showHelp() public method

public showHelp ( $useStandardOptions = false, $optionConfig = false, $optionHelp = false, $argumentConfig = false, $arguments = false )
/**
 * Validates that $topNodeId and $clusterIdentifier are provided correctly
 *
 * If validation fails an error message + help message will be displayed and
 * the script will be halted.
 *
 * @param int $topNodeId Node ID
 * @param string $clusterIdentifier Cluster identifier
 * @param eZCLI $cli
 * @param eZScript $script
 **/
function validateInputs( $topNodeId, $clusterIdentifier, $cli, $script )
{
    if ( !$topNodeId || !$clusterIdentifier )
    {
        $cli->error( "You must specify a --top-node-id and --cluster-identifier\n" );
        $script->showHelp();
        $script->shutdown( 1 );
    }
}