PHP Decode

function mo_openid_get_redirect_url()
{
    $pt = isset($_COOKIE["\162\145\x64\151\x72\x65\143\164\137\143\165\162\162\x65\156\164\x5f\x75\x72\x6c"]) ? $_COOKIE["\162\x65\144\151\x72\145\143\x74\x5f\143\x75\162\x72\145\x6e\x74\137\165\x72\x6c"] : '';
    $dF = strpos($_SERVER["\x52\x45\121\125\105\x53\124\x5f\125\122\x49"], "\57\x6f\x70\x65\156\x69\x64\x63\x61\x6c\x6c\x62\141\143\x6b");
    if ($dF === false) {
        goto vr;
    }
    $wN = explode("\x2f\x6f\160\x65\x6e\x69\144\143\x61\x6c\154\142\141\x63\153", $_SERVER["\122\105\x51\x55\105\x53\x54\137\125\x52\111"]);
    $ey = $wN[0];
    $x6 = explode("\57\x6f\160\x65\x6e\x69\144\x63\x61\154\154\x62\141\x63\x6b", $pt);
    $pt = $x6[0];
    goto VC;
    vr:
    $ey = str_replace("\77\157\160\x74\x69\157\156\x3d\x6d\157\157\x70\145\x6e\x69\x64", '', $_SERVER["\x52\x45\121\x55\x45\123\124\137\x55\122\111"]);
    $pt = str_replace("\x3f\x6f\x70\164\151\x6f\x6e\75\155\x6f\157\x70\x65\156\x69\x64", '', $pt);
    VC:
    $OU = get_option("\155\157\x5f\x6f\x70\145\x6e\151\x64\137\x6c\157\147\151\x6e\137\162\x65\144\151\162\x65\x63\164");
    $zt = site_url();
    if ($OU == "\x73\141\x6d\145") {
        goto jF;
    }
    if ($OU == "\x68\x6f\x6d\x65\160\x61\x67\145") {
        goto Tm;
    }
    if ($OU == "\144\x61\x73\x68\142\x6f\141\x72\x64") {
        goto uy;
    }
    if ($OU == "\143\165\x73\164\x6f\x6d") {
        goto xy;
    }
    if (!($OU == "\x72\x65\154\141\164\x69\166\145")) {
        goto q0;
    }
    $zt = site_url() . (null !== get_option("\155\157\x5f\157\160\x65\x6e\151\144\x5f\162\x65\x6c\141\164\x69\x76\145\x5f\154\157\147\151\x6e\137\162\x65\144\x69\x72\x65\143\164\x5f\x75\162\x6c") ? get_option("\155\157\137\157\160\145\x6e\151\144\x5f\162\145\x6c\141\x74\x69\166\x65\137\x6c\157\x67\x69\x6e\x5f\x72\145\144\x69\x72\145\x63\x74\137\x75\162\154") : '');
    q0:
    goto AZ;
    xy:
    $zt = get_option("\155\157\137\157\160\145\156\x69\x64\137\154\157\147\x69\156\x5f\162\145\144\151\162\x65\x63\164\x5f\x75\162\x6c");
    AZ:
    goto Bm;
    uy:
    $zt = admin_url();
    Bm:
    goto OX;
    Tm:
    $zt = site_url();
    OX:
    goto dB;
    jF:
    if (!is_null($pt)) {
        goto gc;
    }
    if (isset($_SERVER["\x48\x54\124\120\x53"]) && !empty($_SERVER["\x48\x54\x54\120\x53"]) && $_SERVER["\110\124\124\x50\x53"] != "\157\146\146") {
        goto Jq;
    }
    $xw = "\x68\x74\x74\x70\x3a\x2f\57";
    goto MM;
    Jq:
    $xw = "\x68\164\x74\160\x73\x3a\x2f\57";
    MM:
    $zt = urldecode(html_entity_decode(esc_url($xw . $_SERVER["\110\124\x54\x50\x5f\110\x4f\x53\x54"] . $ey)));
    if (!(html_entity_decode(esc_url(remove_query_arg("\163\163\x5f\x6d\x65\x73\163\141\147\145", $zt))) == wp_login_url() || strpos($_SERVER["\122\x45\121\125\x45\x53\124\137\x55\x52\x49"], "\x77\x70\x2d\154\157\147\151\x6e\x2e\160\150\160") !== FALSE || strpos($_SERVER["\x52\x45\x51\x55\x45\123\x54\137\125\x52\111"], "\167\160\55\x61\x64\155\x69\156") !== FALSE)) {
        goto ky;
    }
    $zt = site_url() . "\x2f";
    ky:
    goto XZ;
    gc:
    if (strpos($pt, get_option("\x73\151\x74\145\165\162\154") . "\57\167\160\55\x6c\157\x67\151\x6e\x2e\160\x68\x70") !== false) {
        goto nA;
    }
    $zt = $pt;
    goto Vr;
    nA:
    $zt = get_option("\x73\x69\164\x65\x75\162\x6c");
    Vr:
    XZ:
    dB:
    if (strpos($zt, "\77") !== FALSE) {
        goto fg;
    }
    $zt .= get_option("\155\x6f\x5f\157\x70\145\x6e\151\144\x5f\141\x75\x74\157\137\x72\145\x67\151\x73\164\x65\x72\137\x65\156\141\x62\x6c\145") ? '' : "\x3f\141\x75\164\x6f\162\145\x67\151\x73\x74\x65\162\75\x66\x61\x6c\163\x65";
    goto Tt;
    fg:
    $zt .= get_option("\155\157\x5f\157\x70\x65\x6e\x69\144\x5f\x61\x75\x74\157\x5f\x72\x65\x67\151\x73\164\x65\x72\137\x65\x6e\x61\x62\154\145") ? '' : "\x26\141\x75\x74\157\162\x65\147\x69\163\x74\145\162\75\146\141\154\163\145";
    Tt:
    return $zt;
}