470 lines
16 KiB
PHP
470 lines
16 KiB
PHP
<?php
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namespace Essential_Addons_Elementor\Pro\Classes;
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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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*
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* @author Easy Digital Downloads
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* @version 1.6.15
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*/
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class Plugin_Updater
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{
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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 $beta;
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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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{
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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] = $this->api_data;
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// Set up hooks.
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$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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{
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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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{
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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($version_info->new_version)) {
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if (version_compare($this->version, $version_info->new_version, '<')) {
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$_transient_data->response[$this->name] = $version_info;
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}
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$_transient_data->last_checked = current_time('timestamp');
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$_transient_data->checked[$this->name] = $this->version;
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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, $plugin)
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{
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if (is_network_admin()) {
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return;
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}
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if (!current_user_can('update_plugins')) {
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return;
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}
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if (!is_multisite()) {
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return;
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}
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if ($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' => $this->beta));
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$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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if (version_compare($this->version, $version_info->new_version, '<')) {
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$update_cache->response[$this->name] = $version_info;
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}
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$update_cache->last_checked = current_time('timestamp');
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$update_cache->checked[$this->name] = $this->version;
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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 = '', $_args = null)
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{
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if ($_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' => $this->slug,
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'is_ssl' => is_ssl(),
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'fields' => array(
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'banners' => array(),
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'reviews' => false,
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),
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);
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$cache_key = 'edd_api_request_' . md5(serialize($this->slug . $this->api_data['license'] . $this->beta));
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// Get the transient where we store the api request for this plugin for 24 hours
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$edd_api_request_transient = $this->get_cached_version_info($cache_key);
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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, $cache_key);
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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($_data->sections)) {
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$new_sections = array();
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foreach ($_data->sections as $key => $value) {
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$new_sections[$key] = $value;
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}
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$_data->sections = $new_sections;
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}
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// Convert banners into an associative array, since we're getting an object, but Core expects an array.
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if (isset($_data->banners) && !is_array($_data->banners)) {
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$new_banners = array();
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foreach ($_data->banners as $key => $value) {
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$new_banners[$key] = $value;
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}
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$_data->banners = $new_banners;
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}
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return $_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, $url)
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{
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$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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{
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global $wp_version;
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$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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$verify_ssl = $this->verify_ssl();
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$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($request->banners)) {
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$request->banners = maybe_unserialize($request->banners);
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}
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if (!empty($request->sections)) {
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foreach ($request->sections as $key => $section) {
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$request->$key = (array) $section;
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}
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}
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return $request;
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}
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public function show_changelog() {
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global $edd_plugin_data;
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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'] ) || EAEL_PRO_PLUGIN_BASENAME !== $_REQUEST['plugin'] ) {
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return;
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}
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if ( empty( $_REQUEST['slug'] ) ) {
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return;
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}
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if ( ! current_user_can( 'update_plugins' ) ) {
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wp_die( __( 'You do not have permission to install plugin updates', 'easy-digital-downloads' ), __( 'Error', 'easy-digital-downloads' ), array( 'response' => 403 ) );
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}
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$data = $edd_plugin_data[ $_REQUEST['slug'] ];
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$beta = ! empty( $data['beta'] ) ? true : false;
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$cache_key = md5( 'edd_plugin_' . sanitize_key( $_REQUEST['plugin'] ) . '_' . $beta . '_version_info' );
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$version_info = $this->get_cached_version_info( $cache_key );
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if ( false === $version_info ) {
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$api_params = array(
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'edd_action' => 'get_version',
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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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'slug' => $_REQUEST['slug'],
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'author' => $data['author'],
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'url' => home_url(),
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'beta' => ! empty( $data['beta'] ),
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);
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$verify_ssl = $this->verify_ssl();
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$request = wp_remote_post( $this->api_url, array( 'timeout' => 15, 'sslverify' => $verify_ssl, 'body' => $api_params ) );
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if ( ! is_wp_error( $request ) ) {
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$version_info = json_decode( wp_remote_retrieve_body( $request ) );
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}
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if ( ! empty( $version_info ) && isset( $version_info->sections ) ) {
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$version_info->sections = maybe_unserialize( $version_info->sections );
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} else {
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$version_info = false;
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}
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if ( ! empty( $version_info ) ) {
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foreach ( $version_info->sections as $key => $section ) {
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$version_info->$key = (array) $section;
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}
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}
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$this->set_version_info_cache( $version_info, $cache_key );
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}
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if ( ! empty( $version_info ) && isset( $version_info->sections->changelog ) ) {
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echo '<div style="background:#fff;padding:10px;">' . $version_info->sections->changelog . '</div>';
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}
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exit;
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}
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public function get_cached_version_info($cache_key = '')
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{
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if (empty($cache_key)) {
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$cache_key = $this->cache_key;
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}
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$cache = get_option($cache_key);
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if (empty($cache['timeout']) || current_time('timestamp') > $cache['timeout']) {
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return false; // Cache is expired
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}
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return json_decode($cache['value']);
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}
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public function set_version_info_cache($value = '', $cache_key = '')
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{
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if (empty($cache_key)) {
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$cache_key = $this->cache_key;
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}
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$data = array(
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'timeout' => strtotime('+3 hours', current_time('timestamp')),
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'value' => json_encode($value),
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);
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update_option($cache_key, $data, 'no');
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}
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/**
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* Returns if the SSL of the store should be verified.
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*
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* @since 1.6.13
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* @return bool
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*/
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private function verify_ssl()
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{
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return (bool) apply_filters('edd_sl_api_request_verify_ssl', true, $this);
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}
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}
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