JezK

Edit File: UIAssetMinifier.php

<?php /** * Matomo - free/libre analytics platform * * @link https://matomo.org * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later * * @method static \Piwik\AssetManager\UIAssetMinifier getInstance() */ namespace Piwik\AssetManager; use Exception; use JShrink\Minifier; use Piwik\Singleton; class UIAssetMinifier extends Singleton { public const MINIFIED_JS_RATIO = 100; protected function __construct() { self::validateDependency(); parent::__construct(); } /** * Indicates if the provided JavaScript content has already been minified or not. * The heuristic is based on a custom ratio : (size of file) / (number of lines). * The threshold (100) has been found empirically on existing files : * - the ratio never exceeds 50 for non-minified content and * - it never goes under 150 for minified content. * * @param string $content Contents of the JavaScript file * @return boolean */ public function isMinifiedJs($content) { $lineCount = substr_count($content, "\n"); if ($lineCount == 0) { return \true; } $contentSize = strlen($content); $ratio = $contentSize / $lineCount; return $ratio > self::MINIFIED_JS_RATIO; } /** * @param string $content * @return string */ public function minifyJs($content) { return Minifier::minify($content); } private static function validateDependency() { if (!class_exists("JShrink\\Minifier")) { throw new Exception("JShrink could not be found, maybe you are using Matomo from git and need to update Composer. \$ php composer.phar update"); } } }