Add Bank Details to footer from WooCommerce BACS settings to WooCommerce PDF Invoice

gistfile1.php

/**
 * Add Bank Details to footer from WooCommerce BACS settings
 *
 * Uses template tag [[PDFBANKDETAILS]]
 *
 * 1 - Add the template tag to template.php
 * 2 - Add this code to the theme functions.php
 * 3 - check invoice layout and modify CSS in template.php as necessary
 */
add_filter ( 'pdf_content_additional_content', 'pdf_additional_content_bank_details_footer', 10, 2 );
function pdf_additional_content_bank_details_footer( $content, $order_id ) {

	// Get order and store in $order.
	$order = wc_get_order( $order_id );

	$has_details  = false;

	// Get sortcode label in the $locale array and use appropriate one.
	$sortcode = __( 'Sort code', 'woocommerce' );
	
	$bacs_accounts = get_option( 'woocommerce_bacs_accounts' );
			
	if ( ! empty( $bacs_accounts ) ) {
		$account_html = '<table>';

		foreach ( $bacs_accounts as $bacs_account ) {


			$bacs_account = (object) $bacs_account;

			if ( $bacs_account->account_name ) {
				$account_html .= '<tr><td class="wc-bacs-bank-details-account-name">' . wp_kses_post( wp_unslash( $bacs_account->account_name ) ) . ':</td>' . PHP_EOL;
			}

			// $account_html .= '<tr class="wc-bacs-bank-details order_details bacs_details">' . PHP_EOL;

			// BACS account fields shown on the thanks page and in emails.
			$account_fields = apply_filters(
				'woocommerce_bacs_account_fields', array(
					'bank_name'      => array(
						'label' => __( 'Bank', 'woocommerce' ),
						'value' => $bacs_account->bank_name,
					),
					'account_number' => array(
						'label' => __( 'Account number', 'woocommerce' ),
						'value' => $bacs_account->account_number,
					),
					'sort_code'      => array(
						'label' => $sortcode,
						'value' => $bacs_account->sort_code,
					),
					'iban'           => array(
						'label' => __( 'IBAN', 'woocommerce' ),
						'value' => $bacs_account->iban,
					),
					'bic'            => array(
						'label' => __( 'BIC', 'woocommerce' ),
						'value' => $bacs_account->bic,
					),
				), $order_id
			);

			foreach ( $account_fields as $field_key => $field ) {
				if ( ! empty( $field['value'] ) ) {
					$account_html .= '<td class="' . esc_attr( $field_key ) . '">' . wp_kses_post( $field['label'] ) . ': <strong><br />' . wp_kses_post( wptexturize( $field['value'] ) ) . '</strong></td>' . PHP_EOL;
					$has_details   = true;
				}
			}

			$account_html .= '</tr>';
		}

		$account_html .= '</table>';

	}

	if ( $has_details ) {

		$pdfbankdetails = '<section class="woocommerce-bacs-bank-details">' . esc_html__( 'Our bank details', 'woocommerce' ) . '' . wp_kses_post( PHP_EOL . $account_html ) . '</section>';

		$content = str_replace( '[[PDFBANKDETAILS]]', $pdfbankdetails, $content );

	} else {
		$content = str_replace( '[[PDFBANKDETAILS]]', '', $content );
	}

	return $content;
}