From: Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
To: Jani Nikula <jani@nikula.org>, notmuch@notmuchmail.org
Subject: Re: [PATCH] emacs: create patch filename from subject for inline
	patch fake parts
In-Reply-To: <87aa6nxb3o.fsf@nikula.org>
References: <1321657368-13872-1-git-send-email-jani@nikula.org>
	<87aa6nxb3o.fsf@nikula.org>
User-Agent: Notmuch/0.10.2+96~g74e5ae5 (http://notmuchmail.org) Emacs/23.3.1
	(x86_64-pc-linux-gnu)
Date: Wed, 21 Dec 2011 00:11:55 +0400
Message-ID: <87mxanvw8k.fsf@gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Precedence: list

Hi Jani.

On Tue, 20 Dec 2011 22:05:31 +0200, Jani Nikula <jani@nikula.org> wrote:
> 
> Shameless promotion of own patches... I suppose not many use the
> notmuch-wash-convert-inline-patch-to-part option, but with this patch
> I've actually started to like it better. An actual patch name from
> subject instead of "inline patch".
> 
> As I said, the lisp is less than perfect here, but this is still better
> than what's existing.
> 
> Any comments?
> 

I do not use the option but the patch sounds useful to me.  I would try
to review it soon.

I think a simple test would be useful here BTW.

Regards,
  Dmitry

> 
> BR,
> Jani.
> 
> 
> On Sat, 19 Nov 2011 01:02:48 +0200, Jani Nikula <jani@nikula.org> wrote:
> > Use the mail subject line for creating a descriptive filename for the wash
> > generated inline patch fake parts. The names are similar to the ones
> > created by 'git format-patch', just without the leading numbers.
> > 
> > Signed-off-by: Jani Nikula <jani@nikula.org>
> > 
> > ---
> > 
> > I know notmuch-subject-to-patch-filename is totally un-lispy. Suggestions
> > welcome on how to make it lispy and keep it somewhat readable.
> > 
> > If we later want to have a '>' counterpart to '|' to save messages to files
> > rather than pipe, then this could be generalized and re-used for creating
> > the suggested filename for that.
> > 
> > I don't even use the notmuch-wash-convert-inline-patch-to-part option that
> > much, but having it suggest "inline patch" as filename is just ugly...
> > ---
> >  emacs/notmuch-wash.el |   16 +++++++++++++++-
> >  1 files changed, 15 insertions(+), 1 deletions(-)
> > 
> > diff --git a/emacs/notmuch-wash.el b/emacs/notmuch-wash.el
> > index 1f420b2..755d64a 100644
> > --- a/emacs/notmuch-wash.el
> > +++ b/emacs/notmuch-wash.el
> > @@ -290,6 +290,17 @@ When doing so, maintaining citation leaders in the wrapped text."
> >  
> >  (defvar diff-file-header-re) ; From `diff-mode.el'.
> >  
> > +(defun notmuch-subject-to-patch-filename (str)
> > +  "Convert a typical patch mail subject line into a suitable filename."
> > +  (let ((s str))
> > +    (setq s (replace-regexp-in-string "^ *\\(\\[[^]]*\\]\\)? *" "" s))
> > +    (setq s (replace-regexp-in-string "[. ]*$" "" s))
> > +    (setq s (replace-regexp-in-string "[^A-Za-z0-9._-]+" "-" s))
> > +    (setq s (replace-regexp-in-string "\\.+" "." s))
> > +    (when (> (length s) 52)
> > +      (setq s (substring s 0 52)))
> > +    (concat s ".patch")))
> > +
> >  (defun notmuch-wash-convert-inline-patch-to-part (msg depth)
> >    "Convert an inline patch into a fake 'text/x-diff' attachment.
> >  
> > @@ -316,7 +327,10 @@ for error."
> >  	    (setq part (plist-put part :content-type "text/x-diff"))
> >  	    (setq part (plist-put part :content (buffer-string)))
> >  	    (setq part (plist-put part :id -1))
> > -	    (setq part (plist-put part :filename "inline patch"))
> > +	    (setq part (plist-put part :filename
> > +				  (notmuch-subject-to-patch-filename
> > +				   (plist-get
> > +				    (plist-get msg :headers) :Subject))))
> >  	    (delete-region (point-min) (point-max))
> >  	    (notmuch-show-insert-bodypart nil part depth))))))
> >  
> > -- 
> > 1.7.5.4
> > 
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