<?php

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[1] Fix | Delete

namespace Elementor\Modules\Variables\Classes;

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use Elementor\Modules\Variables\Storage\Exceptions\Type_Mismatch;

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use WP_Error;

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use Exception;

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use WP_REST_Server;

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use WP_REST_Request;

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use Elementor\Plugin;

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use WP_REST_Response;

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use Elementor\Modules\Variables\Services\Variables_Service;

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use Elementor\Modules\Variables\Module as Variables_Module;

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use Elementor\Modules\Variables\Storage\Exceptions\VariablesLimitReached;

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use Elementor\Modules\Variables\Storage\Exceptions\RecordNotFound;

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use Elementor\Modules\Variables\Storage\Exceptions\DuplicatedLabel;

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use Elementor\Modules\Variables\Storage\Exceptions\BatchOperationFailed;

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if ( ! defined( 'ABSPATH' ) ) {

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exit; // Exit if accessed directly.

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}

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class Rest_Api {

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const API_NAMESPACE = 'elementor/v1';

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const API_BASE = 'variables';

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const HTTP_OK = 200;

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const HTTP_CREATED = 201;

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const HTTP_BAD_REQUEST = 400;

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const HTTP_NOT_FOUND = 404;

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const HTTP_SERVER_ERROR = 500;

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const MAX_ID_LENGTH = 64;

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const MAX_LABEL_LENGTH = 50;

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const MAX_VALUE_LENGTH = 512;

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private Variables_Service $service;

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public function __construct( Variables_Service $service ) {

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$this->service = $service;

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}

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public function enough_permissions_to_perform_ro_action() {

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return current_user_can( 'edit_posts' );

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}

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public function enough_permissions_to_perform_rw_action() {

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return current_user_can( 'manage_options' );

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}

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public function register_routes() {

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register_rest_route( self::API_NAMESPACE, '/' . self::API_BASE . '/list', [

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'methods' => WP_REST_Server::READABLE,

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'callback' => [ $this, 'get_variables' ],

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'permission_callback' => [ $this, 'enough_permissions_to_perform_ro_action' ],

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] );

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register_rest_route( self::API_NAMESPACE, '/' . self::API_BASE . '/create', [

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'methods' => WP_REST_Server::CREATABLE,

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'callback' => [ $this, 'create_variable' ],

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'permission_callback' => [ $this, 'enough_permissions_to_perform_rw_action' ],

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'args' => [

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'type' => [

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'required' => true,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_type' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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'label' => [

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'required' => true,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_label' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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'value' => [

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'required' => true,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_value' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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],

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] );

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register_rest_route( self::API_NAMESPACE, '/' . self::API_BASE . '/update', [

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'methods' => WP_REST_Server::EDITABLE,

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'callback' => [ $this, 'update_variable' ],

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'permission_callback' => [ $this, 'enough_permissions_to_perform_rw_action' ],

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'args' => [

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'id' => [

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'required' => true,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_id' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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'label' => [

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'required' => true,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_label' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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'value' => [

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'required' => true,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_value' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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'order' => [

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'required' => false,

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'type' => 'integer',

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'validate_callback' => [ $this, 'is_valid_order' ],

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],

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'type' => [

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'required' => false,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_type' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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],

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] );

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register_rest_route( self::API_NAMESPACE, '/' . self::API_BASE . '/delete', [

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'methods' => WP_REST_Server::EDITABLE,

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'callback' => [ $this, 'delete_variable' ],

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'permission_callback' => [ $this, 'enough_permissions_to_perform_rw_action' ],

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'args' => [

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'id' => [

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'required' => true,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_id' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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],

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] );

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register_rest_route( self::API_NAMESPACE, '/' . self::API_BASE . '/restore', [

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'methods' => WP_REST_Server::EDITABLE,

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'callback' => [ $this, 'restore_variable' ],

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'permission_callback' => [ $this, 'enough_permissions_to_perform_rw_action' ],

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'args' => [

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'id' => [

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'required' => true,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_id' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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'label' => [

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'required' => false,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_label' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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'value' => [

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'required' => false,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_value' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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'type' => [

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'required' => false,

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'type' => 'string',

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'validate_callback' => [ $this, 'is_valid_variable_type' ],

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'sanitize_callback' => [ $this, 'trim_and_sanitize_text_field' ],

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],

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],

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] );

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register_rest_route( self::API_NAMESPACE, '/' . self::API_BASE . '/batch', [

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'methods' => WP_REST_Server::CREATABLE,

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'callback' => [ $this, 'process_batch' ],

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'permission_callback' => [ $this, 'enough_permissions_to_perform_rw_action' ],

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'args' => [

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'watermark' => [

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'required' => true,

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'type' => 'integer',

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'validate_callback' => [ $this, 'is_valid_watermark' ],

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],

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'operations' => [

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'required' => true,

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'type' => 'array',

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'validate_callback' => [ $this, 'is_valid_operations_array' ],

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],

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],

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] );

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}

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public function trim_and_sanitize_text_field( $value ) {

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return trim( sanitize_text_field( $value ) );

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}

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public function is_valid_variable_id( $id ) {

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$id = trim( $id );

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if ( empty( $id ) ) {

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return new WP_Error(

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'invalid_variable_id_empty',

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__( 'ID cannot be empty', 'elementor' )

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);

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}

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if ( self::MAX_ID_LENGTH < strlen( $id ) ) {

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return new WP_Error( 'invalid_variable_id_length', sprintf(

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/* translators: %d: Maximum ID length. */

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__( 'ID cannot exceed %d characters', 'elementor' ),

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self::MAX_ID_LENGTH

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) );

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}

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return true;

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}

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public function is_valid_variable_type( $type ) {

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$allowed_types = array_keys( Variables_Module::instance()->get_variable_types_registry()->all() );

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return in_array( $type, $allowed_types, true );

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}

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public function is_valid_variable_label( $label ) {

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$label = trim( $label );

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if ( empty( $label ) ) {

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return new WP_Error(

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'invalid_variable_label_empty',

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__( 'Label cannot be empty', 'elementor' )

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);

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}

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if ( self::MAX_LABEL_LENGTH < strlen( $label ) ) {

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return new WP_Error( 'invalid_variable_label_length', sprintf(

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/* translators: %d: Maximum label length. */

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__( 'Label cannot exceed %d characters', 'elementor' ),

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self::MAX_LABEL_LENGTH

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) );

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}

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return true;

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}

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public function is_valid_order( $order ) {

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if ( ! is_numeric( $order ) || $order < 0 ) {

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return new WP_Error(

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'invalid_order',

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__( 'Order must be a non-negative integer', 'elementor' )

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);

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}

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return true;

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}

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public function is_valid_variable_value( $value ) {

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$value = trim( $value );

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if ( empty( $value ) ) {

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return new WP_Error(

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'invalid_variable_value_empty',

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__( 'Value cannot be empty', 'elementor' )

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);

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}

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if ( self::MAX_VALUE_LENGTH < strlen( $value ) ) {

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return new WP_Error( 'invalid_variable_value_length', sprintf(

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/* translators: %d: Maximum value length. */

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__( 'Value cannot exceed %d characters', 'elementor' ),

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self::MAX_VALUE_LENGTH

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) );

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}

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return true;

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}

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public function create_variable( WP_REST_Request $request ) {

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try {

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return $this->create_new_variable( $request );

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} catch ( Exception $e ) {

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return $this->error_response( $e );

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}

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}

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protected function clear_cache() {

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Plugin::$instance->files_manager->clear_cache();

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}

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private function create_new_variable( WP_REST_Request $request ) {

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$type = $request->get_param( 'type' );

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$label = $request->get_param( 'label' );

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$value = $request->get_param( 'value' );

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[284] Fix | Delete

$result = $this->service->create( [

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'type' => $type,

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'label' => $label,

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'value' => $value,

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] );

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$this->clear_cache();

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return $this->success_response( [

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'variable' => $result['variable'],

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'watermark' => $result['watermark'],

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], self::HTTP_CREATED );

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}

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[298] Fix | Delete

public function update_variable( WP_REST_Request $request ) {

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try {

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return $this->update_existing_variable( $request );

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} catch ( Exception $e ) {

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return $this->error_response( $e );

[303] Fix | Delete

}

[304] Fix | Delete

}

[305] Fix | Delete

[306] Fix | Delete

private function update_existing_variable( WP_REST_Request $request ) {

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$id = $request->get_param( 'id' );

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$label = $request->get_param( 'label' );

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$value = $request->get_param( 'value' );

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$order = $request->get_param( 'order' );

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$type = $request->get_param( 'type' );

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[313] Fix | Delete

$update_data = [

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'label' => $label,

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'value' => $value,

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];

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[318] Fix | Delete

if ( $type ) {

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$update_data['type'] = $type;

[320] Fix | Delete

}

[321] Fix | Delete

[322] Fix | Delete

if ( null !== $order ) {

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$update_data['order'] = $order;

[324] Fix | Delete

}

[325] Fix | Delete

[326] Fix | Delete

$result = $this->service->update( $id, $update_data );

[327] Fix | Delete

[328] Fix | Delete

$this->clear_cache();

[329] Fix | Delete

[330] Fix | Delete

return $this->success_response( [

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'variable' => $result['variable'],

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'watermark' => $result['watermark'],

[333] Fix | Delete

] );

[334] Fix | Delete

}

[335] Fix | Delete

[336] Fix | Delete

public function delete_variable( WP_REST_Request $request ) {

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try {

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return $this->delete_existing_variable( $request );

[339] Fix | Delete

} catch ( Exception $e ) {

[340] Fix | Delete

return $this->error_response( $e );

[341] Fix | Delete

}

[342] Fix | Delete

}

[343] Fix | Delete

[344] Fix | Delete

private function delete_existing_variable( WP_REST_Request $request ) {

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$id = $request->get_param( 'id' );

[346] Fix | Delete

[347] Fix | Delete

$result = $this->service->delete( $id );

[348] Fix | Delete

[349] Fix | Delete

$this->clear_cache();

[350] Fix | Delete

[351] Fix | Delete

return $this->success_response( [

[352] Fix | Delete

'variable' => $result['variable'],

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'watermark' => $result['watermark'],

[354] Fix | Delete

] );

[355] Fix | Delete

}

[356] Fix | Delete

[357] Fix | Delete

public function restore_variable( WP_REST_Request $request ) {

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try {

[359] Fix | Delete

return $this->restore_existing_variable( $request );

[360] Fix | Delete

} catch ( Exception $e ) {

[361] Fix | Delete

return $this->error_response( $e );

[362] Fix | Delete

}

[363] Fix | Delete

}

[364] Fix | Delete

[365] Fix | Delete

private function restore_existing_variable( WP_REST_Request $request ) {

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$id = $request->get_param( 'id' );

[367] Fix | Delete

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$overrides = [];

[369] Fix | Delete

[370] Fix | Delete

$label = $request->get_param( 'label' );

[371] Fix | Delete

[372] Fix | Delete

if ( $label ) {

[373] Fix | Delete

$overrides['label'] = $label;

[374] Fix | Delete

}

[375] Fix | Delete

[376] Fix | Delete

$value = $request->get_param( 'value' );

[377] Fix | Delete

[378] Fix | Delete

if ( $value ) {

[379] Fix | Delete

$overrides['value'] = $value;

[380] Fix | Delete

}

[381] Fix | Delete

[382] Fix | Delete

$type = $request->get_param( 'type' );

[383] Fix | Delete

[384] Fix | Delete

if ( $type ) {

[385] Fix | Delete

$overrides['type'] = $type;

[386] Fix | Delete

}

[387] Fix | Delete

[388] Fix | Delete

$result = $this->service->restore( $id, $overrides );

[389] Fix | Delete

[390] Fix | Delete

$this->clear_cache();

[391] Fix | Delete

[392] Fix | Delete

return $this->success_response( [

[393] Fix | Delete

'variable' => $result['variable'],

[394] Fix | Delete

'watermark' => $result['watermark'],

[395] Fix | Delete

] );

[396] Fix | Delete

}

[397] Fix | Delete

[398] Fix | Delete

public function get_variables() {

[399] Fix | Delete

try {

[400] Fix | Delete

return $this->list_of_variables();

[401] Fix | Delete

} catch ( Exception $e ) {

[402] Fix | Delete

return $this->error_response( $e );

[403] Fix | Delete

}

[404] Fix | Delete

}

[405] Fix | Delete

[406] Fix | Delete

private function list_of_variables() {

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$db_record = $this->service->load();

[408] Fix | Delete

[409] Fix | Delete

return $this->success_response( [

[410] Fix | Delete

'variables' => $db_record['data'] ?? [],

[411] Fix | Delete

'total' => count( $db_record['data'] ),

[412] Fix | Delete

'watermark' => $db_record['watermark'],

[413] Fix | Delete

] );

[414] Fix | Delete

}

[415] Fix | Delete

[416] Fix | Delete

private function success_response( $payload, $status_code = null ) {

[417] Fix | Delete

return new WP_REST_Response( [

[418] Fix | Delete

'success' => true,

[419] Fix | Delete

'data' => $payload,

[420] Fix | Delete

], $status_code ?? self::HTTP_OK );

[421] Fix | Delete

}

[422] Fix | Delete

[423] Fix | Delete

private function error_response( Exception $e ) {

[424] Fix | Delete

if ( $e instanceof VariablesLimitReached ) {

[425] Fix | Delete

return $this->prepare_error_response(

[426] Fix | Delete

self::HTTP_BAD_REQUEST,

[427] Fix | Delete

'invalid_variable_limit_reached',

[428] Fix | Delete

__( 'Reached the maximum number of variables', 'elementor' )

[429] Fix | Delete

);

[430] Fix | Delete

}

[431] Fix | Delete

[432] Fix | Delete

if ( $e instanceof DuplicatedLabel ) {

[433] Fix | Delete

return $this->prepare_error_response(

[434] Fix | Delete

self::HTTP_BAD_REQUEST,

[435] Fix | Delete

'duplicated_label',

[436] Fix | Delete

__( 'Variable label already exists', 'elementor' )

[437] Fix | Delete

);

[438] Fix | Delete

}

[439] Fix | Delete

[440] Fix | Delete

if ( $e instanceof RecordNotFound ) {

[441] Fix | Delete

return $this->prepare_error_response(

[442] Fix | Delete

self::HTTP_NOT_FOUND,

[443] Fix | Delete

'variable_not_found',

[444] Fix | Delete

__( 'Variable not found', 'elementor' )

[445] Fix | Delete

);

[446] Fix | Delete

}

[447] Fix | Delete

[448] Fix | Delete

if ( $e instanceof Type_Mismatch ) {

[449] Fix | Delete

return $this->prepare_error_response(

[450] Fix | Delete

self::HTTP_BAD_REQUEST,

[451] Fix | Delete

'type_mismatch',

[452] Fix | Delete

$e->getMessage()

[453] Fix | Delete

);

[454] Fix | Delete

}

[455] Fix | Delete

[456] Fix | Delete

return $this->prepare_error_response(

[457] Fix | Delete

self::HTTP_SERVER_ERROR,

[458] Fix | Delete

'unexpected_server_error',

[459] Fix | Delete

__( 'Unexpected server error', 'elementor' )

[460] Fix | Delete

);

[461] Fix | Delete

}

[462] Fix | Delete

[463] Fix | Delete

private function prepare_error_response( $status_code, $error, $message ) {

[464] Fix | Delete

return new WP_REST_Response( [

[465] Fix | Delete

'code' => $error,

[466] Fix | Delete

'message' => $message,

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'data' => [

[468] Fix | Delete

'status' => $status_code,

[469] Fix | Delete

],

[470] Fix | Delete

], $status_code );

[471] Fix | Delete

}

[472] Fix | Delete

[473] Fix | Delete

public function is_valid_watermark( $watermark ) {

[474] Fix | Delete

if ( ! is_numeric( $watermark ) || $watermark < 0 ) {

[475] Fix | Delete

return new WP_Error(

[476] Fix | Delete

'invalid_watermark',

[477] Fix | Delete

__( 'Watermark must be a non-negative integer', 'elementor' )

[478] Fix | Delete

);

[479] Fix | Delete

}

[480] Fix | Delete

[481] Fix | Delete

return true;

[482] Fix | Delete

}

[483] Fix | Delete

[484] Fix | Delete

public function is_valid_operations_array( $operations ) {

[485] Fix | Delete

if ( ! is_array( $operations ) || empty( $operations ) ) {

[486] Fix | Delete

return new WP_Error(

[487] Fix | Delete

'invalid_operations_empty',

[488] Fix | Delete

__( 'Operations array cannot be empty', 'elementor' )

[489] Fix | Delete

);

[490] Fix | Delete

}

[491] Fix | Delete

[492] Fix | Delete

foreach ( $operations as $index => $operation ) {

[493] Fix | Delete

if ( ! is_array( $operation ) || ! isset( $operation['type'] ) ) {

[494] Fix | Delete

$sanitized_index = absint( $index );

[495] Fix | Delete

return new WP_Error(

[496] Fix | Delete

'invalid_operation_structure',

[497] Fix | Delete

sprintf(

[498] Fix | Delete

/* translators: %d: operation index */

[499] Fix | Delete