NEW FEATURE: show exchanged cards in poverty pre-game phase

[e-DoKo.git] / include / db.php

diff --git a/include/db.php b/include/db.php
index 514bde271a48f2ce976c664ba94ff25c4211adb6..27d639ebe3a7da832a7a30a55bccf33b4cc6ea25 100644 (file)
--- a/include/db.php
+++ b/include/db.php
@@ -439,6 +439,24 @@ function DB_get_all_names()
   $names  = array();
 
   $result = DB_query("SELECT fullname FROM User");
+
+  while($r = DB_fetch_array($result))
+    $names[] = $r[0];
+
+  return $names;
+}
+
+function DB_get_all_user_names_open_for_games()
+{
+  $names  = array();
+
+  DB_query("DROP   TEMPORARY TABLE IF EXISTS Usertmp;");
+  DB_query("CREATE TEMPORARY TABLE Usertmp SELECT id,fullname FROM User;");
+  DB_query("DELETE FROM Usertmp WHERE id IN (SELECT user_id FROM User_Prefs WHERE pref_key='open for games' and value='no')");
+
+  $result = DB_query("SELECT fullname FROM Usertmp");
+  DB_query("DROP   TEMPORARY TABLE IF EXISTS Usertmp;");
+
   while($r = DB_fetch_array($result))
     $names[] = $r[0];
 
@@ -729,6 +747,23 @@ function DB_get_PREF($myid)
   else
     $PREF['autosetup']='no';
 
+  /* Sorting */
+  $r = DB_query_array("SELECT value FROM User_Prefs".
+                     " WHERE user_id='$myid' AND pref_key='sorting'" );
+  if($r)
+    $PREF['sorting'] = $r[0];
+  else
+    $PREF['sorting']='high-low';
+
+  /* Open for new games */
+  $r = DB_query_array("SELECT value FROM User_Prefs".
+                     " WHERE user_id='$myid' AND pref_key='open for games'" );
+  if($r)
+    $PREF['open_for_games'] = $r[0];
+  else
+    $PREF['open_for_games']='yes';
+
+
   return $PREF;
 }
 
@@ -778,13 +813,18 @@ function DB_get_email_pref_by_uid($uid)
 
 function DB_get_unused_randomnumbers($userstr)
 {
-  $r = DB_query_array(" SELECT randomnumbers FROM Game".
-                     "   WHERE randomnumbers NOT IN".
-                     "           (SELECT randomnumbers FROM Game".
-                     "                LEFT JOIN Hand ON Game.id=Hand.game_id".
-                     "                WHERE user_id IN  (". $userstr .")".
-                     "                GROUP BY randomnumbers".
-                     "           )");
+  /* optimized version of this query using temporary tables (perhaps we should use a procedure here?).
+     First we create a copy of the Game table using just the gameid and the cards.
+     Then in a second round we delete all the gameids of games where our players are in.
+     At the end we return only the first entry in the temporary table.
+  */
+  DB_query("DROP   TEMPORARY TABLE IF EXISTS gametmp;");
+  DB_query("CREATE TEMPORARY TABLE gametmp SELECT id,randomnumbers FROM Game;");
+  DB_query("DELETE FROM gametmp WHERE randomnumbers IN (SELECT randomnumbers FROM Hand LEFT JOIN Game ON Game.id=game_id WHERE user_id IN (".$userstr."));");
+
+  $r = DB_query_array("SELECT randomnumbers FROM gametmp LIMIT 1;");
+  DB_query("DROP   TEMPORARY TABLE IF EXISTS gametmp;");
+
   if($r)
     return $r[0];
   else
@@ -812,6 +852,9 @@ function DB_set_recovery_password($user,$newpw)
 
 function DB_get_card_name($card)
 {
+  if($card==0)
+    return 'backside';
+
   $r = DB_query_array("SELECT strength,suite FROM Card WHERE id='$card'");
 
   if($r)
@@ -1105,7 +1148,7 @@ function DB_get_exchanged_cards($hash)
 function DB_played_by_others($gameid)
 {
   $gameids = array();
-  $result = DB_query("SELECT id FROM Game WHERE randomnumbers=(SELECT randomnumbers from Game where id=$gameid) and status='gameover'");
+  $result = DB_query("SELECT id FROM Game WHERE randomnumbers=(SELECT randomnumbers FROM Game WHERE id=$gameid) AND status='gameover'");
   while($r = DB_fetch_array($result))
     if($r[0]!=$gameid)
       $gameids[]=$r[0];