> On 30 Jun 2016, at 18:53, Alina Kupgisch <alina.kupgi...@sourcepark.de> wrote:
> 
> Hi Vincent,
> 
> thanks for your quick answer. I already tried setting the numbers by css, but 
> that causes an "ValidationException: Invalid property encountered on 
> "fo:block": counter-reset" (see below). Do you have another idea or more 
> links where this is described?

The only link that comes to mind is 
https://xmlgraphics.apache.org/fop/compliance.html which mentions which fo 
properties are supported by FOP which is the lib we use.

Thanks
-Vincent

> _*Css:*_
> body {counter-reset: section}
> h2 {counter-reset: sub-section}
> h3 {counter-reset: composite}
> h4 {counter-reset: detail}
> 
> h2:before {
>    counter-increment: section;
>    content: counter(section) " ";
> }
> 
> h3:before {
>    counter-increment: sub-section;
>    content: counter(section) "." counter(sub-section) " ";
> }
> 
> h4:before {
>    counter-increment: composite;
>    content: counter(section) "." counter(sub-section) "." counter(composite) 
> " ";
> }
> 
> h5:before {
>    counter-increment: detail;
>    content: counter(section) "." counter(sub-section) "." counter(composite) 
> "." counter(detail) " ";
> }
> 
> 
> *_Result:_*
> Error number 11015 in 11: Exception while exporting
>    com.xpn.xwiki.XWikiException: Error number 11015 in 11: Exception while 
> exporting
> [...]
> Caused by: javax.xml.transform.TransformerException: 
> org.apache.fop.fo.ValidationException: Invalid property encountered on 
> "fo:block": counter-reset (Siehe Position 32:56529)
>    at 
> org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:502)
>    at com.xpn.xwiki.pdf.impl.PdfExportImpl.renderXSLFO(PdfExportImpl.java:357)
>    ... 53 more
> Caused by: org.apache.fop.fo.ValidationException: Invalid property 
> encountered on "fo:block": counter-reset (Siehe Position 32:56529)
>    at 
> org.apache.fop.events.ValidationExceptionFactory.createException(ValidationExceptionFactory.java:38)
>    at 
> org.apache.fop.events.EventExceptionManager.throwException(EventExceptionManager.java:58)
>    at 
> org.apache.fop.events.DefaultEventBroadcaster$1.invoke(DefaultEventBroadcaster.java:175)
>    at com.sun.proxy.$Proxy107.invalidProperty(Unknown Source)
>    at 
> org.apache.fop.fo.PropertyList.handleInvalidProperty(PropertyList.java:557)
>    at 
> org.apache.fop.fo.PropertyList.convertAttributeToProperty(PropertyList.java:476)
>    at 
> org.apache.fop.fo.PropertyList.addAttributesToList(PropertyList.java:386)
>    at org.apache.fop.fo.FObj.processNode(FObj.java:124)
>    at 
> org.apache.fop.fo.FOTreeBuilder$MainFOHandler.startElement(FOTreeBuilder.java:291)
>    at org.apache.fop.fo.FOTreeBuilder.startElement(FOTreeBuilder.java:179)
>    at 
> org.apache.xalan.transformer.TransformerIdentityImpl.startElement(TransformerIdentityImpl.java:1073)
>    at org.apache.xerces.parsers.AbstractSAXParser.startElement(Unknown Source)
>    at 
> org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown 
> Source)
>    at 
> org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown
>  Source)
>    at 
> org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown 
> Source)
>    at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
>    at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
>    at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
>    at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
>    at 
> org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:485)
>    ... 54 more
> 
> 
> Best regards
> Alina
> 
> 
> Am 05.06.2016 um 13:28 schrieb Vincent Massol:
>> Hi Alina,
>> 
>>> On 03 Jun 2016, at 15:56, Alina Kupgisch <alina.kupgi...@sourcepark.de> 
>>> wrote:
>>> 
>>> Hi at all,
>>> 
>>> we are using the macro "numberedheadings" in our pages, which works fine. 
>>> But on pdf export, the numbers get lost. I tried to use css for creating 
>>> automatic numbers, but this produces an error. Is there any other 
>>> opportunity to achieve an automatic numbering?
>> Disclaimer: the “numbered headings” macro is not supported by the XWiki dev 
>> team; it’s a contribution.
>> 
>> FYI the “numbered headings” macro from 
>> http://extensions.xwiki.org/xwiki/bin/view/Extension/Numbered+Headings just 
>> adds CSS to the pages where it’s used (see 
>> http://extensions.xwiki.org/xwiki/bin/view/Extension/Numbered+Headings#HImplementation).
>> 
>> Now the reason why you don’t see it applied to the PDF export is because of 
>> a current limitation: SSX objects are not applied during PDF exports see 
>> https://jira.xwiki.org/browse/XWIKI-13071
>> 
>> So the current workaround you have is to customize the CSS used for the PDF 
>> export and use some similar CSS than the one used in that macro:
>> http://platform.xwiki.org/xwiki/bin/view/AdminGuide/Configuration#HCustomizingthePDFexportLook26Feel
>> 
>> Thanks
>> -Vincent
>> 
>> PS: Note to self and to xwiki devs: It would be great to have some simple to 
>> read tutorial on customizing the PDF export.
>> 
>> Thanks and best regards
>>> Alina
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