;; 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:
-(require 'emu)
(require 'mime)
(require 'semi-def)
(require 'calist)
(require 'alist)
-(require 'mailcap)
+(require 'mime-conf)
+(require 'mcharset)
+
+(eval-when-compile (require 'static))
;;; @ version
(const :tag "On" t)
(sexp :tag "Situation" 1)))
+(defcustom mime-view-mailcap-files
+ (let ((files '("/etc/mailcap" "/usr/etc/mailcap" "~/.mailcap")))
+ (or (member mime-mailcap-file files)
+ (setq files (cons mime-mailcap-file files)))
+ files)
+ "List of mailcap files."
+ :group 'mime-view
+ :type '(repeat file))
+
+(defvar mime-view-automatic-conversion 'undecided)
+
;;; @ in raw-buffer (representation space)
;;;
(defvar mime-raw-representation-type-alist
'((mime-show-message-mode . binary)
(mime-temp-message-mode . binary)
- (t . cooked)
- )
+ (t . cooked))
"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
(if (and recursive mime-mother-buffer)
(save-excursion
(set-buffer mime-mother-buffer)
- (mime-preview-original-major-mode recursive)
- )
+ (mime-preview-original-major-mode recursive))
(cdr (assq 'major-mode
(get-text-property (or point
(if (> (point) (buffer-size))
(setq rest (or (mime-entity-content-type entity)
(make-mime-content-type 'text 'plain))
situation (cons (car rest) situation)
- rest (cdr rest))
- )
+ rest (cdr rest)))
(unless (assq 'subtype situation)
(or rest
(setq rest (or (cdr (mime-entity-content-type entity))
'((subtype . plain)))))
(setq situation (cons (car rest) situation)
- rest (cdr rest))
- )
+ rest (cdr rest)))
(while rest
(setq param (car rest))
(or (assoc (car param) situation)
(setq situation (cons (cons 'disposition-type
(mime-content-disposition-type rest))
situation)
- rest (mime-content-disposition-parameters rest))
- ))
+ rest (mime-content-disposition-parameters rest))))
(while rest
(setq param (car rest)
name (car param))
(cell (assq field situation)))
(if cell
(or (memq (cdr cell) ignored-values)
- (setq dest (cons situation dest))
- )))
+ (setq dest (cons situation dest)))))
(setq situations (cdr situations)))
dest))
(when ecell
(if (equal cell ecell)
(setq match (1+ match))
- (setq example (delq ecell example))
- ))
- )
- (setq situation (cdr situation))
- )
- (cons match example)
- ))
+ (setq example (delq ecell example)))))
+ (setq situation (cdr situation)))
+ (cons match example)))
(defun mime-sort-situation (situation)
(sort situation
(mode . 3)
(method . 4)
(major-mode . 5)
- (disposition-type . 6)
- ))
+ (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)
- )
+ (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)
- )
+ (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))
- )))
- )
+ (< a-order b-order))))))
(defun mime-unify-situations (entity-situation
condition situation-examples
(setq max-score ret-score
max-escore (cdar examples)
max-examples (list (cdr ret))
- max-situations (list situation))
- )
+ 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))
- )
+ 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)))
- )))))
+ (cons situation max-situations))))))))
(setq examples (cdr examples))))
(setq rest (cdr rest)))
(when max-situations
(setcdr cell (1+ (cdr cell)))
(setq situation-examples
(cons (cons example 0)
- situation-examples))
- ))
- (setq max-examples (cdr max-examples))
- )))))
+ situation-examples))))
+ (setq max-examples (cdr max-examples)))))))
(cons ret situation-examples)
;; ret: list of situations
;; situation-examples: new examples (notoce that contents of
(defvar mime-acting-situation-example-list-max-size 16)
(defvar mime-situation-examples-file-coding-system nil)
+(defun mime-view-read-situation-examples-file (&optional file)
+ (or file
+ (setq file mime-situation-examples-file))
+ (if (and file
+ (file-readable-p file))
+ (with-temp-buffer
+ (insert-file-contents file)
+ (setq mime-situation-examples-file-coding-system
+ (static-cond
+ ((boundp 'buffer-file-coding-system)
+ (symbol-value 'buffer-file-coding-system))
+ ((boundp 'file-coding-system)
+ (symbol-value 'file-coding-system))
+ (t nil))
+ ;; (and (boundp 'buffer-file-coding-system)
+ ;; buffer-file-coding-system)
+ )
+ (condition-case error
+ (eval-buffer)
+ (error (message "%s is broken: %s" file (cdr error))))
+ ;; format check
+ (condition-case nil
+ (let ((i 0))
+ (while (and (> (length mime-preview-situation-example-list)
+ mime-preview-situation-example-list-max-size)
+ (< i 16))
+ (setq mime-preview-situation-example-list
+ (mime-reduce-situation-examples
+ mime-preview-situation-example-list))
+ (setq i (1+ i))))
+ (error (setq mime-preview-situation-example-list nil)))
+ ;; (let ((rest mime-preview-situation-example-list))
+ ;; (while rest
+ ;; (ctree-set-calist-strictly 'mime-preview-condition
+ ;; (caar rest))
+ ;; (setq rest (cdr rest))))
+ (condition-case nil
+ (let ((i 0))
+ (while (and (> (length mime-acting-situation-example-list)
+ mime-acting-situation-example-list-max-size)
+ (< i 16))
+ (setq mime-acting-situation-example-list
+ (mime-reduce-situation-examples
+ mime-acting-situation-example-list))
+ (setq i (1+ i))))
+ (error (setq mime-acting-situation-example-list nil))))))
+
(defun mime-save-situation-examples ()
(if (or mime-preview-situation-example-list
mime-acting-situation-example-list)
- (let ((file mime-situation-examples-file))
+ (let ((file mime-situation-examples-file)
+ print-length print-level)
(with-temp-buffer
(insert ";;; " (file-name-nondirectory file) "\n")
(insert "\n;; This file is generated automatically by "
((boundp 'file-coding-system)
(setq file-coding-system
mime-situation-examples-file-coding-system)))
+ ;; (setq buffer-file-coding-system
+ ;; mime-situation-examples-file-coding-system)
(setq buffer-file-name file)
(save-buffer)))))
min-freq freq
d-i i
d-j j
- dest (cons (cdr ret) freq))
- )
+ dest (cons (cdr ret) freq)))
((= max-sim sim)
(cond ((> min-det-ret det-ret)
(setq min-det-ret det-ret
min-freq freq
d-i i
d-j j
- dest (cons (cdr ret) freq))
- )
+ 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))
- )
+ 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))
- ))
- ))
- ))
- ))
- )
+ dest (cons (cdr ret) freq)))))))))))
(setq jr (cdr jr)
j (1+ j)))
(setq ir (cdr ir)
(setq situation-examples
(cdr situation-examples))
(setq ir (nthcdr (1- d-i) situation-examples))
- (setcdr ir (cddr ir))
- )
+ (setcdr ir (cddr ir)))
(if (setq ir (assoc (car dest) situation-examples))
(progn
(setcdr ir (+ (cdr ir)(cdr dest)))
(if (consp entity-node-id)
(mapconcat (function
(lambda (num)
- (format "%s" (1+ num))
- ))
+ (format "%s" (1+ num))))
(reverse entity-node-id) ".")
- "0"))
- ))
+ "0"))))
(cond (access-type
(let ((server (assoc "server" params)))
(setq access-type (cdr access-type))
num subject access-type (cdr server))
(let ((site (cdr (assoc "site" params)))
(dir (cdr (assoc "directory" params)))
- (url (cdr (assoc "url" params)))
- )
+ (url (cdr (assoc "url" params))))
(if url
(format "%s %s ([%s] %s)"
num subject access-type url)
(format "%s %s ([%s] %s:%s)"
- num subject access-type site dir))
- )))
- )
+ num subject access-type site dir))))))
(t
(let ((media-type (mime-entity-media-type entity))
(media-subtype (mime-entity-media-subtype entity))
""))))
(if (>= (+ (current-column)(length rest))(window-width))
"\n\t")
- rest)))
- )))
- (function mime-preview-play-current-entity))
- ))
+ rest))))))
+ (function mime-preview-play-current-entity))))
;;; @@ entity-header
field-type field-value)
(let ((s-field (assq field-type calist)))
(cond ((null s-field)
- (cons (cons field-type field-value) calist)
- )
+ (cons (cons field-type field-value) calist))
(t calist))))
(define-calist-field-match-method
(define-calist-field-match-method
'body #'mime-calist::field-match-method-as-default-rule)
+(defun mime-calist::field-match-method-ignore-case (calist
+ field-type field-value)
+ (let ((s-field (assoc field-type calist)))
+ (cond ((null s-field)
+ (cons (cons field-type field-value) calist))
+ ((eq field-value t)
+ calist)
+ ((string= (downcase (cdr s-field)) (downcase field-value))
+ calist))))
+
+(define-calist-field-match-method
+ 'access-type #'mime-calist::field-match-method-ignore-case)
+
(defvar mime-preview-condition nil
"Condition-tree about how to display entity.")
'((body . visible)
(body-presentation-method . mime-display-text/plain)))
+(defvar mime-preview-fill-flowed-text
+ (module-installed-p 'flow-fill)
+ "If non-nil, fill RFC2646 \"flowed\" text.")
+
+(autoload 'fill-flowed "flow-fill")
+
+(defvar mime-preview-inline-fontify t
+ "If non-nil, fontify the inline part.")
+
(ctree-set-calist-strictly
'mime-preview-condition
'((type . nil)
(ctree-set-calist-strictly
'mime-preview-condition
+ '((type . application)(subtype . emacs-lisp)
+ (body . visible)
+ (body-presentation-method . mime-display-application/emacs-lisp)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition
'((type . text)(subtype . t)
(body . visible)
(body-presentation-method . mime-display-text/plain)))
(ctree-set-calist-strictly
'mime-preview-condition
+ '((type . multipart)(subtype . related)
+ (body . visible)
+ (body-presentation-method . mime-display-multipart/related)))
+
+(ctree-set-calist-strictly
+ 'mime-preview-condition
'((type . multipart)(subtype . t)
(body . visible)
(body-presentation-method . mime-display-multipart/mixed)))
(defun mime-display-text/plain (entity situation)
(save-restriction
(narrow-to-region (point-max)(point-max))
- (mime-insert-text-content entity)
+ (condition-case nil
+ (if (and mime-preview-inline-fontify
+ (mime-entity-filename entity)) ;should be an attachment.
+ (mime-view-insert-fontified-text-content entity situation)
+ (mime-view-insert-text-content entity situation))
+ (error (progn
+ (message "Can't decode current entity.")
+ (sit-for 1))))
(run-hooks 'mime-text-decode-hook)
(goto-char (point-max))
(if (not (eq (char-after (1- (point))) ?\n))
- (insert "\n")
- )
+ (insert "\n"))
+ (if (and mime-preview-fill-flowed-text
+ (equal (cdr (assoc "format" situation)) "flowed"))
+ (fill-flowed))
(mime-add-url-buttons)
- (run-hooks 'mime-display-text/plain-hook)
- ))
+ (run-hooks 'mime-display-text/plain-hook)))
(defun mime-display-text/richtext (entity situation)
(save-restriction
(narrow-to-region (point-max)(point-max))
- (mime-insert-text-content entity)
+ (mime-view-insert-text-content entity situation)
(run-hooks 'mime-text-decode-hook)
(let ((beg (point-min)))
(remove-text-properties beg (point-max) '(face nil))
- (richtext-decode beg (point-max))
- )))
+ (richtext-decode beg (point-max)))))
(defun mime-display-text/enriched (entity situation)
(save-restriction
(narrow-to-region (point-max)(point-max))
- (mime-insert-text-content entity)
+ (mime-view-insert-text-content entity situation)
(run-hooks 'mime-text-decode-hook)
(let ((beg (point-min)))
(remove-text-properties beg (point-max) '(face nil))
- (enriched-decode beg (point-max))
- )))
-
+ (enriched-decode beg (point-max)))))
(defvar mime-view-announcement-for-message/partial
- (if (and (>= emacs-major-version 19) window-system)
- "\
-\[[ This is message/partial style split message. ]]
-\[[ Please press `v' key in this buffer ]]
-\[[ or click here by mouse button-2. ]]"
- "\
-\[[ This is message/partial style split message. ]]
-\[[ Please press `v' key in this buffer. ]]"
- ))
+ "This is message/partial style split message.")
(defun mime-display-message/partial-button (&optional entity situation)
(save-restriction
(goto-char (point-max))
(if (not (search-backward "\n\n" nil t))
- (insert "\n")
- )
+ (insert "\n"))
(goto-char (point-max))
- (narrow-to-region (point-max)(point-max))
- (insert mime-view-announcement-for-message/partial)
- (mime-add-button (point-min)(point-max)
- #'mime-preview-play-current-entity)
- ))
+ (mime-insert-button mime-view-announcement-for-message/partial
+ #'mime-preview-play-current-entity)))
(defun mime-display-multipart/mixed (entity situation)
(let ((children (mime-entity-children entity))
(cons original-major-mode-cell default-situation)))
(while children
(mime-display-entity (car children) nil default-situation)
- (setq children (cdr children))
- )))
+ (setq children (cdr children)))))
(defcustom mime-view-type-subtype-score-alist
'(((text . enriched) . 3)
mime-view-type-subtype-score-alist)
(assq
t
- mime-view-type-subtype-score-alist)
- ))))
+ mime-view-type-subtype-score-alist)))))
(if (> score max-score)
(setq p i
- max-score score)
- )))
+ max-score score))))
(setq i (1+ i))
- situation)
- ))
+ situation)))
children))
(setq i 0)
(while children
situations (cdr situations)
i (1+ i)))))
+(defun mime-display-multipart/related (entity situation)
+ (let* ((param-start (mime-parse-msg-id
+ (std11-lexical-analyze
+ (cdr (assoc "start"
+ (mime-content-type-parameters
+ (mime-entity-content-type entity)))))))
+ (start (or (and param-start (mime-find-entity-from-content-id
+ param-start
+ entity))
+ (car (mime-entity-children entity))))
+ (original-major-mode-cell (assq 'major-mode situation))
+ (default-situation (cdr (assq 'childrens-situation situation))))
+ (when start
+ (if original-major-mode-cell
+ (setq default-situation
+ (cons original-major-mode-cell default-situation)))
+ (mime-display-entity start nil default-situation))))
+
+(defun mime-view-entity-content (entity situation)
+ (mime-decode-string
+ (mime-entity-body entity)
+ (mime-view-guess-encoding entity situation)))
+
+(defun mime-view-insert-text-content (entity situation)
+ (let (compression-info)
+ (cond
+ ((and (mime-entity-filename entity)
+ (featurep 'jka-compr)
+ (jka-compr-installed-p)
+ (setq compression-info (jka-compr-get-compression-info
+ (mime-entity-filename entity))))
+ (insert
+ (mime-view-filter-text-content
+ (mime-view-entity-content entity situation)
+ (jka-compr-info-uncompress-program compression-info)
+ (jka-compr-info-uncompress-args compression-info))))
+ ((or (assq '*encoding situation) ;should be specified by user
+ (assq '*charset situation)) ;should be specified by user
+ (insert
+ (decode-mime-charset-string
+ (mime-view-entity-content entity situation)
+ (mime-view-guess-charset entity situation)
+ 'CRLF)))
+ (t
+ (mime-insert-text-content entity)))))
+
+;;; stolen (and renamed) from `mime-display-gzipped' of EMY 1.13.
+(defun mime-view-filter-text-content (content program args)
+ (with-temp-buffer
+ (static-cond
+ ((featurep 'xemacs)
+ (insert content)
+ (apply #'binary-to-text-funcall
+ mime-view-automatic-conversion
+ #'call-process-region (point-min)(point-max)
+ program t t args))
+ (t
+ (if (not (multibyte-string-p content))
+ (set-buffer-multibyte nil))
+ (insert content)
+ (apply #'binary-funcall
+ #'call-process-region (point-min)(point-max)
+ program t t args)
+ (set-buffer-multibyte t)
+ (decode-coding-region (point-min)(point-max)
+ mime-view-automatic-conversion)))
+ (buffer-string)))
+
+;;; stolen (and renamed) from mm-view.el.
+(defun mime-view-insert-fontified-text-content (entity situation
+ &optional mode)
+ ;; XEmacs @#$@ version of font-lock refuses to fully turn itself
+ ;; on for buffers whose name begins with " ". That's why we use
+ ;; save-current-buffer/get-buffer-create rather than
+ ;; with-temp-buffer.
+ (let ((buffer (generate-new-buffer "*fontification*"))
+ filename)
+ (unwind-protect
+ (progn
+ (save-current-buffer
+ (set-buffer buffer)
+ (buffer-disable-undo)
+ (kill-all-local-variables)
+ (mime-view-insert-text-content entity situation)
+ (require 'font-lock)
+ (let ((font-lock-maximum-size nil)
+ ;; Disable support modes, e.g., jit-lock, lazy-lock, etc.
+ (font-lock-mode-hook nil)
+ (font-lock-support-mode nil)
+ ;; I find font-lock a bit too verbose.
+ (font-lock-verbose nil))
+ (cond (mode
+ (funcall mode))
+ ((setq filename (mime-entity-filename entity))
+ (let ((buffer-file-name
+ (expand-file-name (file-name-nondirectory filename)
+ temporary-file-directory)))
+ (set-auto-mode))))
+ ;; The mode function might have already turned on font-lock.
+ (unless (symbol-value 'font-lock-mode)
+ (font-lock-fontify-buffer)))
+ ;; By default, XEmacs font-lock uses non-duplicable text
+ ;; properties. This code forces all the text properties
+ ;; to be copied along with the text.
+ (static-when (fboundp 'extent-list)
+ (map-extents (lambda (ext ignored)
+ (set-extent-property ext 'duplicable t)
+ nil)
+ nil nil nil nil nil 'text-prop)))
+ (insert-buffer-substring buffer))
+ (kill-buffer buffer))))
+
+(defun mime-display-application/emacs-lisp (entity situation)
+ (save-restriction
+ (narrow-to-region (point-max)(point-max))
+ (mime-view-insert-fontified-text-content entity situation 'emacs-lisp-mode)
+ (run-hooks 'mime-text-decode-hook 'mime-display-text/plain-hook)))
+
;;; @ acting-condition
;;;
(defvar mime-acting-condition nil
"Condition-tree about how to process entity.")
-(if (file-readable-p mailcap-file)
- (let ((entries (mailcap-parse-file)))
- (while entries
- (let ((entry (car entries))
- view print shared)
- (while entry
- (let* ((field (car entry))
- (field-type (car field)))
- (cond ((eq field-type 'view) (setq view field))
- ((eq field-type 'print) (setq print field))
- ((memq field-type '(compose composetyped edit)))
- (t (setq shared (cons field shared))))
- )
- (setq entry (cdr entry))
+(defun mime-view-read-mailcap-files (&optional files)
+ (or files
+ (setq files mime-view-mailcap-files))
+ (let (entries file)
+ (while files
+ (setq file (car files))
+ (if (file-readable-p file)
+ (setq entries (append entries (mime-parse-mailcap-file file))))
+ (setq files (cdr files)))
+ (while entries
+ (let ((entry (car entries))
+ view print shared)
+ (while entry
+ (let* ((field (car entry))
+ (field-type (car field)))
+ (cond ((eq field-type 'view) (setq view field))
+ ((eq field-type 'print) (setq print field))
+ ((memq field-type '(compose composetyped edit)))
+ (t (setq shared (cons field shared))))
)
- (setq shared (nreverse shared))
- (ctree-set-calist-with-default
- 'mime-acting-condition
- (append shared (list '(mode . "play")(cons 'method (cdr view)))))
- (if print
- (ctree-set-calist-with-default
- 'mime-acting-condition
- (append shared
- (list '(mode . "print")(cons 'method (cdr view))))
- ))
- )
- (setq entries (cdr entries))
- )))
+ (setq entry (cdr entry)))
+ (setq shared (nreverse shared))
+ (ctree-set-calist-with-default
+ 'mime-acting-condition
+ (append shared (list '(mode . "play")(cons 'method (cdr view)))))
+ (if print
+ (ctree-set-calist-with-default
+ 'mime-acting-condition
+ (append shared
+ (list '(mode . "print")(cons 'method (cdr view)))))))
+ (setq entries (cdr entries)))))
+
+(mime-view-read-mailcap-files)
(ctree-set-calist-strictly
'mime-acting-condition
'((type . application)(subtype . octet-stream)
(mode . "play")
- (method . mime-detect-content)
- ))
+ (method . mime-detect-content)))
(ctree-set-calist-with-default
'mime-acting-condition
(ctree-set-calist-strictly
'mime-acting-condition
'((type . text)(subtype . x-rot13-47)(mode . "play")
- (method . mime-view-caesar)
- ))
+ (method . mime-view-caesar)))
(ctree-set-calist-strictly
'mime-acting-condition
'((type . text)(subtype . x-rot13-47-48)(mode . "play")
- (method . mime-view-caesar)
- ))
+ (method . mime-view-caesar)))
(ctree-set-calist-strictly
'mime-acting-condition
'((type . message)(subtype . rfc822)(mode . "play")
- (method . mime-view-message/rfc822)
- ))
+ (method . mime-view-message/rfc822)))
(ctree-set-calist-strictly
'mime-acting-condition
'((type . message)(subtype . partial)(mode . "play")
- (method . mime-store-message/partial-piece)
- ))
+ (method . mime-store-message/partial-piece)))
(ctree-set-calist-strictly
'mime-acting-condition
'((type . message)(subtype . external-body)
("access-type" . "anon-ftp")
- (method . mime-view-message/external-anon-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)
- ))
+ (method . mime-view-message/external-url)))
(ctree-set-calist-strictly
'mime-acting-condition
'((type . application)(subtype . octet-stream)
- (method . mime-save-content)
- ))
+ (method . mime-save-content)))
;;; @ quitting method
(mime-insert-header entity
mime-view-ignored-field-list
mime-view-visible-field-list))
+ (mime-add-url-buttons)
(run-hooks 'mime-display-header-hook)
(put-text-property nhb (point-max) 'mime-view-entity-header entity)
(goto-char (point-max))
(mime-display-text/plain entity situation)))
(when button-is-invisible
(goto-char (point-max))
- (mime-view-insert-entity-button entity)
- )
+ (mime-view-insert-entity-button entity))
(unless header-is-visible
(goto-char (point-max))
- (insert "\n"))
- ))
+ (insert "\n"))))
(setq ne (point-max))
(widen)
(put-text-property nb ne 'mime-view-entity entity)
(cdr (assq 'body-presentation-method situation))))
(if (functionp body-presentation-method)
(funcall body-presentation-method entity situation)
- (mime-display-multipart/mixed entity situation))))
- )))
+ (mime-display-multipart/mixed entity situation)))))))
;;; @ MIME viewer mode
;;;
-(defconst mime-view-menu-title "MIME-View")
-(defconst mime-view-menu-list
- '((up "Move to upper entity" mime-preview-move-to-upper)
- (previous "Move to previous entity" mime-preview-move-to-previous)
- (next "Move to next entity" mime-preview-move-to-next)
- (scroll-down "Scroll-down" mime-preview-scroll-down-entity)
- (scroll-up "Scroll-up" mime-preview-scroll-up-entity)
- (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)
- )
+(defconst mime-view-popup-menu-list
+ '("MIME-View"
+ ["Move to upper entity" mime-preview-move-to-upper]
+ ["Move to previous entity" mime-preview-move-to-previous]
+ ["Move to next entity" mime-preview-move-to-next]
+ ["Scroll-down" mime-preview-scroll-down-entity]
+ ["Scroll-up" mime-preview-scroll-up-entity]
+ ["Play current entity" mime-preview-play-current-entity]
+ ["Extract current entity" mime-preview-extract-current-entity]
+ ["Print current entity" mime-preview-print-current-entity])
"Menu for MIME Viewer")
-(cond ((featurep 'xemacs)
- (defvar mime-view-xemacs-popup-menu
- (cons mime-view-menu-title
- (mapcar (function
- (lambda (item)
- (vector (nth 1 item)(nth 2 item) t)
- ))
- mime-view-menu-list)))
- (defun mime-view-xemacs-popup-menu (event)
- "Popup the menu in the MIME Viewer buffer"
- (interactive "e")
- (select-window (event-window event))
- (set-buffer (event-buffer event))
- (popup-menu 'mime-view-xemacs-popup-menu))
- (defvar mouse-button-2 'button2)
- )
- (t
- (defvar mime-view-popup-menu
- (let ((menu (make-sparse-keymap mime-view-menu-title)))
- (nconc menu
- (mapcar (function
- (lambda (item)
- (list (intern (nth 1 item)) 'menu-item
- (nth 1 item)(nth 2 item))
- ))
- mime-view-menu-list))))
- (defun mime-view-popup-menu (event)
- "Popup the menu in the MIME Viewer buffer"
- (interactive "@e")
- (let ((menu mime-view-popup-menu) events func)
- (setq events (x-popup-menu t menu))
- (and events
- (setq func (lookup-key menu (apply #'vector events)))
- (commandp func)
- (funcall func))))
- (defvar mouse-button-2 [mouse-2])
- ))
-
+(defun mime-view-popup-menu (event)
+ "Popup the menu in the MIME Viewer buffer"
+ (interactive "@e")
+ (mime-popup-menu-popup mime-view-popup-menu-list event))
+
+;;; The current local map is taken precendence over `widget-keymap',
+;;; because GNU Emacs' widget implementation doesn't set `local-map' property.
+;;; So we need to specify derivation.
+(defvar widget-keymap)
+(defun mime-view-maybe-inherit-widget-keymap ()
+ (when (boundp 'widget-keymap)
+ (set-keymap-parent (current-local-map) widget-keymap)))
+
+(add-hook 'mime-view-mode-hook 'mime-view-maybe-inherit-widget-keymap)
+
(defun mime-view-define-keymap (&optional default)
(let ((mime-view-mode-map (if (keymapp default)
(copy-keymap default)
- (make-sparse-keymap)
- )))
+ (make-sparse-keymap))))
(define-key mime-view-mode-map
"u" (function mime-preview-move-to-upper))
(define-key mime-view-mode-map
(define-key mime-view-mode-map
[backspace] (function mime-preview-scroll-down-entity))
(if (functionp default)
- (cond ((featurep 'xemacs)
- (set-keymap-default-binding mime-view-mode-map default)
- )
- (t
- (setq mime-view-mode-map
- (append mime-view-mode-map (list (cons t default))))
- )))
- (if mouse-button-2
- (define-key mime-view-mode-map
- mouse-button-2 (function mime-button-dispatcher))
- )
- (cond ((featurep 'xemacs)
- (define-key mime-view-mode-map
- mouse-button-3 (function mime-view-xemacs-popup-menu))
- )
- ((>= emacs-major-version 19)
- (define-key mime-view-mode-map
- mouse-button-3 (function mime-view-popup-menu))
- (define-key mime-view-mode-map [menu-bar mime-view]
- (cons mime-view-menu-title
- (make-sparse-keymap mime-view-menu-title)))
- (mapcar (function
- (lambda (item)
- (define-key mime-view-mode-map
- (vector 'menu-bar 'mime-view (car item))
- (cons (nth 1 item)(nth 2 item))
- )
- ))
- (reverse mime-view-menu-list)
- )
- ))
- (use-local-map mime-view-mode-map)
- (run-hooks 'mime-view-define-keymap-hook)
- ))
+ (if (featurep 'xemacs)
+ (set-keymap-default-binding mime-view-mode-map default)
+ (setq mime-view-mode-map
+ (append mime-view-mode-map (list (cons t default))))))
+ (define-key mime-view-mode-map
+ [down-mouse-3] (function mime-view-popup-menu))
+ ;; (run-hooks 'mime-view-define-keymap-hook)
+ mime-view-mode-map))
+
+(defvar mime-view-mode-default-map (mime-view-define-keymap))
+
(defsubst mime-maybe-hide-echo-buffer ()
"Clear mime-echo buffer and delete window for it."
(erase-buffer)
(let ((win (get-buffer-window buf)))
(if win
- (delete-window win)
- ))
- (bury-buffer buf)
- ))))
+ (delete-window win)))
+ (bury-buffer buf)))))
(defvar mime-view-redisplay nil)
;;;###autoload
(defun mime-display-message (message &optional preview-buffer
mother default-keymap-or-function
- original-major-mode)
+ original-major-mode keymap)
"View MESSAGE in MIME-View mode.
Optional argument PREVIEW-BUFFER specifies the buffer of the
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."
+keymap of MIME-View mode.
+
+Optional argument ORIGINAL-MAJOR-MODE is major-mode of representation
+buffer of MESSAGE. If it is nil, current `major-mode' is used.
+
+Optional argument KEYMAP is keymap of MIME-View mode. If it is
+non-nil, DEFAULT-KEYMAP-OR-FUNCTION is ignored. If it is nil,
+`mime-view-mode-default-map' is used."
(mime-maybe-hide-echo-buffer)
(let ((win-conf (current-window-configuration)))
(or preview-buffer
(widen)
(erase-buffer)
(if mother
- (setq mime-mother-buffer 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")
(header . visible)
(major-mode . ,original-major-mode))
preview-buffer)
- (mime-view-define-keymap default-keymap-or-function)
+ (use-local-map
+ (or keymap
+ (if default-keymap-or-function
+ (mime-view-define-keymap default-keymap-or-function)
+ mime-view-mode-default-map)))
(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)
- ))
+ (search-forward "\n\n" nil t)))
(run-hooks 'mime-view-mode-hook)
(set-buffer-modified-p nil)
(setq buffer-read-only t)
(save-excursion
(set-buffer raw-buffer)
(cdr (or (assq major-mode mime-raw-representation-type-alist)
- (assq t mime-raw-representation-type-alist)))
- )))
+ (assq t mime-raw-representation-type-alist))))))
(if (eq representation-type 'binary)
- (setq representation-type 'buffer)
- )
+ (setq representation-type 'buffer))
(setq preview-buffer (mime-display-message
(mime-open-entity representation-type raw-buffer)
preview-buffer mother default-keymap-or-function))
(let ((m-win (and mother (get-buffer-window mother))))
(if m-win
(set-window-buffer m-win preview-buffer)
- (switch-to-buffer preview-buffer)
- ))))))
+ (switch-to-buffer preview-buffer)))))))
(defun mime-view-mode (&optional mother ctl encoding
raw-buffer preview-buffer
(or (assq major-mode mime-raw-representation-type-alist)
(assq t mime-raw-representation-type-alist)))))
(if (eq type 'binary)
- (setq type 'buffer)
- )
+ (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))
- )
+ (mime-entity-set-content-type mime-message-structure ctl)))
(or (mime-entity-encoding mime-message-structure)
- (mime-entity-set-encoding-internal mime-message-structure encoding))
- ))
+ (mime-entity-set-encoding mime-message-structure encoding))))
(mime-display-message mime-message-structure preview-buffer
- mother default-keymap-or-function)
- )
+ mother default-keymap-or-function))
;;; @@ utility
;;;
-(defun mime-preview-find-boundary-info (&optional get-mother)
+(defun mime-preview-find-boundary-info (&optional with-children)
+ "Return boundary information of current part.
+If WITH-CHILDREN, refer boundary surrounding current part and its branches."
(let (entity
p-beg p-end
entity-node-id len)
- (while (null (setq entity
- (get-text-property (point) 'mime-view-entity)))
+ (while (and
+ (null (setq entity
+ (get-text-property (point) 'mime-view-entity)))
+ (> (point) (point-min)))
(backward-char))
(setq p-beg (previous-single-property-change (point) 'mime-view-entity))
- (setq entity-node-id (mime-entity-node-id entity))
+ (setq entity-node-id (and entity (mime-entity-node-id entity)))
(setq len (length entity-node-id))
(cond ((null p-beg)
(setq p-beg
'mime-view-entity)
(point))
(point)
- (point-min)))
- )
+ (point-min))))
((eq (next-single-property-change p-beg 'mime-view-entity)
(point))
- (setq p-beg (point))
- ))
+ (setq p-beg (point))))
(setq p-end (next-single-property-change p-beg 'mime-view-entity))
(cond ((null p-end)
- (setq p-end (point-max))
- )
+ (setq p-end (point-max)))
((null entity-node-id)
- (setq p-end (point-max))
- )
- (get-mother
+ (setq p-end (point-max)))
+ (with-children
(save-excursion
- (goto-char p-end)
(catch 'tag
(let (e i)
(while (setq e
(point) 'mime-view-entity))
(goto-char e)
(let ((rc (mime-entity-node-id
- (get-text-property (1- (point))
+ (get-text-property (point)
'mime-view-entity))))
(or (and (>= (setq i (- (length rc) len)) 0)
(equal entity-node-id (nthcdr i rc)))
(throw 'tag nil)))
- (setq p-end e)))
- (setq p-end (point-max))))
- ))
+ (setq p-end (or (next-single-property-change
+ (point) 'mime-view-entity)
+ (point-max)))))
+ (setq p-end (point-max))))))
(vector p-beg p-end entity)))
\"extract\" mode. The method is selected from variable
`mime-acting-condition'."
(interactive "P")
- (mime-preview-play-current-entity ignore-examples "extract")
- )
+ (mime-preview-play-current-entity ignore-examples "extract"))
(defun mime-preview-print-current-entity (&optional ignore-examples)
"Print current entity (maybe).
\"print\" mode. The method is selected from variable
`mime-acting-condition'."
(interactive "P")
- (mime-preview-play-current-entity ignore-examples "print")
- )
+ (mime-preview-play-current-entity ignore-examples "print"))
;;; @@ following
It calls following-method selected from variable
`mime-preview-following-method-alist'."
(interactive)
- (let ((entity (mime-preview-find-boundary-info t))
- p-beg p-end
- pb-beg)
- (setq p-beg (aref entity 0)
- p-end (aref entity 1)
- entity (aref entity 2))
- (if (get-text-property p-beg 'mime-view-entity-body)
+ (let* ((boundary-info (mime-preview-find-boundary-info t))
+ (p-beg (aref boundary-info 0))
+ (p-end (aref boundary-info 1))
+ (entity (aref boundary-info 2))
+ pb-beg)
+ (if (or (get-text-property p-beg 'mime-view-entity-body)
+ (null entity))
(setq pb-beg p-beg)
(setq pb-beg
(next-single-property-change
(or (next-single-property-change p-beg 'mime-view-entity)
p-end))))
(let* ((mode (mime-preview-original-major-mode 'recursive))
- (entity-node-id (mime-entity-node-id entity))
+ (entity-node-id (and entity (mime-entity-node-id entity)))
(new-name
(format "%s-%s" (buffer-name) (reverse entity-node-id)))
new-buf
(insert-buffer-substring the-buf pb-beg p-end)
(goto-char (point-min))
(let ((current-entity
- (if (and (eq (mime-entity-media-type entity) 'message)
+ (if (and entity
+ (eq (mime-entity-media-type entity) 'message)
(eq (mime-entity-media-subtype entity) 'rfc822))
(car (mime-entity-children entity))
entity)))
(mime-insert-header current-entity fields)
t))
(setq fields (std11-collect-field-names)
- current-entity (mime-entity-parent current-entity))
- ))
+ current-entity (mime-entity-parent current-entity))))
(let ((rest mime-view-following-required-fields-list)
field-name ret)
(while rest
entity field-name))))
(setq entity (mime-entity-parent entity)))))
(if ret
- (insert (concat field-name ": " ret "\n"))
- )))
- (setq rest (cdr rest))
- ))
- )
+ (insert (concat field-name ": " ret "\n")))))
+ (setq rest (cdr rest)))))
(let ((f (cdr (assq mode mime-preview-following-method-alist))))
(if (functionp f)
(funcall f new-buf)
(message
- (format
- "Sorry, following method for %s is not implemented yet."
- mode))
- ))
- )))
+ "Sorry, following method for %s is not implemented yet."
+ mode))))))
;;; @@ moving
(let (cinfo)
(while (null (setq cinfo
(get-text-property (point) 'mime-view-entity)))
- (backward-char)
- )
+ (backward-char))
(let ((r (mime-entity-parent cinfo))
point)
(catch 'tag
(beginning-of-line)
(point)))))
(recenter next-screen-context-lines))
- (throw 'tag t)
- )
- )
- (mime-preview-quit)
- ))))
+ (throw 'tag t)))
+ (mime-preview-quit)))))
(defun mime-preview-move-to-previous ()
"Move to previous entity.
(interactive)
(while (and (not (bobp))
(null (get-text-property (point) 'mime-view-entity)))
- (backward-char)
- )
+ (backward-char))
(let ((point (previous-single-property-change (point) 'mime-view-entity)))
(if (and point
(>= point (point-min)))
(point)))))
(recenter (* -1 next-screen-context-lines))))
(goto-char (1- point))
- (mime-preview-move-to-previous)
- )
+ (mime-preview-move-to-previous))
(let ((f (assq (mime-preview-original-major-mode)
mime-preview-over-to-previous-method-alist)))
(if f
- (funcall (cdr f))
- ))
- )))
+ (funcall (cdr f)))))))
(defun mime-preview-move-to-next ()
"Move to next entity.
(interactive)
(while (and (not (eobp))
(null (get-text-property (point) 'mime-view-entity)))
- (forward-char)
- )
+ (forward-char))
(let ((point (next-single-property-change (point) 'mime-view-entity)))
(if (and point
(<= point (point-max)))
(* -1 next-screen-context-lines))
(beginning-of-line)
(point)))))
- (recenter next-screen-context-lines))
- ))
+ (recenter next-screen-context-lines))))
(let ((f (assq (mime-preview-original-major-mode)
mime-preview-over-to-next-method-alist)))
(if f
- (funcall (cdr f))
- ))
- )))
+ (funcall (cdr f)))))))
(defun mime-preview-scroll-up-entity (&optional h)
"Scroll up current entity.
(let ((f (assq (mime-preview-original-major-mode)
mime-preview-over-to-next-method-alist)))
(if f
- (funcall (cdr f))
- ))
+ (funcall (cdr f))))
(let ((point
(or (next-single-property-change (point) 'mime-view-entity)
(point-max)))
(condition-case nil
(scroll-up h)
(end-of-buffer
- (goto-char (point-max)))))
- )))
+ (goto-char (point-max))))))))
(defun mime-preview-scroll-down-entity (&optional h)
"Scroll down current entity.
(let ((f (assq (mime-preview-original-major-mode)
mime-preview-over-to-previous-method-alist)))
(if f
- (funcall (cdr f))
- ))
+ (funcall (cdr f))))
(let ((point
(or (previous-single-property-change (point) 'mime-view-entity)
(point-min)))
(condition-case nil
(scroll-down h)
(beginning-of-buffer
- (goto-char (point-min)))))
- )))
+ (goto-char (point-min))))))))
(defun mime-preview-next-line-entity (&optional lines)
"Scroll up one line (or prefix LINES lines).
If LINES is negative, scroll down LINES lines."
(interactive "p")
- (mime-preview-scroll-up-entity (or lines 1))
- )
+ (mime-preview-scroll-up-entity (or lines 1)))
(defun mime-preview-previous-line-entity (&optional lines)
"Scrroll down one line (or prefix LINES lines).
If LINES is negative, scroll up LINES lines."
(interactive "p")
- (mime-preview-scroll-down-entity (or lines 1))
- )
+ (mime-preview-scroll-down-entity (or lines 1)))
;;; @@ display
;;;
+(defun mime-view-guess-encoding (entity situation)
+ (or (cdr (assq '*encoding situation))
+ (cdr (assq 'encoding situation))
+ (mime-entity-encoding entity)
+ "7bit"))
+
+(defun mime-view-read-encoding (entity situation)
+ (let* ((default-encoding
+ (mime-view-guess-encoding entity situation))
+ (encoding
+ (completing-read
+ "Content Transfer Encoding: "
+ (mime-encoding-alist) nil t default-encoding)))
+ (unless (or (string= encoding "")
+ (string= encoding default-encoding))
+ encoding)))
+
+(defun mime-view-guess-charset (entity situation)
+ (or (static-if (fboundp 'coding-system-to-mime-charset)
+ ;; might be overridden by `universal-coding-system-argument'.
+ (and coding-system-for-read
+ (coding-system-to-mime-charset coding-system-for-read)))
+ (cdr (assq '*charset situation))
+ (cdr (assq 'charset situation))
+ (let ((charset (cdr (assoc "charset" (mime-entity-parameters entity)))))
+ (if charset
+ (intern (downcase charset))))
+ default-mime-charset))
+
+(defun mime-view-read-charset (entity situation)
+ (static-if (featurep 'mule)
+ (let* ((default-charset
+ (mime-view-guess-charset entity situation))
+ (charset
+ (intern (completing-read "MIME-charset: "
+ (mapcar
+ (lambda (sym)
+ (list (symbol-name sym)))
+ (mime-charset-list))
+ nil t
+ (symbol-name default-charset)))))
+ (unless (eq charset default-charset)
+ charset))
+ default-charset))
+
(defun mime-preview-toggle-display (type &optional display)
- (let ((situation (mime-preview-find-boundary-info))
+ (let ((situation (mime-preview-find-boundary-info t))
(sym (intern (concat "*" (symbol-name type))))
- entity p-beg p-end)
+ entity p-beg p-end encoding charset)
(setq p-beg (aref situation 0)
p-end (aref situation 1)
entity (aref situation 2)
(display)
(t
(setq display
- (eq (cdr (or (assq sym situation)
- (assq type situation)))
- 'invisible))))
+ (memq (cdr (or (assq sym situation)
+ (assq type situation)))
+ '(nil invisible)))))
(setq situation (put-alist sym (if display
'visible
'invisible)
situation))
+ (when (and current-prefix-arg
+ (eq (cdr (assq sym situation)) 'visible))
+ (if (setq encoding (mime-view-read-encoding entity situation))
+ (setq situation (put-alist '*encoding encoding situation)))
+ (if (setq charset (mime-view-read-charset entity situation))
+ (setq situation (put-alist '*charset charset situation))))
(save-excursion
(let ((inhibit-read-only t))
(delete-region p-beg p-end)
(let ((r (assq (mime-preview-original-major-mode)
mime-preview-quitting-method-alist)))
(if r
- (funcall (cdr r))
- )))
+ (funcall (cdr r)))))
(defun mime-preview-kill-buffer ()
(interactive)
- (kill-buffer (current-buffer))
- )
+ (kill-buffer (current-buffer)))
;;; @ end
(provide 'mime-view)
-(let ((file mime-situation-examples-file))
- (if (file-readable-p file)
- (with-temp-buffer
- (insert-file-contents file)
- (setq mime-situation-examples-file-coding-system
- (static-cond
- ((boundp 'buffer-file-coding-system)
- (symbol-value 'buffer-file-coding-system))
- ((boundp 'file-coding-system)
- (symbol-value 'file-coding-system))
- (t nil)))
- (eval-buffer)
- ;; format check
- (condition-case nil
- (let ((i 0))
- (while (and (> (length mime-preview-situation-example-list)
- mime-preview-situation-example-list-max-size)
- (< i 16))
- (setq mime-preview-situation-example-list
- (mime-reduce-situation-examples
- mime-preview-situation-example-list))
- (setq i (1+ i))))
- (error (setq mime-preview-situation-example-list nil)))
- ;; (let ((rest mime-preview-situation-example-list))
- ;; (while rest
- ;; (ctree-set-calist-strictly 'mime-preview-condition
- ;; (caar rest))
- ;; (setq rest (cdr rest))))
- (condition-case nil
- (let ((i 0))
- (while (and (> (length mime-acting-situation-example-list)
- mime-acting-situation-example-list-max-size)
- (< i 16))
- (setq mime-acting-situation-example-list
- (mime-reduce-situation-examples
- mime-acting-situation-example-list))
- (setq i (1+ i))))
- (error (setq mime-acting-situation-example-list nil))))))
+(eval-when-compile
+ (setq mime-situation-examples-file nil)
+ ;; to avoid to read situation-examples-file at compile time.
+ )
+
+(mime-view-read-situation-examples-file)
;;; mime-view.el ends here
projects / elisp / semi.git / blobdiff