84 lines
1.7 KiB
JavaScript
84 lines
1.7 KiB
JavaScript
'use strict';
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// server-side socket behaviour
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var ios = null; // io is already taken in express
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var util = require('bitcore').util;
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var verbose = false;
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var log = function() {
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if (verbose) {
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console.log(arguments);
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}
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}
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module.exports.init = function(io_ext, config) {
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ios = io_ext;
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verbose = config.verbose;
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if (ios) {
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// when a new socket connects
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ios.sockets.on('connection', function(socket) {
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log('New connection from ' + socket.id);
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// when it subscribes, make it join the according room
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socket.on('subscribe', function(topic) {
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log('subscribe to ' + topic);
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socket.join(topic);
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});
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});
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}
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return ios;
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};
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var simpleTx = function(tx) {
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return {
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txid: tx
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};
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};
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var fullTx = function(tx) {
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var t = {
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txid: tx.txid,
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size: tx.size,
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};
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// Outputs
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var valueOut = 0;
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tx.vout.forEach(function(o) {
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valueOut += o.valueSat;
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});
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t.valueOut = (valueOut.toFixed(8) / util.COIN);
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return t;
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};
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module.exports.broadcastTx = function(tx) {
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if (ios) {
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var t = (typeof tx === 'string') ? simpleTx(tx) : fullTx(tx);
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ios.sockets.in('inv').emit('tx', t);
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}
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};
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module.exports.broadcastBlock = function(block) {
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if (ios)
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ios.sockets.in('inv').emit('block', block);
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};
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module.exports.broadcastAddressTx = function(txid, address) {
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if (ios) {
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ios.sockets.in(address).emit(address, txid);
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}
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};
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module.exports.broadcastSyncInfo = function(historicSync) {
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if (ios)
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ios.sockets.in('sync').emit('status', historicSync);
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};
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var broadcastMessage = module.exports.broadcastMessage = function(message, socket) {
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if (ios) {
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var s = socket || ios.sockets.in(message.to);
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log('sending message to ' + message.to);
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s.emit('message', message);
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}
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}
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