BUGFIX: error in card dealing routine
[e-DoKo.git] / include / functions.php
1 <?php
2 /* make sure that we are not called from outside the scripts,
3  * use a variable defined in config.php to check this
4  */
5 if(!isset($HOST))
6   exit;
7
8 function config_check()
9 {
10   global $EmailName,$EMAIL_REPLY,$ADMIN_NAME,$ADMIN_EMAIL,$DB_work;
11
12   /* check if some variables are set in the config file, else set defaults */
13   if(!isset($EmailName))
14     $EmailName="[DoKo] ";
15   if(isset($EMAIL_REPLY))
16     {
17       ini_set("sendmail_from",$EMAIL_REPLY);
18     }
19   if(!isset($ADMIN_NAME))
20     {
21       output_header();
22       echo "<h1>Setup not completed</h1>";
23       echo "You need to set \$ADMIN_NAME in config.php.";
24       output_footer();
25       exit();
26     }
27   if(!isset($ADMIN_EMAIL))
28     {
29       output_header();
30       echo "<h1>Setup not completed</h1>";
31       echo "You need to set \$ADMIN_EMAIL in config.php. ".
32         "If something goes wrong an email will be send to this address.";
33       output_footer();
34       exit();
35     }
36   if(!isset($DB_work))
37     {
38       output_header();
39       echo "<h1>Setup not completed</h1>";
40       echo "You need to set \$DB_work in config.php. ".
41         "If this is set to 1, the game will be suspended and one can work safely on the database.".
42         "The default should be 0 for the game to work.";
43       output_footer();
44       exit();
45     }
46   if($DB_work)
47     {
48       output_header();
49       echo "Working on the database...please check back later.";
50       output_footer();
51       exit();
52     }
53
54   return;
55 }
56
57 function mymail($To,$Subject,$message,$header="")
58 {
59   global $debug,$EMAIL_REPLY;
60
61   if(isset($EMAIL_REPLY))
62     $header .= "From: e-DoKo daemon <$EMAIL_REPLY>\r\n";
63
64   if($debug)
65     {
66       /* display email on screen,
67        * change txt -> html
68        */
69       $message = str_replace("\n","<br />\n",$message);
70       $message = ereg_replace("[[:alpha:]]+://[^<>[:space:]]+[[:alnum:]/]",
71                      "<a href=\"\\0\">\\0</a>", $message);
72
73       echo "<br />To: $To<br />";
74       if($header != "")
75         echo $header."<br />";
76       echo "Subject: $Subject <br />$message<br />\n";
77     }
78   else
79     if($header != "")
80       mail($To,$Subject,$message,$header);
81     else
82       mail($To,$Subject,$message);
83   return;
84 }
85
86 function myisset()
87 {
88   /* returns 1 if all names passed as args are defined by a GET or POST statement,
89    * else return 0
90    */
91
92   $ok   = 1;
93   $args = func_get_args();
94
95   foreach($args as $arg)
96     {
97       $ok = $ok * isset($_REQUEST[$arg]);
98       /*echo "$arg: ok = $ok <br />";
99        */
100     }
101   return $ok;
102 }
103
104 function myerror($message)
105 {
106   echo "<span class=\"error\">".htmlspecialchars($message)."</span>\n";
107   mymail($ADMIN_EMAIL,$EmailName." Error in Code",$message);
108   return;
109 }
110
111 function pos_array($c,$arr)
112 {
113   $ret = 0;
114
115   $i   = 0;
116   foreach($arr as $a)
117     {
118       $i++;
119       if($a == $c)
120         {
121           $ret = $i;
122           break;
123         }
124     }
125   return $ret;
126 }
127
128 function is_trump($c)
129 {
130   global $CARDS;
131
132   if(in_array($c,$CARDS["trump"]))
133     return 1;
134   else
135     return 0;
136 }
137
138 function is_same_suite($c1,$c2)
139 {
140   global $CARDS;
141
142   if(in_array($c1,$CARDS["trump"]   ) && in_array($c2,$CARDS["trump"]   ) ) return 1;
143   if(in_array($c1,$CARDS["clubs"]   ) && in_array($c2,$CARDS["clubs"]   ) ) return 1;
144   if(in_array($c1,$CARDS["hearts"]  ) && in_array($c2,$CARDS["hearts"]  ) ) return 1;
145   if(in_array($c1,$CARDS["spades"]  ) && in_array($c2,$CARDS["spades"]  ) ) return 1;
146   if(in_array($c1,$CARDS["diamonds"]) && in_array($c2,$CARDS["diamonds"]) ) return 1;
147
148   return 0;
149 }
150
151 function compare_cards($a,$b,$game)
152 {
153   /* if "a" is higher than "b" return 1, else 0, "a" being the card first played */
154
155   global $CARDS;
156   global $RULES;
157   global $GAME;
158
159   /* first map all cards to the odd number,
160    * this insure that the first card wins the trick
161    * if they are the same card
162    */
163   if( $a/2 - (int)($a/2) != 0.5)
164     $a--;
165   if( $b/2 - (int)($b/2) != 0.5)
166     $b--;
167
168   /* check for schweinchen and ten of hearts*/
169   switch($game)
170     {
171     case "normal":
172     case "silent":
173     case "trump":
174       if($RULES['schweinchen']=='both' && $GAME['schweinchen-who'])
175         {
176           if($a == 19 || $a == 20 )
177             return 1;
178           if($b == 19 || $b == 20 )
179             return 0;
180         }
181       else if($RULES['schweinchen']=='second' && $GAME['schweinchen-second'])
182         {
183           if($a == 19 || $a == 20 )
184             return 1;
185           if($b == 19 || $b == 20 )
186             return 0;
187         }
188       else if($RULES['schweinchen']=='secondaftercall' && $GAME['schweinchen-who'] && $GAME['schweinchen-second'] )
189         {
190           /* check if a call was made either by the player or his partner. If so activate Schweinchen rule. */
191           if(DB_get_call_by_hash($GAME['schweinchen-who']) || DB_get_partner_call_by_hash($GAME['schweinchen-who']) )
192             {
193               if($a == 19 || $a == 20 )
194                 return 1;
195               if($b == 19 || $b == 20 )
196                 return 0;
197             }
198           /* if not, do nothing and the foxes are just handeled as normal trump */
199         }
200         ;
201     case "heart":
202     case "spade":
203     case "club":
204       /* check for ten of hearts rule */
205       if($RULES["dullen"]=="secondwins")
206         if($a==1 && $b==1) /* both 10 of hearts */
207           return 0;        /* second one wins.*/
208     case "trumpless":
209     case "jack":
210     case "queen":
211       /* no special cases here */
212     }
213
214   /* normal case */
215   if(is_trump($a) && is_trump($b) && $a<=$b)
216     return 1;
217   else if(is_trump($a) && is_trump($b) )
218     return 0;
219   else
220     { /*$a is not a trump */
221       if(is_trump($b))
222         return 0;
223       else
224         { /* both no trump */
225
226           /* both clubs? */
227           $posA = pos_array($a,$CARDS["clubs"]);
228           $posB = pos_array($b,$CARDS["clubs"]);
229           if($posA && $posB)
230             if($posA <= $posB)
231               return 1;
232             else
233               return 0;
234
235           /* both spades? */
236           $posA = pos_array($a,$CARDS["spades"]);
237           $posB = pos_array($b,$CARDS["spades"]);
238           if($posA && $posB)
239             if($posA <= $posB)
240               return 1;
241             else
242               return 0;
243
244           /* both hearts? */
245           $posA = pos_array($a,$CARDS["hearts"]);
246           $posB = pos_array($b,$CARDS["hearts"]);
247           if($posA && $posB)
248             if($posA <= $posB)
249               return 1;
250             else
251               return 0;
252
253           /* both diamonds? */
254           $posA = pos_array($a,$CARDS["diamonds"]);
255           $posB = pos_array($b,$CARDS["diamonds"]);
256           if($posA && $posB)
257             if($posA <= $posB)
258               return 1;
259             else
260               return 0;
261
262           /* not the same suit and no trump: a wins */
263           return 1;
264         }
265     }
266 }
267
268 function get_winner($p,$mode)
269 {
270   /* get all 4 cards played in a trick, in the order they are played */
271   $tmp = $p[1];
272   $c1    = $tmp["card"];
273   $c1pos = $tmp["pos"];
274
275   $tmp = $p[2];
276   $c2    = $tmp["card"];
277   $c2pos = $tmp["pos"];
278
279   $tmp = $p[3];
280   $c3    = $tmp["card"];
281   $c3pos = $tmp["pos"];
282
283   $tmp = $p[4];
284   $c4    = $tmp["card"];
285   $c4pos = $tmp["pos"];
286
287   /* first card is better than all the rest */
288   if( compare_cards($c1,$c2,$mode) && compare_cards($c1,$c3,$mode) && compare_cards($c1,$c4,$mode) )
289     return $c1pos;
290
291   /* second card is better than first and better than the rest */
292   if( !compare_cards($c1,$c2,$mode) &&  compare_cards($c2,$c3,$mode) && compare_cards($c2,$c4,$mode) )
293     return $c2pos;
294
295   /* third card is better than first card and better than last */
296   if( !compare_cards($c1,$c3,$mode) &&  compare_cards($c3,$c4,$mode) )
297     /* if second card is better than first, third card needs to be even better */
298     if( !compare_cards($c1,$c2,$mode) && !compare_cards($c2,$c3,$mode) )
299       return $c3pos;
300     /* second is worse than first, e.g. not following suite */
301     else if (compare_cards($c1,$c2,$mode) )
302       return $c3pos;
303
304   /* non of the above */
305   return $c4pos;
306 }
307
308 function count_nines($cards)
309 {
310   $nines = 0;
311
312   foreach($cards as $c)
313     {
314       if($c == "25" || $c == "26") $nines++;
315       else if($c == "33" || $c == "34") $nines++;
316       else if($c == "41" || $c == "42") $nines++;
317       else if($c == "47" || $c == "48") $nines++;
318     }
319
320   return $nines;
321 }
322
323 function check_wedding($cards)
324 {
325
326   if( in_array("3",$cards) && in_array("4",$cards) )
327     return 1;
328
329   return 0;
330 }
331
332 function count_trump($cards)
333 {
334   global $RULES;
335
336   $trump = 0;
337
338   /* count each trump, including the foxes */
339   foreach($cards as $c)
340     if( (int)($c) <27)
341       $trump++;
342
343   /* normally foxes don't count as trump, so we substract them here
344    * in case someone has schweinchen, one or two of them should count as trump
345    * though, so we need to add one trump for those cases */
346
347   /* subtract foxes */
348   if( in_array("19",$cards))
349     $trump--;
350   if( in_array("20",$cards) )
351     $trump--;
352
353   /* handle case where player has schweinchen */
354   if( in_array("19",$cards) && in_array("20",$cards) )
355     switch($RULES["schweinchen"])
356       {
357       case "both":
358         /* add two, in case the player has both foxes (schweinchen) */
359         $trump++;
360         $trump++;
361         break;
362       case "second":
363       case "secondaftercall":
364         /* add one, in case the player has both foxes (schweinchen) */
365         $trump++;
366         break;
367       case "none":
368         break;
369       }
370
371   return $trump;
372 }
373
374 function  create_array_of_random_numbers($useridA,$useridB,$useridC,$useridD)
375 {
376   global $debug;
377
378   $r = array();
379
380   if($debug)
381     {
382       $r[ 0]=1;     $r[12]=47;   $r[24]=13;       $r[36]=37;
383       $r[ 1]=2;     $r[13]=23;   $r[25]=14;       $r[37]=38;
384       $r[ 2]=3;     $r[14]=27;   $r[26]=15;       $r[38]=39;
385       $r[ 3]=4;     $r[15]=16;   $r[27]=28;       $r[39]=40;
386       $r[ 4]=5;     $r[16]=17;   $r[28]=29;       $r[40]=41;
387       $r[ 5]=18;    $r[17]=6;    $r[29]=30;       $r[41]=42;
388       $r[ 6]=21;    $r[18]=7;    $r[30]=31;       $r[42]=43;
389       $r[ 7]=22;    $r[19]=8;    $r[31]=32;       $r[43]=44;
390       $r[ 8]=45;    $r[20]=9;    $r[32]=19;       $r[44]=33;
391       $r[ 9]=46;    $r[21]=10;   $r[33]=20;       $r[45]=24;
392       $r[10]=35;    $r[22]=11;   $r[34]=48;       $r[46]=25;
393       $r[11]=36;    $r[23]=12;   $r[35]=34;       $r[47]=26;
394     }
395   else
396     {
397       /* check if we can find a game were non of the player was involved and return
398        * cards insted
399        */
400       $userstr = "'".implode("','",array($useridA,$useridB,$useridC,$useridD))."'";
401       $randomnumbers = DB_get_unused_randomnumbers($userstr);
402       $randomnumbers = explode(":",$randomnumbers);
403
404       if(sizeof($randomnumbers)==48)
405         return $randomnumbers;
406
407       /* need to create new numbers */
408       for($i=0;$i<48;$i++)
409         $r[$i]=$i+1;
410
411       /* shuffle using a better random generator than the standard one */
412       for ($i = 0; $i <48; $i++)
413         {
414           $j = @mt_rand(0, $i);
415           $tmp = $r[$i];
416           $r[$i] = $r[$j];
417           $r[$j] = $tmp;
418         }
419     };
420
421   return $r;
422 }
423
424 function display_cards($me,$myturn)
425 {
426   return;
427 }
428
429 function have_suit($cards,$c)
430 {
431   global $CARDS;
432   $suite = array();
433
434   if(in_array($c,$CARDS["trump"]))
435     $suite = $CARDS["trump"];
436   else if(in_array($c,$CARDS["clubs"]))
437     $suite = $CARDS["clubs"];
438   else if(in_array($c,$CARDS["spades"]))
439     $suite = $CARDS["spades"];
440   else if(in_array($c,$CARDS["hearts"]))
441     $suite = $CARDS["hearts"];
442   else if(in_array($c,$CARDS["diamonds"]))
443     $suite = $CARDS["diamonds"];
444
445   foreach($cards as $card)
446     {
447       if(in_array($card,$suite))
448         return 1;
449     }
450
451   return 0;
452 }
453
454 function same_type($card,$c)
455 {
456   global $CARDS;
457   $suite = "";
458
459   /* figure out what kind of card c is */
460   if(in_array($c,$CARDS["trump"]))
461     $suite = $CARDS["trump"];
462   else if(in_array($c,$CARDS["clubs"]))
463     $suite = $CARDS["clubs"];
464   else if(in_array($c,$CARDS["spades"]))
465     $suite = $CARDS["spades"];
466   else if(in_array($c,$CARDS["hearts"]))
467     $suite = $CARDS["hearts"];
468   else if(in_array($c,$CARDS["diamonds"]))
469     $suite = $CARDS["diamonds"];
470
471   /* card is the same suid return 1 */
472   if(in_array($card,$suite))
473     return 1;
474
475   return 0;
476 }
477
478 function set_gametype($gametype)
479 {
480   global $CARDS;
481   global $RULES;
482   global $GAME;
483
484   switch($gametype)
485     {
486     case "normal":
487     case "wedding":
488     case "poverty":
489     case "dpoverty":
490     case "trump":
491     case "silent":
492       $CARDS["trump"]    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16',
493                                  '17','18','19','20','21','22','23','24','25','26');
494       $CARDS["diamonds"] = array();
495       $CARDS["clubs"]    = array('27','28','29','30','31','32','33','34');
496       $CARDS["spades"]   = array('35','36','37','38','39','40','41','42');
497       $CARDS["hearts"]   = array('43','44','45','46','47','48');
498       $CARDS["foxes"]    = array('19','20');
499       if($RULES["dullen"]=='none')
500         {
501           $CARDS["trump"]    = array('3','4','5','6','7','8','9','10','11','12','13','14','15','16',
502                                      '17','18','19','20','21','22','23','24','25','26');
503           $CARDS["hearts"]   = array('43','44','1','2','45','46','47','48');
504         }
505       /* do we need to reorder for Schweinchen? need to search for it because of special case for dullen above*/
506       if($RULES['schweinchen']=='both'&& $GAME['schweinchen-who'])
507         {
508           /* find the fox and put them at the top of the stack */
509           foreach(array('19','20') as $fox)
510             {
511               /* search for fox */
512               $trump = $CARDS['trump'];
513               $key = array_keys($trump, $fox);
514
515               /* reorder */
516               $foxa = array();
517               $foxa[]=$trump[$key[0]];
518               unset($trump[$key[0]]);
519               $trump = array_merge($foxa,$trump);
520               $CARDS['trump'] = $trump;
521             }
522         }
523       else if( ($RULES['schweinchen']=='second' || $RULES['schweinchen']=='secondaftercall')
524                && $GAME['schweinchen-who'])
525         {
526           /* find the fox and put them at the top of the stack */
527           $trump = $CARDS['trump'];
528           $key = array_keys($trump, '19');
529
530           /* reorder */
531           $foxa = array();
532           $foxa[]=$trump[$key[0]];
533           unset($trump[$key[0]]);
534           $trump = array_merge($foxa,$trump);
535           $CARDS['trump'] = $trump;
536         }
537       break;
538     case "queen":
539       $CARDS["trump"]    = array('3','4','5','6','7','8','9','10');
540       $CARDS["clubs"]    = array('27','28','29','30','31','32','11','12','33','34');
541       $CARDS["spades"]   = array('35','36','37','38','39','40','13','14','41','42');
542       $CARDS["hearts"]   = array('43','44', '1', '2','45','46','15','16','47','48');
543       $CARDS["diamonds"] = array('19','20','21','22','23','24','17','18','25','26');
544       $CARDS["foxes"]    = array();
545       break;
546     case "jack":
547       $CARDS["trump"]    = array('11','12','13','14','15','16','17','18');
548       $CARDS["clubs"]    = array('27','28','29','30','31','32','3', '4','33','34');
549       $CARDS["spades"]   = array('35','36','37','38','39','40','5', '6','41','42');
550       $CARDS["hearts"]   = array('43','44', '1', '2','45','46','7', '8','47','48');
551       $CARDS["diamonds"] = array('19','20','21','22','23','24','9','10','25','26');
552       $CARDS["foxes"]    = array();
553       break;
554     case "trumpless":
555       $CARDS["trump"]    = array();
556       $CARDS["clubs"]    = array('27','28','29','30','31','32','3', '4','11','12','33','34');
557       $CARDS["spades"]   = array('35','36','37','38','39','40','5', '6','13','14','41','42');
558       $CARDS["hearts"]   = array('43','44', '1', '2','45','46','7', '8','15','16','47','48');
559       $CARDS["diamonds"] = array('19','20','21','22','23','24','9','10','17','18','25','26');
560       $CARDS["foxes"]    = array();
561       break;
562     case "club":
563       $CARDS["trump"]    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16',
564                                  '17','18','27','28','29','30','31','32','33','34');
565       $CARDS["clubs"]    = array();
566       $CARDS["spades"]   = array('35','36','37','38','39','40','41','42');
567       $CARDS["hearts"]   = array('43','44','45','46','47','48');
568       $CARDS["diamonds"] = array('19','20','21','22','23','24','25','26');
569       $CARDS["foxes"]    = array();
570       if($RULES["dullen"]=='none')
571         {
572           $CARDS["trump"]    = array('3','4','5','6','7','8','9','10','11','12','13','14','15','16',
573                                      '17','18','27','28','29','30','31','32','33','34');
574           $CARDS["hearts"]   = array('43','44','1','2','45','46','47','48');
575         }
576       break;
577     case "spade":
578       $CARDS["trump"]    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16',
579                                  '17','18','35','36','37','38','39','40','41','42');
580       $CARDS["clubs"]    = array('27','28','29','30','31','32','33','34');
581       $CARDS["spades"]   = array();
582       $CARDS["hearts"]   = array('43','44','45','46','47','48');
583       $CARDS["diamonds"] = array('19','20','21','22','23','24','25','26');
584       $CARDS["foxes"]    = array();
585       if($RULES["dullen"]=='none')
586         {
587           $CARDS["trump"]    = array('3','4','5','6','7','8','9','10','11','12','13','14','15','16',
588                                      '17','18','35','36','37','38','39','40','41','42');
589           $CARDS["hearts"]   = array('43','44','1','2','45','46','47','48');
590         }
591       break;
592     case "heart":
593       $CARDS["trump"]    = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16',
594                                  '17','18','43','44','45','46','47','48');
595       $CARDS["clubs"]    = array('27','28','29','30','31','32','33','34');
596       $CARDS["spades"]   = array('35','36','37','38','39','40','41','42');
597       $CARDS["hearts"]   = array();
598       $CARDS["diamonds"] = array('19','20','21','22','23','24','25','26');
599       $CARDS["foxes"]    = array();
600       if($RULES["dullen"]=='none')
601         {
602           $CARDS["trump"]    = array('3','4','5','6','7','8','9','10','11','12','13','14','15','16',
603                             '17','18','43','44','1','2','45','46','47','48');
604         }
605       break;
606     }
607 }
608
609 function mysort($cards,$gametype)
610 {
611   global $PREF;
612   if(isset($PREF['sorting']))
613     if($PREF['sorting']=='high-low')
614       usort ( $cards, 'sort_comp_high_low' );
615     else
616       usort ( $cards, 'sort_comp_low_high' );
617   else
618     usort ( $cards, 'sort_comp_high_low' );
619   return $cards;
620 }
621
622 function sort_comp_high_low($a,$b)
623 {
624   global $CARDS;
625
626   $ALL = array();
627   $ALL = array_merge($CARDS['trump'],$CARDS['diamonds'],$CARDS['clubs'],
628                      $CARDS['hearts'],$CARDS['spades']);
629
630   return pos_array($a,$ALL)-pos_array($b,$ALL);
631 }
632
633 function sort_comp_low_high($a,$b)
634 {
635   global $CARDS;
636
637   $ALL = array();
638   $ALL = array_merge($CARDS['trump'],$CARDS['diamonds'],$CARDS['clubs'],
639                      $CARDS['hearts'],$CARDS['spades']);
640
641   return -pos_array($a,$ALL)+pos_array($b,$ALL);
642 }
643
644 function can_call($what,$hash)
645 {
646   global $RULES;
647
648   $gameid   = DB_get_gameid_by_hash($hash);
649   $gametype = DB_get_gametype_by_gameid($gameid);
650   $oldcall  = DB_get_call_by_hash($hash);
651   $pcall    = DB_get_partner_call_by_hash($hash);
652
653   if( ($pcall!=NULL && $what >= $pcall) ||
654       ($oldcall!=NULL && $what >=$oldcall) )
655     {
656       return 0;
657     }
658
659   $NRcards  = count(DB_get_hand($hash));
660
661   $NRallcards = 0;
662   for ($i=1;$i<5;$i++)
663     {
664       $user         = DB_get_hash_from_game_and_pos($gameid,$i);
665       $NRallcards  += count(DB_get_hand($user));
666     };
667
668   /* in case of a wedding, everything will be delayed by an offset */
669   $offset = 0;
670   if($gametype=="wedding")
671     {
672       $offset = DB_get_sickness_by_gameid($gameid);
673       if ($offset <0) /* not resolved */
674         return 0;
675     };
676
677   switch ($RULES["call"])
678     {
679     case "1st-own-card":
680       if( 4-($what/30) >= 12 - ($NRcards + $offset))
681         return 1;
682       break;
683     case "5th-card":
684       if( 27+4*($what/30) <= $NRallcards + $offset*4)
685         return 1;
686       break;
687     case "9-cards":
688
689       if($oldcall!=NULL && $pcall!=NULL)
690         $mincall = ($oldcall>$pcall) ? $pcall : $oldcall;
691       else if($oldcall!=NULL)
692         $mincall = $oldcall;
693       else if ($pcall!=NULL)
694         $mincall = $pcall;
695       else
696         $mincall = -1;
697
698       if( 12 <= ($NRcards + $offset))
699         {
700           return 1;
701         }
702       else if ( 9 <= ($NRcards + $offset))
703         {
704           if( ($mincall>=0 && $mincall==120) )
705             return 1;
706         }
707       else if ( 6 <= ($NRcards + $offset))
708         {
709           if( ($mincall>=0 && $mincall<=90 && $what<=60 ) )
710             return 1;
711         }
712       else if ( 3 <= ($NRcards + $offset))
713         {
714           if( ($mincall>=0 && $mincall<=60 && $what<=30 ) )
715             return 1;
716         }
717       else if ( 0 <= ($NRcards + $offset))
718         {
719           if( ($mincall>=0 && $mincall<=30 && $what==0 ) )
720             return 1;
721         };
722       break;
723     }
724
725   return 0;
726 }
727
728 function display_table ()
729 {
730   global $gameid, $GT, $debug,$INDEX,$defaulttimezone,$session;
731   global $RULES,$GAME,$gametype;
732
733   $result = DB_query("SELECT  User.fullname as name,".
734                      "        Hand.position as position, ".
735                      "        User.id, ".
736                      "        Hand.party as party, ".
737                      "        Hand.sickness as sickness, ".
738                      "        Hand.point_call, ".
739                      "        User.last_login, ".
740                      "        Hand.hash,       ".
741                      "        User.timezone    ".
742                      "FROM Hand ".
743                      "LEFT JOIN User ON User.id=Hand.user_id ".
744                      "WHERE Hand.game_id='".$gameid."' ".
745                      "ORDER BY position ASC");
746
747   echo "<div class=\"table\">\n".
748     "  <img class=\"table\" src=\"pics/table.png\" alt=\"table\" />\n";
749   while($r = DB_fetch_array($result))
750     {
751       $name  = $r[0];
752       $pos   = $r[1];
753       $user  = $r[2];
754       $party = $r[3];
755       $sickness  = $r[4];
756       $call      = $r[5];
757       $hash      = $r[7];
758       $timezone  = $r[8];
759       date_default_timezone_set($defaulttimezone);
760       $lastlogin = strtotime($r[6]);
761       date_default_timezone_set($timezone);
762       $timenow   = strtotime(date("Y-m-d H:i:s"));
763
764       echo "  <div class=\"table".($pos-1)."\">\n";
765       if(!$debug)
766         echo "   $name \n";
767       else
768         echo "   <a href=\"".$INDEX."?action=game&amp;me=".$hash."\">$name</a>\n";
769
770       /* add hints for poverty, wedding, solo, etc */
771       if( $gametype != "solo")
772         if( $RULES["schweinchen"]=="both" && $GAME["schweinchen-who"]==$hash )
773           echo " Schweinchen. <br />";
774
775       if($GT=="poverty" && $party=="re")
776         if($sickness=="poverty")
777           {
778             $userhash = DB_get_hash_from_gameid_and_userid($gameid,$user);
779             $cards    = DB_get_all_hand($userhash);
780             $trumpNR  = count_trump($cards);
781             if($trumpNR)
782               echo "   <img src=\"pics/button/poverty_trump_button.png\" class=\"button\" alt=\"poverty < trump back\" title=\"poverty - trump back\" />";
783             else
784               echo "   <img src=\"pics/button/poverty_notrump_button.png\" class=\"button\" alt=\"poverty <\" title=\"poverty - no trump back\" />";
785           }
786         else
787           echo "   <img src=\"pics/button/poverty_partner_button.png\" class=\"button\" alt=\"poverty >\" title=\"poverty partner\" />";
788
789       if($GT=="dpoverty")
790         if($party=="re")
791           if($sickness=="poverty")
792             {
793               $userhash = DB_get_hash_from_gameid_and_userid($gameid,$user);
794               $cards    = DB_get_all_hand($userhash);
795               $trumpNR  = count_trump($cards);
796               if($trumpNR)
797                 echo "   <img src=\"pics/button/poverty_trump_button.png\" class=\"button\" alt=\"poverty < trump back\" title=\"poverty - trump back\" />";
798               else
799                 echo "   <img src=\"pics/button/poverty_notrump_button.png\" class=\"button\" alt=\"poverty <\" title=\"poverty - no trump back\" />";
800             }
801           else
802             echo "   <img src=\"pics/button/poverty_partner_button.png\" class=\"button\" alt=\"poverty >\" title=\"poverty partner\" />";
803         else
804           if($sickness=="poverty")
805             {
806               $userhash = DB_get_hash_from_gameid_and_userid($gameid,$user);
807               $cards    = DB_get_all_hand($userhash);
808               $trumpNR  = count_trump($cards);
809               if($trumpNR)
810                 echo "   <img src=\"pics/button/poverty2_trump_button.png\" class=\"button\" alt=\"poverty2 < trump back\" title=\"poverty2 - trump back\"/>";
811               else
812                 echo "   <img src=\"pics/button/poverty2_notrump_button.png\" class=\"button\" alt=\"poverty2 <\" title=\"poverty2 - no trump back\" />";
813             }
814           else
815             echo "   <img src=\"pics/button/poverty2_partner_button.png\" class=\"button\" alt=\"poverty2 >\" title=\"poverty2 partner\" />";
816
817       if($GT=="wedding" && $party=="re")
818         if($sickness=="wedding")
819           echo "   <img src=\"pics/button/wedding_button.png\" class=\"button\" alt=\"wedding\" title=\"wedding\" />";
820         else
821           echo "   <img src=\"pics/button/wedding_partner_button.png\" class=\"button\" alt=\"wedding partner\" title=\"wedding partner\" />";
822
823       if(ereg("solo",$GT) && $party=="re")
824         {
825           if(ereg("queen",$GT))
826             echo "   <img src=\"pics/button/queensolo_button.png\" class=\"button\" alt=\"$GT\" title=\"Queen solo\" />";
827           else if(ereg("jack",$GT))
828             echo "   <img src=\"pics/button/jacksolo_button.png\" class=\"button\" alt=\"$GT\" title=\"Jack solo\" />";
829           else if(ereg("club",$GT))
830             echo "   <img src=\"pics/button/clubsolo_button.png\" class=\"button\" alt=\"$GT\" title=\"Club solo\" />";
831           else if(ereg("spade",$GT))
832             echo "   <img src=\"pics/button/spadesolo_button.png\" class=\"button\" alt=\"$GT\" title=\"Spade solo\" />";
833           else if(ereg("heart",$GT))
834             echo "   <img src=\"pics/button/heartsolo_button.png\" class=\"button\" alt=\"$GT\" title=\"Heart solo\" />";
835           else if(ereg("trumpless",$GT))
836             echo "   <img src=\"pics/button/notrumpsolo_button.png\" class=\"button\" alt=\"$GT\" title=\"Trumpless solo\" />";
837           else if(ereg("trump",$GT))
838             echo "   <img src=\"pics/button/trumpsolo_button.png\" class=\"button\" alt=\"$GT\" title=\"Trump solo\" />";
839         }
840
841       /* add point calls */
842       if($call!=NULL)
843         {
844           if($party=="re")
845             echo "  <img src=\"pics/button/re_button.png\" class=\"button\" alt=\"re\" title=\"Re\" />";
846           else
847             echo "  <img src=\"pics/button/contra_button.png\" class=\"button\" alt=\"contra\" title=\"Contra\" />";
848           switch($call)
849             {
850             case "0":
851               echo "   <img src=\"pics/button/0_button.png\" class=\"button\" alt=\"0\" title=\"Call 0\" />";
852               break;
853             case "30":
854               echo "   <img src=\"pics/button/30_button.png\" class=\"button\" alt=\"30\" title=\"Call 30\" />";
855               break;
856             case "60":
857               echo "   <img src=\"pics/button/60_button.png\" class=\"button\" alt=\"60\" title=\"Call 60\" />";
858               break;
859             case "90":
860               echo "   <img src=\"pics/button/90_button.png\" class=\"button\" alt=\"90\" title=\"Call 90\" />";
861               break;
862             }
863         }
864
865       echo "    <br />\n";
866       echo "    <span title=\"local time: ".date("Y-m-d H:i:s",$timenow).  " ".
867                              "last login: ".date("Y-m-d H:i:s",$lastlogin)."\">time info</span>\n";
868       echo "   </div>\n";
869
870     }
871   echo  "</div>\n"; /* end output table */
872
873
874   return;
875 }
876
877
878 function display_user_menu($id)
879 {
880   global $WIKI,$INDEX;
881
882   $result = DB_query("SELECT Hand.hash,Hand.game_id,Game.player from Hand".
883                      " LEFT JOIN Game On Hand.game_id=Game.id".
884                      " WHERE Hand.user_id='$id'".
885                      " AND ( Game.player='$id' OR ISNULL(Game.player) )".
886                      " AND Game.status<>'gameover'".
887                      " ORDER BY Game.session" );
888
889   $i=0;
890   while( $r = DB_fetch_array($result))
891     {
892       if($i==0)
893         {
894           echo "<div class=\"usermenu\">\n";
895           echo "It's your turn in these games:<br />\n";
896         }
897
898       $i++;
899       echo "<a href=\"".$INDEX."?action=game&amp;me=".$r[0].
900         "\">game ".DB_format_gameid($r[1])." </a><br />\n";
901       if($i>4)
902         {
903           echo "...<br />\n";
904           break;
905         }
906     }
907
908   if($i)
909     echo  "</div>\n";
910   return;
911 }
912
913 function generate_score_table($session)
914 {
915   /* returns an array with N entries
916    * $score[$i]["gameid"]   = gameid
917    * $score[$i]["players"] = array (id=>total points)
918    * $score[$i]["points"]   = points for this game
919    * $score[$i]["solo"]     = 1 or 0
920    */
921   $score = array();
922   $i=0;
923
924   /* get all ids */
925   $gameids = DB_get_gameids_of_finished_games_by_session($session);
926
927   if($gameids == NULL)
928     return $score;
929
930   /* get player id, names... from the first game */
931   $player = array();
932   $result = DB_query("SELECT User.id, User.fullname from Hand".
933                      " LEFT JOIN User On Hand.user_id=User.id".
934                      " WHERE Hand.game_id=".$gameids[0]);
935   while( $r = DB_fetch_array($result))
936     $player[$r[0]] = 0;
937
938   /* get points and generate table */
939   foreach($gameids as $gameid)
940     {
941       $re_score = DB_get_score_by_gameid($gameid);
942       $gametype = DB_get_gametype_by_gameid($gameid);
943       foreach($player as $id=>$points)
944         {
945           $party = DB_get_party_by_gameid_and_userid($gameid,$id);
946           if($party == "re")
947             if($gametype=="solo")
948               $player[$id] += 3*$re_score;
949             else
950               $player[$id] += $re_score;
951           else if ($party == "contra")
952             $player[$id] -= $re_score;
953         }
954       $score[$i]['gameid']  = $gameid ;
955       $score[$i]['players'] = $player;
956       $score[$i]['points']  = abs($re_score);
957       $score[$i]['solo']    = ($gametype=="solo");
958
959       $i++;
960     }
961
962   return $score;
963 }
964
965 function generate_global_score_table()
966 {
967   $return = array();
968
969   /* get all ids */
970   $gameids = DB_get_gameids_of_finished_games_by_session(0);
971
972   if($gameids == NULL)
973     return "";
974
975   /* get player id, names... from the User table */
976   $player = array();
977   $result = DB_query("SELECT User.id, User.fullname FROM User");
978
979   while( $r = DB_fetch_array($result))
980     $player[] = array( 'id' => $r[0], 'name'=> $r[1], 'points' => 0 ,'nr' => 0);
981
982   /* get points and generate table */
983   foreach($gameids as $gameid)
984     {
985       $re_score = DB_get_score_by_gameid($gameid);
986       $gametype = DB_get_gametype_by_gameid($gameid);
987
988       /* TODO: this shouldn't loop over all players, just the 4 players that are in the game */
989       foreach($player as $key=>$pl)
990         {
991           $party = DB_get_party_by_gameid_and_userid($gameid,$pl['id']);
992           if($party == "re")
993             if($gametype=="solo")
994               $player[$key]['points'] += 3*$re_score;
995             else
996               $player[$key]['points'] += $re_score;
997           else if ($party == "contra")
998             $player[$key]['points'] -= $re_score;
999           if($party)
1000             $player[$key]['nr']+=1;
1001         }
1002     }
1003
1004   function cmp($a,$b)
1005   {
1006     if($a['nr']==0 ) return 1;
1007     if($b['nr']==0) return 1;
1008
1009     $a=$a['points']/$a['nr'];
1010     $b=$b['points']/$b['nr'];
1011
1012     if ($a == $b)
1013       return 0;
1014     return ($a > $b) ? -1 : 1;
1015   }
1016   usort($player,"cmp");
1017
1018   foreach($player as $pl)
1019     {
1020       /* limit to players with at least 10 games */
1021       if($pl['nr']>10)
1022         $return[] = array( $pl['name'], round($pl['points']/$pl['nr'],3) );
1023     }
1024
1025   return $return;
1026 }
1027
1028 function format_score_table_ascii($score)
1029 {
1030   $output="";
1031   if(sizeof($score)==0)
1032     return "";
1033
1034   /* truncate table if we have too many games */
1035   $max = sizeof($score);
1036   if($max>6) $output.=" (table truncated to last 6 games)\n";
1037
1038   /* output header */
1039   foreach($score[0]['players'] as $id=>$points)
1040     {
1041       $name = DB_get_name('userid',$id); /*TODO*/
1042       $output.= "  ".substr($name,0,2)."  |";
1043     }
1044   $output.="  P   |\n";
1045   $output.= "------+------+------+------+------+\n";
1046
1047   /* output score for each game */
1048   $i=0;
1049   foreach($score as $game)
1050     {
1051       $i++;
1052       if($i-1<$max-6) continue;
1053
1054       foreach($game['players'] as $id=>$points)
1055         $output.=str_pad($points,6," ",STR_PAD_LEFT)."|";
1056       $output.=str_pad($game['points'],4," ",STR_PAD_LEFT);
1057
1058       /* check for solo */
1059       if($game['solo'])
1060         $output.= " S|";
1061       else
1062         $output.= "  |";
1063
1064       $output.="\n";
1065     }
1066   return $output;
1067 }
1068
1069 function format_score_table_html($score,$userid)
1070 {
1071   global $INDEX;
1072
1073   if(sizeof($score)==0)
1074     return "";
1075
1076   $output = "<div class=\"scoretable\">\n<table class=\"score\">\n";
1077
1078   /* output header */
1079   $header = "";
1080   $header.= " <thead>\n  <tr>\n";
1081   $header.= "   <th> No </th>";
1082   foreach($score[0]['players'] as $id=>$points)
1083     {
1084       $name = DB_get_name('userid',$id); /*TODO*/
1085       $header.= "<th> ".substr($name,0,2)." </th>";
1086     }
1087   $header.="<th>P</th>\n  </tr>\n </thead>\n";
1088
1089   /* use the same as footer */
1090   $footer = "";
1091   $footer.= " <tfoot>\n  <tr>\n";
1092   $footer.= "   <td> No </td>";
1093   foreach($score[0]['players'] as $id=>$points)
1094     {
1095       $name = DB_get_name('userid',$id); /*TODO*/
1096       $footer.= "<td> ".substr($name,0,2)." </td>";
1097     }
1098   $footer.="<td>P</td>\n  </tr>\n </tfoot>\n";
1099
1100   /* body */
1101   $body = "";
1102   $body.= " <tbody>\n";
1103   $i=0;
1104   foreach($score as $game)
1105     {
1106       $i++;
1107       $body.="  <tr>";
1108       $userhash = DB_get_hash_from_gameid_and_userid($game['gameid'],$userid);
1109       /* create link to old games only if you are logged in and its your game*/
1110       if(isset($_SESSION['id']) && $_SESSION['id']==$userid)
1111         $body.="  <td> <a href=\"".$INDEX."?action=game&amp;me=".$userhash."\">$i</a></td>";
1112       else
1113         $body.="  <td>$i</td>";
1114
1115       foreach($game['players'] as $id=>$points)
1116         $body.="<td>".$points."</td>";
1117       $body.="<td>".$game['points'];
1118
1119       /* check for solo */
1120       if($game['solo'])
1121         $body.= " S";
1122       $body.="</td></tr>\n";
1123     }
1124
1125   $output.=$header;
1126   if($i>12)
1127     $output.=$footer;
1128   $output.=$body;
1129
1130   $output.=" </tbody>\n</table>\n</div>\n";
1131
1132   return $output;
1133 }
1134
1135 function createCache($content, $cacheFile)
1136 {
1137   $fp = fopen($cacheFile,"w");
1138   if($fp)
1139     {
1140       fwrite($fp,$content);
1141       fclose($fp);
1142     }
1143   else
1144     echo "WARNING: couldn't create cache file";
1145
1146   return;
1147 }
1148
1149 function getCache($cacheFile, $expireTime)
1150 {
1151   if( file_exists($cacheFile) &&
1152       filemtime($cacheFile )>( time() - $expireTime ) )
1153     {
1154       return file_get_contents($cacheFile);
1155     }
1156
1157   return false;
1158 }
1159
1160
1161 ?>