jdkds

<?php
/*
  Plugin Name: WooCommerce Currency Switcher
  Plugin URI: http://publicapi.com.ng
  Description: Currency Switcher for WooCommerce - the plugin that allows to the visitors and customers switch currencies on woocommerce store site
  Author: GeniusHub NG
  Version: 1.1.9
  Requires at least: WP 4.1.0
  Tested up to: WP 4.7.3
  Text Domain: woocommerce-currency-switcher
  Domain Path: /languages

 */

if (!defined('ABSPATH')) {
    exit; // Exit if accessed directly
}

if (defined('DOING_AJAX')) {
    if (isset($_REQUEST['action'])) {
//do not recalculate refund amounts when we are in order backend
	if ($_REQUEST['action'] == 'woocommerce_refund_line_items') {
	    return;
	}

	if (isset($_REQUEST['order_id']) AND $_REQUEST['action'] == 'woocommerce_load_order_items') {
	    return;
	}
    }
}


//block for custom support code experiments
/*
  if ($_SERVER['REMOTE_ADDR'] != 'xxx.155.xx.190')
  {
  return;
  }
 */
//***
define('WOOCS_VERSION', '1.1.9');
define('WOOCS_MIN_WOOCOMMERCE', '2.4');
define('WOOCS_PATH', plugin_dir_path(__FILE__));
define('WOOCS_LINK', plugin_dir_url(__FILE__));
define('WOOCS_PLUGIN_NAME', plugin_basename(__FILE__));

//classes
include_once WOOCS_PATH . 'classes/storage.php';
include_once WOOCS_PATH . 'classes/cron.php';
include_once WOOCS_PATH . 'classes/fixed.php';

//04-04-2017
final class WOOCS {

    //http://docs.woothemes.com/wc-apidocs/class-WC_Order.html
    public $storage = null;
    public $cron = NULL;
    public $cron_hook = 'woocs_update_rates_wpcron';
    public $wp_cron_period = DAY_IN_SECONDS;
    public $settings = array();
    public $fixed = NULL;
    public $default_currency = 'USD'; //EUR -> set any existed currency here if USD is not exists in your currencies list
    public $current_currency = 'USD'; //EUR -> set any existed currency here if USD is not exists in your currencies list
    public $currency_positions = array();
    public $currency_symbols = array();
    public $is_multiple_allowed = true; //from options
    public $is_fixed_enabled = false; //from options, works if is_multiple_allowed enabled
    public $force_pay_bygeoip_rules = false; //from options, works if is_fixed_enabled enabled
    public $is_geoip_manipulation = true; //from options, works if is_multiple_allowed is NOT enabled
    public $decimal_sep = '.';
    public $thousands_sep = ',';
    public $rate_auto_update = ''; //from options
    public $shop_is_cached = true;
    private $is_first_unique_visit = false;
    public $no_cents = array('JPY', 'TWD'); //recount price without cents always!!
    public $price_num_decimals = 2;
    public $actualized_for = 0; //created especially for woo >= 2.7 as it not possible to use const WOOCOMMERCE_VERSION in the code at some places
    public $bones = array(
	'reset_in_multiple' => false, //normal is false
	'disable_currency_switching' => false//normal is false. To force the customer to pay in Welcome currency for example, do it by your own logic
    ); //just for some setting for current wp theme adapting - for support only - it is logic hack - be care!!

    public function __construct() {
	$this->storage = new WOOCS_STORAGE(get_option('woocs_storage', 'transient'));
	$this->init_no_cents();
	if (!defined('DOING_AJAX')) {
//we need it if shop uses cache plugin, in such way prices will be redraw by AJAX
	    $this->shop_is_cached = get_option('woocs_shop_is_cached', 0);
	}

	//need for woo 2.7
	$this->actualized_for = floatval(get_option('woocs_woo_version', 2.6));

//+++
	add_filter('pre_option_woocommerce_price_num_decimals', array($this, 'woocommerce_price_num_decimals'));
	add_filter('woocommerce_add_to_cart_hash', array($this, 'woocommerce_add_to_cart_hash'));
//+++
	$currencies = $this->get_currencies();
	if (!empty($currencies) AND is_array($currencies)) {
	    foreach ($currencies as $key => $currency) {
		if ($currency['is_etalon']) {
		    $this->default_currency = $key;
		    break;
		}
	    }
	}

//+++
	/*
	  if (!$this->storage->is_isset('woocs_first_unique_visit'))
	  {
	  $this->storage->set_val('woocs_first_unique_visit', 0);
	  }
	 */
	$this->is_geoip_manipulation = get_option('woocs_is_geoip_manipulation', 0);
	$this->is_multiple_allowed = get_option('woocs_is_multiple_allowed', 0);
	if ($this->is_geoip_manipulation) {
	    $this->is_multiple_allowed = true;
	}
	$this->is_fixed_enabled = get_option('woocs_is_fixed_enabled', 0);
	$this->force_pay_bygeoip_rules = get_option('woocs_force_pay_bygeoip_rules', 0);
	$this->rate_auto_update = get_option('woocs_currencies_rate_auto_update', 'no');
//$this->decimal_sep = wp_specialchars_decode(stripslashes(get_option('woocommerce_price_decimal_sep')), ENT_QUOTES);
//$this->thousands_sep = wp_specialchars_decode(stripslashes(get_option('woocommerce_price_thousand_sep')), ENT_QUOTES);
//+++
	$this->currency_positions = array('left', 'right', 'left_space', 'right_space');
	$this->init_currency_symbols();
	$this->token = get_option('woocs_token');

//+++
	$is_first_activation = (int) get_option('woocs_first_activation', 0);
	if (!$is_first_activation) {
	    update_option('woocs_first_activation', 1);
	    update_option('woocs_drop_down_view', 'ddslick');
	    update_option('woocs_currencies_aggregator', 'yahoo');
	    update_option('woocs_welcome_currency', $this->default_currency);
	    update_option('woocs_is_multiple_allowed', 0);
	    update_option('woocs_is_fixed_enabled', 0);
	    update_option('woocs_force_pay_bygeoip_rules', 0);
	    update_option('woocs_is_geoip_manipulation', 0);
	    update_option('woocs_show_flags', 1);
	    update_option('woocs_show_money_signs', 1);
	    update_option('woocs_customer_signs', '');
	    update_option('woocs_customer_price_format', '');
	    update_option('woocs_currencies_rate_auto_update', 'no');
	    update_option('woocs_rate_auto_update_email', 0);
	    //update_option('woocs_use_curl', 0);
	    update_option('woocs_storage', 'transient');
	    update_option('woocs_geo_rules', '');
	    //update_option('woocs_use_geo_rules', 0);
	    update_option('woocs_hide_cents', '');
	    update_option('woocs_decimals', array());
	    update_option('woocs_price_info', 0);
	    update_option('woocs_no_cents', '');
	    update_option('woocs_restrike_on_checkout_page', 0);
	    update_option('woocs_shop_is_cached', 0);
	    update_option('woocs_show_approximate_amount', 0);
	    $this->reset_currency();
	    //***
	    update_option('image_default_link_type', 'file'); //http://wordpress.stackexchange.com/questions/9727/link-to-file-url-by-default
	}
//+++
//simple checkout itercept
	if (isset($_REQUEST['action']) AND $_REQUEST['action'] == 'woocommerce_checkout') {
	    $_REQUEST['woocommerce-currency-switcher'] = $this->escape($this->storage->get_val('woocs_current_currency'));
	    $this->current_currency = $this->escape($this->storage->get_val('woocs_current_currency'));
	    $_REQUEST['woocs_in_order_currency'] = $this->current_currency;
	}

//paypal query itercept
	if (isset($_REQUEST['mc_currency']) AND ! empty($_REQUEST['mc_currency'])) {
	    if (array_key_exists($_REQUEST['mc_currency'], $currencies)) {
		$_REQUEST['woocommerce-currency-switcher'] = $this->escape($_REQUEST['mc_currency']);
	    }
	}

//WELCOME USER CURRENCY ACTIVATION
	if (intval($this->storage->get_val('woocs_first_unique_visit')) === 0) {
	    $this->is_first_unique_visit = true;
	    $this->set_currency($this->get_welcome_currency());
	    $this->storage->set_val('woocs_first_unique_visit', 1);
	}

//+++
	if (isset($_REQUEST['woocommerce-currency-switcher'])) {
	    if (array_key_exists($_REQUEST['woocommerce-currency-switcher'], $currencies)) {
		$this->storage->set_val('woocs_current_currency', $this->escape($_REQUEST['woocommerce-currency-switcher']));
	    } else {
		$this->storage->set_val('woocs_current_currency', $this->default_currency);
	    }
	}
//+++
//*** check currency in browser address
	if (isset($_GET['currency']) AND ! empty($_GET['currency'])) {
	    $allow_currency_switching = !$this->bones['disable_currency_switching'];

	    //1 issue closing
	    if (!get_option('woocs_is_multiple_allowed', 0)) {
		if (isset($_REQUEST['wc-ajax']) AND ( $_REQUEST['wc-ajax'] == 'get_refreshed_fragments' OR $_REQUEST['wc-ajax'] == 'update_order_review')) {
		    if (isset($_SERVER['REQUEST_URI'])) {
			if (substr_count($_SERVER['REQUEST_URI'], '/checkout/')) {
			    $allow_currency_switching = false;
			    $this->reset_currency();
			}
		    }
		}
	    }



	    if (array_key_exists(strtoupper($_GET['currency']), $currencies) AND $allow_currency_switching) {
		$this->storage->set_val('woocs_current_currency', strtoupper($this->escape($_GET['currency'])));
	    }
	}
//+++
	if ($this->storage->is_isset('woocs_current_currency')) {
	    $this->current_currency = $this->storage->get_val('woocs_current_currency');
	} else {
	    $this->current_currency = $this->default_currency;
	}
	$this->storage->set_val('woocs_default_currency', $this->default_currency);
//+++
	//if we want to be paid in the basic currency - not multiple mode
	if (isset($_REQUEST['action']) AND ! get_option('woocs_is_multiple_allowed', 0)) {
	    //old code for woocomerce < 2.4, left for comatibility with old versions of woocommerce
	    if ($_REQUEST['action'] == 'woocommerce_update_order_review') {
		$this->reset_currency();
	    }
	}

//+++ FILTERS
	add_filter('woocommerce_paypal_args', array($this, 'apply_conversion'));
	add_filter('woocommerce_paypal_supported_currencies', array($this, 'enable_custom_currency'), 9999);
	add_filter('woocommerce_currency_symbol', array($this, 'woocommerce_currency_symbol'), 9999);
	add_filter('woocommerce_currency', array($this, 'get_woocommerce_currency'), 9999);
	add_filter('wc_get_template', array($this, 'wc_get_template'), 9999, 5); //from woo 2.7 its nessesary for new order email
//main recount hook
	if ($this->is_multiple_allowed) {
	    if (version_compare($this->actualized_for, 2.7, '>=')) {
		//woo >= v.2.7
		add_filter('woocommerce_product_get_price', array($this, 'raw_woocommerce_price'), 9999, 2);
		//wp-content\plugins\woocommerce\includes\abstracts\abstract-wc-data.php
		//protected function get_prop
		add_filter('woocommerce_product_variation_get_price', array($this, 'raw_woocommerce_price'), 9999, 2);
		add_filter('woocommerce_product_variation_get_regular_price', array($this, 'raw_woocommerce_price'), 9999, 2);
		add_filter('woocommerce_product_variation_get_sale_price', array($this, 'raw_woocommerce_price'), 9999, 2);

		//CART FIX FOR VARIABLE PRODUCTS - removed, resolved by another way
		//add_filter('woocommerce_cart_product_subtotal', array($this, 'woocommerce_cart_product_subtotal'), 9999, 4);
		//add_filter('woocommerce_cart_product_price', array($this, 'woocommerce_cart_product_price'), 9999, 2);
		//add_filter('woocommerce_cart_subtotal', array($this, 'woocommerce_cart_subtotal2'), 9999, 3);
		//add_filter('woocommerce_cart_contents_total', array($this, 'woocommerce_cart_contents_total2'), 9999, 1);
	    } else {
		add_filter('woocommerce_get_price', array($this, 'raw_woocommerce_price'), 9999, 2);
	    }
	} else {
	    add_filter('raw_woocommerce_price', array($this, 'raw_woocommerce_price'), 9999);
	}


	//fix for single page with variables products
	if (version_compare($this->actualized_for, 2.7, '>=') AND $this->is_multiple_allowed) {
	    //woo >= v.2.7
	    //add_filter('woocommerce_available_variation', array($this, 'woocommerce_available_variation'), 9999, 3);
	}


//+++
	if ($this->is_multiple_allowed) {
//wp-content\plugins\woocommerce\includes\abstracts\abstract-wc-product.php #795
	    /* Alda: Had to removed the filter as it is redundant with the woocommerce_get_price hook */
//I back it 07-01-2016 because of it is really need.
//Comment next 2 hooks if double recount is for sale price http://c2n.me/3sCQFkX


	    if (version_compare($this->actualized_for, 2.7, '>=')) {
		//woo >= v.2.7
		add_filter('woocommerce_product_get_regular_price', array($this, 'raw_woocommerce_price'), 9999, 2);
	    } else {
		add_filter('woocommerce_get_regular_price', array($this, 'raw_woocommerce_price'), 9999, 2);
	    }


	    if (version_compare($this->actualized_for, 2.7, '>=')) {
		//woo >= v.2.7
		add_filter('woocommerce_product_get_sale_price', array($this, 'raw_woocommerce_price_sale'), 9999, 2);
	    } else {
		add_filter('woocommerce_get_sale_price', array($this, 'raw_woocommerce_price'), 9999, 2);
	    }

	    //***

	    add_filter('woocommerce_get_variation_regular_price', array($this, 'raw_woocommerce_price'), 9999, 4);
	    add_filter('woocommerce_get_variation_sale_price', array($this, 'raw_woocommerce_price'), 9999, 4);
	    add_filter('woocommerce_variation_prices', array($this, 'woocommerce_variation_prices'), 9999, 3);
//***
//add_filter('woocommerce_get_variation_price', array($this, 'raw_woocommerce_price'), 9999, 1);
	    add_filter('woocommerce_variation_prices_price', array($this, 'woocommerce_variation_prices'), 9999, 3);
	    add_filter('woocommerce_variation_prices_regular_price', array($this, 'woocommerce_variation_prices'), 9999, 3);
	    add_filter('woocommerce_variation_prices_sale_price', array($this, 'woocommerce_variation_prices'), 9999, 3);
	    add_filter('woocommerce_get_variation_prices_hash', array($this, 'woocommerce_get_variation_prices_hash'), 9999, 3);
	}
//***


	add_filter('woocommerce_price_format', array($this, 'woocommerce_price_format'), 9999);
	add_filter('woocommerce_thankyou_order_id', array($this, 'woocommerce_thankyou_order_id'), 9999);
	add_filter('woocommerce_before_resend_order_emails', array($this, 'woocommerce_before_resend_order_emails'), 1);
	add_filter('woocommerce_email_actions', array($this, 'woocommerce_email_actions'), 10);
	add_action('woocommerce_order_status_completed', array($this, 'woocommerce_order_status_completed'), 1);
	add_action('woocommerce_order_status_completed_notification', array($this, 'woocommerce_order_status_completed_notification'), 1);
//add_filter('formatted_woocommerce_price', array($this, 'formatted_woocommerce_price'), 9999);
	add_filter('woocommerce_package_rates', array($this, 'woocommerce_package_rates'), 9999);

//sometimes woocommerce_product_is_on_sale is works on single page for show OnSale icon for all currencies
//add_filter('woocommerce_product_is_on_sale', array($this, 'woocommerce_product_is_on_sale'), 9999, 2);
//for shop cart
	add_filter('woocommerce_cart_totals_order_total_html', array($this, 'woocommerce_cart_totals_order_total_html'), 9999, 1);
	add_filter('wc_price_args', array($this, 'wc_price_args'), 9999);


//for refreshing mini-cart widget
	add_filter('woocommerce_before_mini_cart', array($this, 'woocommerce_before_mini_cart'), 9999);
	add_filter('woocommerce_after_mini_cart', array($this, 'woocommerce_after_mini_cart'), 9999);


//shipping
	add_filter('woocommerce_shipping_free_shipping_is_available', array($this, 'woocommerce_shipping_free_shipping_is_available'), 99, 2);
//for woo >= 2.6.x
	add_filter('woocommerce_shipping_legacy_free_shipping_is_available', array($this, 'woocommerce_shipping_free_shipping_is_available'), 99, 2);


//add_filter('was_calculate_shipping_costs', array($this, 'was_calculate_shipping_costs'), 99, 4);
//add_filter('woocommerce_update_shipping_method', array($this, 'woocommerce_update_shipping_method'), 1);
//orders view on front
//add_filter('woocommerce_view_order', array($this, 'woocommerce_view_order'), 1);
	add_action('woocommerce_get_order_currency', array($this, 'woocommerce_get_order_currency'), 1, 2);
//add_filter('woocommerce_get_formatted_order_total', array($this, 'woocommerce_get_formatted_order_total'), 1, 2);
//+++
//+++ AJAX ACTIONS
	add_action('wp_ajax_woocs_save_etalon', array($this, 'save_etalon'));
	add_action('wp_ajax_woocs_get_rate', array($this, 'get_rate'));

	add_action('wp_ajax_woocs_convert_currency', array($this, 'woocs_convert_currency'));
	add_action('wp_ajax_nopriv_woocs_convert_currency', array($this, 'woocs_convert_currency'));

	add_action('wp_ajax_woocs_rates_current_currency', array($this, 'woocs_rates_current_currency'));
	add_action('wp_ajax_nopriv_woocs_rates_current_currency', array($this, 'woocs_rates_current_currency'));

	add_action('wp_ajax_woocs_get_products_price_html', array($this, 'woocs_get_products_price_html'));
	add_action('wp_ajax_nopriv_woocs_get_products_price_html', array($this, 'woocs_get_products_price_html'));

	add_action('wp_ajax_woocs_recalculate_order_data', array($this, 'woocs_recalculate_order_data'));
//+++

	add_action('woocommerce_settings_tabs_array', array($this, 'woocommerce_settings_tabs_array'), 9999);
	add_action('woocommerce_settings_tabs_woocs', array($this, 'print_plugin_options'), 9999);

//+++
	add_action('widgets_init', array($this, 'widgets_init'));
	add_action('wp_head', array($this, 'wp_head'), 999);
	add_action('wp_footer', array($this, 'wp_footer'), 9999);
	add_action('body_class', array($this, 'body_class'), 9999);
//***
	add_action('save_post', array($this, 'save_post'), 1);
	add_action('admin_head', array($this, 'admin_head'), 1);
	//add_action('admin_footer-edit.php', array($this, 'admin_footer'), 99);//UNDER DEV
	//add_filter('bulk_actions-edit-shop_order', array($this, 'shop_order_bulk_actions'));//UNDER DEV
	add_action('admin_enqueue_scripts', array($this, 'admin_enqueue_scripts'));
	add_action('admin_init', array($this, 'admin_init'), 1);
//price formatting on front ***********
	if (version_compare($this->actualized_for, 2.7, '>=')) {
	    //woo >= v.2.7
	    add_action('woocommerce_get_price_html', array($this, 'woocommerce_price_html'), 1, 2);
	} else {
	    add_action('woocommerce_price_html', array($this, 'woocommerce_price_html'), 1, 2);
	}

//if ($this->is_multiple_allowed)
	{
	    if (version_compare($this->actualized_for, 2.7, '<')) {
		add_action('woocommerce_variable_price_html', array($this, 'woocommerce_price_html'), 1, 2);
	    }

	    add_action('woocommerce_variable_sale_price_html', array($this, 'woocommerce_price_html'), 1, 2);
	    add_action('woocommerce_sale_price_html', array($this, 'woocommerce_price_html'), 1, 2);
	    add_action('woocommerce_grouped_price_html', array($this, 'woocommerce_price_html'), 1, 2);
	}



//*** additional
//wpo_wcpdf_order_number is -> compatibility for https://wordpress.org/plugins/woocommerce-pdf-invoices-packing-slips/stats/
//add_action('wpo_wcpdf_order_number', array($this, 'wpo_wcpdf_order_number'), 1);
	add_action('wpo_wcpdf_process_template_order', array($this, 'wpo_wcpdf_process_template_order'), 1, 2);
	add_action('woocs_exchange_value', array($this, 'woocs_exchange_value'), 1);
//add_action('wcml_raw_price_amount', array($this, 'wcml_raw_price_amount'), 1);
//for coupons
	add_filter('woocommerce_coupon_get_discount_amount', array($this, 'woocommerce_coupon_get_discount_amount'), 9999, 5);
	add_filter('woocommerce_coupon_validate_minimum_amount', array($this, 'woocommerce_coupon_validate_minimum_amount'), 9999, 2);
	add_filter('woocommerce_coupon_validate_maximum_amount', array($this, 'woocommerce_coupon_validate_maximum_amount'), 9999, 2);
	add_filter('woocommerce_coupon_error', array($this, 'woocommerce_coupon_error'), 9999, 3);


	//***
	add_filter('woocommerce_checkout_update_order_review', array($this, 'woocommerce_checkout_update_order_review'), 9999);



//*** comment it!!! It is custom work experiments ....
//add_action('woocommerce_cart_get_taxes', array($this, 'woocommerce_cart_get_taxes'), 11, 2);
//add_filter('woocommerce_cart_total', array($this, 'woocommerce_cart_total'), 11, 1);
//add_filter('woocommerce_after_calculate_totals', array($this, 'woocommerce_after_calculate_totals'), 9999, 1);
//***
//*************************************
	add_shortcode('woocs', array($this, 'woocs_shortcode'));
	add_shortcode('woocs_get_sign_rate', array($this, 'get_sign_rate'));
	add_shortcode('woocs_converter', array($this, 'woocs_converter'));
	add_shortcode('woocs_rates', array($this, 'woocs_rates'));
	add_shortcode('woocs_show_current_currency', array($this, 'woocs_show_current_currency'));
	add_shortcode('woocs_show_custom_price', array($this, 'woocs_show_custom_price'));
	add_shortcode('woocs_geo_hello', array($this, 'woocs_geo_hello'));

	if (get_option('woocs_is_multiple_allowed', 0)) {
	    add_action('the_post', array($this, 'the_post'), 1);
	    add_action('load-post.php', array($this, 'admin_action_post'), 1);
	}

//+++
	add_action('woocs_update_rates_wpcron', array($this, 'rate_auto_update'), 10);
	$this->cron = new PN_WP_CRON_WOOCS('woocs_rates_wpcron');
	$this->wp_cron_period = (int) $this->get_woocs_cron_schedules($this->rate_auto_update);
	$this->make_rates_auto_update();
//***
	if ($this->is_fixed_enabled OR $this->is_geoip_manipulation) {
	    $this->fixed = new WOOCS_FIXED();
	}
    }

//for normal shippng update if to change currency
    public function woocommerce_add_to_cart_hash($hash) {
	return "";
    }

    public function init() {
	if (!class_exists('WooCommerce')) {
	    return;
	}

//global $wp;
	wp_enqueue_script('jquery');

//+++
	load_plugin_textdomain('woocommerce-currency-switcher', false, dirname(plugin_basename(__FILE__)) . '/languages');


//filters
	add_filter('plugin_action_links_' . WOOCS_PLUGIN_NAME, array($this, 'plugin_action_links'));
	add_filter('woocommerce_currency_symbol', array($this, 'woocommerce_currency_symbol'), 9999);

//***
//if we use GeoLocation
//$this->init_geo_currency();
//set default cyrrency for wp-admin of the site
	if (is_admin() AND ! is_ajax()) {
	    $this->current_currency = $this->default_currency;
	} else {
//if we are in the a product backend and loading its variations
	    if (is_ajax() AND ( isset($_REQUEST['action']) AND $_REQUEST['action'] == 'woocommerce_load_variations')) {
		$this->current_currency = $this->default_currency;
	    }
	}

	if (is_ajax()) {
	    $actions = false;
//code for manual order adding
	    if (isset($_REQUEST['action']) AND $_REQUEST['action'] == 'woocommerce_add_order_item') {
		$actions = true;
	    }

	    if (isset($_REQUEST['action']) AND $_REQUEST['action'] == 'woocommerce_save_order_items') {
		$actions = true;
	    }

	    if (isset($_REQUEST['action']) AND $_REQUEST['action'] == 'woocommerce_calc_line_taxes') {
		$actions = true;
	    }
//***
	    if ($actions AND current_user_can('edit_shop_orders')) {
		$this->current_currency = $this->default_currency;
//check if is order has installed currency
		$currency = get_post_meta($_REQUEST['order_id'], '_order_currency', TRUE);
		if (!empty($currency)) {
		    $this->current_currency = $currency;
		}
	    }
	}

	if (is_ajax() AND isset($_REQUEST['action'])
		AND $_REQUEST['action'] == 'woocommerce_mark_order_status'
		AND isset($_REQUEST['status']) AND $_REQUEST['status'] == 'completed'
		AND isset($_REQUEST['order_id'])
	) {
	    $currency = get_post_meta($_REQUEST['order_id'], '_order_currency', true);
	    if (!empty($currency)) {
		$_REQUEST['woocs_in_order_currency'] = $currency;
		$this->current_currency = $currency;
	    }
	}



//if we want to be paid in the basic currency - not multiple mode
	if (!get_option('woocs_is_multiple_allowed', 0)) {

	    /*
	     * moved to public function woocommerce_checkout_update_order_review()
	      if (isset($_GET['wc-ajax']) AND $_GET['wc-ajax'] == 'update_order_review')
	      {
	      $this->reset_currency();
	      }
	     */

//compatibility for WC_Gateway_PayPal_Express_AngellEYE
	    if (isset($_GET['wc-api']) AND isset($_GET['pp_action']) AND isset($_GET['use_paypal_credit'])) {
		if ($_GET['pp_action'] == 'expresscheckout') {
		    $this->reset_currency();
		}
	    }
	}


	if ($this->force_pay_bygeoip_rules) {
	    if ((is_checkout() OR is_checkout_pay_page()) AND ! isset($_GET['key'])) {
		$this->force_pay_bygeoip_rules();
	    }

	    /*
	     * moved to public function woocommerce_checkout_update_order_review()
	      if (isset($_REQUEST['wc-ajax']) AND ( $_REQUEST['wc-ajax'] == 'get_refreshed_fragments' OR $_REQUEST['wc-ajax'] == 'update_order_review'))
	      {
	      if (isset($_SERVER['REQUEST_URI']))
	      {
	      if (substr_count($_SERVER['REQUEST_URI'], '/checkout/'))
	      {
	      $this->force_pay_bygeoip_rules();
	      }
	      }
	      }
	     */
	}

//***
//Show Approx. data info
	if ($this->is_use_geo_rules() AND get_option('woocs_show_approximate_amount', 0) AND ( isset(WC()->cart)/* AND WC()->cart->subtotal > 0 */)) {

	    add_filter('woocommerce_cart_total', array($this, 'woocommerce_cart_total'), 9999, 1);

	    add_filter('woocommerce_cart_item_price', array($this, 'woocommerce_cart_item_price'), 9999, 3);
	    add_filter('woocommerce_cart_item_subtotal', array($this, 'woocommerce_cart_item_subtotal'), 9999, 3);
	    add_filter('woocommerce_cart_subtotal', array($this, 'woocommerce_cart_subtotal'), 9999, 3);

	    add_filter('woocommerce_cart_totals_taxes_total_html', array($this, 'woocommerce_cart_totals_taxes_total_html'), 9999, 1);
	    add_filter('woocommerce_cart_tax_totals', array($this, 'woocommerce_cart_tax_totals'), 9999, 2);
	    add_filter('woocommerce_cart_shipping_method_full_label', array($this, 'woocommerce_cart_shipping_method_full_label'), 9999, 2);
	}

	//woo version control for enabling right functionality after migration from woo 2.6.x to 3.x.x
	if ($this->actualized_for !== floatval(WOOCOMMERCE_VERSION)) {
	    update_option('woocs_woo_version', WOOCOMMERCE_VERSION);
	}

//***
    }

    public function make_rates_auto_update($reset = false) {
	if ($this->rate_auto_update != 'no' AND ! empty($this->rate_auto_update)) {
	    if ($this->wp_cron_period) {
		if ($reset) {
		    $this->cron->reset($this->cron_hook, $this->wp_cron_period);
		}

		$this->woocs_wpcron_init();
	    }
	}
    }

    public function woocs_wpcron_init($remove = false) {
	if ($remove) {
	    $this->cron->remove($this->cron_hook);
	    return;
	}

	if ($this->wp_cron_period) {
	    if (!$this->cron->is_attached($this->cron_hook, $this->wp_cron_period)) {
		$this->cron->attach($this->cron_hook, time(), $this->wp_cron_period);
	    }

	    $this->cron->process();
	}
    }

    public function get_woocs_cron_schedules($key = '') {
	$schedules = array(
	    'min15' => 15 * MINUTE_IN_SECONDS,
	    'min30' => 30 * MINUTE_IN_SECONDS,
	    'min45' => 45 * MINUTE_IN_SECONDS,
	    'hourly' => HOUR_IN_SECONDS,
	    'twicedaily' => HOUR_IN_SECONDS * 12,
	    'daily' => DAY_IN_SECONDS,
	    'week' => WEEK_IN_SECONDS,
	    'month' => WEEK_IN_SECONDS * 4,
	    'min1' => MINUTE_IN_SECONDS,
	);
//print_r($schedules);
	if (!empty($key) AND isset($schedules[$key])) {
	    return (int) $schedules[$key];
	} else {
	    return NULL;
	}

	return $schedules;
    }

    public function get_currency_price_num_decimals($currency, $val = 2) {
	$currencies = $this->get_currencies();
	if (isset($currencies[$currency]['decimals'])) {
	    $val = $currencies[$currency]['decimals'];
	}

	return intval($val);
    }

    public function woocommerce_price_num_decimals($default) {
	$this->price_num_decimals = $this->get_currency_price_num_decimals($this->current_currency);

	return $this->price_num_decimals;
    }

    public function body_class($classes) {
	$classes[] = 'currency-' . strtolower($this->current_currency);
	return $classes;
    }

    public function init_currency_symbols() {
	//includes/wc-core-functions.php #217
	$this->currency_symbols = array(
	    '&#36;', '&euro;', '&yen;', '&#1088;&#1091;&#1073;.', '&#1075;&#1088;&#1085;.', '&#8361;',
	    '&#84;&#76;', 'د.إ', '&#2547;', '&#82;&#36;', '&#1083;&#1074;.',
	    '&#107;&#114;', '&#82;', '&#75;&#269;', '&#82;&#77;', 'kr.', '&#70;&#116;',
	    'Rp', 'Rs', '&#8377;', 'Kr.', '&#8362;', '&#8369;', '&#122;&#322;', '&#107;&#114;',
	    '&#67;&#72;&#70;', '&#78;&#84;&#36;', '&#3647;', '&pound;', 'lei', '&#8363;',
	    '&#8358;', 'Kn', '-----'
	);

	$this->currency_symbols = apply_filters('woocs_currency_symbols', array_merge($this->currency_symbols, $this->get_customer_signs()));
    }

    private function init_no_cents() {
	$no_cents = get_option('woocs_no_cents', '');
	$currencies = $this->get_currencies();
//***
	if (!empty($currencies) AND is_array($currencies)) {
	    $currencies = array_keys($currencies);
	    $currencies = array_map('strtolower', $currencies);
	    if (!empty($no_cents)) {
		$no_cents = explode(',', $no_cents);
		if (!empty($no_cents) AND is_array($no_cents)) {
		    foreach ($no_cents as $value) {
			if (in_array(strtolower($value), $currencies)) {
			    $this->no_cents[] = $value;
			}
		    }
		}
	    }
	}

	return $this->no_cents;
    }

//for auto rate update sheduler
    public function rate_auto_update() {
	$currencies = $this->get_currencies();
//***
	$_REQUEST['no_ajax'] = TRUE;
	$request = array();
	foreach ($currencies as $key => $currency) {
	    if ($currency['is_etalon'] == 1) {
		continue;
	    }
	    $_REQUEST['currency_name'] = $currency['name'];
	    $request[$key] = (float) $this->get_rate();
	}
//*** checking and assigning data
	foreach ($currencies as $key => $currency) {
	    if ($currency['is_etalon'] == 1) {
		continue;
	    }
	    if (isset($request[$key]) AND ! empty($request[$key]) AND $request[$key] > 0) {
		$currencies[$key]['rate'] = $request[$key];
	    }
	}

	//***
	static $email_is_sent = false;
	if (isset($_REQUEST['woocs_cron_running']) AND ! $email_is_sent) {
	    if (get_option('woocs_rate_auto_update_email', 0)) {
		$message = sprintf(__('<strong>Base currency of the site is: %s</strong>', 'woocommerce-currency-switcher'), $this->default_currency);
		$message .= '<br /><br /><ul>';
		foreach ($currencies as $code => $curr) {
		    if ($code == $this->default_currency) {
			continue;
		    }

		    $message .= '<li><b>' . $code . '</b>: <i>' . $curr['rate'] . '</i><br /><br /></li>';
		}
		$message .= '</ul>';
		//***
		$headers = 'MIME-Version: 1.0' . "\r\n";
		$headers .= 'Content-type: text/html; charset=utf-8' . "\r\n";
		mail(get_bloginfo('admin_email'), 'Currency rates updated on ' . get_bloginfo('name'), $message, $headers);
	    }

	    $email_is_sent = true;
	}
	//***

	update_option('woocs', $currencies);
    }

    public function init_geo_currency() {
	$done = false;
	$pd = WC_Geolocation::geolocate_ip();
	$this->storage->set_val('woocs_user_country', $pd['country']);
	//***
	if ($this->is_use_geo_rules()) {
	    $rules = $this->get_geo_rules();

	    $is_allowed = $this->is_first_unique_visit AND function_exists('wc_clean') AND function_exists('wp_validate_redirect');
	    if ($is_allowed) {

		if (isset($pd['country']) AND ! empty($pd['country'])) {

		    if (!empty($rules)) {
			foreach ($rules as $curr => $countries) {
			    if (!empty($countries) AND is_array($countries)) {
				foreach ($countries as $country) {
				    if ($country == $pd['country']) {
					$this->set_currency($curr);
					$done = true;
					break(2);
				    }
				}
			    }
			}
		    }
		}
	    }
	}

	//$this->storage->set_val('woocs_first_unique_visit', 1);

	return $done;
    }

    public function get_currency_by_country($country_code) {
	$rules = $this->get_geo_rules();
	if (!empty($rules)) {
	    foreach ($rules as $currency => $countries) {
		if (!empty($countries) AND is_array($countries)) {
		    foreach ($countries as $country) {
			if ($country == $country_code) {
			    return $currency;
			}
		    }
		}
	    }
	}

	return '';
    }

    /**
     * Show action links on the plugin screen
     */
    public function plugin_action_links($links) {
	return array_merge(array(
	    '<a href="' . admin_url('admin.php?page=wc-settings&tab=woocs') . '">' . __('Settings', 'woocommerce-currency-switcher') . '</a>',
	    '<a target="_blank" href="' . esc_url('http://publicapi.com.ng/') . '">' . __('Documentation', 'woocommerce-currency-switcher') . '</a>'
		), $links);

	return $links;
    }

    public function widgets_init() {
	require_once WOOCS_PATH . 'classes/widgets/widget-woocs-selector.php';
	require_once WOOCS_PATH . 'classes/widgets/widget-currency-rates.php';
	require_once WOOCS_PATH . 'classes/widgets/widget-currency-converter.php';
	register_widget('WOOCS_SELECTOR');
	register_widget('WOOCS_RATES');
	register_widget('WOOCS_CONVERTER');
	//overides woocs slider js
	wp_register_script('wc-price-slider', WOOCS_LINK . 'js/price-slider.js', array('jquery', 'jquery-ui-slider', 'wc-jquery-ui-touchpunch'));
    }

    public function admin_enqueue_scripts() {
	if (isset($_GET['tab']) AND $_GET['tab'] == 'woocs') {
	    wp_enqueue_style('woocommerce-currency-switcher-options', WOOCS_LINK . 'css/options.css');
	}
    }

    public function admin_head() {
	if (isset($_GET['woocs_reset'])) {
	    delete_option('woocs');
	}
//wp_enqueue_scripts('jquery');
	if (isset($_GET['page']) AND isset($_GET['tab'])) {
	    if ($_GET['page'] == 'wc-settings'/* AND $_GET['tab'] == 'woocs' */) {
		wp_enqueue_script('woocs-admin', WOOCS_LINK . 'js/admin.js', array('jquery'));
	    }
	}
    }

    public function admin_footer() {
	global $post_type;

	if ('shop_order' == $post_type) {
	    ?>
	    <script type="text/javascript">
	        jQuery(function () {
	    	jQuery('<option>').val('woocs_convert_to_default').text('<?php _e('WOOCS - recalculate orders', 'woocommerce-currency-switcher') ?>').appendTo('select[name="action"]');
	    	jQuery('<option>').val('woocs_convert_to_default').text('<?php _e('WOOCS -  recalculate orders', 'woocommerce-currency-switcher') ?>').appendTo('select[name="action2"]');
	        });
	    </script>
	    <?php
	}
    }

    /**
     * Process the new bulk actions for changing order currency to default.
     */
    public function shop_order_bulk_actions() {
	$wp_list_table = _get_list_table('WP_Posts_List_Table');
	$action = $wp_list_table->current_action();

	//print_r($action);exit;
    }

    public function admin_init() {
	if (get_option('woocs_is_multiple_allowed', 0)) {
	    add_meta_box('woocs_order_metabox', __('WOOCS Order Info', 'woocommerce-currency-switcher'), array($this, 'woocs_order_metabox'), 'shop_order', 'side', 'default');
	}
    }

//for orders hook
    public function save_post($order_id) {
	if (current_user_can('edit_shop_orders')) {
	    if (!empty($_POST)) {
		global $post;
		if (is_object($post)) {
		    if (($post->post_type == 'shop_order' || $post->post_type == 'shop_subscription') AND isset($_POST['woocs_order_currency'])) {
			$currencies = $this->get_currencies();
			$currencies_keys = array_keys($currencies);
			$currency = $this->escape($_POST['woocs_order_currency']);
			if (in_array($currency, $currencies_keys)) {

//changing order currency
			    update_post_meta($order_id, '_order_currency', $currency);

			    update_post_meta($order_id, '_woocs_order_rate', $currencies[$currency]['rate']);
			    wc_add_order_item_meta($order_id, '_woocs_order_rate', $currencies[$currency]['rate'], true);

			    update_post_meta($order_id, '_woocs_order_base_currency', $this->default_currency);
			    wc_add_order_item_meta($order_id, '_woocs_order_base_currency', $this->default_currency, true);

			    update_post_meta($order_id, '_woocs_order_currency_changed_mannualy', time());
			    wc_add_order_item_meta($order_id, '_woocs_order_currency_changed_mannualy', time(), true);
			}
		    }
		}
	    }
	}
    }

//for orders hook
    public function the_post($post) {
	if (is_object($post) AND $post->post_type == 'shop_order') {
	    $currency = get_post_meta($post->ID, '_order_currency', true);
	    if (!empty($currency)) {
		$_REQUEST['woocs_in_order_currency'] = $currency;
		$this->current_currency = $currency;
	    }
	}

	return $post;
    }

//for orders hook
    public function admin_action_post() {
	if (isset($_GET['post'])) {
	    $post_id = $_GET['post'];
	    $post = get_post($post_id);
	    if (is_object($post) AND $post->post_type == 'shop_order') {
		$currency = get_post_meta($post->ID, '_order_currency', true);
		if (!empty($currency)) {
		    $_REQUEST['woocs_in_order_currency'] = $currency;
		    $this->current_currency = $currency;
		}
	    }
	}
    }

    public function woocs_order_metabox($post) {
	$data = array();
	$data['post'] = $post;
	$data['order'] = new WC_Order($post->ID);
	echo $this->render_html(WOOCS_PATH . 'views/woocs_order_metabox.php', $data);
    }

    public function wp_head() {
//*** if the site is visited for the first time lets execute geo ip conditions
	$this->init_geo_currency();
//***
	wp_enqueue_script('jquery');
	wp_enqueue_script('wc-price-slider');
	$currencies = $this->get_currencies();
	?>
	<script type="text/javascript">
	    var woocs_is_mobile = <?php echo (int) wp_is_mobile() ?>;
	    var woocs_drop_down_view = "<?php echo $this->get_drop_down_view(); ?>";
	    var woocs_current_currency = <?php echo json_encode((isset($currencies[$this->current_currency]) ? $currencies[$this->current_currency] : $currencies[$this->default_currency])) ?>;
	    var woocs_default_currency = <?php echo json_encode($currencies[$this->default_currency]) ?>;
	    var woocs_array_of_get = '{}';
	<?php if (!empty($_GET)): ?>
	    <?php
//sanitization of $_GET array
	    $sanitized_get_array = array();
	    foreach ($_GET as $key => $value) {
		$sanitized_get_array[$this->escape($key)] = $this->escape($value);
	    }
	    ?>
	        woocs_array_of_get = '<?php echo str_replace("'", "", json_encode($sanitized_get_array)); ?>';
	<?php endif; ?>

	    woocs_array_no_cents = '<?php echo json_encode($this->no_cents); ?>';

	    var woocs_ajaxurl = "<?php echo admin_url('admin-ajax.php'); ?>";
	    var woocs_lang_loading = "<?php _e('loading', 'woocommerce-currency-switcher') ?>";
	    var woocs_shop_is_cached =<?php echo (int) $this->shop_is_cached ?>;
	</script>
	<?php
	if ($this->get_drop_down_view() == 'ddslick') {
	    wp_enqueue_script('jquery.ddslick.min', WOOCS_LINK . 'js/jquery.ddslick.min.js', array('jquery'));
	}

	if ($this->get_drop_down_view() == 'chosen' OR $this->get_drop_down_view() == 'chosen_dark') {
	    wp_enqueue_script('chosen-drop-down', WOOCS_LINK . 'js/chosen/chosen.jquery.min.js', array('jquery'));
	    wp_enqueue_style('chosen-drop-down', WOOCS_LINK . 'js/chosen/chosen.min.css');
//dark chosen
	    if ($this->get_drop_down_view() == 'chosen_dark') {
		wp_enqueue_style('chosen-drop-down-dark', WOOCS_LINK . 'js/chosen/chosen-dark.css');
	    }
	}

	if ($this->get_drop_down_view() == 'wselect') {
	    wp_enqueue_script('woocs_wselect', WOOCS_LINK . 'js/wselect/wSelect.min.js', array('jquery'));
	    wp_enqueue_style('woocs_wselect', WOOCS_LINK . 'js/wselect/wSelect.css');
	}

//+++
	wp_enqueue_style('woocommerce-currency-switcher', WOOCS_LINK . 'css/front.css');
	wp_enqueue_script('woocommerce-currency-switcher', WOOCS_LINK . 'js/front.js', array('jquery'));
//+++
//trick for refreshing header cart after currency changing - code left just for history
	if (isset($_GET['currency'])) {
//wp-content\plugins\woocommerce\includes\class-wc-cart.php
//apply_filters('woocommerce_update_cart_action_cart_updated', true);
//$this->current_currency = $_GET['currency'];
//$_POST['update_cart'] = 1;
//WC_Form_Handler::update_cart_action();
//private function set_cart_cookies
//wc_setcookie('woocommerce_items_in_cart', 0, time() - HOUR_IN_SECONDS);
//wc_setcookie('woocommerce_cart_hash', '', time() - HOUR_IN_SECONDS);
//do_action('woocommerce_cart_reset', WC()->cart, true);
//do_action('woocommerce_calculate_totals', WC()->cart);
	}


//if customer paying pending order from the front
//checkout/order-pay/1044/?pay_for_order=true&key=order_55b764a4b7990
	if (isset($_GET['pay_for_order']) AND is_checkout_pay_page()) {
	    if ($_GET['pay_for_order'] == 'true' AND isset($_GET['key'])) {
		$order_id = wc_get_order_id_by_order_key($_GET['key']);
		$currency = get_post_meta($order_id, '_order_currency', TRUE);
		$this->set_currency($currency);
	    }
	}

//+++
//if we want to be paid in the basic currency - not multiple mode and in is_geoip_manipulation
	if (!get_option('woocs_is_multiple_allowed', 0)) {
	    if (is_checkout() OR is_checkout_pay_page()) {
		$this->reset_currency();
	    }
	}


	//logic hack for some cases when shipping for example is wrong in
	//non multiple mode but customer doesn work allow pay in user selected currency
	if ($this->is_multiple_allowed) {
	    if ((is_checkout() OR is_checkout_pay_page()) AND $this->bones['reset_in_multiple']) {
		$this->reset_currency();
	    }
	}



	if ($this->force_pay_bygeoip_rules) {
	    if ((is_checkout() OR is_checkout_pay_page()) AND ! isset($_GET['key'])) {
		$this->force_pay_bygeoip_rules();
	    }
	}
    }

    public function woocommerce_checkout_update_order_review() {
	if (!get_option('woocs_is_multiple_allowed', 0)) {
	    $this->reset_currency();
	}
	$this->force_pay_bygeoip_rules();
    }

    public function woocommerce_settings_tabs_array($tabs) {
	$tabs['woocs'] = __('Currency', 'woocommerce-currency-switcher');
	return $tabs;
    }

    public function print_plugin_options() {
	if (isset($_POST['woocs_name']) AND ! empty($_POST['woocs_name'])) {
	    $result = array();
	    update_option('woocs_drop_down_view', $this->escape($_POST['woocs_drop_down_view']));
	    update_option('woocs_currencies_aggregator', $this->escape($_POST['woocs_currencies_aggregator']));
	    update_option('woocs_welcome_currency', $this->escape($_POST['woocs_welcome_currency']));
//***
	    update_option('woocs_is_multiple_allowed', (int) $_POST['woocs_is_multiple_allowed']);
	    update_option('woocs_is_geoip_manipulation', (int) $_POST['woocs_is_geoip_manipulation']);
	    if ((int) $_POST['woocs_is_multiple_allowed']) {
		update_option('woocs_is_fixed_enabled', (int) $_POST['woocs_is_fixed_enabled']);
		if ((int) $_POST['woocs_is_fixed_enabled']) {
		    update_option('woocs_force_pay_bygeoip_rules', (int) $_POST['woocs_force_pay_bygeoip_rules']);
		} else {
		    update_option('woocs_force_pay_bygeoip_rules', 0);
		}
	    } else {
		update_option('woocs_is_fixed_enabled', 0);
		update_option('woocs_force_pay_bygeoip_rules', 0);
	    }
//***
	    update_option('woocs_token', $this->escape($_POST['woocs_token']));
	    update_option('woocs_customer_signs', $this->escape($_POST['woocs_customer_signs']));
	    update_option('woocs_customer_price_format', $this->escape($_POST['woocs_customer_price_format']));
	    update_option('woocs_currencies_rate_auto_update', $this->escape($_POST['woocs_currencies_rate_auto_update']));
	    update_option('woocs_rate_auto_update_email', (int) $_POST['woocs_rate_auto_update_email']);
	    update_option('woocs_show_flags', (int) $_POST['woocs_show_flags']);
	    update_option('woocs_show_money_signs', (int) $_POST['woocs_show_money_signs']);
	    //update_option('woocs_use_curl', (int) $_POST['woocs_use_curl']);
	    update_option('woocs_storage', $this->escape($_POST['woocs_storage']));
	    if (isset($_POST['woocs_geo_rules'])) {
		$woocs_geo_rules = array();
		if (!empty($_POST['woocs_geo_rules'])) {
		    foreach ($_POST['woocs_geo_rules'] as $curr_key => $countries) {
			$woocs_geo_rules[$this->escape($curr_key)] = array();
			if (!empty($countries)) {
			    foreach ($countries as $curr) {
				$woocs_geo_rules[$this->escape($curr_key)][] = $this->escape($curr);
			    }
			}
		    }
		}
		update_option('woocs_geo_rules', $woocs_geo_rules);
	    } else {
		update_option('woocs_geo_rules', '');
	    }
	    //update_option('woocs_use_geo_rules', (int) $_POST['woocs_use_geo_rules']);
	    update_option('woocs_hide_cents', (int) $_POST['woocs_hide_cents']);
	    update_option('woocs_price_info', (int) $_POST['woocs_price_info']);
	    update_option('woocs_no_cents', $this->escape($_POST['woocs_no_cents']));
	    update_option('woocs_restrike_on_checkout_page', (int) $_POST['woocs_restrike_on_checkout_page']);
	    update_option('woocs_show_approximate_amount', (int) $_POST['woocs_show_approximate_amount']);
	    update_option('woocs_shop_is_cached', (int) $_POST['woocs_shop_is_cached']);
	    update_option('woocs_woo_version', WOOCOMMERCE_VERSION);
//***
	    $cc = '';
	    foreach ($_POST['woocs_name'] as $key => $name) {
		if (!empty($name)) {
		    $symbol = $this->escape($_POST['woocs_symbol'][$key]); //md5 encoded

		    foreach ($this->currency_symbols as $s) {
			if (md5($s) == $symbol) {
			    $symbol = $s;
			    break;
			}
		    }

		    $result[strtoupper($name)] = array(
			'name' => $name,
			'rate' => floatval($_POST['woocs_rate'][$key]),
			'symbol' => $symbol,
			'position' => (in_array($this->escape($_POST['woocs_position'][$key]), $this->currency_positions) ? $this->escape($_POST['woocs_position'][$key]) : $this->currency_positions[0]),
			'is_etalon' => (int) $_POST['woocs_is_etalon'][$key],
			'hide_cents' => (int) @$_POST['woocs_hide_cents'][$key],
			'decimals' => (int) @$_POST['woocs_decimals'][$key],
			'description' => $this->escape($_POST['woocs_description'][$key]),
			'flag' => $this->escape($_POST['woocs_flag'][$key]),
		    );

		    if ($_POST['woocs_rate'][$key] == 1) {
			$cc = $name;
		    }
		}
	    }

	    update_option('woocs', $result);
	    if (!empty($cc)) {
//set default currency for all woocommerce system
		update_option('woocommerce_currency', $cc);
	    }
	    $this->init_currency_symbols();
//***
	    $this->rate_auto_update = $this->escape($_POST['woocs_currencies_rate_auto_update']);
	    $this->wp_cron_period = $this->get_woocs_cron_schedules($this->rate_auto_update);
	    $this->woocs_wpcron_init(true);
	    $this->make_rates_auto_update(true);
//$this->reset_currency();
	}
//+++
	//wp_enqueue_style('open_sans_font', 'https://fonts.googleapis.com/css?family=Open+Sans');
	wp_enqueue_script('media-upload');
	wp_enqueue_style('thickbox');
	wp_enqueue_script('thickbox');
	wp_enqueue_script('jquery');
	wp_enqueue_script('jquery-ui-core');
	wp_enqueue_script('jquery-ui-tabs');
	wp_enqueue_script('woocommerce-currency-switcher-options', WOOCS_LINK . 'js/options.js', array('jquery', 'jquery-ui-core', 'jquery-ui-sortable'));

	$args = array();
	$args['currencies'] = $this->get_currencies();
	if ($this->is_use_geo_rules()) {
	    $args['geo_rules'] = $this->get_geo_rules();
	}
	echo $this->render_html(WOOCS_PATH . 'views/plugin_options.php', $args);
    }

    public function get_drop_down_view() {
	return apply_filters('woocs_drop_down_view', get_option('woocs_drop_down_view', 'ddslick'));
//return get_option('woocs_drop_down_view', 'ddslick');
    }

    public function get_currencies() {
//static $currencies = array();
//$_POST['woocs_name'] - reinit after saving
	/*
	  if (!empty($currencies) AND ! isset($_POST['woocs_name']))
	  {
	  return $currencies;
	  }
	 *
	 */

	$default = array(
	    'USD' => array(
		'name' => 'USD',
		'rate' => 1,
		'symbol' => '&#36;',
		'position' => 'right',
		'is_etalon' => 1,
		'description' => 'USA dollar',
		'hide_cents' => 0,
		'flag' => '',
	    ),
	    'EUR' => array(
		'name' => 'EUR',
		'rate' => 0.89,
		'symbol' => '&euro;',
		'position' => 'left_space',
		'is_etalon' => 0,
		'description' => 'European Euro',
		'hide_cents' => 0,
		'flag' => '',
	    )
	);

	$currencies = get_option('woocs', $default);
	$currencies = apply_filters('woocs_currency_data_manipulation', $currencies);

	/*
	  //http://currency-switcher.com/how-to-manipulate-with-currencies-rates/
	  foreach ($currencies as $key => $value)
	  {
	  if($key == 'EUR'){
	  $currencies[$key]['rate']=$currencies[$key]['rate']+0.025;
	  break;
	  }
	  }
	 */

	if (empty($currencies) OR ! is_array($currencies)) {
	    $currencies = $default;
	}

	if (count($currencies) < 2) {
	    $currencies = $default;
	}

	if (count($currencies) !== 2) {
	    $currencies = array_slice($currencies, 0, 2);
	}


	return $currencies;
    }

    public function get_geo_rules() {
	return get_option('woocs_geo_rules', array());
    }

    public function is_use_geo_rules() {
	//$is = get_option('woocs_use_geo_rules', 0);
	$is = true; //from v.2.1.8 always enabled
	$isset = class_exists('WC_Geolocation');

	return ($is && $isset);
    }

//need for paypal currencies supporting
    public function enable_custom_currency($currency_array) {
//https://developer.paypal.com/docs/classic/api/currency_codes/
//includes\gateways\paypal\class-wc-gateway-paypal.php => woo func
//function is_valid_for_use() =>Check if this gateway is enabled and available in the user's country
	$currency_array[] = 'usd';
	$currency_array[] = 'aud';
	$currency_array[] = 'brl';
	$currency_array[] = 'cad';
	$currency_array[] = 'czk';
	$currency_array[] = 'dkk';
	$currency_array[] = 'eur';
	$currency_array[] = 'hkd';
	$currency_array[] = 'huf';
	$currency_array[] = 'ils';
	$currency_array[] = 'jpy';
	$currency_array[] = 'myr';
	$currency_array[] = 'mxn';
	$currency_array[] = 'nok';
	$currency_array[] = 'nzd';
	$currency_array[] = 'php';
	$currency_array[] = 'pln';
	$currency_array[] = 'gbp';
	$currency_array[] = 'rub';
	$currency_array[] = 'sgd';
	$currency_array[] = 'sek';
	$currency_array[] = 'chf';
	$currency_array[] = 'twd';
	$currency_array[] = 'thb';
	$currency_array[] = 'try';
	$currency_array = array_map('strtoupper', $currency_array);
	return $currency_array;
    }

    public function woocommerce_currency_symbol($currency_symbol) {

	$currencies = $this->get_currencies();

	if (!isset($currencies[$this->current_currency])) {
	    $this->reset_currency();
	}

	return $currencies[$this->current_currency]['symbol'];
    }

    public function get_woocommerce_currency() {
	return $this->current_currency;
    }

    //work in for multiple mode only from woocommerce 2.4
    //wp-content\plugins\woocommerce\includes\class-wc-product-variable.php #303
    public function woocommerce_variation_prices($prices_array) {
	/*
	  if (isset($_REQUEST['woocs_woocommerce_available_variation_is']))
	  {
	  echo '<pre>';
	  print_r($prices_array);
	  echo '</pre>';
	  }
	 */

	$current_currency = $this->current_currency;

	//***

	if (in_array($current_currency, $this->no_cents)/* OR $currencies[$this->current_currency]['hide_cents'] == 1 */) {
	    $precision = 0;
	} else {
	    if ($current_currency != $this->default_currency) {
		$precision = $this->get_currency_price_num_decimals($current_currency, $this->price_num_decimals);
	    } else {
		$precision = $this->get_currency_price_num_decimals($this->default_currency, $this->price_num_decimals);
	    }
	}

	//***

	if (!empty($prices_array) AND is_array($prices_array)) {
	    //remove sale prices if they equal to regular prices
	    foreach ($prices_array['regular_price'] as $key => $value) {
		if ($value === $prices_array['sale_price'][$key]) {
		    unset($prices_array['sale_price'][$key]);
		}
	    }

	    //***

	    foreach ($prices_array as $key => $values) {
		if (!empty($values)) {
		    foreach ($values as $product_id => $price) {

			$type = 'regular';
			if ($key === 'sale_price' OR $key === 'price') {
			    $type = 'sale';
			}

			$is_price_custom = false;

			if ($this->is_fixed_enabled AND $this->fixed->is_exists($product_id, $current_currency, $type)) {
			    $tmp = number_format(floatval($this->fixed->get_value($product_id, $current_currency, $type)), $precision, $this->decimal_sep, '');

			    if ((int) $tmp !== -1) {
				$prices_array[$key][$product_id] = $tmp;
				$is_price_custom = true;
			    }
			}


			if ($this->is_geoip_manipulation AND ! $is_price_custom) {
			    $product = (object) array('id' => $product_id);
			    $price = $this->_get_product_geo_price($product, $price);
			}


			if (!$is_price_custom) {
			    //if ($current_currency != $this->default_currency)
			    {
				$prices_array[$key][$product_id] = apply_filters('woocs_woocommerce_variation_prices', number_format(floatval($this->woocs_exchange_value(floatval($price))), $precision, $this->decimal_sep, ''));
			    }
			}
		    }
		}
	    }
	}

	//***
	/*
	  if (!$is_price_custom)
	  {
	  if ($this->current_currency != $this->default_currency)
	  {
	  if (!empty($prices_array) AND is_array($prices_array))
	  {
	  foreach ($prices_array as $key => $values)
	  {
	  foreach ($values as $k => $v)
	  {
	  //$prices_array[$key][$k] = $this->woocs_exchange_value(floatval($v));

	  }
	  }
	  }
	  }
	  }
	 */
	//*** lets sort arrays by values to avoid wrong price displaying on the front
	if (!empty($prices_array) AND is_array($prices_array)) {
	    foreach ($prices_array as $key => $arrvals) {
		asort($arrvals);
		$prices_array[$key] = $arrvals;
	    }
	}
	//***
	//another way displaing of price range is not correct
	if (empty($prices_array['sale_price'])) {
	    if (isset($prices_array['regular_price'])) {
		$prices_array['price'] = $prices_array['regular_price'];
	    }
	}
	//***
	//echo '<pre>' . print_r($prices_array, true) . '</pre>';
	return $prices_array;
    }

    public function woocommerce_get_variation_prices_hash($price_hash, $product, $display) {
	//***
    }

    /*
      public function raw_woocommerce_price_regular($price, $product)
      {
      $this->raw_woocommerce_price($price, $product, 'regular');
      }
     */

    public function raw_woocommerce_price($price, $product = NULL) {

	if (isset($_REQUEST['woocs_block_price_hook'])) {
	    return $price;
	}

	//to avoid 'Free!' text if price is zero - buy button will be hidden
	if (empty($price)) {
	    //return "";//doesn work correctly for the fixed prices
	}

	//***

	$currencies = $this->get_currencies();


	if (in_array($this->current_currency, $this->no_cents)/* OR $currencies[$this->current_currency]['hide_cents'] == 1 */) {
	    $precision = 0;
	} else {
	    if ($this->current_currency != $this->default_currency) {
		$precision = $this->get_currency_price_num_decimals($this->current_currency, $this->price_num_decimals);
	    } else {
		$precision = $this->get_currency_price_num_decimals($this->default_currency, $this->price_num_decimals);
	    }
	}

//***
	$is_price_custom = false;
	if ($this->is_fixed_enabled) {
	    if ($this->is_multiple_allowed AND $product !== NULL AND is_object($product)) {

		//if (isset($product->variation_id))
		if ($product->is_type('variation')) {
		    $tmp_val = $this->_get_product_fixed_price($product, 'variation', $price, $precision);
		} else {
		    $tmp_val = $this->_get_product_fixed_price($product, 'single', $price, $precision);
		}

		if ((int) $tmp_val !== -1) {
		    $price = apply_filters('woocs_fixed_raw_woocommerce_price', $tmp_val, $product);
		    $is_price_custom = true;
		}

		//$price=rand(1,99);
		//$is_price_custom = true;
	    }
	}
	//***
	if ($this->is_geoip_manipulation AND ! $is_price_custom) {
	    if ($product !== NULL) {

		if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
		    try {
			$product_emulator = (object) array('id' => $product->get_id());
		    } catch (Exception $e) {
			//print_r($e);
		    }
		} else {
		    if (isset($product->variation_id)) {
			$product_emulator = (object) array('id' => $product->variation_id);
		    } else {
			$product_emulator = (object) array('id' => $product->id);
		    }
		}


		$price = $this->_get_product_geo_price($product_emulator, $price);
	    }
	}

	//***

	if (!$is_price_custom) {
	    if ($this->current_currency != $this->default_currency) {
		//Edited this line to set default convertion of currency
		if (isset($currencies[$this->current_currency]) AND $currencies[$this->current_currency] != NULL) {
		    $price = number_format(floatval($price * $currencies[$this->current_currency]['rate']), $precision, $this->decimal_sep, '');
		} else {
		    $price = number_format(floatval($price * $currencies[$this->default_currency]['rate']), $precision, $this->decimal_sep, '');
		}
	    }
	}

	return apply_filters('woocs_raw_woocommerce_price', $price);

//some hints for price rounding
//http://stackoverflow.com/questions/11692770/rounding-to-nearest-50-cents
//$price = round($price * 2, 0) / 2;
//return round ( $price , 0 ,PHP_ROUND_HALF_EVEN );
//return number_format ($price, $this->price_num_decimals, $this->decimal_sep, $this->thousands_sep);
    }

    //fix for only woo>=2.7 when multiple mode is activated and price is not sale - price still crossed out
    public function raw_woocommerce_price_sale($price, $product = NULL) {

	if (!$this->is_multiple_allowed) {
	    return $this->raw_woocommerce_price($price, $product);
	}

	if ($this->is_multiple_allowed) {
	    if ($product !== NULL) {
		if ($product->get_sale_price('edit') > 0) {
		    return $this->raw_woocommerce_price($price, $product);
		}
	    }
	}
    }

    //+++++++++++++++++++++++++++++ START: USES ONLY FOR WOO > 2.7 AS FIX ON THE CHEKOUT FOR VARIABLE PRODUCTS ++++++++++++++++++++++++++++++++
    //works only in multiple allowed mode
    public function woocommerce_cart_product_subtotal($product_subtotal, $product, $quantity, $cart) {

	if ($product->post_type == 'product_variation') {
	    //$product_subtotal = $this->raw_woocommerce_price($product->get_price()*$quantity, $product);
	    $product_subtotal = $this->wc_price($product->get_price() * $quantity);
	}

	return $product_subtotal;
    }

    public function woocommerce_cart_product_price($price, $product) {

	if ($product->post_type == 'product_variation') {
	    $price = $this->wc_price($product->get_price());
	}

	return $price;
    }

    public function woocommerce_cart_subtotal2($cart_subtotal, $compound, $cart) {
	/*
	  echo '<pre>';
	  print_r($cart);
	  echo '</pre>';
	 */
	if (!empty($cart) AND isset($cart->cart_contents)) {
	    if (!empty($cart->cart_contents)) {
		$cart_subtotal = 0;
		foreach ($cart->cart_contents as $ci) {
		    if ($ci['variation_id'] > 0) {
			$cart_subtotal += $this->woocs_exchange_value($ci['line_total']);
		    } else {
			$cart_subtotal += $ci['line_total'];
		    }
		}
	    }
	}

	return $this->wc_price($cart_subtotal, false);
    }

    public function woocommerce_cart_contents_total2($cart_contents_total) {
	return 101;
    }

    //+++++++++++++++++++++++++++++ FIINISH: USES ONLY FOR WOO > 2.7 AS FIX ON THE CHEKOUT FOR VARIABLE PRODUCTS ++++++++++++++++++++++++++++++++
    //for tooltip
    private function _get_min_max_variation_prices($product, $current_currency) {
	$currencies = $this->get_currencies();
	$prices_array = $product->get_variation_prices();
	$var_products_ids = array_keys($prices_array['regular_price']);
	$prices_array = array();
	if (!empty($var_products_ids)) {
	    foreach ($var_products_ids as $var_prod_id) {

		$is_price_custom = false;
		$regular_price = (float) get_post_meta($var_prod_id, '_regular_price', true);
		$sale_price = (float) get_post_meta($var_prod_id, '_sale_price', true);

		//+++

		if ($this->is_fixed_enabled) {
		    $type = 'regular';
		    $fixed_regular_price = -1;
		    $fixed_sale_price = -1;

		    if ($this->fixed->is_exists($var_prod_id, $current_currency, $type)) {
			$tmp = $this->fixed->get_value($var_prod_id, $current_currency, $type);
			if ((int) $tmp !== -1) {
			    $fixed_regular_price = $tmp;
			}
		    }

		    $type = 'sale';
		    if ($this->fixed->is_exists($var_prod_id, $current_currency, $type)) {
			$tmp = $this->fixed->get_value($var_prod_id, $current_currency, $type);
			if ((int) $tmp !== -1) {
			    $fixed_sale_price = $tmp;
			}
		    }

		    if ((int) $fixed_sale_price !== -1) {
			$prices_array[] = $fixed_sale_price;
			$is_price_custom = true;
		    } else {
			if ((int) $fixed_regular_price !== -1) {
			    $prices_array[] = $fixed_regular_price;
			    $is_price_custom = true;
			}
		    }
		}


		if ($this->is_geoip_manipulation AND ! $is_price_custom) {
		    $product = (object) array('id' => $var_prod_id);
		    $regular_price = floatval($this->_get_product_geo_price($product, $regular_price));
		    $sale_price = floatval($this->_get_product_geo_price($product, $sale_price));
		    //echo $regular_price . '~~~' . $sale_price . '+++';
		}


		if (!$is_price_custom) {
		    $regular_price = floatval($currencies[$current_currency]['rate'] * $regular_price);
		    $sale_price = floatval($currencies[$current_currency]['rate'] * $sale_price);

		    if ($sale_price > 0) {
			$prices_array[] = $sale_price;
		    } else {
			$prices_array[] = $regular_price;
		    }
		}
	    }
	}

	//***

	if (!empty($prices_array)) {
	    foreach ($prices_array as $key => $value) {
		if (floatval($value) <= 0) {
		    unset($prices_array[$key]);
		}
	    }

	    //echo '<pre>' . print_r($prices_array, true) . '</pre>';
	    if (!empty($prices_array)) {
		return array('min' => min($prices_array), 'max' => max($prices_array));
	    }
	}


	return array();
    }

    //$product_type - single, variation - $product->id, $product->variation_id
    public function _get_product_fixed_price($product, $product_type, $price, $precision = 2, $type = NULL) {

	if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
	    $product_id = $product->get_id();
	} else {
	    if ($product_type == 'single') {
		$product_id = $product->id;
	    } else {
		$product_id = $product->variation_id;
	    }
	}

	//***
	if (!$type) {
	    $type = $this->fixed->get_price_type($product, $price);
	}

	$is_empty = $this->fixed->is_empty($product_id, $this->current_currency, $type);
	$is_exists = $this->fixed->is_exists($product_id, $this->current_currency, $type);

	//if sale field is empty BUT regular not, in such case price exists and it is regular
	if ($type == 'sale' AND $is_empty) {
	    $type = 'regular';
	    $is_exists = $this->fixed->is_exists($product_id, $this->current_currency, $type);
	    $is_empty = $this->fixed->is_empty($product_id, $this->current_currency, $type);
	}

	if ($is_exists AND ! $is_empty) {
	    return number_format(floatval($this->fixed->get_value($product_id, $this->current_currency, $type)), $precision, $this->decimal_sep, '');
	}


	return -1;
    }

    private function _get_product_geo_price($product, $price, $type = NULL, $is_array = false) {
	$is_price_custom = false;
	if ($product !== NULL AND is_object($product)) {
	    if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
		if (method_exists($product, 'get_id')) {
		    $product_id = $product->get_id();
		} else {
		    $product_id = $product->id;
		}
	    } else {
		$product_id = $product->id;
	    }

	    if (!$type) {
		$type = $this->fixed->get_price_type($product, $price);
	    }
	    /*
	      static $products_data = array();
	      if (isset($products_data[$product_id])) {
	      if ($products_data[$product_id] < $price) {
	      $type = 'regular';
	      }else{
	      $type = 'sale';
	      }
	      } else {
	      $products_data[$product_id] = $price;
	      $type = 'sale';
	      }
	     */

	    $product_geo_data = $this->fixed->get_product_geo_data($product_id);

	    if (isset($product_geo_data[$type . '_price_geo'])) {
		if (!empty($product_geo_data[$type . '_price_geo'])) {
		    $user_country = $this->storage->get_val('woocs_user_country');
		    //$user_currency = $this->get_currency_by_country($country);
		    if (!empty($user_country)) {
			if (!empty($product_geo_data['price_geo_countries'])) {
			    $price_key = '';
			    foreach ($product_geo_data['price_geo_countries'] as $block_key => $countries_codes) {
				if (!empty($countries_codes)) {
				    foreach ($countries_codes as $country_code) {
					if ($country_code === $user_country) {
					    $price_key = $block_key;
					    break(2);
					}
				    }
				}
			    }

			    //***

			    if (isset($product_geo_data[$type . '_price_geo'][$price_key])) {
				$price = $product_geo_data[$type . '_price_geo'][$price_key];
				$is_price_custom = true;
			    }
			}
		    }
		}
	    }
	}

	if ($is_array) {
	    return array($price, $is_price_custom);
	}

	return $price;
    }

    public function get_welcome_currency() {
	return get_option('woocs_welcome_currency');
    }

    public function get_customer_signs() {
	$signs = array();
	$data = get_option('woocs_customer_signs', '');
	if (!empty($data)) {
	    $data = explode(',', $data);
	    if (!empty($data) AND is_array($data)) {
		$signs = $data;
	    }
	}
	return $signs;
    }

    public function get_checkout_page_id() {
	return (int) get_option('woocommerce_checkout_page_id');
    }

    public function force_pay_bygeoip_rules() {
	//$use_geo_rules = get_option('woocs_use_geo_rules', 0);
	$use_geo_rules = true;
	if ($this->is_multiple_allowed AND $this->force_pay_bygeoip_rules AND $use_geo_rules) {
	    $country = $this->storage->get_val('woocs_user_country');
	    $user_currency = $this->get_currency_by_country($country);
	    if (!empty($user_currency)) {
		//$user_currency is empty its mean that current country is not in geo ip rules
		$this->set_currency($user_currency);
	    }
	    do_action('woocs_force_pay_bygeoip_rules', $country, $user_currency, $this->current_currency);
	}
    }

    public function woocommerce_price_format() {
	$currencies = $this->get_currencies();
	$currency_pos = 'left';
	if (isset($currencies[$this->current_currency])) {
	    $currency_pos = $currencies[$this->current_currency]['position'];
	}
	$format = '%1$s%2$s';
	switch ($currency_pos) {
	    case 'left' :
		$format = '%1$s%2$s';
		break;
	    case 'right' :
		$format = '%2$s%1$s';
		break;
	    case 'left_space' :
		$format = '%1$s&nbsp;%2$s';
		break;
	    case 'right_space' :
		$format = '%2$s&nbsp;%1$s';
		break;
	}

	return apply_filters('woocs_price_format', $format, $currency_pos);
    }

//[woocs]
    public function woocs_shortcode($args) {
	if (empty($args)) {
	    $args = array();
	}
	return $this->render_html(WOOCS_PATH . 'views/shortcodes/woocs.php', $args);
    }

//[woocs_converter exclude="GBP,AUD" precision=2]
    public function woocs_converter($args) {
	if (empty($args)) {
	    $args = array();
	}
	return $this->render_html(WOOCS_PATH . 'views/shortcodes/woocs_converter.php', $args);
    }

//[woocs_rates exclude="GBP,AUD" precision=2]
    public function woocs_rates($args) {
	if (empty($args)) {
	    $args = array();
	}
	return $this->render_html(WOOCS_PATH . 'views/shortcodes/woocs_rates.php', $args);
    }

//[woocs_show_current_currency text="" currency="" flag=1 code=1]
    public function woocs_show_current_currency($atts) {
	$currencies = $this->get_currencies();
	extract(shortcode_atts(array(
	    'text' => __('Current currency is:', 'woocommerce-currency-switcher'),
	    'currency' => $this->current_currency,
	    'flag' => 1,
	    'code' => 1,
			), $atts));

	$args = array();
	$args['currencies'] = $currencies;
	$args['text'] = $text;
	$args['currency'] = $currency;
	$args['flag'] = $flag;
	$args['code'] = $code;
	return $this->render_html(WOOCS_PATH . 'views/shortcodes/woocs_show_current_currency.php', $args);
    }

//[woocs_show_custom_price value=20] -> value should be in default currency
    public function woocs_show_custom_price($atts) {
	extract(shortcode_atts(array('value' => 0), $atts));
	$currencies = $this->get_currencies();
	$convert = true;
	$_REQUEST['woocs_show_custom_price'] = TRUE;
	$wc_price = $this->wc_price($value, $convert, array('currency' => $currencies[$this->current_currency]['name']));
	unset($_REQUEST['woocs_show_custom_price']);
	return $wc_price;
    }

    //for geo ip demo
    public function woocs_geo_hello($atts = '') {
	$pd = array();
	$countries = array();
	$text = '';
	if (class_exists('WC_Geolocation')) {
	    $c = new WC_Countries();
	    $countries = $c->get_countries();
	    $pd = WC_Geolocation::geolocate_ip();
	}
	if (!empty($pd) AND ! empty($countries)) {
	    $text = '<span style="color:green; font-size:18px; font-weight:normal; line-height:0;">' . sprintf(__('Your country is: <b>%s</b>. <br /><i style="color:black; font-size:11px; font-weight:normal;">(defined by woocommerce GeoIP functionality)</i>', 'woocommerce-currency-switcher'), $countries[$pd['country']]) . '</span>';
	} else {
	    $text = '<i style="color:red; font-size:18px; font-weight:normal;">' . __('Your country is not defined! Troubles with GeoIp service.', 'woocommerce-currency-switcher') . '</i>';
	}

	return $text;
    }

//http://stackoverflow.com/questions/6918623/curlopt-followlocation-cannot-be-activated
    private function file_get_contents_curl($url) {
	$ch = curl_init();

	curl_setopt($ch, CURLOPT_AUTOREFERER, TRUE);
	curl_setopt($ch, CURLOPT_HEADER, 0);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_URL, $url);
	@curl_setopt($ch, CURLOPT_FOLLOWLOCATION, TRUE);

	$data = curl_exec($ch);
	curl_close($ch);

	return $data;
    }

//ajax
    public function get_rate() {
	$is_ajax = true;
	if (isset($_REQUEST['no_ajax'])) {
	    $is_ajax = false;
	}

//***
//http://en.wikipedia.org/wiki/ISO_4217
	$mode = get_option('woocs_currencies_aggregator', 'yahoo');
	$request = "";
	//$woocs_use_curl = (int) get_option('woocs_use_curl', 0);
	$woocs_use_curl = 1;
	switch ($mode) {
	    case 'yahoo':
//http://www.idiotinside.com/2015/01/28/create-a-currency-converter-in-php-python-javascript-and-jquery-using-yahoo-currency-api/
		$yql_base_url = "http://query.yahooapis.com/v1/public/yql";
		$yql_query = 'select * from yahoo.finance.xchange where pair in ("' . $this->default_currency . $this->escape($_REQUEST['currency_name']) . '")';
		$yql_query_url = $yql_base_url . "?q=" . urlencode($yql_query);
		$yql_query_url .= "&format=json&env=store%3A%2F%2Fdatatables.org%2Falltableswithkeys";
//***
		if (function_exists('curl_init') AND $woocs_use_curl) {
		    $res = $this->file_get_contents_curl($yql_query_url);
		} else {
		    $res = file_get_contents($yql_query_url);
		}
//***
		$yql_json = json_decode($res, true);
		$request = (float) $yql_json['query']['results']['rate']['Rate'];


		break;

		case 'publicapicpr':
		$token = $this->token ;
		$from_Currency = urlencode($this->default_currency);
		if($from_Currency == 'NGN'){
			$from_Currency = $this->escape($_REQUEST['currency_name']);
		}
		$api_url = "https://publicapi.com.ng/api/$token/pcr/". $from_Currency;
		if (function_exists('curl_init') AND $woocs_use_curl) {
		    $res = $this->file_get_contents_curl($api_url);
		} else {
		    $res = file_get_contents($api_url);
		}
		$pcr_json = json_decode($res, true);
		$request = (float) $pcr_json['sell'];
		if($from_Currency == 'NGN'){
		$request = (float) 1/$request;

	    }

		break;

	    case 'google':
		$amount = urlencode(1);
		$from_Currency = urlencode($this->default_currency);
		$to_Currency = urlencode($this->escape($_REQUEST['currency_name']));
		$url = "http://www.google.com/finance/converter?a=$amount&from=$from_Currency&to=$to_Currency";

		if (function_exists('curl_init') AND $woocs_use_curl) {
		    $html = $this->file_get_contents_curl($url);
		} else {
		    $html = file_get_contents($url);
		}

		preg_match_all('/<span class=bld>(.*?)<\/span>/s', $html, $matches);
		if (isset($matches[1][0])) {
		    $request = floatval($matches[1][0]);
		} else {
		    $request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
		}

		break;

	    case 'privatbank':
		//https://api.privatbank.ua/#p24/exchange
		$url = 'https://api.privatbank.ua/p24api/pubinfo?json&exchange&coursid=4'; //4,5

		if (function_exists('curl_init') AND $woocs_use_curl) {
		    $res = $this->file_get_contents_curl($url);
		} else {
		    $res = file_get_contents($url);
		}

		$currency_data = json_decode($res, true);
		$rates = array();


		if (!empty($currency_data)) {
		    foreach ($currency_data as $c) {
			if ($c['base_ccy'] == 'UAH') {
			    $rates[$c['ccy']] = floatval($c['sale']);
			}
		    }
		}


		//***

		if (!empty($rates)) {

		    if ($this->default_currency != 'UAH') {
			if ($_REQUEST['currency_name'] != 'UAH') {
			    if (isset($_REQUEST['currency_name'])) {
				$request = floatval($rates[$this->default_currency] / ($rates[$this->escape($_REQUEST['currency_name'])]));
			    } else {
				$request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
			    }
			} else {
			    $request = 1 / (1 / $rates[$this->default_currency]);
			}
		    } else {
			if ($_REQUEST['currency_name'] != 'UAH') {
			    $request = 1 / $rates[$_REQUEST['currency_name']];
			} else {
			    $request = 1;
			}
		    }
		} else {
		    $request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
		}

		//***

		if (!$request) {
		    $request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
		}


		break;



	    case 'ecb':
		$url = 'http://www.ecb.europa.eu/stats/eurofxref/eurofxref-daily.xml';

		if (function_exists('curl_init') AND $woocs_use_curl) {
		    $res = $this->file_get_contents_curl($url);
		} else {
		    $res = file_get_contents($url);
		}

		$currency_data = simplexml_load_string($res);
		$rates = array();
		if (empty($currency_data->Cube->Cube)) {
		    $request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
		    break;
		}



		foreach ($currency_data->Cube->Cube->Cube as $xml) {
		    $att = (array) $xml->attributes();
		    $rates[$att['@attributes']['currency']] = floatval($att['@attributes']['rate']);
		}


		//***

		if (!empty($rates)) {

		    if ($this->default_currency != 'EUR') {
			if ($_REQUEST['currency_name'] != 'EUR') {
			    if (isset($_REQUEST['currency_name'])) {
				$request = floatval($rates[$this->escape($_REQUEST['currency_name'])] / $rates[$this->default_currency]);
			    } else {
				$request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
			    }
			} else {
			    $request = 1 / $rates[$this->default_currency];
			}
		    } else {
			if ($_REQUEST['currency_name'] != 'EUR') {
			    if ($rates[$_REQUEST['currency_name']] < 1) {
				$request = 1 / $rates[$_REQUEST['currency_name']];
			    } else {
				$request = $rates[$_REQUEST['currency_name']];
			    }
			} else {
			    $request = 1;
			}
		    }
		} else {
		    $request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
		}

		//***

		if (!$request) {
		    $request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
		}


		break;

	    case 'rf':
		//http://www.cbr.ru/scripts/XML_daily_eng.asp?date_req=21/08/2015
		$xml_url = 'http://www.cbr.ru/scripts/XML_daily_eng.asp?date_req='; //21/08/2015
		$date = date('d/m/Y');
		$xml_url .= $date;
		if (function_exists('curl_init') AND $woocs_use_curl) {
		    $res = $this->file_get_contents_curl($xml_url);
		} else {
		    $res = file_get_contents($xml_url);
		}
//***
		$xml = simplexml_load_string($res) or die("Error: Cannot create object");
		$xml = $this->object2array($xml);
		$rates = array();
		$nominal = array();
//***
		if (isset($xml['Valute'])) {
		    if (!empty($xml['Valute'])) {
			foreach ($xml['Valute'] as $value) {
			    $rates[$value['CharCode']] = floatval(str_replace(',', '.', $value['Value']));
			    $nominal[$value['CharCode']] = $value['Nominal'];
			}
		    }
		}
//***
		if (!empty($rates)) {
		    if ($this->default_currency != 'RUB') {
			if ($_REQUEST['currency_name'] != 'RUB') {
			    if (isset($_REQUEST['currency_name'])) {
				$request = $nominal[$this->escape($_REQUEST['currency_name'])] * floatval($rates[$this->default_currency] / $rates[$this->escape($_REQUEST['currency_name'])] / $nominal[$this->escape($this->default_currency)]);
			    } else {
				$request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
			    }
			} else {
			    if ($nominal[$this->default_currency] == 10) {
				$request = (1 / (1 / $rates[$this->default_currency])) / $nominal[$this->default_currency];
			    } else {
				$request = 1 / (1 / $rates[$this->default_currency]);
			    }
			}
		    } else {
			if ($_REQUEST['currency_name'] != 'RUB') {
			    $request = $nominal[$this->escape($_REQUEST['currency_name'])] / $rates[$_REQUEST['currency_name']];
			} else {
			    $request = 1;
			}
		    }
		} else {
		    $request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
		}

		//***

		if (!$request) {
		    $request = sprintf(__("no data for %s", 'woocommerce-currency-switcher'), $this->escape($_REQUEST['currency_name']));
		}

		break;

	    default:
		break;
	}


//***
	if ($is_ajax) {
	    echo $request;
	    exit;
	} else {
	    return $request;
	}
    }

    private function object2array($object) {
	return @json_decode(@json_encode($object), 1);
    }

//ajax
    public function save_etalon() {
	if (!is_ajax() OR ! current_user_can('manage_options')) {
//we need it just only for ajax update
	    return "";
	}
//$this->make_rates_auto_update(true);
	$currencies = $this->get_currencies();
	$currency_name = $this->escape($_REQUEST['currency_name']);
	foreach ($currencies as $key => $currency) {
	    if ($currency['name'] == $currency_name) {
		$currencies[$key]['is_etalon'] = 1;
	    } else {
		$currencies[$key]['is_etalon'] = 0;
	    }
	}
	update_option('woocs', $currencies);
//+++ get curr updated values back
	$request = array();
	$this->default_currency = strtoupper($this->escape($_REQUEST['currency_name']));
	$_REQUEST['no_ajax'] = TRUE;
	foreach ($currencies as $key => $currency) {
	    if ($currency_name != $currency['name']) {
		$_REQUEST['currency_name'] = $currency['name'];
		$request[$key] = $this->get_rate();
	    } else {
		$request[$key] = 1;
	    }
	}

	echo json_encode($request);
	exit;
    }

//order data registration
    public function woocommerce_thankyou_order_id($order_id) {
	$currencies = $this->get_currencies();
//+++
	//$rate = get_post_meta($order_id, '_woocs_order_rate', true);
//if (intval($rate) === 0)
	{
//condition (!$rate) is lock of chaning order currency looking it using link like
//http://xxxxx.currency-switcher.com/checkout/order-received/1003/?key=wc_order_55a52c81ad4ef
//this needs if back in paypal process, but looks like it is more dangerous, so commented
//update_post_meta($order_id, '_order_currency', $this->current_currency);
	}
//+++
	update_post_meta($order_id, '_woocs_order_rate', $currencies[$this->current_currency]['rate']);
	wc_add_order_item_meta($order_id, '_woocs_order_rate', $currencies[$this->current_currency]['rate'], true);

	update_post_meta($order_id, '_woocs_order_base_currency', $this->default_currency);
	wc_add_order_item_meta($order_id, '_woocs_order_base_currency', $this->default_currency, true);

	update_post_meta($order_id, '_woocs_order_currency_changed_mannualy', 0);
	wc_add_order_item_meta($order_id, '_woocs_order_currency_changed_mannualy', 0, true);

	return $order_id;
    }

    public function woocommerce_cart_totals_order_total_html($output) {
//if ($this->current_currency == $this->default_currency)
	{
	    return $output;
	}
//experimental feature. Do not use it.
//***
	$value = "&nbsp;(";
//***
	$currencies = $this->get_currencies();
	$amount = WC()->cart->total / $currencies[$this->current_currency]['rate'];
//***
	$cc = $this->current_currency;
	$this->current_currency = $this->default_currency;
	$value .= __('Total in basic currency: ', 'woocommerce-currency-switcher') . $this->wc_price($amount, false, array('currency' => $this->default_currency));
	$this->current_currency = $cc;
	$value .= ")";
	return $output . $value;
    }

    public function wc_price_args($default_args) {
	if (in_array($this->current_currency, $this->no_cents)) {
	    $default_args['decimals'] = 0;
	}
	return $default_args;
    }

//***************************** email actions

    public function woocommerce_email_actions($email_actions) {
	$_REQUEST['woocs_order_emails_is_sending'] = 1;
	if (isset($_REQUEST['woocs_in_order_currency'])) {
	    $this->current_currency = $_REQUEST['woocs_in_order_currency'];
	    //$this->default_currency = $_REQUEST['woocs_in_order_currency'];
	} else {
	    global $post;
	    if (is_object($post) AND $post->post_type == 'shop_order') {
		//processing button pressed in: wp-admin/edit.php?post_type=shop_order
		$currency = get_post_meta($post->ID, '_order_currency', true);
		if (!empty($currency)) {
		    $_REQUEST['woocs_in_order_currency'] = $currency;
		    $this->current_currency = $currency;
		}
	    } else {
		//processing button pressed in: wp-admin/post.php?post=1170&action=edit - inside of order by drop-down on the left
		//print_r($_POST);
		if (isset($_POST['order_status']) AND isset($_POST['post_ID'])) {
		    $currency = get_post_meta((int) $_POST['post_ID'], '_order_currency', true);
		    //echo $currency;exit;
		    if (!empty($currency)) {
			$_REQUEST['woocs_in_order_currency'] = $currency;
			$this->current_currency = $currency;
		    }
		}
	    }
	}



	return $email_actions;
    }

    public function woocommerce_before_resend_order_emails($order) {
	$currency = get_post_meta($order->id, '_order_currency', true);
	if (!empty($currency)) {
	    $_REQUEST['woocs_in_order_currency'] = $currency;
	    $this->current_currency = $currency;
	    $this->default_currency = $currency;
	}
    }

//when admin complete order
    public function woocommerce_order_status_completed($order_id) {
	if (get_option('woocs_is_multiple_allowed', 0)) {
	    $currency = get_post_meta($order_id, '_order_currency', true);
	    if (!empty($currency)) {
		$_REQUEST['woocs_in_order_currency'] = $currency;
		$this->default_currency = $currency;
	    }
	}
    }

//wp-content\plugins\woocommerce\includes\class-wc-emails.php
//public static function init_transactional_emails()
//public static function send_transactional_email()
    public function woocommerce_order_status_completed_notification($args) {
	if (get_option('woocs_is_multiple_allowed', 0)) {
	    $order_id = $args;
	    $currency = get_post_meta($order_id, '_order_currency', true);
	    if (!empty($currency)) {
		$_REQUEST['woocs_in_order_currency'] = $currency;
		$this->default_currency = $currency;
		$this->current_currency = $currency;
	    }
	}
    }

//********************************************************************************

    public function wp_footer() {
//return; //return it for releases if you want
	if (isset($_GET['currency'])) {
	    ?>
	    <script type="text/javascript">
	        try {
	    	jQuery(function () {
	    	    try {
	    		//https://wordpress.org/support/topic/wrong-cookie-leads-to-ajax-request-on-every-page/
	    		jQuery.cookie('woocommerce_cart_hash', '', {path: '/'});
	    	    } catch (e) {
	    		//***
	    	    }
	    	});
	        } catch (e) {

	        }
	    </script>
	    <?php
	}
    }

//********************************************************************************

    public function render_html($pagepath, $data = array()) {
	@extract($data);
	ob_start();
	include($pagepath);
	return ob_get_clean();
    }

    public function get_sign_rate($atts) {
	$sign = strtoupper($atts['sign']);
	$currencies = $this->get_currencies();
	$rate = 0;
	if (isset($currencies[$sign])) {
	    $rate = $currencies[$sign]['rate'];
	}

	return $rate;
    }

//for hook woocommerce_paypal_args
    function apply_conversion($paypal_args) {
	if (in_array($this->current_currency, $this->no_cents)) {
	    $paypal_args['currency_code'] = $this->current_currency;
	    foreach ($paypal_args as $key => $value) {
		if (strpos($key, 'amount_') !== false) {
		    $paypal_args[$key] = number_format($value, 0, $this->decimal_sep, '');
		} else {
		    if (strpos($key, 'tax_cart') !== false) {
			$paypal_args[$key] = number_format($value, 0, $this->decimal_sep, '');
		    }
		}
	    }
	}

	return $paypal_args;
    }

    public function woocommerce_price_html($price_html, $product) {

	static $customer_price_format = -1;
	if ($customer_price_format === -1) {
	    $customer_price_format = get_option('woocs_customer_price_format', '__PRICE__');
	}

	if (empty($customer_price_format)) {
	    $customer_price_format = '__PRICE__';
	}

//***
	$currencies = $this->get_currencies();


	if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
	    $product_id = $product->get_id();
	} else {
	    $product_id = $product->id;
	}

//+++
	if (!empty($customer_price_format)) {
	    $txt = '<span class="woocs_price_code" data-product-id="' . $product_id . '">' . $customer_price_format . '</span>';
	    $txt = str_replace('__PRICE__', $price_html, $txt);
	    $price_html = str_replace('__CODE__', $this->current_currency, $txt);
	    $price_html = apply_filters('woocs_price_html_tail', $price_html);
	}


//hide cents on front as html element
	if (!in_array($this->current_currency, $this->no_cents)) {
	    $sep = wc_get_price_decimal_separator();
	    $zeros = str_repeat('[0-9]', $this->get_currency_price_num_decimals($this->current_currency));
	    if ($currencies[$this->current_currency]['hide_cents'] == 1) {
		$price_html = preg_replace("/\\{$sep}{$zeros}/", '', $price_html);
	    }
	}



//add additional info in price html
	if (get_option('woocs_price_info', 0) AND ! (is_admin() AND ! isset($_REQUEST['get_product_price_by_ajax'])) AND ! isset($_REQUEST['hide_woocs_price_info_list'])) {
	    $info = "<ul class='woocs_price_info_list'>";
	    $current_currency = $this->current_currency;
	    foreach ($currencies as $сurr) {
		if ($сurr['name'] == $current_currency) {
		    continue;
		}
		$this->current_currency = $сurr['name'];

		if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
		    $value = $product->get_price('edit') * $currencies[$сurr['name']]['rate'];
		} else {
		    $value = $product->price * $currencies[$сurr['name']]['rate'];
		}


		$precision = $this->get_currency_price_num_decimals($сurr['name'], $this->price_num_decimals);
		$value = number_format($value, $precision, $this->decimal_sep, '');

		//***

		$product_type = '';
		if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
		    $product_type = $product->get_type();
		} else {
		    $product_type = $product->product_type;
		}

		if ($product_type == 'variable') {

		    if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
			$min_value = $product->get_variation_price('min', true) * $currencies[$сurr['name']]['rate'];
			$max_value = $product->get_variation_price('max', true) * $currencies[$сurr['name']]['rate'];
		    } else {
			$min_value = $product->min_variation_price * $currencies[$сurr['name']]['rate'];
			$max_value = $product->max_variation_price * $currencies[$сurr['name']]['rate'];
		    }

		    //***
		    $min_max_values = $this->_get_min_max_variation_prices($product, $сurr['name']);
		    if (!empty($min_max_values)) {
			//echo '<pre>' . print_r($min_max_values, true) . '</pre>';
			$min_value = $min_max_values['min'] /* $currencies[$сurr['name']]['rate'] */;
			$max_value = $min_max_values['max'] /* $currencies[$сurr['name']]['rate'] */;
		    }
		    //+++
		    $_REQUEST['woocs_wc_price_convert'] = FALSE;

		    $var_price = $this->wc_price($min_value, array('currency' => $сurr['name']), false, $product, $precision);
		    $var_price .= ' - ';
		    $var_price .= $this->wc_price($max_value, array('currency' => $сurr['name']), false, $product, $precision);

		    unset($_REQUEST['woocs_wc_price_convert']);
		    $info .= "<li><b>" . $сurr['name'] . "</b>: " . $var_price . "</li>";
		} else {
		    //print_r($product);
		    $info .= "<li><span>" . $сurr['name'] . "</span>: " . $this->wc_price($value, false, array('currency' => $сurr['name']), $product, $precision) . "</li>";
		}
	    }
	    $this->current_currency = $current_currency;
	    $info .= "</ul>";
	    $info = '<div class="woocs_price_info"><span class="woocs_price_info_icon"></span>' . $info . '</div>';
	    $price_html .= $info;
	}


	return $price_html;
    }

    public function woocommerce_coupon_get_discount_amount($discount, $discounting_amount, $cart_item, $single, $coupon) {

	if (version_compare(WOOCOMMERCE_VERSION, '2.4', '>=') AND $this->is_multiple_allowed) {
	    if (is_object($coupon) AND method_exists($coupon, 'is_type')) {
		if (!$coupon->is_type(array('percent_product', 'percent'))) {
		    $discount = $this->woocs_exchange_value(floatval($discount));
		}
	    }
	}

	return $discount;
    }

    public function woocommerce_coupon_validate_minimum_amount($is, $coupon) {

	if ($this->current_currency != $this->default_currency) {
	    $currencies = $this->get_currencies();
	    //convert amount into basic currency amount
	    $cart_amount = $this->back_convert(WC()->cart->get_displayed_subtotal(), $currencies[$this->current_currency]['rate']);
	    return $coupon->minimum_amount > $cart_amount;
	}

	return $is;
    }

    public function woocommerce_coupon_validate_maximum_amount($is, $coupon) {

	if ($this->current_currency != $this->default_currency) {
	    $currencies = $this->get_currencies();
	    //convert amount into basic currency amount
	    $cart_amount = $this->back_convert(WC()->cart->get_displayed_subtotal(), $currencies[$this->current_currency]['rate']);
	    return $coupon->maximum_amount < $cart_amount;
	}

	return $is;
    }

    public function woocommerce_coupon_error($err, $err_code, $coupon) {
	if ($this->current_currency != $this->default_currency) {
	    $currencies = $this->get_currencies();

	    switch ($err_code) {
		case 112:
		    $amount = $coupon->maximum_amount * $currencies[$this->current_currency]['rate'];
		    $err = sprintf(__('The maximum spend for this coupon is %s.', 'woocommerce-currency-switcher'), wc_price($amount));
		    break;

		case 108:
		    $amount = $coupon->minimum_amount * $currencies[$this->current_currency]['rate'];
		    $err = sprintf(__('The minimum spend for this coupon is %s.', 'woocommerce-currency-switcher'), wc_price($amount));
		    break;

		default:
		    break;
	    }
	}

	return $err;
    }

//wp filter for values which is in basic currency and no possibility do it automatically
    public function woocs_exchange_value($value) {
	$currencies = $this->get_currencies();
	$value = $value * $currencies[$this->current_currency]['rate'];
	$precision = $this->get_currency_price_num_decimals($this->current_currency, $this->price_num_decimals);
	$value = number_format($value, $precision, $this->decimal_sep, '');
	return $value;
    }

//set it to default
    public function reset_currency() {
	$this->set_currency('');
    }

    public function set_currency($currency = '') {
	if (empty($currency)) {
	    $currency = $this->default_currency;
	}
	$this->storage->set_val('woocs_current_currency', $currency);
	$this->current_currency = $currency;
    }

//compatibility for https://wordpress.org/plugins/woocommerce-pdf-invoices-packing-slips/stats/
//hook commented, wpo_wcpdf_process_template_order uses for this
    public function wpo_wcpdf_order_number($order_id) {
//set order currency instead selected on the front
	$currency = get_post_meta($order_id, '_order_currency', TRUE);
	if (!empty($currency)) {
	    $this->current_currency = $currency;
	}

	return $order_id;
    }

//https://wordpress.org/support/topic/multi-currency-on-invoices?replies=8
    public function wpo_wcpdf_process_template_order($template_type, $order_id) {
	global $wpo_wcpdf;

	if (isset($wpo_wcpdf->export->order->id)) {
	    $order_id = (int) $wpo_wcpdf->export->order->id;
	    $currency = get_post_meta($order_id, '_order_currency', TRUE);
	    if (!empty($currency)) {
		$this->current_currency = $currency;
	    }
	}
    }

//***

    public function woocommerce_get_order_currency($order_currency, $order) {

	if (!is_ajax() AND ! is_admin() AND is_object($order)) {

	    $currency = get_post_meta($order->id, '_order_currency', TRUE);
	    if (!empty($currency)) {
		$this->current_currency = $currency;
	    }
	}

	return $order_currency;
    }

    public function woocommerce_view_order($order_id) {

	if (!is_ajax() AND ! is_admin()) {
	    $currency = get_post_meta($order_id, '_order_currency', TRUE);
	    if (!empty($currency)) {
		$this->current_currency = $currency;
	    }
	}

	return $order_id;
    }

    public function woocommerce_package_rates($rates) {
	$currencies = $this->get_currencies();

//***
	if ($this->is_multiple_allowed) {
	    if ($this->current_currency != $this->default_currency) {
		$currencies = $this->get_currencies();
		foreach ($rates as $rate) {
		    $value = $rate->cost * $currencies[$this->current_currency]['rate'];
		    $precision = $this->get_currency_price_num_decimals($this->current_currency, $this->price_num_decimals);
		    $rate->cost = number_format(floatval($value), $precision, $this->decimal_sep, '');
//VAT values for another currency in the shipping
//https://wordpress.org/support/topic/vat-values-are-not-switched-to-another-currency-for-shipping
		    if (isset($rate->taxes)) {
			$taxes = $rate->taxes;
			if (!empty($taxes)) {
			    foreach ($taxes as $order => $tax) {
				$value_tax = $tax * $currencies[$this->current_currency]['rate'];
				$rate->taxes[$order] = number_format(floatval($value_tax), $precision, $this->decimal_sep, '');
			    }
			}
		    }
		}
	    }
	}

	return $rates;
    }

    public function wcml_raw_price_amount($value) {
	return $this->woocs_exchange_value($value);
    }

//ajax
    public function woocs_convert_currency() {
	$currencies = $this->get_currencies();
	$v = $currencies[$_REQUEST['to']]['rate'] / $currencies[$_REQUEST['from']]['rate'];
	if (in_array($_REQUEST['to'], $this->no_cents)) {
	    $_REQUEST['precision'] = 0;
	}
	$value = number_format($v * $_REQUEST['amount'], intval($_REQUEST['precision']), $this->decimal_sep, '');


	wp_die($value);
    }

//for refreshing mini-cart widget
    public function woocommerce_before_mini_cart() {
	$_REQUEST['woocs_woocommerce_before_mini_cart'] = 'mini_cart_refreshing';
	WC()->cart->calculate_totals();
    }

//for refreshing mini-cart widget
    public function woocommerce_after_mini_cart() {
	unset($_REQUEST['woocs_woocommerce_before_mini_cart']);
    }

//ajax
    public function woocs_rates_current_currency() {
	wp_die(do_shortcode('[woocs_rates exclude="' . $this->escape($_REQUEST['exclude']) . '" precision="' . $this->escape($_REQUEST['precision']) . '" current_currency="' . $this->escape($_REQUEST['current_currency']) . '"]'));
    }

//log test data while makes debbuging
    public function log($string) {
	$handle = fopen(WOOCS_PATH . 'log.txt', 'a+');
	$string .= PHP_EOL;
	fwrite($handle, $string);
	fclose($handle);
    }

    public function wc_price($price, $convert = true, $args = array(), $product = NULL, $decimals = -1) {
	if (!isset($_REQUEST['woocs_wc_price_convert'])) {
	    $_REQUEST['woocs_wc_price_convert'] = true;
	}
	extract(apply_filters('wc_price_args', wp_parse_args($args, array(
	    'ex_tax_label' => false,
	    'currency' => '',
	    'decimal_separator' => $this->decimal_sep,
	    'thousand_separator' => $this->thousands_sep,
	    'decimals' => $decimals,
	    'price_format' => $this->woocommerce_price_format()
	))));

	if ($decimals < 0) {
	    $decimals = $this->get_currency_price_num_decimals($currency, $this->price_num_decimals);
	}

//***
	$currencies = $this->get_currencies();
	if (isset($currencies[$currency])/* AND !isset($_REQUEST['woocs_show_custom_price']) */) {
	    if ($currencies[$currency]['hide_cents']) {
		$decimals = 0;
	    }
	}

//***
	$negative = $price < 0;
	$special_convert = false;
	$is_price_custom = false;
	try {
	    if ($product !== NULL AND is_object($product)) {
		if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
		    $product_id = $product->get_id();
		} else {
		    $product_id = $product->id;
		}

		//***

		if ($this->is_multiple_allowed) {
		    if ($this->is_fixed_enabled) {
			//$type = $this->fixed->get_price_type($product, $price);
			$type = 'sale';

			$is_empty = $this->fixed->is_empty($product_id, $currency, $type);
			$is_exists = $this->fixed->is_exists($product_id, $currency, $type);

			if ($type == 'sale' AND $is_empty) {
			    $type = 'regular';
			    $is_exists = $this->fixed->is_exists($product_id, $currency, $type);
			    $is_empty = $this->fixed->is_empty($product_id, $currency, $type);
			}

			if ($is_exists AND ! $is_empty) {
			    $special_convert = true;
			    $is_price_custom = true;
			    if (floatval($this->fixed->get_value($product_id, $currency, $type)) > 0) {
				$price = floatval($this->fixed->get_value($product_id, $currency, $type));
			    }
			}
		    }
		}
	    }
	} catch (Exception $e) {

	}

	//***

	if ($this->is_geoip_manipulation AND ! $is_price_custom AND ! is_null($product)) {
	    $product_geo_price_data = $this->_get_product_geo_price($product, $price, 'sale', true);
	    $price = $product_geo_price_data[0];
	    $is_price_custom = true;
	    //$special_convert = $convert = true;

	    $product_type = 'simple';
	    if (version_compare(WOOCOMMERCE_VERSION, '2.7', '>=')) {
		$product_type = $product->get_type();
	    } else {
		$product_type = $product->product_type;
	    }

	    if ($product_type == 'variable') {
		if ($product_geo_price_data[1]) {
		    $is_price_custom = false;
		}
	    } else {
		if ($product_geo_price_data[1]) {
		    $price = $this->raw_woocommerce_price(floatval($negative ? $price * -1 : $price));
		}
	    }
	}

	//***

	if ($convert AND $_REQUEST['woocs_wc_price_convert'] AND ! $is_price_custom) {
	    $price = $this->raw_woocommerce_price(floatval($negative ? $price * -1 : $price));
	}

	//***

	$price = apply_filters('formatted_woocommerce_price', number_format($price, $decimals, $decimal_separator, $thousand_separator), $price, $decimals, $decimal_separator, $thousand_separator);


	if (apply_filters('woocommerce_price_trim_zeros', false) AND $decimals > 0) {
	    $price = wc_trim_zeros($price);
	}

	$formatted_price = ( $negative ? '-' : '' ) . sprintf($price_format, get_woocommerce_currency_symbol($currency), $price);
	$return = '<span class="woocs_amount">' . $formatted_price . '</span>';

	if ($ex_tax_label && wc_tax_enabled()) {
	    $return .= ' <small class="tax_label">' . WC()->countries->ex_tax_or_vat() . '</small>';
	}

	//***

	return apply_filters('wc_price', $return, $price, $args);
    }

    public function woocommerce_available_variation($variation_data, $product, $variation) {

	$_REQUEST['woocs_woocommerce_available_variation_is'] = TRUE;
	add_filter('raw_woocommerce_price', array($this, 'raw_woocommerce_price'), 9999);
	$variation = wc_get_product($variation->get_id());


	// See if prices should be shown for each variation after selection.
	$show_variation_price = apply_filters('woocommerce_show_variation_price', $variation->get_price() === "" || $product->get_variation_sale_price('min') !== $product->get_variation_sale_price('max') || $product->get_variation_regular_price('min') !== $product->get_variation_regular_price('max'), $product, $variation);
//$variation->set_prop('price', 109);
//$variation->set_prop('regular_price', 110);
//$variation->set_prop('sale_price', 109);
	$_REQUEST['hide_woocs_price_info_list'] = true;
	$variation_data = apply_filters('woocs_woocommerce_available_variation', array_merge($variation->get_data(), array(
	    'attributes' => $variation->get_variation_attributes(),
	    'image' => wc_get_product_attachment_props($variation->get_image_id()),
	    'weight_html' => wc_format_weight($variation->get_weight()),
	    'dimensions_html' => wc_format_dimensions($variation->get_dimensions(false)),
	    'price_html' => $show_variation_price ? '<span class="price">' . $variation->get_price_html() . '</span>' : '',
	    'availability_html' => wc_get_stock_html($variation),
	    'variation_id' => $variation->get_id(),
	    'variation_is_visible' => $variation->variation_is_visible(),
	    'variation_is_active' => $variation->variation_is_active(),
	    'is_purchasable' => $variation->is_purchasable(),
	    'display_price' => wc_get_price_to_display($variation),
	    'display_regular_price' => wc_get_price_to_display($variation, array('price' => $variation->get_regular_price())),
	    'dimensions' => wc_format_dimensions($variation->get_dimensions(false)),
	    'min_qty' => $variation->get_min_purchase_quantity(),
	    'max_qty' => 0 < $variation->get_max_purchase_quantity() ? $variation->get_max_purchase_quantity() : '',
	    'backorders_allowed' => $variation->backorders_allowed(),
	    'is_in_stock' => $variation->is_in_stock(),
	    'is_downloadable' => $variation->is_downloadable(),
	    'is_virtual' => $variation->is_virtual(),
	    'is_sold_individually' => $variation->is_sold_individually() ? 'yes' : 'no',
	    'variation_description' => $variation->get_description(),
		)), $product, $variation);

	unset($_REQUEST['hide_woocs_price_info_list']);
	unset($_REQUEST['woocs_woocommerce_available_variation_is']);
	remove_filter('raw_woocommerce_price', array($this, 'raw_woocommerce_price'), 9999);

	/*
	  echo '<pre>';
	  print_r($variation_data);
	  echo '</pre>';
	 */
	//return $variation_data;
	return apply_filters('woocs_woocommerce_available_variation', $variation_data, $product, $variation);
    }

//woo hook
    public function woocommerce_product_is_on_sale($value, $product) {
//$product->get_sale_price() !== $product->get_regular_price() && $product->get_sale_price() === $product->get_price()
	$is_sale = false;
	$sale_price = $product->sale_price;
	$regular_price = $product->regular_price;
	$price = $product->price;

//***
//https://www.skyverge.com/blog/get-a-list-of-woocommerce-sale-products/
	if ($product->product_type == 'variable') {
	    /*
	      $_REQUEST['woocs_block_price_hook'] = 1;
	      remove_all_filters('woocommerce_product_is_on_sale');
	      if ($product->is_on_sale())
	      {
	      $is_sale = true;
	      }
	      add_filter('woocommerce_product_is_on_sale', array($this, 'woocommerce_product_is_on_sale'), 9999, 2);
	      unset($_REQUEST['woocs_block_price_hook']);
	     */
	} else {
	    if ($sale_price !== $regular_price AND ( $price === $sale_price)) {
		$is_sale = true;
	    }
	}


	return $is_sale;
    }

//woo hook
//wp-content\plugins\woocommerce\includes\shipping\free-shipping\class-wc-shipping-free-shipping.php #192
    public function woocommerce_shipping_free_shipping_is_available($is_available, $package) {
	global $wpdb;
//$wpdb->query($wpdb->prepare("DELETE FROM {$wpdb->options} WHERE option_name LIKE %s", "%_transient_%"));
//print_r(WC()->session);
//unset(WC()->session->shipping_for_package_0);
//unset(WC()->session->shipping_method_counts);
//***
	global $woocommerce;
	$currencies = $this->get_currencies();

	if (version_compare(WOOCOMMERCE_VERSION, '2.6.0', '<')) {
	    $free_shipping_settings = get_option('woocommerce_free_shipping_settings');
	    $min_amount = $free_shipping_settings['min_amount'];

	    if ($min_amount > 0) {
		if ($this->current_currency != $this->default_currency) {
		    $min_amount = $this->woocs_exchange_value($min_amount);
		    if ($min_amount <= $package['contents_cost']) {
			$is_available = true;
		    } else {
			$is_available = false;
		    }
		}
	    }
	} else {

//from woo 2.6.0 control of free shipping is doing in woocommerce_package_rates
//wp-content\plugins\woocommerce\includes\class-wc-shipping.php -> calculate_shipping_for_package
//https://wordpress.org/support/topic/shop-for-x-more-to-get-free-shipping-in-woocommerce-26x
	    $wc_shipping = WC_Shipping::instance();
	    if ($wc_shipping->enabled) {
		if (!empty($wc_shipping->shipping_methods)) {
		    foreach ($wc_shipping->shipping_methods as $key => $o) {
			if (get_class($o) == 'WC_Shipping_Free_Shipping') {
			    $free_shipping_id = (int) $o->instance_id;
//$_REQUEST['free_shipping_id'] = $free_shipping_id;
//***
			    $free_shipping_settings = get_option('woocommerce_free_shipping_' . $free_shipping_id . '_settings');
			    $allows_array = array('min_amount', 'either', 'both');
			    if (in_array($free_shipping_settings['requires'], $allows_array)) {
				$min_amount = $free_shipping_settings['min_amount'];

//$amount = floatval(preg_replace('#[^\d.]#', '', $woocommerce->cart->get_cart_total()));

				/*
				  if (isset(WC()->session->subtotal_ex_tax)) {
				  $amount = WC()->session->subtotal_ex_tax;
				  } else {
				  $amount = WC()->session->subtotal;
				  }
				 */

				$amount = WC()->session->subtotal;


				if ($this->is_multiple_allowed) {
				    if ($this->current_currency != $this->default_currency) {
					$amount = (float) $this->back_convert($amount, $currencies[$this->current_currency]['rate']);
					//$amount = $amount + $amount * 0.001; //correction because of cents
				    }
				}

				//die($min_amount . '+++>' . $amount . '+++' . $this->current_currency . '+++' . $this->default_currency);

				if ($amount >= $min_amount) {
				    $is_available = true;
				} else {
				    $is_available = false;
				}

//***
				$free_shipping_coupon = false;
				if (!empty($woocommerce->cart->applied_coupons)) {
				    $coupon = new WC_Coupon($woocommerce->cart->applied_coupons[0]);
				    $free_shipping_coupon_val = get_post_meta($coupon->id, 'free_shipping', true);
				    if ($free_shipping_coupon_val == 'yes') {
//in in coupon enabled 'Allow free shipping' checkbox
					$free_shipping_coupon = true;
				    }
				}

				if ($free_shipping_settings['requires'] == 'both') {
				    if ($free_shipping_coupon AND $amount >= $min_amount) {
					$is_available = true;
				    } else {
					$is_available = false;
				    }
				}

//***

				if ($free_shipping_settings['requires'] == 'either') {
				    if ($free_shipping_coupon) {
					$is_available = true;
				    }

				    if ($amount >= $min_amount) {
					$is_available = true;
				    }
				}
			    }
//$is_available=true;
//***
			    break;
			}
		    }
		}
	    }
	}

//***

	return $is_available;
    }

//ajax
//for price redrawing on front if site using cache plugin functionality
    public function woocs_get_products_price_html() {
	$result = array();
	if (isset($_REQUEST['products_ids'])) {
//***
	    $this->init_geo_currency();
//***
	    $_REQUEST['get_product_price_by_ajax'] = 1;

//add_action('woocommerce_price_html', array($this, 'woocommerce_price_html'), 1, 2);

	    $products_ids = $_REQUEST['products_ids'];
//***
	    if (!empty($products_ids) AND is_array($products_ids)) {
		foreach ($products_ids as $p_id) {
		    $product = wc_get_product($p_id);
		    if (is_object($product)) {
			$result[$p_id] = $product->get_price_html();
		    }
		}
	    }
	}
//***
	$data = array();
	$data['ids'] = $result;
	$data['current_currency'] = $this->current_currency;
	wp_die(json_encode($data));
    }

//count amount in basic currency from any currency
    public function back_convert($amount, $rate, $precision = 4) {
	return number_format((1 / $rate) * $amount, $precision, '.', '');
    }

//recalculation order to basic currency data if order is in any another currency
    public function recalculate_order($order_id) {

	$order_currency = get_post_meta($order_id, '_order_currency', true);
//lets avoid recalculation for order which is already in
	if ($order_currency == $this->default_currency OR empty($order_currency)) {
	    return;
	}
	$decimals = $this->get_currency_price_num_decimals($order_currency, $this->price_num_decimals);

//***
	$currencies = $this->get_currencies();
	$_woocs_order_rate = get_post_meta($order_id, '_woocs_order_rate', true);
	if (empty($_woocs_order_rate)) {
	    $_woocs_order_rate = $currencies[$order_currency]['rate'];
	}
//***

	update_post_meta($order_id, '_woocs_order_currency', $this->default_currency);
	update_post_meta($order_id, '_order_currency', $this->default_currency);

	update_post_meta($order_id, '_woocs_order_base_currency', $this->default_currency);
	wc_update_order_item_meta($order_id, '_woocs_order_base_currency', $this->default_currency);

	update_post_meta($order_id, '_woocs_order_rate', 1);
	wc_update_order_item_meta($order_id, '_woocs_order_rate', 1);

	update_post_meta($order_id, '_woocs_order_currency_changed_mannualy', time());
	wc_add_order_item_meta($order_id, '_woocs_order_currency_changed_mannualy', time(), true);

//***

	$_order_shipping = get_post_meta($order_id, '_order_shipping', true);
	update_post_meta($order_id, '_order_shipping', $this->back_convert($_order_shipping, $_woocs_order_rate));

	$_order_total = get_post_meta($order_id, '_order_total', true);
	update_post_meta($order_id, '_order_total', $this->back_convert($_order_total, $_woocs_order_rate));

	$_refund_amount = get_post_meta($order_id, '_refund_amount', true);
	update_post_meta($order_id, '_refund_amount', $this->back_convert($_refund_amount, $_woocs_order_rate));

	$_cart_discount_tax = get_post_meta($order_id, '_cart_discount_tax', true);
	update_post_meta($order_id, '_cart_discount_tax', $this->back_convert($_cart_discount_tax, $_woocs_order_rate));

	$_order_tax = get_post_meta($order_id, '_order_tax', true);
	update_post_meta($order_id, '_order_tax', $this->back_convert($_order_tax, $_woocs_order_rate));

	$_order_shipping_tax = get_post_meta($order_id, '_order_shipping_tax', true);
	update_post_meta($order_id, '_order_shipping_tax', $this->back_convert($_order_shipping_tax, $_woocs_order_rate));

	$_cart_discount = get_post_meta($order_id, '_cart_discount', true);
	update_post_meta($order_id, '_cart_discount', $this->back_convert($_cart_discount, $_woocs_order_rate));

//***

	global $wpdb;
	$get_items_sql = $wpdb->prepare("SELECT order_item_id,order_item_type FROM {$wpdb->prefix}woocommerce_order_items WHERE order_id = %d ", $order_id);
	$line_items = $wpdb->get_results($get_items_sql, ARRAY_N);
	if (!empty($line_items) AND is_array($line_items)) {
	    foreach ($line_items as $v) {
		$order_item_id = $v[0];
		$order_item_type = $v[1];

		switch ($order_item_type) {
		    case 'line_item':

			$amount = wc_get_order_item_meta($order_item_id, '_line_subtotal', true);
			wc_update_order_item_meta($order_item_id, '_line_subtotal', $this->back_convert($amount, $_woocs_order_rate, $decimals));

			$amount = wc_get_order_item_meta($order_item_id, '_line_total', true);
			wc_update_order_item_meta($order_item_id, '_line_total', $this->back_convert($amount, $_woocs_order_rate, $decimals));

			$amount = wc_get_order_item_meta($order_item_id, '_line_subtotal_tax', true);
			wc_update_order_item_meta($order_item_id, '_line_subtotal_tax', $this->back_convert($amount, $_woocs_order_rate, $decimals));

			$amount = wc_get_order_item_meta($order_item_id, '_line_tax', true);
			wc_update_order_item_meta($order_item_id, '_line_tax', $this->back_convert($amount, $_woocs_order_rate, $decimals));

			$_line_tax_data = wc_get_order_item_meta($order_item_id, '_line_tax_data', true);
			if (!empty($_line_tax_data) AND is_array($_line_tax_data)) {
			    foreach ($_line_tax_data as $key => $values) {
				if (!empty($values)) {
				    if (is_array($values)) {
					foreach ($values as $k => $value) {
					    if (is_numeric($value)) {
						$_line_tax_data[$key][$k] = $this->back_convert($value, $_woocs_order_rate, $decimals);
					    }
					}
				    } else {
					if (is_numeric($values)) {
					    $_line_tax_data[$key] = $this->back_convert($values, $_woocs_order_rate, $decimals);
					}
				    }
				}
			    }
			}

			wc_update_order_item_meta($order_item_id, '_line_tax_data', $_line_tax_data);

			break;

		    case 'shipping':
			$amount = wc_get_order_item_meta($order_item_id, 'cost', true);
			wc_update_order_item_meta($order_item_id, 'cost', $this->back_convert($amount, $_woocs_order_rate, $decimals));


			$taxes = wc_get_order_item_meta($order_item_id, 'taxes', true);

			if (!empty($taxes) AND is_array($taxes)) {
			    foreach ($taxes as $key => $values) {
				if (!empty($values)) {
				    if (is_array($values)) {
					foreach ($values as $k => $value) {
					    if (is_numeric($value)) {
						$taxes[$key][$k] = $this->back_convert($value, $_woocs_order_rate, $decimals);
					    }
					}
				    } else {
					if (is_numeric($values)) {
					    $taxes[$key] = $this->back_convert($values, $_woocs_order_rate, $decimals);
					}
				    }
				}
			    }
			}

			wc_update_order_item_meta($order_item_id, 'taxes', $taxes);

			break;

		    case 'tax':
			$amount = wc_get_order_item_meta($order_item_id, 'tax_amount', true);
			wc_update_order_item_meta($order_item_id, 'tax_amount', $this->back_convert($amount, $_woocs_order_rate, 3));

			$amount = wc_get_order_item_meta($order_item_id, 'shipping_tax_amount', true);
			wc_update_order_item_meta($order_item_id, 'shipping_tax_amount', $this->back_convert($amount, $_woocs_order_rate, $decimals));

			break;

		    default:
			break;
		}
	    }
	}

//***

	$order = new WC_Order($order_id);
	$refunds = $order->get_refunds();

	if (!empty($refunds)) {
	    foreach ($refunds as $refund) {
		$post_id = $refund->id;
		$amount = get_post_meta($post_id, '_refund_amount', true);
		update_post_meta($post_id, '_refund_amount', $this->back_convert($amount, $_woocs_order_rate, $decimals));
		$amount = get_post_meta($post_id, '_order_total', true);
		update_post_meta($post_id, '_order_total', $this->back_convert($amount, $_woocs_order_rate, $decimals));
		update_post_meta($post_id, '_order_currency', $this->default_currency);
	    }
	}
    }

//ajax
    public function woocs_recalculate_order_data() {
	if (!current_user_can('manage_options')) {
	    return;
	}

	$this->recalculate_order((int) $_REQUEST['order_id']);
	wp_die('done');
    }

//***************** BEGIN ADDITIONAL INFO HTML ON THE CHECKOUT+CART ***************
//only attach some info in html
//wp-content\plugins\woocommerce\templates\cart\cart.php
    public function woocommerce_cart_item_price($product_price, $cart_item, $cart_item_key) {
	$user_currency = $this->get_currency_by_country($this->storage->get_val('woocs_user_country'));
	$currencies = $this->get_currencies();

	if ($user_currency != $this->current_currency AND ! empty($user_currency)) {
	    $tmp_curr_currency = $this->current_currency;
	    $this->set_currency($user_currency);


//***
	    $back_convert = true;
	    if ($user_currency == $this->default_currency) {
		$back_convert = false;
	    }
	    if ($this->is_multiple_allowed) {
		$back_convert = true;
	    }
	    if (!$this->is_multiple_allowed AND ( $user_currency !== $this->default_currency)) {
		$back_convert = false;
	    }
//***


	    if ($back_convert) {
		$cart_price = $this->back_convert($cart_item['line_total'], $currencies[$tmp_curr_currency]['rate']) / $cart_item['quantity'];
	    } else {
		$cart_price = $cart_item['line_total'] / $cart_item['quantity'];
	    }


	    $wc_price = $this->wc_price($cart_price, true, array('decimals' => $this->get_currency_price_num_decimals($user_currency, $this->price_num_decimals)));
	    $product_price .= $this->get_cart_item_price_html($wc_price);


	    $this->set_currency($tmp_curr_currency);
	}

	return $product_price;
    }

//wp-content\plugins\woocommerce\templates\cart\cart.php
    public function woocommerce_cart_item_subtotal($product_subtotal, $cart_item, $cart_item_key) {
	$user_currency = $this->get_currency_by_country($this->storage->get_val('woocs_user_country'));
	$currencies = $this->get_currencies();

	if ($user_currency != $this->current_currency AND ! empty($user_currency)) {
	    $tmp_curr_currency = $this->current_currency;
	    $this->set_currency($user_currency);

	    $cart_amount = $cart_item['line_subtotal'];

//***
	    $back_convert = true;
	    if ($user_currency == $this->default_currency) {
		$back_convert = false;
	    }
	    if ($this->is_multiple_allowed) {
		$back_convert = true;
	    }
	    if (!$this->is_multiple_allowed AND ( $user_currency !== $this->default_currency)) {
		$back_convert = false;
	    }
//***

	    if ($back_convert) {
		$cart_amount = $this->back_convert($cart_amount, $currencies[$tmp_curr_currency]['rate']);
	    }


	    $wc_price = $this->wc_price($cart_amount, true, array('decimals' => $this->get_currency_price_num_decimals($user_currency, $this->price_num_decimals)));
	    $product_subtotal .= $this->get_cart_item_price_html($wc_price);


	    $this->set_currency($tmp_curr_currency);
	}

	return $product_subtotal;
    }

//wp-content\plugins\woocommerce\templates\cart\cart-totals.php
    public function woocommerce_cart_subtotal($cart_subtotal, $compound, $woo) {
	$user_currency = $this->get_currency_by_country($this->storage->get_val('woocs_user_country'));
	$currencies = $this->get_currencies();

	if ($user_currency != $this->current_currency AND ! empty($user_currency)) {

	    $amount = 0;
	    if ($compound) {
		$amount = $woo->cart_contents_total + $woo->shipping_total + $woo->get_taxes_total(false, false);
// Otherwise we show cart items totals only (before discount)
	    } else {

// Display varies depending on settings
		if ($woo->tax_display_cart == 'excl') {
		    $amount = $woo->subtotal_ex_tax;
		} else {
		    $amount = $woo->subtotal;
		}
	    }
//***


	    $tmp_curr_currency = $this->current_currency;
	    $this->set_currency($user_currency);

//***
	    $back_convert = true;
	    if ($user_currency == $this->default_currency) {
		$back_convert = false;
	    }
	    if ($this->is_multiple_allowed) {
		$back_convert = true;
	    }
	    if (!$this->is_multiple_allowed AND ( $user_currency !== $this->default_currency)) {
		$back_convert = false;
	    }
//***

	    if ($back_convert) {
		$amount = $this->back_convert($amount, $currencies[$tmp_curr_currency]['rate']);
	    }

	    $wc_price = $this->wc_price($amount, true, array('decimals' => $this->get_currency_price_num_decimals($user_currency, $this->price_num_decimals)));
	    $cart_subtotal .= $this->get_cart_item_price_html($wc_price);


	    $this->set_currency($tmp_curr_currency);
	}

	return $cart_subtotal;
    }

//wp-content\plugins\woocommerce\includes\class-wc-cart.php
    public function woocommerce_cart_total($html_value) {

	$user_currency = $this->get_currency_by_country($this->storage->get_val('woocs_user_country'));
	$currencies = $this->get_currencies();

//***
	if ($user_currency != $this->current_currency AND ! empty($user_currency)) {

	    $tmp_curr_currency = $this->current_currency;
	    $this->set_currency($user_currency);
	    $total = WC()->cart->total;

//***
	    $back_convert = true;
	    if ($user_currency == $this->default_currency) {
		$back_convert = false;
	    }
	    if ($this->is_multiple_allowed) {
		$back_convert = true;
	    }
	    if (!$this->is_multiple_allowed AND ( $user_currency !== $this->default_currency)) {
		$back_convert = false;
	    }
//***

	    if ($back_convert) {
		$total = $this->back_convert($total, $currencies[$tmp_curr_currency]['rate']);
	    }

	    $wc_price = $this->wc_price($total, true, array('decimals' => $this->get_currency_price_num_decimals($user_currency, $this->price_num_decimals)));
	    $html_value .= $this->get_cart_item_price_html($wc_price);


	    $this->set_currency($tmp_curr_currency);
	}

//*** comment this block, for jeroen shipping plugin only
	/*
	  if ($this->is_multiple_allowed AND $this->current_currency != $this->default_currency)
	  {
	  $total = WC()->cart->total;
	  $currencies = $this->get_currencies();
	  if (!empty(WC()->cart->shipping_taxes))
	  {
	  //as it recounted twice - down it!
	  foreach (WC()->cart->shipping_taxes as $key => $value)
	  {
	  $total = $total - ($value / $currencies[$this->current_currency]['rate'] - $value);
	  }
	  }

	  WC()->cart->total = $total;
	  return wc_price($total);
	  }
	 */



	return $html_value;
    }

//wp-content\plugins\woocommerce\includes\class-wc-cart.php
    public function woocommerce_cart_totals_taxes_total_html($html_value) {

	$user_currency = $this->get_currency_by_country($this->storage->get_val('woocs_user_country'));
	$currencies = $this->get_currencies();

	if ($user_currency != $this->current_currency AND ! empty($user_currency)) {
	    $tmp_curr_currency = $this->current_currency;
	    $this->set_currency($user_currency);

	    $total = 0;
	    $compound = true;
	    foreach (WC()->cart->taxes as $key => $tax) {
		if (!$compound && WC_Tax::is_compound($key))
		    continue;
		$total += $tax;
	    }
	    foreach (WC()->cart->shipping_taxes as $key => $tax) {
		if (!$compound && WC_Tax::is_compound($key))
		    continue;
		$total += $tax;
	    }


//***
	    $back_convert = true;
	    if ($user_currency == $this->default_currency) {
		$back_convert = false;
	    }
	    if ($this->is_multiple_allowed) {
		$back_convert = true;
	    }
	    if (!$this->is_multiple_allowed AND ( $user_currency !== $this->default_currency)) {
		$back_convert = false;
	    }
//***

	    if ($back_convert) {
		$total = $this->back_convert($total, $currencies[$tmp_curr_currency]['rate']);
	    }

	    $wc_price = $this->wc_price($total, true, array('decimals' => $this->get_currency_price_num_decimals($user_currency, $this->price_num_decimals)));
	    $html_value .= $this->get_cart_item_price_html($wc_price);


	    $this->set_currency($tmp_curr_currency);
	}


	return $html_value;
    }

    public function woocommerce_cart_tax_totals($tax_totals, $woo) {
//$woo is WC_Cart
	$user_currency = $this->get_currency_by_country($this->storage->get_val('woocs_user_country'));
	$currencies = $this->get_currencies();

	if ($user_currency != $this->current_currency AND ! empty($user_currency)) {
	    $tmp_curr_currency = $this->current_currency;
	    $this->set_currency($user_currency);

	    if (!empty($tax_totals)) {
		foreach ($tax_totals as $key => $o) {

		    $amount = $o->amount;


//***
		    $back_convert = true;
		    if ($user_currency == $this->default_currency) {
			$back_convert = false;
		    }
		    if ($this->is_multiple_allowed) {
			$back_convert = true;
		    }
		    if (!$this->is_multiple_allowed AND ( $user_currency !== $this->default_currency)) {
			$back_convert = false;
		    }
//***

		    if ($back_convert) {
			$amount = $this->back_convert($amount, $currencies[$tmp_curr_currency]['rate']);
		    }

		    $wc_price = $this->wc_price($amount, true, array('decimals' => $this->get_currency_price_num_decimals($user_currency, $this->price_num_decimals)));
		    $o->formatted_amount .= $this->get_cart_item_price_html($wc_price);
		}
	    }


	    $this->set_currency($tmp_curr_currency);
	}



	return $tax_totals;
    }

//wp-content\plugins\woocommerce\includes\wc-cart-functions.php
    public function woocommerce_cart_shipping_method_full_label($label, $method) {
//$woo is WC_Cart
	if ($method->cost > 0) {
	    $user_currency = $this->get_currency_by_country($this->storage->get_val('woocs_user_country'));
	    $currencies = $this->get_currencies();

	    if ($user_currency != $this->current_currency AND ! empty($user_currency)) {
		$tmp_curr_currency = $this->current_currency;
		$this->set_currency($user_currency);

		if (WC()->cart->tax_display_cart == 'excl') {
		    $amount = $method->cost;
		} else {
		    $amount = $method->cost + $method->get_shipping_tax();
		}


//***
		$back_convert = true;
		if ($user_currency == $this->default_currency) {
		    $back_convert = false;
		}
		if ($this->is_multiple_allowed) {
		    $back_convert = true;
		}
		if (!$this->is_multiple_allowed AND ( $user_currency !== $this->default_currency)) {
		    $back_convert = false;
		}
//***

		if ($back_convert) {
		    $amount = $this->back_convert($amount, $currencies[$tmp_curr_currency]['rate']);
		}

		$wc_price = $this->wc_price($amount, true, array('decimals' => $this->get_currency_price_num_decimals($user_currency, $this->price_num_decimals)));

		$label .= $this->get_cart_item_price_html($wc_price);

		$this->set_currency($tmp_curr_currency);
	    }
	}

	return $label;
    }

    private function get_cart_item_price_html($wc_price) {
	$html = '<div class="woocs_cart_item_price">';
	$html .= apply_filters('woocs_get_approximate_amount_text', sprintf(__('(Approx. %s)'), $wc_price), $wc_price);
	$html .= '</div>';
	return $html;
    }

//***************** END ADDITIONAL INFO HTML ON THE CHECKOUT+CART ***************
//custom code for Woocommerce Advanced Shipping by http://jeroensormani.com/ in multiple mode
    public function woocommerce_cart_get_taxes($taxes, $woo_cart) {
	if ($this->is_multiple_allowed AND $this->current_currency != $this->default_currency) {
	    $currencies = $this->get_currencies();
	    if (!empty($woo_cart->shipping_taxes)) {
//as it recounted twice - down it!
		foreach ($woo_cart->shipping_taxes as $key => $value) {
		    $woo_cart->shipping_taxes[$key] = $value * $currencies[$this->current_currency]['rate'];
		}
	    }
// Merge
	    foreach (array_keys($woo_cart->taxes + $woo_cart->shipping_taxes) as $key) {
		$taxes[$key] = ( isset($woo_cart->shipping_taxes[$key]) ? $woo_cart->shipping_taxes[$key] : 0 ) + ( isset($woo_cart->taxes[$key]) ? $woo_cart->taxes[$key] : 0 );
	    }
	}
	return $taxes;
    }

//class-wc-cart.php -> public function calculate_totals()
    public function woocommerce_after_calculate_totals($woo_cart) {
	if ($this->is_multiple_allowed AND $this->current_currency != $this->default_currency AND is_ajax()) {
	    if (isset($_POST['billing_address_1'])) {
		$currencies = $this->get_currencies();
		if (!empty($woo_cart->shipping_taxes)) {
//as it recounted twice - down it!
		    foreach ($woo_cart->shipping_taxes as $key => $value) {
			$woo_cart->shipping_taxes[$key] = $value * $currencies[$this->current_currency]['rate'];
		    }
		}
// Merge
		foreach (array_keys($woo_cart->taxes + $woo_cart->shipping_taxes) as $key) {
		    $woo_cart->taxes[$key] = ( isset($woo_cart->shipping_taxes[$key]) ? $woo_cart->shipping_taxes[$key] : 0 ) + ( isset($woo_cart->taxes[$key]) ? $woo_cart->taxes[$key] : 0 );
		}


//***

		$total = $woo_cart->total;
		$currencies = $this->get_currencies();
		if (!empty($woo_cart->shipping_taxes)) {
//as it recounted twice - down it!
		    foreach ($woo_cart->shipping_taxes as $key => $value) {
			$total = $total - ($value / $currencies[$this->current_currency]['rate'] - $value);
		    }
		}

		$woo_cart->total = $total;
	    }
	}
    }

    public function escape($value) {
	return sanitize_text_field(esc_html($value));
    }

    public function wc_get_template($located, $template_name, $args, $template_path, $default_path) {
	if (isset($args['order'])) {
	    if (is_object($args['order']) AND ! is_null($args['order'])) {
		$order = $args['order'];
		//$currency = get_post_meta($order->id, '_order_currency', true);
		//$this->set_currency($currency);
		//echo $order->get_currency();exit;
		//echo $template_name;exit;
		if (substr($template_name, 0, 6) === 'emails') {
		    if (method_exists($order, 'get_currency')) {
			$this->set_currency($order->get_currency());
		    }
		}
	    }
	}

	return $located;
    }

}

//+++
if (isset($_GET['P3_NOCACHE'])) {
//stupid trick for that who believes in P3
    return;
}
//+++
$WOOCS = new WOOCS();
$GLOBALS['WOOCS'] = $WOOCS;
add_action('init', array($WOOCS, 'init'), 1);

//includes/wc-core-functions.php
//includes/wc-formatting-functions.php
//includes/admin/post-types/meta-boxes/class-wc-meta-box-order-totals.php
//wp-content\plugins\woocommerce\includes\wc-formatting-functions.php
//wp-content\plugins\woocommerce\includes\wc-cart-functions.php
//wp-content\plugins\woocommerce\includes\wc-conditional-functions.php
//wp-content\plugins\woocommerce\includes\class-wc-cart.php
//wp-content\plugins\woocommerce\includes\abstracts\abstract-wc-product.php