NEW FEATURE: reuse random numbers from old games

[e-DoKo.git] / db.php

diff --git a/db.php b/db.php
index 935c8486660d3d8453596dc65fac6db4f587fe7d..a44436043228c57c132c9367425e58756aa6bfaf 100644 (file)
--- a/db.php
+++ b/db.php
@@ -764,4 +764,19 @@ function DB_get_PREF($myid)
     return;
 }
 
+function DB_get_unused_randomnumbers($userstr)
+{
+  $queryresult = mysql_query("SELECT randomnumbers,Game.id FROM Game ".
+                            "  LEFT JOIN Hand ON Hand.game_id=Game.id ".
+                            "                 AND  user_id not in (".$userstr.")".
+                            "  GROUP BY  Game.id ".
+                            "  HAVING num=4");
+  
+  $r = mysql_fetch_array($queryresult,MYSQL_NUM);
+  if($r)
+    return $r[0];
+  else
+    return "";
+}
+
 ?>
\ No newline at end of file