*/
class Age_Gate_Public {
/**
* The ID of this plugin.
*
* @since 1.0.0
* @access private
* @var string $plugin_name The ID of this plugin.
*/
private $plugin_name;
/**
* The version of this plugin.
*
* @since 1.0.0
* @access private
* @var string $version The current version of this plugin.
*/
private $version;
/**
* Cookie name used in the plugin.
*
* @since 1.0.0
* @access private
* @var string $version The current version of this plugin.
*/
private $cookie;
/**
* Initialize the class and set its properties.
*
* @since 1.0.0
* @param string $plugin_name The name of the plugin.
* @param string $version The version of this plugin.
*/
public function __construct( $plugin_name, $version ) {
$this->plugin_name = $plugin_name;
$this->version = $version;
$this->cookie = 'ageCookie';
$this->settings = get_option('wp_age_gate_general');
}
/**
* Register the stylesheets for the public-facing side of the site.
*
* @since 1.0.0
*/
public function enqueue_styles() {
/**
* This function is provided for demonstration purposes only.
*
* An instance of this class should be passed to the run() function
* defined in Age_Gate_Loader as all of the hooks are defined
* in that particular class.
*
* The Age_Gate_Loader will then create the relationship
* between the defined hooks and the functions defined in this
* class.
*/
if(defined('WP_DEBUG') && WP_DEBUG){
error_log("Entering enqueue_styles from enqueue_scripts");
}
if (isset($this->settings['wp_age_gate_styling'])){
wp_enqueue_style( $this->plugin_name, plugin_dir_url( __FILE__ ) . 'css/age-gate-public.css', array(), $this->version, 'all' );
}
}
/**
* Register the JavaScript for the public-facing side of the site.
*
* @since 1.0.0
*/
public function enqueue_scripts() {
/**
* This function is provided for demonstration purposes only.
*
* An instance of this class should be passed to the run() function
* defined in Age_Gate_Loader as all of the hooks are defined
* in that particular class.
*
* The Age_Gate_Loader will then create the relationship
* between the defined hooks and the functions defined in this
* class.
*/
if(defined('WP_DEBUG') && WP_DEBUG){
error_log("Entering enqueue_scripts from enqueue_scripts");
}
if(isset($this->settings['wp_age_gate_use_js']) && $this->settings['wp_age_gate_use_js'] !== 'standard'){
wp_enqueue_script( $this->plugin_name . '-twig', plugin_dir_url( __FILE__ ) . 'js/twig.min.js', array( 'jquery' ), $this->version, true );
wp_enqueue_script( $this->plugin_name . '-moment', plugin_dir_url( __FILE__ ) . 'js/moment.min.js', array( 'jquery' ), $this->version, true );
wp_enqueue_script( $this->plugin_name . '-public', plugin_dir_url( __FILE__ ) . 'js/age-gate-public.js', array( 'jquery' ), $this->version, true );
}
}
/**
* Add admin defined CSS to head
* @since 1.0.0
*/
public function customCss()
{
if(defined('WP_DEBUG') && WP_DEBUG){
error_log("Entering customCss from wp_head");
}
if(isset($this->settings['wp_age_gate_background_colour'])){ ?>
settings['wp_age_gate_background_image'])){ ?>
settings['wp_age_gate_foreground_colour'])){ ?>
settings['wp_age_gate_text_colour'])){ ?>
settings['wp_age_gate_use_js']) && $this->settings['wp_age_gate_use_js'] !== 'standard'){ ?>
settings['wp_age_gate_use_js']) && $this->settings['wp_age_gate_use_js'] !== 'standard'){
return $tmpl;
}
if(isset($_COOKIE[$this->cookie . 'Remember'])){
$this->_setSession($this->cookie, $_COOKIE[$this->cookie . 'Remember']);
}
if(isset($_POST['age-submit']) && $_POST['age-submit'] == 1){
$remember = (!isset($_POST['remember'])) ? false : true;
if(!wp_verify_nonce( $_REQUEST['_agenonce'], 'age_verification' )){
header('location: ' . $current_url . '?error=3');
}
if(isset($_POST['confirm'])){
if ($_POST['confirm'] === 'no') {
if(isset($this->settings['wp_age_gate_no_second_chance'])){
$this->_setSession('under');
}
if(isset($this->settings['wp_age_gate_fail_link']) && !empty($this->settings['wp_age_gate_fail_link'])){
header('location: ' . $this->settings['wp_age_gate_fail_link']);
} else {
header('location: ' . $current_url . '?error=2');
}
} else {
$this->_setSession($this->cookie, $remember);
$this->_unsetSession('under');
global $wp;
$current_url = home_url(add_query_arg(array(),$wp->request));
header('location: ' . $current_url);
}
} elseif(!$this->_validateInput($_POST)){
header('location: ' . $current_url . '?error=1');
} elseif($this->_ageTest($_POST) >= (int) $this->settings['wp_age_gate_min_age']){
$this->_setSession($this->cookie, $remember);
$this->_unsetSession('under');
global $wp;
$current_url = home_url(add_query_arg(array(),$wp->request));
header('location: ' . $current_url);
} else {
// show an error or redirect
if(isset($this->settings['wp_age_gate_no_second_chance'])){
$this->_setSession('under');
}
if(isset($this->settings['wp_age_gate_fail_link']) && !empty($this->settings['wp_age_gate_fail_link'])){
header('location: ' . $this->settings['wp_age_gate_fail_link']);
} else {
header('location: ' . $current_url . '?error=2');
}
}
}
if($this->_ageRestricted() && !$this->_ageGatePassed() && !$this->_bot_detected()){
return AGE_GATE_DIR . 'public/partials/age-gate-public-display.php';
} else {
return $tmpl;
}
}
/**
* Add fields to the registration form
* @return void Returns nothing
* @since 1.0.0
*/
public function extend_registration_form()
{
$day = filter_input( INPUT_POST, 'day', FILTER_SANITIZE_NUMBER_INT );
$month = filter_input( INPUT_POST, 'month', FILTER_SANITIZE_NUMBER_INT );
$year = filter_input( INPUT_POST, 'year', FILTER_SANITIZE_NUMBER_INT );
$settings = $this->settings;
echo '';
}
/**
* Add CSS to the registration forms for our added fields
* @return void
* @since 1.0.0
*/
public function extend_registration_form_styles(){
echo '';
}
/**
* Validate the additional items on the registration form
* @param mixed $errors Default errors
* @param string $login Login username
* @param string $email login email
* @return mixed $errors The original errors with custom additions
* @since 1.0.0
*/
public function extend_registration_form_show_errors($errors, $login, $email)
{
$day = filter_input( INPUT_POST, 'day', FILTER_SANITIZE_NUMBER_INT );
$month = filter_input( INPUT_POST, 'month', FILTER_SANITIZE_NUMBER_INT );
$year = filter_input( INPUT_POST, 'year', FILTER_SANITIZE_NUMBER_INT );
$dob = array(
'year' => $year,
'month' => $month,
'day' => $day,
);
if ( $this->_ageTest($dob) < (int) $this->settings['wp_age_gate_min_age'] ){
$errors->add( 'toyoungerror', 'ERROR: Sorry, you are too young' );
}
return $errors;
}
/**
* Store users DOB on registration
* @param int $user_id The ID of the user
* @return int $user_id The ID of the user
* @since 1.0.0
*/
public function extend_registration_user_data( $user_id ) {
$data = array();
$day = filter_input( INPUT_POST, 'day', FILTER_SANITIZE_NUMBER_INT );
$month = filter_input( INPUT_POST, 'month', FILTER_SANITIZE_NUMBER_INT );
$year = filter_input( INPUT_POST, 'year', FILTER_SANITIZE_NUMBER_INT );
$dob = $year . '-' . $month . '-' . $day;
if ( ! empty( $dob ) ){
$data['dob'] = $dob;
}
update_user_meta( $user_id, 'u_db', $data );
return $user_id;
}
/**
* Test if this content need restricing
* @return bool
* @access private
* @since 1.0.0
*/
private function _ageRestricted()
{
if(isset($this->settings['wp_age_gate_ignore_logged']) && is_user_logged_in()){
$this->log_message('Returning false from USER LOGGED IN');
return false;
}
// check for WooCommerce shop archive
if(function_exists('is_shop')){
if(is_shop() && $this->settings['wp_age_gate_restriction_type'] === 'selected' && get_post_meta( get_option('woocommerce_shop_page_id'), '_age-restricted', true ) == true ){
$this->log_message('Returning TRUE from WOOCOMMERCE ARCHIVE');
return true;
}
}
// when using selected content, has the post got age restriction?
if(!is_archive() && $this->settings['wp_age_gate_restriction_type'] === 'selected' && get_post_meta( get_the_ID(), '_age-restricted', true ) != true ){
$this->log_message('Returning false from SELECTED CONTENT');
return false;
}
// when using ALL content, has the post got age restriction BYPASS?
if($this->settings['wp_age_gate_restriction_type'] === 'all' && get_post_meta( get_the_ID(), '_age-bypass', true ) != false ){
$this->log_message('Returning false from ALL CONTENT BYPASS');
return false;
}
// check it's not the blog homepage
if(is_home() && $this->settings['wp_age_gate_restriction_type'] === 'selected' || is_archive() && $this->settings['wp_age_gate_restriction_type'] === 'selected' && get_post_meta( get_the_ID(), '_age-restricted', true ) != true ){
$this->log_message('Returning false from ARCHIVE');
return false;
}
return true;
}
/**
* Update the page title if the age gate is present
* @return string
* @access public
* @since 1.0.0
*/
public function assignPageTitle($title){
if(defined('WP_DEBUG') && WP_DEBUG){
error_log("Entering assignPageTitle from document_title_parts");
}
if (!isset($this->settings['wp_age_gate_switch_title']) || empty($this->settings['wp_age_gate_switch_title'])) {
return $title;
}
if(isset($this->settings['wp_age_gate_use_js']) && $this->settings['wp_age_gate_use_js'] !== 'standard'){
return $title;
}
if($this->_ageRestricted() && !$this->_ageGatePassed() && !$this->_bot_detected()){
$title_parts['title'] = __('Age Verification', $this->plugin_name);
return $title_parts;
} else {
return $title;
}
}
/**
* Get the title parts when Yoast is messing with it
* @return mixed
* @since 1.4.8
*/
public function return_page_title($title)
{
if(defined('WP_DEBUG') && WP_DEBUG){
error_log("Entering return_page_title from pre_get_document_title");
}
if (!isset($this->settings['wp_age_gate_switch_title']) || empty($this->settings['wp_age_gate_switch_title'])) {
return $title;
}
return;
}
/**
* Set the cookie
* @param boolean $remember Wether to remember the visitor
* @since 1.0.0
* @deprecated 1.2.0
*/
private function _setCookie($remember = false)
{
$expires = (!$remember) ? 0 : time()+31556926;
setcookie($this->cookie, 1, $expires);
}
/**
* Set the cookie
* @param boolean $remember Wether to remember the visitor
* @since 1.0.0
* @deprecated 1.2.0
*/
private function _setSession($name, $remember = false)
{
$_SESSION[$name] = 1;
if($remember){
setcookie($this->cookie . 'Remember', 1, time()+31556926, false);
}
}
/**
* unset a session var
* @since 1.2.0
*/
private function _unsetSession($name)
{
if(isset($_SESSION[$name])){
unset($_SESSION[$name]);
}
}
/**
* @since 1.2.0
*/
private function _ageGatePassed()
{
return (isset($_SESSION[$this->cookie]));
}
/**
* Test the age of the user
* @param mixed $dob Post array
* @return int The int value of the age
* @since 1.0.0
*/
private function _ageTest($dob)
{
$dob = intval($dob['year']). '-' . str_pad(intval($dob['month']), 2, 0, STR_PAD_LEFT) . '-' . str_pad(intval($dob['day']), 2, 0, STR_PAD_LEFT);
$from = new DateTime($dob);
$to = new DateTime('today');
return $from->diff($to)->y;
}
/**
* Test for common robots
* @return bool
* @since 1.0.0
*
*/
private function _bot_detected() {
return (
isset($_SERVER['HTTP_USER_AGENT'])
&& preg_match('/bot|crawl|slurp|spider|facebookexternalhit|Facebot|Twitterbot|Googlebot/i', $_SERVER['HTTP_USER_AGENT'])
);
}
/**
* Validate the input from the form
* @param mixed $data The post data
* @return bool
* @since 1.0.0
*/
private function _validateInput($data)
{
if(!is_numeric($data['year'])){
// wp_die('
');
return false;
}
return true;
}
/**
* Start a session to keep the age gate in
* @since 1.2.0
*/
public function start_ag_session() {
if(!session_id()) {
session_start();
}
}
/**
* Add javascript version of Age Gate to page
*
* @since 1.4.0
*/
public function add_js_gate()
{
$dir = plugin_dir_url( __FILE__ );
include AGE_GATE_DIR . 'public/partials/head/js-gate.php';
}
private function log_message($message)
{
if(defined('WP_DEBUG') && WP_DEBUG){
error_log($message);
}
}
}