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mercado.php
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<?php
namespace ccxt;
class mercado extends Exchange {
public function describe () {
return array_replace_recursive (parent::describe (), array (
'id' => 'mercado',
'name' => 'Mercado Bitcoin',
'countries' => 'BR', // Brazil
'rateLimit' => 1000,
'version' => 'v3',
'hasCORS' => true,
'hasWithdraw' => true,
'urls' => array (
'logo' => 'https://user-images.githubusercontent.com/1294454/27837060-e7c58714-60ea-11e7-9192-f05e86adb83f.jpg',
'api' => array (
'public' => 'https://www.mercadobitcoin.net/api',
'private' => 'https://www.mercadobitcoin.net/tapi',
),
'www' => 'https://www.mercadobitcoin.com.br',
'doc' => array (
'https://www.mercadobitcoin.com.br/api-doc',
'https://www.mercadobitcoin.com.br/trade-api',
),
),
'api' => array (
'public' => array (
'get' => array (
'{coin}/orderbook/', // last slash critical
'{coin}/ticker/',
'{coin}/trades/',
'{coin}/trades/{from}/',
'{coin}/trades/{from}/{to}',
'{coin}/day-summary/{year}/{month}/{day}/',
),
),
'private' => array (
'post' => array (
'cancel_order',
'get_account_info',
'get_order',
'get_withdrawal',
'list_system_messages',
'list_orders',
'list_orderbook',
'place_buy_order',
'place_sell_order',
'withdraw_coin',
),
),
),
'markets' => array (
'BTC/BRL' => array ( 'id' => 'BRLBTC', 'symbol' => 'BTC/BRL', 'base' => 'BTC', 'quote' => 'BRL', 'suffix' => 'Bitcoin' ),
'LTC/BRL' => array ( 'id' => 'BRLLTC', 'symbol' => 'LTC/BRL', 'base' => 'LTC', 'quote' => 'BRL', 'suffix' => 'Litecoin' ),
'BCH/BRL' => array ( 'id' => 'BRLBCH', 'symbol' => 'BCH/BRL', 'base' => 'BCH', 'quote' => 'BRL', 'suffix' => 'BCash' ),
),
'fees' => array (
'trading' => array (
'maker' => 0.3 / 100,
'taker' => 0.7 / 100,
),
),
));
}
public function fetch_order_book ($symbol, $params = array ()) {
$market = $this->market ($symbol);
$orderbook = $this->publicGetCoinOrderbook (array_merge (array (
'coin' => $market['base'],
), $params));
return $this->parse_order_book($orderbook);
}
public function fetch_ticker ($symbol, $params = array ()) {
$market = $this->market ($symbol);
$response = $this->publicGetCoinTicker (array_merge (array (
'coin' => $market['base'],
), $params));
$ticker = $response['ticker'];
$timestamp = intval ($ticker['date']) * 1000;
return array (
'symbol' => $symbol,
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
'high' => floatval ($ticker['high']),
'low' => floatval ($ticker['low']),
'bid' => floatval ($ticker['buy']),
'ask' => floatval ($ticker['sell']),
'vwap' => null,
'open' => null,
'close' => null,
'first' => null,
'last' => floatval ($ticker['last']),
'change' => null,
'percentage' => null,
'average' => null,
'baseVolume' => floatval ($ticker['vol']),
'quoteVolume' => null,
'info' => $ticker,
);
}
public function parse_trade ($trade, $market) {
$timestamp = $trade['date'] * 1000;
return array (
'info' => $trade,
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
'symbol' => $market['symbol'],
'id' => (string) $trade['tid'],
'order' => null,
'type' => null,
'side' => $trade['type'],
'price' => $trade['price'],
'amount' => $trade['amount'],
);
}
public function fetch_trades ($symbol, $since = null, $limit = null, $params = array ()) {
$market = $this->market ($symbol);
$response = $this->publicGetCoinTrades (array_merge (array (
'coin' => $market['base'],
), $params));
return $this->parse_trades($response, $market, $since, $limit);
}
public function fetch_balance ($params = array ()) {
$response = $this->privatePostGetAccountInfo ();
$balances = $response['response_data']['balance'];
$result = array ( 'info' => $response );
$currencies = is_array ($this->currencies) ? array_keys ($this->currencies) : array ();
for ($i = 0; $i < count ($currencies); $i++) {
$currency = $currencies[$i];
$lowercase = strtolower ($currency);
$account = $this->account ();
if (is_array ($balances) && array_key_exists ($lowercase, $balances)) {
$account['free'] = floatval ($balances[$lowercase]['available']);
$account['total'] = floatval ($balances[$lowercase]['total']);
$account['used'] = $account['total'] - $account['free'];
}
$result[$currency] = $account;
}
return $this->parse_balance($result);
}
public function create_order ($symbol, $type, $side, $amount, $price = null, $params = array ()) {
if ($type == 'market')
throw new ExchangeError ($this->id . ' allows limit orders only');
$method = 'privatePostPlace' . $this->capitalize ($side) . 'Order';
$order = array (
'coin_pair' => $this->market_id($symbol),
'quantity' => $amount,
'limit_price' => $price,
);
$response = $this->$method (array_merge ($order, $params));
return array (
'info' => $response,
'id' => (string) $response['response_data']['order']['order_id'],
);
}
public function cancel_order ($id, $symbol = null, $params = array ()) {
if (!$symbol)
throw new ExchangeError ($this->id . ' cancelOrder() requires a $symbol argument');
$this->load_markets();
$market = $this->market ($symbol);
return $this->privatePostCancelOrder (array_merge (array (
'coin_pair' => $market['id'],
'order_id' => $id,
), $params));
}
public function parse_order ($order, $market = null) {
$side = null;
if (is_array ($order) && array_key_exists ('order_type', $order))
$side = ($order['order_type'] == 1) ? 'buy' : 'sell';
$status = $order['status'];
$symbol = null;
if (!$market) {
if (is_array ($order) && array_key_exists ('coin_pair', $order))
if (is_array ($this->markets_by_id) && array_key_exists ($order['coin_pair'], $this->markets_by_id))
$market = $this->markets_by_id[$order['coin_pair']];
}
if ($market)
$symbol = $market['symbol'];
$timestamp = null;
if (is_array ($order) && array_key_exists ('created_timestamp', $order))
$timestamp = intval ($order['created_timestamp']) * 1000;
if (is_array ($order) && array_key_exists ('updated_timestamp', $order))
$timestamp = intval ($order['updated_timestamp']) * 1000;
$fee = array (
'cost' => floatval ($order['fee']),
'currency' => $market['quote'],
);
$price = $this->safe_float($order, 'limit_price');
// $price = $this->safe_float($order, 'executed_price_avg', $price);
$average = $this->safe_float($order, 'executed_price_avg');
$amount = $this->safe_float($order, 'quantity');
$filled = $this->safe_float($order, 'executed_quantity');
$remaining = $amount - $filled;
$cost = $amount * $average;
$result = array (
'info' => $order,
'id' => (string) $order['order_id'],
'timestamp' => $timestamp,
'datetime' => $this->iso8601 ($timestamp),
'symbol' => $symbol,
'type' => 'limit',
'side' => $side,
'price' => $price,
'cost' => $cost,
'average' => $average,
'amount' => $amount,
'filled' => $filled,
'remaining' => $remaining,
'status' => $status,
'fee' => $fee,
);
return $result;
}
public function fetch_order ($id, $symbol = null, $params = array ()) {
if (!$symbol)
throw new ExchangeError ($this->id . ' cancelOrder() requires a $symbol argument');
$this->load_markets();
$market = $this->market ($symbol);
$response = null;
$response = $this->privatePostGetOrder (array_merge (array (
'coin_pair' => $market['id'],
'order_id' => intval ($id),
), $params));
return $this->parse_order($response['response_data']['order']);
}
public function withdraw ($currency, $amount, $address, $params = array ()) {
$this->load_markets();
$request = array (
'coin' => $currency,
'quantity' => sprintf ('%.10f', $amount),
'address' => $address,
);
if ($currency == 'BRL') {
$account_ref = (is_array ($params) && array_key_exists ('account_ref', $params));
if (!$account_ref)
throw new ExchangeError ($this->id . ' requires $account_ref parameter to withdraw ' . $currency);
} else if ($currency != 'LTC') {
$tx_fee = (is_array ($params) && array_key_exists ('tx_fee', $params));
if (!$tx_fee)
throw new ExchangeError ($this->id . ' requires $tx_fee parameter to withdraw ' . $currency);
}
$response = $this->privatePostWithdrawCoin (array_merge ($request, $params));
return array (
'info' => $response,
'id' => $response['response_data']['withdrawal']['id'],
);
}
public function sign ($path, $api = 'public', $method = 'GET', $params = array (), $headers = null, $body = null) {
$url = $this->urls['api'][$api] . '/';
if ($api == 'public') {
$url .= $this->implode_params($path, $params);
} else {
$this->check_required_credentials();
$url .= $this->version . '/';
$nonce = $this->nonce ();
$body = $this->urlencode (array_merge (array (
'tapi_method' => $path,
'tapi_nonce' => $nonce,
), $params));
$auth = '/tapi/' . $this->version . '/' . '?' . $body;
$headers = array (
'Content-Type' => 'application/x-www-form-urlencoded',
'TAPI-ID' => $this->apiKey,
'TAPI-MAC' => $this->hmac ($this->encode ($auth), $this->encode ($this->secret), 'sha512'),
);
}
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, $body);
if (is_array ($response) && array_key_exists ('error_message', $response))
throw new ExchangeError ($this->id . ' ' . $this->json ($response));
return $response;
}
}