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<?php |
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namespace phpbu\App\Cmd; |
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use phpbu\App\Exception; |
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/** |
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* Cli argument parser. |
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* |
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* @package phpbu |
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* @subpackage Cmd |
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* @author Sebastian Feldmann <[email protected]> |
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* @copyright Sebastian Feldmann <[email protected]> |
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* @license https://opensource.org/licenses/MIT The MIT License (MIT) |
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* @link http://phpbu.de/ |
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* @since Class available since Release 1.0.0 |
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* @internal |
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*/ |
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final class Args |
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{ |
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/** |
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* List of available - options. |
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* |
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* @var array |
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*/ |
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private $shortOptions = [ |
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'h' => true, |
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'v' => true, |
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'V' => true, |
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]; |
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/** |
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* List of available -- options. |
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* |
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* @var array |
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*/ |
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private $longOptions = [ |
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'bootstrap=' => true, |
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'colors' => true, |
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'configuration=' => true, |
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'debug' => true, |
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'generate-configuration' => true, |
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'help' => true, |
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'limit=' => true, |
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'restore' => true, |
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'simulate' => true, |
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'verbose' => true, |
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'version' => true |
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]; |
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/** |
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* Constructor. |
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* |
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* @param bool $isPhar |
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*/ |
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public function __construct(bool $isPhar = false) |
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{ |
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if ($isPhar) { |
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$this->longOptions['self-update'] = true; |
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$this->longOptions['version-check'] = true; |
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} |
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} |
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/** |
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* Get all cli options. |
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* |
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* @param array $args |
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* @return array |
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* @throws \phpbu\App\Exception |
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*/ |
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public function getOptions(array $args) : array |
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{ |
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// remove script name from args |
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if (isset($args[0][0]) && $args[0][0] != '-') { |
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array_shift($args); |
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} |
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$options = []; |
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reset($args); |
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array_map('trim', $args); |
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foreach ($args as $i => $arg) { |
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$argLength = strlen($arg); |
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// if empty arg or arg doesn't start with "-" skip it |
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if (empty($arg) || $arg == '--' || $arg[0] != '-') { |
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continue; |
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} |
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if ($argLength > 1 && $arg[1] == '-') { |
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$this->parseLongOption(substr($arg, 2), $options); |
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} else { |
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$this->parseShortOption(substr($arg, 1), $options); |
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} |
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} |
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return $options; |
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} |
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/** |
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* Check short option and put into option list. |
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* |
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* @param string $arg |
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* @param array $options |
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* @throws \phpbu\App\Exception |
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*/ |
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public function parseShortOption($arg, array &$options) |
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{ |
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if (!isset($this->shortOptions[$arg])) { |
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throw new Exception('unknown option: -' . $arg); |
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} |
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$options['-' . $arg] = true; |
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} |
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/** |
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* Check long option and put into option list. |
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* |
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* @param string $arg |
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* @param array $options |
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* @throws \phpbu\App\Exception |
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*/ |
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public function parseLongOption($arg, array &$options) |
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{ |
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$list = explode('=', $arg); |
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$option = $list[0]; |
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$argument = true; |
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if (count($list) > 1) { |
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$argument = $list[1]; |
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} |
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if (count($list) > 2) { |
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throw new Exception('invalid value for option: --' . $arg); |
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} |
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if (!isset($this->longOptions[$option]) && !isset($this->longOptions[$option . '='])) { |
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throw new Exception('unknown option: --' . $option); |
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} |
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if ($argument === true && isset($this->longOptions[$option . '='])) { |
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throw new Exception('argument required for option: --' . $option); |
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} |
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if ($argument !== true && isset($this->longOptions[$option])) { |
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throw new Exception('needless argument for option: --' . $option); |
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} |
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9 |
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$options['--' . $option] = $argument; |
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9 |
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} |
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} |
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sebastianfeldmann /
phpbu
