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<?php // phpcs:ignoreFile

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// Exit if accessed directly

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if ( ! defined( 'ABSPATH' ) ) {

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exit;

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}

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/**

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* Allows plugins to use their own update API.

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* @author Easy Digital Downloads

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* @version 1.9.1

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class ADVADS_SL_Plugin_Updater {

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private $api_url = '';

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private $api_data = array();

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private $plugin_file = '';

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private $name = '';

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private $slug = '';

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private $version = '';

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private $wp_override = false;

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private $beta = false;

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private $failed_request_cache_key;

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/**

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* Class constructor.

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* @uses plugin_basename()

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* @uses hook()

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* @param string $_api_url The URL pointing to the custom API endpoint.

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* @param string $_plugin_file Path to the plugin file.

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* @param array $_api_data Optional data to send with API calls.

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public function __construct( $_api_url, $_plugin_file, $_api_data = null ) {

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global $edd_plugin_data;

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$this->api_url = trailingslashit( $_api_url );

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$this->api_data = $_api_data;

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$this->plugin_file = $_plugin_file;

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$this->name = plugin_basename( $_plugin_file );

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$this->slug = basename( $_plugin_file, '.php' );

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$this->version = $_api_data['version'];

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$this->wp_override = isset( $_api_data['wp_override'] ) ? (bool) $_api_data['wp_override'] : false;

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$this->beta = ! empty( $this->api_data['beta'] ) ? true : false;

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$this->failed_request_cache_key = 'edd_sl_failed_http_' . md5( $this->api_url );

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$edd_plugin_data[ $this->slug ] = $this->api_data;

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/**

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* Fires after the $edd_plugin_data is setup.

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* @since x.x.x

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* @param array $edd_plugin_data Array of EDD SL plugin data.

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do_action( 'post_edd_sl_plugin_updater_setup', $edd_plugin_data );

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// Set up hooks.

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$this->init();

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}

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/**

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* Set up WordPress filters to hook into WP's update process.

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* @uses add_filter()

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* @return void

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public function init() {

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add_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ) );

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add_filter( 'plugins_api', array( $this, 'plugins_api_filter' ), 10, 3 );

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add_action( 'after_plugin_row', array( $this, 'show_update_notification' ), 10, 2 );

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add_action( 'admin_init', array( $this, 'show_changelog' ) );

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}

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/**

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* Check for Updates at the defined API endpoint and modify the update array.

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* This function dives into the update API just when WordPress creates its update array,

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* then adds a custom API call and injects the custom plugin data retrieved from the API.

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* It is reassembled from parts of the native WordPress plugin update code.

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* See wp-includes/update.php line 121 for the original wp_update_plugins() function.

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* @uses api_request()

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* @param array $_transient_data Update array build by WordPress.

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* @return array Modified update array with custom plugin data.

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public function check_update( $_transient_data ) {

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global $pagenow;

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if ( ! is_object( $_transient_data ) ) {

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$_transient_data = new stdClass();

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}

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if ( ! empty( $_transient_data->response ) && ! empty( $_transient_data->response[ $this->name ] ) && false === $this->wp_override ) {

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return $_transient_data;

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}

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$current = $this->get_repo_api_data();

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if ( false !== $current && is_object( $current ) && isset( $current->new_version ) ) {

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if ( version_compare( $this->version, $current->new_version, '<' ) ) {

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$_transient_data->response[ $this->name ] = $current;

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} else {

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// Populating the no_update information is required to support auto-updates in WordPress 5.5.

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$_transient_data->no_update[ $this->name ] = $current;

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}

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}

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$_transient_data->last_checked = time();

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$_transient_data->checked[ $this->name ] = $this->version;

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return $_transient_data;

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}

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/**

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* Get repo API data from store.

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* Save to cache.

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* @return \stdClass

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public function get_repo_api_data() {

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$version_info = $this->get_cached_version_info();

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if ( false === $version_info ) {

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$version_info = $this->api_request(

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'plugin_latest_version',

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array(

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'slug' => $this->slug,

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'beta' => $this->beta,

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)

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);

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if ( ! $version_info ) {

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return false;

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}

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// This is required for your plugin to support auto-updates in WordPress 5.5.

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$version_info->plugin = $this->name;

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$version_info->id = $this->name;

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$this->set_version_info_cache( $version_info );

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}

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return $version_info;

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}

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/**

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* Show the update notification on multisite subsites.

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* @param string $file

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* @param array $plugin

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public function show_update_notification( $file, $plugin ) {

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// Return early if in the network admin, or if this is not a multisite install.

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if ( is_network_admin() || ! is_multisite() ) {

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return;

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}

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// Allow single site admins to see that an update is available.

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if ( ! current_user_can( 'activate_plugins' ) ) {

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return;

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}

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if ( $this->name !== $file ) {

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return;

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}

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// Do not print any message if update does not exist.

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$update_cache = get_site_transient( 'update_plugins' );

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if ( ! isset( $update_cache->response[ $this->name ] ) ) {

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if ( ! is_object( $update_cache ) ) {

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$update_cache = new stdClass();

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}

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$update_cache->response[ $this->name ] = $this->get_repo_api_data();

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}

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// Return early if this plugin isn't in the transient->response or if the site is running the current or newer version of the plugin.

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if ( empty( $update_cache->response[ $this->name ] ) || version_compare( $this->version, $update_cache->response[ $this->name ]->new_version, '>=' ) ) {

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return;

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}

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printf(

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'<tr class="plugin-update-tr %3$s" id="%1$s-update" data-slug="%1$s" data-plugin="%2$s">',

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$this->slug,

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$file,

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in_array( $this->name, $this->get_active_plugins(), true ) ? 'active' : 'inactive'

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);

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echo '<td colspan="3" class="plugin-update colspanchange">';

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echo '<div class="update-message notice inline notice-warning notice-alt"><p>';

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$changelog_link = '';

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if ( ! empty( $update_cache->response[ $this->name ]->sections->changelog ) ) {

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$changelog_link = add_query_arg(

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array(

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'edd_sl_action' => 'view_plugin_changelog',

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'plugin' => urlencode( $this->name ),

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'slug' => urlencode( $this->slug ),

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'TB_iframe' => 'true',

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'width' => 77,

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'height' => 911,

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self_admin_url( 'index.php' )

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);

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}

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$update_link = add_query_arg(

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array(

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'action' => 'upgrade-plugin',

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'plugin' => urlencode( $this->name ),

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self_admin_url( 'update.php' )

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);

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printf(

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/* translators: the plugin name. */

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esc_html__( 'There is a new version of %1$s available.', 'advanced-ads' ),

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esc_html( $plugin['Name'] )

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);

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if ( ! current_user_can( 'update_plugins' ) ) {

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echo ' ';

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esc_html_e( 'Contact your network administrator to install the update.', 'advanced-ads' );

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} elseif ( empty( $update_cache->response[ $this->name ]->package ) && ! empty( $changelog_link ) ) {

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echo ' ';

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printf(

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/* translators: 1. opening anchor tag, do not translate 2. the new plugin version 3. closing anchor tag, do not translate. */

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__( '%1$sView version %2$s details%3$s.', 'advanced-ads' ),

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'<a target="_blank" class="thickbox open-plugin-details-modal" href="' . esc_url( $changelog_link ) . '">',

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esc_html( $update_cache->response[ $this->name ]->new_version ),

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'</a>'

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);

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} elseif ( ! empty( $changelog_link ) ) {

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echo ' ';

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printf(

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/* translators: 1: link tag 2: Version 3: link tag close 4: link tag 5: link tag close */

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__( '%1$s View version %2$s details%3$s or %4$supdate now%5$s.', 'advanced-ads' ),

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'<a target="_blank" class="thickbox open-plugin-details-modal" href="' . esc_url( $changelog_link ) . '">',

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esc_html( $update_cache->response[ $this->name ]->new_version ),

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'</a>',

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'<a target="_blank" class="update-link" href="' . esc_url( wp_nonce_url( $update_link, 'upgrade-plugin_' . $file ) ) . '">',

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'</a>'

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);

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} else {

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printf(

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' %1$s%2$s%3$s',

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'<a target="_blank" class="update-link" href="' . esc_url( wp_nonce_url( $update_link, 'upgrade-plugin_' . $file ) ) . '">',

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esc_html__( 'Update now.', 'advanced-ads' ),

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'</a>'

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);

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}

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do_action( "in_plugin_update_message-{$file}", $plugin, $plugin );

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echo '</p></div></td></tr>';

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}

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/**

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* Gets the plugins active in a multisite network.

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* @return array

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private function get_active_plugins() {

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$active_plugins = (array) get_option( 'active_plugins' );

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$active_network_plugins = (array) get_site_option( 'active_sitewide_plugins' );

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return array_merge( $active_plugins, array_keys( $active_network_plugins ) );

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}

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/**

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* Updates information on the "View version x.x details" page with custom data.

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* @uses api_request()

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* @param mixed $_data

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* @param string $_action

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* @param object $_args

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* @return object $_data

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public function plugins_api_filter( $_data, $_action = '', $_args = null ) {

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if ( 'plugin_information' !== $_action ) {

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return $_data;

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}

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if ( ! isset( $_args->slug ) || ( $_args->slug !== $this->slug ) ) {

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return $_data;

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}

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$to_send = array(

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'slug' => $this->slug,

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'is_ssl' => is_ssl(),

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'fields' => array(

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'banners' => array(),

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'reviews' => false,

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'icons' => array(),

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);

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// Get the transient where we store the api request for this plugin for 24 hours

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$edd_api_request_transient = $this->get_cached_version_info();

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//If we have no transient-saved value, run the API, set a fresh transient with the API value, and return that value too right now.

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if ( empty( $edd_api_request_transient ) ) {

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$api_response = $this->api_request( 'plugin_information', $to_send );

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// Expires in 3 hours

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$this->set_version_info_cache( $api_response );

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if ( false !== $api_response ) {

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$_data = $api_response;

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}

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} else {

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$_data = $edd_api_request_transient;

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}

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// Convert sections into an associative array, since we're getting an object, but Core expects an array.

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if ( isset( $_data->sections ) && ! is_array( $_data->sections ) ) {

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$_data->sections = $this->convert_object_to_array( $_data->sections );

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}

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// Convert banners into an associative array, since we're getting an object, but Core expects an array.

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if ( isset( $_data->banners ) && ! is_array( $_data->banners ) ) {

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$_data->banners = $this->convert_object_to_array( $_data->banners );

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}

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// Convert icons into an associative array, since we're getting an object, but Core expects an array.

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if ( isset( $_data->icons ) && ! is_array( $_data->icons ) ) {

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$_data->icons = $this->convert_object_to_array( $_data->icons );

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}

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// Convert contributors into an associative array, since we're getting an object, but Core expects an array.

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if ( isset( $_data->contributors ) && ! is_array( $_data->contributors ) ) {

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$_data->contributors = $this->convert_object_to_array( $_data->contributors );

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}

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if ( ! isset( $_data->plugin ) ) {

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$_data->plugin = $this->name;

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}

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return $_data;

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}

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/**

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* Convert some objects to arrays when injecting data into the update API

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* Some data like sections, banners, and icons are expected to be an associative array, however due to the JSON

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* decoding, they are objects. This method allows us to pass in the object and return an associative array.

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* @since 3.6.5

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* @param stdClass $data

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* @return array

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private function convert_object_to_array( $data ) {

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if ( ! is_array( $data ) && ! is_object( $data ) ) {

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return array();

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}

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$new_data = array();

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foreach ( $data as $key => $value ) {

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$new_data[ $key ] = is_object( $value ) ? $this->convert_object_to_array( $value ) : $value;

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}

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return $new_data;

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}

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/**

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* Disable SSL verification in order to prevent download update failures

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* @param array $args

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* @param string $url

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* @return object $array

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public function http_request_args( $args, $url ) {

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if ( strpos( $url, 'https://' ) !== false && strpos( $url, 'edd_action=package_download' ) ) {

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$args['sslverify'] = $this->verify_ssl();

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}

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return $args;

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}

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/**

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* Calls the API and, if successfull, returns the object delivered by the API.

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* @uses get_bloginfo()

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* @uses wp_remote_post()

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* @uses is_wp_error()

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* @param string $_action The requested action.

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* @param array $_data Parameters for the API action.

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* @return false|object|void

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private function api_request( $_action, $_data ) {

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$data = array_merge( $this->api_data, $_data );

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if ( $data['slug'] !== $this->slug ) {

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return;

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}

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// Don't allow a plugin to ping itself

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if ( trailingslashit( home_url() ) === $this->api_url ) {

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return false;

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}

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if ( $this->request_recently_failed() ) {

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return false;

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}

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return $this->get_version_from_remote();

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}

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/**

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* Determines if a request has recently failed.

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* @since 1.9.1

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* @return bool

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private function request_recently_failed() {

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$failed_request_details = get_option( $this->failed_request_cache_key );

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// Request has never failed.

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if ( empty( $failed_request_details ) || ! is_numeric( $failed_request_details ) ) {

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return false;

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}

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* Request previously failed, but the timeout has expired.

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* This means we're allowed to try again.

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if ( time() > $failed_request_details ) {

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delete_option( $this->failed_request_cache_key );

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return false;

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}

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return true;

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}

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/**

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* Logs a failed HTTP request for this API URL.

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* We set a timestamp for 1 hour from now. This prevents future API requests from being

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* made to this domain for 1 hour. Once the timestamp is in the past, API requests

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* will be allowed again. This way if the site is down for some reason we don't bombard

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* it with failed API requests.

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* @see EDD_SL_Plugin_Updater::request_recently_failed

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* @since 1.9.1

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private function log_failed_request() {

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update_option( $this->failed_request_cache_key, strtotime( '+1 hour' ) );

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}

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[467] Fix | Delete

/**

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* If available, show the changelog for sites in a multisite install.

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public function show_changelog() {

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if ( empty( $_REQUEST['edd_sl_action'] ) || 'view_plugin_changelog' !== $_REQUEST['edd_sl_action'] ) {

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return;

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}

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if ( empty( $_REQUEST['plugin'] ) ) {

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return;

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}

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if ( empty( $_REQUEST['slug'] ) || $this->slug !== $_REQUEST['slug'] ) {

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return;

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}

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if ( ! current_user_can( 'update_plugins' ) ) {

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wp_die( esc_html__( 'You do not have permission to install plugin updates', 'advanced-ads' ), esc_html__( 'Error', 'advanced-ads' ), array( 'response' => 403 ) );

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}

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$version_info = $this->get_repo_api_data();

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if ( isset( $version_info->sections ) ) {

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$sections = $this->convert_object_to_array( $version_info->sections );

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if ( ! empty( $sections['changelog'] ) ) {

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echo '<div style="background:#fff;padding:10px;">' . wp_kses_post( $sections['changelog'] ) . '</div>';

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}

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}

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exit;

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}

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