# 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 __future__ import print_function, unicode_literals
import os
import os.path
import re
import subprocess
-from StringIO import StringIO
+from six import BytesIO
from copy import deepcopy
+from mimetypes import guess_type
+
from lxml import etree
import zipfile
from tempfile import mkdtemp, NamedTemporaryFile
from shutil import rmtree
from librarian import RDFNS, WLNS, NCXNS, OPFNS, XHTMLNS, DCNS, OutputFile
-from librarian.cover import DefaultEbookCover
+from librarian.cover import make_cover
from librarian import functions, get_resource
functions.reg_lang_code_3to2()
+def squeeze_whitespace(s):
+ return re.sub(b'\\s+', b' ', s)
+
+
def set_hyph_language(source_tree):
def get_short_lng_code(text):
result = ''
text = ''.join(text)
with open(get_resource('res/ISO-639-2_8859-1.txt'), 'rb') as f:
- for line in f:
+ for line in f.read().decode('latin1').split('\n'):
list = line.strip().split('|')
if list[0] == text:
result = list[2]
def inner_xml(node):
""" returns node's text and children as a string
- >>> print inner_xml(etree.fromstring('<a>x<b>y</b>z</a>'))
+ >>> print(inner_xml(etree.fromstring('<a>x<b>y</b>z</a>')))
x<b>y</b>z
"""
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, encoding='unicode') for child in node])
def set_inner_xml(node, text):
>>> e = etree.fromstring('<a>b<b>x</b>x</a>')
>>> set_inner_xml(e, 'x<b>y</b>z')
- >>> print etree.tostring(e)
+ >>> print(etree.tostring(e, encoding='unicode'))
<a>x<b>y</b>z</a>
"""
def node_name(node):
""" Find out a node's name
- >>> print node_name(etree.fromstring('<a>X<b>Y</b>Z</a>'))
+ >>> print(node_name(etree.fromstring('<a>X<b>Y</b>Z</a>')))
XYZ
"""
return tempnode.text
-def xslt(xml, sheet):
+def xslt(xml, sheet, **kwargs):
if isinstance(xml, etree._Element):
xml = etree.ElementTree(xml)
with open(sheet) as xsltf:
- return xml.xslt(etree.parse(xsltf))
+ transform = etree.XSLT(etree.parse(xsltf))
+ params = dict((key, transform.strparam(value)) for key, value in kwargs.items())
+ return transform(xml, **params)
def replace_characters(node):
>>> s = etree.fromstring("<strofa>a <b>c</b> <b>c</b>/\\nb<x>x/\\ny</x>c/ \\nd</strofa>")
>>> Stanza(s).versify()
- >>> print etree.tostring(s)
- <strofa><wers_normalny>a <b>c</b> <b>c</b></wers_normalny><wers_normalny>b<x>x/
+ >>> print(etree.tostring(s, encoding='unicode'))
+ <strofa><wers_normalny>a <b>c</b><b>c</b></wers_normalny><wers_normalny>b<x>x/
y</x>c</wers_normalny><wers_normalny>d</wers_normalny></strofa>
"""
tail = self.stanza.tail
self.stanza.clear()
self.stanza.tail = tail
- self.stanza.extend(self.verses)
+ self.stanza.extend(verse for verse in self.verses if verse.text or len(verse) > 0)
def open_normal_verse(self):
self.open_verse = self.stanza.makeelement("wers_normalny")
for i, verse_text in enumerate(re.split(r"/\s*\n", text)):
if i:
self.open_normal_verse()
+ if not verse_text.strip():
+ continue
verse = self.get_open_verse()
if len(verse):
verse[-1].tail = (verse[-1].tail or "") + verse_text
return "\n".join(texts)
def html(self):
- with open(get_resource('epub/toc.html')) as f:
- t = unicode(f.read(), 'utf-8')
+ with open(get_resource('epub/toc.html'), 'rb') as f:
+ t = f.read().decode('utf-8')
return t % self.html_part()
return output_html, toc, chars
-def transform(wldoc, verbose=False,
- style=None, html_toc=False,
- sample=None, cover=None, flags=None, hyphenate=False):
+def transform(wldoc, verbose=False, style=None, html_toc=False,
+ sample=None, cover=None, flags=None, hyphenate=False, ilustr_path='', output_type='epub'):
""" produces a EPUB file
sample=n: generate sample e-book (with at least n paragraphs)
chars = set()
if first:
# write book title page
- html_tree = xslt(wldoc.edoc, get_resource('epub/xsltTitle.xsl'))
+ html_tree = xslt(wldoc.edoc, get_resource('epub/xsltTitle.xsl'), outputtype=output_type)
chars = used_chars(html_tree.getroot())
- zip.writestr(
- 'OPS/title.html',
- etree.tostring(
- html_tree, pretty_print=True, xml_declaration=True,
- encoding="utf-8",
- doctype='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"' +
- ' "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'
- )
+ html_string = etree.tostring(
+ html_tree, pretty_print=True, xml_declaration=True,
+ encoding="utf-8",
+ doctype='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"' +
+ ' "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'
)
+ zip.writestr('OPS/title.html', squeeze_whitespace(html_string))
# add a title page TOC entry
toc.add(u"Strona tytułowa", "title.html")
elif wldoc.book_info.parts:
doctype='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"' +
' "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'
)
- zip.writestr('OPS/part%d.html' % chunk_counter, html_string)
+ zip.writestr('OPS/part%d.html' % chunk_counter, squeeze_whitespace(html_string))
add_to_manifest(manifest, chunk_counter)
add_to_spine(spine, chunk_counter)
chunk_counter += 1
toc.extend(chunk_toc)
chars = chars.union(chunk_chars)
- zip.writestr('OPS/part%d.html' % chunk_counter, chunk_html)
+ zip.writestr('OPS/part%d.html' % chunk_counter, squeeze_whitespace(chunk_html))
add_to_manifest(manifest, chunk_counter)
add_to_spine(spine, chunk_counter)
chunk_counter += 1
functions.reg_mathml_epub(zip)
+ if os.path.isdir(ilustr_path):
+ ilustr_elements = set(ilustr.get('src') for ilustr in document.edoc.findall('//ilustr'))
+ for i, filename in enumerate(os.listdir(ilustr_path)):
+ if filename not in ilustr_elements:
+ continue
+ file_path = os.path.join(ilustr_path, filename)
+ zip.write(file_path, os.path.join('OPS', filename))
+ image_id = 'image%s' % i
+ manifest.append(etree.fromstring(
+ '<item id="%s" href="%s" media-type="%s" />' % (image_id, filename, guess_type(file_path)[0])))
+
# write static elements
mime = zipfile.ZipInfo()
mime.filename = 'mimetype'
mime.compress_type = zipfile.ZIP_STORED
- mime.extra = ''
- zip.writestr(mime, 'application/epub+zip')
+ mime.extra = b''
+ zip.writestr(mime, b'application/epub+zip')
zip.writestr(
'META-INF/container.xml',
- '<?xml version="1.0" ?>'
- '<container version="1.0" '
- 'xmlns="urn:oasis:names:tc:opendocument:xmlns:container">'
- '<rootfiles><rootfile full-path="OPS/content.opf" '
- 'media-type="application/oebps-package+xml" />'
- '</rootfiles></container>'
+ b'<?xml version="1.0" ?>'
+ b'<container version="1.0" '
+ b'xmlns="urn:oasis:names:tc:opendocument:xmlns:container">'
+ b'<rootfiles><rootfile full-path="OPS/content.opf" '
+ b'media-type="application/oebps-package+xml" />'
+ b'</rootfiles></container>'
)
zip.write(get_resource('res/wl-logo-small.png'),
os.path.join('OPS', 'logo_wolnelektury.png'))
if cover:
if cover is True:
- cover = DefaultEbookCover
+ cover = make_cover
- cover_file = StringIO()
+ cover_file = BytesIO()
bound_cover = cover(document.book_info)
bound_cover.save(cover_file)
cover_name = 'cover.%s' % bound_cover.ext()
annotations = etree.Element('annotations')
toc_file = etree.fromstring(
- '<?xml version="1.0" encoding="utf-8"?><!DOCTYPE ncx PUBLIC '
- '"-//NISO//DTD ncx 2005-1//EN" '
- '"http://www.daisy.org/z3986/2005/ncx-2005-1.dtd">'
- '<ncx xmlns="http://www.daisy.org/z3986/2005/ncx/" xml:lang="pl" '
- 'version="2005-1"><head></head><docTitle></docTitle><navMap>'
- '</navMap></ncx>'
+ b'<?xml version="1.0" encoding="utf-8"?><!DOCTYPE ncx PUBLIC '
+ b'"-//NISO//DTD ncx 2005-1//EN" '
+ b'"http://www.daisy.org/z3986/2005/ncx-2005-1.dtd">'
+ b'<ncx xmlns="http://www.daisy.org/z3986/2005/ncx/" xml:lang="pl" '
+ b'version="2005-1"><head></head><docTitle></docTitle><navMap>'
+ b'</navMap></ncx>'
)
nav_map = toc_file[-1]
'<item id="support" href="support.html" media-type="application/xhtml+xml" />'))
spine.append(etree.fromstring(
'<itemref idref="support" />'))
- html_string = open(get_resource('epub/support.html')).read()
+ html_string = open(get_resource('epub/support.html'), 'rb').read()
chars.update(used_chars(etree.fromstring(html_string)))
- zip.writestr('OPS/support.html', html_string)
+ zip.writestr('OPS/support.html', squeeze_whitespace(html_string))
toc.add("Strona redakcyjna", "last.html")
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(document.edoc, get_resource('epub/xsltLast.xsl'))
+ html_tree = xslt(document.edoc, get_resource('epub/xsltLast.xsl'), outputtype=output_type)
chars.update(used_chars(html_tree.getroot()))
- zip.writestr('OPS/last.html', etree.tostring(
+ zip.writestr('OPS/last.html', squeeze_whitespace(etree.tostring(
html_tree, pretty_print=True, xml_declaration=True,
encoding="utf-8",
doctype='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" ' +
'"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'
- ))
+ )))
if not flags or 'without-fonts' not in flags:
# strip fonts
''.join(chars).encode('utf-8'),
get_resource('fonts/' + fname),
os.path.join(tmpdir, fname)]
+ env = {"PERL_USE_UNSAFE_INC": "1"}
if verbose:
- print "Running font-optimizer"
- subprocess.check_call(optimizer_call)
+ print("Running font-optimizer")
+ subprocess.check_call(optimizer_call, env=env)
else:
- subprocess.check_call(optimizer_call, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+ dev_null = open(os.devnull, 'w')
+ subprocess.check_call(optimizer_call, stdout=dev_null, stderr=dev_null, env=env)
zip.write(os.path.join(tmpdir, fname), os.path.join('OPS', fname))
manifest.append(etree.fromstring(
'<item id="%s" href="%s" media-type="application/x-font-truetype" />' % (fname, fname)))