public function __construct(array $aRequirements = array(), $sScriptName = '')
{
$aRequirements = $aRequirements + $this->_aDefaultRequirements;
$aRequirements = array_filter($aRequirements, 'is_array');
foreach (array('php', 'mysql', 'wordpress') as $_iIndex => $_sName) {
if (isset($aRequirements[$_sName])) {
$aRequirements[$_sName] = $aRequirements[$_sName] + $this->_aDefaultRequirements[$_sName];
}
}
$this->_aRequirements = $aRequirements;
$this->_sScriptName = $sScriptName;
}