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<?php |
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/** |
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* This file is part of the `tvi/monitor-bundle` project. |
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* |
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* (c) https://github.com/turnaev/monitor-bundle/graphs/contributors |
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* |
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* For the full copyright and license information, please view the LICENSE.md |
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* file that was distributed with this source code. |
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*/ |
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namespace Tvi\MonitorBundle\Check\php\Expression; |
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use Symfony\Component\ExpressionLanguage\Expression; |
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use Symfony\Component\ExpressionLanguage\ExpressionLanguage; |
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use Tvi\MonitorBundle\Exception\FeatureRequired; |
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use ZendDiagnostics\Result\Success; |
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use ZendDiagnostics\Result\Warning; |
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use ZendDiagnostics\Result\Failure; |
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use Tvi\MonitorBundle\Check\CheckInterface; |
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use Tvi\MonitorBundle\Check\CheckTrait; |
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/** |
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* @author Vladimir Turnaev <[email protected]> |
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*/ |
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class Check extends \ZendDiagnostics\Check\AbstractCheck implements CheckInterface |
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{ |
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use CheckTrait; |
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/** |
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* @var Expression|string |
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*/ |
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private $warningExpression; |
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/** |
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* @var Expression|string |
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*/ |
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private $criticalExpression; |
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/** |
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* @var ?string |
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*/ |
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private $warningMessage; |
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/** |
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* @var ?string |
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*/ |
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private $criticalMessage; |
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/** |
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* @param Expression|string $warningExpression |
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* @param Expression|string $criticalExpression |
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* @param ?string $warningMessage |
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* @param ?string $criticalMessage |
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* |
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* @throws \Exception |
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*/ |
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public function __construct($warningExpression = null, $criticalExpression = null, $warningMessage = null, $criticalMessage = null) |
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{ |
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if (!class_exists('Symfony\Component\ExpressionLanguage\ExpressionLanguage')) { |
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throw new FeatureRequired('The symfony/expression-language is required for this check.'); |
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} |
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if (!$warningExpression && !$criticalExpression) { |
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throw new \InvalidArgumentException('Not checks set.'); |
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} |
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$this->warningExpression = $warningExpression; |
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$this->warningMessage = $warningMessage; |
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$this->criticalExpression = $criticalExpression; |
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$this->criticalMessage = $criticalMessage; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function check() |
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{ |
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$language = $this->getExpressionLanguage(); |
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if ($this->criticalExpression && false === $language->evaluate($this->criticalExpression)) { |
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return new Failure($this->criticalMessage); |
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} |
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if ($this->warningExpression && false === $language->evaluate($this->warningExpression)) { |
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return new Warning($this->warningMessage); |
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} |
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return new Success(); |
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} |
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protected function getExpressionLanguage() |
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{ |
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$language = new ExpressionLanguage(); |
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$language->register('ini', static function ($value) { |
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return $value; |
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}, static function ($arguments, $value) { |
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return ini_get($value); |
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}); |
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return $language; |
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} |
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} |
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turnaev /
monitor-bundle
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