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<?php |
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/** |
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* Button Block. |
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* |
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* @since 8.5.0 |
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* |
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* @package Jetpack |
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*/ |
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namespace Automattic\Jetpack\Extensions\Button; |
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use Jetpack_Gutenberg; |
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const FEATURE_NAME = 'button'; |
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const BLOCK_NAME = 'jetpack/' . FEATURE_NAME; |
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/** |
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* Registers the block for use in Gutenberg |
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* This is done via an action so that we can disable |
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* registration if we need to. |
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*/ |
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function register_block() { |
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jetpack_register_block( |
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BLOCK_NAME, |
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array( 'render_callback' => __NAMESPACE__ . '\render_block' ) |
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); |
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} |
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add_action( 'init', __NAMESPACE__ . '\register_block' ); |
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/** |
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* Button block render callback. |
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* |
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* @param array $attributes Array containing the Button block attributes. |
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* @param string $content The Button block content. |
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* |
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* @return string |
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*/ |
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function render_block( $attributes, $content ) { |
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$save_in_post_content = get_attribute( $attributes, 'saveInPostContent' ); |
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if ( $save_in_post_content || ! class_exists( 'DOMDocument' ) ) { |
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return $content; |
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} |
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$element = get_attribute( $attributes, 'element' ); |
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$text = get_attribute( $attributes, 'text' ); |
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$unique_id = get_attribute( $attributes, 'uniqueId' ); |
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$url = get_attribute( $attributes, 'url' ); |
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$classes = Jetpack_Gutenberg::block_classes( FEATURE_NAME, $attributes ); |
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$button_classes = get_button_classes( $attributes ); |
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$button_styles = get_button_styles( $attributes ); |
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$button_attributes = sprintf( ' class="%s" style="%s"', esc_attr( $button_classes ), esc_attr( $button_styles ) ); |
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if ( empty( $unique_id ) ) { |
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$button_attributes .= ' data-id-attr="placeholder"'; |
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} else { |
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$button_attributes .= sprintf( ' data-id-attr="%1$s" id="%1$s"', esc_attr( $unique_id ) ); |
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} |
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if ( 'a' === $element ) { |
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$button_attributes .= sprintf( ' href="%s" target="_blank" role="button" rel="noopener noreferrer"', esc_url( $url ) ); |
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} elseif ( 'button' === $element ) { |
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$button_attributes .= ' type="submit"'; |
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} elseif ( 'input' === $element ) { |
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$button_attributes .= sprintf( ' type="submit" value="%s"', wp_strip_all_tags( $text, true ) ); |
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} |
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$button = 'input' === $element |
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? '<' . $element . $button_attributes . ' />' |
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: '<' . $element . $button_attributes . '>' . $text . '</' . $element . '>'; |
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// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
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return '<div class="' . esc_attr( $classes ) . '">' . $button . '</div>'; |
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} |
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/** |
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* Get the Button block classes. |
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* |
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* @param array $attributes Array containing the block attributes. |
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* |
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* @return string |
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*/ |
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function get_button_classes( $attributes ) { |
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$classes = array( 'wp-block-button__link' ); |
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$has_class_name = array_key_exists( 'className', $attributes ); |
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$has_named_text_color = array_key_exists( 'textColor', $attributes ); |
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$has_custom_text_color = array_key_exists( 'customTextColor', $attributes ); |
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$has_named_background_color = array_key_exists( 'backgroundColor', $attributes ); |
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$has_custom_background_color = array_key_exists( 'customBackgroundColor', $attributes ); |
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$has_named_gradient = array_key_exists( 'gradient', $attributes ); |
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$has_custom_gradient = array_key_exists( 'customGradient', $attributes ); |
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$has_border_radius = array_key_exists( 'borderRadius', $attributes ); |
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if ( $has_class_name ) { |
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$classes[] = $attributes['className']; |
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} |
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if ( $has_named_text_color || $has_custom_text_color ) { |
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$classes[] = 'has-text-color'; |
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} |
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if ( $has_named_text_color ) { |
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$classes[] = sprintf( 'has-%s-color', $attributes['textColor'] ); |
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} |
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if ( |
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$has_named_background_color || |
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$has_custom_background_color || |
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$has_named_gradient || |
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$has_custom_gradient |
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) { |
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$classes[] = 'has-background'; |
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} |
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if ( $has_named_background_color && ! $has_custom_gradient ) { |
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$classes[] = sprintf( 'has-%s-background-color', $attributes['backgroundColor'] ); |
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} |
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if ( $has_named_gradient ) { |
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$classes[] = sprintf( 'has-%s-gradient-background', $attributes['gradient'] ); |
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} |
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// phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison |
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if ( $has_border_radius && 0 == $attributes['borderRadius'] ) { |
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$classes[] = 'no-border-radius'; |
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} |
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return implode( ' ', $classes ); |
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} |
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/** |
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* Get the Button block styles. |
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* |
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* @param array $attributes Array containing the block attributes. |
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* |
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* @return string |
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*/ |
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function get_button_styles( $attributes ) { |
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$styles = array(); |
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$has_named_text_color = array_key_exists( 'textColor', $attributes ); |
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$has_custom_text_color = array_key_exists( 'customTextColor', $attributes ); |
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$has_named_background_color = array_key_exists( 'backgroundColor', $attributes ); |
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$has_custom_background_color = array_key_exists( 'customBackgroundColor', $attributes ); |
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$has_named_gradient = array_key_exists( 'gradient', $attributes ); |
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$has_custom_gradient = array_key_exists( 'customGradient', $attributes ); |
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$has_border_radius = array_key_exists( 'borderRadius', $attributes ); |
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if ( ! $has_named_text_color && $has_custom_text_color ) { |
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$styles[] = sprintf( 'color: %s;', $attributes['customTextColor'] ); |
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} |
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if ( ! $has_named_background_color && ! $has_named_gradient && $has_custom_gradient ) { |
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$styles[] = sprintf( 'background: %s;', $attributes['customGradient'] ); |
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} |
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View Code Duplication |
if ( |
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$has_custom_background_color && |
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! $has_named_background_color && |
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! $has_named_gradient && |
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! $has_custom_gradient |
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) { |
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$styles[] = sprintf( 'background-color: %s;', $attributes['customBackgroundColor'] ); |
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} |
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// phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison |
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View Code Duplication |
if ( $has_border_radius && 0 != $attributes['borderRadius'] ) { |
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$styles[] = sprintf( 'border-radius: %spx;', $attributes['borderRadius'] ); |
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} |
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return implode( ' ', $styles ); |
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} |
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/** |
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* Get filtered attributes. |
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* |
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* @param array $attributes Array containing the Button block attributes. |
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* @param string $attribute_name String containing the attribute name to get. |
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* |
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* @return string |
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*/ |
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function get_attribute( $attributes, $attribute_name ) { |
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if ( isset( $attributes[ $attribute_name ] ) ) { |
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return $attributes[ $attribute_name ]; |
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} |
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$default_attributes = array( |
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'url' => '#', |
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'element' => 'a', |
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'saveInPostContent' => false, |
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); |
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if ( isset( $default_attributes[ $attribute_name ] ) ) { |
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return $default_attributes[ $attribute_name ]; |
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} |
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} |
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Automattic /
jetpack
