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

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+package net.milkbowl.vault.economy.plugins;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import java.util.logging.Logger;
+
+import org.bukkit.Bukkit;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.Listener;
+import org.bukkit.event.server.PluginDisableEvent;
+import org.bukkit.event.server.PluginEnableEvent;
+import org.bukkit.plugin.Plugin;
+
+import net.milkbowl.vault.economy.AbstractEconomy;
+import net.milkbowl.vault.economy.EconomyResponse;
+import net.milkbowl.vault.economy.EconomyResponse.ResponseType;
+import us.sparknetwork.core.CorePlugin;
+import us.sparknetwork.core.economy.EconomyCallback.EconTransaction;
+
+public class Economy_Core extends AbstractEconomy {
+	private static final Logger log = Logger.getLogger("Minecraft");
+
+	private final String name = "Spark Economy";
+	private Plugin plugin = null;
+	private CorePlugin cp = null;
+
+	public Economy_Core(Plugin plugin) {
+		this.plugin = plugin;
+		Bukkit.getServer().getPluginManager().registerEvents(new EconomyServerListener(this), plugin);
+
+		// Load Plugin in case it was loaded before
+		if (cp == null) {
+			Plugin core = plugin.getServer().getPluginManager().getPlugin("Core");
+			if (core != null && core.isEnabled()) {
+				cp = (CorePlugin) core;
+				log.info(String.format("[%s][Economy] %s hooked.", plugin.getDescription().getName(), name));
+			}
+		}
+	}
+
+	@Override
+	public boolean isEnabled() {
+		if (cp == null) {
+			return false;
+		} else {
+			return cp.isEnabled();
+		}
+	}
+
+	@Override
+	public String getName() {
+		return name;
+	}
+
+	// use uuids not names
+	@Override
+	public double getBalance(String playerName) {
+		@SuppressWarnings("deprecation")
+		UUID uuid = Bukkit.getOfflinePlayer(playerName).getUniqueId();
+		double balance;
+
+		balance = cp.getEconomyManager().hasAccount(uuid) ? cp.getEconomyManager().getBalance(uuid)
+				: cp.getEconomyManager().createAccount(uuid).getNewbalance();
+
+		return balance;
+	}
+
+	@Override
+	public boolean createPlayerAccount(String playerName) {
+		if (hasAccount(playerName)) {
+			return false;
+		}
+		@SuppressWarnings("deprecation")
+		UUID uuid = Bukkit.getOfflinePlayer(playerName).getUniqueId();
+		return cp.getEconomyManager().createAccount(uuid).isSucessfully() == EconTransaction.SUCCESSFULLY;
+	}
+
+	@Override
+	public EconomyResponse withdrawPlayer(String playerName, double amount) {
+		if (amount < 0) {
+			return new EconomyResponse(0, 0, ResponseType.FAILURE, "Cannot withdraw negative funds");
+		}
+		@SuppressWarnings("deprecation")
+		UUID uuid = Bukkit.getOfflinePlayer(playerName).getUniqueId();
+		double balance;
+		EconomyResponse.ResponseType type;
+		String errorMessage = null;
+
+		if (cp.getEconomyManager().hasAccount(uuid)) {
+			cp.getEconomyManager().withdrawBalance(uuid, amount);
+			balance = cp.getEconomyManager().getBalance(uuid);
+			type = EconomyResponse.ResponseType.SUCCESS;
+		} else {
+			if (createPlayerAccount(playerName)) {
+				return withdrawPlayer(playerName, amount);
+			} else {
+				amount = 0;
+				balance = 0;
+				type = EconomyResponse.ResponseType.FAILURE;
+				errorMessage = "User does not exist";
+			}
+		}
+
+		return new EconomyResponse(amount, balance, type, errorMessage);
+	}
+
+	@Override
+	public EconomyResponse depositPlayer(String playerName, double amount) {
+		if (amount < 0) {
+			return new EconomyResponse(0, 0, ResponseType.FAILURE, "Cannot desposit negative funds");
+		}
+		@SuppressWarnings("deprecation")
+		UUID uuid = Bukkit.getOfflinePlayer(playerName).getUniqueId();
+		double balance;
+		EconomyResponse.ResponseType type;
+		String errorMessage = null;
+
+		if (cp.getEconomyManager().hasAccount(uuid)) {
+			cp.getEconomyManager().addBalance(uuid, amount);
+			balance = cp.getEconomyManager().getBalance(uuid);
+			type = EconomyResponse.ResponseType.SUCCESS;
+		} else {
+			if (createPlayerAccount(playerName)) {
+				return depositPlayer(playerName, amount);
+			} else {
+				amount = 0;
+				balance = 0;
+				type = EconomyResponse.ResponseType.FAILURE;
+				errorMessage = "User does not exist";
+			}
+		}
+		return new EconomyResponse(amount, balance, type, errorMessage);
+	}
+
+	public class EconomyServerListener implements Listener {
+		Economy_Core economy = null;
+
+		public EconomyServerListener(Economy_Core economy) {
+			this.economy = economy;
+		}
+
+		@EventHandler(priority = EventPriority.MONITOR)
+		public void onPluginEnable(PluginEnableEvent event) {
+			if (economy.cp == null) {
+				Plugin core = event.getPlugin();
+
+				if (core.getDescription().getName().equals("Core")) {
+					economy.cp = (CorePlugin) core;
+					log.info(
+							String.format("[%s][Economy] %s hooked.", plugin.getDescription().getName(), economy.name));
+				}
+			}
+		}
+
+		@EventHandler(priority = EventPriority.MONITOR)
+		public void onPluginDisable(PluginDisableEvent event) {
+			if (economy.cp != null) {
+				if (event.getPlugin().getDescription().getName().equals("CorePlugin")) {
+					economy.cp = null;
+					log.info(String.format("[%s][Economy] %s unhooked.", plugin.getDescription().getName(),
+							economy.name));
+				}
+			}
+		}
+	}
+
+	@Override
+	public String format(double amount) {
+		return ((Double) amount).toString();
+	}
+
+	@Override
+	public String currencyNameSingular() {
+		return "";
+	}
+
+	@Override
+	public String currencyNamePlural() {
+		return "";
+	}
+
+	@Override
+	public boolean has(String playerName, double amount) {
+		@SuppressWarnings("deprecation")
+		UUID uuid = Bukkit.getOfflinePlayer(playerName).getUniqueId();
+		if (cp.getEconomyManager().hasAccount(uuid)) {
+			return cp.getEconomyManager().getBalance(uuid) >= amount;
+		} else {
+			return false;
+		}
+	}
+
+	@Override
+	public EconomyResponse createBank(String name, String player) {
+		return new EconomyResponse(0, 0, ResponseType.NOT_IMPLEMENTED,
+				"Spark Eco does not support bank accounts!");
+	}
+
+	@Override
+	public EconomyResponse deleteBank(String name) {
+		return new EconomyResponse(0, 0, ResponseType.NOT_IMPLEMENTED,
+				"Spark Eco does not support bank accounts!");
+	}
+
+	@Override
+	public EconomyResponse bankHas(String name, double amount) {
+		return new EconomyResponse(0, 0, ResponseType.NOT_IMPLEMENTED,
+				"Spark Eco does not support bank accounts!");
+	}
+
+	@Override
+	public EconomyResponse bankWithdraw(String name, double amount) {
+		return new EconomyResponse(0, 0, ResponseType.NOT_IMPLEMENTED,
+				"Spark Eco does not support bank accounts!");
+	}
+
+	@Override
+	public EconomyResponse bankDeposit(String name, double amount) {
+		return new EconomyResponse(0, 0, ResponseType.NOT_IMPLEMENTED,
+				"Spark Eco does not support bank accounts!");
+	}
+
+	@Override
+	public EconomyResponse isBankOwner(String name, String playerName) {
+		return new EconomyResponse(0, 0, ResponseType.NOT_IMPLEMENTED,
+				"Spark Eco does not support bank accounts!");
+	}
+
+	@Override
+	public EconomyResponse isBankMember(String name, String playerName) {
+		return new EconomyResponse(0, 0, ResponseType.NOT_IMPLEMENTED,
+				"Spark Eco does not support bank accounts!");
+	}
+
+	@Override
+	public EconomyResponse bankBalance(String name) {
+		return new EconomyResponse(0, 0, ResponseType.NOT_IMPLEMENTED,
+				"Spark Eco does not support bank accounts!");
+	}
+
+	@Override
+	public List<String> getBanks() {
+		return new ArrayList<String>();
+	}
+
+	@Override
+	public boolean hasBankSupport() {
+		return false;
+	}
+
+	@Override
+	public boolean hasAccount(String playerName) {
+		@SuppressWarnings("deprecation")
+		UUID uuid = Bukkit.getOfflinePlayer(playerName).getUniqueId();
+		return cp.getEconomyManager().hasAccount(uuid);
+	}
+
+	@Override
+	public int fractionalDigits() {
+		return -1;
+	}
+
+	@Override
+	public boolean hasAccount(String playerName, String worldName) {
+		return hasAccount(playerName);
+	}
+
+	@Override
+	public double getBalance(String playerName, String world) {
+		return getBalance(playerName);
+	}
+
+	@Override
+	public boolean has(String playerName, String worldName, double amount) {
+		return has(playerName, amount);
+	}
+
+	@Override
+	public EconomyResponse withdrawPlayer(String playerName, String worldName, double amount) {
+		return withdrawPlayer(playerName, amount);
+	}
+
+	@Override
+	public EconomyResponse depositPlayer(String playerName, String worldName, double amount) {
+		return depositPlayer(playerName, amount);
+	}
+
+	@Override
+	public boolean createPlayerAccount(String playerName, String worldName) {
+		return createPlayerAccount(playerName);
+	}
+}