/**
* Minify Javascript
*
* @param string $js Javascript to be minified
* @return string
*/
public static function minify($js)
{
$jsmin = new VesTempcp_JSMin($js);
return $jsmin->min();
}
public function compressJsCss($assets = array())
{
$request = Mage::app()->getFrontController()->getRequest();
$module = $request->getModuleName();
$controller = $request->getControllerName();
$action = $request->getActionName();
//If Cart Page or Checkout Page do not compress
if ($module == 'checkout' && ($controller == 'cart' || $controller == 'onepage')) {
return $assets;
}
$enable_compress_css = $this->getConfig()->get("enable_compress_css");
$enable_compress_js = $this->getConfig()->get("enable_compress_js");
$tmp_css = array();
$tmp_js = array();
$tmp_assets = array();
$js_excludes = $excludes = array();
if ($enable_compress_js) {
$exclude_js_files = $this->getConfig()->get("exclude_js_files");
$exclude_js_files = trim($exclude_js_files);
$js_excludes = explode(",", $exclude_js_files);
if (!empty($js_excludes)) {
foreach ($js_excludes as $k => $item) {
$js_excludes[$k] = trim($item);
}
}
}
if ($enable_compress_css) {
$exclude_css_files = $this->getConfig()->get("exclude_css_files");
$exclude_css_files = trim($exclude_css_files);
$excludes = explode(",", $exclude_css_files);
if (!empty($excludes)) {
foreach ($excludes as $k => $item) {
$excludes[$k] = trim($item);
}
}
}
foreach ($assets as $key => $item) {
if (!isset($item['name'])) {
continue;
}
$if = !empty($item['if']) ? $item['if'] : '';
$params = !empty($item['params']) ? $item['params'] : '';
switch ($item['type']) {
case 'js':
// js/*.js
if ($enable_compress_js) {
if (!in_array("js/" . $item['name'], $js_excludes)) {
$tmp_js[] = array("dir" => Mage::getBaseDir() . "/js/" . $item['name'], "url" => Mage::getBaseUrl('js') . $item['name']);
} else {
$tmp_assets[] = $item;
}
} else {
$tmp_assets[] = $item;
}
break;
case 'skin_js':
// skin/*/*.js
if ($enable_compress_js) {
if (!in_array("skin_js/" . $item['name'], $js_excludes)) {
if (file_exists($this->getThemeDir() . "/" . $item['name'])) {
$tmp_js[] = array("dir" => $this->getThemeDir() . "/" . $item['name'], "url" => $this->getThemeURL() . "/" . $item['name']);
} elseif ($skin_js = $this->getSkinJs($item['name'])) {
$tmp_js[] = array("dir" => $skin_js['dir'], "url" => $skin_js['url']);
}
} else {
$tmp_assets[] = $item;
}
} else {
$tmp_assets[] = $item;
}
break;
case 'skin_css':
if ($enable_compress_css) {
if (!in_array("skin_css/" . $item['name'], $excludes) && (!$item['params'] || $item['params'] == 'media="all"') && file_exists($this->getThemeDir() . "/" . $item['name'])) {
$tmp_css[] = array("dir" => $this->getThemeDir() . "/" . $item['name'], "url" => $this->getThemeURL() . "/" . $item['name']);
} else {
$tmp_assets[] = $item;
}
} else {
$tmp_assets[] = $item;
}
break;
case 'js_css':
if ($enable_compress_css) {
if (!in_array("js_css/" . $item['name'], $excludes) && (!$item['params'] || $item['params'] == 'media="all"')) {
$tmp_css[] = array("dir" => Mage::getBaseDir() . "/js/" . $item['name'], "url" => Mage::getBaseUrl('js') . $item['name']);
} else {
$tmp_assets[] = $item;
}
} else {
$tmp_assets[] = $item;
}
break;
default:
$tmp_assets[] = $item;
break;
}
}
/*Compress Js*/
if (!empty($tmp_js) && trim($enable_compress_js)) {
$pcache = new VesTempcp_Cache();
$pcache->setExtension('js');
if ($enable_compress_js == 'compress-merge') {
$all = '';
$aKey = md5(serialize($tmp_js) . serialize($js_excludes) . Mage::getBaseUrl());
if (!$pcache->isExisted($aKey)) {
foreach ($tmp_js as $key => $file) {
if (is_array($file)) {
$content = $pcache->read($file['dir']);
if (!empty($content)) {
//$content = VesTempcp_JSMin::minify($content);
$all .= ";" . $content;
}
}
}
$all = VesTempcp_JSMin::minify($all);
$pcache->set($aKey, $all);
}
$tmp_assets["skin_js/cache/" . md5($key) . ".js"] = array("type" => "skin_js", "name" => "cache/" . $aKey . ".js", "params" => '', "if" => "", "cond" => "");
} else {
foreach ($tmp_js as $key => $file) {
if (is_array($file)) {
$check_existed = false;
if (!$pcache->isExisted(md5($key))) {
$content = $pcache->read($file['dir']);
if (!empty($content)) {
$content = VesTempcp_JSMin::minify($content);
$pcache->set(md5($key), $content);
$check_existed = true;
}
} else {
$check_existed = true;
}
if ($check_existed) {
$tmp_assets["skin_js/cache/" . md5($key) . ".js"] = array("type" => "skin_js", "name" => "cache/" . md5($key) . ".js", "params" => '', "if" => "", "cond" => "");
}
}
}
}
}
/*Compress css*/
if (!empty($tmp_css) && trim($enable_compress_css)) {
$pcache = new VesTempcp_Cache();
$pcache->setExtension('css');
if ($enable_compress_css == 'compress-merge') {
$all = '';
$aKey = md5(serialize($tmp_css) . serialize($excludes) . Mage::getBaseUrl());
if (!$pcache->isExisted($aKey)) {
foreach ($tmp_css as $key => $file) {
if (is_array($file)) {
$content = $pcache->read($file['dir']);
if (!empty($content)) {
$content = VesTempcp_Csscompressor::process($content, $file['url']);
$all .= $content;
}
}
}
$pcache->set($aKey, $all);
}
$tmp_assets["skin_css/cache/" . md5($key) . ".css"] = array("type" => "skin_css", "name" => "cache/" . $aKey . ".css", "params" => 'media="all"', "if" => "", "cond" => "");
} else {
foreach ($tmp_css as $key => $file) {
if (is_array($file)) {
$check_existed = false;
if (!$pcache->isExisted(md5($key))) {
$content = $pcache->read($file['dir']);
if (!empty($content)) {
$content = VesTempcp_Csscompressor::process($content, $file['url']);
$pcache->set(md5($key), $content);
$check_existed = true;
}
} else {
$check_existed = true;
}
if ($check_existed) {
$tmp_assets["skin_css/cache/" . md5($key) . ".css"] = array("type" => "skin_css", "name" => "cache/" . md5($key) . ".css", "params" => 'media="all"', "if" => "", "cond" => "");
}
}
}
}
}
if (!empty($tmp_assets)) {
return $tmp_assets;
}
return $assets;
}