# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
from django.db import models
-
-from librarian import html
+from celery.task import task
from sortify import sortify
from catalogue.models import Book
class Note(models.Model):
+ """Represents a single annotation from a book."""
book = models.ForeignKey(Book)
anchor = models.CharField(max_length=64)
html = models.TextField()
ordering = ['sort_key']
-def notes_from_book(sender, **kwargs):
- Note.objects.filter(book=sender).delete()
- if sender.has_html_file:
- for anchor, text_str, html_str in html.extract_annotations(sender.html_file.path):
- Note.objects.create(book=sender, anchor=anchor,
- html=html_str, sort_key=sortify(text_str)[:128])
+@task(ignore_result=True)
+def build_notes(book):
+ Note.objects.filter(book=book).delete()
+ if book.html_file:
+ from librarian import html
+ for anchor, text_str, html_str in html.extract_annotations(book.html_file.path):
+ Note.objects.create(book=book, anchor=anchor,
+ html=html_str,
+ sort_key=sortify(text_str).strip()[:128])
+def notes_from_book(sender, instance, **kwargs):
+ build_notes.delay(instance)
Book.html_built.connect(notes_from_book)