<?php
namespace Elementor\Modules\Library;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
class User_Favorites {
const USER_META_KEY = 'elementor_library_favorites';
/**
* @var int
*/
private $user_id;
/**
* @var array|null
*/
private $cache;
/**
* User_Favorites constructor.
*
* @param $user_id
*/
public function __construct( $user_id ) {
$this->user_id = $user_id;
}
/**
* @param null $vendor
* @param null $resource
* @param false $ignore_cache
*
* @return array
*/
public function get( $vendor = null, $resource = null, $ignore_cache = false ) {
if ( $ignore_cache || empty( $this->cache ) ) {
$this->cache = get_user_meta( $this->user_id, self::USER_META_KEY, true );
}
if ( ! $this->cache || ! is_array( $this->cache ) ) {
return [];
}
if ( $vendor && $resource ) {
$key = $this->get_key( $vendor, $resource );
return isset( $this->cache[ $key ] ) ? $this->cache[ $key ] : [];
}
return $this->cache;
}
/**
* @param $vendor
* @param $resource
* @param $id
*
* @return bool
*/
public function exists( $vendor, $resource, $id ) {
return in_array( $id, $this->get( $vendor, $resource ), true );
}
/**
* @param $vendor
* @param $resource
* @param array $value
*
* @return $this
* @throws \Exception
*/
public function save( $vendor, $resource, $value = [] ) {
$all_favorites = $this->get();
$all_favorites[ $this->get_key( $vendor, $resource ) ] = $value;
$result = update_user_meta( $this->user_id, self::USER_META_KEY, $all_favorites );
if ( false === $result ) {
throw new \Exception( 'Failed to save user favorites.' );
}
$this->cache = $all_favorites;
return $this;
}
/**
* @param $vendor
* @param $resource
* @param $id
*
* @return $this
* @throws \Exception
*/
public function add( $vendor, $resource, $id ) {
$favorites = $this->get( $vendor, $resource );
if ( in_array( $id, $favorites, true ) ) {
return $this;
}
$favorites[] = $id;
$this->save( $vendor, $resource, $favorites );
return $this;
}
/**
* @param $vendor
* @param $resource
* @param $id
*
* @return $this
* @throws \Exception
*/
public function remove( $vendor, $resource, $id ) {
$favorites = $this->get( $vendor, $resource );
if ( ! in_array( $id, $favorites, true ) ) {
return $this;
}
$favorites = array_filter( $favorites, function ( $item ) use ( $id ) {
return $item !== $id;
} );
$this->save( $vendor, $resource, $favorites );
return $this;
}
/**
* @param $vendor
* @param $resource
*
* @return string
*/
private function get_key( $vendor, $resource ) {
return "{$vendor}/{$resource}";
}
}