PerlDoc

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Perl Module:

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Parent package: Foswiki::Plugins::CaptchaPlugin
Child packages:

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internal package Foswiki::Plugins::CaptchaPlugin::Captcha

class to manage the captcha

ClassMethod new() → $captcha

constructor for a captcha object

ObjectMethod randomColor() → [$r, g, b]

returns a random rbg color

ObjectMethod invertColor($rgb) → [$r, $g, $b]

inverts the givene color

ObjectMethod writeDebug($message)

prints debug $message to STDERR

ObjectMethod toHash() → $hash

returns a hash representation of this captcha

ObjectMethod toHtml() → $html

returns a html representation of this captcha

ObjectMethod init($dontCreate)

inits this captcha

ObjectMethod isValid($response, $forceDelete) → $boolean

returns true if the given response is valid with respect to this captcha