first commit

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Abstracts/AbstractCiiFormat.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace WPO\IPS\EDI\Syntaxes\Cii\Abstracts;
+
+use WPO\IPS\EDI\Interfaces\FormatInterface;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+abstract class AbstractCiiFormat implements FormatInterface {
+
+	public string $syntax = 'cii';
+	
+	/**
+	 * Get the format context
+	 *
+	 * @return string
+	 */
+	abstract public function get_context(): string;
+	
+	/**
+	 * Get the format type code
+	 *
+	 * @return string
+	 */
+	abstract public function get_type_code(): string;
+
+	/**
+	 * Get the format root element
+	 *
+	 * @return string
+	 */
+	abstract public function get_root_element(): string;
+	
+	/**
+	 * Get the format additional attributes
+	 *
+	 * @return array
+	 */
+	abstract public function get_additional_attributes(): array;
+
+	/**
+	 * Get the format namespaces
+	 *
+	 * @return array
+	 */
+	abstract public function get_namespaces(): array;
+	
+	/**
+	 * Get the format structure
+	 *
+	 * @return array
+	 */
+	abstract public function get_structure(): array;
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Abstracts/AbstractCiiHandler.php

@@ -0,0 +1,85 @@
+<?php
+
+namespace WPO\IPS\EDI\Syntaxes\Cii\Abstracts;
+
+use WPO\IPS\EDI\Abstracts\AbstractHandler;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+abstract class AbstractCiiHandler extends AbstractHandler {
+	
+	/**
+	 * Get the date format code for CII documents.
+	 * 
+	 * @return string The default date format code.
+	 */
+	public function get_date_format_code(): string {
+		return apply_filters( 'wpo_ips_edi_cii_document_date_format_code', '102', $this );
+	}
+
+	/**
+	 * Validate CII date format.
+	 *
+	 * @param string $value  The date value to validate.
+	 * @param string $format The date format (102, 610, or 616).
+	 * @return bool True if valid, false otherwise.
+	 */
+	public function validate_date_format( string $value, string $format = '102' ): bool {
+		$allowed_formats = array( '102', '610', '616' );
+
+		if ( ! in_array( $format, $allowed_formats, true ) ) {
+			return false;
+		}
+
+		switch ( $format ) {
+			case '102': // YYYYMMDD
+				if ( strlen( $value ) !== 8 || ! ctype_digit( $value ) ) {
+					return false;
+				}
+				$year  = (int) substr( $value, 0, 4 );
+				$month = (int) substr( $value, 4, 2 );
+				$day   = (int) substr( $value, 6, 2 );
+				return checkdate( $month, $day, $year );
+
+			case '610': // YYYYMM
+				if ( strlen( $value ) !== 6 || ! ctype_digit( $value ) ) {
+					return false;
+				}
+				$year  = (int) substr( $value, 0, 4 );
+				$month = (int) substr( $value, 4, 2 );
+				return ( $year > 0 && $month >= 1 && $month <= 12 );
+
+			case '616': // YYYYWW
+				if ( strlen( $value ) !== 6 || ! ctype_digit( $value ) ) {
+					return false;
+				}
+				$year = (int) substr( $value, 0, 4 );
+				$week = (int) substr( $value, 4, 2 );
+				return ( $year > 0 && $week >= 1 && $week <= 53 );
+		}
+
+		return false;
+	}
+
+	/**
+	 * Converts a CII date format code to a PHP date format.
+	 *
+	 * @param string $code CII date format code (e.g. 102, 610, 616).
+	 * @return string PHP-compatible date format string.
+	 */
+	public function get_php_date_format_from_code( string $code ): string {
+		switch ( $code ) {
+			case '102': // Full date: YYYYMMDD
+				return 'Ymd';
+			case '610': // Year + Month: YYYYMM
+				return 'Ym';
+			case '616': // Year + Week: YYYYWW (ISO)
+				return 'oW';
+			default:
+				return 'Ymd'; // Fallback
+		}
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Formats/CiiD16B/Handlers/SupplyChainTradeTransaction/ApplicableHeaderTradeSettlementHandler.php

@@ -0,0 +1,52 @@
+<?php
+namespace WPO\IPS\EDI\Syntaxes\Cii\Formats\CiiD16B\Handlers\SupplyChainTradeTransaction;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Handlers\SupplyChainTradeTransaction\ApplicableHeaderTradeSettlementHandler as BaseApplicableHeaderTradeSettlementHandler;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class ApplicableHeaderTradeSettlementHandler extends BaseApplicableHeaderTradeSettlementHandler {
+
+	/**
+	 * Handle the data and return the formatted output.
+	 *
+	 * @param array $data    The data to be handled.
+	 * @param array $options Additional options for handling.
+	 * @return array
+	 */
+	public function handle( array $data, array $options = array() ): array {
+		$applicable_header_trade_settlement = array(
+			'name'  => 'ram:ApplicableHeaderTradeSettlement',
+			'value' => array_filter( array(
+				$this->get_payment_reference(),
+				$this->get_invoice_currency_code(),
+				$this->get_payment_means(),
+				$this->get_trade_tax(),
+				$this->get_payment_terms(),
+				$this->get_monetary_summation(),
+			) ),
+		);
+
+		$data[] = apply_filters( 'wpo_ips_edi_cii_applicable_header_trade_settlement', $applicable_header_trade_settlement, $data, $options, $this );
+
+		return $data;
+	}
+	
+	/**
+	 * Get the invoice currency code.
+	 *
+	 * @return array|null
+	 */
+	public function get_invoice_currency_code(): ?array {
+		$currency              = $this->document->order->get_currency();
+		$invoice_currency_code = array(
+			'name'  => 'ram:InvoiceCurrencyCode',
+			'value' => wpo_ips_edi_sanitize_string( $currency ),
+		);
+
+		return apply_filters( 'wpo_ips_edi_cii_invoice_currency_code', $invoice_currency_code, $this );
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Formats/CiiD16B/Invoice.php

@@ -0,0 +1,127 @@
+<?php
+
+namespace WPO\IPS\EDI\Syntaxes\Cii\Formats\CiiD16B;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Abstracts\AbstractCiiFormat;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class Invoice extends AbstractCiiFormat {
+	
+	public string $type = 'invoice';
+	public string $slug = 'cii-invoice-d16b';
+	public string $name = 'CII Invoice D16B';
+	
+	/**
+	 * Get the context
+	 *
+	 * @return string
+	 */
+	public function get_context(): string {
+		return 'urn:cen.eu:en16931:2017';
+	}
+	
+	/**
+	 * Get the type code
+	 *
+	 * @return string
+	 */
+	public function get_type_code(): string {
+		return '380';
+	}
+
+	/**
+	 * Get the root element
+	 *
+	 * @return string
+	 */
+	public function get_root_element(): string {
+		return 'rsm:CrossIndustryInvoice';
+	}
+	
+	/**
+	 * Get the additional attributes
+	 *
+	 * @return array
+	 */
+	public function get_additional_attributes(): array {
+		return array();
+	}
+	
+	/**
+	 * Get the namespaces
+	 *
+	 * @return array
+	 */
+	public function get_namespaces(): array {
+		return array(
+			'rsm' => 'urn:un:unece:uncefact:data:standard:CrossIndustryInvoice:100',
+			'qdt' => 'urn:un:unece:uncefact:data:standard:QualifiedDataType:100',
+			'udt' => 'urn:un:unece:uncefact:data:standard:UnqualifiedDataType:100',
+			'ram' => 'urn:un:unece:uncefact:data:standard:ReusableAggregateBusinessInformationEntity:100',
+		);
+	}
+	
+	/**
+	 * Get the structure
+	 *
+	 * @return array
+	 */
+	public function get_structure(): array {
+		return array(
+			// Exchanged Document Context
+			'exchanged_document_context' => array(
+				'enabled' => true,
+				'handler' => \WPO\IPS\EDI\Syntaxes\Cii\Handlers\ExchangedDocumentContextHandler::class,
+			),
+			
+			// Exchanged Document
+			'exchanged_document' => array(
+				'enabled' => true,
+				'handler' => \WPO\IPS\EDI\Syntaxes\Cii\Handlers\ExchangedDocumentHandler::class,
+			),
+			
+			// Header Trade Delivery
+			'header_trade_delivery' => array(
+				'enabled' => false,
+				'handler' => \WPO\IPS\EDI\Syntaxes\Cii\Handlers\HeaderTradeDeliveryHandler::class,
+			),
+			
+			// Supply Chain Trade Transaction
+			'included_supply_chain_trade_line_item' => array(
+				'enabled' => true,
+				'handler' => \WPO\IPS\EDI\Syntaxes\Cii\Handlers\SupplyChainTradeTransaction\IncludedSupplyChainTradeLineItemHandler::class,
+				'options' => array(
+					'root' => 'rsm:SupplyChainTradeTransaction',
+				),
+			),
+			
+				'applicable_header_trade_agreement' => array(
+					'enabled' => true,
+					'handler' => \WPO\IPS\EDI\Syntaxes\Cii\Handlers\SupplyChainTradeTransaction\ApplicableHeaderTradeAgreementHandler::class,
+					'options' => array(
+						'root' => 'rsm:SupplyChainTradeTransaction',
+					),
+				),
+				
+				'applicable_header_trade_delivery' => array(
+					'enabled' => true,
+					'handler' => \WPO\IPS\EDI\Syntaxes\Cii\Handlers\SupplyChainTradeTransaction\ApplicableHeaderTradeDeliveryHandler::class,
+					'options' => array(
+						'root' => 'rsm:SupplyChainTradeTransaction',
+					),
+				),
+				
+				'applicable_header_trade_settlement' => array(
+					'enabled' => true,
+					'handler' => \WPO\IPS\EDI\Syntaxes\Cii\Formats\CiiD16B\Handlers\SupplyChainTradeTransaction\ApplicableHeaderTradeSettlementHandler::class,
+					'options' => array(
+						'root' => 'rsm:SupplyChainTradeTransaction',
+					),
+				),
+		);
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Formats/FacturX1p0/Invoice.php

@@ -0,0 +1,136 @@
+<?php
+
+namespace WPO\IPS\EDI\Syntaxes\Cii\Formats\FacturX1p0;
+
+use WPO\IPS\EDI\Interfaces\HybridFormatInterface;
+use WPO\IPS\EDI\Syntaxes\Cii\Formats\CiiD16B\Invoice as CiiD16BInvoice;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class Invoice extends CiiD16BInvoice implements HybridFormatInterface {
+
+	public string $slug = 'factur-x-invoice-1p0';
+	public string $name = 'Factur-X Invoice 1.0';
+
+	/**
+	 * Get RDF metadata for embedding XML in PDF/A-3.
+	 * 
+	 * Schema: https://www.pdflib.com/fileadmin/pdf-knowledge-base/zugferd/Factur-X_extension_schema.xmp
+	 *
+	 * @return string RDF metadata.
+	 */
+	public function get_rdf_metadata(): string {
+		// Factur‑X actual description
+		$rdf  = sprintf( '<rdf:Description rdf:about="" xmlns:%s="%s">', $this->get_prefix(), $this->get_namespace() ) . "\n";
+		$rdf .= sprintf( '  <%s:DocumentType>%s</%s:DocumentType>', $this->get_prefix(), strtoupper( $this->get_document_type() ), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:DocumentFileName>%s</%s:DocumentFileName>', $this->get_prefix(), $this->get_document_filename(), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:Version>%s</%s:Version>', $this->get_prefix(), $this->get_version(), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:ConformanceLevel>%s</%s:ConformanceLevel>', $this->get_prefix(), strtoupper( $this->get_conformance_level() ), $this->get_prefix() ) . "\n";
+		$rdf .= '</rdf:Description>' . "\n\n";
+
+		// PDF/A Extension schema
+		$rdf .= '<rdf:Description rdf:about=""' . "\n";
+		$rdf .= '      xmlns:pdfaExtension="http://www.aiim.org/pdfa/ns/extension/"' . "\n";
+		$rdf .= '      xmlns:pdfaSchema="http://www.aiim.org/pdfa/ns/schema#"' . "\n";
+		$rdf .= '      xmlns:pdfaProperty="http://www.aiim.org/pdfa/ns/property#">' . "\n";
+		$rdf .= '  <pdfaExtension:schemas>' . "\n";
+		$rdf .= '    <rdf:Bag>' . "\n";
+		$rdf .= '      <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '        <pdfaSchema:schema>Factur-X PDFA Extension Schema</pdfaSchema:schema>' . "\n";
+		$rdf .= '        <pdfaSchema:namespaceURI>' . $this->get_namespace() . '</pdfaSchema:namespaceURI>' . "\n";
+		$rdf .= '        <pdfaSchema:prefix>' . $this->get_prefix() . '</pdfaSchema:prefix>' . "\n";
+		$rdf .= '        <pdfaSchema:property>' . "\n";
+		$rdf .= '          <rdf:Seq>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>DocumentFileName</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>name of the embedded XML invoice file</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>DocumentType</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>INVOICE</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>Version</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>The actual version of the Factur-X XML schema</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>ConformanceLevel</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>The conformance level of the embedded Factur-X data</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '          </rdf:Seq>' . "\n";
+		$rdf .= '        </pdfaSchema:property>' . "\n";
+		$rdf .= '      </rdf:li>' . "\n";
+		$rdf .= '    </rdf:Bag>' . "\n";
+		$rdf .= '  </pdfaExtension:schemas>' . "\n";
+		$rdf .= '</rdf:Description>' . "\n";
+
+		return $rdf;
+	}
+	
+	/**
+	 * Get the filename for this format.
+	 *
+	 * @return string The filename.
+	 */
+	public function get_document_filename(): string {
+		return 'factur-x.xml';
+	}
+	
+	/**
+	 * Get the slug for this format.
+	 *
+	 * @return string The slug.
+	 */
+	public function get_document_type(): string {
+		return strtoupper( $this->type );
+	}
+	
+	/**
+	 * Get the conformance level for this format.
+	 * 
+	 * - Can be: MINIMUM, BASIC WL, EN 16931
+	 *
+	 * @return string The conformance level.
+	 */
+	public function get_conformance_level(): string {
+		return 'EN 16931';
+	}
+	
+	/**
+	 * Get the version of this format.
+	 *
+	 * @return string The version of the format.
+	 */
+	public function get_version(): string {
+		return '1.0'; // not 1p0
+	}
+	
+	/**
+	 * Get the prefix for this format.
+	 *
+	 * @return string The prefix.
+	 */
+	public function get_prefix(): string {
+		return 'fx';
+	}
+	
+	/**
+	 * Get the namespace for this format.
+	 *
+	 * @return string The namespace.
+	 */
+	public function get_namespace(): string {
+		return 'urn:factur-x:pdfa:CrossIndustryDocument:invoice:1p0#';
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Formats/Zugferd1p0/Invoice.php

@@ -0,0 +1,136 @@
+<?php
+
+namespace WPO\IPS\EDI\Syntaxes\Cii\Formats\Zugferd1p0;
+
+use WPO\IPS\EDI\Interfaces\HybridFormatInterface;
+use WPO\IPS\EDI\Syntaxes\Cii\Formats\CiiD16B\Invoice as CiiD16BInvoice;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class Invoice extends CiiD16BInvoice implements HybridFormatInterface {
+
+	public string $slug = 'zugferd-invoice-1p0';
+	public string $name = 'ZUGFeRD Invoice 1.0';
+
+	/**
+	 * Get RDF metadata for embedding XML in PDF/A-3.
+	 * 
+	 * Schema: https://www.pdflib.com/fileadmin/pdf-knowledge-base/zugferd/ZUGFeRD1_extension_schema.xmp
+	 *
+	 * @return string RDF metadata.
+	 */
+	public function get_rdf_metadata(): string {
+		// ZUGFeRD actual description
+		$rdf  = sprintf( '<rdf:Description rdf:about="" xmlns:%s="%s">', $this->get_prefix(), $this->get_namespace() ) . "\n";
+		$rdf .= sprintf( '  <%s:DocumentType>%s</%s:DocumentType>', $this->get_prefix(), strtoupper( $this->get_document_type() ), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:DocumentFileName>%s</%s:DocumentFileName>', $this->get_prefix(), $this->get_document_filename(), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:Version>%s</%s:Version>', $this->get_prefix(), $this->get_version(), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:ConformanceLevel>%s</%s:ConformanceLevel>', $this->get_prefix(), strtoupper( $this->get_conformance_level() ), $this->get_prefix() ) . "\n";
+		$rdf .= '</rdf:Description>' . "\n\n";
+
+		// PDF/A Extension Schema
+		$rdf .= '<rdf:Description rdf:about=""' . "\n";
+		$rdf .= '      xmlns:pdfaExtension="http://www.aiim.org/pdfa/ns/extension/"' . "\n";
+		$rdf .= '      xmlns:pdfaSchema="http://www.aiim.org/pdfa/ns/schema#"' . "\n";
+		$rdf .= '      xmlns:pdfaProperty="http://www.aiim.org/pdfa/ns/property#">' . "\n";
+		$rdf .= '  <pdfaExtension:schemas>' . "\n";
+		$rdf .= '    <rdf:Bag>' . "\n";
+		$rdf .= '      <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '        <pdfaSchema:schema>ZUGFeRD PDFA Extension Schema</pdfaSchema:schema>' . "\n";
+		$rdf .= '        <pdfaSchema:namespaceURI>' . $this->get_namespace() . '</pdfaSchema:namespaceURI>' . "\n";
+		$rdf .= '        <pdfaSchema:prefix>' . $this->get_prefix() . '</pdfaSchema:prefix>' . "\n";
+		$rdf .= '        <pdfaSchema:property>' . "\n";
+		$rdf .= '          <rdf:Seq>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>DocumentFileName</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>name of the embedded XML invoice file</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>DocumentType</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>INVOICE</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>Version</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>The actual version of the ZUGFeRD XML schema</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>ConformanceLevel</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>The conformance level of the embedded ZUGFeRD data</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '          </rdf:Seq>' . "\n";
+		$rdf .= '        </pdfaSchema:property>' . "\n";
+		$rdf .= '      </rdf:li>' . "\n";
+		$rdf .= '    </rdf:Bag>' . "\n";
+		$rdf .= '  </pdfaExtension:schemas>' . "\n";
+		$rdf .= '</rdf:Description>' . "\n";
+
+		return $rdf;
+	}
+	
+	/**
+	 * Get the filename for this format.
+	 *
+	 * @return string The filename.
+	 */
+	public function get_document_filename(): string {
+		return 'ZUGFeRD_Invoice.xml';
+	}
+	
+	/**
+	 * Get the slug for this format.
+	 *
+	 * @return string The slug.
+	 */
+	public function get_document_type(): string {
+		return strtoupper( $this->type );
+	}
+	
+	/**
+	 * Get the conformance level for this format.
+	 * 
+	 * - Can be: BASIC, BASIC WL, COMFORT, EXTENDED
+	 *
+	 * @return string The conformance level.
+	 */
+	public function get_conformance_level(): string {
+		return 'BASIC'; // EN 16931 not available
+	}
+	
+	/**
+	 * Get the version of this format.
+	 *
+	 * @return string The version of the format.
+	 */
+	public function get_version(): string {
+		return '1p0'; // not 1.0
+	}
+	
+	/**
+	 * Get the prefix for this format.
+	 *
+	 * @return string The prefix.
+	 */
+	public function get_prefix(): string {
+		return 'zf';
+	}
+	
+	/**
+	 * Get the namespace for this format.
+	 *
+	 * @return string The namespace.
+	 */
+	public function get_namespace(): string {
+		return 'urn:ferd:pdfa:CrossIndustryDocument:invoice:1p0#';
+	}
+	
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Formats/Zugferd2p0/Invoice.php

@@ -0,0 +1,136 @@
+<?php
+
+namespace WPO\IPS\EDI\Syntaxes\Cii\Formats\Zugferd2p0;
+
+use WPO\IPS\EDI\Interfaces\HybridFormatInterface;
+use WPO\IPS\EDI\Syntaxes\Cii\Formats\CiiD16B\Invoice as CiiD16BInvoice;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class Invoice extends CiiD16BInvoice implements HybridFormatInterface {
+
+	public string $slug = 'zugferd-invoice-2p0';
+	public string $name = 'ZUGFeRD Invoice 2.0';
+
+	/**
+	 * Get RDF metadata for embedding XML in PDF/A-3.
+	 *
+	 * Schema: https://www.pdflib.com/fileadmin/pdf-knowledge-base/zugferd/ZUGFeRD2_extension_schema.xmp
+	 *
+	 * @return string RDF metadata.
+	 */
+	public function get_rdf_metadata(): string {
+		// ZUGFeRD actual description
+		$rdf  = sprintf( '<rdf:Description rdf:about="" xmlns:%s="%s">', $this->get_prefix(), $this->get_namespace() ) . "\n";
+		$rdf .= sprintf( '  <%s:DocumentType>%s</%s:DocumentType>', $this->get_prefix(), strtoupper( $this->get_document_type() ), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:DocumentFileName>%s</%s:DocumentFileName>', $this->get_prefix(), $this->get_document_filename(), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:Version>%s</%s:Version>', $this->get_prefix(), $this->get_version(), $this->get_prefix() ) . "\n";
+		$rdf .= sprintf( '  <%s:ConformanceLevel>%s</%s:ConformanceLevel>', $this->get_prefix(), strtoupper( $this->get_conformance_level() ), $this->get_prefix() ) . "\n";
+		$rdf .= '</rdf:Description>' . "\n\n";
+
+		// PDF/A Extension schema
+		$rdf .= '<rdf:Description rdf:about=""' . "\n";
+		$rdf .= '      xmlns:pdfaExtension="http://www.aiim.org/pdfa/ns/extension/"' . "\n";
+		$rdf .= '      xmlns:pdfaSchema="http://www.aiim.org/pdfa/ns/schema#"' . "\n";
+		$rdf .= '      xmlns:pdfaProperty="http://www.aiim.org/pdfa/ns/property#">' . "\n";
+		$rdf .= '  <pdfaExtension:schemas>' . "\n";
+		$rdf .= '    <rdf:Bag>' . "\n";
+		$rdf .= '      <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '        <pdfaSchema:schema>ZUGFeRD PDFA Extension Schema</pdfaSchema:schema>' . "\n";
+		$rdf .= '        <pdfaSchema:namespaceURI>' . $this->get_namespace() . '</pdfaSchema:namespaceURI>' . "\n";
+		$rdf .= '        <pdfaSchema:prefix>' . $this->get_prefix() . '</pdfaSchema:prefix>' . "\n";
+		$rdf .= '        <pdfaSchema:property>' . "\n";
+		$rdf .= '          <rdf:Seq>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>DocumentFileName</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>name of the embedded XML invoice file</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>DocumentType</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>INVOICE</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>Version</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>The actual version of the ZUGFeRD XML schema</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '            <rdf:li rdf:parseType="Resource">' . "\n";
+		$rdf .= '              <pdfaProperty:name>ConformanceLevel</pdfaProperty:name>' . "\n";
+		$rdf .= '              <pdfaProperty:valueType>Text</pdfaProperty:valueType>' . "\n";
+		$rdf .= '              <pdfaProperty:category>external</pdfaProperty:category>' . "\n";
+		$rdf .= '              <pdfaProperty:description>The conformance level of the embedded ZUGFeRD data</pdfaProperty:description>' . "\n";
+		$rdf .= '            </rdf:li>' . "\n";
+		$rdf .= '          </rdf:Seq>' . "\n";
+		$rdf .= '        </pdfaSchema:property>' . "\n";
+		$rdf .= '      </rdf:li>' . "\n";
+		$rdf .= '    </rdf:Bag>' . "\n";
+		$rdf .= '  </pdfaExtension:schemas>' . "\n";
+		$rdf .= '</rdf:Description>' . "\n";
+
+		return $rdf;
+	}
+	
+	/**
+	 * Get the filename for this format.
+	 *
+	 * @return string The filename.
+	 */
+	public function get_document_filename(): string {
+		return 'zugferd-invoice.xml';
+	}
+	
+	/**
+	 * Get the slug for this format.
+	 *
+	 * @return string The slug.
+	 */
+	public function get_document_type(): string {
+		return strtoupper( $this->type );
+	}
+	
+	/**
+	 * Get the conformance level for this format.
+	 * 
+	 * - Can be: MINIMUM, BASIC WL, EN 16931
+	 *
+	 * @return string The conformance level.
+	 */
+	public function get_conformance_level(): string {
+		return 'EN 16931';
+	}
+	
+	/**
+	 * Get the version of this format.
+	 *
+	 * @return string The version of the format.
+	 */
+	public function get_version(): string {
+		return '2p0'; // not 2.0
+	}
+	
+	/**
+	 * Get the prefix for this format.
+	 *
+	 * @return string The prefix.
+	 */
+	public function get_prefix(): string {
+		return 'zf';
+	}
+	
+	/**
+	 * Get the namespace for this format.
+	 *
+	 * @return string The namespace.
+	 */
+	public function get_namespace(): string {
+		return 'urn:zugferd:pdfa:CrossIndustryDocument:invoice:2p0#';
+	}
+	
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Handlers/ExchangedDocumentContextHandler.php

@@ -0,0 +1,40 @@
+<?php
+namespace WPO\IPS\EDI\Syntaxes\Cii\Handlers;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Abstracts\AbstractCiiHandler;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class ExchangedDocumentContextHandler extends AbstractCiiHandler {
+
+	/**
+	 * Handle the data and return the formatted output.
+	 *
+	 * @param array $data    The data to be handled.
+	 * @param array $options Additional options for handling.
+	 * @return array
+	 */
+	public function handle( array $data, array $options = array() ): array {
+		$exchanged_document_context = array(
+			'name'  => 'rsm:ExchangedDocumentContext',
+			'value' => array(
+				array(
+					'name'  => 'ram:GuidelineSpecifiedDocumentContextParameter',
+					'value' => array(
+						array(
+							'name'  => 'ram:ID',
+							'value' => $this->document->format_document->get_context(),
+						),
+					),
+				),
+			),
+		);
+
+		$data[] = apply_filters( 'wpo_ips_edi_cii_exchanged_document_context', $exchanged_document_context, $data, $options, $this );
+
+		return $data;
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Handlers/ExchangedDocumentHandler.php

@@ -0,0 +1,56 @@
+<?php
+namespace WPO\IPS\EDI\Syntaxes\Cii\Handlers;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Abstracts\AbstractCiiHandler;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class ExchangedDocumentHandler extends AbstractCiiHandler {
+
+	/**
+	 * Handle the data and return the formatted output.
+	 *
+	 * @param array $data    The data to be handled.
+	 * @param array $options Additional options for handling.
+	 * @return array
+	 */
+	public function handle( array $data, array $options = array() ): array {
+		$date_format_code = $this->get_date_format_code();
+		$php_date_format  = $this->get_php_date_format_from_code( $date_format_code );
+		$number_instance  = $this->document->order_document->get_number();
+		$date_instance    = $this->document->order_document->get_date();
+		
+		$exchanged_document = array(
+			'name'  => 'rsm:ExchangedDocument',
+			'value' => array(
+				array(
+					'name'  => 'ram:ID',
+					'value' => ! empty( $number_instance ) ? $number_instance->get_formatted() : '',
+				),
+				array(
+					'name'  => 'ram:TypeCode',
+					'value' => $this->document->get_type_code(),
+				),
+				array(
+					'name'  => 'ram:IssueDateTime',
+					'value' => array(
+						array(
+							'name'       => 'udt:DateTimeString',
+							'value'      => ! empty( $date_instance ) ? $date_instance->date_i18n( $php_date_format ) : '',
+							'attributes' => array(
+								'format' => $date_format_code,
+							),
+						),
+					),
+				),
+			),
+		);
+
+		$data[] = apply_filters( 'wpo_ips_edi_cii_exchanged_document', $exchanged_document, $data, $options, $this );
+
+		return $data;
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Handlers/HeaderTradeDeliveryHandler.php

@@ -0,0 +1,69 @@
+<?php
+namespace WPO\IPS\EDI\Syntaxes\Cii\Handlers;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Abstracts\AbstractCiiHandler;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class HeaderTradeDeliveryHandler extends AbstractCiiHandler {
+
+	/**
+	 * Handle the data and return the formatted output.
+	 *
+	 * @param array $data    The data to be handled.
+	 * @param array $options Additional options for handling.
+	 * @return array
+	 */
+	public function handle( array $data, array $options = array() ): array {
+		$order         = $this->document->order;
+		$delivery_date = apply_filters( 'wpo_ips_edi_cii_delivery_date', null, $order, $this );
+		
+		if ( empty( $delivery_date ) ) {
+			return $data;
+		}
+		
+		$date_format_code = $this->get_date_format_code();
+		$php_date_format  = $this->get_php_date_format_from_code( $date_format_code );
+		$delivery_date    = $this->normalize_date( $delivery_date, $php_date_format );
+		
+		if ( ! $this->validate_date_format( $delivery_date, $date_format_code ) ) {
+			wpo_ips_edi_log(
+				sprintf(
+					'CII ApplicableHeaderTradeDelivery: Invalid delivery date format for %s in order %d.',
+					$delivery_date,
+					$order->get_id()
+				),
+				'error'
+			);
+			return $data;
+		}
+
+		$delivery_node = array(
+			'name'  => 'ram:ApplicableHeaderTradeDelivery',
+			'value' => array(
+				array(
+					'name'  => 'ram:ActualDeliverySupplyChainEvent',
+					'value' => array(
+						array(
+							'name'  => 'ram:OccurrenceDateTime',
+							'value' => array(
+								'name'       => 'udt:DateTimeString',
+								'value'      => $delivery_date,
+								'attributes' => array(
+									'format' => $date_format_code,
+								),
+							),
+						),
+					),
+				),
+			),
+		);
+
+		$data[] = apply_filters( 'wpo_ips_edi_cii_header_trade_delivery', $delivery_node, $data, $options, $this );
+
+		return $data;
+	}
+	
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Handlers/SupplyChainTradeTransaction/ApplicableHeaderTradeAgreementHandler.php

@@ -0,0 +1,259 @@
+<?php
+namespace WPO\IPS\EDI\Syntaxes\Cii\Handlers\SupplyChainTradeTransaction;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Abstracts\AbstractCiiHandler;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class ApplicableHeaderTradeAgreementHandler extends AbstractCiiHandler {
+
+	/**
+	 * Handle the data and return the formatted output.
+	 *
+	 * @param array $data    The data to be handled.
+	 * @param array $options Additional options for handling.
+	 * @return array
+	 */
+	public function handle( array $data, array $options = array() ): array {
+		$applicable_header_trade_agreement = array(
+			'name'  => 'ram:ApplicableHeaderTradeAgreement',
+			'value' => array_filter( array(
+				$this->get_seller_trade_party(),
+				$this->get_buyer_trade_party(),
+				$this->get_contract_referenced_document(),
+			) ),
+		);
+
+		$data[] = apply_filters( 'wpo_ips_edi_cii_applicable_header_trade_agreement', $applicable_header_trade_agreement, $data, $options, $this );
+
+		return $data;
+	}
+	
+	/**
+	 * Get the seller trade party details.
+	 *
+	 * @return array|null
+	 */
+	public function get_seller_trade_party(): ?array {
+		$seller = apply_filters( 'wpo_ips_edi_cii_seller_data', array(
+			'name'         => wpo_ips_edi_sanitize_string( $this->get_supplier_identifiers_data( 'shop_name' ) ),
+			'vat_number'   => $this->get_supplier_identifiers_data( 'vat_number' ),
+			'postcode'     => $this->get_supplier_identifiers_data( 'shop_address_postcode' ),
+			'address_line' => wpo_ips_edi_sanitize_string( $this->get_supplier_identifiers_data( 'shop_address_line_1' ) ),
+			'city'         => wpo_ips_edi_sanitize_string( $this->get_supplier_identifiers_data( 'shop_address_city' ) ),
+			'country_code' => wpo_ips_edi_sanitize_string( $this->get_supplier_identifiers_data( 'shop_address_country' ) ),
+		), $this );
+
+		$name       = wpo_ips_edi_sanitize_string( (string) ( $seller['name'] ?? '' ) );
+		$vat_number = (string) ( $seller['vat_number'] ?? '' );
+
+		if ( empty( $name ) ) {
+			wpo_ips_edi_log( 'CII ApplicableHeaderTradeAgreementHandler: Seller name is empty. Please check your shop settings.', 'error' );
+			return null;
+		}
+
+		if ( empty( $vat_number ) ) {
+			wpo_ips_edi_log( 'CII ApplicableHeaderTradeAgreementHandler: VAT number is empty. Please check your shop settings.', 'error' );
+			return null;
+		}
+
+		$postcode       = (string) ( $seller['postcode']     ?? '' );
+		$address_line_1 = (string) ( $seller['address_line'] ?? '' );
+		$address_city   = (string) ( $seller['city']         ?? '' );
+		$country_code   = (string) ( $seller['country_code'] ?? '' );
+
+		$seller_trade_party = array(
+			'name'  => 'ram:SellerTradeParty',
+			'value' => array(
+				array(
+					'name'  => 'ram:Name',
+					'value' => $name,
+				),
+
+				array(
+					'name'  => 'ram:SpecifiedLegalOrganization',
+					'value' => array(
+						array(
+							'name'  => 'ram:ID',
+							'value' => $vat_number,
+						),
+					),
+				),
+
+				array(
+					'name'  => 'ram:PostalTradeAddress',
+					'value' => array(
+						array(
+							'name'  => 'ram:PostcodeCode',
+							'value' => $postcode,
+						),
+						array(
+							'name'  => 'ram:LineOne',
+							'value' => $address_line_1,
+						),
+						array(
+							'name'  => 'ram:CityName',
+							'value' => $address_city,
+						),
+						array(
+							'name'  => 'ram:CountryID',
+							'value' => $country_code,
+						),
+					),
+				),
+
+				array(
+					'name'  => 'ram:SpecifiedTaxRegistration',
+					'value' => array(
+						array(
+							'name'       => 'ram:ID',
+							'value'      => $vat_number,
+							'attributes' => array(
+								'schemeID' => 'VA',
+							),
+						),
+					),
+				),
+			),
+		);
+
+		return apply_filters( 'wpo_ips_edi_cii_seller_trade_party', $seller_trade_party, $this );
+	}
+	
+	/**
+	 * Get the buyer trade party details.
+	 *
+	 * @return array|null
+	 */
+	public function get_buyer_trade_party(): ?array {
+		$order               = \wpo_ips_edi_get_parent_order( $this->document->order );
+		$customer_party_name = $order ? $order->get_formatted_billing_full_name() : '';
+		$billing_company     = $order ? $order->get_billing_company() : '';
+		$vat_number          = $this->get_order_customer_vat_number( $order );
+
+		if ( ! empty( $billing_company ) ) {
+			$customer_party_name = $billing_company;
+		}
+
+		// Buyer Name
+		$buyer_trade_party = array(
+			'name'  => 'ram:BuyerTradeParty',
+			'value' => array(
+				array(
+					'name'  => 'ram:Name',
+					'value' => wpo_ips_edi_sanitize_string( $customer_party_name ),
+				),
+			),
+		);
+
+		// Legal Organization (if company)
+		if ( ! empty( $billing_company ) ) {
+			$legal_organization = array();
+			
+			if ( ! empty( $vat_number ) ) {
+				$legal_organization[] = array(
+					'name'  => 'ram:ID',
+					'value' => $vat_number,
+				);
+			} else {
+				wpo_ips_edi_log(
+					sprintf(
+						'CII ApplicableHeaderTradeAgreementHandler: VAT number is empty for buyer in order %d.',
+						$order->get_id()
+					),
+					'error'
+				);
+			}
+
+			$legal_organization[] = array(
+				'name'  => 'ram:TradingBusinessName',
+				'value' => wpo_ips_edi_sanitize_string( $billing_company ),
+			);
+
+			$buyer_trade_party['value'][] = array(
+				'name'  => 'ram:SpecifiedLegalOrganization',
+				'value' => $legal_organization,
+			);
+		}
+
+		$postcode       = $order->get_billing_postcode() ?: '';
+		$address_line_1 = wpo_ips_edi_sanitize_string( $order->get_billing_address_1() ?: '' );
+		$address_line_2 = wpo_ips_edi_sanitize_string( $order->get_billing_address_2() ?: '' );
+		$address_city   = wpo_ips_edi_sanitize_string( $order->get_billing_city() ?: '' );
+		$country_code   = $order->get_billing_country() ?: '';
+
+		// Postal Address
+		$buyer_trade_party['value'][] = array(
+			'name'  => 'ram:PostalTradeAddress',
+			'value' => array(
+				array(
+					'name'  => 'ram:PostcodeCode',
+					'value' => $postcode,
+				),
+				array(
+					'name'  => 'ram:LineOne',
+					'value' => $address_line_1,
+				),
+				array(
+					'name'  => 'ram:LineTwo',
+					'value' => $address_line_2,
+				),
+				array(
+					'name'  => 'ram:CityName',
+					'value' => $address_city,
+				),
+				array(
+					'name'  => 'ram:CountryID',
+					'value' => $country_code,
+				),
+			),
+		);
+
+		// VAT number
+		if ( ! empty( $vat_number ) ) {
+			$buyer_trade_party['value'][] = array(
+				'name'  => 'ram:SpecifiedTaxRegistration',
+				'value' => array(
+					array(
+						'name'       => 'ram:ID',
+						'value'      => $vat_number,
+						'attributes' => array(
+							'schemeID' => 'VA',
+						),
+					),
+				),
+			);
+		}
+
+		return apply_filters( 'wpo_ips_edi_cii_buyer_trade_party', $buyer_trade_party, $this );
+	}
+	
+	/**
+	 * Get the contract referenced document.
+	 *
+	 * @return array|null
+	 */
+	public function get_contract_referenced_document(): ?array {
+		$order        = $this->document->order;
+		$reference_id = apply_filters( 'wpo_ips_edi_cii_contract_reference_id', null, $order, $this );
+
+		if ( empty( $reference_id ) ) {
+			return null;
+		}
+
+		$contract_document = array(
+			'name'  => 'ram:ContractReferencedDocument',
+			'value' => array(
+				array(
+					'name'  => 'ram:IssuerAssignedID',
+					'value' => wpo_ips_edi_sanitize_string( $reference_id ),
+				),
+			),
+		);
+
+		return apply_filters( 'wpo_ips_edi_cii_contract_referenced_document', $contract_document, $this );
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Handlers/SupplyChainTradeTransaction/ApplicableHeaderTradeDeliveryHandler.php

@@ -0,0 +1,30 @@
+<?php
+namespace WPO\IPS\EDI\Syntaxes\Cii\Handlers\SupplyChainTradeTransaction;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Abstracts\AbstractCiiHandler;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class ApplicableHeaderTradeDeliveryHandler extends AbstractCiiHandler {
+
+	/**
+	 * Handle the data and return the formatted output.
+	 *
+	 * @param array $data    The data to be handled.
+	 * @param array $options Additional options for handling.
+	 * @return array
+	 */
+	public function handle( array $data, array $options = array() ): array {
+		$applicable_header_trade_delivery = array(
+			'name'  => 'ram:ApplicableHeaderTradeDelivery',
+			'value' => array(),
+		);
+
+		$data[] = apply_filters( 'wpo_ips_edi_cii_applicable_header_trade_delivery', $applicable_header_trade_delivery, $data, $options, $this );
+
+		return $data;
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Handlers/SupplyChainTradeTransaction/ApplicableHeaderTradeSettlementHandler.php

@@ -0,0 +1,320 @@
+<?php
+namespace WPO\IPS\EDI\Syntaxes\Cii\Handlers\SupplyChainTradeTransaction;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Abstracts\AbstractCiiHandler;
+use WPO\IPS\EDI\Standards\EN16931;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class ApplicableHeaderTradeSettlementHandler extends AbstractCiiHandler {
+
+	/**
+	 * Handle the data and return the formatted output.
+	 *
+	 * @param array $data    The data to be handled.
+	 * @param array $options Additional options for handling.
+	 * @return array
+	 */
+	public function handle( array $data, array $options = array() ): array {
+		$applicable_header_trade_settlement = array(
+			'name'  => 'ram:ApplicableHeaderTradeSettlement',
+			'value' => array_filter( array(
+				$this->get_payment_reference(),
+				$this->get_payment_means(),
+				$this->get_trade_tax(),
+				$this->get_payment_terms(),
+				$this->get_monetary_summation(),
+			) ),
+		);
+
+		$data[] = apply_filters( 'wpo_ips_edi_cii_applicable_header_trade_settlement', $applicable_header_trade_settlement, $data, $options, $this );
+
+		return $data;
+	}
+
+	/**
+	 * Get the payment reference for the order.
+	 *
+	 * @return array|null
+	 */
+	public function get_payment_reference(): ?array {
+		$order     = $this->document->order;
+		$reference = $order->get_order_number(); // Default to WooCommerce order number
+		$reference = apply_filters( 'wpo_ips_edi_cii_payment_reference', $reference, $order, $this );
+
+		if ( empty( $reference ) ) {
+			wpo_ips_edi_log(
+				sprintf(
+					'CII ApplicableHeaderTradeSettlementHandler: Payment reference is empty in order %d.',
+					$order->get_id()
+				),
+				'error'
+			);
+			return null;
+		}
+
+		$payment_reference = array(
+			'name'  => 'ram:PaymentReference',
+			'value' => wpo_ips_edi_sanitize_string( $reference ),
+		);
+
+		return apply_filters( 'wpo_ips_edi_cii_payment_reference', $payment_reference, $this );
+	}
+
+	/**
+	 * Get the payment means data for the order.
+	 *
+	 * @return array|null
+	 */
+	public function get_payment_means(): ?array {
+		$payment = $this->get_payment_means_data();
+
+		// If no usable payment data, exit early
+		if ( empty( $payment['type_code'] ) ) {
+			wpo_ips_edi_log(
+				sprintf(
+					'CII ApplicableHeaderTradeSettlementHandler: No usable payment means data found in order %d.',
+					$this->document->order->get_id()
+				),
+				'error'
+			);
+			return null;
+		}
+
+		$payment_means = array(
+			'name'  => 'ram:SpecifiedTradeSettlementPaymentMeans',
+			'value' => array(
+				array(
+					'name'  => 'ram:TypeCode',
+					'value' => $payment['type_code'],
+				),
+			),
+		);
+
+		// Add account
+		if ( ! empty( $payment['iban'] ) || ! empty( $payment['account_number'] ) ) {
+			$name  = ! empty( $payment['iban'] ) ? 'ram:IBANID' : 'ram:ProprietaryID';
+			$value = ! empty( $payment['iban'] )
+				? strtoupper( preg_replace( '/\s+/', '', $payment['iban'] ) )
+				: $payment['account_number'];
+
+			$payment_means['value'][] = array(
+				'name'  => 'ram:PayeePartyCreditorFinancialAccount',
+				'value' => array(
+					array(
+						'name'  => $name,
+						'value' => $value,
+					),
+				),
+			);
+		}
+
+		// Add transaction ID if applicable (e.g., PayPal, Stripe)
+		if ( ! empty( $payment['transaction_id'] ) ) {
+			$payment_means['value'][] = array(
+				'name'  => 'ram:Information',
+				'value' => wpo_ips_edi_sanitize_string( $payment['transaction_id'] ),
+			);
+		}
+
+		// Add BIC if available (only relevant when IBAN is used)
+		if ( ! empty( $payment['bic'] ) ) {
+			$payment_means['value'][] = array(
+				'name'  => 'ram:PayeeSpecifiedCreditorFinancialInstitution',
+				'value' => array(
+					array(
+						'name'  => 'ram:BICID',
+						'value' => strtoupper( $payment['bic'] ),
+					),
+				),
+			);
+		}
+
+		return apply_filters( 'wpo_ips_edi_cii_payment_means', $payment_means, $this );
+	}
+
+	/**
+	 * Get the trade tax data for the order.
+	 *
+	 * @return array|null
+	 */
+	public function get_trade_tax(): ?array {
+		$tax_reasons       = EN16931::get_vatex();
+		$grouped_tax_data  = $this->get_grouped_order_tax_data();
+		$trade_tax         = array();
+
+		foreach ( $grouped_tax_data as $item ) {
+			$percent  = (float) ( $item['percentage']            ?? 0        );
+			$category = strtoupper( (string) ( $item['category'] ?? ''     ) );
+			$reason   = strtoupper( (string) ( $item['reason']   ?? 'NONE' ) );
+			$scheme   = strtoupper( (string) ( $item['scheme']   ?? 'VAT'  ) );
+
+			$basis_raw = (float) ( $item['total_ex'] ?? 0 );
+			$basis     = wc_round_tax_total( $basis_raw );
+			$tax       = wc_round_tax_total( $basis_raw * $percent / 100 );
+
+			// Skip empty non-Z groups.
+			$is_z = ( 'Z' === $category );
+			if ( 0.0 === $basis && 0.0 === $tax && ! $is_z ) {
+				continue;
+			}
+
+			$node = array(
+				'name'  => 'ram:ApplicableTradeTax',
+				'value' => array(
+					array(
+						'name'  => 'ram:CalculatedAmount',
+						'value' => $this->format_decimal( $tax ),
+					),
+					array(
+						'name'  => 'ram:TypeCode',
+						'value' => $scheme ?: 'VAT',
+					),
+					array(
+						'name'  => 'ram:BasisAmount',
+						'value' => $this->format_decimal( $basis ),
+					),
+					array(
+						'name'  => 'ram:CategoryCode',
+						'value' => $category ?: 'Z',
+					),
+					array(
+						'name'  => 'ram:RateApplicablePercent',
+						'value' => $this->format_decimal( $percent, 1 ),
+					),
+				),
+			);
+
+			// Only emit exemption data for 0% non-Z with an explicit reason.
+			if ( 0.0 === $percent && 'Z' !== $category && 'NONE' !== $reason ) {
+				$reason_mapped = ! empty( $tax_reasons[ $reason ] ) ? $tax_reasons[ $reason ] : $reason;
+
+				$node['value'][] = array(
+					'name'  => 'ram:ExemptionReasonCode',
+					'value' => $reason_mapped,
+				);
+				$node['value'][] = array(
+					'name'  => 'ram:ExemptionReason',
+					'value' => $reason_mapped,
+				);
+			}
+
+			$trade_tax[] = $node;
+		}
+
+		if ( empty( $trade_tax ) ) {
+			return null;
+		}
+
+		return apply_filters( 'wpo_ips_edi_cii_trade_tax', $trade_tax, $this );
+	}
+
+	/**
+	 * Get the payment terms for the order.
+	 *
+	 * @return array|null
+	 */
+	public function get_payment_terms(): ?array {
+		$due_date_timestamp = is_callable( array( $this->document->order_document, 'get_due_date' ) )
+			? $this->document->order_document->get_due_date()
+			: 0;
+
+		if ( empty( $due_date_timestamp ) ) {
+			return null;
+		}
+
+		$date_format_code = $this->get_date_format_code();
+		$php_date_format  = $this->get_php_date_format_from_code( $date_format_code );
+		$due_date         = $this->normalize_date( $due_date_timestamp, $php_date_format );
+
+		if ( ! $this->validate_date_format( $due_date, $date_format_code ) ) {
+			wpo_ips_edi_log( 'CII ApplicableHeaderTradeSettlementHandler: Invalid due date format.', 'error' );
+			return null;
+		}
+
+		$payment_terms = array(
+			'name'  => 'ram:SpecifiedTradePaymentTerms',
+			'value' => array(
+				array(
+					'name'  => 'ram:DueDateDateTime',
+					'value' => array(
+						array(
+							'name'       => 'udt:DateTimeString',
+							'value'      => $due_date,
+							'attributes' => array(
+								'format' => $date_format_code,
+							),
+						),
+					),
+				),
+			),
+		);
+
+		return apply_filters( 'wpo_ips_edi_cii_payment_terms', $payment_terms, $this );
+	}
+
+	/**
+	 * Get the monetary summation for the order.
+	 *
+	 * @return array|null
+	 */
+	public function get_monetary_summation(): ?array {
+		$totals   = $this->get_order_payment_totals( $this->document->order );
+		$currency = $this->document->order->get_currency();
+
+		$line_total = isset( $totals['lines_net'] )
+			? $totals['lines_net']
+			: $totals['total_exc_tax'];
+
+		$monetary_summation = array(
+			'name'  => 'ram:SpecifiedTradeSettlementHeaderMonetarySummation',
+			'value' => array(
+				array(
+					'name'  => 'ram:LineTotalAmount',
+					'value' => $this->format_decimal( $line_total ),
+				),
+				array(
+					'name'  => 'ram:TaxBasisTotalAmount',
+					'value' => $this->format_decimal( $totals['total_exc_tax'] ),
+				),
+				array(
+					'name'       => 'ram:TaxTotalAmount',
+					'value'      => $this->format_decimal( $totals['total_tax'] ),
+					'attributes' => array(
+						'currencyID' => $currency,
+					),
+				),
+				array(
+					'name'  => 'ram:GrandTotalAmount',
+					'value' => $this->format_decimal( $totals['total_inc_tax'] ),
+				),
+			),
+		);
+
+		// Only output TotalPrepaidAmount when there is an actual prepayment.
+		if ( $totals['prepaid_amount'] > 0 ) {
+			$monetary_summation['value'][] = array(
+				'name'  => 'ram:TotalPrepaidAmount',
+				'value' => $this->format_decimal( $totals['prepaid_amount'] ),
+			);
+		}
+
+		// Only include RoundingAmount when materially non-zero.
+		if ( abs( $totals['rounding_diff'] ) >= 0.01 ) {
+			$monetary_summation['value'][] = array(
+				'name'  => 'ram:RoundingAmount',
+				'value' => $this->format_decimal( $totals['rounding_diff'] ),
+			);
+		}
+
+		$monetary_summation['value'][] = array(
+			'name'  => 'ram:DuePayableAmount',
+			'value' => $this->format_decimal( $totals['payable_amount'] ),
+		);
+
+		return apply_filters( 'wpo_ips_edi_cii_monetary_summation', $monetary_summation, $this );
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/Handlers/SupplyChainTradeTransaction/IncludedSupplyChainTradeLineItemHandler.php

@@ -0,0 +1,208 @@
+<?php
+namespace WPO\IPS\EDI\Syntaxes\Cii\Handlers\SupplyChainTradeTransaction;
+
+use WPO\IPS\EDI\Syntaxes\Cii\Abstracts\AbstractCiiHandler;
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+class IncludedSupplyChainTradeLineItemHandler extends AbstractCiiHandler {
+
+	/**
+	 * Handle the data and return the formatted output.
+	 *
+	 * @param array $data    The data to be handled.
+	 * @param array $options Additional options for handling.
+	 * @return array
+	 */
+	public function handle( array $data, array $options = array() ): array {
+		$order = $this->document->order;
+		$items = $order->get_items( array( 'line_item', 'fee', 'shipping' ) );
+
+		foreach ( $items as $item_id => $item ) {
+			// Resolve tax meta for this line
+			$meta = $this->resolve_item_tax_meta( $item );
+
+			$tax_nodes = array(
+				array(
+					'name'  => 'ram:ApplicableTradeTax',
+					'value' => array(
+						array(
+							'name'  => 'ram:TypeCode',
+							'value' => $meta['scheme'],
+						),
+						array(
+							'name'  => 'ram:CategoryCode',
+							'value' => $meta['category'],
+						),
+						array(
+							'name'  => 'ram:RateApplicablePercent',
+							'value' => $this->format_decimal( $meta['percentage'], 1 ),
+						),
+					),
+				),
+			);
+
+			// Price parts
+			$parts = $this->compute_item_price_parts( $item, false );
+
+			// Round gross/net units first (numeric), then derive discount, then recompute net.
+			$gross_unit_f = (float) $this->format_decimal( $parts['gross_unit'], 2 );
+			$net_unit_f   = (float) $this->format_decimal( $parts['net_unit'],   2 );
+
+			$unit_discount_f = $gross_unit_f - $net_unit_f;
+			if ( $unit_discount_f < 0 ) {
+				$unit_discount_f = 0.0;
+			}
+
+			$unit_discount_f = (float) $this->format_decimal( $unit_discount_f, 2 );
+
+			// Recompute net from gross - discount to guarantee equality in XML.
+			$net_unit_f = $gross_unit_f - $unit_discount_f;
+
+			$gross_unit    = $this->format_decimal( $gross_unit_f, 2 );
+			$net_unit      = $this->format_decimal( $net_unit_f,   2 );
+			$unit_discount = $this->format_decimal( $unit_discount_f, 2 );
+
+			$price_children = array(
+				array(
+					'name'  => 'ram:ChargeAmount',
+					'value' => $net_unit,
+				),
+				array(
+					'name'       => 'ram:BasisQuantity',
+					'value'      => 1,
+					'attributes' => array(
+						'unitCode' => 'C62'
+					)
+				),
+			);
+
+			// Only products can have a price-level discount (already reflected in net price)
+			// if ( $unit_discount > 0 && is_a( $item, 'WC_Order_Item_Product' ) ) {
+			// 	$price_children[] = array(
+			// 		'name'  => 'ram:AppliedTradeAllowanceCharge',
+			// 		'value' => array(
+			// 			array(
+			// 				'name'  => 'ram:ChargeIndicator',
+			// 				'value' => array(
+			// 					array(
+			// 						'name'  => 'udt:Indicator',
+			// 						'value' => 'false'
+			// 					),
+			// 				),
+			// 			),
+			// 			array(
+			// 				'name'  => 'ram:ActualAmount',
+			// 				'value' => $unit_discount,
+			// 			),
+			// 			array(
+			// 				'name'  => 'ram:BasisAmount',
+			// 				'value' => $gross_unit,
+			// 			),
+			// 		),
+			// 	);
+			// }
+
+			// Build SpecifiedTradeProduct
+			$product_value = array(
+				array(
+					'name'  => 'ram:Name',
+					'value' => wpo_ips_edi_sanitize_string( $item->get_name() ),
+				),
+			);
+
+			// Optionally append ApplicableProductCharacteristic from meta
+			if ( wpo_ips_edi_include_item_meta() ) {
+				$meta_rows = $this->get_item_meta( $item );
+
+				if ( ! empty( $meta_rows ) ) {
+					foreach ( $meta_rows as $row ) {
+						$product_value[] = array(
+							'name'  => 'ram:ApplicableProductCharacteristic',
+							'value' => array(
+								array(
+									'name'  => 'ram:Description',
+									'value' => $row['name'],
+								),
+								array(
+									'name'  => 'ram:Value',
+									'value' => $row['value'],
+								),
+							),
+						);
+					}
+				}
+			}
+
+			$quantity_value = $parts['qty'];
+
+			// Use Woo’s net_total for the line total amount.
+			$net_line_total_f = (float) $this->format_decimal( $parts['net_total'], 2 );
+			$net_line_total   = $this->format_decimal( $net_line_total_f, 2 );
+
+			$line_item = array(
+				'name'  => 'ram:IncludedSupplyChainTradeLineItem',
+				'value' => array(
+					array(
+						'name'  => 'ram:AssociatedDocumentLineDocument',
+						'value' => array(
+							array(
+								'name' => 'ram:LineID',
+								'value' => $item_id,
+							),
+						),
+					),
+					array(
+						'name'  => 'ram:SpecifiedTradeProduct',
+						'value' => $product_value,
+					),
+					array(
+						'name'  => 'ram:SpecifiedLineTradeAgreement',
+						'value' => array(
+							array(
+								'name'  => 'ram:NetPriceProductTradePrice',
+								'value' => $price_children,
+							),
+						),
+					),
+					array(
+						'name'  => 'ram:SpecifiedLineTradeDelivery',
+						'value' => array(
+							array(
+								'name'       => 'ram:BilledQuantity',
+								'value'      => $quantity_value,
+								'attributes' => array(
+									'unitCode' => 'C62',
+								),
+							),
+						),
+					),
+					array(
+						'name'  => 'ram:SpecifiedLineTradeSettlement',
+						'value' => array_merge(
+							$tax_nodes,
+							array(
+								array(
+									'name'  => 'ram:SpecifiedTradeSettlementLineMonetarySummation',
+									'value' => array(
+										array(
+											'name'  => 'ram:LineTotalAmount',
+											'value' => $net_line_total,
+										),
+									),
+								),
+							)
+						),
+					),
+				),
+			);
+
+			$data[] = apply_filters( 'wpo_ips_edi_cii_included_supply_chain_trade_line_item', $line_item, $data, $options, $item, $this );
+		}
+
+		return $data;
+	}
+
+}

wp-content/plugins/woocommerce-pdf-invoices-packing-slips/edi/Syntaxes/Cii/index.php

@@ -0,0 +1,2 @@
+<?php
+// Silence is golden.