Add properties on GameProfile for restore skin on MC 1.7.8 -1.7.9

src/main/java/org/kitteh/tag/compat/v1_7_R3/DefaultHandler.java

@@ -18,6 +18,7 @@
 import net.minecraft.server.v1_7_R3.NetworkManager;
 import net.minecraft.server.v1_7_R3.PacketPlayOutNamedEntitySpawn;
 import net.minecraft.util.com.mojang.authlib.GameProfile;
+import net.minecraft.util.com.mojang.authlib.properties.Property;
 import org.bukkit.craftbukkit.v1_7_R3.entity.CraftPlayer;
 import org.bukkit.entity.Player;
 import org.kitteh.tag.api.PacketHandlerException;
@@ -49,7 +50,12 @@ public void handlePacket(Object packet, Player destination) throws NoSuchFieldEx
             final TagInfo newName = this.handler.getNameForPacket20(oldID, this.entityIDField.getInt(p), oldName, destination);
             if (newName != null && !newName.getName().equals(oldName)) {
                 int i = this.tastySnack++;
-                this.gameProfileField.set(p, new GameProfile(UUID.nameUUIDFromBytes(new byte[]{(byte) (i >> 24), (byte) (i >> 16), (byte) (i >> 8), (byte) i}), newName.getName()));
+                GameProfile newProfile = new GameProfile(newName.getUUID(), newName.getName());
+                PropertiesResult.Properties properties = PropertiesResult.getProperties(newName.getUUID().toString().replaceAll("-", ""), false);
+                Property property = new Property(properties.name, properties.value, properties.signature);
+                //newProfile.getProperties().clear();
+                newProfile.getProperties().put(property.getName(), property);
+                this.gameProfileField.set(p, newProfile);
             }
         }
     }

src/main/java/org/kitteh/tag/compat/v1_7_R3/PropertiesResult.java

@@ -0,0 +1,46 @@
+package org.kitteh.tag.compat.v1_7_R3;
+
+import com.google.common.base.Charsets;
+import net.minecraft.util.com.google.gson.Gson;
+import net.minecraft.util.org.apache.commons.io.IOUtils;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.HashMap;
+import java.util.List;
+
+public class PropertiesResult {
+
+    private static HashMap<String, Properties> savedProperties = new HashMap<String, Properties>();
+
+    private String id;
+    private String name;
+    public List<Properties> properties;
+
+    public static class Properties {
+        public String name;
+        public String value;
+        public String signature;
+    }
+
+    private static String skullbloburl = "https://sessionserver.mojang.com/session/minecraft/profile/";
+    public static Properties getProperties(String id, boolean force) {
+        if(!savedProperties.containsKey(id) ||force){
+            try {
+                URL url = new URL(skullbloburl+id);
+                InputStream is = url.openStream();
+                String result = IOUtils.toString(is, Charsets.UTF_8);
+                Gson gson = new Gson();
+                PropertiesResult propr = gson.fromJson(result, PropertiesResult.class);
+                if (!propr.properties.isEmpty()) {
+                    savedProperties.put(id, propr.properties.get(0));
+                    return propr.properties.get(0);
+                }
+            } catch (IOException e) {
+            }
+        }
+        return savedProperties.get(id);
+    }
+
+}