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files >> //var/softaculous/sitepad/editor/site-data/plugins/kkart-pro/includes/class-kkart-checkout.php
<?php /** * Checkout functionality * * The Kkart checkout class handles the checkout process, collecting user data and processing the payment. * * @package Kkart\Classes * @version 3.4.0 */ defined( 'ABSPATH' ) || exit; /** * Checkout class. */ class KKART_Checkout { /** * The single instance of the class. * * @var KKART_Checkout|null */ protected static $instance = null; /** * Checkout fields are stored here. * * @var array|null */ protected $fields = null; /** * Holds posted data for backwards compatibility. * * @var array */ protected $legacy_posted_data = array(); /** * Caches customer object. @see get_value. * * @var KKART_Customer */ private $logged_in_customer = null; /** * Gets the main KKART_Checkout Instance. * * @since 2.1 * @static * @return KKART_Checkout Main instance */ public static function instance() { if ( is_null( self::$instance ) ) { self::$instance = new self(); // Hook in actions once. add_action( 'kkart_checkout_billing', array( self::$instance, 'checkout_form_billing' ) ); add_action( 'kkart_checkout_shipping', array( self::$instance, 'checkout_form_shipping' ) ); // kkart_checkout_init action is ran once when the class is first constructed. do_action( 'kkart_checkout_init', self::$instance ); } return self::$instance; } /** * See if variable is set. Used to support legacy public variables which are no longer defined. * * @param string $key Key. * @return bool */ public function __isset( $key ) { return in_array( $key, array( 'enable_signup', 'enable_guest_checkout', 'must_create_account', 'checkout_fields', 'posted', 'shipping_method', 'payment_method', 'customer_id', 'shipping_methods', ), true ); } /** * Sets the legacy public variables for backwards compatibility. * * @param string $key Key. * @param mixed $value Value. */ public function __set( $key, $value ) { switch ( $key ) { case 'enable_signup': $bool_value = kkart_string_to_bool( $value ); if ( $bool_value !== $this->is_registration_enabled() ) { remove_filter( 'kkart_checkout_registration_enabled', '__return_true', 0 ); remove_filter( 'kkart_checkout_registration_enabled', '__return_false', 0 ); add_filter( 'kkart_checkout_registration_enabled', $bool_value ? '__return_true' : '__return_false', 0 ); } break; case 'enable_guest_checkout': $bool_value = kkart_string_to_bool( $value ); if ( $bool_value === $this->is_registration_required() ) { remove_filter( 'kkart_checkout_registration_required', '__return_true', 0 ); remove_filter( 'kkart_checkout_registration_required', '__return_false', 0 ); add_filter( 'kkart_checkout_registration_required', $bool_value ? '__return_false' : '__return_true', 0 ); } break; case 'checkout_fields': $this->fields = $value; break; case 'shipping_methods': KKART()->session->set( 'chosen_shipping_methods', $value ); break; case 'posted': $this->legacy_posted_data = $value; break; } } /** * Gets the legacy public variables for backwards compatibility. * * @param string $key Key. * @return array|string */ public function __get( $key ) { if ( in_array( $key, array( 'posted', 'shipping_method', 'payment_method' ), true ) && empty( $this->legacy_posted_data ) ) { $this->legacy_posted_data = $this->get_posted_data(); } switch ( $key ) { case 'enable_signup': return $this->is_registration_enabled(); case 'enable_guest_checkout': return ! $this->is_registration_required(); case 'must_create_account': return $this->is_registration_required() && ! is_user_logged_in(); case 'checkout_fields': return $this->get_checkout_fields(); case 'posted': kkart_doing_it_wrong( 'KKART_Checkout->posted', 'Use $_POST directly.', '3.0.0' ); return $this->legacy_posted_data; case 'shipping_method': return $this->legacy_posted_data['shipping_method']; case 'payment_method': return $this->legacy_posted_data['payment_method']; case 'customer_id': return apply_filters( 'kkart_checkout_customer_id', get_current_user_id() ); case 'shipping_methods': return (array) KKART()->session->get( 'chosen_shipping_methods' ); } } /** * Cloning is forbidden. */ public function __clone() { kkart_doing_it_wrong( __FUNCTION__, __( 'Cloning is forbidden.', 'kkart' ), '2.1' ); } /** * Unserializing instances of this class is forbidden. */ public function __wakeup() { kkart_doing_it_wrong( __FUNCTION__, __( 'Unserializing instances of this class is forbidden.', 'kkart' ), '2.1' ); } /** * Is registration required to checkout? * * @since 3.0.0 * @return boolean */ public function is_registration_required() { return apply_filters( 'kkart_checkout_registration_required', 'yes' !== get_option( 'kkart_enable_guest_checkout' ) ); } /** * Is registration enabled on the checkout page? * * @since 3.0.0 * @return boolean */ public function is_registration_enabled() { return apply_filters( 'kkart_checkout_registration_enabled', 'yes' === get_option( 'kkart_enable_signup_and_login_from_checkout' ) ); } /** * Get an array of checkout fields. * * @param string $fieldset to get. * @return array */ public function get_checkout_fields( $fieldset = '' ) { if ( ! is_null( $this->fields ) ) { return $fieldset ? $this->fields[ $fieldset ] : $this->fields; } // Fields are based on billing/shipping country. Grab those values but ensure they are valid for the store before using. $billing_country = $this->get_value( 'billing_country' ); $billing_country = empty( $billing_country ) ? KKART()->countries->get_base_country() : $billing_country; $allowed_countries = KKART()->countries->get_allowed_countries(); if ( ! array_key_exists( $billing_country, $allowed_countries ) ) { $billing_country = current( array_keys( $allowed_countries ) ); } $shipping_country = $this->get_value( 'shipping_country' ); $shipping_country = empty( $shipping_country ) ? KKART()->countries->get_base_country() : $shipping_country; $allowed_countries = KKART()->countries->get_shipping_countries(); if ( ! array_key_exists( $shipping_country, $allowed_countries ) ) { $shipping_country = current( array_keys( $allowed_countries ) ); } $this->fields = array( 'billing' => KKART()->countries->get_address_fields( $billing_country, 'billing_' ), 'shipping' => KKART()->countries->get_address_fields( $shipping_country, 'shipping_' ), 'account' => array(), 'order' => array( 'order_comments' => array( 'type' => 'textarea', 'class' => array( 'notes' ), 'label' => __( 'Order notes', 'kkart' ), 'placeholder' => esc_attr__( 'Notes about your order, e.g. special notes for delivery.', 'kkart' ), ), ), ); if ( 'no' === get_option( 'kkart_registration_generate_username' ) ) { $this->fields['account']['account_username'] = array( 'type' => 'text', 'label' => __( 'Account username', 'kkart' ), 'required' => true, 'placeholder' => esc_attr__( 'Username', 'kkart' ), ); } if ( 'no' === get_option( 'kkart_registration_generate_password' ) ) { $this->fields['account']['account_password'] = array( 'type' => 'password', 'label' => __( 'Create account password', 'kkart' ), 'required' => true, 'placeholder' => esc_attr__( 'Password', 'kkart' ), ); } $this->fields = apply_filters( 'kkart_checkout_fields', $this->fields ); foreach ( $this->fields as $field_type => $fields ) { // Sort each of the checkout field sections based on priority. uasort( $this->fields[ $field_type ], 'kkart_checkout_fields_uasort_comparison' ); // Add accessibility labels to fields that have placeholders. foreach ( $fields as $single_field_type => $field ) { if ( empty( $field['label'] ) && ! empty( $field['placeholder'] ) ) { $this->fields[ $field_type ][ $single_field_type ]['label'] = $field['placeholder']; $this->fields[ $field_type ][ $single_field_type ]['label_class'] = array( 'screen-reader-text' ); } } } return $fieldset ? $this->fields[ $fieldset ] : $this->fields; } /** * When we process the checkout, lets ensure cart items are rechecked to prevent checkout. */ public function check_cart_items() { do_action( 'kkart_check_cart_items' ); } /** * Output the billing form. */ public function checkout_form_billing() { //kkart_get_template( 'checkout/form-billing.php', array( 'checkout' => $this ) ); echo kkart_checkout_billing(); } /** * Output the shipping form. */ public function checkout_form_shipping() { //kkart_get_template( 'checkout/form-shipping.php', array( 'checkout' => $this ) ); echo kkart_checkout_shipping(); } /** * Create an order. Error codes: * 520 - Cannot insert order into the database. * 521 - Cannot get order after creation. * 522 - Cannot update order. * 525 - Cannot create line item. * 526 - Cannot create fee item. * 527 - Cannot create shipping item. * 528 - Cannot create tax item. * 529 - Cannot create coupon item. * * @throws Exception When checkout validation fails. * @param array $data Posted data. * @return int|WP_ERROR */ public function create_order( $data ) { // Give plugins the opportunity to create an order themselves. $order_id = apply_filters( 'kkart_create_order', null, $this ); if ( $order_id ) { return $order_id; } try { $order_id = absint( KKART()->session->get( 'order_awaiting_payment' ) ); $cart_hash = KKART()->cart->get_cart_hash(); $available_gateways = KKART()->payment_gateways->get_available_payment_gateways(); $order = $order_id ? kkart_get_order( $order_id ) : null; /** * If there is an order pending payment, we can resume it here so * long as it has not changed. If the order has changed, i.e. * different items or cost, create a new order. We use a hash to * detect changes which is based on cart items + order total. */ if ( $order && $order->has_cart_hash( $cart_hash ) && $order->has_status( array( 'pending', 'failed' ) ) ) { // Action for 3rd parties. do_action( 'kkart_resume_order', $order_id ); // Remove all items - we will re-add them later. $order->remove_order_items(); } else { $order = new KKART_Order(); } $fields_prefix = array( 'shipping' => true, 'billing' => true, ); $shipping_fields = array( 'shipping_method' => true, 'shipping_total' => true, 'shipping_tax' => true, ); foreach ( $data as $key => $value ) { if ( is_callable( array( $order, "set_{$key}" ) ) ) { $order->{"set_{$key}"}( $value ); // Store custom fields prefixed with wither shipping_ or billing_. This is for backwards compatibility with 2.6.x. } elseif ( isset( $fields_prefix[ current( explode( '_', $key ) ) ] ) ) { if ( ! isset( $shipping_fields[ $key ] ) ) { $order->update_meta_data( '_' . $key, $value ); } } } $order->hold_applied_coupons( $data['billing_email'] ); $order->set_created_via( 'checkout' ); $order->set_cart_hash( $cart_hash ); $order->set_customer_id( apply_filters( 'kkart_checkout_customer_id', get_current_user_id() ) ); $order->set_currency( get_kkart_currency() ); $order->set_prices_include_tax( 'yes' === get_option( 'kkart_prices_include_tax' ) ); $order->set_customer_ip_address( KKART_Geolocation::get_ip_address() ); $order->set_customer_user_agent( kkart_get_user_agent() ); $order->set_customer_note( isset( $data['order_comments'] ) ? $data['order_comments'] : '' ); $order->set_payment_method( isset( $available_gateways[ $data['payment_method'] ] ) ? $available_gateways[ $data['payment_method'] ] : $data['payment_method'] ); $this->set_data_from_cart( $order ); /** * Action hook to adjust order before save. * * @since 3.0.0 */ do_action( 'kkart_checkout_create_order', $order, $data ); // Save the order. $order_id = $order->save(); /** * Action hook fired after an order is created used to add custom meta to the order. * * @since 3.0.0 */ do_action( 'kkart_checkout_update_order_meta', $order_id, $data ); /** * Action hook fired after an order is created. * * @since 4.3.0 */ do_action( 'kkart_checkout_order_created', $order ); return $order_id; } catch ( Exception $e ) { if ( $order && $order instanceof KKART_Order ) { $order->get_data_store()->release_held_coupons( $order ); /** * Action hook fired when an order is discarded due to Exception. * * @since 4.3.0 */ do_action( 'kkart_checkout_order_exception', $order ); } return new WP_Error( 'checkout-error', $e->getMessage() ); } } /** * Copy line items, tax, totals data from cart to order. * * @param KKART_Order $order Order object. * * @throws Exception When unable to create order. */ public function set_data_from_cart( &$order ) { $order_vat_exempt = KKART()->cart->get_customer()->get_is_vat_exempt() ? 'yes' : 'no'; $order->add_meta_data( 'is_vat_exempt', $order_vat_exempt, true ); $order->set_shipping_total( KKART()->cart->get_shipping_total() ); $order->set_discount_total( KKART()->cart->get_discount_total() ); $order->set_discount_tax( KKART()->cart->get_discount_tax() ); $order->set_cart_tax( KKART()->cart->get_cart_contents_tax() + KKART()->cart->get_fee_tax() ); $order->set_shipping_tax( KKART()->cart->get_shipping_tax() ); $order->set_total( KKART()->cart->get_total( 'edit' ) ); $this->create_order_line_items( $order, KKART()->cart ); $this->create_order_fee_lines( $order, KKART()->cart ); $this->create_order_shipping_lines( $order, KKART()->session->get( 'chosen_shipping_methods' ), KKART()->shipping()->get_packages() ); $this->create_order_tax_lines( $order, KKART()->cart ); $this->create_order_coupon_lines( $order, KKART()->cart ); } /** * Add line items to the order. * * @param KKART_Order $order Order instance. * @param KKART_Cart $cart Cart instance. */ public function create_order_line_items( &$order, $cart ) { foreach ( $cart->get_cart() as $cart_item_key => $values ) { /** * Filter hook to get initial item object. * * @since 3.1.0 */ $item = apply_filters( 'kkart_checkout_create_order_line_item_object', new KKART_Order_Item_Product(), $cart_item_key, $values, $order ); $product = $values['data']; $item->legacy_values = $values; // @deprecated 4.4.0 For legacy actions. $item->legacy_cart_item_key = $cart_item_key; // @deprecated 4.4.0 For legacy actions. $item->set_props( array( 'quantity' => $values['quantity'], 'variation' => $values['variation'], 'subtotal' => $values['line_subtotal'], 'total' => $values['line_total'], 'subtotal_tax' => $values['line_subtotal_tax'], 'total_tax' => $values['line_tax'], 'taxes' => $values['line_tax_data'], ) ); if ( $product ) { $item->set_props( array( 'name' => $product->get_name(), 'tax_class' => $product->get_tax_class(), 'product_id' => $product->is_type( 'variation' ) ? $product->get_parent_id() : $product->get_id(), 'variation_id' => $product->is_type( 'variation' ) ? $product->get_id() : 0, ) ); } $item->set_backorder_meta(); /** * Action hook to adjust item before save. * * @since 3.0.0 */ do_action( 'kkart_checkout_create_order_line_item', $item, $cart_item_key, $values, $order ); // Add item to order and save. $order->add_item( $item ); } } /** * Add fees to the order. * * @param KKART_Order $order Order instance. * @param KKART_Cart $cart Cart instance. */ public function create_order_fee_lines( &$order, $cart ) { foreach ( $cart->get_fees() as $fee_key => $fee ) { $item = new KKART_Order_Item_Fee(); $item->legacy_fee = $fee; // @deprecated 4.4.0 For legacy actions. $item->legacy_fee_key = $fee_key; // @deprecated 4.4.0 For legacy actions. $item->set_props( array( 'name' => $fee->name, 'tax_class' => $fee->taxable ? $fee->tax_class : 0, 'amount' => $fee->amount, 'total' => $fee->total, 'total_tax' => $fee->tax, 'taxes' => array( 'total' => $fee->tax_data, ), ) ); /** * Action hook to adjust item before save. * * @since 3.0.0 */ do_action( 'kkart_checkout_create_order_fee_item', $item, $fee_key, $fee, $order ); // Add item to order and save. $order->add_item( $item ); } } /** * Add shipping lines to the order. * * @param KKART_Order $order Order Instance. * @param array $chosen_shipping_methods Chosen shipping methods. * @param array $packages Packages. */ public function create_order_shipping_lines( &$order, $chosen_shipping_methods, $packages ) { foreach ( $packages as $package_key => $package ) { if ( isset( $chosen_shipping_methods[ $package_key ], $package['rates'][ $chosen_shipping_methods[ $package_key ] ] ) ) { $shipping_rate = $package['rates'][ $chosen_shipping_methods[ $package_key ] ]; $item = new KKART_Order_Item_Shipping(); $item->legacy_package_key = $package_key; // @deprecated 4.4.0 For legacy actions. $item->set_props( array( 'method_title' => $shipping_rate->label, 'method_id' => $shipping_rate->method_id, 'instance_id' => $shipping_rate->instance_id, 'total' => kkart_format_decimal( $shipping_rate->cost ), 'taxes' => array( 'total' => $shipping_rate->taxes, ), ) ); foreach ( $shipping_rate->get_meta_data() as $key => $value ) { $item->add_meta_data( $key, $value, true ); } /** * Action hook to adjust item before save. * * @since 3.0.0 */ do_action( 'kkart_checkout_create_order_shipping_item', $item, $package_key, $package, $order ); // Add item to order and save. $order->add_item( $item ); } } } /** * Add tax lines to the order. * * @param KKART_Order $order Order instance. * @param KKART_Cart $cart Cart instance. */ public function create_order_tax_lines( &$order, $cart ) { foreach ( array_keys( $cart->get_cart_contents_taxes() + $cart->get_shipping_taxes() + $cart->get_fee_taxes() ) as $tax_rate_id ) { if ( $tax_rate_id && apply_filters( 'kkart_cart_remove_taxes_zero_rate_id', 'zero-rated' ) !== $tax_rate_id ) { $item = new KKART_Order_Item_Tax(); $item->set_props( array( 'rate_id' => $tax_rate_id, 'tax_total' => $cart->get_tax_amount( $tax_rate_id ), 'shipping_tax_total' => $cart->get_shipping_tax_amount( $tax_rate_id ), 'rate_code' => KKART_Tax::get_rate_code( $tax_rate_id ), 'label' => KKART_Tax::get_rate_label( $tax_rate_id ), 'compound' => KKART_Tax::is_compound( $tax_rate_id ), 'rate_percent' => KKART_Tax::get_rate_percent_value( $tax_rate_id ), ) ); /** * Action hook to adjust item before save. * * @since 3.0.0 */ do_action( 'kkart_checkout_create_order_tax_item', $item, $tax_rate_id, $order ); // Add item to order and save. $order->add_item( $item ); } } } /** * Add coupon lines to the order. * * @param KKART_Order $order Order instance. * @param KKART_Cart $cart Cart instance. */ public function create_order_coupon_lines( &$order, $cart ) { foreach ( $cart->get_coupons() as $code => $coupon ) { $item = new KKART_Order_Item_Coupon(); $item->set_props( array( 'code' => $code, 'discount' => $cart->get_coupon_discount_amount( $code ), 'discount_tax' => $cart->get_coupon_discount_tax_amount( $code ), ) ); // Avoid storing used_by - it's not needed and can get large. $coupon_data = $coupon->get_data(); unset( $coupon_data['used_by'] ); $item->add_meta_data( 'coupon_data', $coupon_data ); /** * Action hook to adjust item before save. * * @since 3.0.0 */ do_action( 'kkart_checkout_create_order_coupon_item', $item, $code, $coupon, $order ); // Add item to order and save. $order->add_item( $item ); } } /** * See if a fieldset should be skipped. * * @since 3.0.0 * @param string $fieldset_key Fieldset key. * @param array $data Posted data. * @return bool */ protected function maybe_skip_fieldset( $fieldset_key, $data ) { if ( 'shipping' === $fieldset_key && ( $data['ship_to_different_address'] || ! KKART()->cart->needs_shipping_address() ) ) { return true; } if ( 'account' === $fieldset_key && ( is_user_logged_in() || ( ! $this->is_registration_required() && empty( $data['createaccount'] ) ) ) ) { return true; } return false; } /** * Get posted data from the checkout form. * * @since 3.1.0 * @return array of data. */ public function get_posted_data() { // phpcs:disable WordPress.Security.NonceVerification.Missing $data = array( 'terms' => (int) isset( $_POST['terms'] ), 'createaccount' => (int) ( $this->is_registration_enabled() ? ! empty( $_POST['createaccount'] ) : false ), 'payment_method' => isset( $_POST['payment_method'] ) ? kkart_clean( wp_unslash( $_POST['payment_method'] ) ) : '', 'shipping_method' => isset( $_POST['shipping_method'] ) ? kkart_clean( wp_unslash( $_POST['shipping_method'] ) ) : '', 'ship_to_different_address' => empty( $_POST['ship_to_billing_address'] ) && ! kkart_ship_to_billing_address_only(), 'kkart_checkout_update_totals' => isset( $_POST['kkart_checkout_update_totals'] ), ); // phpcs:enable WordPress.Security.NonceVerification.Missing $skipped = array(); foreach ( $this->get_checkout_fields() as $fieldset_key => $fieldset ) { if ( $this->maybe_skip_fieldset( $fieldset_key, $data ) ) { $skipped[] = $fieldset_key; continue; } foreach ( $fieldset as $key => $field ) { $type = sanitize_title( isset( $field['type'] ) ? $field['type'] : 'text' ); switch ( $type ) { case 'checkbox': $value = isset( $_POST[ $key ] ) ? 1 : ''; // WPCS: input var ok, CSRF ok. break; case 'multiselect': $value = isset( $_POST[ $key ] ) ? implode( ', ', kkart_clean( wp_unslash( $_POST[ $key ] ) ) ) : ''; // WPCS: input var ok, CSRF ok. break; case 'textarea': $value = isset( $_POST[ $key ] ) ? kkart_sanitize_textarea( wp_unslash( $_POST[ $key ] ) ) : ''; // WPCS: input var ok, CSRF ok. break; case 'password': $value = isset( $_POST[ $key ] ) ? wp_unslash( $_POST[ $key ] ) : ''; // WPCS: input var ok, CSRF ok, sanitization ok. break; default: $value = isset( $_POST[ $key ] ) ? kkart_clean( wp_unslash( $_POST[ $key ] ) ) : ''; // WPCS: input var ok, CSRF ok. break; } $data[ $key ] = apply_filters( 'kkart_process_checkout_' . $type . '_field', apply_filters( 'kkart_process_checkout_field_' . $key, $value ) ); } } if ( in_array( 'shipping', $skipped, true ) && ( KKART()->cart->needs_shipping_address() || kkart_ship_to_billing_address_only() ) ) { foreach ( $this->get_checkout_fields( 'shipping' ) as $key => $field ) { $data[ $key ] = isset( $data[ 'billing_' . substr( $key, 9 ) ] ) ? $data[ 'billing_' . substr( $key, 9 ) ] : ''; } } // BW compatibility. $this->legacy_posted_data = $data; return apply_filters( 'kkart_checkout_posted_data', $data ); } /** * Validates the posted checkout data based on field properties. * * @since 3.0.0 * @param array $data An array of posted data. * @param WP_Error $errors Validation error. */ protected function validate_posted_data( &$data, &$errors ) { foreach ( $this->get_checkout_fields() as $fieldset_key => $fieldset ) { $validate_fieldset = true; if ( $this->maybe_skip_fieldset( $fieldset_key, $data ) ) { $validate_fieldset = false; } foreach ( $fieldset as $key => $field ) { if ( ! isset( $data[ $key ] ) ) { continue; } $required = ! empty( $field['required'] ); $format = array_filter( isset( $field['validate'] ) ? (array) $field['validate'] : array() ); $field_label = isset( $field['label'] ) ? $field['label'] : ''; switch ( $fieldset_key ) { case 'shipping': /* translators: %s: field name */ $field_label = sprintf( _x( 'Shipping %s', 'checkout-validation', 'kkart' ), $field_label ); break; case 'billing': /* translators: %s: field name */ $field_label = sprintf( _x( 'Billing %s', 'checkout-validation', 'kkart' ), $field_label ); break; } if ( in_array( 'postcode', $format, true ) ) { $country = isset( $data[ $fieldset_key . '_country' ] ) ? $data[ $fieldset_key . '_country' ] : KKART()->customer->{"get_{$fieldset_key}_country"}(); $data[ $key ] = kkart_format_postcode( $data[ $key ], $country ); if ( $validate_fieldset && '' !== $data[ $key ] && ! KKART_Validation::is_postcode( $data[ $key ], $country ) ) { switch ( $country ) { case 'IE': /* translators: %1$s: field name, %2$s finder.eircode.ie URL */ $postcode_validation_notice = sprintf( __( '%1$s is not valid. You can look up the correct Eircode <a target="_blank" href="%2$s">here</a>.', 'kkart' ), '<strong>' . esc_html( $field_label ) . '</strong>', 'https://finder.eircode.ie' ); break; default: /* translators: %s: field name */ $postcode_validation_notice = sprintf( __( '%s is not a valid postcode / ZIP.', 'kkart' ), '<strong>' . esc_html( $field_label ) . '</strong>' ); } $errors->add( $key . '_validation', apply_filters( 'kkart_checkout_postcode_validation_notice', $postcode_validation_notice, $country, $data[ $key ] ), array( 'id' => $key ) ); } } if ( in_array( 'phone', $format, true ) ) { if ( $validate_fieldset && '' !== $data[ $key ] && ! KKART_Validation::is_phone( $data[ $key ] ) ) { /* translators: %s: phone number */ $errors->add( $key . '_validation', sprintf( __( '%s is not a valid phone number.', 'kkart' ), '<strong>' . esc_html( $field_label ) . '</strong>' ), array( 'id' => $key ) ); } } if ( in_array( 'email', $format, true ) && '' !== $data[ $key ] ) { $email_is_valid = is_email( $data[ $key ] ); $data[ $key ] = sanitize_email( $data[ $key ] ); if ( $validate_fieldset && ! $email_is_valid ) { /* translators: %s: email address */ $errors->add( $key . '_validation', sprintf( __( '%s is not a valid email address.', 'kkart' ), '<strong>' . esc_html( $field_label ) . '</strong>' ), array( 'id' => $key ) ); continue; } } if ( '' !== $data[ $key ] && in_array( 'state', $format, true ) ) { $country = isset( $data[ $fieldset_key . '_country' ] ) ? $data[ $fieldset_key . '_country' ] : KKART()->customer->{"get_{$fieldset_key}_country"}(); $valid_states = KKART()->countries->get_states( $country ); if ( ! empty( $valid_states ) && is_array( $valid_states ) && count( $valid_states ) > 0 ) { $valid_state_values = array_map( 'kkart_strtoupper', array_flip( array_map( 'kkart_strtoupper', $valid_states ) ) ); $data[ $key ] = kkart_strtoupper( $data[ $key ] ); if ( isset( $valid_state_values[ $data[ $key ] ] ) ) { // With this part we consider state value to be valid as well, convert it to the state key for the valid_states check below. $data[ $key ] = $valid_state_values[ $data[ $key ] ]; } if ( $validate_fieldset && ! in_array( $data[ $key ], $valid_state_values, true ) ) { /* translators: 1: state field 2: valid states */ $errors->add( $key . '_validation', sprintf( __( '%1$s is not valid. Please enter one of the following: %2$s', 'kkart' ), '<strong>' . esc_html( $field_label ) . '</strong>', implode( ', ', $valid_states ) ), array( 'id' => $key ) ); } } } if ( $validate_fieldset && $required && '' === $data[ $key ] ) { /* translators: %s: field name */ $errors->add( $key . '_required', apply_filters( 'kkart_checkout_required_field_notice', sprintf( __( '%s is a required field.', 'kkart' ), '<strong>' . esc_html( $field_label ) . '</strong>' ), $field_label ), array( 'id' => $key ) ); } } } } /** * Validates that the checkout has enough info to proceed. * * @since 3.0.0 * @param array $data An array of posted data. * @param WP_Error $errors Validation errors. */ protected function validate_checkout( &$data, &$errors ) { $this->validate_posted_data( $data, $errors ); $this->check_cart_items(); if ( empty( $data['kkart_checkout_update_totals'] ) && empty( $data['terms'] ) && ! empty( $_POST['terms-field'] ) ) { // WPCS: input var ok, CSRF ok. $errors->add( 'terms', __( 'Please read and accept the terms and conditions to proceed with your order.', 'kkart' ) ); } if ( KKART()->cart->needs_shipping() ) { $shipping_country = KKART()->customer->get_shipping_country(); if ( empty( $shipping_country ) ) { $errors->add( 'shipping', __( 'Please enter an address to continue.', 'kkart' ) ); } elseif ( ! in_array( KKART()->customer->get_shipping_country(), array_keys( KKART()->countries->get_shipping_countries() ), true ) ) { /* translators: %s: shipping location */ $errors->add( 'shipping', sprintf( __( 'Unfortunately <strong>we do not ship %s</strong>. Please enter an alternative shipping address.', 'kkart' ), KKART()->countries->shipping_to_prefix() . ' ' . KKART()->customer->get_shipping_country() ) ); } else { $chosen_shipping_methods = KKART()->session->get( 'chosen_shipping_methods' ); foreach ( KKART()->shipping()->get_packages() as $i => $package ) { if ( ! isset( $chosen_shipping_methods[ $i ], $package['rates'][ $chosen_shipping_methods[ $i ] ] ) ) { $errors->add( 'shipping', __( 'No shipping method has been selected. Please double check your address, or contact us if you need any help.', 'kkart' ) ); } } } } if ( KKART()->cart->needs_payment() ) { $available_gateways = KKART()->payment_gateways->get_available_payment_gateways(); if ( ! isset( $available_gateways[ $data['payment_method'] ] ) ) { $errors->add( 'payment', __( 'Invalid payment method.', 'kkart' ) ); } else { $available_gateways[ $data['payment_method'] ]->validate_fields(); } } do_action( 'kkart_after_checkout_validation', $data, $errors ); } /** * Set address field for customer. * * @since 3.0.7 * @param string $field String to update. * @param string $key Field key. * @param array $data Array of data to get the value from. */ protected function set_customer_address_fields( $field, $key, $data ) { $billing_value = null; $shipping_value = null; if ( isset( $data[ "billing_{$field}" ] ) && is_callable( array( KKART()->customer, "set_billing_{$field}" ) ) ) { $billing_value = $data[ "billing_{$field}" ]; $shipping_value = $data[ "billing_{$field}" ]; } if ( isset( $data[ "shipping_{$field}" ] ) && is_callable( array( KKART()->customer, "set_shipping_{$field}" ) ) ) { $shipping_value = $data[ "shipping_{$field}" ]; } if ( ! is_null( $billing_value ) && is_callable( array( KKART()->customer, "set_billing_{$field}" ) ) ) { KKART()->customer->{"set_billing_{$field}"}( $billing_value ); } if ( ! is_null( $shipping_value ) && is_callable( array( KKART()->customer, "set_shipping_{$field}" ) ) ) { KKART()->customer->{"set_shipping_{$field}"}( $shipping_value ); } } /** * Update customer and session data from the posted checkout data. * * @since 3.0.0 * @param array $data Posted data. */ protected function update_session( $data ) { // Update both shipping and billing to the passed billing address first if set. $address_fields = array( 'first_name', 'last_name', 'company', 'email', 'phone', 'address_1', 'address_2', 'city', 'postcode', 'state', 'country', ); array_walk( $address_fields, array( $this, 'set_customer_address_fields' ), $data ); KKART()->customer->save(); // Update customer shipping and payment method to posted method. $chosen_shipping_methods = KKART()->session->get( 'chosen_shipping_methods' ); if ( is_array( $data['shipping_method'] ) ) { foreach ( $data['shipping_method'] as $i => $value ) { $chosen_shipping_methods[ $i ] = $value; } } KKART()->session->set( 'chosen_shipping_methods', $chosen_shipping_methods ); KKART()->session->set( 'chosen_payment_method', $data['payment_method'] ); // Update cart totals now we have customer address. KKART()->cart->calculate_totals(); } /** * Process an order that does require payment. * * @since 3.0.0 * @param int $order_id Order ID. * @param string $payment_method Payment method. */ protected function process_order_payment( $order_id, $payment_method ) { $available_gateways = KKART()->payment_gateways->get_available_payment_gateways(); if ( ! isset( $available_gateways[ $payment_method ] ) ) { return; } // TODO: Check, is working fine? kkart_clear_notices(); // Store Order ID in session so it can be re-used after payment failure. KKART()->session->set( 'order_awaiting_payment', $order_id ); // Process Payment. $result = $available_gateways[ $payment_method ]->process_payment( $order_id ); // Redirect to success/confirmation/payment page. if ( isset( $result['result'] ) && 'success' === $result['result'] ) { $result = apply_filters( 'kkart_payment_successful_result', $result, $order_id ); if ( ! is_ajax() ) { wp_redirect( $result['redirect'] ); exit; } wp_send_json( $result ); } } /** * Process an order that doesn't require payment. * * @since 3.0.0 * @param int $order_id Order ID. */ protected function process_order_without_payment( $order_id ) { $order = kkart_get_order( $order_id ); $order->payment_complete(); kkart_empty_cart(); if ( ! is_ajax() ) { wp_safe_redirect( apply_filters( 'kkart_checkout_no_payment_needed_redirect', $order->get_checkout_order_received_url(), $order ) ); exit; } wp_send_json( array( 'result' => 'success', 'redirect' => apply_filters( 'kkart_checkout_no_payment_needed_redirect', $order->get_checkout_order_received_url(), $order ), ) ); } /** * Create a new customer account if needed. * * @throws Exception When not able to create customer. * @param array $data Posted data. */ protected function process_customer( $data ) { $customer_id = apply_filters( 'kkart_checkout_customer_id', get_current_user_id() ); if ( ! is_user_logged_in() && ( $this->is_registration_required() || ! empty( $data['createaccount'] ) ) ) { $username = ! empty( $data['account_username'] ) ? $data['account_username'] : ''; $password = ! empty( $data['account_password'] ) ? $data['account_password'] : ''; $customer_id = kkart_create_new_customer( $data['billing_email'], $username, $password, array( 'first_name' => ! empty( $data['billing_first_name'] ) ? $data['billing_first_name'] : '', 'last_name' => ! empty( $data['billing_last_name'] ) ? $data['billing_last_name'] : '', ) ); if ( is_wp_error( $customer_id ) ) { throw new Exception( $customer_id->get_error_message() ); } kkart_set_customer_auth_cookie( $customer_id ); // As we are now logged in, checkout will need to refresh to show logged in data. KKART()->session->set( 'reload_checkout', true ); // Also, recalculate cart totals to reveal any role-based discounts that were unavailable before registering. KKART()->cart->calculate_totals(); } // On multisite, ensure user exists on current site, if not add them before allowing login. if ( $customer_id && is_multisite() && is_user_logged_in() && ! is_user_member_of_blog() ) { add_user_to_blog( get_current_blog_id(), $customer_id, 'customer' ); } // Add customer info from other fields. if ( $customer_id && apply_filters( 'kkart_checkout_update_customer_data', true, $this ) ) { $customer = new KKART_Customer( $customer_id ); if ( ! empty( $data['billing_first_name'] ) && '' === $customer->get_first_name() ) { $customer->set_first_name( $data['billing_first_name'] ); } if ( ! empty( $data['billing_last_name'] ) && '' === $customer->get_last_name() ) { $customer->set_last_name( $data['billing_last_name'] ); } // If the display name is an email, update to the user's full name. if ( is_email( $customer->get_display_name() ) ) { $customer->set_display_name( $customer->get_first_name() . ' ' . $customer->get_last_name() ); } foreach ( $data as $key => $value ) { // Use setters where available. if ( is_callable( array( $customer, "set_{$key}" ) ) ) { $customer->{"set_{$key}"}( $value ); // Store custom fields prefixed with wither shipping_ or billing_. } elseif ( 0 === stripos( $key, 'billing_' ) || 0 === stripos( $key, 'shipping_' ) ) { $customer->update_meta_data( $key, $value ); } } /** * Action hook to adjust customer before save. * * @since 3.0.0 */ do_action( 'kkart_checkout_update_customer', $customer, $data ); $customer->save(); } do_action( 'kkart_checkout_update_user_meta', $customer_id, $data ); } /** * If checkout failed during an AJAX call, send failure response. */ protected function send_ajax_failure_response() { if ( is_ajax() ) { // Only print notices if not reloading the checkout, otherwise they're lost in the page reload. if ( ! isset( KKART()->session->reload_checkout ) ) { $messages = kkart_print_notices( true ); } $response = array( 'result' => 'failure', 'messages' => isset( $messages ) ? $messages : '', 'refresh' => isset( KKART()->session->refresh_totals ), 'reload' => isset( KKART()->session->reload_checkout ), ); unset( KKART()->session->refresh_totals, KKART()->session->reload_checkout ); wp_send_json( $response ); } } /** * Process the checkout after the confirm order button is pressed. * * @throws Exception When validation fails. */ public function process_checkout() { try { $nonce_value = kkart_get_var( $_REQUEST['kkart-process-checkout-nonce'], kkart_get_var( $_REQUEST['_wpnonce'], '' ) ); // @codingStandardsIgnoreLine. if ( empty( $nonce_value ) || ! wp_verify_nonce( $nonce_value, 'kkart-process_checkout' ) ) { KKART()->session->set( 'refresh_totals', true ); throw new Exception( __( 'We were unable to process your order, please try again.', 'kkart' ) ); } kkart_maybe_define_constant( 'KKART_CHECKOUT', true ); kkart_set_time_limit( 0 ); do_action( 'kkart_before_checkout_process' ); if ( KKART()->cart->is_empty() ) { /* translators: %s: shop cart url */ throw new Exception( sprintf( __( 'Sorry, your session has expired. <a href="%s" class="kkart-backward">Return to shop</a>', 'kkart' ), esc_url( kkart_get_page_permalink( 'shop' ) ) ) ); } do_action( 'kkart_checkout_process' ); $errors = new WP_Error(); $posted_data = $this->get_posted_data(); // TODO : add this validation in billing form // Validate posted data and cart items before proceeding. //$this->validate_checkout( $posted_data, $errors ); foreach ( $errors->errors as $code => $messages ) { $data = $errors->get_error_data( $code ); foreach ( $messages as $message ) { kkart_add_notice( $message, 'error', $data ); } } if ( empty( $posted_data['kkart_checkout_update_totals'] ) && 0 === kkart_notice_count( 'error' ) ) { //$this->process_customer( $posted_data ); // Add billing data $user_id = get_current_user_id(); $billing_id = get_user_meta( $user_id, 'billing_address_id', true); $ret = kkart_get_user_address($billing_id); if(empty($ret)){ // TODO: set error }else{ foreach($ret as $key => $value){ $billing_field = get_user_meta( $user_id, $key, true); if(!empty($billing_field)){ $field = substr($key, 8); $posted_data[$key] = $billing_field; // Shipping address same as billing address if(!empty($_REQUEST['ship_to_billing_address'])){ $posted_data['shipping_'.$field] = $billing_field; } } } } // Add shipping data // TODO check if is shipable // Skip error if not set differrent address if(empty($_REQUEST['ship_to_billing_address'])){ $shipping_id = get_user_meta( $user_id, 'shipping_address_id', true); $ret = kkart_get_user_address($shipping_id); if(empty($ret)){ // TODO: set error }else{ foreach($ret as $key => $value){ // Skip billing_ from the key $field = substr($key, 8); $shipping_field = get_user_meta( $user_id, 'shipping_'.$field, true); if(!empty($shipping_field)){ $posted_data['shipping_'.$field] = $shipping_field; } } } } // Update session for customer and totals. $this->update_session( $posted_data ); // Need to update post date $order_id = $this->create_order( $posted_data ); $order = kkart_get_order( $order_id ); if ( is_wp_error( $order_id ) ) { throw new Exception( $order_id->get_error_message() ); } if ( ! $order ) { throw new Exception( __( 'Unable to create order.', 'kkart' ) ); } do_action( 'kkart_checkout_order_processed', $order_id, $posted_data, $order ); /** * Note that kkart_cart_needs_payment is only used in * KKART_Checkout::process_checkout() to keep backwards compatibility. * Use kkart_order_needs_payment instead. * * Note that at this point you can't rely on the Cart Object anymore, * since it could be empty see: * https://github.com/kkart/kkart/issues/24631 */ if ( apply_filters( 'kkart_cart_needs_payment', $order->needs_payment(), KKART()->cart ) ) { $this->process_order_payment( $order_id, $posted_data['payment_method'] ); } else { $this->process_order_without_payment( $order_id ); } } } catch ( Exception $e ) { kkart_add_notice( $e->getMessage(), 'error' ); } $this->send_ajax_failure_response(); } /** * Get a posted address field after sanitization and validation. * * @param string $key Field key. * @param string $type Type of address. Available options: 'billing' or 'shipping'. * @return string */ public function get_posted_address_data( $key, $type = 'billing' ) { if ( 'billing' === $type || true === $this->legacy_posted_data['ship_to_billing_address'] ) { $return = isset( $this->legacy_posted_data[ 'billing_' . $key ] ) ? $this->legacy_posted_data[ 'billing_' . $key ] : ''; } else { $return = isset( $this->legacy_posted_data[ 'shipping_' . $key ] ) ? $this->legacy_posted_data[ 'shipping_' . $key ] : ''; } return $return; } /** * Gets the value either from POST, or from the customer object. Sets the default values in checkout fields. * * @param string $input Name of the input we want to grab data for. e.g. billing_country. * @return string The default value. */ public function get_value( $input ) { // If the form was posted, get the posted value. This will only tend to happen when JavaScript is disabled client side. if ( ! empty( $_POST[ $input ] ) ) { // WPCS: input var ok, CSRF OK. return kkart_clean( wp_unslash( $_POST[ $input ] ) ); // WPCS: input var ok, CSRF OK. } // Allow 3rd parties to short circuit the logic and return their own default value. $value = apply_filters( 'kkart_checkout_get_value', null, $input ); if ( ! is_null( $value ) ) { return $value; } /** * For logged in customers, pull data from their account rather than the session which may contain incomplete data. * Another reason is that KKART sets shipping address to the billing address on the checkout updates unless the * "ship to another address" box is checked. @see issue #20975. */ $customer_object = false; if ( is_user_logged_in() ) { // Load customer object, but keep it cached to avoid reloading it multiple times. if ( is_null( $this->logged_in_customer ) ) { $this->logged_in_customer = new KKART_Customer( get_current_user_id(), true ); } $customer_object = $this->logged_in_customer; } if ( ! $customer_object ) { $customer_object = KKART()->customer; } if ( is_callable( array( $customer_object, "get_$input" ) ) ) { $value = $customer_object->{"get_$input"}(); } elseif ( $customer_object->meta_exists( $input ) ) { $value = $customer_object->get_meta( $input, true ); } if ( '' === $value ) { $value = null; } return apply_filters( 'default_checkout_' . $input, $value, $input ); } }
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