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

diff --git a/src/catalogue/models/book.py b/src/catalogue/models/book.py
index f1501d0..5ac999e 100644 (file)
--- a/src/catalogue/models/book.py
+++ b/src/catalogue/models/book.py
@@ -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.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
 from catalogue import app_settings
 from catalogue import tasks
 from wolnelektury.utils import makedirs


@@ -92,7 +93,7 @@ class Book(models.Model):
         pass
 
     class Meta:
         pass
 
     class Meta:

-        ordering = ('sort_key',)
+        ordering = ('sort_key_author', 'sort_key')

         verbose_name = _('book')
         verbose_name_plural = _('books')
         app_label = 'catalogue'
         verbose_name = _('book')
         verbose_name_plural = _('books')
         app_label = 'catalogue'


@@ -109,8 +110,15 @@ class Book(models.Model):
     def authors(self):
         return self.tags.filter(category='author')
 
     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):
     def author_unicode(self):

-        return ", ".join(self.authors().values_list('name', flat=True))
+        return self.tag_unicode('author')

 
     def save(self, force_insert=False, force_update=False, **kwargs):
         from sortify import sortify
 
     def save(self, force_insert=False, force_update=False, **kwargs):
         from sortify import sortify


@@ -153,6 +161,9 @@ class Book(models.Model):
     def language_name(self):
         return dict(settings.LANGUAGES).get(self.language_code(), "")
 
     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_))
     def has_media(self, type_):
         if type_ in Book.formats:
             return bool(getattr(self, "%s_file" % type_))


@@ -251,9 +262,10 @@ 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
     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)
         ilustr_elements = list(self.wldocument().edoc.findall('//ilustr'))
         if ilustr_elements:
             makedirs(gallery_path)


@@ -572,6 +584,15 @@ class Book(models.Model):
         else:
             return None
 
         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 add_file_fields():
     for format_ in Book.formats:
 
 def add_file_fields():
     for format_ in Book.formats:


@@ -591,3 +612,8 @@ def add_file_fields():
         ).contribute_to_class(Book, field_name)
 
 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)