X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=mmbuffer.el;h=b5ba212e7bc9fd6b284ed0cbceb6e67d9d56b835;hb=f64e139c5380c9b142e90dc9c308bf525a45c8a2;hp=4e8bbe380c36c4ee99903c56a78a7df8f7939c3b;hpb=5ff06270035083a8a43b1710c1fdd41a71a3a7f7;p=elisp%2Fflim.git

diff --git a/mmbuffer.el b/mmbuffer.el
index 4e8bbe3..b5ba212 100644
--- a/mmbuffer.el
+++ b/mmbuffer.el
@@ -1,8 +1,10 @@
 ;;; mmbuffer.el --- MIME entity module for binary buffer
 
 ;; Copyright (C) 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: MIME, multimedia, mail, news
 
 ;; This file is part of FLIM (Faithful Library about Internet Message).
@@ -39,36 +41,44 @@
 
 (luna-define-method initialize-instance :after ((entity mime-buffer-entity)
 						&rest init-args)
-  (mime-buffer-entity-set-buffer-internal
-   entity (mime-entity-location-internal entity))
+  (or (mime-buffer-entity-buffer-internal entity)
+      (mime-buffer-entity-set-buffer-internal
+       entity (mime-entity-location-internal entity)))
   (save-excursion
     (set-buffer (mime-buffer-entity-buffer-internal entity))
-    (setq mime-message-structure entity)
-    (let ((header-start (point-min))
-	  header-end
-	  body-start
-	  (body-end (point-max)))
+    (if (mime-root-entity-p entity)
+	(setq mime-message-structure 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-buffer-entity-set-header-start-internal entity header-start)
-      (mime-buffer-entity-set-header-end-internal entity header-end)
-      (mime-buffer-entity-set-body-start-internal entity body-start)
-      (mime-buffer-entity-set-body-end-internal entity body-end)
+      (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)
 
@@ -77,130 +87,6 @@
   )
 
 
-;;; @ message parser
-;;;
-
-(defun mime-parse-multipart (entity)
-  (goto-char (point-min))
-  (let* ((representation-type
-	  (mime-entity-representation-type-internal entity))
-	 (content-type (mime-entity-content-type-internal entity))
-	 (dash-boundary
-	  (concat "--" (mime-content-type-parameter content-type "boundary")))
-	 (delimiter       (concat "\n" (regexp-quote dash-boundary)))
-	 (close-delimiter (concat delimiter "--[ \t]*$"))
-	 (rsep (concat delimiter "[ \t]*\n"))
-	 (dc-ctl
-	  (if (eq (mime-content-type-subtype content-type) 'digest)
-	      (make-mime-content-type 'message 'rfc822)
-	    (make-mime-content-type 'text 'plain)
-	    ))
-	 (header-end (mime-buffer-entity-header-end-internal entity))
-	 (body-end (mime-buffer-entity-body-end-internal entity)))
-    (save-restriction
-      (goto-char body-end)
-      (narrow-to-region header-end
-			(if (re-search-backward close-delimiter nil t)
-			    (match-beginning 0)
-			  body-end))
-      (goto-char header-end)
-      (if (re-search-forward rsep nil t)
-	  (let ((cb (match-end 0))
-		ce ncb ret children
-		(node-id (mime-entity-node-id-internal entity))
-		(i 0))
-	    (while (re-search-forward rsep nil t)
-	      (setq ce (match-beginning 0))
-	      (setq ncb (match-end 0))
-	      (save-restriction
-		(narrow-to-region cb ce)
-		(setq ret (mime-parse-message representation-type dc-ctl
-					      entity (cons i node-id)))
-		)
-	      (setq children (cons ret children))
-	      (goto-char (setq cb ncb))
-	      (setq i (1+ i))
-	      )
-	    (setq ce (point-max))
-	    (save-restriction
-	      (narrow-to-region cb ce)
-	      (setq ret (mime-parse-message representation-type dc-ctl
-					    entity (cons i node-id)))
-	      )
-	    (setq children (cons ret children))
-	    (mime-entity-set-children-internal entity (nreverse children))
-	    )
-	(mime-entity-set-content-type-internal
-	 entity (make-mime-content-type 'message 'x-broken))
-	nil)
-      )))
-
-(defun mime-parse-encapsulated (entity)
-  (mime-entity-set-children-internal
-   entity
-   (save-restriction
-     (narrow-to-region (mime-buffer-entity-body-start-internal entity)
-		       (mime-buffer-entity-body-end-internal entity))
-     (list (mime-parse-message
-	    (mime-entity-representation-type-internal entity) nil
-	    entity (cons 0 (mime-entity-node-id-internal entity))))
-     )))
-
-(defun mime-parse-message (representation-type &optional default-ctl 
-					       parent node-id)
-  (let ((header-start (point-min))
-	header-end
-	body-start
-	(body-end (point-max))
-	content-type)
-    (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)
-      (setq content-type (or (let ((str (std11-fetch-field "Content-Type")))
-			       (if str
-				   (mime-parse-Content-Type str)
-				 ))
-			     default-ctl))
-      )
-    (luna-make-entity representation-type
-		      :location (current-buffer)
-		      :content-type content-type
-		      :parent parent
-		      :node-id node-id
-		      :buffer (current-buffer)
-		      :header-start header-start
-		      :header-end header-end
-		      :body-start body-start
-		      :body-end body-end)
-    ))
-
-(luna-define-method mime-entity-children ((entity mime-buffer-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-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))
-  )
-
 (defun mime-visible-field-p (field-name visible-fields invisible-fields)
   (or (catch 'found
 	(while visible-fields
@@ -272,33 +158,24 @@
 		       (mime-buffer-entity-body-end-internal entity))
      (mime-entity-encoding entity))))
 
-(luna-define-method mime-insert-text-content ((entity mime-buffer-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)
-   ))
-
-;;; redefine to speed up
-
-(mm-define-method entity-point-min ((entity buffer))
-  (mime-buffer-entity-header-start-internal entity))
-
-(mm-define-method entity-point-max ((entity buffer))
-  (mime-buffer-entity-body-end-internal entity))
-
-(luna-define-method mime-entity-fetch-field ((entity mime-buffer-entity)
-					     field-name)
-  (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))
-      (std11-fetch-field field-name)
-      )))
+(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)
@@ -355,6 +232,14 @@
   (mime-buffer-entity-buffer-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)
+  )
+
 (luna-define-method mime-entity-point-min ((entity mime-buffer-entity))
   (mime-buffer-entity-header-start-internal entity)
   )
@@ -363,19 +248,20 @@
   (mime-buffer-entity-body-end-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))
+  )
 
-;;; @ utility
-;;;
+(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))
+  )
 
-;;;###autoload
-(defun mime-parse-buffer (&optional buffer representation-type)
-  "Parse BUFFER as a MIME message.
-If buffer is omitted, it parses current-buffer."
-  (save-excursion
-    (if buffer (set-buffer buffer))
-    (setq mime-message-structure
-	  (mime-parse-message (or representation-type 'buffer) nil))
-    ))
+(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))
+  )
 
 
 ;;; @ end