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# This is mailman's interface to the alias database.
# TODO:
# Write a wrapper program w/ root uid that allows the mailman user
# only to update the alias database.
import string
_file = open('/etc/aliases', 'r')
_lines = _file.readlines()
aliases = {}
_cur_line = None
def _AddAlias(line):
line = string.strip(line)
if not line:
return
colon_index = string.find(line, ":")
if colon_index < 1:
raise "SyntaxError", "Malformed /etc/aliases file"
alias = string.lower(string.strip(line[:colon_index]))
rest = string.split(line[colon_index+1:], ",")
rest = map(string.strip, rest)
aliases[alias] = rest
for _line in _lines:
if _line[0] == '#':
continue
if _line[0] == ' ' or _line[0] == '\t':
_cur_line = _cur_line + _line
continue
if _cur_line:
_AddAlias(_cur_line)
_cur_line = _line
def GetAlias(str):
str = string.lower(str)
if not aliases.has_key(str):
raise KeyError, "No such alias"
return aliases[str]
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