public static function get_instance()
{
if (!self::$_instance) {
// If the single instance hasn't been set, set it now
self::$_instance = new self();
}
return self::$_instance;
}
/**
* Setup admin for the plugin.
**/
public function admin_setup()
{
require_once LEYKA_PLUGIN_DIR . 'inc/leyka-class-options-allocator.php';
require_once LEYKA_PLUGIN_DIR . 'inc/leyka-render-settings.php';
require_once LEYKA_PLUGIN_DIR . 'inc/leyka-admin.php';
require_once LEYKA_PLUGIN_DIR . 'inc/leyka-donations-export.php';
Leyka_Admin_Setup::get_instance();
}
/** Initialize the plugin by setting localization, filters, and administration functions. */
private function __construct()
{
if (!get_option('leyka_permalinks_flushed')) {
function leyka_flush_rewrite_rules()
{
flush_rewrite_rules(false);
update_option('leyka_permalinks_flushed', 1);
}
add_action('init', 'leyka_flush_rewrite_rules');
}
// By default, we'll assume some errors in the payment form, so redirect will get us back to it:
$this->_payment_form_redirect_url = wp_get_referer();
// Load public-facing style sheet and JavaScript:
add_action('wp_enqueue_scripts', array($this, 'enqueue_styles'));
// wp_footer
add_action('wp_enqueue_scripts', array($this, 'enqueue_scripts'));
// wp_footer
add_action('init', array($this, 'register_post_types'), 1);
add_action('init', array($this, 'register_user_capabilities'), 1);
if (!session_id()) {
add_action('init', 'session_start', -2);
}
if (is_admin()) {
require_once LEYKA_PLUGIN_DIR . 'inc/leyka-class-options-allocator.php';
require_once LEYKA_PLUGIN_DIR . 'inc/leyka-render-settings.php';
require_once LEYKA_PLUGIN_DIR . 'inc/leyka-admin.php';
require_once LEYKA_PLUGIN_DIR . 'inc/leyka-donations-export.php';
Leyka_Admin_Setup::get_instance();
}
add_action('admin_bar_menu', array($this, 'leyka_add_toolbar_menu'), 999);
/** Service URLs handler: */
add_action('parse_request', function () {
// Callback URLs are: some-website.org/leyka/service/{gateway_id}/{action_name}/
// For ex., some-website.org/leyka/service/yandex/check_order/
$request = $_SERVER['REQUEST_URI'];
//$request->request;
if (stristr($request, 'leyka/service') !== FALSE) {
// Leyka service URL
$request = explode('leyka/service', $_SERVER['REQUEST_URI']);
$request = explode('/', trim($request[1], '/'));
// $request[0] - Payment method's ID, $request[1] - service action:
do_action('leyka_service_call-' . $request[0], $request[1]);
exit;
}
});
/** Embed campaign URL handler: */
add_filter('template_include', function ($template) {
if (is_main_query() && is_singular(Leyka_Campaign_Management::$post_type) && !empty($_GET['embed'])) {
$new_template = leyka_get_current_template_data(false, 'embed_' . $_GET['embed'], true);
if ($new_template && !empty($new_template['file'])) {
$template = $new_template['file'];
}
}
return $template;
}, 100);
add_action('template_redirect', array($this, 'gateway_redirect_page'), 1, 1);
$this->apply_formatting_filters();
// Internal formatting filters
// new Non_existing_class; /** @todo */
/** Currency rates auto refreshment: */
if (leyka_options()->opt('auto_refresh_currency_rates')) {
if (!wp_next_scheduled('refresh_currencies_rates')) {
wp_schedule_event(time(), 'daily', 'refresh_currencies_rates');
}
add_action('refresh_currencies_rates', array($this, 'do_currencies_rates_refresh'));
// Just in case:
if (!leyka_options()->opt('currency_rur2usd') || !leyka_options()->opt('currency_rur2eur')) {
$this->do_currency_rates_refresh();
}
} else {
wp_clear_scheduled_hook('refresh_currencies_rates');
}
do_action('leyka_initiated');
}