import os.path
import re
from urllib.request import urlretrieve
+from django.apps import apps
from django.conf import settings
from django.db import connection, models, transaction
import django.dispatch
from django.contrib.contenttypes.fields import GenericRelation
from django.template.loader import render_to_string
from django.urls import reverse
-from django.utils.translation import ugettext_lazy as _, get_language
-from django.utils.deconstruct import deconstructible
+from django.utils.translation import gettext_lazy as _, get_language
from fnpdjango.storage import BofhFileSystemStorage
-
+from lxml import html
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 import fields
from catalogue.models import Tag, Fragment, BookMedia
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()
-@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')
-_cover_ebookpoint_upload_to = UploadToPath('book/cover_ebookpoint/%s.jpg')
-
-
-def _ebook_upload_to(upload_path):
- return UploadToPath(upload_path)
-
-
class Book(models.Model):
"""Represents a book imported from WL-XML."""
title = models.CharField(_('title'), max_length=32767)
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)
+ toc = models.TextField(_('toc'), 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)
findable = models.BooleanField(_('findable'), default=True, db_index=True)
# files generated during publication
- cover = EbookField(
- 'cover', _('cover'),
- null=True, blank=True,
- upload_to=_cover_upload_to,
- storage=bofh_storage, max_length=255)
- cover_etag = models.CharField(max_length=255, editable=False, default='', db_index=True)
+ xml_file = fields.XmlField(storage=bofh_storage, with_etag=False)
+ html_file = fields.HtmlField(storage=bofh_storage)
+ fb2_file = fields.Fb2Field(storage=bofh_storage)
+ txt_file = fields.TxtField(storage=bofh_storage)
+ epub_file = fields.EpubField(storage=bofh_storage)
+ mobi_file = fields.MobiField(storage=bofh_storage)
+ pdf_file = fields.PdfField(storage=bofh_storage)
+
+ cover = fields.CoverField(_('cover'), storage=bofh_storage)
# 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_etag = models.CharField(max_length=255, editable=False, default='', db_index=True)
- 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)
- cover_api_thumb_etag = models.CharField(max_length=255, editable=False, default='', db_index=True)
- simple_cover = EbookField(
- 'simple_cover', _('cover for mobile app'),
- null=True, blank=True,
- upload_to=_simple_cover_upload_to,
- max_length=255)
- simple_cover_etag = models.CharField(max_length=255, editable=False, default='', db_index=True)
- cover_ebookpoint = EbookField(
- 'cover_ebookpoint', _('cover for Ebookpoint'),
- null=True, blank=True,
- upload_to=_cover_ebookpoint_upload_to,
- max_length=255)
- cover_ebookpoint_etag = models.CharField(max_length=255, editable=False, default='', db_index=True)
+ cover_clean = fields.CoverCleanField(_('clean cover'))
+ cover_thumb = fields.CoverThumbField(_('cover thumbnail'))
+ cover_api_thumb = fields.CoverApiThumbField(
+ _('cover thumbnail for mobile app'))
+ simple_cover = fields.SimpleCoverField(_('cover for mobile app'))
+ cover_ebookpoint = fields.CoverEbookpointField(
+ _('cover for Ebookpoint'))
+
ebook_formats = constants.EBOOK_FORMATS
formats = ebook_formats + ['html', 'xml']
SORT_KEY_SEP = '$'
+ is_book = True
+
class AlreadyExists(Exception):
pass
def isbn_mobi(self):
return self.get_extra_info_json().get('isbn_mobi')
+ def is_accessible_to(self, user):
+ if not self.preview:
+ return True
+ if not user.is_authenticated:
+ return False
+ Membership = apps.get_model('club', 'Membership')
+ if Membership.is_active_for(user):
+ return True
+ Funding = apps.get_model('funding', 'Funding')
+ if Funding.objects.filter(user=user, offer__book=self):
+ return True
+ return False
def save(self, force_insert=False, force_update=False, **kwargs):
from sortify import sortify
sibling = self.parent.children.filter(parent_number__lt=self.parent_number).order_by('-parent_number').first()
if sibling is not None:
return sibling.get_last_text()
+
+ if self.parent.html_file:
+ return self.parent
+
return self.parent.get_prev_text()
- def get_next_text(self):
+ def get_next_text(self, inside=True):
+ if inside:
+ child = self.children.order_by('parent_number').first()
+ if child is not None:
+ return child.get_first_text()
+
if not self.parent:
return None
sibling = self.parent.children.filter(parent_number__gt=self.parent_number).order_by('parent_number').first()
if sibling is not None:
return sibling.get_first_text()
- return self.parent.get_next_text()
+ return self.parent.get_next_text(inside=False)
+
+ def get_child_audiobook(self):
+ BookMedia = apps.get_model('catalogue', 'BookMedia')
+ if not BookMedia.objects.filter(book__ancestor=self).exists():
+ return None
+ for child in self.children.order_by('parent_number').all():
+ if child.has_mp3_file():
+ return child
+ child_sub = child.get_child_audiobook()
+ if child_sub is not None:
+ return child_sub
def get_siblings(self):
if not self.parent:
return []
return self.parent.children.all().order_by('parent_number')
+ def get_children(self):
+ return self.children.all().order_by('parent_number')
+
@property
def name(self):
return self.title
def get_daisy(self):
return self.get_media("daisy")
+ def get_audio_epub(self):
+ return self.get_media("audio.epub")
+
def media_url(self, format_):
media = self.get_media(format_)
if media:
has_daisy_file.short_description = 'DAISY'
has_daisy_file.boolean = True
+ def has_sync_file(self):
+ return self.has_media("sync")
+
+ def get_sync(self):
+ with self.get_media('sync').first().file.open('r') as f:
+ sync = f.read().split('\n')
+ offset = float(sync[0])
+ items = []
+ for line in sync[1:]:
+ if not line:
+ continue
+ start, end, elid = line.split()
+ items.append([elid, float(start) + offset])
+ return json.dumps(items)
+
+ def has_audio_epub_file(self):
+ return self.has_media("audio.epub")
+
@property
def media_daisy(self):
return self.get_media('daisy')
-
+
+ @property
+ def media_audio_epub(self):
+ return self.get_media('audio.epub')
+
def get_audiobooks(self):
ogg_files = {}
for m in self.media.filter(type='ogg').order_by().iterator():
audiobooks = []
projects = set()
+ total_duration = 0
for mp3 in self.media.filter(type='mp3').iterator():
# ogg files are always from the same project
meta = mp3.get_extra_info_json()
project = 'CzytamySłuchając'
projects.add((project, meta.get('funded_by', '')))
+ total_duration += mp3.duration or 0
media = {'mp3': mp3}
audiobooks.append(media)
projects = sorted(projects)
- return audiobooks, projects
+ total_duration = '%d:%02d' % (
+ total_duration // 60,
+ total_duration % 60
+ )
+ return audiobooks, projects, total_duration
def wldocument(self, parse_dublincore=True, inherit=True):
from catalogue.import_utils import ORMDocProvider
format_)
field_name = "%s_file" % format_
+ field = getattr(Book, field_name)
books = Book.objects.filter(parent=None).exclude(**{field_name: ""}).exclude(preview=True).exclude(findable=False)
paths = [(pretty_file_name(b), getattr(b, field_name).path) for b in books.iterator()]
- return create_zip(paths, app_settings.FORMAT_ZIPS[format_])
+ return create_zip(paths, field.ZIP)
def zip_audiobooks(self, format_):
bm = BookMedia.objects.filter(book=self, type=format_)
licenses.add(license)
readme = render_to_string('catalogue/audiobook_zip_readme.txt', {
'licenses': licenses,
+ 'meta': self.wldocument2().meta,
})
return create_zip(paths, "%s_%s" % (self.slug, format_), {'informacje.txt': readme})
# will make problems in conjunction with paid previews
def download_pictures(self, remote_gallery_url):
+ # This is only needed for legacy relative image paths.
gallery_path = self.gallery_path()
# delete previous files, so we don't include old files in ebooks
if os.path.isdir(gallery_path):
makedirs(gallery_path)
for ilustr in ilustr_elements:
ilustr_src = ilustr.get('src')
+ if '/' in ilustr_src:
+ continue
ilustr_path = os.path.join(gallery_path, ilustr_src)
urlretrieve('%s/%s' % (remote_gallery_url, ilustr_src), ilustr_path)
else:
self.abstract = ''
+ def load_toc(self):
+ self.toc = ''
+ if self.html_file:
+ parser = html.HTMLParser(encoding='utf-8')
+ tree = html.parse(self.html_file.path, parser=parser)
+ toc = tree.find('//div[@id="toc"]/ol')
+ if toc is None or not len(toc):
+ return
+ html_link = reverse('book_text', args=[self.slug])
+ for a in toc.findall('.//a'):
+ a.attrib['href'] = html_link + a.attrib['href']
+ self.toc = html.tostring(toc, encoding='unicode')
+ # div#toc
+
@classmethod
def from_xml_file(cls, xml_file, **kwargs):
from django.core.files import File
@classmethod
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, findable=True):
+ from catalogue import tasks
+
if dont_build is None:
dont_build = set()
dont_build = set.union(set(dont_build), set(app_settings.DONT_BUILD))
book.common_slug = book.slug
book.extra_info = json.dumps(book_info.to_dict())
book.load_abstract()
+ book.load_toc()
book.save()
meta_tags = Tag.tags_from_info(book_info)
# Build cover.
if 'cover' not in dont_build:
book.cover.build_delay()
+ book.cover_clean.build_delay()
book.cover_thumb.build_delay()
book.cover_api_thumb.build_delay()
book.simple_cover.build_delay()
for master in root.iter():
if master.tag in master_tags:
return master
-
+
def update_references(self):
from references.models import Entity, Reference
master = self.get_master()
+ if master is None:
+ master = []
found = set()
for i, sec in enumerate(master):
for ref in sec.findall('.//ref'):
entity.populate()
entity.save()
Reference.objects.filter(book=self).exclude(entity__uri__in=found).delete()
-
+
@property
def references(self):
return self.reference_set.all().select_related('entity')
b.ancestor.add(parent)
parent = parent.parent
+ @property
+ def ancestors(self):
+ if self.parent:
+ for anc in self.parent.ancestors:
+ yield anc
+ yield self.parent
+ else:
+ return []
+
def clear_cache(self):
clear_cached_renders(self.mini_box)
clear_cached_renders(self.mini_box_nolink)
def related_themes(self):
return Tag.objects.usage_for_queryset(
Fragment.objects.filter(models.Q(book=self) | models.Q(book__ancestor=self)),
- counts=True).filter(category='theme')
+ counts=True).filter(category='theme').order_by('-count')
def parent_cover_changed(self):
"""Called when parent book's cover image is changed."""
if not self.cover_info(inherit=False):
if 'cover' not in app_settings.DONT_BUILD:
self.cover.build_delay()
+ self.cover_clean.build_delay()
self.cover_thumb.build_delay()
self.cover_api_thumb.build_delay()
self.simple_cover.build_delay()
+ self.cover_ebookpoint.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()
else:
return None, None
- def choose_fragment(self):
+ def choose_fragments(self, number):
fragments = self.fragments.order_by()
fragments_count = fragments.count()
if not fragments_count and self.children.exists():
fragments = Fragment.objects.filter(book__ancestor=self).order_by()
fragments_count = fragments.count()
if fragments_count:
- return fragments[randint(0, fragments_count - 1)]
+ if fragments_count > number:
+ offset = randint(0, fragments_count - number)
+ else:
+ offset = 0
+ return fragments[offset : offset + number]
elif self.parent:
- return self.parent.choose_fragment()
+ return self.parent.choose_fragments(number)
+ else:
+ return []
+
+ def choose_fragment(self):
+ fragments = self.choose_fragments(1)
+ if fragments:
+ return fragments[0]
else:
return None
'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)
- if format_ != 'xml':
- models.CharField(max_length=255, editable=False, default='', db_index=True).contribute_to_class(Book, f'{field_name}_etag')
-
-
-add_file_fields()
-
class BookPopularity(models.Model):
book = models.OneToOneField(Book, models.CASCADE, related_name='popularity')
fnp / wolnelektury.git / blobdiff