diff --git a/libs/apiCoinWarz.js b/libs/apiCoinWarz.js new file mode 100644 index 0000000..2153df4 --- /dev/null +++ b/libs/apiCoinWarz.js @@ -0,0 +1,204 @@ +ar request = require('request'); +var nonce = require('nonce'); + +module.exports = function() { + 'use strict'; + + // Module dependencies + + // Constants + var version = '0.1.0', + PUBLIC_API_URL = 'http://pubapi.cryptsy.com/api.php', + PRIVATE_API_URL = 'https://api.cryptsy.com/api', + USER_AGENT = 'nomp/node-open-mining-portal' + + // Constructor + function Cryptsy(key, secret){ + // Generate headers signed by this user's key and secret. + // The secret is encapsulated and never exposed + this._getPrivateHeaders = function(parameters){ + var paramString, signature; + + if (!key || !secret){ + throw 'Cryptsy: Error. API key and secret required'; + } + + // Sort parameters alphabetically and convert to `arg1=foo&arg2=bar` + paramString = Object.keys(parameters).sort().map(function(param){ + return encodeURIComponent(param) + '=' + encodeURIComponent(parameters[param]); + }).join('&'); + + signature = crypto.createHmac('sha512', secret).update(paramString).digest('hex'); + + return { + Key: key, + Sign: signature + }; + }; + } + + // If a site uses non-trusted SSL certificates, set this value to false + Cryptsy.STRICT_SSL = true; + + // Helper methods + function joinCurrencies(currencyA, currencyB){ + return currencyA + '_' + currencyB; + } + + // Prototype + Cryptsy.prototype = { + constructor: Cryptsy, + + // Make an API request + _request: function(options, callback){ + if (!('headers' in options)){ + options.headers = {}; + } + + options.headers['User-Agent'] = USER_AGENT; + options.json = true; + options.strictSSL = Cryptsy.STRICT_SSL; + + request(options, function(err, response, body) { + callback(err, body); + }); + + return this; + }, + + // Make a public API request + _public: function(parameters, callback){ + var options = { + method: 'GET', + url: PUBLIC_API_URL, + qs: parameters + }; + + return this._request(options, callback); + }, + + // Make a private API request + _private: function(parameters, callback){ + var options; + + parameters.nonce = nonce(); + options = { + method: 'POST', + url: PRIVATE_API_URL, + form: parameters, + headers: this._getPrivateHeaders(parameters) + }; + + return this._request(options, callback); + }, + + + ///// + + + // PUBLIC METHODS + + getTicker: function(callback){ + var parameters = { + method: 'marketdatav2' + }; + + return this._public(parameters, callback); + }, + + getOrderBook: function(currencyA, currencyB, callback){ + var parameters = { + command: 'returnOrderBook', + currencyPair: joinCurrencies(currencyA, currencyB) + }; + + return this._public(parameters, callback); + }, + + getTradeHistory: function(currencyA, currencyB, callback){ + var parameters = { + command: 'returnTradeHistory', + currencyPair: joinCurrencies(currencyA, currencyB) + }; + + return this._public(parameters, callback); + }, + + + ///// + + + // PRIVATE METHODS + + myBalances: function(callback){ + var parameters = { + command: 'returnBalances' + }; + + return this._private(parameters, callback); + }, + + myOpenOrders: function(currencyA, currencyB, callback){ + var parameters = { + command: 'returnOpenOrders', + currencyPair: joinCurrencies(currencyA, currencyB) + }; + + return this._private(parameters, callback); + }, + + myTradeHistory: function(currencyA, currencyB, callback){ + var parameters = { + command: 'returnTradeHistory', + currencyPair: joinCurrencies(currencyA, currencyB) + }; + + return this._private(parameters, callback); + }, + + buy: function(currencyA, currencyB, rate, amount, callback){ + var parameters = { + command: 'buy', + currencyPair: joinCurrencies(currencyA, currencyB), + rate: rate, + amount: amount + }; + + return this._private(parameters, callback); + }, + + sell: function(currencyA, currencyB, rate, amount, callback){ + var parameters = { + command: 'sell', + currencyPair: joinCurrencies(currencyA, currencyB), + rate: rate, + amount: amount + }; + + return this._private(parameters, callback); + }, + + cancelOrder: function(currencyA, currencyB, orderNumber, callback){ + var parameters = { + command: 'cancelOrder', + currencyPair: joinCurrencies(currencyA, currencyB), + orderNumber: orderNumber + }; + + return this._private(parameters, callback); + }, + + withdraw: function(currency, amount, address, callback){ + var parameters = { + command: 'withdraw', + currency: currency, + amount: amount, + address: address + }; + + return this._private(parameters, callback); + } + }; + + return Cryptsy; +}();