;;; mmbuffer.el --- MIME entity module for binary buffer
-;; Copyright (C) 1998 Free Software Foundation, Inc.
+;; Copyright (C) 1998,1999,2000 Free Software Foundation, Inc.
-;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
+;; Author: MORIOKA Tomohiko <tomo@m17n.org>
;; Keywords: MIME, multimedia, mail, news
;; This file is part of FLIM (Faithful Library about Internet Message).
;;; Code:
+(require 'mmgeneric)
(require 'mime)
-(require 'mime-parse)
-(mm-define-backend buffer)
-
-(mm-define-method initialize-instance ((entity buffer))
- (mime-entity-set-buffer-internal
- entity (mime-entity-location-internal entity))
+(eval-and-compile
+ (luna-define-class mime-buffer-entity (mime-entity)
+ (buffer
+ header-start
+ header-end
+ body-start
+ body-end))
+
+ (luna-define-internal-accessors 'mime-buffer-entity)
+ )
+
+(luna-define-method initialize-instance :after ((entity mime-buffer-entity)
+ &rest init-args)
+ (or (mime-buffer-entity-buffer-internal entity)
+ (mime-buffer-entity-set-buffer-internal
+ entity (mime-entity-location-internal entity)))
(save-excursion
- (set-buffer (mime-entity-buffer-internal entity))
- (setq mime-message-structure entity)
- (let ((header-start (point-min))
- header-end
- body-start
- (body-end (point-max)))
+ (set-buffer (mime-buffer-entity-buffer-internal entity))
+ (let ((header-start
+ (or (mime-buffer-entity-header-start-internal entity)
+ (mime-buffer-entity-set-header-start-internal
+ entity (point-min))))
+ (header-end (mime-buffer-entity-header-end-internal entity))
+ (body-start (mime-buffer-entity-body-start-internal entity))
+ (body-end
+ (or (mime-buffer-entity-body-end-internal entity)
+ (mime-buffer-entity-set-body-end-internal entity (point-max)))))
(goto-char header-start)
- (if (re-search-forward "^$" nil t)
- (setq header-end (match-end 0)
- body-start (if (= header-end body-end)
- body-end
- (1+ header-end)))
- (setq header-end (point-min)
- body-start (point-min)))
- (save-restriction
- (narrow-to-region header-start header-end)
- (mime-entity-set-content-type-internal
- entity
- (let ((str (std11-fetch-field "Content-Type")))
- (if str
- (mime-parse-Content-Type str)
- )))
+ (unless (and header-end body-start)
+ (if (re-search-forward "^$" body-end t)
+ (setq header-end (match-end 0)
+ body-start (if (= header-end body-end)
+ body-end
+ (1+ header-end)))
+ (setq header-end (point-min)
+ body-start (point-min)))
+ (mime-buffer-entity-set-header-end-internal entity header-end)
+ (mime-buffer-entity-set-body-start-internal entity body-start)
)
- (mime-entity-set-header-start-internal entity header-start)
- (mime-entity-set-header-end-internal entity header-end)
- (mime-entity-set-body-start-internal entity body-start)
- (mime-entity-set-body-end-internal entity body-end)
- )))
-
-(mm-define-method entity-point-min ((entity buffer))
- (mime-entity-header-start-internal entity))
-
-(mm-define-method entity-point-max ((entity buffer))
- (mime-entity-body-end-internal entity))
-
-(mm-define-method fetch-field ((entity buffer) field-name)
+ (or (mime-entity-content-type-internal entity)
+ (save-restriction
+ (narrow-to-region header-start header-end)
+ (mime-entity-set-content-type-internal
+ entity
+ (let ((str (std11-fetch-field "Content-Type")))
+ (if str
+ (mime-parse-Content-Type str)
+ )))
+ ))
+ ))
+ entity)
+
+(luna-define-method mime-entity-name ((entity mime-buffer-entity))
+ (buffer-name (mime-buffer-entity-buffer-internal entity))
+ )
+
+
+(luna-define-method mime-insert-header ((entity mime-buffer-entity)
+ &optional invisible-fields
+ visible-fields)
+ (mime-insert-header-from-buffer
+ (mime-buffer-entity-buffer-internal entity)
+ (mime-buffer-entity-header-start-internal entity)
+ (mime-buffer-entity-header-end-internal entity)
+ invisible-fields visible-fields)
+ )
+
+(luna-define-method mime-entity-content ((entity mime-buffer-entity))
(save-excursion
- (set-buffer (mime-entity-buffer-internal entity))
- (save-restriction
- (narrow-to-region (mime-entity-header-start-internal entity)
- (mime-entity-header-end-internal entity))
- (std11-fetch-field field-name)
- )))
-
-(mm-define-method entity-cooked-p ((entity buffer)) nil)
-
-(mm-define-method entity-children ((entity buffer))
- (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)
- ))
- ))
-
-(mm-define-method entity-content ((entity buffer))
- (save-excursion
- (set-buffer (mime-entity-buffer-internal entity))
+ (set-buffer (mime-buffer-entity-buffer-internal entity))
(mime-decode-string
- (buffer-substring (mime-entity-body-start-internal entity)
- (mime-entity-body-end-internal entity))
+ (buffer-substring (mime-buffer-entity-body-start-internal entity)
+ (mime-buffer-entity-body-end-internal entity))
(mime-entity-encoding entity))))
+(luna-define-method mime-entity-body ((entity mime-buffer-entity))
+ (save-excursion
+ (set-buffer (mime-buffer-entity-buffer-internal entity))
+ (buffer-substring (mime-buffer-entity-body-start-internal entity)
+ (mime-buffer-entity-body-end-internal entity))))
+
+(luna-define-method mime-entity-fetch-field :around
+ ((entity mime-buffer-entity) field-name)
+ (or (luna-call-next-method)
+ (save-excursion
+ (set-buffer (mime-buffer-entity-buffer-internal entity))
+ (save-restriction
+ (narrow-to-region (mime-buffer-entity-header-start-internal entity)
+ (mime-buffer-entity-header-end-internal entity))
+ (let ((ret (std11-fetch-field field-name)))
+ (when ret
+ (or (symbolp field-name)
+ (setq field-name
+ (intern (capitalize (capitalize field-name)))))
+ (mime-entity-set-original-header-internal
+ entity
+ (put-alist field-name ret
+ (mime-entity-original-header-internal entity)))
+ ret))))))
+
+(mm-define-method insert-entity-content ((entity buffer))
+ (insert (with-current-buffer (mime-buffer-entity-buffer-internal entity)
+ (mime-decode-string
+ (buffer-substring (mime-buffer-entity-body-start-internal entity)
+ (mime-buffer-entity-body-end-internal entity))
+ (mime-entity-encoding entity)))))
+
(mm-define-method write-entity-content ((entity buffer) filename)
(save-excursion
- (set-buffer (mime-entity-buffer-internal entity))
- (mime-write-decoded-region (mime-entity-body-start-internal entity)
- (mime-entity-body-end-internal entity)
+ (set-buffer (mime-buffer-entity-buffer-internal entity))
+ (mime-write-decoded-region (mime-buffer-entity-body-start-internal entity)
+ (mime-buffer-entity-body-end-internal entity)
filename
(or (mime-entity-encoding entity) "7bit"))
))
+(mm-define-method insert-entity ((entity buffer))
+ (insert-buffer-substring (mime-buffer-entity-buffer-internal entity)
+ (mime-buffer-entity-header-start-internal entity)
+ (mime-buffer-entity-body-end-internal entity))
+ )
+
(mm-define-method write-entity ((entity buffer) filename)
(save-excursion
- (set-buffer (mime-entity-buffer-internal entity))
- (write-region-as-raw-text-CRLF (mime-entity-header-start-internal entity)
- (mime-entity-body-end-internal entity)
- filename)
+ (set-buffer (mime-buffer-entity-buffer-internal entity))
+ (write-region-as-raw-text-CRLF
+ (mime-buffer-entity-header-start-internal entity)
+ (mime-buffer-entity-body-end-internal entity)
+ filename)
))
(mm-define-method write-entity-body ((entity buffer) filename)
(save-excursion
- (set-buffer (mime-entity-buffer-internal entity))
- (write-region-as-binary (mime-entity-body-start-internal entity)
- (mime-entity-body-end-internal entity)
+ (set-buffer (mime-buffer-entity-buffer-internal entity))
+ (write-region-as-binary (mime-buffer-entity-body-start-internal entity)
+ (mime-buffer-entity-body-end-internal entity)
filename)
))
-(defun mime-visible-field-p (field-name visible-fields invisible-fields)
- (or (catch 'found
- (while visible-fields
- (let ((regexp (car visible-fields)))
- (if (string-match regexp field-name)
- (throw 'found t)
- ))
- (setq visible-fields (cdr visible-fields))
- ))
- (catch 'found
- (while invisible-fields
- (let ((regexp (car invisible-fields)))
- (if (string-match regexp field-name)
- (throw 'found nil)
- ))
- (setq invisible-fields (cdr invisible-fields))
- )
- t)))
-
-(mm-define-method insert-decoded-header ((entity buffer)
- &optional invisible-fields
- visible-fields)
- (save-restriction
- (narrow-to-region (point)(point))
- (let ((the-buf (current-buffer))
- (src-buf (mime-entity-buffer-internal entity))
- (h-end (mime-entity-header-end-internal entity))
- beg p end field-name len field)
- (save-excursion
- (set-buffer src-buf)
- (goto-char (mime-entity-header-start-internal entity))
- (save-restriction
- (narrow-to-region (point) h-end)
- (while (re-search-forward std11-field-head-regexp nil t)
- (setq beg (match-beginning 0)
- p (match-end 0)
- field-name (buffer-substring beg (1- p))
- len (string-width field-name)
- end (std11-field-end))
- (when (mime-visible-field-p field-name
- visible-fields invisible-fields)
- (setq field (intern (capitalize field-name)))
- (save-excursion
- (set-buffer the-buf)
- (insert field-name)
- (insert ":")
- (cond ((memq field eword-decode-ignored-field-list)
- ;; Don't decode
- (insert-buffer-substring src-buf p end)
- )
- ((memq field eword-decode-structured-field-list)
- ;; Decode as structured field
- (let ((body (save-excursion
- (set-buffer src-buf)
- (buffer-substring p end)
- )))
- (insert (eword-decode-and-fold-structured-field
- body (1+ len)))
- ))
- (t
- ;; Decode as unstructured field
- (let ((body (save-excursion
- (set-buffer src-buf)
- (buffer-substring p end)
- )))
- (insert (eword-decode-unstructured-field-body
- body (1+ len)))
- )))
- (insert "\n")
- ))))))))
+
+;;; @ header buffer
+;;;
+
+;; (luna-define-method mime-entity-header-buffer ((entity mime-buffer-entity))
+;; (mime-buffer-entity-buffer-internal entity)
+;; )
+
+;; (luna-define-method mime-goto-header-start-point ((entity mime-buffer-entity))
+;; (set-buffer (mime-buffer-entity-buffer-internal entity))
+;; (goto-char (mime-buffer-entity-header-start-internal entity))
+;; )
+
+;; (luna-define-method mime-entity-header-start-point ((entity
+;; mime-buffer-entity))
+;; (mime-buffer-entity-header-start-internal entity)
+;; )
+
+;; (luna-define-method mime-entity-header-end-point ((entity
+;; mime-buffer-entity))
+;; (mime-buffer-entity-header-end-internal entity)
+;; )
+
+
+;;; @ body buffer
+;;;
+
+;; (luna-define-method mime-entity-body-buffer ((entity mime-buffer-entity))
+;; (mime-buffer-entity-buffer-internal entity)
+;; )
+
+;; (luna-define-method mime-goto-body-start-point ((entity mime-buffer-entity))
+;; (set-buffer (mime-buffer-entity-buffer-internal entity))
+;; (goto-char (mime-buffer-entity-body-start-internal entity))
+;; )
+
+;; (luna-define-method mime-goto-body-end-point ((entity mime-buffer-entity))
+;; (set-buffer (mime-buffer-entity-buffer-internal entity))
+;; (goto-char (mime-buffer-entity-body-end-internal entity))
+;; )
+
+;; (luna-define-method mime-entity-body-start-point ((entity mime-buffer-entity))
+;; (mime-buffer-entity-body-start-internal entity)
+;; )
+
+;; (luna-define-method mime-entity-body-end-point ((entity mime-buffer-entity))
+;; (mime-buffer-entity-body-end-internal entity)
+;; )
+
+
+;;; @ buffer (obsolete)
+;;;
+
+;; (luna-define-method mime-entity-buffer ((entity mime-buffer-entity))
+;; (mime-buffer-entity-buffer-internal entity)
+;; )
+
+;; (luna-define-method mime-entity-point-min ((entity mime-buffer-entity))
+;; (mime-buffer-entity-header-start-internal entity)
+;; )
+
+;; (luna-define-method mime-entity-point-max ((entity mime-buffer-entity))
+;; (mime-buffer-entity-body-end-internal entity)
+;; )
;;; @ end