arenas list

src/arenas_lists.php

@@ -0,0 +1,8 @@
+<?php
+arenas=array(
+    array(
+        'id'    => "tictactoe",
+        'url'   => "/tictactoe"
+    )
+    
+);

src/functions.php

@@ -0,0 +1,13 @@
+<?php
+function  arenas_get_list(){
+    include (__DIR__."/arenas_lists.php");
+    if(isset($_GET['arena'])){
+        foreach ($arenas as $arena){
+            if($arena['id'] == $_GET['arena']){
+                $arenas['current'] = $arena;
+                break;
+            }
+        }
+    }
+    return $arenas;
+}