# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
#
+from collections import OrderedDict
import re
from django.conf import settings
-from django.core.cache import get_cache
+from django.core.cache import caches
from django.db import models
from django.db.models import permalink
import django.dispatch
-from django.utils.datastructures import SortedDict
+from django.contrib.contenttypes.fields import GenericRelation
+from django.core.urlresolvers import reverse
from django.utils.translation import ugettext_lazy as _
import jsonfield
+from fnpdjango.storage import BofhFileSystemStorage
from catalogue import constants
from catalogue.fields import EbookField
from catalogue.models import Tag, Fragment, BookMedia
-from catalogue.utils import create_zip, split_tags, book_upload_path, related_tag_name
+from catalogue.utils import create_zip, split_tags, related_tag_name
from catalogue import app_settings
from catalogue import tasks
from newtagging import managers
+bofh_storage = BofhFileSystemStorage()
-permanent_cache = get_cache('permanent')
+permanent_cache = caches['permanent']
+
+
+def _cover_upload_to(i, n):
+ return 'book/cover/%s.jpg' % i.slug
+
+def _cover_thumb_upload_to(i, n):
+ return 'book/cover_thumb/%s.jpg' % i.slug,
+
+def _ebook_upload_to(upload_path):
+ def _upload_to(i, n):
+ return upload_path % i.slug
+ return _upload_to
class Book(models.Model):
# files generated during publication
cover = EbookField('cover', _('cover'),
- upload_to=book_upload_path('jpg'), null=True, blank=True)
+ null=True, blank=True,
+ upload_to=_cover_upload_to,
+ storage=bofh_storage, max_length=255)
# Cleaner version of cover for thumbs
- cover_thumb = EbookField('cover_thumb', _('cover thumbnail'),
- upload_to=book_upload_path('th.jpg'), null=True, blank=True)
+ cover_thumb = EbookField('cover_thumb', _('cover thumbnail'),
+ null=True, blank=True,
+ upload_to=_cover_thumb_upload_to,
+ max_length=255)
ebook_formats = constants.EBOOK_FORMATS
formats = ebook_formats + ['html', 'xml']
objects = models.Manager()
tagged = managers.ModelTaggedItemManager(Tag)
tags = managers.TagDescriptor(Tag)
+ tag_relations = GenericRelation(Tag.intermediary_table_model)
html_built = django.dispatch.Signal()
published = django.dispatch.Signal()
def name(self):
return self.title
+ def language_code(self):
+ return constants.LANGUAGES_3TO2.get(self.language, self.language)
+
+ def language_name(self):
+ return dict(settings.LANGUAGES).get(self.language_code(), "")
+
def book_tag_slug(self):
return ('l-' + self.slug)[:120]
if self.has_media(type_):
if type_ in Book.formats:
return getattr(self, "%s_file" % type_)
- else:
+ else:
return self.media.filter(type=type_)
else:
return None
def get_ogg(self):
return self.get_media("ogg")
def get_daisy(self):
- return self.get_media("daisy")
+ return self.get_media("daisy")
def reset_short_html(self):
if self.id is None:
for fragm in self.fragments.all().iterator():
fragm.reset_short_html()
- try:
+ try:
author = self.tags.filter(category='author')[0].sort_key
except IndexError:
author = u''
return create_zip(paths, "%s_%s" % (self.slug, format_))
def search_index(self, book_info=None, index=None, index_tags=True, commit=True):
- import search
if index is None:
- index = search.Index()
+ from search.index import Index
+ index = Index()
try:
index.index_book(self, book_info)
if index_tags:
if old_cover:
notify_cover_changed.append(child)
- # delete old fragments when overwriting
- book.fragments.all().delete()
- # Build HTML, fix the tree tags, build cover.
- has_own_text = bool(book.html_file.build())
- tasks.fix_tree_tags.delay(book)
+ # No saves beyond this point.
+
+ # Build cover.
if 'cover' not in dont_build:
book.cover.build_delay()
book.cover_thumb.build_delay()
-
- # No saves behind this point.
- if has_own_text:
+ # Build HTML and ebooks.
+ book.html_file.build_delay()
+ if not children:
for format_ in constants.EBOOK_FORMATS_WITHOUT_CHILDREN:
if format_ not in dont_build:
getattr(book, '%s_file' % format_).build_delay()
for child in self.children.all():
child.parent_cover_changed()
+ def other_versions(self):
+ """Find other versions (i.e. in other languages) of the book."""
+ return type(self).objects.filter(common_slug=self.common_slug).exclude(pk=self.pk)
+
def related_info(self):
"""Keeps info about related objects (tags, media) in cache field."""
if self._related_info is not None:
rel_info = book.related_info()
names = [(related_tag_name(tag), Tag.create_url('author', tag['slug']))
for tag in rel_info['tags'].get('author', ())]
- import logging
- logging.info("%s, %s" % (book.slug, unicode(rel_info['tags'].get('author', ()))))
if 'parents' in rel_info:
books = [(name, Book.create_url(slug))
for name, slug in rel_info['parents']]
"""
# get relevant books and their tags
objects = cls.tagged.with_all(tags)
- parents = objects.filter(html_file='').only('slug')
+ parents = objects.exclude(children=None).only('slug')
# eliminate descendants
l_tags = Tag.objects.filter(category='book',
slug__in=[book.book_tag_slug() for book in parents.iterator()])
'title', 'parent', 'slug')
if filter:
books = books.filter(filter).distinct()
-
+
book_ids = set(b['pk'] for b in books.values("pk").iterator())
for book in books.iterator():
parent = book.parent_id
books_by_parent.setdefault(book.parent_id, []).append(book)
orphans = []
- books_by_author = SortedDict()
+ books_by_author = OrderedDict()
for tag in Tag.objects.filter(category='author').iterator():
books_by_author[tag] = []
- for book in books_by_parent.get(None,()):
+ for book in books_by_parent.get(None, ()):
authors = list(book.tags.filter(category='author'))
if authors:
for author in authors:
audiences = sorted(set([self._audiences_pl.get(a, (99, a)) for a in audiences]))
return [a[1] for a in audiences]
+ def stage_note(self):
+ stage = self.extra_info.get('stage')
+ if stage and stage < '0.4':
+ return (_('This work needs modernisation'),
+ reverse('infopage', args=['wymagajace-uwspolczesnienia']))
+ else:
+ return None, None
+
def choose_fragment(self):
tag = self.book_tag()
fragments = Fragment.tagged.with_any([tag])
else:
return None
-
# add the file fields
for format_ in Book.formats:
field_name = "%s_file" % format_
+ # This weird globals() assignment makes Django migrations comfortable.
+ _upload_to = _ebook_upload_to('book/%s/%%s.%s' % (format_, format_))
+ _upload_to.__name__ = '_%s_upload_to' % format_
+ globals()[_upload_to.__name__] = _upload_to
+
EbookField(format_, _("%s file" % format_.upper()),
- upload_to=book_upload_path(format_),
- blank=True, default='').contribute_to_class(Book, field_name)
+ upload_to=_upload_to,
+ storage=bofh_storage,
+ max_length=255,
+ blank=True,
+ default=''
+ ).contribute_to_class(Book, field_name)