WP_Interactivity_API::data_wp_style_processor( WP_Interactivity_API_Directives_Processor $p, string $mode )

Source

private function data_wp_style_processor( WP_Interactivity_API_Directives_Processor $p, string $mode ) {
	if ( 'enter' === $mode ) {
		$entries = $this->get_directive_entries( $p, 'style' );
		foreach ( $entries as $entry ) {
			$style_property = $entry['suffix'];
			if ( empty( $style_property ) || null !== $entry['unique_id'] ) {
				continue;
			}

			$style_property_value  = $this->evaluate( $entry );
			$style_attribute_value = $p->get_attribute( 'style' );
			$style_attribute_value = ( $style_attribute_value && ! is_bool( $style_attribute_value ) ) ? $style_attribute_value : '';

			/*
			 * Checks first if the style property is not falsy and the style
			 * attribute value is not empty because if it is, it doesn't need to
			 * update the attribute value.
			 */
			if ( $style_property_value || $style_attribute_value ) {
				$style_attribute_value = $this->merge_style_property( $style_attribute_value, $style_property, $style_property_value );
				/*
				 * If the style attribute value is not empty, it sets it. Otherwise,
				 * it removes it.
				 */
				if ( ! empty( $style_attribute_value ) ) {
					$p->set_attribute( 'style', $style_attribute_value );
				} else {
					$p->remove_attribute( 'style' );
				}
			}
		}
	}
}

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