X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/8cfe1f8fb4f50c405ec1fa5ddfa367ef951e9c6b..5ea41f9b810aa661189d3ab8a3cd15b61a3d900f:/librarian/mobi.py?ds=sidebyside diff --git a/librarian/mobi.py b/librarian/mobi.py old mode 100755 new mode 100644 index 62b275c..3c4c949 --- a/librarian/mobi.py +++ b/librarian/mobi.py @@ -3,58 +3,58 @@ # This file is part of Librarian, licensed under GNU Affero GPLv3 or later. # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. # -from __future__ import with_statement - +from copy import deepcopy import os -import os.path import subprocess -from StringIO import StringIO -from copy import deepcopy -from lxml import etree -import zipfile from tempfile import NamedTemporaryFile -from shutil import rmtree - -import sys -from librarian import epub +from librarian import OutputFile +from librarian.cover import DefaultEbookCover +from librarian import get_resource -from librarian import functions, get_resource - -def transform(provider, slug=None, file_path=None, output_file=None, output_dir=None, make_dir=False, verbose=False, +def transform(wldoc, verbose=False, sample=None, cover=None, flags=None): """ produces a MOBI file - provider: a DocProvider - slug: slug of file to process, available by provider - output_file: path to output file - output_dir: path to directory to save output file to; either this or output_file must be present - make_dir: writes output to //.epub instead of /.epub + wldoc: a WLDocument sample=n: generate sample e-book (with at least n paragraphs) - cover: a cover.Cover object + cover: a cover.Cover factory overriding default flags: less-advertising, """ - # if output to dir, create the file - if output_dir is not None: - if make_dir: - author = unicode(book_info.author) - output_dir = os.path.join(output_dir, author) - try: - os.makedirs(output_dir) - except OSError: - pass - if slug: - output_file = os.path.join(output_dir, '%s.mobi' % slug) - else: - output_file = os.path.join(output_dir, os.path.splitext(os.path.basename(file_path))[0] + '.mobi') - - epub_file = NamedTemporaryFile(suffix='.epub', delete=False) + document = deepcopy(wldoc) + del wldoc + book_info = document.book_info + + # provide a cover by default + if not cover: + cover = DefaultEbookCover + cover_file = NamedTemporaryFile(suffix='.png', delete=False) + bound_cover = cover(book_info) + bound_cover.save(cover_file) + + if bound_cover.uses_dc_cover: + if document.book_info.cover_by: + document.edoc.getroot().set('data-cover-by', document.book_info.cover_by) + if document.book_info.cover_source: + document.edoc.getroot().set('data-cover-source', document.book_info.cover_source) + if not flags: flags = [] - flags = list(flags) + ['without-fonts'] - epub.transform(provider, file_path=file_path, output_file=epub_file, verbose=verbose, - sample=sample, cover=None, flags=flags, style=get_resource('mobi/style.css')) - subprocess.check_call(['ebook-convert', epub_file.name, output_file]) - os.unlink(epub_file.name) + flags = list(flags) + ['with-full-fonts'] + epub = document.as_epub(verbose=verbose, sample=sample, html_toc=True, + flags=flags, style=get_resource('epub/style.css')) + + if verbose: + kwargs = {} + else: + devnull = open("/dev/null", 'w') + kwargs = {"stdout": devnull, "stderr": devnull} + + output_file = NamedTemporaryFile(prefix='librarian', suffix='.mobi', delete=False) + output_file.close() + subprocess.check_call(['ebook-convert', epub.get_filename(), output_file.name, + '--no-inline-toc', '--mobi-file-type=both', '--subset-embedded-fonts', '--mobi-ignore-margins', '--cover=%s' % cover_file.name], **kwargs) + os.unlink(cover_file.name) + return OutputFile.from_filename(output_file.name)