X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/1e0f8d82649a23f695333d5ef4588e8b60afbe99..6cf1239c51e07bd17a4fd45269f583d0fc3f92c8:/librarian/epub.py diff --git a/librarian/epub.py b/librarian/epub.py index ad84ab0..348df0c 100644 --- a/librarian/epub.py +++ b/librarian/epub.py @@ -1,10 +1,11 @@ # -*- coding: utf-8 -*- # # This file is part of Librarian, licensed under GNU Affero GPLv3 or later. -# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information. +# 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 @@ -17,8 +18,9 @@ from shutil import rmtree import sys -from librarian import XMLNamespace, RDFNS, DCNS, WLNS, NCXNS, OPFNS, NoDublinCore +from librarian import XMLNamespace, RDFNS, DCNS, WLNS, NCXNS, OPFNS, XHTMLNS, NoDublinCore from librarian.dcparser import BookInfo +from librarian.cover import ImageCover from librarian import functions, get_resource @@ -33,7 +35,7 @@ def inner_xml(node): """ nt = node.text if node.text is not None else '' - return ''.join([nt] + [etree.tostring(child) for child in node]) + return ''.join([nt] + [etree.tostring(child) for child in node]) def set_inner_xml(node, text): """ sets node's text and children from a string @@ -84,13 +86,14 @@ def replace_characters(node): .replace(",,", u"\u201E")\ .replace('"', u"\u201D")\ .replace("'", u"\u2019") - if node.tag == 'extra': + if node.tag in ('uwaga', 'extra'): + t = node.tail node.clear() - else: - node.text = replace_chars(node.text) - node.tail = replace_chars(node.tail) - for child in node: - replace_characters(child) + node.tail = t + node.text = replace_chars(node.text) + node.tail = replace_chars(node.tail) + for child in node: + replace_characters(child) def find_annotations(annotations, source, part_no): @@ -106,7 +109,7 @@ def find_annotations(annotations, source, part_no): child.clear() child.tail = tail child.text = number - if child.tag not in ('extra',): + if child.tag not in ('extra', 'uwaga'): find_annotations(annotations, child, part_no) @@ -265,7 +268,8 @@ def transform_chunk(chunk_xml, chunk_no, annotations, empty=False, _empty_html_s return output_html, toc, chars -def transform(provider, slug=None, file_path=None, output_file=None, output_dir=None, make_dir=False, verbose=False, sample=None, cover_fn=None): +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): """ produces a EPUB file provider: a DocProvider @@ -274,7 +278,8 @@ def transform(provider, slug=None, file_path=None, output_file=None, output_dir= 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 sample=n: generate sample e-book (with at least n paragraphs) - cover_fn: function(author, title) -> cover image + cover: a cover.Cover object + flags: less-advertising, images, not-wl """ def transform_file(input_xml, chunk_counter=1, first=True, sample=None): @@ -355,6 +360,10 @@ def transform(provider, slug=None, file_path=None, output_file=None, output_dir= raise ValueError('either slug or file_path should be specified') input_xml = etree.parse(provider[slug]) + if flags: + for flag in flags: + input_xml.getroot().set(flag, 'yes') + metadata = input_xml.find('.//'+RDFNS('Description')) if metadata is None: raise NoDublinCore('Document has no DublinCore - which is required.') @@ -375,6 +384,10 @@ def transform(provider, slug=None, file_path=None, output_file=None, output_dir= else: output_file = open(os.path.join(output_dir, os.path.splitext(os.path.basename(file_path))[0] + '.epub'), 'w') + opf = xslt(metadata, get_resource('epub/xsltContent.xsl')) + manifest = opf.find('.//' + OPFNS('manifest')) + spine = opf.find('.//' + OPFNS('spine')) + zip = zipfile.ZipFile(output_file, 'w', zipfile.ZIP_DEFLATED) # write static elements @@ -389,26 +402,52 @@ def transform(provider, slug=None, file_path=None, output_file=None, output_dir= 'media-type="application/oebps-package+xml" />' \ '') zip.write(get_resource('epub/style.css'), os.path.join('OPS', 'style.css')) - zip.write(get_resource('res/wl-logo-small.png'), os.path.join('OPS', 'logo_wolnelektury.png')) - - opf = xslt(metadata, get_resource('epub/xsltContent.xsl')) - manifest = opf.find('.//' + OPFNS('manifest')) - spine = opf.find('.//' + OPFNS('spine')) + if not flags or 'not-wl' not in flags: + manifest.append(etree.fromstring( + '')) + zip.write(get_resource('res/wl-logo-small.png'), os.path.join('OPS', 'logo_wolnelektury.png')) + + if cover: + cover_file = StringIO() + c = cover(book_info.author.readable(), book_info.title) + c.save(cover_file) + c_name = 'cover.%s' % c.ext() + zip.writestr(os.path.join('OPS', c_name), cover_file.getvalue()) + del cover_file + + cover_tree = etree.parse(get_resource('epub/cover.html')) + cover_tree.find('//' + XHTMLNS('img')).set('src', c_name) + zip.writestr('OPS/cover.html', etree.tostring( + cover_tree, method="html", pretty_print=True)) - if cover_fn: - cover = StringIO() - cover_fn(book_info.author.readable(), book_info.title).save(cover, format='JPEG') - zip.writestr(os.path.join('OPS', 'cover.jpg'), cover.getvalue()) - del cover - zip.writestr('OPS/cover.html', open(get_resource('epub/cover.html')).read()) manifest.append(etree.fromstring( '')) manifest.append(etree.fromstring( - '')) + '' % (c_name, c.mime_type()))) spine.insert(0, etree.fromstring('')) opf.getroot()[0].append(etree.fromstring('')) opf.getroot().append(etree.fromstring('')) + if flags and 'images' in flags: + for ilustr in input_xml.findall('//ilustr'): + src = ilustr.get('src') + mime = ImageCover(src)().mime_type() + zip.write(src, os.path.join('OPS', src)) + manifest.append(etree.fromstring( + '' % (src, src, mime))) + # get it up to master + after = ilustr + while after.getparent().tag not in ['powiesc', 'opowiadanie', 'liryka_l', 'liryka_lp', 'dramat_wierszowany_l', 'dramat_wierszowany_lp', 'dramat_wspolczesny']: + after = after.getparent() + if not(after is ilustr): + moved = deepcopy(ilustr) + ilustr.tag = 'extra' + ilustr.text = None + moved.tail = None + after.addnext(moved) + else: + for ilustr in input_xml.findall('//ilustr'): + ilustr.tag = 'extra' annotations = etree.Element('annotations') @@ -450,7 +489,13 @@ def transform(provider, slug=None, file_path=None, output_file=None, output_dir= '')) spine.append(etree.fromstring( '')) - html_tree = xslt(input_xml, get_resource('epub/xsltLast.xsl')) + stopka = input_xml.find('//stopka') + if stopka is not None: + stopka.tag = 'stopka_' + replace_by_verse(stopka) + html_tree = xslt(stopka, get_resource('epub/xsltScheme.xsl')) + else: + html_tree = xslt(input_xml, get_resource('epub/xsltLast.xsl')) chars.update(used_chars(html_tree.getroot())) zip.writestr('OPS/last.html', etree.tostring( html_tree, method="html", pretty_print=True)) @@ -461,7 +506,7 @@ def transform(provider, slug=None, file_path=None, output_file=None, output_dir= os.chdir(os.path.join(os.path.dirname(os.path.realpath(__file__)), 'font-optimizer')) for fname in 'DejaVuSerif.ttf', 'DejaVuSerif-Bold.ttf', 'DejaVuSerif-Italic.ttf', 'DejaVuSerif-BoldItalic.ttf': - optimizer_call = ['perl', 'subset.pl', '--chars', ''.join(chars).encode('utf-8'), + optimizer_call = ['perl', 'subset.pl', '--chars', ''.join(chars).encode('utf-8'), get_resource('fonts/' + fname), os.path.join(tmpdir, fname)] if verbose: print "Running font-optimizer"