js-css-minify

	// ================ js obfuscation  ============= //
	// https://www.javascriptdeobfuscator.com/
	// http://deobfuscatejavascript.com/
	public function get_obfuscated_wiseloop($content, $ar=array()){
		$array= array(
			'js'		=> $content,
			'doDecoy'	=> (!empty($ar["doDecoy"])? $ar["doDecoy"] : false),
			'doMinify'	=> (!empty($ar["doMinify"])? $ar["doMinify"] : true),
			'doLockDomain'	=>(!empty($ar["doLockDomain"])? $ar["doLockDomain"] : false),
			'doScrambleVars'=>(!empty($ar["doScrambleVars"])? $ar["doScrambleVars"] : false),
			'encryptionLevel'=>(!empty($ar["encryptionLevel"])? $ar["encryptionLevel"] : false),
		);
		return get_remote_data('http://wiseloop.com/wl.cms.storage.ext/wiseloop/php-javascript-obfuscator/bin/jso.php', $array);
	}

	public function get_obfuscated_heroku_app($content, $ar=array()){
		$array= array(
			"code" => $content,
			"options" => array (
				"compact"					=> (!empty($ar["compact"])? $ar["compact"] : true),
				"selfDefending"				=> (!empty($ar["selfDefending"])? $ar["selfDefending"] : true),
				"disableConsoleOutput"		=> (!empty($ar["disableConsoleOutput"])? $ar["disableConsoleOutput"] : false),
				"debugProtection"			=> (!empty($ar["debugProtection"])? $ar["debugProtection"] : false),
				"debugProtectionInterval"	=> (!empty($ar["debugProtectionInterval"])? $ar["debugProtectionInterval"] : false),
				"stringArray"				=> (!empty($ar["stringArray"])? $ar["stringArray"] : true),
				"rotateStringArray"			=> (!empty($ar["rotateStringArray"])? $ar["rotateStringArray"] : true),
				"rotateStringArrayEnabled"	=> (!empty($ar["rotateStringArrayEnabled"])? $ar["rotateStringArrayEnabled"] : true),
				"stringArrayThreshold"		=> (!empty($ar["stringArrayThreshold"])? $ar["stringArrayThreshold"] : 0.8),
				"stringArrayThresholdEnabled"=>(!empty($ar["stringArrayThresholdEnabled"])? $ar["stringArrayThresholdEnabled"] : false),
				"stringArrayEncoding"		=> (!empty($ar["stringArrayEncoding"])? $ar["stringArrayEncoding"] : "false"),
				"stringArrayEncodingEnabled"=> (!empty($ar["stringArrayEncodingEnabled"])? $ar["stringArrayEncodingEnabled"] : true),
				"sourceMap"					=> (!empty($ar["sourceMap"])? $ar["sourceMap"] : false),
				"sourceMapMode"				=> (!empty($ar["sourceMapMode"])? $ar["sourceMapMode"] : "off"),
				"sourceMapBaseUrl"			=> (!empty($ar["sourceMapBaseUrl"])? $ar["sourceMapBaseUrl"] : ""),
				"sourceMapFileName"			=> (!empty($ar["sourceMapFileName"])? $ar["sourceMapFileName"] : ""),
				"sourceMapSeparate"			=> (!empty($ar["sourceMapSeparate"])? $ar["sourceMapSeparate"] : false),
				"domainLock"				=> (!empty($ar["domainLock"])? $ar["domainLock"] : array()),
				"reservedNames"				=> (!empty($ar["reservedNames"])? $ar["reservedNames"] : array()),
				"seed"						=> (!empty($ar["seed"])? $ar["seed"] : 0),
				"controlFlowFlatteningThreshold"=> (!empty($ar["controlFlowFlatteningThreshold"])? $ar["controlFlowFlatteningThreshold"] : 0.75),
				"controlFlowFlattening"		=> (!empty($ar["controlFlowFlattening"])? $ar["controlFlowFlattening"] : false),
				"deadCodeInjectionThreshold"=> (!empty($ar["deadCodeInjectionThreshold"])? $ar["deadCodeInjectionThreshold"] : 0.4),
				"deadCodeInjection"			=> (!empty($ar["deadCodeInjection"])? $ar["deadCodeInjection"] : false),
				"mangle"					=> (!empty($ar["mangle"])? $ar["mangle"] : false),
				"unicodeEscapeSequence"		=> (!empty($ar["unicodeEscapeSequence"])? $ar["unicodeEscapeSequence"] : false),
				"renameGlobals"				=> (!empty($ar["renameGlobals"])? $ar["renameGlobals"] : false),
				"target"					=> (!empty($ar["target"])? $ar["target"] : "browser"),
			)
		);
		$answer= get_remote_data('https://javascriptobfuscator.herokuapp.com/obfuscate', json_encode($array) );
		return json_decode($answer,true)["code"];
	}

	public function get_minified($content, $ar=array()){
		$array= array(
			'output_format' => 'json',
			//'output_info' => 'warnings',
			//'output_info' => 'errors',
			//'output_info' => 'statistics',
			'output_info' => 'compiled_code',
			'compilation_level' => (!empty($ar["compilation_level"])? $ar["compilation_level"] : "SIMPLE_OPTIMIZATIONS"), // 'SIMPLE_OPTIMIZATIONS',  //WHITESPACE_ONLY,  ADVANCED_OPTIMIZATIONS
			'warning_level' => 'default',
			'output_file_name' => 'default.js',
			'js_code'	=> $content
		);
		$answer= get_remote_data('https://closure-compiler.appspot.com/compile', $array );
		return json_decode($answer,true)["compiledCode"];
	}

	public function get_obfuscated_js($content, $level){
		if (empty($level))
			$content=$content;
		if (!empty($level['heroku']) || in_array('heroku',$level) )
			$content=get_obfuscated_heroku_app($content, array() );
		if (!empty($level['wiseloop']) || in_array('wiseloop',$level) )
			$content=get_obfuscated_wiseloop($content, array() );
		if (!empty($level['closure']) || in_array('closure',$level) )
			$content=get_minified($content, array() );
		return $content;
		//return get_remote_data('https://itask.software/tools/js-obfuscator', array('js_content'=>$content, 'obfuscate_wl'=>0, 'obfuscate_closure'=>1, 'obfuscate_heroku'=>0)  );
	}


	public function output_obufscated_js($func_name=false, $level=array(), $dir=__DIR__, $enable_localhost=false)
	{
		//vx(debug_backtrace()[1]['function']);
		$javascriptCode =   get_current_buffer_clean($func_name);
		header("Content-type: application/javascript");
		if(!defined('$this->test_environment')) {  define('$this->test_environment',	((in_array($_SERVER['HTTP_HOST'], array('localhost','127.0.0.1' ) )) ?  true : false ) );  }

		if($enable_localhost && $this->test_environment) {
			return $javascriptCode;
		}
		else{
			$file=  ($dir ?: __DIR__) .'/___tmp_my_scripts_encoded_'.md5($javascriptCode).'.js';
			if(file_exists($file) || $this->file_put_contents($file, get_obfuscated_js($javascriptCode, $level))){
				return $this->file_get_contents($file);
			}
		}
	}

	// ============ obfuscated js ===========//



	// css minify //
	public function minify_css2($css_content)
	{
		// some of the following functions to minimize the css-output are directly taken
		// from the awesome CSS JS Booster: https://github.com/Schepp/CSS-JS-Booster
		// all credits to Christian Schaefer: http://twitter.com/derSchepp
		// remove comments
		$css = preg_replace('!/\*[^*]*\*+([^/][^*]*\*+)*/!', '', $css);
		// backup values within single or double quotes
		preg_match_all('/(\'[^\']*?\'|"[^"]*?")/ims', $css, $hit, PREG_PATTERN_ORDER);
		for ($i=0; $i < count($hit[1]); $i++) {
			$css = str_replace($hit[1][$i], '##########' . $i . '##########', $css);
		}
		// remove traling semicolon of selector's last property
		$css = preg_replace('/;[\s\r\n\t]*?}[\s\r\n\t]*/ims', "}\r\n", $css);
		// remove any whitespace between semicolon and property-name
		$css = preg_replace('/;[\s\r\n\t]*?([\r\n]?[^\s\r\n\t])/ims', ';$1', $css);
		// remove any whitespace surrounding property-colon
		$css = preg_replace('/[\s\r\n\t]*:[\s\r\n\t]*?([^\s\r\n\t])/ims', ':$1', $css);
		// remove any whitespace surrounding selector-comma
		$css = preg_replace('/[\s\r\n\t]*,[\s\r\n\t]*?([^\s\r\n\t])/ims', ',$1', $css);
		// remove any whitespace surrounding opening parenthesis
		$css = preg_replace('/[\s\r\n\t]*{[\s\r\n\t]*?([^\s\r\n\t])/ims', '{$1', $css);
		// remove any whitespace between numbers and units
		$css = preg_replace('/([\d\.]+)[\s\r\n\t]+(px|em|pt|%)/ims', '$1$2', $css);
		// shorten zero-values
		$css = preg_replace('/([^\d\.]0)(px|em|pt|%)/ims', '$1', $css);
		// constrain multiple whitespaces
		$css = preg_replace('/\p{Zs}+/ims',' ', $css);
		// remove newlines
		$css = str_replace(array("\r\n", "\r", "\n"), '', $css);
		// Restore backupped values within single or double quotes
		for ($i=0; $i < count($hit[1]); $i++) {
			$css = str_replace('##########' . $i . '##########', $hit[1][$i], $css);
		}
		return $css;
	}

	public function minify_css1($css_content)
	{
		$url = 'https://cssminifier.com/raw';
		$ch = curl_init();
		curl_setopt_array($ch, [
			CURLOPT_URL => $url,
			CURLOPT_RETURNTRANSFER => true,
			CURLOPT_POST => true,
			CURLOPT_HTTPHEADER => ["Content-Type: application/x-www-form-urlencoded"],
			CURLOPT_POSTFIELDS => http_build_query([ "input" => $css_content ])
		]);
		$minified = curl_exec($ch);
		curl_close($ch);
		return $minified;
	}