func CommitChain(name string, data []byte) error {
type walletcommit struct {
Message string
}
type commit struct {
CommitChainMsg string
}
in := new(walletcommit)
json.Unmarshal(data, in)
msg, err := hex.DecodeString(in.Message)
if err != nil {
return fmt.Errorf("Could not decode message:", err)
}
var we fct.IBlock
if Utility.IsValidAddress(name) && strings.HasPrefix(name, "EC") {
addr := fct.ConvertUserStrToAddress(name)
we = factoidState.GetDB().GetRaw([]byte(fct.W_ADDRESS_PUB_KEY), addr)
} else if Utility.IsValidHexAddress(name) {
addr, err := hex.DecodeString(name)
if err == nil {
we = factoidState.GetDB().GetRaw([]byte(fct.W_ADDRESS_PUB_KEY), addr)
}
} else {
we = factoidState.GetDB().GetRaw([]byte(fct.W_NAME), []byte(name))
}
if we == nil {
return fmt.Errorf("Unknown address")
}
signed := make([]byte, 0)
switch we.(type) {
case wallet.IWalletEntry:
signed = factoidState.GetWallet().SignCommit(we.(wallet.IWalletEntry), msg)
default:
return fmt.Errorf("Cannot use non Entry Credit Address for Chain Commit")
}
com := new(commit)
com.CommitChainMsg = hex.EncodeToString(signed)
j, err := json.Marshal(com)
if err != nil {
return fmt.Errorf("Could not create json post:", err)
}
resp, err := http.Post(
fmt.Sprintf("http://%s:%d/v1/commit-chain", ipaddressFD, portNumberFD),
"application/json",
bytes.NewBuffer(j))
if err != nil {
return fmt.Errorf("Could not post to server:", err)
}
resp.Body.Close()
return nil
}
func LookupAddress(adrType string, adr string) (string, error) {
if Utility.IsValidAddress(adr) && strings.HasPrefix(adr, adrType) {
baddr := fct.ConvertUserStrToAddress(adr)
adr = hex.EncodeToString(baddr)
} else if Utility.IsValidHexAddress(adr) {
// the address is good enough.
} else if Utility.IsValidNickname(adr) {
we := factoidState.GetDB().GetRaw([]byte(fct.W_NAME), []byte(adr))
if we != nil {
we2 := we.(wallet.IWalletEntry)
if we2.GetType() == "ec" {
if strings.ToLower(adrType) == "fct" {
return "", fmt.Errorf("%s is an entry credit address, not a factoid address.", adr)
}
} else if we2.GetType() == "fct" {
if strings.ToLower(adrType) == "ec" {
return "", fmt.Errorf("%s is a factoid address, not an entry credit address.", adr)
}
}
addr, _ := we2.GetAddress()
adr = hex.EncodeToString(addr.Bytes())
} else {
return "", fmt.Errorf("Name %s is undefined.", adr)
}
} else {
return "", fmt.Errorf("Invalid Name. Check that you have entered the name correctly.")
}
return adr, nil
}
func (AddInput) Execute(state IState, args []string) error {
if len(args) != 4 {
return fmt.Errorf("Invalid Parameters")
}
key := args[1]
adr := args[2]
amt := args[3]
ib := state.GetFS().GetDB().GetRaw([]byte(fct.DB_BUILD_TRANS), []byte(key))
trans, ok := ib.(fct.ITransaction)
if ib == nil || !ok {
return fmt.Errorf("Unknown Transaction: " + key)
}
var addr fct.IAddress
if !fct.ValidateFUserStr(adr) {
if len(adr) != 64 {
if len(adr) > 32 {
return fmt.Errorf("Invalid Name. Check the address or name for proper entry.", len(adr))
}
we := state.GetFS().GetDB().GetRaw([]byte(fct.W_NAME), []byte(adr))
if we != nil {
we2 := we.(wallet.IWalletEntry)
addr, _ = we2.GetAddress()
adr = hex.EncodeToString(addr.Bytes())
} else {
return fmt.Errorf("Name is undefined.")
}
} else {
badr, err := hex.DecodeString(adr)
if err != nil {
return fmt.Errorf("Looks like an Invalid hex address. Check that you entered it correctly")
}
addr = fct.NewAddress(badr)
}
} else {
fmt.Printf("adr: %x\n", adr)
addr = fct.NewAddress(fct.ConvertUserStrToAddress(adr))
}
amount, _ := fct.ConvertFixedPoint(amt)
bamount, _ := strconv.ParseInt(amount, 10, 64)
err := state.GetFS().GetWallet().AddInput(trans, addr, uint64(bamount))
if err != nil {
return err
}
fmt.Println("Added Input of ", amt, " to be paid from ", args[2],
fct.ConvertFctAddressToUserStr(addr))
return nil
}
// ImportKey <name> <private key>
func (ImportKey) Execute(state IState, args []string) error {
if len(args) != 3 {
return fmt.Errorf("Invalid Parameters")
}
name := args[1]
adr := args[2]
if err := ValidName(name); err != nil {
return err
}
a := state.GetFS().GetDB().GetRaw([]byte(fct.W_NAME), []byte(name))
if a != nil {
return fmt.Errorf("That address name is in use. Specify a different name.")
}
fa := fct.ValidateFPrivateUserStr(adr)
ec := fct.ValidateECPrivateUserStr(adr)
b, err := hex.DecodeString(adr)
if err == nil && len(b) != 32 {
err = fmt.Errorf("wrong length")
}
if fa || ec || err == nil {
var privateKey []byte
if err != nil {
privateKey = fct.ConvertUserStrToAddress(adr)
} else {
privateKey = b
}
var fixed [64]byte
copy(fixed[:], privateKey)
publicKey := ed25519.GetPublicKey(&fixed)
adrtype := "ec"
if fa {
adrtype = "fct"
}
_, err := state.GetFS().GetWallet().AddKeyPair(adrtype, []byte(name), publicKey[:], privateKey, false)
if err != nil {
return err
}
return nil
}
return fmt.Errorf("Not a valid Private Key; Check that your key is typed correctly")
}
func SilentAddInput(txKey string, inputAddress string, inputSize string) error {
ib := myState.GetFS().GetDB().GetRaw([]byte(fct.DB_BUILD_TRANS), []byte(txKey))
trans, ok := ib.(fct.ITransaction)
if ib == nil || !ok {
return fmt.Errorf("Unknown Transaction: " + txKey)
}
var addr fct.IAddress
if !fct.ValidateFUserStr(inputAddress) {
if len(inputAddress) != 64 {
if len(inputAddress) > 32 {
return fmt.Errorf("Invalid Name. Check the address or name for proper entry.", len(inputAddress))
}
we := myState.GetFS().GetDB().GetRaw([]byte(fct.W_NAME), []byte(inputAddress))
if we != nil {
we2 := we.(wallet.IWalletEntry)
addr, _ = we2.GetAddress()
inputAddress = hex.EncodeToString(addr.Bytes())
} else {
return fmt.Errorf("Name is undefined.")
}
} else {
badr, err := hex.DecodeString(inputAddress)
if err != nil {
return fmt.Errorf("Looks like an Invalid hex address. Check that you entered it correctly.")
}
addr = fct.NewAddress(badr)
}
} else {
//fmt.Printf("adr: %x\n",adr)
addr = fct.NewAddress(fct.ConvertUserStrToAddress(inputAddress))
}
amount, _ := fct.ConvertFixedPoint(inputSize)
bamount, _ := strconv.ParseInt(amount, 10, 64)
err := myState.GetFS().GetWallet().AddInput(trans, addr, uint64(bamount))
if err != nil {
return err
}
return nil
}
func SilentAddECOutput(txKey string, outputAddress string, outputSize string) error {
ib := myState.GetFS().GetDB().GetRaw([]byte(fct.DB_BUILD_TRANS), []byte(txKey))
trans, ok := ib.(fct.ITransaction)
if ib == nil || !ok {
return fmt.Errorf("Unknown Transaction")
}
var addr fct.IAddress
if !fct.ValidateECUserStr(outputAddress) {
if len(outputAddress) != 64 {
if len(outputAddress) > 32 {
return fmt.Errorf("Invalid Address or Name. Check that you entered it correctly.")
}
we := myState.GetFS().GetDB().GetRaw([]byte(fct.W_NAME), []byte(outputAddress))
if we != nil {
we2 := we.(wallet.IWalletEntry)
addr, _ = we2.GetAddress()
outputAddress = hex.EncodeToString(addr.Bytes())
} else {
return fmt.Errorf("Name is undefined.")
}
} else {
if badHexChar.FindStringIndex(outputAddress) != nil {
return fmt.Errorf("Looks like an invalid hex address. Check that you entered it correctly.")
}
}
} else {
addr = fct.NewAddress(fct.ConvertUserStrToAddress(outputAddress))
}
amount, _ := fct.ConvertFixedPoint(outputSize)
bamount, _ := strconv.ParseInt(amount, 10, 64)
err := myState.GetFS().GetWallet().AddECOutput(trans, addr, uint64(bamount))
if err != nil {
return err
}
return nil
}
func (AddFee) Execute(state IState, args []string) (err error) {
if len(args) != 3 && len(args) != 4 {
return fmt.Errorf("Invalid Parameters")
}
key := args[1]
adr := args[2]
rate := int64(0)
if len(args) == 4 {
srate, err := fct.ConvertFixedPoint(args[3])
if err != nil {
return fmt.Errorf("Could not parse exchange rate: %v", err)
}
rate, err = strconv.ParseInt(srate, 10, 64)
} else {
if rate, err = GetRate(state); err != nil {
return fmt.Errorf("Could not reach the server to get the exchange rate")
}
}
ib := state.GetFS().GetDB().GetRaw([]byte(fct.DB_BUILD_TRANS), []byte(key))
trans, ok := ib.(fct.ITransaction)
if ib == nil || !ok {
return fmt.Errorf("Unknown Transaction")
}
var addr fct.IAddress
if fct.ValidateFUserStr(adr) {
addr = fct.NewAddress(fct.ConvertUserStrToAddress(adr))
} else if Utility.IsValidHexAddress(adr) {
badr, _ := hex.DecodeString(adr)
addr = fct.NewAddress(badr)
} else if Utility.IsValidNickname(adr) {
we := state.GetFS().GetDB().GetRaw([]byte(fct.W_NAME), []byte(adr))
if we != nil {
we2 := we.(wallet.IWalletEntry)
addr, _ = we2.GetAddress()
adr = hex.EncodeToString(addr.Bytes())
} else {
return fmt.Errorf("Name is undefined.")
}
}
fee, err := trans.CalculateFee(uint64(rate))
var tin, tout, tec uint64
if tin, err = trans.TotalInputs(); err != nil {
return err
}
if tout, err = trans.TotalOutputs(); err != nil {
return err
}
if tec, err = trans.TotalECs(); err != nil {
return err
}
if tin != tout+tec {
msg := fmt.Sprintf("%s Total Inputs\n", fct.ConvertDecimal(tin))
msg += fmt.Sprintf("%s Total Outputs and Entry Credits\n", fct.ConvertDecimal(tout+tec))
msg += fmt.Sprintf("\nThe Inputs must match the outputs to use AddFee to add the fee to an input")
return fmt.Errorf(msg)
}
for _, input := range trans.GetInputs() {
if bytes.Equal(input.GetAddress().Bytes(), addr.Bytes()) {
input.SetAmount(input.GetAmount() + fee)
fmt.Printf("Added fee of %v\n", strings.TrimSpace(fct.ConvertDecimal(fee)))
break
}
}
return nil
}
// &key=<key>&name=<name or address>&amount=<amount>
// If no amount is specified, a zero is returned.
func getParams_(ctx *web.Context, params string, ec bool) (
trans fct.ITransaction,
key string,
name string,
address fct.IAddress,
amount int64,
ok bool) {
key = ctx.Params["key"]
name = ctx.Params["name"]
StrAmount := ctx.Params["amount"]
if len(StrAmount) == 0 {
StrAmount = "0"
}
if len(key) == 0 || len(name) == 0 {
str := fmt.Sprintln("Missing Parameters: key='", key, "' name='", name, "' amount='", StrAmount, "'")
reportResults(ctx, str, false)
ok = false
return
}
msg, valid := ValidateKey(key)
if !valid {
reportResults(ctx, msg, false)
ok = false
return
}
amount, err := strconv.ParseInt(StrAmount, 10, 64)
if err != nil {
str := fmt.Sprintln("Error parsing amount.\n", err)
reportResults(ctx, str, false)
ok = false
return
}
// Get the transaction
trans, err = getTransaction(ctx, key)
if err != nil {
reportResults(ctx, "Failure to locate the transaction", false)
ok = false
return
}
// Get the input/output/ec address. Which could be a name. First look and see if it is
// a name. If it isn't, then look and see if it is an address. Someone could
// do a weird Address as a name and fool the code, but that seems unlikely.
// Could check for that some how, but there are many ways around such checks.
if len(name) <= fct.ADDRESS_LENGTH {
we := Wallet.GetRaw([]byte(fct.W_NAME), []byte(name))
if we != nil {
address, err = we.(wallet.IWalletEntry).GetAddress()
if we.(wallet.IWalletEntry).GetType() == "ec" {
if !ec {
reportResults(ctx, "Was Expecting a Factoid Address", false)
ok = false
return
}
} else {
if ec {
reportResults(ctx, "Was Expecting an Entry Credit Address", false)
ok = false
return
}
}
if err != nil || address == nil {
reportResults(ctx, "Should not get an error geting a address from a Wallet Entry", false)
ok = false
return
}
ok = true
return
}
}
if (!ec && !fct.ValidateFUserStr(name)) || (ec && !fct.ValidateECUserStr(name)) {
reportResults(ctx, fmt.Sprintf("The address specified isn't defined or is invalid: %s", name), false)
ctx.WriteHeader(httpBad)
ok = false
return
}
baddr := fct.ConvertUserStrToAddress(name)
address = fct.NewAddress(baddr)
ok = true
return
}