X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=mime-def.el;h=7ed231e2b4106c7036cf816d04618029dc81ba7b;hb=ac7d86b021d89862409f593631d555be5afff3ee;hp=bb75c72ecbcf7c022f56738746333e147c3a2d7b;hpb=0ba599d7521a3ea6cf456281293a2e3372be4751;p=elisp%2Fflim.git

diff --git a/mime-def.el b/mime-def.el
index bb75c72..7ed231e 100644
--- a/mime-def.el
+++ b/mime-def.el
@@ -1,8 +1,9 @@
 ;;; mime-def.el --- definition module about MIME -*- coding: iso-8859-4; -*-
 
-;; Copyright (C) 1995,96,97,98,99,2000 Free Software Foundation, Inc.
+;; Copyright (C) 1995,96,97,98,99,2000,2001,2002 Free Software Foundation, Inc.
 
 ;; Author: MORIOKA Tomohiko <tomo@m17n.org>
+;;	Shuhei KOBAYASHI <shuhei@aqua.ocn.ne.jp>
 ;; Keywords: definition, MIME, multimedia, mail, news
 
 ;; This file is part of FLIM (Faithful Library about Internet Message).
@@ -24,19 +25,14 @@
 
 ;;; Code:
 
-(require 'poe)
-(require 'poem)
 (require 'custom)
 (require 'mcharset)
 (require 'alist)
 
-(eval-when-compile
-  (require 'cl)   ; list*
-  (require 'luna) ; luna-arglist-to-arguments
-  )
+(eval-when-compile (require 'luna))	; luna-arglist-to-arguments
 
 (eval-and-compile
-  (defconst mime-library-product ["FLIM" (1 14 0) "Ninokuchi"]
+  (defconst mime-library-product ["FLIM" (1 14 5) "Demachiyanagi"]
     "Product name, version number and code name of MIME-library package."))
 
 (defmacro mime-product-name (product)
@@ -70,6 +66,54 @@
   :type '(repeat string))
 
 
+;;; @@ for encoded-word
+;;;
+
+(defgroup mime-header nil
+  "Header representation, specially encoded-word"
+  :group 'mime)
+
+;;; @@@ decoding
+;;;
+
+(defcustom mime-field-decoding-max-size 1000
+  "*Max size to decode header field."
+  :group 'mime-header
+  :type '(choice (integer :tag "Limit (bytes)")
+		 (const :tag "Don't limit" nil)))
+
+;;; @@@ encoding
+;;;
+
+(defcustom mime-field-encoding-method-alist
+  '(("X-Nsubject" . iso-2022-jp-2)
+    ("Newsgroups" . nil)
+    ("Message-ID" . nil)
+    (t            . mime)
+    )
+  "*Alist to specify field encoding method.
+Its key is field-name, value is encoding method.
+
+If method is `mime', this field will be encoded into MIME format.
+
+If method is a MIME-charset, this field will be encoded as the charset
+when it must be convert into network-code.
+
+If method is `default-mime-charset', this field will be encoded as
+variable `default-mime-charset' when it must be convert into
+network-code.
+
+If method is nil, this field will not be encoded."
+  :group 'mime-header
+  :type '(repeat (cons (choice :tag "Field"
+			       (string :tag "Name")
+			       (const :tag "Default" t))
+		       (choice :tag "Method"
+			       (const :tag "MIME conversion" mime)
+			       (symbol :tag "non-MIME conversion")
+			       (const :tag "no-conversion" nil)))))
+
+
 ;;; @ required functions
 ;;;
 
@@ -79,37 +123,32 @@
 (defsubst regexp-or (&rest args)
   (concat "\\(" (mapconcat (function identity) args "\\|") "\\)"))
 
+(or (fboundp 'char-int)
+    (defalias 'char-int 'identity))
 
-;;; @ about STD 11
-;;;
 
-(eval-and-compile
-  (defconst std11-quoted-pair-regexp "\\\\.")
-  (defconst std11-non-qtext-char-list '(?\" ?\\ ?\r ?\n))
-  (defconst std11-qtext-regexp
-    (eval-when-compile
-      (concat "[^" std11-non-qtext-char-list "]"))))
-(defconst std11-quoted-string-regexp
-  (eval-when-compile
-    (concat "\""
-	    (regexp-*
-	     (regexp-or std11-qtext-regexp std11-quoted-pair-regexp))
-	    "\"")))
-
-
-;;; @ about MIME
+;;; @ MIME constants
 ;;;
 
-(eval-and-compile
-  (defconst mime-tspecial-char-list
-    '(?\] ?\[ ?\( ?\) ?< ?> ?@ ?, ?\; ?: ?\\ ?\" ?/ ?? ?=)))
+(defconst mime-tspecial-char-list
+  '(?\] ?\[ ?\( ?\) ?< ?> ?@ ?, ?\; ?: ?\\ ?\" ?/ ?? ?=))
 (defconst mime-token-regexp
-  (eval-when-compile
-    (concat "[^" mime-tspecial-char-list "\000-\040]+")))
-(defconst mime-charset-regexp mime-token-regexp)
+  (concat "[^" mime-tspecial-char-list "\000-\040]+"))
+(defconst mime-attribute-char-regexp
+  (concat "[^" mime-tspecial-char-list "\000-\040"
+	  "*'%"				; introduced in RFC 2231.
+	  "]"))
+
+(defconst mime-charset-regexp
+  (concat "[^" mime-tspecial-char-list "\000-\040"
+	  "*'%"				; should not include "%"?
+	  "]+"))
+
+;; More precisely, length of "[A-Za-z]+" is limited to at most 8.
+;; (defconst mime-language-regexp "[A-Za-z]+\\(-[A-Za-z]+\\)*")
+(defconst mime-language-regexp "[-A-Za-z]+")
 
-(defconst mime-media-type/subtype-regexp
-  (concat mime-token-regexp "/" mime-token-regexp))
+(defconst mime-encoding-regexp mime-token-regexp)
 
 
 ;;; @@ base64 / B
@@ -155,26 +194,25 @@
 ;;;
 
 (defsubst make-mime-content-type (type subtype &optional parameters)
-  (list* (cons 'type type)
-	 (cons 'subtype subtype)
-	 (nreverse parameters))
-  )
+  (cons (cons 'type type)
+	(cons (cons 'subtype subtype)
+	      parameters)))
 
 (defsubst mime-content-type-primary-type (content-type)
   "Return primary-type of CONTENT-TYPE."
   (cdr (car content-type)))
 
 (defsubst mime-content-type-subtype (content-type)
-  "Return primary-type of CONTENT-TYPE."
-  (cdr (cadr content-type)))
+  "Return subtype of CONTENT-TYPE."
+  (cdr (car (cdr content-type))))
 
 (defsubst mime-content-type-parameters (content-type)
-  "Return primary-type of CONTENT-TYPE."
-  (cddr content-type))
+  "Return parameters of CONTENT-TYPE."
+  (cdr (cdr content-type)))
 
 (defsubst mime-content-type-parameter (content-type parameter)
   "Return PARAMETER value of CONTENT-TYPE."
-  (cdr (assoc parameter (mime-content-type-parameters content-type))))
+  (cdr (assoc parameter (cdr (cdr content-type)))))
 
 
 (defsubst mime-type/subtype-string (type &optional subtype)
@@ -188,6 +226,10 @@
 ;;; @ Content-Disposition
 ;;;
 
+(defsubst make-mime-content-disposition (type &optional parameters)
+  (cons (cons 'type type)
+	parameters))
+
 (defsubst mime-content-disposition-type (content-disposition)
   "Return disposition-type of CONTENT-DISPOSITION."
   (cdr (car content-disposition)))