woocommerce/includes/admin/settings/class-wc-settings-tax.php

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<?php
/**
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* WooCommerce Tax Settings
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*
* @author WooThemes
* @category Admin
* @package WooCommerce/Admin
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* @version 2.1.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
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if ( class_exists( 'WC_Settings_Tax', false ) ) {
return new WC_Settings_Tax();
}
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/**
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* WC_Settings_Tax.
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*/
class WC_Settings_Tax extends WC_Settings_Page {
/**
* Constructor.
*/
public function __construct() {
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$this->id = 'tax';
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$this->label = __( 'Tax', 'woocommerce' );
add_filter( 'woocommerce_settings_tabs_array', array( $this, 'add_settings_page' ), 20 );
if ( wc_tax_enabled() ) {
add_action( 'woocommerce_sections_' . $this->id, array( $this, 'output_sections' ) );
add_action( 'woocommerce_settings_' . $this->id, array( $this, 'output' ) );
add_action( 'woocommerce_settings_save_' . $this->id, array( $this, 'save' ) );
}
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}
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/**
* Add this page to settings.
*
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* @param array $pages Existing pages.
* @return array|mixed
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*/
public function add_settings_page( $pages ) {
if ( wc_tax_enabled() ) {
return parent::add_settings_page( $pages );
} else {
return $pages;
}
}
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/**
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* Get sections.
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*
* @return array
*/
public function get_sections() {
$sections = array(
'' => __( 'Tax options', 'woocommerce' ),
'standard' => __( 'Standard rates', 'woocommerce' ),
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);
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// Get tax classes and display as links.
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$tax_classes = WC_Tax::get_tax_classes();
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foreach ( $tax_classes as $class ) {
$sections[ sanitize_title( $class ) ] = sprintf( __( '%s rates', 'woocommerce' ), $class );
}
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return apply_filters( 'woocommerce_get_sections_' . $this->id, $sections );
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}
/**
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* Get settings array.
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*
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* @param string $current_section Current section being shown.
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* @return array
*/
public function get_settings( $current_section = '' ) {
$settings = array();
if ( '' === $current_section ) {
$settings = include 'views/settings-tax.php';
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}
return apply_filters( 'woocommerce_get_settings_' . $this->id, $settings, $current_section );
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}
/**
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* Output the settings.
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*/
public function output() {
global $current_section;
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$tax_classes = WC_Tax::get_tax_class_slugs();
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if ( 'standard' === $current_section || in_array( $current_section, $tax_classes, true ) ) {
$this->output_tax_rates();
} else {
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$settings = $this->get_settings();
WC_Admin_Settings::output_fields( $settings );
}
}
/**
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* Save settings.
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*/
public function save() {
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// phpcs:disable WordPress.Security.NonceVerification.NoNonceVerification
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global $current_section;
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if ( ! $current_section ) {
$settings = $this->get_settings();
WC_Admin_Settings::save_fields( $settings );
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if ( isset( $_POST['woocommerce_tax_classes'] ) ) {
$this->save_tax_classes( wp_unslash( $_POST['woocommerce_tax_classes'] ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
}
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} elseif ( ! empty( $_POST['tax_rate_country'] ) ) {
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$this->save_tax_rates();
}
if ( $current_section ) {
do_action( 'woocommerce_update_options_' . $this->id . '_' . $current_section );
}
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// Invalidate caches.
WC_Cache_Helper::incr_cache_prefix( 'taxes' );
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WC_Cache_Helper::get_transient_version( 'shipping', true );
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// phpcs:enable WordPress.Security.NonceVerification.NoNonceVerification
}
/**
* Saves tax classes defined in the textarea to the tax class table instead of an option.
*
* @param string $raw_tax_classes Posted value.
* @return null
*/
public function save_tax_classes( $raw_tax_classes ) {
$tax_classes = array_filter( array_map( 'trim', explode( "\n", $raw_tax_classes ) ) );
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$existing_tax_classes = WC_Tax::get_tax_classes();
$removed = array_diff( $existing_tax_classes, $tax_classes );
$added = array_diff( $tax_classes, $existing_tax_classes );
foreach ( $removed as $name ) {
WC_Tax::delete_tax_class_by( 'name', $name );
}
foreach ( $added as $name ) {
WC_Tax::create_tax_class( $name );
}
return null;
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}
/**
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* Output tax rate tables.
*/
public function output_tax_rates() {
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global $current_section;
$current_class = $this->get_current_tax_class();
$countries = array();
foreach ( WC()->countries->get_allowed_countries() as $value => $label ) {
$countries[] = array(
'value' => $value,
'label' => esc_js( html_entity_decode( $label ) ),
);
}
$states = array();
foreach ( WC()->countries->get_allowed_country_states() as $label ) {
foreach ( $label as $code => $state ) {
$states[] = array(
'value' => $code,
'label' => esc_js( html_entity_decode( $state ) ),
);
}
}
$base_url = admin_url(
add_query_arg(
array(
'page' => 'wc-settings',
'tab' => 'tax',
'section' => $current_section,
), 'admin.php'
)
);
// Localize and enqueue our js.
wp_localize_script(
'wc-settings-tax', 'htmlSettingsTaxLocalizeScript', array(
'current_class' => $current_class,
'wc_tax_nonce' => wp_create_nonce( 'wc_tax_nonce-class:' . $current_class ),
'base_url' => $base_url,
'rates' => array_values( WC_Tax::get_rates_for_tax_class( $current_class ) ),
'page' => ! empty( $_GET['p'] ) ? absint( $_GET['p'] ) : 1,
'limit' => 100,
'countries' => $countries,
'states' => $states,
'default_rate' => array(
'tax_rate_id' => 0,
'tax_rate_country' => '',
'tax_rate_state' => '',
'tax_rate' => '',
'tax_rate_name' => '',
'tax_rate_priority' => 1,
'tax_rate_compound' => 0,
'tax_rate_shipping' => 1,
'tax_rate_order' => null,
'tax_rate_class' => $current_class,
),
'strings' => array(
'no_rows_selected' => __( 'No row(s) selected', 'woocommerce' ),
'unload_confirmation_msg' => __( 'Your changed data will be lost if you leave this page without saving.', 'woocommerce' ),
'csv_data_cols' => array(
__( 'Country code', 'woocommerce' ),
__( 'State code', 'woocommerce' ),
__( 'Postcode / ZIP', 'woocommerce' ),
__( 'City', 'woocommerce' ),
__( 'Rate %', 'woocommerce' ),
__( 'Tax name', 'woocommerce' ),
__( 'Priority', 'woocommerce' ),
__( 'Compound', 'woocommerce' ),
__( 'Shipping', 'woocommerce' ),
__( 'Tax class', 'woocommerce' ),
),
),
)
);
wp_enqueue_script( 'wc-settings-tax' );
include 'views/html-settings-tax.php';
}
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/**
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* Get tax class being edited.
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*
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* @return string
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*/
private static function get_current_tax_class() {
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global $current_section;
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$tax_classes = WC_Tax::get_tax_classes();
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$current_class = '';
foreach ( $tax_classes as $class ) {
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if ( sanitize_title( $class ) === $current_section ) {
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$current_class = $class;
}
}
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return $current_class;
}
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/**
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* Get a posted tax rate.
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*
* @param string $key Key of tax rate in the post data array.
* @param int $order Position/order of rate.
* @param string $class Tax class for rate.
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* @return array
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*/
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private function get_posted_tax_rate( $key, $order, $class ) {
$tax_rate = array();
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$tax_rate_keys = array(
'tax_rate_country',
'tax_rate_state',
'tax_rate',
'tax_rate_name',
'tax_rate_priority',
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);
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foreach ( $tax_rate_keys as $tax_rate_key ) {
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if ( isset( $_POST[ $tax_rate_key ], $_POST[ $tax_rate_key ][ $key ] ) ) {
$tax_rate[ $tax_rate_key ] = wc_clean( wp_unslash( $_POST[ $tax_rate_key ][ $key ] ) );
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}
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}
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$tax_rate['tax_rate_compound'] = isset( $_POST['tax_rate_compound'][ $key ] ) ? 1 : 0;
$tax_rate['tax_rate_shipping'] = isset( $_POST['tax_rate_shipping'][ $key ] ) ? 1 : 0;
$tax_rate['tax_rate_order'] = $order;
$tax_rate['tax_rate_class'] = $class;
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return $tax_rate;
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}
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/**
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* Save tax rates.
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*/
public function save_tax_rates() {
global $wpdb;
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$current_class = sanitize_title( $this->get_current_tax_class() );
$posted_countries = wc_clean( wp_unslash( $_POST['tax_rate_country'] ) );
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// get the tax rate id of the first submited row.
$first_tax_rate_id = key( $posted_countries );
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// get the order position of the first tax rate id.
$tax_rate_order = absint( $wpdb->get_var( $wpdb->prepare( "SELECT tax_rate_order FROM {$wpdb->prefix}woocommerce_tax_rates WHERE tax_rate_id = %s", $first_tax_rate_id ) ) );
$index = isset( $tax_rate_order ) ? $tax_rate_order : 0;
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// Loop posted fields.
foreach ( $posted_countries as $key => $value ) {
$mode = ( 0 === strpos( $key, 'new-' ) ) ? 'insert' : 'update';
$tax_rate = $this->get_posted_tax_rate( $key, $index ++, $current_class );
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if ( 'insert' === $mode ) {
$tax_rate_id = WC_Tax::_insert_tax_rate( $tax_rate );
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} elseif ( 1 === absint( $_POST['remove_tax_rate'][ $key ] ) ) {
$tax_rate_id = absint( $key );
WC_Tax::_delete_tax_rate( $tax_rate_id );
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continue;
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} else {
$tax_rate_id = absint( $key );
WC_Tax::_update_tax_rate( $tax_rate_id, $tax_rate );
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}
if ( isset( $_POST['tax_rate_postcode'][ $key ] ) ) {
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WC_Tax::_update_tax_rate_postcodes( $tax_rate_id, wc_clean( wp_unslash( $_POST['tax_rate_postcode'][ $key ] ) ) );
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}
if ( isset( $_POST['tax_rate_city'][ $key ] ) ) {
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WC_Tax::_update_tax_rate_cities( $tax_rate_id, wc_clean( wp_unslash( $_POST['tax_rate_city'][ $key ] ) ) );
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}
}
}
}
return new WC_Settings_Tax();