* wl-mime.el (toplevel): Require wl-vars.
[elisp/wanderlust.git] / wl / wl-mime.el
index 5dd9480..26a4052 100644 (file)
 
 ;;; Code:
 ;;
-
 (require 'mime-view)
 (require 'mime-edit)
 (require 'mime-play)
 (require 'elmo)
+(require 'wl-vars)
 
 (eval-when-compile
   (defalias-maybe 'pgg-decrypt-region 'ignore)
   (defalias-maybe 'pgg-display-output-buffer 'ignore)
   (defalias-maybe 'pgg-verify-region 'ignore))
 
-(defvar mime-edit-temp-message-buffer)
-
 ;;; Draft
 
 (defalias 'wl-draft-editor-mode 'mime-edit-mode)
@@ -68,12 +66,51 @@ has Non-nil value\)"
          (set-buffer message-buffer)
          (save-restriction
            (widen)
-           (if (wl-region-exists-p)
-               (wl-mime-preview-follow-current-region)
-             (mime-preview-follow-current-entity))))
+           (cond
+            ((wl-region-exists-p)
+             (wl-mime-preview-follow-current-region))
+            ((not (wl-message-mime-analysis-p
+                   (wl-message-buffer-display-type)))
+             (wl-mime-preview-follow-no-mime
+              (wl-message-buffer-display-type)))
+            (t
+             (mime-preview-follow-current-entity)))))
       (error "No message."))))
 
 ;; modified mime-preview-follow-current-entity from mime-view.el
+(defun wl-mime-preview-follow-no-mime (display-type)
+  "Write follow message to current message, without mime.
+It calls following-method selected from variable
+`mime-preview-following-method-alist'."
+  (interactive)
+  (let* ((mode (mime-preview-original-major-mode 'recursive))
+        (new-name (format "%s-no-mime" (buffer-name)))
+        new-buf min beg end
+        (entity (get-text-property (point-min) 'elmo-as-is-entity))
+        (the-buf (current-buffer))
+        fields)
+    (save-excursion
+      (goto-char (point-min))
+      (setq min (point-min)
+           beg (re-search-forward "^$" nil t)
+           end (point-max)))
+    (save-excursion
+      (set-buffer (setq new-buf (get-buffer-create new-name)))
+      (erase-buffer)
+      (insert-buffer-substring the-buf beg end)
+      (goto-char (point-min))
+      ;; Insert all headers.
+      (let ((elmo-mime-display-header-analysis
+            (wl-message-mime-analysis-p display-type 'header)))
+       (elmo-mime-insert-sorted-header entity))
+      (let ((f (cdr (assq mode mime-preview-following-method-alist))))
+       (if (functionp f)
+           (funcall f new-buf)
+         (message
+          "Sorry, following method for %s is not implemented yet."
+          mode))))))
+
+;; modified mime-preview-follow-current-entity from mime-view.el
 (defun wl-mime-preview-follow-current-region ()
   "Write follow message to current region.
 It calls following-method selected from variable
@@ -96,7 +133,8 @@ It calls following-method selected from variable
        (insert-buffer-substring the-buf r-beg r-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)))
@@ -109,8 +147,7 @@ It calls following-method selected from variable
                        (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
@@ -128,22 +165,62 @@ It calls following-method selected from variable
                                                   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
           "Sorry, following method for %s is not implemented yet."
-          mode)
-         ))
-      )))
+          mode))))))
 
 (defalias 'wl-draft-enclose-digest-region 'mime-edit-enclose-digest-region)
 
+(defun wl-draft-preview-attributes-list ()
+  (if (listp (car wl-draft-preview-attributes-list))
+      (elmo-uniq-list
+       (append (and (wl-message-mail-p)
+                   (cdr (assq 'mail wl-draft-preview-attributes-list)))
+              (and (wl-message-news-p)
+                   (cdr (assq 'news wl-draft-preview-attributes-list)))))
+    wl-draft-preview-attributes-list))
+
+(defun wl-draft-show-attributes-buffer (attribute-values)
+  (let* ((cur-win (selected-window))
+        (size (min
+               (- (window-height cur-win)
+                  window-min-height 1)
+               (- (window-height cur-win)
+                  (max
+                   window-min-height
+                   (1+ wl-draft-preview-attributes-buffer-lines))))))
+    (split-window cur-win (if (> size 0) size window-min-height))
+    (select-window (next-window))
+    (let ((pop-up-windows nil))
+      (switch-to-buffer (get-buffer-create
+                        wl-draft-preview-attributes-buffer-name)))
+    (with-current-buffer
+       (get-buffer wl-draft-preview-attributes-buffer-name)
+      (setq buffer-read-only t)
+      (let (buffer-read-only)
+       (erase-buffer)
+       (dolist (pair attribute-values)
+         (insert (capitalize (symbol-name (car pair))) ": "
+                 (format "%s" (or (cdr pair) ""))
+                 "\n"))
+       (goto-char (point-min))
+       (wl-highlight-headers)))
+    (select-window cur-win)))
+
+(defun wl-draft-hide-attributes-buffer ()
+  (let (window buffer)
+    (when (setq window (get-buffer-window
+                       wl-draft-preview-attributes-buffer-name))
+      (select-window window)
+      (delete-window))
+    (when (setq buffer (get-buffer wl-draft-preview-attributes-buffer-name))
+      (kill-buffer buffer))))
+
 (defun wl-draft-attribute-recipients ()
   (concat (mapconcat
           'identity
@@ -174,6 +251,36 @@ It calls following-method selected from variable
   (or wl-smtp-posting-port
       (progn (require 'smtp) smtp-service)))
 
+(defun wl-draft-attribute-newsgroups ()
+  (std11-field-body "Newsgroups"))
+
+(defun wl-draft-nntp-attribute (attribute &optional alternatives)
+  (let ((config (cdr (elmo-string-matched-assoc
+                     (std11-field-body "newsgroups")
+                     wl-nntp-posting-config-alist)))
+       entry)
+    (when (stringp config)
+      (setq config (list (cons 'server config))))
+    (if (setq entry (assq attribute config))
+       ;; maybe nil
+       (cdr entry)
+      (let (value)
+       (while alternatives
+         (if (setq value (symbol-value (car alternatives)))
+             (setq alternatives nil)
+           (setq alternatives (cdr alternatives))))
+       value))))
+
+(defun wl-draft-attribute-nntp-posting-server ()
+  (wl-draft-nntp-attribute
+   'server
+   '(wl-nntp-posting-server elmo-nntp-default-server)))
+
+(defun wl-draft-attribute-nntp-posting-port ()
+  (wl-draft-nntp-attribute
+   'point
+   '(wl-nntp-posting-port elmo-nntp-default-port)))
+
 (defun wl-draft-attribute-value (attr)
   (let ((name (symbol-name attr))
        fsymbol symbol)
@@ -189,7 +296,8 @@ It calls following-method selected from variable
 
 (defun wl-mime-quit-preview ()
   "Quitting method for mime-view."
-  (let* ((temp mime-edit-temp-message-buffer)
+  (let* ((temp (and (boundp 'mime-edit-temp-message-buffer) ;; for SEMI <= 1.14.6
+                   mime-edit-temp-message-buffer))
         (window (selected-window))
         buf)
     (mime-preview-kill-buffer)
@@ -202,7 +310,7 @@ It calls following-method selected from variable
 (defun wl-draft-preview-message ()
   "Preview editing message."
   (interactive)
-  (let* (attribute-list
+  (let* (attribute-values
         (orig-buffer (current-buffer))
         (current-point (point))
         (config-exec-flag wl-draft-config-exec-flag)
@@ -216,29 +324,30 @@ It calls following-method selected from variable
               (symbol-value 'mime-header-encode-method-alist))))
         mime-view-ignored-field-list   ; all header.
         (mime-edit-translate-buffer-hook
-         (append
-          (list
-           (lambda ()
-             (let ((wl-draft-config-exec-flag config-exec-flag)
-                   (wl-draft-parent-folder parent-folder)
-                   (copy-buffer (current-buffer)))
+         (cons
+          (lambda ()
+            (let ((wl-draft-config-exec-flag config-exec-flag)
+                  (wl-draft-parent-folder parent-folder)
+                  (copy-buffer (current-buffer)))
+              (wl-copy-local-variables
+               orig-buffer
+               copy-buffer
                (with-current-buffer orig-buffer
-                 (wl-copy-local-variables
-                  orig-buffer
-                  copy-buffer
-                  (append wl-draft-config-variables
-                          (wl-draft-clone-local-variables))))
-               (goto-char current-point)
-               (run-hooks 'wl-draft-send-hook)
-               (condition-case err
-                   (setq attribute-list
-                         (mapcar
-                          (lambda (attr)
-                            (cons attr (wl-draft-attribute-value attr)))
-                          wl-draft-preview-attributes-list))
-                 (error
-                  (kill-buffer (current-buffer))
-                  (signal (car err) (cdr err)))))))
+                 (append wl-draft-config-variables
+                         (wl-draft-clone-local-variables))))
+              (goto-char current-point)
+              (run-hooks 'wl-draft-send-hook)
+              (condition-case err
+                  (setq attribute-values
+                        (mapcar
+                         (lambda (attr)
+                           (cons attr (wl-draft-attribute-value attr)))
+                         (if wl-draft-preview-attributes
+                             (wl-draft-preview-attributes-list)
+                           '(recipients))))
+                (error
+                 (kill-buffer (current-buffer))
+                 (signal (car err) (cdr err))))))
           mime-edit-translate-buffer-hook)))
     (mime-edit-preview-message)
     (make-local-variable 'mime-preview-quitting-method-alist)
@@ -248,46 +357,13 @@ It calls following-method selected from variable
       (when wl-highlight-body-too
        (wl-highlight-body))
       (run-hooks 'wl-draft-preview-message-hook))
-    (make-local-variable 'kill-buffer-hook)
-    (add-hook 'kill-buffer-hook
-             (lambda ()
-               (when (get-buffer-window
-                      wl-draft-preview-attributes-buffer-name)
-                 (select-window (get-buffer-window
-                                 wl-draft-preview-attributes-buffer-name))
-                 (delete-window))
-               (when (get-buffer wl-draft-preview-attributes-buffer-name)
-                 (kill-buffer (get-buffer
-                               wl-draft-preview-attributes-buffer-name)))))
-    (if (not wl-draft-preview-attributes)
-       (message (concat "Recipients: "
-                        (cdr (assq 'recipients attribute-list))))
-      (ignore-errors ; in case when the window is too small
-       (let* ((cur-win (selected-window))
-              (size (min
-                     (- (window-height cur-win)
-                        window-min-height 1)
-                     (- (window-height cur-win)
-                        (max
-                         window-min-height
-                         (1+ wl-draft-preview-attributes-buffer-lines))))))
-         (split-window cur-win (if (> size 0) size window-min-height))
-         (select-window (next-window))
-         (let ((pop-up-windows nil))
-           (switch-to-buffer (get-buffer-create
-                              wl-draft-preview-attributes-buffer-name)))
-         (with-current-buffer
-             (get-buffer wl-draft-preview-attributes-buffer-name)
-           (setq buffer-read-only t)
-           (let (buffer-read-only)
-             (erase-buffer)
-             (dolist (pair attribute-list)
-               (insert (capitalize (symbol-name (car pair))) ": "
-                       (format "%s" (or (cdr pair) ""))
-                       "\n"))
-             (goto-char (point-min))
-             (wl-highlight-headers)))
-         (select-window cur-win))))))
+    (make-local-hook 'kill-buffer-hook)
+    (add-hook 'kill-buffer-hook #'wl-draft-hide-attributes-buffer nil t)
+    (if wl-draft-preview-attributes
+       (ignore-errors ; in case when the window is too small
+        (wl-draft-show-attributes-buffer attribute-values))
+      (message (concat "Recipients: "
+                      (cdr (assq 'recipients attribute-values)))))))
 
 (defalias 'wl-draft-caesar-region  'mule-caesar-region)
 
@@ -320,8 +396,6 @@ It calls following-method selected from variable
    (elmo-message-fetch (wl-folder-get-elmo-folder folder)
                       number
                       (elmo-make-fetch-strategy 'entire)
-                      nil
-                      (current-buffer)
                       'unread)
    (mime-parse-buffer nil)))
 
@@ -360,8 +434,9 @@ It calls following-method selected from variable
       (with-current-buffer orig-buf
        (unless (string-equal
                 (buffer-string)
-                (elmo-message-fetch folder number
-                                    (elmo-make-fetch-strategy 'entire)))
+                (elmo-message-fetch-string
+                 folder number
+                 (elmo-make-fetch-strategy 'entire)))
          (error "Buffer content differs from actual message")))
       (when (and (elmo-folder-writable-p folder)
                 (buffer-live-p orig-buf)
@@ -658,7 +733,7 @@ With ARG, ask destination folder."
     (mime-decrypt-application/pgp-encrypted entity situation)
     (setq wl-message-buffer-cur-summary-buffer summary-buffer)
     (setq wl-message-buffer-original-buffer original-buffer)))
-   
+
 
 ;;; Setup methods.
 (defun wl-mime-setup ()