type(tag).objects.filter(pk=tag.pk).update(**update_dict)
+@task(ignore_result=True)
+def fix_tree_tags(book):
+ book.fix_tree_tags()
+
+
@task
def index_book(book_id, book_info=None):
from catalogue.models import Book
raise e
-@task(ignore_result=True)
-def build_txt(book_id):
- """(Re)builds the TXT file for a book."""
- from django.core.files.base import ContentFile
+def _build_ebook(book_id, ext, transform):
+ """Generic ebook builder."""
+ from django.core.files import File
from catalogue.models import Book
- text = Book.objects.get(pk=book_id).wldocument().as_text()
+ book = Book.objects.get(pk=book_id)
+ out = transform(book.wldocument())
+ field_name = '%s_file' % ext
+ # Update instead of saving the model to avoid race condition.
+ getattr(book, field_name).save('%s.%s' % (book.slug, ext),
+ File(open(out.get_filename())),
+ save=False
+ )
+ Book.objects.filter(pk=book_id).update(**{
+ field_name: getattr(book, field_name)
+ })
- # Save the file in new instance. Building TXT takes time and we don't want
- # to overwrite any interim changes.
- book = Book.objects.get(id=book_id)
- book.txt_file.save('%s.txt' % book.slug, ContentFile(text.get_string()))
+
+@task(ignore_result=True)
+def build_txt(book_id):
+ """(Re)builds the TXT file for a book."""
+ _build_ebook(book_id, 'txt', lambda doc: doc.as_text())
@task(ignore_result=True, rate_limit=settings.CATALOGUE_PDF_RATE_LIMIT)
def build_pdf(book_id):
"""(Re)builds the pdf file for a book."""
- from django.core.files import File
from catalogue.models import Book
from catalogue.utils import remove_zip
from waiter.utils import clear_cache
- pdf = Book.objects.get(pk=book_id).wldocument().as_pdf(
- morefloats=settings.LIBRARIAN_PDF_MOREFLOATS)
-
- # Save the file in new instance. Building PDF takes time and we don't want
- # to overwrite any interim changes.
- book = Book.objects.get(id=book_id)
- book.pdf_file.save('%s.pdf' % book.slug,
- File(open(pdf.get_filename())))
-
+ _build_ebook(book_id, 'pdf',
+ lambda doc: doc.as_pdf(morefloats=settings.LIBRARIAN_PDF_MOREFLOATS))
# Remove cached downloadables
remove_zip(settings.ALL_PDF_ZIP)
+ book = Book.objects.get(pk=book_id)
clear_cache(book.slug)
@task(ignore_result=True, rate_limit=settings.CATALOGUE_EPUB_RATE_LIMIT)
def build_epub(book_id):
"""(Re)builds the EPUB file for a book."""
- from django.core.files import File
- from catalogue.models import Book
from catalogue.utils import remove_zip
- epub = Book.objects.get(pk=book_id).wldocument().as_epub()
- # Save the file in new instance. Building EPUB takes time and we don't want
- # to overwrite any interim changes.
- book = Book.objects.get(id=book_id)
- book.epub_file.save('%s.epub' % book.slug,
- File(open(epub.get_filename())))
-
+ _build_ebook(book_id, 'epub', lambda doc: doc.as_epub())
# remove zip with all epub files
remove_zip(settings.ALL_EPUB_ZIP)
@task(ignore_result=True, rate_limit=settings.CATALOGUE_MOBI_RATE_LIMIT)
def build_mobi(book_id):
"""(Re)builds the MOBI file for a book."""
- from django.core.files import File
- from catalogue.models import Book
from catalogue.utils import remove_zip
- mobi = Book.objects.get(pk=book_id).wldocument().as_mobi()
- # Save the file in new instance. Building MOBI takes time and we don't want
- # to overwrite any interim changes.
- book = Book.objects.get(id=book_id)
- book.mobi_file.save('%s.mobi' % book.slug,
- File(open(mobi.get_filename())))
-
+ _build_ebook(book_id, 'mobi', lambda doc: doc.as_mobi())
# remove zip with all mobi files
remove_zip(settings.ALL_MOBI_ZIP)
-@task(ignore_result=True, rate_limit=settings.CATALOGUE_MOBI_RATE_LIMIT)
+@task(ignore_result=True, rate_limit=settings.CATALOGUE_FB2_RATE_LIMIT)
def build_fb2(book_id, *args, **kwargs):
- """(Re)builds the MOBI file for a book."""
- from django.core.files import File
- from catalogue.models import Book
+ """(Re)builds the FB2 file for a book."""
from catalogue.utils import remove_zip
- fb2 = Book.objects.get(pk=book_id).wldocument().as_fb2()
- # Save the file in new instance. Building FB2 takes time and we don't want
- # to overwrite any interim changes.
- book = Book.objects.get(id=book_id)
- book.fb2_file.save('%s.fb2' % book.slug,
- File(open(fb2.get_filename())))
-
- # remove zip with all mobi files
+ _build_ebook(book_id, 'fb2', lambda doc: doc.as_fb2())
+ # remove zip with all fb2 files
remove_zip(settings.ALL_FB2_ZIP)
-@task(rate_limit=settings.CATALOGUE_CUSTOMPDF_RATE_LIMIT)
+@task(ignore_result=True, rate_limit=settings.CATALOGUE_CUSTOMPDF_RATE_LIMIT)
def build_custom_pdf(book_id, customizations, file_name):
"""Builds a custom PDF file."""
from django.core.files import File
customizations=customizations,
morefloats=settings.LIBRARIAN_PDF_MOREFLOATS)
DefaultStorage().save(file_name, File(open(pdf.get_filename())))
+
+
+@task(ignore_result=True)
+def build_cover(book_id):
+ """(Re)builds the cover image."""
+ from StringIO import StringIO
+ from django.core.files.base import ContentFile
+ from librarian.cover import WLCover
+ from catalogue.models import Book
+
+ book = Book.objects.get(pk=book_id)
+ book_info = book.wldocument().book_info
+ cover = WLCover(book_info).image()
+ imgstr = StringIO()
+ cover.save(imgstr, 'png')
+ book.cover.save(None, ContentFile(imgstr.getvalue()), save=False)
+ Book.objects.filter(pk=book_id).update(cover=book.cover)
fnp / wolnelektury.git / blobdiff