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функция не описана

wc_get_image_size() WC 1.0

Get an image size by name or defined dimensions.

The returned variable is filtered by woocommerce_get_image_size_{image_size} filter to allow 3rd party customisation.

Sizes defined by the theme take priority over settings. Settings are hidden when a theme defines sizes.

Хуки из функции
Возвращает

Массив. Array of dimensions including width, height, and cropping mode. Cropping mode is 0 for no crop, and 1 for hard crop.

Использование

wc_get_image_size( $image_size );
$image_size(массив/строка) (обязательный)
Name of the image size to get, or an array of dimensions.

Код wc get image size: woocommerce/includes/wc-core-functions.php WC 4.3.1

<?php
function wc_get_image_size( $image_size ) {
	$cache_key = 'size-' . ( is_array( $image_size ) ? implode( '-', $image_size ) : $image_size );
	$size      = wp_cache_get( $cache_key, 'woocommerce' );

	if ( $size ) {
		return $size;
	}

	$size = array(
		'width'  => 600,
		'height' => 600,
		'crop'   => 1,
	);

	if ( is_array( $image_size ) ) {
		$size       = array(
			'width'  => isset( $image_size[0] ) ? absint( $image_size[0] ) : 600,
			'height' => isset( $image_size[1] ) ? absint( $image_size[1] ) : 600,
			'crop'   => isset( $image_size[2] ) ? absint( $image_size[2] ) : 1,
		);
		$image_size = $size['width'] . '_' . $size['height'];
	} else {
		$image_size = str_replace( 'woocommerce_', '', $image_size );

		// Legacy size mapping.
		if ( 'shop_single' === $image_size ) {
			$image_size = 'single';
		} elseif ( 'shop_catalog' === $image_size ) {
			$image_size = 'thumbnail';
		} elseif ( 'shop_thumbnail' === $image_size ) {
			$image_size = 'gallery_thumbnail';
		}

		if ( 'single' === $image_size ) {
			$size['width']  = absint( wc_get_theme_support( 'single_image_width', get_option( 'woocommerce_single_image_width', 600 ) ) );
			$size['height'] = '';
			$size['crop']   = 0;

		} elseif ( 'gallery_thumbnail' === $image_size ) {
			$size['width']  = absint( wc_get_theme_support( 'gallery_thumbnail_image_width', 100 ) );
			$size['height'] = $size['width'];
			$size['crop']   = 1;

		} elseif ( 'thumbnail' === $image_size ) {
			$size['width'] = absint( wc_get_theme_support( 'thumbnail_image_width', get_option( 'woocommerce_thumbnail_image_width', 300 ) ) );
			$cropping      = get_option( 'woocommerce_thumbnail_cropping', '1:1' );

			if ( 'uncropped' === $cropping ) {
				$size['height'] = '';
				$size['crop']   = 0;
			} elseif ( 'custom' === $cropping ) {
				$width          = max( 1, get_option( 'woocommerce_thumbnail_cropping_custom_width', '4' ) );
				$height         = max( 1, get_option( 'woocommerce_thumbnail_cropping_custom_height', '3' ) );
				$size['height'] = absint( round( ( $size['width'] / $width ) * $height ) );
				$size['crop']   = 1;
			} else {
				$cropping_split = explode( ':', $cropping );
				$width          = max( 1, current( $cropping_split ) );
				$height         = max( 1, end( $cropping_split ) );
				$size['height'] = absint( round( ( $size['width'] / $width ) * $height ) );
				$size['crop']   = 1;
			}
		}
	}

	$size = apply_filters( 'woocommerce_get_image_size_' . $image_size, $size );

	wp_cache_set( $cache_key, $size, 'woocommerce' );

	return $size;
}