Merge branch 'master' of git://github.com/melinath/philo

[philo.git] / models / nodes.py

diff --git a/models/nodes.py b/models/nodes.py
index 8d33d43..99be196 100644 (file)
--- a/models/nodes.py
+++ b/models/nodes.py
@@ -3,9 +3,11 @@ from django.contrib.contenttypes.models import ContentType
 from django.contrib.contenttypes import generic
 from django.contrib.sites.models import Site, RequestSite
 from django.http import HttpResponse, HttpResponseServerError, HttpResponseRedirect, Http404
+from django.core.exceptions import ValidationError
 from django.core.servers.basehttp import FileWrapper
 from django.core.urlresolvers import resolve, clear_url_caches, reverse, NoReverseMatch
 from django.template import add_to_builtins as register_templatetags
+from django.utils.encoding import smart_str
 from inspect import getargspec
 from philo.exceptions import MIDDLEWARE_NOT_CONFIGURED
 from philo.models.base import TreeEntity, Entity, QuerySetMapper, register_value_model
@@ -113,8 +115,8 @@ class View(Entity):
                
                try:
                        subpath = reverse(view_name, urlconf=self, args=args or [], kwargs=kwargs or {})
-               except NoReverseMatch:
-                       raise ViewCanNotProvideSubpath
+               except NoReverseMatch, e:
+                       raise ViewCanNotProvideSubpath(e.message)
                
                if node is not None:
                        return node.construct_url(subpath)
@@ -209,7 +211,6 @@ class TargetURLModel(models.Model):
        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.")
        
        def clean(self):
-               # Should this be enforced? Not enforcing it would allow creation of "headers" in the navbar.
                if not self.target_node and not self.url_or_subpath:
                        raise ValidationError("Either a target node or a url must be defined.")
                
@@ -218,22 +219,27 @@ class TargetURLModel(models.Model):
                
                try:
                        self.get_target_url()
-               except NoReverseMatch, e:
+               except (NoReverseMatch, ViewCanNotProvideSubpath), e:
                        raise ValidationError(e.message)
                
                super(TargetURLModel, self).clean()
        
        def get_reverse_params(self):
                params = self.reversing_parameters
-               args = isinstance(params, list) and params or None
-               kwargs = isinstance(params, dict) and params or None
+               args = kwargs = None
+               if isinstance(params, list):
+                       args = params
+               elif isinstance(params, dict):
+                       # Convert unicode keys to strings for Python < 2.6.5. Compare
+                       # http://stackoverflow.com/questions/4598604/how-to-pass-unicode-keywords-to-kwargs
+                       kwargs = dict([(smart_str(k, 'ascii'), v) for k, v in params.items()])
                return self.url_or_subpath, args, kwargs
        
        def get_target_url(self):
                node = self.target_node
                if node is not None and node.accepts_subpath and self.url_or_subpath:
                        if self.reversing_parameters is not None:
-                               view_name, args, kwargs = self.get_reversing_params()
+                               view_name, args, kwargs = self.get_reverse_params()
                                subpath = node.view.reverse(view_name, args=args, kwargs=kwargs)
                        else:
                                subpath = self.url_or_subpath
@@ -244,7 +250,7 @@ class TargetURLModel(models.Model):
                        return node.get_absolute_url()
                else:
                        if self.reversing_parameters is not None:
-                               view_name, args, kwargs = self.get_reversing_params()
+                               view_name, args, kwargs = self.get_reverse_params()
                                return reverse(view_name, args=args, kwargs=kwargs)
                        return self.url_or_subpath
        target_url = property(get_target_url)
@@ -253,7 +259,7 @@ class TargetURLModel(models.Model):
                abstract = True
 
 
-class Redirect(View, TargetURLModel):
+class Redirect(TargetURLModel, View):
        STATUS_CODES = (
                (302, 'Temporary'),
                (301, 'Permanent'),