Changed to ChainEvent and fixed a nil pointer in transact

cmd/mist/assets/examples/info.html

@@ -71,6 +71,10 @@
     document.querySelector("#gas_price").innerHTML = eth.gasPrice;
     document.querySelector("#mining").innerHTML = eth.mining;
     document.querySelector("#listening").innerHTML = eth.listening;
+    eth.watch('chain').changed(function() {
+		    document.querySelector("#number").innerHTML = eth.number;
+		     });
+
 </script>
 
 </html>

cmd/mist/gui.go

@@ -394,7 +394,6 @@ func (gui *Gui) update() {
 	miningLabel := gui.getObjectByName("miningLabel")
 
 	events := gui.eth.EventMux().Subscribe(
-		core.NewBlockEvent{},
 		core.TxPreEvent{},
 		core.TxPostEvent{},
 	)
@@ -407,11 +406,6 @@ func (gui *Gui) update() {
 				return
 			}
 			switch ev := ev.(type) {
-			case core.NewBlockEvent:
-				gui.processBlock(ev.Block, false)
-				balance := ethutil.CurrencyToString(gui.eth.ChainManager().State().GetBalance(gui.address()))
-				gui.getObjectByName("balanceLabel").Set("text", fmt.Sprintf("%v", balance))
-
 			case core.TxPreEvent:
 				tx := ev.Tx
 

core/chain_manager.go

@@ -393,8 +393,6 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
 			}
 		}
 		self.mu.Unlock()
-
-		self.eventMux.Post(NewBlockEvent{block})
 	}
 
 	return nil

eth/backend.go

@@ -25,8 +25,8 @@ var (
 	jsonlogger = ethlogger.NewJsonLogger()
 
 	defaultBootNodes = []*discover.Node{
-		discover.MustParseNode("enode://6cdd090303f394a1cac34ecc9f7cda18127eafa2a3a06de39f6d920b0e583e062a7362097c7c65ee490a758b442acd5c80c6fce4b148c6a391e946b45131365b@54.169.166.226:30303"),
-		discover.MustParseNode("enode://d1760a33c2f25c3b419ee4f6787fb0ea148828f5e678f0450d4be978fef908b42fc47a4c0fbf19832754f17881d381e50364fa93be42f31801d60ac64933f0a5@127.0.0.1:30303"),
+		//discover.MustParseNode("enode://6cdd090303f394a1cac34ecc9f7cda18127eafa2a3a06de39f6d920b0e583e062a7362097c7c65ee490a758b442acd5c80c6fce4b148c6a391e946b45131365b@54.169.166.226:30303"),
+		discover.MustParseNode("enode://364d179a050fb3192ea25ee2c4836cb808f13bb1a98a058e5bf215a597080edd742a00d6fd4b5f348a08024097f0b8f567610902dddf8db573362d8b22cabef5@127.0.0.1:30303"),
 	}
 )
 

event/filter/eth_filter.go

@@ -60,7 +60,10 @@ func (self *FilterManager) GetFilter(id int) *core.Filter {
 
 func (self *FilterManager) filterLoop() {
 	// Subscribe to events
-	events := self.eventMux.Subscribe(core.PendingBlockEvent{}, core.NewBlockEvent{}, state.Logs(nil))
+	events := self.eventMux.Subscribe(
+		core.PendingBlockEvent{},
+		core.ChainEvent{},
+		state.Logs(nil))
 
 out:
 	for {
@@ -69,7 +72,7 @@ out:
 			break out
 		case event := <-events.Chan():
 			switch event := event.(type) {
-			case core.NewBlockEvent:
+			case core.ChainEvent:
 				self.filterMu.RLock()
 				for _, filter := range self.filters {
 					if filter.BlockCallback != nil {

rpc/args.go

@@ -38,6 +38,35 @@ type NewTxArgs struct {
 	Data     string `json:"data"`
 }
 
+func (obj *NewTxArgs) UnmarshalJSON(b []byte) (err error) {
+	// Data can be either specified as "data" or "code" :-/
+	var ext struct {
+		From     string
+		To       string
+		Value    string
+		Gas      string
+		GasPrice string
+		Data     string
+		Code     string
+	}
+
+	if err = json.Unmarshal(b, &ext); err == nil {
+		if len(ext.Data) == 0 {
+			ext.Data = ext.Code
+		}
+		obj.From = ext.From
+		obj.To = ext.To
+		obj.Value = ext.Value
+		obj.Gas = ext.Gas
+		obj.GasPrice = ext.GasPrice
+		obj.Data = ext.Data
+
+		return
+	}
+
+	return NewErrorResponse(ErrorDecodeArgs)
+}
+
 type PushTxArgs struct {
 	Tx string `json:"tx"`
 }

rpc/packages.go

@@ -127,6 +127,9 @@ func (self *EthereumApi) NewFilterString(args string, reply *interface{}) error
 	filter := core.NewFilter(self.xeth.Backend())
 
 	callback := func(block *types.Block) {
+		self.logMut.Lock()
+		defer self.logMut.Unlock()
+
 		self.logs[id] = append(self.logs[id], &state.StateLog{})
 	}
 	if args == "pending" {
@@ -153,6 +156,9 @@ func (self *EthereumApi) FilterChanged(id int, reply *interface{}) error {
 }
 
 func (self *EthereumApi) Logs(id int, reply *interface{}) error {
+	self.logMut.Lock()
+	defer self.logMut.Unlock()
+
 	filter := self.filterManager.GetFilter(id)
 	*reply = toLogs(filter.Find())
 

xeth/xeth.go

@@ -16,7 +16,6 @@ import (
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/miner"
 	"github.com/ethereum/go-ethereum/p2p"
-	"github.com/ethereum/go-ethereum/state"
 	"github.com/ethereum/go-ethereum/whisper"
 )
 
@@ -220,7 +219,7 @@ func (self *XEth) Call(toStr, valueStr, gasStr, gasPriceStr, dataStr string) (st
 	var (
 		statedb = self.chainManager.TransState()
 		key     = self.eth.KeyManager().KeyPair()
-		from    = state.NewStateObject(key.Address(), self.eth.Db())
+		from    = statedb.GetOrNewStateObject(key.Address())
 		block   = self.chainManager.CurrentBlock()
 		to      = statedb.GetOrNewStateObject(fromHex(toStr))
 		data    = fromHex(dataStr)