/
ediserver.js
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/
ediserver.js
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/*
EDIserver
Provides a JSON RPC service to interact with edichain
*/
Error.stackTraceLimit = Infinity;
require("./edichain.js");
var forge = require('node-forge');
var rpc = require('json-rpc2');
var fs = require('fs');
var rpcServer = function() {
function receivedMessageCount(args, opt, callback) {
var error, result;
result=edichain.getReceivedMessageCount();
callback(error, result);
};
function sentMessageCount(args, opt, callback) {
var error, result;
result=edichain.getSentMessageCount();
callback(error, result);
}
function chainAccount(args, opt, callback) {
var error, result;
result=edichain.config.fromAddress;
callback(error, result);
};
function getBalance(args, opt, callback) {
var error, result;
result=edichain.getBalance();
callback(error, result);
};
function getMessageByNumber(args, opt, callback) {
var error, result;
var reload=false;
if(args.length>1) reload=true;
callback(error,edichain.getMessageByNumber(args[0],reload));
};
function getSentByNumber(args, opt, callback) {
var error, result;
var reload=false;
if(args.length>1) reload=true;
callback(error,edichain.getSentByNumber(args[0],reload));
};
function decryptMessageByNumber(para, opt, callback) {
var error, result;
result=edichain.decryptMessageByNumber(para[0]);
callback(error,result);
};
function decryptSentByNumber(para, opt, callback) {
var error, result;
result=edichain.decryptSentByNumber(para[0]);
callback(error,result);
};
function ackMessageByAddr(para,opt,callback) {
var error, result;
try {
edichain.ackMessageByAddr(para[0],para[1],function() {
callback(error,result);
});
} catch(e) {error=e;callback(error,result);}
};
function getAck(para,opt,callback) {
var error, result;
result=edichain.getAck(para[0],para[1]);
callback(error,result);
}
function getTx(para,opt,callback) {
var error, result;
result=edichain.getTx(para[0]);
callback(error,result);
}
function getSentAddrs(para,opt,callback) {
var error, result;
result=edichain.getSentAddrs();
callback(error,result);
}
function getMesssageAddrs(para,opt,callback) {
var error, result;
result=edichain.getMesssageAddrs();
callback(error,result);
}
function getTxLog(para,opt,callback) {
var error, result;
edichain.getTxLog(function(r) {
callback(error,r);
});
}
function sendEdi(para, opt, callback) {
var error, result;
var recipient="unknown";
var data=para[0];
if(para.length==1) {
// determine recipient from EDIFACT
var segSplit=data.substr(4,1);
var unb_start=data.indexOf("UNB"+segSplit);
for(var j=0;j<3;j++) {
unb_start=data.indexOf(segSplit,unb_start+1);
}
var recipient_end=data.indexOf(segSplit,unb_start+1);
recipient=data.substr(unb_start+1,recipient_end-unb_start-1);
} else {
// determine recipient from filename
recipient=para[1];
}
var msg = {
filename:'adhoc',
data:forge.util.encode64(data)
}
edichain.sendData(recipient,JSON.stringify(msg),function(tx,hash) {
result=hash;
callback(error,result);
})
};
if(server) {
try {server.close();
} catch(e) {
}
}
var server = rpc.Server.$create({
'websocket': true, // is true by default
'headers': { // allow custom headers is empty by default
'Access-Control-Allow-Origin': '*'
}
});
server.expose('edichain',{
'sendEdi':sendEdi,
'receivedMessageCount':receivedMessageCount,
'sentMessageCount':sentMessageCount,
'decryptMessageByNumber':decryptMessageByNumber,
'decryptSentByNumber':decryptSentByNumber,
'getMessageByNumber':getMessageByNumber,
'getSentByNumber':getSentByNumber,
'chainAccount':chainAccount,
'ackMessageByAddr':ackMessageByAddr,
'getTxLog':getTxLog,
'getAck':getAck,
'getBalance':getBalance,
'getTx':getTx,
'getSentAddrs':getSentAddrs,
'getMesssageAddrs':getMesssageAddrs
});
try {
server.listen(8000, '0.0.0.0');
} catch(e) {
console.log(e);
}
try {
var c = edichain.getReceivedMessageCount();
/*
console.log("Preload some cache data..");
for(var i=c-1;((i>=0)&&(i>c-3));i--) {
edichain.getMessageByNumber(i);
}
*/
console.log("RPC Server started on http://localhost:8000");
console.log("Web UI might be available on http://localhost:8080/ipns/QmSPtbb8VUVs1k5spJfDhrUc1mzdsC5FKGZpx1FSfhjmze/index.html ");
//var tx=edichain.getTx("0xe41e88cc3608f6af0072291182492ea7ea8089f7");
} catch(e) {
console.log("Backend Trapped",e);
}
setInterval(function() { edichain.init2() },8640000);
}
var config = {};
try {
config=JSON.parse(readFileSync("../../server.conf.json"));
} catch(e) {}
config.bootstrap_callback=rpcServer;
config.pfsPeer='/ip4/62.75.241.218/tcp/4001/ipfs/QmSPtbb8VUVs1k5spJfDhrUc1mzdsC5FKGZpx1FSfhjmze';
config.path="../../";
var echain = new edichain.bootstrap(config);