improve getBlock.

lib/bcoin/blockdb.js

@@ -858,6 +858,9 @@ BlockDB.prototype.getBlock = function getBlock(hash, callback) {
         }
         block._fileOffset = record.offset;
         block.height = record.height;
+        block.txs.forEach(function(tx) {
+          tx.height = block.height;
+        });
         if (self.options.paranoid) {
           if (typeof hash === 'number') {
             self._getEntry(hash, function(err, entry) {

lib/bcoin/http.js

@@ -133,7 +133,12 @@ HTTPServer.prototype._init = function _init() {
 
   // Block by hash/height
   this.get('/block/:hash', function(req, res, next, send) {
-    self.node.getBlock(req.params.hash, function(err, block) {
+    var hash = req.params.hash;
+
+    if (utils.isInt(hash))
+      hash = +hash;
+
+    self.node.getBlock(hash, function(err, block) {
       if (err)
         return next(err);
       if (!block)

lib/bcoin/node.js

@@ -139,6 +139,21 @@ Node.prototype._init = function _init() {
   });
 };
 
+Node.prototype.getBlock = function getBlock(hash, callback) {
+  var self = this;
+  var coin;
+
+  this.blockdb.getBlock(hash, function(err, block) {
+    if (err)
+      return callback(err);
+
+    if (!block)
+      return callback();
+
+    return callback(null, block);
+  });
+};
+
 Node.prototype.getCoin = function getCoin(hash, index, callback) {
   var self = this;
   var coin;