<?php
namespace Elementor\Core\Files\CSS;
use Elementor\Base_Data_Control;
use Elementor\Control_Repeater;
use Elementor\Controls_Stack;
use Elementor\Element_Base;
use Elementor\Plugin;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Elementor post CSS file.
*
* Elementor CSS file handler class is responsible for generating the single
* post CSS file.
*
* @since 1.2.0
*/
class Post extends Base {
/**
* Elementor post CSS file prefix.
*/
const FILE_PREFIX = 'post-';
const META_KEY = '_elementor_css';
/**
* Post ID.
*
* Holds the current post ID.
*
* @var int
*/
private $post_id;
protected function is_global_parsing_supported() {
return true;
}
/**
* Post CSS file constructor.
*
* Initializing the CSS file of the post. Set the post ID and initiate the stylesheet.
*
* @since 1.2.0
* @access public
*
* @param int $post_id Post ID.
*/
public function __construct( $post_id ) {
$this->post_id = $post_id;
parent::__construct( static::FILE_PREFIX . $post_id . '.css' );
}
/**
* Get CSS file name.
*
* Retrieve the CSS file name.
*
* @since 1.6.0
* @access public
*
* @return string CSS file name.
*/
public function get_name() {
return 'post';
}
/**
* Get post ID.
*
* Retrieve the ID of current post.
*
* @since 1.2.0
* @access public
*
* @return int Post ID.
*/
public function get_post_id() {
return $this->post_id;
}
/**
* Get unique element selector.
*
* Retrieve the unique selector for any given element.
*
* @since 1.2.0
* @access public
*
* @param Element_Base $element The element.
*
* @return string Unique element selector.
*/
public function get_element_unique_selector( Element_Base $element ) {
return '.elementor-' . $this->post_id . ' .elementor-element' . $element->get_unique_selector();
}
/**
* Load meta data.
*
* Retrieve the post CSS file meta data.
*
* @since 1.2.0
* @access protected
*
* @return array Post CSS file meta data.
*/
protected function load_meta() {
return get_post_meta( $this->post_id, static::META_KEY, true );
}
/**
* Update meta data.
*
* Update the global CSS file meta data.
*
* @since 1.2.0
* @access protected
*
* @param array $meta New meta data.
*/
protected function update_meta( $meta ) {
update_post_meta( $this->post_id, static::META_KEY, $meta );
}
/**
* Delete meta.
*
* Delete the file meta data.
*
* @since 2.1.0
* @access protected
*/
protected function delete_meta() {
delete_post_meta( $this->post_id, static::META_KEY );
}
/**
* Get post data.
*
* Retrieve raw post data from the database.
*
* @since 1.9.0
* @access protected
*
* @return array Post data.
*/
protected function get_data() {
$document = Plugin::$instance->documents->get( $this->post_id );
return $document ? $document->get_elements_data() : [];
}
/**
* Render CSS.
*
* Parse the CSS for all the elements.
*
* @since 1.2.0
* @access protected
*/
protected function render_css() {
$data = $this->get_data();
if ( ! empty( $data ) ) {
foreach ( $data as $element_data ) {
$element = Plugin::$instance->elements_manager->create_element_instance( $element_data );
if ( ! $element ) {
continue;
}
$this->render_styles( $element );
}
}
}
/**
* Enqueue CSS.
*
* Enqueue the post CSS file in Elementor.
*
* This method ensures that the post was actually built with elementor before
* enqueueing the post CSS file.
*
* @since 1.2.2
* @access public
*/
public function enqueue() {
$document = Plugin::$instance->documents->get( $this->post_id );
if ( ! $document || ! $document->is_built_with_elementor() ) {
return;
}
parent::enqueue();
}
/**
* Add controls-stack style rules.
*
* Parse the CSS for all the elements inside any given controls stack.
*
* This method recursively renders the CSS for all the child elements in the stack.
*
* @since 1.6.0
* @access public
*
* @param Controls_Stack $controls_stack The controls stack.
* @param array $controls Controls array.
* @param array $values Values array.
* @param array $placeholders Placeholders.
* @param array $replacements Replacements.
* @param array $all_controls All controls.
*/
public function add_controls_stack_style_rules( Controls_Stack $controls_stack, array $controls, array $values, array $placeholders, array $replacements, array $all_controls = null ) {
parent::add_controls_stack_style_rules( $controls_stack, $controls, $values, $placeholders, $replacements, $all_controls );
if ( $controls_stack instanceof Element_Base ) {
foreach ( $controls_stack->get_children() as $child_element ) {
$this->render_styles( $child_element );
}
}
}
/**
* Get enqueue dependencies.
*
* Retrieve the name of the stylesheet used by `wp_enqueue_style()`.
*
* @since 1.2.0
* @access protected
*
* @return array Name of the stylesheet.
*/
protected function get_enqueue_dependencies() {
return [ 'elementor-frontend' ];
}
/**
* Get inline dependency.
*
* Retrieve the name of the stylesheet used by `wp_add_inline_style()`.
*
* @since 1.2.0
* @access protected
*
* @return string Name of the stylesheet.
*/
protected function get_inline_dependency() {
return 'elementor-frontend';
}
/**
* Get file handle ID.
*
* Retrieve the handle ID for the post CSS file.
*
* @since 1.2.0
* @access protected
*
* @return string CSS file handle ID.
*/
protected function get_file_handle_id() {
return 'elementor-post-' . $this->post_id;
}
/**
* Render styles.
*
* Parse the CSS for any given element.
*
* @since 1.2.0
* @access protected
*
* @param Element_Base $element The element.
*/
protected function render_styles( Element_Base $element ) {
/**
* Before element parse CSS.
*
* Fires before the CSS of the element is parsed.
*
* @since 1.2.0
*
* @param Post $this The post CSS file.
* @param Element_Base $element The element.
*/
do_action( 'elementor/element/before_parse_css', $this, $element );
$element_settings = $element->get_settings();
$this->add_controls_stack_style_rules( $element, $this->get_style_controls( $element, null, $element->get_parsed_dynamic_settings() ), $element_settings, [ '{{ID}}', '{{WRAPPER}}' ], [ $element->get_id(), $this->get_element_unique_selector( $element ) ] );
/**
* After element parse CSS.
*
* Fires after the CSS of the element is parsed.
*
* @since 1.2.0
*
* @param Post $this The post CSS file.
* @param Element_Base $element The element.
*/
do_action( 'elementor/element/parse_css', $this, $element );
}
}