104 lines
2.9 KiB
PHP
104 lines
2.9 KiB
PHP
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<?php
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namespace OptsLib;
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class Parse
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{
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private static $Regex = "/(?(?=-)-(?(?=-)-(?'bigflag'[^\\s=]+)|(?'smallflag'\\S))(?:\\s*=\\s*|\\s+)(?(?!-)(?(?=[\\\"\\'])((?<![\\\\])['\"])(?'string'(?:.(?!(?<![\\\\])\\3))*.?)\\3|(?'value'\\S+)))(?:\\s+)?|(?'unmatched'\\S+))/";
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/**
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* @var array
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*/
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private static $ArgsCache;
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/**
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* Parses the input arguments into an array of flags and values
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*
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* @param $input
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* @param int $max_arguments
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* @return array
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*/
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public static function parseArgument($input, int $max_arguments=1000): array
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{
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if (is_string($input))
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{
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$flags = $input;
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}
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elseif(is_array($input))
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{
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$flags = implode(' ', $input);
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}
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else
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{
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global $argv;
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if(isset($argv) && count($argv) > 1)
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{
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array_shift($argv);
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}
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$flags = implode(' ', $argv);
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}
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$configs = array();
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preg_match_all(self::$Regex, $flags, $matches, PREG_SET_ORDER);
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foreach ($matches as $index => $match)
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{
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if (isset($match['value']) && $match['value'] !== '')
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{
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$value = $match['value'];
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}
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else if (isset($match['string']) && $match['string'] !== '')
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{
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// fix escaped quotes
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$value = str_replace("\\\"", "\"", $match['string']);
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$value = str_replace("\\'", "'", $value);
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}
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else
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{
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$value = true;
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}
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if (isset($match['bigflag']) && $match['bigflag'] !== '')
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{
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$configs[$match['bigflag']] = $value;
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}
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if (isset($match['smallflag']) && $match['smallflag'] !== '')
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{
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$configs[$match['smallflag']] = $value;
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}
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if (isset($match['unmatched']) && $match['unmatched'] !== '')
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{
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$configs[$match['unmatched']] = true;
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}
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if ($index >= $max_arguments)
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break;
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}
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return $configs;
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}
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/**
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* Returns the arguments from the command line
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*
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* @return array
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*/
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public static function getArguments(): array
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{
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if(self::$ArgsCache == null)
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{
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if(isset($argv))
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{
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self::$ArgsCache = self::parseArgument($argv);
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}
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else
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{
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self::$ArgsCache = [];
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}
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}
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return self::$ArgsCache;
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}
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}
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