mirror of
https://github.com/ciromattia/kcc
synced 2025-12-11 00:36:33 +00:00
136 lines
5.0 KiB
Python
136 lines
5.0 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (c) 2012-2014 Ciro Mattia Gonano <ciromattia@gmail.com>
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# Copyright (c) 2013-2019 Pawel Jastrzebski <pawelj@iosphe.re>
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#
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# Permission to use, copy, modify, and/or distribute this software for
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# any purpose with or without fee is hereby granted, provided that the
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# above copyright notice and this permission notice appear in all
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# copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
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# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
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# AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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# DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA
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# OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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# TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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# PERFORMANCE OF THIS SOFTWARE.
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#
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from functools import cached_property, lru_cache
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import os
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from pathlib import Path
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import platform
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import distro
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from subprocess import STDOUT, PIPE, CalledProcessError
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from xml.dom.minidom import parseString
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from xml.parsers.expat import ExpatError
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from .shared import IMAGE_TYPES, subprocess_run
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EXTRACTION_ERROR = 'Failed to extract archive. Try extracting file outside of KCC.'
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SEVENZIP = '7zz' if platform.system() == 'Darwin' else '7z'
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class ComicArchive:
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def __init__(self, filepath):
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self.filepath = filepath
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if not os.path.isfile(self.filepath):
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raise OSError('File not found.')
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self.dirname, self.basename = os.path.split(filepath)
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@cached_property
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def type(self):
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extraction_commands = [
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[SEVENZIP, 'l', '-y', '-p1', self.basename],
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]
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if distro.id() == 'fedora' or distro.like() == 'fedora':
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extraction_commands.append(
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['unrar', 'l', '-y', '-p1', self.basename],
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)
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for cmd in extraction_commands:
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try:
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process = subprocess_run(cmd, capture_output=True, check=True, cwd=self.dirname)
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for line in process.stdout.splitlines():
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if b'Type =' in line:
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return line.rstrip().decode().split(' = ')[1].upper()
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except FileNotFoundError:
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pass
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except CalledProcessError:
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pass
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raise OSError(EXTRACTION_ERROR)
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def extract(self, targetdir):
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if not os.path.isdir(targetdir):
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raise OSError('Target directory doesn\'t exist.')
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if Path(self.basename).suffix.lower() in IMAGE_TYPES:
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raise UserWarning('Put images into folder and drag and drop folder into KCC window.')
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missing = []
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extraction_commands = [
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['tar', '--exclude', '__MACOSX', '--exclude', '.DS_Store', '--exclude', 'thumbs.db', '--exclude', 'Thumbs.db', '-xf', self.basename, '-C', targetdir],
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[SEVENZIP, 'x', '-y', '-xr!__MACOSX', '-xr!.DS_Store', '-xr!thumbs.db', '-xr!Thumbs.db', '-o' + targetdir, self.basename],
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]
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if platform.system() == 'Darwin':
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extraction_commands.append(
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['unar', self.basename, '-D', '-f', '-o', targetdir]
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)
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extraction_commands.reverse()
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if distro.id() == 'fedora' or distro.like() == 'fedora':
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extraction_commands.append(
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['unrar', 'x', '-y', '-x__MACOSX', '-x.DS_Store', '-xthumbs.db', '-xThumbs.db', self.basename, targetdir]
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)
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for cmd in extraction_commands:
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try:
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subprocess_run(cmd, capture_output=True, check=True, cwd=self.dirname)
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return targetdir
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except FileNotFoundError:
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missing.append(cmd[0])
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except CalledProcessError:
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pass
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if missing:
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raise OSError(f'Extraction failed, install <a href="https://github.com/ciromattia/kcc#7-zip">specialized extraction software.</a> ')
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else:
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raise OSError(EXTRACTION_ERROR)
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def addFile(self, sourcefile):
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if self.type in ['RAR', 'RAR5']:
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raise NotImplementedError
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process = subprocess_run([SEVENZIP, 'a', '-y', self.basename, sourcefile],
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stdout=PIPE, stderr=STDOUT, cwd=self.dirname)
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if process.returncode != 0:
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raise OSError('Failed to add the file.')
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def extractMetadata(self):
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process = subprocess_run([SEVENZIP, 'x', '-y', '-so', self.basename, 'ComicInfo.xml'],
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stdout=PIPE, stderr=STDOUT, cwd=self.dirname)
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if process.returncode != 0:
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raise OSError(EXTRACTION_ERROR)
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try:
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return parseString(process.stdout)
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except ExpatError:
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return None
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@lru_cache
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def available_archive_tools():
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available = []
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for tool in ['tar', SEVENZIP, 'unar', 'unrar']:
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try:
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subprocess_run([tool], stdout=PIPE, stderr=STDOUT)
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available.append(tool)
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except (FileNotFoundError, CalledProcessError):
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pass
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return available
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