/**
* Optimize css and js files
*
* @param array $arFile - Full path for a source css or js file
* @param array $arSrcFile - Full path for a source css or js file with timestamp
* @param string $site_template - Site template name
* @param bool $unique - Create unique file for all site in a current template
* @param string $sufix - Some sufix for css or js files
* @param string $type - file type, css or js
* @param bool $bXhtmlStyle - Xhtml or not
* @return string - String for including css or js in html page
*/
private function __OptimizeCssJs($arFile = array(), $arSrcFile = array(), $site_template, $unique = false, $sufix = 'default', $type = 'css', $bXhtmlStyle)
{
if (!is_array($arFile) || count($arFile) < 1) {
return '';
}
if (!is_array($arSrcFile) || count($arSrcFile) < 1) {
return '';
}
$res = '';
$fileMTime = '';
$upOptim = 'NO';
$unsetKey = array();
$arFilesInfo = array();
$arFilesInfo['CUR_SEL_CNT'] = 0;
$arFilesInfo['CUR_IE_CNT'] = 0;
$sufix = trim($sufix);
$sufix = strlen($sufix) < 1 ? 'default' : $sufix;
foreach ($arSrcFile as $key => $filePath) {
if (!$bExternalLink && strpos($filePath, '?') === false) {
$filePath = CUtil::GetAdditionalFileURL($filePath);
$arSrcFile[$key] = $filePath;
}
}
if (!$unique) {
$fileMTime = '_' . md5(implode('_', $arSrcFile));
$sufix .= '_' . md5(implode('_', $arFile));
}
$type = $type == 'js' ? 'js' : 'css';
$optimPath = BX_PERSONAL_ROOT . '/cache/' . $type . '/' . SITE_ID . '/' . $site_template . '/' . $sufix . '/';
$infoFile = BX_PERSONAL_ROOT . '/managed_cache/' . $GLOBALS['DB']->type . '/' . $type . '/' . SITE_ID . '/' . $site_template . '/' . $sufix . '/info.php';
if ($type == 'css') {
$maxAddCssSelect = 3950;
$maxCssSelect = 4000;
$optimFName = $optimPath . 'styles' . $fileMTime . '.css';
$cssFNameIE = $optimPath . 'styles' . $fileMTime . '#CNT#.css';
} else {
$optimFName = $optimPath . $sufix . $fileMTime . '.js';
}
if ($unique && file_exists($_SERVER["DOCUMENT_ROOT"] . $optimFName)) {
if (file_exists($_SERVER['DOCUMENT_ROOT'] . $infoFile)) {
include $_SERVER['DOCUMENT_ROOT'] . $infoFile;
foreach ($arFile as $key => $fp) {
$fp = $_SERVER['DOCUMENT_ROOT'] . $fp;
if (array_key_exists($fp, $arFilesInfo['FILES'])) {
if ($_SERVER['DOCUMENT_ROOT'] . $arSrcFile[$key] != $fp . '?' . $arFilesInfo['FILES'][$fp]) {
$upOptim = 'NEW';
break;
} else {
$unsetKey[] = $key;
}
} else {
$upOptim = 'UP';
}
}
} else {
$upOptim = 'NEW';
}
}
if (!file_exists($_SERVER["DOCUMENT_ROOT"] . $optimFName) || $upOptim == 'NEW') {
$upOptim = 'NEW';
$arFilesInfo = array();
$arFilesInfo['CUR_SEL_CNT'] = 0;
$arFilesInfo['CUR_IE_CNT'] = 0;
if ($unique) {
DeleteDirFilesEx($optimPath);
}
}
if ($upOptim != 'NO') {
$contents = '';
$arIEContent = array();
if ($upOptim == 'UP' && file_exists($_SERVER["DOCUMENT_ROOT"] . $optimFName)) {
foreach ($unsetKey as $key) {
unset($arFile[$key], $arSrcFile[$key]);
}
$contents .= "\n\n" . file_get_contents($_SERVER["DOCUMENT_ROOT"] . $optimFName);
if ($type == 'css') {
if ($arFilesInfo['CUR_SEL_CNT'] < $maxAddCssSelect) {
$css = str_replace('#CNT#', $arFilesInfo['CUR_IE_CNT'], $cssFNameIE);
if (file_exists($_SERVER["DOCUMENT_ROOT"] . $css)) {
$arIEContent[$arFilesInfo['CUR_IE_CNT']] .= file_get_contents($_SERVER["DOCUMENT_ROOT"] . $css);
$arFilesInfo['CUR_SEL_CNT'] = CMain::__GetCssSelectCnt($arIEContent[$arFilesInfo['CUR_IE_CNT']]);
}
} elseif ($arFilesInfo['CUR_SEL_CNT'] >= $maxAddCssSelect) {
$arFilesInfo['CUR_IE_CNT']++;
$arFilesInfo['CUR_SEL_CNT'] = 0;
}
}
}
foreach ($arFile as $key => $filename) {
$filename = $_SERVER['DOCUMENT_ROOT'] . $filename;
$tmp_content = file_get_contents($filename);
if ($type == 'css') {
$f_cnt = CMain::__GetCssSelectCnt($tmp_content);
$new_cnt = $f_cnt + $arFilesInfo['CUR_SEL_CNT'];
$tmp_content = "\n" . preg_replace('#([;\\s:]+url\\s*\\(\\s*)([^\\)]+)\\)#sie', "'\\1'.CMain::__ReplaceUrlCSS('\\2', '" . AddSlashes($arSrcFile[$key]) . "').')'", $tmp_content) . "\n";
if ($new_cnt < $maxCssSelect) {
$arFilesInfo['CUR_SEL_CNT'] = $new_cnt;
$arIEContent[$arFilesInfo['CUR_IE_CNT']] .= $tmp_content;
} else {
$arFilesInfo['CUR_SEL_CNT'] = $f_cnt;
$arFilesInfo['CUR_IE_CNT']++;
$arIEContent[$arFilesInfo['CUR_IE_CNT']] .= $tmp_content;
}
$contents .= "\n\n" . $tmp_content;
} else {
$contents .= "\n;\n" . $tmp_content;
}
if ($unique) {
$arFilesInfo['FILES'][$filename] = CMain::__GetCssJsTime($arSrcFile[$key]);
}
}
if (CMain::__WriteCssCache($optimFName, $contents) && $unique) {
$cacheInfo = '<? $arFilesInfo = array( \'FILES\' => array(';
foreach ($arFilesInfo['FILES'] as $key => $time) {
$cacheInfo .= "'" . EscapePHPString($key) . "' => '" . intval($time) . "',";
}
$cacheInfo .= "), 'CUR_SEL_CNT' => '" . $arFilesInfo['CUR_SEL_CNT'] . "', 'CUR_IE_CNT' => '" . $arFilesInfo['CUR_IE_CNT'] . "'); ?>";
CMain::__WriteCssCache($infoFile, $cacheInfo, false);
}
foreach ($arIEContent as $key => $ieContent) {
$css = str_replace('#CNT#', $key, $cssFNameIE);
CMain::__WriteCssCache($css, $ieContent);
}
}
if (IsIE() && $type == 'css') {
for ($i = 0; $i <= $arFilesInfo['CUR_IE_CNT']; $i++) {
$css = str_replace('#CNT#', $i, $cssFNameIE);
$res .= '<link href="' . CUtil::GetAdditionalFileURL($css) . '" type="text/css" rel="stylesheet"' . ($bXhtmlStyle ? ' /' : '') . '>' . "\n";
}
} else {
if ($type == 'css') {
$res .= '<link href="' . CUtil::GetAdditionalFileURL($optimFName) . '" type="text/css" rel="stylesheet"' . ($bXhtmlStyle ? ' /' : '') . '>' . "\n";
if ($unique && $sufix == 'kernel') {
$arF = array_keys($arFilesInfo['FILES']);
foreach ($arF as $key => $item) {
$arF[$key] = str_replace($_SERVER['DOCUMENT_ROOT'], '', $item);
}
$res .= '<script type="text/javascript">' . " var arKernelCSS = new Array('" . implode("','", $arF) . "'); </script>";
}
} else {
$res .= '<script type="text/javascript" src="' . CUtil::GetAdditionalFileURL($optimFName) . '"></script>' . "\n";
if ($unique && $sufix == 'kernel') {
$arF = array_keys($arFilesInfo['FILES']);
foreach ($arF as $key => $item) {
$arF[$key] = str_replace($_SERVER['DOCUMENT_ROOT'], '', $item);
}
$res .= '<script type="text/javascript">' . " BX.setKernelJS(['" . implode("','", $arF) . "']); </script>";
}
}
}
return $res;
}
function __OptimizeCss($cssFile, $cssSrcFile, $site_template, $addTemplateStyle, $arTemplateCss, $bXhtmlStyle)
{
$cssOptPath = BX_PERSONAL_ROOT."/cache/css/".SITE_ID.'/'.$site_template.'/';
$cssFName = $cssOptPath.'styles.css';
$cssFNameIE = $cssOptPath.'styles#CNT#.css';
$cssTemplateFName = $cssOptPath.'template_styles.css';
$cssInfoFile = BX_PERSONAL_ROOT."/managed_cache/".$GLOBALS['DB']->type.'/css/'.SITE_ID.'/'.$site_template.'_styles.php';
$res = '';
$upCSS = 'NO';
$unsetKey = array();
$arCSSInfo = array();
$arCSSInfo['CUR_SEL_CNT'] = 0;
$arCSSInfo['CUR_IE_CNT'] = 0;
$arCSSInfo['CSS_MD5'] = 0;
$maxAddCssSelect = 3950;
$maxCssSelect = 4000;
if($addTemplateStyle)
{
foreach($arTemplateCss as $css_path)
{
if(!$bExternalLink && strpos($css_path, '?') === false)
$css_path = CUtil::GetAdditionalFileURL($css_path);
$cssMD5 .= $css_path;
}
$cssMD5 = md5($cssMD5);
}
if(file_exists($_SERVER['DOCUMENT_ROOT'].$cssInfoFile))
{
include($_SERVER['DOCUMENT_ROOT'].$cssInfoFile);
$oldCssMD5 = $arCSSInfo['CSS_MD5'];
foreach($cssFile as $key => $css)
{
if(array_key_exists($css, $arCSSInfo['CSS']))
{
if($cssSrcFile[$key] != $css.'?'.$arCSSInfo['CSS'][$css])
{
$upCSS = 'NEW';
break;
}
else
{
$unsetKey[] = $key;
}
}
else
{
$upCSS = 'UP';
}
}
}
else
{
$upCSS = 'NEW';
}
if(!file_exists($_SERVER["DOCUMENT_ROOT"].$cssFName) || $upCSS == 'NEW')
{
$upCSS = 'NEW';
$arCSSInfo = array();
$arCSSInfo['CUR_SEL_CNT'] = 0;
$arCSSInfo['CUR_IE_CNT'] = 0;
$arCSSInfo['CSS_MD5'] = 0;
DeleteDirFilesEx($cssOptPath);
}
if($upCSS != 'NO')
{
$contents = '';
$arIEContent = array();
if($upCSS == 'UP' && file_exists($_SERVER["DOCUMENT_ROOT"].$cssFName))
{
foreach($unsetKey as $key)
unset($cssFile[$key], $cssSrcFile[$key]);
$contents .= file_get_contents($_SERVER["DOCUMENT_ROOT"].$cssFName);
if($arCSSInfo['CUR_SEL_CNT'] < $maxAddCssSelect)
{
$css = str_replace('#CNT#', $arCSSInfo['CUR_IE_CNT'], $cssFNameIE);
if(file_exists($_SERVER["DOCUMENT_ROOT"].$css))
{
$arIEContent[$arCSSInfo['CUR_IE_CNT']] .= file_get_contents($_SERVER["DOCUMENT_ROOT"].$css);
$arCSSInfo['CUR_SEL_CNT'] = CMain::__GetCssSelectCnt($arIEContent[$arCSSInfo['CUR_IE_CNT']]);
}
}
elseif($arCSSInfo['CUR_SEL_CNT'] >= $maxAddCssSelect)
{
$arCSSInfo['CUR_IE_CNT']++;
$arCSSInfo['CUR_SEL_CNT'] = 0;
}
}
foreach($cssFile as $key => $filename)
{
$filename = $_SERVER['DOCUMENT_ROOT'].$filename;
$tmp_content = file_get_contents($filename);
$f_cnt = CMain::__GetCssSelectCnt($tmp_content);
$new_cnt = $f_cnt + $arCSSInfo['CUR_SEL_CNT'];
$contents .= $tmp_content = "\n".preg_replace('#([;\s:]+url\s*\(\s*)([^\)]+)\)#sie', "'\\1'.CMain::__ReplaceUrlCSS('\\2', '".AddSlashes($cssSrcFile[$key])."').')'", $tmp_content)."\n";
if($new_cnt < $maxCssSelect)
{
$arCSSInfo['CUR_SEL_CNT'] = $new_cnt;
$arIEContent[$arCSSInfo['CUR_IE_CNT']] .= $tmp_content;
}
else
{
$arCSSInfo['CUR_SEL_CNT'] = $f_cnt;
$arCSSInfo['CUR_IE_CNT']++;
$arIEContent[$arCSSInfo['CUR_IE_CNT']] .= $tmp_content;
}
$arCSSInfo['CSS'][$cssFile[$key]] = CMain::__GetCssJsTime($cssSrcFile[$key]);
}
if(CMain::__WriteCssCache($cssFName, $contents))
{
$cacheInfo = '<? $arCSSInfo = array( \'CSS\' => array(';
foreach($arCSSInfo['CSS'] as $css => $time)
$cacheInfo .= "'".EscapePHPString($css)."' => '".intval($time)."',";
$cacheInfo .= "), 'CUR_SEL_CNT' => '".$arCSSInfo['CUR_SEL_CNT']."', 'CUR_IE_CNT' => '".$arCSSInfo['CUR_IE_CNT']."', ";
$cacheInfo .= "'CSS_MD5' => '".$cssMD5."'); ?>";
CMain::__WriteCssCache($cssInfoFile, $cacheInfo, false);
}
foreach($arIEContent as $key => $ieContent)
{
$css = str_replace('#CNT#', $key, $cssFNameIE);
CMain::__WriteCssCache($css, $ieContent);
}
}
if(IsIE())
{
for($i = 0; $i <= $arCSSInfo['CUR_IE_CNT']; $i++)
{
$css = str_replace('#CNT#', $i, $cssFNameIE);
$res .= '<link href="'.CUtil::GetAdditionalFileURL($css).'" type="text/css" rel="stylesheet"'.($bXhtmlStyle? ' /':'').'>'."\n";
}
}
else
{
$res .= '<link href="'.CUtil::GetAdditionalFileURL($cssFName).'" type="text/css" rel="stylesheet"'.($bXhtmlStyle? ' /':'').'>'."\n";
}
if($addTemplateStyle)
{
if($cssMD5 != $oldCssMD5 || !file_exists($_SERVER['DOCUMENT_ROOT'].$cssTemplateFName))
{
$contents = '';
foreach($arTemplateCss as $css)
{
if(file_exists($_SERVER["DOCUMENT_ROOT"].$css))
{
$tmp_content = file_get_contents($_SERVER["DOCUMENT_ROOT"].$css);
$contents .= preg_replace('#([;\s:]+url\s*\(\s*)([^\)]+)\)#sie', "'\\1'.CMain::__ReplaceUrlCSS('\\2', '".AddSlashes($css)."').')'", $tmp_content);
}
}
CMain::__WriteCssCache($cssTemplateFName, $contents);
}
$res .= '<link href="'.$cssTemplateFName.'?'.$cssMD5.'" type="text/css" rel="stylesheet"'.($bXhtmlStyle? ' /':'').'>'."\n";
}
unset($content, $arIEContent, $arCSSInfo, $cacheInfo);
return $res;
}