1984tech/cli/ipfwgen

<?php

include ('api.1984tech.php');
$tech = new OrwellWorld();

//need at least 1 command line argument
if ($argc >= 2) {
    $allowedOptions = array(
        '--preview' => 'preview ipfw update script to stdout',
        '--resolve' => 'render IPs list of loaded domains',
        '--generate' => 'generate ipfw update script on filesystem',
        '--tableupdate' => 'updates ipfw table with domains IPs',
        '--help' => 'show small help'
    );

    $option = $argv[1];
    if (isset($allowedOptions[$option])) {

        switch ($option) {
            case '--preview':
                print($tech->getIpfwScript());
                break;
            case '--resolve':
                print($tech->renderDomainsIps());
                break;
            case '--generate':
                $generationResult = $tech->saveIpfwScript();
                if (!empty($generationResult)) {
                    print('ipfw update script file ' . $generationResult . ' saved' . PHP_EOL);
                } else {
                    print('ipfw script generation skipped because IPFW_SCRIPT_PATH option empty' . PHP_EOL);
                }
                break;
            case '--tableupdate':
                print($tech->ipfwTableUpdate());
                break;
            case '--help':
                print('Usage: php cli/ipfwgen --option' . PHP_EOL);
                print('Available options:' . PHP_EOL);
                if (!empty($allowedOptions)) {
                    foreach ($allowedOptions as $optionName => $optionDesc) {
                        print($optionName . ' - ' . $optionDesc . PHP_EOL);
                    }
                }
                break;
        }
    } else {
        print('Unknown command line option: ' . $option . PHP_EOL);
    }
} else {
    //option requirement notification
    print('At least one option required.' . PHP_EOL);
    print('Usage: php cli/ipfwgen --option' . PHP_EOL);
    print('For example: php cli/ipfwgen --help' . PHP_EOL);
}