QRGen

A node.js application which generates QR Codes and returns it as a .png image

Installation

Create the application:

  git clone https://github.com/clocklimited/qrgen

Install Pixman and Cairo

OSx 10.8

Install X11 from here: http://xquartz.macosforge.org/
brew install cairo
export PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/opt/X11/lib/pkgconfig

Ubuntu

sudo apt-get install libpixman-1-dev libcairo2-dev

Install dependencies

  npm install

Getting QR Code

Url

Submit GET request to:

http://[hostname]:port/[version]/[format]?=[data]

• hostname - If your on a local machine, this would be localhost
• port - By default this is 8080.
• version - Version of api you are working with only v1 at the moment.
• format - Type of QR Code you wish to be generated. Only qr.
• data - Add data= with string you wish to encode into the QRCode
• width - QR code width in pixels
• scale - Scale the QR code image - number of pixels per "block" (default 4)

Example Link

http://qrgen.clock.co.uk/v1/qr?data=http://www.example.com

A .png image is then returned

Dependencies

• Qrcode

Dev-Dependencies

• Mocha
• Should
• Request

Author

Clock Limited

License

Licensed under the MIT

View the source on GitHub