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input.py
# -*- coding: utf-8 -*-

__license__   = 'GPL v3'
__copyright__ = '2009, John Schember <john@nachtimwald.com>'
__docformat__ = 'restructuredtext en'

import os

from calibre.customize.conversion import InputFormatPlugin, OptionRecommendation
from calibre.ebooks.pdb.header import PdbHeaderReader
from calibre.ebooks.pdb import PDBError, IDENTITY_TO_NAME, get_reader

00013 class PDBInput(InputFormatPlugin):

    name        = 'PDB Input'
    author      = 'John Schember'
    description = 'Convert PDB to HTML'
    file_types  = set(['pdb'])

    options = set([
        OptionRecommendation(name='single_line_paras', recommended_value=False,
            help=_('Normally calibre treats blank lines as paragraph markers. '
                'With this option it will assume that every line represents '
                'a paragraph instead.')),
        OptionRecommendation(name='print_formatted_paras', recommended_value=False,
            help=_('Normally calibre treats blank lines as paragraph markers. '
                'With this option it will assume that every line starting with '
                'an indent (either a tab or 2+ spaces) represents a paragraph. '
                'Paragraphs end when the next line that starts with an indent '
                'is reached.')),
    ])

00033     def convert(self, stream, options, file_ext, log,
                accelerators):
        header = PdbHeaderReader(stream)
        Reader = get_reader(header.ident)

        if Reader is None:
            raise PDBError('No reader available for format within container.\n Identity is %s. Book type is %s' % (header.ident, IDENTITY_TO_NAME.get(header.ident, _('Unknown'))))

        log.debug('Detected ebook format as: %s with identity: %s' % (IDENTITY_TO_NAME[header.ident], header.ident))

        reader = Reader(header, stream, log, options)
        opf = reader.extract_content(os.getcwd())

        return opf

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