#18883478 Optimizer 개선

git-svn-id: http://xe-core.googlecode.com/svn/sandbox@7434 201d5d3c-b55e-5fd7-737f-ddc643e51545
2026-01-14 16:59:55 +09:00 · 2010-05-11 09:03:13 +00:00 · 2010-05-11 09:03:13 +00:00 · bac20a9a40
commit bac20a9a40
parent 76c69c6405
2 changed files with 206 additions and 200 deletions
--- a/common/script.php
+++ b/common/script.php
@ -0,0 +1,182 @@
+<?php
+/**
+ * @author sol (sol@nhn.com)
+ * @brief css 및 js Optimizer 처리 gateway
+ *
+ **/
+
+if(!$_GET['t'] || !$_GET['l']) exit;
+
+// set env
+$XE_PATH = substr(dirname(__FILE__),0,strlen('common')*-1);
+$XE_WEB_PATH = substr($XE_PATH,strlen($_SERVER['DOCUMENT_ROOT']));
+$cache_path = $XE_PATH . 'files/cache/optimized/';
+$type = $_GET['t'];
+$list_file = $cache_path . $_GET['l'];
+
+// check
+if(!file_exists($list_file)) exit;
+$list = include($list_file);
+if(!is_array($list)) exit;
+
+
+function getRealPath($file){
+	global $XE_PATH;
+	if($file{0}=='.' && $file{1} =='/') $file = $XE_PATH.substr($file, 2);
+	return $file;
+}
+
+function getMtime($file){
+	$file = getRealPath($file);
+	if(file_exists($file)) return filemtime($file);
+}
+
+function getMaxMtime($list){
+	$mtime = array();
+	foreach($list as $file) $mtime[] = getMtime($file);
+	return max($mtime);
+}
+
+// max mtime
+$mtime = getMaxMtime($list);
+if($type == '.css'){
+	$content_type = 'text/css';
+} else if($type == '.js') {
+	$content_type = 'text/javascript';
+}
+
+header("Content-Type: ".$content_type."; charset=UTF-8");
+
+// return 304
+if (!empty($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
+    $modifiedSince = strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']);
+    if ($modifiedSince && ($modifiedSince == $mtime)) {
+		header('HTTP/1.1 304 Not Modified');
+		header("Connection: close");
+		exit;
+    }
+}
+
+header("Cache-Control: private, max-age=2592000"); 
+header("Pragma: cache"); 
+header("Connection: close"); 
+header("Last-Modified: " . substr(gmdate('r', $mtime), 0, -5). "GMT");
+//header("ETag: \"'.dechex($unique).'-".dechex($size)."-'.dechex($mtime).'\""); 
+
+
+function printFileList($list){
+	for($i=0,$c=count($list);$i<$c;$i++){
+		$file = getRealPath($list[$i]);
+		if(file_exists($file)){
+			$f = fopen($file,"r");
+			fpassthru($f);
+		}
+	}
+}
+
+if($type == '.css'){
+	function convertEncodingStr($str) {
+		$charset_list = array(
+				'UTF-8', 'EUC-KR', 'CP949', 'ISO8859-1', 'EUC-JP', 'SHIFT_JIS', 'CP932',
+				'EUC-CN', 'HZ', 'GBK', 'GB18030', 'EUC-TW', 'BIG5', 'CP950', 'BIG5-HKSCS',
+				'ISO2022-CN', 'ISO2022-CN-EXT', 'ISO2022-JP', 'ISO2022-JP-2', 'ISO2022-JP-1',
+				'ISO8859-6', 'ISO8859-8', 'JOHAB', 'ISO2022-KR', 'CP1255', 'CP1256', 'CP862',
+				'ASCII', 'ISO8859-1', 'ISO8850-2', 'ISO8850-3', 'ISO8850-4', 'ISO8850-5',
+				'ISO8850-7', 'ISO8850-9', 'ISO8850-10', 'ISO8850-13', 'ISO8850-14',
+				'ISO8850-15', 'ISO8850-16', 'CP1250', 'CP1251', 'CP1252', 'CP1253', 'CP1254',
+				'CP1257', 'CP850', 'CP866',
+				);
+
+		for($i=0;$i<count($charset_list);$i++) {
+			$charset = $charset_list[$i];
+			if($str){
+				$cstr = iconv($charset,$charset,$str);
+				if($str == $cstr);
+				return $cstr;
+			}
+		}
+
+		return $str;
+	}
+
+	function write($file_name, $buff, $mode='w'){
+		$file_name = getRealPath($file_name);
+		if(@!$fp = fopen($file_name,$mode)) return false;
+		fwrite($fp, $buff);
+		fclose($fp);
+		@chmod($file_name, 0644);
+	}
+
+	function read($file_name) {
+		$file_name = getRealPath($file_name);
+
+		if(!file_exists($file_name)) return;
+		$filesize = filesize($file_name);
+		if($filesize<1) return;
+
+		if(function_exists('file_get_contents')) return file_get_contents($file_name);
+
+		$fp = fopen($file_name, "r");
+		$buff = '';
+		if($fp) {
+			while(!feof($fp) && strlen($buff)<=$filesize) {
+				$str = fgets($fp, 1024);
+				$buff .= $str;
+			}
+			fclose($fp);
+		}
+		return $buff;
+	}
+
+	function makeCacheFileCSS($css_file, $cache_file){
+		$str = read($css_file);
+		$str = replaceCssPath($css_file, trim(convertEncodingStr($str)));
+		write($cache_file, $str."\n");
+		unset($str);
+	}
+
+	function replaceCssPath($file, $str) {
+		global $tmp_css_path;
+
+		// css 파일의 위치를 구함
+		$tmp_css_path = preg_replace("/^\.\//is","",dirname($file))."/";
+		// url() 로 되어 있는 css 파일의 경로를 변경
+		$str = preg_replace_callback('/url\(([^\)]*)\)/is', '_replaceCssPath', $str);
+
+		// charset 지정 문구를 제거
+		$str = preg_replace('!@charset([^;]*?);!is','',$str);
+
+		return $str;
+	}
+
+	function _replaceCssPath($matches) {
+		global $tmp_css_path, $XE_WEB_PATH;
+
+		$path = str_replace(array('"',"'"),'',$matches[1]);
+		if(substr($path,0,1)=='/' || strpos($path,'://')!==false || strpos($path,'.htc')!==false) return 'url("'.$path.'")';
+		if(substr($path,0,2)=='./') $path = substr($path,2);
+		$target = $XE_WEB_PATH.$tmp_css_path.$path;
+		while(strpos($target,'/../')!==false) {
+			$target = preg_replace('/\/([^\/]+)\/\.\.\//','/',$target);
+		}
+
+		return 'url("'.$target.'")';
+	}
+
+	foreach($list as $file){
+		$cache_file = $cache_path . md5($file);
+		$cache_mtime = getMtime($cache_file);
+		$css_mtime = getMtime($file);
+
+		// check modified
+		if($css_mtime > $cache_mtime){
+			makeCacheFileCSS($file, getRealPath($cache_file));
+		}
+		$css[] = getRealPath($cache_file);
+	}
+
+	printFileList($css);
+}else{
+	printFileList($list);
+}
+?>