func (self *JSRE) require(call otto.FunctionCall) otto.Value {
file, err := call.Argument(0).ToString()
if err != nil {
return otto.UndefinedValue()
}
if err := self.Require(file); err != nil {
fmt.Println("err:", err)
return otto.UndefinedValue()
}
t, _ := self.vm.Get("exports")
return t
}
// eth.watch
func (self *JSRE) watch(call otto.FunctionCall) otto.Value {
addr, _ := call.Argument(0).ToString()
var storageAddr string
var cb otto.Value
var storageCallback bool
if len(call.ArgumentList) > 2 {
storageCallback = true
storageAddr, _ = call.Argument(1).ToString()
cb = call.Argument(2)
} else {
cb = call.Argument(1)
}
if storageCallback {
self.objectCb[addr+storageAddr] = append(self.objectCb[addr+storageAddr], cb)
event := "storage:" + string(ethutil.Hex2Bytes(addr)) + ":" + string(ethutil.Hex2Bytes(storageAddr))
self.ethereum.Reactor().Subscribe(event, self.changeChan)
} else {
self.objectCb[addr] = append(self.objectCb[addr], cb)
event := "object:" + string(ethutil.Hex2Bytes(addr))
self.ethereum.Reactor().Subscribe(event, self.changeChan)
}
return otto.UndefinedValue()
}
func (self *JSRE) dump(call otto.FunctionCall) otto.Value {
var state *ethstate.State
if len(call.ArgumentList) > 0 {
var block *ethchain.Block
if call.Argument(0).IsNumber() {
num, _ := call.Argument(0).ToInteger()
block = self.ethereum.BlockChain().GetBlockByNumber(uint64(num))
} else if call.Argument(0).IsString() {
hash, _ := call.Argument(0).ToString()
block = self.ethereum.BlockChain().GetBlock(ethutil.Hex2Bytes(hash))
} else {
fmt.Println("invalid argument for dump. Either hex string or number")
}
if block == nil {
fmt.Println("block not found")
return otto.UndefinedValue()
}
state = block.State()
} else {
state = self.ethereum.StateManager().CurrentState()
}
v, _ := self.Vm.ToValue(state.Dump())
return v
}
func (self *JSEthereum) Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr string) otto.Value {
r, err := self.JSPipe.Transact(key, recipient, valueStr, gasStr, gasPriceStr, dataStr)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
return self.toVal(r)
}
func (self *JSStateObject) EachStorage(call otto.FunctionCall) otto.Value {
cb := call.Argument(0)
self.JSObject.EachStorage(func(key string, value *ethutil.Value) {
value.Decode()
cb.Call(self.eth.toVal(self), self.eth.toVal(key), self.eth.toVal(ethutil.Bytes2Hex(value.Bytes())))
})
return otto.UndefinedValue()
}
func (self *JSEthereum) toVal(v interface{}) otto.Value {
result, err := self.vm.ToValue(v)
if err != nil {
fmt.Println("Value unknown:", err)
return otto.UndefinedValue()
}
return result
}
func (self *JSEthereum) Create(key, valueStr, gasStr, gasPriceStr, scriptStr string) otto.Value {
r, err := self.JSPipe.Transact(key, "", valueStr, gasStr, gasPriceStr, scriptStr)
if err != nil {
fmt.Println(err)
return otto.UndefinedValue()
}
return self.toVal(r)
}
func (self *JSRE) execBlock(call otto.FunctionCall) otto.Value {
hash, err := call.Argument(0).ToString()
if err != nil {
return otto.UndefinedValue()
}
err = utils.BlockDo(self.ethereum, ethutil.Hex2Bytes(hash))
if err != nil {
fmt.Println(err)
return otto.FalseValue()
}
return otto.TrueValue()
}