NEW FEATURE: use a better random generator

[e-DoKo.git] / functions.php

diff --git a/functions.php b/functions.php
index e30c81753fc74485eb301f174f5fa07d48d32e64..2d2277b4da4feeebc143ac06695d6ba6a26e7dfc 100644 (file)
--- a/functions.php
+++ b/functions.php
@@ -320,7 +320,14 @@ function  create_array_of_random_numbers($useridA,$useridB,$useridC,$useridD)
       for($i=0;$i<48;$i++)
        $r[$i]=$i+1;
       
-      shuffle($r); 
+      /* shuffle using a better random generator than the standard one */
+      for ($i = 0; $i <48; $i++)
+       {
+         $j = @mt_rand(0, $i);
+         $tmp = $r[$i];
+         $r[$i] = $r[$j];
+         $r[$j] = $tmp;
+       }
     };
 
   return $r;