Fix issue #269 for both spigot and canary - make sure new stairs don't cause same issue again.

src/main/js/modules/blockhelper.js

@@ -98,18 +98,10 @@ function applyFacing( block, metadata ){
   function face(direction){
     property(block).set('facing', lookup.facing[direction]);
   }
+  if ( blocks.isStair(block.typeId) ){
+    face( ['east','west','south','north'] [metadata] );
+  } else {
     switch( block.typeId ){
-  case blocks.stairs.oak:
-  case blocks.stairs.cobblestone:
-  case blocks.stairs.brick:
-  case blocks.stairs.stone:
-  case blocks.stairs.nether:
-  case blocks.stairs.sandstone:
-  case blocks.stairs.spruce:
-  case blocks.stairs.jungle:
-  case blocks.stairs.quartz:
-    face( ['east','west','south','north'][metadata] );
-    break;
     case blocks.sign:
     case blocks.ladder:
       // bug: furnace, chest, dispenser don't always use the right metadata
@@ -124,6 +116,7 @@ function applyFacing( block, metadata ){
       face( ['up'/* default */,'east','west','south','north','up'][metadata] );
       break;
     }
+  }
 }
 function applyColors( block, metadata ){
   switch( block.typeId){

src/main/js/modules/blocks.js

@@ -325,5 +325,12 @@ blocks.rainbow = [
   blocks.stained_glass.blue,
   blocks.stained_glass.purple
 ];
-
+blocks.isStair = function(id){
+  var p;
+  for (p in this.stairs){
+    if (this.stairs[p] == id)
+      return true;
+  }
+  return false;
+};
 module.exports = blocks;

src/main/js/modules/drone/index.js

@@ -773,19 +773,10 @@ function getBlockIdAndMeta( b ) {
   if (typeof b === 'number' || /^[0-9]+$/.test(b)) {
     // wph 20130414 - use sensible defaults for certain blocks e.g. stairs
     // should face the drone.
-    switch (b) {
-      case blocks.stairs.birch:
-      case blocks.stairs.brick:
-      case blocks.stairs.cobblestone:
-      case blocks.stairs.jungle:
-      case blocks.stairs.nether:
-      case blocks.stairs.oak:
-      case blocks.stairs.quartz:
-      case blocks.stairs.sandstone:
-      case blocks.stairs.spruce:
-      case blocks.stairs.stone:
+    if ( blocks.isStair(b) ) {
       defaultMeta = Drone.PLAYER_STAIRS_FACING[ this.dir % 4 ];
-        break;
+    } else { 
+      switch (b) {
       case blocks.sign:
       case blocks.ladder:
 	// bug: furnace, chest, dispenser don't always use the right metadata
@@ -800,6 +791,7 @@ function getBlockIdAndMeta( b ) {
 	defaultMeta = ( 12 + ( ( this.dir + 2 ) * 4 ) ) % 16;
 	break;
       }
+    }
     return [ b, defaultMeta ];
   }
   if ( typeof b === 'string' ) {