rupertqin/upload file in node.md

## upload file in node.md

      
    Raw
  

              upload file in node.md
            
          
    http://tonyspiro.com/uploading-and-resizing-an-image-using-node-js/
http://tonyspiro.com/uploading-resizing-images-fly-node-js-express/

  
## uploading-3.2.js
// express@3.2
// http://tonyspiro.com/uploading-and-resizing-an-image-using-node-js/
var express = require("express");
var app = express()

/// Include the express body parser
app.configure(function () {
  app.use(express.bodyParser());
});

var form = "<!DOCTYPE HTML><html><body>" +
"<form method='post' action='/upload' enctype='multipart/form-data'>" +
"<input type='file' name='image'/>" +
"<input type='submit' /></form>" +
"</body></html>";

app.get('/', function (req, res){
	res.writeHead(200, {'Content-Type': 'text/html' });
	res.end(form);

});

/// Include the node file module
var fs = require('fs');

/// Include ImageMagick
var im = require('imagemagick');

/// Post files
app.post('/upload', function(req, res) {

	fs.readFile(req.files.image.path, function (err, data) {

		var imageName = req.files.image.name

		/// If there's an error
		if(!imageName){

			console.log("There was an error")
			res.redirect("/");
			res.end();

		} else {

		   var newPath = __dirname + "/uploads/fullsize/" + imageName;

		  var thumbPath = __dirname + "/uploads/thumbs/" + imageName;

		  /// write file to uploads/fullsize folder
		  fs.writeFile(newPath, data, function (err) {

		  	/// write file to uploads/thumbs folder
			  im.resize({
				  srcPath: newPath,
				  dstPath: thumbPath,
				  width:   200
				}, function(err, stdout, stderr){
				  if (err) throw err;
				  console.log('resized image to fit within 200x200px');
				});

			   res.redirect("/uploads/fullsize/" + imageName);

		  });
		}
	});
});

/// Show files
app.get('/uploads/fullsize/:file', function (req, res){
	file = req.params.file;
	var img = fs.readFileSync(__dirname + "/uploads/fullsize/" + file);
	res.writeHead(200, {'Content-Type': 'image/jpg' });
	res.end(img, 'binary');

});

app.get('/uploads/thumbs/:file', function (req, res){
	file = req.params.file;
	var img = fs.readFileSync(__dirname + "/uploads/thumbs/" + file);
	res.writeHead(200, {'Content-Type': 'image/jpg' });
	res.end(img, 'binary');

});

app.listen(8080)

## uploading-4.0.js
//http://tonyspiro.com/uploading-resizing-images-fly-node-js-express/
//npm install express
//npm install formidable
//npm install quickthumb
//npm install fs-extra

var express = require("express"),
    app = express(),
    formidable = require('formidable'),
    util = require('util')
    fs   = require('fs-extra'),
    qt   = require('quickthumb');

// Use quickthumb
app.use(qt.static(__dirname + '/'));

app.post('/upload', function (req, res){
  var form = new formidable.IncomingForm();
  form.parse(req, function(err, fields, files) {
    res.writeHead(200, {'content-type': 'text/plain'});
    res.write('received upload:\n\n');
    res.end(util.inspect({fields: fields, files: files}));
  });

  form.on('end', function(fields, files) {
    /* Temporary location of our uploaded file */
    var temp_path = this.openedFiles[0].path;
    /* The file name of the uploaded file */
    var file_name = this.openedFiles[0].name;
    /* Location where we want to copy the uploaded file */
    var new_location = 'uploads/';

    fs.copy(temp_path, new_location + file_name, function(err) {
      if (err) {
        console.error(err);
      } else {
        console.log("success!")
      }
    });
  });
});

// Show the upload form
app.get('/', function (req, res){
  res.writeHead(200, {'Content-Type': 'text/html' });
  /* Display the file upload form. */
  var form = '<form action="/upload" enctype="multipart/form-data" method="post"><input name="title" type="text" /><input multiple="multiple" name="upload" type="file" /><input type="submit" value="Upload" /></form>';
  res.end(form);
});
app.listen(8080);
	// express@3.2
	// http://tonyspiro.com/uploading-and-resizing-an-image-using-node-js/
	var express = require("express");
	var app = express()

	/// Include the express body parser
	app.configure(function () {
	app.use(express.bodyParser());
	});

	var form = "<!DOCTYPE HTML><html><body>" +
	"<form method='post' action='/upload' enctype='multipart/form-data'>" +
	"<input type='file' name='image'/>" +
	"<input type='submit' /></form>" +
	"</body></html>";

	app.get('/', function (req, res){
	res.writeHead(200, {'Content-Type': 'text/html' });
	res.end(form);

	});

	/// Include the node file module
	var fs = require('fs');

	/// Include ImageMagick
	var im = require('imagemagick');

	/// Post files
	app.post('/upload', function(req, res) {

	fs.readFile(req.files.image.path, function (err, data) {

	var imageName = req.files.image.name

	/// If there's an error
	if(!imageName){

	console.log("There was an error")
	res.redirect("/");
	res.end();

	} else {

	var newPath = __dirname + "/uploads/fullsize/" + imageName;

	var thumbPath = __dirname + "/uploads/thumbs/" + imageName;

	/// write file to uploads/fullsize folder
	fs.writeFile(newPath, data, function (err) {

	/// write file to uploads/thumbs folder
	im.resize({
	srcPath: newPath,
	dstPath: thumbPath,
	width: 200
	}, function(err, stdout, stderr){
	if (err) throw err;
	console.log('resized image to fit within 200x200px');
	});

	res.redirect("/uploads/fullsize/" + imageName);

	});
	}
	});
	});

	/// Show files
	app.get('/uploads/fullsize/:file', function (req, res){
	file = req.params.file;
	var img = fs.readFileSync(__dirname + "/uploads/fullsize/" + file);
	res.writeHead(200, {'Content-Type': 'image/jpg' });
	res.end(img, 'binary');

	});

	app.get('/uploads/thumbs/:file', function (req, res){
	file = req.params.file;
	var img = fs.readFileSync(__dirname + "/uploads/thumbs/" + file);
	res.writeHead(200, {'Content-Type': 'image/jpg' });
	res.end(img, 'binary');

	});

	app.listen(8080)
	//http://tonyspiro.com/uploading-resizing-images-fly-node-js-express/
	//npm install express
	//npm install formidable
	//npm install quickthumb
	//npm install fs-extra

	var express = require("express"),
	app = express(),
	formidable = require('formidable'),
	util = require('util')
	fs = require('fs-extra'),
	qt = require('quickthumb');

	// Use quickthumb
	app.use(qt.static(__dirname + '/'));

	app.post('/upload', function (req, res){
	var form = new formidable.IncomingForm();
	form.parse(req, function(err, fields, files) {
	res.writeHead(200, {'content-type': 'text/plain'});
	res.write('received upload:\n\n');
	res.end(util.inspect({fields: fields, files: files}));
	});

	form.on('end', function(fields, files) {
	/* Temporary location of our uploaded file */
	var temp_path = this.openedFiles[0].path;
	/* The file name of the uploaded file */
	var file_name = this.openedFiles[0].name;
	/* Location where we want to copy the uploaded file */
	var new_location = 'uploads/';

	fs.copy(temp_path, new_location + file_name, function(err) {
	if (err) {
	console.error(err);
	} else {
	console.log("success!")
	}
	});
	});
	});

	// Show the upload form
	app.get('/', function (req, res){
	res.writeHead(200, {'Content-Type': 'text/html' });
	/* Display the file upload form. */
	var form = '<form action="/upload" enctype="multipart/form-data" method="post"><input name="title" type="text" /><input multiple="multiple" name="upload" type="file" /><input type="submit" value="Upload" /></form>';
	res.end(form);
	});
	app.listen(8080);