(std11-wrap-as-quoted-string): fixed typo.

[elisp/apel.git] / std11.el

diff --git a/std11.el b/std11.el
index d79e28d..da5825a 100644 (file)
--- a/std11.el
+++ b/std11.el
@@ -4,9 +4,9 @@
 
 ;; Author:   MORIOKA Tomohiko <morioka@jaist.ac.jp>
 ;; Keywords: mail, news, RFC 822, STD 11
-;; Version: $Id: std11.el,v 0.13 1996-08-28 16:59:36 morioka Exp $
+;; Version: $Id: std11.el,v 0.31 1996-09-08 19:35:20 morioka Exp $
 
-;; This file is part of tl (Tiny Library).
+;; This file is part of MU (Message Utilities).
 
 ;; This program is free software; you can redistribute it and/or
 ;; modify it under the terms of the GNU General Public License as
@@ -49,7 +49,7 @@
   (point)
   )
 
-(defun std11-find-field-body (name &optional boundary)
+(defun std11-field-body (name &optional boundary)
   "Return body of field NAME.
 If BOUNDARY is not nil, it is used as message header separator.
 \[std11.el]"
@@ -62,7 +62,27 @@ If BOUNDARY is not nil, it is used as message header separator.
            (buffer-substring-no-properties (match-end 0) (std11-field-end))
          )))))
 
-(defun std11-find-field-bodies (field-names &optional default-value boundary)
+(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. [std11.el]"
+  (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. [std11.el]"
@@ -174,11 +194,121 @@ If BOUNDARY is not nil, it is used as message header separator.
        dest))))
 
 
-;;; @ end
+;;; @ quoted-string
+;;;
+
+(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 "")
+         "\""))
+
+
+;;; @ composer
 ;;;
 
+(defun std11-addr-to-string (seq)
+  "Return string from lexical analyzed list SEQ
+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)
+                 )))
+            seq "")
+  )
+
+(defun std11-address-string (address)
+  "Return string of address part from parsed ADDRESS of RFC 822.
+\[std11.el]"
+  (cond ((eq (car address) 'group)
+        (mapconcat (function std11-address-string)
+                   (car (cdr 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-full-name-string (address)
+  "Return string of full-name part from parsed ADDRESS of RFC 822.
+\[std11.el]"
+  (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)
+                                         (cdr token)
+                                         ))
+                                      (nth 1 addr) ""))
+            )
+          (or phrase comment)
+          ))))
+
+
+;;; @ parser
+;;;
+
+(defun std11-parse-address-string (string)
+  "Parse STRING as mail address. [std11.el]"
+  (std11-parse-address (std11-lexical-analyze string))
+  )
+
+(defun std11-parse-addresses-string (string)
+  "Parse STRING as mail address list. [std11.el]"
+  (std11-parse-addresses (std11-lexical-analyze string))
+  )
+
+(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. [std11.el]"
+  (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)
+    ))
+
 (provide 'std11)
 
-(autoload 'std11-analyze-spaces "std11-parse")
+(mapcar (function
+        (lambda (func)
+          (autoload func "std11-parse")
+          ))
+       '(std11-lexical-analyze
+         std11-parse-address std11-parse-addresses
+         std11-parse-address-string))
+
+
+;;; @ end
+;;;
 
 ;;; std11.el ends here