75 lines
2.1 KiB
Python
75 lines
2.1 KiB
Python
# -*- test-case-name: twisted.conch.test.test_cftp -*-
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# Copyright (c) Twisted Matrix Laboratories.
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# See LICENSE for details.
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import array
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import stat
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from time import time, strftime, localtime
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# locale-independent month names to use instead of strftime's
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_MONTH_NAMES = dict(zip(
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range(1, 13),
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"Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec".split()))
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def lsLine(name, s):
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"""
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Build an 'ls' line for a file ('file' in its generic sense, it
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can be of any type).
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"""
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mode = s.st_mode
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perms = array.array('c', '-'*10)
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ft = stat.S_IFMT(mode)
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if stat.S_ISDIR(ft): perms[0] = 'd'
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elif stat.S_ISCHR(ft): perms[0] = 'c'
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elif stat.S_ISBLK(ft): perms[0] = 'b'
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elif stat.S_ISREG(ft): perms[0] = '-'
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elif stat.S_ISFIFO(ft): perms[0] = 'f'
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elif stat.S_ISLNK(ft): perms[0] = 'l'
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elif stat.S_ISSOCK(ft): perms[0] = 's'
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else: perms[0] = '!'
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# user
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if mode&stat.S_IRUSR:perms[1] = 'r'
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if mode&stat.S_IWUSR:perms[2] = 'w'
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if mode&stat.S_IXUSR:perms[3] = 'x'
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# group
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if mode&stat.S_IRGRP:perms[4] = 'r'
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if mode&stat.S_IWGRP:perms[5] = 'w'
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if mode&stat.S_IXGRP:perms[6] = 'x'
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# other
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if mode&stat.S_IROTH:perms[7] = 'r'
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if mode&stat.S_IWOTH:perms[8] = 'w'
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if mode&stat.S_IXOTH:perms[9] = 'x'
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# suid/sgid
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if mode&stat.S_ISUID:
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if perms[3] == 'x': perms[3] = 's'
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else: perms[3] = 'S'
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if mode&stat.S_ISGID:
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if perms[6] == 'x': perms[6] = 's'
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else: perms[6] = 'S'
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lsresult = [
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perms.tostring(),
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str(s.st_nlink).rjust(5),
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' ',
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str(s.st_uid).ljust(9),
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str(s.st_gid).ljust(9),
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str(s.st_size).rjust(8),
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' ',
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]
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# need to specify the month manually, as strftime depends on locale
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ttup = localtime(s.st_mtime)
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sixmonths = 60 * 60 * 24 * 7 * 26
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if s.st_mtime + sixmonths < time(): # last edited more than 6mo ago
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strtime = strftime("%%s %d %Y ", ttup)
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else:
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strtime = strftime("%%s %d %H:%M ", ttup)
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lsresult.append(strtime % (_MONTH_NAMES[ttup[1]],))
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lsresult.append(name)
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return ''.join(lsresult)
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__all__ = ['lsLine']
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