X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/281e079a27d5f168d0a57c79b17850bc4fcc65a1..1b80c204be885588f7cbe95610e3677f2f886801:/src/catalogue/models/book.py diff --git a/src/catalogue/models/book.py b/src/catalogue/models/book.py index a1ca5bbed..534f00bae 100644 --- a/src/catalogue/models/book.py +++ b/src/catalogue/models/book.py @@ -1,34 +1,33 @@ -# -*- 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 +import json +from datetime import date, timedelta from random import randint import os.path import re -import urllib +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.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, gallery_url, gallery_path, split_tags +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 +from wolnelektury.utils import makedirs, cached_render, clear_cached_renders bofh_storage = BofhFileSystemStorage() @@ -57,7 +56,7 @@ class Book(models.Model): 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'') + _('sort key by author'), max_length=120, db_index=True, editable=False, default='') 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) @@ -66,12 +65,16 @@ class Book(models.Model): 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={}) + extra_info = models.TextField(_('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) + findable = models.BooleanField(_('findable'), default=True, db_index=True) # files generated during publication cover = EbookField( @@ -98,7 +101,7 @@ class Book(models.Model): ebook_formats = constants.EBOOK_FORMATS formats = ebook_formats + ['html', 'xml'] - parent = models.ForeignKey('self', blank=True, null=True, related_name='children') + 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) @@ -112,7 +115,7 @@ class Book(models.Model): html_built = django.dispatch.Signal() published = django.dispatch.Signal() - short_html_url_name = 'catalogue_book_short' + SORT_KEY_SEP = '$' class AlreadyExists(Exception): pass @@ -123,9 +126,12 @@ class Book(models.Model): verbose_name_plural = _('books') app_label = 'catalogue' - def __unicode__(self): + def __str__(self): return self.title + def get_extra_info_json(self): + return json.loads(self.extra_info or '{}') + def get_initial(self): try: return re.search(r'\w', self.title, re.U).group(0) @@ -135,6 +141,15 @@ class Book(models.Model): 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: @@ -148,8 +163,17 @@ class Book(models.Model): 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') + translators = self.get_extra_info_json().get('translators') if not translators: return None if len(translators) > 3: @@ -157,38 +181,35 @@ class Book(models.Model): others = ' i inni' else: others = '' - return ', '.join(u'\xa0'.join(reversed(translator.split(', ', 1))) for translator in translators) + others + return ', '.join('\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 '') + return self.get_extra_info_json().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.authors().first().sort_key except AttributeError: - author = u'' + author = '' self.sort_key_author = author self.cached_author = self.tag_unicode('author') - self.has_audience = 'audience' in self.extra_info + self.has_audience = 'audience' in self.get_extra_info_json() + + 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] - - @staticmethod - @permalink - def create_url(slug): - return 'catalogue.views.book_detail', [slug] + return reverse('book_detail', args=[self.slug]) def gallery_path(self): return gallery_path(self.slug) @@ -217,6 +238,12 @@ class Book(models.Model): @staticmethod def format_audio_length(seconds): + """ + >>> Book.format_audio_length(1) + '0:01' + >>> Book.format_audio_length(3661) + '1:01:01' + """ if seconds < 60*60: minutes = seconds // 60 seconds = seconds % 60 @@ -228,11 +255,9 @@ class Book(models.Model): return '%d:%02d:%02d' % (hours, minutes, seconds) def get_audio_length(self): - from mutagen.mp3 import MP3 total = 0 - for media in self.get_mp3(): - audio = MP3(media.file.path) - total += audio.info.length + for media in self.get_mp3() or (): + total += app_settings.GET_MP3_LENGTH(media.file.path) return int(total) def has_media(self, type_): @@ -265,6 +290,37 @@ class Book(models.Model): 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') @@ -294,11 +350,11 @@ class Book(models.Model): projects = set() for mp3 in self.media.filter(type='mp3').iterator(): # ogg files are always from the same project - meta = mp3.extra_info + meta = mp3.get_extra_info_json() project = meta.get('project') if not project: # temporary fallback - project = u'CzytamySłuchając' + project = 'CzytamySłuchając' projects.add((project, meta.get('funded_by', ''))) @@ -331,12 +387,12 @@ class Book(models.Model): def zip_format(format_): def pretty_file_name(book): return "%s/%s.%s" % ( - book.extra_info['author'], + book.get_extra_info_json()['author'], book.slug, format_) field_name = "%s_file" % format_ - books = Book.objects.filter(parent=None).exclude(**{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_]) @@ -346,6 +402,8 @@ class Book(models.Model): return create_zip(paths, "%s_%s" % (self.slug, format_)) def search_index(self, book_info=None, index=None, index_tags=True, commit=True): + if not self.findable: + return if index is None: from search.index import Index index = Index() @@ -355,10 +413,11 @@ class Book(models.Model): 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 @@ -372,7 +431,7 @@ class Book(models.Model): for ilustr in ilustr_elements: ilustr_src = ilustr.get('src') ilustr_path = os.path.join(gallery_path, ilustr_src) - urllib.urlretrieve('%s/%s' % (remote_gallery_url, ilustr_src), ilustr_path) + urlretrieve('%s/%s' % (remote_gallery_url, ilustr_src), ilustr_path) def load_abstract(self): abstract = self.wldocument(parse_dublincore=False).edoc.getroot().find('.//abstrakt') @@ -399,7 +458,7 @@ class Book(models.Model): @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): + search_index_tags=True, remote_gallery_url=None, days=0, findable=True): if dont_build is None: dont_build = set() dont_build = set.union(set(dont_build), set(app_settings.DONT_BUILD)) @@ -422,6 +481,9 @@ class Book(models.Model): 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) @@ -431,14 +493,17 @@ class Book(models.Model): # 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.findable = findable book.language = book_info.language book.title = book_info.title if book_info.variant_of: book.common_slug = book_info.variant_of.slug else: book.common_slug = book.slug - book.extra_info = book_info.to_dict() + book.extra_info = json.dumps(book_info.to_dict()) book.load_abstract() book.save() @@ -450,6 +515,7 @@ class Book(models.Model): tag.save() book.tags = set(meta_tags + book_shelves) + book.save() # update sort_key_author cover_changed = old_cover != book.cover_info() obsolete_children = set(b for b in book.children.all() @@ -495,13 +561,12 @@ class Book(models.Model): if format_ not in dont_build: getattr(book, '%s_file' % format_).build_delay() - if not settings.NO_SEARCH_INDEX and search_index: + if not settings.NO_SEARCH_INDEX and search_index and findable: tasks.index_book.delay(book.id, book_info=book_info, index_tags=search_index_tags) 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 @@ -539,23 +604,9 @@ class Book(models.Model): 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 - ]) + 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. @@ -565,7 +616,7 @@ class Book(models.Model): need = False info = {} for field in ('cover_url', 'cover_by', 'cover_source'): - val = self.extra_info.get(field) + val = self.get_extra_info_json().get(field) if val: info[field] = val else: @@ -597,7 +648,7 @@ class Book(models.Model): 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) + return type(self).objects.filter(common_slug=self.common_slug, findable=True).exclude(pk=self.pk) def parents(self): books = [] @@ -619,8 +670,8 @@ class Book(models.Model): return ', '.join(names) def publisher(self): - publisher = self.extra_info['publisher'] - if isinstance(publisher, basestring): + publisher = self.get_extra_info_json()['publisher'] + if isinstance(publisher, str): return publisher elif isinstance(publisher, list): return ', '.join(publisher) @@ -634,7 +685,7 @@ class Book(models.Model): """ objects = cls.tagged.with_all(tags) - return objects.exclude(ancestor__in=objects) + return objects.filter(findable=True).exclude(ancestor__in=objects) @classmethod def book_list(cls, book_filter=None): @@ -645,7 +696,7 @@ class Book(models.Model): """ books_by_parent = {} - books = cls.objects.order_by('parent_number', 'sort_key').only('title', 'parent', 'slug') + books = cls.objects.filter(findable=True).order_by('parent_number', 'sort_key').only('title', 'parent', 'slug', 'extra_info') if book_filter: books = books.filter(book_filter).distinct() @@ -675,23 +726,23 @@ class Book(models.Model): return books_by_author, orphans, books_by_parent _audiences_pl = { - "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"), + "SP": (1, "szkoła podstawowa"), + "SP1": (1, "szkoła podstawowa"), + "SP2": (1, "szkoła podstawowa"), + "SP3": (1, "szkoła podstawowa"), + "P": (1, "szkoła podstawowa"), + "G": (2, "gimnazjum"), + "L": (3, "liceum"), + "LP": (3, "liceum"), } def audiences_pl(self): - audiences = self.extra_info.get('audiences', []) + audiences = self.get_extra_info_json().get('audiences', []) 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') + stage = self.get_extra_info_json().get('stage') if stage and stage < '0.4': return (_('This work needs modernisation'), reverse('infopage', args=['wymagajace-uwspolczesnienia'])) @@ -714,7 +765,10 @@ class Book(models.Model): def fragment_data(self): fragment = self.choose_fragment() if fragment: - return {'title': fragment.book.pretty_title(), 'html': fragment.get_short_text()} + return { + 'title': fragment.book.pretty_title(), + 'html': re.sub(']*>', '', fragment.get_short_text()), + } else: return None @@ -730,6 +784,35 @@ class Book(models.Model): 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.get_extra_info_json().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: @@ -748,9 +831,10 @@ def add_file_fields(): default='' ).contribute_to_class(Book, field_name) + add_file_fields() class BookPopularity(models.Model): - book = models.OneToOneField(Book, related_name='popularity') + book = models.OneToOneField(Book, models.CASCADE, related_name='popularity') count = models.IntegerField(default=0, db_index=True)