app.post('/cropImage', function(req, res, next) {
console.log(req.body);
var cwidth = parseFloat(req.body.width);
var cheight = parseFloat(req.body.height)
var cx = parseFloat(req.body.left)
var cy = parseFloat(req.body.top)
var wr = cwidth/100;
var vr = cheight/100;
var scaleWidth = parseFloat(req.body.originalWidth)/wr;
var scaleHeight = parseFloat(req.body.originalHeight)/vr;
var xp = cx/wr;
var yp = cy/vr;
var makeName = crypto.randomBytes(8).toString('hex')+"_"+(new Date).getTime();
var sendData = { photoUrl: "profileImageOriginal/"+makeName+".png",
thumbnailUrl : "profileImageThumbnail/"+makeName+"_thumb.png" }
easyimg.crop({src:"public/"+req.body.url, dst:"public/profileImageOriginal/"+makeName+".png",
cropwidth: cwidth, cropheight:cheight,
gravity: 'NorthWest',
x: cx, y: cy
},function(err, image) {
if (err) throw err;
console.log('cropped: ' + image.width + ' x ' + image.height);
easyimg.rescrop({
src:"public/"+req.body.url, dst:"public/profileImageThumbnail/"+makeName+"_thumb.png",
width: scaleWidth, height: scaleHeight,
cropwidth:100, cropheight:100,
gravity: 'NorthWest',
x: xp, y: yp
},function(err, image) {
if (err) throw err;
console.log('Resized and cropped: ' + image.width + ' x ' + image.height);
res.send(sendData);
});
});
});
exports.cropImage = function(image,x,y,w,h,width,height,kf,callback) {
var width = kf*width,
height = kf*height,
x = kf*x, y = kf*y,
w = kf*w, h = kf*h;
easyimg.crop({
src:image, dst:image,
cropwidth:w, cropheight:h,
x:x, y:y,
gravity: 'NorthWest'
}).then(
function(image) {
callback('success');
},
function (err) {
callback('error');
}
);
}
form.parse(req, function(err, fields, files){
if(err){
return res.json(500, err.message);
}
var ext = path.extname(files.avatar.name);
//var type = files.avatar.type;
var tmp = path.basename(files.avatar.path) + ext;
var filename = uploadDir + '/' + tmp;
var data = {
url:tmp
};
easyimage.crop({
src:files.avatar.path,
dst:filename,
cropwidth:100,
cropheight:100,
x:0,
y:0
},
function(err, stdout, stderr) {
if (err) {
/*return res.json(500,{
error: 'Cannot crop the thumbnail'
});*/
return res.json(500,err);
}
fs.unlink(files.avatar.path, function (err) {
if (err) {
return res.json(500,{
error: 'Cannot unlink the image'
});
}
});
res.json(200,data);
}
);
});
form.parse(req, function(err, fields, files) {
var client,
file,
fileType,
fileName,
cropPath,
uploadToAmazon,
uploadToFS,
uploadToStore,
longURL,
shortURL,
shortURLRequest,
canvas;
if (fields.id) {
client = req.app.get("clients")[fields.id];
}
// Check for either a posted or preuploaded file
if (files.file) {
file = files.file;
} else if (client && client.file && !client.uploading[client.file.path]) {
file = client.file;
client.uploading[file.path] = true;
}
if (file) {
if (file.size > FILE_SIZE_LIMIT) {
res.send("File too large", 500);
return;
}
fileType = file.type;
fileName = helpers.generateFileName(fileType.replace("image/", ""));
longURL = (req.app.get("localrun") ? "http://" + req.headers.host : req.app.get("domain")) + "/" + fileName;
if(knoxClient) {
// Start requesting a short URL
if(auth.bitly && !req.app.get("localrun")) {
shortURLRequest = request("http://api.bitly.com/v3/shorten?login="******"&apiKey=" + auth.bitly.API_KEY +
"&longUrl=" + encodeURIComponent(longURL),
function(error, response, body){
var json;
if (!error && response.statusCode === 200) {
json = JSON.parse(body);
if (json.status_code === 200) {
shortURL = json.data.url;
// Store the short URL in the Parse.com database
if (auth.parse) {
request({
method: "POST",
uri: "https://api.parse.com/1/classes/short_url",
headers: {
"X-Parse-Application-Id": auth.parse.APP_ID,
"X-Parse-REST-API-Key": auth.parse.API_KEY
},
json: {
fileName: fileName,
shortURL: shortURL
}
});
}
return;
}
}
shortURL = false;
return;
});
}
uploadToAmazon = function(sourcePath, callback) {
knoxClient.putFile(
sourcePath,
"/" + auth.amazon.S3_IMAGE_FOLDER + fileName,
{ "Content-Type": fileType },
function(err, putRes) {
if (putRes) {
fs.unlink(sourcePath); // Remove tmp file
if (putRes.statusCode === 200) {
if(shortURL === false || !shortURLRequest) {
callback({url: longURL});
} else if (shortURL === undefined) {
shortURLRequest.on("complete", function(response) {
var json;
if (response.statusCode === 200) {
json = JSON.parse(response.body);
if (json.status_code === 200) {
callback({url: json.data.url});
return;
}
}
callback({url: longURL});
}).on("error", function() {
callback({url: longURL});
});
} else {
callback({url: shortURL});
}
} else {
callback({
error: {
message: "Failure",
status: putRes.statusCode
}
});
}
}
});
};
}
uploadToFS = function(sourcePath, callback) {
var destFile = options.LOCAL_STORAGE_PATH + fileName;
fs.rename(sourcePath, destFile, function(err) {
callback({url: longURL});
});
};
uploadToStore = function(sourcePath) {
var callback = function(response) {
if (!response.error) {
helpers.setImageOwner(res, fileName);
res.json(response);
} else {
res.send(response.error, response.status);
}
};
if (knoxClient) {
uploadToAmazon(sourcePath, callback);
} else {
uploadToFS(sourcePath, callback);
}
};
if (!fields.cropImage) {
uploadToStore(file.path);
} else {
// Crop the image
cropPath = "/tmp/" + fileName;
easyimage.crop({
src: file.path,
dst: cropPath,
cropwidth: fields["crop[width]"],
cropheight: fields["crop[height]"],
x: fields["crop[x]"],
y: fields["crop[y]"],
gravity: "NorthWest"
}, function() {
fs.unlink(file.path);
uploadToStore(cropPath);
});
}
} else {
res.send("Missing file", 500);
}
});
easyimg.info(srcImage).then(function(info){
console.log("Image w: " + info.width);
console.log("Image H: " + info.height);
console.log("X: " + cropData.x);
console.log("Y: " + cropData.y);
console.log("H: " + cropData.height);
console.log("W: " + cropData.width);
//OK easy image is cropping with x,y 0,0 as the center of the image
//The parameters I am passing is are from the top corner
//So easyimage is adding 1/2 of the width and height to my coord
//So I need to subtract
//This formula was worked out with pen and paper and trig!
//****** DO NOT CHANGE THESE THE NEXT 2 LINES *****************
var x = cropData.x -(info.width - cropData.width)/2;
var y = cropData.y -(info.height - cropData.height)/2;
x = Math.round(x);
y = Math.round(y);
//*************************************************************
console.log("x: " + x);
console.log("y: " + y);
easyimg.crop({
src: srcImage, dst: tgtImage,
cropwidth: cropData.width, cropheight: cropData.height,
x:x, y:y
}).then(
function(image) {
console.log('Cropped: ' + image.width + ' x ' + image.height);
//AWS
var fileBuffer = fs.readFileSync(tgtImage);
var ContentType = getContentTypeByFile(tgtImage);
//Put avatars into the avatar folder
fileName = "avatars/" + fileName;
console.log("S3_BUCKET : " + S3_BUCKET);
console.log("Key : " + fileName);
console.log("ContentType : " + ContentType);
var params = {
ACL: 'public-read',
Bucket: S3_BUCKET,
Key: fileName,
Body: fileBuffer,
ContentType: ContentType
};
var s3 = new aws.S3();
s3.putObject(params, function(error, response) {
if (error) return next(error);
console.log('file uploaded');
user.avatar = "https://s3-eu-west-1.amazonaws.com/" + S3_BUCKET + "/" + fileName;
user.save(function(err,user){
if (err) return next(err);
//res.redirect('/profile');
if (req.xhr) {
console.log("XHR")
res.status(200).send({
state: 200,
message: 'User Saved',
result: user.avatar});
} else {
next(err);
}
});
});
},
function (err) {
console.log(err);
});
});