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Mini Shell
Mini Shell
# -*- 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"]
Zerion Mini Shell 1.0