Diego Kuperman

NAME

Catalyst::Plugin::Captcha - create and validate Captcha for Catalyst

SYNOPSIS

  use Catalyst qw/Captcha/;

  MyApp->config->{ 'Plugin::Captcha' } = {
    session_name => 'captcha_string',
    new => {
      width => 80,
      height => 30,
      lines => 7,
      gd_font => 'giant',
    },
    create => [qw/normal rect/],
    particle => [100],
    out => {force => 'jpeg'}
  };

  sub captcha : Local {
    my ($self, $c) = @_;
    $c->create_captcha();
  }

  sub do_post : Local {
    my ($self, $c) = @_;
    if ($c->validate_captcha($c->req->param('validate')){
      ..
    } else {
      ..
    }
  }

  #validate with CP::FormValidator::Simple
  sub do_post : Local {
    my ($self, $c) = @_;
    $c->form(
      validate => [['EQUAL_TO',$c->captcha_string]]
    )
  }

DESCRIPTION

This plugin create, validate Captcha.

Note: This plugin uses GD::SecurityImage and requires a session plugins like Catalyst::Plugin::Session

METHODS

create_captcha

Create Captcha image and output it.

validate_captcha

  $c->validate_captcha($key);

validate key

captcha_string

Return a string for validation which is stroed in session.

clear_captcha_string

Clear a string which is stroed in session.

CONFIGURATION

session_name

The keyword for storing captcha string

new
create
particle
out

These parameters are passed to each GD::Security's method. Please see GD::SecurityImage for details.

SEE ALSO

GD::SecurityImage, Catalyst

AUTHOR

Masahiro Nagano <kazeburo@nomadscafe.jp>

COPYRIGHT AND LICENSE

Copyright (C) 2006 by Masahiro Nagano

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.8.5 or, at your option, any later version of Perl 5 you may have available.




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