fix snippets command

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

diff --git a/src/catalogue/models/book.py b/src/catalogue/models/book.py
index f1501d0..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
@@ -22,6 +22,7 @@ from catalogue import constants
 from catalogue.fields import EbookField
 from catalogue.models import Tag, Fragment, BookMedia
 from catalogue.utils import create_zip, gallery_url, gallery_path
+from catalogue.models.tag import prefetched_relations
 from catalogue import app_settings
 from catalogue import tasks
 from wolnelektury.utils import makedirs
@@ -59,6 +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(
@@ -92,7 +94,7 @@ class Book(models.Model):
         pass
 
     class Meta:
-        ordering = ('sort_key',)
+        ordering = ('sort_key_author', 'sort_key')
         verbose_name = _('book')
         verbose_name_plural = _('books')
         app_label = 'catalogue'
@@ -109,8 +111,26 @@ class Book(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')
+
+    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
@@ -153,6 +173,9 @@ class Book(models.Model):
     def language_name(self):
         return dict(settings.LANGUAGES).get(self.language_code(), "")
 
+    def is_foreign(self):
+        return self.language_code() != settings.LANGUAGE_CODE
+
     def has_media(self, type_):
         if type_ in Book.formats:
             return bool(getattr(self, "%s_file" % type_))
@@ -251,9 +274,10 @@ class Book(models.Model):
     def download_pictures(self, remote_gallery_url):
         gallery_path = self.gallery_path()
         # delete previous files, so we don't include old files in ebooks
-        for filename in os.listdir(gallery_path):
-            file_path = os.path.join(gallery_path, filename)
-            os.unlink(file_path)
+        if os.path.isdir(gallery_path):
+            for filename in os.listdir(gallery_path):
+                file_path = os.path.join(gallery_path, filename)
+                os.unlink(file_path)
         ilustr_elements = list(self.wldocument().edoc.findall('//ilustr'))
         if ilustr_elements:
             makedirs(gallery_path)
@@ -374,6 +398,7 @@ class Book(models.Model):
         for child in notify_cover_changed:
             child.parent_cover_changed()
 
+        book.save()  # update sort_key_author
         cls.published.send(sender=cls, instance=book)
         return book
 
@@ -487,6 +512,13 @@ class Book(models.Model):
             names = [tag[0] for tag in names]
         return ', '.join(names)
 
+    def publisher(self):
+        publisher = self.extra_info['publisher']
+        if isinstance(publisher, basestring):
+            return publisher
+        elif isinstance(publisher, list):
+            return ', '.join(publisher)
+
     @classmethod
     def tagged_top_level(cls, tags):
         """ Returns top-level books tagged with `tags`.
@@ -572,6 +604,18 @@ class Book(models.Model):
         else:
             return None
 
+    def update_popularity(self):
+        count = self.tags.filter(category='set').values('user').order_by('user').distinct().count()
+        try:
+            pop = self.popularity
+            pop.count = count
+            pop.save()
+        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:
@@ -591,3 +635,8 @@ def add_file_fields():
         ).contribute_to_class(Book, field_name)
 
 add_file_fields()
+
+
+class BookPopularity(models.Model):
+    book = models.OneToOneField(Book, related_name='popularity')
+    count = models.IntegerField(default=0)