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<?php
/**
* Init
*
* @since 4.0.4
* @package ZIP AI library
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ! class_exists( 'Astra_Sites_Zip_AI' ) ) :
/**
* Admin
*/
class Astra_Sites_Zip_AI {
/**
* Instance
*
* @since 4.0.4
* @access private
* @var object Class object.
*/
private static $instance = null;
/**
* Initiator
*
* @since 4.0.4
* @return mixed
*/
public static function get_instance() {
if ( null === self::$instance ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Constructor.
*
* @since 4.0.4
*/
private function __construct() {
$this->version_check();
add_action( 'plugins_loaded', array( $this, 'load' ), 15 );
}
/**
* Checks for latest version of zip-ai library available in environment.
*
* @since 4.0.4
*
* @return void
*/
public function version_check() {
$file = realpath( dirname( __FILE__ ) . '/zip-ai/version.json' );
// Is file exist?
if ( is_string( $file ) &&is_file( $file ) ) {
// @codingStandardsIgnoreStart
$file_data = json_decode( (string)file_get_contents( $file ), true );
// @codingStandardsIgnoreEnd
global $zip_ai_version, $zip_ai_path;
$path = realpath( dirname( __FILE__ ) . '/zip-ai/zip-ai.php' );
$version = isset( $file_data['zip-ai'] ) ? $file_data['zip-ai'] : 0;
if ( null === $zip_ai_version ) {
$zip_ai_version = '1.0.0';
}
// Compare versions.
if ( version_compare( $version, $zip_ai_version, '>' ) ) {
$zip_ai_version = $version;
$zip_ai_path = $path;
}
}
}
/**
* Load latest zip-ai library
*
* @since 4.0.4
*
* @return void
*/
public function load() {
global $zip_ai_path;
if ( ! is_null( $zip_ai_path ) && is_file( (string)realpath( $zip_ai_path ) ) ) {
include_once realpath( $zip_ai_path );
}
}
}
/**
* Kicking this off by calling 'get_instance()' method
*/
Astra_Sites_Zip_AI::get_instance();
endif;