TrackManiaControl/application/plugins/DynamicPointlimitPlugin.php

<?php
use ManiaControl\Callbacks\CallbackListener;
use ManiaControl\Callbacks\CallbackManager;
use ManiaControl\Commands\CommandListener;
use ManiaControl\ManiaControl;
use ManiaControl\Manialinks\ManialinkPageAnswerListener;
use ManiaControl\Manialinks\ManialinkManager;
use ManiaControl\Players\Player;
use ManiaControl\Players\PlayerManager;
use ManiaControl\Plugins\Plugin;

/**
 * Dynamic Pointlimit plugin
 * Based on the Linearmode plugin for MPAseco by kremsy
 *
 * @author TheM
 */
class DynamicPointlimitPlugin implements CallbackListener, CommandListener, Plugin {
	/**
	 * Constants
	 */
	const ID      = 13;
	const VERSION = 0.1;

	const DYNPNT_MULTIPLIER = 'Pointlimit multiplier';
	const DYNPNT_OFFSET     = 'Pointlimit offset';
	const DYNPNT_MIN        = 'Minimum pointlimit';
	const DYNPNT_MAX        = 'Maximum pointlimit';

	/**
	 * Private properties
	 */
	/** @var ManiaControl $maniaControl */
	private $maniaControl = null;

	/**
	 * Load the plugin
	 *
	 * @param \ManiaControl\ManiaControl $maniaControl
	 * @throws Exception
	 * @return bool
	 */
	public function load(ManiaControl $maniaControl) {
		$this->maniaControl = $maniaControl;

		$this->maniaControl->callbackManager->registerCallbackListener(PlayerManager::CB_PLAYERJOINED, $this, 'changePointlimit');
		$this->maniaControl->callbackManager->registerCallbackListener(PlayerManager::CB_PLAYERDISCONNECTED, $this, 'changePointlimit');

		$this->maniaControl->settingManager->initSetting($this, self::DYNPNT_MULTIPLIER, 10);
		$this->maniaControl->settingManager->initSetting($this, self::DYNPNT_OFFSET, 0);
		$this->maniaControl->settingManager->initSetting($this, self::DYNPNT_MIN, 30);
		$this->maniaControl->settingManager->initSetting($this, self::DYNPNT_MAX, 200);

		if($this->maniaControl->server->titleId != 'SMStormRoyal@nadeolabs') {
			$error = 'This plugin only supports Royal!';
			throw new Exception($error);
		}
	}

	/**
	 * Unload the plugin and its resources
	 */
	public function unload() {
		$this->maniaControl->manialinkManager->unregisterManialinkPageAnswerListener($this);
		$this->maniaControl->callbackManager->unregisterCallbackListener($this);

		$this->maniaControl = null;
	}

	/**
	 * Get plugin id
	 *
	 * @return int
	 */
	public static function getId() {
		return self::ID;
	}

	/**
	 * Get Plugin Name
	 *
	 * @return string
	 */
	public static function getName() {
		return 'Dynamic Pointlimit Plugin';
	}

	/**
	 * Get Plugin Version
	 *
	 * @return float
	 */
	public static function getVersion() {
		return self::VERSION;
	}

	/**
	 * Get Plugin Author
	 *
	 * @return string
	 */
	public static function getAuthor() {
		return 'TheM';
	}

	/**
	 * Get Plugin Description
	 *
	 * @return string
	 */
	public static function getDescription() {
		return 'Plugin offers a dynamic pointlimit according to the amount of players on the server.';
	}

	/**
	 * Function called on player connect and disconnect, changing the pointlimit.
	 *
	 * @param array $callback
	 */
	public function changePointlimit(array $callback) {
		$numberOfPlayers    = 0;
		$numberOfSpectators = 0;

		/** @var  Player $player */
		foreach($this->maniaControl->playerManager->getPlayers() as $player) {
			if($player->isSpectator) {
				$numberOfSpectators++;
			} else {
				$numberOfPlayers++;
			}
		}

		$pointlimit = ($numberOfPlayers * $this->maniaControl->settingManager->getSetting($this, self::DYNPNT_MULTIPLIER)) + $this->maniaControl->settingManager->getSetting($this, self::DYNPNT_OFFSET);

		$min_value = $this->maniaControl->settingManager->getSetting($this, self::DYNPNT_MIN);
		$max_value = $this->maniaControl->settingManager->getSetting($this, self::DYNPNT_MAX);
		if($pointlimit < $min_value)
			$pointlimit = $min_value;
		if($pointlimit > $max_value)
			$pointlimit = $max_value;

		$this->maniaControl->client->setModeScriptSettings(array('S_MapPointsLimit' => $pointlimit));
	}
}