2 /* make sure that we are not called from outside the scripts,
3 * use a variable defined in config.php to check this
14 global $DB,$DB_user,$DB_host,$DB_database,$DB_password;
15 $DB = @mysql_connect($DB_host,$DB_user, $DB_password);
18 mysql_select_db($DB_database) or die('Could not select database');
22 echo mysql_errno() . ": " . mysql_error(). "\n";
35 function DB_quote_smart($value)
38 if (get_magic_quotes_gpc()) {
39 $value = stripslashes($value);
41 /* Quote if not a number or a numeric string */
42 if (!is_numeric($value)) {
43 $value = "'" . mysql_real_escape_string($value) . "'";
50 $result = DB_query("SELECT * FROM User");
51 while($r = DB_fetch_array($result))
60 /* use Mysql in the background */
61 function DB_query($query)
63 /* debug/optimize the database
65 $return = mysql_query($query);
66 $time = $time - microtime();
68 if($time > 0.05) // this way we can find only the long ones
70 $logfile=fopen('/tmp/DBlog.log','a+');
71 fwrite($logfile,"EXPLAIN $query ;\n");
72 fwrite($logfile,"time of above query: $time\n");
79 return mysql_query($query);
82 function DB_fetch_array($result)
84 return mysql_fetch_array($result,MYSQL_NUM);
87 function DB_insert_id()
89 return mysql_insert_id();
92 function DB_num_rows($result)
94 return mysql_num_rows($result);
96 /* end Mysql functions */
98 function DB_query_array($query)
100 $result = DB_query($query);
101 $return = DB_fetch_array($result);
106 function DB_query_array_all($query)
110 $queryresult = DB_query($query);
111 while($row = DB_fetch_array($queryresult))
117 function DB_get_version()
119 $version = DB_query_array('SELECT version FROM Version');
123 function DB_get_passwd_by_name($name)
125 $r = DB_query_array("SELECT password FROM User WHERE fullname=".DB_quote_smart($name)."");
133 function DB_get_passwd_by_userid($id)
135 $r = DB_query_array("SELECT password FROM User WHERE id=".DB_quote_smart($id)."");
143 function DB_check_recovery_passwords($password,$email)
145 $r = DB_query_array("SELECT User.id FROM User".
146 " LEFT JOIN Recovery ON User.id=Recovery.user_id".
147 " WHERE email=".DB_quote_smart($email).
148 " AND Recovery.password=".DB_quote_smart($password).
149 " AND DATE_SUB(CURDATE(),INTERVAL 1 DAY) <= Recovery.create_date");
156 function DB_get_handid($type,$var1='',$var2='')
161 $r = DB_query_array("SELECT id FROM Hand WHERE hash=".DB_quote_smart($var1));
163 case 'gameid-position':
164 $r = DB_query_array("SELECT id FROM Hand WHERE game_id=".
165 DB_quote_smart($var1)." AND position=".
166 DB_quote_smart($var2));
168 case 'gameid-userid':
169 $r = DB_query_array("SELECT id FROM Hand WHERE game_id=".
170 DB_quote_smart($var1)." AND user_id=".
171 DB_quote_smart($var2));
181 function DB_get_pos_by_hash($hash)
183 $r= DB_query_array("SELECT position FROM Hand WHERE hash=".DB_quote_smart($hash));
191 function DB_get_status_by_hash($hash)
193 $r= DB_query_array("SELECT status FROM Hand WHERE hash=".DB_quote_smart($hash));
201 function DB_set_game_status_by_gameid($id,$status)
203 DB_query("UPDATE Game SET status='".$status."' WHERE id=".DB_quote_smart($id));
207 function DB_set_sickness_by_gameid($id,$status)
209 DB_query("UPDATE Game SET sickness='".$status."' WHERE id=".DB_quote_smart($id));
212 function DB_get_sickness_by_gameid($id)
214 $r = DB_query_array("SELECT sickness FROM Game WHERE id=".DB_quote_smart($id));
222 function DB_get_game_status_by_gameid($id)
224 $r = DB_query_array("SELECT status FROM Game WHERE id=".DB_quote_smart($id));
232 function DB_set_hand_status_by_hash($hash,$status)
234 DB_query("UPDATE Hand SET status='".$status."' WHERE hash=".DB_quote_smart($hash));
238 function DB_get_hand_status_by_userid_and_gameid($uid,$gid)
240 $r = DB_query_array("SELECT status FROM Hand WHERE user_id=".DB_quote_smart($uid).
241 " AND game_id=".DB_quote_smart($gid));
248 function DB_get_sickness_by_userid_and_gameid($uid,$gid)
250 $r = DB_query_array("SELECT sickness FROM Hand WHERE user_id=".DB_quote_smart($uid).
251 " AND game_id=".DB_quote_smart($gid));
258 function DB_get_sickness_by_pos_and_gameid($pos,$gid)
260 $r = DB_query_array("SELECT sickness FROM Hand WHERE position=".DB_quote_smart($pos).
261 " AND game_id=".DB_quote_smart($gid));
268 function DB_get_gameid_by_hash($hash)
270 $r = DB_query_array("SELECT game_id FROM Hand WHERE hash=".DB_quote_smart($hash));
278 function DB_get_hand($me)
282 $handid = DB_get_handid('hash',$me);
284 $result = DB_query("SELECT card_id FROM Hand_Card WHERE hand_id=".DB_quote_smart($handid)." and played='false' ");
285 while($r = DB_fetch_array($result))
291 function DB_get_all_hand($me)
295 $handid = DB_get_handid('hash',$me);
297 $result = DB_query("SELECT card_id FROM Hand_Card WHERE hand_id=".DB_quote_smart($handid));
298 while($r = DB_fetch_array($result))
304 function DB_get_cards_by_trick($id)
309 $result = DB_query("SELECT card_id,position FROM Play LEFT JOIN Hand_Card ON Hand_Card.id=Play.hand_card_id ".
310 "LEFT JOIN Hand ON Hand.id=Hand_Card.hand_id ".
312 DB_quote_smart($id)." ORDER BY sequence ASC");
313 while($r = DB_fetch_array($result))
315 $cards[$i]=array("card"=>$r[0],"pos"=>$r[1]);
323 function DB_set_solo_by_hash($hash,$solo)
325 DB_query("UPDATE Hand SET solo=".DB_quote_smart($solo)." WHERE hash=".DB_quote_smart($hash));
329 function DB_set_solo_by_gameid($id,$solo)
331 DB_query("UPDATE Game SET solo=".DB_quote_smart($solo)." WHERE id=".DB_quote_smart($id));
335 function DB_set_sickness_by_hash($hash,$sickness)
337 DB_query("UPDATE Hand SET sickness=".DB_quote_smart($sickness)." WHERE hash=".DB_quote_smart($hash));
341 function DB_get_current_trickid($gameid)
347 $result = DB_query("SELECT Trick.id,MAX(Play.sequence) FROM Play ".
348 "LEFT JOIN Trick ON Play.trick_id=Trick.id ".
349 "WHERE Trick.game_id=".DB_quote_smart($gameid)." ".
350 "GROUP BY Trick.id");
351 while( $r = DB_fetch_array($result) )
358 if(!$sequence || $sequence==4)
360 DB_query("INSERT INTO Trick VALUES (NULL,NULL,NULL, ".DB_quote_smart($gameid).",NULL)");
361 $trickid = DB_insert_id();
370 return array($trickid,$sequence,$number);
373 function DB_get_max_trickid($gameid)
375 $r = DB_query_array("SELECT MAX(id) FROM Trick WHERE game_id=".DB_quote_smart($gameid));
377 return ($r?$r[0]:NULL);
380 function DB_play_card($trickid,$handcardid,$sequence)
382 DB_query("INSERT INTO Play VALUES(NULL,NULL,NULL,".DB_quote_smart($trickid).
383 ",".DB_quote_smart($handcardid).",".DB_quote_smart($sequence).")");
385 $playid = DB_insert_id();
389 function DB_get_all_names_by_gameid($id)
393 $result = DB_query("SELECT fullname FROM Hand LEFT JOIN User ON Hand.user_id=User.id WHERE game_id=".
394 DB_quote_smart($id)." ORDER BY position ASC");
395 while($r = DB_fetch_array($result))
401 function DB_get_all_userid_by_gameid($id)
405 $result = DB_query("SELECT user_id FROM Hand WHERE game_id=".
406 DB_quote_smart($id)." ORDER BY position ");
407 while($r = DB_fetch_array($result))
413 function DB_get_hash_from_game_and_pos($id,$pos)
415 $r = DB_query_array("SELECT hash FROM Hand WHERE game_id=".DB_quote_smart($id)." and position=".DB_quote_smart($pos));
423 function DB_get_hash_from_gameid_and_userid($id,$user)
425 $r = DB_query_array("SELECT hash FROM Hand WHERE game_id=".DB_quote_smart($id)." and user_id=".DB_quote_smart($user));
433 function DB_get_all_names()
437 $result = DB_query("SELECT fullname FROM User");
439 while($r = DB_fetch_array($result))
445 function DB_get_all_user_names_open_for_games()
449 DB_query("DROP TEMPORARY TABLE IF EXISTS Usertmp;");
450 DB_query("CREATE TEMPORARY TABLE Usertmp SELECT id,fullname FROM User;");
451 DB_query("DELETE FROM Usertmp WHERE id IN (SELECT user_id FROM User_Prefs WHERE pref_key='open for games' and value='no')");
453 $result = DB_query("SELECT fullname FROM Usertmp");
454 DB_query("DROP TEMPORARY TABLE IF EXISTS Usertmp;");
456 while($r = DB_fetch_array($result))
462 function DB_get_names_of_last_logins($N)
466 $result = DB_query("SELECT fullname FROM User ORDER BY last_login DESC LIMIT $N");
467 while($r = DB_fetch_array($result))
473 function DB_get_names_of_new_logins($N)
477 $result = DB_query("SELECT fullname FROM User ORDER BY create_date DESC, id DESC LIMIT $N");
478 while($r = DB_fetch_array($result))
484 function DB_update_game_timestamp($gameid)
486 DB_query("UPDATE Game SET mod_date = CURRENT_TIMESTAMP WHERE id=".DB_quote_smart($gameid));
491 function DB_update_user_timestamp($userid)
493 DB_query("UPDATE User SET last_login = CURRENT_TIMESTAMP WHERE id=".DB_quote_smart($userid));
497 function DB_get_user_timestamp($userid)
499 $r = DB_query_array("SELECT last_login FROM User WHERE id=".DB_quote_smart($userid));
506 function DB_get_user_timezone($userid)
508 $r = DB_query_array("SELECT timezone FROM User WHERE id=".DB_quote_smart($userid));
513 return "Europe/London";
516 function DB_insert_comment($comment,$playid,$userid)
518 DB_query("INSERT INTO Comment VALUES (NULL,NULL,NULL,$userid,$playid, ".DB_quote_smart($comment).")");
523 function DB_insert_note($comment,$gameid,$userid)
525 DB_query("INSERT INTO Notes VALUES (NULL,NULL,NULL,$userid,$gameid, ".DB_quote_smart($comment).")");
530 function DB_get_notes_by_userid_and_gameid($userid,$gameid)
534 $result = DB_query("SELECT comment FROM Notes WHERE user_id=".DB_quote_smart($userid) .
535 " AND game_id=".DB_quote_smart($gameid));
537 while($r = DB_fetch_array($result))
544 function DB_get_gametype_by_gameid($id)
546 $r = DB_query_array("SELECT type FROM Game WHERE id=".DB_quote_smart($id));
554 function DB_set_gametype_by_gameid($id,$p)
556 DB_query("UPDATE Game SET type='".$p."' WHERE id=".DB_quote_smart($id));
560 function DB_get_solo_by_gameid($id)
562 $r = DB_query_array("SELECT solo FROM Game WHERE id=".DB_quote_smart($id));
571 function DB_get_startplayer_by_gameid($id)
573 $r = DB_query_array("SELECT startplayer FROM Game WHERE id=".DB_quote_smart($id));
581 function DB_set_startplayer_by_gameid($id,$p)
583 DB_query("UPDATE Game SET startplayer='".$p."' WHERE id=".DB_quote_smart($id));
587 function DB_get_player_by_gameid($id)
589 $r = DB_query_array("SELECT player FROM Game WHERE id=".DB_quote_smart($id));
596 function DB_set_player_by_gameid($id,$p)
598 DB_query("UPDATE Game SET player='".DB_quote_smart($p)."' WHERE id=".DB_quote_smart($id));
604 function DB_get_ruleset_by_gameid($id)
606 $r = DB_query_array("SELECT ruleset FROM Game WHERE id=".DB_quote_smart($id));
614 function DB_get_session_by_gameid($id)
616 $r = DB_query_array("SELECT session FROM Game WHERE id=".DB_quote_smart($id));
624 function DB_get_max_session()
626 $r = DB_query_array("SELECT MAX(session) FROM Game");
634 function DB_get_hashes_by_session($session,$user)
638 $result = DB_query("SELECT Hand.hash FROM Hand".
639 " LEFT JOIN Game ON Game.id=Hand.game_id ".
640 " WHERE Game.session=".DB_quote_smart($session).
641 " AND Hand.user_id=".DB_quote_smart($user).
642 " ORDER BY Game.create_date ASC");
643 while($t = DB_fetch_array($result))
649 function DB_get_ruleset($dullen,$schweinchen,$call)
653 $result = DB_query("SELECT id FROM Rulesets WHERE".
654 " dullen=".DB_quote_smart($dullen)." AND ".
655 " Rulesets.call=".DB_quote_smart($call)." AND ".
656 " schweinchen=".DB_quote_smart($schweinchen));
658 $r = DB_fetch_array($result);
661 return $r[0]; /* found ruleset */
665 $result = DB_query("INSERT INTO Rulesets VALUES (NULL, NULL, ".
666 DB_quote_smart($dullen).",".
667 DB_quote_smart($schweinchen).",".
668 DB_quote_smart($call).
671 return DB_insert_id();
674 return -1; /* something went wrong */
677 function DB_get_party_by_hash($hash)
679 $r = DB_query_array("SELECT party FROM Hand WHERE hash=".DB_quote_smart($hash));
687 function DB_get_party_by_gameid_and_userid($gameid,$userid)
689 $r = DB_query_array("SELECT party FROM Hand".
690 " WHERE game_id=".DB_quote_smart($gameid).
691 " AND user_id=".DB_quote_smart($userid));
698 function DB_set_party_by_hash($hash,$party)
700 DB_query("UPDATE Hand SET party=".DB_quote_smart($party)." WHERE hash=".DB_quote_smart($hash));
704 function DB_get_PREF($myid)
707 $PREF['cardset'] = 'english';
708 $PREF['email'] = 'emailnonaddict';
709 $PREF['digest'] = 'digest-off';
710 $PREF['autosetup'] = 'no';
711 $PREF['sorting'] = 'high-low';
712 $PREF['open_for_games'] = 'yes';
713 $PREF['vacation_start'] = NULL;
714 $PREF['vacation_stop'] = NULL;
715 $PREF['vacation_comment'] = '';
717 /* get all preferences */
718 $r = DB_query('SELECT pref_key, value FROM User_Prefs'.
719 " WHERE user_id='$myid' " );
720 while($pref = DB_fetch_array($r) )
725 /* licence only valid until then */
726 if($pref[1]=='altenburg' && (time()-strtotime( '2009-12-31 23:59:59')<0) )
727 $PREF['cardset']='altenburg';
731 if($pref[1]=='emailaddict')
732 $PREF['email']='emailaddict';
737 $PREF['digest'] = $pref[1];
742 $PREF['autosetup']='yes';
747 $PREF['sorting'] = $pref[1];
750 case 'open for games':
752 $PREF['open_for_games'] = $pref[1];
755 case 'vacation start':
757 $PREF['vacation_start'] = $pref[1];
760 case 'vacation stop':
762 $PREF['vacation_stop'] = $pref[1];
765 case 'vacation comment':
767 $PREF['vacation_comment'] = $pref[1];
774 function DB_get_RULES($gameid)
776 $r = DB_query_array("SELECT * FROM Rulesets".
777 " LEFT JOIN Game ON Game.ruleset=Rulesets.id ".
778 " WHERE Game.id='$gameid'" );
780 $RULES["dullen"] = $r[2];
781 $RULES["schweinchen"] = $r[3];
782 $RULES["call"] = $r[4];
787 function DB_get_email_pref_by_hash($hash)
789 $r = DB_query_array("SELECT value FROM Hand".
790 " LEFT JOIN User_Prefs ON Hand.user_id=User_Prefs.user_id".
791 " WHERE hash='$hash' AND pref_key='email'" );
794 if($r[0]=="emailaddict")
795 return "emailaddict";
797 return "emailnonaddict";
800 return "emailnonaddict";
803 function DB_get_email_pref_by_uid($uid)
805 $r = DB_query_array("SELECT value FROM User_Prefs ".
806 " WHERE user_id='$uid' AND pref_key='email'" );
809 if($r[0]=="emailaddict")
810 return "emailaddict";
812 return "emailnonaddict";
815 return "emailnonaddict";
818 function DB_get_unused_randomnumbers($userstr)
820 /* optimized version of this query using temporary tables (perhaps we should use a procedure here?).
821 First we create a copy of the Game table using just the gameid and the cards.
822 Then in a second round we delete all the gameids of games where our players are in.
823 At the end we return only the first entry in the temporary table.
825 DB_query("DROP TEMPORARY TABLE IF EXISTS gametmp;");
826 DB_query("CREATE TEMPORARY TABLE gametmp SELECT id,randomnumbers FROM Game;");
827 DB_query("DELETE FROM gametmp WHERE randomnumbers IN (SELECT randomnumbers FROM Hand LEFT JOIN Game ON Game.id=game_id WHERE user_id IN (".$userstr."));");
829 $r = DB_query_array("SELECT randomnumbers FROM gametmp LIMIT 1;");
830 DB_query("DROP TEMPORARY TABLE IF EXISTS gametmp;");
838 function DB_get_number_of_passwords_recovery($user)
840 $r = DB_query_array("SELECT COUNT(*) FROM Recovery ".
841 " WHERE user_id=$user ".
842 " AND DATE_SUB(CURDATE(),INTERVAL 1 DAY) <= create_date".
843 " GROUP BY user_id " );
850 function DB_set_recovery_password($user,$newpw)
852 DB_query("INSERT INTO Recovery VALUES(NULL,".DB_quote_smart($user).
853 ",".DB_quote_smart($newpw).",NULL)");
857 function DB_get_card_name($card)
862 $r = DB_query_array("SELECT strength,suite FROM Card WHERE id='$card'");
865 return $r[0]." of ".$r[1];
867 return "Error during get_card_name ".$card;
870 function DB_get_current_playid($gameid)
872 $trick = DB_get_max_trickid($gameid);
874 if(!$trick) return NULL;
876 $r = DB_query_array("SELECT id FROM Play WHERE trick_id='$trick' ORDER BY create_date DESC LIMIT 1");
884 function DB_get_call_by_hash($hash)
886 $r = DB_query_array("SELECT point_call FROM Hand WHERE hash='$hash'");
894 function DB_get_partner_call_by_hash($hash)
896 $partner = DB_get_partner_hash_by_hash($hash);
900 $r = DB_query_array("SELECT point_call FROM Hand WHERE hash='$partner'");
909 function DB_get_partner_hash_by_hash($hash)
911 $gameid = DB_get_gameid_by_hash($hash);
912 $party = DB_get_party_by_hash($hash);
914 $r = DB_query_array("SELECT hash FROM Hand WHERE game_id='$gameid' AND party='$party' AND hash<>'$hash'");
922 function DB_format_gameid($gameid)
924 /* get session and create date */
925 $r = DB_query_array("SELECT session, create_date FROM Game WHERE id='$gameid' ");
929 /* get number of game */
930 $r = DB_query_array("SELECT SUM(TIME_TO_SEC(TIMEDIFF(create_date, '$date'))<=0) ".
932 " WHERE session='$session' ");
933 return $session.'.'.$r[0];
936 function DB_get_reminder($user,$gameid)
938 $r = DB_query_array("SELECT COUNT(*) FROM Reminder ".
939 " WHERE user_id=$user ".
940 " AND game_id=$gameid ".
941 " AND DATE_SUB(CURDATE(),INTERVAL 1 DAY) <= create_date".
942 " GROUP BY user_id " );
949 function DB_set_reminder($user,$gameid)
951 DB_query("INSERT INTO Reminder ".
952 " VALUES(NULL, ".DB_quote_smart($user).", ".DB_quote_smart($gameid).
957 function DB_is_session_active($session)
959 $r = DB_query_array("SELECT COUNT(*) FROM Game ".
960 " WHERE session=$session ".
961 " AND status IN ('pre','play') ");
968 function DB_get_score_by_gameid($gameid)
970 /* returns the points of a game from the point of the re parth (<0 if they lost) */
971 $queryresult = DB_query("SELECT COUNT(*),party FROM Score ".
972 " WHERE game_id=$gameid ".
977 while($r = DB_fetch_array($queryresult) )
981 else if ($r[1] == "contra")
985 return ($re - $contra);
988 function DB_get_gameids_of_finished_games_by_session($session)
992 if($session==0) /* return all games */
993 $queryresult = DB_query("SELECT id FROM Game ".
994 " WHERE status='gameover' ".
995 " ORDER BY create_date ASC");
996 else /* return games in a session */
997 $queryresult = DB_query("SELECT id FROM Game ".
998 " WHERE session=$session ".
999 " AND status='gameover' ".
1000 " ORDER BY create_date ASC");
1003 while($r = DB_fetch_array($queryresult) )
1012 function DB_get_card_value_by_cardid($id)
1014 $r = DB_query_array("SELECT points FROM Card ".
1023 function DB_get_userid($type,$var1="",$var2="")
1025 /* get the userid of a user
1026 * this can be done several ways, which are all handled below
1027 * if a email/password combination is given and it doesn't work, we also
1028 * need to check the recovery table for additional passwords
1036 $result = DB_query("SELECT id FROM User WHERE fullname=".DB_quote_smart($var1));
1039 $result = DB_query("SELECT user_id FROM Hand WHERE hash=".DB_quote_smart($var1));
1042 $result = DB_query("SELECT id FROM User WHERE password=".DB_quote_smart($var1));
1045 $result = DB_query("SELECT id FROM User WHERE email=".DB_quote_smart($var1));
1047 case 'email-password':
1048 $result = DB_query("SELECT id FROM User WHERE email=".DB_quote_smart($var1)." AND password=".DB_quote_smart($var2));
1049 $r = DB_fetch_array($result);
1050 /* test if a recovery password has been set */
1053 /* testing alternative password */
1054 $result = DB_query("SELECT User.id FROM User".
1055 " LEFT JOIN Recovery ON User.id=Recovery.user_id".
1056 " WHERE email=".DB_quote_smart($var1).
1057 " AND Recovery.password=".DB_quote_smart($var2).
1058 " AND DATE_SUB(CURDATE(),INTERVAL 1 DAY) <= Recovery.create_date");
1061 case 'gameid-position':
1062 $result = DB_query("SELECT user_id FROM Hand WHERE game_id=".
1063 DB_quote_smart($var1)." AND position=".
1064 DB_quote_smart($var2));
1069 $r = DB_fetch_array($result);
1077 function DB_get_email($type,$var1='',$var2='')
1079 /* return the email of a user
1080 * this is used for sending out emails, but also for
1081 * testing the login for example
1086 $result = DB_query("SELECT email FROM User WHERE fullname=".DB_quote_smart($var1)."");
1089 $result = DB_query("SELECT email FROM User WHERE id=".DB_quote_smart($var1)."");
1092 $result = DB_query("SELECT User.email FROM User ".
1093 "LEFT JOIN Hand ON Hand.user_id=User.id ".
1094 "WHERE Hand.hash=".DB_quote_smart($var1)."");
1096 case 'position-gameid':
1097 $result = DB_query("SELECT email FROM User ".
1098 "LEFT JOIN Hand ON User.id=Hand.user_id ".
1099 "LEFT JOIN Game ON Game.id=Hand.game_id ".
1100 "WHERE Game.id=".DB_quote_smart($var2)." ".
1101 "AND Hand.position=".DB_quote_smart($var1)."");
1105 $r = DB_fetch_array($result);
1113 function DB_get_name($type,$var1='')
1115 /* get the full name of a user
1116 * a user can be uniquely identified several ways
1121 $r = DB_query_array("SELECT fullname FROM Hand LEFT JOIN User ON Hand.user_id=User.id WHERE hash=".DB_quote_smart($var1));
1124 $r = DB_query_array("SELECT fullname FROM User WHERE email=".DB_quote_smart($var1));
1127 $r = DB_query_array("SELECT fullname FROM User WHERE id=".DB_quote_smart($var1));
1136 function DB_add_exchanged_card($card,$old_hand_id,$new_hand_id)
1138 DB_query("INSERT INTO Card_Exchange VALUES (NULL,$new_hand_id,$old_hand_id,$card)");
1142 function DB_get_exchanged_cards($hash)
1146 $handid = DB_get_handid('hash',$hash);
1148 $result = DB_query("SELECT card_id FROM Card_Exchange WHERE orig_hand_id=".DB_quote_smart($handid));
1149 while($r = DB_fetch_array($result))
1155 function DB_played_by_others($gameid)
1158 $result = DB_query("SELECT id FROM Game WHERE randomnumbers=(SELECT randomnumbers FROM Game WHERE id=$gameid) AND status='gameover'");
1159 while($r = DB_fetch_array($result))
1165 function DB_get_number_of_tricks($gameid,$position)
1167 $r = DB_query_array("SELECT COUNT(winner) FROM Trick Where game_id='$gameid' and winner='$position'");
1171 function DB_digest_insert_email($To,$message)
1173 DB_query("INSERT INTO digest_email VALUES (NULL,".DB_quote_smart($To).",NULL,".DB_quote_smart($message).")");
1177 function DB_get_digest_users()
1181 $result = DB_query("SELECT user_id FROM User_Prefs WHERE pref_key='digest' and value <> 'digest-off'");
1182 while($r = DB_fetch_array($result))
1188 function DB_get_digest_message_by_email($email)
1190 $messages = array();
1192 $result = DB_query("SELECT id,content FROM digest_email Where email='$email'");
1193 while($r = DB_fetch_array($result))
1199 function DB_digest_delete_message($id)
1201 DB_query("Delete from digest_email where id='$id'");