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[philo.git] / philo / models / nodes.py

diff --git a/philo/models/nodes.py b/philo/models/nodes.py
index 58adb6e..93f772a 100644 (file)
--- a/philo/models/nodes.py
+++ b/philo/models/nodes.py
@@ -1,4 +1,6 @@
 from inspect import getargspec
+import mimetypes
+from os.path import basename
 
 from django.contrib.contenttypes import generic
 from django.contrib.contenttypes.models import ContentType
@@ -11,7 +13,7 @@ from django.http import HttpResponse, HttpResponseServerError, HttpResponseRedir
 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.base import SlugTreeEntity, Entity, register_value_model
 from philo.models.fields import JSONField
 from philo.utils import ContentTypeSubclassLimiter
 from philo.utils.entities import LazyPassthroughAttributeMapper
@@ -24,7 +26,7 @@ __all__ = ('Node', 'View', 'MultiView', 'Redirect', 'File')
 _view_content_type_limiter = ContentTypeSubclassLimiter(None)
 
 
-class Node(TreeEntity):
+class Node(SlugTreeEntity):
        """
        :class:`Node`\ s are the basic building blocks of a website using Philo. They define the URL hierarchy and connect each URL to a :class:`View` subclass instance which is used to generate an HttpResponse.
        
@@ -104,7 +106,7 @@ class Node(TreeEntity):
                
                return '%s%s%s%s' % (domain, root_url, path, subpath)
        
-       class Meta:
+       class Meta(SlugTreeEntity.Meta):
                app_label = 'philo'
 
 
@@ -235,7 +237,7 @@ class MultiView(View):
                
                """
                clear_url_caches()
-               subpath = request.node.subpath
+               subpath = request.node._subpath
                view, args, kwargs = resolve(subpath, urlconf=self)
                view_args = getargspec(view)
                if extra_context is not None and ('extra_context' in view_args[0] or view_args[2] is not None):
@@ -291,7 +293,7 @@ class MultiView(View):
 
 class TargetURLModel(models.Model):
        """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.
+       #: 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, 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.")
@@ -370,23 +372,32 @@ class Redirect(TargetURLModel, View):
 
 class File(View):
        """Stores an arbitrary file."""
-       #: Defines the mimetype of the uploaded file. This will not be validated.
-       mimetype = models.CharField(max_length=255)
+       #: The name of the uploaded file. This is meant for finding the file again later, not for display.
+       name = models.CharField(max_length=255)
+       #: Defines the mimetype of the uploaded file. This will not be validated. If no mimetype is provided, it will be automatically generated based on the filename.
+       mimetype = models.CharField(max_length=255, blank=True)
        #: Contains the uploaded file. Files are uploaded to ``philo/files/%Y/%m/%d``.
        file = models.FileField(upload_to='philo/files/%Y/%m/%d')
        
+       def clean(self):
+               if not self.mimetype:
+                       self.mimetype = mimetypes.guess_type(self.file.name, strict=False)[0]
+                       if self.mimetype is None:
+                               raise ValidationError("Unknown file type.")
+       
        def actually_render_to_response(self, request, extra_context=None):
                wrapper = FileWrapper(self.file)
                response = HttpResponse(wrapper, content_type=self.mimetype)
                response['Content-Length'] = self.file.size
+               response['Content-Disposition'] = "inline; filename=%s" % basename(self.file.name)
                return response
        
        class Meta:
                app_label = 'philo'
        
        def __unicode__(self):
-               """Returns the path of the uploaded file."""
-               return self.file.name
+               """Returns the value of :attr:`File.name`."""
+               return self.name
 
 
 register_value_model(Node)
\ No newline at end of file