Warning: This is work in progress.

To build HTML from Docbook:
$ xsltproc --output packetfence-developers-guide.html /opt/local/share/xsl/docbook-xsl/html/docbook.xsl docs/docbook/pf-devel-guide.xml

To build PDF from Docbook:
$ fop -c docs/fonts/fop-config.xml -xml docs/docbook/pf-devel-guide.xml -xsl docs/docbook/xsl/packetfence-fo.xsl -pdf packetfence-developers-guide.pdf

If you modify the titlepage template (docs/docbook/xsl/titlepage-fo.xml) or it complains about a titlepage.xsl missing, you need to rebuilt the XSL template:
$ xsltproc -o docs/docbook/xsl/titlepage-fo.xsl /opt/local/share/xsl/docbook-xsl/template/titlepage.xsl docs/docbook/xsl/titlepage-fo.xml
