X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=mime-play.el;h=11f904b112e82491ff8477706c4fa4da96f63b51;hb=cc0a722ec13e11cd7aa00db6929cb2505d1c9556;hp=344b9da0ec6f1f587e24f53d77315cf788c04e4c;hpb=536d5c7b4ffecc9615ac819cd71581add2d1acfd;p=elisp%2Fsemi.git diff --git a/mime-play.el b/mime-play.el index 344b9da..11f904b 100644 --- a/mime-play.el +++ b/mime-play.el @@ -31,13 +31,14 @@ (require 'filename) (eval-when-compile - (require 'mime-text) (condition-case nil (require 'bbdb) (error (defvar bbdb-buffer-name nil))) ) -(defvar mime-acting-situation-examples 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) @@ -49,10 +50,10 @@ (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-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) @@ -62,25 +63,74 @@ (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 (list "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) @@ -121,17 +171,39 @@ If MODE is specified, play as it. Default MODE is \"play\"." ))) ) -(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 situation) +(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 @@ -142,21 +214,66 @@ specified, play as it. Default MODE is \"play\"." (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 - (or (ctree-match-calist mime-acting-situation-examples situation) - (ctree-match-calist-partially mime-acting-situation-examples - situation) - situation)) - (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 situation - mime-view-find-every-acting-situation) - 'method) - )) + (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 0) + 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" @@ -168,7 +285,7 @@ specified, play as it. Default MODE is \"play\"." situation))) ret))) (setq ret (mime-sort-situation ret)) - (ctree-set-calist-strictly 'mime-acting-situation-examples ret) + (add-to-list 'mime-acting-situation-example-list (cons ret 0)) ) (t (setq ret (car ret)) @@ -206,13 +323,12 @@ specified, play as it. Default MODE is \"play\"." (let ((method (cdr (assoc 'method situation))) (name (mime-entity-safe-filename entity))) (setq name - (if name - (expand-file-name name mime-temp-directory) + (if (and name (not (string= name ""))) + (expand-file-name name temporary-file-directory) (make-temp-name - (expand-file-name "EMI" mime-temp-directory)) + (expand-file-name "EMI" temporary-file-directory)) )) - (mime-write-decoded-region (mime-entity-body-start entity) end - name (cdr (assq 'encoding situation))) + (mime-write-entity-content entity name) (message "External method is starting...") (let ((process (let ((command @@ -235,7 +351,8 @@ specified, play as it. Default MODE is \"play\"." (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 @@ -253,23 +370,22 @@ window.") "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 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) + ))) ) - (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 @@ -338,51 +454,54 @@ window.") ;;; @ file detection ;;; -(defvar mime-file-content-type-alist - '(("JPEG" image jpeg) - ("GIF" image gif) +(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 (looking-at (car cell)) - (setq type (nth 1 cell) - subtype (nth 2 cell)) - ))) - (setq rest (cdr rest)))))) - (if type - (mime-raw-play-entity - entity "play" - (put-alist 'type type - (put-alist 'subtype subtype - (mime-entity-situation entity)))) - )) - ))) + (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 @@ -424,7 +543,7 @@ It is registered to variable `mime-preview-quitting-method-alist'." (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))) @@ -450,7 +569,7 @@ It is registered to variable `mime-preview-quitting-method-alist'." (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 @@ -520,11 +639,10 @@ It is registered to variable `mime-preview-quitting-method-alist'." )) (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))) @@ -586,7 +704,7 @@ It is registered to variable `mime-preview-quitting-method-alist'." ) (setq buffer-read-only nil) (erase-buffer) - (mime-text-insert-decoded-body entity) + (mime-insert-text-content entity) (mule-caesar-region (point-min) (point-max)) (set-buffer-modified-p nil) (set-buffer mother) @@ -609,8 +727,15 @@ It is registered to variable `mime-preview-quitting-method-alist'." (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))))