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# This file is part of EbookLib.
# Copyright (c) 2013 Aleksandar Erkalovic <aerkalov@gmail.com>
#
# EbookLib is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# EbookLib is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with EbookLib. If not, see <http://www.gnu.org/licenses/>.
from ebooklib.plugins.base import BasePlugin
from ebooklib.utils import parse_html_string
class BooktypeLinks(BasePlugin):
NAME = 'Booktype Links'
def __init__(self, booktype_book):
self.booktype_book = booktype_book
def html_before_write(self, book, chapter):
from lxml import etree
try:
from urlparse import urlparse, urljoin
except ImportError:
from urllib.parse import urlparse, urljoin
try:
tree = parse_html_string(chapter.content)
except:
return
root = tree.getroottree()
if len(root.find('body')) != 0:
body = tree.find('body')
# should also be aware to handle
# ../chapter/
# ../chapter/#reference
# ../chapter#reference
for _link in body.xpath('//a'):
# This is just temporary for the footnotes
if _link.get('href', '').find('InsertNoteID') != -1:
_ln = _link.get('href', '')
i = _ln.find('#')
_link.set('href', _ln[i:])
continue
_u = urlparse(_link.get('href', ''))
# Let us care only for internal links at the moment
if _u.scheme == '':
if _u.path != '':
_link.set('href', '%s.xhtml' % _u.path)
if _u.fragment != '':
_link.set('href', urljoin(_link.get('href'), '#%s' % _u.fragment))
if _link.get('name') != None:
_link.set('id', _link.get('name'))
etree.strip_attributes(_link, 'name')
chapter.content = etree.tostring(tree, pretty_print=True, encoding='utf-8')
class BooktypeFootnotes(BasePlugin):
NAME = 'Booktype Footnotes'
def __init__(self, booktype_book):
self.booktype_book = booktype_book
def html_before_write(self, book, chapter):
from lxml import etree
from ebooklib import epub
try:
tree = parse_html_string(chapter.content)
except:
return
root = tree.getroottree()
if len(root.find('body')) != 0:
body = tree.find('body')
# <span id="InsertNoteID_1_marker1" class="InsertNoteMarker"><sup><a href="#InsertNoteID_1">1</a></sup><span>
# <ol id="InsertNote_NoteList"><li id="InsertNoteID_1">prvi footnote <span id="InsertNoteID_1_LinkBacks"><sup><a href="#InsertNoteID_1_marker1">^</a></sup></span></li>
# <a epub:type="noteref" href="#n1">1</a></p>
# <aside epub:type="footnote" id="n1"><p>These have been corrected in this EPUB3 edition.</p></aside>
for footnote in body.xpath('//span[@class="InsertNoteMarker"]'):
footnote_id = footnote.get('id')[:-8]
a = footnote.getchildren()[0].getchildren()[0]
footnote_text = body.xpath('//li[@id="%s"]' % footnote_id)[0]
a.attrib['{%s}type' % epub.NAMESPACES['EPUB']] = 'noteref'
ftn = etree.SubElement(body, 'aside', {'id': footnote_id})
ftn.attrib['{%s}type' % epub.NAMESPACES['EPUB']] = 'footnote'
ftn_p = etree.SubElement(ftn, 'p')
ftn_p.text = footnote_text.text
old_footnote = body.xpath('//ol[@id="InsertNote_NoteList"]')
if len(old_footnote) > 0:
body.remove(old_footnote[0])
chapter.content = etree.tostring(tree, pretty_print=True, encoding='utf-8')
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