Did more work on the Ritual Reader - functionally, it is at about 80%.

src/main/java/WayofTime/bloodmagic/api/ritual/AreaDescriptor.java

@@ -1,14 +1,16 @@
 package WayofTime.bloodmagic.api.ritual;
 
-import net.minecraft.util.math.AxisAlignedBB;
-import net.minecraft.util.math.BlockPos;
-
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Iterator;
 import java.util.List;
 import java.util.function.Consumer;
 
+import WayofTime.bloodmagic.api.Constants;
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.util.math.AxisAlignedBB;
+import net.minecraft.util.math.BlockPos;
+
 public abstract class AreaDescriptor implements Iterator<BlockPos>
 {
     public List<BlockPos> getContainedPositions(BlockPos pos)
@@ -27,6 +29,16 @@ public abstract class AreaDescriptor implements Iterator<BlockPos>
 
     public abstract void resetIterator();
 
+    public void readFromNBT(NBTTagCompound tag)
+    {
+
+    }
+
+    public void writeToNBT(NBTTagCompound tag)
+    {
+
+    }
+
     /**
      * This method changes the area descriptor so that its range matches the two
      * blocks that are selected. When implementing this method, assume that
@@ -189,6 +201,24 @@ public abstract class AreaDescriptor implements Iterator<BlockPos>
             resetIterator();
             resetCache();
         }
+
+        @Override
+        public void readFromNBT(NBTTagCompound tag)
+        {
+            minimumOffset = new BlockPos(tag.getInteger(Constants.NBT.X_COORD + "min"), tag.getInteger(Constants.NBT.Y_COORD + "min"), tag.getInteger(Constants.NBT.Z_COORD + "min"));
+            maximumOffset = new BlockPos(tag.getInteger(Constants.NBT.X_COORD + "max"), tag.getInteger(Constants.NBT.Y_COORD + "max"), tag.getInteger(Constants.NBT.Z_COORD + "max"));
+        }
+
+        @Override
+        public void writeToNBT(NBTTagCompound tag)
+        {
+            tag.setInteger(Constants.NBT.X_COORD + "min", minimumOffset.getX());
+            tag.setInteger(Constants.NBT.Y_COORD + "min", minimumOffset.getY());
+            tag.setInteger(Constants.NBT.Z_COORD + "min", minimumOffset.getZ());
+            tag.setInteger(Constants.NBT.X_COORD + "max", maximumOffset.getX());
+            tag.setInteger(Constants.NBT.Y_COORD + "max", maximumOffset.getY());
+            tag.setInteger(Constants.NBT.Z_COORD + "max", maximumOffset.getZ());
+        }
     }
 
     public static class HemiSphere extends AreaDescriptor

src/main/java/WayofTime/bloodmagic/api/ritual/Ritual.java

@@ -4,6 +4,7 @@ import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Map.Entry;
 
 import lombok.EqualsAndHashCode;
 import lombok.Getter;
@@ -12,6 +13,7 @@ import lombok.ToString;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.nbt.NBTTagList;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.text.ITextComponent;
 import net.minecraft.util.text.TextComponentTranslation;
@@ -51,12 +53,44 @@ public abstract class Ritual
 
     public void readFromNBT(NBTTagCompound tag)
     {
+        NBTTagList tags = tag.getTagList("areas", 10);
+        if (tags.hasNoTags())
+        {
+            return;
+        }
 
+        for (int i = 0; i < tags.tagCount(); i++)
+        {
+            NBTTagCompound newTag = tags.getCompoundTagAt(i);
+            String rangeKey = newTag.getString("key");
+
+            NBTTagCompound storedTag = newTag.getCompoundTag("area");
+            AreaDescriptor desc = this.getBlockRange(rangeKey);
+            if (desc != null)
+            {
+                desc.readFromNBT(storedTag);
+            }
+        }
     }
 
     public void writeToNBT(NBTTagCompound tag)
     {
+        NBTTagList tags = new NBTTagList();
 
+        for (Entry<String, AreaDescriptor> entry : modableRangeMap.entrySet())
+        {
+            NBTTagCompound newTag = new NBTTagCompound();
+            newTag.setString("key", entry.getKey());
+            NBTTagCompound storedTag = new NBTTagCompound();
+
+            entry.getValue().writeToNBT(storedTag);
+
+            newTag.setTag("area", storedTag);
+
+            tags.appendTag(newTag);
+        }
+
+        tag.setTag("areas", tags);
     }
 
     /**

src/main/java/WayofTime/bloodmagic/item/ItemRitualReader.java

@@ -94,12 +94,14 @@ public class ItemRitualReader extends Item implements IVariantProvider
     {
         if (!world.isRemote)
         {
+            System.out.println("In onItemUse");
             EnumRitualReaderState state = this.getState(stack);
             TileEntity tile = world.getTileEntity(pos);
             if (tile instanceof IMasterRitualStone)
             {
                 IMasterRitualStone master = (IMasterRitualStone) tile;
-                this.setBlockPos(stack, pos);
+                this.setMasterBlockPos(stack, pos);
+                this.setBlockPos(stack, BlockPos.ORIGIN);
 
                 switch (state)
                 {
@@ -132,15 +134,14 @@ public class ItemRitualReader extends Item implements IVariantProvider
                         BlockPos containedPos = getBlockPos(stack);
                         if (containedPos.equals(BlockPos.ORIGIN))
                         {
-                            System.out.println("Getting first block...");
                             this.setBlockPos(stack, pos.subtract(masterPos));
+                            ChatUtil.sendNoSpam(player, new TextComponentTranslation("ritual.BloodMagic.blockRange.firstBlock"));
                             //TODO: Notify player.
                         } else
                         {
                             tile = world.getTileEntity(masterPos);
                             if (tile instanceof IMasterRitualStone)
                             {
-                                System.out.println("Setting custom bounds...");
                                 IMasterRitualStone master = (IMasterRitualStone) tile;
                                 master.setBlockRangeByBounds(player, this.getCurrentBlockRange(stack), containedPos, pos.subtract(masterPos));
                             }

src/main/java/WayofTime/bloodmagic/tile/TileMasterRitualStone.java

@@ -345,6 +345,9 @@ public class TileMasterRitualStone extends TileEntity implements IMasterRitualSt
             if (player != null && !allowed)
             {
                 ChatUtil.sendNoSpam(player, this.currentRitual.getErrorForBlockRangeOnFail(player, range, this, offset1, offset2));
+            } else
+            {
+                ChatUtil.sendNoSpam(player, new TextComponentTranslation("ritual.BloodMagic.blockRange.success"));
             }
 
             return allowed;
@@ -352,7 +355,7 @@ public class TileMasterRitualStone extends TileEntity implements IMasterRitualSt
 
         if (player != null)
         {
-            ChatUtil.sendNoSpam(player, "ritual.BloodMagic.blockRange.inactive");
+            ChatUtil.sendNoSpam(player, new TextComponentTranslation("ritual.BloodMagic.blockRange.inactive"));
         }
 
         return false;

src/main/resources/assets/bloodmagic/lang/en_US.lang

@@ -372,6 +372,8 @@ tooltip.BloodMagic.experienceTome.expLevel=Level: %d
 ritual.BloodMagic.blockRange.tooBig=The block range given is either too big or too far away from the MRS!
 ritual.BloodMagic.blockRange.inactive=The ritual stone is currently inactive, and cannot have its range modified.
 ritual.BloodMagic.blockRange.noRange=The range was not properly chosen.
+ritual.BloodMagic.blockRange.firstBlock=First block for new range stored.
+ritual.BloodMagic.blockRange.success=New range successfully set!
 
 ritual.BloodMagic.testRitual=Test Ritual
 ritual.BloodMagic.waterRitual=Ritual of the Full Spring