Renamed ethereal

Mist/ui_lib.go

@@ -0,0 +1,246 @@
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"path"
+	"strconv"
+	"strings"
+
+	"github.com/ethereum/eth-go"
+	"github.com/ethereum/eth-go/ethchain"
+	"github.com/ethereum/eth-go/ethcrypto"
+	"github.com/ethereum/eth-go/ethpipe"
+	"github.com/ethereum/eth-go/ethstate"
+	"github.com/ethereum/eth-go/ethutil"
+	"github.com/ethereum/go-ethereum/javascript"
+	"gopkg.in/qml.v1"
+)
+
+type memAddr struct {
+	Num   string
+	Value string
+}
+
+// UI Library that has some basic functionality exposed
+type UiLib struct {
+	*ethpipe.JSPipe
+	engine    *qml.Engine
+	eth       *eth.Ethereum
+	connected bool
+	assetPath string
+	// The main application window
+	win      *qml.Window
+	Db       *Debugger
+	DbWindow *DebuggerWindow
+
+	jsEngine *javascript.JSRE
+
+	filterCallbacks map[int][]int
+	//filters         map[int]*ethpipe.JSFilter
+}
+
+func NewUiLib(engine *qml.Engine, eth *eth.Ethereum, assetPath string) *UiLib {
+	return &UiLib{JSPipe: ethpipe.NewJSPipe(eth), engine: engine, eth: eth, assetPath: assetPath, jsEngine: javascript.NewJSRE(eth), filterCallbacks: make(map[int][]int)} //, filters: make(map[int]*ethpipe.JSFilter)}
+}
+
+func (self *UiLib) Notef(args []interface{}) {
+	logger.Infoln(args...)
+}
+
+func (self *UiLib) LookupDomain(domain string) string {
+	world := self.World()
+
+	if len(domain) > 32 {
+		domain = string(ethcrypto.Sha3Bin([]byte(domain)))
+	}
+	data := world.Config().Get("DnsReg").StorageString(domain).Bytes()
+
+	// Left padded = A record, Right padded = CNAME
+	if len(data) > 0 && data[0] == 0 {
+		data = bytes.TrimLeft(data, "\x00")
+		var ipSlice []string
+		for _, d := range data {
+			ipSlice = append(ipSlice, strconv.Itoa(int(d)))
+		}
+
+		return strings.Join(ipSlice, ".")
+	} else {
+		data = bytes.TrimRight(data, "\x00")
+
+		return string(data)
+	}
+}
+
+func (self *UiLib) ImportTx(rlpTx string) {
+	tx := ethchain.NewTransactionFromBytes(ethutil.Hex2Bytes(rlpTx))
+	self.eth.TxPool().QueueTransaction(tx)
+}
+
+func (self *UiLib) EvalJavascriptFile(path string) {
+	self.jsEngine.LoadExtFile(path[7:])
+}
+
+func (self *UiLib) EvalJavascriptString(str string) string {
+	value, err := self.jsEngine.Run(str)
+	if err != nil {
+		return err.Error()
+	}
+
+	return fmt.Sprintf("%v", value)
+}
+
+func (ui *UiLib) OpenQml(path string) {
+	container := NewQmlApplication(path[7:], ui)
+	app := NewExtApplication(container, ui)
+
+	go app.run()
+}
+
+func (ui *UiLib) OpenHtml(path string) {
+	container := NewHtmlApplication(path, ui)
+	app := NewExtApplication(container, ui)
+
+	go app.run()
+}
+
+func (ui *UiLib) OpenBrowser() {
+	ui.OpenHtml("file://" + ui.AssetPath("ext/home.html"))
+}
+
+func (ui *UiLib) Muted(content string) {
+	component, err := ui.engine.LoadFile(ui.AssetPath("qml/muted.qml"))
+	if err != nil {
+		logger.Debugln(err)
+
+		return
+	}
+	win := component.CreateWindow(nil)
+	go func() {
+		path := "file://" + ui.AssetPath("muted/index.html")
+		win.Set("url", path)
+
+		win.Show()
+		win.Wait()
+	}()
+}
+
+func (ui *UiLib) Connect(button qml.Object) {
+	if !ui.connected {
+		ui.eth.Start(true)
+		ui.connected = true
+		button.Set("enabled", false)
+	}
+}
+
+func (ui *UiLib) ConnectToPeer(addr string) {
+	ui.eth.ConnectToPeer(addr)
+}
+
+func (ui *UiLib) AssetPath(p string) string {
+	return path.Join(ui.assetPath, p)
+}
+
+func (self *UiLib) StartDbWithContractAndData(contractHash, data string) {
+	dbWindow := NewDebuggerWindow(self)
+	object := self.eth.StateManager().CurrentState().GetStateObject(ethutil.Hex2Bytes(contractHash))
+	if len(object.Code) > 0 {
+		dbWindow.SetCode("0x" + ethutil.Bytes2Hex(object.Code))
+	}
+	dbWindow.SetData("0x" + data)
+
+	dbWindow.Show()
+}
+
+func (self *UiLib) StartDbWithCode(code string) {
+	dbWindow := NewDebuggerWindow(self)
+	dbWindow.SetCode("0x" + code)
+	dbWindow.Show()
+}
+
+func (self *UiLib) StartDebugger() {
+	dbWindow := NewDebuggerWindow(self)
+
+	dbWindow.Show()
+}
+
+func (self *UiLib) NewFilter(object map[string]interface{}) int {
+	filter, id := self.eth.InstallFilter(object)
+	filter.MessageCallback = func(messages ethstate.Messages) {
+		self.win.Root().Call("invokeFilterCallback", ethpipe.ToJSMessages(messages), id)
+	}
+
+	return id
+}
+
+func (self *UiLib) NewFilterString(typ string) int {
+	filter, id := self.eth.InstallFilter(nil)
+	filter.BlockCallback = func(block *ethchain.Block) {
+		self.win.Root().Call("invokeFilterCallback", "{}", id)
+	}
+
+	return id
+}
+
+func (self *UiLib) Messages(id int) *ethutil.List {
+	filter := self.eth.GetFilter(id)
+	if filter != nil {
+		messages := filter.Find()
+
+		return ethpipe.ToJSMessages(messages)
+	}
+
+	return ethutil.EmptyList()
+}
+
+func (self *UiLib) UninstallFilter(id int) {
+	self.eth.UninstallFilter(id)
+}
+
+func (self *UiLib) Transact(object map[string]interface{}) (*ethpipe.JSReceipt, error) {
+	// Default values
+	if object["from"] == nil {
+		object["from"] = ""
+	}
+	if object["to"] == nil {
+		object["to"] = ""
+	}
+	if object["value"] == nil {
+		object["value"] = ""
+	}
+	if object["gas"] == nil {
+		object["gas"] = ""
+	}
+	if object["gasPrice"] == nil {
+		object["gasPrice"] = ""
+	}
+
+	var dataStr string
+	var data []string
+	if list, ok := object["data"].(*qml.List); ok {
+		list.Convert(&data)
+	}
+
+	for _, str := range data {
+		if ethutil.IsHex(str) {
+			str = str[2:]
+
+			if len(str) != 64 {
+				str = ethutil.LeftPadString(str, 64)
+			}
+		} else {
+			str = ethutil.Bytes2Hex(ethutil.LeftPadBytes(ethutil.Big(str).Bytes(), 32))
+		}
+
+		dataStr += str
+	}
+
+	return self.JSPipe.Transact(
+		object["from"].(string),
+		object["to"].(string),
+		object["value"].(string),
+		object["gas"].(string),
+		object["gasPrice"].(string),
+		dataStr,
+	)
+}