captcha-node

create captcha with ImageMagick or GraphicsMagick

demo

prepare

• install ImageMagick

brew install imagemagick

or if you want to use GraphicsMagick

brew install graphicsmagick

Installation for other systems: ImageMagick, GraphicsMagick

• install package

npm install captcha-node

sample code

callback

var captcha = require('captcha-node')
var fs = require('fs')
var target = __dirname + '/gen.png';
captcha.genCaptcha({},function(err,data){
    if(err){
        console.trace(err.stack);
        return
    }
    fs.writeFileSync(target,data.data);
});

co

co(function* (){
  return yield captcha.genCaptcha({})
}).then((data) => {
  fs.writeFileSync(target,data.data);
}).catch(console.error.bind(console));

option

• width
• height
• fontsize
• skech
• fontWidth
• bgcolor
• scolor
• fcolor
• text
• font_path
• engine - ImageMagick by default. Set as GraphicsMagick if you use it.