include sitemap xml for all available languages of the web site.

bt5/erp5_web/SkinTemplateItem/portal_skins/erp5_web_widget_library/robots.txt.xml

@@ -37,11 +37,15 @@
             <value> <unicode encoding="cdata"><![CDATA[
 
 <tal:block tal:define="dummy python:context.REQUEST.RESPONSE.setHeader(\'Content-Type\', \'text/plain\');\n
-                       web_site python:context.getWebSiteValue()">\n
-<tal:block tal:condition="python:web_site is not None">\n
+                       web_site python:context.getWebSiteValue()"\n
+           tal:condition="python:web_site is not None">\n
 Sitemap: <tal:block tal:content="python:web_site.absolute_url()"/>/WebSite_viewSiteMapAsXML\n
-</tal:block>\n
-</tal:block>
+<tal:block tal:condition="web_site/isStaticLanguageSelection"\n
+           tal:repeat="language web_site/getAvailableLanguageList"\n
+           tal:define="default_language web_site/getDefaultAvailableLanguage">\n
+<tal:block tal:condition="python:language != default_language">\n
+Sitemap: <tal:block tal:content="python:web_site.absolute_url()"/>/<tal:block tal:content="language" />/WebSite_viewSiteMapAsXML\n
+</tal:block></tal:block></tal:block>
 
 ]]></unicode> </value>
         </item>