lisp/url/url-imap.el

   1 ;;; url-imap.el --- IMAP retrieval routines
   2 ;; Author: Simon Josefsson <jas@pdc.kth.se>
   3 ;; Created: $Date: 2004/04/04 01:21:46 $
   4 ;; Version: $Revision: 1.1.1.1 $
   5 ;; Keywords: comm, data, processes
   6
   7 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
   8 ;;; Copyright (c) 1999 Free Software Foundation, Inc.
   9 ;;;
  10 ;;; This file is part of GNU Emacs.
  11 ;;;
  12 ;;; GNU Emacs is free software; you can redistribute it and/or modify
  13 ;;; it under the terms of the GNU General Public License as published by
  14 ;;; the Free Software Foundation; either version 2, or (at your option)
  15 ;;; any later version.
  16 ;;;
  17 ;;; GNU Emacs is distributed in the hope that it will be useful,
  18 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;;; GNU General Public License for more details.
  21 ;;;
  22 ;;; You should have received a copy of the GNU General Public License
  23 ;;; along with GNU Emacs; see the file COPYING.  If not, write to the
  24 ;;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  25 ;;; Boston, MA 02111-1307, USA.
  26 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  27
  28 ; Anyway, here's a teaser. It's quite broken in lots of regards, but at
  29 ; least it seem to work. At least a little. At least when called
  30 ; manually like this (I've no idea how it's supposed to be called):
  31
  32 ; (url-imap (url-generic-parse-url "imap://cyrus.andrew.cmu.edu/archive.c-client;UID=1021"))
  33
  34 (eval-when-compile (require 'cl))
  35 (require 'url-util)
  36 (require 'url-parse)
  37 (require 'nnimap)
  38 (require 'mm-util)
  39
  40 (defconst url-imap-default-port 143 "Default IMAP port")
  41
  42 (defun url-imap-open-host (host port user pass)
  43   ;; xxx use user and password
  44   (if (fboundp 'nnheader-init-server-buffer)
  45       (nnheader-init-server-buffer))
  46   (let ((imap-username user)
  47         (imap-password pass)
  48         (authenticator (if user 'login 'anonymous)))
  49     (if (stringp port)
  50         (setq port (string-to-int port)))
  51     (nnimap-open-server host
  52                         `((nnimap-server-port ,port)
  53                           (nnimap-stream 'network)
  54                           (nnimap-authenticator ,authenticator)))))
  55
  56 (defun url-imap (url)
  57   (check-type url vector "Need a pre-parsed URL.")
  58   (save-excursion
  59     (set-buffer (generate-new-buffer " *url-imap*"))
  60     (mm-disable-multibyte)
  61     (let* ((host (url-host url))
  62            (port (url-port url))
  63            ;; xxx decode mailbox (see rfc2192)
  64            (mailbox (url-filename url))
  65            (coding-system-for-read 'binary))
  66       (and (eq (string-to-char mailbox) ?/)
  67            (setq mailbox (substring mailbox 1)))
  68       (url-imap-open-host host port (url-user url) (url-password url))
  69       (cond ((assoc "TYPE" (url-attributes url))
  70              ;; xxx list mailboxes (start gnus?)
  71              )
  72             ((assoc "UID" (url-attributes url))
  73              ;; fetch message part
  74              ;; xxx handle partial fetches
  75              (insert "Content-type: message/rfc822\n\n")
  76              (nnimap-request-article (cdr (assoc "UID" (url-attributes url)))
  77                                      mailbox host (current-buffer)))
  78             (t
  79              ;; xxx list messages in mailbox (start gnus?)
  80              )))
  81     (current-buffer)))
  82
  83 ;;; arch-tag: 034991ff-5425-48ea-b911-c96c90e6f47d