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<?php
namespace Elementor\Core\Page_Assets\Data_Managers;
use Elementor\Utils;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Elementor Assets Data.
*
* @since 3.3.0
*/
abstract class Base {
const ASSETS_DATA_KEY = '_elementor_assets_data';
/**
* @var array
*/
protected $assets_data;
/**
* @var string
*/
protected $content_type;
/**
* @var string
*/
protected $assets_category;
/**
* @var array
*/
private $assets_config;
/**
* @var array
*/
private $files_data;
/**
* Get Asset Content.
*
* Responsible for extracting the asset data from a certain file.
* Will be triggered automatically when the asset data does not exist, or when the asset version was changed.
*
* @since 3.3.0
* @access public
*
* @return string
*/
abstract protected function get_asset_content();
/**
* Get Asset Key.
*
* The asset data will be saved in the DB under this key.
*
* @since 3.3.0
* @access protected
*
* @return string
*/
protected function get_key() {
return $this->assets_config['key'];
}
/**
* Get Relative Version.
*
* The asset data will be re-evaluated according the version number.
*
* @since 3.3.0
* @access protected
*
* @return string
*/
protected function get_version() {
return $this->assets_config['version'];
}
/**
* Get Asset Path.
*
* The asset data will be extracted from the file path.
*
* @since 3.3.0
* @access protected
*
* @return string
*/
protected function get_file_path() {
return $this->assets_config['file_path'];
}
/**
* Get Config Data.
*
* Holds a unique data relevant for the specific assets category type.
*
* @since 3.3.0
* @access protected
*
* @return string|array
*/
protected function get_config_data( $key = '' ) {
if ( isset( $this->assets_config['data'] ) ) {
if ( $key ) {
if ( isset( $this->assets_config['data'][ $key ] ) ) {
return $this->assets_config['data'][ $key ];
}
return '';
}
return $this->assets_config['data'];
}
return [];
}
/**
* Set Asset Data.
*
* Responsible for setting the current asset data.
*
* @since 3.3.0
* @access protected
*
* @return void
*/
protected function set_asset_data( $asset_key ) {
if ( ! isset( $this->assets_data[ $asset_key ] ) ) {
$this->assets_data[ $asset_key ] = [];
}
$this->assets_data[ $asset_key ]['content'] = $this->get_asset_content();
$this->assets_data[ $asset_key ]['version'] = $this->get_version();
$this->save_asset_data( $asset_key );
}
/**
* Save Asset Data.
*
* Responsible for saving the asset data in the DB.
*
* @since 3.3.0
* @access protected
*
* @param string $asset_key
*
* @return void
*/
protected function save_asset_data( $asset_key ) {
$assets_data = $this->get_saved_assets_data();
$content_type = $this->content_type;
$assets_category = $this->assets_category;
$assets_data[ $content_type ][ $assets_category ][ $asset_key ] = $this->assets_data[ $asset_key ];
update_option( self::ASSETS_DATA_KEY, $assets_data );
}
/**
* Is Asset Version Changed.
*
* Responsible for comparing the saved asset data version to the current relative version.
*
* @since 3.3.0
* @access protected
*
* @param string $asset_key
*
* @return boolean
*/
protected function is_asset_version_changed( $version ) {
return $this->get_version() !== $version;
}
/**
* Get File Data.
*
* Getting a file content or size.
*
* @since 3.3.0
* @access protected
*
* @param string $data_type (exists|content|size)
* @param string $file_key - In case that the same file data is needed for multiple assets (like a JSON file), the file data key should be the same for all shared assets to make sure that the file is being read only once.
*
* @return string|number
*/
protected function get_file_data( $data_type, $file_key = '' ) {
$asset_key = $file_key ? $file_key : $this->get_key();
if ( isset( $this->files_data[ $asset_key ][ $data_type ] ) ) {
return $this->files_data[ $asset_key ][ $data_type ];
}
if ( ! isset( $this->files_data[ $asset_key ] ) ) {
$this->files_data[ $asset_key ] = [];
}
$asset_path = $this->get_file_path();
if ( 'exists' === $data_type ) {
$data = file_exists( $asset_path );
} elseif ( 'content' === $data_type ) {
$data = Utils::file_get_contents( $asset_path );
if ( ! $data ) {
$data = '';
}
} elseif ( 'size' === $data_type ) {
$data = file_exists( $asset_path ) ? filesize( $asset_path ) : 0;
}
$this->files_data[ $asset_key ][ $data_type ] = $data;
return $data;
}
/**
* Get Saved Assets Data.
*
* Getting the assets data from the DB.
*
* @since 3.3.0
* @access protected
*
* @return array
*/
protected function get_saved_assets_data() {
$assets_data = get_option( self::ASSETS_DATA_KEY, [] );
$content_type = $this->content_type;
$assets_category = $this->assets_category;
if ( ! isset( $assets_data[ $content_type ] ) ) {
$assets_data[ $content_type ] = [];
}
if ( ! isset( $assets_data[ $content_type ][ $assets_category ] ) ) {
$assets_data[ $content_type ][ $assets_category ] = [];
}
return $assets_data;
}
/**
* Get Config.
*
* Getting the assets data config.
*
* @since 3.5.0
* @access protected
*
* @return array
*/
protected function get_config( $data ) {
return [];
}
/**
* Init Asset Data.
*
* Initialize the asset data and handles the asset content updates when needed.
*
* @since 3.3.0
* @access public
*
* @param array $config {
* @type string 'key'
* @type string 'version'
* @type string 'file_path'
* @type array 'data'
* }
*
* @return void
*/
public function init_asset_data( $config ) {
$this->assets_config = $config;
$asset_key = $config['key'];
$asset_data = isset( $this->assets_data[ $asset_key ] ) ? $this->assets_data[ $asset_key ] : [];
if ( ! $asset_data || $this->is_asset_version_changed( $asset_data['version'] ) ) {
$this->set_asset_data( $asset_key );
}
}
/**
* Get Asset Data From Config.
*
* Getting the asset data content from config.
*
* @since 3.3.0
* @access public
*
* @param array $config {
* @type string 'key'
* @type string 'version'
* @type string 'file_path'
* @type array 'data'
* }
*
* @return mixed
*/
public function get_asset_data_from_config( array $config ) {
$this->init_asset_data( $config );
$asset_key = $config['key'];
return $this->assets_data[ $asset_key ]['content'];
}
/**
* Get Asset Data.
*
* Getting the asset data content.
*
* @since 3.5.0
* @access public
*
* @param array $data
*
* @return mixed
*/
public function get_asset_data( array $data ) {
$config = $this->get_config( $data );
return $this->get_asset_data_from_config( $config );
}
public function __construct() {
$assets_data = $this->get_saved_assets_data();
$content_type = $this->content_type;
$assets_category = $this->assets_category;
$this->assets_data = $assets_data[ $content_type ][ $assets_category ];
}
}
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