def create_ncx(toc, to_href, btitle, lang, uid): lang = lang.replace('_', '-') ncx = etree.Element(NCX('ncx'), attrib={'version': '2005-1', XML('lang'): lang}, nsmap={None: NCX_NS}) head = etree.SubElement(ncx, NCX('head')) etree.SubElement(head, NCX('meta'), name='dtb:uid', content=unicode(uid)) etree.SubElement(head, NCX('meta'), name='dtb:depth', content=str(toc.depth)) generator = ''.join(['calibre (', __version__, ')']) etree.SubElement(head, NCX('meta'), name='dtb:generator', content=generator) etree.SubElement(head, NCX('meta'), name='dtb:totalPageCount', content='0') etree.SubElement(head, NCX('meta'), name='dtb:maxPageNumber', content='0') title = etree.SubElement(ncx, NCX('docTitle')) text = etree.SubElement(title, NCX('text')) text.text = btitle navmap = etree.SubElement(ncx, NCX('navMap')) spat = re.compile(r'\s+') play_order = Counter() def process_node(xml_parent, toc_parent): for child in toc_parent: play_order['c'] += 1 point = etree.SubElement(xml_parent, NCX('navPoint'), id='num_%d' % play_order['c'], playOrder=str(play_order['c'])) label = etree.SubElement(point, NCX('navLabel')) title = child.title if title: title = spat.sub(' ', title) etree.SubElement(label, NCX('text')).text = title if child.dest: href = to_href(child.dest) if child.frag: href += '#'+child.frag etree.SubElement(point, NCX('content'), src=href) process_node(point, child) process_node(navmap, toc) return ncx
def add_from_li(li, parent): href = text = None for x in li.iterchildren(XHTML('a'), XHTML('span')): text = etree.tostring( x, method='text', encoding=unicode, with_tail=False).strip() or ' '.join( x.xpath('descendant-or-self::*/@title')).strip() href = x.get('href') if href: if href.startswith('#'): href = bn + href break np = parent.makeelement(NCX('navPoint')) parent.append(np) np.append(np.makeelement(NCX('navLabel'))) np[0].append(np.makeelement(NCX('text'))) np[0][0].text = text if href: np.append(np.makeelement(NCX('content'), attrib={'src': href})) return np