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#
# httpauth/htdigest.rb -- Apache compatible htdigest file
#
# Author: IPR -- Internet Programming with Ruby -- writers
# Copyright (c) 2003 Internet Programming with Ruby writers. All rights
# reserved.
#
# $IPR: htdigest.rb,v 1.4 2003/07/22 19:20:45 gotoyuzo Exp $
require 'webrick/httpauth/userdb'
require 'webrick/httpauth/digestauth'
require 'tempfile'
module WEBrick
module HTTPAuth
class Htdigest
include UserDB
def initialize(path)
@path = path
@mtime = Time.at(0)
@digest = Hash.new
@mutex = Mutex::new
@auth_type = DigestAuth
open(@path,"a").close unless File::exist?(@path)
reload
end
def reload
mtime = File::mtime(@path)
if mtime > @mtime
@digest.clear
open(@path){|io|
while line = io.gets
line.chomp!
user, realm, pass = line.split(/:/, 3)
unless @digest[realm]
@digest[realm] = Hash.new
end
@digest[realm][user] = pass
end
}
@mtime = mtime
end
end
def flush(output=nil)
output ||= @path
tmp = Tempfile.new("htpasswd", File::dirname(output))
begin
each{|item| tmp.puts(item.join(":")) }
tmp.close
File::rename(tmp.path, output)
rescue
tmp.close(true)
end
end
def get_passwd(realm, user, reload_db)
reload() if reload_db
if hash = @digest[realm]
hash[user]
end
end
def set_passwd(realm, user, pass)
@mutex.synchronize{
unless @digest[realm]
@digest[realm] = Hash.new
end
@digest[realm][user] = make_passwd(realm, user, pass)
}
end
def delete_passwd(realm, user)
if hash = @digest[realm]
hash.delete(user)
end
end
def each
@digest.keys.sort.each{|realm|
hash = @digest[realm]
hash.keys.sort.each{|user|
yield([user, realm, hash[user]])
}
}
end
end
end
end
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