-# -*- coding: utf-8 -*-
# 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
+from datetime import date, timedelta
from random import randint
+import os.path
import re
+from urllib.request import urlretrieve
from django.conf import settings
from django.db import connection, models, transaction
-from django.db.models import permalink
import django.dispatch
from django.contrib.contenttypes.fields import GenericRelation
-from django.core.urlresolvers import reverse
-from django.utils.translation import ugettext_lazy as _
+from django.urls import reverse
+from django.utils.translation import ugettext_lazy as _, get_language
+from django.utils.deconstruct import deconstructible
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
from catalogue.fields import EbookField
from catalogue.models import Tag, Fragment, BookMedia
-from catalogue.utils import create_zip
+from catalogue.utils import create_zip, gallery_url, gallery_path, split_tags, get_random_hash
+from catalogue.models.tag import prefetched_relations
from catalogue import app_settings
from catalogue import tasks
+from wolnelektury.utils import makedirs, cached_render, clear_cached_renders
bofh_storage = BofhFileSystemStorage()
-def _cover_upload_to(i, n):
- return 'book/cover/%s.jpg' % i.slug
+@deconstructible
+class UploadToPath(object):
+ def __init__(self, path):
+ self.path = path
+
+ def __call__(self, instance, filename):
+ return self.path % instance.slug
+
+
+_cover_upload_to = UploadToPath('book/cover/%s.jpg')
+_cover_thumb_upload_to = UploadToPath('book/cover_thumb/%s.jpg')
+_cover_api_thumb_upload_to = UploadToPath('book/cover_api_thumb/%s.jpg')
+_simple_cover_upload_to = UploadToPath('book/cover_simple/%s.jpg')
-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
+ return UploadToPath(upload_path)
class Book(models.Model):
"""Represents a book imported from WL-XML."""
- title = models.CharField(_('title'), max_length=32767)
+ title = models.CharField(_('title'), max_length=32767)
sort_key = models.CharField(_('sort key'), max_length=120, db_index=True, editable=False)
- sort_key_author = models.CharField(_('sort key by author'), max_length=120, db_index=True, editable=False, default=u'')
- slug = models.SlugField(_('slug'), max_length=120, db_index=True,
- unique=True)
+ sort_key_author = models.CharField(
+ _('sort key by author'), max_length=120, db_index=True, editable=False, default=u'')
+ slug = models.SlugField(_('slug'), max_length=120, db_index=True, unique=True)
common_slug = models.SlugField(_('slug'), max_length=120, db_index=True)
- language = models.CharField(_('language code'), max_length=3, db_index=True,
- default=app_settings.DEFAULT_LANGUAGE)
- description = models.TextField(_('description'), blank=True)
- created_at = models.DateTimeField(_('creation date'), auto_now_add=True, db_index=True)
- changed_at = models.DateTimeField(_('creation date'), auto_now=True, db_index=True)
+ language = models.CharField(_('language code'), max_length=3, db_index=True, default=app_settings.DEFAULT_LANGUAGE)
+ description = models.TextField(_('description'), blank=True)
+ abstract = models.TextField(_('abstract'), blank=True)
+ created_at = models.DateTimeField(_('creation date'), auto_now_add=True, db_index=True)
+ changed_at = models.DateTimeField(_('change date'), auto_now=True, db_index=True)
parent_number = models.IntegerField(_('parent number'), default=0)
- extra_info = jsonfield.JSONField(_('extra information'), default={})
- gazeta_link = models.CharField(blank=True, max_length=240)
- wiki_link = models.CharField(blank=True, max_length=240)
- # files generated during publication
+ extra_info = jsonfield.JSONField(_('extra information'), default={})
+ gazeta_link = models.CharField(blank=True, max_length=240)
+ wiki_link = models.CharField(blank=True, max_length=240)
+ print_on_demand = models.BooleanField(_('print on demand'), default=False)
+ recommended = models.BooleanField(_('recommended'), default=False)
+ audio_length = models.CharField(_('audio length'), blank=True, max_length=8)
+ preview = models.BooleanField(_('preview'), default=False)
+ preview_until = models.DateField(_('preview until'), blank=True, null=True)
+ preview_key = models.CharField(max_length=32, blank=True, null=True)
- cover = EbookField('cover', _('cover'),
- null=True, blank=True,
- upload_to=_cover_upload_to,
- storage=bofh_storage, max_length=255)
+ # files generated during publication
+ cover = EbookField(
+ 'cover', _('cover'),
+ 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'),
- null=True, blank=True,
- upload_to=_cover_thumb_upload_to,
- max_length=255)
+ cover_thumb = EbookField(
+ 'cover_thumb', _('cover thumbnail'),
+ null=True, blank=True,
+ upload_to=_cover_thumb_upload_to,
+ max_length=255)
+ cover_api_thumb = EbookField(
+ 'cover_api_thumb', _('cover thumbnail for mobile app'),
+ null=True, blank=True,
+ upload_to=_cover_api_thumb_upload_to,
+ max_length=255)
+ simple_cover = EbookField(
+ 'simple_cover', _('cover for mobile app'),
+ null=True, blank=True,
+ upload_to=_simple_cover_upload_to,
+ max_length=255)
ebook_formats = constants.EBOOK_FORMATS
formats = ebook_formats + ['html', 'xml']
- parent = models.ForeignKey('self', blank=True, null=True,
- related_name='children')
- ancestor = models.ManyToManyField('self', blank=True,
- editable=False, related_name='descendant', symmetrical=False)
+ parent = models.ForeignKey('self', models.CASCADE, blank=True, null=True, related_name='children')
+ ancestor = models.ManyToManyField('self', blank=True, editable=False, related_name='descendant', symmetrical=False)
+
+ cached_author = models.CharField(blank=True, max_length=240, db_index=True)
+ has_audience = models.BooleanField(default=False)
- objects = models.Manager()
- tagged = managers.ModelTaggedItemManager(Tag)
- tags = managers.TagDescriptor(Tag)
+ 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()
- short_html_url_name = 'catalogue_book_short'
+ SORT_KEY_SEP = '$'
class AlreadyExists(Exception):
pass
class Meta:
- ordering = ('sort_key',)
+ ordering = ('sort_key_author', 'sort_key')
verbose_name = _('book')
verbose_name_plural = _('books')
app_label = 'catalogue'
- def __unicode__(self):
+ def __str__(self):
return self.title
+ def get_initial(self):
+ try:
+ return re.search(r'\w', self.title, re.U).group(0)
+ except AttributeError:
+ return ''
+
+ 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:
+ return ', '.join(rel.tag.name for rel in relations)
+ else:
+ return ', '.join(self.tags.filter(category=category).values_list('name', flat=True))
+
+ def tags_by_category(self):
+ return split_tags(self.tags.exclude(category__in=('set', 'theme')))
+
+ 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:
+ return None
+ if len(translators) > 3:
+ translators = translators[:2]
+ others = ' i inni'
+ else:
+ others = ''
+ return ', '.join(u'\xa0'.join(reversed(translator.split(', ', 1))) for translator in translators) + others
+
+ def cover_source(self):
+ return self.extra_info.get('cover_source', self.parent.cover_source() if self.parent else '')
+
def save(self, force_insert=False, force_update=False, **kwargs):
from sortify import sortify
self.sort_key = sortify(self.title)[:120]
- self.title = unicode(self.title) # ???
+ self.title = str(self.title) # ???
try:
- author = self.tags.filter(category='author')[0].sort_key
- except IndexError:
+ author = self.authors().first().sort_key
+ except AttributeError:
author = u''
self.sort_key_author = author
+ self.cached_author = self.tag_unicode('author')
+ self.has_audience = 'audience' in self.extra_info
+
+ if self.preview and not self.preview_key:
+ self.preview_key = get_random_hash(self.slug)[:32]
+
ret = super(Book, self).save(force_insert, force_update, **kwargs)
return ret
- @permalink
def get_absolute_url(self):
- return ('catalogue.views.book_detail', [self.slug])
+ return reverse('book_detail', args=[self.slug])
- @staticmethod
- @permalink
- def create_url(slug):
- return ('catalogue.views.book_detail', [slug])
+ def gallery_path(self):
+ return gallery_path(self.slug)
+
+ def gallery_url(self):
+ return gallery_url(self.slug)
@property
def name(self):
def language_name(self):
return dict(settings.LANGUAGES).get(self.language_code(), "")
+ def is_foreign(self):
+ return self.language_code() != settings.LANGUAGE_CODE
+
+ def set_audio_length(self):
+ length = self.get_audio_length()
+ if length > 0:
+ self.audio_length = self.format_audio_length(length)
+ self.save()
+
+ @staticmethod
+ def format_audio_length(seconds):
+ if seconds < 60*60:
+ minutes = seconds // 60
+ seconds = seconds % 60
+ return '%d:%02d' % (minutes, seconds)
+ else:
+ hours = seconds // 3600
+ minutes = seconds % 3600 // 60
+ seconds = seconds % 60
+ return '%d:%02d:%02d' % (hours, minutes, seconds)
+
+ def get_audio_length(self):
+ total = 0
+ for media in self.get_mp3() or ():
+ total += app_settings.GET_MP3_LENGTH(media.file.path)
+ return int(total)
+
def has_media(self, type_):
if type_ in Book.formats:
return bool(getattr(self, "%s_file" % type_))
else:
return self.media.filter(type=type_).exists()
+ def has_audio(self):
+ return self.has_media('mp3')
+
def get_media(self, type_):
if self.has_media(type_):
if type_ in Book.formats:
def get_mp3(self):
return self.get_media("mp3")
+
def get_odt(self):
return self.get_media("odt")
+
def get_ogg(self):
return self.get_media("ogg")
+
def get_daisy(self):
return self.get_media("daisy")
+ def media_url(self, format_):
+ media = self.get_media(format_)
+ if media:
+ if self.preview:
+ return reverse('embargo_link', kwargs={'key': self.preview_key, 'slug': self.slug, 'format_': format_})
+ else:
+ return media.url
+ else:
+ return None
+
+ def html_url(self):
+ return self.media_url('html')
+
+ def pdf_url(self):
+ return self.media_url('pdf')
+
+ def epub_url(self):
+ return self.media_url('epub')
+
+ def mobi_url(self):
+ return self.media_url('mobi')
+
+ def txt_url(self):
+ return self.media_url('txt')
+
+ def fb2_url(self):
+ return self.media_url('fb2')
+
+ def xml_url(self):
+ return self.media_url('xml')
+
def has_description(self):
return len(self.description) > 0
has_description.short_description = _('description')
has_description.boolean = True
- # ugly ugly ugly
def has_mp3_file(self):
- return bool(self.has_media("mp3"))
+ return self.has_media("mp3")
has_mp3_file.short_description = 'MP3'
has_mp3_file.boolean = True
def has_ogg_file(self):
- return bool(self.has_media("ogg"))
+ return self.has_media("ogg")
has_ogg_file.short_description = 'OGG'
has_ogg_file.boolean = True
def has_daisy_file(self):
- return bool(self.has_media("daisy"))
+ return self.has_media("daisy")
has_daisy_file.short_description = 'DAISY'
has_daisy_file.boolean = True
+ def get_audiobooks(self):
+ ogg_files = {}
+ for m in self.media.filter(type='ogg').order_by().iterator():
+ ogg_files[m.name] = m
+
+ audiobooks = []
+ projects = set()
+ for mp3 in self.media.filter(type='mp3').iterator():
+ # ogg files are always from the same project
+ meta = mp3.extra_info
+ project = meta.get('project')
+ if not project:
+ # temporary fallback
+ project = u'CzytamySłuchając'
+
+ projects.add((project, meta.get('funded_by', '')))
+
+ media = {'mp3': mp3}
+
+ ogg = ogg_files.get(mp3.name)
+ if ogg:
+ media['ogg'] = ogg
+ audiobooks.append(media)
+
+ projects = sorted(projects)
+ return audiobooks, projects
+
def wldocument(self, parse_dublincore=True, inherit=True):
from catalogue.import_utils import ORMDocProvider
from librarian.parser import WLDocument
else:
meta_fallbacks = None
- return WLDocument.from_file(self.xml_file.path,
- provider=ORMDocProvider(self),
- parse_dublincore=parse_dublincore,
- meta_fallbacks=meta_fallbacks)
+ return WLDocument.from_file(
+ self.xml_file.path,
+ provider=ORMDocProvider(self),
+ parse_dublincore=parse_dublincore,
+ meta_fallbacks=meta_fallbacks)
@staticmethod
def zip_format(format_):
format_)
field_name = "%s_file" % format_
- books = Book.objects.filter(parent=None).exclude(**{field_name: ""})
- paths = [(pretty_file_name(b), getattr(b, field_name).path)
- for b in books.iterator()]
+ books = Book.objects.filter(parent=None).exclude(**{field_name: ""}).exclude(preview=True)
+ paths = [(pretty_file_name(b), getattr(b, field_name).path) for b in books.iterator()]
return create_zip(paths, app_settings.FORMAT_ZIPS[format_])
def zip_audiobooks(self, format_):
index.index_tags()
if commit:
index.index.commit()
- except Exception, e:
+ except Exception as e:
index.index.rollback()
raise e
+ # will make problems in conjunction with paid previews
+ def download_pictures(self, remote_gallery_url):
+ gallery_path = self.gallery_path()
+ # delete previous files, so we don't include old files in ebooks
+ 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)
+ for ilustr in ilustr_elements:
+ ilustr_src = ilustr.get('src')
+ ilustr_path = os.path.join(gallery_path, ilustr_src)
+ urlretrieve('%s/%s' % (remote_gallery_url, ilustr_src), ilustr_path)
+
+ def load_abstract(self):
+ abstract = self.wldocument(parse_dublincore=False).edoc.getroot().find('.//abstrakt')
+ if abstract is not None:
+ self.abstract = transform_abstrakt(abstract)
+ else:
+ self.abstract = ''
@classmethod
def from_xml_file(cls, xml_file, **kwargs):
xml_file.close()
@classmethod
- def from_text_and_meta(cls, raw_file, book_info, overwrite=False,
- dont_build=None, search_index=True,
- search_index_tags=True):
+ def from_text_and_meta(cls, raw_file, book_info, overwrite=False, dont_build=None, search_index=True,
+ search_index_tags=True, remote_gallery_url=None, days=0):
if dont_build is None:
dont_build = set()
dont_build = set.union(set(dont_build), set(app_settings.DONT_BUILD))
try:
children.append(Book.objects.get(slug=part_url.slug))
except Book.DoesNotExist:
- raise Book.DoesNotExist(_('Book "%s" does not exist.') %
- part_url.slug)
+ raise Book.DoesNotExist(_('Book "%s" does not exist.') % part_url.slug)
# Read book metadata
book_slug = book_info.url.slug
if created:
book_shelves = []
old_cover = None
+ book.preview = bool(days)
+ if book.preview:
+ book.preview_until = date.today() + timedelta(days)
else:
if not overwrite:
- raise Book.AlreadyExists(_('Book %s already exists') % (
- book_slug))
+ raise Book.AlreadyExists(_('Book %s already exists') % book_slug)
# Save shelves for this book
book_shelves = list(book.tags.filter(category='set'))
old_cover = book.cover_info()
# Save XML file
book.xml_file.save('%s.xml' % book.slug, raw_file, save=False)
+ if book.preview:
+ book.xml_file.set_readable(False)
book.language = book_info.language
book.title = book_info.title
else:
book.common_slug = book.slug
book.extra_info = book_info.to_dict()
+ book.load_abstract()
book.save()
meta_tags = Tag.tags_from_info(book_info)
+ for tag in meta_tags:
+ if not tag.for_books:
+ tag.for_books = True
+ tag.save()
+
book.tags = set(meta_tags + book_shelves)
cover_changed = old_cover != book.cover_info()
notify_cover_changed.append(child)
cls.repopulate_ancestors()
+ tasks.update_counters.delay()
+
+ if remote_gallery_url:
+ book.download_pictures(remote_gallery_url)
# No saves beyond this point.
if 'cover' not in dont_build:
book.cover.build_delay()
book.cover_thumb.build_delay()
+ book.cover_api_thumb.build_delay()
+ book.simple_cover.build_delay()
# Build HTML and ebooks.
book.html_file.build_delay()
for child in notify_cover_changed:
child.parent_cover_changed()
+ book.save() # update sort_key_author
+ book.update_popularity()
cls.published.send(sender=cls, instance=book)
return book
@classmethod
+ @transaction.atomic
def repopulate_ancestors(cls):
"""Fixes the ancestry cache."""
# TODO: table names
- with transaction.atomic():
- cursor = connection.cursor()
- if connection.vendor == 'postgres':
- cursor.execute("TRUNCATE catalogue_book_ancestor")
- cursor.execute("""
- WITH RECURSIVE ancestry AS (
- SELECT book.id, book.parent_id
- FROM catalogue_book AS book
- WHERE book.parent_id IS NOT NULL
- UNION
- SELECT ancestor.id, book.parent_id
- FROM ancestry AS ancestor, catalogue_book AS book
- WHERE ancestor.parent_id = book.id
- AND book.parent_id IS NOT NULL
- )
- INSERT INTO catalogue_book_ancestor
- (from_book_id, to_book_id)
- SELECT id, parent_id
- FROM ancestry
- ORDER BY id;
- """)
- else:
- cursor.execute("DELETE FROM catalogue_book_ancestor")
- for b in cls.objects.exclude(parent=None):
- parent = b.parent
- while parent is not None:
- b.ancestor.add(parent)
- parent = parent.parent
-
- def flush_includes(self, languages=True):
- if not languages:
- return
- if languages is True:
- languages = [lc for (lc, _ln) in settings.LANGUAGES]
- flush_ssi_includes([
- template % (self.pk, lang)
- for template in [
- '/katalog/b/%d/mini.%s.html',
- '/katalog/b/%d/mini_nolink.%s.html',
- '/katalog/b/%d/short.%s.html',
- '/katalog/b/%d/wide.%s.html',
- '/api/include/book/%d.%s.json',
- '/api/include/book/%d.%s.xml',
- ]
- for lang in languages
- ])
+ cursor = connection.cursor()
+ if connection.vendor == 'postgres':
+ cursor.execute("TRUNCATE catalogue_book_ancestor")
+ cursor.execute("""
+ WITH RECURSIVE ancestry AS (
+ SELECT book.id, book.parent_id
+ FROM catalogue_book AS book
+ WHERE book.parent_id IS NOT NULL
+ UNION
+ SELECT ancestor.id, book.parent_id
+ FROM ancestry AS ancestor, catalogue_book AS book
+ WHERE ancestor.parent_id = book.id
+ AND book.parent_id IS NOT NULL
+ )
+ INSERT INTO catalogue_book_ancestor
+ (from_book_id, to_book_id)
+ SELECT id, parent_id
+ FROM ancestry
+ ORDER BY id;
+ """)
+ else:
+ cursor.execute("DELETE FROM catalogue_book_ancestor")
+ for b in cls.objects.exclude(parent=None):
+ parent = b.parent
+ while parent is not None:
+ b.ancestor.add(parent)
+ parent = parent.parent
+
+ def clear_cache(self):
+ clear_cached_renders(self.mini_box)
+ clear_cached_renders(self.mini_box_nolink)
def cover_info(self, inherit=True):
"""Returns a dictionary to serve as fallback for BookInfo.
if 'cover' not in app_settings.DONT_BUILD:
self.cover.build_delay()
self.cover_thumb.build_delay()
+ self.cover_api_thumb.build_delay()
+ self.simple_cover.build_delay()
for format_ in constants.EBOOK_FORMATS_WITH_COVERS:
if format_ not in app_settings.DONT_BUILD:
getattr(self, '%s_file' % format_).build_delay()
return books
def pretty_title(self, html_links=False):
- names = [(tag.name, tag.get_absolute_url())
- for tag in self.tags.filter(category='author')]
+ names = [(tag.name, tag.get_absolute_url()) for tag in self.authors().only('name', 'category', 'slug')]
books = self.parents() + [self]
names.extend([(b.title, b.get_absolute_url()) for b in books])
names = [tag[0] for tag in names]
return ', '.join(names)
+ def publisher(self):
+ publisher = self.extra_info['publisher']
+ if isinstance(publisher, str):
+ return publisher
+ elif isinstance(publisher, list):
+ return ', '.join(publisher)
+
@classmethod
def tagged_top_level(cls, tags):
""" Returns top-level books tagged with `tags`.
return objects.exclude(ancestor__in=objects)
@classmethod
- def book_list(cls, filter=None):
+ def book_list(cls, book_filter=None):
"""Generates a hierarchical listing of all books.
Books are optionally filtered with a test function.
"""
books_by_parent = {}
- books = cls.objects.all().order_by('parent_number', 'sort_key').only(
- 'title', 'parent', 'slug')
- if filter:
- books = books.filter(filter).distinct()
+ books = cls.objects.order_by('parent_number', 'sort_key').only('title', 'parent', 'slug', 'extra_info')
+ if book_filter:
+ books = books.filter(book_filter).distinct()
book_ids = set(b['pk'] for b in books.values("pk").iterator())
for book in books.iterator():
books_by_author[tag] = []
for book in books_by_parent.get(None, ()):
- authors = list(book.tags.filter(category='author'))
+ authors = list(book.authors().only('pk'))
if authors:
for author in authors:
books_by_author[author].append(book)
"SP": (1, u"szkoła podstawowa"),
"SP1": (1, u"szkoła podstawowa"),
"SP2": (1, u"szkoła podstawowa"),
+ "SP3": (1, u"szkoła podstawowa"),
"P": (1, u"szkoła podstawowa"),
"G": (2, u"gimnazjum"),
"L": (3, u"liceum"),
"LP": (3, u"liceum"),
}
+
def audiences_pl(self):
audiences = self.extra_info.get('audiences', [])
audiences = sorted(set([self._audiences_pl.get(a, (99, a)) for a in audiences]))
else:
return None
+ def fragment_data(self):
+ fragment = self.choose_fragment()
+ if fragment:
+ return {
+ 'title': fragment.book.pretty_title(),
+ 'html': re.sub('</?blockquote[^>]*>', '', fragment.get_short_text()),
+ }
+ 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 ridero_link(self):
+ return 'https://ridero.eu/%s/books/wl_%s/' % (get_language(), self.slug.replace('-', '_'))
+
+ def like(self, user):
+ from social.utils import likes, get_set, set_sets
+ if not likes(user, self):
+ tag = get_set(user, '')
+ set_sets(user, self, [tag])
+
+ def unlike(self, user):
+ from social.utils import likes, set_sets
+ 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')
+
+ @cached_render('catalogue/book_mini_box.html')
+ def mini_box(self):
+ return {
+ 'book': self
+ }
+
+ @cached_render('catalogue/book_mini_box.html')
+ def mini_box_nolink(self):
+ return {
+ 'book': self,
+ 'no_link': True,
+ }
+
+def add_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=_upload_to,
+ storage=bofh_storage,
+ max_length=255,
+ blank=True,
+ default=''
+ ).contribute_to_class(Book, field_name)
+
+
+add_file_fields()
+
-# 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=_upload_to,
- storage=bofh_storage,
- max_length=255,
- blank=True,
- default=''
- ).contribute_to_class(Book, field_name)
+class BookPopularity(models.Model):
+ book = models.OneToOneField(Book, models.CASCADE, related_name='popularity')
+ count = models.IntegerField(default=0, db_index=True)
fnp / wolnelektury.git / blobdiff