Man pages sections > man3 > Catalyst::Plugin::Captcha

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

Catalyst::Plugin::Captcha(3pm) User Contributed Perl Documentation Catalyst::Plugin::Captcha(3pm)

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 (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.
2010-04-03 perl v5.18.2