Your IP : 216.73.216.95
<?php
defined('ABSPATH') || exit;
class NewsletterSubscription extends NewsletterModule {
const MESSAGE_CONFIRMED = 'confirmed';
const OPTIN_DOUBLE = 0;
const OPTIN_SINGLE = 1;
static $instance;
/**
* @var array
*/
var $options_profile;
/**
* Contains the options for the current language to build a subscription form. Must be initialized with
* setup_form_options() before use.
*
* @var array
*/
var $form_options = null;
/**
* Contains the antibot/antispam options. Must be initialized with
* setup_antibot_options() before use.
*
* @var array
*/
var $antibot_options = null;
/**
* @var array
*/
var $options_lists;
/**
* @return NewsletterSubscription
*/
static function instance() {
if (self::$instance == null) {
self::$instance = new NewsletterSubscription();
}
return self::$instance;
}
function __construct() {
parent::__construct('subscription', '2.2.7', null, array('lists', 'template', 'profile', 'antibot'));
$this->options_profile = $this->get_options('profile');
$this->options_lists = $this->get_options('lists');
// Must be called after the Newsletter::hook_init, since some constants are defined
// there.
add_action('init', array($this, 'hook_init'), 90);
}
function hook_init() {
add_action('newsletter_action', array($this, 'hook_newsletter_action'), 10, 3);
if (is_admin()) {
add_action('admin_init', array($this, 'hook_admin_init'));
} else {
add_action('wp_enqueue_scripts', array($this, 'hook_wp_enqueue_scripts'));
// Shortcode for the Newsletter page
add_shortcode('newsletter', array($this, 'shortcode_newsletter'));
add_shortcode('newsletter_form', array($this, 'shortcode_newsletter_form'));
add_shortcode('newsletter_field', array($this, 'shortcode_newsletter_field'));
}
}
function hook_admin_init() {
// So the user can add JS and other code
if (isset($_GET['page']) && $_GET['page'] === 'newsletter_subscription_forms') {
header('X-XSS-Protection: 0');
}
if (function_exists('register_block_type')) {
// Add custom blocks to Gutenberg
wp_register_script('tnp-blocks', NEWSLETTER_URL . '/includes/tnp-blocks.js', array('wp-blocks', 'wp-element', 'wp-editor'), NEWSLETTER_VERSION);
register_block_type('tnp/minimal', array('editor_script' => 'tnp-blocks'));
}
}
function hook_wp_enqueue_scripts() {
wp_enqueue_script('newsletter-subscription', plugins_url('newsletter') . '/subscription/validate.js', array(), NEWSLETTER_VERSION, true);
$options = $this->get_options('profile', $this->get_current_language());
$data = array();
$data['messages'] = array();
if (isset($options['email_error'])) {
$data['messages']['email_error'] = $options['email_error'];
}
if (isset($options['name_error'])) {
$data['messages']['name_error'] = $options['name_error'];
}
if (isset($options['surname_error'])) {
$data['messages']['surname_error'] = $options['surname_error'];
}
if (isset($options['profile_error'])) {
$data['messages']['profile_error'] = $options['profile_error'];
}
if (isset($options['privacy_error'])) {
$data['messages']['privacy_error'] = $options['privacy_error'];
}
$data['profile_max'] = NEWSLETTER_PROFILE_MAX;
wp_localize_script('newsletter-subscription', 'newsletter', $data);
}
function ip_match($ip, $range) {
if (strpos($range, '/')) {
list ($subnet, $bits) = explode('/', $range);
$ip = ip2long($ip);
$subnet = ip2long($subnet);
$mask = -1 << (32 - $bits);
$subnet &= $mask; # nb: in case the supplied subnet wasn't correctly aligned
return ($ip & $mask) == $subnet;
} else {
return strpos($range, $ip) === 0;
}
}
function is_address_blacklisted($email) {
$this->setup_antibot_options();
if (empty($this->antibot_options['address_blacklist'])) {
return false;
}
//$this->logger->debug('Address blacklist check');
$rev_email = strrev($email);
foreach ($this->antibot_options['address_blacklist'] as $item) {
if (strpos($rev_email, strrev($item)) === 0) {
return true;
}
}
return false;
}
function is_ip_blacklisted($ip) {
$this->setup_antibot_options();
if (empty($this->antibot_options['ip_blacklist'])) {
return false;
}
//$this->logger->debug('IP blacklist check');
foreach ($this->antibot_options['ip_blacklist'] as $item) {
if ($this->ip_match($ip, $item)) {
return true;
}
}
return false;
}
function is_missing_domain_mx($email) {
// Actually not fully implemented
return false;
if (empty($this->options['domain_check'])) {
return false;
}
$this->logger->debug('Domain MX check');
list($local, $domain) = explode('@', $email);
$hosts = array();
if (!getmxrr($domain, $hosts)) {
return true;
}
return false;
}
function is_flood($email, $ip) {
global $wpdb;
$this->setup_antibot_options();
if (empty($this->antibot_options['antiflood'])) {
return false;
}
//$this->logger->debug('Antiflood check');
$updated = $wpdb->get_var($wpdb->prepare("select updated from " . NEWSLETTER_USERS_TABLE . " where ip=%s or email=%s order by updated desc limit 1", $ip, $email));
if ($updated && time() - $updated < $this->antibot_options['antiflood']) {
return true;
}
return false;
}
function is_spam_text($text) {
if (stripos($text, 'http:') !== false || stripos($text, 'https:') !== false) {
return true;
}
if (stripos($text, 'www.') !== false) {
return true;
}
return false;
}
function is_spam_by_akismet($email, $name, $ip, $agent, $referrer) {
if (!class_exists('Akismet')) {
return false;
}
$this->setup_antibot_options();
if (empty($this->antibot_options['akismet'])) {
return false;
}
$this->logger->debug('Akismet check');
$request = 'blog=' . urlencode(home_url()) . '&referrer=' . urlencode($referrer) .
'&user_agent=' . urlencode($agent) .
'&comment_type=signup' .
'&comment_author_email=' . urlencode($email) .
'&user_ip=' . urlencode($ip);
if (!empty($name)) {
$request .= '&comment_author=' . urlencode($name);
}
$response = Akismet::http_post($request, 'comment-check');
if ($response && $response[1] == 'true') {
return true;
}
return false;
}
/**
* $email must be cleaned using the is_email() function.
*
* @param type $email
* @param type $full_name
* @param type $ip
*/
function valid_subscription_or_die($email, $full_name, $ip) {
$antibot_logger = new NewsletterLogger('antibot');
$antibot_logger->info($_REQUEST);
if (empty($email)) {
echo 'Wrong email';
header("HTTP/1.0 400 Bad request");
die();
}
if ($this->is_spam_text($full_name)) {
$antibot_logger->fatal($email . ' - ' . $ip . ' - Name with http: ' . $full_name);
header("HTTP/1.0 404 Not Found");
die();
}
if ($this->is_missing_domain_mx($email)) {
$antibot_logger->fatal($email . ' - ' . $ip . ' - MX check failed');
header("HTTP/1.0 404 Not Found");
die();
}
if ($this->is_ip_blacklisted($ip)) {
$antibot_logger->fatal($email . ' - ' . $ip . ' - IP blacklisted');
header("HTTP/1.0 404 Not Found");
die();
}
if ($this->is_address_blacklisted($email)) {
$antibot_logger->fatal($email . ' - ' . $ip . ' - Address blacklisted');
header("HTTP/1.0 404 Not Found");
die();
}
// Akismet check
if ($this->is_spam_by_akismet($email, $full_name, $ip, $_SERVER['HTTP_USER_AGENT'], $_SERVER['HTTP_REFERER'])) {
$antibot_logger->fatal($email . ' - ' . $ip . ' - Akismet blocked');
header("HTTP/1.0 404 Not Found");
die();
}
// Flood check
if ($this->is_flood($email, $ip)) {
$antibot_logger->fatal($email . ' - ' . $ip . ' - Antiflood triggered');
header("HTTP/1.0 404 Not Found");
die('Too quick. Check the antiflood on security page.');
}
}
/**
*
* @global wpdb $wpdb
* @return mixed
*/
function hook_newsletter_action($action, $user, $email) {
global $wpdb;
switch ($action) {
case 'profile-change':
if ($this->antibot_form_check()) {
if (!$user || $user->status != TNP_user::STATUS_CONFIRMED) {
$this->dienow('Subscriber not found or not confirmed.');
}
if (!$email) {
$this->dienow('Newsletter not found');
}
if (isset($_REQUEST['list'])) {
$list_id = (int) $_REQUEST['list'];
// Check if the list is public
$list = $this->get_list($list_id);
if (!$list || $list->status == TNP_List::STATUS_PRIVATE) {
$this->dienow('List change not allowed.', 'Please check if the list is marked as "private".');
}
$url = esc_url_raw($_REQUEST['redirect']);
$this->set_user_list($user, $list_id, $_REQUEST['value']);
$user = $this->get_user($user->id);
$this->add_user_log($user, 'cta');
NewsletterStatistics::instance()->add_click($url, $user->id, $email->id);
wp_redirect($url);
die();
}
} else {
$this->request_to_antibot_form('Continue');
}
die();
case 'm':
case 'message':
include dirname(__FILE__) . '/page.php';
die();
// normal subscription
case 's':
case 'subscribe':
if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
$this->dienow('Invalid request');
}
$options_antibot = $this->get_options('antibot');
$captcha = !empty($options_antibot['captcha']);
if (!empty($options_antibot['disabled']) || $this->antibot_form_check($captcha)) {
$user = $this->subscribe();
if ($user->status == 'E')
$this->show_message('error', $user);
if ($user->status == 'C')
$this->show_message('confirmed', $user);
if ($user->status == 'A')
$this->show_message('already_confirmed', $user);
if ($user->status == 'S')
$this->show_message('confirmation', $user);
} else {
// Temporary store data
//$data_key = wp_generate_password(16, false, false);
//set_transient('newsletter_' . $data_key, $_REQUEST, 60);
//$this->antibot_redirect($data_key);
$this->request_to_antibot_form('Subscribe', $captcha);
}
die();
// AJAX subscription
case 'ajaxsub':
if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
//$antibot_logger->fatal('HTTP method invalid');
$this->dienow('Invalid request');
}
$user = $this->subscribe();
if ($user->status == 'E')
$key = 'error';
if ($user->status == 'C')
$key = 'confirmed';
if ($user->status == 'A')
$key = 'already_confirmed';
if ($user->status == 'S')
$key = 'confirmation';
$message = $this->replace($this->options[$key . '_text'], $user);
if (isset($this->options[$key . '_tracking'])) {
$message .= $this->options[$key . '_tracking'];
}
echo $message;
die();
case 'c':
case 'confirm':
if ($this->antibot_form_check()) {
// TODO: Change to accept $user
$user = $this->confirm();
if ($user->status == 'E') {
$this->show_message('error', $user->id);
} else {
setcookie('newsletter', $user->id . '-' . $user->token, time() + 60 * 60 * 24 * 365, '/');
$this->show_message('confirmed', $user);
}
} else {
$this->request_to_antibot_form('Confirm');
}
die();
break;
default:
return;
}
}
function upgrade() {
global $wpdb, $charset_collate;
parent::upgrade();
$newsletter = Newsletter::instance();
$lists_options = $this->get_options('lists');
$profile_options = $this->get_options('profile');
if (empty($lists_options)) {
foreach ($profile_options as $key => $value) {
if (strpos($key, 'list_') === 0) {
$lists_options[$key] = $value;
}
}
}
for ($i = 1; $i <= NEWSLETTER_LIST_MAX; $i++) {
// Options migration to the new set
if (!empty($profile_options['list_' . $i]) && empty($lists_options['list_' . $i])) {
$lists_options['list_' . $i] = $profile_options['list_' . $i];
$lists_options['list_' . $i . '_checked'] = $profile_options['list_' . $i . '_checked'];
$lists_options['list_' . $i . '_forced'] = $profile_options['list_' . $i . '_forced'];
}
if (!isset($profile_options['list_' . $i . '_forced'])) {
$profile_options['list_' . $i . '_forced'] = empty($this->options['preferences_' . $i]) ? 0 : 1;
$lists_options['list_' . $i . '_forced'] = empty($this->options['preferences_' . $i]) ? 0 : 1;
}
}
$this->save_options($profile_options, 'profile');
$this->save_options($lists_options, 'lists');
$default_options = $this->get_default_options();
if (empty($this->options['error_text'])) {
$this->options['error_text'] = $default_options['error_text'];
$this->save_options($this->options);
}
$this->init_options('template', false);
global $wpdb, $charset_collate;
require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
$sql = "CREATE TABLE `" . $wpdb->prefix . "newsletter_user_logs` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`user_id` int(11) NOT NULL DEFAULT 0,
`ip` varchar(50) NOT NULL DEFAULT '',
`source` varchar(50) NOT NULL DEFAULT '',
`data` longtext,
`created` int(11) NOT NULL DEFAULT 0,
PRIMARY KEY (`id`)
) $charset_collate;";
dbDelta($sql);
return true;
}
function first_install() {
}
function admin_menu() {
$this->add_menu_page('options', 'List building');
$this->add_menu_page('antibot', 'Security');
$this->add_admin_page('profile', 'Subscription Form');
$this->add_admin_page('forms', 'Forms');
$this->add_admin_page('lists', 'Lists');
$this->add_admin_page('template', 'Template');
}
/**
* This method has been redefined for compatibility with the old options naming. It would
* be better to change them instead. The subscription options should be named
* "newsletter_subscription" while the form field options, actually named
* "newsletter_profile", should be renamed "newsletter_subscription_profile" (since
* they are retrived with get_options('profile')) or "newsletter_subscription_fields" or
* "newsletter_subscription_form".
*
* @param array $options
* @param string $sub
*/
function save_options($options, $sub = '', $autoload = null, $language = '') {
if (empty($sub) && empty($language)) {
// For compatibility the options are wrongly named
return update_option('newsletter', $options, $autoload);
}
if (empty($sub) && !empty($language)) {
return update_option('newsletter_' . $language, $options, $autoload);
}
if ($sub == 'profile') {
if (empty($language)) {
$this->options_profile = $options;
return update_option('newsletter_profile', $options, $autoload);
} else {
return update_option('newsletter_profile_' . $language, $options, $autoload);
}
// For compatibility the options are wrongly named
}
if ($sub == 'forms') {
// For compatibility the options are wrongly named
return update_option('newsletter_forms', $options, $autoload);
}
if ($sub == 'lists') {
$this->options_lists = $options;
}
return parent::save_options($options, $sub, $autoload, $language);
}
function get_options($sub = '', $language = '') {
if ($sub == '') {
// For compatibility the options are wrongly named
if ($language) {
$options = get_option('newsletter_' . $language, array());
$options = array_merge(get_option('newsletter', array()), $options);
} else {
$options = get_option('newsletter', array());
}
if (!is_array($options)) {
$options = array();
}
return $options;
}
if ($sub == 'profile') {
if ($language) {
// All that because for unknown reasome, sometime the options are returned as string, maybe a WPML
// interference...
$i18n_options = get_option('newsletter_profile_' . $language, array());
if (!is_array($i18n_options))
$i18n_options = array();
$options = get_option('newsletter_profile', array());
if (!is_array($options))
$options = array();
$options = array_merge($options, array_filter($i18n_options));
} else {
$options = get_option('newsletter_profile', array());
}
// For compatibility the options are wrongly named
return $options;
}
if ($sub == 'forms') {
// For compatibility the options are wrongly named
return get_option('newsletter_forms', array());
}
return parent::get_options($sub, $language);
}
/**
* Prepares the options used to build a subscription form for the current language
* in internal variable $form_options (for optimization). Can be called many times.
*/
function setup_form_options() {
if (empty($this->form_options)) {
$this->form_options = $this->get_options('profile', $this->get_current_language());
}
}
function setup_antibot_options() {
if (empty($this->antibot_options)) {
$this->antibot_options = $this->get_options('antibot');
}
}
function get_form_options($language = '') {
return $this->get_options('profile', $language);
}
function set_updated($user, $time = 0, $ip = '') {
global $wpdb;
if (!$time) {
$time = time();
}
if (!$ip) {
$ip = $this->get_remote_ip();
}
$ip = $this->process_ip($ip);
if (is_object($user)) {
$id = $user->id;
} else if (is_array($user)) {
$id = $user['id'];
}
$id = (int) $id;
$wpdb->update(NEWSLETTER_USERS_TABLE, array('updated' => $time, 'ip' => $ip, 'geo' => 0), array('id' => $id));
}
/**
* Create a subscription using the $_REQUEST data. Does security checks.
*
* @param string $status The status to use for this subscription (confirmed, not confirmed, ...)
* @param bool $emails If the confirmation/welcome email should be sent or the subscription should be silent
* @return TNP_User
*/
function subscribe($status = null, $emails = true) {
$options_profile = $this->get_options('profile');
/*
if ($options_profile['name_status'] == 0 && isset($_REQUEST['nn'])) {
// Name injection
die();
}
if ($options_profile['surname_status'] == 0 && isset($_REQUEST['ns'])) {
// Last name injection
die();
}
*/
// Validation
$ip = $this->get_remote_ip();
$email = $this->normalize_email(stripslashes($_REQUEST['ne']));
$first_name = '';
if (isset($_REQUEST['nn'])) {
$first_name = $this->normalize_name(stripslashes($_REQUEST['nn']));
}
$last_name = '';
if (isset($_REQUEST['ns'])) {
$last_name = $this->normalize_name(stripslashes($_REQUEST['ns']));
}
$full_name = trim($first_name . ' ' . $last_name);
$this->valid_subscription_or_die($email, $full_name, $ip);
$opt_in = (int) $this->options['noconfirmation']; // 0 - double, 1 - single
if (!empty($this->options['optin_override']) && isset($_REQUEST['optin'])) {
switch ($_REQUEST['optin']) {
case 'single': $opt_in = self::OPTIN_SINGLE;
break;
case 'double': $opt_in = self::OPTIN_DOUBLE;
break;
}
}
if ($status != null) {
// If a status is forced and it is requested to be "confirmed" is like a single opt in
// $status here can only be confirmed or not confirmed
// TODO: Add a check on status values
if ($status == Newsletter::STATUS_CONFIRMED) {
$opt_in = self::OPTIN_SINGLE;
} else {
$opt_in = self::OPTIN_DOUBLE;
}
}
$user = $this->get_user($email);
if ($user != null) {
// Email already registered in our database
$this->logger->info('Subscription of an address with status ' . $user->status);
// Bounced
// TODO: Manage other cases when added
if ($user->status == 'B') {
// Non persistent status to decide which message to show (error)
$user->status = 'E';
return $user;
}
// Is there any relevant data change? If so we can proceed otherwise if repeated subscriptions are disabled
// show an already subscribed message
if (empty($this->options['multiple'])) {
$user->status = 'E';
return $user;
}
// If the subscriber is confirmed, we cannot change his data in double opt in mode, we need to
// temporary store and wait for activation
if ($user->status == Newsletter::STATUS_CONFIRMED && $opt_in == self::OPTIN_DOUBLE) {
set_transient($this->get_user_key($user), $_REQUEST, 3600 * 48);
// This status is *not* stored it indicate a temporary status to show the correct messages
$user->status = 'S';
$this->send_message('confirmation', $user);
return $user;
}
}
// Here we have a new subscription or we can process the subscription even with a pre-existant user for example
// because it is not confirmed
if ($user != null) {
$this->logger->info("Email address subscribed but not confirmed");
$user = array('id' => $user->id);
} else {
$this->logger->info("New email address");
$user = array('email' => $email);
}
$user = $this->update_user_from_request($user);
$user['token'] = $this->get_token();
$ip = $this->process_ip($ip);
$user['ip'] = $ip;
$user['geo'] = 0;
$user['status'] = $opt_in == self::OPTIN_SINGLE ? Newsletter::STATUS_CONFIRMED : Newsletter::STATUS_NOT_CONFIRMED;
$user['updated'] = time();
$user = apply_filters('newsletter_user_subscribe', $user);
$user = $this->save_user($user);
$this->add_user_log($user, 'subscribe');
// Notification to admin (only for new confirmed subscriptions)
if ($user->status == Newsletter::STATUS_CONFIRMED) {
do_action('newsletter_user_confirmed', $user);
$this->notify_admin_on_subscription($user);
setcookie('newsletter', $user->id . '-' . $user->token, time() + 60 * 60 * 24 * 365, '/');
}
if ($emails) {
$this->send_message(($user->status == Newsletter::STATUS_CONFIRMED) ? 'confirmed' : 'confirmation', $user);
}
$user = apply_filters('newsletter_user_post_subscribe', $user);
return $user;
}
function add_microdata($message) {
return $message . '<span itemscope itemtype="http://schema.org/EmailMessage"><span itemprop="description" content="Email address confirmation"></span><span itemprop="action" itemscope itemtype="http://schema.org/ConfirmAction"><meta itemprop="name" content="Confirm Subscription"><span itemprop="handler" itemscope itemtype="http://schema.org/HttpActionHandler"><meta itemprop="url" content="{subscription_confirm_url}"><link itemprop="method" href="http://schema.org/HttpRequestMethod/POST"></span></span></span>';
}
/**
* Processes the request and fill in the *array* representing a subscriber with submitted values
* (filtering when necessary).
*
* @param array $user An array partially filled with subscriber data
* @return array The filled array representing a subscriber
*/
function update_user_from_request($user) {
if (isset($_REQUEST['nn'])) {
$user['name'] = $this->normalize_name(stripslashes($_REQUEST['nn']));
}
// TODO: required checking
if (isset($_REQUEST['ns'])) {
$user['surname'] = $this->normalize_name(stripslashes($_REQUEST['ns']));
}
// TODO: required checking
if (!empty($_REQUEST['nx'])) {
$user['sex'] = $this->normalize_sex($_REQUEST['nx'][0]);
}
// TODO: valid values check
if (isset($_REQUEST['nr'])) {
$user['referrer'] = strip_tags(trim($_REQUEST['nr']));
}
$language = '';
if (!empty($_REQUEST['nlang'])) {
$language = strtolower(strip_tags($_REQUEST['nlang']));
// TODO: Check if it's an allowed language code
$user['language'] = $language;
} else {
$language = $this->get_current_language();
$user['language'] = $language;
}
// From the antibot form
if (isset($_REQUEST['nhr'])) {
$user['http_referer'] = strip_tags(trim($_REQUEST['nhr']));
} else if (isset($_SERVER['HTTP_REFERER'])) {
$user['http_referer'] = strip_tags(trim($_SERVER['HTTP_REFERER']));
}
if (strlen($user['http_referer']) > 200) {
$user['http_referer'] = mb_substr($user['http_referer'], 0, 200);
}
// New profiles
for ($i = 1; $i <= NEWSLETTER_PROFILE_MAX; $i++) {
// If the profile cannot be set by subscriber, skip it.
if ($this->options_profile['profile_' . $i . '_status'] == 0) {
continue;
}
if (isset($_REQUEST['np' . $i])) {
$user['profile_' . $i] = trim(stripslashes($_REQUEST['np' . $i]));
}
}
// Extra validation to explain the administrator while the submitted data could
// be interpreted only partially
if (current_user_can('administrator')) {
if (isset($_REQUEST['nl']) && is_array($_REQUEST['nl'])) {
foreach ($_REQUEST['nl'] as $list_id) {
$list = $this->get_list($list_id);
if ($list && $list->status == TNP_List::STATUS_PRIVATE) {
$this->dienow('Invalid list', 'List ' . $list_id . ' has been submitted but it is set as private. Please fix the subscription form.');
}
}
}
}
// Preferences (field names are nl[] and values the list number so special forms with radio button can work)
if (isset($_REQUEST['nl']) && is_array($_REQUEST['nl'])) {
$lists = $this->get_lists_public();
//$this->logger->debug($_REQUEST['nl']);
foreach ($lists as $list) {
if (in_array('' . $list->id, $_REQUEST['nl'])) {
$user['list_' . $list->id] = 1;
}
}
} else {
$this->logger->debug('No lists received');
}
// Forced lists (general or by language)
$lists = $this->get_lists();
foreach ($lists as $list) {
if ($list->forced) {
$user['list_' . $list->id] = 1;
}
if (in_array($language, $list->languages)) {
$user['list_' . $list->id] = 1;
}
}
// TODO: should be removed!!!
if (defined('NEWSLETTER_FEED_VERSION')) {
$options_feed = get_option('newsletter_feed', array());
if ($options_feed['add_new'] == 1) {
$user['feed'] = 1;
}
}
return $user;
}
/**
* Sends a service message applying the template.
*
* @param TNP_User $user
* @param string $subject
* @param string $message
* @return type
*/
function mail($user, $subject, $message) {
$language = $this->get_user_language($user);
$options_template = $this->get_options('template', $language);
$template = trim($options_template['template']);
if (empty($template) || strpos($template, '{message}') === false) {
$template = '{message}';
}
$message = str_replace('{message}', $message, $template);
//$headers = array('Auto-Submitted' => 'auto-generated');
$headers = array();
// Replaces tags from the template
$message = $this->replace($message, $user);
$subject = $this->replace($subject, $user);
return Newsletter::instance()->mail($user->email, $subject, $message, $headers);
}
/**
* Confirms a subscription changing the user status and, possibly, merging the
* temporary data if present.
*
* @param int $user_id Optional. If null the user is extracted from the request.
* @return TNP_User
*/
function confirm($user_id = null, $emails = true) {
if ($user_id == null) {
$user = $this->get_user_from_request(true);
// Is there any temporary data from a subscription to be confirmed?
$data = get_transient($this->get_user_key($user));
if ($data !== false) {
$_REQUEST = $data;
// Update the user profile since it's now confirmed
$user = $this->update_user_from_request((array) $user);
$user = $this->save_user($user);
delete_transient($this->get_user_key($user));
// Forced a fake status so the welcome email is sent
$user->status = Newsletter::STATUS_NOT_CONFIRMED;
}
} else {
$user = $this->get_user($user_id);
if ($user == null) {
die('No subscriber found.');
}
}
$this->update_user_last_activity($user);
setcookie('newsletter', $user->id . '-' . $user->token, time() + 60 * 60 * 24 * 365, '/');
if ($user->status == TNP_User::STATUS_CONFIRMED) {
$this->add_user_log($user, 'activate');
do_action('newsletter_user_confirmed', $user);
return $user;
}
$this->set_user_status($user, TNP_User::STATUS_CONFIRMED);
$user = $this->get_user($user);
$this->add_user_log($user, 'activate');
do_action('newsletter_user_confirmed', $user);
$this->notify_admin_on_subscription($user);
if ($emails) {
$this->send_message('confirmed', $user);
}
return $user;
}
/**
* Sends a message (activation, welcome, cancellation, ...) with the correct template
* and checking if the message itself is disabled
*
* @param string $type
* @param TNP_User $user
*/
function send_message($type, $user, $force = false) {
if (!$force && !empty($this->options[$type . '_disabled'])) {
return true;
}
$language = $this->get_user_language($user);
$options = $this->get_options('', $language);
$message = $options[$type . '_message'];
if ($user->status == Newsletter::STATUS_NOT_CONFIRMED) {
$message = $this->add_microdata($message);
}
$subject = $options[$type . '_subject'];
return $this->mail($user, $subject, $message);
}
function is_double_optin() {
return $this->options['noconfirmation'] == 0;
}
/**
* Sends the activation email without conditions.
*
* @param stdClass $user
* @return bool
*/
function send_activation_email($user) {
return $this->send_message('confirmation', $user, true);
}
/**
* Finds the right way to show the message identified by $key (welcome, unsubscription, ...) redirecting the user to the
* WordPress page or loading the configured url or activating the standard page.
*/
function show_message($key, $user, $alert = '', $email = null) {
$url = '';
if (isset($_REQUEST['ncu'])) {
// Custom URL from the form
$url = $_REQUEST['ncu'];
} else {
// Per message custom URL from configuration (language variants could not be supported)
$options = $this->get_options('', $this->get_user_language($user));
if (!empty($options[$key . '_url'])) {
$url = $options[$key . '_url'];
}
}
$url = Newsletter::instance()->build_message_url($url, $key, $user, $email, $alert);
wp_redirect($url);
die();
}
function get_message_key_from_request() {
if (empty($_GET['nm'])) {
return 'subscription';
}
$key = $_GET['nm'];
switch ($key) {
case 's': return 'confirmation';
case 'c': return 'confirmed';
case 'u': return 'unsubscription';
case 'uc': return 'unsubscribed';
case 'p':
case 'pe':
return 'profile';
default: return $key;
}
}
var $privacy_url = false;
/**
* Generates the privacy URL and cache it.
*
* @return string
*/
function get_privacy_url() {
if ($this->privacy_url === false) {
$this->setup_form_options();
if (!empty($this->form_options['privacy_use_wp_url']) && function_exists('get_privacy_policy_url')) {
$this->privacy_url = get_privacy_policy_url();
} else {
$this->privacy_url = $this->form_options['privacy_url'];
}
}
return $this->privacy_url;
}
function get_form_javascript() {
$this->setup_form_options();
$buffer = "\n\n";
$buffer .= '<script type="text/javascript">' . "\n";
$buffer .= '//<![CDATA[' . "\n";
$buffer .= 'if (typeof newsletter_check !== "function") {' . "\n";
$buffer .= 'window.newsletter_check = function (f) {' . "\n";
$buffer .= ' var re = /^([a-zA-Z0-9_\.\-\+])+\@(([a-zA-Z0-9\-]{1,})+\.)+([a-zA-Z0-9]{2,})+$/;' . "\n";
$buffer .= ' if (!re.test(f.elements["ne"].value)) {' . "\n";
$buffer .= ' alert("' . addslashes($this->form_options['email_error']) . '");' . "\n";
$buffer .= ' return false;' . "\n";
$buffer .= ' }' . "\n";
if ($this->form_options['name_status'] == 2 && $this->form_options['name_rules'] == 1) {
$buffer .= ' if (f.elements["nn"] && (f.elements["nn"].value == "" || f.elements["nn"].value == f.elements["nn"].defaultValue)) {' . "\n";
$buffer .= ' alert("' . addslashes($this->form_options['name_error']) . '");' . "\n";
$buffer .= ' return false;' . "\n";
$buffer .= ' }' . "\n";
}
if ($this->form_options['surname_status'] == 2 && $this->form_options['surname_rules'] == 1) {
$buffer .= ' if (f.elements["ns"] && (f.elements["ns"].value == "" || f.elements["ns"].value == f.elements["ns"].defaultValue)) {' . "\n";
$buffer .= ' alert("' . addslashes($this->form_options['surname_error']) . '");' . "\n";
$buffer .= ' return false;' . "\n";
$buffer .= ' }' . "\n";
}
$buffer .= ' for (var i=1; i<' . NEWSLETTER_PROFILE_MAX . '; i++) {' . "\n";
$buffer .= ' if (f.elements["np" + i] && f.elements["np" + i].required && f.elements["np" + i].value == "") {' . "\n";
$buffer .= ' alert("' . addslashes($this->form_options['profile_error']) . '");' . "\n";
$buffer .= ' return false;' . "\n";
$buffer .= ' }' . "\n";
$buffer .= ' }' . "\n";
$buffer .= ' if (f.elements["ny"] && !f.elements["ny"].checked) {' . "\n";
$buffer .= ' alert("' . addslashes($this->form_options['privacy_error']) . '");' . "\n";
$buffer .= ' return false;' . "\n";
$buffer .= ' }' . "\n";
$buffer .= ' return true;' . "\n";
$buffer .= '}' . "\n";
$buffer .= '}' . "\n";
$buffer .= '//]]>' . "\n";
$buffer .= '</script>' . "\n\n";
return $buffer;
}
/**
* Manages the custom forms made with [newsletter_form] and internal [newsletter_field] shorcodes.
*
* @param array $attrs
* @param string $content
* @return string
*/
function get_subscription_form_custom($attrs = [], $content = '') {
if (!is_array($attrs)) {
$attrs = [];
}
$this->setup_form_options();
$attrs = array_merge(['class' => 'newsletter', 'style' => ''], $attrs);
$action = esc_attr($this->build_action_url('s'));
$class = esc_attr($attrs['class']);
$style = esc_attr($attrs['style']);
$buffer = '<form method="post" action="' . $action . '" class="' . $class . '" style="' . $style . '">' . "\n";
$language = $this->get_current_language();
$buffer .= '<input type="hidden" name="nlang" value="' . esc_attr($language) . '">' . "\n";
if (isset($attrs['referrer'])) {
$buffer .= '<input type="hidden" name="nr" value="' . esc_attr($attrs['referrer']) . '">' . "\n";
}
if (isset($attrs['optin'])) {
$buffer .= $this->build_optin_field($attrs['optin']);
}
if (isset($attrs['confirmation_url'])) {
if ($attrs['confirmation_url'] == '#') {
$attrs['confirmation_url'] = $_SERVER['REQUEST_URI'];
}
$buffer .= "<input type='hidden' name='ncu' value='" . esc_attr($attrs['confirmation_url']) . "'>\n";
}
// Compatibility
if (isset($attrs['list'])) {
$attrs['lists'] = $attrs['list'];
}
if (isset($attrs['lists'])) {
$arr = explode(',', $attrs['lists']);
foreach ($arr as $a) {
$buffer .= "<input type='hidden' name='nl[]' value='" . esc_attr(trim($a)) . "'>\n";
}
}
$buffer .= do_shortcode($content);
if (isset($attrs['button_label'])) {
$label = $attrs['button_label'];
} else {
$label = $this->form_options['subscribe'];
}
if (!empty($label)) {
$buffer .= '<div class="tnp-field tnp-field-button">';
if (strpos($label, 'http') === 0) {
$buffer .= '<input class="tnp-button-image" type="image" src="' . $label . '">';
} else {
$buffer .= '<input class="tnp-button" type="submit" value="' . $label . '">';
}
$buffer .= '</div>';
}
$buffer .= '</form>';
return $buffer;
}
/**
* Internal use only
*
* @param type $name
* @param type $attrs
* @param type $suffix
* @return string
*/
function _shortcode_label($name, $attrs, $suffix = null) {
//$this->setup_form_options();
if (!$suffix) {
$suffix = $name;
}
$buffer = '<label for="tnp-' . $suffix . '">';
if (isset($attrs['label'])) {
if (empty($attrs['label'])) {
return;
} else {
$buffer .= esc_html($attrs['label']);
}
} else {
$buffer .= esc_html($this->form_options[$name]);
}
$buffer .= "</label>\n";
return $buffer;
}
function build_field_admin_notice($message) {
if (!current_user_can('administrator')) {
return '';
}
return '<p style="background-color: #eee; color: #000; padding: 10px; margin: 10px 0">' . $message . ' <strong>This notice is shown only to administrators.</strong></p>';
}
function shortcode_newsletter_field($attrs, $content) {
$this->setup_form_options();
$language = $this->get_current_language();
$name = $attrs['name'];
$buffer = '';
if ($name == 'email') {
$buffer .= '<div class="tnp-field tnp-field-email">';
$buffer .= $this->_shortcode_label('email', $attrs);
$buffer .= '<input class="tnp-email" type="email" name="ne" value=""';
if (isset($attrs['placeholder']))
$buffer .= ' placeholder="' . esc_attr($attrs['placeholder']) . '"';
$buffer .= ' required>';
if (isset($attrs['button_label'])) {
$label = $attrs['button_label'];
if (strpos($label, 'http') === 0) {
$buffer .= ' <input class="tnp-submit-image" type="image" src="' . esc_attr(esc_url_raw($label)) . '">';
} else {
$buffer .= ' <input class="tnp-submit" type="submit" value="' . esc_attr($label) . '" style="width: 29%">';
}
}
$buffer .= "</div>\n";
return $buffer;
}
if ($name == 'first_name' || $name == 'name') {
$buffer .= '<div class="tnp-field tnp-field-firstname">';
$buffer .= $this->_shortcode_label('name', $attrs);
$buffer .= '<input class="tnp-name" type="text" name="nn" value=""';
if (isset($attrs['placeholder'])) {
$buffer .= ' placeholder="' . esc_attr($attrs['placeholder']) . '"';
}
if ($this->form_options['name_rules'] == 1) {
$buffer .= ' required';
}
$buffer .= '>';
$buffer .= "</div>\n";
return $buffer;
}
if ($name == 'last_name' || $name == 'surname') {
$buffer .= '<div class="tnp-field tnp-field-surname">';
$buffer .= $this->_shortcode_label('surname', $attrs);
$buffer .= '<input class="tnp-surname" type="text" name="ns" value=""';
if (isset($attrs['placeholder'])) {
$buffer .= ' placeholder="' . esc_attr($attrs['placeholder']) . '"';
}
if ($this->form_options['surname_rules'] == 1) {
$buffer .= ' required';
}
$buffer .= '>';
$buffer .= '</div>';
return $buffer;
}
// Single list
if ($name == 'preference' || $name == 'list') {
if (!isset($attrs['number'])) {
return $this->build_field_admin_notice('List number not specified.');
}
$number = (int) $attrs['number'];
$list = $this->get_list($number, $language);
if (!$list) {
return $this->build_field_admin_notice('List ' . $number . ' is not configured, cannot be shown.');
}
if ($list->status == 0 || $list->forced) {
return $this->build_field_admin_notice('List ' . $number . ' is private or enforced cannot be shown.');
}
if (isset($attrs['hidden'])) {
return '<input type="hidden" name="nl[]" value="' . esc_attr($list->id) . '">';
}
$buffer .= '<div class="tnp-field tnp-field-checkbox tnp-field-list"><label for="nl' . esc_attr($list->id) . '">';
$buffer .= '<input type="checkbox" id="nl' . esc_attr($list->id) . '" name="nl[]" value="' . esc_attr($list->id) . '"';
if (isset($attrs['checked'])) {
$buffer .= ' checked';
}
$buffer .= '>';
if (isset($attrs['label'])) {
if ($attrs['label'] != '')
$buffer .= ' ' . esc_html($attrs['label']) . '</label>';
} else {
$buffer .= ' ' . esc_html($list->name) . '</label>';
}
$buffer .= "</div>\n";
return $buffer;
}
// All lists
if ($name == 'lists' || $name == 'preferences') {
$tmp = '';
$lists = $this->get_lists_for_subscription($language);
foreach ($lists as $list) {
$tmp .= '<div class="tnp-field tnp-field-checkbox tnp-field-list"><label for="nl' . $list->id . '">';
$tmp .= '<input type="checkbox" id="nl' . $list->id . '" name="nl[]" value="' . $list->id . '"';
if ($list->checked) {
$tmp .= ' checked';
}
$tmp .= '> ' . esc_html($list->name) . '</label>';
$tmp .= "</div>\n";
}
return $tmp;
}
// TODO: add the "not specified"
if ($name == 'sex' || $name == 'gender') {
$buffer .= '<div class="tnp-field tnp-field-gender">';
$buffer .= $this->_shortcode_label('sex', $attrs);
$buffer .= '<select name="nx" class="tnp-gender" id="tnp-gender">';
$buffer .= '<option value="m">' . esc_html($this->form_options['sex_male']) . '</option>';
$buffer .= '<option value="f">' . esc_html($this->form_options['sex_female']) . '</option>';
$buffer .= '</select>';
$buffer .= "</div>\n";
return $buffer;
}
if ($name == 'profile') {
if (!isset($attrs['number'])) {
return $this->build_field_admin_notice('Extra profile number not specified.');
}
$number = (int) $attrs['number'];
$profile = TNP_Profile_Service::get_profile_by_id($number, $language);
if (!$profile) {
return $this->build_field_admin_notice('Extra profile ' . $number . ' is not configured, cannot be shown.');
}
if ($profile->status == 0) {
return $this->build_field_admin_notice('Extra profile ' . $number . ' is private, cannot be shown.');
}
$size = isset($attrs['size']) ? $attrs['size'] : '';
$buffer .= '<div class="tnp-field tnp-field-profile">';
$buffer .= $this->_shortcode_label('profile_' . $profile->id, $attrs);
$placeholder = isset($attrs['placeholder']) ? $attrs['placeholder'] : $profile->placeholder;
// Text field
if ($profile->type == TNP_Profile::TYPE_TEXT) {
$buffer .= '<input class="tnp-profile tnp-profile-' . $number . '" id="tnp-profile_' . $number . '" type="text" size="' . esc_attr($size) . '" name="np' . $number . '" placeholder="' . esc_attr($placeholder) . '"';
if ($profile->is_required()) {
$buffer .= ' required';
}
$buffer .= '>';
}
// Select field
if ($profile->type == TNP_Profile::TYPE_SELECT) {
$buffer .= '<select class="tnp-profile tnp-profile-' . $number . '" id="tnp-profile_' . $number . '" name="np' . $number . '"';
if ($profile->is_required()) {
$buffer .= ' required';
}
$buffer .= '>';
if (!empty($placeholder)) {
$buffer .= '<option value="" selected disabled>' . esc_html($placeholder) . '</option>';
}
foreach ($profile->options as $option) {
$buffer .= '<option>' . esc_html(trim($option)) . '</option>';
}
$buffer .= "</select>\n";
}
$buffer .= "</div>\n";
return $buffer;
}
if (strpos($name, 'privacy') === 0) {
if (!isset($attrs['url'])) {
$attrs['url'] = $this->get_privacy_url();
}
if (!isset($attrs['label'])) {
$attrs['label'] = $this->form_options['privacy'];
}
$buffer .= '<div class="tnp-field tnp-field-checkbox tnp-field-privacy">';
$buffer .= '<input type="checkbox" name="ny" required class="tnp-privacy" id="tnp-privacy"> ';
$buffer .= '<label for="tnp-privacy">';
if (!empty($attrs['url'])) {
$buffer .= '<a target="_blank" href="' . esc_attr($attrs['url']) . '">';
}
$buffer .= $attrs['label'];
if (!empty($attrs['url'])) {
$buffer .= '</a>';
}
$buffer .= '</label>';
$buffer .= '</div>';
return $buffer;
}
}
/**
* Returns the form html code for subscription.
*
* @return string The html code of the subscription form
* @deprecated since version 6.6.0
*/
function get_subscription_form_html5($referrer = null, $action = null, $attrs = array()) {
return $this->get_subscription_form($referrer, $action, $attrs);
}
/**
* Builds the privacy field only for completely generated forms.
*
* @return string Empty id the privacy filed is not configured
*/
function get_privacy_field($pre_html = '', $post_html = '') {
$this->setup_form_options();
$privacy_status = (int) $this->form_options['privacy_status'];
if (empty($privacy_status)) {
return '';
}
$buffer = '<label>';
if ($privacy_status === 1) {
$buffer .= '<input type="checkbox" name="ny" required class="tnp-privacy"> ';
}
$url = $this->get_privacy_url();
if (!empty($url)) {
$buffer .= '<a target="_blank" href="' . esc_attr($url) . '">';
$buffer .= esc_attr($this->form_options['privacy']) . '</a>';
} else {
$buffer .= esc_html($this->form_options['privacy']);
}
$buffer .= "</label>";
return $pre_html . $buffer . $post_html;
}
/**
* Creates the hidden alternative optin field on custom form showing notices if used in the wrong
* way.
*
* @since 6.8.3
* @param string $optin Could be single or double, lowercase
* @return string The complete HTML field
*/
function build_optin_field($optin) {
if (empty($optin)) {
return '';
}
if ($optin !== 'double' && $optin !== 'single') {
return $this->build_field_admin_notice('The optin is set to an invalid value.');
}
if ($optin !== 'double' && $this->is_double_optin() && empty($this->options['optin_override'])) {
return $this->build_field_admin_notice('The optin is specified but cannot be overridden (see the subscription configiraton page).');
}
$b = '<input type="hidden" name="optin" value="' . esc_attr($optin) . '">' . "\n";
return $b;
}
/**
* The new standard form.
*
* @param type $referrer
* @param type $action
* @param type $attrs
* @return string
*/
function get_subscription_form($referrer = null, $action = null, $attrs = array()) {
$language = $this->get_current_language();
$options_profile = $this->get_options('profile', $language);
// Possible alternative form actions (used by...?)
if (isset($attrs['action'])) {
$action = $attrs['action'];
}
if (isset($attrs['referrer'])) {
$referrer = $attrs['referrer'];
}
$buffer = '';
if (empty($action)) {
$action = $this->build_action_url('s');
}
if ($referrer != 'widget') {
if (isset($attrs['class'])) {
$buffer .= '<div class="tnp tnp-subscription ' . $attrs['class'] . '">' . "\n";
} else {
$buffer .= '<div class="tnp tnp-subscription">' . "\n";
}
}
$buffer .= '<form method="post" action="' . esc_attr($action) . '" onsubmit="return newsletter_check(this)">' . "\n\n";
$buffer .= '<input type="hidden" name="nlang" value="' . esc_attr($language) . '">' . "\n";
if (!empty($attrs['optin'])) {
$buffer .= $this->build_optin_field($attrs['optin']);
}
if (!empty($referrer)) {
$buffer .= '<input type="hidden" name="nr" value="' . esc_attr($referrer) . '">' . "\n";
}
if (isset($attrs['confirmation_url'])) {
$buffer .= "<input type='hidden' name='ncu' value='" . esc_attr($attrs['confirmation_url']) . "'>\n";
}
// Compatibility
if (isset($attrs['list'])) {
$attrs['lists'] = $attrs['list'];
}
// Hidden lists
if (isset($attrs['lists'])) {
$arr = explode(',', $attrs['lists']);
foreach ($arr as $a) {
$buffer .= "<input type='hidden' name='nl[]' value='" . ((int) trim($a)) . "'>\n";
}
}
if ($options_profile['name_status'] == 2) {
$buffer .= '<div class="tnp-field tnp-field-firstname"><label>' . esc_html($options_profile['name']) . '</label>';
$buffer .= '<input class="tnp-firstname" type="text" name="nn" ' . ($options_profile['name_rules'] == 1 ? 'required' : '') . '></div>';
$buffer .= "\n";
}
if ($options_profile['surname_status'] == 2) {
$buffer .= '<div class="tnp-field tnp-field-lastname"><label>' . esc_html($options_profile['surname']) . '</label>';
$buffer .= '<input class="tnp-lastname" type="text" name="ns" ' . ($options_profile['surname_rules'] == 1 ? 'required' : '') . '></div>';
$buffer .= "\n";
}
$buffer .= '<div class="tnp-field tnp-field-email"><label>' . esc_html($options_profile['email']) . '</label>';
$buffer .= '<input class="tnp-email" type="email" name="ne" required></div>';
$buffer .= "\n";
if (isset($options_profile['sex_status']) && $options_profile['sex_status'] == 2) {
$buffer .= '<div class="tnp-field tnp-field-gender"><label>' . esc_html($options_profile['sex']) . '</label>';
$buffer .= '<select name="nx" class="tnp-gender"';
if ($options_profile['sex_rules'] == 1) {
$buffer .= ' required><option value=""></option>';
} else {
$buffer .= '><option value="n">' . esc_html($options_profile['sex_none']) . '</option>';
}
$buffer .= '<option value="m">' . esc_html($options_profile['sex_male']) . '</option>';
$buffer .= '<option value="f">' . esc_html($options_profile['sex_female']) . '</option>';
$buffer .= '</select></div>';
$buffer .= "\n";
}
$tmp = '';
$lists = $this->get_lists_for_subscription($language);
if (!empty($attrs['lists_field_layout']) && $attrs['lists_field_layout'] == 'dropdown') {
foreach ($lists as $list) {
$tmp .= '<option value="' . $list->id . '"';
if ($list->checked) {
$tmp .= ' selected';
}
$tmp .= '>' . esc_html($list->name) . '</option>';
$tmp .= "\n";
}
if (!empty($attrs['lists_field_empty_label'])) {
$tmp = '<option value="">' . $attrs['lists_field_empty_label'] . '</option>' . $tmp;
}
if (!empty($tmp)) {
$tmp = '<select class="tnp-lists" name="nl[]" required>' . $tmp . '</select>';
}
if (!empty($tmp)) {
$buffer .= '<div class="tnp-field tnp-lists">';
if (!empty($attrs['lists_field_label'])) {
$buffer .= '<label>' . $attrs['lists_field_label'] . '</label>';
}
$buffer .= $tmp . '</div>';
}
} else {
foreach ($lists as $list) {
$tmp .= '<div class="tnp-field tnp-field-list"><label><input class="tnp-preference" type="checkbox" name="nl[]" value="' . $list->id . '"';
if ($list->checked) {
$tmp .= ' checked';
}
$tmp .= '/> ' . esc_html($list->name) . '</label></div>';
}
if (!empty($tmp)) {
$buffer .= '<div class="tnp-lists">';
if (!empty($attrs['lists_field_label'])) {
$buffer .= '<label>' . $attrs['lists_field_label'] . '</label>';
}
$buffer .= $tmp . '</div>';
}
}
// Extra profile fields
for ($i = 1; $i <= NEWSLETTER_PROFILE_MAX; $i++) {
// Not for subscription form
if ($options_profile['profile_' . $i . '_status'] != 2) {
continue;
}
$buffer .= '<div class="tnp-field tnp-field-profile"><label>' .
esc_html($options_profile['profile_' . $i]) . '</label>';
// Text field
if ($options_profile['profile_' . $i . '_type'] == 'text') {
$buffer .= '<input class="tnp-profile tnp-profile-' . $i . '" type="text"' . ($options_profile['profile_' . $i . '_rules'] == 1 ? ' required' : '') . ' name="np' . $i . '">';
}
// Select field
if ($options_profile['profile_' . $i . '_type'] == 'select') {
$buffer .= '<select class="tnp-profile tnp-profile-' . $i . '" name="np' . $i . '" ' . ($options_profile['profile_' . $i . '_rules'] == 1 ? ' required' : '') . '>' . "\n";
$buffer .= "<option></option>\n";
$opts = explode(',', $options_profile['profile_' . $i . '_options']);
for ($j = 0; $j < count($opts); $j++) {
$buffer .= "<option>" . esc_html(trim($opts[$j])) . "</option>\n";
}
$buffer .= "</select>\n";
}
$buffer .= '</div>';
}
$extra = apply_filters('newsletter_subscription_extra', array());
foreach ($extra as $x) {
$label = $x['label'];
if (empty($label)) {
$label = ' ';
}
$name = '';
if (!empty($x['name'])) {
$name = $x['name'];
}
$buffer .= '<div class="tnp-field tnp-field-' . $name . '"><label>' . $label . "</label>";
$buffer .= $x['field'] . "</div>\n";
}
$buffer .= $this->get_privacy_field('<div class="tnp-field tnp-privacy-field">', '</div>');
$buffer .= '<div class="tnp-field tnp-field-button">';
$button_style = '';
if (!empty($attrs['button_color'])) {
$button_style = 'style="background-color:' . esc_attr($attrs['button_color']) . '"';
}
if (strpos($options_profile['subscribe'], 'http') === 0) {
$buffer .= '<input class="tnp-submit-image" type="image" src="' . esc_attr($options_profile['subscribe']) . '">' . "\n";
} else {
$buffer .= '<input class="tnp-submit" type="submit" value="' . esc_attr($options_profile['subscribe']) . '" ' . $button_style . '>' . "\n";
}
$buffer .= "</div>\n</form>\n";
if ($referrer != 'widget') {
$buffer .= "</div>\n";
}
return $buffer;
}
function get_profile_form($user) {
return NewsletterProfile::instance()->get_profile_form($user);
}
function get_form($number) {
$options = get_option('newsletter_forms');
$form = $options['form_' . $number];
$form = do_shortcode($form);
$action = $this->build_action_url('s');
if (stripos($form, '<form') === false) {
$form = '<form method="post" action="' . $action . '">' . $form . '</form>';
}
// For compatibility
$form = str_replace('{newsletter_url}', $action, $form);
$form = $this->replace_lists($form);
return $form;
}
/** Replaces on passed text the special tag {lists} that can be used to show the preferences as a list of checkbox.
* They are called lists but on configuration panel they are named preferences!
*
* @param string $buffer
* @return string
*/
function replace_lists($buffer) {
$checkboxes = '';
$lists = $this->get_lists_for_subscription($this->get_current_language());
foreach ($lists as $list) {
$checkboxes .= '<input type="checkbox" name="nl[]" value="' . $list->id . '"/> ' . $list->name . '<br />';
}
$buffer = str_replace('{lists}', $checkboxes, $buffer);
$buffer = str_replace('{preferences}', $checkboxes, $buffer);
return $buffer;
}
function notify_admin_on_subscription($user) {
if (empty($this->options['notify'])) {
return;
}
$message = $this->generate_admin_notification_message($user);
$email = trim($this->options['notify_email']);
$subject = $this->generate_admin_notification_subject('Newsletter subscription');
Newsletter::instance()->mail($email, $subject, array('html' => $message));
}
function get_subscription_form_minimal($attrs) {
$language = $this->get_current_language();
$this->setup_form_options();
if (!is_array($attrs)) {
$attrs = [];
}
$attrs = array_merge(array('class' => '', 'referrer' => 'minimal',
'button' => $this->form_options['subscribe'], 'button_color' => '',
'button_radius' => '', 'placeholder' => $this->form_options['email']), $attrs);
$form = '';
$form .= '<div class="tnp tnp-subscription-minimal ' . $attrs['class'] . '">';
$form .= '<form action="' . esc_attr($this->build_action_url('s')) . '" method="post">';
if (isset($attrs['optin'])) {
$form .= $this->build_optin_field($attrs['optin']);
}
if (isset($attrs['confirmation_url'])) {
$form .= "<input type='hidden' name='ncu' value='" . esc_attr($attrs['confirmation_url']) . "'>\n";
}
if (isset($attrs['lists'])) {
$arr = explode(',', $attrs['lists']);
foreach ($arr as $a) {
$form .= "<input type='hidden' name='nl[]' value='" . ((int) trim($a)) . "'>\n";
}
}
$form .= '<input type="hidden" name="nr" value="' . esc_attr($attrs['referrer']) . '">';
$form .= '<input type="hidden" name="nlang" value="' . esc_attr($language) . '">' . "\n";
$form .= '<input class="tnp-email" type="email" required name="ne" value="" placeholder="' . esc_attr($attrs['placeholder']) . '">';
$form .= '<input class="tnp-submit" type="submit" value="' . esc_attr($attrs['button']) . '"'
. ' style="background-color:' . esc_attr($attrs['button_color']) . '">';
$form .= $this->get_privacy_field('<div class="tnp_field tnp-privacy-field">', '</div>');
$form .= "</form></div>\n";
return $form;
}
function shortcode_newsletter_form($attrs, $content) {
if (isset($attrs['type']) && $attrs['type'] == 'minimal') {
return $this->get_subscription_form_minimal($attrs);
}
// Custom form using the [newsletter_field] shortcodes
if (!empty($content)) {
return $this->get_subscription_form_custom($attrs, $content);
}
// Custom form hand coded and saved in the custom forms option
if (isset($attrs['form'])) {
return $this->get_form((int) $attrs['form']);
}
// Custom hand coded form (as above, new syntax)
if (isset($attrs['number'])) {
return $this->get_form((int) $attrs['number']);
}
return $this->get_subscription_form(null, null, $attrs);
}
/**
*
* @global wpdb $wpdb
* @param array $attrs
* @param string $content
* @return string
*/
function shortcode_newsletter($attrs, $content) {
global $wpdb;
$message_key = $this->get_message_key_from_request();
if ($message_key == 'confirmation') {
$user = $this->get_user_from_request(false, 'preconfirm');
} else {
$user = $this->get_user_from_request();
}
$message = apply_filters('newsletter_page_text', '', $message_key, $user);
$options = $this->get_options('', $this->get_current_language($user));
if (empty($message)) {
$message = $options[$message_key . '_text'];
// TODO: the if can be removed
if ($message_key == 'confirmed') {
$message .= $options[$message_key . '_tracking'];
}
}
// Now check what form must be added
if ($message_key == 'subscription') {
// Compatibility check
if (stripos($message, '<form') !== false) {
$message .= $this->get_form_javascript();
$message = str_ireplace('<form', '<form method="post" action="' . esc_attr($this->get_subscribe_url()) . '" onsubmit="return newsletter_check(this)"', $message);
} else {
if (strpos($message, '{subscription_form') === false) {
$message .= '{subscription_form}';
}
if (isset($attrs['form'])) {
$message = str_replace('{subscription_form}', $this->get_form($attrs['form']), $message);
} else {
$message = str_replace('{subscription_form}', $this->get_subscription_form('page', null, $attrs), $message);
}
}
}
$email = $this->get_email_from_request();
$message = $this->replace($message, $user, $email, 'page');
$message = do_shortcode($message);
if (isset($_REQUEST['alert'])) {
// slashes are already added by wordpress!
$message .= '<script>alert("' . esc_js(strip_tags($_REQUEST['alert'])) . '");</script>';
}
return $message;
}
}
NewsletterSubscription::instance();
// Compatibility code
/**
* @deprecated
* @param int $number
*/
function newsletter_form($number = null) {
if ($number != null) {
echo NewsletterSubscription::instance()->get_form($number);
} else {
echo NewsletterSubscription::instance()->get_subscription_form();
}
}