New - sorting: IPv6 support from Dominique Fournier (dominiquefournier)

- Fixes #58

sorting/ip-address.js

@@ -1,11 +1,11 @@
 /**
- * Sorts a column containing IP addresses in typical dot notation. This can 
- * be most useful when using DataTables for a networking application, and 
- * reporting information containing IP address. Also has a matching type 
- * detection plug-in for automatic type detection.
+ * Sorts a column containing IP addresses (IPv4 and IPv6) in typical dot
+ * notation / colon. This can be most useful when using DataTables for a
+ * networking application, and reporting information containing IP address.
  *
  *  @name IP addresses 
  *  @summary Sort IP addresses numerically
+ *  @author Dominique Fournier
  *  @author Brad Wasson
  *
  *  @example
@@ -18,16 +18,75 @@
 
 jQuery.extend( jQuery.fn.dataTableExt.oSort, {
 	"ip-address-pre": function ( a ) {
-		var m = a.split("."), x = "";
-
-		for(var i = 0; i < m.length; i++) {
-			var item = m[i];
-			if(item.length == 1) {
-				x += "00" + item;
-			} else if(item.length == 2) {
-				x += "0" + item;
-			} else {
-				x += item;
+		var i, item;
+		var m = a.split("."),
+			n = a.split(":"),
+			x = "",
+			xa = "";
+
+		if (m.length == 4) {
+			// IPV4
+			for(i = 0; i < m.length; i++) {
+				item = m[i];
+
+				if(item.length == 1) {
+					x += "00" + item;
+				}
+				else if(item.length == 2) {
+					x += "0" + item;
+				}
+				else {
+					x += item;
+				}
+			}
+		}
+		else if (n.length > 0) {
+			// IPV6
+			var count = 0;
+			for(i = 0; i < n.length; i++) {
+				item = n[i];
+
+				if (i > 0) {
+					xa += ":";
+				}
+
+				if(item.length === 0) {
+					count += 0;
+				}
+				else if(item.length == 1) {
+					xa += "000" + item;
+					count += 4;
+				}
+				else if(item.length == 2) {
+					xa += "00" + item;
+					count += 4;
+				}
+				else if(item.length == 3) {
+					xa += "0" + item;
+					count += 4;
+				}
+				else {
+					xa += item;
+					count += 4;
+				}
+			}
+
+			// Padding the ::
+			n = xa.split(":");
+			var paddDone = 0;
+
+			for (i = 0; i < n.length; i++) {
+				item = n[i];
+
+				if (item.length === 0 && paddDone === 0) {
+					for (var padding = 0 ; padding < (32-count) ; padding++) {
+						x += "0";
+						paddDone = 1;
+					}
+				}
+				else {
+					x += item;
+				}
 			}
 		}
 
@@ -41,4 +100,4 @@ jQuery.extend( jQuery.fn.dataTableExt.oSort, {
 	"ip-address-desc": function ( a, b ) {
 		return ((a < b) ? 1 : ((a > b) ? -1 : 0));
 	}
-} );
+});