Merge flim-1_13_2_1.
[elisp/flim.git] / mime-def.el
index 75375f4..276dadd 100644 (file)
@@ -1,8 +1,10 @@
 ;;; mime-def.el --- definition module about MIME
 
 ;; Copyright (C) 1995,1996,1997,1998,1999 Free Software Foundation, Inc.
+;; Copyright (C) 1999 Electrotechnical Laboratory, JAPAN.
+;; Licensed to the Free Software Foundation.
 
-;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
+;; Author: MORIOKA Tomohiko <tomo@m17n.org>
 ;; Keywords: definition, MIME, multimedia, mail, news
 
 ;; This file is part of FLIM (Faithful Library about Internet Message).
@@ -33,7 +35,7 @@
 (eval-when-compile (require 'cl))      ; list*
 
 (eval-and-compile
-  (defconst mime-library-product ["FLIM" (1 12 7) "Y\e.D\8eþzaki"]
+  (defconst mime-library-product ["FLIM" (1 13 2) "Kasanui"]
     "Product name, version number and code name of MIME-library package.")
   )
 
@@ -57,6 +59,8 @@
 ;;; @ variables
 ;;;
 
+(require 'custom)
+
 (defgroup mime '((default-mime-charset custom-variable))
   "Emacs MIME Interfaces"
   :group 'news
 ;;; @ MIME entity
 ;;;
 
-(defmacro make-mime-entity-internal (representation-type location
-                                    &optional content-type
-                                    children parent node-id
-                                    ;; for NOV
-                                    decoded-subject decoded-from
-                                    date message-id references
-                                    chars lines
-                                    xref
-                                    ;; for other fields
-                                    original-header parsed-header
-                                    ;; for buffer representation
-                                    buffer
-                                    header-start header-end
-                                    body-start body-end)
-  `(vector ,representation-type ,location
-          ,content-type nil nil ,children ,parent ,node-id
-          ;; for NOV
-          ,decoded-subject ,decoded-from
-          ,date ,message-id ,references
-          ,chars ,lines
-          ,xref
-          ;; for other fields
-          ,original-header ,parsed-header
-          ;; for buffer representation
-          ,buffer ,header-start ,header-end ,body-start ,body-end))
-
-(defmacro mime-entity-representation-type-internal (entity)
-  `(aref ,entity 0))
-(defmacro mime-entity-set-representation-type-internal (entity type)
-  `(aset ,entity 0 ,type))
-(defmacro mime-entity-location-internal (entity)
-  `(aref ,entity 1))
-(defmacro mime-entity-set-location-internal (entity location)
-  `(aset ,entity 1 ,location))
-
-(defmacro mime-entity-content-type-internal (entity)
-  `(aref ,entity 2))
-(defmacro mime-entity-set-content-type-internal (entity type)
-  `(aset ,entity 2 ,type))
-(defmacro mime-entity-content-disposition-internal (entity)
-  `(aref ,entity 3))
-(defmacro mime-entity-set-content-disposition-internal (entity disposition)
-  `(aset ,entity 3 ,disposition))
-(defmacro mime-entity-encoding-internal (entity)
-  `(aref ,entity 4))
-(defmacro mime-entity-set-encoding-internal (entity encoding)
-  `(aset ,entity 4 ,encoding))
-
-(defmacro mime-entity-children-internal (entity)
-  `(aref ,entity 5))
-(defmacro mime-entity-set-children-internal (entity children)
-  `(aset ,entity 5 ,children))
-(defmacro mime-entity-parent-internal (entity)
-  `(aref ,entity 6))
-(defmacro mime-entity-node-id-internal (entity)
-  `(aref ,entity 7))
-
-(defmacro mime-entity-decoded-subject-internal (entity)
-  `(aref ,entity 8))
-(defmacro mime-entity-set-decoded-subject-internal (entity subject)
-  `(aset ,entity 8 ,subject))
-(defmacro mime-entity-decoded-from-internal (entity)
-  `(aref ,entity 9))
-(defmacro mime-entity-set-decoded-from-internal (entity from)
-  `(aset ,entity 9 ,from))
-(defmacro mime-entity-date-internal (entity)
-  `(aref ,entity 10))
-(defmacro mime-entity-set-date-internal (entity date)
-  `(aset ,entity 10 ,date))
-(defmacro mime-entity-message-id-internal (entity)
-  `(aref ,entity 11))
-(defmacro mime-entity-set-message-id-internal (entity message-id)
-  `(aset ,entity 11 ,message-id))
-(defmacro mime-entity-references-internal (entity)
-  `(aref ,entity 12))
-(defmacro mime-entity-set-references-internal (entity references)
-  `(aset ,entity 12 ,references))
-(defmacro mime-entity-chars-internal (entity)
-  `(aref ,entity 13))
-(defmacro mime-entity-set-chars-internal (entity chars)
-  `(aset ,entity 13 ,chars))
-(defmacro mime-entity-lines-internal (entity)
-  `(aref ,entity 14))
-(defmacro mime-entity-set-lines-internal (entity lines)
-  `(aset ,entity 14 ,lines))
-(defmacro mime-entity-xref-internal (entity)
-  `(aref ,entity 15))
-(defmacro mime-entity-set-xref-internal (entity xref)
-  `(aset ,entity 15 ,xref))
-
-(defmacro mime-entity-original-header-internal (entity)
-  `(aref ,entity 16))
-(defmacro mime-entity-set-original-header-internal (entity header)
-  `(aset ,entity 16 ,header))
-(defmacro mime-entity-parsed-header-internal (entity)
-  `(aref ,entity 17))
-(defmacro mime-entity-set-parsed-header-internal (entity header)
-  `(aset ,entity 17 ,header))
-
-(defmacro mime-entity-buffer-internal (entity)
-  `(aref ,entity 18))
-(defmacro mime-entity-set-buffer-internal (entity buffer)
-  `(aset ,entity 18 ,buffer))
-(defmacro mime-entity-header-start-internal (entity)
-  `(aref ,entity 19))
-(defmacro mime-entity-set-header-start-internal (entity point)
-  `(aset ,entity 19 ,point))
-(defmacro mime-entity-header-end-internal (entity)
-  `(aref ,entity 20))
-(defmacro mime-entity-set-header-end-internal (entity point)
-  `(aset ,entity 20 ,point))
-(defmacro mime-entity-body-start-internal (entity)
-  `(aref ,entity 21))
-(defmacro mime-entity-set-body-start-internal (entity point)
-  `(aset ,entity 21 ,point))
-(defmacro mime-entity-body-end-internal (entity)
-  `(aref ,entity 22))
-(defmacro mime-entity-set-body-end-internal (entity point)
-  `(aset ,entity 22 ,point))
+(require 'luna)
+
+(autoload 'mime-entity-content-type "mime")
+(autoload 'mime-parse-multipart "mime-parse")
+(autoload 'mime-parse-encapsulated "mime-parse")
+(autoload 'mime-entity-content "mime")
+
+(luna-define-class mime-entity ()
+                  (location
+                   content-type children parent
+                   node-id
+                   content-disposition encoding
+                   ;; for other fields
+                   original-header parsed-header))
+
+(defalias 'mime-entity-representation-type-internal 'luna-class-name)
+(defalias 'mime-entity-set-representation-type-internal 'luna-set-class-name)
+
+(luna-define-internal-accessors 'mime-entity)
+
+(luna-define-method mime-entity-fetch-field ((entity mime-entity)
+                                            field-name)
+  (or (symbolp field-name)
+      (setq field-name (intern (capitalize (capitalize field-name)))))
+  (cdr (assq field-name
+            (mime-entity-original-header-internal entity))))
+
+(luna-define-method mime-entity-children ((entity mime-entity))
+  (let* ((content-type (mime-entity-content-type entity))
+        (primary-type (mime-content-type-primary-type content-type)))
+    (cond ((eq primary-type 'multipart)
+          (mime-parse-multipart entity)
+          )
+         ((and (eq primary-type 'message)
+               (memq (mime-content-type-subtype content-type)
+                     '(rfc822 news external-body)
+                     ))
+          (mime-parse-encapsulated entity)
+          ))
+    ))
+
+(luna-define-method mime-insert-text-content ((entity mime-entity))
+  (insert
+   (decode-mime-charset-string (mime-entity-content entity)
+                              (or (mime-content-type-parameter
+                                   (mime-entity-content-type entity)
+                                   "charset")
+                                  default-mime-charset)
+                              'CRLF)
+   ))
+
+
+;;; @ for mm-backend
+;;;
+
+(defmacro mm-expand-class-name (type)
+  `(intern (format "mime-%s-entity" ,type)))
+
+(defmacro mm-define-backend (type &optional parents)
+  `(luna-define-class ,(mm-expand-class-name type)
+                     ,(nconc (mapcar (lambda (parent)
+                                       (mm-expand-class-name parent)
+                                       )
+                                     parents)
+                             '(mime-entity))))
+
+(defmacro mm-define-method (name args &rest body)
+  (or (eq name 'initialize-instance)
+      (setq name (intern (format "mime-%s" name))))
+  (let ((spec (car args)))
+    (setq args
+         (cons (list (car spec)
+                     (mm-expand-class-name (nth 1 spec)))
+               (cdr args)))
+    `(luna-define-method ,name ,args ,@body)
+    ))
+
+(put 'mm-define-method 'lisp-indent-function 'defun)
+
+(def-edebug-spec mm-define-method
+  (&define name ((arg symbolp)
+                [&rest arg]
+                [&optional ["&optional" arg &rest arg]]
+                &optional ["&rest" arg]
+                )
+          def-body))
 
 
 ;;; @ message structure
@@ -336,12 +307,7 @@ Please use reference function `mime-entity-SLOT' to get value of SLOT.
 
 Following is a list of slots of the structure:
 
-buffer                 buffer includes this entity (buffer).
 node-id                        node-id (list of integers)
-header-start           minimum point of header in raw-buffer
-header-end             maximum point of header in raw-buffer
-body-start             minimum point of body in raw-buffer
-body-end               maximum point of body in raw-buffer
 content-type           content-type (content-type)
 content-disposition    content-disposition (content-disposition)
 encoding               Content-Transfer-Encoding (string or nil)
@@ -353,81 +319,7 @@ message/rfc822, `mime-entity' structures of them are included in
 
 (make-variable-buffer-local 'mime-message-structure)
 
-
-;;; @ for mm-backend
-;;;
-
-(defvar mime-entity-implementation-alist nil)
-
-(defmacro mm-define-backend (type &optional parents)
-  "Define TYPE as a mm-backend.
-If PARENTS is specified, TYPE inherits PARENTS.
-Each parent must be backend name (symbol)."
-  (if parents
-      `(let ((rest ',(reverse parents)))
-        (while rest
-          (set-alist 'mime-entity-implementation-alist
-                     ',type
-                     (copy-alist
-                      (cdr (assq (car rest)
-                                 mime-entity-implementation-alist))))
-          (setq rest (cdr rest))
-          ))))
-
-(defmacro mm-define-method (name args &rest body)
-  "Define NAME as a method function of (nth 1 (car ARGS)) backend.
-
-ARGS is like an argument list of lambda, but (car ARGS) must be
-specialized parameter.  (car (car ARGS)) is name of variable and (nth
-1 (car ARGS)) is name of backend."
-  (let* ((specializer (car args))
-        (class (nth 1 specializer))
-        (self (car specializer)))
-    `(let ((imps (cdr (assq ',class mime-entity-implementation-alist)))
-          (func (lambda ,(if self
-                             (cons self (cdr args))
-                           (cdr args))
-                  ,@body)))
-       (if imps
-          (set-alist 'mime-entity-implementation-alist
-                     ',class (put-alist ',name func imps))
-        (set-alist 'mime-entity-implementation-alist
-                   ',class
-                   (list (cons ',name func)))
-        ))))
-
-(put 'mm-define-method 'lisp-indent-function 'defun)
-
-(eval-when-compile
-  (defmacro eval-module-depended-macro (module definition)
-    (condition-case nil
-       (progn
-         (require (eval module))
-         definition)
-      (error `(eval-after-load ,(symbol-name (eval module)) ',definition))
-      ))
-  )
-
-(eval-module-depended-macro
- 'edebug
- (def-edebug-spec mm-define-method
-   (&define name ((arg symbolp)
-                 [&rest arg]
-                 [&optional ["&optional" arg &rest arg]]
-                 &optional ["&rest" arg]
-                 )
-           def-body))
- )
-
-(defsubst mm-arglist-to-arguments (arglist)
-  (let (dest)
-    (while arglist
-      (let ((arg (car arglist)))
-       (or (memq arg '(&optional &rest))
-           (setq dest (cons arg dest)))
-       )
-      (setq arglist (cdr arglist)))
-    (nreverse dest)))
+(make-obsolete-variable 'mime-message-structure "should not use it.")
 
 
 ;;; @ for mel-backend
@@ -446,7 +338,7 @@ service."
           `((defun ,name ,args
               ,@rest
               (funcall (mel-find-function ',name ,(car (last args)))
-                       ,@(mm-arglist-to-arguments (butlast args)))
+                       ,@(luna-arglist-to-arguments (butlast args)))
               )))
      ))