Mojolicious::Validator::Validation - Perform validations
use Mojolicious::Validator; use Mojolicious::Validator::Validation; my $validator = Mojolicious::Validator->new; my $validation = Mojolicious::Validator::Validation->new(validator => $validator);
Mojolicious::Validator::Validation performs validations. Note that this module is EXPERIMENTAL and might change without warning!
Mojolicious::Validator::Validation implements the following attributes.
my $input = $validation->input; $validation = $validation->input({});
Data to be validated.
my $output = $validation->output; $validation = $validation->output({});
Validated data.
my $topic = $validation->topic; $validation = $validation->topic('foo');
Current validation topic.
my $validator = $validation->validator; $validation = $validation->validator(Mojolicious::Validator->new);
Mojolicious::Validator object this validation belongs to.
Mojolicious::Validator::Validation inherits all methods from Mojo::Base and implements the following new ones.
$validation = $validation->check('size', 2, 7);
Perform validation check.
$validation = $validation->error('This went wrong.');
Set custom error message for next validation check or topic change.
check
topic
$validation->optional('name') ->error('Name needs to be between 3 and 9 characters long.')->size(3, 9);
my $collection = $validation->errors('foo');
Return Mojo::Collection object containing all error messages for failed validation checks.
my $success = $validation->has_data;
Check if input is available for validation.
input
my $success = $validation->has_error; my $success = $validation->has_error('foo');
Check if validation resulted in errors, defaults to checking all fields.
my $success = $validation->is_valid; my $success = $validation->is_valid('foo');
Check if validation was successful and field has a value, defaults to checking the current topic.
$validation = $validation->optional('foo');
Change validation topic.
my @names = $c->param; my $foo = $c->param('foo'); my @foo = $c->param('foo'); my ($foo, $bar) = $c->param(['foo', 'bar']);
Access validated parameters.
$validation = $validation->required('foo');
Change validation topic and make sure a value is present.
In addition to the methods above, you can also call validation checks provided by Mojolicious::Validator on Mojolicious::Validator::Validation objects, similar to check.
$validation->required('foo')->size(2, 5)->regex(qr/^[A-Z]/); $validation->optional('bar')->equal_to('foo'); $validation->optional('baz')->in(qw(test 123));
Mojolicious, Mojolicious::Guides, http://mojolicio.us.
To install Mojolicious, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Mojolicious
CPAN shell
perl -MCPAN -e shell install Mojolicious
For more information on module installation, please visit the detailed CPAN module installation guide.