function test_Minify_ClosureCompiler()
{
global $thisDir;
Minify_ClosureCompiler::$isDebug = true;
// --- Test minification w/o setting the necessary settings ---
try {
Minify_ClosureCompiler::minify('');
} catch (Exception $e) {
$exc = $e;
}
$passed = assertTrue($exc instanceof Minify_ClosureCompiler_Exception, 'Minify_ClosureCompiler : Throws Minify_ClosureCompiler_Exception');
if (__FILE__ === realpath($_SERVER['SCRIPT_FILENAME'])) {
echo "\n---Message: " . var_export($exc->getMessage(), 1) . "\n\n\n";
}
$compiler_jar_path = __DIR__ . DIRECTORY_SEPARATOR . 'compiler.jar';
if (is_file($compiler_jar_path)) {
// set minimum necessary settings
Minify_ClosureCompiler::$jarFile = $compiler_jar_path;
Minify_ClosureCompiler::$tempDir = sys_get_temp_dir();
// --- Test minification with the minimum necessary settings ---
$src = "\n (function (window, undefined){\n function addOne(input) {\n return 1 + input;\n }\n window.addOne = addOne;\n window.undefined = undefined;\n })(window);\n ";
$minExpected = "(function(a,b){a.addOne=function(a){return 1+a};a.undefined=b})(window);";
$minOutput = Minify_ClosureCompiler::minify($src);
$passed = assertTrue($minExpected == $minOutput, 'Minify_ClosureCompiler : minimum necessary settings');
if (__FILE__ === realpath($_SERVER['SCRIPT_FILENAME'])) {
echo "\n---Output: " . countBytes($minOutput) . " bytes\n\n{$minOutput}\n\n";
echo "---Expected: " . countBytes($minExpected) . " bytes\n\n{$minExpected}\n\n";
echo "---Source: " . countBytes($src) . " bytes\n\n{$src}\n\n\n";
}
// --- Test minification with advanced compilation level ---
$src = "function unused() {};";
$minExpected = '';
$minOutput = Minify_ClosureCompiler::minify($src, array(Minify_ClosureCompiler::OPTION_COMPILATION_LEVEL => 'ADVANCED_OPTIMIZATIONS'));
$passed = assertTrue($minExpected == $minOutput, 'Minify_ClosureCompiler : advanced optimizations');
if (__FILE__ === realpath($_SERVER['SCRIPT_FILENAME'])) {
echo "\n---Output: " . countBytes($minOutput) . " bytes\n\n{$minOutput}\n\n";
echo "---Expected: " . countBytes($minExpected) . " bytes\n\n{$minExpected}\n\n";
echo "---Source: " . countBytes($src) . " bytes\n\n{$src}\n\n\n";
}
} else {
echo " Minify_ClosureCompiler : To test more functionality, download a compiler.jar from\n";
echo " https://code.google.com/p/closure-compiler/wiki/BinaryDownloads,\n";
echo " put it under '{$compiler_jar_path}',\n";
echo " and make it readable by your webserver\n";
}
}
$pathToRoot = dirname(dirname(dirname(dirname(__FILE__))));
$baseVersionFile = $pathToAssets + "/script.ver";
//$pathToCss = $pathToAssets . '/stylesheets/sitewide.css';
$getScripts = "http://" . $_SERVER['HTTP_HOST'] . "/v5/servlet/getScripts";
$pathToCore = $pathToAssets . '/core';
if (!file_exists($pathToTmp)) {
if (!mkdir($pathToTmp)) {
die('unable to create tmp folder');
}
}
// Set up Minify
require "{$pathToLib}/Minify/Loader.php";
Minify_Loader::register();
Minify_YUICompressor::$jarFile = $pathToYui;
Minify_YUICompressor::$tempDir = $pathToTmp;
Minify_ClosureCompiler::$jarFile = $pathToClosureCompiler;
Minify_ClosureCompiler::$tempDir = $pathToTmp;
Minify_ClosureStylesheets::$jarFile = $pathToClosureStylesheets;
Minify_ClosureStylesheets::$tempDir = $pathToTmp;
// Set up CSSTidy
define('ABSPATH', $pathToCssTidy);
require $pathToCssTidy . '/class.csstidy.php';
require $pathToCssTidy . '/lang.inc.php';
/*
$css->settings['optimise_shorthands'] = true;
$css->settings['template'] = 'highest';
//$css->settings['css_level'] = 'CSS3.1';
$css->settings['remove_bslash'] = true;
$css->settings['compress_colors'] = true;
$css->settings['compress_font-weight'] = true;
$css->settings['lowercase_s'] = true;
/**
* Initializes minifier
*
* @param string $engine
* @return void
*/
function init($engine)
{
switch ($engine) {
case 'yuijs':
Minify_YUICompressor::$tempDir = Util_File::create_tmp_dir();
Minify_YUICompressor::$javaExecutable = $this->_config->get_string('minify.yuijs.path.java');
Minify_YUICompressor::$jarFile = $this->_config->get_string('minify.yuijs.path.jar');
break;
case 'yuicss':
Minify_YUICompressor::$tempDir = Util_File::create_tmp_dir();
Minify_YUICompressor::$javaExecutable = $this->_config->get_string('minify.yuicss.path.java');
Minify_YUICompressor::$jarFile = $this->_config->get_string('minify.yuicss.path.jar');
break;
case 'ccjs':
Minify_ClosureCompiler::$tempDir = Util_File::create_tmp_dir();
Minify_ClosureCompiler::$javaExecutable = $this->_config->get_string('minify.ccjs.path.java');
Minify_ClosureCompiler::$jarFile = $this->_config->get_string('minify.ccjs.path.jar');
break;
}
}
/**
* Test minifier action
*
* @return void
*/
function w3tc_test_minifier()
{
$engine = Util_Request::get_string('engine');
$path_java = Util_Request::get_string('path_java');
$path_jar = Util_Request::get_string('path_jar');
$result = false;
$error = '';
if ($engine != 'googleccjs') {
if (!$path_java) {
$error = __('Empty JAVA executable path.', 'w3-total-cache');
} elseif (!$path_jar) {
$error = __('Empty JAR file path.', 'w3-total-cache');
}
}
if (empty($error)) {
switch ($engine) {
case 'yuijs':
Minify_YUICompressor::$tempDir = Util_File::create_tmp_dir();
Minify_YUICompressor::$javaExecutable = $path_java;
Minify_YUICompressor::$jarFile = $path_jar;
$result = Minify_YUICompressor::testJs($error);
break;
case 'yuicss':
Minify_YUICompressor::$tempDir = Util_File::create_tmp_dir();
Minify_YUICompressor::$javaExecutable = $path_java;
Minify_YUICompressor::$jarFile = $path_jar;
$result = Minify_YUICompressor::testCss($error);
break;
case 'ccjs':
Minify_ClosureCompiler::$tempDir = Util_File::create_tmp_dir();
Minify_ClosureCompiler::$javaExecutable = $path_java;
Minify_ClosureCompiler::$jarFile = $path_jar;
$result = Minify_ClosureCompiler::test($error);
break;
case 'googleccjs':
$result = Minify_JS_ClosureCompiler::test($error);
break;
default:
$error = __('Invalid engine.', 'w3-total-cache');
break;
}
}
$response = array('result' => $result, 'error' => $error);
echo json_encode($response);
}
/**
* Use Google Closure Compiler instead of JSMin
* This will make the first uncached visit painfully slow.
* Please *only* use this for development. Use regular cached files for deployment.
*/
function CompilerJS($js)
{
require_once 'Minify/ClosureCompiler.php';
Minify_ClosureCompiler::$jarFile = dirname(__FILE__) . '/lib/closure-compiler.jar';
Minify_ClosureCompiler::$tempDir = '/tmp';
return Minify_ClosureCompiler::minifyJs($js);
}
