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dbnode.js
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dbnode.js
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var fs = require('fs');
var http = require('http');
var url = require('url');
var readline = require('readline');
var ROOT_DIR = "html/";
http.createServer(function (req, res)
{
var urlObj = url.parse(req.url, true, false);
// If this is our comments REST service
if(urlObj.pathname.indexOf("comment") !=-1)
{
console.log("comment route");
if(req.method === "POST")
{
console.log("POST comment route");
// First read the form data
var jsonData = "";
req.on('data', function (chunk)
{
jsonData += chunk;
});
req.on('end', function ()
{
var reqObj = JSON.parse(jsonData);
console.log(reqObj);
console.log("Name: "+reqObj.Name);
console.log("Comment: "+reqObj.Comment);
// Now put it into the database
var MongoClient = require('mongodb').MongoClient;
MongoClient.connect("mongodb://localhost/weather", function(err, db)
{
if(err) throw err;
db.collection('comments').insert(reqObj,function(err, records)
{
console.log("Record added as "+records[0]._id);
});
});
});
res.writeHead(200);
res.end("");
} else if (req.method === "GET")
{
console.log("GET comment route.");
// Read all of the database entries and return them in a JSON array
var MongoClient = require('mongodb').MongoClient;
MongoClient.connect("mongodb://localhost/weather", function(err, db)
{
if(err) throw err;
db.collection("comments", function(err, comments)
{
if(err) throw err;
comments.find(function(err, items)
{
items.toArray(function(err, itemArr)
{
console.log("Document Array: ");
console.log(itemArr);
res.writeHead(200);
res.end(JSON.stringify(itemArr));
});
});
});
});
}
} else
{
// Normal static file
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(80);