126 lines
3.6 KiB
Python
Executable File
126 lines
3.6 KiB
Python
Executable File
## @file
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# Check a patch for various format issues
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#
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# Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
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#
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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#
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from __future__ import print_function
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VersionNumber = '0.1'
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__copyright__ = "Copyright (c) 2015, Intel Corporation All rights reserved."
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import argparse
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import codecs
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import os
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import sys
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class ConvertOneArg:
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"""Converts utf-16 to utf-8 for one command line argument.
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This could be a single file, or a directory.
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"""
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def __init__(self, utf8, source):
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self.utf8 = utf8
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self.source = source
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self.ok = True
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if not os.path.exists(source):
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self.ok = False
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elif os.path.isdir(source):
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for (root, dirs, files) in os.walk(source):
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files = filter(lambda a: a.endswith('.uni'), files)
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for filename in files:
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path = os.path.join(root, filename)
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self.ok &= self.convert_one_file(path)
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if not self.ok:
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break
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if not self.ok:
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break
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else:
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self.ok &= self.convert_one_file(source)
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def convert_one_file(self, source):
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if self.utf8:
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new_enc, old_enc = 'utf-8', 'utf-16'
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else:
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new_enc, old_enc = 'utf-16', 'utf-8'
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#
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# Read file
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#
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f = open(source, mode='rb')
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file_content = f.read()
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f.close()
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#
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# Detect UTF-16 Byte Order Mark at beginning of file.
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#
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bom = (file_content.startswith(codecs.BOM_UTF16_BE) or
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file_content.startswith(codecs.BOM_UTF16_LE))
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if bom != self.utf8:
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print("%s: already %s" % (source, new_enc))
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return True
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#
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# Decode old string data
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#
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str_content = file_content.decode(old_enc, 'ignore')
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#
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# Encode new string data
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#
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new_content = str_content.encode(new_enc, 'ignore')
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#
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# Write converted data back to file
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#
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f = open(source, mode='wb')
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f.write(new_content)
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f.close()
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print(source + ": converted, size", len(file_content), '=>', len(new_content))
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return True
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class ConvertUniApp:
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"""Converts .uni files between utf-16 and utf-8."""
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def __init__(self):
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self.parse_options()
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sources = self.args.source
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self.ok = True
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for patch in sources:
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self.process_one_arg(patch)
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if self.ok:
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self.retval = 0
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else:
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self.retval = -1
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def process_one_arg(self, arg):
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self.ok &= ConvertOneArg(self.utf8, arg).ok
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def parse_options(self):
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parser = argparse.ArgumentParser(description=__copyright__)
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parser.add_argument('--version', action='version',
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version='%(prog)s ' + VersionNumber)
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parser.add_argument('source', nargs='+',
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help='[uni file | directory]')
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group = parser.add_mutually_exclusive_group()
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group.add_argument("--utf-8",
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action="store_true",
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help="Convert from utf-16 to utf-8 [default]")
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group.add_argument("--utf-16",
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action="store_true",
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help="Convert from utf-8 to utf-16")
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self.args = parser.parse_args()
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self.utf8 = not self.args.utf_16
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if __name__ == "__main__":
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sys.exit(ConvertUniApp().retval)
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