option to turn off ssify just for api + some optimizations

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

diff --git a/src/catalogue/models/book.py b/src/catalogue/models/book.py
index f1501d0..3811bba 100644 (file)
--- a/src/catalogue/models/book.py
+++ b/src/catalogue/models/book.py
@@ -251,9 +251,10 @@ 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)