View file File name : OptimizerCSSMin.php Content :<?php namespace TenWebOptimizer; use MatthiasMullie\Minify; /* * Thin wrapper around css minifiers to avoid rewriting a bunch of existing code. */ if (!defined('ABSPATH')) { exit; } class OptimizerCSSMin { protected $minifier = null; /** * Runs the minifier on given string of $css. * Returns the minified css. * * @param string $css CSS to minify * @param bool $withMinifier Process CSS in minifier or not * * @return string */ public function run($css, $withMinifier = true) { $this->minifier = new Minify\CSS(); if (!empty(trim($css))) { $css = $this->addDebugInfo($css); $css = OptimizerUtils::replace_bg($css); $css = OptimizerUtils::replace_font($css); $css = OptimizerUtils::removeBgImageMarkers($css); if ($withMinifier) { $this->minifier->add($css); return $this->minifier->minify(); } } return $css; } /** * Static helper. * * @param string $css CSS to minify * @param bool $withMinifier * * @return string */ public static function minify($css, $withMinifier = true) { $minifier = new self(); return $minifier->run($css, $withMinifier); } /** * Adds a comment for just to be sure that optimizer worked on this style * * @return string */ private function addDebugInfo($css) { return "\n/* 10Web Booster optimized this CSS file */\r\n" . $css; } }