Allow sleeping without bed

src/main/java/net/minecraftforge/event/ForgeEventFactory.java

@@ -65,6 +65,7 @@ import net.minecraftforge.event.entity.player.PlayerSetSpawnEvent;
 import net.minecraftforge.event.entity.player.PlayerSleepInBedEvent;
 import net.minecraftforge.event.entity.player.PlayerUseItemEvent;
 import net.minecraftforge.event.entity.player.PlayerWakeUpEvent;
+import net.minecraftforge.event.entity.player.SleepingLocationCheckEvent;
 import net.minecraftforge.event.entity.player.UseHoeEvent;
 import net.minecraftforge.event.world.BlockEvent;
 import net.minecraftforge.event.world.BlockEvent.NeighborNotifyEvent;
@@ -500,4 +501,17 @@ public class ForgeEventFactory
         MinecraftForge.EVENT_BUS.post(event);
         return event.getCapabilities().size() > 0 ? new CapabilityDispatcher(event.getCapabilities(), parent) : null;
     }
+
+    public static boolean fireSleepingLocationCheck(EntityPlayer player, BlockPos sleepingLocation)
+    {
+        SleepingLocationCheckEvent evt = new SleepingLocationCheckEvent(player, sleepingLocation);
+        MinecraftForge.EVENT_BUS.post(evt);
+
+        Result canContinueSleep = evt.getResult();
+        if (canContinueSleep == Result.DEFAULT)
+            return player.worldObj.getBlockState(player.playerLocation).getBlock().isBed(player.worldObj, player.playerLocation, player);
+        else
+            return canContinueSleep == Result.ALLOW;
+    }
+
 }

src/main/java/net/minecraftforge/event/entity/player/SleepingLocationCheckEvent.java

@@ -0,0 +1,28 @@
+package net.minecraftforge.event.entity.player;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.util.BlockPos;
+import net.minecraftforge.fml.common.eventhandler.Event.HasResult;
+
+/**
+ * This event is fired when game checks, if sleeping player should be still considered "in bed".<br>
+ * Failing this check will cause player to wake up.<br>
+ *
+ * This event has a result. {@link HasResult}<br>
+ *
+ * setResult(ALLOW) informs game that player is still "in bed"<br>
+ * setResult(DEFAULT) causes game to check {@link net.minecraft.block.Block#isBed(net.minecraft.world.IBlockAccess, BlockPos, net.minecraft.entity.Entity)} instead
+ */
+@HasResult
+public class SleepingLocationCheckEvent extends PlayerEvent
+{
+
+    public final BlockPos sleepingLocation;
+
+    public SleepingLocationCheckEvent(EntityPlayer player, BlockPos sleepingLocation)
+    {
+        super(player);
+        this.sleepingLocation = sleepingLocation;
+    }
+
+}