fcoin/lib/bcoin/http/client.js
Christopher Jeffrey 8289544b81 fixes.
2016-04-01 22:12:05 -07:00

665 lines
14 KiB
JavaScript

/**
* client.js - http client for wallets
* Copyright (c) 2014-2015, Fedor Indutny (MIT License)
* https://github.com/indutny/bcoin
*/
var EventEmitter = require('events').EventEmitter;
var bcoin = require('../../bcoin');
var network = bcoin.protocol.network;
var utils = require('../utils');
var request = require('./request');
/**
* Client
*/
function Client(uri, options) {
if (!(this instanceof Client))
return new Client(uri, options);
if (!options)
options = {};
EventEmitter.call(this);
this.uri = uri;
this.loaded = false;
this.id = null;
this.options = options;
this._init();
}
utils.inherits(Client, EventEmitter);
Client.prototype._init = function _init() {
var self = this;
var io;
try {
io = require('socket.io');
} catch (e) {
;
}
if (!io)
return;
this.socket = new io.Socket(this.uri);
this.socket.on('error', function(err) {
self.emit('error', err);
});
this.socket.on('open', function() {
self.socket.on('version', function(info) {
utils.debug('Connected to bcoin server: %s (%s)',
info.version, info.network);
if (self.options.setNetwork)
network.set(info.network);
});
self.socket.on('tx', function(tx, map) {
try {
tx = bcoin.tx.fromJSON(tx);
} catch (e) {
return self.emit('error', e);
}
self.emit('tx', tx, map);
});
self.socket.on('confirmed', function(tx, map) {
try {
tx = bcoin.tx.fromJSON(tx);
} catch (e) {
return self.emit('error', e);
}
self.emit('confirmed', tx, map);
});
self.socket.on('updated', function(tx, map) {
try {
tx = bcoin.tx.fromJSON(tx);
} catch (e) {
return self.emit('error', e);
}
self.emit('updated', tx, map);
});
self.socket.on('balance', function(balance, id) {
self.emit('balance', {
confirmed: utils.satoshi(balance.confirmed),
unconfirmed: utils.satoshi(balance.unconfirmed)
}, id);
});
self.socket.on('balances', function(json) {
var balances = {};
Object.keys(json).forEach(function(id) {
balances[id] = {
confirmed: utils.satoshi(json[id].confirmed),
unconfirmed: utils.satoshi(json[id].unconfirmed)
};
});
self.emit('balances', balances);
});
self.loaded = true;
self.emit('open');
});
};
Client.prototype.open = function open(callback) {
if (this.loaded)
return utils.nextTick(callback);
this.once('open', callback);
};
Client.prototype.listenWallet = function listenWallet(id) {
if (!this.socket)
return;
this.socket.join(id);
};
Client.prototype.unlistenWallet = function unlistenWallet(id) {
if (!this.socket)
return;
this.socket.leave(id);
};
Client.prototype.listenAll = function listenAll() {
this.listenWallet('!all');
};
Client.prototype.unlistenAll = function unlistenAll() {
this.unlistenWallet('!all');
};
Client.prototype.close =
Client.prototype.destroy = function destroy(callback) {
callback = utils.ensure(callback);
if (!this.socket)
return utils.nextTick(callback);
this.socket.destroy();
this.socket = null;
return utils.nextTick(callback);
};
Client.prototype._request = function _request(method, endpoint, json, callback) {
var self = this;
var query;
var networkType;
if (!callback) {
callback = json;
json = null;
}
if (json && method === 'get') {
query = json;
json = true;
}
request({
method: method,
uri: this.uri + endpoint,
query: query,
json: json,
expect: 'json'
}, function(err, res, body) {
if (err)
return callback(err);
if (self.options.setNetwork) {
networkType = res.headers['x-bcoin-network'];
if (networkType && network.type !== networkType)
network.set(networkType);
}
if (res.statusCode === 404)
return callback();
if (!body)
return callback(new Error('No body.'));
if (res.statusCode !== 200)
return callback(new Error('Status code: ' + res.statusCode));
try {
return callback(null, body);
} catch (e) {
return callback(e);
}
});
};
Client.prototype._get = function _get(endpoint, json, callback) {
return this._request('get', endpoint, json, callback);
};
Client.prototype._post = function _post(endpoint, json, callback) {
return this._request('post', endpoint, json, callback);
};
Client.prototype._put = function _put(endpoint, json, callback) {
return this._request('put', endpoint, json, callback);
};
Client.prototype._del = function _del(endpoint, json, callback) {
return this._request('delete', endpoint, json, callback);
};
Client.prototype._createWallet = function createWallet(options, callback) {
return this._post('/wallet', options, callback);
};
Client.prototype._getWallet = function getWallet(id, callback) {
return this._get('/wallet/' + id, callback);
};
Client.prototype.getWallet = function getWallet(id, passphrase, callback) {
var self = this;
var provider;
return this._getWallet(id, function(err, json) {
if (err)
return callback(err);
try {
json = bcoin.wallet._fromJSON(json, passphrase);
} catch (e) {
return callback(e);
}
json.provider = new bcoin.http.provider(self.url);
return callback(null, new bcoin.wallet(json));
});
};
Client.prototype.createWallet = function createWallet(options, callback) {
var self = this;
return this._createWallet(options, function(err, json) {
if (err)
return callback(err);
try {
json = bcoin.wallet._fromJSON(json, options.passphrase);
} catch (e) {
return callback(e);
}
json.provider = new bcoin.http.provider(self.url);
return callback(null, new bcoin.wallet(json));
});
};
Client.prototype.getWalletAll = function getWalletAll(id, callback) {
return this._get('/wallet/' + id + '/tx/all', function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(null, []);
try {
body = body.map(function(data) {
return bcoin.tx.fromJSON(data);
});
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getWalletCoins = function getWalletCoins(id, callback) {
return this._get('/wallet/' + id + '/coin', function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(null, []);
try {
body = body.map(function(data) {
return bcoin.coin.fromJSON(data);
});
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getWalletPending = function getPending(id, callback) {
return this._get('/wallet/' + id + '/tx/pending', function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(null, []);
try {
body = body.map(function(data) {
return bcoin.coin.fromJSON(data);
});
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getWalletBalance = function getBalance(id, callback) {
return this._get('/wallet/' + id + '/balance', function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(new Error('Not found.'));
return callback(null, {
confirmed: utils.satoshi(body.confirmed),
unconfirmed: utils.satoshi(body.unconfirmed)
});
});
};
Client.prototype.getWalletLast = function getLast(id, limit, callback) {
var options = { limit: limit };
return this._get('/wallet/' + id + '/tx/last', options, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(null, []);
try {
body = body.map(function(data) {
return bcoin.tx.fromJSON(data);
});
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getWalletRange = function getWalletRange(id, options, callback) {
return this._get('/wallet/' + id + '/tx/range', options, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(null, []);
try {
body = body.map(function(data) {
return bcoin.tx.fromJSON(data);
});
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getWalletTX = function getTX(id, hash, callback) {
hash = utils.revHex(hash);
return this._get('/wallet/' + id + '/tx/' + hash, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback();
try {
body = bcoin.tx.fromJSON(body);
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getWalletCoin = function getCoin(id, hash, index, callback) {
var path;
hash = utils.revHex(hash);
path = '/wallet/' + id + '/coin/' + hash + '/' + index;
return this._get(path, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback();
try {
body = bcoin.coin.fromJSON(body);
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.syncWallet = function syncWallet(id, options, callback) {
var body = {
receiveDepth: options.receiveDepth,
changeDepth: options.changeDepth
};
return this._put('/wallet/' + id, body, function(err) {
if (err)
return callback(err);
return callback();
});
};
Client.prototype.getCoinsByAddress = function getCoinsByAddress(address, callback) {
var body = { addresses: address };
return this._post('/coin/address', body, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(null, []);
try {
body = body.map(function(data) {
return bcoin.coin.fromJSON(data);
});
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getCoin = function getCoin(hash, index, callback) {
hash = utils.revHex(hash);
return this._get('/coin/' + hash + '/' + index, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback();
try {
body = bcoin.coin.fromJSON(body);
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getTXByAddress = function getTXByAddress(address, callback) {
var body = { addresses: address };
return this._post('/tx/address', body, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(null, []);
try {
body = body.map(function(data) {
return bcoin.tx.fromJSON(data);
});
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getTX = function getTX(hash, callback) {
hash = utils.revHex(hash);
return this._get('/tx/' + hash, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback();
try {
body = bcoin.tx.fromJSON(body);
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getBlock = function getBlock(hash, callback) {
if (typeof hash !== 'number')
hash = utils.revHex(hash);
return this._get('/block/' + hash, function(err, body) {
if (err)
return callback(err);
if (!body)
return callback();
try {
body = bcoin.block.fromJSON(body);
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.broadcast = function broadcast(tx, callback) {
var body = { tx: utils.toHex(tx.toRaw()) };
callback = utils.ensure(callback);
return this._post('/broadcast', body, function(err) {
if (err)
return callback(err);
return callback();
});
};
Client.prototype.walletSend = function walletSend(id, options, callback) {
var body = {
address: options.address,
value: utils.btc(options.value)
};
callback = utils.ensure(callback);
return this._post('/wallet/' + id + '/send', body, function(err, body) {
if (err)
return callback(err);
try {
body = bcoin.tx.fromJSON(body);
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.zapWallet = function zapWallet(id, now, age, callback) {
var body = {
now: now,
age: age
};
assert(utils.isFinite(now));
assert(utils.isFinite(age));
assert(now >= age);
callback = utils.ensure(callback);
return this._post('/wallet/' + id + '/zap', body, function(err) {
if (err)
return callback(err);
return callback();
});
};
Client.prototype.addKey = function addKey(id, keys, callback) {
if (!Array.isArray(keys))
keys = [keys];
keys = keys.map(function(key) {
return key || key.xpubkey;
});
callback = utils.ensure(callback);
return this._put('/wallet/' + id + '/key', keys, function(err) {
if (err)
return callback(err);
return callback();
});
};
Client.prototype.removeKey = function removeKey(id, keys, callback) {
if (!Array.isArray(keys))
keys = [keys];
keys = keys.map(function(key) {
return key || key.xpubkey;
});
callback = utils.ensure(callback);
return this._del('/wallet/' + id + '/key', keys, function(err) {
if (err)
return callback(err);
return callback();
});
};
Client.prototype.getMempool = function getMempool(callback) {
return this._get('/mempool', function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(null, []);
try {
body = body.map(function(data) {
return bcoin.tx.fromJSON(data);
});
} catch (e) {
return callback(e);
}
return callback(null, body);
});
};
Client.prototype.getInfo = function getInfo(callback) {
return this._get('/', function(err, body) {
if (err)
return callback(err);
if (!body)
return callback(new Error('Info not available.'));
return callback(null, body);
});
};
/**
* Expose
*/
module.exports = Client;