'Return meta data or config data.'

def _getMeta(self):

    base_url = self.config['base_url'][0]
    end_url = self.config['end_url'][0]
    html_class = self.config['html_class'][0]
    if hasattr(self.md, 'Meta'):
        if self.md.Meta.has_key('wiki_base_url'):
            base_url = self.md.Meta['wiki_base_url'][0]
        if self.md.Meta.has_key('wiki_end_url'):
            end_url = self.md.Meta['wiki_end_url'][0]
        if self.md.Meta.has_key('wiki_html_class'):
            html_class = self.md.Meta['wiki_html_class'][0]
    return (base_url, end_url, html_class)
