Remove radio option after 55 submissions

quform-custom-code.php

<?php
/*
 * Plugin Name: Quform Custom Code
 * Description: Custom code for Quform.
 * Version: 1.0.0
 */

// Remove the radio option before the form is displayed if the option is no longer available
add_action('quform_pre_display_1', function (Quform_Form $form) {
    $count = my_get_radio_value_count('1_3', 'option_2');

    if ($count >= 55) {
        $radioElement = $form->getElement('quform_1_3');
        $options = $radioElement->getOptions();

        foreach ($options as $key => $option) {
            if ($option['value'] == 'option_2') {
                unset($options[$key]);
            }
        }

        $radioElement->setOptions($options);
    }
});

// Prevent submission and show an error if the option is no longer available
add_filter('quform_element_valid_1_3', function ($valid, $value, $element) {
    if ($value == 'option_2' && my_get_radio_value_count('1_3', 'option_2') >= 55) {
        $element->setError('option_2 is no longer available');
        $valid = false;
    }

    return $valid;
}, 10, 3);

// Return a count of the number of entries where $elementId has $value
function my_get_radio_value_count($elementId, $value)
{
    global $wpdb;
    $repository = Quform::getService('repository');
    list($formId, $elementId) = explode('_', $elementId);

    $query = $wpdb->prepare(
        "SELECT COUNT(*) FROM " . $repository->getEntriesTableName() . " LEFT JOIN " . $repository->getEntryDataTableName() . " ON id = entry_id WHERE form_id = %d AND element_id = %d AND value = %s;",
        $formId,
        $elementId,
        $value
    );

    return (int) $wpdb->get_var($query);
}

Hi, I want to use this code. Can u tell me in which folder I have to place the file?

Thanks in advance,
Tim

You can add the code to the WP theme functions.php file or see this page for other options.

Thanks! Im gonna try it.