;;; 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 Free Software Foundation, Inc.
;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
;; Created: 1995/9/26 (separated from tm-view.el)
(require 'filename)
(eval-when-compile
- (require 'mime-text)
(condition-case nil
(require 'bbdb)
(error (defvar bbdb-buffer-name nil)))
(erase-buffer)
(insert ";;; " (file-name-nondirectory file) "\n")
(insert "\n;; This file is generated automatically by "
- mime-view-version-string "\n\n")
+ mime-view-version "\n\n")
(insert ";;; Code:\n\n")
(pp `(setq mime-acting-situation-example-list
',mime-acting-situation-example-list)
(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)))
+ (let ((len (length mime-acting-situation-example-list))
+ i ir ic j jr jc ret
+ dest d-i d-j
+ (max-sim 0) sim
+ min-det-ret det-ret
+ min-det-org det-org
+ min-freq freq)
+ (setq i 0
+ ir mime-acting-situation-example-list)
+ (while (< i len)
+ (setq ic (car ir)
+ j 0
+ jr mime-acting-situation-example-list)
+ (while (< j len)
+ (unless (= i j)
+ (setq jc (car jr))
+ (setq ret (mime-compare-situation-with-example (car ic)(car jc))
+ sim (car ret)
+ det-ret (+ (length (car ic))(length (car jc)))
+ det-org (length (cdr ret))
+ freq (+ (cdr ic)(cdr jc)))
+ (cond ((< max-sim sim)
+ (setq max-sim sim
+ min-det-ret det-ret
+ min-det-org det-org
+ min-freq freq
+ d-i i
+ d-j j
+ dest (cons (cdr ret) freq))
)
- ((= 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))
- ))))
+ ((= max-sim sim)
+ (cond ((> min-det-ret det-ret)
+ (setq min-det-ret det-ret
+ min-det-org det-org
+ min-freq freq
+ d-i i
+ d-j j
+ dest (cons (cdr ret) freq))
+ )
+ ((= min-det-ret det-ret)
+ (cond ((> min-det-org det-org)
+ (setq min-det-org det-org
+ min-freq freq
+ d-i i
+ d-j j
+ dest (cons (cdr ret) freq))
+ )
+ ((= min-det-org det-org)
+ (cond ((> min-freq freq)
+ (setq min-freq freq
+ d-i i
+ d-j j
+ dest (cons (cdr ret) freq))
+ ))
+ ))
+ ))
+ ))
+ )
+ (setq jr (cdr jr)
+ j (1+ j)))
+ (setq ir (cdr ir)
+ i (1+ i)))
+ (if (> d-i d-j)
+ (setq i d-i
+ d-i d-j
+ d-j i))
+ (setq jr (nthcdr (1- d-j) mime-acting-situation-example-list))
+ (setcdr jr (cddr jr))
+ (if (= d-i 0)
+ (setq mime-acting-situation-example-list
+ (cdr mime-acting-situation-example-list))
+ (setq ir (nthcdr (1- d-i) mime-acting-situation-example-list))
+ (setcdr ir (cddr ir))
+ )
+ (if (setq ir (assoc (car dest) mime-acting-situation-example-list))
+ (setcdr ir (+ (cdr ir)(cdr dest)))
+ (setq mime-acting-situation-example-list
+ (cons dest mime-acting-situation-example-list))
+ )))
;;; @ 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
(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)
- )))))
+ (let ((situation (list (cons 'mode (or mode "play")))))
+ (if ignore-examples
+ (setq situation
+ (cons (cons 'ignore-examples ignore-examples)
+ situation)))
+ (mime-play-entity entity situation)
+ ))))
(defun mime-sort-situation (situation)
(sort situation
(cons match example)
))
-(defun mime-raw-play-entity (entity &optional mode situation ignore-examples
- ignored-method)
+;;;###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
+ (ctree-find-calist mime-acting-condition
+ (mime-entity-situation entity situation)
mime-view-find-every-acting-situation)
'method ignored-method))
- (or ignore-examples
+ (or (assq 'ignore-examples situation)
(if (cdr ret)
(let ((rest ret)
(max-score 0)
- max-escore
+ (max-escore 0)
max-examples
max-situations)
(while rest
(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
+ (if (and name (not (string= name "")))
+ (expand-file-name name temporary-file-directory)
+ (make-temp-name
+ (expand-file-name "EMI" temporary-file-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)
+ )
+ ))
(defun mime-mailcap-method-sentinel (process event)
(let ((file (cdr (assq process mime-mailcap-method-filename-alist))))
(remove-alist 'mime-mailcap-method-filename-alist process)
(message (format "%s %s" process event)))
-(defvar mime-echo-window-is-shared-with-bbdb t
+(defvar mime-echo-window-is-shared-with-bbdb
+ (module-installed-p 'bbdb)
"*If non-nil, mime-echo window is shared with BBDB window.")
(defvar mime-echo-window-height
"Show mime-echo buffer to display MIME-playing information."
(get-buffer-create mime-echo-buffer-name)
(let ((the-win (selected-window))
- (win (get-buffer-window mime-echo-buffer-name))
+ (win (get-buffer-window mime-echo-buffer-name)))
+ (unless win
+ (unless (and mime-echo-window-is-shared-with-bbdb
+ (condition-case nil
+ (setq win (get-buffer-window bbdb-buffer-name))
+ (error nil)))
+ (select-window (get-buffer-window (or mime-preview-buffer
+ (current-buffer))))
+ (setq win (split-window-vertically
+ (- (window-height)
+ (if (functionp mime-echo-window-height)
+ (funcall mime-echo-window-height)
+ mime-echo-window-height)
+ )))
)
- (or win
- (if (and mime-echo-window-is-shared-with-bbdb
- (boundp 'bbdb-buffer-name)
- (setq win (get-buffer-window bbdb-buffer-name))
- )
- (set-window-buffer win mime-echo-buffer-name)
- (select-window (get-buffer-window mime-preview-buffer))
- (setq win (split-window-vertically
- (- (window-height)
- (if (functionp mime-echo-window-height)
- (funcall mime-echo-window-height)
- mime-echo-window-height)
- )))
- (set-window-buffer win mime-echo-buffer-name)
- ))
+ (set-window-buffer win mime-echo-buffer-name)
+ )
(select-window win)
(goto-char (point-max))
(if forms
;;; @ file detection
;;;
-(defvar mime-file-content-type-alist
- '(("JPEG" image jpeg)
- ("GIF" image gif)
- ("Standard MIDI" audio midi)
+(defvar mime-magic-type-alist
+ '(("^\377\330\377[\340\356]..JFIF" image jpeg)
+ ("^\211PNG" image png)
+ ("^GIF8[79]" image gif)
+ ("^II\\*\000" image tiff)
+ ("^MM\000\\*" image tiff)
+ ("^MThd" audio midi)
+ ("^\000\000\001\263" video mpeg)
)
- "*Alist of \"file\" output patterns vs. corresponding media-types.
+ "*Alist of regexp about magic-number vs. corresponding media-types.
Each element looks like (REGEXP TYPE SUBTYPE).
-REGEXP is pattern for \"file\" command output.
+REGEXP is a regular expression to match against the beginning of the
+content of entity.
TYPE is symbol to indicate primary type of media-type.
SUBTYPE is symbol to indicate subtype of media-type.")
(defun mime-detect-content (entity situation)
- (let ((beg (mime-entity-point-min entity))
- (end (mime-entity-point-max entity)))
- (goto-char beg)
- (let* ((name (save-restriction
- (narrow-to-region beg end)
- (mime-entity-safe-filename entity)
- ))
- (encoding (or (cdr (assq 'encoding situation)) "7bit"))
- (filename (if (and name (not (string-equal name "")))
- (expand-file-name name mime-temp-directory)
- (make-temp-name
- (expand-file-name "EMI" mime-temp-directory)))))
- (mime-write-decoded-region (mime-entity-body-start entity) end
- filename encoding)
- (let (type subtype)
- (with-temp-buffer
- (call-process "file" nil t nil filename)
- (goto-char (point-min))
- (if (search-forward (concat filename ": ") nil t)
- (let ((rest mime-file-content-type-alist))
- (while (not (let ((cell (car rest)))
- (if cell
- (if (looking-at (car cell))
- (setq type (nth 1 cell)
- subtype (nth 2 cell))
- )
- 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)
- ))
- )))
+ (let (type subtype)
+ (let ((mdata (mime-entity-content entity))
+ (rest mime-magic-type-alist))
+ (while (not (let ((cell (car rest)))
+ (if cell
+ (if (string-match (car cell) mdata)
+ (setq type (nth 1 cell)
+ subtype (nth 2 cell))
+ )
+ t)))
+ (setq rest (cdr rest))))
+ (if type
+ (mime-play-entity
+ entity
+ (put-alist 'type type
+ (put-alist 'subtype subtype
+ (del-alist 'method
+ (copy-alist situation))))
+ 'mime-detect-content)
+ ))
+ )
;;; @ mail/news message
(defun mime-view-message/rfc822 (entity situation)
(let* ((new-name
(format "%s-%s" (buffer-name) (mime-entity-number entity)))
- (mother mime-preview-buffer)
+ (mother (current-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))
+ (mime-insert-entity children)
(setq mime-message-structure children)
(setq major-mode 'mime-show-message-mode)
(mime-view-buffer (current-buffer) nil mother
;;;
(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))
+ (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 mime-preview-buffer)
+ (mother (current-buffer))
)
(or (file-exists-p root-dir)
(make-directory root-dir)
(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))))
(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))
))