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<?php |
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namespace pastuhov\Command; |
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/** |
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* Command. |
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*/ |
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final class Command |
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{ |
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private function __construct() |
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{ |
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} |
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/** |
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* Execute command with params. |
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* |
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* @param string $commandLine |
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* @param array $params |
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* @param bool $escape True to escape each param using escapeshellarg |
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* |
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* @return bool|string |
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* |
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* @throws \Exception |
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*/ |
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public static function exec($commandLine, array $params = array(), $escape=true) |
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{ |
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if (empty($commandLine)) { |
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throw new \Exception('Command line is empty'); |
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} |
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$commandLine = self::bindParams($commandLine, $params, $escape); |
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exec($commandLine, $output, $code); |
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if (count($output) === 0) { |
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$output = $code; |
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} else { |
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$output = implode(PHP_EOL, $output); |
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} |
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if ($code !== 0) { |
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throw new \Exception($output . ' Command line: ' . $commandLine); |
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} |
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return $output; |
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} |
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/** |
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* Bind params to command. |
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* |
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* @param string $commandLine |
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* @param array $params |
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* |
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* @return string |
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*/ |
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public static function bindParams($commandLine, array $params, $escape) |
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{ |
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if (count($params) > 0) { |
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$wrapper = function ($string) { |
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return '{' . $string . '}'; |
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}; |
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$converter = function ($var) use ($escape) { |
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if (is_array($var)) { |
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$var = implode(' ', $var); |
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} |
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if ($escape) { |
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$var = escapeshellarg($var); |
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} |
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return $var; |
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}; |
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$commandLine = str_replace( |
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array_map( |
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$wrapper, |
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array_keys($params) |
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), |
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array_map( |
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$converter, |
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array_values($params) |
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), |
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$commandLine |
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); |
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} |
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return $commandLine; |
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} |
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} |
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pastuhov /
php-exec-command
