skip logging ZeroDivisionError on negative text areas

[wolnelektury.git] / src / catalogue / models / book.py

diff --git a/src/catalogue/models/book.py b/src/catalogue/models/book.py
index c537e5d..6527d11 100644 (file)
--- a/src/catalogue/models/book.py
+++ b/src/catalogue/models/book.py
@@ -13,7 +13,7 @@ from django.db.models import permalink
 import django.dispatch
 from django.contrib.contenttypes.fields import GenericRelation
 from django.core.urlresolvers import reverse
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import ugettext_lazy as _, get_language
 import jsonfield
 from fnpdjango.storage import BofhFileSystemStorage
 from ssify import flush_ssi_includes
@@ -60,6 +60,7 @@ class Book(models.Model):
     extra_info = jsonfield.JSONField(_('extra information'), default={})
     gazeta_link = models.CharField(blank=True, max_length=240)
     wiki_link = models.CharField(blank=True, max_length=240)
+    print_on_demand = models.BooleanField(_('print on demand'), default=False)
 
     # files generated during publication
     cover = EbookField(
@@ -120,6 +121,17 @@ class Book(models.Model):
     def author_unicode(self):
         return self.tag_unicode('author')
 
+    def translator(self):
+        translators = self.extra_info.get('translators')
+        if not translators:
+            return None
+        if len(translators) > 3:
+            translators = translators[:2]
+            others = ' i inni'
+        else:
+            others = ''
+        return ', '.join(u'\xa0'.join(reversed(translator.split(', ', 1))) for translator in translators) + others
+
     def save(self, force_insert=False, force_update=False, **kwargs):
         from sortify import sortify
 
@@ -601,6 +613,9 @@ class Book(models.Model):
         except BookPopularity.DoesNotExist:
             BookPopularity.objects.create(book=self, count=count)
 
+    def ridero_link(self):
+        return 'https://ridero.eu/%s/books/wl_%s/' % (get_language(), self.slug.replace('-', '_'))
+
 
 def add_file_fields():
     for format_ in Book.formats: