Add numeric sort for column Users

get_online_session_communities.php

@@ -572,9 +572,9 @@
 
 			// test if active_users is valid
 			$active_users = $content["active_users"];
-			if($active_users == -1) {
+			/*if($active_users == -1) {
-				$active_users = "N/A";
+				$active_users = "N/A"; // this breaks sortTable()
-			}
+			}*/
 
 			$line =
 				"	<tr>" . PHP_EOL .

output/script.js

@@ -9,30 +9,40 @@ function sortTable(n) {
 	// Set the sorting direction to ascending:
 	dir = "asc";
 	/* Make a loop that will continue until
-  no switching has been done: */
+	 no switching has been don*e: */
 	while (switching) {
 		// Start by saying: no switching is done:
 		switching = false;
 		rows = table.rows;
-    /* Loop through all table rows (except the
+		// Loop through all table rows (except the first, which contains table headers):
-    first, which contains table headers): */
 		for (i = 1; i < (rows.length - 1); i++) {
 			// Start by saying there should be no switching:
 			shouldSwitch = false;
-      /* Get the two elements you want to compare,
+			// Get the two elements you want to compare, one from current row and one from the next:
-      one from current row and one from the next: */
 			x = rows[i].getElementsByTagName("TD")[n];
 			y = rows[i + 1].getElementsByTagName("TD")[n];
-      /* Check if the two rows should switch place,
+			// Check if the two rows should switch place, based on the direction, asc or desc:
-      based on the direction, asc or desc: */
 			if (dir == "asc") {
-        if (x.innerHTML.toLowerCase() > y.innerHTML.toLowerCase()) {
+				// If columns is users (3), sort numerically
+				if ( n == 3 ) {
+					if (Number(x.innerHTML) > Number(y.innerHTML)) {
+						shouldSwitch = true;
+						break;
+					}
+				} else if (x.innerHTML.toLowerCase() > y.innerHTML.toLowerCase()) {
 					// If so, mark as a switch and break the loop:
 					shouldSwitch = true;
 					break;
 				}
-      } else if (dir == "desc") {
+			}
-        if (x.innerHTML.toLowerCase() < y.innerHTML.toLowerCase()) {
+			else if (dir == "desc") {
+				if ( n == 3 ) {
+					// If columns is users (3), sort numerically
+					if (Number(x.innerHTML) < Number(y.innerHTML)) {
+						shouldSwitch = true;
+						break;
+					}
+				} else if (x.innerHTML.toLowerCase() < y.innerHTML.toLowerCase()) {
 					// If so, mark as a switch and break the loop:
 					shouldSwitch = true;
 					break;
@@ -40,15 +50,13 @@ function sortTable(n) {
 			}
 		}
 		if (shouldSwitch) {
-      /* If a switch has been marked, make the switch
+			// If a switch has been marked, make the switch and mark that a switch has been done:
-      and mark that a switch has been done: */
 			rows[i].parentNode.insertBefore(rows[i + 1], rows[i]);
 			switching = true;
 			// Each time a switch is done, increase this count by 1:
 			switchcount ++;
 		} else {
-      /* If no switching has been done AND the direction is "asc",
+			// If no switching has been done AND the direction is "asc", set the direction to "desc" and run the while loop again.
-      set the direction to "desc" and run the while loop again. */
 			if (switchcount == 0 && dir == "asc") {
 				dir = "desc";
 				switching = true;