source

Source for my MapleSolaxiaV2 (v83 MapleStory).

src/net/server/channel/handlers/CouponCodeHandler.java

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+/*
+	This file is part of the OdinMS Maple Story Server
+    Copyright (C) 2008 Patrick Huy <[email protected]>
+		       Matthias Butz <[email protected]>
+		       Jan Christian Meyer <[email protected]>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as
+    published by the Free Software Foundation version 3 as published by
+    the Free Software Foundation. You may not use, modify or distribute
+    this program under any other version of the GNU Affero General Public
+    License.
+
+    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 Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+package net.server.channel.handlers;
+
+import java.sql.SQLException;
+import client.MapleClient;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import net.AbstractMaplePacketHandler;
+import server.MapleInventoryManipulator;
+import tools.DatabaseConnection;
+import tools.MaplePacketCreator;
+import tools.data.input.SeekableLittleEndianAccessor;
+
+/**
+ *
+ * @author Penguins (Acrylic)
+ */
+public final class CouponCodeHandler extends AbstractMaplePacketHandler {
+    public final void handlePacket(SeekableLittleEndianAccessor slea, MapleClient c) {
+        slea.skip(2);
+        String code = slea.readMapleAsciiString();
+        boolean validcode = false;
+        int type = -1;
+        int item = -1;
+        validcode = getNXCodeValid(code.toUpperCase(), validcode);
+        if (validcode) {
+            type = getNXCode(code, "type");
+            item = getNXCode(code, "item");
+            if (type != 5) {
+                try {
+                    Connection con = DatabaseConnection.getConnection();
+                    PreparedStatement ps = con.prepareStatement("UPDATE nxcode SET `valid` = 0 WHERE code = " + code);
+                    ps.executeUpdate();
+                    ps.close();
+                    ps = con.prepareStatement("UPDATE nxcode SET `user` = ? WHERE code = ?");
+                    ps.setString(1, c.getPlayer().getName());
+                    ps.setString(2, code);
+                    ps.executeUpdate();
+                    ps.close();
+                } catch (SQLException e) {
+                }
+            }
+            switch (type) {
+                case 0:
+                case 1:
+                case 2:
+                    c.getPlayer().getCashShop().gainCash(type, item);
+                    break;
+                case 3:
+                    c.getPlayer().getCashShop().gainCash(0, item);
+                    c.getPlayer().getCashShop().gainCash(2, (item / 5000));
+                    break;
+                case 4:
+                    MapleInventoryManipulator.addById(c, item, (short) 1, null, -1, -1);
+                    c.announce(MaplePacketCreator.showCouponRedeemedItem(item));
+                    break;
+                case 5:
+                    c.getPlayer().getCashShop().gainCash(0, item);
+                    break;
+            }
+            c.announce(MaplePacketCreator.showCash(c.getPlayer()));
+        } else {
+            //c.announce(MaplePacketCreator.wrongCouponCode());
+        }
+        c.announce(MaplePacketCreator.enableCSUse());
+    }
+
+    private int getNXCode(String code, String type) {
+        int item = -1;
+        try {
+            PreparedStatement ps = DatabaseConnection.getConnection().prepareStatement("SELECT `" + type + "` FROM nxcode WHERE code = ?");
+            ps.setString(1, code);
+            ResultSet rs = ps.executeQuery();
+            while (rs.next()) {
+                item = rs.getInt(type);
+            }
+            rs.close();
+            ps.close();
+        } catch (SQLException ex) {
+        }
+        return item;
+    }
+
+    private boolean getNXCodeValid(String code, boolean validcode) {
+        try {
+            PreparedStatement ps = DatabaseConnection.getConnection().prepareStatement("SELECT `valid` FROM nxcode WHERE code = ?");
+            ps.setString(1, code);
+            ResultSet rs = ps.executeQuery();
+            while (rs.next()) {
+                validcode = rs.getInt("valid") != 0;
+            }
+            rs.close();
+            ps.close();
+        } catch (SQLException ex) {
+        }
+        return validcode;
+    }
+}