predictable urls to cover images
[redakcja.git] / apps / catalogue / models / image.py
index 558f4c1..8f044d3 100755 (executable)
@@ -9,6 +9,7 @@ from django.db import models
 from django.template.loader import render_to_string
 from django.utils.translation import ugettext_lazy as _
 from catalogue.helpers import cached_in_field
+from catalogue.models import Project
 from catalogue.tasks import refresh_instance
 from dvcs import models as dvcs_models
 
@@ -21,6 +22,7 @@ class Image(dvcs_models.Document):
     title = models.CharField(_('title'), max_length=255, blank=True)
     slug = models.SlugField(_('slug'), unique=True)
     public = models.BooleanField(_('public'), default=True, db_index=True)
+    project = models.ForeignKey(Project, null=True, blank=True)
 
     # cache
     _short_html = models.TextField(null=True, blank=True, editable=False)
@@ -46,10 +48,14 @@ class Image(dvcs_models.Document):
         return ("catalogue_image", [self.slug])
 
     def correct_about(self):
-        return "http://%s%s" % (
+        return ["http://%s%s" % (
             Site.objects.get_current().domain,
             self.get_absolute_url()
-        )
+            ),
+            "http://%s%s" % (
+                'obrazy.redakcja.wolnelektury.pl',
+                self.get_absolute_url()
+            )]
 
     # State & cache
     # =============
@@ -84,8 +90,16 @@ class Image(dvcs_models.Document):
             raise AssertionError(_('Invalid Dublin Core') + ': ' + str(e))
 
         valid_about = self.correct_about()
-        assert picture.picture_info.about == valid_about, \
-                _("rdf:about is not") + " " + valid_about
+        assert picture.picture_info.about in valid_about, \
+                _("rdf:about is not") + " " + valid_about[0]
+
+    def publishable_error(self):
+        try:
+            return self.assert_publishable()
+        except AssertionError, e:
+            return e
+        else:
+            return None
 
     def accessible(self, request):
         return self.public or request.user.is_authenticated()