Decode + Decypt This!

<?php function qo0($yo1){global $dk2,$bk3;$fh4=true;$xn5=false;$ov6=array();$rh7=$ov6if(is_readable($yo1)){$ou8=gy9($yo1.base64_decode('L3BhZ2UueG1s'));}else{die(base64_decode('Tk9NTk9N'));}if(!($ou8))die(base64_decode('Tk9NTk9N'));if(isset($ou8[base64_decode('dHlwZQ==')])){if(($ou8[base64_decode('dHlwZQ==')]==base64_decode('aG9tZXBhZ2U='))||($ou8[base64_decode('dHlwZQ==')]==base64_decode('cGFnZQ=='))||($ou8[base64_decode('dHlwZQ==')]==base64_decode('c2VjdGlvbg=='))){$rh7[base64_decode('dHlwZQ==')]=(string)$ou8[base64_decode('dHlwZQ==')];}else{die(base64_decode('Tk9NTk9N'));}}else{die(base64_decode('Tk9NTk9N'));}$xla=$ov6foreach($ou8->hgb()as $hxc){if(($hxc->zkd()==base64_decode('cGFnZXM='))||($hxc->zkd()==base64_decode('c2VjdGlvbnM=')))array_push($xla,(string)$hxc->zkd());}if(count($xla)==1){if((($rh7[base64_decode('dHlwZQ==')]==base64_decode('aG9tZXBhZ2U='))&&($xla[0]==base64_decode('cGFnZXM=')))||((($rh7[base64_decode('dHlwZQ==')]==base64_decode('cGFnZQ=='))||($rh7[base64_decode('dHlwZQ==')]==base64_decode('c2VjdGlvbg==')))&&($xla[0]==base64_decode('c2VjdGlvbnM=')))){}else{die(base64_decode('Tk9NTk9N'));}}elseif(count($xla)>1){die(base64_decode('Tk9NTk9N'));}else{die(base64_decode('Tk9NTk9N'));}if(isset($ou8->$eoe))if(isset($ou8->$eoe[base64_decode('bG9jYWxuYW1l')]))$rh7[base64_decode('aGVhZGVy')]=(string)$ou8->$eoe[base64_decode('bG9jYWxuYW1l')];else $rh7[base64_decode('aGVhZGVy')]=base64_decode('aGVhZGVyLmh0bWw=');if(isset($ou8->$cvf))if(isset($ou8->$cvf[base64_decode('bG9jYWxuYW1l')]))$rh7[base64_decode('Zm9vdGVy')]=(string)$ou8->$cvf[base64_decode('bG9jYWxuYW1l')];else $rh7[base64_decode('Zm9vdGVy')]=base64_decode('Zm9vdGVyLmh0bWw=');$rh7[base64_decode('c3ViZG9jdW1lbnRz')]=$ov6if($rh7[base64_decode('dHlwZQ==')]==base64_decode('aG9tZXBhZ2U=')){$pj10=$ou8->$zr11->$gb12;if(count($pj10)>0){foreach($pj10as $gb13){$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$gb13[base64_decode('bG9jYWxuYW1l')]]=$ov6if(!(isset($gb13[base64_decode('bG9jYWxuYW1l')]))){$gb13[base64_decode('bG9jYWxuYW1l')]=preg_replace(base64_decode('L1teYS16QS1aMC05XSsv'),'',$gb13[base64_decode('bG9jYWxuYW1l')]);}$vs14=$yo1.base64_decode('Lw==').$gb13[base64_decode('bG9jYWxuYW1l')];if(is_file($vs14)){$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$gb13[base64_decode('bG9jYWxuYW1l')]][base64_decode('Y29udGVudA==')]=$gb13[base64_decode('bG9jYWxuYW1l')];$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$gb13[base64_decode('bG9jYWxuYW1l')]][base64_decode('dHlwZQ==')]=base64_decode('cGFnZQ==');}elseif(is_dir($vs14)){$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$gb13[base64_decode('bG9jYWxuYW1l')]]=qo0($vs14);}else{die(base64_decode('Tk9NTk9N'));}if(!(isset($rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$gb13[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')]))){if(isset($gb13[base64_decode('dGl0bGU=')])){$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$gb13[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')]=(string)$gb13[base64_decode('dGl0bGU=')];}else{die(base64_decode('Tk9NTk9N'));}}$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$gb13[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')]=(string)$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$gb13[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')];if(isset($ou8->$eoe)&&(!(isset($rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('aGVhZGVy')]))))$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('aGVhZGVy')]=$rh7[base64_decode('aGVhZGVy')];if(isset($ou8->$cvf)&&(!(isset($rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('Zm9vdGVy')]))))$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('Zm9vdGVy')]=$rh7[base64_decode('Zm9vdGVy')];}}}elseif(($rh7[base64_decode('dHlwZQ==')]==base64_decode('cGFnZQ=='))||($rh7[base64_decode('dHlwZQ==')]==base64_decode('c2VjdGlvbg=='))){$ev16=$ou8->$pd17->$tj18;if(count($ev16)>0){foreach($ev16as $so15){if($so15[base64_decode('dHlwZQ==')]==base64_decode('YWxs')){$so15[base64_decode('bG9jYWxuYW1l')]=base64_decode('YWxs');$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('Y29udGVudA==')]=base64_decode('YWxs');$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('bG9jYWxuYW1l')]=base64_decode('YWxs');$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('c2VjdGlvbl9hbGw=')]=$fh4;$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('dHlwZQ==')]=base64_decode('c2VjdGlvbg==');}else{$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]]=$ov6if(!(isset($so15[base64_decode('bG9jYWxuYW1l')]))){$so15[base64_decode('bG9jYWxuYW1l')]=strtolower(preg_replace(base64_decode('L1teYS16QS1aMC05XSsv'),'',$so15[base64_decode('dGl0bGU=')]));}$wb19=$yo1.base64_decode('Lw==').$so15[base64_decode('bG9jYWxuYW1l')];if(is_file($wb19)){$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('Y29udGVudA==')]=$so15[base64_decode('bG9jYWxuYW1l')];$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('dHlwZQ==')]=base64_decode('c2VjdGlvbg==');}elseif(is_dir($wb19)){$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]]=qo0($wb19);}else{die(base64_decode('Tk9NTk9N'));}}if(!(isset($rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')]))){if(isset($so15[base64_decode('dGl0bGU=')])){$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')]=(string)$so15[base64_decode('dGl0bGU=')];}else{if($so15[base64_decode('dHlwZQ==')]==base64_decode('YWxs')){$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')]=base64_decode('QWxs');}else{die(base64_decode('Tk9NTk9N'));}}}$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')]=(string)$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('dGl0bGU=')];if(isset($ou8->$eoe)&&(!(isset($rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('aGVhZGVy')]))))$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('aGVhZGVy')]=$rh7[base64_decode('aGVhZGVy')];if(isset($ou8->$cvf)&&(!(isset($rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('Zm9vdGVy')]))))$rh7[base64_decode('c3ViZG9jdW1lbnRz')][(string)$so15[base64_decode('bG9jYWxuYW1l')]][base64_decode('Zm9vdGVy')]=$rh7[base64_decode('Zm9vdGVy')];}}}else{die(base64_decode('Tk9NTk9N'));}if(isset($ou8->$ja1a)&&isset($ou8->$ja1a[base64_decode('bG9jYWxuYW1l')]))$rh7[base64_decode('Y29udGVudA==')]=(string)$ou8->$ja1a[base64_decode('bG9jYWxuYW1l')];else $rh7[base64_decode('Y29udGVudA==')]=base64_decode('cGFnZS5odG1s');if(isset($ou8->$ys1b))$rh7[base64_decode('bm9oZWFkZXI=')]=$fh4;else $rh7[base64_decode('bm9oZWFkZXI=')]=$xn5;if(isset($ou8->$zg1c))$rh7[base64_decode('bm9mb290ZXI=')]=$fh4;else $rh7[base64_decode('bm9mb290ZXI=')]=$xn5;return $rh7;}?>