/**
* Initialize the public part of the plugin on every front-end page:
* Determine how the popup is loaded.
*
* @since 4.6
*/
public function init_public()
{
// Load plugin settings.
$settings = IncPopupDatabase::get_settings();
// Initialize javascript-data.
$this->script_data['ajaxurl'] = '';
$this->script_data['do'] = 'get_data';
$this->script_data['ajax_data'] = array();
// Find the current loading method.
$cur_method = isset($settings['loadingmethod']) ? $settings['loadingmethod'] : 'ajax';
if (empty($cur_method)) {
$cur_method = 'ajax';
}
if (isset($_POST['_po_method_'])) {
$cur_method = $_POST['_po_method_'];
}
/*
* Apply the specific loading method to include the popup on the page.
* Details to the loading methods are documented in the header comment
* of the "load_method_xyz()" functions.
*/
switch ($cur_method) {
case 'ajax':
// former 'external'
$this->load_method_ajax();
break;
case 'front':
// former 'frontloading'
$this->load_method_front();
if (isset($_GET['action']) && 'inc_popup' == $_GET['action']) {
$this->ajax_load_popup();
}
break;
case 'footer':
$this->load_method_footer();
break;
case 'raw':
// Set via form field "_po_method_"
$this->load_method_raw();
break;
default:
/**
* Custom loading handler can be processed by an add-on.
*/
do_action('popup-init-loading-method', $cur_method, $this);
break;
}
}
/**
* Parses the specified content and looks for shortcodes that are not
* compatible with the current PopUp loading method.
*
* The function does not return a value, but if incompatible shortcodes are
* detected a new Admin Notification will be generated which is displayed to
* the user after the page has finished loading.
*
* @since 4.7.0
* @param string $content
*/
public static function validate_shortcodes($content)
{
$settings = IncPopupDatabase::get_settings();
$method = isset($settings['loadingmethod']) ? $settings['loadingmethod'] : 'ajax';
// Check for specific/frequently used shortcodes.
if ('footer' !== $method && preg_match('#\\[gravityforms?(\\s.*?\\]|\\])#', $content)) {
lib2()->ui->admin_message(sprintf(__('You are using Gravity Forms inside this PopUp. It is best to switch to the <a href="%s">loading method</a> "Page Footer" to ensure the form works as expected.', PO_LANG), 'edit.php?post_type=' . IncPopupItem::POST_TYPE . '&page=settings'), 'err');
}
// General check for shortcode incompatibility
switch ($method) {
case 'ajax':
case 'anonymous':
// Check if the content contains any of the Front-Shortcodes:
$check = IncPopupAddon_HeaderFooter::check();
$content = do_shortcode($content);
foreach ($check->shortcodes as $code) {
$match = array();
if (preg_match('#\\[' . $code . '(\\s.*?\\]|\\])#', $content, $match)) {
lib2()->ui->admin_message(sprintf(__('Shortcode <code>%s</code> requires a different <a href="%s">loading method</a> to work.<br />Try "Page Footer", though sometimes the method "Custom AJAX" also works (please test the result)', PO_LANG), $match[0], 'edit.php?post_type=' . IncPopupItem::POST_TYPE . '&page=settings'), 'err');
}
}
break;
case 'footer':
case 'front':
// Nothing needs to be validated here...
break;
default:
//lib2()->ui->admin_message( 'Shortcode-Check not defined for: ' . $method );
}
}
<?php
global $shortcode_tags;
// Theme compatibility.
$theme_compat = IncPopupAddon_HeaderFooter::check();
$settings = IncPopupDatabase::get_settings();
$cur_method = $settings['loadingmethod'];
// Shortcodes with restrictions.
$limited = array('app_.*', '.*-form.*', '.*_form.*');
$shortcodes = array();
// Add Admin-Shortcodes to the list.
foreach ($shortcode_tags as $code => $handler) {
if (!isset($shortcodes[$code])) {
$shortcodes[$code] = '';
}
$shortcodes[$code] .= 'sc-admin ';
}
// Add Front-End Shortcodes to the list.
foreach ($theme_compat->shortcodes as $code) {
if (!isset($shortcodes[$code])) {
$shortcodes[$code] = '';
}
$shortcodes[$code] .= 'sc-front ';
}
foreach ($shortcodes as $code => $compat) {
foreach ($limited as $pattern) {
if (preg_match('/^' . $pattern . '$/i', $code)) {
$shortcodes[$code] = $compat . 'sc-limited ';
}
}
}
/**
* Called every time the settings page is loaded. Saves changes.
*
* @since 4.6.0
*/
public static function handle_settings_update()
{
lib2()->array->equip_post('action', 'po_option');
if ('updatesettings' == $_POST['action']) {
check_admin_referer('update-popup-settings');
$old_settings = IncPopupDatabase::get_settings();
$settings = array();
$settings['loadingmethod'] = $_POST['po_option']['loadingmethod'];
if (isset($_POST['po_option']['geo_lookup'])) {
$settings['geo_lookup'] = $_POST['po_option']['geo_lookup'];
$settings['geo_db'] = 'geo_db' === $settings['geo_lookup'];
}
$rules = $_POST['po_option']['rules'];
if (!is_array($rules)) {
$rules = array();
}
$settings['rules'] = array_keys($rules);
IncPopupDatabase::set_settings($settings);
lib2()->ui->admin_message(__('Your settings have been updated.', PO_LANG));
$redirect_url = esc_url_raw(remove_query_arg(array('message', 'count'), wp_get_referer()));
wp_safe_redirect($redirect_url);
die;
}
}
/**
* Loads the active Add-On files.
*
* @since 4.6
*/
public static function load_optional_files()
{
$settings = IncPopupDatabase::get_settings();
if ($settings['geo_db']) {
IncPopupAddon_GeoDB::init();
}
// $available uses apply_filter to customize the results.
$available = self::get_rules();
foreach ($available as $rule) {
$path = PO_INC_DIR . 'rules/' . $rule;
if (in_array($rule, $settings['rules']) && file_exists($path)) {
include_once $path;
}
}
}
/**
* Returns the lookup-service details
*
* @since 4.6.1.1
* @return object Service object for geo lookup
*/
protected static function get_service($type = null)
{
$service = false;
if (null === $type) {
// Default service.
if (defined('PO_REMOTE_IP_URL') && strlen(PO_REMOTE_IP_URL) > 5) {
$type = '';
} else {
$settings = IncPopupDatabase::get_settings();
$type = @$settings['geo_lookup'];
}
}
if ('' == $type) {
$service = (object) array('url' => PO_REMOTE_IP_URL, 'label' => 'wp-config.php', 'type' => 'text');
} else {
if ('geo_db' === $type) {
$service = (object) array('url' => 'db', 'label' => __('Local IP Lookup Table', PO_LANG), 'type' => 'text');
} else {
$geo_service = IncPopupDatabase::get_geo_services();
$service = @$geo_service[$type];
}
}
return $service;
}
/**
* Replaces selectors in the PopUp HTML/CSS code
*
* @since 1.0.0
* @param array $data Data collection that is printed to javascript.
* @param IncPopupItem $popup The original popup object.
* @return array Modified data collection.
*/
public static function filter_script_data($script_data, $popup)
{
$settings = IncPopupDatabase::get_settings();
if (self::METHOD != $settings['loadingmethod']) {
return $script_data;
}
if (!empty($script_data['html']) && !empty($script_data['styles'])) {
$script_data['html'] = self::_filter($script_data['html'], true);
$script_data['styles'] = self::_filter($script_data['styles']);
}
return $script_data;
}