/usr/share/emacs/site-lisp/wl/elmo/elmo-pop3.el is in wl-beta 2.15.9+0.20151119-1.
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;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
;; Copyright (C) 1999,2000 Kenichi OKADA <okada@opaopa.org>
;; Author: Yuuichi Teranishi <teranisi@gohome.org>
;; Kenichi OKADA <okada@opaopa.org>
;; Keywords: mail, net news
;; This file is part of ELMO (Elisp Library for Message Orchestration).
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
;;
;;; Commentary:
;;
;;; Code:
;;
(require 'elmo-msgdb)
(require 'elmo-net)
(require 'elmo-map)
(eval-when-compile
(require 'cl)
(require 'elmo-util))
(eval-and-compile
(autoload 'md5 "md5"))
(defcustom elmo-pop3-default-use-uidl t
"If non-nil, use UIDL on POP3."
:type 'boolean
:group 'elmo)
(defvar elmo-pop3-use-uidl-internal t
"(Internal switch for using UIDL on POP3).")
(defvar elmo-pop3-use-cache t
"Use cache in pop3 folder.")
(defvar elmo-pop3-send-command-synchronously nil
"If non-nil, commands are send synchronously.
If server doesn't accept asynchronous commands, this variable should be
set as non-nil.")
(defcustom elmo-pop3-exists-exactly nil
"If non-nil, POP3 folder existence is checked everytime before the session."
:type 'boolean
:group 'elmo)
(defconst elmo-pop3-folder-name-syntax `(([user ".+"])
(?/ [auth ".+"])
(?: [uidl "^[A-Za-z]+$"])
,@elmo-net-folder-name-syntax))
(defvar sasl-mechanism-alist)
(defvar elmo-pop3-retrieve-progress-reporter nil)
;; For debugging.
(defvar elmo-pop3-debug nil
"Non-nil forces POP3 folder as debug mode.
Debug information is inserted in the buffer \"*POP3 DEBUG*\"")
;;; Debug
(defsubst elmo-pop3-debug (message &rest args)
(if elmo-pop3-debug
(let ((biff (string-match "BIFF-" (buffer-name)))
pos)
(with-current-buffer (get-buffer-create (concat "*POP3 DEBUG*"
(if biff "BIFF")))
(goto-char (point-max))
(setq pos (point))
(insert (apply 'format message args) "\n")))))
;;; ELMO POP3 folder
(eval-and-compile
(luna-define-class elmo-pop3-folder (elmo-net-folder elmo-location-map)
(use-uidl))
(luna-define-internal-accessors 'elmo-pop3-folder))
(defsubst elmo-pop3-folder-use-uidl (folder)
(if elmo-inhibit-number-mapping
nil
(elmo-pop3-folder-use-uidl-internal folder)))
(luna-define-method elmo-folder-initialize ((folder elmo-pop3-folder) name)
(let ((elmo-network-stream-type-alist
(if elmo-pop3-stream-type-alist
(append elmo-pop3-stream-type-alist
elmo-network-stream-type-alist)
elmo-network-stream-type-alist))
tokens auth uidl)
(setq tokens (car (elmo-parse-separated-tokens
name
elmo-pop3-folder-name-syntax)))
;; user
(elmo-net-folder-set-user-internal folder
(or (cdr (assq 'user tokens))
elmo-pop3-default-user))
;; auth
(setq auth (cdr (assq 'auth tokens)))
(elmo-net-folder-set-auth-internal folder
(if auth
(intern (downcase auth))
elmo-pop3-default-authenticate-type))
;; uidl
(setq uidl (cdr (assq 'uidl tokens)))
(elmo-pop3-folder-set-use-uidl-internal folder
(if uidl
(string= uidl "uidl")
elmo-pop3-default-use-uidl))
;; network
(elmo-net-folder-set-parameters
folder
tokens
(list :server elmo-pop3-default-server
:port elmo-pop3-default-port
:stream-type
(elmo-get-network-stream-type elmo-pop3-default-stream-type)))
folder))
;;; POP3 session
(luna-define-class elmo-pop3-session (elmo-network-session) ())
;; buffer-local
(defvar elmo-pop3-read-point nil)
(defvar elmo-pop3-number-uidl-hash nil) ; number -> uidl
(defvar elmo-pop3-uidl-number-hash nil) ; uidl -> number
(defvar elmo-pop3-size-hash nil) ; number -> size
(defvar elmo-pop3-uidl-done nil)
(defvar elmo-pop3-list-done nil)
(defvar elmo-pop3-lock nil)
(defvar elmo-pop3-local-variables '(elmo-pop3-read-point
elmo-pop3-uidl-number-hash
elmo-pop3-number-uidl-hash
elmo-pop3-uidl-done
elmo-pop3-size-hash
elmo-pop3-list-done
elmo-pop3-lock))
(luna-define-method elmo-network-close-session ((session elmo-pop3-session))
(when (elmo-network-session-process-internal session)
(when (memq (process-status
(elmo-network-session-process-internal session))
'(open run))
(elmo-pop3-send-command (elmo-network-session-process-internal session)
"quit")
;; process is dead.
(or (cdr (elmo-pop3-read-response
(elmo-network-session-process-internal session)
t))
(error "POP error: QUIT failed")))
(kill-buffer (process-buffer
(elmo-network-session-process-internal session)))
(delete-process (elmo-network-session-process-internal session))))
(defun elmo-pop3-get-session (folder &optional if-exists)
"Get POP3 session for FOLDER.
If IF-EXISTS is non-nil, don't get new session.
If IF-EXISTS is `any-exists', get BIFF session or normal session if exists."
(let ((elmo-pop3-use-uidl-internal (elmo-pop3-folder-use-uidl folder)))
(prog1
(if (eq if-exists 'any-exists)
(or (elmo-network-get-session 'elmo-pop3-session
"POP3"
folder if-exists)
(elmo-network-get-session 'elmo-pop3-session
"BIFF-POP3"
folder if-exists))
(elmo-network-get-session 'elmo-pop3-session
(concat
(if (elmo-folder-biff-internal folder)
"BIFF-")
"POP3")
folder if-exists))
;; For saving existency.
(unless (file-exists-p (elmo-folder-msgdb-path folder))
(elmo-make-directory (elmo-folder-msgdb-path folder))))))
(defun elmo-pop3-send-command (process command &optional no-erase no-log)
(with-current-buffer (process-buffer process)
(unless no-erase
(erase-buffer))
(goto-char (point-min))
(setq elmo-pop3-read-point (point))
(elmo-pop3-debug "SEND: %s\n" (if no-log "<NO LOGGING>" command))
(process-send-string process (concat command "\r\n"))))
(defun elmo-pop3-read-response (process &optional not-command)
"Read response and return a cons cell of \(CODE . BODY\).
PROCESS is the process to read response from.
If optional NOT-COMMAND is non-nil, read only the first line.
CODE is one of the following:
'ok ... response is OK.
'err ... response is ERROR.
'login-delay ... user is not allowed to login until the login delay
period has expired.
'in-use ... authentication was successful but the mailbox is in use."
;; buffer is in case for process is dead.
(with-current-buffer (process-buffer process)
(let (case-fold-search
(response-continue t)
err match-end
(start elmo-pop3-read-point))
(while response-continue
(setq match-end elmo-pop3-read-point)
(while (null (progn (goto-char match-end)
(search-forward "\r\n" nil t)))
(setq match-end (max (1- (point-max)) elmo-pop3-read-point))
(accept-process-output process 1))
(setq match-end (point))
(goto-char elmo-pop3-read-point)
(setq elmo-pop3-read-point match-end)
(cond
((looking-at "\\+")
(setq response-continue nil))
((looking-at "\\-")
(setq err (or (when (looking-at "[^ ]+ \\[\\([^]]+\\)\\]")
(intern (downcase
(buffer-substring (match-beginning 1)
(match-end 1)))))
'err)
response-continue nil
start nil))
(not-command
(setq response-continue nil))))
(cons (or err 'ok)
(when start
(elmo-delete-cr (buffer-substring start (- match-end 2))))))))
(defun elmo-pop3-process-filter (process output)
(when (buffer-live-p (process-buffer process))
(with-current-buffer (process-buffer process)
(goto-char (point-max))
(insert output)
(elmo-pop3-debug "RECEIVED: %s\n" output)
(when elmo-pop3-retrieve-progress-reporter
(elmo-progress-notify 'elmo-retrieve-message :set (buffer-size))))))
(defun elmo-pop3-auth-user (session)
(let ((process (elmo-network-session-process-internal session))
response)
;; try USER/PASS
(elmo-pop3-send-command
process
(format "user %s" (elmo-network-session-user-internal session))
nil 'no-log)
(setq response (elmo-pop3-read-response process t))
(unless (eq (car response) 'ok)
(signal 'elmo-open-error '(elmo-pop-auth-user)))
(elmo-pop3-send-command process
(format
"pass %s"
(elmo-get-passwd
(elmo-network-session-password-key session)))
nil 'no-log)
(setq response (elmo-pop3-read-response process t))
(case (car response)
(ok)
(in-use
(error "Maildrop is currently in use"))
(login-delay
(error "Not allowed to login until the login delay period has expired"))
(t
(signal 'elmo-authenticate-error '(elmo-pop-auth-user))))
(car response)))
(defun elmo-pop3-auth-apop (session)
(unless (string-match "^\\+OK .*\\(<[=!-;?-~]+@[=!-;?-~]+>\\)"
(elmo-network-session-greeting-internal session))
(signal 'elmo-open-error '(elmo-pop3-auth-apop)))
;; good, APOP ready server
(elmo-pop3-send-command
(elmo-network-session-process-internal session)
(format "apop %s %s"
(elmo-network-session-user-internal session)
(md5
(concat (match-string
1
(elmo-network-session-greeting-internal session))
(elmo-get-passwd
(elmo-network-session-password-key session)))))
nil 'no-log)
(let ((response (elmo-pop3-read-response
(elmo-network-session-process-internal session)
t)))
(case (car response)
(ok)
(in-use
(error "Maildrop is currently in use"))
(login-delay
(error "Not allowed to login until the login delay period has expired"))
(t
(signal 'elmo-authenticate-error '(elmo-pop-auth-apop))))
(car response)))
(luna-define-method elmo-network-initialize-session-buffer :after
((session elmo-pop3-session) buffer)
(with-current-buffer buffer
(mapcar 'make-variable-buffer-local elmo-pop3-local-variables)))
(luna-define-method elmo-network-initialize-session ((session
elmo-pop3-session))
(let ((process (elmo-network-session-process-internal session))
response mechanism)
(with-current-buffer (process-buffer process)
(set-process-filter process 'elmo-pop3-process-filter)
(setq elmo-pop3-read-point (point-min))
;; Skip garbage output from process before greeting.
(while (and (memq (process-status process) '(open run))
(goto-char (point-max))
(forward-line -1)
(not (looking-at "+OK")))
(accept-process-output process 1))
(setq elmo-pop3-read-point (point))
(or (elmo-network-session-set-greeting-internal
session
(cdr (elmo-pop3-read-response process t))) ; if ok, cdr is non-nil.
(signal 'elmo-open-error
'(elmo-network-intialize-session)))
(when (eq (elmo-network-stream-type-symbol
(elmo-network-session-stream-type-internal session))
'starttls)
(elmo-pop3-send-command process "stls")
(if (eq 'ok (car (elmo-pop3-read-response process)))
(starttls-negotiate process)
(signal 'elmo-open-error '(elmo-pop3-starttls-error)))))))
(luna-define-method elmo-network-authenticate-session ((session
elmo-pop3-session))
(with-current-buffer (process-buffer
(elmo-network-session-process-internal session))
(let* ((process (elmo-network-session-process-internal session))
(auth (elmo-network-session-auth-internal session))
(auth (mapcar (lambda (mechanism) (upcase (symbol-name mechanism)))
(if (listp auth) auth (list auth)))))
(or (and (string= "USER" (car auth))
(elmo-pop3-auth-user session))
(and (string= "APOP" (car auth))
(elmo-pop3-auth-apop session))
(let (sasl-mechanisms
client name step response mechanism
sasl-read-passphrase)
(require 'sasl)
(setq sasl-mechanisms (mapcar 'car sasl-mechanism-alist))
(setq mechanism (sasl-find-mechanism auth))
(unless mechanism
(signal 'elmo-authenticate-error '(elmo-pop3-auth-no-mechanisms)))
(setq client
(sasl-make-client
mechanism
(elmo-network-session-user-internal session)
"pop"
(elmo-network-session-server-internal session)))
;;; (if elmo-pop3-auth-user-realm
;;; (sasl-client-set-property client 'realm elmo-pop3-auth-user-realm))
(setq name (sasl-mechanism-name mechanism))
(elmo-network-session-set-auth-internal session
(intern (downcase name)))
(setq sasl-read-passphrase
(lambda (prompt)
(elmo-get-passwd
(elmo-network-session-password-key session))))
(setq step (sasl-next-step client nil))
(elmo-pop3-send-command
process
(concat "AUTH " name
(and (sasl-step-data step)
(concat
" "
(elmo-base64-encode-string
(sasl-step-data step) 'no-line-break))))
nil 'no-log)
(catch 'done
(while t
(setq response (elmo-pop3-read-response process t))
(case (car response)
(ok)
(in-use
(error "Maildrop is currently in use"))
(login-delay
(error "Not allowed to login \
until the login delay period has expired"))
(t
(signal 'elmo-authenticate-error
(list (intern (concat "elmo-pop3-auth-"
(downcase name)))))))
(if (sasl-next-step client step)
;; Bogus server?
(signal 'elmo-authenticate-error
(list (intern
(concat "elmo-pop3-auth-"
(downcase name)))))
;; The authentication process is finished.
(throw 'done nil))
(sasl-step-set-data
step
(elmo-base64-decode-string
(cadr (split-string response " "))))
(setq step (sasl-next-step client step))
(elmo-pop3-send-command
process
(if (sasl-step-data step)
(elmo-base64-encode-string (sasl-step-data step)
'no-line-break)
"") nil 'no-log))))))))
(luna-define-method elmo-network-setup-session ((session
elmo-pop3-session))
(let ((process (elmo-network-session-process-internal session))
count response)
(with-current-buffer (process-buffer process)
(setq elmo-pop3-size-hash (elmo-make-hash 31))
;; To get obarray of uidl and size
(elmo-pop3-send-command process "list")
(if (null (cdr (elmo-pop3-read-response process)))
(error "POP LIST command failed"))
(if (null (setq response
(elmo-pop3-read-contents process)))
(error "POP LIST command failed"))
;; POP server always returns a sequence of serial numbers.
(setq count (elmo-pop3-parse-list-response response))
;; UIDL
(when elmo-pop3-use-uidl-internal
(setq elmo-pop3-uidl-number-hash (elmo-make-hash (* count 2)))
(setq elmo-pop3-number-uidl-hash (elmo-make-hash (* count 2)))
;; UIDL
(elmo-pop3-send-command process "uidl")
(unless (cdr (elmo-pop3-read-response process))
(error "POP UIDL failed"))
(unless (setq response (elmo-pop3-read-contents process))
(error "POP UIDL failed"))
(elmo-pop3-parse-uidl-response response)))))
(defun elmo-pop3-read-contents (process)
(with-current-buffer (process-buffer process)
(let ((point elmo-pop3-read-point))
(while (progn (goto-char (1- point))
(null (search-forward "\n.\r\n" nil t)))
(setq point (max (- (point-max) 2) ; Care of \r\n.\r[EOF] case
elmo-pop3-read-point))
(accept-process-output process 1))
(elmo-delete-cr
(buffer-substring elmo-pop3-read-point
(- (point) 3))))))
(luna-define-method elmo-folder-expand-msgdb-path ((folder elmo-pop3-folder))
(convert-standard-filename
(expand-file-name
(elmo-safe-filename (elmo-net-folder-user-internal folder))
(expand-file-name (elmo-net-folder-server-internal folder)
(expand-file-name
"pop"
elmo-msgdb-directory)))))
(luna-define-method elmo-folder-exists-p ((folder elmo-pop3-folder))
(if (and elmo-pop3-exists-exactly
(elmo-folder-plugged-p folder))
(save-excursion
(let (elmo-auto-change-plugged ; don't change plug status.
(elmo-inhibit-number-mapping t) ; No need to use uidl.
session)
(prog1
(setq session (elmo-pop3-get-session folder))
(if session
(elmo-network-close-session session)))))
(or (file-directory-p (elmo-folder-msgdb-path folder))
;; First time.
(when (elmo-folder-plugged-p folder)
(let ((elmo-pop3-exists-exactly t))
(elmo-folder-exists-p folder))))))
(defun elmo-pop3-parse-uidl-response (string)
(let ((buffer (current-buffer))
number list size)
(with-temp-buffer
(let (number uid list)
(insert string)
(goto-char (point-min))
(while (re-search-forward "^\\([0-9]+\\)[\t ]+\\([^ \n]+\\)$" nil t)
(setq number (elmo-match-buffer 1))
(setq uid (elmo-match-buffer 2))
(with-current-buffer buffer
(elmo-set-hash-val uid number elmo-pop3-uidl-number-hash)
(elmo-set-hash-val (concat "#" number) uid
elmo-pop3-number-uidl-hash))
(setq list (cons uid list)))
(with-current-buffer buffer (setq elmo-pop3-uidl-done t))
(nreverse list)))))
(defun elmo-pop3-parse-list-response (string)
(let ((buffer (current-buffer))
(count 0)
alist)
(with-temp-buffer
(insert string)
(goto-char (point-min))
(while (re-search-forward "^\\([0-9]+\\)[\t ]+\\([0-9]+\\)$" nil t)
(setq alist
(cons
(cons (elmo-match-buffer 1)
(elmo-match-buffer 2))
alist))
(setq count (1+ count)))
(with-current-buffer buffer
(setq elmo-pop3-size-hash (elmo-make-hash (* (length alist) 2)))
(while alist
(elmo-set-hash-val (concat "#" (car (car alist)))
(cdr (car alist))
elmo-pop3-size-hash)
(setq alist (cdr alist)))
(setq elmo-pop3-list-done t))
count)))
(defun elmo-pop3-list-location (folder)
(with-current-buffer (process-buffer
(elmo-network-session-process-internal
(elmo-pop3-get-session folder)))
(let (locations)
(if elmo-pop3-uidl-done
(progn
(mapatoms
(lambda (atom)
(setq locations (cons (symbol-name atom) locations)))
elmo-pop3-uidl-number-hash)
(sort locations
(lambda (loc1 loc2)
(< (elmo-pop3-uidl-to-number loc1)
(elmo-pop3-uidl-to-number loc2)))))
(error "POP3: Error in UIDL")))))
(defun elmo-pop3-list-folder-by-location (folder locations)
(mapcar #'car (elmo-location-map-update folder locations)))
(defun elmo-pop3-list-by-uidl-subr (folder &optional nonsort)
(let ((flist (elmo-pop3-list-folder-by-location
folder
(elmo-pop3-list-location folder))))
(if nonsort
(cons (elmo-max-of-list flist) (length flist))
(sort flist '<))))
(defun elmo-pop3-list-by-list (folder)
(with-current-buffer (process-buffer
(elmo-network-session-process-internal
(elmo-pop3-get-session folder)))
(let (list)
(if elmo-pop3-list-done
(progn
(mapatoms (lambda (atom)
(setq list (cons (string-to-number
(substring (symbol-name atom) 1))
list)))
elmo-pop3-size-hash)
(sort list '<))
(error "POP3: Error in list")))))
(defsubst elmo-pop3-folder-list-messages (folder)
(if (elmo-pop3-folder-use-uidl folder)
(elmo-pop3-list-by-uidl-subr folder)
(elmo-pop3-list-by-list folder)))
(luna-define-method elmo-folder-list-messages-plugged
((folder elmo-pop3-folder) &optional nohide)
(elmo-pop3-folder-list-messages folder))
(luna-define-method elmo-folder-status ((folder elmo-pop3-folder))
(elmo-folder-open-internal folder)
(elmo-folder-check folder)
(if (elmo-pop3-folder-use-uidl folder)
(prog1
(elmo-pop3-list-by-uidl-subr folder 'nonsort)
(elmo-folder-close-internal folder))
(let ((process
(elmo-network-session-process-internal
(elmo-pop3-get-session folder)))
(total 0)
response)
(with-current-buffer (process-buffer process)
(elmo-pop3-send-command process "STAT")
(setq response (cdr (elmo-pop3-read-response process)))
;; response: "^\\+OK 2 7570$"
(if (not (string-match "^\\+OK[ \t]*\\([0-9]*\\)" response))
(error "POP STAT command failed")
(setq total
(string-to-number
(substring response (match-beginning 1)(match-end 1 ))))
(elmo-folder-close-internal folder)
(cons total total))))))
(defvar elmo-pop3-header-fetch-chop-length 200)
(defsubst elmo-pop3-next-result-arrived-p ()
(cond
((eq (following-char) ?+)
(if (re-search-forward "\n\\.\r?\n" nil t)
t
nil))
((looking-at "-")
(if (search-forward "\n" nil t)
t
nil))
(t
nil)))
(defun elmo-pop3-retrieve-headers (process tobuffer articles)
(with-current-buffer (process-buffer process)
(erase-buffer)
(let ((count 0)
(received 0)
(last-point (point-min)))
(elmo-with-progress-display (elmo-retrieve-header (length articles))
"Getting headers"
;; Send HEAD commands.
(while articles
(elmo-pop3-send-command process
(format "top %s 0" (car articles))
'no-erase)
;;; (accept-process-output process 1)
(setq articles (cdr articles))
(setq count (1+ count))
;; Every 200 requests we have to read the stream in
;; order to avoid deadlocks.
(when (or elmo-pop3-send-command-synchronously
(null articles) ;All requests have been sent.
(zerop (% count elmo-pop3-header-fetch-chop-length)))
(unless elmo-pop3-send-command-synchronously
(accept-process-output process 1))
(discard-input)
(while (progn
(goto-char last-point)
;; Count replies.
(while (elmo-pop3-next-result-arrived-p)
(setq last-point (point))
(setq received (1+ received)))
(< received count))
(elmo-progress-notify 'elmo-retrieve-header :set received)
(accept-process-output process 1)
;;; (accept-process-output process)
(discard-input)))))
;; Replace all CRLF with LF.
(elmo-delete-cr-buffer)
(copy-to-buffer tobuffer (point-min) (point-max)))))
(luna-define-method elmo-folder-msgdb-create ((folder elmo-pop3-folder)
numlist flag-table)
(let ((process (elmo-network-session-process-internal
(elmo-pop3-get-session folder))))
(with-current-buffer (process-buffer process)
(elmo-pop3-msgdb-create-by-header
folder
process
(sort numlist #'<)
flag-table))))
(defun elmo-pop3-uidl-to-number (uidl)
(string-to-number (elmo-get-hash-val uidl
elmo-pop3-uidl-number-hash)))
(defun elmo-pop3-number-to-uidl (number)
(elmo-get-hash-val (format "#%d" number)
elmo-pop3-number-uidl-hash))
(defun elmo-pop3-number-to-size (number)
(string-to-number
(elmo-get-hash-val (format "#%d" number) elmo-pop3-size-hash)))
(defun elmo-pop3-msgdb-create-by-header (folder process numlist
flag-table)
(let ((tmp-buffer (get-buffer-create " *ELMO Overview TMP*")))
(unwind-protect
(with-current-buffer (process-buffer process)
(when (elmo-pop3-folder-use-uidl folder)
(setq numlist
(delq
nil
(mapcar
(lambda (number)
(elmo-pop3-uidl-to-number
(elmo-map-message-location folder number)))
numlist))))
(elmo-pop3-retrieve-headers process tmp-buffer numlist)
(elmo-pop3-msgdb-create-message
folder
tmp-buffer
process
(length numlist)
numlist
flag-table))
(kill-buffer tmp-buffer))))
(defun elmo-pop3-msgdb-create-message (folder
buffer
process
num
numlist
flag-table)
(save-excursion
(let ((new-msgdb (elmo-make-msgdb))
beg entity number message-id flags)
(set-buffer buffer)
(set-buffer-multibyte default-enable-multibyte-characters)
(goto-char (point-min))
(elmo-with-progress-display (elmo-folder-msgdb-create num)
"Creating msgdb"
(while (not (eobp))
(setq beg (save-excursion (forward-line) (point)))
(elmo-pop3-next-result-arrived-p)
(save-excursion
(forward-line -1)
(save-restriction
(narrow-to-region beg (point))
(setq entity
(elmo-msgdb-create-message-entity-from-header
(elmo-msgdb-message-entity-handler new-msgdb)
(car numlist)))
(setq numlist (cdr numlist))
(when entity
(with-current-buffer (process-buffer process)
(elmo-message-entity-set-field
entity
'size
(elmo-pop3-number-to-size
(elmo-message-entity-number entity)))
(when (setq number
(elmo-map-message-number
folder
(elmo-pop3-number-to-uidl
(elmo-message-entity-number entity))))
(elmo-message-entity-set-number entity number)))
(setq message-id (elmo-message-entity-field entity 'message-id)
flags (elmo-flag-table-get flag-table message-id))
(elmo-global-flags-set flags folder number message-id)
(elmo-msgdb-append-entity new-msgdb entity flags))))
(elmo-progress-notify 'elmo-folder-msgdb-create)))
new-msgdb)))
(defun elmo-pop3-read-body (process outbuf)
(with-current-buffer (process-buffer process)
(let ((point elmo-pop3-read-point)
(read-point elmo-pop3-read-point))
(while (and (goto-char (1- point))
(null (search-forward "\n.\r\n" nil t)))
(setq point (max (- (point-max) 2) elmo-pop3-read-point))
(accept-process-output process 1))
(setq point (point))
(set-buffer outbuf)
(erase-buffer)
(insert-buffer-substring
(process-buffer process) read-point (- point 3))))
t)
(luna-define-method elmo-folder-open-internal ((folder elmo-pop3-folder))
(unless (elmo-location-map-alist folder)
(when (elmo-pop3-folder-use-uidl folder)
(elmo-location-map-load folder (elmo-folder-msgdb-path folder)))))
(luna-define-method elmo-folder-commit :after ((folder elmo-pop3-folder))
(when (and (not elmo-inhibit-number-mapping)
(elmo-folder-persistent-p folder))
(elmo-location-map-save folder (elmo-folder-msgdb-path folder))))
(luna-define-method elmo-folder-close-internal ((folder elmo-pop3-folder))
(elmo-location-map-teardown folder)
;; Just close connection
(elmo-folder-check folder))
(luna-define-method elmo-message-fetch-plugged ((folder elmo-pop3-folder)
number strategy
&optional section
outbuf unseen)
(let ((process (elmo-network-session-process-internal
(elmo-pop3-get-session folder)))
size response errmsg msg)
(with-current-buffer (process-buffer process)
(when (elmo-pop3-folder-use-uidl folder)
(setq number (elmo-pop3-uidl-to-number
(elmo-map-message-location folder number))))
(setq size (elmo-pop3-number-to-size number))
(when number
(elmo-with-progress-display
(elmo-retrieve-message size elmo-pop3-retrieve-progress-reporter)
"Retrieving"
(elmo-pop3-send-command process (format "retr %s" number))
(when (null (setq response (cdr (elmo-pop3-read-response
process t))))
(error "Fetching message failed"))
(setq response (elmo-pop3-read-body process outbuf)))
(set-buffer outbuf)
(goto-char (point-min))
(while (re-search-forward "^\\." nil t)
(replace-match "")
(forward-line))
(elmo-delete-cr-buffer)
response))))
(defun elmo-pop3-delete-msg (process number)
(unless number
(error "Deleting message failed"))
(elmo-pop3-send-command process (format "dele %s" number))
(when (null (cdr (elmo-pop3-read-response process t)))
(error "Deleting message failed")))
(luna-define-method elmo-folder-delete-messages-plugged ((folder
elmo-pop3-folder)
msgs)
(let ((process (elmo-network-session-process-internal
(elmo-pop3-get-session folder))))
(with-current-buffer (process-buffer process)
(dolist (number (if (elmo-pop3-folder-use-uidl folder)
(mapcar
(lambda (number)
(elmo-pop3-uidl-to-number
(elmo-map-message-location folder number)))
msgs)
msgs))
(elmo-pop3-delete-msg process number))
t)))
(luna-define-method elmo-message-use-cache-p ((folder elmo-pop3-folder) number)
elmo-pop3-use-cache)
(luna-define-method elmo-folder-persistent-p ((folder elmo-pop3-folder))
(and (elmo-folder-persistent-internal folder)
(elmo-pop3-folder-use-uidl-internal folder)))
(luna-define-method elmo-folder-clear :around ((folder elmo-pop3-folder)
&optional keep-killed)
(unless keep-killed
(elmo-location-map-setup folder))
(luna-call-next-method))
(luna-define-method elmo-folder-check ((folder elmo-pop3-folder))
(if (elmo-folder-plugged-p folder)
(let ((session (elmo-pop3-get-session folder 'if-exists)))
(when session
(elmo-network-close-session session)))))
(require 'product)
(product-provide (provide 'elmo-pop3) (require 'elmo-version))
;;; elmo-pop3.el ends here
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