*/
class Advanced_Exchange_Rates
{
const ALREADY_BOOTSTRAPED = 1 ;
const DEPENDENCIES_UNSATISFIED = 2 ;
const NOT_CONNECTED = 3 ;
/**
* Filepath of main plugin file.
*
* @var string
*/
public $file ;
/**
* Plugin version.
*
* @var string
*/
public $version ;
/**
* Absolute plugin path.
*
* @var string
*/
public $plugin_path ;
/**
* Absolute plugin URL.
*
* @var string
*/
public $plugin_url ;
/**
* Absolute path to plugin includes dir.
*
* @var string
*/
public $includes_path ;
/**
* Flag to indicate the plugin has been boostrapped.
*
* @var bool
*/
private $_bootstrapped = false ;
/**
* Plugin name.
*
* @var string
*/
private $plugin_name = 'Advanced Exchange Rates for WooCommerce Multilingual' ;
/**
* Constructor.
*
* @param string $file Filepath of main plugin file.
* @param string $version Plugin version.
*/
public function __construct( $file, $version )
{
$this->file = $file;
$this->version = $version;
// Path.
$this->plugin_path = trailingslashit( plugin_dir_path( $this->file ) );
$this->plugin_url = trailingslashit( plugin_dir_url( $this->file ) );
$this->includes_path = $this->plugin_path . trailingslashit( 'includes' );
// Updates.
if ( version_compare( $version, get_option( 'aer_version' ), '>' ) ) {
$this->run_updater( $version );
}
}
/**
* Handle updates.
*
* @param string $new_version New version of the plugin.
*/
private function run_updater( $new_version )
{
// Future updates should run here.
// Update the plugin version.
update_option( 'aer_version', $new_version );
}
/**
* Maybe run the plugin.
*/
public function maybe_run()
{
add_action( 'plugins_loaded', array( $this, 'bootstrap' ) );
add_action( 'init', array( $this, 'load_plugin_textdomain' ) );
add_action( 'init', array( $this, 'add_exchange_rate_services' ) );
add_filter( 'plugin_action_links_' . plugin_basename( $this->file ), array( $this, 'plugin_action_links' ) );
}
/**
* Bootstrap and try to check if plugin could run.
*
* @return void
* @since 1.0.0
*/
public function bootstrap()
{
try {
if ( $this->_bootstrapped ) {
throw new Exception( __( '%1$s in %2$s plugin can only be called once', 'advanced-exchange-rates' ), self::ALREADY_BOOTSTRAPED );
}
$this->_check_dependencies();
$this->_bootstrapped = true;
delete_option( 'aer_bootstrap_warning_message' );
} catch ( Exception $e ) {
if ( in_array( $e->getCode(), array( self::ALREADY_BOOTSTRAPED, self::DEPENDENCIES_UNSATISFIED ) ) ) {
update_option( 'aer_bootstrap_warning_message', $e->getMessage() );
}
add_action( 'admin_notices', array( $this, 'show_bootstrap_warning' ) );
}
}
public function show_bootstrap_warning()
{
$dependencies_message = get_option( 'aer_bootstrap_warning_message', '' );
if ( !empty($dependencies_message) ) {
?>
plugin_name ), self::DEPENDENCIES_UNSATISFIED );
}
if ( version_compare( WC()->version, '2.5', '<' ) ) {
throw new Exception( sprintf( __( '%s requires WooCommerce version 2.5 or greater', 'advanced-exchange-rates' ), $this->plugin_name ), self::DEPENDENCIES_UNSATISFIED );
}
if ( !defined( 'ICL_SITEPRESS_VERSION' ) ) {
throw new Exception( sprintf( __( '%s requires WPML to be activated', 'advanced-exchange-rates' ), $this->plugin_name ), self::DEPENDENCIES_UNSATISFIED );
}
if ( !defined( 'WCML_VERSION' ) ) {
throw new Exception( sprintf( __( '%s requires WooCommerce Multilingual to be activated', 'advanced-exchange-rates' ), $this->plugin_name ), self::DEPENDENCIES_UNSATISFIED );
}
}
/**
* Load localisation files.
*/
public function load_plugin_textdomain()
{
load_plugin_textdomain( 'advanced-exchange-rates', false, plugin_basename( $this->plugin_path ) . '/languages' );
}
/**
* Add exchange rate services.
*/
public function add_exchange_rate_services()
{
// WCML not installed & active.
if ( !defined( 'WCML_VERSION' ) ) {
return false;
}
global $woocommerce_wpml ;
require_once 'exchange-rates-services/exchangeratesapi.php';
$woocommerce_wpml->multi_currency->exchange_rate_services->add_service( 'exchangeratesapi', new Advanced_Exchange_Rates_Exchange_Rates_API() );
}
/**
* Return state of WCML multi currency mode.
*
* @return bool If multi currency mode enabled or not
*/
public static function enabled()
{
// WCML not installed & active.
if ( !defined( 'WCML_VERSION' ) ) {
return false;
}
// If multi-currency mode not enabled.
global $woocommerce_wpml ;
if ( 0 == $woocommerce_wpml->settings['enable_multi_currency'] ) {
return false;
}
return true;
}
/**
* Add relevant links to plugins page.
*
* @param array $links Plugin action links.
*
* @return array Plugin action links.
*/
public function plugin_action_links( $links )
{
$plugin_links = array();
if ( defined( 'WCML_VERSION' ) ) {
$plugin_links[] = '' . esc_html__( 'Settings', 'advanced-exchange-rates' ) . '';
}
$plugin_links[] = '' . esc_html__( 'Docs', 'advanced-exchange-rates' ) . '';
return array_merge( $plugin_links, $links );
}
}