X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/8cfe1f8fb4f50c405ec1fa5ddfa367ef951e9c6b..4c03e8c6d362890f31ea8227e5ab5e0cb3f4df30:/librarian/mobi.py?ds=sidebyside diff --git a/librarian/mobi.py b/librarian/mobi.py index 62b275c..cd894fe 100755 --- a/librarian/mobi.py +++ b/librarian/mobi.py @@ -3,23 +3,15 @@ # 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 - 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 lxml import etree -from librarian import functions, get_resource +from librarian.cover import WLCover +from librarian import epub, get_resource, NoDublinCore, RDFNS +from librarian.dcparser import BookInfo def transform(provider, slug=None, file_path=None, output_file=None, output_dir=None, make_dir=False, verbose=False, @@ -30,12 +22,29 @@ def transform(provider, slug=None, file_path=None, output_file=None, output_dir= 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 + make_dir: writes output to //.mobi instead of /.mobi sample=n: generate sample e-book (with at least n paragraphs) cover: a cover.Cover object 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: @@ -50,11 +59,26 @@ def transform(provider, slug=None, file_path=None, output_file=None, output_dir= 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, cover=None, flags=flags, style=get_resource('mobi/style.css')) - subprocess.check_call(['ebook-convert', epub_file.name, output_file]) + sample=sample, html_toc=True, flags=flags, style=get_resource('mobi/style.css')) + + 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)