Re: [PATCH v2 10/13] emacs: use message ids instead of thread id in `notmuch-show-operate-all'

Subject: Re: [PATCH v2 10/13] emacs: use message ids instead of thread id in `notmuch-show-operate-all'

Date: Sun, 29 Jan 2012 23:57:09 -0500

To: Dmitry Kurochkin

Cc: notmuch@notmuchmail.org

From: Austin Clements


Quoth Dmitry Kurochkin on Jan 30 at  6:26 am:
> Before the change, `notmuch-show-operate-all' used thread id for

notmuch-show-tag-all?

> "notmuch tag" search.  This could result in tagging unexpected
> messages that were added to the thread after the notmuch-show buffer
> was created.  The patch changes `notmuch-show-operate-all' to use ids
> of shown messages to fix this.
> ---

If you move this patch before the one that introduces
notmuch-show-tag-all, you could do it this way from the beginning.

>  emacs/notmuch-show.el |   23 ++++++++++++++++++++++-
>  1 files changed, 22 insertions(+), 1 deletions(-)
> 
> diff --git a/emacs/notmuch-show.el b/emacs/notmuch-show.el
> index 0d90c1e..b115a8f 100644
> --- a/emacs/notmuch-show.el
> +++ b/emacs/notmuch-show.el
> @@ -1170,6 +1170,15 @@ All currently available key bindings:
>      (notmuch-show-move-to-message-top)
>      t))
>  
> +(defun notmuch-show-mapc (function)
> +  "Iterate through all messages in the current thread with
> +`notmuch-show-goto-message-next' and call FUNCTION for side
> +effects."
> +  (save-excursion
> +    (goto-char (point-min))
> +    (loop do (funcall function)
> +	  while (notmuch-show-goto-message-next))))
> +
>  ;; Functions relating to the visibility of messages and their
>  ;; components.
>  
> @@ -1222,6 +1231,18 @@ Some useful entries are:
>    "Return the message id of the current message."
>    (concat "id:\"" (notmuch-show-get-prop :id) "\""))
>  
> +(defun notmuch-show-get-messages-ids ()
> +  "Return all message ids of messages in the current thread."
> +  (let ((message-ids))
> +    (notmuch-show-mapc
> +     (lambda () (push (notmuch-show-get-message-id) message-ids)))
> +    message-ids))
> +
> +(defun notmuch-show-get-messages-ids-search ()
> +  "Return a search string for all message ids of messages in the
> +current thread."
> +  (mapconcat 'identity (notmuch-show-get-messages-ids) " or "))
> +
>  ;; dme: Would it make sense to use a macro for many of these?
>  
>  (defun notmuch-show-get-filename ()
> @@ -1494,7 +1515,7 @@ TAG-CHANGES is a list of tag operations for `notmuch-tag'."
>  
>  TAG-CHANGES is a list of tag operations for `notmuch-tag'."
>    (interactive (notmuch-read-tag-changes nil notmuch-show-thread-id))
> -  (apply 'notmuch-tag notmuch-show-thread-id tag-changes)
> +  (apply 'notmuch-tag (notmuch-show-get-messages-ids-search) tag-changes)
>    (save-excursion
>      (goto-char (point-min))
>      (loop do (let* ((current-tags (notmuch-show-get-tags))

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