NEW FEATURE: automatically accept new games
[e-DoKo.git] / index.php
index 6d43ddb828f56e3485292d3089bfa4b2619a91fa..76bbc29a55dc115ccc12f7e94f0666c46cea396b 100644 (file)
--- a/index.php
+++ b/index.php
 <?php
 error_reporting(E_ALL);
 
-global $REV;
-$REV  ="\$Rev$";
+/* start a session, if it is not already running.
+ * This way people don't have to log in all the times. 
+ * The session variables can also be read out from different
+ * php scripts, so that the code can be easily split up across several files
+ */
+session_start();
 
-include_once("config.php");      
-include_once("output.php");      /* html output only */
-include_once("db.php");          /* database only */
-include_once("functions.php");   /* the rest */
 
-/* check if some variables are set in the config file, else set defaults */
-if(!isset($EmailName))
-     $EmailName="[DoKo] ";
+include_once("config.php");                /* needs to be first in list, since other includes use this */
+include_once("./include/output.php");      /* html output only */
+include_once("./include/db.php");          /* database only */
+include_once("./include/functions.php");   /* the rest */
 
-if(0)
-{
-  output_header();
-  echo "Working on the database...please check back in a few mintues";
-  output_footer();
-  exit();
-}
 
-DB_open();
-output_header();
+/* make sure that user has set all variables in config.php */
+config_check();
 
-/* check if we want to start a new game */
-if(myisset("new"))
+/* open the database */
+if(DB_open()<0)
   {
-    $names = DB_get_all_names();
-    output_form_for_new_game($names);
+    output_header();
+    echo "Database error, can't connect... Please wait a while and try again. ".
+      "If the problem doesn't go away feel free to contact $ADMIN_NAME at $ADMIN_EMAIL.";
+    output_footer();
+    exit();
   }
-/*check if everything is ready to set up a new game */
- else if( myisset("PlayerA", "PlayerB","PlayerC","PlayerD","dullen","schweinchen" ))
-  {
-    $PlayerA = $_REQUEST["PlayerA"];
-    $PlayerB = $_REQUEST["PlayerB"];
-    $PlayerC = $_REQUEST["PlayerC"];
-    $PlayerD = $_REQUEST["PlayerD"];
 
-    $dullen      = $_REQUEST["dullen"];
-    $schweinchen = $_REQUEST["schweinchen"];
-    
-    $EmailA  = DB_get_email_by_name($PlayerA);
-    $EmailB  = DB_get_email_by_name($PlayerB);
-    $EmailC  = DB_get_email_by_name($PlayerC);
-    $EmailD  = DB_get_email_by_name($PlayerD);
-    
-    if($EmailA=="" || $EmailB=="" || $EmailC=="" || $EmailD=="")
-      {
-       echo "couldn't find one of the names, please start a new game";
-       output_footer();
-       exit();
-      }
-    
-    $useridA  = DB_get_userid_by_name($PlayerA);
-    $useridB  = DB_get_userid_by_name($PlayerB);
-    $useridC  = DB_get_userid_by_name($PlayerC);
-    $useridD  = DB_get_userid_by_name($PlayerD);
-    
-    /* create random numbers */
-    $randomNR       = create_array_of_random_numbers();
-    $randomNRstring = join(":",$randomNR);
-    
-    /* get ruleset information or create new one */
-    $ruleset = DB_get_ruleset($dullen,$schweinchen);
-    if($ruleset <0) 
-      {
-       echo "Error defining ruleset: $ruleset";
-       output_footer();
-       exit();
-      };
-    
-    /* create game */
-    $followup = NULL;
-    if(myisset("followup") )
-      {
-       $followup= $_REQUEST["followup"];
-       $session = DB_get_session_by_gameid($followup);
-       $ruleset = DB_get_ruleset_by_gameid($followup); /* just copy ruleset from old game, 
-                                                        this way no manipulation is possible */
-       if($session)
-         mysql_query("INSERT INTO Game VALUES (NULL, NULL, '$randomNRstring', 'normal', NULL,'1','pre',".
-                     "'$ruleset','$session' ,NULL)");
-       else
-         {
-           /* get max session */
-           $max = DB_get_max_session();
-           $max++;
-           mysql_query("INSERT INTO Game VALUES (NULL, NULL, '$randomNRstring', 'normal', NULL,'1','pre',".
-                       "'$ruleset','$max' ,NULL)");
-           mysql_query("UPDATE Game SET session='".$max."' WHERE id=".DB_quote_smart($followup));
-         }
-      }
-    else
-      mysql_query("INSERT INTO Game VALUES (NULL, NULL, '$randomNRstring', 'normal', NULL,'1','pre', ".
-                 "'$ruleset',NULL ,NULL)");
-    $game_id = mysql_insert_id();
-    
-    /* create hash */
-    $hashA = md5("AGameOfDoko".$game_id.$PlayerA.$EmailA);
-    $hashB = md5("AGameOfDoko".$game_id.$PlayerB.$EmailB);
-    $hashC = md5("AGameOfDoko".$game_id.$PlayerC.$EmailC);
-    $hashD = md5("AGameOfDoko".$game_id.$PlayerD.$EmailD);
-    
-    /* create hands */
-    mysql_query("INSERT INTO Hand VALUES (NULL,".DB_quote_smart($game_id).",".DB_quote_smart($useridA).
-               ", ".DB_quote_smart($hashA).", 'start','1',NULL,NULL,NULL,'false','false',NULL)");
-    $hand_idA = mysql_insert_id();                                                            
-    mysql_query("INSERT INTO Hand VALUES (NULL,".DB_quote_smart($game_id).",".DB_quote_smart($useridB).
-               ", ".DB_quote_smart($hashB).", 'start','2',NULL,NULL,NULL,'false','false',NULL)");
-    $hand_idB = mysql_insert_id();                                                            
-    mysql_query("INSERT INTO Hand VALUES (NULL,".DB_quote_smart($game_id).",".DB_quote_smart($useridC).
-               ", ".DB_quote_smart($hashC).", 'start','3',NULL,NULL,NULL,'false','false',NULL)");
-    $hand_idC = mysql_insert_id();                                                            
-    mysql_query("INSERT INTO Hand VALUES (NULL,".DB_quote_smart($game_id).",".DB_quote_smart($useridD).
-               ", ".DB_quote_smart($hashD).", 'start','4',NULL,NULL,NULL,'false','false',NULL)");
-    $hand_idD = mysql_insert_id();
-    
-    /* save cards */
-    for($i=0;$i<12;$i++)
-      mysql_query("INSERT INTO Hand_Card VALUES (NULL, '$hand_idA', '".$randomNR[$i]."', 'false')");
-    for($i=12;$i<24;$i++)
-      mysql_query("INSERT INTO Hand_Card VALUES (NULL, '$hand_idB', '".$randomNR[$i]."', 'false')");
-    for($i=24;$i<36;$i++)
-      mysql_query("INSERT INTO Hand_Card VALUES (NULL, '$hand_idC', '".$randomNR[$i]."', 'false')");
-    for($i=36;$i<48;$i++)
-      mysql_query("INSERT INTO Hand_Card VALUES (NULL, '$hand_idD', '".$randomNR[$i]."', 'false')");
-    
-    /* send out email, TODO: check for error with email */
-    $message = "\n".
-      "you are invited to play a game of DoKo (that is to debug the program ;).\n".
-      "Place comments and bug reports here:\n".
-      "http://wiki.nubati.net/index.php?title=EmailDoko\n\n".
-      "The whole round would consist of the following players:\n".
-      "$PlayerA\n".
-      "$PlayerB\n".
-      "$PlayerC\n".
-      "$PlayerD\n\n".
-      "If you want to join this game, please follow this link:\n\n".
-      " ".$host."?me=";
-    
-    mymail($EmailA,"You are invited to a game of DoKo","Hello $PlayerA,\n".$message.$hashA);
-    mymail($EmailB,"You are invited to a game of DoKo","Hello $PlayerB,\n".$message.$hashB);
-    mymail($EmailC,"You are invited to a game of DoKo","Hello $PlayerC,\n".$message.$hashC);
-    mymail($EmailD,"You are invited to a game of DoKo","Hello $PlayerD,\n".$message.$hashD);
-    
-    echo "You started a new game. The emails have been sent out!";    
-  }    /* end set up a new game */
-else if(myisset("cancle","me"))
+/* done major error checking, output header of HTML page */
+output_header();
+
+/* The rest of the file consists of handling user input.
+ * The user sends information via html GET and POST variables,
+ * and the action variable tells the prog what the user wants to do
+ */
+if(myisset("action"))
+  $action=$_REQUEST['action'];
+else
+  $action=""; /* so that we can use a default option below */
+
+switch($action)
   {
-    /* cancle a game, if it is older than N minutes */
-    
-    $me = $_REQUEST["me"];
-    
-    /* test for valid ID */
-    $myid = DB_get_userid_by_hash($me);
-    if(!$myid)
-      {
-       echo "Can't find you in the database, please check the url.<br />\n";
-       echo "perhaps the game has been cancled, check by login in <a href=\"$host\">here</a>.";
-       output_footer();
-       exit();
-      }
-    
-    DB_update_user_timestamp($myid);
-    
-    /* get some information from the DB */
-    $gameid   = DB_get_gameid_by_hash($me);
-    $myname   = DB_get_name_by_hash($me);
-    
-    /* check if game really is old enough */
-    $result = mysql_query("SELECT mod_date from Game WHERE id='$gameid' " );
-    $r = mysql_fetch_array($result,MYSQL_NUM);
-    if(time()-strtotime($r[0]) > 60*60*24*30)
-      {
-       $message = "Hello, \n\n".
-         "Game $gameid has been cancled since nothing happend for a while and $myname requested it.\n";
-       
-       $userids = DB_get_all_userid_by_gameid($gameid);
-       foreach($userids as $user)
-         {
-           $To = DB_get_email_by_userid($user);
-           mymail($To,$EmailName."game cancled (timed out)",$message);
-         }
-       
-       /* delete everything from the dB */
-       DB_cancel_game($me);
-       
-       echo "<p style=\"background-color:red\";>Game $gameid has been cancled.<br /><br /></p>";
-      }
+  case 'new':
+    require './include/newgame.php';
+    break;
+  case 'cancel':
+    require './include/cancelgame.php';
+    break;
+  case 'reminder':
+    require './include/reminder.php';
+    break;
+  case 'logout':
+    require './include/logout.php'; 
+    require './include/welcome.php';
+    break;
+  case 'login':
+    require './include/login.php'; 
+    require './include/user.php';
+    break;
+  case 'register':
+    require './include/register.php';
+    break;
+  case 'prefs':
+    require './include/preferences.php';
+    break;
+  case 'game':
+    require './include/game.php';
+    break;
+  case 'stats':
+    if(isset($_SESSION["name"]))
+      require './include/stats.php';
+    else
+      require './include/welcome.php';
+    break;
+  default:
+    if(isset($_SESSION["name"]))
+      require './include/user.php';
     else
-      echo "<p>You need to wait longer before you can cancle a game...</p>\n";
+      require './include/welcome.php';
   }
-else if(myisset("me"))
-  {
-    /* handle request from one specific player,
-     * the hash is set on a per game base
-     */
-    
-    $me = $_REQUEST["me"];
-    
-    /* test for valid ID */
-    $myid = DB_get_userid_by_hash($me);
-    if(!$myid)
-      {
-       echo "Can't find you in the database, please check the url.<br />\n";
-       echo "perhaps the game has been cancled, check by login in <a href=\"$host\">here</a>.";
-       output_footer();
-       exit();
-      }
-    
-    DB_update_user_timestamp($myid);
-    
-    /* get some information from the DB */
-    $gameid   = DB_get_gameid_by_hash($me);
-    $myname   = DB_get_name_by_hash($me);
-    $mystatus = DB_get_status_by_hash($me);
-    $mypos    = DB_get_pos_by_hash($me);
-    
-    /* display the game number */
-    echo "<p class=\"gamenumber\"> Game $gameid </p>\n";
-
-    /* display rule set */
-    echo "<div class=\"ruleset\">\n Rules: <br />";
-    $result = mysql_query("SELECT * FROM Rulesets LEFT JOIN Game ON Game.ruleset=Rulesets.id WHERE Game.id='$gameid'" );
-    $r      = mysql_fetch_array($result,MYSQL_NUM);
-
-    $RULES["dullen"]=$r[2];
-    $RULES["schweinchen"]=$r[3];
-
-    echo "10ofhearts : ".$r[2]."<br />";
-    echo "schweinchen: ".$r[3]."<br />";
-    echo "</div>\n";
-    
-    /* does anyone have both foxes */
-    $GAME["schweinchen"]=0; 
-    for($i=1;$i<5;$i++)
-      {
-       $hash  = DB_get_hash_from_game_and_pos($gameid,$i);
-       $cards = DB_get_all_hand($hash);
-       if( in_array("19",$cards) && in_array("20",$cards) )
-         {
-           $GAME["schweinchen"]=1;
-           $GAME["schweinchen-who"]=$hash;
-         }
-      };
-        
-
-    /* mystatus gets the player through the different stages of a game.
-     * start:    yes/no
-     * init:     check values from start,
-     *           check for sickness
-     * check:    check for return values from init
-     * poverty:  handle poverty, wait here until all player have reached this state
-     *           display sickness and move on to game
-     * play:     game in progress
-     * gameover: are we revisiting a game
-     */
-    switch($mystatus)
-      {
-      case 'start':
-       check_want_to_play($me);
-       /* move on to the next stage*/
-       DB_set_hand_status_by_hash($me,'init');
-       break;
-      case 'init':
-       if( !myisset("in") )
-         {
-           echo "you need to answer the question";
-           DB_set_hand_status_by_hash($me,'start');
-         }
-       else
-         {
-           if($_REQUEST["in"] == "no")
-             {
-               /* cancle the game */
-               $message = "Hello, \n\n".
-                 "the game has been canceled due to the request of one of the players.\n";
-               
-               $userids = DB_get_all_userid_by_gameid($gameid);
-               foreach($userids as $user)
-                 {
-                   $To = DB_get_email_by_userid($user);
-                   mymail($To,$EmailName."game canceled",$message);
-                 }
-               
-               /* delete everything from the dB */
-               DB_cancel_game($me);
-             }
-           else
-             {
-               echo "thanks for joining the game...";
-               
-               $mycards = DB_get_hand($me);
-               sort($mycards);
-               echo "<p class=\"mycards\" style=\"margin-top:8em;\">your cards are: <br />\n";
-               foreach($mycards as $card) 
-                 display_card($card);
-               echo "</p>\n";   
-               
-               check_for_sickness($me,$mycards);
-               
-               /* move on to the next stage*/
-               DB_set_hand_status_by_hash($me,'check');
-             }
-         }
-       break;
-      
-    case 'check':
-      echo "checking if you selected solo or nines...<br />".
-       " Please click <a href=\"$host?me=$me\">here</a> to finish the setup.<br />";
-      if(!myisset("solo","wedding","poverty","nines") )
-       {
-         /* all these variables have a pre-selected default,
-          * so we should never get here,
-          * unless a user tries to cheat ;) */
-         echo "something went wrong...please contact the admin.";
-       }
-      else
-       {
-         /* check if this sickness needs to be handled first */
-         $gametype    = DB_get_gametype_by_gameid($gameid);
-         $startplayer = DB_get_startplayer_by_gameid($gameid);
-         
-         if( $_REQUEST["solo"]!="No")
-           {
-             /* store the info in the user's hand info */
-             DB_set_solo_by_hash($me,$_REQUEST["solo"]);
-             DB_set_sickness_by_hash($me,"solo");
-             echo "<br />Seems like you want to play a ".$_REQUEST["solo"]." solo. Got it.<br />\n";
-             
-             if($gametype == "solo" && $startplayer<$mypos)
-               {}/* do nothing, since someone else already is playing solo */
-             else
-               {
-                 /* this solo comes first 
-                  * store info in game table
-                  */
-                 DB_set_gametype_by_gameid($gameid,"solo");
-                 DB_set_startplayer_by_gameid($gameid,$mypos);
-                 DB_set_solo_by_gameid($gameid,$_REQUEST["solo"]);
-               };
-           }
-         else if($_REQUEST["wedding"] == "yes")
-           {
-             /* TODO: add silent solo somewhere*/
-             echo "Ok, you don't want to play a silent solo...wedding was chosen.<br />\n";
-             DB_set_sickness_by_hash($me,"wedding");
-           }
-         else if($_REQUEST["poverty"] == "yes")
-           {
-             echo "So you got poverty. You might as well have said nothing, since this is not implemented yet,".
-               " so you need to play a normal game...to make it a bit harder, I'll tell the other people that".
-               " you only have a few trump... should make the game more interesting (although perhaps not for you:))<br />\n";
-             DB_set_sickness_by_hash($me,"poverty");
-           }
-         else if($_REQUEST["nines"] == "yes")
-           {
-             echo "What you just don't want to play a game because you have a few nines? Well, if no one".
-               " is playing solo, this game will be canceled.<br />\n";
-             DB_set_sickness_by_hash($me,"nines");
-           }
-       }
-      
-      /* move on to the next stage*/
-      DB_set_hand_status_by_hash($me,'poverty');
-      
-      
-      break;
-    case 'poverty':
-      /* here we need to check if there is a solo or some other form of sickness.
-       * If so, which one counts
-       * set that one in the Game table
-       * tell people about it.
-       */
-      echo "<br />checking if someone else selected solo or nines... poverty not handled at the moment<br />".
-       " Please click <a href=\"$host?me=$me\">here</a> to finish the setup.<br />";    
-      
-      /* check if everyone has reached this stage */
-      $userids = DB_get_all_userid_by_gameid($gameid);
-      $ok=1;
-      foreach($userids as $user)
-       {
-         $userstat = DB_get_hand_status_by_userid_and_gameid($user,$gameid);
-         if($userstat!='poverty' && $userstat!='play')
-           $ok=0;
-       };
-
-      if($ok)
-       {
-         echo "Everyone has finished checking their cards, let's see what they said...<br />";
-         /* check what kind of game we are playing */
-         $gametype    = DB_get_gametype_by_gameid($gameid);
-         $startplayer = DB_get_startplayer_by_gameid($gameid);
-         
-         /* nines? */
-         $nines = 0;
-         /* check for nines */
-         foreach($userids as $user)
-           if(DB_get_sickness_by_userid_and_gameid($user,$gameid) == 'nines')
-             $nines = $user;
-         
-         /* gamestatus == normal, => cancel game */
-         if($nines && $gametype != "solo")
-           {
-             /* TODO: should we keep statistics of this? */
-             $message = "Hello, \n\n".
-               "the game has been canceled because ".DB_get_name_by_userid($nines)." has five or more nines.\n";
-             
-             $userids = DB_get_all_userid_by_gameid($gameid);
-             foreach($userids as $user)
-               {
-                 $To = DB_get_email_by_userid($user);
-                 mymail($To,$EmailName."game canceled",$message);
-               }
-             
-             /* delete everything from the dB */
-             DB_cancel_game($me);
-             output_footer();
-             exit();
-           }
-
-         /* check for different sickness and just output a general info */
-         
-         /* check players for poverty */
-         $poverty = 0;
-         foreach($userids as $user)
-           {
-             if(DB_get_sickness_by_userid_and_gameid($user,$gameid) == 'poverty')
-               {
-                 $poverty++;
-                 $name = DB_get_name_by_userid($user);
-                 echo "$name has a Vorbehalt. <br />";
-               }
-           }
-
-         /* check players for wedding */
-         $wedding = 0;
-         foreach($userids as $user)
-           {
-             if(DB_get_sickness_by_userid_and_gameid($user,$gameid) == 'wedding')
-               {
-                 $wedding=$user;
-                 $name = DB_get_name_by_userid($user);
-                 echo "$name has a Vorbehalt. <br />"  ;
-               }
-           };
-
-         /* check for solo, output vorbehalt */
-         $solo = 0;
-         foreach($userids as $user)
-           {
-             if(DB_get_sickness_by_userid_and_gameid($user,$gameid) == 'solo')
-               {
-                 $solo++;
-                 $name = DB_get_name_by_userid($user);
-                 echo "$name has a Vorbehalt. <br />"  ;
-               }
-           }
-
-         /* now check which sickness comes first and set the gametype to it */
-
-         /* if gamestatus == normal, set poverty or dpovert (in case two people have poverty) */
-         if($poverty>0 && $gametype == "normal")
-           {
-             if($poverty==1)
-               {
-                 DB_set_gametype_by_gameid($gameid,"poverty");
-                 $gametype = "poverty";
-               }
-             else if($poverty==2)
-               {
-                 DB_set_gametype_by_gameid($gameid,"dpoverty");
-                 $gametype = "dpoverty";
-               };
-           };
-         /* if gamestatus == normal, set wedding  */
-         if($wedding> 0 && $gametype == "normal")
-           {
-             DB_set_gametype_by_gameid($gameid,"wedding");
-             $gametype = "wedding";
-           };
-         
-         /* now the gametype is set correctly (shouldn't matter that this is calculated for every user)
-          * output what kind of game we have */
-         
-         echo "<br />\n";
-
-         $poverty=0;
-         foreach($userids as $user)
-           {
-             $name = DB_get_name_by_userid($user);
-             $usersick = DB_get_sickness_by_userid_and_gameid($user,$gameid);
-             if($usersick=="poverty")
-               $poverty++;
-             if($usersick)
-               echo "$name has $usersick <br />";
-             if($usersick == "wedding" && $gametype =="wedding")
-               break;
-             if($usersick == "poverty" && $gametype =="poverty")
-               break;
-             if($usersick == "poverty" && $gametype =="dpoverty" && $poverty==2)
-               break;
-             if($usersick == "solo" && $gametype =="solo")
-               break;
-                         
-           };
-
-         if( $gametype != "solo")
-           if($GAME["schweinchen"] && $RULES["schweinchen"]=="both" )
-             echo DB_get_name_by_hash($GAME["schweinchen-who"])." has Schweinchen. <br />";
-         
-         echo "<br />\n";
-         
-         /* finished the setup, set re/contra parties if possible, go to next stage unless there is a case of poverty*/
-         switch($gametype)
-           {
-           case "solo":
-             /* are we the solo player? set us to re, else set us to contra */
-             $pos = DB_get_pos_by_hash($me);
-             if($pos == $startplayer)
-               DB_set_party_by_hash($me,"re");
-             else
-               DB_set_party_by_hash($me,"contra");
-             DB_set_hand_status_by_hash($me,'play');
-             break;
-           case "wedding":
-             echo "Don't know who will be Re and Contra, you need to ".
-               "figure that out at the end of the game yourself <br />\n";
-             DB_set_hand_status_by_hash($me,'play');
-             break;
-           case "normal":
-             $hand = DB_get_all_hand($me);
-             
-             if(in_array('3',$hand)||in_array('4',$hand))
-               DB_set_party_by_hash($me,"re");
-             else
-               DB_set_party_by_hash($me,"contra");
-             DB_set_hand_status_by_hash($me,'play');
-             break;
-           case "poverty":
-             /* figure out who has poverty */
-             /* check who was asked already 
-              *   everyone or trump was taken? 
-              *      trump was taken, start game 
-              *      trump was not taken, cancle game
-              *
-              *   not everyone, figure out who is next in the list
-              *   is the next person this one?
-              *      no, display wait message, e.g. player X is asked at the moment
-              *      yes, display trump, ask if he wants to take it
-              *        no, set player asked to true, email next player
-              *        yes, display all cards, ask for N return cards
-              *          set re/contra 
-              *        
-              */
-           case "dpoverty":
-             echo "TODO: handle double poverty here";
-             DB_set_hand_status_by_hash($me,'play');
-           };
-       }
-      else
-       {
-         echo "You need to wait for the others, the game can only start after everyone finished checking their cards.<br />";
-       };
-      
-      /* check if all players are ready to play */
-      $ok=1;
-      foreach($userids as $user)
-       if(DB_get_hand_status_by_userid_and_gameid($user,$gameid)!='play')
-         $ok=0;
-
-      if($ok)
-       {
-         /* only set this after all poverty, etc. are handled*/
-         DB_set_game_status_by_gameid($gameid,'play');
-       }
-      
-      break;
-    case 'play':
-    case 'gameover': 
-      /* both entries here,  so that the tricks are visible for both.
-       * in case of 'play' there is a break later that skips the last part
-       */
-      
-      /* figure out what kind of game we are playing, 
-       * set the global variables $CARDS["trump"],$CARDS["diamonds"],$CARDS["hearts"],
-       * $CARDS["clubs"],$CARDS["spades"],$CARDS["foxes"]
-       * accordingly
-       */
-      
-      $gametype = DB_get_gametype_by_gameid($gameid);
-      $GT = $gametype;
-      if($gametype=="solo")
-       {
-         $gametype = DB_get_solo_by_gameid($gameid);
-         $GT = $gametype." ".$GT;
-       }
-      else
-       $gametype="normal";
-      
-      set_gametype($gametype); /* this sets the $CARDS variable */
-      
-      /* get some infos about the game */
-      $gamestatus = DB_get_game_status_by_gameid($gameid);
-      
-      /* display useful things in divs */
-      
-      /* display local time */
-      echo "<div class=\"time\">\n Local times:<table>";
-      $users = array();
-      $users = DB_get_all_userid_by_gameid($gameid);
-      foreach($users as $user)
-       {
-         $offset = DB_get_user_timezone($user);
-         $zone   = return_timezone($offset);
-         date_default_timezone_set($zone);
-         $name   = DB_get_name_by_userid($user);
-         
-         echo "<tr> <td>$name</td> <td>".date("Y-m-d H:i:s")."</td></tr>\n";
-       };
-      echo "</table>\n</div>\n";
-      
-      if($gamestatus != 'pre')
-       display_status($GT);
-      
-      /* display links to the users status page */
-      $result = mysql_query("SELECT email,password from User WHERE id='$myid'" );
-      $r      = mysql_fetch_array($result,MYSQL_NUM);
-      output_link_to_user_page($r[0],$r[1]);
-      
-      display_news();
-      
-      /* end display useful things*/
-      
-      /* has the game started? No, then just wait here...*/
-      if($gamestatus == 'pre')
-       {
-         echo "you need to wait for the others... <br />";
-         break; /* not sure this works... the idea is that you can 
-                 * only  play a card after everyone is ready to play */
-       }
-      
-      /* display the table and the names */
-      $result = mysql_query("SELECT  User.fullname as name,".
-                           "        Hand.position as position ".
-                           "FROM Hand ".
-                           "LEFT JOIN User ON User.id=Hand.user_id ".
-                           "WHERE Hand.game_id='".$gameid."' ".
-                           "ORDER BY position ASC");
-      
-      echo "<div class=\"table\">\n".
-       "  <img src=\"pics/table.png\" alt=\"table\" />\n";
-      while($r = mysql_fetch_array($result,MYSQL_NUM))
-       {
-         $name = $r[0];
-         $pos  = $r[1];
-         
-         echo " <span class=\"table".($pos-1)."\">$name</span>\n";
-       }
-      echo  "</div>\n";
-      
-      /* get everything relevant to display the tricks */
-      $result = mysql_query("SELECT Hand_Card.card_id as card,".
-                           "       Hand.position as position,".
-                           "       Play.sequence as sequence, ".
-                           "       Trick.id, ".
-                           "       Comment.comment ".
-                           "FROM Trick ".
-                           "LEFT JOIN Play ON Trick.id=Play.trick_id ".
-                           "LEFT JOIN Hand_Card ON Play.hand_card_id=Hand_Card.id ".
-                           "LEFT JOIN Hand ON Hand_Card.hand_id=Hand.id ".
-                           "LEFT JOIN Comment ON Play.id=Comment.play_id ".
-                           "WHERE Trick.game_id='".$gameid."' ".
-                           "ORDER BY Trick.id,sequence ASC");
-      $trickNR = 1;
-      
-      $lasttrick = DB_get_max_trickid($gameid);
-      
-      $play = array(); /* needed to calculate winner later  */
-      $seq  = 1;          
-      $pos  = DB_get_startplayer_by_gameid($gameid)-1; 
-      $firstcard = ""; /* first card in a trick */
-      
-      echo "\n<ul class=\"tricks\">\n";
-      echo "  <li> Hello $myname!   History: </li>\n";
-      
-      while($r = mysql_fetch_array($result,MYSQL_NUM))
-       {
-         $pos     = $r[1];
-         $seq     = $r[2];
-         $trick   = $r[3];
-         $comment = $r[4];
-         
-         /* check if first schweinchen has been played */
-         if($r[0] == 19 || $r[0] == 20 )
-           $GAME["schweinchen"]++;
-         
-         /* save card to be able to find the winner of the trick later */
-         $play[$seq] = array("card"=>$r[0],"pos"=>$pos); 
-         
-         if($seq==1)
-           {
-             /* first card in a trick, output some html */
-             if($trick!=$lasttrick)
-               {
-                 /* start of an old trick? */
-                 echo "  <li onclick=\"hl('$trickNR');\"><a href=\"#\">Trick $trickNR</a>\n".
-                   "    <div class=\"trick\" id=\"trick".$trickNR."\">\n".
-                   "      <img class=\"arrow\" src=\"pics/arrow".($pos-1).".png\" alt=\"table\" />\n";
-               }
-             else if($trick==$lasttrick)
-               {
-                 /* start of a last trick? */
-                 echo "  <li onclick=\"hl('$trickNR');\"><a href=\"#\">Current Trick</a>\n".
-                   "    <div class=\"trick\" id=\"trick".$trickNR."\">\n".
-                   "      <img class=\"arrow\" src=\"pics/arrow".($pos-1).".png\" alt=\"table\" />\n";
-               };
-             
-             /* remember first card, so that we are able to check, what cards can be played */
-             $firstcard = $r[0];
-           };
-         
-         /* display card */
-         echo "      <div class=\"card".($pos-1)."\">\n";
-         
-         /* display comments */
-         if($comment!="")
-           echo "        <span class=\"comment\">".$comment."</span>\n";
-         
-         echo "        ";
-         display_card($r[0]);
-         
-         echo "      </div>\n"; /* end div card */
-         
-         /* end of trick? */
-         if($seq==4)
-           {
-             $trickNR++;
-             echo "    </div>\n  </li>\n";  /* end div table, end li table */
-           }
-       }
-      
-      if($seq!=4 && $trickNR>1) 
-       echo "    </div>\n  </li>\n";  /* end div table, end li table */
-      
-      echo "</ul>\n";
-      
-      /* whos turn is it? */
-      if($seq==4)
-       {
-         $winner = get_winner($play,$gametype); /* returns the position */
-         $next = $winner;
-         $firstcard = ""; /* new trick, no first card */
-       }
-      else
-       {
-         $next = $pos+1;
-         if($next==5) $next=1;
-       }
-      
-      /* my turn?, display cards as links, ask for comments*/
-      if(DB_get_pos_by_hash($me) == $next)
-       $myturn = 1;
-      else
-       $myturn = 0;
-      
-      /* do we want to play a card? */
-      if(myisset("card") && $myturn)
-       {
-         $card   = $_REQUEST["card"];
-         $handid = DB_get_handid_by_hash($me); 
-         
-         /* check if we have card and that we haven't played it yet*/
-         /* set played in hand_card to true where hand_id and card_id*/
-         $result = mysql_query("SELECT id FROM Hand_Card WHERE played='false' and ".
-                               "hand_id='$handid' AND card_id=".DB_quote_smart($card));
-         $r = mysql_fetch_array($result,MYSQL_NUM);
-         $handcardid = $r[0];
-         
-         if($handcardid)
-           {
-             $comment = "";
-
-             /* mark card as played */
-             mysql_query("UPDATE Hand_Card SET played='true' WHERE hand_id='$handid' AND card_id=".
-                         DB_quote_smart($card));
-             
-             /* check for schweinchen */
-             echo "schweinchen = ".$GAME["schweinchen"]." --$card-<br />";
-             if($card == 19 || $card == 20 )
-               {
-                 $GAME["schweinchen"]++;
-                 if($GAME["schweinchen"]==3 && $RULES["schweinchen"]=="second" )
-                   $comment="Schweinchen! ";
-                 if($RULES["schweinchen"]=="both" )
-                   $comment="Schweinchen! ";
-                 echo "schweinchen = ".$GAME["schweinchen"]." ---<br />";
-               }
-
-             /* get trick id or start new trick */
-             $a = DB_get_current_trickid($gameid);
-             $trickid  = $a[0];
-             $sequence = $a[1];
-             
-             $playid = DB_play_card($trickid,$handcardid,$sequence);
-             
-             /* check for coment */
-             if(myisset("comment"))
-               {
-                 $comment.=$_REQUEST["comment"];
-               };  
-             if($comment != "")
-               DB_insert_comment($comment,$playid,$myid);
-
-             /* display played card */
-             echo "<div class=\"card\">";
-             echo " you played  <br />";
-             display_card($card);
-             echo "</div>\n";
-             
-             /*check if we still have cards left, else set status to gameover */
-             if(sizeof(DB_get_hand($me))==0)
-               {
-                 DB_set_hand_status_by_hash($me,'gameover');
-                 $mystatus='gameover';
-               }
-             
-             /* if all players are done, set game status to game over, 
-              * get the points of the last trick and send out an email 
-              * to all players
-              */
-             $userids = DB_get_all_userid_by_gameid($gameid);
-             
-             $done=1;
-             foreach($userids as $user)
-               if(DB_get_hand_status_by_userid_and_gameid($user,$gameid)!='gameover')
-                 $done=0;
-             
-             if($done)
-               {
-                 DB_set_game_status_by_gameid($gameid,"gameover");
-                 /* get score for last trick 
-                  * all other tricks are handled a few lines further down*/
-                 $play   = DB_get_cards_by_trick($trickid);
-                 $winner = get_winner($play,$gametype); /* returns the position */
-                 /* get points of last trick and save it */
-                 $points = 0;
-                 foreach($play as $card)
-                   $points = $points + card_value($card["card"]);
-                 $winnerid = DB_get_handid_by_gameid_and_position($gameid,$winner);
-                 if($winnerid>0)
-                   mysql_query("INSERT INTO Score VALUES (NULL, '$gameid', '$winnerid', '$points')");
-                 else
-                   echo "ERROR during scoring";
-                 
-                 /* email all players */
-                 /* individual score */
-                 $result = mysql_query("SELECT fullname, SUM(score), Hand.party FROM Score".
-                                       " LEFT JOIN Hand ON Hand.id=hand_id".
-                                       " LEFT JOIN User ON Hand.user_id=User.id".
-                                       " WHERE Hand.game_id=$gameid".
-                                       " GROUP BY fullname" );
-                 $message = "The game is over. Thanks for playing :)\n";
-                 while( $r = mysql_fetch_array($result,MYSQL_NUM))
-                   $message .= " FINAL SCORE: ".$r[0]."(".$r[2].") ".$r[1]."\n";
-                 $message .= "\nIf your not in the list above your score is zero...\n\n";
-
-                 $result = mysql_query("SELECT Hand.party, SUM(score) FROM Score".
-                                       " LEFT JOIN Hand ON Hand.id=hand_id".
-                                       " LEFT JOIN User ON Hand.user_id=User.id".
-                                       " WHERE Hand.game_id=$gameid".
-                                       " GROUP BY Hand.party" );
-                 $message .= "\n";
-                 while( $r = mysql_fetch_array($result,MYSQL_NUM))
-                   $message .= " FINAL SCORE: ".$r[0]." ".$r[1]."\n";
-
-                 foreach($userids as $user)
-                   {
-                     $To = DB_get_email_by_userid($user);
-                     mymail($To,$EmailName."game over",$message);
-                   }
-               }
-             
-             
-             /* email next player */
-             if(DB_get_game_status_by_gameid($gameid)=='play')
-               {
-                 if($sequence==4)
-                   {
-                     $play   = DB_get_cards_by_trick($trickid);
-                     $winner = get_winner($play,$gametype); /* returns the position */
-                     
-                     /* get points of last trick and save it, last trick is handled 
-                      * a few lines further up  */
-                     $points = 0;
-                     foreach($play as $card)
-                       $points = $points + card_value($card["card"]);
-                     
-                     $winnerid = DB_get_handid_by_gameid_and_position($gameid,$winner);
-                     if($winnerid>0)
-                       mysql_query("INSERT INTO Score VALUES (NULL, '$gameid', '$winnerid', '$points')");
-                     else
-                       echo "ERROR during scoring";
-                     
-                     if($debug)
-                       echo "DEBUG: $winner got $points <br />";
-                     
-                     /* who is the next player? */
-                     $next = $winner;
-                   }
-                 else
-                   {
-                     $next = DB_get_pos_by_hash($me)+1;
-                   }
-                 if($next==5) $next=1;
-                 
-                 /* email next player */
-                 $next_hash = DB_get_hash_from_game_and_pos($gameid,$next);
-                 $email     = DB_get_email_by_hash($next_hash);
-                 
-                 $message = "It's your turn  now.\n".
-                   "Use this link to play a card: ".$host."?me=".$next_hash."\n\n" ;
-                 mymail($email,$EmailName."a card has been played",$message);
-                 
-                 if($debug)
-                   echo "DEBUG:<a href=\"index.php?me=".DB_get_hash_from_game_and_pos($gameid,$next).
-                     "\"> next player </a> <br />\n";
-                 
-               }
-           }
-         else
-           {
-             echo "can't find that card?! <br />\n";
-           }
-       }
-      else if(myisset("card") && !$myturn )
-       {
-         echo "please wait until it's your turn! <br />\n";
-       }
-      
-      $mycards = DB_get_hand($me);
-      $mycards = mysort($mycards,$gametype);
-      echo "<div class=\"mycards\">\n";
-      
-      if($myturn && !myisset("card"))
-       {
-         echo "Hello ".$myname.", it's your turn!  <br />\n";
-         echo "Your cards are: <br />\n";
-         echo "<form action=\"index.php?me=$me\" method=\"post\">\n";
-         
-         /* do we have to follow suite? */
-         $followsuit = 0;
-         if(have_suit($mycards,$firstcard))
-           $followsuit = 1;
-         
-         foreach($mycards as $card) 
-           {
-             if($followsuit && !same_type($card,$firstcard))
-               display_card($card);
-             else
-               display_link_card($card);
-           }
-         
-         echo "<br />\nA short comments:<input name=\"comment\" type=\"text\" size=\"30\" maxlength=\"50\" />\n";
-         echo "<input type=\"hidden\" name=\"me\" value=\"$me\" />\n";
-         echo "<input type=\"submit\" value=\"move\" />\n";
-         echo "</form>\n";
-       }
-      else if($mystatus=='play')
-       {
-         echo "Your cards are: <br />\n";
-         foreach($mycards as $card) 
-           display_card($card);
-       }
-      else if($mystatus=='gameover')
-       {
-         $oldcards = DB_get_all_hand($me);
-         $oldcards = mysort($oldcards,$gametype);
-         echo "Your cards were: <br />\n";
-         foreach($oldcards as $card) 
-           display_card($card);
-       }
-      echo "</div>\n";
-      
-      /* check if we need to set status to 'gameover' is done during playing of the card */
-      if($mystatus=='play')
-       break;
-      /* the following happens only when the gamestatus is 'gameover' */
-      /* check if game is over, display results */
-      if(DB_get_game_status_by_gameid($gameid)=='play')
-       {
-         echo "the game is over for you.. other people still need to play though";
-       }
-      else
-       {
-         echo "the game is over now...<br />\n";
-         
-         $result = mysql_query("SELECT fullname, SUM(score), Hand.party FROM Score".
-                               " LEFT JOIN Hand ON Hand.id=hand_id".
-                               " LEFT JOIN User ON Hand.user_id=User.id".
-                               " WHERE Hand.game_id=$gameid".
-                               " GROUP BY fullname" );
-         while( $r = mysql_fetch_array($result,MYSQL_NUM))
-           echo " FINAL SCORE: ".$r[0]."(".$r[2].") ".$r[1]."<br />";
-         
-         $result = mysql_query("SELECT Hand.party, SUM(score) FROM Score".
-                               " LEFT JOIN Hand ON Hand.id=hand_id".
-                               " LEFT JOIN User ON Hand.user_id=User.id".
-                               " WHERE Hand.game_id=$gameid".
-                               " GROUP BY Hand.party" );
-         while( $r = mysql_fetch_array($result,MYSQL_NUM))
-           echo " FINAL SCORE: ".$r[0]." ".$r[1]."<br />\n";
-
-         
-         $session = DB_get_session_by_gameid($gameid);
-         $result  = mysql_query("SELECT id,create_date FROM Game".
-                                " WHERE session=$session".
-                                " ORDER BY create_date DESC".
-                                " LIMIT 1");
-         $r=-1;
-         if($result)
-           $r = mysql_fetch_array($result,MYSQL_NUM);
-         
-         if(!$session || $gameid==$r[0])
-           {
-             /* suggest a new game with the same people in it, just rotated once */
-             $names = DB_get_all_names_by_gameid($gameid);
-             output_ask_for_new_game($names[1],$names[2],$names[3],$names[0],$gameid);
-           }
-       }
-      break;
-    default:
-      echo "error in testing the status";
-    }
-    output_footer();
-  exit();
- } 
-/* user status page */ 
- else if(myisset("email","password"))
-   {
-     /* test id and password, should really be done in one step */
-     $email     = $_REQUEST["email"];
-     $password  = $_REQUEST["password"];
-     
-     if(strlen($password)!=32)
-       $password = md5($password);
-     
-     $ok=1;
-     $uid = DB_get_userid_by_email_and_password($email,$password);
-     if(!$uid)
-       $ok=0;
-     
-     if($ok)
-       {
-        $time = DB_get_user_timestamp($uid);
-        $unixtime =strtotime($time);
-        
-        $offset = DB_get_user_timezone($uid);
-        $zone = return_timezone($offset);
-        date_default_timezone_set($zone);
-        
-        echo "last login: ".date("r",$unixtime)."<br />";
-        
-        DB_update_user_timestamp($uid);
-        
-        echo "<p>these are the games you are playing in:<br />\n";
-        $result = mysql_query("SELECT Hand.hash,Hand.game_id,Game.mod_date from Hand".
-                              " LEFT JOIN Game On Hand.game_id=Game.id".
-                              " WHERE Hand.user_id='$uid' AND Game.status<>'gameover'" );
-        while( $r = mysql_fetch_array($result,MYSQL_NUM))
-          {
-            echo "<a href=\"".$host."?me=".$r[0]."\">game #".$r[1]." </a>";
-            if(time()-strtotime($r[2]) > 60*60*24*30)
-              echo " The game has been running for over a month.".
-                " Do you want to cancel it? <a href=\"$host?cancle=1&amp;me=".$r[0]."\">yes</a>".
-                " (clicking here is final and can't be restored)";
-            echo "<br />";
-          }
-        echo "</p>\n";
-        
-        
-        echo "<p>and these are your games that are already done:<br />Game: \n";
-        $result = mysql_query("SELECT hash,game_id from Hand WHERE user_id='$uid' AND status='gameover'" );
-        while( $r = mysql_fetch_array($result,MYSQL_NUM))
-          echo "<a href=\"".$host."?me=".$r[0]."\">#".$r[1]." </a>, ";
-        echo "</p>\n";
-        
-        $names = DB_get_all_names();
-        echo "<p>registered players:<br />\n";
-        foreach ($names as $name)
-          echo "$name, \n";
-        echo "</p>\n";
-        
-        echo "<p>Want to start a new game? Visit <a href=\"".$host."?new\">this page.</a></p>";
-       }
-     else
-       {
-        echo "sorry email and password don't match <br />";
-       }
-     output_footer();
-     exit();
-   }
-/* page for registration */
- else if(myisset("register") )
-   {
-     output_register();
-   }
-/* new user wants to register */
- else if(myisset("Rfullname","Remail","Rpassword","Rtimezone") )
-   {
-     $ok=1;
-     if(DB_get_userid_by_name($_REQUEST["Rfullname"]))
-       {
-        echo "please chose another name<br />";
-        $ok=0;
-       }
-     if(DB_get_userid_by_email($_REQUEST["Remail"]))
-       {
-        echo "this email address is already used ?!<br />";
-        $ok=0;
-       }
-     if($ok)
-       {
-        $r=mysql_query("INSERT INTO User VALUES(NULL,".DB_quote_smart($_REQUEST["Rfullname"]).
-                       ",".DB_quote_smart($_REQUEST["Remail"]).
-                       ",".DB_quote_smart(md5($_REQUEST["Rpassword"])).
-                       ",".DB_quote_smart($_REQUEST["Rtimezone"]).",NULL)"); 
-        
-        if($r)
-          echo " added you to the database";
-        else
-          echo " something went wrong";
-       }
-   }
-/* default login page */
- else
-   { 
-     output_home_page();
-   }
 
 output_footer();
 
 DB_close();
 
 /*
- *Local Variables: 
+ *Local Variables:
  *mode: php
  *mode: hs-minor
  *End: