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390 linhas
9.9 KiB
390 linhas
9.9 KiB
<?php
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class DbUtil{
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public static function registerNewUser($name, $password, $email = "", $country = ""){
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$name = mysql_real_escape_string($name);
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$password = mysql_real_escape_string($password);
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$country = mysql_real_escape_string($country);
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$email = mysql_real_escape_string($email);
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_USERS` WHERE `name` = '$name';");
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$rows=0;
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list($rows) = mysql_fetch_row($result);
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if($rows != 0){
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XmlGen::error_exit("REGISTRATION_FAILED","Entered name is already taken.");
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}
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$uid = "";
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while(true){
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$uid = "U-".Util::uniqueString(12);
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_USERS` WHERE `uid` = '$uid' AND `removed` = '0';");
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$row = mysql_fetch_row($result);
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if($row[0] == 0) break;
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}
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$time = time();
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self::query("
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INSERT
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INTO `SECTOR_USERS`
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(`uid`,`name`,`password`,`email`,`reg_time`,`country`)
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VALUES
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('$uid','$name','$password','$email','$time','$country');
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");
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self::refreshLogin($uid);
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exit();
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}
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/*
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$_REQUEST["uid"],
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$_REQUEST["name"],
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$_REQUEST["password"],
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$_REQUEST["email"],
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$_REQUEST["country"]
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*/
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public static function deleteProfile($uid){
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$u = mysql_real_escape_string($uid);
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self::query("UPDATE `SECTOR_USERS` SET `removed`='1' WHERE `uid` = '$u' LIMIT 1;");
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self::query("UPDATE `SECTOR_SCORES` SET `removed`='1' WHERE `uid` = '$u';");
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// self::query("DELETE FROM `SECTOR_USERS` WHERE `uid` = '$u' LIMIT 1;");
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// self::query("DELETE FROM `SECTOR_SCORES` WHERE `uid` = '$u';");
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echo XmlGen::deleteMessage();
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exit();
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}
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public static function modifyProfile($uid,$name,$password,$email,$country){
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if($name == null && $password == null && $email == null && $country == null){
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XmlGen::error_exit("INCOMPLETE_COMMAND","Nothing to change.");
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}
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$n = mysql_real_escape_string($name);
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$u = mysql_real_escape_string($uid);
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_USERS` WHERE `name` = '$n' AND `uid` != '$u';");
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$rows=0;
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list($rows) = mysql_fetch_row($result);
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if($rows != 0){
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XmlGen::error_exit("NAME_NOT_UNIQUE");
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}
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$sql = "";
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if($name != null){
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$sql .= ",`name` = '".mysql_real_escape_string($name)."'";
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}
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if($password != null){
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$sql .= ",`password` = '".mysql_real_escape_string($password)."'";
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}
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if($email == null) $email = "";
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$sql .= ",`email` = '".mysql_real_escape_string($email)."'";
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if($country == null) $country = "";
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$sql .= ",`country` = '".mysql_real_escape_string($country)."'";
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$sql = substr($sql,1);
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self::query("
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UPDATE `SECTOR_USERS`
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SET $sql
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WHERE `uid` = '$uid'
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LIMIT 1;
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");
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self::refreshLogin($uid);
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exit();
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}
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public static function logIn($name, $passwordHash){
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$name = mysql_real_escape_string(trim($name));
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$result = self::query("SELECT `uid`,`password` FROM `SECTOR_USERS` WHERE `name` = '$name' AND `removed` = '0';");
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if(mysql_num_rows($result) == 0){
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XmlGen::error_exit("LOGIN_FAILED","Bad name or password.");
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}
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$row = mysql_fetch_assoc($result);
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$dbPwd = $row['password'];
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$uid = $row['uid'];
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// double hash with ugly salt!
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if( Util::calcSecureHash($name,$dbPwd) != $passwordHash){
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XmlGen::error_exit("LOGIN_FAILED","Bad name or password.");
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}
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self::refreshLogin($uid);
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exit();
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}
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public static function isTokenValid($uid, $token){
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$uid = mysql_real_escape_string($uid);
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$result = self::query("SELECT `auth_token` FROM `SECTOR_USERS` WHERE `uid` = '$uid' AND `removed` = '0';");
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if(mysql_num_rows($result) == 0){
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return false; // bad UID
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}
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$row = mysql_fetch_array($result);
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return $row[0] == $token;
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}
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public static function getInfo(){
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$result = self::query("SELECT * FROM `SECTOR_INFO`;");
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$entries = array();
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while($row = mysql_fetch_row($result)){
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$entries[$row[0]] = $row[1];
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}
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$version = $entries['VERSION_NUMBER']+0;
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if($_REQUEST["VERSION"]<=$version){
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// only publicly available releases are counted,
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// not prepared ones with higher version number
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// add to counter.
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$midnight = strtotime('midnight');
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_COUNTER` WHERE `date` = '$midnight';");
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$row = mysql_fetch_array($result);
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if($row[0] == 0){
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self::query("INSERT INTO `SECTOR_COUNTER`(`date`,`visits`) VALUES ('$midnight','1');");
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}else{
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self::query("UPDATE `SECTOR_COUNTER` SET `visits`=`visits`+1 WHERE `date` = '$midnight' LIMIT 1;");
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}
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}
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echo XmlGen::infoTable($entries);
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exit();
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}
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public static function getUsers(){
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$result = self::query("SELECT `name`,`reg_time`,`country` FROM `SECTOR_USERS` WHERE `removed` = '0';");
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$entries = array();
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while($row = mysql_fetch_array($result)){
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$entries[] = $row;
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}
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echo XmlGen::userList($entries);
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exit();
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}
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public static function getLevels(){
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$result = self::query("SELECT `value` FROM `SECTOR_INFO` WHERE `key` = 'LEVELS_PATH';");
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$row = mysql_fetch_array($result);
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$path = $row[0];
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$result = self::query("SELECT `lid`,`title`,`filename`,`checksum`,`time` FROM `SECTOR_LEVELS` WHERE `removed` = '0';");
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$entries = array();
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while($row = mysql_fetch_array($result)){
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$row[2] = $path.$row[2];
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$entries[] = $row;
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}
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echo XmlGen::levelList($entries);
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exit();
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}
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public static function getLevelScores($lid, $changeFlag = null, $lastRecord = null){
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$lid = mysql_real_escape_string($lid);
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_LEVELS` WHERE `lid` = '$lid' AND `removed` = '0';");
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$row = mysql_fetch_array($result);
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$cnt = $row[0];
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if($cnt==0) XmlGen::error_exit("NO_SUCH_LEVEL","No level with matching ID was found.");
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$result = self::query("
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SELECT
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`SECTOR_USERS`.`name` AS `username`,
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`SECTOR_SCORES`.`uid`,
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`SECTOR_SCORES`.`time`,
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`SECTOR_SCORES`.`score`
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FROM `SECTOR_SCORES` JOIN `SECTOR_USERS`
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WHERE
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(`SECTOR_SCORES`.`uid` = `SECTOR_USERS`.`uid`)
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AND (`lid`='$lid')
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AND (`SECTOR_SCORES`.`removed` = '0')
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ORDER BY `score` DESC, `time` DESC;
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");
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// username, uid, time, score
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$entries = array();
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while($row = mysql_fetch_array($result)){
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$entries[] = $row;
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}
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echo XmlGen::scoreList($lid, $entries, $changeFlag, $lastRecord);
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exit();
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}
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public static function submitScore($uid, $lid, $score){
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$lid = mysql_real_escape_string($lid);
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$uid = mysql_real_escape_string($uid);
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$score = $score+0;
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_LEVELS` WHERE `lid` = '$lid' AND `removed` = '0';");
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$row = mysql_fetch_array($result);
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$cnt = $row[0];
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if($cnt==0) XmlGen::error_exit("NO_SUCH_LEVEL","No level with matching ID was found.");
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_SCORES` WHERE `lid` = '$lid' AND `uid` = '$uid';");
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$row = mysql_fetch_array($result);
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$cnt = $row[0];
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$time = time();
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$change = "false";
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$lastRecord = "-1";
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if($cnt==0){
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// INSERT
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self::query("INSERT INTO `SECTOR_SCORES`(`uid`,`lid`,`time`,`score`) VALUES ('$uid','$lid','$time','$score');");
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$change = "true";
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}else{
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$result = self::query("SELECT `score` FROM `SECTOR_SCORES` WHERE `lid` = '$lid' AND `uid` = '$uid';");
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$row = mysql_fetch_array($result);
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$scoreOld = $row[0];
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$lastRecord = "$scoreOld";
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if($scoreOld > $score){
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}else{
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// UPDATE
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self::query("UPDATE `SECTOR_SCORES` SET `time`='$time', `score`='$score' WHERE `lid` = '$lid' AND `uid` = '$uid' LIMIT 1;");
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if($scoreOld != $score) $change = "true";
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}
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}
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self::getLevelScores($lid, $change, $lastRecord);
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exit();
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}
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public static function refreshLogin($uid){
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$token = Util::uniqueString(20);
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self::query("
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UPDATE `SECTOR_USERS`
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SET `auth_token` = '$token'
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WHERE `uid` = '$uid'
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LIMIT 1;
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");
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$result = self::query("SELECT `name`,`email`,`reg_time`,`country` FROM `SECTOR_USERS` WHERE `uid` = '$uid';");
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$row = mysql_fetch_assoc($result);
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$name = $row["name"];
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$email = $row["email"];
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$reg_time = $row["reg_time"];
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$country = $row["country"];
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echo XmlGen::sessionInfo($uid, $token, $name, $email, $reg_time, $country);
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}
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public static function addLevel($title, $filename){
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_LEVELS` WHERE `filename` = '".mysql_real_escape_string($filename)."';");
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$row = mysql_fetch_array($result);
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$cnt = $row[0];
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if($cnt>0) XmlGen::error_exit("LEVEL_ALREADY_ADDED");
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_LEVELS` WHERE `title` = '".mysql_real_escape_string($title)."';");
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$row = mysql_fetch_array($result);
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$cnt = $row[0];
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if($cnt>0) XmlGen::error_exit("LEVEL_NAME_NOT_UNIQUE");
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$result = self::query("SELECT `value` FROM `SECTOR_INFO` WHERE `key` = 'LEVELS_PATH_RELATIVE_TO_SERVER';");
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$row = mysql_fetch_array($result);
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$path = $row[0];
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$result = self::query("SELECT `value` FROM `SECTOR_INFO` WHERE `key` = 'LEVELS_PATH';");
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$row = mysql_fetch_array($result);
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$apath = $row[0];
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$fpath = $path.$filename;
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if(!file_exists($fpath)){
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XmlGen::error_exit("FILE_NOT_FOUND","Level file does not exist: ".$fpath);
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}
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if(substr($filename,strlen($filename)-4) != ".xml"){
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XmlGen::error_exit("BAD_FILE_FORMAT", "Level file must be XML: ".$fpath);
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}
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// generate a LID
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$lid = "";
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while(true){
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$lid = "L-".Util::uniqueString(9);
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$result = self::query("SELECT COUNT(*) FROM `SECTOR_LEVELS` WHERE `lid` = '$lid';");
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$row = mysql_fetch_row($result);
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if($row[0] == 0) break;
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}
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$hash = md5_file($fpath);
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$title = mysql_real_escape_string($title);
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$filename = mysql_real_escape_string($filename);
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$time = time();
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self::query("
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INSERT
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INTO `SECTOR_LEVELS`
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(`lid`,`title`,`filename`,`checksum`,`time`)
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VALUES
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('$lid','$title','$filename','$hash','$time');
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");
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echo XmlGen::levelAddedInfo($lid, $title, $apath.$filename, $hash, $time);
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exit();
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}
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public static function query($q){
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$res = mysql_query($q) or die(XmlGen::error("INTERNAL_ERROR", "DbError: ".mysql_error()));
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return $res;
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}
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}
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