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Added basic LocalBitcoins support.

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This commit is contained in:
Adrian Gallagher
2015-11-05 17:49:05 +11:00
parent 95a1801c6a
commit 0c8670cc6a
5 changed files with 243 additions and 16 deletions
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1
README.md
View File

@@ -21,6 +21,7 @@ A cryptocurrency trading bot supporting multiple exchanges written in Golang.
| ItBit | Yes | NA | NA |
| Kraken | Yes | NA | NA
| LakeBTC | Yes | Yes | NA
| LocalBitcoins | No | NA | NA
|OKCoin (both) | Yes | Yes | No
** NA means not applicable as the Exchange does not support the feature.

14
config_example.json
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@@ -200,6 +200,20 @@
"EnabledPairs": "BTCUSD,BTCCNY",
"BaseCurrencies": "USD,CNY,SEK"
},
{
"Name": "LocalBitcoins",
"Enabled": true,
"Verbose": true,
"Websocket": false,
"RESTPollingDelay": 10,
"AuthenticatedAPISupport": false,
"APIKey": "Key",
"APISecret": "Secret",
"ClientID": "",
"AvailablePairs": "BTCARS,BTCAUD,BTCBRL,BTCCAD,BTCCHF,BTCCZK,BTCDKK,BTCEUR,BTCGBP,BTCHKD,BTCILS,BTCINR,BTCMXN,BTCNOK,BTCNZD,BTCPLN,BTCRUB,BTCSEK,BTCSGD,BTCTHB,BTCUSD,BTCZAR",
"EnabledPairs": "BTCARS,BTCAUD,BTCBRL,BTCCAD,BTCCHF,BTCCZK,BTCDKK,BTCEUR,BTCGBP,BTCHKD,BTCILS,BTCINR,BTCMXN,BTCNOK,BTCNZD,BTCPLN,BTCRUB,BTCSEK,BTCSGD,BTCTHB,BTCUSD,BTCZAR",
"BaseCurrencies": "ARS,AUD,BRL,CAD,CHF,CZK,DKK,EUR,GBP,HKD,ILS,INR,MXN,NOK,NZD,PLN,RUB,SEK,SGD,THB,USD,ZAR"
},
{
"Name": "OKCOIN China",
"Enabled": true,

8
events.go
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@@ -147,6 +147,13 @@ func (e *Event) CheckCondition() bool {
}
} else if bot.exchange.lakebtc.GetName() == e.Exchange {
lastPrice = bot.exchange.lakebtc.GetTicker().CNY.Last
} else if bot.exchange.localbitcoins.GetName() == e.Exchange {
result, err := bot.exchange.localbitcoins.GetTicker()
if err != nil {
lastPrice = 0
} else {
lastPrice = result["USD"].Rates.Last
}
} else if bot.exchange.btcc.GetName() == e.Exchange {
lastPrice = bot.exchange.btcc.GetTicker("btccny").Last
} else if bot.exchange.huobi.GetName() == e.Exchange {
@@ -277,6 +284,7 @@ func IsValidExchange(Exchange string) bool {
bot.exchange.itbit.GetName() == Exchange && bot.exchange.itbit.IsEnabled() ||
bot.exchange.kraken.GetName() == Exchange && bot.exchange.kraken.IsEnabled() ||
bot.exchange.lakebtc.GetName() == Exchange && bot.exchange.lakebtc.IsEnabled() ||
bot.exchange.localbitcoins.GetName() == Exchange && bot.exchange.localbitcoins.IsEnabled() ||
bot.exchange.okcoinChina.GetName() == Exchange && bot.exchange.okcoinChina.IsEnabled() ||
bot.exchange.okcoinIntl.GetName() == Exchange && bot.exchange.okcoinIntl.IsEnabled() ||
bot.exchange.anx.GetName() == Exchange && bot.exchange.anx.IsEnabled() {

188
localbitcoinshttp.go Normal file
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@@ -0,0 +1,188 @@
package main
import (
"bytes"
"errors"
"fmt"
"log"
"net/url"
"strconv"
"time"
)
const (
LOCALBITCOINS_API_URL = "https://localbitcoins.com/"
LOCALBITCOINS_API_TICKER = "bitcoinaverage/ticker-all-currencies/"
LOCALBITCOINS_API_BITCOINCHARTS = "bitcoincharts/"
)
type LocalBitcoins struct {
Name string
Enabled bool
Verbose bool
Websocket bool
RESTPollingDelay time.Duration
AuthenticatedAPISupport bool
Password, APIKey, APISecret string
TakerFee, MakerFee float64
BaseCurrencies []string
AvailablePairs []string
EnabledPairs []string
}
func (l *LocalBitcoins) SetDefaults() {
l.Name = "LocalBitcoins"
l.Enabled = true
l.Verbose = false
l.Verbose = false
l.Websocket = false
l.RESTPollingDelay = 10
}
func (l *LocalBitcoins) GetName() string {
return l.Name
}
func (l *LocalBitcoins) SetEnabled(enabled bool) {
l.Enabled = enabled
}
func (l *LocalBitcoins) IsEnabled() bool {
return l.Enabled
}
func (l *LocalBitcoins) GetFee(maker bool) float64 {
if maker {
return l.MakerFee
} else {
return l.TakerFee
}
}
func (l *LocalBitcoins) Run() {
if l.Verbose {
log.Printf("%s polling delay: %ds.\n", l.GetName(), l.RESTPollingDelay)
log.Printf("%s %d currencies enabled: %s.\n", l.GetName(), len(l.EnabledPairs), l.EnabledPairs)
}
for l.Enabled {
ticker, err := l.GetTicker()
if err != nil {
log.Println(err)
goto sleep
}
for _, x := range l.EnabledPairs {
currency := x[3:]
log.Printf("LocalBitcoins BTC %s: Last %f Average 1h %f Average 24h %f Volume %f\n", currency, ticker[currency].Rates.Last,
ticker[currency].Avg1h, ticker[currency].Avg24h, ticker[currency].VolumeBTC)
AddExchangeInfo(l.GetName(), x[0:3], x[3:], ticker[currency].Rates.Last, ticker[currency].VolumeBTC)
}
sleep:
time.Sleep(time.Second * l.RESTPollingDelay)
}
}
func (l *LocalBitcoins) SetAPIKeys(apiKey, apiSecret string) {
if !l.AuthenticatedAPISupport {
return
}
l.APIKey = apiKey
l.APISecret = apiSecret
}
type LocalBitcoinsTicker struct {
Avg12h float64 `json:"avg_12h"`
Avg1h float64 `json:"avg_1h"`
Avg24h float64 `json:"avg_24h"`
Rates struct {
Last float64 `json:"last,string"`
} `json:"rates"`
VolumeBTC float64 `json:"volume_btc,string"`
}
func (l *LocalBitcoins) GetTicker() (map[string]LocalBitcoinsTicker, error) {
result := make(map[string]LocalBitcoinsTicker)
err := SendHTTPGetRequest(LOCALBITCOINS_API_URL+LOCALBITCOINS_API_TICKER, true, &result)
if err != nil {
return result, err
}
return result, nil
}
type LocalBitcoinsTrade struct {
TID int64 `json:"tid"`
Date int64 `json:"date"`
Amount float64 `json:"amount,string"`
Price float64 `json:"price,string"`
}
func (l *LocalBitcoins) GetTrades(currency string, values url.Values) ([]LocalBitcoinsTrade, error) {
path := EncodeURLValues(fmt.Sprintf("%s/%s/trades.json", LOCALBITCOINS_API_URL+LOCALBITCOINS_API_BITCOINCHARTS, currency), values)
result := []LocalBitcoinsTrade{}
err := SendHTTPGetRequest(path, true, &result)
if err != nil {
return result, err
}
return result, nil
}
type LocalBitcoinsOrderbook struct {
Bids []struct {
Price float64
Amount float64
}
Asks []struct {
Price float64
Amount float64
}
}
func (l *LocalBitcoins) GetOrderbook(currency string) (LocalBitcoinsOrderbook, error) {
path := fmt.Sprintf("%s/%s/orderbook.json", LOCALBITCOINS_API_URL+LOCALBITCOINS_API_BITCOINCHARTS, currency)
type response struct {
Bids [][]string `json:"bids"`
Asks [][]string `json:"asks"`
}
result := response{}
err := SendHTTPGetRequest(path, true, &result)
if err != nil {
return LocalBitcoinsOrderbook{}, err
}
return LocalBitcoinsOrderbook{}, nil
}
func (l *LocalBitcoins) SendAuthenticatedHTTPRequest(method, path string, values url.Values, result interface{}) (err error) {
nonce := strconv.FormatInt(time.Now().UnixNano(), 10)
payload := values.Encode()
message := nonce + l.APIKey + path + payload
hmac := GetHMAC(HASH_SHA256, []byte(message), []byte(l.APISecret))
headers := make(map[string]string)
headers["Apiauth-Key"] = l.APIKey
headers["Apiauth-Nonce"] = nonce
headers["Apiauth-Signature"] = StringToUpper(HexEncodeToString(hmac))
headers["Content-Type"] = "application/x-www-form-urlencoded"
resp, err := SendHTTPRequest(method, LOCALBITCOINS_API_URL+"api/"+path, headers, bytes.NewBuffer([]byte(payload)))
if l.Verbose {
log.Printf("Recieved raw: \n%s\n", resp)
}
err = JSONDecode([]byte(resp), &result)
if err != nil {
return errors.New("Unable to JSON Unmarshal response.")
}
return nil
}

48
main.go
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@@ -11,22 +11,23 @@ import (
)
type Exchange struct {
anx ANX
btcc BTCC
bitstamp Bitstamp
bitfinex Bitfinex
btce BTCE
btcmarkets BTCMarkets
coinbase Coinbase
cryptsy Cryptsy
dwvx DWVX
gemini Gemini
okcoinChina OKCoin
okcoinIntl OKCoin
itbit ItBit
lakebtc LakeBTC
huobi HUOBI
kraken Kraken
anx ANX
btcc BTCC
bitstamp Bitstamp
bitfinex Bitfinex
btce BTCE
btcmarkets BTCMarkets
coinbase Coinbase
cryptsy Cryptsy
dwvx DWVX
gemini Gemini
okcoinChina OKCoin
okcoinIntl OKCoin
itbit ItBit
lakebtc LakeBTC
localbitcoins LocalBitcoins
huobi HUOBI
kraken Kraken
}
type Bot struct {
@@ -89,6 +90,7 @@ func main() {
bot.exchange.okcoinIntl.SetDefaults()
bot.exchange.itbit.SetDefaults()
bot.exchange.lakebtc.SetDefaults()
bot.exchange.localbitcoins.SetDefaults()
bot.exchange.huobi.SetDefaults()
err = RetrieveConfigCurrencyPairs(bot.config)
@@ -314,6 +316,20 @@ func main() {
bot.exchange.lakebtc.EnabledPairs = SplitStrings(exch.EnabledPairs, ",")
go bot.exchange.lakebtc.Run()
}
} else if bot.exchange.localbitcoins.GetName() == exch.Name {
if !exch.Enabled {
bot.exchange.localbitcoins.SetEnabled(false)
} else {
bot.exchange.localbitcoins.AuthenticatedAPISupport = exch.AuthenticatedAPISupport
bot.exchange.localbitcoins.SetAPIKeys(exch.APIKey, exch.APISecret)
bot.exchange.localbitcoins.RESTPollingDelay = exch.RESTPollingDelay
bot.exchange.localbitcoins.Verbose = exch.Verbose
bot.exchange.localbitcoins.Websocket = exch.Websocket
bot.exchange.localbitcoins.BaseCurrencies = SplitStrings(exch.BaseCurrencies, ",")
bot.exchange.localbitcoins.AvailablePairs = SplitStrings(exch.AvailablePairs, ",")
bot.exchange.localbitcoins.EnabledPairs = SplitStrings(exch.EnabledPairs, ",")
go bot.exchange.localbitcoins.Run()
}
} else if bot.exchange.huobi.GetName() == exch.Name {
if !exch.Enabled {
bot.exchange.huobi.SetEnabled(false)