')
+
+
_view_content_type_limiter = ContentTypeSubclassLimiter(None)
If ``obj`` is provided, :meth:`get_reverse_params` will be called and the results will be combined with any ``view_name``, ``args``, and ``kwargs`` that may have been passed in.
- This method will raise the following exceptions:
-
- - :class:`~philo.exceptions.ViewDoesNotProvideSubpaths` if :attr:`accepts_subpath` is False.
- - :class:`~philo.exceptions.ViewCanNotProvideSubpath` if a reversal is not possible.
-
:param view_name: The name of the view to be reversed.
:param args: Extra args for reversing the view.
:param kwargs: A dictionary of arguments for reversing the view.
:param node: The node whose subpath this is.
:param obj: An object to be passed to :meth:`get_reverse_params` to generate a view_name, args, and kwargs for reversal.
:returns: A subpath beyond the node that reverses the view, or an absolute url that reverses the view if a node was passed in.
+ :except philo.exceptions.ViewDoesNotProvideSubpaths: if :attr:`accepts_subpath` is False
+ :except philo.exceptions.ViewCanNotProvideSubpath: if a reversal is not possible.
"""
if not self.accepts_subpath:
"""
raise NotImplementedError("View subclasses must implement get_reverse_params to support subpaths.")
- def attributes_with_node(self, node):
+ def attributes_with_node(self, node, mapper=LazyPassthroughAttributeMapper):
"""
- Returns a dictionary-like object which can be used to directly retrieve the values of :class:`Attribute`\ s related to the :class:`View`, falling back on similar object which retrieves the values of the passed-in node and its ancestors.
+ Returns a :class:`LazyPassthroughAttributeMapper` which can be used to directly retrieve the values of :class:`Attribute`\ s related to the :class:`View`, falling back on the :class:`Attribute`\ s of the passed-in :class:`Node` and its ancestors.
"""
- return LazyPassthroughAttributeMapper((self, node))
+ return mapper((self, node))
def render_to_response(self, request, extra_context=None):
"""
"""An abstract parent class for models which deal in targeting a url."""
#: An optional :class:`ForeignKey` to a :class:`Node`. If provided, that node will be used as the basis for the redirect.
target_node = models.ForeignKey(Node, blank=True, null=True, related_name="%(app_label)s_%(class)s_related")
- #: A :class:`CharField` which may contain an absolute or relative URL. This will be validated with :class:`philo.validators.RedirectValidator`.
- url_or_subpath = models.CharField(max_length=200, validators=[RedirectValidator()], blank=True, help_text="Point to this url or, if a node is defined and accepts subpaths, this subpath of the node.")
+ #: A :class:`CharField` which may contain an absolute or relative URL, or the name of a node's subpath.
+ url_or_subpath = models.CharField(max_length=200, blank=True, help_text="Point to this url or, if a node is defined and accepts subpaths, this subpath of the node.")
#: A :class:`~philo.models.fields.JSONField` instance. If the value of :attr:`reversing_parameters` is not None, the :attr:`url_or_subpath` will be treated as the name of a view to be reversed. The value of :attr:`reversing_parameters` will be passed into the reversal as args if it is a list or as kwargs if it is a dictionary. Otherwise it will be ignored.
reversing_parameters = JSONField(blank=True, help_text="If reversing parameters are defined, url_or_subpath will instead be interpreted as the view name to be reversed.")
return self.file.name
-register_templatetags('philo.templatetags.nodes')
register_value_model(Node)
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