emacs: support text/calendar mime type

[notmuch] / emacs / notmuch-show.el

diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
index 60fd21714573d834c92616c83ed4ab68d8bd2852..f35513b9a87c0ef3238e34590b8c76a839d9fa1d 100644 (file)
--- a/emacs/notmuch-show.el
+++ b/emacs/notmuch-show.el
@@ -126,6 +126,11 @@ indentation."
                 (const :tag "View interactively"
                        notmuch-show-interactively-view-part)))
 
                 (const :tag "View interactively"
                        notmuch-show-interactively-view-part)))
 

+(defcustom notmuch-show-only-matching-messages nil
+  "Only matching messages are shown by default."
+  :type 'boolean
+  :group 'notmuch-show)
+

 (defvar notmuch-show-thread-id nil)
 (make-variable-buffer-local 'notmuch-show-thread-id)
 (put 'notmuch-show-thread-id 'permanent-local t)
 (defvar notmuch-show-thread-id nil)
 (make-variable-buffer-local 'notmuch-show-thread-id)
 (put 'notmuch-show-thread-id 'permanent-local t)


@@ -724,7 +729,7 @@ current buffer, if possible."
        (run-hook-with-args 'notmuch-show-insert-text/plain-hook msg depth))))
   t)
 
        (run-hook-with-args 'notmuch-show-insert-text/plain-hook msg depth))))
   t)
 

-(defun notmuch-show-insert-part-text/x-vcalendar (msg part content-type nth depth declared-type)
+(defun notmuch-show-insert-part-text/calendar (msg part content-type nth depth declared-type)

   (notmuch-show-insert-part-header nth declared-type content-type (plist-get part :filename))
   (insert (with-temp-buffer
            (insert (notmuch-show-get-bodypart-content msg part nth))
   (notmuch-show-insert-part-header nth declared-type content-type (plist-get part :filename))
   (insert (with-temp-buffer
            (insert (notmuch-show-get-bodypart-content msg part nth))


@@ -742,6 +747,10 @@ current buffer, if possible."
              result)))
   t)
 
              result)))
   t)
 

+;; For backwards compatibility.
+(defun notmuch-show-insert-part-text/x-vcalendar (msg part content-type nth depth declared-type)
+  (notmuch-show-insert-part-text/calendar msg part content-type nth depth declared-type))
+

 (defun notmuch-show-insert-part-application/octet-stream (msg part content-type nth depth declared-type)
   ;; If we can deduce a MIME type from the filename of the attachment,
   ;; do so and pass it on to the handler for that type.
 (defun notmuch-show-insert-part-application/octet-stream (msg part content-type nth depth declared-type)
   ;; If we can deduce a MIME type from the filename of the attachment,
   ;; do so and pass it on to the handler for that type.


@@ -952,7 +961,7 @@ current buffer, if possible."
   (message (if notmuch-show-process-crypto
               "Processing cryptographic MIME parts."
             "Not processing cryptographic MIME parts."))
   (message (if notmuch-show-process-crypto
               "Processing cryptographic MIME parts."
             "Not processing cryptographic MIME parts."))

-  (notmuch-show-refresh-view))
+  (notmuch-show-refresh-view t))

 
 (defun notmuch-show-toggle-elide-non-matching ()
   "Toggle the display of non-matching messages."
 
 (defun notmuch-show-toggle-elide-non-matching ()
   "Toggle the display of non-matching messages."


@@ -961,7 +970,7 @@ current buffer, if possible."
   (message (if notmuch-show-elide-non-matching-messages
               "Showing matching messages only."
             "Showing all messages."))
   (message (if notmuch-show-elide-non-matching-messages
               "Showing matching messages only."
             "Showing all messages."))

-  (notmuch-show-refresh-view))
+  (notmuch-show-refresh-view t))

 
 (defun notmuch-show-toggle-thread-indentation ()
   "Toggle the indentation of threads."
 
 (defun notmuch-show-toggle-thread-indentation ()
   "Toggle the indentation of threads."


@@ -970,7 +979,7 @@ current buffer, if possible."
   (message (if notmuch-show-indent-content
               "Content is indented."
             "Content is not indented."))
   (message (if notmuch-show-indent-content
               "Content is indented."
             "Content is not indented."))

-  (notmuch-show-refresh-view))
+  (notmuch-show-refresh-view t))

 
 (defun notmuch-show-insert-tree (tree depth)
   "Insert the message tree TREE at depth DEPTH in the current thread."
 
 (defun notmuch-show-insert-tree (tree depth)
   "Insert the message tree TREE at depth DEPTH in the current thread."


@@ -1032,6 +1041,12 @@ function is used."
     ;; Set the default value for `notmuch-show-process-crypto' in this
     ;; buffer.
     (setq notmuch-show-process-crypto notmuch-crypto-process-mime)
     ;; Set the default value for `notmuch-show-process-crypto' in this
     ;; buffer.
     (setq notmuch-show-process-crypto notmuch-crypto-process-mime)

+    ;; Set the default value for
+    ;; `notmuch-show-elide-non-matching-messages' in this buffer. If
+    ;; there is a prefix argument, invert the default.
+    (setq notmuch-show-elide-non-matching-messages notmuch-show-only-matching-messages)
+    (if current-prefix-arg
+       (setq notmuch-show-elide-non-matching-messages (not notmuch-show-elide-non-matching-messages)))

 
     (setq notmuch-show-thread-id thread-id
          notmuch-show-parent-buffer parent-buffer
 
     (setq notmuch-show-thread-id thread-id
          notmuch-show-parent-buffer parent-buffer


@@ -1074,14 +1089,54 @@ function is used."
 
     (notmuch-show-mark-read)))
 
 
     (notmuch-show-mark-read)))
 

-(defun notmuch-show-refresh-view ()
+(defun notmuch-show-capture-state ()
+  "Capture the state of the current buffer.
+
+This includes:
+ - the list of open messages,
+ - the current message."
+  (list (notmuch-show-get-message-id) (notmuch-show-get-message-ids-for-open-messages)))
+
+(defun notmuch-show-apply-state (state)
+  "Apply STATE to the current buffer.
+
+This includes:
+ - opening the messages previously opened,
+ - closing all other messages,
+ - moving to the correct current message."
+  (let ((current (car state))
+       (open (cadr state)))
+
+    ;; Open those that were open.
+    (goto-char (point-min))
+    (loop do (notmuch-show-message-visible (notmuch-show-get-message-properties)
+                                          (member (notmuch-show-get-message-id) open))
+         until (not (notmuch-show-goto-message-next)))
+
+    ;; Go to the previously open message.
+    (goto-char (point-min))
+    (unless (loop if (string= current (notmuch-show-get-message-id))
+                 return t
+                 until (not (notmuch-show-goto-message-next)))
+      (goto-char (point-min))
+      (message "Previously current message not found."))
+    (notmuch-show-message-adjust)))
+
+(defun notmuch-show-refresh-view (&optional retain-state)

   "Refresh the current view.
 
   "Refresh the current view.
 

-Refreshes the current view, observing changes in cryptographic preferences."
-  (interactive)
-  (let ((inhibit-read-only t))
-    (erase-buffer))
-  (notmuch-show-worker))
+Refreshes the current view, observing changes in display
+preferences. If RETAIN-STATE is non-nil then the state of the
+buffer is stored and re-applied after the refresh."
+  (interactive "P")
+  (let ((inhibit-read-only t)
+       state)
+    (if retain-state
+       (setq state (notmuch-show-capture-state)))
+    (erase-buffer)
+    (notmuch-show-worker)
+    (if state
+       (notmuch-show-apply-state state))))

 
 (defvar notmuch-show-stash-map
   (let ((map (make-sparse-keymap)))
 
 (defvar notmuch-show-stash-map
   (let ((map (make-sparse-keymap)))


@@ -1137,6 +1192,7 @@ Refreshes the current view, observing changes in cryptographic preferences."
        (define-key map "!" 'notmuch-show-toggle-elide-non-matching)
        (define-key map "$" 'notmuch-show-toggle-process-crypto)
        (define-key map "<" 'notmuch-show-toggle-thread-indentation)
        (define-key map "!" 'notmuch-show-toggle-elide-non-matching)
        (define-key map "$" 'notmuch-show-toggle-process-crypto)
        (define-key map "<" 'notmuch-show-toggle-thread-indentation)

+       (define-key map "t" 'toggle-truncate-lines)

        map)
       "Keymap for \"notmuch show\" buffers.")
 (fset 'notmuch-show-mode-map notmuch-show-mode-map)
        map)
       "Keymap for \"notmuch show\" buffers.")
 (fset 'notmuch-show-mode-map notmuch-show-mode-map)


@@ -1638,32 +1694,12 @@ argument, hide all of the messages."
   (interactive)
   (backward-button 1))
 
   (interactive)
   (backward-button 1))
 

-(defun notmuch-show-tag-thread-internal (tag &optional remove)
-  "Add tag to the current set of messages.
-
-If the remove switch is given, tags will be removed instead of
-added."
-  (goto-char (point-min))
-  (let ((op (if remove "-" "+")))
-    (loop do (notmuch-show-tag-message (concat op tag))
-         until (not (notmuch-show-goto-message-next)))))
-
-(defun notmuch-show-add-tag-thread (tag)
-  "Add tag to all messages in the current thread."
-  (interactive)
-  (notmuch-show-tag-thread-internal tag))
-
-(defun notmuch-show-remove-tag-thread (tag)
-  "Remove tag from all messages in the current thread."
-  (interactive)
-  (notmuch-show-tag-thread-internal tag t))
-

 (defun notmuch-show-next-thread (&optional show-next)
   "Move to the next item in the search results, if any."
   (interactive "P")
   (let ((parent-buffer notmuch-show-parent-buffer))
     (notmuch-kill-this-buffer)
 (defun notmuch-show-next-thread (&optional show-next)
   "Move to the next item in the search results, if any."
   (interactive "P")
   (let ((parent-buffer notmuch-show-parent-buffer))
     (notmuch-kill-this-buffer)

-    (when parent-buffer
+    (when (buffer-live-p parent-buffer)

       (switch-to-buffer parent-buffer)
       (notmuch-search-next-thread)
       (if show-next
       (switch-to-buffer parent-buffer)
       (notmuch-search-next-thread)
       (if show-next


@@ -1685,9 +1721,8 @@ being delivered to the same thread. It does not archive the
 entire thread, but only the messages shown in the current
 buffer."
   (interactive "P")
 entire thread, but only the messages shown in the current
 buffer."
   (interactive "P")

-  (if unarchive
-      (notmuch-show-add-tag-thread "inbox")
-    (notmuch-show-remove-tag-thread "inbox")))
+  (let ((op (if unarchive "+" "-")))
+    (notmuch-show-tag-all (concat op "inbox"))))

 
 (defun notmuch-show-archive-thread-then-next ()
   "Archive each message in thread, then show next thread from search."
 
 (defun notmuch-show-archive-thread-then-next ()
   "Archive each message in thread, then show next thread from search."