mirror of
https://github.com/morpheus65535/bazarr
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122 lines
4.1 KiB
Python
122 lines
4.1 KiB
Python
"""
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A command-line utility for fixing text found in a file.
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"""
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import sys
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import io
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import codecs
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from ftfy import fix_file, __version__
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from ftfy.compatibility import PYTHON2
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ENCODE_ERROR_TEXT_UNIX = """ftfy error:
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Unfortunately, this output stream does not support Unicode.
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Your system locale may be very old or misconfigured. You should use a locale
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that supports UTF-8. One way to do this is to `export LANG=C.UTF-8`.
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"""
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ENCODE_ERROR_TEXT_WINDOWS = """ftfy error:
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Unfortunately, this output stream does not support Unicode.
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You might be trying to output to the Windows Command Prompt (cmd.exe), which
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does not fully support Unicode for historical reasons. In general, we recommend
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finding a way to run Python without using cmd.exe.
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You can work around this problem by using the '-o filename' option in ftfy to
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output to a file instead.
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"""
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DECODE_ERROR_TEXT = """ftfy error:
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This input couldn't be decoded as %r. We got the following error:
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%s
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ftfy works best when its input is in a known encoding. You can use `ftfy -g`
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to guess, if you're desperate. Otherwise, give the encoding name with the
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`-e` option, such as `ftfy -e latin-1`.
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"""
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def main():
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"""
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Run ftfy as a command-line utility.
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"""
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import argparse
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parser = argparse.ArgumentParser(
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description="ftfy (fixes text for you), version %s" % __version__
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)
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parser.add_argument('filename', default='-', nargs='?',
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help='The file whose Unicode is to be fixed. Defaults '
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'to -, meaning standard input.')
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parser.add_argument('-o', '--output', type=str, default='-',
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help='The file to output to. Defaults to -, meaning '
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'standard output.')
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parser.add_argument('-g', '--guess', action='store_true',
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help="Ask ftfy to guess the encoding of your input. "
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"This is risky. Overrides -e.")
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parser.add_argument('-e', '--encoding', type=str, default='utf-8',
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help='The encoding of the input. Defaults to UTF-8.')
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parser.add_argument('-n', '--normalization', type=str, default='NFC',
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help='The normalization of Unicode to apply. '
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'Defaults to NFC. Can be "none".')
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parser.add_argument('--preserve-entities', action='store_true',
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help="Leave HTML entities as they are. The default "
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"is to decode them, as long as no HTML tags "
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"have appeared in the file.")
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args = parser.parse_args()
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encoding = args.encoding
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if args.guess:
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encoding = None
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if args.filename == '-':
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# Get a standard input stream made of bytes, so we can decode it as
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# whatever encoding is necessary.
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if PYTHON2:
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file = sys.stdin
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else:
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file = sys.stdin.buffer
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else:
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file = open(args.filename, 'rb')
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if args.output == '-':
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encode_output = PYTHON2
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outfile = sys.stdout
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else:
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encode_output = False
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outfile = io.open(args.output, 'w', encoding='utf-8')
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normalization = args.normalization
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if normalization.lower() == 'none':
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normalization = None
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if args.preserve_entities:
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fix_entities = False
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else:
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fix_entities = 'auto'
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try:
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for line in fix_file(file, encoding=encoding,
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fix_entities=fix_entities,
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normalization=normalization):
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if encode_output:
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outfile.write(line.encode('utf-8'))
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else:
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try:
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outfile.write(line)
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except UnicodeEncodeError:
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if sys.platform == 'win32':
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sys.stderr.write(ENCODE_ERROR_TEXT_WINDOWS)
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else:
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sys.stderr.write(ENCODE_ERROR_TEXT_UNIX)
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sys.exit(1)
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except UnicodeDecodeError as err:
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sys.stderr.write(DECODE_ERROR_TEXT % (encoding, err))
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sys.exit(1)
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if __name__ == '__main__':
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main()
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