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";
}
}
/**
* Test minifier action
*
* @return void
*/
function action_test_minifier()
{
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$engine = W3_Request::get_string('engine');
$path_java = W3_Request::get_string('path_java');
$path_jar = W3_Request::get_string('path_jar');
$result = false;
$error = '';
if (!$path_java) {
$error = __('Empty JAVA executable path.', 'w3-total-cache');
} elseif (!$path_jar) {
$error = __('Empty JAR file path.', 'w3-total-cache');
} else {
switch ($engine) {
case 'yuijs':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/YUICompressor.php');
Minify_YUICompressor::setPathJava($path_java);
Minify_YUICompressor::setPathJar($path_jar);
$result = Minify_YUICompressor::testJs($error);
break;
case 'yuicss':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/YUICompressor.php');
Minify_YUICompressor::setPathJava($path_java);
Minify_YUICompressor::setPathJar($path_jar);
$result = Minify_YUICompressor::testCss($error);
break;
case 'ccjs':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/ClosureCompiler.php');
Minify_ClosureCompiler::setPathJava($path_java);
Minify_ClosureCompiler::setPathJar($path_jar);
$result = Minify_ClosureCompiler::test($error);
break;
default:
$error = __('Invalid engine.', 'w3-total-cache');
break;
}
}
$response = array('result' => $result, 'error' => $error);
echo json_encode($response);
}
// //print_r($test);
// list($before) = str_split($contents, $test[2][1]+1); // fetches all the text before the match
// $line_number = strlen($before) - strlen(str_replace("\n", "", $before)) + 1;
// $warnings[] = "Uncommented console output found building $core_name in: $filePath on line: $line_number";
//}
//$core_files[$core_name] .= Minify_ClosureCompiler::minify(file_get_contents($filePath), array());
checkConsoleLog($contents, $warnings, "Console output found in: {$filePath} on line:");
} else {
$errors[] = "Unable to find Javascript file for {$core_name}: {$filePath}";
}
}
if (!count($errors)) {
// Strip console.xxx
//$core_files[$core_name] = preg_replace('/(;|\s)*console\.(log|debug|info|warn|error|assert|dir|dirxml|trace|group|groupEnd|time|timeEnd|profile|profileEnd|count)\s*\(.*?\)\s*;/m',';',$core_files[$core_name]);
// Compile
$core_files[$core_name] = Minify_ClosureCompiler::minify($core_files[$core_name], array());
//$core_files[$core_name] = Minify_YUICompressor::minifyJs($core_files[$core_name], array());
}
}
$change_count = 0;
if (!count($errors)) {
// Create Core path if needed:
if (!file_exists($pathToCore)) {
if (!@mkdir($pathToCore)) {
$errors[] = "Unable to access or create core script path: {$pathToCore}";
}
}
// Create Core CSS and JS files
if (!count($errors)) {
foreach ($core_files as $core_name => $core) {
$file = $pathToCore . "/{$core_name}";
public static function setPathJar($pathJar)
{
self::$_pathJar = $pathJar;
}
/**
* Initializes minifier
*
* @param string $engine
* @return void
*/
function init($engine)
{
switch ($engine) {
case 'js':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/JSMin.php');
break;
case 'css':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/CSS.php');
break;
case 'yuijs':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/YUICompressor.php');
Minify_YUICompressor::setPathJava($this->_config->get_string('minify.yuijs.path.java'));
Minify_YUICompressor::setPathJar($this->_config->get_string('minify.yuijs.path.jar'));
break;
case 'yuicss':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/YUICompressor.php');
Minify_YUICompressor::setPathJava($this->_config->get_string('minify.yuicss.path.java'));
Minify_YUICompressor::setPathJar($this->_config->get_string('minify.yuicss.path.jar'));
break;
case 'ccjs':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/ClosureCompiler.php');
Minify_ClosureCompiler::setPathJava($this->_config->get_string('minify.ccjs.path.java'));
Minify_ClosureCompiler::setPathJar($this->_config->get_string('minify.ccjs.path.jar'));
break;
case 'csstidy':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/CSSTidy.php');
break;
case 'html':
case 'htmlxml':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/HTML.php');
break;
case 'htmltidy':
case 'htmltidyxml':
w3_require_once(W3TC_LIB_MINIFY_DIR . '/Minify/HTMLTidy.php');
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);
}
/**
* 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 = $this->_config->get_string('minify.ccjs.path.jar');
break;
}
}
/**
* Use Google Closure Compiler instead of JSMin
* This will make the first uncached visit painfully slow.
* Please *only* use this for development. Use regular cached files for deployment.
*/
function CompilerJS($js)
{
require_once 'Minify/ClosureCompiler.php';
Minify_ClosureCompiler::$jarFile = dirname(__FILE__) . '/lib/closure-compiler.jar';
Minify_ClosureCompiler::$tempDir = '/tmp';
return Minify_ClosureCompiler::minifyJs($js);
}