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background.js
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background.js
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var config = require("./config").default
var winston = require('winston');
var ws = require("nodejs-websocket");
winston.add(winston.transports.File, { filename: 'background.log' });
var restify = require('restify');
var tasks = []
var server = restify.createServer();
server.use(restify.bodyParser());
server.post("/print/:name", function (req, res, next) {
let name = req.params.name;
var data = req.body;
try {
var plugin = require('./plugins/' + name).default;
var task = plugin(data);
tasks.push(task);
res.send("OK");
next();
} catch (ex) {
return next(ex);
}
});
server.listen(config.port, function () {
winston.info('PrintService listening at %s', server.url);
});
ws.createServer(function (conn) {
winston.info("Websocket client connected");
clientConn = conn;
conn.on("text", function (str) {
if (str == "get") {
var task = tasks.shift()
if (task) {
conn.sendText(task);
}
}
})
conn.on("error", function () {
});
conn.on("close", function (code, reason) {
clientConn = null;
console.log("Connection closed")
})
}).listen(config["websocket-port"], function () {
console.log("Websocket Service started");
});