Current File : //usr/lib/calibre/calibre/ebooks/conversion/plugins/lit_input.py
#!/usr/bin/env python3
__license__ = 'GPL v3'
__copyright__ = '2009, Kovid Goyal <kovid@kovidgoyal.net>'
__docformat__ = 'restructuredtext en'
from calibre.customize.conversion import InputFormatPlugin
class LITInput(InputFormatPlugin):
name = 'LIT Input'
author = 'Marshall T. Vandegrift'
description = _('Convert LIT files to HTML')
file_types = {'lit'}
commit_name = 'lit_input'
def convert(self, stream, options, file_ext, log,
accelerators):
from calibre.ebooks.lit.reader import LitReader
from calibre.ebooks.conversion.plumber import create_oebbook
self.log = log
return create_oebbook(log, stream, options, reader=LitReader)
def postprocess_book(self, oeb, opts, log):
from calibre.ebooks.oeb.base import XHTML_NS, XPath, XHTML
for item in oeb.spine:
root = item.data
if not hasattr(root, 'xpath'):
continue
for bad in ('metadata', 'guide'):
metadata = XPath('//h:'+bad)(root)
if metadata:
for x in metadata:
x.getparent().remove(x)
body = XPath('//h:body')(root)
if body:
body = body[0]
if len(body) == 1 and body[0].tag == XHTML('pre'):
pre = body[0]
from calibre.ebooks.txt.processor import convert_basic, \
separate_paragraphs_single_line
from calibre.ebooks.chardet import xml_to_unicode
from calibre.utils.xml_parse import safe_xml_fromstring
import copy
self.log('LIT file with all text in single <pre> tag detected')
html = separate_paragraphs_single_line(pre.text)
html = convert_basic(html).replace('<html>',
'<html xmlns="%s">'%XHTML_NS)
html = xml_to_unicode(html, strip_encoding_pats=True,
resolve_entities=True)[0]
if opts.smarten_punctuation:
# SmartyPants skips text inside <pre> tags
from calibre.ebooks.conversion.preprocess import smarten_punctuation
html = smarten_punctuation(html, self.log)
root = safe_xml_fromstring(html)
body = XPath('//h:body')(root)
pre.tag = XHTML('div')
pre.text = ''
for elem in body:
ne = copy.deepcopy(elem)
pre.append(ne)
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