# -*- 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
import os
import os.path
import subprocess
+from StringIO import StringIO
from copy import deepcopy
from lxml import etree
import zipfile
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 import functions, get_resource
"""
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
child.clear()
child.tail = tail
child.text = number
- if child.tag not in ('extra', 'podtytul'):
+ if child.tag not in ('extra',):
find_annotations(annotations, child, part_no)
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):
+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
output_dir: path to directory to save output file to; either this or output_file must be present
make_dir: writes output to <output_dir>/<author>/<slug>.epub instead of <output_dir>/<slug>.epub
sample=n: generate sample e-book (with at least n paragraphs)
+ cover: a cover.Cover object
+ flags: less-advertising,
"""
def transform_file(input_xml, chunk_counter=1, first=True, sample=None):
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.')
manifest = opf.find('.//' + OPFNS('manifest'))
spine = opf.find('.//' + OPFNS('spine'))
+ 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))
+
+ manifest.append(etree.fromstring(
+ '<item id="cover" href="cover.html" media-type="application/xhtml+xml" />'))
+ manifest.append(etree.fromstring(
+ '<item id="cover-image" href="%s" media-type="%s" />' % (c_name, c.mime_type())))
+ spine.insert(0, etree.fromstring('<itemref idref="cover" />'))
+ opf.getroot()[0].append(etree.fromstring('<meta name="cover" content="cover-image"/>'))
+ opf.getroot().append(etree.fromstring('<guide><reference href="cover.html" type="cover" title="Okładka"/></guide>'))
+
+
annotations = etree.Element('annotations')
toc_file = etree.fromstring('<?xml version="1.0" encoding="utf-8"?><!DOCTYPE ncx PUBLIC ' \
nav_map.append(etree.fromstring(
'<navPoint id="NavPoint-%(i)d" playOrder="%(i)d" ><navLabel><text>Przypisy</text>'\
'</navLabel><content src="annotations.html" /></navPoint>' % {'i': toc_counter}))
+ toc_counter += 1
manifest.append(etree.fromstring(
'<item id="annotations" href="annotations.html" media-type="application/xhtml+xml" />'))
spine.append(etree.fromstring(
zip.writestr('OPS/annotations.html', etree.tostring(
html_tree, method="html", pretty_print=True))
+ nav_map.append(etree.fromstring(
+ '<navPoint id="NavPoint-%(i)d" playOrder="%(i)d" ><navLabel><text>Strona redakcyjna</text>'\
+ '</navLabel><content src="last.html" /></navPoint>' % {'i': toc_counter}))
+ manifest.append(etree.fromstring(
+ '<item id="last" href="last.html" media-type="application/xhtml+xml" />'))
+ spine.append(etree.fromstring(
+ '<itemref idref="last" />'))
+ 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))
+
# strip fonts
tmpdir = mkdtemp('-librarian-epub')
cwd = os.getcwd()
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"