Add custom portsort js based upon natural sort plug-in for port sorting in DataTables

Netdisco/share/public/javascripts/portsort.js

@@ -0,0 +1,68 @@
+/**
+ * The following plug-in uses a modified version of the [naturalSort() function by Jim
+ * Palmer](http://www.overset.com/2008/09/01/javascript-natural-sort-algorithm-with-unicode-support) to provide natural sorting in DataTables.
+ *
+ *  @name portsort.js
+ *  @summary Sort network device port names with a mix of numbers and letters with modified natural sort.
+ *  @author [Jim Palmer](http://www.overset.com/2008/09/01/javascript-natural-sort-algorithm-with-unicode-support)
+ *
+ *  @example
+ *    $('#example').dataTable( {
+ *       columnDefs: [
+ *         { type: 'portsort', targets: 0 }
+ *       ]
+ *    } );
+ */
+
+(function() {
+
+/*
+ * Based upon the Natural Sort algorithm for Javascript
+ * Version 0.7 - Released under MIT license
+ * Author: Jim Palmer (based on chunking idea from Dave Koelle)
+ * Contributors: Mike Grier (mgrier.com), Clint Priest, Kyle Adams, guillermo
+ * See: http://js-naturalsort.googlecode.com/svn/trunk/naturalSort.js
+ */
+function portSort (a, b) {
+	var re = /(^(-?\.?[0-9]*)[df]?e?[0-9]?$|^0x[0-9a-f]+$|[0-9]+)/gi,
+        // string regex
+		sre = /(^[ ]*|[ ]*$)/g,
+        // octal regex
+		ore = /^0/,
+		// convert all to strings and trim()
+		x = a.toString().replace(sre, '') || '',
+		y = b.toString().replace(sre, '') || '';
+        // hack for foundry "10GigabitEthernet" -> cisco-like "TenGigabitEthernet"
+        x = x.replace(/^10GigabitEthernet/, 'GigabitEthernet');
+        y = y.replace(/^10GigabitEthernet/, 'GigabitEthernet');
+		// chunk/tokenize
+	var xN = x.replace(re, '\0$1\0').replace(/\0$/,'').replace(/^\0/,'').split('\0'),
+		yN = y.replace(re, '\0$1\0').replace(/\0$/,'').replace(/^\0/,'').split('\0');
+	for(var cLoc=0, numS=Math.max(xN.length, yN.length); cLoc < numS; cLoc++) {
+		// find floats not starting with '0', string or 0 if not defined (Clint Priest)
+		var oFxNcL = !(xN[cLoc] || '').match(ore) && parseFloat(xN[cLoc]) || xN[cLoc] || 0;
+		var oFyNcL = !(yN[cLoc] || '').match(ore) && parseFloat(yN[cLoc]) || yN[cLoc] || 0;
+		// handle numeric vs string comparison - number < string - (Kyle Adams)
+		if (isNaN(oFxNcL) !== isNaN(oFyNcL)) return (isNaN(oFxNcL)) ? 1 : -1; 
+		// rely on string comparison if different types - i.e. '02' < 2 != '02' < '2'
+		else if (typeof oFxNcL !== typeof oFyNcL) {
+			oFxNcL += ''; 
+			oFyNcL += ''; 
+		}
+		if (oFxNcL < oFyNcL) return -1;
+		if (oFxNcL > oFyNcL) return 1;
+	}
+	return 0;
+}
+
+jQuery.extend( jQuery.fn.dataTableExt.oSort, {
+	"portsort-asc": function ( a, b ) {
+		return portSort(a,b);
+	},
+
+	"portsort-desc": function ( a, b ) {
+		return portSort(a,b) * -1;
+	}
+} );
+
+}());