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README

NAME
    HTML::Shakan - form html generator/validator

SYNOPSIS
        use HTML::Shakan;

        sub form {
            my $req = shift;
            HTML::Shakan->new(
                fields => [ @_ ],
                request => $req,
                model => 'DataModel',
            );
        }
        sub edit {
            my $req = shift;
            my $row = $model->get('user' => $req->param('id'));
            my $form = form(
                $req => (
                    TextField(name => 'name', label => 'Your name', filter => [qw/WhiteSpace/]),
                    EmailField(name => 'email', label => 'Your email'),
                ),
            );
            if ($req->submitted_and_valid) {
                $form->model->update($row);
                redirect('edit_thanks');
            } else {
                $form->model->fill($row);
                render(form => $form);
            }
        }
        sub add {
            my $req = shift;
            my $form = form(
                $req => (
                    TextField(name => 'name', label => 'Your name'),
                    EmailField(name => 'email', label => 'Your email'),
                )
            );
            if ($req->submitted_and_valid) {
                $form->model->insert($model => 'user');
                redirect('edit_thanks');
            }
            render(form => $form);
        }

        # in your template
        <? if ($form->has_error) { ?><div class="error"><?= $form->error_message() ?></div><? } ?>
        <form method="post" action="add">
        <?= $form->render() ?>
        <p><input type="submit" value="add" /></p>
        </form>

DESCRIPTION
    HTML::Shakan is yet another form generator.

    THIS IS BETA.API WILL CHANGE.

ATTRIBUTES
    custom_validation
            form 'login' => (
                fields => [
                    TextField(name => 'login_id'),
                    PasswordField(name => 'login_pw'),
                ],
                custom_validation => sub {
                    my $form = shift;
                    if ($form->is_valid && !MyDB->retrieve($form->param('login_id'), $form->param('login_pw'))) {
                        $form->set_error('login' => 'failed');
                    }
                }
            );

        You can set custom validation callback, validates the field set in
        the form. For example, this is useful for login form.

    submitted
        Returns true if the form has been submitted.

        This attribute will return true if a value for any known field name
        was submitted.

    has_error
        Return true if request has an error.

    submitted_and_valid
        Shorthand for "$form->submitted && !$form->has_error"

benchmarking
    form generation

                         Rate         formfu         shakan shakan_declare
        formfu         1057/s             --           -77%           -84%
        shakan         4695/s           344%             --           -31%
        shakan_declare 6757/s           539%            44%             --

What's shakan
    Shakan is 左官 in Japanese.

    If you want to know about shakan, please see
    <http://www.konuma-sakan.com/index2.html>

    左官 should pronounce 'sakan', formally. but, edokko pronounce 左官
    as shakan.

METHODS
    my $html = $shakan->render(); :Str
        Render form.

    $shakan->render_field($name); :Str
        Render partial form named "<$name">.

AUTHOR
    Tokuhiro Matsuno <tokuhirom slkjfd@ gmail.com>

SEE ALSO
    HTML::FormFu

    ToscaWidgets

LICENSE
    This library is free software; you can redistribute it and/or modify it
    under the same terms as Perl itself.

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