*
* This file is part of e-DoKo.
*
* e-DoKo is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* e-DoKo is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with e-DoKo. If not, see .
*
*/
/* make sure that we are not called from outside the scripts,
* use a variable defined in config.php to check this
*/
if(!isset($HOST))
exit;
/*
* open database
*/
function DB_open()
{
$version_needed = 5;
global $DB,$DB_user,$DB_host,$DB_database,$DB_password;
$DB = new mysqli($DB_host,$DB_user, $DB_password, $DB_database);
if ( $DB->connect_errno )
{
echo "Failed to connect to Mysql ".$DB->connect_error." (".$DB->connect_errno.")\n";
return -1;
};
$version = DB_get_version();
if ($version != $version_needed)
return -2;
return 0;
}
function DB_close()
{
global $DB;
$DB->close();
return;
}
function DB_quote_smart($value)
{
global $DB;
/* Stripslashes */
if (get_magic_quotes_gpc()) {
$value = stripslashes($value);
}
/* Quote if not a number or a numeric string */
if (!is_numeric($value)) {
$value = "'" . $DB->real_escape_string($value) . "'";
$value = addcslashes($value, '%_');
}
return $value;
}
function DB_test()
{
$result = DB_query("SELECT * FROM User");
while($r = DB_fetch_array($result))
{
foreach($r as $thing)
echo " $thing ";
echo "
\n";
}
return;
}
/* use Mysql in the background */
function DB_query($query)
{
global $DB;
/* debug/optimize the database
$time = microtime();
$return = $DB->query($query);
$time = $time - microtime();
if($time > 0.05) // this way we can find only the long ones
{
$logfile=fopen('/tmp/DBlog.log','a+');
fwrite($logfile,"EXPLAIN $query ;\n");
fwrite($logfile,"time of above query: $time\n");
fclose($logfile);
};
return $return;
*/
return $DB->query($query);
}
function DB_fetch_array($result)
{
return $result->fetch_array(MYSQLI_NUM);
}
function DB_insert_id()
{
global $DB;
return $DB->insert_id;
}
/* end Mysql functions */
function DB_query_array($query)
{
$result = DB_query($query);
$return = DB_fetch_array($result);
return $return;
}
function DB_query_array_all($query)
{
$result = array();
$queryresult = DB_query($query);
while($row = DB_fetch_array($queryresult))
$result[] = $row;
return $result;
}
function DB_get_version()
{
$version = DB_query_array('SELECT version FROM Version');
return $version[0];
}
function DB_get_passwd_by_userid($id)
{
$r = DB_query_array("SELECT password FROM User WHERE id=".DB_quote_smart($id)."");
if($r)
return $r[0];
else
return "";
}
function DB_check_recovery_passwords($password,$email)
{
$r = DB_query_array("SELECT User.id FROM User".
" LEFT JOIN Recovery ON User.id=Recovery.user_id".
" WHERE email=".DB_quote_smart($email).
" AND Recovery.password=".DB_quote_smart($password).
" AND DATE_SUB(CURDATE(),INTERVAL 1 DAY) <= Recovery.create_date");
if($r)
return 1;
else
return 0;
}
function DB_get_handid($type,$var1='',$var2='')
{
switch($type)
{
case 'hash':
$r = DB_query_array("SELECT id FROM Hand WHERE hash=".DB_quote_smart($var1));
break;
case 'gameid-position':
$r = DB_query_array("SELECT id FROM Hand WHERE game_id=".
DB_quote_smart($var1)." AND position=".
DB_quote_smart($var2));
break;
case 'gameid-userid':
$r = DB_query_array("SELECT id FROM Hand WHERE game_id=".
DB_quote_smart($var1)." AND user_id=".
DB_quote_smart($var2));
break;
}
if($r)
return $r[0];
else
return 0;
}
function DB_get_pos_by_hash($hash)
{
$r= DB_query_array("SELECT position FROM Hand WHERE hash=".DB_quote_smart($hash));
if($r)
return $r[0];
else
return 0;
}
function DB_get_status_by_hash($hash)
{
$r= DB_query_array("SELECT status FROM Hand WHERE hash=".DB_quote_smart($hash));
if($r)
return $r[0];
else
return 0;
}
function DB_set_game_status_by_gameid($id,$status)
{
DB_query("UPDATE Game SET status='".$status."' WHERE id=".DB_quote_smart($id));
return;
}
function DB_set_sickness_by_gameid($id,$status)
{
DB_query("UPDATE Game SET sickness='".$status."' WHERE id=".DB_quote_smart($id));
return;
}
function DB_get_sickness_by_gameid($id)
{
$r = DB_query_array("SELECT sickness FROM Game WHERE id=".DB_quote_smart($id));
if($r)
return $r[0];
else
return NULL;
}
function DB_get_game_status_by_gameid($id)
{
$r = DB_query_array("SELECT status FROM Game WHERE id=".DB_quote_smart($id));
if($r)
return $r[0];
else
return NULL;
}
function DB_set_hand_status_by_hash($hash,$status)
{
DB_query("UPDATE Hand SET status='".$status."' WHERE hash=".DB_quote_smart($hash));
return;
}
function DB_get_hand_status_by_userid_and_gameid($uid,$gid)
{
$r = DB_query_array("SELECT status FROM Hand WHERE user_id=".DB_quote_smart($uid).
" AND game_id=".DB_quote_smart($gid));
if($r)
return $r[0];
else
return 0;
}
function DB_get_sickness_by_userid_and_gameid($uid,$gid)
{
$r = DB_query_array("SELECT sickness FROM Hand WHERE user_id=".DB_quote_smart($uid).
" AND game_id=".DB_quote_smart($gid));
if($r)
return $r[0];
else
return 0;
}
function DB_get_sickness_by_pos_and_gameid($pos,$gid)
{
$r = DB_query_array("SELECT sickness FROM Hand WHERE position=".DB_quote_smart($pos).
" AND game_id=".DB_quote_smart($gid));
if($r)
return $r[0];
else
return 0;
}
function DB_get_gameid_by_hash($hash)
{
$r = DB_query_array("SELECT game_id FROM Hand WHERE hash=".DB_quote_smart($hash));
if($r)
return $r[0];
else
return 0;
}
function DB_get_hand($me)
{
$cards = array();
$handid = DB_get_handid('hash',$me);
$result = DB_query("SELECT card_id FROM Hand_Card WHERE hand_id=".DB_quote_smart($handid)." and played='false' ");
while($r = DB_fetch_array($result))
$cards[]=$r[0];
return $cards;
}
function DB_get_all_hand($me)
{
$cards = array();
$handid = DB_get_handid('hash',$me);
$result = DB_query("SELECT card_id FROM Hand_Card WHERE hand_id=".DB_quote_smart($handid));
while($r = DB_fetch_array($result))
$cards[]=$r[0];
return $cards;
}
function DB_get_cards_by_trick($id)
{
$cards = array();
$i = 1;
$result = DB_query("SELECT card_id,position FROM Play LEFT JOIN Hand_Card ON Hand_Card.id=Play.hand_card_id ".
"LEFT JOIN Hand ON Hand.id=Hand_Card.hand_id ".
"WHERE trick_id=".
DB_quote_smart($id)." ORDER BY sequence ASC");
while($r = DB_fetch_array($result))
{
$cards[$i]=array("card"=>$r[0],"pos"=>$r[1]);
$i++;
}
return $cards;
}
function DB_set_solo_by_hash($hash,$solo)
{
DB_query("UPDATE Hand SET solo=".DB_quote_smart($solo)." WHERE hash=".DB_quote_smart($hash));
return;
}
function DB_set_solo_by_gameid($id,$solo)
{
DB_query("UPDATE Game SET solo=".DB_quote_smart($solo)." WHERE id=".DB_quote_smart($id));
return;
}
function DB_set_sickness_by_hash($hash,$sickness)
{
DB_query("UPDATE Hand SET sickness=".DB_quote_smart($sickness)." WHERE hash=".DB_quote_smart($hash));
return;
}
function DB_get_current_trickid($gameid)
{
$trickid = NULL;
$sequence = NULL;
$number = 0;
$result = DB_query("SELECT Trick.id,MAX(Play.sequence) FROM Play ".
"LEFT JOIN Trick ON Play.trick_id=Trick.id ".
"WHERE Trick.game_id=".DB_quote_smart($gameid)." ".
"GROUP BY Trick.id");
while( $r = DB_fetch_array($result) )
{
$trickid = $r[0];
$sequence = $r[1];
$number++;
};
if(!$sequence || $sequence==4)
{
DB_query("INSERT INTO Trick VALUES (NULL,NULL,NULL, ".DB_quote_smart($gameid).",NULL)");
$trickid = DB_insert_id();
$sequence = 1;
$number++;
}
else
{
$sequence++;
}
return array($trickid,$sequence,$number);
}
function DB_get_max_trickid($gameid)
{
$r = DB_query_array("SELECT MAX(id) FROM Trick WHERE game_id=".DB_quote_smart($gameid));
return ($r?$r[0]:NULL);
}
function DB_play_card($trickid,$handcardid,$sequence)
{
DB_query("INSERT INTO Play VALUES(NULL,NULL,NULL,".DB_quote_smart($trickid).
",".DB_quote_smart($handcardid).",".DB_quote_smart($sequence).")");
$playid = DB_insert_id();
return $playid;
}
function DB_get_all_names_by_gameid($id)
{
$names = array();
$result = DB_query("SELECT fullname FROM Hand LEFT JOIN User ON Hand.user_id=User.id WHERE game_id=".
DB_quote_smart($id)." ORDER BY position ASC");
while($r = DB_fetch_array($result))
$names[] = $r[0];
return $names;
}
function DB_get_all_userid_by_gameid($id)
{
$names = array();
$result = DB_query("SELECT user_id FROM Hand WHERE game_id=".
DB_quote_smart($id)." ORDER BY position ");
while($r = DB_fetch_array($result))
$names[] = $r[0];
return $names;
}
function DB_get_hash_from_game_and_pos($id,$pos)
{
$r = DB_query_array("SELECT hash FROM Hand WHERE game_id=".DB_quote_smart($id)." and position=".DB_quote_smart($pos));
if($r)
return $r[0];
else
return "";
}
function DB_get_hash_from_gameid_and_userid($id,$user)
{
$r = DB_query_array("SELECT hash FROM Hand WHERE game_id=".DB_quote_smart($id)." and user_id=".DB_quote_smart($user));
if($r)
return $r[0];
else
return "";
}
function DB_get_all_names()
{
$names = array();
$result = DB_query("SELECT fullname FROM User");
while($r = DB_fetch_array($result))
$names[] = $r[0];
return $names;
}
function DB_get_all_user_names_open_for_games()
{
$names = array();
DB_query("DROP TEMPORARY TABLE IF EXISTS Usertmp;");
DB_query("CREATE TEMPORARY TABLE Usertmp SELECT id,fullname FROM User;");
DB_query("DELETE FROM Usertmp WHERE id IN (SELECT user_id FROM User_Prefs WHERE pref_key='open for games' and value='no')");
$result = DB_query("SELECT fullname FROM Usertmp");
DB_query("DROP TEMPORARY TABLE IF EXISTS Usertmp;");
while($r = DB_fetch_array($result))
$names[] = $r[0];
return $names;
}
function DB_get_names_of_last_logins($N)
{
$names = array();
$result = DB_query("SELECT fullname FROM User ORDER BY last_login DESC LIMIT $N");
while($r = DB_fetch_array($result))
$names[] = $r[0];
return $names;
}
function DB_get_emails_of_last_logins($N)
{
$emails = array();
$result = DB_query("SELECT email FROM User ORDER BY last_login DESC LIMIT $N");
while($r = DB_fetch_array($result))
$emails[] = $r[0];
return $emails;
}
function DB_get_names_of_new_logins($N)
{
$names = array();
$result = DB_query("SELECT fullname FROM User ORDER BY create_date DESC, id DESC LIMIT $N");
while($r = DB_fetch_array($result))
$names[] = $r[0];
return $names;
}
function DB_update_game_timestamp($gameid)
{
DB_query("UPDATE Game SET mod_date = CURRENT_TIMESTAMP WHERE id=".DB_quote_smart($gameid));
return;
}
function DB_get_game_timestamp($gameid)
{
$r = DB_query_array("SELECT mod_date FROM Game WHERE id=".DB_quote_smart($gameid));
if($r)
return $r[0];
else
return NULL;
}
function DB_update_user_timestamp($userid)
{
DB_query("UPDATE User SET last_login = CURRENT_TIMESTAMP WHERE id=".DB_quote_smart($userid));
return;
}
function DB_get_user_timestamp($userid)
{
$r = DB_query_array("SELECT last_login FROM User WHERE id=".DB_quote_smart($userid));
if($r)
return $r[0];
else
return NULL;
}
function DB_get_user_creation_date($userid)
{
$r = DB_query_array("SELECT create_date FROM User WHERE id=".DB_quote_smart($userid));
if($r)
return $r[0];
else
return NULL;
}
function DB_get_user_timezone($userid)
{
$r = DB_query_array("SELECT timezone FROM User WHERE id=".DB_quote_smart($userid));
if($r)
return $r[0];
else
return "Europe/London";
}
function DB_insert_comment($comment,$playid,$gameid,$userid)
{
DB_query("INSERT INTO Comment VALUES (NULL,NULL,NULL,$userid,$playid,$gameid, ".DB_quote_smart($comment).")");
return;
}
function DB_get_pre_comment($gameid)
{
$r = DB_query_array_all("SELECT comment, User.fullname FROM Comment".
" LEFT JOIN User ON User.id=user_id".
" WHERE play_id=-1".
" AND game_id=$gameid ");
return $r;
}
function DB_get_pre_comment_call($gameid)
{
$r = DB_query_array_all("SELECT comment, User.fullname FROM Comment".
" LEFT JOIN User ON User.id=user_id".
" WHERE play_id=-2".
" AND game_id=$gameid ");
return $r;
}
function DB_insert_note($comment,$gameid,$userid)
{
DB_query("INSERT INTO Notes VALUES (NULL,NULL,NULL,$userid,$gameid, ".DB_quote_smart($comment).")");
return;
}
function DB_get_notes_by_userid_and_gameid($userid,$gameid)
{
$notes = array();
$result = DB_query("SELECT comment FROM Notes WHERE user_id=".DB_quote_smart($userid) .
" AND game_id=".DB_quote_smart($gameid));
while($r = DB_fetch_array($result))
$notes[] = $r[0];
return $notes;
}
function DB_get_gametype_by_gameid($id)
{
$r = DB_query_array("SELECT type FROM Game WHERE id=".DB_quote_smart($id));
if($r)
return $r[0]."";
else
return "";
}
function DB_set_gametype_by_gameid($id,$p)
{
DB_query("UPDATE Game SET type='".$p."' WHERE id=".DB_quote_smart($id));
return;
}
function DB_get_solo_by_gameid($id)
{
$r = DB_query_array("SELECT solo FROM Game WHERE id=".DB_quote_smart($id));
if($r)
return $r[0]."";
else
return "";
}
function DB_get_startplayer_by_gameid($id)
{
$r = DB_query_array("SELECT startplayer FROM Game WHERE id=".DB_quote_smart($id));
if($r)
return $r[0];
else
return 0;
}
function DB_set_startplayer_by_gameid($id,$p)
{
DB_query("UPDATE Game SET startplayer='".$p."' WHERE id=".DB_quote_smart($id));
return;
}
function DB_get_player_by_gameid($id)
{
$r = DB_query_array("SELECT player FROM Game WHERE id=".DB_quote_smart($id));
if($r)
return $r[0];
else
return 0;
}
function DB_set_player_by_gameid($id,$p)
{
DB_query("UPDATE Game SET player='".DB_quote_smart($p)."' WHERE id=".DB_quote_smart($id));
return;
}
function DB_get_ruleset_by_gameid($id)
{
$r = DB_query_array("SELECT ruleset FROM Game WHERE id=".DB_quote_smart($id));
if($r)
return $r[0];
else
return NULL;
}
function DB_get_session_by_gameid($id)
{
$r = DB_query_array("SELECT session FROM Game WHERE id=".DB_quote_smart($id));
if($r)
return $r[0];
else
return NULL;
}
function DB_get_max_session()
{
$r = DB_query_array("SELECT MAX(session) FROM Game");
if($r)
return $r[0];
else
return 0;
}
function DB_get_hashes_by_session($session,$user)
{
$r = array();
$result = DB_query("SELECT Hand.hash FROM Hand".
" LEFT JOIN Game ON Game.id=Hand.game_id ".
" WHERE Game.session=".DB_quote_smart($session).
" AND Hand.user_id=".DB_quote_smart($user).
" ORDER BY Game.create_date ASC");
while($t = DB_fetch_array($result))
$r[] = $t[0];
return $r;
}
function DB_get_ruleset($dullen,$schweinchen,$call,$lowtrump)
{
$r = array();
$result = DB_query("SELECT id FROM Rulesets WHERE".
" dullen=".DB_quote_smart($dullen)." AND ".
" Rulesets.call=".DB_quote_smart($call)." AND ".
" schweinchen=".DB_quote_smart($schweinchen)." AND ".
" lowtrump=".DB_quote_smart($lowtrump));
if($result)
$r = DB_fetch_array($result);
if($r)
return $r[0]; /* found ruleset */
else
{
/* create new one */
$result = DB_query("INSERT INTO Rulesets VALUES (NULL, NULL, ".
DB_quote_smart($dullen).",".
DB_quote_smart($schweinchen).",".
DB_quote_smart($lowtrump).",".
DB_quote_smart($call).
", NULL)");
if($result)
return DB_insert_id();
};
return -1; /* something went wrong */
}
function DB_get_party_by_hash($hash)
{
$r = DB_query_array("SELECT party FROM Hand WHERE hash=".DB_quote_smart($hash));
if($r)
return $r[0];
else
return NULL;
}
function DB_get_party_by_gameid_and_userid($gameid,$userid)
{
$r = DB_query_array("SELECT party FROM Hand".
" WHERE game_id=".DB_quote_smart($gameid).
" AND user_id=".DB_quote_smart($userid));
if($r)
return $r[0];
else
return NULL;
}
function DB_get_party_by_session_and_userid($session,$userid)
{
/* used in score table by index. gameids are sorted by date, so we need to sort here too! */
$r = DB_query_array_all("SELECT party FROM Hand".
" LEFT JOIN Game ON Game.id = Hand.game_id".
" WHERE Game.session=".DB_quote_smart($session).
" AND user_id=".DB_quote_smart($userid)."".
" AND Game.status='gameover' ".
" ORDER BY Game.create_date ASC");
return $r;
}
function DB_set_party_by_hash($hash,$party)
{
DB_query("UPDATE Hand SET party=".DB_quote_smart($party)." WHERE hash=".DB_quote_smart($hash));
return;
}
function DB_get_PREF($myid)
{
/* set defaults */
$PREF['cardset'] = 'english';
$PREF['email'] = 'emailnonaddict';
$PREF['digest'] = 'digest-off';
$PREF['autosetup'] = 'no';
$PREF['sorting'] = 'high-low';
$PREF['open_for_games'] = 'yes';
$PREF['vacation_start'] = NULL;
$PREF['vacation_stop'] = NULL;
$PREF['vacation_comment'] = '';
$PREF['language'] = 'en';
/* get all preferences */
$r = DB_query('SELECT pref_key, value FROM User_Prefs'.
" WHERE user_id='$myid' " );
while($pref = DB_fetch_array($r) )
{
switch($pref[0])
{
case 'cardset':
break;
case 'email':
if($pref[1]=='emailaddict')
$PREF['email']='emailaddict';
break;
case 'digest':
if($pref[1])
$PREF['digest'] = $pref[1];
break;
case 'autosetup':
if($pref[1]=='yes')
$PREF['autosetup']='yes';
break;
case 'sorting':
if($pref[1])
$PREF['sorting'] = $pref[1];
break;
case 'open for games':
if($pref[1])
$PREF['open_for_games'] = $pref[1];
break;
case 'vacation start':
if($pref[1])
$PREF['vacation_start'] = $pref[1];
break;
case 'vacation stop':
if($pref[1])
$PREF['vacation_stop'] = $pref[1];
break;
case 'vacation comment':
if($pref[1])
$PREF['vacation_comment'] = $pref[1];
break;
case 'language':
if($pref[1])
$PREF['language'] = $pref[1];
break;
}
}
return $PREF;
}
function DB_get_RULES($gameid)
{
$r = DB_query_array("SELECT * FROM Rulesets".
" LEFT JOIN Game ON Game.ruleset=Rulesets.id ".
" WHERE Game.id='$gameid'" );
$RULES['dullen'] = $r[2];
$RULES['schweinchen'] = $r[3];
$RULES['lowtrump'] = $r[4];
$RULES['call'] = $r[5];
return $RULES;
}
function DB_get_email_pref_by_hash($hash)
{
$r = DB_query_array("SELECT value FROM Hand".
" LEFT JOIN User_Prefs ON Hand.user_id=User_Prefs.user_id".
" WHERE hash='$hash' AND pref_key='email'" );
if($r)
{
if($r[0]=="emailaddict")
return "emailaddict";
else
return "emailnonaddict";
}
else
return "emailnonaddict";
}
function DB_get_email_pref_by_uid($uid)
{
$r = DB_query_array("SELECT value FROM User_Prefs ".
" WHERE user_id='$uid' AND pref_key='email'" );
if($r)
{
if($r[0]=="emailaddict")
return "emailaddict";
else
return "emailnonaddict";
}
else
return "emailnonaddict";
}
function DB_get_unused_randomnumbers($userstr)
{
/* optimized version of this query using temporary tables (perhaps we should use a procedure here?).
First we create a copy of the Game table using just the gameid and the cards.
Then in a second round we delete all the gameids of games where our players are in.
At the end we return only the first entry in the temporary table.
*/
DB_query("DROP TEMPORARY TABLE IF EXISTS gametmp;");
DB_query("CREATE TEMPORARY TABLE gametmp SELECT id,randomnumbers FROM Game;");
DB_query("DELETE FROM gametmp WHERE randomnumbers IN (SELECT randomnumbers FROM Hand LEFT JOIN Game ON Game.id=game_id WHERE user_id IN (".$userstr."));");
$r = DB_query_array("SELECT randomnumbers FROM gametmp LIMIT 1;");
DB_query("DROP TEMPORARY TABLE IF EXISTS gametmp;");
if($r)
return $r[0];
else
return "";
}
function DB_get_number_of_passwords_recovery($user)
{
$r = DB_query_array("SELECT COUNT(*) FROM Recovery ".
" WHERE user_id=$user ".
" AND DATE_SUB(CURDATE(),INTERVAL 1 DAY) <= create_date".
" GROUP BY user_id " );
if($r)
return $r[0];
else
return 0;
}
function DB_set_recovery_password($user,$newpw)
{
DB_query("INSERT INTO Recovery VALUES(NULL,".DB_quote_smart($user).
",".DB_quote_smart($newpw).",NULL)");
return;
}
function DB_delete_recovery_passwords($userid)
{
DB_query("DELETE FROM Recovery WHERE user_id=".DB_quote_smart($userid));
return;
}
function DB_get_card_name($card)
{
if($card==0)
return 'backside';
$r = DB_query_array("SELECT strength,suite FROM Card WHERE id='$card'");
if($r)
return $r[0]." of ".$r[1];
else
return "Error during get_card_name ".$card;
}
function DB_get_current_playid($gameid)
{
/* return playid or -1 for pre-game phase */
$trick = DB_get_max_trickid($gameid);
if(!$trick) return -1;
$r = DB_query_array("SELECT id FROM Play WHERE trick_id='$trick' ORDER BY create_date DESC LIMIT 1");
if($r)
return $r[0];
return -1;
}
function DB_get_call_by_hash($hash)
{
$r = DB_query_array("SELECT point_call FROM Hand WHERE hash='$hash'");
if($r)
return $r[0];
return NULL;
}
function DB_get_partner_call_by_hash($hash)
{
$partner = DB_get_partner_hash_by_hash($hash);
if($partner)
{
$r = DB_query_array("SELECT point_call FROM Hand WHERE hash='$partner'");
if($r)
return $r[0];
}
return NULL;
}
function DB_get_partner_hash_by_hash($hash)
{
$gameid = DB_get_gameid_by_hash($hash);
$party = DB_get_party_by_hash($hash);
$r = DB_query_array("SELECT hash FROM Hand WHERE game_id='$gameid' AND party='$party' AND hash<>'$hash'");
if($r)
return $r[0];
return NULL;
}
function DB_format_gameid($gameid)
{
/* get session and create date */
$r = DB_query_array("SELECT session, create_date FROM Game WHERE id='$gameid' ");
$session = $r[0];
$date = $r[1];
/* get number of game */
$r = DB_query_array("SELECT SUM(TIME_TO_SEC(TIMEDIFF(create_date, '$date'))<=0) ".
" FROM Game".
" WHERE session='$session' ");
return $session.'.'.$r[0];
}
function DB_get_reminder($user,$gameid)
{
$r = DB_query_array("SELECT COUNT(*) FROM Reminder ".
" WHERE user_id=$user ".
" AND game_id=$gameid ".
" AND DATE_SUB(CURDATE(),INTERVAL 1 DAY) <= create_date".
" GROUP BY user_id " );
if($r)
return $r[0];
else
return 0;
}
function DB_set_reminder($user,$gameid)
{
DB_query("INSERT INTO Reminder ".
" VALUES(NULL, ".DB_quote_smart($user).", ".DB_quote_smart($gameid).
", NULL) ");
return 0;
}
function DB_is_session_active($session)
{
$r = DB_query_array("SELECT COUNT(*) FROM Game ".
" WHERE session=$session ".
" AND status IN ('pre','play') ");
if($r)
return $r[0];
else
return -1;
}
function DB_get_gameids_of_finished_games_by_session($session)
{
$ids = array ();
if($session==0) /* return all games */
$queryresult = DB_query_array_all("SELECT Game.id,SUM(IF(STRCMP(Score.party,'re'),-1,1)),Game.type FROM Game ".
" LEFT JOIN Score on game_id=Game.id".
" WHERE status='gameover' ".
" GROUP BY Game.id");
else /* return games in a session */
$queryresult = DB_query_array_all("SELECT Game.id,SUM(IF(STRCMP(Score.party,'re'),-1,1)),Game.type FROM Game ".
" LEFT JOIN Score on game_id=Game.id".
" WHERE session=$session ".
" AND status='gameover' ".
" GROUP BY Game.id".
" ORDER BY Game.create_date ASC");
return $queryresult;
}
function DB_get_card_value_by_cardid($id)
{
$r = DB_query_array("SELECT points FROM Card ".
" WHERE id=$id ");
if($r)
return $r[0];
else
return NULL;
}
function DB_get_userid($type,$var1="",$var2="")
{
/* get the userid of a user
* this can be done several ways, which are all handled below
* if a email/password combination is given and it doesn't work, we also
* need to check the recovery table for additional passwords
*/
$r = NULL;
switch($type)
{
case 'name':
$result = DB_query("SELECT id FROM User WHERE fullname=".DB_quote_smart($var1));
break;
case 'hash':
$result = DB_query("SELECT user_id FROM Hand WHERE hash=".DB_quote_smart($var1));
break;
case 'password':
$result = DB_query("SELECT id FROM User WHERE password=".DB_quote_smart($var1));
break;
case 'email':
$result = DB_query("SELECT id FROM User WHERE email=".DB_quote_smart($var1));
break;
case 'email-password':
$result = DB_query("SELECT id FROM User WHERE email=".DB_quote_smart($var1)." AND password=".DB_quote_smart($var2));
$r = DB_fetch_array($result);
/* test if a recovery password has been set */
if(!$r)
{
/* testing alternative password */
$result = DB_query("SELECT User.id FROM User".
" LEFT JOIN Recovery ON User.id=Recovery.user_id".
" WHERE email=".DB_quote_smart($var1).
" AND Recovery.password=".DB_quote_smart($var2).
" AND DATE_SUB(CURDATE(),INTERVAL 1 DAY) <= Recovery.create_date");
}
break;
case 'gameid-position':
$result = DB_query("SELECT user_id FROM Hand WHERE game_id=".
DB_quote_smart($var1)." AND position=".
DB_quote_smart($var2));
break;
}
if(!$r)
$r = DB_fetch_array($result);
if($r)
return $r[0];
else
return 0;
}
function DB_get_email($type,$var1='',$var2='')
{
/* return the email of a user
* this is used for sending out emails, but also for
* testing the login for example
*/
switch($type)
{
case 'name':
$result = DB_query("SELECT email FROM User WHERE fullname=".DB_quote_smart($var1)."");
break;
case 'userid':
$result = DB_query("SELECT email FROM User WHERE id=".DB_quote_smart($var1)."");
break;
case 'hash':
$result = DB_query("SELECT User.email FROM User ".
"LEFT JOIN Hand ON Hand.user_id=User.id ".
"WHERE Hand.hash=".DB_quote_smart($var1)."");
break;
case 'position-gameid':
$result = DB_query("SELECT email FROM User ".
"LEFT JOIN Hand ON User.id=Hand.user_id ".
"LEFT JOIN Game ON Game.id=Hand.game_id ".
"WHERE Game.id=".DB_quote_smart($var2)." ".
"AND Hand.position=".DB_quote_smart($var1)."");
break;
}
$r = DB_fetch_array($result);
if($r)
return $r[0];
else
return "";
}
function DB_get_name($type,$var1='')
{
/* get the full name of a user
* a user can be uniquely identified several ways
*/
switch($type)
{
case 'hash':
$r = DB_query_array("SELECT fullname FROM Hand LEFT JOIN User ON Hand.user_id=User.id WHERE hash=".DB_quote_smart($var1));
break;
case 'email':
$r = DB_query_array("SELECT fullname FROM User WHERE email=".DB_quote_smart($var1));
break;
case 'userid':
$r = DB_query_array("SELECT fullname FROM User WHERE id=".DB_quote_smart($var1));
}
if($r)
return $r[0];
else
return "";
}
function DB_add_exchanged_card($card,$old_hand_id,$new_hand_id)
{
DB_query("INSERT INTO Card_Exchange VALUES (NULL,$new_hand_id,$old_hand_id,$card)");
return;
}
function DB_get_exchanged_cards($hash)
{
$cards = array();
$handid = DB_get_handid('hash',$hash);
$result = DB_query("SELECT card_id FROM Card_Exchange WHERE orig_hand_id=".DB_quote_smart($handid));
while($r = DB_fetch_array($result))
$cards[]=$r[0];
return $cards;
}
function DB_played_by_others($gameid)
{
$gameids = array();
$result = DB_query("SELECT id FROM Game WHERE randomnumbers=(SELECT randomnumbers FROM Game WHERE id=$gameid) AND status='gameover'");
while($r = DB_fetch_array($result))
if($r[0]!=$gameid)
$gameids[]=$r[0];
return $gameids;
}
function DB_get_number_of_tricks($gameid,$position)
{
$r = DB_query_array("SELECT COUNT(winner) FROM Trick Where game_id='$gameid' and winner='$position'");
return $r[0];
}
function DB_digest_insert_email($To,$message,$type,$gameid)
{
if($type == GAME_YOUR_TURN)
DB_query("INSERT INTO digest_email VALUES (NULL,".DB_quote_smart($To).",NULL,'your_turn',$gameid,".DB_quote_smart($message).")");
else
DB_query("INSERT INTO digest_email VALUES (NULL,".DB_quote_smart($To).",NULL,'misc',NULL,".DB_quote_smart($message).")");
return;
}
function DB_get_digest_users()
{
$users = array();
$result = DB_query("SELECT user_id FROM User_Prefs WHERE pref_key='digest' and value <> 'digest-off'");
while($r = DB_fetch_array($result))
$users[]=$r[0];
return $users;
}
function DB_get_digest_message_by_email($email)
{
$messages = array();
$result = DB_query("SELECT id,content,type,game_id FROM digest_email Where email='$email'");
while($r = DB_fetch_array($result))
$messages[]=$r;
return $messages;
}
function DB_digest_delete_message($id)
{
DB_query("Delete from digest_email where id='$id'");
}
?>