X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/84ec0eba63d0933b3f22a7884c46be6b796ee165..a04f11baee3eb7d090867c2d5639a120ec3217b8:/librarian/mobi.py?ds=inline diff --git a/librarian/mobi.py b/librarian/mobi.py old mode 100755 new mode 100644 index cd894fe..a0e463a --- a/librarian/mobi.py +++ b/librarian/mobi.py @@ -3,82 +3,47 @@ # This file is part of Librarian, licensed under GNU Affero GPLv3 or later. # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. # + +from copy import deepcopy import os -import os.path import subprocess from tempfile import NamedTemporaryFile -from lxml import etree -from librarian.cover import WLCover -from librarian import epub, get_resource, NoDublinCore, RDFNS -from librarian.dcparser import BookInfo +from librarian import OutputFile -def transform(provider, slug=None, file_path=None, output_file=None, output_dir=None, make_dir=False, verbose=False, - sample=None, cover=None, flags=None): +def transform(wldoc, verbose=False, sample=None, cover=None, + use_kindlegen=False, 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 //.mobi instead of /.mobi + 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, """ - # read metadata from the first file - if file_path: - if slug: - raise ValueError('slug or file_path should be specified, not both') - f = open(file_path, 'r') - input_xml = etree.parse(f) - f.close() - else: - if not slug: - raise ValueError('either slug or file_path should be specified') - input_xml = etree.parse(provider[slug]) - - metadata = input_xml.find('.//'+RDFNS('Description')) - if metadata is None: - raise NoDublinCore('Document has no DublinCore - which is required.') - book_info = BookInfo.from_element(input_xml) - - # 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') - - # provide a cover by default - if not cover: - cover = WLCover - cover_file = NamedTemporaryFile(suffix='.png', delete=False) - c = cover(book_info.author.readable(), book_info.title) - c.save(cover_file) - - epub_file = NamedTemporaryFile(suffix='.epub', delete=False) - if not flags: - flags = [] - flags = list(flags) + ['without-fonts'] - epub.transform(provider, file_path=file_path, output_file=epub_file, verbose=verbose, - sample=sample, html_toc=True, flags=flags, style=get_resource('mobi/style.css')) + document = deepcopy(wldoc) + del wldoc + epub = document.as_epub(verbose=verbose, sample=sample, + html_toc=True, cover=cover or True, flags=flags) if verbose: kwargs = {} else: devnull = open("/dev/null", 'w') kwargs = {"stdout": devnull, "stderr": devnull} - subprocess.check_call(['ebook-convert', epub_file.name, output_file, - '--no-inline-toc', '--cover=%s' % cover_file.name], **kwargs) - os.unlink(epub_file.name) - os.unlink(cover_file.name) + + output_file = NamedTemporaryFile(prefix='librarian', suffix='.mobi', + delete=False) + output_file.close() + + if use_kindlegen: + output_file_basename = os.path.basename(output_file.name) + subprocess.check_call(['kindlegen', '-c2', epub.get_filename(), + '-o', output_file_basename], **kwargs) + else: + subprocess.check_call(['ebook-convert', epub.get_filename(), + output_file.name, '--no-inline-toc', + '--mobi-file-type=both', + '--mobi-ignore-margins'], **kwargs) + return OutputFile.from_filename(output_file.name)