set( 'isRemoteEnabled', false );
$options->set( 'isPhpEnabled', false );
$options->set( 'isJavascriptEnabled', false );
$options->set( 'defaultFont', 'DejaVu Sans' );
$options->setAllowedProtocols( array( 'data://', 'file://', 'https://' ) );
if ( defined( 'LMCC_PLUGIN_DIR' ) ) {
$plugin_root = realpath( LMCC_PLUGIN_DIR );
$options->setChroot( array( false !== $plugin_root ? $plugin_root : LMCC_PLUGIN_DIR ) );
}
if ( function_exists( 'get_temp_dir' ) ) {
$options->setTempDir( (string) get_temp_dir() );
}
$dompdf = new $dompdf_class( $options );
$dompdf->setPaper( 'A4', 'portrait' );
$dompdf->loadHtml( $this->html( $document ), 'UTF-8' );
$dompdf->render();
$this->add_page_numbers( $dompdf, $document->language() );
$output = $dompdf->output();
if ( ! is_string( $output ) || 0 !== strpos( $output, '%PDF-' ) ) {
throw new \RuntimeException( 'Dompdf did not return a valid PDF byte stream.' );
}
return $output;
}
private function add_page_numbers( object $dompdf, string $language ): void {
$canvas = $dompdf->getCanvas();
$font_metrics = $dompdf->getFontMetrics();
$page_label = $this->texts->get( $language, 'page' );
$canvas->page_script(
static function ( $page_number, $page_count, $page_canvas, $metrics ) use ( $page_label ): void {
$font = $metrics->getFont( 'DejaVu Sans', 'normal' );
$font_size = 7.5;
$text = $page_label . ' ' . $page_number . '/' . $page_count;
$x = $page_canvas->get_width() - 51 - $metrics->getTextWidth( $text, $font, $font_size );
$y = $page_canvas->get_height() - 35;
$page_canvas->text( $x, $y, $text, $font, $font_size, array( 0.44, 0.44, 0.44 ) );
}
);
}
private function html( BasicOrderDocument $document ): string {
$language = $document->language();
$merchant = $document->merchant();
$billing = $document->billing();
$shipping = $document->shipping();
$rows = '';
foreach ( $document->items() as $item ) {
$rows .= '| ' . $this->e( (string) ( $item['name'] ?? '' ) ) . ' | ' . $this->e( (string) ( $item['sku'] ?? '' ) ) . ' | ' . (int) ( $item['quantity'] ?? 0 ) . ' | ' . $this->e( (string) ( $item['unit_price'] ?? '' ) ) . ' | ' . $this->e( (string) ( $item['line_total'] ?? '' ) ) . ' |
';
}
$merchant_lines = $this->identity_lines(
array(
(string) ( $merchant['name'] ?? '' ),
(string) ( $merchant['address'] ?? '' ),
$this->labeled( $language, 'registration', (string) ( $merchant['registration_number'] ?? '' ) ),
$this->labeled( $language, 'tax_id', (string) ( $merchant['tax_id'] ?? '' ) ),
$this->labeled( $language, 'vat_number', (string) ( $merchant['vat_number'] ?? '' ) ),
$this->labeled( $language, 'email', (string) ( $merchant['email'] ?? '' ) ),
$this->labeled( $language, 'phone', (string) ( $merchant['phone'] ?? '' ) ),
)
);
$billing_lines = $this->identity_lines( array( (string) ( $billing['name'] ?? '' ), (string) ( $billing['company'] ?? '' ), (string) ( $billing['address'] ?? '' ), (string) ( $billing['email'] ?? '' ), (string) ( $billing['phone'] ?? '' ) ) );
$shipping_lines = $this->identity_lines( array( (string) ( $shipping['name'] ?? '' ), (string) ( $shipping['company'] ?? '' ), (string) ( $shipping['address'] ?? '' ) ) );
return ''
. '' . $this->e( $this->texts->get( $language, 'document_title' ) . ' ' . $document->order_number() ) . '
'
. ( '' !== $document->preview_label() ? '' . $this->e( $document->preview_label() ) . '
' : '' )
. '' . $this->e( $this->texts->get( $language, 'order_date' ) ) . ': ' . $this->e( $document->order_date() ) . '
'
. '' . $this->e( $this->texts->get( $language, 'seller' ) ) . '' . $merchant_lines . ' | | ' . $this->e( $this->texts->get( $language, 'customer' ) ) . '' . $billing_lines . ' |
'
. ( '' !== $shipping_lines ? '' . $this->e( $this->texts->get( $language, 'shipping' ) ) . '
' . $shipping_lines . '
| ' . $this->e( $this->texts->get( $language, 'product' ) ) . ' | ' . $this->e( $this->texts->get( $language, 'sku' ) ) . ' | ' . $this->e( $this->texts->get( $language, 'quantity' ) ) . ' | ' . $this->e( $this->texts->get( $language, 'unit_price' ) ) . ' | ' . $this->e( $this->texts->get( $language, 'line_total' ) ) . ' |
|---|
' . $rows . '
'
. '| ' . $this->e( $this->texts->get( $language, 'subtotal' ) ) . ' | ' . $this->e( $document->subtotal() ) . ' |
| ' . $this->e( $this->texts->get( $language, 'discount' ) ) . ' | ' . $this->e( $document->discount() ) . ' |
| ' . $this->e( $this->texts->get( $language, 'shipping_total' ) ) . ' | ' . $this->e( $document->shipping_total() ) . ' |
| ' . $this->e( $this->texts->get( $language, 'tax' ) ) . ' | ' . $this->e( $document->tax_total() ) . ' |
| ' . $this->e( $this->texts->get( $language, 'grand_total' ) ) . ' | ' . $this->e( $document->total() ) . ' |
'
. '' . $this->e( $this->texts->get( $language, 'payment_method' ) ) . ': ' . $this->e( $document->payment_method() ) . '
' . $this->e( $this->texts->get( $language, 'shipping_method' ) ) . ': ' . $this->e( $document->shipping_method() ) . '
'
. '' . $this->e( $this->texts->get( $language, 'notice' ) ) . '
'
. '';
}
/** @param string[] $lines */
private function identity_lines( array $lines ): string {
$clean = array();
foreach ( $lines as $line ) {
$line = trim( $line );
if ( '' !== $line ) {
$clean[] = $this->e( $line );
}
}
return implode( '
', $clean );
}
private function labeled( string $language, string $key, string $value ): string {
$value = trim( $value );
return '' === $value ? '' : $this->texts->get( $language, $key ) . ': ' . $value;
}
private function e( string $value ): string {
return htmlspecialchars( $value, ENT_QUOTES | ENT_SUBSTITUTE | ENT_HTML5, 'UTF-8' );
}
}