(require 'mime-text)
(condition-case nil
(require 'bbdb)
- (error (defvar bbdb-buffer-name nil))
- ))
+ (error (defvar bbdb-buffer-name nil)))
+ )
+
+(defvar mime-acting-situation-example-list nil)
-(defvar mime-acting-situation-examples nil)
+(defvar mime-acting-situation-example-list-max-size 16)
(defun mime-save-acting-situation-examples ()
(let* ((file mime-acting-situation-examples-file)
(insert "\n;; This file is generated automatically by "
mime-view-version-string "\n\n")
(insert ";;; Code:\n\n")
- (pp `(setq mime-acting-situation-examples
- ',mime-acting-situation-examples)
+ (pp `(setq mime-acting-situation-example-list
+ ',mime-acting-situation-example-list)
(current-buffer))
(insert "\n;;; "
(file-name-nondirectory file)
(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))
+ ))))
+
+
;;; @ content decoder
;;;
(defvar mime-preview-after-decoded-position nil)
-(defun mime-preview-play-current-entity (&optional mode)
+(defun mime-preview-play-current-entity (&optional ignore-examples mode)
"Play current entity.
It decodes current entity to call internal or external method. The
method is selected from variable `mime-acting-condition'.
+If IGNORE-EXAMPLES (C-u prefix) is specified, this function ignores
+`mime-acting-situation-example-list'.
If MODE is specified, play as it. Default MODE is \"play\"."
- (interactive)
- (or mode
- (setq mode "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 mode)
+ (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)
(order '((type . 1)
(subtype . 2)
(mode . 3)
- (major-mode . 4)))
+ (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 5)
+ (setq a-order 7)
))
- (setq a-order 6)
+ (setq a-order 8)
)
(if (symbolp b-t)
(let ((ret (assq b-t order)))
(if ret
(setq b-order (cdr ret))
- (setq b-order 5)
+ (setq b-order 7)
))
- (setq b-order 6)
+ (setq b-order 8)
)
(if (= a-order b-order)
(string< (format "%s" a-t)(format "%s" b-t))
)))
)
-(defsubst mime-delq-null-situation (situations field)
+(defsubst mime-delq-null-situation (situations field
+ &optional ignored-value)
(let (dest)
(while situations
- (let ((situation (car situations)))
- (if (assq field situation)
- (setq dest (cons situation dest))
- ))
+ (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-raw-play-entity (entity &optional mode)
+(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)
"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 ((beg (mime-entity-point-min entity))
- (end (mime-entity-point-max entity)))
- (let (method cal ret)
- (setq cal (mime-entity-situation entity))
- (if mode
- (setq cal (cons (cons 'mode mode) cal))
- )
- (setq ret
- (or (ctree-match-calist mime-acting-situation-examples cal)
- (ctree-match-calist-partially mime-acting-situation-examples
- cal)
- cal))
- (setq ret
- (or (mime-delq-null-situation
- (ctree-find-calist mime-acting-condition ret
- mime-view-find-every-acting-situation)
- 'method)
- (mime-delq-null-situation
- (ctree-find-calist mime-acting-condition cal
- mime-view-find-every-acting-situation)
- 'method)
- ))
- (cond ((cdr ret)
- (setq ret (select-menu-alist
- "Methods"
- (mapcar (function
- (lambda (situation)
- (cons
- (format "%s"
- (cdr (assq 'method situation)))
- situation)))
- ret)))
- (setq ret (mime-sort-situation ret))
- (ctree-set-calist-strictly 'mime-acting-situation-examples ret)
- )
- (t
- (setq ret (car ret))
- ))
- (setq method (cdr (assq 'method ret)))
- (cond ((and (symbolp method)
- (fboundp method))
- (funcall method entity ret)
- )
- ((stringp method)
- (mime-activate-mailcap-method beg end ret)
- )
- ((and (listp method)(stringp (car method)))
- (mime-activate-external-method beg end ret)
- )
- (t
- (mime-show-echo-buffer "No method are specified for %s\n"
- (mime-entity-type/subtype entity))
- ))
- )))
+ (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))
+ )))))
+ (cond ((cdr ret)
+ (setq ret (select-menu-alist
+ "Methods"
+ (mapcar (function
+ (lambda (situation)
+ (cons
+ (format "%s"
+ (cdr (assq 'method situation)))
+ situation)))
+ ret)))
+ (setq ret (mime-sort-situation ret))
+ (add-to-list 'mime-acting-situation-example-list (cons ret 0))
+ )
+ (t
+ (setq ret (car ret))
+ ))
+ (setq method (cdr (assq 'method ret)))
+ (cond ((and (symbolp method)
+ (fboundp method))
+ (funcall method entity ret)
+ )
+ ((stringp method)
+ (mime-activate-mailcap-method entity ret)
+ )
+ ;; ((and (listp method)(stringp (car method)))
+ ;; (mime-activate-external-method entity ret)
+ ;; )
+ (t
+ (mime-show-echo-buffer "No method are specified for %s\n"
+ (mime-entity-type/subtype entity))
+ ))
+ ))
;;; @ external decoder
(defvar mime-mailcap-method-filename-alist nil)
-(defun mime-activate-mailcap-method (start end situation)
+(defun mime-activate-mailcap-method (entity situation)
(save-excursion
(save-restriction
- (narrow-to-region start end)
- (goto-char start)
- (let ((method (cdr (assoc 'method situation)))
- (name (expand-file-name (mime-raw-get-filename situation)
- mime-temp-directory)))
- (mime-write-decoded-region (if (re-search-forward "^$" end t)
- (1+ (match-end 0))
- (point-min))
- end name
- (cdr (assq 'encoding situation)))
- (message "External method is starting...")
- (let ((process
- (let ((command
- (mailcap-format-command
- method
- (cons (cons 'filename name) situation))))
- (start-process command mime-echo-buffer-name
- shell-file-name shell-command-switch command)
- )))
- (set-alist 'mime-mailcap-method-filename-alist process name)
- (set-process-sentinel process 'mime-mailcap-method-sentinel)
- )
- ;;(mime-show-echo-buffer)
- ))))
+ (let ((start (mime-entity-point-min entity))
+ (end (mime-entity-point-max entity)))
+ (narrow-to-region start end)
+ (goto-char start)
+ (let ((method (cdr (assoc 'method situation)))
+ (name (mime-entity-safe-filename entity)))
+ (setq name
+ (if (and name (not (string= name "")))
+ (expand-file-name name mime-temp-directory)
+ (make-temp-name
+ (expand-file-name "EMI" mime-temp-directory))
+ ))
+ (mime-write-entity-content entity name)
+ (message "External method is starting...")
+ (let ((process
+ (let ((command
+ (mailcap-format-command
+ method
+ (cons (cons 'filename name) situation))))
+ (start-process command mime-echo-buffer-name
+ shell-file-name shell-command-switch command)
+ )))
+ (set-alist 'mime-mailcap-method-filename-alist process name)
+ (set-process-sentinel process 'mime-mailcap-method-sentinel)
+ )
+ )))))
(defun mime-mailcap-method-sentinel (process event)
(let ((file (cdr (assq process mime-mailcap-method-filename-alist))))
(remove-alist 'mime-mailcap-method-filename-alist process)
(message (format "%s %s" process event)))
-(defun mime-activate-external-method (beg end cal)
- (save-excursion
- (save-restriction
- (narrow-to-region beg end)
- (goto-char beg)
- (let ((method (cdr (assoc 'method cal)))
- (name (mime-raw-get-filename cal))
- )
- (if method
- (let ((file (make-temp-name
- (expand-file-name "TM" mime-temp-directory)))
- b args)
- (if (nth 1 method)
- (setq b beg)
- (setq b
- (if (re-search-forward "^$" nil t)
- (1+ (match-end 0))
- (point-min)
- ))
- )
- (goto-char b)
- (write-region b end file)
- (message "External method is starting...")
- (setq cal (put-alist
- 'name (replace-as-filename name) cal))
- (setq cal (put-alist 'file file cal))
- (setq args (nconc
- (list (car method)
- mime-echo-buffer-name (car method)
- )
- (mime-make-external-method-args
- cal (cdr (cdr method)))
- ))
- (apply (function start-process) args)
- (mime-show-echo-buffer)
- ))
- ))))
-
-(defun mime-make-external-method-args (cal format)
- (mapcar (function
- (lambda (arg)
- (if (stringp arg)
- arg
- (let* ((item (eval arg))
- (ret (cdr (assoc item cal)))
- )
- (if ret
- ret
- (if (eq item 'encoding)
- "7bit"
- ""))
- ))
- ))
- format))
-
(defvar mime-echo-window-is-shared-with-bbdb t
"*If non-nil, mime-echo window is shared with BBDB window.")
(concat (regexp-* mime-view-file-name-char-regexp)
"\\(\\." mime-view-file-name-char-regexp "+\\)*"))
-(defun mime-raw-get-original-filename (param)
- (or (if (member (cdr (assq 'encoding param))
- mime-view-uuencode-encoding-name-list)
- (mime-raw-get-uu-filename))
- (let (ret)
- (or (if (or (and (setq ret (mime-read-Content-Disposition))
- (setq ret
- (assoc
- "filename"
- (mime-content-disposition-parameters ret)))
- )
- (setq ret (assoc "name" param))
- (setq ret (assoc "x-name" param))
- )
- (std11-strip-quoted-string (cdr ret))
- )
- (if (setq ret
- (std11-find-field-body '("Content-Description"
- "Subject")))
- (if (or (string-match mime-view-file-name-regexp-1 ret)
- (string-match mime-view-file-name-regexp-2 ret))
- (substring ret (match-beginning 0)(match-end 0))
- ))
- ))
- ))
-
-(defun mime-raw-get-filename (param)
- (replace-as-filename (mime-raw-get-original-filename param))
- )
+(defun mime-entity-safe-filename (entity)
+ (let ((filename
+ (or (mime-entity-filename entity)
+ (let ((subj
+ (or (mime-read-field 'Content-Description entity)
+ (mime-read-field 'Subject entity))))
+ (if (and subj
+ (or (string-match mime-view-file-name-regexp-1 subj)
+ (string-match mime-view-file-name-regexp-2 subj)))
+ (substring subj (match-beginning 0)(match-end 0))
+ )))))
+ (if filename
+ (replace-as-filename filename)
+ )))
;;; @ file extraction
;;;
-(defun mime-method-to-save (entity cal)
- (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-raw-get-filename cal)
- ))
- (encoding (or (cdr (assq 'encoding cal)) "7bit"))
- (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)))))))
- )
- (if (file-exists-p filename)
- (or (yes-or-no-p (format "File %s exists. Save anyway? " filename))
- (error "")))
- (re-search-forward "\n\n")
- (mime-write-decoded-region (match-end 0) end filename encoding)
- )))
+(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)))))))
+ )
+ (if (file-exists-p filename)
+ (or (yes-or-no-p (format "File %s exists. Save anyway? " filename))
+ (error "")))
+ (mime-write-entity-content entity filename)
+ ))
+
+
+;;; @ file detection
+;;;
+
+(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 regexp about magic-number vs. corresponding media-types.
+Each element looks like (REGEXP TYPE SUBTYPE).
+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 (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))
+ )))
+ (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-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)
+ ))
+ )
;;; @ mail/news message
(pop-to-buffer mother)
))
-(defun mime-method-to-display-message/rfc822 (entity cal)
- (let* ((beg (mime-entity-point-min entity))
- (end (mime-entity-point-max entity))
- (cnum (mime-raw-point-to-entity-number beg))
- (new-name (format "%s-%s" (buffer-name) cnum))
+(defun mime-view-message/rfc822 (entity situation)
+ (let* ((new-name
+ (format "%s-%s" (buffer-name) (mime-entity-number entity)))
(mother mime-preview-buffer)
- (representation-type
- (cdr (or (assq major-mode mime-raw-representation-type-alist)
- (assq t mime-raw-representation-type-alist))))
- str)
- (setq str (buffer-substring beg end))
- (switch-to-buffer new-name)
+ (children (car (mime-entity-children entity))))
+ (set-buffer (get-buffer-create new-name))
(erase-buffer)
- (insert str)
- (goto-char (point-min))
- (if (re-search-forward "^\n" nil t)
- (delete-region (point-min) (match-end 0))
- )
+ (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)
- (setq mime-raw-representation-type representation-type)
- (mime-view-mode mother)
+ (mime-view-buffer (current-buffer) nil mother
+ nil (if (mime-entity-cooked-p entity) 'cooked))
))
;;; @ message/partial
;;;
-(defun mime-raw-write-region (start end filename)
- "Write current region into specified file.
-When called from a program, takes three arguments:
-START, END and FILENAME. START and END are buffer positions.
-It refer `mime-raw-representation-type' or `major-mode
-mime-raw-representation-type-alist'. If it is `binary', region is
-saved as binary. Otherwise the region is saved by `write-region'."
- (let ((presentation-type
- (or mime-raw-representation-type
- (cdr (or (assq major-mode mime-raw-representation-type-alist)
- (assq t mime-raw-representation-type-alist))))))
- (if (eq presentation-type 'binary)
- (write-region-as-binary start end filename)
- (write-region start end filename)
- )))
-
-(defun mime-method-to-store-message/partial (entity cal)
+(defun mime-store-message/partial-piece (entity cal)
(goto-char (mime-entity-point-min entity))
(let* ((root-dir
(expand-file-name
(erase-buffer)
(as-binary-input-file (insert-file-contents file))
(setq major-mode 'mime-show-message-mode)
- (mime-view-mode mother)
+ (mime-view-buffer (current-buffer) nil mother)
)
(set-window-buffer pwin
(save-excursion
mime-preview-buffer))
(select-window pwin)
)
- (re-search-forward "^$")
- (goto-char (1+ (match-end 0)))
(setq file (concat root-dir "/" number))
- (mime-raw-write-region (point) (mime-entity-point-max entity) file)
+ (mime-write-entity-body entity file)
(let ((total-file (concat root-dir "/CT")))
(setq total
(if total
))
(save-window-excursion
(setq major-mode 'mime-show-message-mode)
- (mime-view-mode mother)
+ (mime-view-buffer (current-buffer) nil mother)
)
(let ((pwin (or (get-buffer-window mother)
- (get-largest-window)
- ))
+ (get-largest-window)))
(pbuf (save-excursion
(set-buffer full-buf)
mime-preview-buffer)))
(dired dir)
))
-(defun mime-method-to-display-message/external-ftp (entity cal)
+(defun mime-view-message/external-anon-ftp (entity cal)
(let* ((site (cdr (assoc "site" cal)))
(directory (cdr (assoc "directory" cal)))
(name (cdr (assoc "name" cal)))
(pathname (concat "/anonymous@" site ":" directory)))
- (message (concat "Accessing " (expand-file-name name pathname) "..."))
+ (message (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))
+
+(defun mime-view-message/external-url (entity cal)
+ (let ((url (cdr (assoc "url" cal))))
+ (message (concat "Accessing " url " ..."))
+ (funcall mime-raw-browse-url-function url)))
+
;;; @ rot13-47
;;;
-(defun mime-method-to-display-caesar (entity situation)
+(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)))
(insert-file-contents file)
(eval-buffer)
;; format check
- (or (eq (car mime-acting-situation-examples) 'type)
- (setq mime-acting-situation-examples nil))
+ (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))))