X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=mime-play.el;h=0c89895ddf327708146a6889e7b7a81a06c7b25f;hb=refs%2Fheads%2Fmaster;hp=2e921fbea4896af70e4086a46a9dd1139a52b55d;hpb=974eb5256a98baea1fcc96a4289d7566e4e10870;p=elisp%2Fsemi.git

diff --git a/mime-play.el b/mime-play.el
index 2e921fb..0c89895 100644
--- a/mime-play.el
+++ b/mime-play.el
@@ -1,8 +1,9 @@
 ;;; mime-play.el --- Playback processing module for mime-view.el
 
-;; Copyright (C) 1994,1995,1996,1997,1998 Free Software Foundation, Inc.
+;; Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2002, 2003,
+;;   2004, 2010 Free Software Foundation, Inc.
 
-;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
+;; Author: MORIOKA Tomohiko <tomo@m17n.org>
 ;; Created: 1995/9/26 (separated from tm-view.el)
 ;;	Renamed: 1997/2/21 from tm-play.el
 ;; Keywords: MIME, multimedia, mail, news
@@ -21,8 +22,8 @@
 
 ;; You should have received a copy of the GNU General Public License
 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
 
 ;;; Code:
 
@@ -31,92 +32,34 @@
 (require 'filename)
 
 (eval-when-compile
-  (require 'mime-text)
   (condition-case nil
       (require 'bbdb)
     (error (defvar bbdb-buffer-name nil)))
   )
 
-(defvar mime-acting-situation-example-list nil)
-
-(defvar mime-acting-situation-example-list-max-size 16)
-
-(defun mime-save-acting-situation-examples ()
-  (let* ((file mime-acting-situation-examples-file)
-	 (buffer (get-buffer-create " *mime-example*")))
-    (unwind-protect
-        (save-excursion
-          (set-buffer buffer)
-          (setq buffer-file-name file)
-          (erase-buffer)
-          (insert ";;; " (file-name-nondirectory file) "\n")
-          (insert "\n;; This file is generated automatically by "
-                  mime-view-version "\n\n")
-	  (insert ";;; Code:\n\n")
-	  (pp `(setq mime-acting-situation-example-list
-		     ',mime-acting-situation-example-list)
-	      (current-buffer))
-	  (insert "\n;;; "
-                  (file-name-nondirectory file)
-                  " ends here.\n")
-          (save-buffer))
-      (kill-buffer buffer))))
-
-(add-hook 'kill-emacs-hook 'mime-save-acting-situation-examples)
-
-(defun mime-reduce-acting-situation-examples ()
-  (let* ((rest mime-acting-situation-example-list)
-	 (min-example (car rest))
-	 (min-score (cdr min-example)))
-    (while rest
-      (let* ((example (car rest))
-	     (score (cdr example)))
-	(cond ((< score min-score)
-	       (setq min-score score
-		     min-example example)
-	       )
-	      ((= score min-score)
-	       (if (<= (length (car example))(length (car min-example)))
-		   (setq min-example example)
-		 ))
-	      ))
-      (setq rest (cdr rest)))
-    (setq mime-acting-situation-example-list
-	  (delq min-example mime-acting-situation-example-list))
-    (setq min-example (car min-example))
-    (let ((examples mime-acting-situation-example-list)
-	  (max-score 0)
-	  max-examples)
-      (while examples
-	(let* ((ret (mime-compare-situation-with-example min-example
-							 (caar examples)))
-	       (ret-score (car ret)))
-	  (cond ((> ret-score max-score)
-		 (setq max-score ret-score
-		       max-examples (list (cdr ret)))
-		 )
-		((= ret-score max-score)
-		 (setq max-examples (cons (cdr ret) max-examples))
-		 )))
-	(setq examples (cdr examples)))
-      (while max-examples
-	(let* ((example (car max-examples))
-	       (cell (assoc example mime-acting-situation-example-list)))
-	  (if cell
-	      (setcdr cell (1+ (cdr cell)))
-	    (setq mime-acting-situation-example-list
-		  (cons (cons example 0)
-			mime-acting-situation-example-list))
-	    ))
-	(setq max-examples (cdr max-examples))
-	))))
+(defcustom mime-save-directory "~/"
+  "*Name of the directory where MIME entity will be saved in.
+If t, it means current directory."
+  :group 'mime-view
+  :type '(choice (const :tag "Current directory" t)
+		 (directory)))
+
+(defcustom mime-play-delete-file-immediately t
+  "If non-nil, delete played file immediately."
+  :group 'mime-view
+  :type 'boolean)
+
+(defvar mime-play-find-every-situations t
+  "*Find every available situations if non-nil.")
+
+(defvar mime-play-messages-coding-system nil
+  "Coding system to be used for external MIME playback method.")
 
 
 ;;; @ content decoder
 ;;;
 
-(defvar mime-preview-after-decoded-position nil)
-
+;;;###autoload
 (defun mime-preview-play-current-entity (&optional ignore-examples mode)
   "Play current entity.
 It decodes current entity to call internal or external method.  The
@@ -127,156 +70,39 @@ If MODE is specified, play as it.  Default MODE is \"play\"."
   (interactive "P")
   (let ((entity (get-text-property (point) 'mime-view-entity)))
     (if entity
-	(let ((the-buf (current-buffer))
-	      (raw-buffer (mime-entity-buffer entity)))
-	  (setq mime-preview-after-decoded-position (point))
-	  (set-buffer raw-buffer)
-	  (mime-raw-play-entity entity (or mode "play") nil ignore-examples)
-	  (when (eq (current-buffer) raw-buffer)
-	    (set-buffer the-buf)
-	    (goto-char mime-preview-after-decoded-position)
-	    )))))
-
-(defun mime-sort-situation (situation)
-  (sort situation
-	#'(lambda (a b)
-	    (let ((a-t (car a))
-		  (b-t (car b))
-		  (order '((type . 1)
-			   (subtype . 2)
-			   (mode . 3)
-			   (method . 4)
-			   (major-mode . 5)
-			   (disposition-type . 6)
-			   ))
-		  a-order b-order)
-	      (if (symbolp a-t)
-		  (let ((ret (assq a-t order)))
-		    (if ret
-			(setq a-order (cdr ret))
-		      (setq a-order 7)
-		      ))
-		(setq a-order 8)
-		)
-	      (if (symbolp b-t)
-		  (let ((ret (assq b-t order)))
-		    (if ret
-			(setq b-order (cdr ret))
-		      (setq b-order 7)
-		      ))
-		(setq b-order 8)
-		)
-	      (if (= a-order b-order)
-		  (string< (format "%s" a-t)(format "%s" b-t))
-		(< a-order b-order))
-	      )))
-  )
-
-(defsubst mime-delq-null-situation (situations field
-					       &optional ignored-value)
-  (let (dest)
-    (while situations
-      (let* ((situation (car situations))
-	     (cell (assq field situation)))
-	(if cell
-	    (or (eq (cdr cell) ignored-value)
-		(setq dest (cons situation dest))
-		)))
-      (setq situations (cdr situations)))
-    dest))
-
-(defun mime-compare-situation-with-example (situation example)
-  (let ((example (copy-alist example))
-	(match 0))
-    (while situation
-      (let* ((cell (car situation))
-	     (key (car cell))
-	     (ecell (assoc key example)))
-	(when ecell
-	  (if (equal cell ecell)
-	      (setq match (1+ match))
-	    (setq example (delq ecell example))
-	    ))
-	)
-      (setq situation (cdr situation))
-      )
-    (cons match example)
-    ))
-
-(defun mime-raw-play-entity (entity &optional mode situation ignore-examples
-				    ignored-method)
+	(let ((situation
+	       (get-text-property (point) 'mime-view-situation)))
+	  (or mode
+	      (setq mode "play"))
+	  (setq situation 
+		(if (assq 'mode situation)
+		    (put-alist 'mode mode (copy-alist situation))
+		  (cons (cons 'mode mode)
+			situation)))
+	  (if ignore-examples
+	      (setq situation
+		    (cons (cons 'ignore-examples ignore-examples)
+			  situation)))
+	  (mime-play-entity entity situation)
+	  ))))
+
+;;;###autoload
+(defun mime-play-entity (entity &optional situation ignored-method)
   "Play entity specified by ENTITY.
 It decodes the entity to call internal or external method.  The method
 is selected from variable `mime-acting-condition'.  If MODE is
 specified, play as it.  Default MODE is \"play\"."
-  (let (method ret)
-    (or situation
-	(setq situation (mime-entity-situation entity)))
-    (if mode
-	(setq situation (cons (cons 'mode mode) situation))
-      )
-    (if ignore-examples
-	(or (assq 'ignore-examples situation)
-	    (setq situation
-		  (cons (cons 'ignore-examples ignore-examples) situation)))
-      )
-    (setq ret
-	  (mime-delq-null-situation
-	   (ctree-find-calist mime-acting-condition situation
-			      mime-view-find-every-acting-situation)
-	   'method ignored-method))
-    (or ignore-examples
-	(if (cdr ret)
-	    (let ((rest ret)
-		  (max-score 0)
-		  max-escore
-		  max-examples
-		  max-situations)
-	      (while rest
-		(let ((situation (car rest))
-		      (examples mime-acting-situation-example-list))
-		  (while examples
-		    (let* ((ret
-			    (mime-compare-situation-with-example
-			     situation (caar examples)))
-			   (ret-score (car ret)))
-		      (cond ((> ret-score max-score)
-			     (setq max-score ret-score
-				   max-escore (cdar examples)
-				   max-examples (list (cdr ret))
-				   max-situations (list situation))
-			     )
-			    ((= ret-score max-score)
-			     (cond ((> (cdar examples) max-escore)
-				    (setq max-escore (cdar examples)
-					  max-examples (list (cdr ret))
-					  max-situations (list situation))
-				    )
-				   ((= (cdar examples) max-escore)
-				    (setq max-examples
-					  (cons (cdr ret) max-examples))
-				    (or (member situation max-situations)
-					(setq max-situations
-					      (cons situation max-situations)))
-				    )))))
-		    (setq examples (cdr examples))))
-		(setq rest (cdr rest)))
-	      (when max-situations
-		(setq ret max-situations)
-		(while max-examples
-		  (let* ((example (car max-examples))
-			 (cell
-			  (assoc example mime-acting-situation-example-list)))
-		    (if cell
-			(setcdr cell (1+ (cdr cell)))
-		      (setq mime-acting-situation-example-list
-			    (cons (cons example 0)
-				  mime-acting-situation-example-list))
-		      ))
-		  (setq max-examples (cdr max-examples))
-		  )))))
+  (let ((ret
+	 (mime-unify-situations (mime-entity-situation entity situation)
+				mime-acting-condition
+				mime-acting-situation-example-list
+				'method ignored-method
+				mime-play-find-every-situations))
+	method)
+    (setq mime-acting-situation-example-list (cdr ret)
+	  ret (car ret))
     (cond ((cdr ret)
-	   (setq ret (select-menu-alist
+	   (setq ret (mime-select-menu-alist
 		      "Methods"
 		      (mapcar (function
 			       (lambda (situation)
@@ -304,7 +130,11 @@ specified, play as it.  Default MODE is \"play\"."
           ;;  )
 	  (t
 	   (mime-show-echo-buffer "No method are specified for %s\n"
-				  (mime-entity-type/subtype entity))
+				  (mime-type/subtype-string
+				   (cdr (assq 'type situation))
+				   (cdr (assq 'subtype situation))))
+	   (if (y-or-n-p "Do you want to save current entity to disk?")
+	       (mime-save-content entity situation))
 	   ))
     ))
 
@@ -315,42 +145,43 @@ specified, play as it.  Default MODE is \"play\"."
 (defvar mime-mailcap-method-filename-alist nil)
 
 (defun mime-activate-mailcap-method (entity situation)
-  (save-excursion
-    (save-restriction
-      (let ((start (mime-entity-point-min entity))
-	    (end (mime-entity-point-max entity)))
-	(narrow-to-region start end)
-	(goto-char start)
-	(let ((method (cdr (assoc 'method situation)))
-	      (name (mime-entity-safe-filename entity)))
-	  (setq name
-		(if (and name (not (string= name "")))
-		    (expand-file-name name mime-temp-directory)
-		  (make-temp-name
-		   (expand-file-name "EMI" mime-temp-directory))
-		  ))
-          (mime-write-entity-content entity name)
-	  (message "External method is starting...")
-	  (let ((process
-		 (let ((command
-			(mailcap-format-command
-			 method
-			 (cons (cons 'filename name) situation))))
-		   (start-process command mime-echo-buffer-name
-				  shell-file-name shell-command-switch command)
-		   )))
-	    (set-alist 'mime-mailcap-method-filename-alist process name)
-	    (set-process-sentinel process 'mime-mailcap-method-sentinel)
-	    )
-	  )))))
+  (let ((method (cdr (assoc 'method situation)))
+	(name (mime-entity-safe-filename entity)))
+    (setq name (expand-file-name (if (and name (not (string= name "")))
+				     name
+				   (make-temp-name "EMI"))
+				 (make-temp-file "EMI" 'directory)))
+    (mime-write-entity-content entity name)
+    (message "External method is starting...")
+    (let ((process
+	   (let ((command
+		  (mime-format-mailcap-command
+		   method
+		   (cons (cons 'filename name) situation)))
+		 (coding-system-for-read mime-play-messages-coding-system))
+	     (start-process command mime-echo-buffer-name
+	      shell-file-name shell-command-switch command))))
+      (set-alist 'mime-mailcap-method-filename-alist process name)
+      (set-process-sentinel process 'mime-mailcap-method-sentinel))))
 
 (defun mime-mailcap-method-sentinel (process event)
-  (let ((file (cdr (assq process mime-mailcap-method-filename-alist))))
-    (if (file-exists-p file)
-	(delete-file file)
-      ))
-  (remove-alist 'mime-mailcap-method-filename-alist process)
-  (message (format "%s %s" process event)))
+  (when mime-play-delete-file-immediately
+    (let ((file (cdr (assq process mime-mailcap-method-filename-alist))))
+      (when (file-exists-p file)
+	(ignore-errors
+	  (delete-file file)
+	  (delete-directory (file-name-directory file)))))
+    (remove-alist 'mime-mailcap-method-filename-alist process))
+  (message "%s %s" process event))
+
+(defun mime-mailcap-delete-played-files ()
+  (dolist (elem mime-mailcap-method-filename-alist)
+    (when (file-exists-p (cdr elem))
+      (ignore-errors
+	(delete-file (cdr elem))
+	(delete-directory (file-name-directory (cdr elem)))))))
+
+(add-hook 'kill-emacs-hook 'mime-mailcap-delete-played-files)
 
 (defvar mime-echo-window-is-shared-with-bbdb
   (module-installed-p 'bbdb)
@@ -377,7 +208,8 @@ window.")
 		   (condition-case nil
 		       (setq win (get-buffer-window bbdb-buffer-name))
 		     (error nil)))
-	(select-window (get-buffer-window mime-preview-buffer))
+	(select-window (get-buffer-window (or mime-preview-buffer
+					      (current-buffer))))
 	(setq win (split-window-vertically
 		   (- (window-height)
 		      (if (functionp mime-echo-window-height)
@@ -390,8 +222,9 @@ window.")
     (select-window win)
     (goto-char (point-max))
     (if forms
-	(insert (apply (function format) forms))
-      )
+	(let ((buffer-read-only nil))
+	  (insert (apply (function format) forms))
+	  ))
     (select-window the-win)
     ))
 
@@ -413,8 +246,8 @@ window.")
   (let ((filename
 	 (or (mime-entity-filename entity)
 	     (let ((subj
-		    (or (mime-read-field 'Content-Description entity)
-			(mime-read-field 'Subject entity))))
+		    (or (mime-entity-read-field entity 'Content-Description)
+			(mime-entity-read-field entity 'Subject))))
 	       (if (and subj
 			(or (string-match mime-view-file-name-regexp-1 subj)
 			    (string-match mime-view-file-name-regexp-2 subj)))
@@ -429,27 +262,26 @@ window.")
 ;;;
 
 (defun mime-save-content (entity situation)
-  (let* ((name (mime-entity-safe-filename entity))
-	 (filename (if (and name (not (string-equal name "")))
-		       (expand-file-name name
-					 (save-window-excursion
-					   (call-interactively
-					    (function
-					     (lambda (dir)
-					       (interactive "DDirectory: ")
-					       dir)))))
-		     (save-window-excursion
-		       (call-interactively
-			(function
-			 (lambda (file)
-			   (interactive "FFilename: ")
-			   (expand-file-name file)))))))
-	 )
+  (let ((name (or (mime-entity-safe-filename entity)
+		  (format "%s" (mime-entity-media-type entity))))
+	(dir (if (eq t mime-save-directory)
+		 default-directory
+	       mime-save-directory))
+	filename)
+    (setq filename (read-file-name
+		    (concat "File name: (default "
+			    (file-name-nondirectory name) ") ")
+		    dir
+		    (concat (file-name-as-directory dir)
+			    (file-name-nondirectory name))))
+    (if (file-directory-p filename)
+	(setq filename (concat (file-name-as-directory filename)
+			       (file-name-nondirectory name))))
     (if (file-exists-p filename)
 	(or (yes-or-no-p (format "File %s exists. Save anyway? " filename))
 	    (error "")))
-    (mime-write-entity-content entity filename)
-    ))
+    (mime-write-entity-content entity (expand-file-name filename))
+    filename))
 
 
 ;;; @ file detection
@@ -473,16 +305,7 @@ SUBTYPE is symbol to indicate subtype of media-type.")
 
 (defun mime-detect-content (entity situation)
   (let (type subtype)
-    (let ((mdata (save-excursion
-		   ;;(set-buffer (mime-entity-buffer entity))
-		   (let* ((start (mime-entity-body-start entity))
-			  (end (progn
-				 (goto-char start)
-				 (end-of-line)
-				 (point))))
-		     (mime-decode-string (buffer-substring start end)
-					 (mime-entity-encoding entity))
-		     )))
+    (let ((mdata (mime-entity-content entity))
 	  (rest mime-magic-type-alist))
       (while (not (let ((cell (car rest)))
 		    (if cell
@@ -492,17 +315,14 @@ SUBTYPE is symbol to indicate subtype of media-type.")
 			  )
 		      t)))
 	(setq rest (cdr rest))))
-    (if type
-	(mime-raw-play-entity
-	 entity nil
-	 (put-alist 'type type
-		    (put-alist 'subtype subtype
-			       (del-alist 'method
-					  (copy-alist situation))))
-	 (cdr (assq 'ignore-examples situation))
-	 'mime-detect-content)
-      ))
-  )
+    (setq situation (del-alist 'method (copy-alist situation)))
+    (mime-play-entity entity
+		      (if type
+			  (put-alist 'type type
+				     (put-alist 'subtype subtype
+						situation))
+			situation)
+		      'mime-detect-content)))
 
 
 ;;; @ mail/news message
@@ -512,72 +332,98 @@ SUBTYPE is symbol to indicate subtype of media-type.")
   "Quitting method for mime-view.
 It is registered to variable `mime-preview-quitting-method-alist'."
   (let ((mother mime-mother-buffer)
-	(win-conf mime-preview-original-window-configuration)
-	)
-    (kill-buffer mime-raw-buffer)
+	(win-conf mime-preview-original-window-configuration))
+    (if (buffer-live-p mime-view-temp-message-buffer)
+	(kill-buffer mime-view-temp-message-buffer))
     (mime-preview-kill-buffer)
     (set-window-configuration win-conf)
-    (pop-to-buffer mother)
-    ))
+    (pop-to-buffer mother)))
 
 (defun mime-view-message/rfc822 (entity situation)
   (let* ((new-name
 	  (format "%s-%s" (buffer-name) (mime-entity-number entity)))
-	 (mother mime-preview-buffer)
-	 (children (car (mime-entity-children entity))))
-    (set-buffer (get-buffer-create new-name))
-    (erase-buffer)
-    (insert-buffer-substring (mime-entity-buffer children)
-			     (mime-entity-point-min children)
-			     (mime-entity-point-max children))
-    (setq mime-message-structure children)
-    (setq major-mode 'mime-show-message-mode)
-    (mime-view-buffer (current-buffer) nil mother
-		      nil (if (mime-entity-cooked-p entity) 'cooked))
-    ))
+	 (mother (current-buffer))
+	 (children (car (mime-entity-children entity)))
+	 (preview-buffer
+	  (mime-display-message
+	   children new-name mother nil
+	   (cdr (assq 'major-mode
+		      (get-text-property (point) 'mime-view-situation))))))
+    (or (get-buffer-window preview-buffer)
+	(let ((m-win (get-buffer-window mother)))
+	  (if m-win
+	      (set-window-buffer m-win preview-buffer)
+	    (switch-to-buffer preview-buffer)
+	    )))))
 
 
 ;;; @ message/partial
 ;;;
 
+(defun mime-require-safe-directory (dir)
+  "Create a directory DIR safely.
+The permission of the created directory becomes `700' (for the owner only).
+If the directory already exists and is writable by other users, an error
+occurs."
+  (let ((attr (file-attributes dir))
+	(orig-modes (default-file-modes)))
+    (if (and attr (eq (car attr) t)) ; directory already exists.
+	(unless (or (memq system-type '(windows-nt ms-dos OS/2 emx))
+		    (and (eq (nth 2 attr) (user-real-uid))
+			 (eq (file-modes dir) 448)))
+	  (error "Invalid owner or permission for %s" dir))
+      (unwind-protect
+	  (progn
+	    (set-default-file-modes 448)
+	    (make-directory dir))
+	(set-default-file-modes orig-modes)))))
+
+(defvar mime-view-temp-message-buffer nil) ; buffer local variable
+
 (defun mime-store-message/partial-piece (entity cal)
-  (goto-char (mime-entity-point-min entity))
-  (let* ((root-dir
-	  (expand-file-name
-	   (concat "m-prts-" (user-login-name)) mime-temp-directory))
-	 (id (cdr (assoc "id" cal)))
-	 (number (cdr (assoc "number" cal)))
-	 (total (cdr (assoc "total" cal)))
-	 file
-	 (mother mime-preview-buffer)
-	 )
+  (let ((root-dir
+	 (expand-file-name
+	  (concat "m-prts-" (user-login-name)) temporary-file-directory))
+	(id (cdr (assoc "id" cal)))
+	(number (cdr (assoc "number" cal)))
+	(total (cdr (assoc "total" cal)))
+	file
+	(mother (current-buffer))
+	(orig-modes (default-file-modes)))
+    (mime-require-safe-directory root-dir)
     (or (file-exists-p root-dir)
-	(make-directory root-dir)
-	)
+	(unwind-protect
+	    (progn
+	      (set-default-file-modes 448)
+	      (make-directory root-dir))
+	  (set-default-file-modes orig-modes)))
     (setq id (replace-as-filename id))
     (setq root-dir (concat root-dir "/" id))
+
     (or (file-exists-p root-dir)
-	(make-directory root-dir)
-	)
+	(unwind-protect
+	    (progn
+	      (set-default-file-modes 448)
+	      (make-directory root-dir))
+	  (set-default-file-modes orig-modes)))
+
     (setq file (concat root-dir "/FULL"))
     (if (file-exists-p file)
 	(let ((full-buf (get-buffer-create "FULL"))
 	      (pwin (or (get-buffer-window mother)
 			(get-largest-window)))
-	      )
+	      pbuf)
 	  (save-window-excursion
 	    (set-buffer full-buf)
 	    (erase-buffer)
-	    (as-binary-input-file (insert-file-contents file))
+	    (binary-insert-encoded-file file)
 	    (setq major-mode 'mime-show-message-mode)
 	    (mime-view-buffer (current-buffer) nil mother)
-	    )
-	  (set-window-buffer pwin
-			     (save-excursion
-			       (set-buffer full-buf)
-			       mime-preview-buffer))
-	  (select-window pwin)
-	  )
+	    (setq pbuf (current-buffer))
+	    (make-local-variable 'mime-view-temp-message-buffer)
+	    (setq mime-view-temp-message-buffer full-buf))
+	  (set-window-buffer pwin pbuf)
+	  (select-window pwin))
       (setq file (concat root-dir "/" number))
       (mime-write-entity-body entity file)
       (let ((total-file (concat root-dir "/CT")))
@@ -607,7 +453,9 @@ It is registered to variable `mime-preview-quitting-method-alist'."
 			 (kill-buffer (current-buffer))
 			 )))
 		)))
-      (if (and total (> total 0))
+      (if (and total (> total 0)
+	       (>= (length (directory-files root-dir nil "^[0-9]+$" t))
+		   total))
 	  (catch 'tag
 	    (save-excursion
 	      (set-buffer (get-buffer-create mime-temp-buffer-name))
@@ -619,34 +467,30 @@ It is registered to variable `mime-preview-quitting-method-alist'."
 		    (or (file-exists-p file)
 			(throw 'tag nil)
 			)
-		    (as-binary-input-file (insert-file-contents file))
+		    (binary-insert-encoded-file file)
 		    (goto-char (point-max))
-		    (setq i (1+ i))
-		    ))
-		(as-binary-output-file
-		 (write-region (point-min)(point-max)
-			       (expand-file-name "FULL" root-dir)))
+		    (setq i (1+ i))))
+		(binary-write-decoded-region
+		 (point-min)(point-max)
+		 (expand-file-name "FULL" root-dir))
 		(let ((i 1))
 		  (while (<= i total)
 		    (let ((file (format "%s/%d" root-dir i)))
 		      (and (file-exists-p file)
-			   (delete-file file)
-			   ))
-		    (setq i (1+ i))
-		    ))
+			   (delete-file file)))
+		    (setq i (1+ i))))
 		(let ((file (expand-file-name "CT" root-dir)))
 		  (and (file-exists-p file)
-		       (delete-file file)
-		       ))
-		(save-window-excursion
-		  (setq major-mode 'mime-show-message-mode)
-		  (mime-view-buffer (current-buffer) nil mother)
-		  )
-		(let ((pwin (or (get-buffer-window mother)
+		       (delete-file file)))
+		(let ((buf (current-buffer))
+		      (pwin (or (get-buffer-window mother)
 				(get-largest-window)))
-		      (pbuf (save-excursion
-			      (set-buffer full-buf)
-			      mime-preview-buffer)))
+		      (pbuf (mime-display-message
+			     (mime-open-entity 'buffer (current-buffer))
+			     nil mother nil 'mime-show-message-mode)))
+		  (with-current-buffer pbuf
+		    (make-local-variable 'mime-view-temp-message-buffer)
+		    (setq mime-view-temp-message-buffer buf))
 		  (set-window-buffer pwin pbuf)
 		  (select-window pwin)
 		  )))))
@@ -674,17 +518,17 @@ It is registered to variable `mime-preview-quitting-method-alist'."
 	 (directory (cdr (assoc "directory" cal)))
 	 (name (cdr (assoc "name" cal)))
 	 (pathname (concat "/anonymous@" site ":" directory)))
-    (message (concat "Accessing " (expand-file-name name pathname) " ..."))
+    (message "%s" (concat "Accessing " (expand-file-name name pathname) "..."))
     (funcall mime-raw-dired-function pathname)
     (goto-char (point-min))
     (search-forward name)
     ))
 
-(defvar mime-raw-browse-url-function (function mime-browse-url))
+(defvar mime-raw-browse-url-function mime-browse-url-function)
 
 (defun mime-view-message/external-url (entity cal)
   (let ((url (cdr (assoc "url" cal))))
-    (message (concat "Accessing " url " ..."))
+    (message "%s" (concat "Accessing " url "..."))
     (funcall mime-raw-browse-url-function url)))
 
 
@@ -693,23 +537,21 @@ It is registered to variable `mime-preview-quitting-method-alist'."
 
 (defun mime-view-caesar (entity situation)
   "Internal method for mime-view to display ROT13-47-48 message."
-  (let* ((new-name (format "%s-%s" (buffer-name)
-			   (mime-entity-number entity)))
-	 (mother mime-preview-buffer))
-    (let ((pwin (or (get-buffer-window mother)
-		    (get-largest-window)))
-	  (buf (get-buffer-create new-name)))
-      (set-window-buffer pwin buf)
-      (set-buffer buf)
-      (select-window pwin)
+  (let ((buf (get-buffer-create
+	      (format "%s-%s" (buffer-name) (mime-entity-number entity)))))
+    (with-current-buffer buf
+      (setq buffer-read-only nil)
+      (erase-buffer)
+      (mime-insert-text-content entity)
+      (mule-caesar-region (point-min) (point-max))
+      (set-buffer-modified-p nil)
       )
-    (setq buffer-read-only nil)
-    (erase-buffer)
-    (mime-text-insert-decoded-body entity)
-    (mule-caesar-region (point-min) (point-max))
-    (set-buffer-modified-p nil)
-    (set-buffer mother)
-    (view-buffer new-name)
+    (let ((win (get-buffer-window (current-buffer))))
+      (or (eq (selected-window) win)
+	  (select-window (or win (get-largest-window)))
+	  ))
+    (view-buffer buf)
+    (goto-char (point-min))
     ))
 
 
@@ -718,26 +560,4 @@ It is registered to variable `mime-preview-quitting-method-alist'."
 
 (provide 'mime-play)
 
-(let* ((file mime-acting-situation-examples-file)
-       (buffer (get-buffer-create " *mime-example*")))
-  (if (file-readable-p file)
-      (unwind-protect
-	  (save-excursion
-	    (set-buffer buffer)
-	    (erase-buffer)
-	    (insert-file-contents file)
-	    (eval-buffer)
-	    ;; format check
-	    (condition-case nil
-		(let ((i 0))
-		  (while (and (> (length mime-acting-situation-example-list)
-				 mime-acting-situation-example-list-max-size)
-			      (< i 16))
-		    (mime-reduce-acting-situation-examples)
-		    (setq i (1+ i))
-		    ))
-	      (error (setq mime-acting-situation-example-list nil)))
-	    )
-	(kill-buffer buffer))))
-
 ;;; mime-play.el ends here