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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):
try:
from urlparse import urljoin, urlparse
except ImportError:
from urllib.parse import urljoin, urlparse
from lxml import etree
try:
tree = parse_html_string(chapter.content)
except Exception:
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", "{path}.xhtml".format(path=_u.path)) # noqa: UP032
if _u.fragment != "":
_link.set("href", urljoin(_link.get("href"), "#{fragment}".format(fragment=_u.fragment))) # noqa: UP032
if _link.get("name") is not 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 Exception:
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>
# </ol>
# <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="{footnote_id}"]'.format(footnote_id=footnote_id))[0] # noqa: UP032
a.attrib["{%s}type" % epub.NAMESPACES["EPUB"]] = "noteref" # noqa
ftn = etree.SubElement(body, "aside", {"id": footnote_id})
ftn.attrib["{%s}type" % epub.NAMESPACES["EPUB"]] = "footnote" # noqa
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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