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server_status rippled event doesn't exist

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wltsmrz
2013-12-31 14:36:15 -08:00
parent 4a2515a6b2
commit 5c3f3ff0f1
1 changed files with 60 additions and 2 deletions
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62
src/js/ripple/server.js
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@@ -1,5 +1,6 @@
var util = require('util');
var Amount = require('./amount').Amount;
var utils = require('./utils');
var util = require('util');
var EventEmitter = require('events').EventEmitter;
/**
@@ -34,6 +35,14 @@ function Server(remote, opts) {
this._retry = 0;
this._requests = { };
this._load_base = 256;
this._load_factor = 256;
this._fee_ref = 10;
this._fee_base = 10;
this._reserve_base = void(0);
this._reserve_inc = void(0);
this._fee_cushion = this._remote.fee_cushion;
this._opts.url = (opts.secure ? 'wss://' : 'ws://') + opts.host + ':' + opts.port;
this.on('message', function(message) {
@@ -308,7 +317,7 @@ Server.prototype._handleMessage = function(message) {
if (!this.isValidMessage(message)) return;
switch (message.type) {
case 'server_status':
case 'serverStatus':
// This message is only received when online.
// As we are connected, it is the definitive final state.
this._setState(~(Server._onlineStates.indexOf(message.server_status)) ? 'online' : 'offline');
@@ -431,6 +440,55 @@ Server.prototype._isConnected = function(request) {
return this._connected || (request.message.command === 'subscribe' && this._ws.readyState === 1);
};
/**
* Calculate a transaction fee for a number of tx fee units.
*
* This takes into account the last known network and local load fees.
*
* @return {Amount} Final fee in XRP for specified number of fee units.
*/
Server.prototype.feeTx = function(units) {
var fee_unit = this.feeTxUnit();
return Amount.from_json(String(Math.ceil(units * fee_unit)));
};
/**
* Get the current recommended transaction fee unit.
*
* Multiply this value with the number of fee units in order to calculate the
* recommended fee for the transaction you are trying to submit.
*
* @return {Number} Recommended amount for one fee unit as float.
*/
Server.prototype.feeTxUnit = function() {
var fee_unit = this._fee_base / this._fee_ref;
// Apply load fees
fee_unit *= this._load_factor / this._load_base;
// Apply fee cushion (a safety margin in case fees rise since we were last updated
fee_unit *= this._fee_cushion;
return fee_unit;
};
/**
* Get the current recommended reserve base.
*
* Returns the base reserve with load fees and safety margin applied.
*/
Server.prototype.reserve = function(owner_count) {
var reserve_base = Amount.from_json(String(this._reserve_base));
var reserve_inc = Amount.from_json(String(this._reserve_inc));
var owner_count = owner_count || 0;
if (owner_count < 0) {
throw new Error('Owner count must not be negative.');
}
return reserve_base.add(reserve_inc.product_human(owner_count));
};
exports.Server = Server;
// vim:sw=2:sts=2:ts=8:et