629 lines
19 KiB
PHP
629 lines
19 KiB
PHP
<?php
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// Exit if accessed directly
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if ( ! defined( 'ABSPATH' ) ) exit;
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/**
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* Allows plugins to use their own update API.
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*
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* @author Easy Digital Downloads
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* @version 1.7.1
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*/
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class EDD_SL_Plugin_Updater {
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private $api_url = '';
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private $api_data = array();
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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 $cache_key = '';
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private $health_check_timeout = 5;
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/**
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* Class constructor.
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*
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* @uses plugin_basename()
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* @uses hook()
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*
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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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*/
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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->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->cache_key = 'edd_sl_' . md5( serialize( $this->slug . $this->api_data['license'] . $this->beta ) );
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$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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*
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* @since x.x.x
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*
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* @param array $edd_plugin_data Array of EDD SL plugin data.
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*/
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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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*
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* @uses add_filter()
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*
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* @return void
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*/
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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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remove_action( 'after_plugin_row_' . $this->name, 'wp_plugin_update_row', 10 );
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add_action( 'after_plugin_row_' . $this->name, 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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*
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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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*
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* @uses api_request()
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*
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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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*/
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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 ( 'plugins.php' == $pagenow && is_multisite() ) {
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return $_transient_data;
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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 $_transient_data;
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}
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$version_info = $this->get_cached_version_info();
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if ( false === $version_info ) {
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$version_info = $this->api_request( 'plugin_latest_version', array( 'slug' => $this->slug, 'beta' => $this->beta ) );
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$this->set_version_info_cache( $version_info );
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}
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if ( false !== $version_info && is_object( $version_info ) && isset( $version_info->new_version ) ) {
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$no_update = false;
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if ( version_compare( $this->version, $version_info->new_version, '<' ) ) {
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$_transient_data->response[ $this->name ] = $version_info;
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// Make sure the plugin property is set to the plugin's name/location. See issue 1463 on Software Licensing's GitHub repo.
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$_transient_data->response[ $this->name ]->plugin = $this->name;
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} else {
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$no_update = new stdClass();
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$no_update->id = '';
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$no_update->slug = $this->slug;
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$no_update->plugin = $this->name;
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$no_update->new_version = $version_info->new_version;
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$no_update->url = $version_info->homepage;
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$no_update->package = $version_info->package;
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$no_update->icons = $version_info->icons;
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$no_update->banners = $version_info->banners;
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$no_update->banners_rtl = array();
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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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if ( $no_update ) {
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$_transient_data->no_update[ $this->name ] = $no_update;
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}
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}
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return $_transient_data;
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}
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/**
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* show update nofication row -- needed for multisite subsites, because WP won't tell you otherwise!
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*
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* @param string $file
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* @param array $plugin
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*/
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public function show_update_notification( $file, $plugin ) {
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if ( is_network_admin() ) {
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return;
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}
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if( ! current_user_can( 'update_plugins' ) ) {
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return;
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}
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if( ! is_multisite() ) {
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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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// Remove our filter on the site transient
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remove_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ), 10 );
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$update_cache = get_site_transient( 'update_plugins' );
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$update_cache = is_object( $update_cache ) ? $update_cache : new stdClass();
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if ( empty( $update_cache->response ) || empty( $update_cache->response[ $this->name ] ) ) {
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$version_info = $this->get_cached_version_info();
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if ( false === $version_info ) {
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$version_info = $this->api_request( 'plugin_latest_version', array( 'slug' => $this->slug, 'beta' => $this->beta ) );
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// Since we disabled our filter for the transient, we aren't running our object conversion on banners, sections, or icons. Do this now:
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if ( isset( $version_info->banners ) && ! is_array( $version_info->banners ) ) {
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$version_info->banners = $this->convert_object_to_array( $version_info->banners );
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}
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if ( isset( $version_info->sections ) && ! is_array( $version_info->sections ) ) {
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$version_info->sections = $this->convert_object_to_array( $version_info->sections );
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}
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if ( isset( $version_info->icons ) && ! is_array( $version_info->icons ) ) {
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$version_info->icons = $this->convert_object_to_array( $version_info->icons );
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}
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if ( isset( $version_info->contributors ) && ! is_array( $version_info->contributors ) ) {
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$version_info->contributors = $this->convert_object_to_array( $version_info->contributors );
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}
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$this->set_version_info_cache( $version_info );
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}
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if ( ! is_object( $version_info ) ) {
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return;
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}
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$no_update = false;
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if ( version_compare( $this->version, $version_info->new_version, '<' ) ) {
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$update_cache->response[ $this->name ] = $version_info;
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} else {
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$no_update = new stdClass();
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$no_update->id = '';
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$no_update->slug = $this->slug;
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$no_update->plugin = $this->name;
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$no_update->new_version = $version_info->new_version;
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$no_update->url = $version_info->homepage;
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$no_update->package = $version_info->package;
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$no_update->icons = $version_info->icons;
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$no_update->banners = $version_info->banners;
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$no_update->banners_rtl = array();
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}
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$update_cache->last_checked = time();
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$update_cache->checked[ $this->name ] = $this->version;
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if ( $no_update ) {
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$update_cache->no_update[ $this->name ] = $no_update;
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}
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set_site_transient( 'update_plugins', $update_cache );
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} else {
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$version_info = $update_cache->response[ $this->name ];
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}
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// Restore our filter
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add_filter( 'pre_set_site_transient_update_plugins', array( $this, 'check_update' ) );
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if ( ! empty( $update_cache->response[ $this->name ] ) && version_compare( $this->version, $version_info->new_version, '<' ) ) {
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// build a plugin list row, with update notification
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$wp_list_table = _get_list_table( 'WP_Plugins_List_Table' );
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# <tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange">
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echo '<tr class="plugin-update-tr" id="' . $this->slug . '-update" data-slug="' . $this->slug . '" data-plugin="' . $this->slug . '/' . $file . '">';
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echo '<td colspan="3" class="plugin-update colspanchange">';
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echo '<div class="update-message notice inline notice-warning notice-alt">';
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$changelog_link = self_admin_url( 'index.php?edd_sl_action=view_plugin_changelog&plugin=' . $this->name . '&slug=' . $this->slug . '&TB_iframe=true&width=772&height=911' );
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if ( empty( $version_info->download_link ) ) {
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printf(
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__( 'There is a new version of %1$s available. %2$sView version %3$s details%4$s.', 'easy-digital-downloads' ),
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esc_html( $version_info->name ),
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'<a target="_blank" class="thickbox" href="' . esc_url( $changelog_link ) . '">',
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esc_html( $version_info->new_version ),
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'</a>'
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);
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} else {
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printf(
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__( 'There is a new version of %1$s available. %2$sView version %3$s details%4$s or %5$supdate now%6$s.', 'easy-digital-downloads' ),
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esc_html( $version_info->name ),
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'<a target="_blank" class="thickbox" href="' . esc_url( $changelog_link ) . '">',
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esc_html( $version_info->new_version ),
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'</a>',
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'<a href="' . esc_url( wp_nonce_url( self_admin_url( 'update.php?action=upgrade-plugin&plugin=' ) . $this->name, 'upgrade-plugin_' . $this->name ) ) .'">',
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'</a>'
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);
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}
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do_action( "in_plugin_update_message-{$file}", $plugin, $version_info );
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echo '</div></td></tr>';
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}
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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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*
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* @uses api_request()
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*
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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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*/
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public function plugins_api_filter( $_data, $_action = '', $_args = null ) {
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if ( $_action != 'plugin_information' ) {
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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' => $this->slug,
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'is_ssl' => is_ssl(),
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'fields' => array(
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'banners' => array(),
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'reviews' => false,
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'icons' => array(),
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)
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);
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// Get the transient where we store the api request for this plugin for 24 hours
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$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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*
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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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*
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* @since 3.6.5
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*
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* @param stdClass $data
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*
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* @return array
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*/
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private function convert_object_to_array( $data ) {
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$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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*
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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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*/
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public function http_request_args( $args, $url ) {
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$verify_ssl = $this->verify_ssl();
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if ( strpos( $url, 'https://' ) !== false && strpos( $url, 'edd_action=package_download' ) ) {
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$args['sslverify'] = $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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*
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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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*
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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
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*/
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private function api_request( $_action, $_data ) {
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global $wp_version, $edd_plugin_url_available;
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$verify_ssl = $this->verify_ssl();
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// Do a quick status check on this domain if we haven't already checked it.
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$store_hash = md5( $this->api_url );
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if ( ! is_array( $edd_plugin_url_available ) || ! isset( $edd_plugin_url_available[ $store_hash ] ) ) {
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$test_url_parts = parse_url( $this->api_url );
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$scheme = ! empty( $test_url_parts['scheme'] ) ? $test_url_parts['scheme'] : 'http';
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$host = ! empty( $test_url_parts['host'] ) ? $test_url_parts['host'] : '';
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$port = ! empty( $test_url_parts['port'] ) ? ':' . $test_url_parts['port'] : '';
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if ( empty( $host ) ) {
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$edd_plugin_url_available[ $store_hash ] = false;
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} else {
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$test_url = $scheme . '://' . $host . $port;
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$response = wp_remote_get( $test_url, array( 'timeout' => $this->health_check_timeout, 'sslverify' => $verify_ssl ) );
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$edd_plugin_url_available[ $store_hash ] = is_wp_error( $response ) ? false : true;
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}
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}
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if ( false === $edd_plugin_url_available[ $store_hash ] ) {
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return;
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}
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$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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if( $this->api_url == trailingslashit ( home_url() ) ) {
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return false; // Don't allow a plugin to ping itself
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}
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$api_params = array(
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'edd_action' => 'get_version',
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'license' => ! empty( $data['license'] ) ? $data['license'] : '',
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'item_name' => isset( $data['item_name'] ) ? $data['item_name'] : false,
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'item_id' => isset( $data['item_id'] ) ? $data['item_id'] : false,
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'version' => isset( $data['version'] ) ? $data['version'] : false,
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'slug' => $data['slug'],
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'author' => $data['author'],
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'url' => home_url(),
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'beta' => ! empty( $data['beta'] ),
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);
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$request = wp_remote_post( $this->api_url, array( 'timeout' => 15, 'sslverify' => $verify_ssl, 'body' => $api_params ) );
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if ( ! is_wp_error( $request ) ) {
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$request = json_decode( wp_remote_retrieve_body( $request ) );
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}
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if ( $request && isset( $request->sections ) ) {
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$request->sections = maybe_unserialize( $request->sections );
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} else {
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$request = false;
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}
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|
|
if ( $request && isset( $request->banners ) ) {
|
|
$request->banners = maybe_unserialize( $request->banners );
|
|
}
|
|
|
|
if ( $request && isset( $request->icons ) ) {
|
|
$request->icons = maybe_unserialize( $request->icons );
|
|
}
|
|
|
|
if( ! empty( $request->sections ) ) {
|
|
foreach( $request->sections as $key => $section ) {
|
|
$request->$key = (array) $section;
|
|
}
|
|
}
|
|
|
|
return $request;
|
|
}
|
|
|
|
/**
|
|
* If available, show the changelog for sites in a multisite install.
|
|
*/
|
|
public function show_changelog() {
|
|
|
|
global $edd_plugin_data;
|
|
|
|
if( empty( $_REQUEST['edd_sl_action'] ) || 'view_plugin_changelog' != $_REQUEST['edd_sl_action'] ) {
|
|
return;
|
|
}
|
|
|
|
if( empty( $_REQUEST['plugin'] ) ) {
|
|
return;
|
|
}
|
|
|
|
if( empty( $_REQUEST['slug'] ) ) {
|
|
return;
|
|
}
|
|
|
|
if( ! current_user_can( 'update_plugins' ) ) {
|
|
wp_die( __( 'You do not have permission to install plugin updates', 'easy-digital-downloads' ), __( 'Error', 'easy-digital-downloads' ), array( 'response' => 403 ) );
|
|
}
|
|
|
|
$data = $edd_plugin_data[ $_REQUEST['slug'] ];
|
|
$version_info = $this->get_cached_version_info();
|
|
|
|
if( false === $version_info ) {
|
|
|
|
$api_params = array(
|
|
'edd_action' => 'get_version',
|
|
'item_name' => isset( $data['item_name'] ) ? $data['item_name'] : false,
|
|
'item_id' => isset( $data['item_id'] ) ? $data['item_id'] : false,
|
|
'slug' => $_REQUEST['slug'],
|
|
'author' => $data['author'],
|
|
'url' => home_url(),
|
|
'beta' => ! empty( $data['beta'] )
|
|
);
|
|
|
|
$verify_ssl = $this->verify_ssl();
|
|
$request = wp_remote_post( $this->api_url, array( 'timeout' => 15, 'sslverify' => $verify_ssl, 'body' => $api_params ) );
|
|
|
|
if ( ! is_wp_error( $request ) ) {
|
|
$version_info = json_decode( wp_remote_retrieve_body( $request ) );
|
|
}
|
|
|
|
if ( ! empty( $version_info ) && isset( $version_info->sections ) ) {
|
|
$version_info->sections = maybe_unserialize( $version_info->sections );
|
|
} else {
|
|
$version_info = false;
|
|
}
|
|
|
|
if( ! empty( $version_info ) ) {
|
|
foreach( $version_info->sections as $key => $section ) {
|
|
$version_info->$key = (array) $section;
|
|
}
|
|
}
|
|
|
|
$this->set_version_info_cache( $version_info );
|
|
|
|
// Delete the unneeded option
|
|
delete_option( md5( 'edd_plugin_' . sanitize_key( $_REQUEST['plugin'] ) . '_' . $this->beta . '_version_info' ) );
|
|
}
|
|
|
|
if ( isset( $version_info->sections ) ) {
|
|
$sections = $this->convert_object_to_array( $version_info->sections );
|
|
if ( ! empty( $sections['changelog'] ) ) {
|
|
echo '<div style="background:#fff;padding:10px;">' . wp_kses_post( $sections['changelog'] ) . '</div>';
|
|
}
|
|
}
|
|
|
|
exit;
|
|
}
|
|
|
|
/**
|
|
* Gets the plugin's cached version information from the database.
|
|
*
|
|
* @param string $cache_key
|
|
* @return boolean|string
|
|
*/
|
|
public function get_cached_version_info( $cache_key = '' ) {
|
|
|
|
if( empty( $cache_key ) ) {
|
|
$cache_key = $this->cache_key;
|
|
}
|
|
|
|
$cache = get_option( $cache_key );
|
|
|
|
if( empty( $cache['timeout'] ) || time() > $cache['timeout'] ) {
|
|
return false; // Cache is expired
|
|
}
|
|
|
|
// We need to turn the icons into an array, thanks to WP Core forcing these into an object at some point.
|
|
$cache['value'] = json_decode( $cache['value'] );
|
|
if ( ! empty( $cache['value']->icons ) ) {
|
|
$cache['value']->icons = (array) $cache['value']->icons;
|
|
}
|
|
|
|
return $cache['value'];
|
|
|
|
}
|
|
|
|
/**
|
|
* Adds the plugin version information to the database.
|
|
*
|
|
* @param string $value
|
|
* @param string $cache_key
|
|
*/
|
|
public function set_version_info_cache( $value = '', $cache_key = '' ) {
|
|
|
|
if( empty( $cache_key ) ) {
|
|
$cache_key = $this->cache_key;
|
|
}
|
|
|
|
$data = array(
|
|
'timeout' => strtotime( '+3 hours', time() ),
|
|
'value' => json_encode( $value )
|
|
);
|
|
|
|
update_option( $cache_key, $data, 'no' );
|
|
|
|
// Delete the duplicate option
|
|
delete_option( 'edd_api_request_' . md5( serialize( $this->slug . $this->api_data['license'] . $this->beta ) ) );
|
|
}
|
|
|
|
/**
|
|
* Returns if the SSL of the store should be verified.
|
|
*
|
|
* @since 1.6.13
|
|
* @return bool
|
|
*/
|
|
private function verify_ssl() {
|
|
return (bool) apply_filters( 'edd_sl_api_request_verify_ssl', true, $this );
|
|
}
|
|
|
|
}
|