lab6.1/http_server_static.js

learn node

var fs = require('fs');
var http = require('http');
var url = require('url');
var ROOT_DIR = "html/";
http.createServer(function (req, res) {
	var urlObj = url.parse(req.url, true, false);
	
        console.log("URL path "+urlObj.pathname);
        console.log("URL search "+urlObj.search);
        console.log("URL query "+urlObj.query["q"]);

        var myRe = new RegExp("^"+urlObj.query["q"]);
        console.log(myRe);

        if(urlObj.pathname.indexOf("getcity") !=-1) {
                console.log("Reached the inner court");
                fs.readFile('cities.dat.txt', function(err, data){
                var jsonresult = [];
                
                cities = data.toString().split("\n");
                //console.log(cities);
                for(var i = 0; i < cities.length; i++) {
                        var result = cities[i].search(myRe);
			console.log(cities[i]);
                        if(result != -1) {
				console.log("Idon'tthinkitworks");
                                console.log(cities[i]);
                                jsonresult.push({city:cities[i]});
                        }
                }
                console.log(jsonresult);
                console.log("In REST Service");
                console.log(JSON.stringify(jsonresult));
                res.writeHead(200);
                res.end(JSON.stringify(jsonresult));
	        });
               

        } else {
	        fs.readFile(ROOT_DIR + urlObj.pathname, function (err, data) {
	          if(err){
        	    res.writeHead(404);
            	    res.end(JSON.stringify(err));
            	    return;
          	}

		res.writeHead(200);
                res.end(data);
		});
        }


}).listen(8080);