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Initial revision
This commit is contained in:
Richard M. Stallman
parent
7d58ed9927
commit
24975917d0
479
lisp/mail/smtpmail.el
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479
lisp/mail/smtpmail.el
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@ -0,0 +1,479 @@
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;; Simple SMTP protocol (RFC 821) for sending mail
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;; Copyright (C) 1995 Free Software Foundation, Inc.
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;; Author: Tomoji Kagatani <kagatani@rbc.ncl.omron.co.jp>
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;; Keywords: mail
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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 2, or (at your option)
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;; 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; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Commentary:
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;; Send Mail to smtp host from smtpmail temp buffer.
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;; alfa release
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;; Please add these lines in your .emacs(_emacs).
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;;
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;;(setq send-mail-function 'smtpmail-send-it)
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;;(setq smtpmail-default-smtp-server "YOUR SMTP HOST")
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;;(setq smtpmail-smtp-service "smtp")
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;;(setq smtpmail-local-domain "YOUR DOMAIN NAME")
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;;(setq smtpmail-debug-info t)
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;;(load-library "smtpmail")
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;;(setq smtpmail-code-conv-from nil)
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;;; Code:
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(require 'sendmail)
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;;;
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(defvar smtpmail-default-smtp-server nil
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"*Specify default SMTP server.")
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(defvar smtpmail-smtp-server (or (getenv "SMTPSERVER")
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smtpmail-default-smtp-server)
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"*The name of the host running SMTP server.")
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(defvar smtpmail-smtp-service "smtp"
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"*SMTP service port number. smtp or 25 .")
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(defvar smtpmail-local-domain nil
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"*Local domain name without a host name.
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If the function (system-name) returns the full internet address,
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don't define this value.")
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(defvar smtpmail-debug-info nil
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"*smtpmail debug info printout. messages and process buffer.")
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(defvar smtpmail-code-conv-from nil ;; *junet*
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"*smtpmail code convert from this code to *internal*..for tiny-mime..")
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;;;
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;;;
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;;;
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(defun smtpmail-send-it ()
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(let ((errbuf (if mail-interactive
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(generate-new-buffer " smtpmail errors")
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0))
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(tembuf (generate-new-buffer " smtpmail temp"))
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(case-fold-search nil)
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resend-to-addresses
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delimline
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(mailbuf (current-buffer)))
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(unwind-protect
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(save-excursion
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(set-buffer tembuf)
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(erase-buffer)
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(insert-buffer-substring mailbuf)
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(goto-char (point-max))
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;; require one newline at the end.
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(or (= (preceding-char) ?\n)
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(insert ?\n))
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;; Change header-delimiter to be what sendmail expects.
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(goto-char (point-min))
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(re-search-forward
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(concat "^" (regexp-quote mail-header-separator) "\n"))
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(replace-match "\n")
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(backward-char 1)
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(setq delimline (point-marker))
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(if mail-aliases
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(expand-mail-aliases (point-min) delimline))
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(goto-char (point-min))
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;; ignore any blank lines in the header
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(while (and (re-search-forward "\n\n\n*" delimline t)
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(< (point) delimline))
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(replace-match "\n"))
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(let ((case-fold-search t))
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(goto-char (point-min))
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;; Find and handle any FCC fields.
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(goto-char (point-min))
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(if (re-search-forward "^FCC:" delimline t)
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(mail-do-fcc delimline))
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(goto-char (point-min))
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(require 'mail-utils)
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(while (re-search-forward "^Resent-to:" delimline t)
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(setq resend-to-addresses
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(save-restriction
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(narrow-to-region (point)
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(save-excursion
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(end-of-line)
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(point)))
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(append (mail-parse-comma-list)
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resend-to-addresses))))
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;;; Apparently this causes a duplicate Sender.
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;;; ;; If the From is different than current user, insert Sender.
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;;; (goto-char (point-min))
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;;; (and (re-search-forward "^From:" delimline t)
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;;; (progn
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;;; (require 'mail-utils)
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;;; (not (string-equal
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;;; (mail-strip-quoted-names
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;;; (save-restriction
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;;; (narrow-to-region (point-min) delimline)
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;;; (mail-fetch-field "From")))
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;;; (user-login-name))))
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;;; (progn
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;;; (forward-line 1)
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;;; (insert "Sender: " (user-login-name) "\n")))
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;; "S:" is an abbreviation for "Subject:".
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(goto-char (point-min))
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(if (re-search-forward "^S:" delimline t)
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(replace-match "Subject:"))
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;; Don't send out a blank subject line
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(goto-char (point-min))
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(if (re-search-forward "^Subject:[ \t]*\n" delimline t)
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(replace-match ""))
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;; Insert an extra newline if we need it to work around
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;; Sun's bug that swallows newlines.
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(goto-char (1+ delimline))
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(if (eval mail-mailer-swallows-blank-line)
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(newline))
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(if mail-interactive
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(save-excursion
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(set-buffer errbuf)
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(erase-buffer))))
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;;
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;;
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;;
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(setq smtpmail-address-buffer (generate-new-buffer "*smtp-mail*"))
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(setq smtpmail-recipient-address-list
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(smtpmail-deduce-address-list tembuf (point-min) delimline))
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(kill-buffer smtpmail-address-buffer)
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(smtpmail-do-bcc delimline)
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(if (not (null smtpmail-recipient-address-list))
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(if (not (smtpmail-via-smtp smtpmail-recipient-address-list tembuf))
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(error "Sending... Failed. SMTP Protocol Error."))
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(error "Sending... failed. No recipients."))
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)
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(kill-buffer tembuf)
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(if (bufferp errbuf)
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(kill-buffer errbuf)))))
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;(defun smtpmail-via-smtp (host,port,sender,destination,smtpmail-text-buffer)
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(defun smtpmail-fqdn ()
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(if smtpmail-local-domain
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(concat (system-name) "." smtpmail-local-domain)
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(system-name)))
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(defun smtpmail-via-smtp (recipient smtpmail-text-buffer)
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(let ((process nil)
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host
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port
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response-code
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)
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(setq host smtpmail-smtp-server)
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(setq port smtpmail-smtp-service)
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(unwind-protect
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(catch 'done
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;; get or create the trace buffer
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(setq process-buffer
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(get-buffer-create (format "*trace of SMTP session to %s*" host)))
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;; clear the trace buffer of old output
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(save-excursion
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(set-buffer process-buffer)
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(erase-buffer))
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;; open the connection to the server
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(setq process (open-network-stream "SMTP" process-buffer host port))
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(and (null process) (throw 'done nil))
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;; set the send-filter
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(set-process-filter process 'smtpmail-process-filter)
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(save-excursion
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(set-buffer process-buffer)
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(make-local-variable 'smtpmail-read-point)
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(setq smtpmail-read-point (point-min))
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(if (or (null (car (setq greeting (smtpmail-read-response process))))
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(not (integerp (car greeting)))
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(>= (car greeting) 400))
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(throw 'done nil)
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)
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;; HELO
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(smtpmail-send-command process (format "HELO %s" (smtpmail-fqdn)))
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(if (or (null (car (setq response-code (smtpmail-read-response process))))
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(not (integerp (car response-code)))
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(>= (car response-code) 400))
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(throw 'done nil)
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)
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;; MAIL FROM: <sender>
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; (smtpmail-send-command process (format "MAIL FROM:%s@%s" (user-login-name) (smtpmail-fqdn)))
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(smtpmail-send-command process (format "MAIL FROM:%s" user-mail-address))
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(if (or (null (car (setq response-code (smtpmail-read-response process))))
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(not (integerp (car response-code)))
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(>= (car response-code) 400))
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(throw 'done nil)
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)
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;; RCPT TO: <recipient>
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(setq n 0)
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(while (not (null (nth n recipient)))
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(smtpmail-send-command process (format "RCPT TO: %s" (nth n recipient)))
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(setq n (1+ n))
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(if (or (null (car (setq response-code (smtpmail-read-response process))))
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(not (integerp (car response-code)))
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(>= (car response-code) 400))
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(throw 'done nil)
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)
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)
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;; DATA
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(smtpmail-send-command process "DATA")
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(if (or (null (car (setq response-code (smtpmail-read-response process))))
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(not (integerp (car response-code)))
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(>= (car response-code) 400))
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(throw 'done nil)
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)
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;; Mail contents
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(smtpmail-send-data process smtpmail-text-buffer)
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;;DATA end "."
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(smtpmail-send-command process ".")
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(if (or (null (car (setq response-code (smtpmail-read-response process))))
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(not (integerp (car response-code)))
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(>= (car response-code) 400))
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(throw 'done nil)
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)
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;;QUIT
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; (smtpmail-send-command process "QUIT")
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; (and (null (car (smtpmail-read-response process)))
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; (throw 'done nil))
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t ))
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(if process
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(save-excursion
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(set-buffer (process-buffer process))
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(smtpmail-send-command process "QUIT")
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(smtpmail-read-response process)
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; (if (or (null (car (setq response-code (smtpmail-read-response process))))
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; (not (integerp (car response-code)))
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; (>= (car response-code) 400))
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; (throw 'done nil)
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; )
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(delete-process process))))))
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;; check completely by T.Kagatani
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(defun smtpmail-process-filter (process output)
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(save-excursion
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(set-buffer (process-buffer process))
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(goto-char (point-max))
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(insert output)))
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;; check completely by T.Kagatani
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(defun smtpmail-read-response (process)
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(let ((case-fold-search nil)
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(response-string nil)
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(response-continue t)
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(return-value '(nil ""))
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match-end)
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; (setq response-string nil)
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; (setq response-continue t)
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; (setq return-value '(nil ""))
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(goto-char smtpmail-read-point)
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(while response-continue
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(while (not (search-forward "\r\n" nil t))
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(accept-process-output process)
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(goto-char smtpmail-read-point))
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(setq match-end (point))
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(if (null response-string)
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(setq response-string
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(buffer-substring smtpmail-read-point (- match-end 2))))
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(goto-char smtpmail-read-point)
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(if (looking-at "[0-9]+ ")
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(progn (setq response-continue nil)
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; (setq return-value response-string)
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(if smtpmail-debug-info
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(message response-string))
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(setq smtpmail-read-point match-end)
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(setq return-value
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(cons (string-to-int
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(buffer-substring (match-beginning 0) (match-end 0)))
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response-string)))
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(if (looking-at "[0-9]+-")
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(progn (setq smtpmail-read-point match-end)
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(setq response-continue t))
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(progn
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(setq smtpmail-read-point match-end)
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(setq response-continue nil)
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(setq return-value
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(cons nil response-string))
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)
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)))
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(setq smtpmail-read-point match-end)
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return-value))
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;; check completely by T.Kagatani
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(defun smtpmail-send-command (process command)
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(goto-char (point-max))
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(if (= (aref command 0) ?P)
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(insert "PASS <omitted>\r\n")
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(insert command "\r\n"))
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(setq smtpmail-read-point (point))
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(process-send-string process command)
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(process-send-string process "\r\n"))
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;; check completely by T.Kagatani
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(defun smtpmail-send-data-1 (process data)
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(goto-char (point-max))
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(if (not (null smtpmail-code-conv-from))
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(setq data (code-convert-string data smtpmail-code-conv-from *internal*)))
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(if smtpmail-debug-info
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(insert data "\r\n"))
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(setq smtpmail-read-point (point))
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(process-send-string process data)
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;; . -> ..
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(if (string-equal data ".")
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(process-send-string process "."))
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(process-send-string process "\r\n")
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)
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(defun smtpmail-send-data (process buffer)
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(let
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((data-continue t)
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(sending-data nil)
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this-line
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this-line-end)
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(save-excursion
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(set-buffer buffer)
|
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(goto-char (point-min)))
|
||||
|
||||
(while data-continue
|
||||
(save-excursion
|
||||
(set-buffer buffer)
|
||||
(beginning-of-line)
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(setq this-line (point))
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||||
(end-of-line)
|
||||
(setq this-line-end (point))
|
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(setq sending-data nil)
|
||||
(setq sending-data (buffer-substring this-line this-line-end))
|
||||
(if (/= (forward-line 1) 0)
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(setq data-continue nil)))
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||||
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(smtpmail-send-data-1 process sending-data)
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)
|
||||
)
|
||||
)
|
||||
|
||||
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||||
(defun smtpmail-deduce-address-list (smtpmail-text-buffer header-start header-end)
|
||||
"Get address list suitable for smtp RCPT TO: <address>."
|
||||
(require 'mail-utils) ;; pick up mail-strip-quoted-names
|
||||
(let
|
||||
((case-fold-search t)
|
||||
(simple-address-list "")
|
||||
this-line
|
||||
this-line-end)
|
||||
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||||
(unwind-protect
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(save-excursion
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;;
|
||||
(set-buffer smtpmail-address-buffer) (erase-buffer)
|
||||
(insert-buffer-substring smtpmail-text-buffer header-start header-end)
|
||||
(goto-char (point-min))
|
||||
(while (re-search-forward "^\\(TO:\\|CC:\\|BCC:\\)" header-end t)
|
||||
(replace-match "")
|
||||
(setq this-line (match-beginning 0))
|
||||
(forward-line 1)
|
||||
;; get any continuation lines
|
||||
(while (and (looking-at "^[ \t]+") (< (point) header-end))
|
||||
(forward-line 1))
|
||||
(setq this-line-end (point-marker))
|
||||
(setq simple-address-list
|
||||
(concat simple-address-list " "
|
||||
(mail-strip-quoted-names (buffer-substring this-line this-line-end))))
|
||||
)
|
||||
(erase-buffer)
|
||||
(insert-string " ")
|
||||
(insert-string simple-address-list)
|
||||
(insert-string "\n")
|
||||
(subst-char-in-region (point-min) (point-max) 10 ? t);; newline --> blank
|
||||
(subst-char-in-region (point-min) (point-max) ?, ? t);; comma --> blank
|
||||
(subst-char-in-region (point-min) (point-max) 9 ? t);; tab --> blank
|
||||
|
||||
(goto-char (point-min))
|
||||
;; tidyness in case hook is not robust when it looks at this
|
||||
(while (re-search-forward "[ \t]+" header-end t) (replace-match " "))
|
||||
|
||||
(goto-char (point-min))
|
||||
(setq recipient-address-list nil)
|
||||
(while (re-search-forward " [^ ]+ " (point-max) t)
|
||||
(backward-char 1)
|
||||
(setq recipient-address-list(cons (buffer-substring (match-beginning 0) (match-end 0))
|
||||
recipient-address-list))
|
||||
)
|
||||
(setq smtpmail-recipient-address-list recipient-address-list)
|
||||
|
||||
)
|
||||
)
|
||||
)
|
||||
)
|
||||
|
||||
|
||||
(defun smtpmail-do-bcc (header-end)
|
||||
"Delete BCC: and their continuation lines from the header area.
|
||||
There may be multiple BCC: lines, and each may have arbitrarily
|
||||
many continuation lines."
|
||||
(let ((case-fold-search t))
|
||||
(save-excursion (goto-char (point-min))
|
||||
;; iterate over all BCC: lines
|
||||
(while (re-search-forward "^BCC:" header-end t)
|
||||
(delete-region (match-beginning 0) (progn (forward-line 1) (point)))
|
||||
;; get rid of any continuation lines
|
||||
(while (and (looking-at "^[ \t].*\n") (< (point) header-end))
|
||||
(replace-match ""))
|
||||
)
|
||||
) ;; save-excursion
|
||||
) ;; let
|
||||
)
|
||||
|
||||
|
||||
|
||||
(provide 'smtpmail)
|
||||
|
||||
;; smtpmail.el ends here
|
||||
Loading…
Reference in New Issue
Block a user