X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/f4c540df2eb34b761e08f67396c22daf3b14ca10..d1988c3836976a46a953f4c076f069fda39b0a7b:/apps/catalogue/models.py diff --git a/apps/catalogue/models.py b/apps/catalogue/models.py index d90299611..c420119f0 100644 --- a/apps/catalogue/models.py +++ b/apps/catalogue/models.py @@ -10,8 +10,8 @@ import django.dispatch from django.core.cache import cache from django.utils.translation import ugettext_lazy as _ from django.contrib.auth.models import User -from django.core.files import File from django.template.loader import render_to_string +from django.utils.datastructures import SortedDict from django.utils.safestring import mark_safe from django.utils.translation import get_language from django.core.urlresolvers import reverse @@ -22,14 +22,8 @@ from django.conf import settings from newtagging.models import TagBase, tags_updated from newtagging import managers from catalogue.fields import JSONField, OverwritingFileField -from catalogue.utils import ExistingFile, ORMDocProvider, create_zip, remove_zip +from catalogue.utils import create_zip -from librarian import dcparser, html, epub, NoDublinCore -import mutagen -from mutagen import id3 -from slughifi import slughifi -from sortify import sortify -from os import unlink TAG_CATEGORIES = ( ('author', _('author')), @@ -179,6 +173,8 @@ class Tag(TagBase): # TODO: why is this hard-coded ? def book_upload_path(ext=None, maxlen=100): def get_dynamic_path(media, filename, ext=ext): + from slughifi import slughifi + # how to put related book's slug here? if not ext: if media.type == 'daisy': @@ -211,6 +207,9 @@ class BookMedia(models.Model): verbose_name_plural = _('book media') def save(self, *args, **kwargs): + from slughifi import slughifi + from catalogue.utils import ExistingFile, remove_zip + try: old = BookMedia.objects.get(pk=self.pk) except BookMedia.DoesNotExist, e: @@ -235,6 +234,8 @@ class BookMedia(models.Model): """ Reads some metadata from the audiobook. """ + import mutagen + from mutagen import id3 artist_name = director_name = project = funded_by = '' if self.type == 'mp3': @@ -267,6 +268,8 @@ class BookMedia(models.Model): """ Reads source file SHA1 from audiobok metadata. """ + import mutagen + from mutagen import id3 if filetype == 'mp3': try: @@ -306,6 +309,7 @@ class Book(models.Model): tags = managers.TagDescriptor(Tag) html_built = django.dispatch.Signal() + published = django.dispatch.Signal() class AlreadyExists(Exception): pass @@ -319,6 +323,8 @@ class Book(models.Model): return self.title def save(self, force_insert=False, force_update=False, reset_short_html=True, **kwargs): + from sortify import sortify + self.sort_key = sortify(self.title) ret = super(Book, self).save(force_insert, force_update) @@ -463,9 +469,11 @@ class Book(models.Model): """ (Re)builds the pdf file. """ - from librarian import pdf from tempfile import NamedTemporaryFile - import os + from os import unlink + from django.core.files import File + from librarian import pdf + from catalogue.utils import ORMDocProvider, remove_zip try: pdf_file = NamedTemporaryFile(delete=False) @@ -485,9 +493,11 @@ class Book(models.Model): """ (Re)builds the MOBI file. """ - from librarian import mobi from tempfile import NamedTemporaryFile - import os + from os import unlink + from django.core.files import File + from librarian import mobi + from catalogue.utils import ORMDocProvider, remove_zip try: mobi_file = NamedTemporaryFile(suffix='.mobi', delete=False) @@ -511,6 +521,8 @@ class Book(models.Model): from StringIO import StringIO from hashlib import sha1 from django.core.files.base import ContentFile + from librarian import epub, NoDublinCore + from catalogue.utils import ORMDocProvider, remove_zip if self.parent: # don't need an epub @@ -549,6 +561,9 @@ class Book(models.Model): def build_html(self): from tempfile import NamedTemporaryFile from markupstring import MarkupString + from django.core.files import File + from slughifi import slughifi + from librarian import html meta_tags = list(self.tags.filter( category__in=('author', 'epoch', 'genre', 'kind'))) @@ -625,6 +640,9 @@ class Book(models.Model): @classmethod def from_xml_file(cls, xml_file, **kwargs): + from django.core.files import File + from librarian import dcparser + # use librarian to parse meta-data book_info = dcparser.parse(xml_file) @@ -640,6 +658,8 @@ class Book(models.Model): def from_text_and_meta(cls, raw_file, book_info, overwrite=False, build_epub=True, build_txt=True, build_pdf=True, build_mobi=True): import re + from slughifi import slughifi + from sortify import sortify # check for parts before we do anything children = [] @@ -734,6 +754,7 @@ class Book(models.Model): book.reset_tag_counter() book.reset_theme_counter() + cls.published.send(sender=book) return book def reset_tag_counter(self): @@ -827,6 +848,56 @@ class Book(models.Model): return objects + @classmethod + def book_list(cls, 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() + book_ids = set((book.pk for book in books)) + for book in books: + parent = book.parent_id + if parent not in book_ids: + parent = None + books_by_parent.setdefault(parent, []).append(book) + else: + for book in books: + books_by_parent.setdefault(book.parent_id, []).append(book) + + orphans = [] + books_by_author = SortedDict() + for tag in Tag.objects.filter(category='author'): + books_by_author[tag] = [] + + for book in books_by_parent.get(None,()): + authors = list(book.tags.filter(category='author')) + if authors: + for author in authors: + books_by_author[author].append(book) + else: + orphans.append(book) + + return books_by_author, orphans, books_by_parent + + _audiences_pl = { + "SP1": (1, u"szkoła podstawowa"), + "SP2": (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.get_extra_info_value().get('audiences', []) + audiences = sorted(set([self._audiences_pl[a] for a in audiences])) + return [a[1] for a in audiences] + def _has_factory(ftype): has = lambda self: bool(getattr(self, "%s_file" % ftype))