svg2png.js

// svg2png.js
var svg2png = require('svg2png');

// Load the http module to create an http server.
var http = require('http');
var fs = require('fs');
// Configure our HTTP server to respond with Hello World to all requests.
var server = http.createServer(function (request, response) {
	response.setHeader('Access-Control-Allow-Origin', request.headers['origin']);
	var body = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
	var query = require('url').parse(request.url,true).query;
	body += "<?xml-stylesheet type=\"text/css\" href=\"../../css/themes/"+query.t+"/theme.css\" ?>";
	body += "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">";
  request.on('data', function (chunk) {
    body += chunk;
  });
  request.on('end', function () {
  	console.time('svg2png process time');
		var success = true;
		var filename = "convert/" + (new Date()).getTime();
		var infile = filename + ".svg";
		// Evidently, the extension determines target format
		var outfile = filename + ".jpg";
		fs.writeFileSync(infile, body);
 		svg2png(infile, outfile, 2, function (err) {
			// JPGs for everyone!
    		success = false;
    		if (err) console.log(err);
    		else {
					response.writeHead(200, {"Content-Type": "text/plain"});
					response.end(outfile);
		  		console.timeEnd('svg2png process time');    			
    			}
			});
  });
});

// Listen on port 3000, IP defaults to 127.0.0.1
server.listen(3000);

// Put a friendly message on the terminal
console.log("Server is running at http://127.0.0.1:3000/");