# -*- 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
+from librarian import functions, get_resource
functions.reg_person_name()
"""
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
return xml.xslt(etree.parse(xsltf))
-_resdir = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'epub')
-def res(fname):
- return os.path.join(_resdir, fname)
-
-
def replace_characters(node):
def replace_chars(text):
if text is None:
.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):
child.clear()
child.tail = tail
child.text = number
- if child.tag not in ('extra', 'podtytul'):
+ if child.tag not in ('extra', 'uwaga'):
find_annotations(annotations, child, part_no)
class TOC(object):
- def __init__(self, name=None, part_number=None):
+ def __init__(self, name=None, part_href=None):
self.children = []
self.name = name
- self.part_number = part_number
+ self.part_href = part_href
self.sub_number = None
- def add(self, name, part_number, level=0, is_part=True):
+ 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_number, level-1, is_part)
+ return self.children[-1].add(name, "part%d.html" % part_href, level-1, is_part)
else:
t = TOC(name)
- t.part_number = part_number
- self.children.append(t)
+ t.part_href = part_href
+ if index is not None:
+ self.children.insert(index, t)
+ else:
+ self.children.append(t)
if not is_part:
t.sub_number = len(self.children) + 1
return t.sub_number
else:
return 0
- def write_to_xml(self, nav_map, counter):
+ def href(self):
+ src = self.part_href
+ if self.sub_number is not None:
+ src += '#sub%d' % self.sub_number
+ return src
+
+ def write_to_xml(self, nav_map, counter=1):
for child in self.children:
nav_point = nav_map.makeelement(NCXNS('navPoint'))
nav_point.set('id', 'NavPoint-%d' % counter)
nav_point.append(nav_label)
content = nav_map.makeelement(NCXNS('content'))
- src = 'part%d.html' % child.part_number
- if child.sub_number is not None:
- src += '#sub%d' % child.sub_number
- content.set('src', src)
+ content.set('src', child.href())
nav_point.append(content)
nav_map.append(nav_point)
counter = child.write_to_xml(nav_point, counter + 1)
return counter
+ def html_part(self, depth=0):
+ texts = []
+ for child in self.children:
+ 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))
+ return "\n".join(texts)
+
+ def html(self):
+ with open(get_resource('epub/toc.html')) as f:
+ t = unicode(f.read(), 'utf-8')
+ return t % self.html_part()
+
def used_chars(element):
""" Lists characters used in an ETree Element """
toc = TOC()
for element in chunk_xml[0]:
if element.tag in ("naglowek_czesc", "naglowek_rozdzial", "naglowek_akt", "srodtytul"):
- toc.add(node_name(element), chunk_no)
+ toc.add(node_name(element), "part%d.html" % chunk_no)
elif element.tag in ('naglowek_podrozdzial', 'naglowek_scena'):
- subnumber = toc.add(node_name(element), chunk_no, level=1, is_part=False)
+ subnumber = toc.add(node_name(element), "part%d.html" % chunk_no, level=1, is_part=False)
element.set('sub', str(subnumber))
if empty:
if not _empty_html_static:
- _empty_html_static.append(open(res('emptyChunk.html')).read())
+ _empty_html_static.append(open(get_resource('epub/emptyChunk.html')).read())
chars = set()
output_html = _empty_html_static[0]
else:
find_annotations(annotations, chunk_xml, chunk_no)
replace_by_verse(chunk_xml)
- html_tree = xslt(chunk_xml, res('xsltScheme.xsl'))
+ 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)
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,
+ style=None, html_toc=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, without-fonts
"""
def transform_file(input_xml, chunk_counter=1, first=True, sample=None):
chars = set()
if first:
# write book title page
- html_tree = xslt(input_xml, res('xsltTitle.xsl'))
+ html_tree = xslt(input_xml, get_resource('epub/xsltTitle.xsl'))
chars = used_chars(html_tree.getroot())
zip.writestr('OPS/title.html',
etree.tostring(html_tree, method="html", pretty_print=True))
+ # add a title page TOC entry
+ toc.add(u"Strona tytułowa", "title.html")
elif children:
# write title page for every parent
if sample is not None and sample <= 0:
chars = set()
- html_string = open(res('emptyChunk.html')).read()
+ html_string = open(get_resource('epub/emptyChunk.html')).read()
else:
- html_tree = xslt(input_xml, res('xsltChunkTitle.xsl'))
+ html_tree = xslt(input_xml, 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)
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.')
'<rootfiles><rootfile full-path="OPS/content.opf" ' \
'media-type="application/oebps-package+xml" />' \
'</rootfiles></container>')
- for fname in 'style.css', 'logo_wolnelektury.png':
- zip.write(res(fname), os.path.join('OPS', fname))
+ 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'))
- opf = xslt(metadata, res('xsltContent.xsl'))
+ opf = xslt(metadata, get_resource('epub/xsltContent.xsl'))
manifest = opf.find('.//' + OPFNS('manifest'))
+ guide = opf.find('.//' + OPFNS('guide'))
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" linear="no" />'))
+ 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>' \
- '<navPoint id="NavPoint-1" playOrder="1"><navLabel>' \
- '<text>Strona tytułowa</text></navLabel><content src="title.html" />' \
- '</navPoint></navMap></ncx>')
+ '</navMap></ncx>')
nav_map = toc_file[-1]
+ if html_toc:
+ manifest.append(etree.fromstring(
+ '<item id="html_toc" href="toc.html" media-type="application/xhtml+xml" />'))
+ spine.append(etree.fromstring(
+ '<itemref idref="html_toc" />'))
+ guide.append(etree.fromstring('<reference href="toc.html" type="toc" title="Spis treści"/>'))
+
toc, chunk_counter, chars, sample = transform_file(input_xml, sample=sample)
- if not toc.children:
- toc.add(u"Początek utworu", 1)
- toc_counter = toc.write_to_xml(nav_map, 2)
+ if len(toc.children) < 2:
+ toc.add(u"Początek utworu", "part1.html")
# Last modifications in container files and EPUB creation
if len(annotations) > 0:
- 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.add("Przypisy", "annotations.html")
manifest.append(etree.fromstring(
'<item id="annotations" href="annotations.html" media-type="application/xhtml+xml" />'))
spine.append(etree.fromstring(
'<itemref idref="annotations" />'))
replace_by_verse(annotations)
- html_tree = xslt(annotations, res("xsltAnnotations.xsl"))
+ 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))
- # 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'), res('../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))
- rmtree(tmpdir)
- os.chdir(cwd)
+ 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(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))
+
+ if not flags or not 'without-fonts' in flags:
+ # 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'),
+ 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))
+ manifest.append(etree.fromstring(
+ '<item id="%s" href="%s" media-type="font/ttf" />' % (fname, fname)))
+ rmtree(tmpdir)
+ os.chdir(cwd)
zip.writestr('OPS/content.opf', etree.tostring(opf, pretty_print=True))
contents = []
toc_file[0][0].set('content', ''.join((title, 'WolneLektury.pl')))
toc_file[0][1].set('content', str(toc.depth()))
set_inner_xml(toc_file[1], ''.join(('<text>', title, '</text>')))
+
+ # write TOC
+ if html_toc:
+ 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))
zip.close()
fnp / librarian.git / blobdiff