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<?php |
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/** |
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* This file is part of Dedipanel project |
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* |
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* (c) 2010-2015 Dedipanel <http://www.dedicated-panel.net> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace DP\Core\CoreBundle\Service; |
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class UpdateWatcherService |
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{ |
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private $currentVersion; |
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private $updateAvailable = false; |
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private $versionAvailable; |
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private $versionFile; |
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public function __construct($currentVersion, $watcherDir) |
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{ |
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$this->currentVersion = $currentVersion; |
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$this->versionFile = $watcherDir . '/version.json'; |
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$this->process(); |
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} |
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public function getCurrentVersion() |
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{ |
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return $this->currentVersion; |
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} |
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public function isUpdateAvailable() |
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{ |
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return $this->updateAvailable; |
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} |
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public function getAvailableVersion() |
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{ |
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return $this->versionAvailable; |
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} |
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private function process() |
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{ |
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$version = ''; |
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if (!file_exists($this->versionFile) |
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|| filemtime($this->versionFile) <= mktime(0, 0, 0)) { |
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$version = $this->fetchData(); |
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} |
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if (empty($version)) { |
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$version = @file_get_contents($this->versionFile); |
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} |
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if ($version !== false) { |
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$this->processVersion($version); |
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} |
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} |
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private function fetchData() |
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{ |
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$context = stream_context_create(array( |
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'http' => array( |
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'method' => 'GET', |
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'timeout' => 1, |
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) |
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)); |
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$version = @file_get_contents('http://www.dedicated-panel.net/version.json', false, $context); |
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if ($version !== false) { |
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file_put_contents($this->versionFile, $version); |
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} |
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return $version; |
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} |
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private function processVersion($version) |
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{ |
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$version = json_decode($version); |
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$this->versionAvailable = $version->version; |
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$this->updateAvailable = false; |
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if (version_compare($this->versionAvailable, $this->currentVersion) == 1) { |
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$this->updateAvailable = true; |
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} |
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} |
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} |
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dedicated-panel /
dedipanel
