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<?php
namespace Automattic\WooCommerce\Blocks\BlockTypes;
use Automattic\WooCommerce\Blocks\Utils\StyleAttributesUtils;
/**
* FeaturedItem class.
*/
abstract class FeaturedItem extends AbstractDynamicBlock {
/**
* Block name.
*
* @var string
*/
protected $block_name;
/**
* Default attribute values.
*
* @var array
*/
protected $defaults = array(
'align' => 'none',
);
/**
* Global style enabled for this block.
*
* @var array
*/
protected $global_style_wrapper = array(
'background_color',
'border_color',
'border_radius',
'border_width',
'font_size',
'padding',
'text_color',
);
/**
* Returns the featured item.
*
* @param array $attributes Block attributes. Default empty array.
* @return \WP_Term|\WC_Product|null
*/
abstract protected function get_item( $attributes );
/**
* Returns the name of the featured item.
*
* @param \WP_Term|\WC_Product $item Item object.
* @return string
*/
abstract protected function get_item_title( $item );
/**
* Returns the featured item image URL.
*
* @param \WP_Term|\WC_Product $item Item object.
* @param string $size Image size, defaults to 'full'.
* @return string
*/
abstract protected function get_item_image( $item, $size = 'full' );
/**
* Renders the featured item attributes.
*
* @param \WP_Term|\WC_Product $item Item object.
* @param array $attributes Block attributes. Default empty array.
* @return string
*/
abstract protected function render_attributes( $item, $attributes );
/**
* Render the featured item block.
*
* @param array $attributes Block attributes.
* @param string $content Block content.
* @param WP_Block $block Block instance.
* @return string Rendered block type output.
*/
protected function render( $attributes, $content, $block ) {
$item = $this->get_item( $attributes );
if ( ! $item ) {
return '';
}
$attributes = wp_parse_args( $attributes, $this->defaults );
$attributes['height'] = $attributes['height'] ?? wc_get_theme_support( 'featured_block::default_height', 500 );
$image_url = esc_url( $this->get_image_url( $attributes, $item ) );
$styles = $this->get_styles( $attributes );
$classes = $this->get_classes( $attributes );
$output = sprintf( '<div class="%1$s wp-block-woocommerce-%2$s" style="%3$s">', esc_attr( trim( $classes ) ), $this->block_name, esc_attr( $styles ) );
$output .= sprintf( '<div class="wc-block-%s__wrapper">', $this->block_name );
$output .= $this->render_overlay( $attributes );
if ( ! $attributes['isRepeated'] && ! $attributes['hasParallax'] ) {
$output .= $this->render_image( $attributes, $item, $image_url );
} else {
$output .= $this->render_bg_image( $attributes, $image_url );
}
$output .= $this->render_attributes( $item, $attributes );
$output .= sprintf( '<div class="wc-block-%s__link">%s</div>', $this->block_name, $content );
$output .= '</div>';
$output .= '</div>';
return $output;
}
/**
* Returns the url the item's image
*
* @param array $attributes Block attributes. Default empty array.
* @param \WP_Term|\WC_Product $item Item object.
*
* @return string
*/
private function get_image_url( $attributes, $item ) {
$image_size = 'large';
if ( 'none' !== $attributes['align'] || $attributes['height'] > 800 ) {
$image_size = 'full';
}
if ( $attributes['mediaId'] ) {
return wp_get_attachment_image_url( $attributes['mediaId'], $image_size );
}
return $this->get_item_image( $item, $image_size );
}
/**
* Renders the featured image as a div background.
*
* @param array $attributes Block attributes. Default empty array.
* @param string $image_url Item image url.
*
* @return string
*/
private function render_bg_image( $attributes, $image_url ) {
$styles = $this->get_bg_styles( $attributes, $image_url );
$classes = [ "wc-block-{$this->block_name}__background-image" ];
if ( $attributes['hasParallax'] ) {
$classes[] = ' has-parallax';
}
return sprintf( '<div class="%1$s" style="%2$s" /></div>', esc_attr( implode( ' ', $classes ) ), esc_attr( $styles ) );
}
/**
* Get the styles for the wrapper element (background image, color).
*
* @param array $attributes Block attributes. Default empty array.
* @param string $image_url Item image url.
*
* @return string
*/
public function get_bg_styles( $attributes, $image_url ) {
$style = '';
if ( $attributes['isRepeated'] || $attributes['hasParallax'] ) {
$style .= "background-image: url($image_url);";
}
if ( ! $attributes['isRepeated'] ) {
$style .= 'background-repeat: no-repeat;';
$bg_size = 'cover' === $attributes['imageFit'] ? $attributes['imageFit'] : 'auto';
$style .= 'background-size: ' . $bg_size . ';';
}
if ( $this->hasFocalPoint( $attributes ) ) {
$style .= sprintf(
'background-position: %s%% %s%%;',
$attributes['focalPoint']['x'] * 100,
$attributes['focalPoint']['y'] * 100
);
}
$global_style_style = StyleAttributesUtils::get_styles_by_attributes( $attributes, $this->global_style_wrapper );
$style .= $global_style_style;
return $style;
}
/**
* Renders the featured image
*
* @param array $attributes Block attributes. Default empty array.
* @param \WC_Product|\WP_Term $item Item object.
* @param string $image_url Item image url.
*
* @return string
*/
private function render_image( $attributes, $item, string $image_url ) {
$style = sprintf( 'object-fit: %s;', esc_attr( $attributes['imageFit'] ) );
$img_alt = $attributes['alt'] ?: $this->get_item_title( $item );
if ( $this->hasFocalPoint( $attributes ) ) {
$style .= sprintf(
'object-position: %s%% %s%%;',
$attributes['focalPoint']['x'] * 100,
$attributes['focalPoint']['y'] * 100
);
}
if ( ! empty( $image_url ) ) {
return sprintf(
'<img alt="%1$s" class="wc-block-%2$s__background-image" src="%3$s" style="%4$s" />',
esc_attr( $img_alt ),
$this->block_name,
esc_url( $image_url ),
esc_attr( $style )
);
}
return '';
}
/**
* Get the styles for the wrapper element (background image, color).
*
* @param array $attributes Block attributes. Default empty array.
* @return string
*/
public function get_styles( $attributes ) {
$style = '';
$min_height = $attributes['minHeight'] ?? wc_get_theme_support( 'featured_block::default_height', 500 );
if ( isset( $attributes['minHeight'] ) ) {
$style .= sprintf( 'min-height:%dpx;', intval( $min_height ) );
}
$global_style_style = StyleAttributesUtils::get_styles_by_attributes( $attributes, $this->global_style_wrapper );
$style .= $global_style_style;
return $style;
}
/**
* Get class names for the block container.
*
* @param array $attributes Block attributes. Default empty array.
* @return string
*/
public function get_classes( $attributes ) {
$classes = array( 'wc-block-' . $this->block_name );
if ( isset( $attributes['align'] ) ) {
$classes[] = "align{$attributes['align']}";
}
if ( isset( $attributes['dimRatio'] ) && ( 0 !== $attributes['dimRatio'] ) ) {
$classes[] = 'has-background-dim';
if ( 50 !== $attributes['dimRatio'] ) {
$classes[] = 'has-background-dim-' . 10 * round( $attributes['dimRatio'] / 10 );
}
}
if ( isset( $attributes['contentAlign'] ) && 'center' !== $attributes['contentAlign'] ) {
$classes[] = "has-{$attributes['contentAlign']}-content";
}
if ( isset( $attributes['className'] ) ) {
$classes[] = $attributes['className'];
}
$global_style_classes = StyleAttributesUtils::get_classes_by_attributes( $attributes, $this->global_style_wrapper );
$classes[] = $global_style_classes;
return implode( ' ', $classes );
}
/**
* Renders the block overlay
*
* @param array $attributes Block attributes. Default empty array.
*
* @return string
*/
private function render_overlay( $attributes ) {
if ( isset( $attributes['overlayGradient'] ) ) {
$overlay_styles = sprintf( 'background-image: %s', $attributes['overlayGradient'] );
} elseif ( isset( $attributes['overlayColor'] ) ) {
$overlay_styles = sprintf( 'background-color: %s', $attributes['overlayColor'] );
} else {
$overlay_styles = 'background-color: #000000';
}
return sprintf( '<div class="background-dim__overlay" style="%s"></div>', esc_attr( $overlay_styles ) );
}
/**
* Returns whether the focal point is defined for the block.
*
* @param array $attributes Block attributes. Default empty array.
*
* @return bool
*/
private function hasFocalPoint( $attributes ): bool {
return is_array( $attributes['focalPoint'] ) && 2 === count( $attributes['focalPoint'] );
}
/**
* Extra data passed through from server to client for block.
*
* @param array $attributes Any attributes that currently are available from the block.
* Note, this will be empty in the editor context when the block is
* not in the post content on editor load.
*/
protected function enqueue_data( array $attributes = [] ) {
parent::enqueue_data( $attributes );
$this->asset_data_registry->add( 'defaultHeight', wc_get_theme_support( 'featured_block::default_height', 500 ) );
}
}
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