pmacs3/dirutil.py

51 lines
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Python
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2007-07-21 10:37:02 -04:00
import grp, os, pwd
from point2 import Point
def resolve_token(w):
c = w.logical_cursor()
p = Point(0, c.y)
return w.get_next_token_by_type(p, 'name')
def resolve_name(w):
t = resolve_token(w)
return t.string
def resolve_path(w):
name = resolve_name(w)
path = os.path.join(w.buffer.path, name)
return path
def find_name(w, s):
found = False
w.goto(Point(0, 0))
c = w.logical_cursor()
while not found and c.y < len(w.buffer.lines):
t = resolve_token(w)
if t.string == s:
found = True
break
w.goto(Point(c.x, c.y + 1))
c = w.logical_cursor()
if not found:
w.goto(Point(0, 0))
def valid_owner(owner):
if not owner:
return False
elif owner.isdigit():
return True
try:
pwd.getpwnam(owner)
return True
except:
return False
def valid_group(group):
if not group:
return False
elif group.isdigit():
return True
try:
grp.getgrnam(group)
return True
except:
return False