Added helpers to convert images to pdf on the fly.

includes/admin/views/label/html-shipment-label.php

@@ -30,11 +30,11 @@
 	}
 
 	$actions['delete'] = array(
-		'url'               => $label->get_download_url(),
+		'url'               => '#',
 		'classes'           => 'remove-shipment-label delete',
 		'name'              => _x( 'Delete label', 'shipments', 'woocommerce-germanized-shipments' ),
 		'action'            => 'delete_label',
-		'target'            => '_blank',
+		'target'            => 'self',
 		'custom_attributes' => array(
 			'data-shipment' => $shipment->get_id(),
 		),

includes/wc-gzd-shipment-functions.php

@@ -1432,7 +1432,6 @@ function wc_gzd_customer_return_needs_manual_confirmation( $order ) {
  * @return array
  */
 function wc_gzd_get_account_shipments_actions( $shipment ) {
-
 	if ( ! is_object( $shipment ) ) {
 		$shipment_id = absint( $shipment );
 		$shipment    = wc_gzd_get_shipment( $shipment_id );

src/Compatibility/Bundles.php

@@ -74,13 +74,13 @@ public static function apply_bundle_hierarchy( $shipment ) {
 	 * @return Product
 	 */
 	public static function get_product_from_item( $product, $item ) {
-		if ( ! $order = $item->get_order() || ! $product ) {
+		if ( ( ! $order = $item->get_order() ) || ! $product ) {
 			return $product;
 		}
 
 		$reset_shipping_props = false;
 
-		if ( wc_pb_is_bundle_container_order_item( $item ) ) {
+		if ( wc_pb_is_bundle_container_order_item( $item, $order ) ) {
 			if ( $product->needs_shipping() ) {
 				if ( $bundle_weight = $item->get_meta( '_bundle_weight', true ) ) {
 					if ( is_null( $bundle_weight ) ) {

src/ImageToPDF.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace Vendidero\Germanized\Shipments;
+
+class ImageToPDF extends \FPDF {
+
+	public function __construct( $orientation = 'P', $size = array( 0, 0 ) ) {
+		parent::__construct( $orientation, 'mm', $size );
+
+		$this->SetMargins( 0, 0 );
+
+		stream_wrapper_register( 'var', '\Vendidero\Germanized\Shipments\Utilities\VariableStreamHandler' );
+	}
+
+	protected function convert_px_to_mm( $px, $dpi = 72 ) {
+		$pixel = 25.4 / $dpi;
+
+		return $pixel * $px;
+	}
+
+	public function import_image( $stream_or_file, $x = 0, $y = 0, $dpi = 72 ) {
+		if ( is_file( $stream_or_file ) ) {
+			$image_meta = @getimagesize( $stream_or_file ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
+
+			if ( ! $image_meta ) {
+				$this->Error( 'Invalid image data' );
+			}
+
+			$width  = $this->convert_px_to_mm( $image_meta[0], $dpi );
+			$height = $this->convert_px_to_mm( $image_meta[1], $dpi );
+
+			$this->AddPage( $this->DefOrientation, array( $width, $height ) ); // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
+
+			$this->Image( $stream_or_file, $x, $y, $width, $height );
+		} else {
+			// Display the image contained in $data
+			$image_stream             = 'img' . md5( $stream_or_file );
+			$GLOBALS[ $image_stream ] = $stream_or_file;
+			$image_meta               = @getimagesize( 'var://' . $image_stream ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
+
+			if ( ! $image_meta ) {
+				$this->Error( 'Invalid image data' );
+			}
+
+			$width  = $this->convert_px_to_mm( $image_meta[0], $dpi );
+			$height = $this->convert_px_to_mm( $image_meta[1], $dpi );
+
+			$this->AddPage( $this->DefOrientation, array( $width, $height ) ); // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
+
+			$type = substr( strstr( $image_meta['mime'], '/' ), 1 );
+			$this->Image( 'var://' . $image_stream, 0, 0, $width, $height, $type );
+
+			unset( $GLOBALS[ $image_stream ] );
+		}
+	}
+}

src/ShippingProvider/Auto.php

@@ -130,6 +130,30 @@ public function get_supported_label_reference_types( $shipment_type = 'simple' )
 		return array();
 	}
 
+	/**
+	 * @param $ref_type
+	 * @param $shipment_type
+	 *
+	 * @return array|false
+	 */
+	public function get_supported_label_reference_type( $ref_type, $shipment_type = 'simple' ) {
+		$ref_types = $this->get_supported_label_reference_types( $shipment_type );
+		$type      = false;
+
+		if ( array_key_exists( $ref_type, $ref_types ) ) {
+			$type = wp_parse_args(
+				$ref_types[ $ref_type ],
+				array(
+					'max_length' => -1,
+					'label'      => '',
+					'default'    => '',
+				)
+			);
+		}
+
+		return $type;
+	}
+
 	/**
 	 * @param string $shipment_type
 	 * @param Label|null $label
@@ -183,15 +207,25 @@ public function get_label_reference( $shipment_type = 'simple', $reference_type
 	 * @return string
 	 */
 	public function get_formatted_label_reference( $label, $shipment_type = 'simple', $reference_type = '' ) {
-		$reference = $this->get_label_reference( $shipment_type, $reference_type );
+		$reference  = $this->get_label_reference( $shipment_type, $reference_type );
+		$max_length = -1;
+
+		if ( $ref_type = $this->get_supported_label_reference_type( $reference_type, $shipment_type ) ) {
+			$max_length = $ref_type['max_length'];
+		}
 
 		if ( ! empty( $reference ) ) {
 			$placeholders = $this->get_label_reference_placeholders( $shipment_type, $label );
+			$reference    = str_replace( array_keys( $placeholders ), array_values( $placeholders ), $reference );
+		}
+
+		$formatted_ref = apply_filters( "{$this->get_hook_prefix()}formatted_label_reference", $reference, $label, $shipment_type, $reference_type );
 
-			$reference = str_replace( array_keys( $placeholders ), array_values( $placeholders ), $reference );
+		if ( -1 !== $max_length ) {
+			$formatted_ref = wc_gzd_shipments_substring( $formatted_ref, 0, $max_length );
 		}
 
-		return apply_filters( "{$this->get_hook_prefix()}formatted_label_reference", $reference, $label, $shipment_type, $reference_type );
+		return $formatted_ref;
 	}
 
 	public function get_label_return_auto_enable( $context = 'view' ) {

src/Utilities/VariableStreamHandler.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace Vendidero\Germanized\Shipments\Utilities;
+
+class VariableStreamHandler {
+
+	public $context;
+	private $varname;
+	private $position;
+
+	public function stream_open( $path, $mode, $options, &$opened_path ) {
+		$url           = wp_parse_url( $path );
+		$this->varname = $url['host'];
+		if ( ! isset( $GLOBALS[ $this->varname ] ) ) {
+			return false;
+		}
+		$this->position = 0;
+		return true;
+	}
+
+	public function stream_read( $count ) {
+		$ret             = substr( $GLOBALS[ $this->varname ], $this->position, $count );
+		$this->position += strlen( $ret );
+		return $ret;
+	}
+
+	public function stream_eof() {
+		return $this->position >= strlen( $GLOBALS[ $this->varname ] );
+	}
+
+	public function stream_tell() {
+		return $this->position;
+	}
+
+	public function stream_seek( $offset, $whence ) {
+		if ( SEEK_SET === $whence ) {
+			$this->position = $offset;
+			return true;
+		}
+		return false;
+	}
+
+	public function stream_stat() {
+		return array();
+	}
+}