;;; pop3.el --- Post Office Protocol (RFC 1460) interface
-;; Copyright (C) 1996-1999 Free Software Foundation, Inc.
+;; Copyright (C) 1996, 97, 98, 1999 Free Software Foundation, Inc.
;; Author: Richard L. Pieri <ratinox@peorth.gweep.net>
-;; Keywords: mail, pop3
+;; Maintainer: FSF
+;; Keywords: mail
;; Version: 1.3s
;; This file is part of GNU Emacs.
;;; Code:
(require 'mail-utils)
-(provide 'pop3)
(defconst pop3-version "1.3s")
"Timestamp returned when initially connected to the POP server.
Used for APOP authentication.")
+(defvar pop3-movemail-file-coding-system nil
+ "Coding system for the crashbox made by `pop3-movemail'.")
+
(defvar pop3-read-point nil)
(defvar pop3-debug nil)
(n 1)
message-count
(pop3-password pop3-password)
- ;; use Unix line endings for crashbox
- (coding-system-for-write 'binary)
)
;; for debugging only
(if pop3-debug (switch-to-buffer (process-buffer process)))
((equal 'pass pop3-authentication-scheme)
(pop3-user process pop3-maildrop)
(pop3-pass process))
- (t (error "Invalid POP3 authentication scheme.")))
+ (t (error "Invalid POP3 authentication scheme")))
(setq message-count (car (pop3-stat process)))
(unwind-protect
(while (<= n message-count)
(pop3-retr process n crashbuf)
(save-excursion
(set-buffer crashbuf)
- (write-region (point-min) (point-max) crashbox t 'nomesg)
+ (let ((coding-system-for-write pop3-movemail-file-coding-system))
+ (write-region (point-min) (point-max) crashbox t 'nomesg))
(set-buffer (process-buffer process))
(while (> (buffer-size) 5000)
(goto-char (point-min))
)
t)
-(defun pop3-get-message-count ()
- "Return the number of messages in the maildrop."
- (let* ((process (pop3-open-server pop3-mailhost pop3-port))
- message-count
- (pop3-password pop3-password)
- )
- ;; for debugging only
- (if pop3-debug (switch-to-buffer (process-buffer process)))
- ;; query for password
- (if (and pop3-password-required (not pop3-password))
- (setq pop3-password
- (pop3-read-passwd (format "Password for %s: " pop3-maildrop))))
- (cond ((equal 'apop pop3-authentication-scheme)
- (pop3-apop process pop3-maildrop))
- ((equal 'pass pop3-authentication-scheme)
- (pop3-user process pop3-maildrop)
- (pop3-pass process))
- (t (error "Invalid POP3 authentication scheme.")))
- (setq message-count (car (pop3-stat process)))
- (pop3-quit process)
- message-count))
-
(defun pop3-open-server (mailhost port)
- "Open TCP connection to MAILHOST.
+ "Open TCP connection to MAILHOST on PORT.
Returns the process associated with the connection."
- (let ((process-buffer
- (get-buffer-create (format "trace of POP session to %s" mailhost)))
- (process)
- (coding-system-for-read 'binary);; because FSF Emacs 20 and
- (coding-system-for-write 'binary);; XEmacs 20 & 21 are st00pid
- )
+ (let ((coding-system-for-read 'binary)
+ (coding-system-for-write 'binary)
+ process)
(save-excursion
- (set-buffer process-buffer)
+ (set-buffer (get-buffer-create (concat " trace of POP session to %s"
+ mailhost)))
(erase-buffer)
(setq pop3-read-point (point-min))
- )
- (setq process
- (open-network-stream "POP" process-buffer mailhost port))
- (let ((response (pop3-read-response process t)))
- (setq pop3-timestamp
- (substring response (or (string-match "<" response) 0)
- (+ 1 (or (string-match ">" response) -1)))))
- process
- ))
+ (setq process (open-network-stream "POP"(current-buffer) mailhost port))
+ (let ((response (pop3-read-response process t)))
+ (setq pop3-timestamp
+ (substring response (or (string-match "<" response) 0)
+ (+ 1 (or (string-match ">" response) -1)))))
+ process)))
;; Support functions
(insert output)))
(defun pop3-send-command (process command)
- (set-buffer (process-buffer process))
- (goto-char (point-max))
- ;; (if (= (aref command 0) ?P)
- ;; (insert "PASS <omitted>\r\n")
- ;; (insert command "\r\n"))
- (setq pop3-read-point (point))
- (goto-char (point-max))
- (process-send-string process (concat command "\r\n"))
- )
+ (set-buffer (process-buffer process))
+ (goto-char (point-max))
+;; (if (= (aref command 0) ?P)
+;; (insert "PASS <omitted>\r\n")
+;; (insert command "\r\n"))
+ (setq pop3-read-point (point))
+ (goto-char (point-max))
+ (process-send-string process (concat command "\r\n"))
+ )
(defun pop3-read-response (process &optional return)
"Read the response from the server.
(setq match-end (point))
(goto-char pop3-read-point)
(if (looking-at "-ERR")
- (signal 'error (list (buffer-substring (point) (- match-end 2))))
+ (error (buffer-substring (point) (- match-end 2)))
(if (not (looking-at "+OK"))
(progn (setq pop3-read-point match-end) nil)
(setq pop3-read-point match-end)
t)
)))))
-(defun pop3-string-to-list (string &optional regexp)
- "Chop up a string into a list."
- (let ((list)
- (regexp (or regexp " "))
- (string (if (string-match "\r" string)
- (substring string 0 (match-beginning 0))
- string)))
- (store-match-data nil)
- (while string
- (if (string-match regexp string)
- (setq list (cons (substring string 0 (- (match-end 0) 1)) list)
- string (substring string (match-end 0)))
- (setq list (cons string list)
- string nil)))
- (nreverse list)))
-
(defvar pop3-read-passwd nil)
(defun pop3-read-passwd (prompt)
(if (not pop3-read-passwd)
- (if (load "passwd" t)
+ (if (fboundp 'read-passwd)
(setq pop3-read-passwd 'read-passwd)
- (autoload 'ange-ftp-read-passwd "ange-ftp")
- (setq pop3-read-passwd 'ange-ftp-read-passwd)))
+ (if (load "passwd" t)
+ (setq pop3-read-passwd 'read-passwd)
+ (autoload 'ange-ftp-read-passwd "ange-ftp")
+ (setq pop3-read-passwd 'ange-ftp-read-passwd))))
(funcall pop3-read-passwd prompt))
(defun pop3-clean-region (start end)
(looking-at "BABYL OPTIONS:") ; Babyl
))
(let ((from (mail-strip-quoted-names (mail-fetch-field "From")))
- (date (pop3-string-to-list (or (mail-fetch-field "Date")
- (message-make-date))))
+ (date (split-string (or (mail-fetch-field "Date")
+ (message-make-date))
+ " "))
(From_))
;; sample date formats I have seen
;; Date: Tue, 9 Jul 1996 09:04:21 -0400 (EDT)
(defun pop3-apop (process user)
"Send alternate authentication information to the server."
- (if (not (fboundp 'md5)) (autoload 'md5 "md5"))
- (let ((hash (md5 (concat pop3-timestamp pop3-password))))
- (pop3-send-command process (format "APOP %s %s" user hash))
- (let ((response (pop3-read-response process t)))
- (if (not (and response (string-match "+OK" response)))
- (pop3-quit process)))))
+ (let ((pass pop3-password))
+ (if (and pop3-password-required (not pass))
+ (setq pass
+ (pop3-read-passwd (format "Password for %s: " pop3-maildrop))))
+ (if pass
+ (let ((hash (pop3-md5 (concat pop3-timestamp pass))))
+ (pop3-send-command process (format "APOP %s %s" user hash))
+ (let ((response (pop3-read-response process t)))
+ (if (not (and response (string-match "+OK" response)))
+ (pop3-quit process)))))
+ ))
;; TRANSACTION STATE
+(defvar pop3-md5-program "md5"
+ "*Program to encode its input in MD5.")
+
+(defun pop3-md5 (string)
+ (with-temp-buffer
+ (insert string)
+ (call-process-region (point-min) (point-max)
+ (or shell-file-name "/bin/sh")
+ t (current-buffer) nil
+ "-c" pop3-md5-program)
+ ;; The meaningful output is the first 32 characters.
+ ;; Don't return the newline that follows them!
+ (buffer-substring (point-min) (+ (point-min) 32))))
+
(defun pop3-stat (process)
"Return the number of messages in the maildrop and the maildrop's size."
(pop3-send-command process "STAT")
(let ((response (pop3-read-response process t)))
- (list (string-to-int (nth 1 (pop3-string-to-list response)))
- (string-to-int (nth 2 (pop3-string-to-list response))))
+ (list (string-to-int (nth 1 (split-string response " ")))
+ (string-to-int (nth 2 (split-string response " "))))
))
(defun pop3-list (process &optional msg)
;; bill@att.com
;; condensed into:
;; (sometimes causes problems for really large messages.)
- ;; (if (> (buffer-size) 20000) (sleep-for (/ (buffer-size) 20000)))
+; (if (> (buffer-size) 20000) (sleep-for (/ (buffer-size) 20000)))
(goto-char start))
(setq pop3-read-point (point-marker))
- ;; this code does not seem to work for some POP servers...
- ;; and I cannot figure out why not.
- ;; (goto-char (match-beginning 0))
- ;; (backward-char 2)
- ;; (if (not (looking-at "\r\n"))
- ;; (insert "\r\n"))
- ;; (re-search-forward "\\.\r\n")
+;; this code does not seem to work for some POP servers...
+;; and I cannot figure out why not.
+; (goto-char (match-beginning 0))
+; (backward-char 2)
+; (if (not (looking-at "\r\n"))
+; (insert "\r\n"))
+; (re-search-forward "\\.\r\n")
(goto-char (match-beginning 0))
(setq end (point-marker))
(pop3-clean-region start end)
"Return highest accessed message-id number for the session."
(pop3-send-command process "LAST")
(let ((response (pop3-read-response process t)))
- (string-to-int (nth 1 (pop3-string-to-list response)))
+ (string-to-int (nth 1 (split-string response " ")))
))
(defun pop3-rset (process)
;; Restrictions: none
;; Possible responses:
;; +OK [TCP connection closed]
+
+(provide 'pop3)
+
+;;; pop3.el ends here