# 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, OutputFile
-from librarian.cover import DefaultEbookCover
+from librarian import RDFNS, WLNS, NCXNS, OPFNS, XHTMLNS, DCNS, OutputFile
+from librarian.cover import make_cover
from librarian import functions, get_resource
+from librarian.hyphenator import Hyphenator
+
functions.reg_person_name()
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.read().decode('latin1').split('\n'):
+ list = line.strip().split('|')
+ if list[0] == text:
+ result = list[2]
+ if result == '':
+ return text
+ else:
+ return result
+ bibl_lng = etree.XPath('//dc:language//text()',
+ namespaces={'dc': str(DCNS)})(source_tree)
+ short_lng = get_short_lng_code(bibl_lng[0])
+ try:
+ return Hyphenator(get_resource('res/hyph-dictionaries/hyph_' +
+ short_lng + '.dic'))
+ except:
+ pass
+
+
+def hyphenate_and_fix_conjunctions(source_tree, hyph):
+ texts = etree.XPath('/utwor/*[2]//text()')(source_tree)
+ for t in texts:
+ parent = t.getparent()
+ if hyph is not None:
+ newt = ''
+ wlist = re.compile(r'\w+|[^\w]', re.UNICODE).findall(t)
+ for w in wlist:
+ newt += hyph.inserted(w, u'\u00AD')
+ else:
+ newt = t
+ newt = re.sub(r'(?<=\s\w)\s+', u'\u00A0', newt)
+ if t.is_text:
+ parent.text = newt
+ elif t.is_tail:
+ parent.tail = newt
+
+
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):
""" sets node's text and children from a string
>>> 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):
for child in source:
if child.tag in ('pe', 'pa', 'pt', 'pr'):
annotation = deepcopy(child)
- number = str(len(annotations)+1)
+ number = str(len(annotations) + 1)
annotation.set('number', number)
annotation.set('part', str(part_no))
annotation.tail = ''
>>> 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>
-
+
"""
def __init__(self, stanza_elem):
self.stanza = stanza_elem
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
""" Adds a node to the manifest section in content.opf file """
partstr = 'part%d' % partno
- e = manifest.makeelement(OPFNS('item'), attrib={
- 'id': partstr,
- 'href': partstr + '.html',
- 'media-type': 'application/xhtml+xml',
- })
+ e = manifest.makeelement(
+ OPFNS('item'), attrib={'id': partstr, 'href': partstr + '.html',
+ 'media-type': 'application/xhtml+xml'}
+ )
manifest.append(e)
def add_to_spine(spine, partno):
""" Adds a node to the spine section in content.opf file """
- e = spine.makeelement(OPFNS('itemref'), attrib={'idref': 'part%d' % partno});
+ e = spine.makeelement(OPFNS('itemref'), attrib={'idref': 'part%d' % partno})
spine.append(e)
def add(self, name, part_href, level=0, is_part=True, index=None):
assert level == 0 or index is None
if level > 0 and self.children:
- return self.children[-1].add(name, part_href, level-1, is_part)
+ return self.children[-1].add(name, part_href, level - 1, is_part)
else:
t = TOC(name)
t.part_href = part_href
nav_label = nav_map.makeelement(NCXNS('navLabel'))
text = nav_map.makeelement(NCXNS('text'))
- text.text = child.name
+ if child.name is not None:
+ text.text = re.sub(r'\n', ' ', child.name)
+ else:
+ text.text = child.name
nav_label.append(text)
nav_point.append(nav_label)
texts.append(
"<div style='margin-left:%dem;'><a href='%s'>%s</a></div>" %
(depth, child.href(), child.name))
- texts.append(child.html_part(depth+1))
+ texts.append(child.html_part(depth + 1))
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()
# prepare a container for each chunk
part_xml = etree.Element('utwor')
etree.SubElement(part_xml, 'master')
- main_xml_part = part_xml[0] # master
+ main_xml_part = part_xml[0] # master
last_node_part = False
+
+ # the below loop are workaround for a problem with epubs in drama ebooks without acts
+ is_scene = False
+ is_act = False
for one_part in main_text:
name = one_part.tag
- if name == 'naglowek_czesc':
- yield part_xml
- last_node_part = True
- main_xml_part[:] = [deepcopy(one_part)]
- elif not last_node_part and name in ("naglowek_rozdzial", "naglowek_akt", "srodtytul"):
- yield part_xml
- main_xml_part[:] = [deepcopy(one_part)]
+ if name == 'naglowek_scena':
+ is_scene = True
+ elif name == 'naglowek_akt':
+ is_act = True
+
+ for one_part in main_text:
+ name = one_part.tag
+ if is_act is False and is_scene is True:
+ if name == 'naglowek_czesc':
+ yield part_xml
+ last_node_part = True
+ main_xml_part[:] = [deepcopy(one_part)]
+ elif not last_node_part and name == "naglowek_scena":
+ yield part_xml
+ main_xml_part[:] = [deepcopy(one_part)]
+ else:
+ main_xml_part.append(deepcopy(one_part))
+ last_node_part = False
else:
- main_xml_part.append(deepcopy(one_part))
- last_node_part = False
+ if name == 'naglowek_czesc':
+ yield part_xml
+ last_node_part = True
+ main_xml_part[:] = [deepcopy(one_part)]
+ elif not last_node_part and name in ("naglowek_rozdzial", "naglowek_akt", "srodtytul"):
+ yield part_xml
+ main_xml_part[:] = [deepcopy(one_part)]
+ else:
+ main_xml_part.append(deepcopy(one_part))
+ last_node_part = False
yield part_xml
toc = TOC()
for element in chunk_xml[0]:
- if element.tag in ("naglowek_czesc"):
+ if element.tag == "naglowek_czesc":
toc.add(node_name(element), "part%d.html#book-text" % chunk_no)
elif element.tag in ("naglowek_rozdzial", "naglowek_akt", "srodtytul"):
toc.add(node_name(element), "part%d.html" % chunk_no)
replace_by_verse(chunk_xml)
html_tree = xslt(chunk_xml, get_resource('epub/xsltScheme.xsl'))
chars = used_chars(html_tree.getroot())
- output_html = etree.tostring(html_tree, method="html", pretty_print=True)
+ output_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">'
+ )
return output_html, toc, chars
-def transform(wldoc, verbose=False,
- style=None, html_toc=False,
- sample=None, cover=None, flags=None):
+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)
cover: a cover.Cover factory or True for default
- flags: less-advertising, without-fonts, working-copy, with-full-fonts
+ flags: less-advertising, without-fonts, working-copy
"""
def transform_file(wldoc, chunk_counter=1, first=True, sample=None):
replace_characters(wldoc.edoc.getroot())
+ hyphenator = set_hyph_language(wldoc.edoc.getroot()) if hyphenate else None
+ hyphenate_and_fix_conjunctions(wldoc.edoc.getroot(), hyphenator)
+
# every input file will have a TOC entry,
# pointing to starting chunk
toc = TOC(wldoc.book_info.title, "part%d.html" % chunk_counter)
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, method="html", pretty_print=True))
+ 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:
else:
html_tree = xslt(wldoc.edoc, get_resource('epub/xsltChunkTitle.xsl'))
chars = used_chars(html_tree.getroot())
- html_string = etree.tostring(html_tree, method="html", pretty_print=True)
- zip.writestr('OPS/part%d.html' % chunk_counter, html_string)
+ 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/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
return toc, chunk_counter, chars, sample
-
document = deepcopy(wldoc)
del wldoc
for flag in flags:
document.edoc.getroot().set(flag, 'yes')
+ document.clean_ed_note()
+ document.clean_ed_note('abstrakt')
+
# add editors info
- document.edoc.getroot().set('editors', u', '.join(sorted(
- editor.readable() for editor in document.editors())))
+ editors = document.editors()
+ if editors:
+ document.edoc.getroot().set('editors', u', '.join(sorted(
+ editor.readable() for editor in editors)))
if document.book_info.funders:
document.edoc.getroot().set('funders', u', '.join(
document.book_info.funders))
output_file = NamedTemporaryFile(prefix='librarian', suffix='.epub', delete=False)
zip = zipfile.ZipFile(output_file, 'w', zipfile.ZIP_DEFLATED)
+ 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')
- 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>')
- zip.write(get_resource('res/wl-logo-small.png'), os.path.join('OPS', 'logo_wolnelektury.png'))
- zip.write(get_resource('res/jedenprocent.png'), os.path.join('OPS', 'jedenprocent.png'))
+ mime.extra = b''
+ zip.writestr(mime, b'application/epub+zip')
+ zip.writestr(
+ 'META-INF/container.xml',
+ 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'))
+ zip.write(get_resource('res/jedenprocent.png'),
+ os.path.join('OPS', 'jedenprocent.png'))
if not style:
style = get_resource('epub/style.css')
zip.write(style, os.path.join('OPS', 'style.css'))
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()
cover_tree = etree.parse(get_resource('epub/cover.html'))
cover_tree.find('//' + XHTMLNS('img')).set('src', cover_name)
zip.writestr('OPS/cover.html', etree.tostring(
- cover_tree, method="html", pretty_print=True))
+ cover_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 bound_cover.uses_dc_cover:
if document.book_info.cover_by:
'<item id="cover" href="cover.html" media-type="application/xhtml+xml" />'))
manifest.append(etree.fromstring(
'<item id="cover-image" href="%s" media-type="%s" />' % (cover_name, bound_cover.mime_type())))
- spine.insert(0, etree.fromstring('<itemref idref="cover" linear="no" />'))
+ spine.insert(0, etree.fromstring('<itemref idref="cover"/>'))
opf.getroot()[0].append(etree.fromstring('<meta name="cover" content="cover-image"/>'))
guide.append(etree.fromstring('<reference href="cover.html" type="cover" title="Okładka"/>'))
-
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>')
+ toc_file = etree.fromstring(
+ 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]
if html_toc:
html_tree = xslt(annotations, get_resource('epub/xsltAnnotations.xsl'))
chars = chars.union(used_chars(html_tree.getroot()))
zip.writestr('OPS/annotations.html', etree.tostring(
- html_tree, method="html", pretty_print=True))
+ 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">'
+ ))
toc.add("Wesprzyj Wolne Lektury", "support.html")
manifest.append(etree.fromstring(
'<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(
- html_tree, method="html", pretty_print=True))
-
- if not flags or not 'without-fonts' in flags:
+ 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
tmpdir = mkdtemp('-librarian-epub')
try:
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':
- if not flags or not 'with-full-fonts' in flags:
- 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"
- subprocess.check_call(optimizer_call)
- else:
- subprocess.check_call(optimizer_call, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
- zip.write(os.path.join(tmpdir, fname), os.path.join('OPS', fname))
+ optimizer_call = ['perl', 'subset.pl', '--chars',
+ ''.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, env=env)
else:
- zip.write(get_resource('fonts/' + fname), os.path.join('OPS', fname))
+ 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)))
rmtree(tmpdir)
if cwd is not None:
os.chdir(cwd)
- zip.writestr('OPS/content.opf', etree.tostring(opf, pretty_print=True, xml_declaration = True, encoding='UTF-8'))
+ zip.writestr('OPS/content.opf', etree.tostring(opf, pretty_print=True,
+ xml_declaration=True, encoding="utf-8"))
title = document.book_info.title
attributes = "dtb:uid", "dtb:depth", "dtb:totalPageCount", "dtb:maxPageNumber"
for st in attributes:
toc.add(u"Spis treści", "toc.html", index=1)
zip.writestr('OPS/toc.html', toc.html().encode('utf-8'))
toc.write_to_xml(nav_map)
- zip.writestr('OPS/toc.ncx', etree.tostring(toc_file, pretty_print=True, xml_declaration = True, encoding='UTF-8'))
+ zip.writestr('OPS/toc.ncx', etree.tostring(toc_file, pretty_print=True,
+ xml_declaration=True, encoding="utf-8"))
zip.close()
return OutputFile.from_filename(output_file.name)
fnp / librarian.git / blobdiff