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63 lines
2.6 KiB
Python
63 lines
2.6 KiB
Python
import copy
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from lxml import etree
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from ebook_converter import constants as const
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from ebook_converter.customize.conversion import InputFormatPlugin
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class LITInput(InputFormatPlugin):
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name = 'LIT Input'
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author = 'Marshall T. Vandegrift'
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description = 'Convert LIT files to HTML'
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file_types = {'lit'}
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commit_name = 'lit_input'
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def convert(self, stream, options, file_ext, log,
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accelerators):
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from ebook_converter.ebooks.lit.reader import LitReader
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from ebook_converter.ebooks.conversion.plumber import create_oebbook
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self.log = log
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return create_oebbook(log, stream, options, reader=LitReader)
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def postprocess_book(self, oeb, opts, log):
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from ebook_converter.ebooks.oeb.base import XPath, XHTML
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for item in oeb.spine:
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root = item.data
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if not hasattr(root, 'xpath'):
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continue
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for bad in ('metadata', 'guide'):
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metadata = XPath('//h:'+bad)(root)
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if metadata:
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for x in metadata:
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x.getparent().remove(x)
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body = XPath('//h:body')(root)
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if body:
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body = body[0]
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if len(body) == 1 and body[0].tag == XHTML('pre'):
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pre = body[0]
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from ebook_converter.ebooks.txt.processor import \
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convert_basic, separate_paragraphs_single_line
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from ebook_converter.ebooks.chardet import xml_to_unicode
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self.log.info('LIT file with all text in singe <pre> tag '
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'detected')
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html = separate_paragraphs_single_line(pre.text)
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html = convert_basic(html).replace('<html>',
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'<html xmlns="%s">' %
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const.XHTML_NS)
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html = xml_to_unicode(html, strip_encoding_pats=True,
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resolve_entities=True)[0]
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if opts.smarten_punctuation:
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# SmartyPants skips text inside <pre> tags
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from ebook_converter.ebooks.conversion import \
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preprocess
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html = preprocess.smarten_punctuation(html, self.log)
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root = etree.fromstring(html)
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body = XPath('//h:body')(root)
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pre.tag = XHTML('div')
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pre.text = ''
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for elem in body:
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ne = copy.deepcopy(elem)
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pre.append(ne)
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