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125 lines
4.5 KiB
Python
125 lines
4.5 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2018 OzzieIsaacs
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import division, print_function, unicode_literals
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import os
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from . import logger, isoLanguages
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from .constants import BookMeta
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log = logger.create()
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try:
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from comicapi.comicarchive import ComicArchive, MetaDataStyle
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use_comic_meta = True
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except ImportError as e:
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log.warning('cannot import comicapi, extracting comic metadata will not work: %s', e)
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import zipfile
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import tarfile
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use_comic_meta = False
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def extractCover(tmp_file_name, original_file_extension):
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if use_comic_meta:
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archive = ComicArchive(tmp_file_name)
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cover_data = None
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ext = os.path.splitext(archive.getPageName(0))
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if len(ext) > 1:
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extension = ext[1].lower()
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if extension == '.jpg' or extension == '.jpeg':
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cover_data = archive.getPage(0)
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else:
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if original_file_extension.upper() == '.CBZ':
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cf = zipfile.ZipFile(tmp_file_name)
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for name in cf.namelist():
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ext = os.path.splitext(name)
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if len(ext) > 1:
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extension = ext[1].lower()
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if extension == '.jpg':
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cover_data = cf.read(name)
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break
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elif original_file_extension.upper() == '.CBT':
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cf = tarfile.TarFile(tmp_file_name)
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for name in cf.getnames():
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ext = os.path.splitext(name)
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if len(ext) > 1:
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extension = ext[1].lower()
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if extension == '.jpg':
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cover_data = cf.extractfile(name).read()
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break
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prefix = os.path.dirname(tmp_file_name)
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if cover_data:
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tmp_cover_name = prefix + '/cover' + extension
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image = open(tmp_cover_name, 'wb')
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image.write(cover_data)
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image.close()
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else:
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tmp_cover_name = None
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return tmp_cover_name
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def get_comic_info(tmp_file_path, original_file_name, original_file_extension):
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if use_comic_meta:
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archive = ComicArchive(tmp_file_path)
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if archive.seemsToBeAComicArchive():
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if archive.hasMetadata(MetaDataStyle.CIX):
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style = MetaDataStyle.CIX
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elif archive.hasMetadata(MetaDataStyle.CBI):
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style = MetaDataStyle.CBI
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else:
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style = None
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if style is not None:
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loadedMetadata = archive.readMetadata(style)
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lang = loadedMetadata.language
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if len(lang) == 2:
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loadedMetadata.language = isoLanguages.get(part1=lang).name
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elif len(lang) == 3:
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loadedMetadata.language = isoLanguages.get(part3=lang).name
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else:
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loadedMetadata.language = ""
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return BookMeta(
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file_path=tmp_file_path,
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extension=original_file_extension,
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title=loadedMetadata.title or original_file_name,
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author=" & ".join([credit["person"] for credit in loadedMetadata.credits if credit["role"] == "Writer"]) or u"Unknown",
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cover=extractCover(tmp_file_path, original_file_extension),
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description=loadedMetadata.comments or "",
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tags="",
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series=loadedMetadata.series or "",
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series_id=loadedMetadata.issue or "",
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languages=loadedMetadata.language)
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else:
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return BookMeta(
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file_path=tmp_file_path,
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extension=original_file_extension,
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title=original_file_name,
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author=u"Unknown",
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cover=extractCover(tmp_file_path, original_file_extension),
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description="",
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tags="",
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series="",
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series_id="",
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languages="")
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