added support for MultiCurrency

src/net/milkbowl/vault/Vault.java

@@ -26,6 +26,7 @@ import net.milkbowl.vault.economy.Economy;
 import net.milkbowl.vault.economy.plugins.Economy_3co;
 import net.milkbowl.vault.economy.plugins.Economy_BOSE;
 import net.milkbowl.vault.economy.plugins.Economy_Essentials;
+import net.milkbowl.vault.economy.plugins.Economy_MultiCurrency;
 import net.milkbowl.vault.economy.plugins.Economy_iConomy4;
 import net.milkbowl.vault.economy.plugins.Economy_iConomy5;
 import net.milkbowl.vault.economy.plugins.Economy_iConomy6;
@@ -72,6 +73,15 @@ public class Vault extends JavaPlugin {
      * Attempts to load Economy Addons
      */
     private void loadEconomy() {
+        // Try to load MultiCurrency
+        if (packageExists(new String[] { "me.ashtheking.currency.Currency", "me.ashtheking.currency.CurrencyList" })) {
+            Economy econ = new Economy_MultiCurrency(this);
+            getServer().getServicesManager().register(net.milkbowl.vault.economy.Economy.class, econ, this, ServicePriority.Normal);
+            log.info(String.format("[%s][Economy] MultiCurrency found: %s", getDescription().getName(), econ.isEnabled() ? "Loaded" : "Waiting"));
+        } else {
+            log.info(String.format("[%s][Economy] MultiCurrency not found.", getDescription().getName()));
+        }
+        
         // Try to load 3co
         if (packageExists(new String[] { "me.ic3d.eco.ECO" })) {
             Economy econ = new Economy_3co(this);

src/net/milkbowl/vault/economy/plugins/Economy_MultiCurrency.java

@@ -0,0 +1,191 @@
+/**
+ * Copyright (C) 2011 Morgan Humes <morgan@lanaddict.com>
+ * 
+ * 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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ * 
+ */
+
+package net.milkbowl.vault.economy.plugins;
+
+import java.util.logging.Logger;
+
+import net.milkbowl.vault.economy.Economy;
+import net.milkbowl.vault.economy.EconomyResponse;
+
+import org.bukkit.event.Event.Priority;
+import org.bukkit.event.Event.Type;
+import org.bukkit.event.server.PluginDisableEvent;
+import org.bukkit.event.server.PluginEnableEvent;
+import org.bukkit.event.server.ServerListener;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.PluginManager;
+
+import me.ashtheking.currency.Currency;
+import me.ashtheking.currency.CurrencyList;
+
+public class Economy_MultiCurrency implements Economy {
+    private static final Logger log = Logger.getLogger("Minecraft");
+
+    private String name = "MultiCurrency";
+    private Plugin plugin = null;
+    private PluginManager pluginManager = null;
+    private Currency economy = null;
+    private EconomyServerListener economyServerListener = null;
+
+    public Economy_MultiCurrency(Plugin plugin) {
+        this.plugin = plugin;
+        pluginManager = this.plugin.getServer().getPluginManager();
+
+        economyServerListener = new EconomyServerListener(this);
+
+        this.pluginManager.registerEvent(Type.PLUGIN_ENABLE, economyServerListener, Priority.Monitor, plugin);
+        this.pluginManager.registerEvent(Type.PLUGIN_DISABLE, economyServerListener, Priority.Monitor, plugin);
+
+        // Load Plugin in case it was loaded before
+        if (economy == null) {
+            Plugin multiCurrency = plugin.getServer().getPluginManager().getPlugin("MultiCurrency");
+            if (multiCurrency != null && multiCurrency.isEnabled()) {
+                economy = (Currency) multiCurrency;
+                log.info(String.format("[%s][Economy] %s hooked.", plugin.getDescription().getName(), name));
+            }
+        }
+    }
+
+    @Override
+    public String getName() {
+        return name;
+    }
+
+    @Override
+    public boolean isEnabled() {
+        if (economy == null) {
+            return false;
+        } else {
+            return economy.isEnabled();
+        }
+    }
+
+    @Override
+    public double getBalance(String playerName) {
+        final double balance;
+
+        balance = CurrencyList.getValue((String) CurrencyList.maxCurrency(playerName)[0], playerName);
+
+        final double fBalance = balance;
+        return fBalance;
+    }
+
+    @Override
+    public EconomyResponse withdrawPlayer(String playerName, double amount) {
+        double balance;
+        EconomyResponse.ResponseType type;
+        String errorMessage = null;
+
+        if (amount < 0) {
+            errorMessage = "Cannot withdraw negative funds";
+            type = EconomyResponse.ResponseType.FAILURE;
+            amount = 0;
+            balance = CurrencyList.getValue((String) CurrencyList.maxCurrency(playerName)[0], playerName);
+
+            return new EconomyResponse(balance, balance, type, errorMessage);
+        }
+
+        if (!CurrencyList.hasEnough(playerName, amount)) {
+            errorMessage = "Insufficient funds";
+            type = EconomyResponse.ResponseType.FAILURE;
+            amount = 0;
+            balance = CurrencyList.getValue((String) CurrencyList.maxCurrency(playerName)[0], playerName);
+
+            return new EconomyResponse(balance, balance, type, errorMessage);
+        }
+
+        if (CurrencyList.subtract(playerName, amount)) {
+            type = EconomyResponse.ResponseType.SUCCESS;
+            balance = CurrencyList.getValue((String) CurrencyList.maxCurrency(playerName)[0], playerName);
+
+            return new EconomyResponse(amount, balance, type, errorMessage);
+        } else {
+            errorMessage = "Error withdrawing funds";
+            type = EconomyResponse.ResponseType.FAILURE;
+            amount = 0;
+            balance = CurrencyList.getValue((String) CurrencyList.maxCurrency(playerName)[0], playerName);
+
+            return new EconomyResponse(amount, balance, type, errorMessage);
+        }
+    }
+
+    @Override
+    public EconomyResponse depositPlayer(String playerName, double amount) {
+        double balance;
+        EconomyResponse.ResponseType type;
+        String errorMessage = null;
+
+        if (amount < 0) {
+            errorMessage = "Cannot deposit negative funds";
+            type = EconomyResponse.ResponseType.FAILURE;
+            amount = 0;
+            balance = CurrencyList.getValue((String) CurrencyList.maxCurrency(playerName)[0], playerName);
+
+            return new EconomyResponse(balance, balance, type, errorMessage);
+        }
+
+        if (CurrencyList.add(playerName, amount)) {
+            type = EconomyResponse.ResponseType.SUCCESS;
+            balance = CurrencyList.getValue((String) CurrencyList.maxCurrency(playerName)[0], playerName);
+
+            return new EconomyResponse(amount, balance, type, errorMessage);
+        } else {
+            errorMessage = "Error withdrawing funds";
+            type = EconomyResponse.ResponseType.FAILURE;
+            amount = 0;
+            balance = CurrencyList.getValue((String) CurrencyList.maxCurrency(playerName)[0], playerName);
+
+            return new EconomyResponse(balance, balance, type, errorMessage);
+        }
+    }
+
+    private class EconomyServerListener extends ServerListener {
+        Economy_MultiCurrency economy = null;
+
+        public EconomyServerListener(Economy_MultiCurrency economy) {
+            this.economy = economy;
+        }
+
+        public void onPluginEnable(PluginEnableEvent event) {
+            if (economy.economy == null) {
+                Plugin mcur = plugin.getServer().getPluginManager().getPlugin("MultiCurrency");
+
+                if (mcur != null && mcur.isEnabled()) {
+                    economy.economy = (Currency) mcur;
+                    log.info(String.format("[%s][Economy] %s hooked.", plugin.getDescription().getName(), economy.name));
+                }
+            }
+        }
+
+        public void onPluginDisable(PluginDisableEvent event) {
+            if (economy.economy != null) {
+                if (event.getPlugin().getDescription().getName().equals("MultiCurrency")) {
+                    economy.economy = null;
+                    log.info(String.format("[%s][Economy] %s unhooked.", plugin.getDescription().getName(), economy.name));
+                }
+            }
+        }
+    }
+
+    @Override
+    public String format(double amount) {   
+        return String.format("%.2f %s", amount, "Currency");
+    }
+}