no-avatar | Generate Avatar with Initials in Node.js

Module and Express middleware to generate avatar image with initials

Install

npm i -S no-avatar

Install GraphicsMagick

http://www.graphicsmagick.org/download.html

test installation by running gm -version command

---

Use as express middleware (server implementation)

const { middleware } = require('no-avatar');
app.get('/avatar.png', middleware);

Accessing /avatar.png route will return a png image. You can configure image by adding options in query parameters as below.

Make avatar manually (Get buffer)

const fs = require('fs');
const { make } = require('no-avatar');

make(options, function(err, buffer){
	if(err) return console.log(err);
			return fs.writeFileSync(__dirname + '/avatar.png', buffer);
});

Save avatar (Save to a file)

const { save } =  require('no-avatar');
const savePath = __dirname + '/avatar.png';

save(savePath, options, function(err){
	if(err) return console.log(err);
			return console.log('avatar.png saved at path ' + savePath);
});

options (also query object)

• width (integer) : Pixel image width. Default 150.
• height (integer) : Pixel image height. Default 150.
• text (string) : name initials. You can pass name as well, initials will be created automatically. By default, 'NO' is used.
• bgColor (hex color code) : Background color of image. No need to add pound (#) sing, will be added automatically. By default, background color is chosen randomly from a pallet.
• fontColor (hex color code) : Text (font) color. No need to add pound (#) sing, will be added automatically. By default, font color is ffffff (white).
• fontSize (integer) : Pixel text (font) size. Default is 60;

---

Test : Express Middleware

Run node demo/server.js and visit http://localhost/avatar.png?text=UH&fontSize=80

Test : Manual making

Run node demo/make.js and check avatar.png in that folder.

Test : Saving to a file

Run node demo/save.js and check avatar.png in that folder.