Finished off the custom Potion Effect for Spring Water, just needs an Icon now

src/minecraft/biomesoplenty/BiomesOPlenty.java

@@ -17,10 +17,12 @@ import biomesoplenty.configuration.BOPCrafting;
 import biomesoplenty.configuration.BOPEntities;
 import biomesoplenty.configuration.BOPItems;
 import biomesoplenty.configuration.BOPLiquids;
+import biomesoplenty.configuration.BOPPotions;
+import biomesoplenty.configuration.BOPReflection;
 import biomesoplenty.configuration.BOPVanillaCompat;
 import biomesoplenty.helpers.AchievementHelper;
-import biomesoplenty.helpers.BOPBucketHelper;
 import biomesoplenty.helpers.BOPCraft;
+import biomesoplenty.helpers.BOPLiquidHelper;
 import biomesoplenty.helpers.BonemealUse;
 import biomesoplenty.helpers.CreativeTabsBOP;
 import biomesoplenty.helpers.EntitiesHelper;
@@ -94,6 +96,10 @@ public class BiomesOPlenty
 		BOPConfiguration.init(event.getSuggestedConfigurationFile());
 			
 		tabBiomesOPlenty = new CreativeTabsBOP(CreativeTabs.getNextID(),"tabBiomesOPlenty");
+		
+		BOPReflection.init();
+		
+		BOPPotions.init();
 
 		BOPBlocks.init();
 
@@ -129,7 +135,7 @@ public class BiomesOPlenty
 		MinecraftForge.EVENT_BUS.register(new AchievementHelper());
 		MinecraftForge.EVENT_BUS.register(new BonemealUse());
 		MinecraftForge.EVENT_BUS.register(new EntitiesHelper());
-		MinecraftForge.EVENT_BUS.register(new BOPBucketHelper());
+		MinecraftForge.EVENT_BUS.register(new BOPLiquidHelper());
 
 		proxy.registerRenderers();
 

src/minecraft/biomesoplenty/configuration/BOPLiquids.java

@@ -1,9 +1,11 @@
 package biomesoplenty.configuration;
 
 import net.minecraft.block.Block;
+import net.minecraft.client.Minecraft;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
-import net.minecraftforge.common.MinecraftForge;
+import net.minecraftforge.client.event.TextureStitchEvent;
+import net.minecraftforge.event.ForgeSubscribe;
 import net.minecraftforge.liquids.LiquidContainerData;
 import net.minecraftforge.liquids.LiquidContainerRegistry;
 import net.minecraftforge.liquids.LiquidDictionary;
@@ -13,6 +15,8 @@ import biomesoplenty.liquids.BlockSpringWaterFlowing;
 import biomesoplenty.liquids.BlockSpringWaterStill;
 import cpw.mods.fml.common.registry.GameRegistry;
 import cpw.mods.fml.common.registry.LanguageRegistry;
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
 
 public class BOPLiquids 
 {

src/minecraft/biomesoplenty/configuration/BOPPotions.java

@@ -0,0 +1,31 @@
+package biomesoplenty.configuration;
+
+import cpw.mods.fml.common.registry.LanguageRegistry;
+import biomesoplenty.helpers.BOPLiquidHelper;
+import biomesoplenty.potions.PotionEventHandler;
+import biomesoplenty.potions.PotionNourishment;
+import net.minecraft.potion.Potion;
+import net.minecraftforge.common.MinecraftForge;
+
+public class BOPPotions 
+{
+	public static Potion nourishment;
+	
+	public static void init()
+	{
+		intializePotions();
+		registerPotionNames();
+		
+		MinecraftForge.EVENT_BUS.register(new PotionEventHandler());
+	}
+
+	private static void intializePotions()
+	{
+		nourishment = (new PotionNourishment(32, false, 0)).setPotionName("potion.nourishment");
+	}
+	
+	private static void registerPotionNames()
+	{
+		LanguageRegistry.instance().addStringLocalization("potion.nourishment", "en_US", "Nourishment");
+	}
+}

src/minecraft/biomesoplenty/configuration/BOPReflection.java

@@ -0,0 +1,45 @@
+package biomesoplenty.configuration;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+
+import net.minecraft.potion.Potion;
+import net.minecraftforge.common.MinecraftForge;
+
+public class BOPReflection 
+{
+	public static void init()
+	{
+		potionReflection();
+	}
+
+	private static void potionReflection()
+	{
+		Potion[] potionTypes = null;
+		
+		for (Field f : Potion.class.getDeclaredFields()) 
+		{
+			f.setAccessible(true);
+			
+			try 
+			{
+				if (f.getName().equals("potionTypes") || f.getName().equals("field_76425_a")) 
+				{
+					Field modfield = Field.class.getDeclaredField("modifiers");
+					modfield.setAccessible(true);
+					modfield.setInt(f, f.getModifiers() & ~Modifier.FINAL);
+
+					potionTypes = (Potion[])f.get(null);
+					final Potion[] newPotionTypes = new Potion[256];
+					System.arraycopy(potionTypes, 0, newPotionTypes, 0, potionTypes.length);
+					f.set(null, newPotionTypes);
+				}
+			}
+			catch (Exception e) 
+			{
+				System.err.println("Severe error, please report this to the mod author:");
+				System.err.println(e);
+			}
+		}
+	}
+}

src/minecraft/biomesoplenty/helpers/BOPLiquidHelper.java

@@ -1,15 +1,26 @@
 package biomesoplenty.helpers;
 
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
 import biomesoplenty.configuration.BOPLiquids;
 import net.minecraft.item.ItemStack;
 import net.minecraft.util.MovingObjectPosition;
 import net.minecraft.world.World;
+import net.minecraftforge.client.event.TextureStitchEvent;
 import net.minecraftforge.event.Event.Result;
 import net.minecraftforge.event.ForgeSubscribe;
 import net.minecraftforge.event.entity.player.FillBucketEvent;
+import net.minecraftforge.liquids.LiquidDictionary;
 
-public class BOPBucketHelper 
+public class BOPLiquidHelper 
 {
+	@ForgeSubscribe
+	@SideOnly(Side.CLIENT)
+	public void textureHook(TextureStitchEvent.Post event) 
+	{
+		LiquidDictionary.getCanonicalLiquid("Spring Water").setRenderingIcon(BOPLiquids.springWaterStill.getBlockTextureFromSide(1)).setTextureSheet("/terrain.png");
+	}
+	
 	@ForgeSubscribe
 	public void onBucketFill(FillBucketEvent event) 
 	{

src/minecraft/biomesoplenty/liquids/BlockSpringWaterFlowing.java

@@ -5,11 +5,14 @@ import net.minecraft.block.material.Material;
 import net.minecraft.client.renderer.texture.IconRegister;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityLiving;
+import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.potion.Potion;
 import net.minecraft.potion.PotionEffect;
 import net.minecraft.util.Icon;
+import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 import biomesoplenty.BiomesOPlenty;
+import biomesoplenty.configuration.BOPPotions;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 
@@ -23,6 +26,12 @@ public class BlockSpringWaterFlowing extends BlockFlowing
         this.setLightOpacity(0);
     }
     
+    @Override
+    public int colorMultiplier(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
+    {
+    	return 16777215;
+    }
+    
     @Override
     public void onEntityCollidedWithBlock(World par1World, int x, int y, int z, Entity par5Entity)
     {
@@ -30,6 +39,9 @@ public class BlockSpringWaterFlowing extends BlockFlowing
         
         if (par5Entity instanceof EntityLiving) 
         	((EntityLiving)par5Entity).addPotionEffect(new PotionEffect(Potion.regeneration.id, 1));
+        
+        if (par5Entity instanceof EntityPlayer)
+        	((EntityPlayer)par5Entity).addPotionEffect(new PotionEffect(BOPPotions.nourishment.id, 1));
     }
     
 	@Override

src/minecraft/biomesoplenty/liquids/BlockSpringWaterStill.java

@@ -7,12 +7,15 @@ import net.minecraft.block.material.Material;
 import net.minecraft.client.renderer.texture.IconRegister;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.EntityLiving;
+import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.potion.Potion;
 import net.minecraft.potion.PotionEffect;
 import net.minecraft.util.Icon;
+import net.minecraft.world.IBlockAccess;
 import net.minecraft.world.World;
 
 import biomesoplenty.BiomesOPlenty;
+import biomesoplenty.configuration.BOPPotions;
 
 public class BlockSpringWaterStill extends BlockStationary 
 {
@@ -25,6 +28,12 @@ public class BlockSpringWaterStill extends BlockStationary
         this.disableStats();
     }
     
+    @Override
+    public int colorMultiplier(IBlockAccess par1IBlockAccess, int par2, int par3, int par4)
+    {
+    	return 16777215;
+    }
+    
     @Override
     public void onBlockAdded(World par1World, int x, int y, int z)
     {
@@ -46,6 +55,9 @@ public class BlockSpringWaterStill extends BlockStationary
         
         if (par5Entity instanceof EntityLiving) 
         	((EntityLiving)par5Entity).addPotionEffect(new PotionEffect(Potion.regeneration.id, 1));
+        
+        if (par5Entity instanceof EntityPlayer)
+        	((EntityPlayer)par5Entity).addPotionEffect(new PotionEffect(BOPPotions.nourishment.id, 1));
     }
     
 	@Override

src/minecraft/biomesoplenty/potions/PotionEventHandler.java

@@ -0,0 +1,32 @@
+package biomesoplenty.potions;
+
+import biomesoplenty.configuration.BOPPotions;
+import net.minecraft.entity.EntityLiving;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.potion.Potion;
+import net.minecraft.potion.PotionEffect;
+import net.minecraftforge.event.ForgeSubscribe;
+import net.minecraftforge.event.entity.living.LivingEvent.LivingUpdateEvent;
+
+public class PotionEventHandler 
+{
+	@ForgeSubscribe
+	public void onEntityUpdate(LivingUpdateEvent event) 
+	{
+		if (event.entityLiving.isPotionActive(BOPPotions.nourishment)) 
+		{
+			if (event.entityLiving.worldObj.rand.nextInt(350) == 0) 
+			{
+				if (!event.entityLiving.worldObj.isRemote)
+					if (event.entityLiving instanceof EntityPlayer) 
+						((EntityPlayer)event.entityLiving).getFoodStats().addStats(1, 0);
+			}
+			
+			if (event.entityLiving.getActivePotionEffect(BOPPotions.nourishment).getDuration() == 0) 
+			{
+				event.entityLiving.removePotionEffect(BOPPotions.nourishment.id);
+				return;
+			}
+		}
+	}
+}

src/minecraft/biomesoplenty/potions/PotionNourishment.java

@@ -0,0 +1,28 @@
+package biomesoplenty.potions;
+
+import net.minecraft.client.Minecraft;
+import net.minecraft.potion.Potion;
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
+
+public class PotionNourishment extends Potion
+{
+    public PotionNourishment(int par1, boolean par2, int par3)
+    {
+        super(par1, par2, par3);
+        this.setIconIndex(0, 0);
+    }
+    
+    @SideOnly(Side.CLIENT)
+    public int getStatusIconIndex()
+    {
+    	Minecraft.getMinecraft().renderEngine.bindTexture("/mods/BiomesOPlenty/textures/potions/BOPPotionFX.png");
+    	return 0;
+    }
+
+    @Override
+    public boolean isReady(int par1, int par2)
+    {
+        return par1 >= 1;
+    }
+}