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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 dbbee78..b2289f6 100644 (file)
--- a/src/catalogue/models/book.py
+++ b/src/catalogue/models/book.py
@@ -20,6 +20,7 @@ import jsonfield
 from fnpdjango.storage import BofhFileSystemStorage
 from ssify import flush_ssi_includes
 
+from librarian.cover import WLCover
 from librarian.html import transform_abstrakt
 from newtagging import managers
 from catalogue import constants
@@ -115,7 +116,7 @@ class Book(models.Model):
     html_built = django.dispatch.Signal()
     published = django.dispatch.Signal()
 
-    short_html_url_name = 'catalogue_book_short'
+    SORT_KEY_SEP = '$'
 
     class AlreadyExists(Exception):
         pass
@@ -138,6 +139,15 @@ class Book(models.Model):
     def authors(self):
         return self.tags.filter(category='author')
 
+    def epochs(self):
+        return self.tags.filter(category='epoch')
+
+    def genres(self):
+        return self.tags.filter(category='genre')
+
+    def kinds(self):
+        return self.tags.filter(category='kind')
+
     def tag_unicode(self, category):
         relations = prefetched_relations(self, category)
         if relations:
@@ -151,6 +161,15 @@ class Book(models.Model):
     def author_unicode(self):
         return self.cached_author
 
+    def kind_unicode(self):
+        return self.tag_unicode('kind')
+
+    def epoch_unicode(self):
+        return self.tag_unicode('epoch')
+
+    def genre_unicode(self):
+        return self.tag_unicode('genre')
+
     def translator(self):
         translators = self.extra_info.get('translators')
         if not translators:
@@ -231,11 +250,9 @@ class Book(models.Model):
             return '%d:%02d:%02d' % (hours, minutes, seconds)
 
     def get_audio_length(self):
-        from mutagen.mp3 import MP3
         total = 0
         for media in self.get_mp3() or ():
-            audio = MP3(media.file.path)
-            total += audio.info.length
+            total += app_settings.GET_MP3_LENGTH(media.file.path)
         return int(total)
 
     def has_media(self, type_):
@@ -784,6 +801,12 @@ class Book(models.Model):
         if likes(user, self):
             set_sets(user, self, [])
 
+    def full_sort_key(self):
+        return self.SORT_KEY_SEP.join((self.sort_key_author, self.sort_key, str(self.id)))
+
+    def cover_color(self):
+        return WLCover.epoch_colors.get(self.extra_info.get('epoch'), '#000000')
+
 
 def add_file_fields():
     for format_ in Book.formats: