FM / Form

/home/techb158/public_html/wp-content/plugins/kirki/app/Supports/Form/

/home/techb158/public_html/wp-content/plugins/kirki/app/Supports/Form

Name	Size	Mode	Actions
FormFieldRulesBuilder.php	3316	0644	edit dl rm

Edit: /home/techb158/public_html/wp-content/plugins/kirki/app/Supports/Form/FormFieldRulesBuilder.php (3316B)

<?php

namespace Kirki\App\Supports\Form;

defined('ABSPATH') || exit;

use Kirki\App\Constants\Form\FormFieldTypes;

/**
 * Turns a Kirki form's `fields` configuration into rules the framework
 * Validator understands.
 *
 * A field's `type` maps to a format rule (email, number, ...) and `required`
 * toggles between the `required`/`nullable` rule — the only two constraints
 * the form builder actually lets users configure.
 */
class FormFieldRulesBuilder
{
    /**
     * The format rule for each field type that maps directly onto a single
     * Validator rule.
     *
     * @var array<string, string>
     */
    protected const FORMAT_RULES = [
        FormFieldTypes::EMAIL => 'email',
        FormFieldTypes::NUMBER => 'number',
        FormFieldTypes::DATE => 'date',
            // Preserves the legacy (imprecise) datetime-local pattern rather than
            // the stricter `datetime` rule, to avoid rejecting values the old
            // validator accepted.
        FormFieldTypes::DATETIME_LOCAL => 'regex:/^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}$/',
        FormFieldTypes::TEL => 'regex:/^[0-9]{10}+$/',
    ];

/**
     * Build the Validator rules for a form's fields.
     *
     * @param array $fields The form's field configuration.
     * @return array<string, array<int, string>>
     */
    public static function rules(array $fields)
    {
        $rules = [];

foreach ($fields as $name => $field) {
            if (($field['type'] ?? null) === FormFieldTypes::FILE) {
                continue;
            }

$rules[$name] = static::rules_for_field($field);
        }

return $rules;
    }

/**
     * Build the data to validate: submitted form data filtered strictly to
     * configured fields (excluding file fields) with empty values normalized to null.
     *
     * The Validator only skips format rules for a field it never received;
     * an empty string is still "received". Normalizing empty values to null
     * here keeps optional fields from failing format checks while `required`
     * still catches them via its own missing-value check.
     *
     * @param array $form_data The submitted form data.
     * @param array $fields    The form's field configuration.
     * @return array
     */
    public static function data_for_validation(array $form_data, array $fields)
    {
        foreach ($fields as $name => $field) {
            if (isset($form_data[$name]) && empty($form_data[$name])) {
                $form_data[$name] = null;
            }
        }

return $form_data;
    }

/**
     * The Validator rules for a single field.
     *
     * @param array $field The field configuration.
     * @return array<int, string>
     */
    protected static function rules_for_field(array $field)
    {
        $rules = [static::required_rule($field)];

if (isset(static::FORMAT_RULES[$field['type'] ?? null])) {
            $rules[] = static::FORMAT_RULES[$field['type']];
        }

return $rules;
    }

/**
     * The `required`/`nullable` rule for a field.
     *
     * @param array $field The field configuration.
     * @return string
     */
    protected static function required_rule(array $field)
    {
        return !empty($field['required']) ? 'required' : 'nullable';
    }
}

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