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<?php if ( ! class_exists( 'WC_Connect_Functions' ) ) { class WC_Connect_Functions { /** * Checks if the potentially expensive Shipping/Tax API requests should be sent * based on the context in which they are initialized. * * @return bool true if the request can be sent, false otherwise / public static function should_send_cart_api_request() { // Allow if this is an API call to store/cart endpoint. Provides compatibility with WooCommerce Blocks. return self::is_store_api_call() \|\| ! ( // Skip for carts loaded from session in the dashboard. ( is_admin() && did_action( 'woocommerce_cart_loaded_from_session' ) ) \|\| // Skip during Jetpack API requests. ( ! empty( $_SERVER['REQUEST_URI'] ) && false !== strpos( $_SERVER['REQUEST_URI'], 'jetpack/v4/' ) ) \|\| // phpcs:ignore WordPress.Security.ValidatedSanitizedInput // Skip during REST API or XMLRPC requests. ( defined( 'REST_REQUEST' ) \|\| defined( 'REST_API_REQUEST' ) \|\| defined( 'XMLRPC_REQUEST' ) ) \|\| // Skip during Jetpack REST API proxy requests. ( isset( $_GET['rest_route'] ) && isset( $_GET['_for'] ) && ( 'jetpack' === $_GET['_for'] ) ) ); } /* * Get the WC Helper authorization information to use with WC Connect Server requests( e.g. site ID, access token). * * @return array\|WP_Error / public static function get_wc_helper_auth_info() { $helper_auth_data = false; if ( class_exists( 'WC_Helper_Options' ) && is_callable( 'WC_Helper_Options::get' ) ) { $helper_auth_data = WC_Helper_Options::get( 'auth' ); } // It's possible for WC_Helper_Options::get() to return false, throw error if this is the case. if ( ! $helper_auth_data ) { return new WP_Error( 'missing_wccom_auth', __( 'WooCommerce Helper auth is missing', 'woocommerce-services' ) ); } return $helper_auth_data; } /* * Check if we are currently in Rest API request for the wc/store/cart or wc/store/checkout API call. * * @return bool / public static function is_store_api_call() { if ( ! WC()->is_rest_api_request() && empty( $GLOBALS['wp']->query_vars['rest_route'] ) ) { return false; } $rest_route = $GLOBALS['wp']->query_vars['rest_route']; // Use regex to check any route that has "wc/store" with any of these text : "cart", "checkout", or "batch" // Example : wc/store/v3/batch preg_match( '/wc\/store\/v[0-9]{1,}\/(batch\|cart\|checkout)/', $rest_route, $route_matches, PREG_OFFSET_CAPTURE ); return ( ! empty( $route_matches ) ); } /* * Check if current page is a cart page or has woocommerce cart block. * * @return bool / public static function is_cart() { if ( is_cart() \|\| self::has_cart_block() ) { return true; } return false; } /* * Check if current page is a checkout page or has woocommerce checkout block. * * @return bool / public static function is_checkout() { if ( is_checkout() \|\| self::has_checkout_block() ) { return true; } return false; } /* * Check if current page has woocommerce cart block. * * @return bool / public static function has_cart_block() { // To support WP < 5.0.0, we need to check if `has_block` exists first as has_block only being introduced on WP 5.0.0. if ( function_exists( 'has_block' ) ) { return has_block( 'woocommerce/cart' ); } return false; } /* * Check if current page has woocommerce checkout block. * * @return bool / public static function has_checkout_block() { // To support WP < 5.0.0, we need to check if `has_block` exists first as has_block only being introduced on WP 5.0.0. if ( function_exists( 'has_block' ) ) { return has_block( 'woocommerce/checkout' ); } return false; } /* * Check if current page has woocommerce cart or checkout block. * * @return bool / public static function has_cart_or_checkout_block() { if ( self::has_checkout_block() \|\| self::has_cart_block() ) { return true; } return false; } /* * Checks whether the current user has permissions to manage shipping labels. * * @return boolean / public static function user_can_manage_labels() { /* * @since 1.25.14 / return apply_filters( 'wcship_user_can_manage_labels', current_user_can( 'manage_woocommerce' ) \|\| current_user_can( 'wcship_manage_labels' ) ); } /* * Exports existing tax rates to a CSV and clears the table. * * Ported from TaxJar's plugin. * See: https://github.com/taxjar/taxjar-woocommerce-plugin/blob/42cd4cd0/taxjar-woocommerce.php#L75 * * @return boolean / public static function backup_existing_tax_rates() { global $wpdb; // Export Tax Rates $rates = $wpdb->get_results( $wpdb->prepare( "SELECT FROM {$wpdb->prefix}woocommerce_tax_rates ORDER BY tax_rate_order LIMIT %d, %d ", 0, 10000 ) ); if ( empty( $rates ) ) { return false; } ob_start(); $header = __( 'Country Code', 'woocommerce' ) . ',' . __( 'State Code', 'woocommerce' ) . ',' . __( 'ZIP/Postcode', 'woocommerce' ) . ',' . __( 'City', 'woocommerce' ) . ',' . __( 'Rate %', 'woocommerce' ) . ',' . __( 'Tax Name', 'woocommerce' ) . ',' . __( 'Priority', 'woocommerce' ) . ',' . __( 'Compound', 'woocommerce' ) . ',' . __( 'Shipping', 'woocommerce' ) . ',' . __( 'Tax Class', 'woocommerce' ) . "\n"; echo $header; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped foreach ( $rates as $rate ) { if ( $rate->tax_rate_country ) { echo esc_attr( $rate->tax_rate_country ); } else { echo ''; } echo ','; if ( $rate->tax_rate_state ) { echo esc_attr( $rate->tax_rate_state ); } else { echo ''; } echo ','; $locations = $wpdb->get_col( $wpdb->prepare( "SELECT location_code FROM {$wpdb->prefix}woocommerce_tax_rate_locations WHERE location_type='postcode' AND tax_rate_id = %d ORDER BY location_code", $rate->tax_rate_id ) ); if ( $locations ) { echo esc_attr( implode( '; ', $locations ) ); } else { echo ''; } echo ','; $locations = $wpdb->get_col( $wpdb->prepare( "SELECT location_code FROM {$wpdb->prefix}woocommerce_tax_rate_locations WHERE location_type='city' AND tax_rate_id = %d ORDER BY location_code", $rate->tax_rate_id ) ); if ( $locations ) { echo esc_attr( implode( '; ', $locations ) ); } else { echo ''; } echo ','; if ( $rate->tax_rate ) { echo esc_attr( $rate->tax_rate ); } else { echo '0'; } echo ','; if ( $rate->tax_rate_name ) { echo esc_attr( $rate->tax_rate_name ); } else { echo ''; } echo ','; if ( $rate->tax_rate_priority ) { echo esc_attr( $rate->tax_rate_priority ); } else { echo '1'; } echo ','; if ( $rate->tax_rate_compound ) { echo esc_attr( $rate->tax_rate_compound ); } else { echo '0'; } echo ','; if ( $rate->tax_rate_shipping ) { echo esc_attr( $rate->tax_rate_shipping ); } else { echo '0'; } echo ','; echo "\n"; } // End foreach(). $csv = ob_get_clean(); $upload_dir = wp_upload_dir(); $backup_dir = $upload_dir['basedir'] . '/woocommerce_uploads/taxes'; // Create the protected backup directory if it doesn't exist. if ( ! file_exists( $backup_dir ) ) { if ( ! wp_mkdir_p( $backup_dir ) ) { // Directory could not be created; fall back to the uploads root. $backup_dir = $upload_dir['basedir']; } else { self::protect_backup_directory( $backup_dir ); } } elseif ( ! file_exists( $backup_dir . '/.htaccess' ) ) { // Re-create protection files if they were removed. self::protect_backup_directory( $backup_dir ); } // Build filename with wp_hash() suffix to prevent URL guessing (same pattern as WC log files). $base_name = 'taxjar-wc_tax_rates-' . gmdate( 'Y-m-d' ) . '-' . time(); $hash_suffix = wp_hash( $base_name ); $backed_up = file_put_contents( $backup_dir . '/' . $base_name . '-' . $hash_suffix . '.csv', $csv ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_file_put_contents return (bool) $backed_up; } /* * Creates protection files in the backup directory to prevent direct HTTP access. * * Follows the same pattern used by WooCommerce's ReportCSVExporter::maybe_create_directory(). * * @param string $dir The directory to protect. / private static function protect_backup_directory( $dir ) { $files = array( array( 'base' => $dir, 'file' => '.htaccess', 'content' => 'DirectoryIndex index.php index.html' . PHP_EOL . 'deny from all', ), array( 'base' => $dir, 'file' => 'index.html', 'content' => '', ), array( 'base' => $dir, 'file' => 'index.php', 'content' => '<?php' . PHP_EOL . '// Silence is golden.', ), ); foreach ( $files as $file ) { if ( ! file_exists( trailingslashit( $file['base'] ) . $file['file'] ) ) { $file_handle = @fopen( trailingslashit( $file['base'] ) . $file['file'], 'wb' ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged, WordPress.WP.AlternativeFunctions.file_system_read_fopen if ( $file_handle ) { fwrite( $file_handle, $file['content'] ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_read_fwrite fclose( $file_handle ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_read_fclose } } } } /* * Search the uploads directory and return all backed up * tax rate files. * * @return array\|false / public static function get_backed_up_tax_rate_files() { $upload_dir = wp_upload_dir(); $backup_dir = $upload_dir['basedir'] . '/woocommerce_uploads/taxes'; // Attempt to migrate legacy files from the public uploads root into the protected directory. if ( ! get_option( 'wcs_tax_backup_files_migrated' ) ) { $old_files = glob( $upload_dir['basedir'] . '/taxjar-wc_tax_rates-.csv' ); if ( ! empty( $old_files ) ) { $dir_ready = file_exists( $backup_dir ); if ( ! $dir_ready ) { $dir_ready = wp_mkdir_p( $backup_dir ); if ( $dir_ready ) { self::protect_backup_directory( $backup_dir ); } } if ( $dir_ready ) { foreach ( $old_files as $old_file ) { $old_basename = pathinfo( $old_file, PATHINFO_FILENAME ); // Add wp_hash() suffix if the file doesn't already have one (32-char hex at the end). if ( ! preg_match( '/-[0-9a-f]{32}$/', $old_basename ) ) { $hash_suffix = wp_hash( $old_basename ); $new_filename = $old_basename . '-' . $hash_suffix . '.csv'; } else { $new_filename = basename( $old_file ); } $dest = $backup_dir . '/' . $new_filename; if ( ! file_exists( $dest ) ) { rename( $old_file, $dest ); // phpcs:ignore WordPress.WP.AlternativeFunctions.rename_rename } else { wp_delete_file( $old_file ); } } } // If $dir_ready is false, legacy files remain in place and are picked up below. } // Mark migration complete only when no old files remain, so it retries if rename() failed. // Check for false explicitly: glob() returns false on filesystem error (not just an empty // array), and empty(false) would be true, prematurely marking migration as complete and // leaving old publicly-accessible files in the uploads root permanently. $remaining_old_files = glob( $upload_dir['basedir'] . '/taxjar-wc_tax_rates-.csv' ); if ( false !== $remaining_old_files && empty( $remaining_old_files ) ) { update_option( 'wcs_tax_backup_files_migrated', true, false ); } } // Collect files from the protected directory and, if migration was not possible, the uploads root. $found_files = array_merge( glob( $backup_dir . '/taxjar-wc_tax_rates-.csv' ) ?: array(), glob( $upload_dir['basedir'] . '/taxjar-wc_tax_rates-*.csv' ) ?: array() ); if ( empty( $found_files ) ) { return false; } $files = array(); foreach ( $found_files as $file ) { $files[] = basename( $file ); } return $files; } } }

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