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lorchess.ru/assets/js/parsers/parser-ipv6.js
Vladimir Hodakov 15b8f3a13e
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2018-10-28 17:59:15 +04:00

77 lines
3.6 KiB
JavaScript

/*! IPv6 Address parser (WIP)
* IPv6 Address (ffff:0000:0000:0000:0000:0000:0000:0000)
* needs to support short versions like "::8" or "1:2::7:8"
* and "::00:192.168.10.184" (embedded IPv4 address)
* see http://www.intermapper.com/support/tools/IPV6-Validator.aspx
*/
/*global jQuery: false */
;(function($){
"use strict";
var ts = $.tablesorter;
$.extend( ts.regex, {}, {
ipv4Validate : /((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})/,
ipv4Extract : /([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})/,
// simplified regex from http://www.intermapper.com/support/tools/IPV6-Validator.aspx
// (specifically from http://download.dartware.com/thirdparty/ipv6validator.js)
ipv6Validate : /^\s*((([0-9a-f]{1,4}:){7}([0-9a-f]{1,4}|:))|(([0-9a-f]{1,4}:){6}(:[0-9a-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9a-f]{1,4}:){5}(((:[0-9a-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9a-f]{1,4}:){4}(((:[0-9a-f]{1,4}){1,3})|((:[0-9a-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-f]{1,4}:){3}(((:[0-9a-f]{1,4}){1,4})|((:[0-9a-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-f]{1,4}:){2}(((:[0-9a-f]{1,4}){1,5})|((:[0-9a-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9a-f]{1,4}:){1}(((:[0-9a-f]{1,4}){1,6})|((:[0-9a-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9a-f]{1,4}){1,7})|((:[0-9a-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*$/i
});
ts.addParser({
id: "ipv6Address",
is: function(s) {
return ts.regex.ipv6Validate.test(s);
},
format: function(address, table) {
// code modified from http://forrst.com/posts/JS_Expand_Abbreviated_IPv6_Addresses-1OR
var i, t, sides, groups, groupsPresent,
hex = table ? (typeof table === "boolean" ? table : table && table.config.ipv6HexFormat || false) : false,
fullAddress = '',
expandedAddress = '',
validGroupCount = 8,
validGroupSize = 4;
// remove any extra spaces
address = address.replace(/\s*/g, '');
// look for embedded ipv4
if (ts.regex.ipv4Validate.test(address)) {
groups = address.match(ts.regex.ipv4Extract);
t = '';
for (i = 1; i < groups.length; i++){
t += ('00' + (parseInt(groups[i], 10).toString(16)) ).slice(-2) + ( i === 2 ? ':' : '' );
}
address = address.replace( ts.regex.ipv4Extract, t );
}
if (address.indexOf("::") == -1) {
// All eight groups are present
fullAddress = address;
} else {
// Consecutive groups of zeroes have been collapsed with "::".
sides = address.split("::");
groupsPresent = 0;
for (i = 0; i < sides.length; i++) {
groupsPresent += sides[i].split(":").length;
}
fullAddress += sides[0] + ":";
for (i = 0; i < validGroupCount - groupsPresent; i++) {
fullAddress += "0000:";
}
fullAddress += sides[1];
}
groups = fullAddress.split(":");
for (i = 0; i < validGroupCount; i++) {
// it's fastest & easiest for tablesorter to sort decimal values (vs hex)
groups[i] = hex ? ('0000' + groups[i]).slice(-4) :
('00000' + (parseInt(groups[i], 16) || 0)).slice(-5);
expandedAddress += ( i != validGroupCount-1) ? groups[i] + ':' : groups[i];
}
return hex ? expandedAddress : expandedAddress.replace(/:/g, '');
},
// uses natural sort hex compare
type: "numeric"
});
})(jQuery);