class EpubExporter:
contents_i18n = {
'en': 'Table of Contents',
'fr': 'Table des matières',
'de': 'Inhaltsverzeichnis',
}
def run(self, document, filename):
docparser = DocumentParser()
docparser.parse(document.root)
identifier = 'uuid' # FIXME
lang = document.manifest['lang']
title = document.manifest['title']
subtitle = document.manifest['subtitle']
authors = document.manifest['authors']
templates_folder = os.path.join(
os.path.dirname(os.path.realpath(__file__)),
'templates'
)
env = Environment(loader=FileSystemLoader(templates_folder))
self.epub = EpubBuilder(filename)
self.epub.identifier = identifier
self.epub.title = title
self.epub.metadata.add_language(lang)
self.epub.open()
# add navpoints
if len(docparser.navpoints) == 0: # add one navpoint if none (else invalid)
self.epub.add_navpoint(EpubNavPoint(
id='section-0',
source='texts/section-0.xhtml',
label='Contents', # FIXME i18n
))
else:
for navpoint in docparser.navpoints:
self.epub.add_navpoint(navpoint)
# titlepage
template = env.get_template('epub_titlepage.xhtml')
self.epub.add_text_from_string(
'texts/titlepage.xhtml',
template.render(lang=lang, title=title, subtitle=subtitle, authors=', '.join(authors)),
'titlepage'
)
template = env.get_template('epub_titlepage_style.css')
self.epub.add_style_from_string('styles/titlepage.css', template.render(), 'style_titlepage')
self.epub.add_guide("title-page", "Title page", "texts/titlepage.xhtml")
# contents
if docparser.navpoints:
contents_title = self.contents_i18n[lang]
template = env.get_template('epub_contents.xhtml')
self.epub.add_text_from_string(
'texts/contents.xhtml',
template.render(lang=lang, title=contents_title, navpoints=self.epub.navpoints),
'contents'
)
self.epub.add_guide("contents", contents_title, "texts/contents.xhtml")
# add pages
renderer = EpubRenderer()
template = env.get_template('epub_main.xhtml')
for section in docparser.section_list:
self.epub.add_text_from_string(
'texts/{}.xhtml'.format(section['id']),
template.render(
lang=lang,
title=section['title'],
content=renderer.run(section['nodes']).rstrip().replace("\n", "\n ") # FIXME indent?
),
section['id']
)
# add main.css
template = env.get_template('epub_style.css')
self.epub.add_style_from_string('styles/main.css', template.render(), 'style_main')
self.epub.close()
<title>Chapter 2</title>
<link rel="stylesheet" href="../styles/stylesheet.css" type="text/css"/>
</head>
<body>
<h1>Chapter 2</h1>
<p><img src="../images/logo.png" alt="ePUB Logo"/></p>
<ul>
<li>Proinde concepta rabie saeviore, quam desperatio</li>
<li>Illud autem non dubitatur quod cum esset aliquando</li>
<li>Nam sole orto magnitudine angusti gurgitis sed</li>
<li>Quare hoc quidem praeceptum, cuiuscumque est, ad</li>
<li>Cumque pertinacius ut legum gnarus accusatorem</li>
</ul>
</body>
</html>""")
epub.add_style_from_string("styles/stylesheet.css", """\
h1 {
color: gray;
border-bottom: 1px solid gray;
}
p:first-letter {
font-size: 1.8em;
float: left;
}""", "style")
epub.add_file_from_file("images/logo.png", "sample-logo.png", "logo", "image/png")
epub.close()