<?php
class WCML_Cart
{
private $woocommerce_wpml;
private $sitepress;
private $woocommerce;
public function __construct( &$woocommerce_wpml, &$sitepress, &$woocommerce )
{
$this->woocommerce_wpml = $woocommerce_wpml;
$this->sitepress = $sitepress;
$this->woocommerce = $woocommerce;
if( $this->woocommerce_wpml->settings[ 'cart_sync' ][ 'currency_switch' ] == WCML_CART_CLEAR || $this->woocommerce_wpml->settings[ 'cart_sync' ][ 'lang_switch' ] == WCML_CART_CLEAR ) {
$this->enqueue_dialog_ui();
add_action( 'wcml_removed_cart_items', array( $this, 'wcml_removed_cart_items_widget' ) );
add_action( 'wp_ajax_wcml_cart_clear_removed_items', array( $this, 'wcml_cart_clear_removed_items' ) );
add_action( 'wp_ajax_nopriv_wcml_cart_clear_removed_items', array( $this, 'wcml_cart_clear_removed_items' ) );
add_filter( 'wcml_switch_currency_exception', array( $this, 'cart_switching_currency' ), 10, 3 );
add_action( 'wcml_before_switch_currency', array( $this, 'switching_currency_empty_cart_if_needed' ), 10, 2 );
}
else{
add_action( 'wp_ajax_woocommerce_get_refreshed_fragments', array( $this, 'wcml_refresh_fragments' ), 0 );
add_action( 'wp_ajax_woocommerce_add_to_cart', array( $this, 'wcml_refresh_fragments' ), 0 );
add_action( 'wp_ajax_nopriv_woocommerce_get_refreshed_fragments', array( $this, 'wcml_refresh_fragments' ), 0 );
add_action( 'wp_ajax_nopriv_woocommerce_add_to_cart', array( $this, 'wcml_refresh_fragments' ), 0 );
add_action( 'woocommerce_before_calculate_totals', array( $this, 'woocommerce_calculate_totals' ), 100 );
add_action( 'woocommerce_get_cart_item_from_session', array( $this, 'translate_cart_contents' ), 10 );
add_action( 'woocommerce_cart_loaded_from_session', array( $this, 'translate_cart_subtotal' ) );
add_action( 'woocommerce_before_checkout_process', array( $this, 'wcml_refresh_cart_total' ) );
add_filter('woocommerce_paypal_args', array($this, 'filter_paypal_args'));
add_filter( 'woocommerce_add_to_cart_sold_individually_quantity', array( $this, 'woocommerce_add_to_cart_sold_individually_quantity' ), 10, 5 );
$this->localize_flat_rates_shipping_classes();
}
}
public function enqueue_dialog_ui() {
wp_enqueue_script( 'jquery-ui-dialog' );
wp_enqueue_style( 'wp-jquery-ui-dialog' );
}
public function wcml_removed_cart_items_widget( $args = array() ) {
if( !empty( $this->woocommerce->session ) ) {
$removed_cart_items = new WCML_Removed_Cart_Items_UI( $args, $this->woocommerce_wpml, $this->sitepress, $this->woocommerce );
$preview = $removed_cart_items->get_view();
if ( !isset($args['echo']) || $args['echo'] ) {
echo $preview;
} else {
return $preview;
}
}
}
public function switching_currency_empty_cart_if_needed( $currency, $force_switch ) {
if( $force_switch && $this->woocommerce_wpml->settings[ 'cart_sync' ][ 'currency_switch' ] == WCML_CART_CLEAR ) {
$this->empty_cart_if_needed('currency_switch');
$this->woocommerce->session->set('wcml_switched_type', 'currency');
}
}
public function empty_cart_if_needed( $switching_type ) {
if( $this->woocommerce_wpml->settings[ 'cart_sync' ][ $switching_type ] == WCML_CART_CLEAR ) {
$removed_products = $this->woocommerce->session->get( 'wcml_removed_items' ) ? maybe_unserialize( $this->woocommerce->session->get( 'wcml_removed_items' ) ) : array();
foreach( WC()->cart->get_cart_for_session() as $item_key => $cart ) {
if( !in_array( $cart[ 'product_id' ], $removed_products ) ) {
$removed_products[] = $cart[ 'product_id' ];
}
WC()->cart->remove_cart_item( $item_key );
}
if( !empty( $this->woocommerce->session ) ) {
$this->woocommerce->session->set( 'wcml_removed_items', serialize( $removed_products ) );
}
}
}
public function wcml_cart_clear_removed_items( ) {
$nonce = filter_input( INPUT_POST, 'wcml_nonce', FILTER_SANITIZE_FULL_SPECIAL_CHARS );
if(!$nonce || !wp_verify_nonce($nonce, 'wcml_clear_removed_items')) {
die('Invalid nonce');
}
$this->woocommerce->session->__unset( 'wcml_removed_items' );
$this->woocommerce->session->__unset( 'wcml_switched_type' );
}
public function cart_switching_currency( $exc, $current_currency, $new_currency, $return = false ) {
$cart_for_session = WC()->cart->get_cart_for_session();
if( $this->woocommerce_wpml->settings[ 'cart_sync' ][ 'currency_switch' ] == WCML_CART_SYNC || empty( $cart_for_session ) ) {
return $exc;
}
$dialog_title = __( 'Switching currency?', 'woocommerce-multilingual');
$confirmation_message = __( 'Your cart is not empty! After you switched the currency, all items from the cart will be removed and you have to add them again.', 'woocommerce-multilingual');
$stay_in = sprintf( __( 'Keep using %s', 'woocommerce-multilingual'), $current_currency );
$switch_to = __( 'Proceed', 'woocommerce-multilingual');
ob_start();
$this->cart_alert( $dialog_title, $confirmation_message, $switch_to, $stay_in, $new_currency, $current_currency );
$html = ob_get_contents();
ob_end_clean();
if( $return ) {
return array( 'prevent_switching' => $html );
}else{
echo json_encode( array( 'prevent_switching' => $html ) );
}
return true;
}
public function cart_alert( $dialog_title, $confirmation_message, $switch_to, $stay_in, $switch_to_value, $stay_in_value = false, $language_switch = false ) {
?>
<div id="wcml-cart-dialog-confirm" title="<?php echo $dialog_title ?>">
<p><?php echo $confirmation_message; ?></p>
</div>
<script type="text/javascript">
jQuery( document).ready( function() {
jQuery( "#wcml-cart-dialog-confirm" ).dialog({
resizable: false,
draggable: false,
height: "auto",
width: 500,
modal: true,
closeOnEscape: false,
dialogClass: "wcml-cart-dialog",
open: function(event, ui) {
jQuery(".ui-dialog-titlebar-close", ui.dialog | ui).hide();
},
buttons: {
"<?php echo $switch_to; ?>": function() {
jQuery( this ).dialog( "close" );
<?php if( $language_switch ): ?>
window.location = '<?php echo $switch_to_value; ?>';
<?php else: ?>
jQuery('.wcml_currency_switcher').parent().find('img').remove();
wcml_load_currency( "<?php echo $switch_to_value; ?>", true );
<?php endif; ?>
},
"<?php echo $stay_in; ?>": function() {
jQuery( this ).dialog( "close" );
<?php if( $language_switch ): ?>
window.location = '<?php echo $stay_in_value; ?>';
<?php else: ?>
jQuery('.wcml_currency_switcher').parent().find('img').remove();
jQuery('.wcml_currency_switcher').removeAttr('disabled');
jQuery('.wcml_currency_switcher').val( '<?php echo $stay_in_value; ?>' );
<?php endif; ?>
}
}
});
});
</script>
<?php
}
public function wcml_refresh_fragments() {
WC()->cart->calculate_totals();
$this->woocommerce_wpml->locale->wcml_refresh_text_domain();
}
public function woocommerce_calculate_totals( $cart, $currency = false ) {
$current_language = $this->sitepress->get_current_language();
$new_cart_data = array();
foreach( $cart->cart_contents as $key => $cart_item ) {
$tr_product_id = apply_filters( 'translate_object_id', $cart_item[ 'product_id' ], 'product', false, $current_language );
if( version_compare( WC_VERSION , '3.0.0', '<' ) && isset( $cart_item[ 'data' ]->product_attributes ) ) {
foreach( $cart_item[ 'data' ]->product_attributes as $attr_key => $product_attribute ) {
if( isset( $product_attribute[ 'is_taxonomy' ]) && !$product_attribute[ 'is_taxonomy' ] ) {
$cart->cart_contents[ $key ][ 'data' ]->product_attributes[ $attr_key ][ 'name' ] = $this->woocommerce_wpml->strings->translated_attribute_label(
$product_attribute[ 'name' ],
$product_attribute[ 'name' ],
$tr_product_id );
}
}
}
if( isset( $cart_item[ 'variation' ] ) && is_array( $cart_item[ 'variation' ] ) ) {
foreach( $cart_item[ 'variation' ] as $attr_key => $attribute ) {
$cart->cart_contents[ $key ][ 'variation' ][ $attr_key ] = $this->get_cart_attribute_translation(
$attr_key,
$attribute,
$cart_item[ 'variation_id' ],
$current_language,
$cart_item[ 'product_id' ],
$tr_product_id
);
}
}
if( $currency !== false ) {
$cart->cart_contents[ $key ][ 'data' ]->price = get_post_meta( $cart_item['product_id'], '_price', 1 );
}
if( $cart_item[ 'product_id' ] == $tr_product_id ) {
$new_cart_data[ $key ] = apply_filters( 'wcml_cart_contents_not_changed', $cart->cart_contents[$key], $key, $current_language );
continue;
}
if( isset( $cart->cart_contents[ $key ][ 'variation_id' ] ) && $cart->cart_contents[ $key ][ 'variation_id' ] ) {
$tr_variation_id = apply_filters( 'translate_object_id', $cart_item[ 'variation_id' ], 'product_variation', false, $current_language );
if( !is_null( $tr_variation_id ) ) {
$cart->cart_contents[ $key ][ 'product_id' ] = intval( $tr_product_id );
$cart->cart_contents[ $key ][ 'variation_id' ] = intval( $tr_variation_id );
if( defined('WC_VERSION') && version_compare( WC_VERSION , '2.7', '<' ) ) {
$cart->cart_contents[ $key ][ 'data' ]->id = intval( $tr_product_id );
}else{
$cart->cart_contents[ $key ][ 'data' ]->set_id( intval( $tr_product_id ) );
}
$cart->cart_contents[ $key ][ 'data' ]->post = get_post( $tr_product_id );
}
}else{
if( !is_null( $tr_product_id ) ) {
$cart->cart_contents[ $key ][ 'product_id' ] = intval( $tr_product_id );
if( defined('WC_VERSION') && version_compare( WC_VERSION , '2.7', '<' ) ) {
$cart->cart_contents[ $key ][ 'data' ]->id = intval( $tr_product_id );
}else{
$cart->cart_contents[ $key ][ 'data' ]->set_id( intval( $tr_product_id ) );
}
$cart->cart_contents[ $key ][ 'data' ]->post = get_post( $tr_product_id );
}
}
if( !is_null( $tr_product_id ) ) {
$new_key = $this->wcml_generate_cart_key( $cart->cart_contents, $key );
$cart->cart_contents = apply_filters( 'wcml_update_cart_contents_lang_switch', $cart->cart_contents, $key, $new_key, $current_language );
$new_cart_data[ $new_key ] = $cart->cart_contents[ $key ];
$new_cart_data = apply_filters( 'wcml_cart_contents', $new_cart_data, $cart->cart_contents, $key, $new_key );
}
}
$cart->cart_contents = $this->wcml_check_on_duplicate_products_in_cart( $new_cart_data );
$this->woocommerce->session->cart = $cart->cart_contents;
return $cart->cart_contents;
}
public function wcml_check_on_duplicate_products_in_cart( $cart_contents ) {
$exists_products = array();
remove_action( 'woocommerce_before_calculate_totals', array( $this, 'woocommerce_calculate_totals' ), 100 );
foreach( $cart_contents as $key => $cart_content ) {
$cart_contents = apply_filters( 'wcml_check_on_duplicated_products_in_cart', $cart_contents, $key, $cart_content );
if( apply_filters( 'wcml_exception_duplicate_products_in_cart', false, $cart_content ) ) {
continue;
}
$quantity = $cart_content['quantity'];
$search_key = $this->wcml_generate_cart_key( $cart_contents, $key );
if( array_key_exists( $search_key, $exists_products ) ) {
unset( $cart_contents[ $key ] );
$cart_contents[ $exists_products[ $search_key ] ][ 'quantity' ] = $cart_contents[ $exists_products[ $search_key ] ][ 'quantity' ] + $quantity;
$this->woocommerce->cart->calculate_totals();
}else{
$exists_products[ $search_key ] = $key;
}
}
add_action( 'woocommerce_before_calculate_totals', array( $this, 'woocommerce_calculate_totals' ), 100 );
return $cart_contents;
}
public function get_cart_attribute_translation( $attr_key, $attribute, $variation_id, $current_language, $product_id, $tr_product_id ) {
$attr_translation = $attribute;
if( !empty( $attribute ) ) {
$taxonomy = substr( $attr_key, 10, strlen( $attr_key ) - 1 );
if( taxonomy_exists( $taxonomy ) ) {
if( $this->woocommerce_wpml->attributes->is_translatable_attribute( $taxonomy ) ) {
$term_id = $this->woocommerce_wpml->terms->wcml_get_term_id_by_slug( $taxonomy, $attribute );
$trnsl_term_id = apply_filters( 'translate_object_id', $term_id, $taxonomy, true, $current_language );
$term = $this->woocommerce_wpml->terms->wcml_get_term_by_id( $trnsl_term_id, $taxonomy );
$attr_translation = $term->slug;
}
}else{
$trnsl_attr = get_post_meta( $variation_id, $attr_key, true );
if( $trnsl_attr ) {
$attr_translation = $trnsl_attr;
}else{
$attr_translation = $this->woocommerce_wpml->attributes->get_custom_attr_translation( $product_id, $tr_product_id, $taxonomy, $attribute );
}
}
}
return $attr_translation;
}
public function wcml_generate_cart_key( $cart_contents, $key ) {
$cart_item_data = $this->get_cart_item_data_from_cart( $cart_contents[ $key ] );
return $this->woocommerce->cart->generate_cart_id(
$cart_contents[ $key ][ 'product_id' ],
$cart_contents[ $key ][ 'variation_id' ],
$cart_contents[ $key ][ 'variation' ],
$cart_item_data
);
}
public function get_cart_item_data_from_cart( $cart_contents ) {
unset( $cart_contents[ 'product_id' ] );
unset( $cart_contents[ 'variation_id' ] );
unset( $cart_contents[ 'variation' ] );
unset( $cart_contents[ 'quantity' ] );
unset( $cart_contents[ 'line_total' ] );
unset( $cart_contents[ 'line_subtotal' ] );
unset( $cart_contents[ 'line_tax' ] );
unset( $cart_contents[ 'line_subtotal_tax' ] );
unset( $cart_contents[ 'line_tax_data' ] );
unset( $cart_contents[ 'data' ] );
return apply_filters( 'wcml_filter_cart_item_data', $cart_contents );
}
public function translate_cart_contents( $item ) {
$item[ 'product_id' ] = apply_filters( 'translate_object_id', $item[ 'product_id' ], 'product', true );
if ($item[ 'variation_id' ]) {
$item[ 'variation_id' ] = apply_filters( 'translate_object_id', $item[ 'variation_id' ], 'product_variation', true );
}
if( version_compare( WC()->version, '3.0.0', '>=' ) ) {
$item[ 'data' ]->set_name( get_the_title( $item[ 'product_id' ] ) );
} else {
$item[ 'data' ]->post->post_title = get_the_title( $item[ 'product_id' ] );
}
return $item;
}
public function translate_cart_subtotal( $cart ) {
if( isset( $_SERVER['REQUEST_URI'] ) ) {
$attachments = array( 'png', 'jpg', 'jpeg', 'gif', 'js', 'css' );
foreach( $attachments as $attachment ) {
$match = preg_match( '/\.'.$attachment.'$/', $_SERVER['REQUEST_URI'] );
if( !empty( $match ) ) {
return false;
}
}
}
if( apply_filters( 'wcml_calculate_totals_exception', true, $cart ) ) {
$cart->calculate_totals();
}
}
public function wcml_refresh_cart_total() {
WC()->cart->calculate_totals();
}
public function localize_flat_rates_shipping_classes() {
if(is_ajax() && isset($_POST['action']) && $_POST['action'] == 'woocommerce_update_order_review') {
$this->woocommerce->shipping->load_shipping_methods();
$shipping_methods = $this->woocommerce->shipping->get_shipping_methods();
foreach($shipping_methods as $method) {
if(isset($method->flat_rate_option)) {
add_filter('option_' . $method->flat_rate_option, array($this, 'translate_shipping_class'));
}
}
}
}
public function translate_shipping_class($rates) {
if(is_array($rates)) {
foreach($rates as $shipping_class => $value) {
$term_id = $this->woocommerce_wpml->terms->wcml_get_term_id_by_slug('product_shipping_class', $shipping_class );
if($term_id && !is_wp_error($term_id)) {
$translated_term_id = apply_filters( 'translate_object_id', $term_id, 'product_shipping_class', true);
if($translated_term_id != $term_id) {
$term = $this->woocommerce_wpml->terms->wcml_get_term_by_id( $translated_term_id, 'product_shipping_class' );
unset($rates[$shipping_class]);
$rates[$term->slug] = $value;
}
}
}
}
return $rates;
}
public function filter_paypal_args( $args ) {
$args['lc'] = $this->sitepress->get_current_language();
$wpml_settings = $this->sitepress->get_settings();
if( $wpml_settings[ 'language_negotiation_type' ] == 3 ) {
$args[ 'notify_url' ] = str_replace( '%2F&', '&', $args[ 'notify_url' ] );
}
return $args;
}
public function woocommerce_add_to_cart_sold_individually_quantity( $qt, $quantity, $product_id, $variation_id, $cart_item_data ) {
$current_product_trid = $this->sitepress->get_element_trid( $product_id, 'post_product' );
foreach( WC()->cart->cart_contents as $cart_item ) {
$cart_element_trid = $this->sitepress->get_element_trid( $cart_item[ 'product_id' ], 'post_product' );
if( apply_filters( 'wcml_add_to_cart_sold_individually', true, $cart_item_data, $product_id, $quantity ) && $current_product_trid == $cart_element_trid && $cart_item[ 'quantity' ] > 0 ) {
throw new Exception( sprintf( '<a href="%s" class="button wc-forward">%s</a> %s', esc_url( wc_get_cart_url() ), __( 'View Cart', 'woocommerce' ), sprintf( __( 'You cannot add another "%s" to your cart.', 'woocommerce' ), get_the_title( $product_id ) ) ) );
}
}
return $qt;
}
}
