/var/www/html/wp-content/plugins/elementor/core/admin/canary-deployment.php


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<?php
namespace Elementor\Core\Admin;

use 
Elementor\Api;
use 
Elementor\Core\Base\Module;

if ( ! 
defined'ABSPATH' ) ) {
    exit; 
// Exit if accessed directly.
}

// TODO: Move this class to pro version for better architecture.
class Canary_Deployment extends Module {

    const 
CURRENT_VERSION ELEMENTOR_VERSION;
    const 
PLUGIN_BASE ELEMENTOR_PLUGIN_BASE;

    private 
$canary_deployment_info null;

    
/**
     * Get module name.
     *
     * Retrieve the module name.
     *
     * @since  2.6.0
     * @access public
     *
     * @return string Module name.
     */
    
public function get_name() {
        return 
'canary-deployment';
    }

    
/**
     * Check version.
     *
     * @since 2.6.0
     * @access public
     *
     * @param object $transient Plugin updates data.
     *
     * @return object Plugin updates data.
     */
    
public function check_version$transient ) {
        
// First transient before the real check.
        
if ( ! isset( $transient->response ) ) {
            return 
$transient;
        }

        
// Placeholder
        
$stable_version '0.0.0';

        if ( ! empty( 
$transient->response[ static::PLUGIN_BASE ]->new_version ) ) {
            
$stable_version $transient->response[ static::PLUGIN_BASE ]->new_version;
        }

        if ( 
null === $this->canary_deployment_info ) {
            
$this->canary_deployment_info $this->get_canary_deployment_info();
        }

        
// Can be false - if canary version is not available.
        
if ( empty( $this->canary_deployment_info ) ) {
            return 
$transient;
        }

        if ( ! 
version_compare$this->canary_deployment_info['new_version'], $stable_version'>' ) ) {
            return 
$transient;
        }

        
$canary_deployment_info $this->canary_deployment_info;

        
// Most of plugin info comes from the $transient but on first check - the response is empty.
        
if ( ! empty( $transient->response[ static::PLUGIN_BASE ] ) ) {
            
$canary_deployment_info array_merge( (array) $transient->response[ static::PLUGIN_BASE ], $canary_deployment_info );
        }

        
$transient->response[ static::PLUGIN_BASE ] = (object) $canary_deployment_info;

        return 
$transient;
    }

    protected function 
get_canary_deployment_remote_info$force ) {
        return 
Api::get_canary_deployment_info$force );
    }

    private function 
get_canary_deployment_info() {
        global 
$pagenow;

        
$force 'update-core.php' === $pagenow && isset( $_GET['force-check'] );

        
$canary_deployment $this->get_canary_deployment_remote_info$force );

        if ( empty( 
$canary_deployment['plugin_info']['new_version'] ) ) {
            return 
false;
        }

        
$canary_version $canary_deployment['plugin_info']['new_version'];

        if ( 
version_compare$canary_version, static::CURRENT_VERSION'<=' ) ) {
            return 
false;
        }

        if ( ! empty( 
$canary_deployment['conditions'] ) && ! $this->check_conditions$canary_deployment['conditions'] ) ) {
            return 
false;
        }

        return 
$canary_deployment['plugin_info'];
    }

    private function 
check_conditions$groups ) {
        foreach ( 
$groups as $group ) {
            if ( 
$this->check_group$group ) ) {
                return 
true;
            }
        }

        return 
false;
    }

    private function 
check_group$group ) {
        
$is_or_relation = ! empty( $group['relation'] ) && 'OR' === $group['relation'];
        unset( 
$group['relation'] );
        
$result false;

        foreach ( 
$group as $condition ) {
            
// Reset results for each condition.
            
$result false;
            switch ( 
$condition['type'] ) {
                case 
'wordpress'// phpcs:ignore WordPress.WP.CapitalPDangit.Misspelled
                    // include an unmodified $wp_version
                    
include ABSPATH WPINC '/version.php';
                    
$result version_compare$wp_version$condition['version'], $condition['operator'] );
                    break;
                case 
'multisite':
                    
$result is_multisite() === $condition['multisite'];
                    break;
                case 
'language':
                    
$in_array in_arrayget_locale(), $condition['languages'], true );
                    
$result 'in' === $condition['operator'] ? $in_array : ! $in_array;
                    break;
                case 
'plugin':
                    if ( ! empty( 
$condition['plugin_file'] ) ) {
                        
$plugin_file $condition['plugin_file']; // For PHP Unit tests.
                    
} else {
                        
$plugin_file WP_PLUGIN_DIR '/' $condition['plugin']; // Default.
                    
}

                    
$version '';

                    if ( 
is_plugin_active$condition['plugin'] ) && file_exists$plugin_file ) ) {
                        
$plugin_data get_plugin_data$plugin_file );
                        if ( isset( 
$plugin_data['Version'] ) ) {
                            
$version $plugin_data['Version'];
                        }
                    }

                    
$result version_compare$version$condition['version'], $condition['operator'] );
                    break;
                case 
'theme':
                    
$theme wp_get_theme();
                    if ( 
wp_get_theme()->parent() ) {
                        
$theme wp_get_theme()->parent();
                    }

                    if ( 
$theme->get_template() === $condition['theme'] ) {
                        
$version $theme->version;
                    } else {
                        
$version '';
                    }

                    
$result version_compare$version$condition['version'], $condition['operator'] );
                    break;

            }

            if ( ( 
$is_or_relation && $result ) || ( ! $is_or_relation && ! $result ) ) {
                return 
$result;
            }
        }

        return 
$result;
    }

    
/**
     * @since 2.6.0
     * @access public
     */
    
public function __construct() {
        
add_filter'pre_set_site_transient_update_plugins', [ $this'check_version' ] );
    }
}