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Direktori : /lib/python3/dist-packages/twisted/conch/ |
Current File : //lib/python3/dist-packages/twisted/conch/ls.py |
# -*- test-case-name: twisted.conch.test.test_cftp -*- # Copyright (c) Twisted Matrix Laboratories. # See LICENSE for details. import array import stat from time import localtime, strftime, time # Locale-independent month names to use instead of strftime's _MONTH_NAMES = dict( list( zip( list(range(1, 13)), "Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec".split(), ) ) ) def lsLine(name, s): """ Build an 'ls' line for a file ('file' in its generic sense, it can be of any type). """ mode = s.st_mode perms = array.array("B", b"-" * 10) ft = stat.S_IFMT(mode) if stat.S_ISDIR(ft): perms[0] = ord("d") elif stat.S_ISCHR(ft): perms[0] = ord("c") elif stat.S_ISBLK(ft): perms[0] = ord("b") elif stat.S_ISREG(ft): perms[0] = ord("-") elif stat.S_ISFIFO(ft): perms[0] = ord("f") elif stat.S_ISLNK(ft): perms[0] = ord("l") elif stat.S_ISSOCK(ft): perms[0] = ord("s") else: perms[0] = ord("!") # User if mode & stat.S_IRUSR: perms[1] = ord("r") if mode & stat.S_IWUSR: perms[2] = ord("w") if mode & stat.S_IXUSR: perms[3] = ord("x") # Group if mode & stat.S_IRGRP: perms[4] = ord("r") if mode & stat.S_IWGRP: perms[5] = ord("w") if mode & stat.S_IXGRP: perms[6] = ord("x") # Other if mode & stat.S_IROTH: perms[7] = ord("r") if mode & stat.S_IWOTH: perms[8] = ord("w") if mode & stat.S_IXOTH: perms[9] = ord("x") # Suid/sgid if mode & stat.S_ISUID: if perms[3] == ord("x"): perms[3] = ord("s") else: perms[3] = ord("S") if mode & stat.S_ISGID: if perms[6] == ord("x"): perms[6] = ord("s") else: perms[6] = ord("S") if isinstance(name, bytes): name = name.decode("utf-8") lsPerms = perms.tobytes() lsPerms = lsPerms.decode("utf-8") lsresult = [ lsPerms, str(s.st_nlink).rjust(5), " ", str(s.st_uid).ljust(9), str(s.st_gid).ljust(9), str(s.st_size).rjust(8), " ", ] # Need to specify the month manually, as strftime depends on locale ttup = localtime(s.st_mtime) sixmonths = 60 * 60 * 24 * 7 * 26 if s.st_mtime + sixmonths < time(): # Last edited more than 6mo ago strtime = strftime("%%s %d %Y ", ttup) else: strtime = strftime("%%s %d %H:%M ", ttup) lsresult.append(strtime % (_MONTH_NAMES[ttup[1]],)) lsresult.append(name) return "".join(lsresult) __all__ = ["lsLine"]