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<?php |
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/** |
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* Image Block |
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* |
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* @package Tableberg |
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*/ |
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|
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namespace Tableberg\Blocks; |
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|
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/** |
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* Handle the block registration on server side and rendering. |
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*/ |
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class Image { |
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|
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/** |
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* Constructor |
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* |
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* @return void |
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*/ |
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public function __construct() { |
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add_action( 'init', array( $this, 'block_registration' ) ); |
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} |
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|
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/** |
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* Check is border split |
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* |
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* @param array $border - block border. |
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*/ |
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public function has_split_borders( $border = array() ) { |
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$sides = array( 'top', 'right', 'bottom', 'left' ); |
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foreach ( $border as $side => $value ) { |
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if ( in_array( $side, $sides, true ) ) { |
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return true; |
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} |
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} |
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|
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return false; |
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} |
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|
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/** |
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* Get the border from attributes |
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* |
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* @param array $object - block border. |
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*/ |
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public function get_splitted_border( $object ) { |
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$css = array(); |
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|
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if ( ! $this->has_split_borders( $object ) ) { |
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$css['top'] = $object; |
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$css['right'] = $object; |
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$css['bottom'] = $object; |
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$css['left'] = $object; |
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return $css; |
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} |
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|
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return $object; |
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} |
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|
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/** |
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* Get the single side of border |
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* |
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* @param array $border - border. |
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* @param string $side - border side. |
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*/ |
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public function get_single_side_border_value( $border, $side ) { |
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$width = $border[ $side ]['width'] ?? ''; |
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$style = $border[ $side ]['style'] ?? ''; |
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$color = $border[ $side ]['color'] ?? ''; |
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|
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return "{$width} " . ( $width && empty( $border[ $side ]['style'] ) ? 'solid' : $style ) . " {$color}"; |
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} |
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|
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/** |
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* Get border variables |
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* |
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* @param array $border_attribute - border. |
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*/ |
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public function get_border_variables_css( $border_attribute ) { |
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$border_sides = array( 'top', 'right', 'bottom', 'left' ); |
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$splitted_borders = $this->get_splitted_border( $border_attribute ); |
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$borders = array(); |
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|
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foreach ( $border_sides as $side ) { |
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$side_property = "border-$side"; |
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$side_value = $this->get_single_side_border_value( $splitted_borders, $side ); |
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|
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$borders[ $side_property ] = $side_value; |
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} |
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|
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return $borders; |
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} |
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|
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/** |
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* Build the CSS style for the image element. |
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* |
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* @param array $borders The borders. |
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* @param string $aspect_ratio The aspect ratio. |
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* @param string $scale The scaling method. |
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* @param int $width The width of the image. |
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* @param int $height The height of the image. |
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* @param array $border_radius The border radius of the image. |
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* @return string The CSS style string. |
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*/ |
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public function build_image_style( $borders, $aspect_ratio, $scale, $width, $height, $border_radius ) { |
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$style = ''; |
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|
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if ( $aspect_ratio && ! empty( $aspect_ratio ) ) { |
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$style .= "aspect-ratio: $aspect_ratio;"; |
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} |
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|
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if ( $scale && ! empty( $scale ) ) { |
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$style .= "object-fit: $scale;"; |
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} |
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|
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if ( $width && ! empty( $width ) ) { |
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$style .= "width: {$width};"; |
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} |
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|
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if ( $height && ! empty( $height ) ) { |
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$style .= "height: {$height};"; |
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} |
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|
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if ( $borders && ! empty( $borders ) ) { |
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foreach ( $borders as $property => $value ) { |
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$style .= "$property:$value;"; |
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} |
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} |
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|
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if ( $border_radius && ! empty( $border_radius ) ) { |
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if ( isset( $border_radius['topLeft'] ) ) { |
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$style .= 'border-top-left-radius:' . $border_radius['topLeft'] . ';'; |
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} |
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if ( isset( $border_radius['topRight'] ) ) { |
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$style .= 'border-top-right-radius:' . $border_radius['topRight'] . ';'; |
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} |
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if ( isset( $border_radius['bottomLeft'] ) ) { |
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$style .= 'border-bottom-left-radius:' . $border_radius['bottomLeft'] . ';'; |
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} |
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if ( isset( $border_radius['bottomLeft'] ) ) { |
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$style .= 'border-bottom-right-radius:' . $border_radius['bottomRight'] . ';'; |
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} |
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} |
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return $style; |
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} |
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|
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/** |
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* Renders the custom image block on the server. |
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* |
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* @param array $attributes The block attributes. |
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* @param string $content The block content. |
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* @param WP_Block $block The block object. |
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* @return string Returns the HTML content for the custom image block. |
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*/ |
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public function render_tableberg_image_block( $attributes, $content, $block ) { |
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$size_slug = $attributes['sizeSlug']; |
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$media = $attributes['media']; |
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$url = isset( $media['sizes'][ $size_slug ]['url'] ) ? $media['sizes'][ $size_slug ]['url'] : $media['url'] ?? ''; |
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$alt = $attributes['alt']; |
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$caption = $attributes['caption']; |
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$align = $attributes['align'] ?? ''; |
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$href = $attributes['href']; |
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$rel = $attributes['rel']; |
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$link_class = $attributes['linkClass']; |
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$width = $attributes['width']; |
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$height = $attributes['height']; |
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$aspect_ratio = $attributes['aspectRatio']; |
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$scale = $attributes['scale']; |
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$id = isset( $media['id'] ); |
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$link_target = $attributes['linkTarget']; |
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|
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$new_rel = ! empty( $rel ) ? ' rel = "' . esc_attr( $rel ) . '"' : ''; |
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$border = $this->get_border_variables_css( $attributes['border'] ); |
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$border_radius = $attributes['borderRadius']; |
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|
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$classes = join( |
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' ', |
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array( |
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'wp - block - tableberg - image', |
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'align' . $align, |
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'size - ' . $size_slug, |
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( $width || $height ) ? 'is - resized' : '', |
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) |
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); |
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|
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$image_classes = join( |
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' ', |
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array_filter( |
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array( |
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$id ? 'wp - image - ' . esc_attr( $id ) : '', |
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) |
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) |
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); |
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|
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$image = sprintf( |
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'<img src="%1$s" alt="%2$s" class="%3$s" style="%4$s" />', |
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esc_url( $url ), |
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esc_attr( $alt ), |
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esc_attr( $image_classes ), |
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$this->build_image_style( $border, $aspect_ratio, $scale, $width, $height, $border_radius ), |
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); |
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|
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$figure = ''; |
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|
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if ( $href ) { |
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$figure = sprintf( |
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'<a href="%1$s" class="%2$s" target="%3$s"%4$s>%5$s</a>', |
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esc_url( $href ), |
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esc_attr( $link_class ), |
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esc_attr( $link_target ), |
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$new_rel, |
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$image |
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); |
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} else { |
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$figure = $image; |
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} |
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|
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if ( ! empty( $caption ) ) { |
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$figure .= sprintf( |
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'<figcaption class="wp-element-caption">%1$s</figcaption>', |
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esc_html( $caption ) |
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); |
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} |
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|
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return sprintf( |
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'<figure class="%1$s">%2$s</figure>', |
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esc_attr( $classes ), |
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$figure |
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); |
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} |
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|
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/** |
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* Register the block. |
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*/ |
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public function block_registration() { |
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register_block_type( |
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TABLEBERG_DIR_PATH . 'build/image/block.json', |
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array( |
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'render_callback' => array( $this, 'render_tableberg_image_block' ), |
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) |
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); |
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} |
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} |
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|
