(eword-encode-msg-id-to-rword-list): New function.

(eword-encode-in-reply-to-to-rword-list): New function.
(eword-encode-in-reply-to): New function.
(eword-encode-field): Use `eword-encode-in-reply-to' for `In-Reply-To'
field.

diff --git a/eword-encode.el b/eword-encode.el
index 7b2c1b9..d7b77eb 100644 (file)
--- a/eword-encode.el
+++ b/eword-encode.el
@@ -529,6 +529,24 @@ MODE is allows `text', `comment', `phrase' or nil.  Default value is
          ))
     dest))
 
+(defsubst eword-encode-msg-id-to-rword-list (msg-id)
+  (cons '("<" nil nil)
+       (append (eword-encode-addr-seq-to-rword-list (cdr msg-id))
+               '((">" nil nil)))))
+
+(defsubst eword-encode-in-reply-to-to-rword-list (in-reply-to)
+  (let (dest)
+    (while in-reply-to
+      (setq dest
+           (append dest
+                   (let ((elt (car in-reply-to)))
+                     (if (eq (car elt) 'phrase)
+                         (eword-encode-phrase-to-rword-list (cdr elt))
+                       (eword-encode-msg-id-to-rword-list elt)
+                       ))))
+      (setq in-reply-to (cdr in-reply-to)))
+    dest))
+
 
 ;;; @ application interfaces
 ;;;
@@ -556,6 +574,15 @@ Optional argument COLUMN is start-position of the field."
         (std11-parse-addresses-string string))
        )))
 
+(defun eword-encode-in-reply-to (string &optional column)
+  "Encode header field STRING as In-Reply-To field, and return the result.
+Optional argument COLUMN is start-position of the field."
+  (car (eword-encode-rword-list
+       (or column 13)
+       (eword-encode-in-reply-to-to-rword-list
+        (std11-parse-in-reply-to
+         (std11-lexical-analyze string))))))
+
 (defun eword-encode-structured-field-body (string &optional column)
   "Encode header field STRING as structured field, and return the result.
 Optional argument COLUMN is start-position of the field."
@@ -595,9 +622,12 @@ encoded-word.  ASCII token is not encoded."
                                (eword-encode-address-list
                                field-body (+ (length field-name) 2))
                               )
+                             ((eq field-name-symbol 'In-Reply-To)
+                               (eword-encode-in-reply-to
+                               field-body (+ (length field-name) 2))
+                              )
                              ((memq field-name-symbol
-                                    '(In-Reply-To
-                                      Mime-Version User-Agent))
+                                    '(Mime-Version User-Agent))
                                (eword-encode-structured-field-body
                                field-body (+ (length field-name) 2))
                               )