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120 lines
2.8 KiB
JavaScript
120 lines
2.8 KiB
JavaScript
/* Pi-hole: A black hole for Internet advertisements
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* (c) 2019 Pi-hole, LLC (https://pi-hole.net)
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* Network-wide ad blocking via your own hardware.
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*
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* This file is copyright under the latest version of the EUPL.
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* Please see LICENSE file for your rights under this license. */
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// This code has been taken from
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// https://datatables.net/plug-ins/sorting/ip-address
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// and was modified by the Pi-hole team to support
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// CIDR notation and be more robust against invalid
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// input data (like empty IP addresses)
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$.extend($.fn.dataTableExt.oSort, {
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"ip-address-pre": function (a) {
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// Skip empty fields (IP address might have expired or
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// reassigned to a differenct device)
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if (!a || a.length === 0) {
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return Infinity;
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}
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var i, item;
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// Use the first IP in case there is a list of IPs
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// for a given device
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if (Array.isArray(a)) {
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a = a[0];
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}
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var m = a.split("."),
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n = a.split(":"),
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x = "",
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xa = "",
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cidr = [];
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if (m.length === 4) {
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// IPV4 (possibly with CIDR)
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cidr = m[3].split("/");
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if (cidr.length === 2) {
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m.pop();
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m = m.concat(cidr);
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}
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for (i = 0; i < m.length; i++) {
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item = m[i];
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if (item.length === 1) {
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x += "00" + item;
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} else if (item.length === 2) {
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x += "0" + item;
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} else {
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x += item;
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}
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}
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} else if (n.length > 0) {
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// IPV6 (possibly with CIDR)
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var count = 0;
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for (i = 0; i < n.length; i++) {
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item = n[i];
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if (i > 0) {
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xa += ":";
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}
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if (item.length === 0) {
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count += 0;
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} else if (item.length === 1) {
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xa += "000" + item;
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count += 4;
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} else if (item.length === 2) {
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xa += "00" + item;
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count += 4;
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} else if (item.length === 3) {
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xa += "0" + item;
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count += 4;
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} else {
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xa += item;
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count += 4;
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}
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}
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// Padding the ::
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n = xa.split(":");
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var paddDone = 0;
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for (i = 0; i < n.length; i++) {
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item = n[i];
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if (item.length === 0 && paddDone === 0) {
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for (var padding = 0; padding < 32 - count; padding++) {
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x += "0";
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paddDone = 1;
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}
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} else {
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x += item;
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}
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}
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cidr = x.split("/");
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x = cidr[0];
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if (cidr.length === 2) {
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item = cidr[1];
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if (item.length === 1) {
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x += "00" + item;
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} else if (item.length === 2) {
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x += "0" + item;
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} else {
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x += item;
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}
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}
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}
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return x;
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},
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"ip-address-asc": function (a, b) {
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return a < b ? -1 : a > b ? 1 : 0;
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},
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"ip-address-desc": function (a, b) {
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return a < b ? 1 : a > b ? -1 : 0;
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}
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});
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