CPG-Nuke source documentation ⇒ CPG Dragonfly™ CMS
Files - Classes
  includes/cmsinit.inc
includes
properties
functions
MAIN_CFG

Contains all data from the cms_config_custom table.
You can access information thru:
$cfg_value = $MAIN_CFG['cfg_name']['cfg_field']
cfg_name is the 'module' section for example 'global'.
cfg_field is a 'module' setting for example 'language'.
And it returns the 'cfg_value' which can be anything from integer to text