Re: [PATCH][ox-koma-letter] changed-in-buffer, subject, minor fixes

[Nicolas Goaziou <n.goaziou@gmail.com>]

Hello,

Rasmus <rasmus@gmx.us> writes:

> Would you give the attached patches a spin?  I think they work nicely;
> only the second patch is non-trivial.  Basically, one can ignore
> subject and title differences as now by setting
> org-koma-letter-prefer-subject to t and not use the SUBJECT keyword.
>
> I have set the default of -prefer-subject to nil per the discussion
> with Alan and Michael Strey.
>
> It should apply against master.

It looks good. Thank you.

A few minor remarks below.

> +(defcustom org-koma-letter-use-title t
> +  "Non-nil means use a title in the letter if present.
> +
> +See also `org-koma-letter-prefer-subject' for the handling of
> +title versus subject."
> +  :group 'org-export-koma-letter
> +  :type 'boolean)

You should also talk about the OPTIONS item, i.e., "title:nil", as in
other defcustoms.

> +(defcustom org-koma-letter-prefer-subject nil
> +  "Non-nil means title should be interpret as subject if subject is missing.
> +
> +This may be useful for older documents where the SUBJECT keyword
> +was not present."
> +    :group 'org-export-koma-letter
> +    :type 'boolean)

Ditto.

> -   ;; Subject
> -   (let ((with-subject (plist-get info :with-subject)))
> +   ;; Subject and title
> +   (let ((with-subject (plist-get info :with-subject))
> +	 (title-as-subject (plist-get info :with-title-as-subject))
> +	 (subject (org-string-nw-p (org-export-data (plist-get info :subject) info)))
> +	 (title (org-string-nw-p (org-export-data (plist-get info :title) info))))

`title-as-subject', `subject' and `title' belong to the `let' below, not
this one.

>       (when with-subject
>         (concat
>  	(unless (eq with-subject t)
>  	  (format "\\KOMAoption{subject}{%s}\n"
>  		  (if (symbolp with-subject) with-subject
>  		    (mapconcat #'symbol-name with-subject ","))))
> -	(let ((subject (org-export-data (plist-get info :title) info)))
> -	  (and (org-string-nw-p subject)
> -	       (format "\\setkomavar{subject}{%s}\n\n" subject))))))
> +	(let ((subject (if title-as-subject (or subject title) subject))
> +	      (title (if title-as-subject (and subject title) title)))
> +	  (concat
> +	   (and (org-string-nw-p subject)
> +		(format "\\setkomavar{subject}{%s}\n" subject))
> +	   (and (org-string-nw-p title)
> +		(format "\\setkomavar{title}{%s}\n" title))
> +	   (when (or (org-string-nw-p title) (org-string-nw-p subject)) "\n"))))))


Regards,

-- 
Nicolas Goaziou