Paper/nms-patches/BlockOre.patch

--- ../work/decompile-8eb82bde//net/minecraft/server/BlockOre.java	2014-11-28 17:43:42.929707439 +0000
+++ src/main/java/net/minecraft/server/BlockOre.java	2014-11-28 17:38:23.000000000 +0000
@@ -33,6 +33,7 @@
 
     public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {
         super.dropNaturally(world, blockposition, iblockdata, f, i);
+        /* CraftBukkit start - Delegated to getExpDrop
         if (this.getDropType(iblockdata, world.random, i) != Item.getItemOf(this)) {
             int j = 0;
 
@@ -50,7 +51,31 @@
 
             this.dropExperience(world, blockposition, j);
         }
+        // */                
+    }
+
+    @Override
+    public int getExpDrop(World world, IBlockData iblockdata, int i) {
+        if (this.getDropType(iblockdata, world.random, i) != Item.getItemOf(this)) {
+            int j = 0;
+
+            if (this == Blocks.COAL_ORE) {
+                j = MathHelper.nextInt(world.random, 0, 2);
+            } else if (this == Blocks.DIAMOND_ORE) {
+                j = MathHelper.nextInt(world.random, 3, 7);
+            } else if (this == Blocks.EMERALD_ORE) {
+                j = MathHelper.nextInt(world.random, 3, 7);
+            } else if (this == Blocks.LAPIS_ORE) {
+                j = MathHelper.nextInt(world.random, 2, 5);
+            } else if (this == Blocks.QUARTZ_ORE) {
+                j = MathHelper.nextInt(world.random, 2, 5);
+            }
+
+            return j;
+        }
 
+        return 0;
+        // CraftBukkit end
     }
 
     public int getDropData(World world, BlockPosition blockposition) {