166 lines
3.8 KiB
JavaScript
166 lines
3.8 KiB
JavaScript
'use strict';
|
|
|
|
require('classtool');
|
|
|
|
|
|
function spec() {
|
|
var mongoose = require('mongoose');
|
|
var config = require('../config/config');
|
|
var sockets = require('../app/controllers/socket.js');
|
|
var BlockDb = require('./BlockDb').class();
|
|
var TransactionDb = require('./TransactionDb').class();
|
|
var async = require('async');
|
|
|
|
|
|
function Sync() {
|
|
this.blockDb = new BlockDb();
|
|
this.txDb = new TransactionDb();
|
|
}
|
|
|
|
Sync.prototype.init = function(opts, cb) {
|
|
var self = this;
|
|
|
|
self.opts = opts;
|
|
|
|
if (!(opts && opts.skipDbConnection)) {
|
|
|
|
if (mongoose.connection.readyState !== 1) {
|
|
mongoose.connect(config.db, function(err) {
|
|
if (err) {
|
|
console.log('CRITICAL ERROR: connecting to mongoDB:',err);
|
|
return (err);
|
|
}
|
|
});
|
|
}
|
|
|
|
self.db = mongoose.connection;
|
|
|
|
self.db.on('error', function(err) {
|
|
console.log('MongoDB ERROR:' + err);
|
|
return cb(err);
|
|
});
|
|
|
|
self.db.on('disconnect', function(err) {
|
|
console.log('MongoDB disconnect:' + err);
|
|
return cb(err);
|
|
});
|
|
|
|
return self.db.once('open', function(err) {
|
|
return cb(err);
|
|
});
|
|
}
|
|
else return cb();
|
|
};
|
|
|
|
Sync.prototype.close = function() {
|
|
if ( this.db && this.db.readyState ) {
|
|
this.db.close();
|
|
}
|
|
};
|
|
|
|
|
|
Sync.prototype.destroy = function(next) {
|
|
var self = this;
|
|
async.series([
|
|
function(b) { try {self.blockDb.drop(b);} catch (e) { return b(); } },
|
|
function(b) { try {self.db.collections.transactionitems.drop(b);} catch (e) { return b(); } },
|
|
function(b) { try {self.db.collections.transactionouts.drop(b);} catch (e) { return b(); } },
|
|
], next);
|
|
};
|
|
|
|
|
|
Sync.prototype.hasBlock = function(hash, cb) {
|
|
var self = this;
|
|
|
|
return self.blockDb.has(hash, cb);
|
|
};
|
|
|
|
Sync.prototype.countNotOrphan = function(hash, cb) {
|
|
var self = this;
|
|
return self.blockDb.countNotOrphan(hash, cb);
|
|
};
|
|
|
|
|
|
|
|
Sync.prototype.storeBlock = function(block, cb) {
|
|
var self = this;
|
|
|
|
self.txDb.createFromBlock(block, function(err, insertedTxs, updateAddrs) {
|
|
if (err) return cb(err);
|
|
|
|
self.blockDb.add(block, function(err){
|
|
if (err) return cb(err);
|
|
self._handleBroadcast(block, insertedTxs, updateAddrs);
|
|
return cb();
|
|
});
|
|
});
|
|
};
|
|
|
|
Sync.prototype.setOrphan = function(fromBlock, toBlock, c) {
|
|
var self = this;
|
|
|
|
var c = fromBlock;
|
|
|
|
async.whilst(
|
|
function () {
|
|
return c !== toBlock;
|
|
},
|
|
function () {
|
|
console.log('[Sync.js.113]: setOrphan', c); //TODO
|
|
self.txDb.setOrphan(c, function(err, insertedTxs, updateAddrs) {
|
|
if (err) return cb(err);
|
|
|
|
self.blockDb.setOrphan(c, function(err, prevHash){
|
|
|
|
c = prevHash;
|
|
return cb(err);
|
|
});
|
|
});
|
|
},
|
|
function (err) {
|
|
return c(err);
|
|
}
|
|
);
|
|
};
|
|
|
|
Sync.prototype._handleBroadcast = function(hash, inserted_txs, updated_addrs) {
|
|
var self = this;
|
|
|
|
if (hash && self.opts.broadcast_blocks) {
|
|
sockets.broadcast_block({hash: hash});
|
|
}
|
|
|
|
if (inserted_txs && self.opts.broadcast_txs) {
|
|
inserted_txs.forEach(function(tx) {
|
|
sockets.broadcast_tx(tx);
|
|
});
|
|
}
|
|
|
|
if (updated_addrs && self.opts.broadcast_addresses) {
|
|
updated_addrs.forEach(function(addr, txs){
|
|
txs.forEach(function(addr, t){
|
|
sockets.broadcast_address_tx(addr, {'txid': t});
|
|
|
|
});
|
|
});
|
|
}
|
|
};
|
|
|
|
|
|
|
|
Sync.prototype.storeTxs = function(txs, cb) {
|
|
var self = this;
|
|
|
|
// TODO
|
|
self.txDb.createFromTxs(txs, function(err, inserted_txs, updated_addrs) {
|
|
if (err) return cb(err);
|
|
|
|
self._handleBroadcast(null, inserted_txs, updated_addrs);
|
|
return cb(err);
|
|
});
|
|
};
|
|
return Sync;
|
|
}
|
|
module.defineClass(spec);
|
|
|