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bitfinex2.php
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<?php
namespace ccxt;
include_once ('bitfinex.php');
class bitfinex2 extends bitfinex {
public function describe () {
return array_replace_recursive (parent::describe (), array (
'id' => 'bitfinex2',
'name' => 'Bitfinex v2',
'countries' => 'US',
'version' => 'v2',
'hasCORS' => true,
'hasFetchTickers' => false, // true but at least one pair is required
'hasFetchOHLCV' => true,
'timeframes' => array (
'1m' => '1m',
'5m' => '5m',
'15m' => '15m',
'30m' => '30m',
'1h' => '1h',
'3h' => '3h',
'6h' => '6h',
'12h' => '12h',
'1d' => '1D',
'1w' => '7D',
'2w' => '14D',
'1M' => '1M',
),
'rateLimit' => 1500,
'urls' => array (
'logo' => 'https://user-images.githubusercontent.com/1294454/27766244-e328a50c-5ed2-11e7-947b-041416579bb3.jpg',
'api' => 'https://api.bitfinex.com',
'www' => 'https://www.bitfinex.com',
'doc' => array (
'https://bitfinex.readme.io/v2/docs',
'https://github.com/bitfinexcom/bitfinex-api-node',
),
),
'api' => array (
'public' => array (
'get' => array (
'platform/status',
'tickers', // replies with an empty list :\
'ticker/array (symbol)',
'trades/array (symbol)/hist',
'book/array (symbol)/array (precision)',
'book/array (symbol)/P0',
'book/array (symbol)/P1',
'book/array (symbol)/P2',
'book/array (symbol)/P3',
'book/array (symbol)/R0',
'symbols_details',
'stats1/array (key):array (size):array (symbol)/array (side)/array (section)',
'stats1/array (key):array (size):array (symbol)/long/last',
'stats1/array (key):array (size):array (symbol)/long/hist',
'stats1/array (key):array (size):array (symbol)/short/last',
'stats1/array (key):array (size):array (symbol)/short/hist',
'candles/trade:array (timeframe):array (symbol)/array (section)',
'candles/trade:array (timeframe):array (symbol)/last',
'candles/trade:array (timeframe):array (symbol)/hist',
),
'post' => array (
'calc/trade/avg',
),
),
'private' => array (
'post' => array (
'auth/r/wallets',
'auth/r/orders/array (symbol)',
'auth/r/orders/array (symbol)/new',
'auth/r/orders/array (symbol)/hist',
'auth/r/order/array (symbol):array (id)/trades',
'auth/r/trades/array (symbol)/hist',
'auth/r/funding/offers/array (symbol)',
'auth/r/funding/offers/array (symbol)/hist',
'auth/r/funding/loans/array (symbol)',
'auth/r/funding/loans/array (symbol)/hist',
'auth/r/funding/credits/array (symbol)',
'auth/r/funding/credits/array (symbol)/hist',
'auth/r/funding/trades/array (symbol)/hist',
'auth/r/info/margin/array (key)',
'auth/r/info/funding/array (key)',
'auth/r/movements/array (currency)/hist',
'auth/r/stats/perf:array (timeframe)/hist',
'auth/r/alerts',
'auth/w/alert/set',
'auth/w/alert/array (type):array (symbol):array (price)/del',
'auth/calc/order/avail',
),
),
),
'markets' => array (
'BCC/BTC' => array ( 'id' => 'tBCCBTC', 'symbol' => 'BCC/BTC', 'base' => 'BCC', 'quote' => 'BTC' ),
'BCC/USD' => array ( 'id' => 'tBCCUSD', 'symbol' => 'BCC/USD', 'base' => 'BCC', 'quote' => 'USD' ),
'BCH/BTC' => array ( 'id' => 'tBCHBTC', 'symbol' => 'BCH/BTC', 'base' => 'BCH', 'quote' => 'BTC' ),
'BCH/ETH' => array ( 'id' => 'tBCHETH', 'symbol' => 'BCH/ETH', 'base' => 'BCH', 'quote' => 'ETH' ),
'BCH/USD' => array ( 'id' => 'tBCHUSD', 'symbol' => 'BCH/USD', 'base' => 'BCH', 'quote' => 'USD' ),
'BCU/BTC' => array ( 'id' => 'tBCUBTC', 'symbol' => 'BCU/BTC', 'base' => 'BCU', 'quote' => 'BTC' ),
'BCU/USD' => array ( 'id' => 'tBCUUSD', 'symbol' => 'BCU/USD', 'base' => 'BCU', 'quote' => 'USD' ),
'BTC/USD' => array ( 'id' => 'tBTCUSD', 'symbol' => 'BTC/USD', 'base' => 'BTC', 'quote' => 'USD' ),
'DASH/BTC' => array ( 'id' => 'tDSHBTC', 'symbol' => 'DASH/BTC', 'base' => 'DASH', 'quote' => 'BTC' ),
'DASH/USD' => array ( 'id' => 'tDSHUSD', 'symbol' => 'DASH/USD', 'base' => 'DASH', 'quote' => 'USD' ),
'EOS/BTC' => array ( 'id' => 'tEOSBTC', 'symbol' => 'EOS/BTC', 'base' => 'EOS', 'quote' => 'BTC' ),
'EOS/ETH' => array ( 'id' => 'tEOSETH', 'symbol' => 'EOS/ETH', 'base' => 'EOS', 'quote' => 'ETH' ),
'EOS/USD' => array ( 'id' => 'tEOSUSD', 'symbol' => 'EOS/USD', 'base' => 'EOS', 'quote' => 'USD' ),
'ETC/BTC' => array ( 'id' => 'tETCBTC', 'symbol' => 'ETC/BTC', 'base' => 'ETC', 'quote' => 'BTC' ),
'ETC/USD' => array ( 'id' => 'tETCUSD', 'symbol' => 'ETC/USD', 'base' => 'ETC', 'quote' => 'USD' ),
'ETH/BTC' => array ( 'id' => 'tETHBTC', 'symbol' => 'ETH/BTC', 'base' => 'ETH', 'quote' => 'BTC' ),
'ETH/USD' => array ( 'id' => 'tETHUSD', 'symbol' => 'ETH/USD', 'base' => 'ETH', 'quote' => 'USD' ),
'IOT/BTC' => array ( 'id' => 'tIOTBTC', 'symbol' => 'IOT/BTC', 'base' => 'IOT', 'quote' => 'BTC' ),
'IOT/ETH' => array ( 'id' => 'tIOTETH', 'symbol' => 'IOT/ETH', 'base' => 'IOT', 'quote' => 'ETH' ),
'IOT/USD' => array ( 'id' => 'tIOTUSD', 'symbol' => 'IOT/USD', 'base' => 'IOT', 'quote' => 'USD' ),
'LTC/BTC' => array ( 'id' => 'tLTCBTC', 'symbol' => 'LTC/BTC', 'base' => 'LTC', 'quote' => 'BTC' ),
'LTC/USD' => array ( 'id' => 'tLTCUSD', 'symbol' => 'LTC/USD', 'base' => 'LTC', 'quote' => 'USD' ),
'OMG/BTC' => array ( 'id' => 'tOMGBTC', 'symbol' => 'OMG/BTC', 'base' => 'OMG', 'quote' => 'BTC' ),
'OMG/ETH' => array ( 'id' => 'tOMGETH', 'symbol' => 'OMG/ETH', 'base' => 'OMG', 'quote' => 'ETH' ),
'OMG/USD' => array ( 'id' => 'tOMGUSD', 'symbol' => 'OMG/USD', 'base' => 'OMG', 'quote' => 'USD' ),
'RRT/BTC' => array ( 'id' => 'tRRTBTC', 'symbol' => 'RRT/BTC', 'base' => 'RRT', 'quote' => 'BTC' ),
'RRT/USD' => array ( 'id' => 'tRRTUSD', 'symbol' => 'RRT/USD', 'base' => 'RRT', 'quote' => 'USD' ),
'SAN/BTC' => array ( 'id' => 'tSANBTC', 'symbol' => 'SAN/BTC', 'base' => 'SAN', 'quote' => 'BTC' ),
'SAN/ETH' => array ( 'id' => 'tSANETH', 'symbol' => 'SAN/ETH', 'base' => 'SAN', 'quote' => 'ETH' ),
'SAN/USD' => array ( 'id' => 'tSANUSD', 'symbol' => 'SAN/USD', 'base' => 'SAN', 'quote' => 'USD' ),
'XMR/BTC' => array ( 'id' => 'tXMRBTC', 'symbol' => 'XMR/BTC', 'base' => 'XMR', 'quote' => 'BTC' ),
'XMR/USD' => array ( 'id' => 'tXMRUSD', 'symbol' => 'XMR/USD', 'base' => 'XMR', 'quote' => 'USD' ),
'XRP/BTC' => array ( 'id' => 'tXRPBTC', 'symbol' => 'XRP/BTC', 'base' => 'XRP', 'quote' => 'BTC' ),
'XRP/USD' => array ( 'id' => 'tXRPUSD', 'symbol' => 'XRP/USD', 'base' => 'XRP', 'quote' => 'USD' ),
'ZEC/BTC' => array ( 'id' => 'tZECBTC', 'symbol' => 'ZEC/BTC', 'base' => 'ZEC', 'quote' => 'BTC' ),
'ZEC/USD' => array ( 'id' => 'tZECUSD', 'symbol' => 'ZEC/USD', 'base' => 'ZEC', 'quote' => 'USD' ),
),
));
}
public function common_currency_code ($currency) {
// issue #4 Bitfinex names Dash as DSH, instead of DASH
if ($currency == 'DSH')
return 'DASH';
if ($currency == 'QTM')
return 'QTUM';
return $currency;
}
public function fetch_balance ($params = array ()) {
$response = $this->privatePostAuthRWallets ();
$result = array ( 'info' => $response );
for ($b = 0; $b < count ($response); $b++) {
$balance = $response[$b];
list ($type, $currency, $total, $interest, $available) = $balance;
if ($currency[0] == 't')
$currency = mb_substr ($currency, 1);
$uppercase = strtoupper ($currency);
$uppercase = $this->common_currency_code($uppercase);
$account = $this->account ();
$account['free'] = $available;
$account['total'] = $total;
if ($account['free'])
$account['used'] = $account['total'] - $account['free'];
$result[$uppercase] = $account;
}
return $this->parse_balance($result);
}
public function fetch_order_book ($symbol, $params = array ()) {
$orderbook = $this->publicGetBookSymbolPrecision (array_merge (array (
'symbol' => $this->market_id($symbol),
'precision' => 'R0',
), $params));
$timestamp = $this->milliseconds ();
$result = array (
'bids' => array (),
'asks' => array (),
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
);
for ($i = 0; $i < count ($orderbook); $i++) {
$order = $orderbook[$i];
$price = $order[1];
$amount = $order[2];
$side = ($amount > 0) ? 'bids' : 'asks';
$amount = abs ($amount);
$result[$side][] = array ( $price, $amount );
}
$result['bids'] = $this->sort_by($result['bids'], 0, true);
$result['asks'] = $this->sort_by($result['asks'], 0);
return $result;
}
public function fetch_ticker ($symbol, $params = array ()) {
$ticker = $this->publicGetTickerSymbol (array_merge (array (
'symbol' => $this->market_id($symbol),
), $params));
$timestamp = $this->milliseconds ();
list ($bid, $bidSize, $ask, $askSize, $change, $percentage, $last, $volume, $high, $low) = $ticker;
return array (
'symbol' => $symbol,
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
'high' => $high,
'low' => $low,
'bid' => $bid,
'ask' => $ask,
'vwap' => null,
'open' => null,
'close' => null,
'first' => null,
'last' => $last,
'change' => $change,
'percentage' => $percentage,
'average' => null,
'baseVolume' => $volume,
'quoteVolume' => null,
'info' => $ticker,
);
}
public function parse_trade ($trade, $market) {
list ($id, $timestamp, $amount, $price) = $trade;
$side = ($amount < 0) ? 'sell' : 'buy';
return array (
'id' => (string) $id,
'info' => $trade,
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
'symbol' => $market['symbol'],
'type' => null,
'side' => $side,
'price' => $price,
'amount' => $amount,
);
}
public function fetch_trades ($symbol, $params = array ()) {
$market = $this->market ($symbol);
$response = $this->publicGetTradesSymbolHist (array_merge (array (
'symbol' => $market['id'],
), $params));
return $this->parse_trades($response, $market);
}
public function fetch_ohlcv ($symbol, $timeframe = '1m', $since = null, $limit = null, $params = array ()) {
$market = $this->market ($symbol);
$request = array (
'symbol' => $market['id'],
'timeframe' => $this->timeframes[$timeframe],
);
if ($limit)
$request['limit'] = $limit;
if ($since)
$request['start'] = $since;
$request = array_merge ($request, $params);
$response = $this->publicGetCandlesTradeTimeframeSymbolHist ($request);
return $this->parse_ohlcvs($response, $market, $timeframe, $since, $limit);
}
public function create_order ($symbol, $type, $side, $amount, $price = null, $params = array ()) {
throw new NotSupported ($this->id . ' createOrder not implemented yet');
}
public function cancel_order ($id, $symbol = null, $params = array ()) {
throw new NotSupported ($this->id . ' cancelOrder not implemented yet');
}
public function fetch_order ($id, $symbol = null, $params = array ()) {
throw new NotSupported ($this->id . ' fetchOrder not implemented yet');
}
public function withdraw ($currency, $amount, $address, $params = array ()) {
throw new NotSupported ($this->id . ' withdraw not implemented yet');
}
public function nonce () {
return $this->milliseconds ();
}
public function sign ($path, $api = 'public', $method = 'GET', $params = array (), $headers = null, $body = null) {
$request = $this->version . '/' . $this->implode_params($path, $params);
$query = $this->omit ($params, $this->extract_params($path));
$url = $this->urls['api'] . '/' . $request;
if ($api == 'public') {
if ($query)
$url .= '?' . $this->urlencode ($query);
} else {
$nonce = (string) $this->nonce ();
$body = $this->json ($query);
$auth = '/api' . '/' . $request . $nonce . $body;
$signature = $this->hmac ($this->encode ($auth), $this->encode ($this->secret), 'sha384');
$headers = array (
'bfx-nonce' => $nonce,
'bfx-apikey' => $this->apiKey,
'bfx-signature' => $signature,
'Content-Type' => 'application/json',
);
}
return array ( 'url' => $url, 'method' => $method, 'body' => $body, 'headers' => $headers );
}
public function request ($path, $api = 'public', $method = 'GET', $params = array (), $headers = null, $body = null) {
$response = $this->fetch2 ($path, $api, $method, $params, $headers, $body);
if ($response) {
if (array_key_exists ('message', $response)) {
if (mb_strpos ($response['message'], 'not enough exchange balance') !== false)
throw new InsufficientFunds ($this->id . ' ' . $this->json ($response));
throw new ExchangeError ($this->id . ' ' . $this->json ($response));
}
return $response;
}
throw new ExchangeError ($this->id . ' returned empty response');
}
}
?>