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114 lines
3.2 KiB
PHTML
114 lines
3.2 KiB
PHTML
8 years ago
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<?php
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/** This file is part of KCFinder project
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*
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* @desc Minify JS & CSS
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* @package KCFinder
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* @version 3.12
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* @author Pavel Tzonkov <sunhater@sunhater.com>
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* @copyright 2010-2014 KCFinder Project
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* @license http://opensource.org/licenses/GPL-3.0 GPLv3
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* @license http://opensource.org/licenses/LGPL-3.0 LGPLv3
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* @link http://kcfinder.sunhater.com
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*/
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namespace kcfinder;
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class minifier {
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protected $config;
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protected $type = "js";
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protected $minCmd = "";
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protected $mime = array(
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'js' => "text/javascript",
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'css' => "text/css"
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);
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public function __construct($type=null) {
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require "conf/config.php";
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$this->config = $_CONFIG;
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$type = strtolower($type);
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if (isset($this->mime[$type]))
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$this->type = $type;
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if (isset($_CONFIG["_{$this->type}MinCmd"]))
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$this->minCmd = $_CONFIG["_{$this->type}MinCmd"];
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}
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public function minify($cacheFile=null, $dir=null) {
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if ($dir === null)
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$dir = dirname($_SERVER['SCRIPT_FILENAME']);
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// MODIFICATION TIME FILES
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$mtFiles = array(
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__FILE__,
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$_SERVER['SCRIPT_FILENAME'],
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"conf/config.php"
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);
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// GET SOURCE CODE FILES
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$files = dir::content($dir, array(
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'types' => "file",
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'pattern' => '/^.*\.' . $this->type . '$/'
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));
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// GET NEWEST MODIFICATION TIME
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$mtime = 0;
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foreach (array_merge($mtFiles, $files) as $file) {
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$fmtime = filemtime($file);
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if ($fmtime > $mtime)
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$mtime = $fmtime;
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}
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$header = "Content-Type: {$this->mime[$this->type]}";
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// GET SOURCE CODE FROM CLIENT HTTP CACHE IF EXISTS
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httpCache::checkMTime($mtime, $header);
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// OUTPUT SOURCE CODE
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header($header);
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// GET SOURCE CODE FROM SERVER-SIDE CACHE
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if (($cacheFile !== null) &&
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file_exists($cacheFile) &&
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(
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(filemtime($cacheFile) >= $mtime) ||
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!is_writable($cacheFile) // if cache file cannot be modified
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) // the script will output it always
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) { // with its distribution content
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readfile($cacheFile);
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die;
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}
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// MINIFY AND JOIN SOURCE CODE
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$source = "";
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foreach ($files as $file) {
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if (strlen($this->minCmd) && (substr($file, 4, 1) != "_")) {
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$cmd = str_replace("{file}", $file, $this->minCmd);
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$source .= `$cmd`;
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} else
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$source .= file_get_contents($file);
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}
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// UPDATE SERVER-SIDE CACHE
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if (($cacheFile !== null) &&
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(
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is_writable($cacheFile) ||
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(
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!file_exists($cacheFile) &&
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dir::isWritable(dirname($cacheFile))
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)
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)
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) {
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file_put_contents($cacheFile, $source);
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touch($cacheFile, $mtime);
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}
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// OUTPUT SOURCE CODE
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echo $source;
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}
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}
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?>
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