X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=mime-view.el;h=ffd2579467fe8629da4f4a8e7c2da1d9d13286a3;hb=aaa55b0b1e0f5c539843a19911cdb25c006034b4;hp=f4a9fa6ddf1d34dd01c33e96802bee9a85e24813;hpb=a6c18e6c4cc5c2eb55bfc8164ee251d8798ddad7;p=elisp%2Fsemi.git

diff --git a/mime-view.el b/mime-view.el
index f4a9fa6..ffd2579 100644
--- a/mime-view.el
+++ b/mime-view.el
@@ -27,10 +27,7 @@
 
 ;;; Code:
 
-(require 'std11)
-(require 'mel)
-(require 'eword-decode)
-(require 'mime-parse)
+(require 'mime)
 (require 'semi-def)
 (require 'calist)
 (require 'alist)
@@ -41,9 +38,10 @@
 ;;;
 
 (defconst mime-view-version-string
-  `,(concat (car mime-module-version) " MIME-View "
-	    (mapconcat #'number-to-string (cddr mime-module-version) ".")
-	    " (" (cadr mime-module-version) ")"))
+  `,(concat (car mime-user-interface-version) " MIME-View "
+	    (mapconcat #'number-to-string
+		       (cddr mime-user-interface-version) ".")
+	    " (" (cadr mime-user-interface-version) ")"))
 
 
 ;;; @ variables
@@ -64,50 +62,14 @@
   :type 'file)
 
 
-;;; @ buffer local variables
+;;; @ in raw-buffer (representation space)
 ;;;
 
-;;; @@ in raw-buffer
-;;;
-
-(defvar mime-raw-message-info nil
-  "Information about structure of message.
-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)
-children		entities included in this entity (list of entity)
-
-If an entity includes other entities in its body, such as multipart or
-message/rfc822, `mime-entity' structures of them are included in
-`children', so the `mime-entity' structure become a tree.")
-(make-variable-buffer-local 'mime-raw-message-info)
-
-
 (defvar mime-preview-buffer nil
   "MIME-preview buffer corresponding with the (raw) buffer.")
 (make-variable-buffer-local 'mime-preview-buffer)
 
 
-(defvar mime-raw-representation-type nil
-  "Representation-type of mime-raw-buffer.
-It must be nil, `binary' or `cooked'.
-If it is nil, `mime-raw-representation-type-alist' is used as default
-value.
-Notice that this variable is usually used as buffer local variable in
-raw-buffer.")
-
-(make-variable-buffer-local 'mime-raw-representation-type)
-
 (defvar mime-raw-representation-type-alist
   '((mime-show-message-mode     . binary)
     (mime-temp-message-mode     . binary)
@@ -116,12 +78,30 @@ raw-buffer.")
   "Alist of major-mode vs. representation-type of mime-raw-buffer.
 Each element looks like (SYMBOL . REPRESENTATION-TYPE).  SYMBOL is
 major-mode or t.  t means default.  REPRESENTATION-TYPE must be
-`binary' or `cooked'.
-This value is overridden by buffer local variable
-`mime-raw-representation-type' if it is not nil.")
+`binary' or `cooked'.")
+
+
+(defun mime-raw-find-entity-from-point (point &optional message-info)
+  "Return entity from POINT in mime-raw-buffer.
+If optional argument MESSAGE-INFO is not specified,
+`mime-message-structure' is used."
+  (or message-info
+      (setq message-info mime-message-structure))
+  (if (and (<= (mime-entity-point-min message-info) point)
+	   (<= point (mime-entity-point-max message-info)))
+      (let ((children (mime-entity-children message-info)))
+	(catch 'tag
+	  (while children
+	    (let ((ret
+		   (mime-raw-find-entity-from-point point (car children))))
+	      (if ret
+		  (throw 'tag ret)
+		))
+	    (setq children (cdr children)))
+	  message-info))))
 
 
-;;; @@ in preview-buffer
+;;; @ in preview-buffer (presentation space)
 ;;;
 
 (defvar mime-mother-buffer nil
@@ -134,90 +114,87 @@ message/partial, it is called `mother-buffer'.")
   "Raw buffer corresponding with the (MIME-preview) buffer.")
 (make-variable-buffer-local 'mime-raw-buffer)
 
-(defvar mime-preview-original-major-mode nil
-  "Major-mode of mime-raw-buffer.")
-(make-variable-buffer-local 'mime-preview-original-major-mode)
-
 (defvar mime-preview-original-window-configuration nil
   "Window-configuration before mime-view-mode is called.")
 (make-variable-buffer-local 'mime-preview-original-window-configuration)
 
+(defun mime-preview-original-major-mode (&optional recursive)
+  "Return major-mode of original buffer.
+If optional argument RECURSIVE is non-nil and current buffer has
+mime-mother-buffer, it returns original major-mode of the
+mother-buffer."
+  (if (and recursive mime-mother-buffer)
+      (save-excursion
+	(set-buffer mime-mother-buffer)
+	(mime-preview-original-major-mode recursive)
+	)
+    (save-excursion
+      (set-buffer
+       (mime-entity-buffer
+	(get-text-property (point-min) 'mime-view-entity)))
+      major-mode)))
+
 
 ;;; @ entity information
 ;;;
 
-(defsubst mime-raw-find-entity-from-node-id (entity-node-id
-					     &optional message-info)
-  "Return entity from ENTITY-NODE-ID in mime-raw-buffer.
-If optional argument MESSAGE-INFO is not specified,
-`mime-raw-message-info' is used."
-  (mime-raw-find-entity-from-number (reverse entity-node-id) message-info))
+(defun mime-entity-situation (entity)
+  "Return situation of ENTITY."
+  (append (or (mime-entity-content-type entity)
+	      (make-mime-content-type 'text 'plain))
+	  (let ((d (mime-entity-content-disposition entity)))
+	    (cons (cons 'disposition-type
+			(mime-content-disposition-type d))
+		  (mapcar (function
+			   (lambda (param)
+			     (let ((name (car param)))
+			       (cons (cond ((string= name "filename")
+					    'filename)
+					   ((string= name "creation-date")
+					    'creation-date)
+					   ((string= name "modification-date")
+					    'modification-date)
+					   ((string= name "read-date")
+					    'read-date)
+					   ((string= name "size")
+					    'size)
+					   (t (cons 'disposition (car param))))
+				     (cdr param)))))
+			  (mime-content-disposition-parameters d))
+		  ))
+	  (list (cons 'encoding (mime-entity-encoding entity))
+		(cons 'major-mode
+		      (save-excursion
+			(set-buffer (mime-entity-buffer entity))
+			major-mode)))
+	  ))
 
-(defun mime-raw-find-entity-from-number (entity-number &optional message-info)
-  "Return entity from ENTITY-NUMBER in mime-raw-buffer.
-If optional argument MESSAGE-INFO is not specified,
-`mime-raw-message-info' is used."
-  (or message-info
-      (setq message-info mime-raw-message-info))
-  (if (eq entity-number t)
-      message-info
-    (let ((sn (car entity-number)))
-      (if (null sn)
-	  message-info
-	(let ((rc (nth sn (mime-entity-children message-info))))
-	  (if rc
-	      (mime-raw-find-entity-from-number (cdr entity-number) rc)
-	    ))
-	))))
 
-(defun mime-raw-find-entity-from-point (point &optional message-info)
-  "Return entity from POINT in mime-raw-buffer.
-If optional argument MESSAGE-INFO is not specified,
-`mime-raw-message-info' is used."
-  (or message-info
-      (setq message-info mime-raw-message-info))
-  (if (and (<= (mime-entity-point-min message-info) point)
-	   (<= point (mime-entity-point-max message-info)))
-      (let ((children (mime-entity-children message-info)))
-	(catch 'tag
-	  (while children
-	    (let ((ret
-		   (mime-raw-find-entity-from-point point (car children))))
-	      (if ret
-		  (throw 'tag ret)
-		))
-	    (setq children (cdr children)))
-	  message-info))))
+(defun mime-view-entity-title (entity)
+  (or (mime-read-field 'Content-Description entity)
+      (mime-read-field 'Subject entity)
+      (mime-entity-filename entity)
+      ""))
+
 
 (defsubst mime-raw-point-to-entity-node-id (point &optional message-info)
   "Return entity-node-id from POINT in mime-raw-buffer.
 If optional argument MESSAGE-INFO is not specified,
-`mime-raw-message-info' is used."
+`mime-message-structure' is used."
   (mime-entity-node-id (mime-raw-find-entity-from-point point message-info)))
 
 (defsubst mime-raw-point-to-entity-number (point &optional message-info)
   "Return entity-number from POINT in mime-raw-buffer.
 If optional argument MESSAGE-INFO is not specified,
-`mime-raw-message-info' is used."
-  (reverse (mime-raw-point-to-entity-node-id point message-info)))
-
-(defsubst mime-entity-parent (entity &optional message-info)
-  "Return mother entity of ENTITY.
-If optional argument MESSAGE-INFO is not specified,
-`mime-raw-message-info' in buffer of ENTITY is used."
-  (mime-raw-find-entity-from-node-id
-   (cdr (mime-entity-node-id entity))
-   (or message-info
-       (save-excursion
-	 (set-buffer (mime-entity-buffer entity))
-	 mime-raw-message-info))))
+`mime-message-structure' is used."
+  (mime-entity-number (mime-raw-find-entity-from-point point message-info)))
 
 (defun mime-raw-flatten-message-info (&optional message-info)
   "Return list of entity in mime-raw-buffer.
 If optional argument MESSAGE-INFO is not specified,
-`mime-raw-message-info' is used."
+`mime-message-structure' is used."
   (or message-info
-      (setq message-info mime-raw-message-info))
+      (setq message-info mime-message-structure))
   (let ((dest (list message-info))
 	(rcl (mime-entity-children message-info)))
     (while rcl
@@ -254,10 +231,11 @@ Please redefine this function if you want to change default setting."
 ;;; @@@ entity button generator
 ;;;
 
-(defun mime-view-insert-entity-button (entity message-info subj)
+(defun mime-view-insert-entity-button (entity)
   "Insert entity-button of ENTITY."
   (let ((entity-node-id (mime-entity-node-id entity))
-	(params (mime-entity-parameters entity)))
+	(params (mime-entity-parameters entity))
+	(subject (mime-view-entity-title entity)))
     (mime-insert-button
      (let ((access-type (assoc "access-type" params))
 	   (num (or (cdr (assoc "x-part-number" params))
@@ -274,12 +252,12 @@ Please redefine this function if you want to change default setting."
 		(setq access-type (cdr access-type))
 		(if server
 		    (format "%s %s ([%s] %s)"
-			    num subj access-type (cdr server))
+			    num subject access-type (cdr server))
 		(let ((site (cdr (assoc "site" params)))
 		      (dir (cdr (assoc "directory" params)))
 		      )
 		  (format "%s %s ([%s] %s:%s)"
-			  num subj access-type site dir)
+			  num subject access-type site dir)
 		  )))
 	    )
 	   (t
@@ -288,7 +266,7 @@ Please redefine this function if you want to change default setting."
 		  (charset (cdr (assoc "charset" params)))
 		  (encoding (mime-entity-encoding entity)))
 	      (concat
-	       num " " subj
+	       num " " subject
 	       (let ((rest
 		      (format " <%s/%s%s%s>"
 			      media-type media-subtype
@@ -309,18 +287,11 @@ Please redefine this function if you want to change default setting."
 ;;; @@ entity-header
 ;;;
 
-;;; @@@ entity header filter
-;;;
-
-(defvar mime-view-content-header-filter-alist nil)
-
-(defun mime-view-default-content-header-filter ()
-  (mime-view-cut-header)
-  (eword-decode-header)
-  )
-
-;;; @@@ entity field cutter
-;;;
+(defvar mime-header-presentation-method-alist nil
+  "Alist of major mode vs. corresponding header-presentation-method functions.
+Each element looks like (SYMBOL . FUNCTION).
+SYMBOL must be major mode in raw-buffer or t.  t means default.
+Interface of FUNCTION must be (ENTITY SITUATION).")
 
 (defvar mime-view-ignored-field-list
   '(".*Received" ".*Path" ".*Id" "References"
@@ -331,36 +302,10 @@ Please redefine this function if you want to change default setting."
   "All fields that match this list will be hidden in MIME preview buffer.
 Each elements are regexp of field-name.")
 
-(defvar mime-view-ignored-field-regexp
-  (concat "^"
-	  (apply (function regexp-or) mime-view-ignored-field-list)
-	  ":"))
-
 (defvar mime-view-visible-field-list '("Dnas.*" "Message-Id")
   "All fields that match this list will be displayed in MIME preview buffer.
 Each elements are regexp of field-name.")
 
-(defun mime-view-cut-header ()
-  (goto-char (point-min))
-  (while (re-search-forward mime-view-ignored-field-regexp nil t)
-    (let* ((beg (match-beginning 0))
-	   (end (match-end 0))
-	   (name (buffer-substring beg end))
-	   )
-      (catch 'visible
-	(let ((rest mime-view-visible-field-list))
-	  (while rest
-	    (if (string-match (car rest) name)
-		(throw 'visible nil)
-	      )
-	    (setq rest (cdr rest))))
-	(delete-region beg
-		       (save-excursion
-			 (if (re-search-forward "^\\([^ \t]\\|$\\)" nil t)
-			     (match-beginning 0)
-			   (point-max))))
-	))))
-
 
 ;;; @@ entity-body
 ;;;
@@ -422,42 +367,42 @@ Each elements are regexp of field-name.")
 (ctree-set-calist-strictly
  'mime-preview-condition
  '((body . visible)
-   (body-presentation-method . mime-preview-text/plain)))
+   (body-presentation-method . mime-display-text/plain)))
 
 (ctree-set-calist-strictly
  'mime-preview-condition
  '((type . nil)
    (body . visible)
-   (body-presentation-method . mime-preview-text/plain)))
+   (body-presentation-method . mime-display-text/plain)))
 
 (ctree-set-calist-strictly
  'mime-preview-condition
  '((type . text)(subtype . enriched)
    (body . visible)
-   (body-presentation-method . mime-preview-text/enriched)))
+   (body-presentation-method . mime-display-text/enriched)))
 
 (ctree-set-calist-strictly
  'mime-preview-condition
  '((type . text)(subtype . richtext)
    (body . visible)
-   (body-presentation-method . mime-preview-text/richtext)))
+   (body-presentation-method . mime-display-text/richtext)))
 
 (ctree-set-calist-strictly
  'mime-preview-condition
  '((type . text)(subtype . t)
    (body . visible)
-   (body-presentation-method . mime-preview-text/plain)))
+   (body-presentation-method . mime-display-text/plain)))
 
 (ctree-set-calist-strictly
  'mime-preview-condition
  '((type . multipart)(subtype . alternative)
    (body . visible)
-   (body-presentation-method . mime-preview-multipart/alternative)))
+   (body-presentation-method . mime-display-multipart/alternative)))
 
 (ctree-set-calist-strictly
  'mime-preview-condition '((type . message)(subtype . partial)
 			   (body-presentation-method
-			    . mime-preview-message/partial-button)))
+			    . mime-display-message/partial-button)))
 
 (ctree-set-calist-strictly
  'mime-preview-condition '((type . message)(subtype . rfc822)
@@ -475,9 +420,9 @@ Each elements are regexp of field-name.")
 ;;; @@@ entity presentation
 ;;;
 
-(autoload 'mime-preview-text/plain "mime-text")
-(autoload 'mime-preview-text/enriched "mime-text")
-(autoload 'mime-preview-text/richtext "mime-text")
+(autoload 'mime-display-text/plain "mime-text")
+(autoload 'mime-display-text/enriched "mime-text")
+(autoload 'mime-display-text/richtext "mime-text")
 
 (defvar mime-view-announcement-for-message/partial
   (if (and (>= emacs-major-version 19) window-system)
@@ -490,7 +435,7 @@ Each elements are regexp of field-name.")
 \[[ Please press `v' key in this buffer.         ]]"
     ))
 
-(defun mime-preview-message/partial-button (&optional entity situation)
+(defun mime-display-message/partial-button (&optional entity situation)
   (save-restriction
     (goto-char (point-max))
     (if (not (search-backward "\n\n" nil t))
@@ -503,17 +448,12 @@ Each elements are regexp of field-name.")
 		     #'mime-preview-play-current-entity)
     ))
 
-(defun mime-preview-multipart/mixed (entity situation)
+(defun mime-display-multipart/mixed (entity situation)
   (let ((children (mime-entity-children entity))
 	(default-situation
 	  (cdr (assq 'childrens-situation situation))))
     (while children
-      (mime-view-display-entity (car children)
-				(save-excursion
-				  (set-buffer mime-raw-buffer)
-				  mime-raw-message-info)
-				mime-raw-buffer (current-buffer)
-				default-situation)
+      (mime-display-entity (car children) nil default-situation)
       (setq children (cdr children))
       )))
 
@@ -526,13 +466,14 @@ Each elements are regexp of field-name.")
 MEDIA-TYPE must be (TYPE . SUBTYPE), TYPE or t.  t means default."
   :group 'mime-view
   :type '(repeat (cons (choice :tag "Media-Type"
-			       (item :tag "Type/Subtype"
-				     (cons symbol symbol))
-			       (item :tag "Type" symbol)
-			       (item :tag "Default" t))
+			       (cons :tag "Type/Subtype"
+				     (symbol :tag "Primary-type")
+				     (symbol :tag "Subtype"))
+			       (symbol :tag "Type")
+			       (const :tag "Default" t))
 		       integer)))
 
-(defun mime-preview-multipart/alternative (entity situation)
+(defun mime-display-multipart/alternative (entity situation)
   (let* ((children (mime-entity-children entity))
 	 (default-situation
 	   (cdr (assq 'childrens-situation situation)))
@@ -545,13 +486,8 @@ MEDIA-TYPE must be (TYPE . SUBTYPE), TYPE or t.  t means default."
 		     (let ((situation
 			    (or (ctree-match-calist
 				 mime-preview-condition
-				 (append
-				  (or (mime-entity-content-type child)
-				      (make-mime-content-type 'text 'plain))
-				  (list* (cons 'encoding
-					       (mime-entity-encoding child))
-					 (cons 'major-mode major-mode)
-					 default-situation)))
+				 (append (mime-entity-situation child)
+					 default-situation))
 				default-situation)))
 		       (if (cdr (assq 'body-presentation-method situation))
 			   (let ((score
@@ -578,17 +514,12 @@ MEDIA-TYPE must be (TYPE . SUBTYPE), TYPE or t.  t means default."
 		  children)))
     (setq i 0)
     (while children
-      (let ((situation (car situations)))
-	(mime-view-display-entity (car children)
-				  (save-excursion
-				    (set-buffer mime-raw-buffer)
-				    mime-raw-message-info)
-				  mime-raw-buffer (current-buffer)
-				  default-situation
-				  (if (= i p)
-				      situation
-				    (del-alist 'body-presentation-method
-					       (copy-alist situation))))
+      (let ((child (car children))
+	    (situation (car situations)))
+	(mime-display-entity child (if (= i p)
+				       situation
+				     (del-alist 'body-presentation-method
+						(copy-alist situation))))
 	)
       (setq children (cdr children)
 	    situations (cdr situations)
@@ -631,97 +562,58 @@ MEDIA-TYPE must be (TYPE . SUBTYPE), TYPE or t.  t means default."
 	(setq entries (cdr entries))
 	)))
 
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . t)(subtype . t)(mode . "extract")
-;;    (method . mime-method-to-save)))
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . application)(subtype . octet-stream)
+   (mode . "play")
+   (method . mime-detect-content)
+   ))
+
 (ctree-set-calist-with-default
  'mime-acting-condition
  '((mode . "extract")
-   (method . mime-method-to-save)))
-
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . text)(subtype . plain)(mode . "play")
-;;    (method "tm-plain" nil 'file "" 'encoding 'mode 'name)
-;;    ))
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . text)(subtype . plain)(mode . "print")
-;;    (method "tm-plain" nil 'file "" 'encoding 'mode 'name)
-;;    ))
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . text)(subtype . html)(mode . "play")
-;;    (method "tm-html" nil 'file "" 'encoding 'mode 'name)
-;;    ))
+   (method . mime-save-content)))
+
 (ctree-set-calist-strictly
  'mime-acting-condition
  '((type . text)(subtype . x-rot13-47)(mode . "play")
-   (method . mime-method-to-display-caesar)
+   (method . mime-view-caesar)
    ))
 (ctree-set-calist-strictly
  'mime-acting-condition
  '((type . text)(subtype . x-rot13-47-48)(mode . "play")
-   (method . mime-method-to-display-caesar)
+   (method . mime-view-caesar)
    ))
 
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . audio)(subtype . basic)(mode . "play")
-;;    (method "tm-au" nil 'file "" 'encoding 'mode 'name)
-;;    ))
-
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . image)(mode . "play")
-;;    (method "tm-image" nil 'file "" 'encoding 'mode 'name)
-;;    ))
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . image)(mode . "print")
-;;    (method "tm-image" nil 'file "" 'encoding 'mode 'name)
-;;    ))
-
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . video)(subtype . mpeg)(mode . "play")
-;;    (method "tm-mpeg" nil 'file "" 'encoding 'mode 'name)
-;;    ))
-
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . application)(subtype . postscript)(mode . "play")
-;;    (method "tm-ps" nil 'file "" 'encoding 'mode 'name)
-;;    ))
-;; (ctree-set-calist-strictly
-;;  'mime-acting-condition
-;;  '((type . application)(subtype . postscript)(mode . "print")
-;;    (method "tm-ps" nil 'file "" 'encoding 'mode 'name)
-;;    ))
-
 (ctree-set-calist-strictly
  'mime-acting-condition
  '((type . message)(subtype . rfc822)(mode . "play")
-   (method . mime-method-to-display-message/rfc822)
+   (method . mime-view-message/rfc822)
    ))
 (ctree-set-calist-strictly
  'mime-acting-condition
  '((type . message)(subtype . partial)(mode . "play")
-   (method . mime-method-to-store-message/partial)
+   (method . mime-store-message/partial-piece)
    ))
 
 (ctree-set-calist-strictly
  'mime-acting-condition
  '((type . message)(subtype . external-body)
    ("access-type" . "anon-ftp")
-   (method . mime-method-to-display-message/external-ftp)
+   (method . mime-view-message/external-anon-ftp)
+   ))
+
+(ctree-set-calist-strictly
+ 'mime-acting-condition
+ '((type . message)(subtype . external-body)
+   ("access-type" . "url")
+   (method . mime-view-message/external-url)
    ))
 
 (ctree-set-calist-strictly
  'mime-acting-condition
  '((type . application)(subtype . octet-stream)
-   (method . mime-method-to-save)
+   (method . mime-save-content)
    ))
 
 
@@ -733,174 +625,76 @@ MEDIA-TYPE must be (TYPE . SUBTYPE), TYPE or t.  t means default."
      . mime-preview-quitting-method-for-mime-show-message-mode))
   "Alist of major-mode vs. quitting-method of mime-view.")
 
-(defvar mime-view-over-to-previous-method-alist nil)
-(defvar mime-view-over-to-next-method-alist nil)
+(defvar mime-preview-over-to-previous-method-alist nil
+  "Alist of major-mode vs. over-to-previous-method of mime-view.")
 
-(defvar mime-view-show-summary-method nil
-  "Alist of major-mode vs. show-summary-method.")
+(defvar mime-preview-over-to-next-method-alist nil
+  "Alist of major-mode vs. over-to-next-method of mime-view.")
 
 
 ;;; @ following method
 ;;;
 
-(defvar mime-view-following-method-alist nil
+(defvar mime-preview-following-method-alist nil
   "Alist of major-mode vs. following-method of mime-view.")
 
 (defvar mime-view-following-required-fields-list
   '("From"))
 
 
-;;; @ X-Face
-;;;
-
-;; hack from Gnus 5.0.4.
-
-(defvar mime-view-x-face-to-pbm-command
-  "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm")
-
-(defvar mime-view-x-face-command
-  (concat mime-view-x-face-to-pbm-command
-	  " | xv -quit -")
-  "String to be executed to display an X-Face field.
-The command will be executed in a sub-shell asynchronously.
-The compressed face will be piped to this command.")
-
-(defun mime-view-x-face-function ()
-  "Function to display X-Face field. You can redefine to customize."
-  ;; 1995/10/12 (c.f. tm-eng:130)
-  ;;	fixed by Eric Ding <ericding@San-Jose.ate.slb.com>
-  (save-restriction
-    (narrow-to-region (point-min) (re-search-forward "^$" nil t))
-    ;; end
-    (goto-char (point-min))
-    (if (re-search-forward "^X-Face:[ \t]*" nil t)
-	(let ((beg (match-end 0))
-	      (end (std11-field-end))
-	      )
-	  (call-process-region beg end "sh" nil 0 nil
-			       "-c" mime-view-x-face-command)
-	  ))))
-
-
-;;; @ miscellaneous
-;;;
-
-(defvar mime-view-uuencode-encoding-name-list '("x-uue" "x-uuencode"))
-
-
 ;;; @ buffer setup
 ;;;
 
-(defvar mime-view-redisplay nil)
-
-(defun mime-view-setup-buffers (&optional ctl encoding ibuf obuf)
-  (if ibuf
-      (progn
-	(get-buffer ibuf)
-	(set-buffer ibuf)
-	))
-  (or mime-view-redisplay
-      (setq mime-raw-message-info (mime-parse-message ctl encoding))
-      )
-  (let ((message-info mime-raw-message-info)
-	(the-buf (current-buffer))
-	(mode major-mode))
-    (or obuf
-	(setq obuf (concat "*Preview-" (buffer-name the-buf) "*")))
-    (set-buffer (get-buffer-create obuf))
-    (let ((inhibit-read-only t))
-      ;;(setq buffer-read-only nil)
-      (widen)
-      (erase-buffer)
-      (setq mime-raw-buffer the-buf)
-      (setq mime-preview-original-major-mode mode)
-      (setq major-mode 'mime-view-mode)
-      (setq mode-name "MIME-View")
-      (mime-view-display-entity message-info message-info
-				the-buf obuf
-				'((entity-button . invisible)
-				  (header . visible)
-				  ))
-      (set-buffer-modified-p nil)
-      )
-    (setq buffer-read-only t)
-    (set-buffer the-buf)
-    )
-  (setq mime-preview-buffer obuf)
-  )
-
-(defun mime-view-display-entity (entity message-info ibuf obuf
-					default-situation
-					&optional situation)
-  (let* ((start (mime-entity-point-min entity))
-	 (end (mime-entity-point-max entity))
-         (content-type (mime-entity-content-type entity))
-         (encoding (mime-entity-encoding entity))
-	 end-of-header e nb ne subj)
-    (set-buffer ibuf)
+(defun mime-display-entity (entity &optional situation
+				   default-situation preview-buffer)
+  (or preview-buffer
+      (setq preview-buffer (current-buffer)))
+  (let* ((raw-buffer (mime-entity-buffer entity))
+	 (start (mime-entity-point-min entity))
+	 e nb ne)
+    (set-buffer raw-buffer)
     (goto-char start)
-    (setq end-of-header (if (re-search-forward "^$" nil t)
-			    (1+ (match-end 0))
-			  end))
-    (if (> end-of-header end)
-	(setq end-of-header end)
-      )
-    (save-restriction
-      (narrow-to-region start end)
-      (setq subj (eword-decode-string (mime-raw-get-subject entity)))
-      )
     (or situation
 	(setq situation
 	      (or (ctree-match-calist mime-preview-condition
-				      (append
-				       (or content-type
-					   (make-mime-content-type
-					    'text 'plain))
-				       (list* (cons 'encoding   encoding)
-					      (cons 'major-mode major-mode)
-					      default-situation)))
+				      (append (mime-entity-situation entity)
+					      default-situation))
 		  default-situation)))
     (let ((button-is-invisible
 	   (eq (cdr (assq 'entity-button situation)) 'invisible))
 	  (header-is-visible
 	   (eq (cdr (assq 'header situation)) 'visible))
+	  (header-presentation-method
+	   (or (cdr (assq 'header-presentation-method situation))
+	       (cdr (assq major-mode mime-header-presentation-method-alist))))
 	  (body-presentation-method
 	   (cdr (assq 'body-presentation-method situation)))
 	  (children (mime-entity-children entity)))
-      (set-buffer obuf)
+      (set-buffer preview-buffer)
       (setq nb (point))
       (narrow-to-region nb nb)
       (or button-is-invisible
 	  (if (mime-view-entity-button-visible-p entity)
-	      (mime-view-insert-entity-button entity message-info subj)
-	    ))
-      (if header-is-visible
-	  (save-restriction
-	    (narrow-to-region (point)(point))
-	    (insert-buffer-substring mime-raw-buffer start end-of-header)
-	    (let ((f (cdr (assq mime-preview-original-major-mode
-				mime-view-content-header-filter-alist))))
-	      (if (functionp f)
-		  (funcall f)
-		(mime-view-default-content-header-filter)
-		))
-	    (run-hooks 'mime-view-content-header-filter-hook)
+	      (mime-view-insert-entity-button entity)
 	    ))
-      (cond ((eq body-presentation-method 'with-filter)
-	     (let ((body-filter (cdr (assq 'body-filter situation))))
-	       (save-restriction
-		 (narrow-to-region (point-max)(point-max))
-		 (insert-buffer-substring mime-raw-buffer end-of-header end)
-		 (funcall body-filter situation)
-		 )))
-	    (children)
-	    ((functionp body-presentation-method)
+      (when header-is-visible
+	(if header-presentation-method
+	    (funcall header-presentation-method entity situation)
+	  (mime-insert-decoded-header entity
+				      mime-view-ignored-field-list
+				      mime-view-visible-field-list))
+	(goto-char (point-max))
+	(insert "\n")
+	(run-hooks 'mime-display-header-hook)
+	)
+      (cond (children)
+            ((functionp body-presentation-method)
 	     (funcall body-presentation-method entity situation)
 	     )
 	    (t
 	     (when button-is-invisible
 	       (goto-char (point-max))
-	       (mime-view-insert-entity-button entity message-info subj)
+	       (mime-view-insert-entity-button entity)
 	       )
 	     (or header-is-visible
 		 (progn
@@ -910,45 +704,15 @@ The compressed face will be piped to this command.")
 	     ))
       (setq ne (point-max))
       (widen)
-      (put-text-property nb ne 'mime-view-raw-buffer ibuf)
       (put-text-property nb ne 'mime-view-entity entity)
       (goto-char ne)
       (if children
 	  (if (functionp body-presentation-method)
 	      (funcall body-presentation-method entity situation)
-	    (mime-preview-multipart/mixed entity situation)
+	    (mime-display-multipart/mixed entity situation)
 	    ))
       )))
 
-(defun mime-raw-get-uu-filename ()
-  (save-excursion
-    (if (re-search-forward "^begin [0-9]+ " nil t)
-	(if (looking-at ".+$")
-	    (buffer-substring (match-beginning 0)(match-end 0))
-	  ))))
-
-(defun mime-raw-get-subject (entity)
-  (or (std11-find-field-body '("Content-Description" "Subject"))
-      (let ((ret (mime-entity-content-disposition entity)))
-	(and ret
-	     (setq ret (mime-content-disposition-filename ret))
-	     (std11-strip-quoted-string ret)
-	     ))
-      (let ((ret (mime-entity-content-type entity)))
-	(and ret
-	     (setq ret
-		   (cdr
-		    (let ((param (mime-content-type-parameters ret)))
-		      (or (assoc "name" param)
-			  (assoc "x-name" param))
-		      )))
-	     (std11-strip-quoted-string ret)
-	     ))
-      (if (member (mime-entity-encoding entity)
-		  mime-view-uuencode-encoding-name-list)
-	  (mime-raw-get-uu-filename))
-      ""))
-
 
 ;;; @ MIME viewer mode
 ;;;
@@ -963,7 +727,6 @@ The compressed face will be piped to this command.")
     (play	 "Play current entity"     mime-preview-play-current-entity)
     (extract	 "Extract current entity"  mime-preview-extract-current-entity)
     (print	 "Print current entity"    mime-preview-print-current-entity)
-    (x-face	 "Show X Face"             mime-preview-display-x-face)
     )
   "Menu for MIME Viewer")
 
@@ -1023,8 +786,6 @@ The compressed face will be piped to this command.")
     (define-key mime-view-mode-map
       "q"        (function mime-preview-quit))
     (define-key mime-view-mode-map
-      "h"        (function mime-preview-show-summary))
-    (define-key mime-view-mode-map
       "\C-c\C-x" (function mime-preview-kill-buffer))
     ;; (define-key mime-view-mode-map
     ;;   "<"        (function beginning-of-buffer))
@@ -1086,7 +847,87 @@ The compressed face will be piped to this command.")
 	  (bury-buffer buf)
 	  ))))
 
-(defun mime-view-mode (&optional mother ctl encoding ibuf obuf
+(defvar mime-view-redisplay nil)
+
+(defun mime-display-message (message &optional preview-buffer
+				     mother default-keymap-or-function)
+  (mime-maybe-hide-echo-buffer)
+  (let ((win-conf (current-window-configuration))
+	(raw-buffer (mime-entity-buffer message)))
+    (or preview-buffer
+	(setq preview-buffer
+	      (concat "*Preview-" (buffer-name raw-buffer) "*")))
+    (set-buffer raw-buffer)
+    (setq mime-preview-buffer preview-buffer)
+    (let ((inhibit-read-only t))
+      (set-buffer (get-buffer-create preview-buffer))
+      (widen)
+      (erase-buffer)
+      (setq mime-raw-buffer raw-buffer)
+      (if mother
+	  (setq mime-mother-buffer mother)
+	)
+      (setq mime-preview-original-window-configuration win-conf)
+      (setq major-mode 'mime-view-mode)
+      (setq mode-name "MIME-View")
+      (mime-display-entity message nil
+			   '((entity-button . invisible)
+			     (header . visible))
+			   preview-buffer)
+      (mime-view-define-keymap default-keymap-or-function)
+      (let ((point
+	     (next-single-property-change (point-min) 'mime-view-entity)))
+	(if point
+	    (goto-char point)
+	  (goto-char (point-min))
+	  (search-forward "\n\n" nil t)
+	  ))
+      (run-hooks 'mime-view-mode-hook)
+      (set-buffer-modified-p nil)
+      (setq buffer-read-only t)
+      (or (get-buffer-window preview-buffer)
+	  (let ((r-win (get-buffer-window raw-buffer)))
+	    (if r-win
+		(set-window-buffer r-win preview-buffer)
+	      (let ((m-win (and mother (get-buffer-window mother))))
+		(if m-win
+		    (set-window-buffer m-win preview-buffer)
+		  (switch-to-buffer preview-buffer)
+		  )))))
+      )))
+
+(defun mime-view-buffer (&optional raw-buffer preview-buffer mother
+				   default-keymap-or-function
+				   representation-type)
+  "View RAW-BUFFER in MIME-View mode.
+Optional argument PREVIEW-BUFFER is either nil or a name of preview
+buffer.
+Optional argument DEFAULT-KEYMAP-OR-FUNCTION is nil, keymap or
+function.  If it is a keymap, keymap of MIME-View mode will be added
+to it.  If it is a function, it will be bound as default binding of
+keymap of MIME-View mode.
+Optional argument REPRESENTATION-TYPE is representation-type of
+message.  It must be nil, `binary' or `cooked'.  If it is nil,
+`binary' is used as default."
+  (interactive)
+  (or raw-buffer
+      (setq raw-buffer (current-buffer)))
+  (or representation-type
+      (setq representation-type
+	    (save-excursion
+	      (set-buffer raw-buffer)
+	      (cdr (or (assq major-mode mime-raw-representation-type-alist)
+		       (assq t mime-raw-representation-type-alist)))
+	      )))
+  (if (eq representation-type 'binary)
+      (setq representation-type 'buffer)
+    )
+  (mime-display-message
+   (mime-open-entity representation-type raw-buffer)
+   preview-buffer mother default-keymap-or-function))
+
+(defun mime-view-mode (&optional mother ctl encoding
+				 raw-buffer preview-buffer
 				 default-keymap-or-function)
   "Major mode for viewing MIME message.
 
@@ -1106,33 +947,32 @@ v		Decode current content as `play mode'
 e		Decode current content as `extract mode'
 C-c C-p		Decode current content as `print mode'
 a		Followup to current content.
-x		Display X-Face
 q		Quit
 button-2	Move to point under the mouse cursor
         	and decode current content as `play mode'
 "
   (interactive)
-  (mime-maybe-hide-echo-buffer)
-  (let ((ret (mime-view-setup-buffers ctl encoding ibuf obuf))
-	(win-conf (current-window-configuration))
+  (unless mime-view-redisplay
+    (save-excursion
+      (if raw-buffer (set-buffer raw-buffer))
+      (let ((type
+	     (cdr
+	      (or (assq major-mode mime-raw-representation-type-alist)
+		  (assq t mime-raw-representation-type-alist)))))
+	(if (eq type 'binary)
+	    (setq type 'buffer)
+	  )
+	(setq mime-message-structure (mime-open-entity type raw-buffer))
+	(or (mime-entity-content-type mime-message-structure)
+	    (mime-entity-set-content-type-internal
+	     mime-message-structure ctl))
 	)
-    (prog1
-	(switch-to-buffer ret)
-      (setq mime-preview-original-window-configuration win-conf)
-      (if mother
-	  (progn
-	    (setq mime-mother-buffer mother)
-	    ))
-      (mime-view-define-keymap default-keymap-or-function)
-      (let ((point
-	     (next-single-property-change (point-min) 'mime-view-entity)))
-	(if point
-	    (goto-char point)
-	  (goto-char (point-min))
-	  (search-forward "\n\n" nil t)
-	  ))
-      (run-hooks 'mime-view-mode-hook)
-      )))
+      (or (mime-entity-encoding mime-message-structure)
+	  (mime-entity-set-encoding-internal mime-message-structure encoding))
+      ))
+  (mime-display-message mime-message-structure preview-buffer
+			mother default-keymap-or-function)
+  )
 
 
 ;;; @@ playing
@@ -1141,43 +981,32 @@ button-2	Move to point under the mouse cursor
 (autoload 'mime-preview-play-current-entity "mime-play"
   "Play current entity." t)
 
-(defun mime-preview-extract-current-entity ()
+(defun mime-preview-extract-current-entity (&optional ignore-examples)
   "Extract current entity into file (maybe).
 It decodes current entity to call internal or external method as
 \"extract\" mode.  The method is selected from variable
 `mime-acting-condition'."
-  (interactive)
-  (mime-preview-play-current-entity "extract")
+  (interactive "P")
+  (mime-preview-play-current-entity ignore-examples "extract")
   )
 
-(defun mime-preview-print-current-entity ()
+(defun mime-preview-print-current-entity (&optional ignore-examples)
   "Print current entity (maybe).
 It decodes current entity to call internal or external method as
 \"print\" mode.  The method is selected from variable
 `mime-acting-condition'."
-  (interactive)
-  (mime-preview-play-current-entity "print")
+  (interactive "P")
+  (mime-preview-play-current-entity ignore-examples "print")
   )
 
 
 ;;; @@ following
 ;;;
 
-(defun mime-preview-original-major-mode ()
-  "Return major-mode of original buffer.
-If a current buffer has mime-mother-buffer, return original major-mode
-of the mother-buffer."
-  (if mime-mother-buffer
-      (save-excursion
-	(set-buffer mime-mother-buffer)
-	(mime-preview-original-major-mode)
-	)
-    mime-preview-original-major-mode))
-
 (defun mime-preview-follow-current-entity ()
   "Write follow message to current entity.
 It calls following-method selected from variable
-`mime-view-following-method-alist'."
+`mime-preview-following-method-alist'."
   (interactive)
   (let (entity)
     (while (null (setq entity
@@ -1230,7 +1059,7 @@ It calls following-method selected from variable
 		 (setq p-end (point-max))
 		 ))
 	     ))
-      (let* ((mode (mime-preview-original-major-mode))
+      (let* ((mode (mime-preview-original-major-mode 'recursive))
 	     (new-name
 	      (format "%s-%s" (buffer-name) (reverse entity-node-id)))
 	     new-buf
@@ -1248,9 +1077,8 @@ It calls following-method selected from variable
 		      str
 		      (save-excursion
 			(set-buffer a-buf)
-			(setq
-			 ci
-			 (mime-raw-find-entity-from-node-id entity-node-id))
+			(setq ci
+			      (mime-find-entity-from-node-id entity-node-id))
 			(save-restriction
 			  (narrow-to-region
 			   (mime-entity-point-min ci)
@@ -1292,7 +1120,7 @@ It calls following-method selected from variable
 	      ))
 	  (eword-decode-header)
 	  )
-	(let ((f (cdr (assq mode mime-view-following-method-alist))))
+	(let ((f (cdr (assq mode mime-preview-following-method-alist))))
 	  (if (functionp f)
 	      (funcall f new-buf)
 	    (message
@@ -1303,17 +1131,6 @@ It calls following-method selected from variable
 	))))
 
 
-;;; @@ X-Face
-;;;
-
-(defun mime-preview-display-x-face ()
-  (interactive)
-  (save-window-excursion
-    (set-buffer mime-raw-buffer)
-    (mime-view-x-face-function)
-    ))
-
-
 ;;; @@ moving
 ;;;
 
@@ -1326,9 +1143,7 @@ If there is no upper entity, call function `mime-preview-quit'."
 		       (get-text-property (point) 'mime-view-entity)))
       (backward-char)
       )
-    (let ((r (mime-raw-find-entity-from-node-id
-	      (cdr (mime-entity-node-id cinfo))
-	      (get-text-property 1 'mime-view-entity)))
+    (let ((r (mime-entity-parent cinfo))
 	  point)
       (catch 'tag
 	(while (setq point (previous-single-property-change
@@ -1344,7 +1159,7 @@ If there is no upper entity, call function `mime-preview-quit'."
 (defun mime-preview-move-to-previous ()
   "Move to previous entity.
 If there is no previous entity, it calls function registered in
-variable `mime-view-over-to-previous-method-alist'."
+variable `mime-preview-over-to-previous-method-alist'."
   (interactive)
   (while (null (get-text-property (point) 'mime-view-entity))
     (backward-char)
@@ -1356,8 +1171,8 @@ variable `mime-view-over-to-previous-method-alist'."
 	  (goto-char (1- point))
 	  (mime-preview-move-to-previous)
 	  )
-      (let ((f (assq mime-preview-original-major-mode
-		     mime-view-over-to-previous-method-alist)))
+      (let ((f (assq (mime-preview-original-major-mode)
+		     mime-preview-over-to-previous-method-alist)))
 	(if f
 	    (funcall (cdr f))
 	  ))
@@ -1366,7 +1181,7 @@ variable `mime-view-over-to-previous-method-alist'."
 (defun mime-preview-move-to-next ()
   "Move to next entity.
 If there is no previous entity, it calls function registered in
-variable `mime-view-over-to-next-method-alist'."
+variable `mime-preview-over-to-next-method-alist'."
   (interactive)
   (while (null (get-text-property (point) 'mime-view-entity))
     (forward-char)
@@ -1378,8 +1193,8 @@ variable `mime-view-over-to-next-method-alist'."
 	  (if (null (get-text-property point 'mime-view-entity))
 	      (mime-preview-move-to-next)
 	    ))
-      (let ((f (assq mime-preview-original-major-mode
-		     mime-view-over-to-next-method-alist)))
+      (let ((f (assq (mime-preview-original-major-mode)
+		     mime-preview-over-to-next-method-alist)))
 	(if f
 	    (funcall (cdr f))
 	  ))
@@ -1388,14 +1203,14 @@ variable `mime-view-over-to-next-method-alist'."
 (defun mime-preview-scroll-up-entity (&optional h)
   "Scroll up current entity.
 If reached to (point-max), it calls function registered in variable
-`mime-view-over-to-next-method-alist'."
+`mime-preview-over-to-next-method-alist'."
   (interactive)
   (or h
       (setq h (1- (window-height)))
       )
   (if (= (point) (point-max))
-      (let ((f (assq mime-preview-original-major-mode
-                     mime-view-over-to-next-method-alist)))
+      (let ((f (assq (mime-preview-original-major-mode)
+                     mime-preview-over-to-next-method-alist)))
         (if f
             (funcall (cdr f))
           ))
@@ -1411,30 +1226,20 @@ If reached to (point-max), it calls function registered in variable
 (defun mime-preview-scroll-down-entity (&optional h)
   "Scroll down current entity.
 If reached to (point-min), it calls function registered in variable
-`mime-view-over-to-previous-method-alist'."
+`mime-preview-over-to-previous-method-alist'."
   (interactive)
   (or h
       (setq h (1- (window-height)))
       )
   (if (= (point) (point-min))
-      (let ((f (assq mime-preview-original-major-mode
-                     mime-view-over-to-previous-method-alist)))
+      (let ((f (assq (mime-preview-original-major-mode)
+		     mime-preview-over-to-previous-method-alist)))
         (if f
             (funcall (cdr f))
           ))
-    (let (point)
-      (save-excursion
-	(catch 'tag
-	  (while (not (bobp))
-	    (if (setq point
-		      (previous-single-property-change (point)
-						       'mime-view-entity))
-		(throw 'tag t)
-	      )
-	    (backward-char)
-	    )
-	  (setq point (point-min))
-	  ))
+    (let ((point
+	   (or (previous-single-property-change (point) 'mime-view-entity)
+	       (point-min))))
       (forward-line (- h))
       (if (< (point) point)
           (goto-char point)
@@ -1459,23 +1264,12 @@ If reached to (point-min), it calls function registered in variable
 It calls function registered in variable
 `mime-preview-quitting-method-alist'."
   (interactive)
-  (let ((r (assq mime-preview-original-major-mode
+  (let ((r (assq (mime-preview-original-major-mode)
 		 mime-preview-quitting-method-alist)))
     (if r
 	(funcall (cdr r))
       )))
 
-(defun mime-preview-show-summary ()
-  "Show summary.
-It calls function registered in variable
-`mime-view-show-summary-method'."
-  (interactive)
-  (let ((r (assq mime-preview-original-major-mode
-		 mime-view-show-summary-method)))
-    (if r
-	(funcall (cdr r))
-      )))
-
 (defun mime-preview-kill-buffer ()
   (interactive)
   (kill-buffer (current-buffer))