Re: [Orgmode] Re: wrong-type-argument when publishing to HTML

[Carsten Dominik]

On Sep 3, 2009, at 10:11 AM, Sébastien Vauban wrote:

> Hi Carsten,
>
> Carsten Dominik wrote:
> > On Sep 2, 2009, at 1:44 PM, Sébastien Vauban wrote:
> >
> > > A colleague of mine gets the error `(wrong-type-argument stringp  
> > > nil)' when
> > > executing the command (from a script, under Ubuntu and Emacs  
> > > 22.2.1 with
> > > Org-mode 6.29c):
> > >
> > > --8<---------------cut here---------------start------------->8---
> > > emacs --batch \
> > >         --load ./Org2HTML.el \
> > >         --visit=agile-software-development.org \
> > >         --funcall org-publish-current-file
> > > --8<---------------cut here---------------end--------------->8---
> > >
> > > The detailed result is:
> > >
> > > --8<---------------cut here---------------start------------->8---
> > > [...]
> > > Publishing file /home/llg/devel/Internet/source/agile-software-
> > > development.org using `org-publish-org-to-html'
> > > Exporting...
> > > Warning: defvar ignored because description is let-bound
> > > Exporting...
> > > Exporting...
> > > Debugger entered--Lisp error: (wrong-type-argument stringp nil)
> > > string-match(nil "")
> > > (while (string-match org-maybe-keyword-time-regexp s) (or b (setq  
> > > b ...))
> > > (setq r (concat r ... " @<span class=\"timestamp-wrapper  
> > > \">" ... ...
> > > "@</span>") s (substring s ...)))
> > > (let (r b) (while (string-match org-maybe-keyword-time-regexp s)  
> > > (or b ...)
> > > (setq r ... s ...)) (if (not r) s (setq r ...)  (unless ... ...) r))
> > > (catch (quote exit) (let (r b) (while ... ... ...) (if ...  
> > > s ... ... r)))
> > > org-html-handle-time-stamps("")
> > > (setq line (org-html-handle-time-stamps line))
> > > (catch (quote nextline) (when (and inquote ...) (insert "</pre>\n")
> > > [...]
> > > --8<---------------cut here---------------end--------------->8---
> > >
> > > I tried to understand what could be wrong, but don't see anything  
> > > special
> > > with the time-stamps.
> > >
> > > Here is the contents of Org2HTML.el:
> > >
> > > --8<---------------cut here---------------start------------->8---
> > > ;; Org-mode
> > > (require 'org)
> > >
> > > ;; publish related Org-mode files as a website
> > > (require 'org-publish)
> > >
> > > ;; association list to control publishing behavior
> > > (setq org-publish-project-alist
> > >     '(("Project"
> > >        :base-directory "./"
> > >        :recursive t
> > >        :publishing-directory "../public_html/"
> > >        :base-extension "org"
> > >        :publishing-function org-publish-org-to-html
> > >        :section-numbers nil
> > >        :table-of-contents nil
> > >        :author-info nil
> > >        :creator-info nil
> > >        :style-include-default nil
> > >        :style "<link rel=\"stylesheet\" type=\"text/css\" href=
> > >                                              \"assets/css/ 
> > > common.css\"/>"
> > >        :timestamp nil
> > >        [...]
> > >        :auto-preamble nil
> > >        :auto-postamble nil
> > >        :auto-index t                  ; Generate index.org  
> > > automagically...
> > >        :index-filename "sitemap.org"  ; ... call it sitemap.org ...
> > >        :index-title "Sitemap"         ; ... with title 'Sitemap'.
> > >        )))
> > > --8<---------------cut here---------------end--------------->8---
> >
> > This looks to me as if the the file being published is not in org- 
> > mode. So
> > my first guess would be that Org2HTML.el misses the following line:
> >
> > (add-to-list 'auto-mode-alist '("\\.org\\'" . org-mode))
> >
> > Remember that --batch processing implies -q, i.e. the .emacs file  
> > will not
> > be evalated.
>
> I knew that, but I thought that
>
> --8<---------------cut here---------------start------------->8---
> ;; Org-mode
> (require 'org)
> --8<---------------cut here---------------end--------------->8---
>
> would add the association `.org' in `auto-mode-alist' on its own.

No, this is, I think, against Emacs conventions, because
it would overrule user setup - some people might want to
use .org for a different purpose.

In Emacs 23, the default value for auto-mode-alist contains the
regexp for org-mode, but I guess you are not running 23 in this case.

> Anyway, adding the above `add-to-list' line (just after the `require  
> org')
> solved the problem of my colleague. Thanks.

You are welcome.

- Carsten