/**
* Verify the visitor if the form was submitted.
*
* @since 0.1.0
*
* @return void
*/
public function verify()
{
if (!isset($_POST['av-nonce']) || !wp_verify_nonce($_POST['av-nonce'], 'verify-age')) {
return;
}
$redirect_url = remove_query_arg(array('age-verified', 'verify-error'), wp_get_referer());
$is_verified = false;
$error = 1;
// Catch-all in case something goes wrong
$input_type = av_get_input_type();
switch ($input_type) {
case 'checkbox':
if (isset($_POST['av_verify_confirm']) && (int) $_POST['av_verify_confirm'] == 1) {
$is_verified = true;
} else {
$error = 2;
}
// Didn't check the box
break;
default:
if (checkdate((int) $_POST['av_verify_m'], (int) $_POST['av_verify_d'], (int) $_POST['av_verify_y'])) {
$age = av_get_visitor_age($_POST['av_verify_y'], $_POST['av_verify_m'], $_POST['av_verify_d']);
if ($age >= av_get_minimum_age()) {
$is_verified = true;
} else {
$error = 3;
}
// Not old enough
} else {
$error = 4;
// Invalid date
}
break;
}
$is_verified = apply_filters('av_passed_verify', $is_verified);
if ($is_verified == true) {
do_action('av_was_verified');
if (isset($_POST['av_verify_remember'])) {
$cookie_duration = time() + av_get_cookie_duration() * 60;
} else {
$cookie_duration = 0;
}
setcookie('age-verified', 1, $cookie_duration, COOKIEPATH, COOKIE_DOMAIN, false);
wp_redirect(esc_url_raw($redirect_url) . '?age-verified=' . wp_create_nonce('age-verified'));
exit;
} else {
do_action('av_was_not_verified');
wp_redirect(esc_url_raw(add_query_arg('verify-error', $error, $redirect_url)));
exit;
}
}
/**
* Returns the all-important verification form.
* You can filter this if you like.
*
* @since 0.1
* @return string
*/
function av_get_verify_form()
{
$input_type = av_get_input_type();
$submit_button_label = apply_filters('av_form_submit_label', __('Enter Site »', 'age-verify'));
$form = '';
$form .= '<form id="av_verify_form" action="' . esc_url(home_url('/')) . '" method="post">';
/* Parse the errors, if any */
$error = isset($_GET['verify-error']) ? $_GET['verify-error'] : false;
if ($error) {
// Catch-all error
$error_string = apply_filters('av_error_text_general', __('Sorry, something must have gone wrong. Please try again', 'age-verify'));
// Visitor didn't check the box (only for the simple checkbox form)
if ($error == 2) {
$error_string = apply_filters('av_error_text_not_checked', __('Check the box to confirm your age before continuing', 'age-verify'));
}
// Visitor isn't old enough
if ($error == 3) {
$error_string = apply_filters('av_error_text_too_young', __('Sorry, it doesn\'t look like you\'re old enough', 'age-verify'));
}
// Visitor entered an invalid date
if ($error == 4) {
$error_string = apply_filters('av_error_text_bad_date', __('Please enter a valid date', 'age-verify'));
}
$form .= '<p class="error">' . esc_html($error_string) . '</p>';
}
do_action('av_form_before_inputs');
// Add a sweet nonce. So sweet.
$form .= wp_nonce_field('verify-age', 'av-nonce');
switch ($input_type) {
// If set to date dropdowns
case 'dropdowns':
$form .= '<p><select name="av_verify_m" id="av_verify_m">';
foreach (range(1, 12) as $month) {
$month_name = date('F', mktime(0, 0, 0, $month, 1));
$form .= '<option value="' . $month . '">' . $month_name . '</option>';
}
$form .= '</select> - <select name="av_verify_d" id="av_verify_d">';
foreach (range(1, 31) as $day) {
$form .= '<option value="' . $day . '">' . esc_html(zeroise($day, 2)) . '</option>';
}
$form .= '</select> - <select name="av_verify_y" id="av_verify_y">';
foreach (range(1910, date('Y')) as $year) {
$selected = $year == date('Y') ? 'selected="selected"' : '';
$form .= '<option value="' . $year . '" ' . $selected . '>' . $year . '</option>';
}
$form .= '</select></p>';
break;
// If set to date inputs
// If set to date inputs
case 'inputs':
$form .= '<p><input type="text" name="av_verify_m" id="av_verify_m" maxlength="2" value="" placeholder="MM" /> - <input type="text" name="av_verify_d" id="av_verify_d" maxlength="2" value="" placeholder="DD" /> - <input type="text" name="av_verify_y" id="av_verify_y" maxlength="4" value="" placeholder="YYYY" /></p>';
break;
// If just a simple checkbox
// If just a simple checkbox
case 'checkbox':
$form .= '<p><label for="av_verify_confirm"><input type="checkbox" name="av_verify_confirm" id="av_verify_confirm" value="1" /> ';
$form .= esc_html(sprintf(apply_filters('av_confirm_text', __('I am at least %s years old', 'age-verify')), av_get_minimum_age())) . '</label></p>';
break;
}
do_action('av_form_after_inputs');
$form .= '<p class="submit"><label for="av_verify_remember"><input type="checkbox" name="av_verify_remember" id="av_verify_remember" value="1" /> ' . esc_html__('Remember me', 'age-verify') . '</label> ';
$form .= '<input type="submit" name="av_verify" id="av_verify" value="' . esc_attr($submit_button_label) . '" /></p>';
$form .= '</form>';
return apply_filters('av_verify_form', $form);
}
