Joomla: URI、パス関連の定数・関数まとめ
JPATH_COMPONENT
C:\web\apache\htdocs\Joomla\components\com_XXX
JPATH_COMPONENT_ADMINISTRATOR
C:\web\apache\htdocs\Joomla\administrator\components\com_XXX
JURI::base()
http://localhost/Joomla/administrator/
JURI::base( true );
/Joomla/administrator
JURI::current();
http://localhost/Joomla/administrator/index.php