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<?php |
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/** |
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* Print format resolver. |
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* |
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* Single source of truth for the wire format a print job uses, given a |
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* printer and a template. PrintNode chooses between PDF and raw ESC/POS based |
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* on the printer's configured format; other providers delegate to Provider. |
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* |
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* @package WCPOS\WooCommercePOS\Services |
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*/ |
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|
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namespace WCPOS\WooCommercePOS\Services; |
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|
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/** |
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* Print_Format_Resolver class. |
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*/ |
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class Print_Format_Resolver { |
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/** |
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* Resolve the wire format and HTTP content type for a print job. |
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* |
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* @param array $printer Printer configuration. |
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* @param array $template Template configuration. |
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* |
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* @return array{kind:string, content_type:string} |
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*/ |
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public function resolve( array $printer, array $template ): array { |
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$provider = (string) ( $printer['provider'] ?? '' ); |
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$engine = (string) ( $template['engine'] ?? '' ); |
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|
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if ( 'printnode' === $provider ) { |
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if ( 'thermal' !== $engine ) { |
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return array( |
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'kind' => 'pdf', |
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'content_type' => 'application/pdf', |
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); |
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} |
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|
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$format = (string) ( $printer['printnode_format'] ?? 'pdf' ); |
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if ( 'raw' === $format ) { |
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return array( |
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'kind' => 'escpos', |
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'content_type' => 'application/octet-stream', |
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); |
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} |
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|
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return array( |
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'kind' => 'pdf', |
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'content_type' => 'application/pdf', |
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); |
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} |
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|
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$wire = Provider::wire_format( $provider, $engine ); |
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if ( null === $wire ) { |
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return array( |
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'kind' => '', |
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'content_type' => '', |
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); |
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} |
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|
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return array( |
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'kind' => $wire, |
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'content_type' => Provider::content_type( $provider ), |
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); |
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} |
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} |
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|
