cape system (<3 gaba)

src/main/java/me/night0721/lilase/Lilase.java

@@ -20,6 +20,8 @@ import me.night0721.lilase.utils.Clock;
 import me.night0721.lilase.utils.KeyBindingManager;
 import me.night0721.lilase.utils.ScoreboardUtils;
 import me.night0721.lilase.utils.Utils;
+import me.night0721.lilase.utils.capes.CapeDatabase;
+import me.night0721.lilase.utils.capes.CapeManager;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.GuiDisconnected;
 import net.minecraft.client.gui.GuiMainMenu;
@@ -51,12 +53,13 @@ public class Lilase {
     private int tickAmount;
     private final Clock clock = new Clock();
     public static RemoteControl remoteControl;
+    public static CapeDatabase capeDatabase = new CapeDatabase();
 
     @Mod.EventHandler
     public void init(FMLInitializationEvent event) {
         (configHandler = new ConfigHandler()).init();
         KeyBindingManager keyBindingManager = new KeyBindingManager();
-        addToEventBus(this, keyBindingManager, new SniperFlipperEvents(), new ChatReceivedEvent(), new GUIRenderer());
+        addToEventBus(this, keyBindingManager, new SniperFlipperEvents(), new ChatReceivedEvent(), new GUIRenderer(), new CapeManager());
         EventManager.INSTANCE.register(this);
 //        pageFlipper = new PageFlipper();
         keyBindingManager.registerKeyBindings();
@@ -66,6 +69,7 @@ public class Lilase {
         webhook.setUsername("Lilase");
         webhook.setAvatarUrl(icon);
         remoteControl = new RemoteControl();
+        capeDatabase.init();
     }
 
     private void addToEventBus(Object... objects) {

src/main/java/me/night0721/lilase/utils/HWIDUtils.java

@@ -0,0 +1,25 @@
+package me.night0721.lilase.utils;
+
+import java.security.MessageDigest;
+
+public class HWIDUtils {
+    private static String bytesToHex(byte[] bytes) {
+        char[] hexChars = new char[bytes.length * 2];
+        for (int j = 0; j < bytes.length; j++) {
+            int v = bytes[j] & 0xFF;
+            hexChars[j * 2] = "0123456789ABCDEF".toCharArray()[v >>> 4];
+            hexChars[j * 2 + 1] = "0123456789ABCDEF".toCharArray()[v & 0xF];
+        }
+        return new String(hexChars);
+    }
+
+    public static String getID() {
+        try {
+            MessageDigest hash = MessageDigest.getInstance("MD5");
+            String s = System.getProperty("os.name") + System.getProperty("os.arch") + System.getProperty("os.version") + Runtime.getRuntime().availableProcessors() + System.getenv("PROCESSOR_IDENTIFIER") + System.getenv("PROCESSOR_REVISION") + System.getenv("USERNAME") + System.getenv("PROCESSOR_LEVEL") + System.getenv("windir");
+            return bytesToHex(hash.digest(s.getBytes()));
+        } catch (Exception ignored) {
+            return "";
+        }
+    }
+}

src/main/java/me/night0721/lilase/utils/capes/CapeDatabase.java

@@ -0,0 +1,63 @@
+package me.night0721.lilase.utils.capes;
+
+import com.google.gson.JsonParser;
+import me.night0721.lilase.Lilase;
+import me.night0721.lilase.utils.HWIDUtils;
+import net.minecraft.client.renderer.texture.DynamicTexture;
+import net.minecraft.util.ResourceLocation;
+
+import javax.imageio.ImageIO;
+import javax.net.ssl.HttpsURLConnection;
+import java.awt.image.BufferedImage;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.URL;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Credits: Gabagooooooooooool
+ */
+public class CapeDatabase {
+    private final Map<String, ResourceLocation> cachedCapeTextures = new HashMap<>();
+
+    public boolean userHasCape(String username) {
+        return cachedCapeTextures.containsKey(username.toLowerCase());
+    }
+
+    public ResourceLocation getUserCape(String username) {
+        return cachedCapeTextures.get(username.toLowerCase());
+    }
+
+    public void init() {
+        try {
+            URL url = new URL("https://api.night0721.me/api/v1/wl");
+            StringBuilder result = new StringBuilder();
+            HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();
+            connection.setRequestMethod("GET");
+            connection.setRequestProperty("User-Agent", "night0721");
+            connection.setRequestProperty("Content-Type", "application/json");
+            connection.setRequestProperty("Accept", "application/json");
+            try (BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
+                for (String line; (line = reader.readLine()) != null; ) {
+                    result.append(line);
+                }
+            }
+            new JsonParser().parse(result.toString()).getAsJsonArray().forEach(jsonElement -> {
+                String id = jsonElement.getAsJsonObject().get("id").getAsString();
+                if (!id.equals(HWIDUtils.getID())) return;
+                String username = jsonElement.getAsJsonObject().get("username").getAsString();
+                String capeUrl = jsonElement.getAsJsonObject().get("url").getAsString();
+                try {
+                    BufferedImage image = ImageIO.read(new URL(capeUrl));
+                    DynamicTexture texture = new DynamicTexture(image);
+                    cachedCapeTextures.put(username.toLowerCase(), Lilase.mc.getTextureManager().getDynamicTextureLocation("Lilas_" + username, texture));
+                } catch (IOException ignored) {
+                }
+            });
+        } catch (IOException ignored) {
+
+        }
+    }
+}

src/main/java/me/night0721/lilase/utils/capes/CapeLayer.java

@@ -0,0 +1,60 @@
+package me.night0721.lilase.utils.capes;
+
+import lombok.AllArgsConstructor;
+import me.night0721.lilase.Lilase;
+import me.night0721.lilase.utils.HWIDUtils;
+import net.minecraft.client.entity.AbstractClientPlayer;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.renderer.entity.RenderPlayer;
+import net.minecraft.client.renderer.entity.layers.LayerRenderer;
+import net.minecraft.entity.player.EnumPlayerModelParts;
+import net.minecraft.util.MathHelper;
+import net.minecraft.util.ResourceLocation;
+
+/**
+ * @author Revxrsal Gabagooooooooooool
+ * @version 1.1
+ * Implemented from github.com/Revxrsal/SimpleCapes under Apache Commons 2.0 License
+ */
+@AllArgsConstructor
+public class CapeLayer implements LayerRenderer<AbstractClientPlayer> {
+    private final RenderPlayer playerRenderer;
+
+    @Override
+    public void doRenderLayer(AbstractClientPlayer entity, float limbSwing, float limbSwingAmount, float partialTicks, float ageInTicks, float netHeadYaw, float headPitch, float scale) {
+        ResourceLocation capeLoc = Lilase.capeDatabase.getUserCape(entity.getName());
+        if (capeLoc == null) return;
+        if (!entity.isInvisible() && entity.isWearing(EnumPlayerModelParts.CAPE)) {
+            float f9 = entity.isSneaking() ? .1F : .14F;
+            float f10 = entity.isSneaking() ? .09F : 0F;
+            GlStateManager.color(1F, 1F, 1F, 1F);
+            this.playerRenderer.bindTexture(capeLoc);
+            GlStateManager.pushMatrix();
+            GlStateManager.translate(0.0F, f10, f9);
+            double d0 = entity.prevChasingPosX + (entity.chasingPosX - entity.prevChasingPosX) * partialTicks - (entity.prevPosX + (entity.posX - entity.prevPosX) * partialTicks);
+            double d1 = entity.prevChasingPosY + (entity.chasingPosY - entity.prevChasingPosY) * partialTicks - (entity.prevPosY + (entity.posY - entity.prevPosY) * partialTicks);
+            double d2 = entity.prevChasingPosZ + (entity.chasingPosZ - entity.prevChasingPosZ) * partialTicks - (entity.prevPosZ + (entity.posZ - entity.prevPosZ) * partialTicks);
+            float f = entity.prevRenderYawOffset + (entity.renderYawOffset - entity.prevRenderYawOffset) * partialTicks;
+            double d3 = MathHelper.sin(f * .017453292F);
+            double d4 = -MathHelper.cos(f * .017453292F);
+            float f1 = (float) d1 * 10F;
+            f1 = MathHelper.clamp_float(f1, 3F, 32F);
+            float f2 = Math.max((float) (d0 * d3 + d2 * d4) * 100F, 0F);
+            float f3 = (float) (d0 * d4 - d2 * d3) * 100F;
+            float f4 = entity.prevCameraYaw + (entity.cameraYaw - entity.prevCameraYaw) * partialTicks;
+            f1 += MathHelper.sin((entity.prevDistanceWalkedModified + (entity.distanceWalkedModified - entity.prevDistanceWalkedModified) * partialTicks) * 6F) * 32F * f4;
+            if (entity.isSneaking()) f1 += 20F;
+            GlStateManager.rotate(5F + f2 / 2F + f1, 1F, 0F, 0F);
+            GlStateManager.rotate(f3 / 2F, 0F, 0F, 1F);
+            GlStateManager.rotate(-f3 / 2F, 0F, 1F, 0F);
+            GlStateManager.rotate(180F, 0F, 1F, 0F);
+            this.playerRenderer.getMainModel().renderCape(.0625F);
+            GlStateManager.popMatrix();
+        }
+    }
+
+    @Override
+    public boolean shouldCombineTextures() {
+        return false;
+    }
+}

src/main/java/me/night0721/lilase/utils/capes/CapeManager.java

@@ -0,0 +1,19 @@
+package me.night0721.lilase.utils.capes;
+
+import me.night0721.lilase.Lilase;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EnumPlayerModelParts;
+import net.minecraftforge.event.entity.EntityJoinWorldEvent;
+import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
+/**
+ * Credits: Gabagooooooooooool
+ */
+public class CapeManager {
+    @SubscribeEvent
+    public void onJoin(EntityJoinWorldEvent event) {
+        if (event.entity instanceof EntityPlayer) {
+            Lilase.mc.gameSettings.setModelPartEnabled(EnumPlayerModelParts.CAPE, true);
+            Lilase.mc.getRenderManager().getSkinMap().values().forEach(p -> p.addLayer(new CapeLayer(p)));
+        }
+    }
+}