416 lines
14 KiB
PHP
416 lines
14 KiB
PHP
<?php
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namespace ManiaControl;
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use ManiaControl\Admin\AuthenticationManager;
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use ManiaControl\Callbacks\CallbackListener;
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use ManiaControl\Callbacks\CallbackManager;
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use ManiaControl\Commands\CommandListener;
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use ManiaControl\Players\Player;
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use ManiaControl\Players\PlayerManager;
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/**
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* Manager checking for ManiaControl Core and Plugin Updates
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*
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* @author steeffeen & kremsy
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*/
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class UpdateManager implements CallbackListener, CommandListener {
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/*
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* Constants
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*/
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const SETTING_ENABLEUPDATECHECK = 'Enable Automatic Core Update Check';
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const SETTING_UPDATECHECK_INTERVAL = 'Core Update Check Interval (Hours)';
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const SETTING_UPDATECHECK_CHANNEL = 'Core Update Channel (release, beta, nightly)';
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const SETTING_PERFORM_BACKUPS = 'Perform Backup before Updating';
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const SETTING_AUTO_UPDATE = 'Perform update automatically';
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const SETTING_PERMISSION_UPDATE = 'Update Core';
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const URL_WEBSERVICE = 'http://ws.maniacontrol.com/';
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const CHANNEL_RELEASE = 'release';
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const CHANNEL_BETA = 'beta';
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const CHANNEL_NIGHTLY = 'nightly';
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/*
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* Private Properties
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*/
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private $maniaControl = null;
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private $lastUpdateCheck = -1;
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private $coreUpdateData = null;
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/**
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* Create a new Update Manager
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*
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* @param ManiaControl $maniaControl
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*/
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public function __construct(ManiaControl $maniaControl) {
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$this->maniaControl = $maniaControl;
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// Init settings
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$this->maniaControl->settingManager->initSetting($this, self::SETTING_ENABLEUPDATECHECK, true);
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$this->maniaControl->settingManager->initSetting($this, self::SETTING_AUTO_UPDATE, true);
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$this->maniaControl->settingManager->initSetting($this, self::SETTING_UPDATECHECK_INTERVAL, 24.);
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$this->maniaControl->settingManager->initSetting($this, self::SETTING_UPDATECHECK_CHANNEL, self::CHANNEL_NIGHTLY); //TODO just temp until release
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$this->maniaControl->settingManager->initSetting($this, self::SETTING_PERFORM_BACKUPS, true);
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// Register for callbacks
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$this->maniaControl->callbackManager->registerCallbackListener(CallbackManager::CB_MC_1_MINUTE, $this, 'handle1Minute');
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$this->maniaControl->callbackManager->registerCallbackListener(PlayerManager::CB_PLAYERJOINED, $this, 'handlePlayerJoined');
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$this->maniaControl->callbackManager->registerCallbackListener(PlayerManager::CB_PLAYERDISCONNECTED, $this, 'handlePlayerDisconnected');
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$this->maniaControl->authenticationManager->definePermissionLevel(self::SETTING_PERMISSION_UPDATE, AuthenticationManager::AUTH_LEVEL_ADMIN);
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// Register for chat commands
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$this->maniaControl->commandManager->registerCommandListener('checkupdate', $this, 'handle_CheckUpdate', true);
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$this->maniaControl->commandManager->registerCommandListener('coreupdate', $this, 'handle_CoreUpdate', true);
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}
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/**
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* Handle ManiaControl 1Minute callback
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*
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* @param array $callback
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*/
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public function handle1Minute(array $callback) {
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$updateCheckEnabled = $this->maniaControl->settingManager->getSetting($this, self::SETTING_ENABLEUPDATECHECK);
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if(!$updateCheckEnabled) {
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// Automatic update check disabled
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if($this->coreUpdateData) {
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$this->coreUpdateData = null;
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}
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return;
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}
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// Only check once per hour
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$updateInterval = $this->maniaControl->settingManager->getSetting($this, self::SETTING_UPDATECHECK_INTERVAL);
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if($this->lastUpdateCheck > time() - $updateInterval * 3600.) {
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return;
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}
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$this->lastUpdateCheck = time();
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$updateData = $this->checkCoreUpdate();
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if(!$updateData) {
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return;
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}
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$this->maniaControl->log('New ManiaControl Version ' . $updateData->version . ' available!');
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$this->coreUpdateData = $updateData;
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}
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/**
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* Handle ManiaControl PlayerJoined callback
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*
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* @param array $callback
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*/
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public function handlePlayerJoined(array $callback) {
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if(!$this->coreUpdateData) {
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return;
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}
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// Announce available update
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$player = $callback[1];
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if(!AuthenticationManager::checkRight($player, AuthenticationManager::AUTH_LEVEL_SUPERADMIN)) {
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return;
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}
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$this->maniaControl->chat->sendInformation('New ManiaControl Version ' . $this->coreUpdateData->version . ' available!', $player->login);
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}
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/**
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* Perform automatic update as soon as a the Server is empty
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*
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* @param array $callback
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*/
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public function handlePlayerDisconnected(array $callback) {
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$performBackup = $this->maniaControl->settingManager->getSetting($this, self::SETTING_AUTO_UPDATE);
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if(!$performBackup) {
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return;
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}
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if(count($this->maniaControl->playerManager->getPlayers()) > 0) {
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return;
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}
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$updateData = $this->checkCoreUpdate(true);
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if(!$updateData) {
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return;
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}
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$this->maniaControl->log("Starting Update to Version v{$updateData->version}...");
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$performBackup = $this->maniaControl->settingManager->getSetting($this, self::SETTING_PERFORM_BACKUPS);
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if($performBackup && !$this->performBackup()) {
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$this->maniaControl->log("Creating Backup failed!");
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}
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if(!$this->performCoreUpdate($updateData)) {
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$this->maniaControl->log("Update failed!");
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return;
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}
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$this->maniaControl->log("Update finished!");
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$this->maniaControl->restart();
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}
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/**
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* Handle //checkupdate command
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*
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* @param array $chatCallback
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* @param Player $player
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*/
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public function handle_CheckUpdate(array $chatCallback, Player $player) {
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if(!AuthenticationManager::checkRight($player, AuthenticationManager::AUTH_LEVEL_SUPERADMIN)) {
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$this->maniaControl->authenticationManager->sendNotAllowed($player);
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return;
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}
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$updateChannel = $this->maniaControl->settingManager->getSetting($this, self::SETTING_UPDATECHECK_CHANNEL);
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if($updateChannel != self::CHANNEL_NIGHTLY) {
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// Check update and send result message
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$updateData = $this->checkCoreUpdate();
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if(!$updateData) {
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$this->maniaControl->chat->sendInformation('No Update available!', $player->login);
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return;
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}
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$this->maniaControl->chat->sendSuccess('Update for Version ' . $updateData->version . ' available!', $player->login);
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} else {
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// Special nightly channel updating
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$updateData = $this->checkCoreUpdate(true);
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$buildDate = $this->getNightlyBuildDate();
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if($buildDate) {
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$buildTime = strtotime($buildDate);
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$releaseTime = strtotime($updateData->release_date);
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if($buildTime >= $releaseTime) {
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$this->maniaControl->chat->sendInformation('No new Build available!', $player->login);
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return;
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}
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}
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$this->maniaControl->chat->sendSuccess('New Nightly Build available!', $player->login);
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}
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}
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/**
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* Get the Build Date of the local Nightly Build Version
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*
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* @return mixed
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*/
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private function getNightlyBuildDate() {
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$nightlyBuildDateFile = ManiaControlDir . '/core/nightly_build.txt';
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if(!file_exists($nightlyBuildDateFile)) {
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return false;
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}
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$fileContent = file_get_contents($nightlyBuildDateFile);
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return $fileContent;
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}
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/**
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* Handle //coreupdate command
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*
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* @param array $chatCallback
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* @param Player $player
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*/
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public function handle_CoreUpdate(array $chatCallback, Player $player) {
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if(!$this->maniaControl->authenticationManager->checkPermission($player, self::SETTING_PERMISSION_UPDATE)) {
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$this->maniaControl->authenticationManager->sendNotAllowed($player);
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return;
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}
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$updateData = $this->checkCoreUpdate(true);
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if(!$updateData) {
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$this->maniaControl->chat->sendError('Update is currently not possible!', $player->login);
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return;
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}
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$this->maniaControl->chat->sendInformation("Starting Update to Version v{$updateData->version}...", $player->login);
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$this->maniaControl->log("Starting Update to Version v{$updateData->version}...");
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$performBackup = $this->maniaControl->settingManager->getSetting($this, self::SETTING_PERFORM_BACKUPS);
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if($performBackup && !$this->performBackup()) {
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$this->maniaControl->chat->sendError('Creating backup failed.', $player->login);
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$this->maniaControl->log("Creating backup failed.");
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}
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if(!$this->performCoreUpdate($updateData)) {
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$this->maniaControl->chat->sendError('Update failed!', $player->login);
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return;
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}
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$this->maniaControl->chat->sendSuccess('Update finished!', $player->login);
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$this->maniaControl->restart();
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}
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/**
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* Check given Plugin Class for Update
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*
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* @param string $pluginClass
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* @return mixed
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*/
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public function checkPluginUpdate($pluginClass) {
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if(is_object($pluginClass)) {
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$pluginClass = get_class($pluginClass);
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}
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$pluginId = $pluginClass::getId();
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$url = self::URL_WEBSERVICE . 'plugins?id=' . $pluginId;
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$dataJson = file_get_contents($url);
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$pluginVersions = json_decode($dataJson);
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if(!$pluginVersions || !isset($pluginVersions[0])) {
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return false;
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}
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$pluginData = $pluginVersions[0];
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$pluginVersion = $pluginClass::getVersion();
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if($pluginData->version <= $pluginVersion) {
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return false;
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}
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return $pluginData;
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}
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/**
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* Check for Update of ManiaControl
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*
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* @return mixed
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*/
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private function checkCoreUpdate($ignoreVersion = false) {
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$updateChannel = $this->getCurrentUpdateChannelSetting();
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$url = self::URL_WEBSERVICE . 'versions?update=1¤t=1&channel=' . $updateChannel;
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$dataJson = file_get_contents($url);
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$versions = json_decode($dataJson);
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if(!$versions || !isset($versions[0])) {
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return false;
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}
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$updateData = $versions[0];
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if(!$ignoreVersion && $updateData->version <= ManiaControl::VERSION) {
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return false;
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}
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return $updateData;
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}
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/**
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* Perform a Backup of ManiaControl
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*
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* @return bool
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*/
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private function performBackup() {
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$backupFolder = ManiaControlDir . '/backup/';
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if(!is_dir($backupFolder)) {
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mkdir($backupFolder);
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}
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$backupFileName = $backupFolder . 'backup_' . ManiaControl::VERSION . '_' . date('y-m-d') . '_' . time() . '.zip';
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$backupZip = new \ZipArchive();
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if($backupZip->open($backupFileName, \ZipArchive::CREATE) !== TRUE) {
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trigger_error("Couldn't create Backup Zip!");
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return false;
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}
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$excludes = array('.', '..', 'backup', 'logs', 'ManiaControl.log');
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$pathInfo = pathInfo(ManiaControlDir);
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$parentPath = $pathInfo['dirname'] . '/';
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$dirName = $pathInfo['basename'];
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$backupZip->addEmptyDir($dirName);
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$this->zipDirectory($backupZip, ManiaControlDir, strlen($parentPath), $excludes);
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$backupZip->close();
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return true;
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}
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/**
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* Add a complete Directory to the ZipArchive
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*
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* @param \ZipArchive $zipArchive
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* @param string $folderName
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* @param int $prefixLength
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* @param array $excludes
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* @return bool
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*/
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private function zipDirectory(\ZipArchive &$zipArchive, $folderName, $prefixLength, array $excludes = array()) {
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$folderHandle = opendir($folderName);
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if(!$folderHandle) {
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trigger_error("Couldn't open Folder '{$folderName}' for Backup!");
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return false;
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}
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while(false !== ($file = readdir($folderHandle))) {
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if(in_array($file, $excludes)) {
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continue;
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}
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$filePath = $folderName . '/' . $file;
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$localPath = substr($filePath, $prefixLength);
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if(is_file($filePath)) {
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$zipArchive->addFile($filePath, $localPath);
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continue;
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}
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if(is_dir($filePath)) {
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$zipArchive->addEmptyDir($localPath);
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$this->zipDirectory($zipArchive, $filePath, $prefixLength, $excludes);
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continue;
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}
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}
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closedir($folderHandle);
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return true;
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}
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/**
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* Perform a Core Update
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*
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* @param object $updateData
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* @return bool
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*/
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private function performCoreUpdate($updateData = null) {
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if(!$this->checkPermissions()) {
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return false;
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}
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if(!$updateData) {
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$updateData = $this->checkCoreUpdate();
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if(!$updateData) {
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return false;
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}
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}
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$updateFileContent = file_get_contents($updateData->url);
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$tempDir = ManiaControlDir . '/temp/';
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if(!is_dir($tempDir)) {
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mkdir($tempDir);
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}
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$updateFileName = $tempDir . basename($updateData->url);
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$bytes = file_put_contents($updateFileName, $updateFileContent);
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if(!$bytes || $bytes <= 0) {
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trigger_error("Couldn't save Update Zip.");
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return false;
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}
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$zip = new \ZipArchive();
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$result = $zip->open($updateFileName);
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if($result !== true) {
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trigger_error("Couldn't open Update Zip. ({$result})");
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return false;
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}
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$zip->extractTo(ManiaControlDir);
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$zip->close();
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unlink($updateFileName);
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@rmdir($tempDir);
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return true;
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}
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private function checkPermissions() {
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$writableDirectories = array('core/', 'plugins/');
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$path = str_replace('core', '', realpath(dirname(__FILE__)));
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foreach($writableDirectories as $writableDirecotry) {
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$files = array();
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$di = new \RecursiveDirectoryIterator($path.$writableDirecotry);
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foreach (new \RecursiveIteratorIterator($di) as $filename => $file) {
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$files[] = $filename;
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}
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foreach($files as $file) {
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if(substr($file, -1) != '.' && substr($file, -2) != '..') {
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echo $file."\n\r";
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if(!is_writable($file)) {
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$this->maniaControl->log('Cannot update: the file/directory "'.$file.'" is not writable!');
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return false;
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}
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}
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}
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}
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return true;
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}
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/**
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* Retrieve the Update Channel Setting
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*
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* @return string
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*/
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private function getCurrentUpdateChannelSetting() {
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$updateChannel = $this->maniaControl->settingManager->getSetting($this, self::SETTING_UPDATECHECK_CHANNEL);
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$updateChannel = strtolower($updateChannel);
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if(!in_array($updateChannel, array(self::CHANNEL_RELEASE, self::CHANNEL_BETA, self::CHANNEL_NIGHTLY))) {
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$updateChannel = self::CHANNEL_RELEASE;
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}
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return $updateChannel;
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}
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}
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