Captcha Helper

The captcha helper lets you integrate an image-based captcha into your forms, to help prevent spam. Uses the third party SecureImage library.

Loading the Helper

$captcha = Loader::helper('validation/captcha');

Methods

$captcha->display()

Displays a dynamically generated image, for use with the captcha input text field.

$captcha->showInput()

Creates the text field for that instance of the captcha. This text input element automatically has the name "ccmCaptchaCode"

$captcha->check($field = 'ccmCaptchaCode')

Automatically checks the request array for the passed $field. Returns true if the field contains the same text as the current instance of the captcha, false if the captcha has been failed.