Class: StupidCaptcha::Captcha

Inherits:
Object
  • Object
show all
Includes:
StupidCaptcha
Defined in:
lib/stupid_captcha.rb

Constant Summary

Constants included from StupidCaptcha

GEM_ROOT, VERSION

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from StupidCaptcha

#backgrounds, #check, #encrypt, #files, #fonts, #random_string, #salt, setup

Instance Attribute Details

#hash ⇒ Object

Returns the value of attribute hash.



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# File 'lib/stupid_captcha.rb', line 68

def hash
  @hash
end

#img ⇒ Object

Returns the value of attribute img.



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# File 'lib/stupid_captcha.rb', line 68

def img
  @img
end

#text ⇒ Object

Returns the value of attribute text.



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# File 'lib/stupid_captcha.rb', line 68

def text
  @text
end

Instance Method Details

#render ⇒ Object 



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# File 'lib/stupid_captcha.rb', line 70

def render
    icon = Magick::Image.read(backgrounds.sample).first

    drawable = Magick::Draw.new
    drawable.pointsize = 32.0
    drawable.font = fonts.sample
    drawable.fill = colors.sample
    drawable.gravity = Magick::CenterGravity

    # Tweak the font to draw slightly up and left from the center
    #        drawable.annotate(icon, 0, 0, -3, -6, @order.quantity.to_s)
    drawable.annotate(icon, 0, 0, 0,0, text)

    img = icon
end

#reset ⇒ Object 



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# File 'lib/stupid_captcha.rb', line 86

def reset
  @text = random_string(rand(3)+5)
  @hash = encrypt(text, salt)
  @img = render
end

#to_blob ⇒ Object 



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# File 'lib/stupid_captcha.rb', line 92

def to_blob
  img.to_blob
end