skip logging ZeroDivisionError on negative text areas

[wolnelektury.git] / src / picture / models.py

diff --git a/src/picture/models.py b/src/picture/models.py
index b39661f..8f913c3 100644 (file)
--- a/src/picture/models.py
+++ b/src/picture/models.py
@@ -12,6 +12,8 @@ from django.core.files.storage import FileSystemStorage
 from django.utils.datastructures import SortedDict
 from fnpdjango.utils.text.slughifi import slughifi
 from ssify import flush_ssi_includes
+
+from catalogue.models.tag import prefetched_relations
 from picture import tasks
 from StringIO import StringIO
 import jsonfield
@@ -101,7 +103,7 @@ class Picture(models.Model):
         pass
 
     class Meta:
-        ordering = ('sort_key',)
+        ordering = ('sort_key_author', 'sort_key')
 
         verbose_name = _('picture')
         verbose_name_plural = _('pictures')
@@ -127,8 +129,15 @@ class Picture(models.Model):
     def authors(self):
         return self.tags.filter(category='author')
 
+    def tag_unicode(self, category):
+        relations = prefetched_relations(self, category)
+        if relations:
+            return ', '.join(rel.tag.name for rel in relations)
+        else:
+            return ', '.join(self.tags.filter(category=category).values_list('name', flat=True))
+
     def author_unicode(self):
-        return ", ".join(self.authors().values_list('name', flat=True))
+        return self.tag_unicode('author')
 
     @permalink
     def get_absolute_url(self):
@@ -189,8 +198,6 @@ class Picture(models.Model):
             picture.extra_info = picture_xml.picture_info.to_dict()
 
             picture_tags = set(catalogue.models.Tag.tags_from_info(picture_xml.picture_info))
-            motif_tags = set()
-            thing_tags = set()
 
             area_data = {'themes': {}, 'things': {}}
 
@@ -204,7 +211,10 @@ class Picture(models.Model):
                 if part.get('object', None) is not None:
                     _tags = set()
                     for objname in part['object'].split(','):
-                        objname = objname.strip().capitalize()
+                        objname = objname.strip()
+                        assert objname, 'Empty object name'
+                        # str.capitalize() is wrong, because it also lowers letters
+                        objname = objname[0].upper() + objname[1:]
                         tag, created = catalogue.models.Tag.objects.get_or_create(
                             slug=slughifi(objname), category='thing')
                         if created:
@@ -244,7 +254,7 @@ class Picture(models.Model):
                     area.save()
                     area.tags = _tags.union(picture_tags)
 
-            picture.tags = picture_tags.union(motif_tags).union(thing_tags)
+            picture.tags = picture_tags
             picture.areas_json = area_data
 
             if image_file is not None: