= IqCaptcha

Prerequisite package:

ubuntu 10.04, sudo apt-get install libmagickwand-dev
ubuntu 11.04, sudo apt-get install libmagick9-dev
ubuntu 12.04, sudo apt-get install graphicsmagick-libmagick-dev-compat
CentOS, yum install ImageMagick-devel
Mac, brew install imagemagick

Pre requisite gem rmagick

Installation:

• Place captcha background image named(iq_captcha_background.png) in your project's public folder
• in Gemfile, gem 'iq_captcha' or gem 'iq_captcha', :git => 'git@github.com:barek2k2/iq_captcha.git' and run bundle install
• in routes.rb, mount IqCaptcha::Engine, :at => '/iq_captcha'
• Now restart your server and browse for testing, for exaample, http://localhost:3000/iq_captcha, if the captcha comes then it is OK for the test
• To use the captcha in your project's view

  
  <img src="/iq_captcha?t=<%= Time.now.to_i %>&pointsize=25&color_code=ffffff">
  <input type="text" name="iq_captcha_result" />
  

• In controller,

  
   if Captcha::valid?(session,params)
     # You are human being
   else
     # You are not human
   end
   

• You are Done

This project rocks and uses MIT-LICENSE.