Re: Re: Fully featured Web publishing

[Carsten Dominik <carsten.dominik@gmail.com>]

Hi Tomas,

if you have or will sign a copyright assignment, I'd be happy to accept
a patch to this effect.

- Carsten

On Apr 18, 2009, at 11:23 AM, Tomas Hlavaty wrote:

> Hi all,
>
> thanks for the excelent org-mode;-)
>
>> Automatical computing of navigations is not possible (yet).
>
> There is a way of achieving this:
>
> 1. define and use function my-org-publish-org-to-html which determines
>   what directory level we are on and then calls the original
>   org-publish-org-to-html function
>
> 2. define and use my-org-preamble which inserts the preamble based on
>   the directory level computed above
>
> 3. patch org-export-as-html so that the config parameters :style and
>   :preamble can be functions as well as strings.
>
> Here is rough code.
>
> Configuration:
>
>         :publishing-function my-org-publish-org-to-html
>         :style my-org-style
>         :preamble my-org-preamble
>
> The "user" code:
>
> (defun my-org-publish-org-to-html (plist filename pubdir)
>  (let* ((dir (file-name-as-directory
>               (file-truename (plist-get plist :base-directory))))
>         (fname (file-truename filename))
>         (rel (substring fname (length dir)))
>         (*org-publish-level*
>            (loop for x in (split-string rel "")
>               count (and (stringp x) (string= "/" x)))))
>    (org-publish-org-to-html plist filename pubdir)))
>
> (defun my-org-preamble ()
>  (let ((pre (apply 'concat
>                (loop for i from 1 upto *org-publish-level* collect  
> "../"))))
>    (insert "
> <div id=\"menu\">
> <a href=\"" pre "index.html\">Home</a>
> | <a href=\"" pre "sw/index.html\">Software</a>
> | <a href=\"" pre "blog/index.html\">Blog</a>
> | <a href=\"" pre "contact.html\">Contact</a>
> | <a href=\"" pre "sitemap.html\">Site Map</a>
> </div>
> <div>
> ")))
>
> (defun my-org-style ()
>  (let ((pre (apply 'concat
>                (loop for i from 1 upto *org-publish-level* collect  
> "../"))))
>    (concat "
> <link rel=\"stylesheet\" href=\"" pre "style.css\" type=\"text/css\"/>
> <link rel=\"icon\" href=\"" pre "favicon.ico\" type=\"image/x-icon\"/>
> <link rel=\"shortcut icon\" href=\"" pre "favicon.ico\" type=\"image/ 
> x-icon\"/>")))
>
> The "patched" code in org-export-as-html:
>
> @@ -465,7 +465,12 @@ PUB-DIR is set, use this as the publishing  
> directory."
> 			       (org-infile-export-plist))))
> 	 (style (concat (if (plist-get opt-plist :style-include-default)
> 			    org-export-html-style-default)
> -			(plist-get opt-plist :style)
> +            ;;; THL Changed !!!
> +			(let ((s (plist-get opt-plist :style)))
> +              (cond
> +               ((and s (stringp s)) s)
> +               (s (funcall s))))
> +            ;;;(plist-get opt-plist :style)
> 			(plist-get opt-plist :style-extra)
> 			"\n"
> 			(if (plist-get opt-plist :style-include-scripts)
> @@ -664,7 +669,12 @@ lang=\"%s\" xml:lang=\"%s\">
> 		 date author description keywords
> 		 style))
>
> -	(insert (or (plist-get opt-plist :preamble) ""))
> +    ;; THL Changed !!!
> +    (let ((preamble (plist-get opt-plist :preamble)))
> +      (cond
> +       ((and preamble (stringp preamble)) (insert preamble))
> +       (preamble (funcall preamble))))
> +	;;(insert (or (plist-get opt-plist :preamble) ""))
>
> 	(when (plist-get opt-plist :auto-preamble)
> 	  (if title (insert (format org-export-html-title-format
>
> I think that in general, the org-mode configuration
> (org-publish-project-alist) would be more flexible/user programable if
> the config parameters could also be functions (i.e. not limited to
> strings only).  Any ideas whether and how to improve and make the
> above functionality available in the official release?
>
> Thank you,
>
> Tomas
>
>
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