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EconomyModule.java
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EconomyModule.java
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/**
* This file is part of LWC (https://github.com/Hidendra/LWC)
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.griefcraft.lwc;
import com.griefcraft.bukkit.LWCEconomyPlugin;
import com.griefcraft.integration.ICurrency;
import com.griefcraft.model.History;
import com.griefcraft.model.LWCPlayer;
import com.griefcraft.model.Protection;
import com.griefcraft.scripting.JavaModule;
import com.griefcraft.scripting.event.LWCProtectionDestroyEvent;
import com.griefcraft.scripting.event.LWCProtectionRegisterEvent;
import com.griefcraft.scripting.event.LWCProtectionRegistrationPostEvent;
import com.griefcraft.scripting.event.LWCProtectionRemovePostEvent;
import com.griefcraft.util.Colors;
import com.griefcraft.util.config.Configuration;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.block.Block;
import org.bukkit.entity.Player;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
public class EconomyModule extends JavaModule {
private Logger logger = Logger.getLogger("LWC");
/**
* The iConomy module configuration
*/
private Configuration configuration = Configuration.load("iconomy.yml");
/**
* The bukkit plugin
*/
private LWCEconomyPlugin plugin;
/**
* A cache of prices. When a value is inputted, it stays in memory for milliseconds at best.
* The best way to do this? ha, probably not
*/
private Map<Location, String> priceCache = Collections.synchronizedMap(new HashMap<Location, String>());
public EconomyModule(LWCEconomyPlugin plugin) {
this.plugin = plugin;
}
@Override
public void onDestroyProtection(LWCProtectionDestroyEvent event) {
if (event.isCancelled()) {
return;
}
if (!configuration.getBoolean("iConomy.enabled", true)) {
return;
}
// is refunding enabled?
if (!configuration.getBoolean("iConomy.refunds", true)) {
return;
}
if(!LWC.getInstance().isHistoryEnabled()) {
return;
}
LWC lwc = event.getLWC();
Protection protection = event.getProtection();
Player player = event.getPlayer();
// first, do we still have a currency processor?
if (!lwc.getCurrency().isActive()) {
return;
}
// Does it support the server bank feature
if (!lwc.getCurrency().usingCentralBank()) {
return;
}
// load the transactions so we can check the server bank
List<History> transactions = protection.getRelatedHistory(History.Type.TRANSACTION);
for (History history : transactions) {
if (history.getStatus() == History.Status.INACTIVE) {
continue;
}
// obtain the charge
double charge = history.getDouble("charge");
// No need to refund if it's negative or 0
if (charge <= 0) {
continue;
}
// check the server bank
if (!lwc.getCurrency().canCentralBankAfford(charge)) {
player.sendMessage(Colors.Red + "The Server's Bank does not contain enough funds to remove that protection!");
event.setCancelled(true);
return;
}
}
}
@Override
public void onPostRegistration(LWCProtectionRegistrationPostEvent event) {
if (!configuration.getBoolean("iConomy.enabled", true)) {
return;
}
if(!LWC.getInstance().isHistoryEnabled()) {
return;
}
Protection protection = event.getProtection();
// we need to inject the iconomy price into the transaction!
Block block = protection.getBlock();
// Uh-oh! This REALLY should never happen ... !
if (block == null || !priceCache.containsKey(block.getLocation())) {
logger.severe("LWC-iConomy POST_REGISTRATION has encountered a severe problem!");
return;
}
Location location = block.getLocation();
// okey, get how much they were charged
String cachedPrice = priceCache.get(location);
boolean usedDiscount = cachedPrice.startsWith("d");
double charge = Double.parseDouble(usedDiscount ? cachedPrice.substring(1) : cachedPrice);
// get related transactions..
List<History> transactions = protection.getRelatedHistory(History.Type.TRANSACTION);
// this really should not happen either (never!)
if (transactions.size() == 0) {
logger.severe("LWC-iConomy POST_REGISTRATION encountered a severen problem!: transactions.size() == 0");
}
// get the last entry
History history = transactions.get(transactions.size() - 1);
// add the price
history.addMetaData("charge=" + charge);
// was it a discount?
if(usedDiscount) {
history.addMetaData("discount=true");
}
// save it
history.sync();
// we no longer need the value in the price cache :)
priceCache.remove(location);
}
@Override
public void onPostRemoval(LWCProtectionRemovePostEvent event) {
if (!configuration.getBoolean("iConomy.enabled", true)) {
return;
}
// is refunding enabled?
if (!configuration.getBoolean("iConomy.refunds", true)) {
return;
}
if(!LWC.getInstance().isHistoryEnabled()) {
return;
}
LWC lwc = event.getLWC();
Protection protection = event.getProtection();
// first, do we still have a currency processor?
if (!lwc.getCurrency().isActive()) {
return;
}
// we need to refund them, load up transactions
List<History> transactions = protection.getRelatedHistory(History.Type.TRANSACTION);
for (History history : transactions) {
if (history.getStatus() == History.Status.INACTIVE) {
continue;
}
// obtain the charge
double charge = history.getDouble("charge");
// No need to refund if it's negative or 0
if (charge <= 0) {
continue;
}
// refund them :)
Player owner = Bukkit.getServer().getPlayer(history.getPlayer());
// the currency to use
ICurrency currency = lwc.getCurrency();
currency.addMoney(owner, charge);
owner.sendMessage(Colors.Green + "You have been refunded " + currency.format(charge) + " because an LWC protection of yours was removed!");
}
}
@Override
public void onRegisterProtection(LWCProtectionRegisterEvent event) {
if (event.isCancelled()) {
return;
}
if (!configuration.getBoolean("iConomy.enabled", true)) {
return;
}
LWC lwc = event.getLWC();
Block block = event.getBlock();
Player player = event.getPlayer();
// currency handler to use
ICurrency currency = lwc.getCurrency();
if (!currency.isActive()) {
return;
}
// if a discount was used
boolean usedDiscount = false;
// how much to charge the player
double charge = 0D;
// attempt to resolve the new charge
try {
String value = resolveValue(player, "charge");
charge = Double.parseDouble(value);
} catch (NumberFormatException e) {
}
// check if they have a discount available
try {
boolean isDiscountActive = Boolean.parseBoolean(resolveValue(player, "discount.active"));
if (isDiscountActive) {
int discountedProtections = Integer.parseInt(resolveValue(player, "discount.amount"));
double wouldCharge = Double.parseDouble(resolveValue(player, "discount.newCharge"));
if (discountedProtections > 0) {
String discountType = resolveValue(player, "discount.type");
int currentProtections = 0;
boolean isExactDiscountType = true;
if(discountType.equalsIgnoreCase("TOTAL")) {
isExactDiscountType = false;
}
if(isExactDiscountType) {
currentProtections = getDiscountedProtections(lwc, player, wouldCharge);
} else {
currentProtections = lwc.getPhysicalDatabase().getProtectionCount(player.getName());
}
if (discountedProtections > currentProtections) {
charge = wouldCharge;
usedDiscount = true;
}
}
}
} catch (NumberFormatException e) {
}
// used for price cache
Location location = block.getLocation();
// cache the charge momentarily
if(lwc.isHistoryEnabled()) {
priceCache.put(location, (usedDiscount ? "d" : "") + charge);
}
// It's free!
if (charge == 0) {
player.sendMessage(Colors.Green + "This one's on us!");
return;
}
// charge them
if (charge != 0) {
if (!currency.canAfford(player, charge)) {
player.sendMessage(Colors.Red + "You do not have enough " + currency.getMoneyName() + " to buy an LWC protection.");
player.sendMessage(Colors.Red + "The balance required for an LWC protection is: " + currency.format(charge));
// remove from cache
priceCache.remove(location);
event.setCancelled(true);
return;
}
// remove the money from their account
currency.removeMoney(player, charge);
player.sendMessage(Colors.Green + "Charged " + currency.format(charge) + (usedDiscount ? (Colors.Red + " (Discount)" + Colors.Green) : "") + " for an LWC protection. Thank you.");
return;
}
return;
}
/**
* Resolve a configuration node for a player. Tries nodes in this order:
* <pre>
* players.PLAYERNAME.node
* groups.GROUPNAME.node
* iConomy.node
* </pre>
*
* @param player
* @param node
* @return
*/
private String resolveValue(Player player, String node) {
LWC lwc = LWC.getInstance();
// resolve the limits type
String value;
// try the player
value = configuration.getString("players." + player.getName() + "." + node);
// try permissions
if (value == null) {
for (String groupName : lwc.getPermissions().getGroups(player)) {
if (groupName != null && !groupName.isEmpty() && value == null) {
value = map("groups." + groupName + "." + node);
}
}
}
// if all else fails, use master
if (value == null) {
value = map("iConomy." + node);
}
return value != null && !value.isEmpty() ? value : "";
}
/**
* Get the value from either the path or the default value if it's null
*
* @param path
* @return
*/
private String map(String path) {
String value = configuration.getString(path);
if (value == null) {
int lastIndex = path.lastIndexOf(".");
String node = path.substring(lastIndex + 1);
value = configuration.getString("iConomy." + node);
}
return value;
}
/**
* Get the amount of protections the player purchased for the given discount price
*
* @param lwc
* @param player
* @param discountPrice
* @return
*/
private int getDiscountedProtections(LWC lwc, Player player, double discountPrice) {
LWCPlayer lwcPlayer = lwc.wrapPlayer(player);
List<History> related = lwcPlayer.getRelatedHistory(History.Type.TRANSACTION);
if(related.size() == 0) {
return 0;
}
int amount = 0;
for(History history : related) {
if(!history.getBoolean("discount")) {
continue;
}
// obtain the charge
double charge = history.getDouble("charge");
if(charge == discountPrice) {
amount ++;
}
}
return amount;
}
}