83 lines
2.8 KiB
EmacsLisp
83 lines
2.8 KiB
EmacsLisp
;;; url-imap.el --- IMAP retrieval routines -*- lexical-binding: t; -*-
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;; Copyright (C) 1999, 2004-2024 Free Software Foundation, Inc.
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;; Author: Simon Josefsson <jas@pdc.kth.se>
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;; Keywords: comm, data, processes
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Anyway, here's a teaser. It's quite broken in lots of regards, but at
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;; least it seem to work. At least a little. At least when called
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;; manually like this (I've no idea how it's supposed to be called):
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;; (url-imap (url-generic-parse-url "imap://cyrus.andrew.cmu.edu/archive.c-client;UID=1021"))
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;;; Code:
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(require 'url-util)
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(require 'url-parse)
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(require 'nnimap)
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(require 'mm-util)
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(defconst url-imap-default-port 143 "Default IMAP port.")
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(defvar imap-username)
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(defvar imap-password)
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(defun url-imap-open-host (host port user pass)
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;; xxx use user and password
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(if (fboundp 'nnheader-init-server-buffer)
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(nnheader-init-server-buffer))
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(let ((imap-username user)
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(imap-password pass)
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(authenticator (if user 'login 'anonymous)))
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(nnimap-open-server host
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`((nnimap-server-port ,port)
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(nnimap-stream 'network)
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(nnimap-authenticator ,authenticator)))))
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(defun url-imap (url)
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(unless (url-p url)
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(signal 'wrong-type-error (list "Need a pre-parsed URL." url)))
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(with-current-buffer (generate-new-buffer " *url-imap*")
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(mm-disable-multibyte)
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(let* ((host (url-host url))
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(port (url-port url))
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;; xxx decode mailbox (see rfc2192)
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(mailbox (url-filename url))
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(coding-system-for-read 'binary))
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(and (eq (string-to-char mailbox) ?/)
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(setq mailbox (substring mailbox 1)))
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(url-imap-open-host host port (url-user url) (url-password url))
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(cond ((assoc "TYPE" (url-attributes url))
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;; xxx list mailboxes (start gnus?)
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)
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((assoc "UID" (url-attributes url))
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;; fetch message part
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;; xxx handle partial fetches
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(insert "Content-type: message/rfc822\n\n")
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(nnimap-request-article (cdr (assoc "UID" (url-attributes url)))
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mailbox host (current-buffer)))
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(t
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;; xxx list messages in mailbox (start gnus?)
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)))
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(current-buffer)))
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;;; url-imap.el ends here
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