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# coding=utf-8
from ebooklib import epub
from ebooklib.plugins.base import BasePlugin
class SamplePlugin(BasePlugin):
NAME = 'Sample Plugin'
# Very useless but example of what can be done
def html_before_write(self, book, chapter):
if chapter.content is None:
return
try:
from urlparse import urlparse, urljoin
except ImportError:
from urllib.parse import urlparse, urljoin
from lxml import html, etree
utf8_parser = html.HTMLParser(encoding='utf-8')
tree = html.document_fromstring(chapter.content, parser=utf8_parser)
root = tree.getroottree()
if len(root.find('body')) != 0:
body = tree.find('body')
for _link in body.xpath("//a[@class='test']"):
_link.set('href', 'http://www.binarni.net/')
chapter.content = etree.tostring(tree, pretty_print=True, encoding='utf-8')
if __name__ == '__main__':
book = epub.EpubBook()
# add metadata
book.set_identifier('sample123456')
book.set_title('Sample book')
book.set_language('en')
book.add_author('Aleksandar Erkalovic')
# intro chapter
c1 = epub.EpubHtml(title='Introduction', file_name='intro.xhtml', lang='en')
c1.content=u'<html><head></head><body><h1>Introduction</h1><p>Introduction paragraph <a class="test">with a link</a> where i explain what is happening.</p></body></html>'
# about chapter
c2 = epub.EpubHtml(title='About this book', file_name='about.xhtml')
c2.content='<h1>About this book</h1><p>Helou, this is my book! There are many books, but this one is mine.</p>'
# add chapters to the book
book.add_item(c1)
book.add_item(c2)
# create table of contents
# - add section
# - add auto created links to chapters
book.toc = (epub.Link('intro.xhtml', 'Introduction', 'intro'),
(epub.Section('Languages'),
(c1, c2))
)
# add navigation files
book.add_item(epub.EpubNcx())
book.add_item(epub.EpubNav())
# define css style
style = '''
@namespace epub "http://www.idpf.org/2007/ops";
body {
font-family: Cambria, Liberation Serif, Bitstream Vera Serif, Georgia, Times, Times New Roman, serif;
}
h2 {
text-align: left;
text-transform: uppercase;
font-weight: 200;
}
ol {
list-style-type: none;
}
ol > li:first-child {
margin-top: 0.3em;
}
nav[epub|type~='toc'] > ol > li > ol {
list-style-type:square;
}
nav[epub|type~='toc'] > ol > li > ol > li {
margin-top: 0.3em;
}
'''
# add css file
nav_css = epub.EpubItem(uid="style_nav", file_name="style/nav.css", media_type="text/css", content=style)
book.add_item(nav_css)
# create spine
book.spine = ['nav', c1, c2]
opts = {'plugins': [SamplePlugin()]}
# create epub file
epub.write_epub('test.epub', book, opts)
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