NAME

FormValidator::Simple::Plugin::CustomConstraint - Custom constraint support for FormValidator::Simple

SYNOPSIS

use FormValidator::Simple qw/CustomConstraint/;

my $input_params = {
  username => 'someone'
};

#limit search to 10 records for example
my $arg_limit = 'LIMIT 10';

#run the check
my $result = FormValidator::Simple->check(
  $input_params => [
    username => [ 'NOT_BLANK', [ 'CUSTOM_CONSTRAINT', \&validate_username, $arg_limit ] ]
  ]
);

#define our custom validation rule
sub validate_username {
  my ( $constraint_value, $other_args ) = @_;
  #check the database to see if username exists for example and use passed in argument ...
  $exists = $dbh->selectrow_arrayref( $sql, {}, $other_args->[0] )->[0];
  return $exists ? 1 : 0;
}

DESCRIPTION

This module provides a plugin for FormValidator::Simple that allows for custom constraint definitions
or custom validation rules to be specified.

EXPORT

None by default.

SEE ALSO

Catalyst::Plugin::FormValidator::Simple, FormValidator::Simple

AUTHOR

Alex Pavlovic, <alex.pavlovic@taskforce-1.com>

COPYRIGHT AND LICENSE

Copyright (C) 2012 by Alex Pavlovic ( alex.pavlovic@taskforce-1.com )

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.12.4 or, at your option, any later version of Perl 5 you may have available.