This commit was generated by cvs2svn to compensate for changes in r544,

[elisp/apel.git] / std11.el

diff --git a/std11.el b/std11.el
index b331657..117ddc6 100644 (file)
--- a/std11.el
+++ b/std11.el
@@ -1,10 +1,10 @@
 ;;; std11.el --- STD 11 functions for GNU Emacs
 
-;; Copyright (C) 1995,1996 Free Software Foundation, Inc.
+;; Copyright (C) 1995,1996,1997 Free Software Foundation, Inc.
 
 ;; Author:   MORIOKA Tomohiko <morioka@jaist.ac.jp>
 ;; Keywords: mail, news, RFC 822, STD 11
-;; Version: $Id: std11.el,v 0.35 1996-11-19 07:08:47 morioka Exp $
+;; Version: $Id: std11.el,v 1.1 1998-02-04 07:24:33 morioka Exp $
 
 ;; This file is part of MU (Message Utilities).
 
@@ -113,8 +113,11 @@ header separator. [std11.el]"
 (defun std11-unfold-string (string)
   "Unfold STRING as message header field. [std11.el]"
   (let ((dest ""))
-    (while (string-match "\n\\s +" string)
-      (setq dest (concat dest (substring string 0 (match-beginning 0)) " "))
+    (while (string-match "\n\\([ \t]\\)" string)
+      (setq dest (concat dest
+                         (substring string 0 (match-beginning 0))
+                         (match-string 1 string)
+                         ))
       (setq string (substring string (match-end 0)))
       )
     (concat dest string)
@@ -197,37 +200,48 @@ If BOUNDARY is not nil, it is used as message header separator.
 ;;; @ 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. [std11.el]"
   (concat "\""
-         (mapconcat (function
-                     (lambda (chr)
-                       (if (memq chr std11-non-qtext-char-list)
-                           (concat "\\" (char-to-string chr))
-                         (char-to-string chr)
-                         )
-                       )) string "")
+         (std11-wrap-as-quoted-pairs string std11-non-qtext-char-list)
          "\""))
 
-(defun std11-strip-quoted-pair (str)
-  (let ((dest "")
+(defun std11-strip-quoted-pair (string)
+  "Strip quoted-pairs in STRING. [std11.el]"
+  (let (dest
+       (b 0)
        (i 0)
-       (len (length str))
-       chr flag)
-    (while (< i len)
-      (setq chr (aref str i))
-      (if (or flag (not (eq chr ?\\)))
-         (progn
-           (setq dest (concat dest (char-to-string chr)))
-           (setq flag nil)
-           )
-       (setq flag t)
+       (len (length string))
        )
-      (setq i (+ i 1))
-      )
-    dest))
+    (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. [std11.el]"
@@ -249,13 +263,14 @@ If BOUNDARY is not nil, it is used as message header separator.
 represents addr-spec of RFC 822. [std11.el]"
   (mapconcat (function
              (lambda (token)
-               (if (let ((name (car token)))
-                     (or (eq name 'spaces)
-                         (eq name 'comment)
-                         ))
-                   ""
-                 (cdr token)
-                 )))
+               (let ((name (car token)))
+                  (cond
+                   ((eq name 'spaces) "")
+                   ((eq name 'comment) "")
+                   ((eq name 'quoted-string)
+                    (concat "\"" (cdr token) "\""))
+                   (t (cdr token)))
+                  )))
             seq "")
   )
 
@@ -291,15 +306,72 @@ represents addr-spec of RFC 822. [std11.el]"
               (comment (nth 2 address))
               phrase)
           (if (eq (car addr) 'phrase-route-addr)
-              (setq phrase (mapconcat (function
-                                       (lambda (token)
-                                         (cdr token)
-                                         ))
-                                      (nth 1 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-strip-quoted-pair (cdr token))
+                                  ")")
+                                 )
+                                (t
+                                 (cdr token)
+                                 )))))
+                     (nth 1 addr) ""))
             )
-          (or phrase comment)
+          (cond ((> (length phrase) 0) phrase)
+                (comment (std11-strip-quoted-pair comment))
+                )
           ))))
 
+(defun std11-msg-id-string (msg-id)
+  "Return string from parsed MSG-ID of RFC 822."
+  (concat "<" (std11-addr-to-string (cdr msg-id)) ">")
+  )
+
+(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
 ;;;