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<?php |
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namespace BretRZaun\StatusPage\Check; |
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use BretRZaun\StatusPage\Result; |
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class PhpExtensionCheck extends AbstractCheck |
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{ |
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/** @var string */ |
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protected $extension; |
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/** @var string */ |
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protected $greaterEquals; |
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/** @var string */ |
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protected $lessThan; |
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/** |
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* @param string $label Label |
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* @param string $extension extension to be tested |
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* @param string $greaterEquals minimum version (optional) |
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* @param string $lessThan version has to be smaller than this (optional) |
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*/ |
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public function __construct(string $label, string $extension, string $greaterEquals = null, string $lessThan = null) |
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{ |
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parent::__construct($label); |
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$this->extension = $extension; |
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$this->greaterEquals = $greaterEquals; |
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$this->lessThan = $lessThan; |
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} |
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/** |
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* Gets version constraint string for display within the error message. |
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* |
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* @return string |
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*/ |
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protected function getVersionConstraintString(): string |
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{ |
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$strings = []; |
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if (null !== $this->greaterEquals) { |
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$strings[] = '>=' . $this->greaterEquals; |
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} |
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if (null !== $this->lessThan) { |
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$strings[] = '<' . $this->lessThan; |
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} |
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return implode(' and ', $strings); |
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} |
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/** |
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* Finds out whether the extension is loaded. |
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* |
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* @return bool |
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*/ |
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protected function isExtensionLoaded(): bool |
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{ |
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return \extension_loaded($this->extension); |
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} |
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/** |
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* Gets the installed extension version. |
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* |
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* @return string |
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*/ |
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protected function getExtensionVersion(): string |
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{ |
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return phpversion($this->extension); |
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} |
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/** |
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* Check URL |
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* |
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* @return Result |
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*/ |
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public function checkStatus(): Result |
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{ |
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$result = new Result($this->label); |
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if ($this->isExtensionLoaded()) { |
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$version = $this->getExtensionVersion(); |
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if ((null !== $this->greaterEquals && !version_compare($this->greaterEquals, $version, '<=')) || |
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(null !== $this->lessThan && !version_compare($this->lessThan, $version, '>'))) { |
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$result->setSuccess(false); |
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$result->setError('Extension ' . $this->extension . ' loaded, but version ' . $version . ' not supported<br/>Version must be ' . $this->getVersionConstraintString()); |
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} |
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} else { |
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$result->setSuccess(false); |
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$result->setError('Extension ' . $this->extension . ' is missing'); |
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} |
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return $result; |
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} |
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} |
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bretrzaun /
statuspage
