(mime-method-to-display-caesar): Delete code to avoid problem of
[elisp/semi.git] / mime-play.el
index 1dbd288..e40578c 100644 (file)
 (require 'alist)
 (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)
+
+(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-string "\n\n")
+         (insert ";;; Code:\n\n")
+         (pp `(setq mime-acting-situation-examples
+                    ',mime-acting-situation-examples)
+             (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)
+
   
 ;;; @ content decoder
 ;;;
@@ -56,6 +88,38 @@ If MODE is specified, play as it.  Default MODE is \"play\"."
            (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)
+                          (major-mode . 4)))
+                 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 6)
+               )
+             (if (symbolp b-t)
+                 (let ((ret (assq b-t order)))
+                   (if ret
+                       (setq b-order (cdr ret))
+                     (setq b-order 5)
+                     ))
+               (setq b-order 6)
+               )
+             (if (= a-order b-order)
+                 (string< (format "%s" a-t)(format "%s" b-t))
+               (< a-order b-order))
+             )))
+  )
+
 (defun mime-raw-play-entity (entity-info &optional mode)
   "Play entity specified by ENTITY-INFO.
 It decodes the entity to call internal or external method.  The method
@@ -63,58 +127,105 @@ 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-info))
        (end (mime-entity-point-max entity-info))
-       (c-type (mime-entity-media-type entity-info))
-       (c-subtype (mime-entity-media-subtype entity-info))
-       (params (mime-entity-parameters entity-info))
-       (encoding (mime-entity-encoding entity-info))
-       )
-    (or c-type
-       (setq c-type 'text
-             c-subtype 'plain))
-    ;; Check for VM
-    (if (< beg (point-min))
-       (setq beg (point-min))
-      )
-    (if (< (point-max) end)
-       (setq end (point-max))
-      )
+       (content-type (mime-entity-content-type entity-info))
+       (encoding (mime-entity-encoding entity-info)))
+    (or content-type
+       (setq content-type (make-mime-content-type 'text 'plain)))
     (let (method cal ret)
-      (setq cal (list* (cons 'type c-type)
-                      (cons 'subtype c-subtype)
+      (setq cal (list* (cons 'major-mode major-mode)
                       (cons 'encoding encoding)
-                      (cons 'major-mode major-mode)
-                      params))
+                      content-type))
       (if mode
          (setq cal (cons (cons 'mode mode) cal))
        )
-      (setq ret (mime/get-content-decoding-alist 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 (ctree-find-calist mime-acting-condition ret
+                                  mime-view-find-every-acting-situation)
+               (ctree-find-calist mime-acting-condition cal
+                                  mime-view-find-every-acting-situation)
+               ))
+      (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 beg end 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-type/subtype-string c-type c-subtype))
-            ))
-      )
-    ))
+             (mime-type/subtype-string
+              (mime-content-type-primary-type content-type)
+              (mime-content-type-subtype content-type))
+             )))
+      )))
 
 
-;;; @ method selector
+;;; @ external decoder
 ;;;
 
-(defun mime/get-content-decoding-alist (al)
-  (get-unified-alist mime-acting-condition al)
-  )
+(defvar mime-mailcap-method-filename-alist nil)
 
+(defun mime-activate-mailcap-method (start end 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)
+       ))))
 
-;;; @ external decoder
-;;;
+(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)))
 
 (defun mime-activate-external-method (beg end cal)
   (save-excursion
@@ -228,11 +339,16 @@ window.")
   (concat (regexp-* mime-view-file-name-char-regexp)
          "\\(\\." mime-view-file-name-char-regexp "+\\)*"))
 
-(defun mime-raw-get-original-filename (param &optional encoding)
-  (or (mime-raw-get-uu-filename param encoding)
+(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/Content-Disposition))
-                        (setq ret (assoc "filename" (cdr 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))
@@ -268,16 +384,18 @@ window.")
         (filename
           (if (and name (not (string-equal name "")))
              (expand-file-name name
-                               (call-interactively
-                                (function
-                                 (lambda (dir)
-                                   (interactive "DDirectory: ")
-                                   dir))))
-           (call-interactively
-            (function
-             (lambda (file)
-               (interactive "FFilename: ")
-               (expand-file-name file))))))
+                               (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))
@@ -306,9 +424,9 @@ It is registered to variable `mime-preview-quitting-method-alist'."
   (let* ((cnum (mime-raw-point-to-entity-number beg))
         (new-name (format "%s-%s" (buffer-name) cnum))
         (mother mime-preview-buffer)
-        (text-decoder
-         (cdr (or (assq major-mode mime-text-decoder-alist)
-                  (assq t mime-text-decoder-alist))))
+        (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)
@@ -319,7 +437,7 @@ It is registered to variable `mime-preview-quitting-method-alist'."
        (delete-region (point-min) (match-end 0))
       )
     (setq major-mode 'mime-show-message-mode)
-    (setq mime-text-decoder text-decoder)
+    (setq mime-raw-representation-type representation-type)
     (mime-view-mode mother)
     ))
 
@@ -331,15 +449,17 @@ It is registered to variable `mime-preview-quitting-method-alist'."
   "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-buffer-coding-system-alist' to choose coding-system
-to write."
-  (let ((coding-system-for-write
-        (cdr
-         (or (assq major-mode mime-raw-buffer-coding-system-alist)
-             (assq t mime-raw-buffer-coding-system-alist)
-             ))))
-    (write-region start end filename)
-    ))
+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 (beg end cal)
   (goto-char beg)
@@ -461,7 +581,7 @@ to write."
 ;;;
 
 (defvar mime-raw-dired-function
-  (if mime/use-multi-frame
+  (if (and (>= emacs-major-version 19) window-system)
       (function dired-other-frame)
     (function mime-raw-dired-function-for-one-frame)
     ))
@@ -492,34 +612,20 @@ to write."
 
 (defun mime-method-to-display-caesar (start end cal)
   "Internal method for mime-view to display ROT13-47-48 message."
-  (let* ((cnum (mime-raw-point-to-entity-number start))
-        (new-name (format "%s-%s" (buffer-name) cnum))
-        (the-buf (current-buffer))
-        (mother mime-preview-buffer)
-        (charset (cdr (assoc "charset" cal)))
-        (encoding (cdr (assq 'encoding cal)))
-        (mode major-mode)
-        )
+  (let* ((entity (mime-raw-find-entity-from-point start))
+        (new-name (format "%s-%s" (buffer-name)
+                          (reverse (mime-entity-node-id entity))))
+        (mother mime-preview-buffer))
     (let ((pwin (or (get-buffer-window mother)
                    (get-largest-window)))
-         (buf (get-buffer-create new-name))
-         )
+         (buf (get-buffer-create new-name)))
       (set-window-buffer pwin buf)
       (set-buffer buf)
       (select-window pwin)
       )
     (setq buffer-read-only nil)
     (erase-buffer)
-    (insert-buffer-substring the-buf start end)
-    (goto-char (point-min))
-    (if (re-search-forward "^\n" nil t)
-       (delete-region (point-min) (match-end 0))
-      )
-    (let ((m (cdr (or (assq mode mime-text-decoder-alist)
-                     (assq t mime-text-decoder-alist)))))
-      (and (functionp m)
-          (funcall m charset encoding)
-          ))
+    (mime-text-insert-decoded-body entity)
     (mule-caesar-region (point-min) (point-max))
     (set-buffer-modified-p nil)
     (set-buffer mother)
@@ -532,4 +638,19 @@ to write."
 
 (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
+           (or (eq (car mime-acting-situation-examples) 'type)
+               (setq mime-acting-situation-examples nil))
+           )
+       (kill-buffer buffer))))
+
 ;;; mime-play.el ends here