TrackManiaControl/application/core/playerHandler.php

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<?php
namespace ManiaControl;
/**
* Class managing players
*
* @author kremsy & steeffeen
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*/
class PlayerHandler {
/**
* Constants
*/
const TABLE_PLAYERS = 'mc_players';
/**
* Private properties
*/
private $maniaControl = null;
private $playerList = array();
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/**
* Construct player handler
*
* @param ManiaControl $maniaControl
*/
public function __construct(ManiaControl $maniaControl) {
$this->maniaControl = $maniaControl;
$this->initTables();
$this->maniaControl->callbacks->registerCallbackHandler(Callbacks::CB_MC_ONINIT, $this, 'onInit');
$this->maniaControl->callbacks->registerCallbackHandler(Callbacks::CB_MP_PLAYERCONNECT, $this, 'playerConnect');
$this->maniaControl->callbacks->registerCallbackHandler(Callbacks::CB_MP_PLAYERDISCONNECT, $this, 'playerDisconnect');
}
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/**
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* Initialize necessary database tables
*
* @return bool
*/
private function initTables() {
$mysqli = $this->maniaControl->database->mysqli;
$playerTableQuery = "CREATE TABLE IF NOT EXISTS `" . self::TABLE_PLAYERS . "` (
`index` int(11) NOT NULL AUTO_INCREMENT,
`login` varchar(100) COLLATE utf8_unicode_ci NOT NULL,
`nickname` varchar(150) COLLATE utf8_unicode_ci NOT NULL,
`path` varchar(100) COLLATE utf8_unicode_ci NOT NULL,
`authLevel` int(11) NOT NULL DEFAULT '0',
`joinCount` int(11) NOT NULL DEFAULT '0',
`totalPlayed` int(11) NOT NULL DEFAULT '0' COMMENT 'Seconds',
`changed` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
PRIMARY KEY (`index`),
UNIQUE KEY `login` (`login`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci COMMENT='Player data' AUTO_INCREMENT=1;";
$playerTableStatement = $mysqli->prepare($playerTableQuery);
if ($mysqli->error) {
trigger_error($mysqli->error, E_USER_ERROR);
return false;
}
$playerTableStatement->execute();
if ($playerTableStatement->error) {
trigger_error($playerTableStatement->error, E_USER_ERROR);
return false;
}
$playerTableStatement->close();
return true;
}
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/**
* Handle OnInit callback
*
* @param array $callback
*/
public function onInit(array $callback) {
$this->maniaControl->client->query('GetPlayerList', 300, 0, 2);
$playerList = $this->maniaControl->client->getResponse();
foreach ($playerList as $player) {
if ($player['PlayerId'] <= 0) {
continue;
}
$callback = array(Callbacks::CB_MP_PLAYERCONNECT, array($player['Login']));
$this->playerConnect($callback);
}
}
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/**
* Handle playerConnect callback
*
* @param array $callback
*/
public function playerConnect(array $callback) {
$login = $callback[1][0];
$this->maniaControl->client->query('GetDetailedPlayerInfo', $login);
$playerInfo = $this->maniaControl->client->getResponse();
$player = new Player($playerInfo);
$this->addPlayer($player);
}
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/**
* Handle playerDisconnect callback
*
* @param array $callback
*/
public function playerDisconnect(array $callback) {
$login = $callback[1][0];
$player = $this->removePlayer($login);
}
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/**
* Get a Player from the PlayerList
*
* @param string $login
* @return Player
*/
public function getPlayer($login) {
if (!isset($this->playerList[$login])) {
return null;
}
return $this->playerList[$login];
}
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/**
* Add a player to the PlayerList
*
* @param Player $player
* @return bool
*/
private function addPlayer(Player $player) {
if (!$player) {
return false;
}
$this->savePlayer($player);
$this->playerList[$player->login] = $player;
return true;
}
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/**
* Remove a Player from the PlayerList
*
* @param string $login
* @param bool $savePlayedTime
* @return Player $player
*/
private function removePlayer($login, $savePlayedTime = true) {
if (!isset($this->playerList[$login])) {
return null;
}
$player = $this->playerList[$login];
unset($this->playerList[$login]);
if ($savePlayedTime) {
$this->updatePlayedTime($player);
}
return $player;
}
/**
* Save player in database and fill up object properties
*
* @param Player $player
* @param int $joinCount
* @return bool
*/
private function savePlayer(Player &$player, $joinCount = 1) {
if (!$player) {
return false;
}
$mysqli = $this->maniaControl->database->mysqli;
// Save player
$playerQuery = "INSERT INTO `" . self::TABLE_PLAYERS . "` (
`login`,
`nickname`,
`path`,
`joinCount`
) VALUES (
?, ?, ?, ?
) ON DUPLICATE KEY UPDATE
`index` = LAST_INSERT_ID(`index`),
`nickname` = VALUES(`nickname`),
`path` = VALUES(`path`),
`joinCount` = `joinCount` + VALUES(`joinCount`);";
$playerStatement = $mysqli->prepare($playerQuery);
if ($mysqli->error) {
trigger_error($mysqli->error);
return false;
}
$playerStatement->bind_param('sssi', $player->login, $player->nickname, $player->path, $joinCount);
$playerStatement->execute();
if ($playerStatement->error) {
trigger_error($playerStatement->error);
$playerStatement->close();
return false;
}
$player->index = $playerStatement->insert_id;
$playerStatement->close();
// Fill up properties
$playerQuery = "SELECT `authLevel`, `joinCount`, `totalPlayed` FROM `" . self::TABLE_PLAYERS . "`
WHERE `index` = ?;";
$playerStatement = $mysqli->prepare($playerQuery);
if ($mysqli->error) {
trigger_error($mysqli->error);
return false;
}
$playerStatement->bind_param('i', $player->index);
$playerStatement->execute();
if ($playerStatement->error) {
trigger_error($playerStatement->error);
$playerStatement->close();
return false;
}
$playerStatement->store_result();
$playerStatement->bind_result($player->authLevel, $player->joinCount, $player->totalPlayed);
$playerStatement->fetch();
$playerStatement->free_result();
$playerStatement->close();
return true;
}
/**
* Update total played time of the player
*
* @param Player $player
* @return bool
*/
private function updatePlayedTime(Player $player) {
if (!$player) {
return false;
}
$playedTime = time() - $player->joinTime;
$mysqli = $this->maniaControl->database->mysqli;
$playedQuery = "UPDATE `" . self::TABLE_PLAYERS . "`
SET `totalPlayed` = `totalPlayed` + ?;";
$playedStatement = $mysqli->prepare($playedQuery);
if ($mysqli->error) {
trigger_error($mysqli->error);
return false;
}
$playedStatement->bind_param('i', $playedTime);
$playedStatement->execute();
if ($playedStatement->error) {
trigger_error($playedStatement->error);
$playedStatement->close();
return false;
}
$playedStatement->close();
return true;
}
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}