3 files changed, 171 insertions, 0 deletions
diff --git a/src/Java/miscutil/core/handler/XEventHandler.java b/src/Java/miscutil/core/handler/XEventHandler.java
new file mode 100644
index 0000000000..3742f29e47
--- /dev/null
+++ b/src/Java/miscutil/core/handler/XEventHandler.java
@@ -0,0 +1,61 @@
+package miscutil.core.handler;
+
+import gregtech.api.interfaces.metatileentity.IMetaTileEntity;
+import gregtech.api.metatileentity.BaseMetaTileEntity;
+import gregtech.api.metatileentity.BaseTileEntity;
+import miscutil.core.util.Utils;
+import miscutil.gregtech.metatileentity.implementations.base.GregtechMetaSafeBlockBase;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraftforge.event.world.BlockEvent.BreakEvent;
+import cpw.mods.fml.common.eventhandler.SubscribeEvent;
+
+public class XEventHandler {
+	@SubscribeEvent
+	public void onBreakBlock(BreakEvent event) {
+		TileEntity entity = event.world.getTileEntity(event.x, event.y, event.z);
+		EntityPlayer playerInternal = event.getPlayer();
+
+		try{
+			if (entity instanceof BaseTileEntity){
+				IMetaTileEntity X = ((BaseMetaTileEntity)entity).getMetaTileEntity();
+				if (X instanceof GregtechMetaSafeBlockBase){
+					
+					String ownerUUID = ((GregtechMetaSafeBlockBase)X).ownerUUID;
+					String accessorUUID = playerInternal.getUniqueID().toString();
+					Utils.LOG_WARNING("Owner UUID: "+ownerUUID);
+					Utils.LOG_WARNING("Accessor UUID: "+accessorUUID);					
+					
+					if (((GregtechMetaSafeBlockBase)X).bUnbreakable){
+						if (accessorUUID.equals(ownerUUID)){							
+							Utils.messagePlayer(playerInternal, "Since you own this block, it has been destroyed.");
+							event.setCanceled(false);
+						}
+						else {
+							Utils.messagePlayer(playerInternal, "Since you do not own this block, it has not been destroyed.");
+							event.setCanceled(true);
+						}
+						//
+					}
+				}
+			}
+		}
+		catch (NullPointerException e) {
+			System.out.print("Caught a NullPointerException involving Safe Blocks. Cause: "+e.getCause());
+		}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+	}
+}
diff --git a/src/Java/miscutil/core/lib/CORE.java b/src/Java/miscutil/core/lib/CORE.java
index 12be9e9a03..4acd30d4d8 100644
--- a/src/Java/miscutil/core/lib/CORE.java
+++ b/src/Java/miscutil/core/lib/CORE.java
@@ -1,5 +1,7 @@
 package miscutil.core.lib;
 
+import java.util.Map;
+
 import miscutil.core.creativetabs.AddToCreativeTab;
 
 public class CORE {
@@ -10,6 +12,7 @@ public class CORE {
 	public static final boolean DEBUG = true;	
 	public static final boolean LOAD_ALL_CONTENT = false;
 	public static final int GREG_FIRST_ID = 760;
+	public static Map PlayerCache;
 	
 	
 	public static final Class<AddToCreativeTab> TAB = AddToCreativeTab.class;
diff --git a/src/Java/miscutil/core/util/PlayerCache.java b/src/Java/miscutil/core/util/PlayerCache.java
new file mode 100644
index 0000000000..40f44e003a
--- /dev/null
+++ b/src/Java/miscutil/core/util/PlayerCache.java
@@ -0,0 +1,107 @@
+package miscutil.core.util;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Objects;
+import java.util.Properties;
+
+import miscutil.core.lib.CORE;
+
+public class PlayerCache {
+
+	private static final File cache = new File("PlayerCache.dat");
+
+	public static void createPropertiesFile(String playerName, String playerUUIDasString) {
+		try {
+			Properties props = new Properties();
+			props.setProperty(playerName, playerUUIDasString);
+			OutputStream out = new FileOutputStream(cache);
+			props.store(out, "Player Cache.");
+		}
+		catch (Exception e ) {
+			e.printStackTrace();
+		}
+	}
+
+	public static void appendParamChanges(String playerName, String playerUUIDasString) {
+		try {
+
+			Properties properties = new Properties();
+			try {
+				Utils.LOG_WARNING("Attempting to load "+cache.getName());
+				properties.load(new FileInputStream(cache));
+			} catch (IOException e) {
+				Utils.LOG_WARNING("No PlayerCache file found, creating one.");
+				createPropertiesFile(playerName, playerUUIDasString);
+			}
+
+			properties.setProperty(playerName, playerUUIDasString);
+			FileOutputStream fr=new FileOutputStream(cache);
+			properties.store(fr, "Player Cache.");
+			fr.close();
+		}
+		catch (Exception e ) {
+			e.printStackTrace();
+		}
+	}
+
+	/**
+	 * Reads a "properties" file, and returns it as a Map 
+	 * (a collection of key/value pairs).
+	 * 
+	 * Credit due to Alvin Alexander - http://alvinalexander.com/java/java-properties-file-map-example?nocache=1#comment-8215
+	 * Changed slightly as the filename and delimiter are constant in my case.
+	 * 
+	 * @param filename  The properties filename to read.
+	 * @param delimiter The string (or character) that separates the key 
+	 *                  from the value in the properties file.
+	 * @return The Map that contains the key/value pairs.
+	 * @throws Exception
+	 */
+	private static Map<String, String> readPropertiesFileAsMap() throws Exception {
+		String filename = cache.getName();
+		String delimiter = ":";
+		@SuppressWarnings({ "rawtypes", "unchecked" })
+		Map<String, String> map = new HashMap();
+		BufferedReader reader = new BufferedReader(new FileReader(filename));
+		String line;
+		while ((line = reader.readLine()) != null)
+		{
+			if (line.trim().length()==0) continue;
+			if (line.charAt(0)=='#') continue;
+			// assumption here is that proper lines are like "String : <a href="http://xxx.yyy.zzz/foo/bar"" title="http://xxx.yyy.zzz/foo/bar"">http://xxx.yyy.zzz/foo/bar"</a>,
+			// and the ":" is the delimiter
+			int delimPosition = line.indexOf(delimiter);
+			String key = line.substring(0, delimPosition-1).trim();
+			String value = line.substring(delimPosition+1).trim();
+			map.put(key, value);
+		}
+		reader.close();
+		CORE.PlayerCache = map;
+		return map;
+	}
+
+	public static String lookupPlayerByUUID(String UUID){
+		Map<String, String> map = null;
+		try {
+			map = readPropertiesFileAsMap();
+		} catch (Exception e) {
+			Utils.LOG_ERROR("Caught Exception"+e.toString());
+			e.printStackTrace();
+		}
+		for (Entry<String, String> entry : map.entrySet()) {
+			if (Objects.equals(UUID, entry.getValue())) {
+				return entry.getKey();
+			}
+		}
+		return null;
+	}
+}