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<?php |
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namespace Liip\MonitorBundle\Check; |
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use Symfony\Component\HttpKernel\Kernel; |
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use ZendDiagnostics\Check\CheckInterface; |
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use ZendDiagnostics\Result\Failure; |
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use ZendDiagnostics\Result\Success; |
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use ZendDiagnostics\Result\Warning; |
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/** |
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* Checks the version of this app against the latest stable release. |
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* |
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* @author Roderik van der Veer <[email protected]> |
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* @author Kevin Bond <[email protected]> |
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*/ |
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class SymfonyVersion implements CheckInterface |
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{ |
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const PACKAGIST_URL = 'https://packagist.org/packages/symfony/symfony.json'; |
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const VERSION_CHECK_URL = 'http://symfony.com/roadmap.json?version=%s'; |
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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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$currentBranch = Kernel::MAJOR_VERSION.'.'.Kernel::MINOR_VERSION; |
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// use symfony.com version checker to see if current branch is still maintained |
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$response = $this->getResponseAndDecode(sprintf(self::VERSION_CHECK_URL, $currentBranch)); |
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if (!isset($response['eol']) || !isset($response['is_eoled'])) { |
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throw new \Exception('Invalid response from Symfony version checker.'); |
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} |
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$endOfLife = \DateTime::createFromFormat('m/Y', $response['eol'])->format('F, Y'); |
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if (true === $response['is_eoled']) { |
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return new Failure(sprintf('Symfony branch "%s" reached it\'s end of life in %s.', $currentBranch, $endOfLife)); |
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} |
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$currentVersion = Kernel::VERSION; |
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$latestRelease = $this->getLatestVersion($currentBranch); // eg. 2.0.12 |
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if (version_compare($currentVersion, $latestRelease) < 0) { |
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return new Warning(sprintf('There is a new release - update to %s from %s.', $latestRelease, $currentVersion)); |
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} |
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return new Success(sprintf('Your current Symfony branch reaches it\'s end of life in %s.', $endOfLife)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getLabel() |
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{ |
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return 'Symfony version'; |
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} |
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/** |
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* @param string $branch |
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* |
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* @return string |
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* |
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* @throws \Exception |
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*/ |
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private function getLatestVersion($branch) |
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{ |
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$response = $this->getResponseAndDecode(self::PACKAGIST_URL); |
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if (!isset($response['package']['versions'])) { |
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throw new \Exception('Invalid response from packagist.'); |
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} |
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$branch = 'v'.$branch; |
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// filter out branches and versions without current minor version |
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$versions = array_filter( |
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$response['package']['versions'], |
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function ($value) use ($branch) { |
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$value = $value['version']; |
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if (stripos($value, 'PR') || stripos($value, 'RC') && stripos($value, 'BETA')) { |
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return false; |
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} |
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return 0 === strpos($value, $branch); |
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} |
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); |
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// just get versions |
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$versions = array_keys($versions); |
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// sort tags |
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usort($versions, 'version_compare'); |
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// reverse to ensure latest is first |
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$versions = array_reverse($versions); |
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return str_replace('v', '', $versions[0]); |
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} |
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/** |
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* @param $url |
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* |
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* @return array |
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* |
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* @throws \Exception |
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*/ |
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private function getResponseAndDecode($url) |
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{ |
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$opts = array( |
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'http' => array( |
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'method' => 'GET', |
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'header' => "User-Agent: LiipMonitorBundle\r\n", |
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), |
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); |
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$array = json_decode(file_get_contents($url, false, stream_context_create($opts)), true); |
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if (empty($array)) { |
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throw new \Exception(sprintf('Invalid response from "%s".', $url)); |
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} |
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return $array; |
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} |
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} |
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liip /
LiipMonitorBundle
