CLEANUP: make the code look a bit nicer
[e-DoKo.git] / functions.php
index 221bea8f2d028d2ad6066e1a13928503b5b2c9cb..e30c81753fc74485eb301f174f5fa07d48d32e64 100644 (file)
@@ -1,16 +1,25 @@
 <?php
 
-function mymail($To,$Subject,$message)
+function mymail($To,$Subject,$message,$header="")
 {  
   global $debug;
 
   if($debug)
     {
-      $message = str_replace("\n","<br />",$message);
-      echo "<br />To: $To<br />Subject: $Subject <br />$message<br />\n";
+      $message = str_replace("\n","<br />\n",$message);
+      $message = ereg_replace("[[:alpha:]]+://[^<>[:space:]]+[[:alnum:]/]",
+                     "<a href=\"\\0\">\\0</a>", $message);
+      
+      echo "<br />To: $To<br />";
+      if($header != "") 
+       echo $header."<br />";
+      echo "Subject: $Subject <br />$message<br />\n";
     }
   else
-    mail($To,$Subject,$message);
+    if($header != "")
+      mail($To,$Subject,$message,$header);
+    else
+      mail($To,$Subject,$message);
   return;
 }
 
@@ -19,7 +28,7 @@ function myisset()
   /* returns 1 if all names passed as args are defined by a GET or POST statement,
    * else return 0
    */
-
+  
   $ok   = 1;
   $args = func_get_args();
   
@@ -32,10 +41,17 @@ function myisset()
   return $ok;
 }
 
+function myerror($message)
+{
+  echo "<span class=\"error\">".htmlspecialchars($message)."</span>\n";
+  mymail($ADMIN_EMAIL,$EmailName." Error in Code",$message);
+  return;
+}
+
 function pos_array($c,$arr)
 {
   $ret = 0;
-
+  
   $i   = 0;
   foreach($arr as $a)
     {
@@ -51,9 +67,9 @@ function pos_array($c,$arr)
 
 function is_trump($c) 
 { 
-  global $TRUMP;
+  global $CARDS;
 
-  if(in_array($c,$TRUMP))
+  if(in_array($c,$CARDS["trump"]))
     return 1;
   else 
     return 0;
@@ -61,13 +77,13 @@ function is_trump($c)
 
 function is_same_suite($c1,$c2) 
 {
-  global $TRUMP,$DIAMONDS,$HEARTS,$CLUBS,$SPADES;
+  global $CARDS;
   
-  if(in_array($c1,$TRUMP   ) && in_array($c2,$TRUMP   ) ) return 1;
-  if(in_array($c1,$CLUBS   ) && in_array($c2,$CLUBS   ) ) return 1;
-  if(in_array($c1,$HEARTS  ) && in_array($c2,$HEARTS  ) ) return 1;
-  if(in_array($c1,$SPADES  ) && in_array($c2,$SPADES  ) ) return 1;
-  if(in_array($c1,$DIAMONDS) && in_array($c2,$DIAMONDS) ) return 1;
+  if(in_array($c1,$CARDS["trump"]   ) && in_array($c2,$CARDS["trump"]   ) ) return 1;
+  if(in_array($c1,$CARDS["clubs"]   ) && in_array($c2,$CARDS["clubs"]   ) ) return 1;
+  if(in_array($c1,$CARDS["hearts"]  ) && in_array($c2,$CARDS["hearts"]  ) ) return 1;
+  if(in_array($c1,$CARDS["spades"]  ) && in_array($c2,$CARDS["spades"]  ) ) return 1;
+  if(in_array($c1,$CARDS["diamonds"]) && in_array($c2,$CARDS["diamonds"]) ) return 1;
   
   return 0;
 }
@@ -76,7 +92,9 @@ function compare_cards($a,$b,$game)
 {
   /* if "a" is higher than "b" return 1, else 0, "a" being the card first played */
 
-  global $TRUMP,$DIAMONDS,$HEARTS,$CLUBS,$SPADES;
+  global $CARDS;
+  global $RULES;
+  global $GAME;
 
   /* first map all cards to the odd number, 
    * this insure that the first card wins the trick 
@@ -91,10 +109,31 @@ function compare_cards($a,$b,$game)
   switch($game)
     {
     case "normal":
-      if($a==1 && $b==1) /* both 10 of hearts */
-       return 0;        /* second one wins. TODO should be able to set this at the start of a new game */
+    case "silent":
+      if($RULES["schweinchen"]=="both" && $GAME["schweinchen"])
+       {
+         if($a == 19 || $a == 20 )
+           return 1;
+         if($b == 19 || $b == 20 )
+           return 0;
+       };
+      if($RULES["schweinchen"]=="second" && $GAME["schweinchen"]==3)
+       {
+         if($a == 19 || $a == 20 )
+           return 1;
+         if($b == 19 || $b == 20 )
+           return 0;
+       };
+    case "trump":
+    case "heart":
+    case "spade":
+    case "club":
+      if($RULES["dullen"]=="secondwins")
+       if($a==1 && $b==1) /* both 10 of hearts */
+         return 0;        /* second one wins.*/
     }
   
+  /* normal case */
   if(is_trump($a) && is_trump($b) && $a<=$b)
     return 1;
   else if(is_trump($a) && is_trump($b) )
@@ -107,8 +146,8 @@ function compare_cards($a,$b,$game)
        { /* both no trump */
 
          /* both clubs? */
-         $posA = pos_array($a,$CLUBS);
-         $posB = pos_array($b,$CLUBS);
+         $posA = pos_array($a,$CARDS["clubs"]);
+         $posB = pos_array($b,$CARDS["clubs"]);
          if($posA && $posB)
            if($posA <= $posB)
              return 1;
@@ -116,8 +155,8 @@ function compare_cards($a,$b,$game)
              return 0;
 
          /* both spades? */
-         $posA = pos_array($a,$SPADES);
-         $posB = pos_array($b,$SPADES);
+         $posA = pos_array($a,$CARDS["spades"]);
+         $posB = pos_array($b,$CARDS["spades"]);
          if($posA && $posB)
            if($posA <= $posB)
              return 1;
@@ -125,8 +164,8 @@ function compare_cards($a,$b,$game)
              return 0;
 
          /* both hearts? */
-         $posA = pos_array($a,$HEARTS);
-         $posB = pos_array($b,$HEARTS);
+         $posA = pos_array($a,$CARDS["hearts"]);
+         $posB = pos_array($b,$CARDS["hearts"]);
          if($posA && $posB)
            if($posA <= $posB)
              return 1;
@@ -134,8 +173,8 @@ function compare_cards($a,$b,$game)
              return 0;
 
          /* both diamonds? */
-         $posA = pos_array($a,$DIAMONDS);
-         $posB = pos_array($b,$DIAMONDS);
+         $posA = pos_array($a,$CARDS["diamonds"]);
+         $posB = pos_array($b,$CARDS["diamonds"]);
          if($posA && $posB)
            if($posA <= $posB)
              return 1;
@@ -150,31 +189,42 @@ function compare_cards($a,$b,$game)
 
 function get_winner($p,$mode)
 {
-  /* get all 4 cards played in a trick */
-  $c1 = $p[1];
-  $c2 = $p[2];
-  $c3 = $p[3];
-  $c4 = $p[4];
+  /* get all 4 cards played in a trick, in the order they are played */
+  $tmp = $p[1];
+  $c1    = $tmp["card"];
+  $c1pos = $tmp["pos"]; 
+
+  $tmp = $p[2];
+  $c2    = $tmp["card"];
+  $c2pos = $tmp["pos"]; 
+
+  $tmp = $p[3];
+  $c3    = $tmp["card"];
+  $c3pos = $tmp["pos"]; 
+
+  $tmp = $p[4];
+  $c4    = $tmp["card"];
+  $c4pos = $tmp["pos"]; 
 
   /* first card is better than all the rest */
   if( compare_cards($c1,$c2,$mode) && compare_cards($c1,$c3,$mode) && compare_cards($c1,$c4,$mode) )
-    return 1
+    return $c1pos
 
   /* second card is better than first and better than the rest */
   if( !compare_cards($c1,$c2,$mode) &&  compare_cards($c2,$c3,$mode) && compare_cards($c2,$c4,$mode) )
-    return 2;
+    return $c2pos;
 
   /* third card is better than first card and better than last */
   if( !compare_cards($c1,$c3,$mode) &&  compare_cards($c3,$c4,$mode) )
     /* if second card is better than first, third card needs to be even better */
     if( !compare_cards($c1,$c2,$mode) && !compare_cards($c2,$c3,$mode) )
-      return 3;
+      return $c3pos;
     /* second is worse than first, e.g. not following suite */
     else if (compare_cards($c1,$c2,$mode) )
-      return 3;
+      return $c3pos;
 
   /* non of the above */
-  return 4;
+  return $c4pos;
 }
 
 function count_nines($cards)
@@ -203,6 +253,8 @@ function check_wedding($cards)
 
 function count_trump($cards)
 {
+  global $RULES;
+
   $trump = 0;
 
   /* count each trump */
@@ -210,175 +262,67 @@ function count_trump($cards)
     if( (int)($c) <27) 
       $trump++;
 
-  /* subtract foxes */
-  if( in_array("19",$cards))
-    $trump--;
-  if( in_array("20",$cards) )
-    $trump--;
-  /* add one, in case the player has both foxes (schweinchen) */
-  if( in_array("19",$cards) && in_array("20",$cards) )
-    $trump++;
+  switch($RULES["schweinchen"])
+    {
+    case "none":
+      break;
+    case "second":
+    case "secondaftercall":
+      /* add one, in case the player has both foxes (schweinchen) */
+      if( in_array("19",$cards) && in_array("20",$cards) )
+       $trump++;
+    case "both":
+      /* subtract foxes */
+      if( in_array("19",$cards))
+       $trump--;
+      if( in_array("20",$cards) )
+       $trump--;
+      break;
+    }
 
   return $trump;
 }
 
-function card_to_name($card)
+function  create_array_of_random_numbers($useridA,$useridB,$useridC,$useridD)
 {
-  switch($card)
-    {
-      case 1:
-      case 2:
-        return "ten of hearts";
-      case 3:
-      case 4:
-      return "queen of clubs";
-      case 5:
-      case 6:
-      return "queen of spades";
-      case 7:
-      case 8:
-      return "queen of hearts";
-      case 9:
-      case 10:
-      return "queen of diamonds";
-      case 11:
-      case 12:
-      return "jack of clubs";
-      case 13:
-      case 14:
-      return "jack of spades";
-      case 15:
-      case 16:
-      return "jack of hearts";
-      case 17:
-      case 18:
-      return "jack of diamonds";
-      case 19:
-      case 20:
-      return "ace of diamonds";
-      case 21:
-      case 22:
-      return "ten of diamonds";
-      case 23:
-      case 24:
-      return "king of diamonds";
-      case 25:
-      case 26:
-      return "nine of diamonds";;
-      case 27:
-      case 28:
-      return "ace of clubs";
-      case 29:
-      case 30:
-      return "ten of clubs";
-      case 31:
-      case 32:
-      return "king of clubs";
-      case 33:
-      case 34:
-      return "nine of clubs";
-      case 35:
-      case 36:
-      return "ace of spades";
-      case 37:
-      case 38:
-      return "ten of spades";
-      case 39:
-      case 40:
-      return "king of spades";
-      case 41:
-      case 42:
-      return "nine of spades";
-      case 43:
-      case 44:
-      return "ace of hearts";
-      case 45:
-      case 46:
-      return "king of hearts";
-      case 47:
-      case 48:
-      return "nine of hearts";
-      default:
-      return "something went wrong, please contact the admin. Error: code1.";
-    }
-}
+  global $debug;
 
-function card_value($card)
-{
-  switch($card)
+  $r = array();
+  
+  if($debug)
     {
-    case 1:      /* heart */
-    case 2:
-      return 10;
-    case 3:     /* clubes */    
-    case 4:                     
-    case 5:     /* spades */    
-    case 6:                     
-    case 7:     /* hearts */    
-    case 8:                     
-    case 9:     /* diamonds */  
-    case 10:                     
-      return 3;
-    case 11:    /* clubes */    
-    case 12:                    
-    case 13:   /* spades */     
-    case 14:                    
-    case 15:   /* hearts */     
-    case 16:                    
-    case 17:   /* diamonds */   
-    case 18:
-      return 2;                         
-    case 19:    /* diamonds */ 
-    case 20:                  
-    case 27:    /* clubs */    
-    case 28:                  
-    case 35:    /* spades */   
-    case 36:                  
-    case 43:    /* hearts */   
-    case 44:                   
-      return 11;
-    case 21:    /* diamonds */    
-    case 22:
-    case 29:    /* clubs */
-    case 30:
-    case 37:    /* spades */
-    case 38:
-      return 10;
-    case 23:    /* diamonds */ 
-    case 24:                  
-    case 31:   /* clubs */    
-    case 32:                  
-    case 39:   /* spades */   
-    case 40:                  
-    case 45:   /* hearts */   
-    case 46:                  
-      return 4;
-    case 25:    /* diamonds */   
-    case 26:                  
-    case 33:   /* clubs */    
-    case 34:                  
-    case 41:   /* spades */   
-    case 42:                  
-    case 47:   /* hearts */   
-    case 48:                  
-      return 0;
-    default:
-      echo "something went wrong, please contact the admin. ErrorCode: 2 - $card<br>";
-      return 0;
+      $r[ 0]=1;     $r[12]=47;   $r[24]=13;       $r[36]=37;
+      $r[ 1]=2;     $r[13]=48;   $r[25]=14;      $r[37]=38;
+      $r[ 2]=3;     $r[14]=27;   $r[26]=15;      $r[38]=39;
+      $r[ 3]=4;     $r[15]=16;   $r[27]=28;      $r[39]=40;
+      $r[ 4]=5;     $r[16]=17;   $r[28]=29;      $r[40]=41;
+      $r[ 5]=18;    $r[17]=6;    $r[29]=30;      $r[41]=42;
+      $r[ 6]=19;    $r[18]=7;    $r[30]=31;      $r[42]=43;
+      $r[ 7]=20;    $r[19]=8;    $r[31]=32;      $r[43]=44;
+      $r[ 8]=45;    $r[20]=9;    $r[32]=21;      $r[44]=33;
+      $r[ 9]=46;    $r[21]=10;   $r[33]=22;      $r[45]=34;
+      $r[10]=35;    $r[22]=11;   $r[34]=23;      $r[46]=25;
+      $r[11]=36;    $r[23]=12;   $r[35]=24;      $r[47]=26;
     }
-}
-
+  else
+    {
+      /* check if we can find a game were non of the player was involved and return 
+       * cards insted 
+       */
+      $userstr = "'".implode("','",array($useridA,$useridB,$useridC,$useridD))."'";
+      $randomnumbers = DB_get_unused_randomnumbers($userstr);
+      $randomnumbers = explode(":",$randomnumbers);
+      
+      if(sizeof($randomnumbers)==48)
+       return $randomnumbers;
+      
+      /* need to create new numbers */
+      for($i=0;$i<48;$i++)
+       $r[$i]=$i+1;
+      
+      shuffle($r); 
+    };
 
-function  create_array_of_random_numbers()
-{
-  $r = array();
-  $a = array();
-  
-  for($i=1;$i<49;$i++)
-    $a[$i]=$i;
-  
-  $r = array_rand($a,48);
-   
   return $r;
 }
 
@@ -412,23 +356,23 @@ function return_timezone($offset)
 
 function have_suit($cards,$c)
 {
-  global $TRUMP,$DIAMONDS,$HEARTS,$CLUBS,$SPADES;
-  $suit = array();
-
-  if(in_array($c,$TRUMP))
-    $suit = $TRUMP;
-  else if(in_array($c,$CLUBS))
-    $suit = $CLUBS;
-  else if(in_array($c,$SPADES))
-    $suit = $SPADES;
-  else if(in_array($c,$HEARTS))
-    $suit = $HEARTS;
-  else if(in_array($c,$DIAMONDS))
-    $suit = $DIAMONDS;
+  global $CARDS;
+  $suite = array();
+
+  if(in_array($c,$CARDS["trump"]))
+    $suite = $CARDS["trump"];
+  else if(in_array($c,$CARDS["clubs"]))
+    $suite = $CARDS["clubs"];
+  else if(in_array($c,$CARDS["spades"]))
+    $suite = $CARDS["spades"];
+  else if(in_array($c,$CARDS["hearts"]))
+    $suite = $CARDS["hearts"];
+  else if(in_array($c,$CARDS["diamonds"]))
+    $suite = $CARDS["diamonds"];
 
   foreach($cards as $card)
     {
-      if(in_array($card,$suit))
+      if(in_array($card,$suite))
        return 1;
     }
 
@@ -437,23 +381,23 @@ function have_suit($cards,$c)
 
 function same_type($card,$c)
 {
-  global $TRUMP,$DIAMONDS,$HEARTS,$CLUBS,$SPADES;
-  $suit = "";
+  global $CARDS;
+  $suite = "";
 
   /* figure out what kind of card c is */
-  if(in_array($c,$TRUMP))
-    $suit = $TRUMP;
-  else if(in_array($c,$CLUBS))
-    $suit = $CLUBS;
-  else if(in_array($c,$SPADES))
-    $suit = $SPADES;
-  else if(in_array($c,$HEARTS))
-    $suit = $HEARTS;
-  else if(in_array($c,$DIAMONDS))
-    $suit = $DIAMONDS;
+  if(in_array($c,$CARDS["trump"]))
+    $suite = $CARDS["trump"];
+  else if(in_array($c,$CARDS["clubs"]))
+    $suite = $CARDS["clubs"];
+  else if(in_array($c,$CARDS["spades"]))
+    $suite = $CARDS["spades"];
+  else if(in_array($c,$CARDS["hearts"]))
+    $suite = $CARDS["hearts"];
+  else if(in_array($c,$CARDS["diamonds"]))
+    $suite = $CARDS["diamonds"];
 
   /* card is the same suid return 1 */ 
-  if(in_array($card,$suit))
+  if(in_array($card,$suite))
     return 1;
   
   return 0;
@@ -461,66 +405,163 @@ function same_type($card,$c)
 
 function set_gametype($gametype)
 {
-  global $TRUMP,$DIAMONDS,$HEARTS,$CLUBS,$SPADES;
+  global $CARDS;
+  global $RULES;
 
   switch($gametype)
     {
     case "normal":
+    case "wedding":
+    case "poverty":
+    case "dpoverty":
     case "trump":
     case "silent":
-      $TRUMP    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
-                        '17','18','19','20','21','22','23','24','25','26');
-      $DIAMONDS = array();
-      $CLUBS    = array('27','28','29','30','31','32','33','34');
-      $SPADES   = array('35','36','37','38','39','40','41','42');
-      $HEARTS   = array('43','44','45','46','47','48');
+      $CARDS["trump"]    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
+                                '17','18','19','20','21','22','23','24','25','26');
+      $CARDS["diamonds"] = array();
+      $CARDS["clubs"]    = array('27','28','29','30','31','32','33','34');
+      $CARDS["spades"]   = array('35','36','37','38','39','40','41','42');
+      $CARDS["hearts"]   = array('43','44','45','46','47','48');
+      $CARDS["foxes"]    = array('19','20');
+      if($RULES["dullen"]=='none')
+       {
+         $CARDS["trump"]    = array('3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
+                                    '17','18','19','20','21','22','23','24','25','26');
+         $CARDS["hearts"]   = array('43','44','1','2','45','46','47','48');
+       }
       break;
     case "queen":
-      $TRUMP    = array('3','4','5','6','7','8','9','10');
-      $CLUBS    = array('27','28','29','30','31','32','11','12','33','34');
-      $SPADES   = array('35','36','37','38','39','40','13','14','41','42');
-      $HEARTS   = array('43','44', '1', '2','45','46','15','16','47','48');
-      $DIAMONDS = array('19','20','21','22','23','24','17','18','25','26');
+      $CARDS["trump"]    = array('3','4','5','6','7','8','9','10');
+      $CARDS["clubs"]    = array('27','28','29','30','31','32','11','12','33','34');
+      $CARDS["spades"]   = array('35','36','37','38','39','40','13','14','41','42');
+      $CARDS["hearts"]   = array('43','44', '1', '2','45','46','15','16','47','48');
+      $CARDS["diamonds"] = array('19','20','21','22','23','24','17','18','25','26');
+      $CARDS["foxes"]    = array();
       break;
     case "jack":
-      $TRUMP    = array('11','12','13','14','15','16','17','18');
-      $CLUBS    = array('27','28','29','30','31','32','3', '4','33','34');
-      $SPADES   = array('35','36','37','38','39','40','5', '6','41','42');
-      $HEARTS   = array('43','44', '1', '2','45','46','7', '8','47','48');
-      $DIAMONDS = array('19','20','21','22','23','24','9','10','25','26');
+      $CARDS["trump"]    = array('11','12','13','14','15','16','17','18');
+      $CARDS["clubs"]    = array('27','28','29','30','31','32','3', '4','33','34');
+      $CARDS["spades"]   = array('35','36','37','38','39','40','5', '6','41','42');
+      $CARDS["hearts"]   = array('43','44', '1', '2','45','46','7', '8','47','48');
+      $CARDS["diamonds"] = array('19','20','21','22','23','24','9','10','25','26');
+      $CARDS["foxes"]    = array();
       break;
     case "trumpless":
-      $TRUMP    = array();
-      $CLUBS    = array('27','28','29','30','31','32','3', '4','11','12','33','34');
-      $SPADES   = array('35','36','37','38','39','40','5', '6','13','14','41','42');
-      $HEARTS   = array('43','44', '1', '2','45','46','7', '8','15','16','47','48');
-      $DIAMONDS = array('19','20','21','22','23','24','9','10','17','18','25','26');
+      $CARDS["trump"]    = array();
+      $CARDS["clubs"]    = array('27','28','29','30','31','32','3', '4','11','12','33','34');
+      $CARDS["spades"]   = array('35','36','37','38','39','40','5', '6','13','14','41','42');
+      $CARDS["hearts"]   = array('43','44', '1', '2','45','46','7', '8','15','16','47','48');
+      $CARDS["diamonds"] = array('19','20','21','22','23','24','9','10','17','18','25','26');
+      $CARDS["foxes"]    = array();
       break;
     case "club":
-      $TRUMP    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
-                        '17','18','27','28','29','30','31','32','33','34');
-      $CLUBS    = array();
-      $SPADES   = array('35','36','37','38','39','40','41','42');
-      $HEARTS   = array('43','44','45','46','47','48');
-      $DIAMONDS = array('19','20','21','22','23','24','25','26');
+      $CARDS["trump"]    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
+                                '17','18','27','28','29','30','31','32','33','34');
+      $CARDS["clubs"]    = array();
+      $CARDS["spades"]   = array('35','36','37','38','39','40','41','42');
+      $CARDS["hearts"]   = array('43','44','45','46','47','48');
+      $CARDS["diamonds"] = array('19','20','21','22','23','24','25','26');
+      $CARDS["foxes"]    = array();
+      if($RULES["dullen"]=='none')
+       {
+         $CARDS["trump"]    = array('3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
+                                    '17','18','27','28','29','30','31','32','33','34');
+         $CARDS["hearts"]   = array('43','44','1','2','45','46','47','48');
+       }
       break;
     case "spade":
-      $TRUMP    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
-                        '17','18','35','36','37','38','39','40','41','42');
-      $CLUBS    = array('27','28','29','30','31','32','33','34');
-      $SPADES   = array();
-      $HEARTS   = array('43','44','45','46','47','48');
-      $DIAMONDS = array('19','20','21','22','23','24','25','26');
+      $CARDS["trump"]    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
+                                '17','18','35','36','37','38','39','40','41','42');
+      $CARDS["clubs"]    = array('27','28','29','30','31','32','33','34');
+      $CARDS["spades"]   = array();
+      $CARDS["hearts"]   = array('43','44','45','46','47','48');
+      $CARDS["diamonds"] = array('19','20','21','22','23','24','25','26');
+      $CARDS["foxes"]    = array();
+      if($RULES["dullen"]=='none')
+       {
+         $CARDS["trump"]    = array('3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
+                                    '17','18','35','36','37','38','39','40','41','42');
+         $CARDS["hearts"]   = array('43','44','1','2','45','46','47','48');
+       }
       break;
     case "heart":
-      $TRUMP    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
-                        '17','18','43','44','45','46','47','48');
-      $CLUBS    = array('27','28','29','30','31','32','33','34');
-      $SPADES   = array('35','36','37','38','39','40','41','42');
-      $HEARTS   = array();
-      $DIAMONDS = array('19','20','21','22','23','24','25','26');
+      $CARDS["trump"]    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
+                                '17','18','43','44','45','46','47','48');
+      $CARDS["clubs"]    = array('27','28','29','30','31','32','33','34');
+      $CARDS["spades"]   = array('35','36','37','38','39','40','41','42');
+      $CARDS["hearts"]   = array();
+      $CARDS["diamonds"] = array('19','20','21','22','23','24','25','26');
+      $CARDS["foxes"]    = array();
+      if($RULES["dullen"]=='none')
+       {
+         $CARDS["trump"]    = array('3','4','5','6','7','8','9','10','11','12','13','14','15','16', 
+                           '17','18','43','44','1','2','45','46','47','48');
+       }
       break;
     }
 }
 
-?>
\ No newline at end of file
+function mysort($cards,$gametype)
+{
+  usort ( $cards, "sort_comp" );
+  return $cards;
+}
+
+function sort_comp($a,$b)
+{
+  global $CARDS;
+
+  $ALL = array();
+  $ALL = array_merge($CARDS["trump"],$CARDS["diamonds"],$CARDS["clubs"],
+                    $CARDS["hearts"],$CARDS["spades"],$CARDS["diamonds"]);
+
+  return pos_array($a,$ALL)-pos_array($b,$ALL);
+}
+
+function can_call($what,$hash)
+{
+  global $RULES;
+
+  /*TODO: check if this already has been call by teammate */
+  
+  $gameid   = DB_get_gameid_by_hash($hash);
+  $gametype = DB_get_gametype_by_gameid($gameid);
+
+  $NRcards  = count(DB_get_hand($hash));
+  
+  $NRallcards = 0;
+  for ($i=1;$i<5;$i++)
+    {
+      $user         = DB_get_hash_from_game_and_pos($gameid,$i);
+      $NRallcards  += count(DB_get_hand($user));
+    };
+  
+  /* in case of a wedding, everything will be delayed by an offset */
+  $offset = 0;
+  if($gametype=="wedding")
+    {
+      $offset = DB_get_sickness_by_gameid($gameid); 
+      if ($offset <0) /* not resolved */
+       return 0;
+    };
+
+  switch ($RULES["call"])
+    {
+    case "1st-own-card":
+      if( 4-($what/30) >= 12 - ($NRcards + $offset))
+       return 1;
+      break;
+    case "5th-card":
+      if( 27+4*($what/30) <= $NRallcards + $offset*4)
+       return 1;
+      break;
+    case "9-cards":
+      if( ($what/10) <= $NRcards + $offset)
+       return 1;
+      break;
+    }
+
+  return 0;
+}
+
+?>