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<?php
/**
* Envato API class.
*
* @package Avada_Theme_Updater
*/
if ( ! class_exists( 'Avada_Theme_Updater' ) ) :
/**
* Creates the Envato API connection.
*
* @class Avada_Theme_Updater
* @version 5.0.0
* @since 5.0.0
*/
class Avada_Theme_Updater {
/**
* The single class instance.
*
* @since 5.0.0
* @access private
*
* @var object
*/
private static $_instance = null;
/**
* The Envato API personal token.
*
* @static
* @since 5.0.0
* @var string
*/
public static $token;
/**
* Constructor
*
* @since 5.0.0
* @access public
*/
public function __construct() {
// Get the token.
$option = get_option( 'avada_registration', array( 'token' => '' ) );
self::$token = $option['token'];
// Inject theme updates into the response array.
add_filter( 'pre_set_site_transient_update_themes', array( $this, 'update_themes' ) );
add_filter( 'pre_set_transient_update_themes', array( $this, 'update_themes' ) );
add_filter( 'http_request_args', array( $this, 'update_check' ), 5, 2 );
// Deferred Download.
add_action( 'upgrader_package_options', array( $this, 'maybe_deferred_download' ), 99 );
}
/**
* Deferred item download URL.
*
* @since 5.0.0
*
* @param int $id The item ID.
* @return string.
*/
public function deferred_download( $id ) {
if ( empty( $id ) ) {
return '';
}
$args = array(
'deferred_download' => true,
'item_id' => $id,
);
return add_query_arg( $args, esc_url( admin_url( 'admin.php?page=avada' ) ) );
}
/**
* Get the item download.
*
* @since 5.0.0
*
* @param int $id The item ID.
* @param array $args The arguments passed to `wp_remote_get`.
* @return bool|array The HTTP response.
*/
public function download( $id, $args = array() ) {
if ( empty( $id ) ) {
return false;
}
$url = 'https://api.envato.com/v2/market/buyer/download?item_id=' . $id . '&shorten_url=true';
$response = Avada()->registration->envato_api()->request( $url, $args );
// @todo Find out which errors could be returned & handle them in the UI.
if ( is_wp_error( $response ) || empty( $response ) || ! empty( $response['error'] ) ) {
return false;
}
if ( ! empty( $response['wordpress_theme'] ) ) {
return $response['wordpress_theme'];
}
if ( ! empty( $response['wordpress_plugin'] ) ) {
return $response['wordpress_plugin'];
}
return false;
}
/**
* Inject update data for premium themes.
*
* @since 5.0.0
*
* @param object $transient The pre-saved value of the `update_themes` site transient.
* @return object
*/
public function update_themes( $transient ) {
// Process Avada updates.
if ( isset( $transient->checked ) ) {
// Get the installed version of Avada.
$current_avada_version = Avada::get_normalized_theme_version();
// Get the themes from the Envato API.
$themes = Avada_Product_Registration::envato_api()->themes();
// Get latest Avada version.
$latest_avada = array(
'id' => '',
'name' => '',
'url' => '',
'version' => '',
);
foreach ( $themes as $theme ) {
if ( isset( $theme['name'] ) && 'avada' === strtolower( $theme['name'] ) ) {
$latest_avada = $theme;
break;
}
}
if ( version_compare( $current_avada_version, $latest_avada['version'], '<' ) ) {
$transient->response[ $latest_avada['name'] ] = array(
'theme' => $latest_avada['name'],
'new_version' => $latest_avada['version'],
'url' => $latest_avada['url'],
'package' => $this->deferred_download( $latest_avada['id'] ),
);
}
}
return $transient;
}
/**
* Disables requests to the wp.org repository for Avada.
*
* @since 5.0.0
*
* @param array $request An array of HTTP request arguments.
* @param string $url The request URL.
* @return array
*/
public function update_check( $request, $url ) {
// Theme update request.
if ( false !== strpos( $url, '//api.wordpress.org/themes/update-check/1.1/' ) ) {
// Decode JSON so we can manipulate the array.
$data = json_decode( $request['body']['themes'] );
// Remove Avada.
unset( $data->themes->Avada );
// Encode back into JSON and update the response.
$request['body']['themes'] = wp_json_encode( $data );
}
return $request;
}
/**
* Defers building the API download url until the last responsible moment to limit file requests.
*
* Filter the package options before running an update.
*
* @since 5.0.0
*
* @param array $options {
* Options used by the upgrader.
*
* @type string $package Package for update.
* @type string $destination Update location.
* @type bool $clear_destination Clear the destination resource.
* @type bool $clear_working Clear the working resource.
* @type bool $abort_if_destination_exists Abort if the Destination directory exists.
* @type bool $is_multi Whether the upgrader is running multiple times.
* @type array $hook_extra Extra hook arguments.
* }
*/
public function maybe_deferred_download( $options ) {
$package = $options['package'];
if ( false !== strrpos( $package, 'deferred_download' ) && false !== strrpos( $package, 'item_id' ) ) {
parse_str( parse_url( $package, PHP_URL_QUERY ), $vars );
if ( $vars['item_id'] ) {
$args = $this->set_bearer_args();
$options['package'] = $this->download( $vars['item_id'], $args );
}
}
return $options;
}
/**
* Returns the bearer arguments for a request with a single use API Token.
*
* @since 5.0.0
* @return array
*/
public function set_bearer_args() {
$args = array();
if ( ! empty( self::$token ) ) {
$args = array(
'headers' => array(
'Authorization' => 'Bearer ' . self::$token,
'User-Agent' => 'WordPress - Avada ' . Avada::get_normalized_theme_version(),
),
'timeout' => 20,
);
}
return $args;
}
}
endif;