/**
* Hide the content if it is age restricted.
*
* @since 0.2.0
*
* @param string $content The object content.
* @return string $content The object content or an age-restricted message if needed.
*/
public function restrict_content($content)
{
if (!av_only_content_restricted()) {
return $content;
}
if (is_singular()) {
return $content;
}
if (!av_content_is_restricted()) {
return $content;
}
return sprintf(apply_filters('av_restricted_content_message', __('You must be %1s years old to view this content.', 'age-verify') . ' <a href="%2s">' . __('Please verify your age', 'age-verify') . '</a>.'), esc_html(av_get_minimum_age()), esc_url(get_permalink(get_the_ID())));
}
/**
* This is the very important function that determines if a given visitor
* needs to be verified before viewing the site. You can filter this if you like.
*
* @since 0.1
* @return bool
*/
function av_needs_verification()
{
// Assume the visitor needs to be verified
$return = true;
// If the site is restricted on a per-content basis, let 'em through
if (av_only_content_restricted()) {
$return = false;
// If the content being viewed is restricted, throw up the form
if (is_singular() && av_content_is_restricted()) {
$return = true;
}
}
// Check that the form was at least submitted. This lets visitors through that have cookies disabled.
$nonce = isset($_REQUEST['age-verified']) ? $_REQUEST['age-verified'] : '';
if (wp_verify_nonce($nonce, 'age-verified')) {
$return = false;
}
// If logged in users are exempt, and the visitor is logged in, let 'em through
if (get_option('_av_always_verify', 'guests') == 'guests' && is_user_logged_in()) {
$return = false;
}
// Or, if there is a valid cookie let 'em through
if (isset($_COOKIE['age-verified'])) {
$return = false;
}
return (bool) apply_filters('av_needs_verification', $return);
}