From: tomo Date: Thu, 1 Aug 2002 09:37:12 +0000 (+0000) Subject: Move lisp/mime/std11.el to lisp/mail/. X-Git-Tag: lemi-1_14_1~3 X-Git-Url: http://git.chise.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2d47e0dbed432b38fcb2b4d028197bb0d9ee0934;p=elisp%2Flemi.git Move lisp/mime/std11.el to lisp/mail/. --- diff --git a/mail/std11.el b/mail/std11.el new file mode 100644 index 0000000..97f9359 --- /dev/null +++ b/mail/std11.el @@ -0,0 +1,925 @@ +;;; std11.el --- STD 11 functions for GNU Emacs + +;; Copyright (C) 1995,1996,1997,1998,1999,2000 Free Software Foundation, Inc. + +;; Author: MORIOKA Tomohiko +;; Keywords: mail, news, RFC 822, STD 11 + +;; This file is part of FLIM (Faithful Library about Internet Message). + +;; 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. + +;;; Code: + +(require 'custom) ; std11-lexical-analyzer + + +;;; @ fetch +;;; + +(defconst std11-field-name-regexp "[!-9;-~]+") +(defconst std11-field-head-regexp + (concat "^" std11-field-name-regexp ":")) +(defconst std11-next-field-head-regexp + (concat "\n" std11-field-name-regexp ":")) + +(defun std11-field-end (&optional bound) + "Move to end of field and return this point. +The optional argument BOUNDs the search; it is a buffer position." + (if (re-search-forward std11-next-field-head-regexp bound t) + (goto-char (match-beginning 0)) + (if (re-search-forward "^$" bound t) + (goto-char (1- (match-beginning 0))) + (end-of-line) + )) + (point) + ) + +;;;###autoload +(defun std11-fetch-field (name) + "Return the value of the header field NAME. +The buffer is expected to be narrowed to just the headers of the message." + (save-excursion + (goto-char (point-min)) + (let ((case-fold-search t)) + (if (re-search-forward (concat "^" name ":[ \t]*") nil t) + (buffer-substring-no-properties (match-end 0) (std11-field-end)) + )))) + +;;;###autoload +(defun std11-narrow-to-header (&optional boundary) + "Narrow to the message header. +If BOUNDARY is not nil, it is used as message header separator." + (narrow-to-region + (goto-char (point-min)) + (if (re-search-forward + (concat "^\\(" (regexp-quote (or boundary "")) "\\)?$") + nil t) + (match-beginning 0) + (point-max) + ))) + +;;;###autoload +(defun std11-field-body (name &optional boundary) + "Return the value of the header field NAME. +If BOUNDARY is not nil, it is used as message header separator." + (save-excursion + (save-restriction + (inline (std11-narrow-to-header boundary) + (std11-fetch-field name)) + ))) + +(defun std11-find-field-body (field-names &optional boundary) + "Return the first found field-body specified by FIELD-NAMES +of the message header in current buffer. If BOUNDARY is not nil, it is +used as message header separator." + (save-excursion + (save-restriction + (std11-narrow-to-header boundary) + (let ((case-fold-search t) + field-name) + (catch 'tag + (while (setq field-name (car field-names)) + (goto-char (point-min)) + (if (re-search-forward (concat "^" field-name ":[ \t]*") nil t) + (throw 'tag + (buffer-substring-no-properties + (match-end 0) (std11-field-end))) + ) + (setq field-names (cdr field-names)) + )))))) + +(defun std11-field-bodies (field-names &optional default-value boundary) + "Return list of each field-bodies of FIELD-NAMES of the message header +in current buffer. If BOUNDARY is not nil, it is used as message +header separator." + (save-excursion + (save-restriction + (std11-narrow-to-header boundary) + (let* ((case-fold-search t) + (dest (make-list (length field-names) default-value)) + (s-rest field-names) + (d-rest dest) + field-name) + (while (setq field-name (car s-rest)) + (goto-char (point-min)) + (if (re-search-forward (concat "^" field-name ":[ \t]*") nil t) + (setcar d-rest + (buffer-substring-no-properties + (match-end 0) (std11-field-end))) + ) + (setq s-rest (cdr s-rest) + d-rest (cdr d-rest)) + ) + dest)))) + +(defun std11-header-string (regexp &optional boundary) + "Return string of message header fields matched by REGEXP. +If BOUNDARY is not nil, it is used as message header separator." + (let ((case-fold-search t)) + (save-excursion + (save-restriction + (std11-narrow-to-header boundary) + (goto-char (point-min)) + (let (field header) + (while (re-search-forward std11-field-head-regexp nil t) + (setq field + (buffer-substring (match-beginning 0) (std11-field-end))) + (if (string-match regexp field) + (setq header (concat header field "\n")) + )) + header) + )))) + +(defun std11-header-string-except (regexp &optional boundary) + "Return string of message header fields not matched by REGEXP. +If BOUNDARY is not nil, it is used as message header separator." + (let ((case-fold-search t)) + (save-excursion + (save-restriction + (std11-narrow-to-header boundary) + (goto-char (point-min)) + (let (field header) + (while (re-search-forward std11-field-head-regexp nil t) + (setq field + (buffer-substring (match-beginning 0) (std11-field-end))) + (if (not (string-match regexp field)) + (setq header (concat header field "\n")) + )) + header) + )))) + +(defun std11-collect-field-names (&optional boundary) + "Return list of all field-names of the message header in current buffer. +If BOUNDARY is not nil, it is used as message header separator." + (save-excursion + (save-restriction + (std11-narrow-to-header boundary) + (goto-char (point-min)) + (let (dest name) + (while (re-search-forward std11-field-head-regexp nil t) + (setq name (buffer-substring-no-properties + (match-beginning 0)(1- (match-end 0)))) + (or (member name dest) + (setq dest (cons name dest)) + ) + ) + dest)))) + + +;;; @ unfolding +;;; + +;;;###autoload +(defun std11-unfold-string (string) + "Unfold STRING as message header field." + (let ((dest "") + (p 0)) + (while (string-match "\n\\([ \t]\\)" string p) + (setq dest (concat dest + (substring string p (match-beginning 0)) + (substring string + (match-beginning 1) + (setq p (match-end 0))) + )) + ) + (concat dest (substring string p)) + )) + + +;;; @ quoted-string +;;; + +(defun std11-wrap-as-quoted-pairs (string specials) + (let (dest + (i 0) + (b 0) + (len (length string)) + ) + (while (< i len) + (let ((chr (aref string i))) + (if (memq chr specials) + (setq dest (concat dest (substring string b i) "\\") + b i) + )) + (setq i (1+ i)) + ) + (concat dest (substring string b)) + )) + +(defconst std11-non-qtext-char-list '(?\" ?\\ ?\r ?\n)) + +(defun std11-wrap-as-quoted-string (string) + "Wrap STRING as RFC 822 quoted-string." + (concat "\"" + (std11-wrap-as-quoted-pairs string std11-non-qtext-char-list) + "\"")) + +(defun std11-strip-quoted-pair (string) + "Strip quoted-pairs in STRING." + (let (dest + (b 0) + (i 0) + (len (length string)) + ) + (while (< i len) + (let ((chr (aref string i))) + (if (eq chr ?\\) + (setq dest (concat dest (substring string b i)) + b (1+ i) + i (+ i 2)) + (setq i (1+ i)) + ))) + (concat dest (substring string b)) + )) + +(defun std11-strip-quoted-string (string) + "Strip quoted-string STRING." + (let ((len (length string))) + (or (and (>= len 2) + (let ((max (1- len))) + (and (eq (aref string 0) ?\") + (eq (aref string max) ?\") + (std11-strip-quoted-pair (substring string 1 max)) + ))) + string))) + + +;;; @ lexical analyze +;;; + +(defcustom std11-lexical-analyzer + '(std11-analyze-quoted-string + std11-analyze-domain-literal + std11-analyze-comment + std11-analyze-spaces + std11-analyze-special + std11-analyze-atom) + "*List of functions to return result of lexical analyze. +Each function must have two arguments: STRING and START. +STRING is the target string to be analyzed. +START is start position of STRING to analyze. + +Previous function is preferred to next function. If a function +returns nil, next function is used. Otherwise the return value will +be the result." + :group 'news + :group 'mail + :type '(repeat function)) + +(eval-and-compile + (defconst std11-space-char-list '(? ?\t ?\n)) + (defconst std11-special-char-list '(?\] ?\[ + ?\( ?\) ?< ?> ?@ + ?, ?\; ?: ?\\ ?\" + ?.)) + ) +;; (defconst std11-spaces-regexp +;; (eval-when-compile (concat "[" std11-space-char-list "]+"))) +(defconst std11-atom-regexp + (eval-when-compile + (concat "[^" std11-special-char-list std11-space-char-list "]+"))) + +(defun std11-analyze-spaces (string start) + (if (and (string-match (eval-when-compile + (concat "[" std11-space-char-list "]+")) + string start) + (= (match-beginning 0) start)) + (let ((end (match-end 0))) + (cons (cons 'spaces (substring string start end)) + ;;(substring string end) + end) + ))) + +(defun std11-analyze-special (string start) + (if (and (> (length string) start) + (memq (aref string start) std11-special-char-list)) + (cons (cons 'specials (substring string start (1+ start))) + ;;(substring string 1) + (1+ start)) + )) + +(defun std11-analyze-atom (string start) + (if (and (string-match std11-atom-regexp string start) + (= (match-beginning 0) start)) + (let ((end (match-end 0))) + (cons (cons 'atom (substring string start end)) + ;;(substring string end) + end) + ))) + +(defun std11-check-enclosure (string open close &optional recursive from) + (let ((len (length string)) + (i (or from 0)) + ) + (if (and (> len i) + (eq (aref string i) open)) + (let (p chr) + (setq i (1+ i)) + (catch 'tag + (while (< i len) + (setq chr (aref string i)) + (cond ((eq chr ?\\) + (setq i (1+ i)) + (if (>= i len) + (throw 'tag nil) + ) + (setq i (1+ i)) + ) + ((eq chr close) + (throw 'tag (1+ i)) + ) + ((eq chr open) + (if (and recursive + (setq p (std11-check-enclosure + string open close recursive i)) + ) + (setq i p) + (throw 'tag nil) + )) + (t + (setq i (1+ i)) + )) + )))))) + +(defun std11-analyze-quoted-string (string start) + (let ((p (std11-check-enclosure string ?\" ?\" nil start))) + (if p + (cons (cons 'quoted-string (substring string (1+ start) (1- p))) + ;;(substring string p)) + p) + ))) + +(defun std11-analyze-domain-literal (string start) + (let ((p (std11-check-enclosure string ?\[ ?\] nil start))) + (if p + (cons (cons 'domain-literal (substring string (1+ start) (1- p))) + ;;(substring string p)) + p) + ))) + +(defun std11-analyze-comment (string start) + (let ((p (std11-check-enclosure string ?\( ?\) t start))) + (if p + (cons (cons 'comment (substring string (1+ start) (1- p))) + ;;(substring string p)) + p) + ))) + +;;;###autoload +(defun std11-lexical-analyze (string &optional analyzer start) + "Analyze STRING as lexical tokens of STD 11." + (or analyzer + (setq analyzer std11-lexical-analyzer)) + (or start + (setq start 0)) + (let ((len (length string)) + dest ret) + (while (< start len) + (setq ret + (let ((rest analyzer) + func r) + (while (and (setq func (car rest)) + (null (setq r (funcall func string start)))) + (setq rest (cdr rest))) + (or r + (cons (cons 'error (substring string start)) (1+ len))) + )) + (setq dest (cons (car ret) dest) + start (cdr ret)) + ) + (nreverse dest) + )) + + +;;; @ parser +;;; + +(defun std11-ignored-token-p (token) + (let ((type (car token))) + (or (eq type 'spaces)(eq type 'comment)) + )) + +(defun std11-parse-token (lal) + (let (token itl) + (while (and lal + (progn + (setq token (car lal)) + (std11-ignored-token-p token) + )) + (setq lal (cdr lal)) + (setq itl (cons token itl)) + ) + (cons (nreverse (cons token itl)) + (cdr lal)) + )) + +(defun std11-parse-ascii-token (lal) + (let (token itl parsed token-value) + (while (and lal + (setq token (car lal)) + (or (std11-ignored-token-p token) + (if (and (setq token-value (cdr token)) + (delq 'ascii (find-charset-string token-value))) + (setq token nil) + ))) + (setq lal (cdr lal)) + (setq itl (cons token itl)) + ) + (if (and token + (setq parsed (nreverse (cons token itl))) + ) + (cons parsed (cdr lal)) + ))) + +(defun std11-parse-token-or-comment (lal) + (let (token itl) + (while (and lal + (progn + (setq token (car lal)) + (eq (car token) 'spaces) + )) + (setq lal (cdr lal)) + (setq itl (cons token itl)) + ) + (cons (nreverse (cons token itl)) + (cdr lal)) + )) + +(defun std11-parse-word (lal) + (let ((ret (std11-parse-ascii-token lal))) + (if ret + (let ((elt (car ret)) + (rest (cdr ret)) + ) + (if (or (assq 'atom elt) + (assq 'quoted-string elt)) + (cons (cons 'word elt) rest) + ))))) + +(defun std11-parse-word-or-comment (lal) + (let ((ret (std11-parse-token-or-comment lal))) + (if ret + (let ((elt (car ret)) + (rest (cdr ret)) + ) + (cond ((or (assq 'atom elt) + (assq 'quoted-string elt)) + (cons (cons 'word elt) rest) + ) + ((assq 'comment elt) + (cons (cons 'comment-word elt) rest) + )) + )))) + +(defun std11-parse-phrase (lal) + (let (ret phrase) + (while (setq ret (std11-parse-word-or-comment lal)) + (setq phrase (append phrase (cdr (car ret)))) + (setq lal (cdr ret)) + ) + (if phrase + (cons (cons 'phrase phrase) lal) + ))) + +(defun std11-parse-local-part (lal) + (let ((ret (std11-parse-word lal))) + (if ret + (let ((local-part (cdr (car ret))) dot) + (setq lal (cdr ret)) + (while (and (setq ret (std11-parse-ascii-token lal)) + (setq dot (car ret)) + (string-equal (cdr (assq 'specials dot)) ".") + (setq ret (std11-parse-word (cdr ret))) + (setq local-part + (append local-part dot (cdr (car ret))) + ) + (setq lal (cdr ret)) + )) + (cons (cons 'local-part local-part) lal) + )))) + +(defun std11-parse-sub-domain (lal) + (let ((ret (std11-parse-ascii-token lal))) + (if ret + (let ((sub-domain (car ret))) + (if (or (assq 'atom sub-domain) + (assq 'domain-literal sub-domain) + ) + (cons (cons 'sub-domain sub-domain) + (cdr ret) + ) + ))))) + +(defun std11-parse-domain (lal) + (let ((ret (std11-parse-sub-domain lal))) + (if ret + (let ((domain (cdr (car ret))) dot) + (setq lal (cdr ret)) + (while (and (setq ret (std11-parse-ascii-token lal)) + (setq dot (car ret)) + (string-equal (cdr (assq 'specials dot)) ".") + (setq ret (std11-parse-sub-domain (cdr ret))) + (setq domain + (append domain dot (cdr (car ret))) + ) + (setq lal (cdr ret)) + )) + (cons (cons 'domain domain) lal) + )))) + +(defun std11-parse-at-domain (lal) + (let ((ret (std11-parse-ascii-token lal)) at-sign) + (if (and ret + (setq at-sign (car ret)) + (string-equal (cdr (assq 'specials at-sign)) "@") + (setq ret (std11-parse-domain (cdr ret))) + ) + (cons (cons 'at-domain (append at-sign (cdr (car ret)))) + (cdr ret)) + ))) + +(defun std11-parse-addr-spec (lal) + (let ((ret (std11-parse-local-part lal)) + addr) + (if (and ret + (prog1 + (setq addr (cdr (car ret))) + (setq lal (cdr ret)) + (and (setq ret (std11-parse-at-domain lal)) + (setq addr (append addr (cdr (car ret)))) + (setq lal (cdr ret)) + ))) + (cons (cons 'addr-spec addr) lal) + ))) + +(defun std11-parse-route (lal) + (let ((ret (std11-parse-at-domain lal)) + route comma colon) + (if (and ret + (progn + (setq route (cdr (car ret))) + (setq lal (cdr ret)) + (while (and (setq ret (std11-parse-ascii-token lal)) + (setq comma (car ret)) + (string-equal (cdr (assq 'specials comma)) ",") + (setq ret (std11-parse-at-domain (cdr ret))) + ) + (setq route (append route comma (cdr (car ret)))) + (setq lal (cdr ret)) + ) + (and (setq ret (std11-parse-ascii-token lal)) + (setq colon (car ret)) + (string-equal (cdr (assq 'specials colon)) ":") + (setq route (append route colon)) + ) + )) + (cons (cons 'route route) + (cdr ret) + ) + ))) + +(defun std11-parse-route-addr (lal) + (let ((ret (std11-parse-ascii-token lal)) + < route addr-spec >) + (if (and ret + (setq < (car ret)) + (string-equal (cdr (assq 'specials <)) "<") + (setq lal (cdr ret)) + (progn (and (setq ret (std11-parse-route lal)) + (setq route (cdr (car ret))) + (setq lal (cdr ret)) + ) + (setq ret (std11-parse-addr-spec lal)) + ) + (setq addr-spec (cdr (car ret))) + (setq lal (cdr ret)) + (setq ret (std11-parse-ascii-token lal)) + (setq > (car ret)) + (string-equal (cdr (assq 'specials >)) ">") + ) + (cons (cons 'route-addr (append route addr-spec)) + (cdr ret) + ) + ))) + +(defun std11-parse-phrase-route-addr (lal) + (let ((ret (std11-parse-phrase lal)) phrase) + (if ret + (progn + (setq phrase (cdr (car ret))) + (setq lal (cdr ret)) + )) + (if (setq ret (std11-parse-route-addr lal)) + (cons (list 'phrase-route-addr + phrase + (cdr (car ret))) + (cdr ret)) + ))) + +(defun std11-parse-mailbox (lal) + (let ((ret (or (std11-parse-phrase-route-addr lal) + (std11-parse-addr-spec lal))) + mbox comment) + (if (and ret + (prog1 + (setq mbox (car ret)) + (setq lal (cdr ret)) + (if (and (setq ret (std11-parse-token-or-comment lal)) + (setq comment (cdr (assq 'comment (car ret)))) + ) + (setq lal (cdr ret)) + ))) + (cons (list 'mailbox mbox comment) + lal) + ))) + +(defun std11-parse-group (lal) + (let ((ret (std11-parse-phrase lal)) + phrase colon comma mbox semicolon) + (if (and ret + (setq phrase (cdr (car ret))) + (setq lal (cdr ret)) + (setq ret (std11-parse-ascii-token lal)) + (setq colon (car ret)) + (string-equal (cdr (assq 'specials colon)) ":") + (setq lal (cdr ret)) + (progn + (and (setq ret (std11-parse-mailbox lal)) + (setq mbox (list (car ret))) + (setq lal (cdr ret)) + (progn + (while (and (setq ret (std11-parse-ascii-token lal)) + (setq comma (car ret)) + (string-equal + (cdr (assq 'specials comma)) ",") + (setq lal (cdr ret)) + (setq ret (std11-parse-mailbox lal)) + (setq mbox (cons (car ret) mbox)) + (setq lal (cdr ret)) + ) + ))) + (and (setq ret (std11-parse-ascii-token lal)) + (setq semicolon (car ret)) + (string-equal (cdr (assq 'specials semicolon)) ";") + ))) + (cons (list 'group phrase (nreverse mbox)) + (cdr ret) + ) + ))) + +(defun std11-parse-address (lal) + (or (std11-parse-group lal) + (std11-parse-mailbox lal) + )) + +(defun std11-parse-addresses (lal) + (let ((ret (std11-parse-address lal))) + (if ret + (let ((dest (list (car ret)))) + (setq lal (cdr ret)) + (while (and (setq ret (std11-parse-ascii-token lal)) + (string-equal (cdr (assq 'specials (car ret))) ",") + (setq ret (std11-parse-address (cdr ret))) + ) + (setq dest (cons (car ret) dest)) + (setq lal (cdr ret)) + ) + (nreverse dest) + )))) + +(defun std11-parse-msg-id (lal) + (let ((ret (std11-parse-ascii-token lal)) + < addr-spec >) + (if (and ret + (setq < (car ret)) + (string-equal (cdr (assq 'specials <)) "<") + (setq lal (cdr ret)) + (setq ret (std11-parse-addr-spec lal)) + (setq addr-spec (car ret)) + (setq lal (cdr ret)) + (setq ret (std11-parse-ascii-token lal)) + (setq > (car ret)) + (string-equal (cdr (assq 'specials >)) ">") + ) + (cons (cons 'msg-id (cdr addr-spec)) + (cdr ret)) + ))) + +(defun std11-parse-msg-ids (tokens) + "Parse lexical TOKENS as `*(phrase / msg-id)', and return the result." + (let ((ret (or (std11-parse-msg-id tokens) + (std11-parse-phrase tokens)))) + (if ret + (let ((dest (list (car ret)))) + (setq tokens (cdr ret)) + (while (setq ret (or (std11-parse-msg-id tokens) + (std11-parse-phrase tokens))) + (setq dest (cons (car ret) dest)) + (setq tokens (cdr ret)) + ) + (nreverse dest) + )))) + +(defalias 'std11-parse-in-reply-to 'std11-parse-msg-ids) +(make-obsolete 'std11-parse-in-reply-to 'std11-parse-msg-ids) + + +;;; @ composer +;;; + +(defun std11-addr-to-string (seq) + "Return string from lexical analyzed list SEQ +represents addr-spec of RFC 822." + (mapconcat (function + (lambda (token) + (let ((name (car token))) + (cond + ((eq name 'spaces) "") + ((eq name 'comment) "") + ((eq name 'quoted-string) + (concat "\"" (cdr token) "\"")) + (t (cdr token))) + ))) + seq "") + ) + +;;;###autoload +(defun std11-address-string (address) + "Return string of address part from parsed ADDRESS of RFC 822." + (cond ((eq (car address) 'group) + (mapconcat (function std11-address-string) + (nth 2 address) + ", ") + ) + ((eq (car address) 'mailbox) + (let ((addr (nth 1 address))) + (std11-addr-to-string + (if (eq (car addr) 'phrase-route-addr) + (nth 2 addr) + (cdr addr) + ) + ))))) + +(defun std11-comment-value-to-string (value) + (if (stringp value) + (std11-strip-quoted-pair value) + (let ((dest "")) + (while value + (setq dest + (concat dest + (if (stringp (car value)) + (car value) + (concat "(" + (std11-comment-value-to-string + (cdr (car value))) + ")") + )) + value (cdr value)) + ) + dest))) + +;;;###autoload +(defun std11-full-name-string (address) + "Return string of full-name part from parsed ADDRESS of RFC 822." + (cond ((eq (car address) 'group) + (mapconcat (function + (lambda (token) + (cdr token) + )) + (nth 1 address) "") + ) + ((eq (car address) 'mailbox) + (let ((addr (nth 1 address)) + (comment (nth 2 address)) + phrase) + (if (eq (car addr) 'phrase-route-addr) + (setq phrase + (mapconcat + (function + (lambda (token) + (let ((type (car token))) + (cond ((eq type 'quoted-string) + (std11-strip-quoted-pair (cdr token)) + ) + ((eq type 'comment) + (concat "(" + (std11-comment-value-to-string + (cdr token)) + ")") + ) + (t + (cdr token) + ))))) + (nth 1 addr) "")) + ) + (cond ((> (length phrase) 0) phrase) + (comment (std11-comment-value-to-string comment)) + ) + )))) + +;;;###autoload +(defun std11-msg-id-string (msg-id) + "Return string from parsed MSG-ID of RFC 822." + (concat "<" (std11-addr-to-string (cdr msg-id)) ">") + ) + +;;;###autoload +(defun std11-fill-msg-id-list-string (string &optional column) + "Fill list of msg-id in STRING, and return the result." + (or column + (setq column 12)) + (let ((lal (std11-lexical-analyze string)) + dest) + (let ((ret (std11-parse-msg-id lal))) + (if ret + (let* ((str (std11-msg-id-string (car ret))) + (len (length str))) + (setq lal (cdr ret)) + (if (> (+ len column) 76) + (setq dest (concat dest "\n " str) + column (1+ len)) + (setq dest str + column (+ column len)) + )) + (setq dest (concat dest (cdr (car lal))) + lal (cdr lal)) + )) + (while lal + (let ((ret (std11-parse-msg-id lal))) + (if ret + (let* ((str (std11-msg-id-string (car ret))) + (len (1+ (length str)))) + (setq lal (cdr ret)) + (if (> (+ len column) 76) + (setq dest (concat dest "\n " str) + column len) + (setq dest (concat dest " " str) + column (+ column len)) + )) + (setq dest (concat dest (cdr (car lal))) + lal (cdr lal)) + ))) + dest)) + + +;;; @ parser with lexical analyzer +;;; + +;;;###autoload +(defun std11-parse-address-string (string) + "Parse STRING as mail address." + (std11-parse-address (std11-lexical-analyze string)) + ) + +;;;###autoload +(defun std11-parse-addresses-string (string) + "Parse STRING as mail address list." + (std11-parse-addresses (std11-lexical-analyze string)) + ) + +;;;###autoload +(defun std11-parse-msg-id-string (string) + "Parse STRING as msg-id." + (std11-parse-msg-id (std11-lexical-analyze string)) + ) + +;;;###autoload +(defun std11-parse-msg-ids-string (string) + "Parse STRING as `*(phrase / msg-id)'." + (std11-parse-msg-ids (std11-lexical-analyze string)) + ) + +;;;###autoload +(defun std11-extract-address-components (string) + "Extract full name and canonical address from STRING. +Returns a list of the form (FULL-NAME CANONICAL-ADDRESS). +If no name can be extracted, FULL-NAME will be nil." + (let* ((structure (car (std11-parse-address-string + (std11-unfold-string string)))) + (phrase (std11-full-name-string structure)) + (address (std11-address-string structure)) + ) + (list phrase address) + )) + + +;;; @ end +;;; + +(provide 'std11) + +;;; std11.el ends here diff --git a/mime/std11.el b/mime/std11.el deleted file mode 100644 index 97f9359..0000000 --- a/mime/std11.el +++ /dev/null @@ -1,925 +0,0 @@ -;;; std11.el --- STD 11 functions for GNU Emacs - -;; Copyright (C) 1995,1996,1997,1998,1999,2000 Free Software Foundation, Inc. - -;; Author: MORIOKA Tomohiko -;; Keywords: mail, news, RFC 822, STD 11 - -;; This file is part of FLIM (Faithful Library about Internet Message). - -;; 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. - -;;; Code: - -(require 'custom) ; std11-lexical-analyzer - - -;;; @ fetch -;;; - -(defconst std11-field-name-regexp "[!-9;-~]+") -(defconst std11-field-head-regexp - (concat "^" std11-field-name-regexp ":")) -(defconst std11-next-field-head-regexp - (concat "\n" std11-field-name-regexp ":")) - -(defun std11-field-end (&optional bound) - "Move to end of field and return this point. -The optional argument BOUNDs the search; it is a buffer position." - (if (re-search-forward std11-next-field-head-regexp bound t) - (goto-char (match-beginning 0)) - (if (re-search-forward "^$" bound t) - (goto-char (1- (match-beginning 0))) - (end-of-line) - )) - (point) - ) - -;;;###autoload -(defun std11-fetch-field (name) - "Return the value of the header field NAME. -The buffer is expected to be narrowed to just the headers of the message." - (save-excursion - (goto-char (point-min)) - (let ((case-fold-search t)) - (if (re-search-forward (concat "^" name ":[ \t]*") nil t) - (buffer-substring-no-properties (match-end 0) (std11-field-end)) - )))) - -;;;###autoload -(defun std11-narrow-to-header (&optional boundary) - "Narrow to the message header. -If BOUNDARY is not nil, it is used as message header separator." - (narrow-to-region - (goto-char (point-min)) - (if (re-search-forward - (concat "^\\(" (regexp-quote (or boundary "")) "\\)?$") - nil t) - (match-beginning 0) - (point-max) - ))) - -;;;###autoload -(defun std11-field-body (name &optional boundary) - "Return the value of the header field NAME. -If BOUNDARY is not nil, it is used as message header separator." - (save-excursion - (save-restriction - (inline (std11-narrow-to-header boundary) - (std11-fetch-field name)) - ))) - -(defun std11-find-field-body (field-names &optional boundary) - "Return the first found field-body specified by FIELD-NAMES -of the message header in current buffer. If BOUNDARY is not nil, it is -used as message header separator." - (save-excursion - (save-restriction - (std11-narrow-to-header boundary) - (let ((case-fold-search t) - field-name) - (catch 'tag - (while (setq field-name (car field-names)) - (goto-char (point-min)) - (if (re-search-forward (concat "^" field-name ":[ \t]*") nil t) - (throw 'tag - (buffer-substring-no-properties - (match-end 0) (std11-field-end))) - ) - (setq field-names (cdr field-names)) - )))))) - -(defun std11-field-bodies (field-names &optional default-value boundary) - "Return list of each field-bodies of FIELD-NAMES of the message header -in current buffer. If BOUNDARY is not nil, it is used as message -header separator." - (save-excursion - (save-restriction - (std11-narrow-to-header boundary) - (let* ((case-fold-search t) - (dest (make-list (length field-names) default-value)) - (s-rest field-names) - (d-rest dest) - field-name) - (while (setq field-name (car s-rest)) - (goto-char (point-min)) - (if (re-search-forward (concat "^" field-name ":[ \t]*") nil t) - (setcar d-rest - (buffer-substring-no-properties - (match-end 0) (std11-field-end))) - ) - (setq s-rest (cdr s-rest) - d-rest (cdr d-rest)) - ) - dest)))) - -(defun std11-header-string (regexp &optional boundary) - "Return string of message header fields matched by REGEXP. -If BOUNDARY is not nil, it is used as message header separator." - (let ((case-fold-search t)) - (save-excursion - (save-restriction - (std11-narrow-to-header boundary) - (goto-char (point-min)) - (let (field header) - (while (re-search-forward std11-field-head-regexp nil t) - (setq field - (buffer-substring (match-beginning 0) (std11-field-end))) - (if (string-match regexp field) - (setq header (concat header field "\n")) - )) - header) - )))) - -(defun std11-header-string-except (regexp &optional boundary) - "Return string of message header fields not matched by REGEXP. -If BOUNDARY is not nil, it is used as message header separator." - (let ((case-fold-search t)) - (save-excursion - (save-restriction - (std11-narrow-to-header boundary) - (goto-char (point-min)) - (let (field header) - (while (re-search-forward std11-field-head-regexp nil t) - (setq field - (buffer-substring (match-beginning 0) (std11-field-end))) - (if (not (string-match regexp field)) - (setq header (concat header field "\n")) - )) - header) - )))) - -(defun std11-collect-field-names (&optional boundary) - "Return list of all field-names of the message header in current buffer. -If BOUNDARY is not nil, it is used as message header separator." - (save-excursion - (save-restriction - (std11-narrow-to-header boundary) - (goto-char (point-min)) - (let (dest name) - (while (re-search-forward std11-field-head-regexp nil t) - (setq name (buffer-substring-no-properties - (match-beginning 0)(1- (match-end 0)))) - (or (member name dest) - (setq dest (cons name dest)) - ) - ) - dest)))) - - -;;; @ unfolding -;;; - -;;;###autoload -(defun std11-unfold-string (string) - "Unfold STRING as message header field." - (let ((dest "") - (p 0)) - (while (string-match "\n\\([ \t]\\)" string p) - (setq dest (concat dest - (substring string p (match-beginning 0)) - (substring string - (match-beginning 1) - (setq p (match-end 0))) - )) - ) - (concat dest (substring string p)) - )) - - -;;; @ quoted-string -;;; - -(defun std11-wrap-as-quoted-pairs (string specials) - (let (dest - (i 0) - (b 0) - (len (length string)) - ) - (while (< i len) - (let ((chr (aref string i))) - (if (memq chr specials) - (setq dest (concat dest (substring string b i) "\\") - b i) - )) - (setq i (1+ i)) - ) - (concat dest (substring string b)) - )) - -(defconst std11-non-qtext-char-list '(?\" ?\\ ?\r ?\n)) - -(defun std11-wrap-as-quoted-string (string) - "Wrap STRING as RFC 822 quoted-string." - (concat "\"" - (std11-wrap-as-quoted-pairs string std11-non-qtext-char-list) - "\"")) - -(defun std11-strip-quoted-pair (string) - "Strip quoted-pairs in STRING." - (let (dest - (b 0) - (i 0) - (len (length string)) - ) - (while (< i len) - (let ((chr (aref string i))) - (if (eq chr ?\\) - (setq dest (concat dest (substring string b i)) - b (1+ i) - i (+ i 2)) - (setq i (1+ i)) - ))) - (concat dest (substring string b)) - )) - -(defun std11-strip-quoted-string (string) - "Strip quoted-string STRING." - (let ((len (length string))) - (or (and (>= len 2) - (let ((max (1- len))) - (and (eq (aref string 0) ?\") - (eq (aref string max) ?\") - (std11-strip-quoted-pair (substring string 1 max)) - ))) - string))) - - -;;; @ lexical analyze -;;; - -(defcustom std11-lexical-analyzer - '(std11-analyze-quoted-string - std11-analyze-domain-literal - std11-analyze-comment - std11-analyze-spaces - std11-analyze-special - std11-analyze-atom) - "*List of functions to return result of lexical analyze. -Each function must have two arguments: STRING and START. -STRING is the target string to be analyzed. -START is start position of STRING to analyze. - -Previous function is preferred to next function. If a function -returns nil, next function is used. Otherwise the return value will -be the result." - :group 'news - :group 'mail - :type '(repeat function)) - -(eval-and-compile - (defconst std11-space-char-list '(? ?\t ?\n)) - (defconst std11-special-char-list '(?\] ?\[ - ?\( ?\) ?< ?> ?@ - ?, ?\; ?: ?\\ ?\" - ?.)) - ) -;; (defconst std11-spaces-regexp -;; (eval-when-compile (concat "[" std11-space-char-list "]+"))) -(defconst std11-atom-regexp - (eval-when-compile - (concat "[^" std11-special-char-list std11-space-char-list "]+"))) - -(defun std11-analyze-spaces (string start) - (if (and (string-match (eval-when-compile - (concat "[" std11-space-char-list "]+")) - string start) - (= (match-beginning 0) start)) - (let ((end (match-end 0))) - (cons (cons 'spaces (substring string start end)) - ;;(substring string end) - end) - ))) - -(defun std11-analyze-special (string start) - (if (and (> (length string) start) - (memq (aref string start) std11-special-char-list)) - (cons (cons 'specials (substring string start (1+ start))) - ;;(substring string 1) - (1+ start)) - )) - -(defun std11-analyze-atom (string start) - (if (and (string-match std11-atom-regexp string start) - (= (match-beginning 0) start)) - (let ((end (match-end 0))) - (cons (cons 'atom (substring string start end)) - ;;(substring string end) - end) - ))) - -(defun std11-check-enclosure (string open close &optional recursive from) - (let ((len (length string)) - (i (or from 0)) - ) - (if (and (> len i) - (eq (aref string i) open)) - (let (p chr) - (setq i (1+ i)) - (catch 'tag - (while (< i len) - (setq chr (aref string i)) - (cond ((eq chr ?\\) - (setq i (1+ i)) - (if (>= i len) - (throw 'tag nil) - ) - (setq i (1+ i)) - ) - ((eq chr close) - (throw 'tag (1+ i)) - ) - ((eq chr open) - (if (and recursive - (setq p (std11-check-enclosure - string open close recursive i)) - ) - (setq i p) - (throw 'tag nil) - )) - (t - (setq i (1+ i)) - )) - )))))) - -(defun std11-analyze-quoted-string (string start) - (let ((p (std11-check-enclosure string ?\" ?\" nil start))) - (if p - (cons (cons 'quoted-string (substring string (1+ start) (1- p))) - ;;(substring string p)) - p) - ))) - -(defun std11-analyze-domain-literal (string start) - (let ((p (std11-check-enclosure string ?\[ ?\] nil start))) - (if p - (cons (cons 'domain-literal (substring string (1+ start) (1- p))) - ;;(substring string p)) - p) - ))) - -(defun std11-analyze-comment (string start) - (let ((p (std11-check-enclosure string ?\( ?\) t start))) - (if p - (cons (cons 'comment (substring string (1+ start) (1- p))) - ;;(substring string p)) - p) - ))) - -;;;###autoload -(defun std11-lexical-analyze (string &optional analyzer start) - "Analyze STRING as lexical tokens of STD 11." - (or analyzer - (setq analyzer std11-lexical-analyzer)) - (or start - (setq start 0)) - (let ((len (length string)) - dest ret) - (while (< start len) - (setq ret - (let ((rest analyzer) - func r) - (while (and (setq func (car rest)) - (null (setq r (funcall func string start)))) - (setq rest (cdr rest))) - (or r - (cons (cons 'error (substring string start)) (1+ len))) - )) - (setq dest (cons (car ret) dest) - start (cdr ret)) - ) - (nreverse dest) - )) - - -;;; @ parser -;;; - -(defun std11-ignored-token-p (token) - (let ((type (car token))) - (or (eq type 'spaces)(eq type 'comment)) - )) - -(defun std11-parse-token (lal) - (let (token itl) - (while (and lal - (progn - (setq token (car lal)) - (std11-ignored-token-p token) - )) - (setq lal (cdr lal)) - (setq itl (cons token itl)) - ) - (cons (nreverse (cons token itl)) - (cdr lal)) - )) - -(defun std11-parse-ascii-token (lal) - (let (token itl parsed token-value) - (while (and lal - (setq token (car lal)) - (or (std11-ignored-token-p token) - (if (and (setq token-value (cdr token)) - (delq 'ascii (find-charset-string token-value))) - (setq token nil) - ))) - (setq lal (cdr lal)) - (setq itl (cons token itl)) - ) - (if (and token - (setq parsed (nreverse (cons token itl))) - ) - (cons parsed (cdr lal)) - ))) - -(defun std11-parse-token-or-comment (lal) - (let (token itl) - (while (and lal - (progn - (setq token (car lal)) - (eq (car token) 'spaces) - )) - (setq lal (cdr lal)) - (setq itl (cons token itl)) - ) - (cons (nreverse (cons token itl)) - (cdr lal)) - )) - -(defun std11-parse-word (lal) - (let ((ret (std11-parse-ascii-token lal))) - (if ret - (let ((elt (car ret)) - (rest (cdr ret)) - ) - (if (or (assq 'atom elt) - (assq 'quoted-string elt)) - (cons (cons 'word elt) rest) - ))))) - -(defun std11-parse-word-or-comment (lal) - (let ((ret (std11-parse-token-or-comment lal))) - (if ret - (let ((elt (car ret)) - (rest (cdr ret)) - ) - (cond ((or (assq 'atom elt) - (assq 'quoted-string elt)) - (cons (cons 'word elt) rest) - ) - ((assq 'comment elt) - (cons (cons 'comment-word elt) rest) - )) - )))) - -(defun std11-parse-phrase (lal) - (let (ret phrase) - (while (setq ret (std11-parse-word-or-comment lal)) - (setq phrase (append phrase (cdr (car ret)))) - (setq lal (cdr ret)) - ) - (if phrase - (cons (cons 'phrase phrase) lal) - ))) - -(defun std11-parse-local-part (lal) - (let ((ret (std11-parse-word lal))) - (if ret - (let ((local-part (cdr (car ret))) dot) - (setq lal (cdr ret)) - (while (and (setq ret (std11-parse-ascii-token lal)) - (setq dot (car ret)) - (string-equal (cdr (assq 'specials dot)) ".") - (setq ret (std11-parse-word (cdr ret))) - (setq local-part - (append local-part dot (cdr (car ret))) - ) - (setq lal (cdr ret)) - )) - (cons (cons 'local-part local-part) lal) - )))) - -(defun std11-parse-sub-domain (lal) - (let ((ret (std11-parse-ascii-token lal))) - (if ret - (let ((sub-domain (car ret))) - (if (or (assq 'atom sub-domain) - (assq 'domain-literal sub-domain) - ) - (cons (cons 'sub-domain sub-domain) - (cdr ret) - ) - ))))) - -(defun std11-parse-domain (lal) - (let ((ret (std11-parse-sub-domain lal))) - (if ret - (let ((domain (cdr (car ret))) dot) - (setq lal (cdr ret)) - (while (and (setq ret (std11-parse-ascii-token lal)) - (setq dot (car ret)) - (string-equal (cdr (assq 'specials dot)) ".") - (setq ret (std11-parse-sub-domain (cdr ret))) - (setq domain - (append domain dot (cdr (car ret))) - ) - (setq lal (cdr ret)) - )) - (cons (cons 'domain domain) lal) - )))) - -(defun std11-parse-at-domain (lal) - (let ((ret (std11-parse-ascii-token lal)) at-sign) - (if (and ret - (setq at-sign (car ret)) - (string-equal (cdr (assq 'specials at-sign)) "@") - (setq ret (std11-parse-domain (cdr ret))) - ) - (cons (cons 'at-domain (append at-sign (cdr (car ret)))) - (cdr ret)) - ))) - -(defun std11-parse-addr-spec (lal) - (let ((ret (std11-parse-local-part lal)) - addr) - (if (and ret - (prog1 - (setq addr (cdr (car ret))) - (setq lal (cdr ret)) - (and (setq ret (std11-parse-at-domain lal)) - (setq addr (append addr (cdr (car ret)))) - (setq lal (cdr ret)) - ))) - (cons (cons 'addr-spec addr) lal) - ))) - -(defun std11-parse-route (lal) - (let ((ret (std11-parse-at-domain lal)) - route comma colon) - (if (and ret - (progn - (setq route (cdr (car ret))) - (setq lal (cdr ret)) - (while (and (setq ret (std11-parse-ascii-token lal)) - (setq comma (car ret)) - (string-equal (cdr (assq 'specials comma)) ",") - (setq ret (std11-parse-at-domain (cdr ret))) - ) - (setq route (append route comma (cdr (car ret)))) - (setq lal (cdr ret)) - ) - (and (setq ret (std11-parse-ascii-token lal)) - (setq colon (car ret)) - (string-equal (cdr (assq 'specials colon)) ":") - (setq route (append route colon)) - ) - )) - (cons (cons 'route route) - (cdr ret) - ) - ))) - -(defun std11-parse-route-addr (lal) - (let ((ret (std11-parse-ascii-token lal)) - < route addr-spec >) - (if (and ret - (setq < (car ret)) - (string-equal (cdr (assq 'specials <)) "<") - (setq lal (cdr ret)) - (progn (and (setq ret (std11-parse-route lal)) - (setq route (cdr (car ret))) - (setq lal (cdr ret)) - ) - (setq ret (std11-parse-addr-spec lal)) - ) - (setq addr-spec (cdr (car ret))) - (setq lal (cdr ret)) - (setq ret (std11-parse-ascii-token lal)) - (setq > (car ret)) - (string-equal (cdr (assq 'specials >)) ">") - ) - (cons (cons 'route-addr (append route addr-spec)) - (cdr ret) - ) - ))) - -(defun std11-parse-phrase-route-addr (lal) - (let ((ret (std11-parse-phrase lal)) phrase) - (if ret - (progn - (setq phrase (cdr (car ret))) - (setq lal (cdr ret)) - )) - (if (setq ret (std11-parse-route-addr lal)) - (cons (list 'phrase-route-addr - phrase - (cdr (car ret))) - (cdr ret)) - ))) - -(defun std11-parse-mailbox (lal) - (let ((ret (or (std11-parse-phrase-route-addr lal) - (std11-parse-addr-spec lal))) - mbox comment) - (if (and ret - (prog1 - (setq mbox (car ret)) - (setq lal (cdr ret)) - (if (and (setq ret (std11-parse-token-or-comment lal)) - (setq comment (cdr (assq 'comment (car ret)))) - ) - (setq lal (cdr ret)) - ))) - (cons (list 'mailbox mbox comment) - lal) - ))) - -(defun std11-parse-group (lal) - (let ((ret (std11-parse-phrase lal)) - phrase colon comma mbox semicolon) - (if (and ret - (setq phrase (cdr (car ret))) - (setq lal (cdr ret)) - (setq ret (std11-parse-ascii-token lal)) - (setq colon (car ret)) - (string-equal (cdr (assq 'specials colon)) ":") - (setq lal (cdr ret)) - (progn - (and (setq ret (std11-parse-mailbox lal)) - (setq mbox (list (car ret))) - (setq lal (cdr ret)) - (progn - (while (and (setq ret (std11-parse-ascii-token lal)) - (setq comma (car ret)) - (string-equal - (cdr (assq 'specials comma)) ",") - (setq lal (cdr ret)) - (setq ret (std11-parse-mailbox lal)) - (setq mbox (cons (car ret) mbox)) - (setq lal (cdr ret)) - ) - ))) - (and (setq ret (std11-parse-ascii-token lal)) - (setq semicolon (car ret)) - (string-equal (cdr (assq 'specials semicolon)) ";") - ))) - (cons (list 'group phrase (nreverse mbox)) - (cdr ret) - ) - ))) - -(defun std11-parse-address (lal) - (or (std11-parse-group lal) - (std11-parse-mailbox lal) - )) - -(defun std11-parse-addresses (lal) - (let ((ret (std11-parse-address lal))) - (if ret - (let ((dest (list (car ret)))) - (setq lal (cdr ret)) - (while (and (setq ret (std11-parse-ascii-token lal)) - (string-equal (cdr (assq 'specials (car ret))) ",") - (setq ret (std11-parse-address (cdr ret))) - ) - (setq dest (cons (car ret) dest)) - (setq lal (cdr ret)) - ) - (nreverse dest) - )))) - -(defun std11-parse-msg-id (lal) - (let ((ret (std11-parse-ascii-token lal)) - < addr-spec >) - (if (and ret - (setq < (car ret)) - (string-equal (cdr (assq 'specials <)) "<") - (setq lal (cdr ret)) - (setq ret (std11-parse-addr-spec lal)) - (setq addr-spec (car ret)) - (setq lal (cdr ret)) - (setq ret (std11-parse-ascii-token lal)) - (setq > (car ret)) - (string-equal (cdr (assq 'specials >)) ">") - ) - (cons (cons 'msg-id (cdr addr-spec)) - (cdr ret)) - ))) - -(defun std11-parse-msg-ids (tokens) - "Parse lexical TOKENS as `*(phrase / msg-id)', and return the result." - (let ((ret (or (std11-parse-msg-id tokens) - (std11-parse-phrase tokens)))) - (if ret - (let ((dest (list (car ret)))) - (setq tokens (cdr ret)) - (while (setq ret (or (std11-parse-msg-id tokens) - (std11-parse-phrase tokens))) - (setq dest (cons (car ret) dest)) - (setq tokens (cdr ret)) - ) - (nreverse dest) - )))) - -(defalias 'std11-parse-in-reply-to 'std11-parse-msg-ids) -(make-obsolete 'std11-parse-in-reply-to 'std11-parse-msg-ids) - - -;;; @ composer -;;; - -(defun std11-addr-to-string (seq) - "Return string from lexical analyzed list SEQ -represents addr-spec of RFC 822." - (mapconcat (function - (lambda (token) - (let ((name (car token))) - (cond - ((eq name 'spaces) "") - ((eq name 'comment) "") - ((eq name 'quoted-string) - (concat "\"" (cdr token) "\"")) - (t (cdr token))) - ))) - seq "") - ) - -;;;###autoload -(defun std11-address-string (address) - "Return string of address part from parsed ADDRESS of RFC 822." - (cond ((eq (car address) 'group) - (mapconcat (function std11-address-string) - (nth 2 address) - ", ") - ) - ((eq (car address) 'mailbox) - (let ((addr (nth 1 address))) - (std11-addr-to-string - (if (eq (car addr) 'phrase-route-addr) - (nth 2 addr) - (cdr addr) - ) - ))))) - -(defun std11-comment-value-to-string (value) - (if (stringp value) - (std11-strip-quoted-pair value) - (let ((dest "")) - (while value - (setq dest - (concat dest - (if (stringp (car value)) - (car value) - (concat "(" - (std11-comment-value-to-string - (cdr (car value))) - ")") - )) - value (cdr value)) - ) - dest))) - -;;;###autoload -(defun std11-full-name-string (address) - "Return string of full-name part from parsed ADDRESS of RFC 822." - (cond ((eq (car address) 'group) - (mapconcat (function - (lambda (token) - (cdr token) - )) - (nth 1 address) "") - ) - ((eq (car address) 'mailbox) - (let ((addr (nth 1 address)) - (comment (nth 2 address)) - phrase) - (if (eq (car addr) 'phrase-route-addr) - (setq phrase - (mapconcat - (function - (lambda (token) - (let ((type (car token))) - (cond ((eq type 'quoted-string) - (std11-strip-quoted-pair (cdr token)) - ) - ((eq type 'comment) - (concat "(" - (std11-comment-value-to-string - (cdr token)) - ")") - ) - (t - (cdr token) - ))))) - (nth 1 addr) "")) - ) - (cond ((> (length phrase) 0) phrase) - (comment (std11-comment-value-to-string comment)) - ) - )))) - -;;;###autoload -(defun std11-msg-id-string (msg-id) - "Return string from parsed MSG-ID of RFC 822." - (concat "<" (std11-addr-to-string (cdr msg-id)) ">") - ) - -;;;###autoload -(defun std11-fill-msg-id-list-string (string &optional column) - "Fill list of msg-id in STRING, and return the result." - (or column - (setq column 12)) - (let ((lal (std11-lexical-analyze string)) - dest) - (let ((ret (std11-parse-msg-id lal))) - (if ret - (let* ((str (std11-msg-id-string (car ret))) - (len (length str))) - (setq lal (cdr ret)) - (if (> (+ len column) 76) - (setq dest (concat dest "\n " str) - column (1+ len)) - (setq dest str - column (+ column len)) - )) - (setq dest (concat dest (cdr (car lal))) - lal (cdr lal)) - )) - (while lal - (let ((ret (std11-parse-msg-id lal))) - (if ret - (let* ((str (std11-msg-id-string (car ret))) - (len (1+ (length str)))) - (setq lal (cdr ret)) - (if (> (+ len column) 76) - (setq dest (concat dest "\n " str) - column len) - (setq dest (concat dest " " str) - column (+ column len)) - )) - (setq dest (concat dest (cdr (car lal))) - lal (cdr lal)) - ))) - dest)) - - -;;; @ parser with lexical analyzer -;;; - -;;;###autoload -(defun std11-parse-address-string (string) - "Parse STRING as mail address." - (std11-parse-address (std11-lexical-analyze string)) - ) - -;;;###autoload -(defun std11-parse-addresses-string (string) - "Parse STRING as mail address list." - (std11-parse-addresses (std11-lexical-analyze string)) - ) - -;;;###autoload -(defun std11-parse-msg-id-string (string) - "Parse STRING as msg-id." - (std11-parse-msg-id (std11-lexical-analyze string)) - ) - -;;;###autoload -(defun std11-parse-msg-ids-string (string) - "Parse STRING as `*(phrase / msg-id)'." - (std11-parse-msg-ids (std11-lexical-analyze string)) - ) - -;;;###autoload -(defun std11-extract-address-components (string) - "Extract full name and canonical address from STRING. -Returns a list of the form (FULL-NAME CANONICAL-ADDRESS). -If no name can be extracted, FULL-NAME will be nil." - (let* ((structure (car (std11-parse-address-string - (std11-unfold-string string)))) - (phrase (std11-full-name-string structure)) - (address (std11-address-string structure)) - ) - (list phrase address) - )) - - -;;; @ end -;;; - -(provide 'std11) - -;;; std11.el ends here