67 lines
1.8 KiB
PHP
67 lines
1.8 KiB
PHP
<?php
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/**
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* Piwik - free/libre analytics platform
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*
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* @link http://piwik.org
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* @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
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*
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* @method static \Piwik\AssetManager\UIAssetCacheBuster getInstance()
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*/
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namespace Piwik\AssetManager;
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use Piwik\Plugin\Manager;
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use Piwik\Singleton;
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use Piwik\Version;
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class UIAssetCacheBuster extends Singleton
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{
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/**
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* Cache buster based on
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* - Piwik version
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* - Loaded plugins (name and version)
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* - Super user salt
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* - Latest
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*
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* @param string[] $pluginNames
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* @return string
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*/
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public function piwikVersionBasedCacheBuster($pluginNames = false)
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{
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static $cachedCacheBuster = null;
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if (empty($cachedCacheBuster) || $pluginNames !== false) {
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$masterFile = PIWIK_INCLUDE_PATH . '/.git/refs/heads/master';
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$currentGitHash = file_exists($masterFile) ? @file_get_contents($masterFile) : null;
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$plugins = !$pluginNames ? Manager::getInstance()->getLoadedPluginsName() : $pluginNames;
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sort($plugins);
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$pluginsInfo = '';
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foreach ($plugins as $pluginName) {
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$plugin = Manager::getInstance()->getLoadedPlugin($pluginName);
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$pluginsInfo .= $plugin->getPluginName() . $plugin->getVersion() . ',';
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}
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$cacheBuster = md5($pluginsInfo . PHP_VERSION . Version::VERSION . trim($currentGitHash));
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if ($pluginNames !== false) {
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return $cacheBuster;
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}
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$cachedCacheBuster = $cacheBuster;
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}
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return $cachedCacheBuster;
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}
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/**
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* @param string $content
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* @return string
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*/
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public function md5BasedCacheBuster($content)
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{
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return md5($content);
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}
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}
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