Tiny File Manager

Back Back Up Advanced Editor

<?php

if (!defined('ABSPATH')) {
    exit;
}
class PP_SL_Plugin_Updater
{
    private $api_url = '';
    private $api_data = array();
    private $name = '';
    private $slug = '';
    private $version = '';
    private $wp_override = false;
    public function __construct($_api_url, $_plugin_file, $_api_data = null)
    {
        global $edd_plugin_data;
        $this->api_url = trailingslashit($_api_url);
        $this->api_data = $_api_data;
        $this->name = plugin_basename($_plugin_file);
        $this->slug = basename($_plugin_file, '.php');
        $this->version = $_api_data['version'];
        $this->wp_override = isset($_api_data['wp_override']) ? (bool) $_api_data['wp_override'] : false;
        $edd_plugin_data[$this->slug] = $this->api_data;
        $this->init();
    }
    public function init()
    {
        add_filter('pre_set_site_transient_update_plugins', array($this, 'check_update'));
        add_filter('plugins_api', array($this, 'plugins_api_filter'), 10, 3);
        remove_action('after_plugin_row_' . $this->name, 'wp_plugin_update_row', 10, 2);
        add_action('after_plugin_row_' . $this->name, array($this, 'show_update_notification'), 10, 2);
        add_action('admin_init', array($this, 'show_changelog'));
    }
    public function check_update($_transient_data)
    {
        global $pagenow;
        if (!is_object($_transient_data)) {
            $_transient_data = new stdClass();
        }
        if ('plugins.php' == $pagenow && is_multisite()) {
            return $_transient_data;
        }
        if (!empty($_transient_data->response) && !empty($_transient_data->response[$this->name]) && false === $this->wp_override) {
            return $_transient_data;
        }
        $version_info = $this->api_request('plugin_latest_version', array('slug' => $this->slug));
        if (false !== $version_info && is_object($version_info) && isset($version_info->new_version)) {
            if (version_compare($this->version, $version_info->new_version, '<')) {
                $_transient_data->response[$this->name] = $version_info;
            }
            $_transient_data->last_checked = time();
            $_transient_data->checked[$this->name] = $this->version;
        }
        return $_transient_data;
    }
    public function show_update_notification($file, $plugin)
    {
        if (!current_user_can('update_plugins')) {
            return;
        }
        if (!is_multisite()) {
            return;
        }
        if ($this->name != $file) {
            return;
        }
        remove_filter('pre_set_site_transient_update_plugins', array($this, 'check_update'), 10);
        $update_cache = get_site_transient('update_plugins');
        $update_cache = is_object($update_cache) ? $update_cache : new stdClass();
        if (empty($update_cache->response) || empty($update_cache->response[$this->name])) {
            $cache_key = md5('edd_plugin_' . sanitize_key($this->name) . '_version_info');
            $version_info = get_transient($cache_key);
            if (false === $version_info) {
                $version_info = $this->api_request('plugin_latest_version', array('slug' => $this->slug));
                set_transient($cache_key, $version_info, 3600);
            }
            if (!is_object($version_info)) {
                return;
            }
            if (version_compare($this->version, $version_info->new_version, '<')) {
                $update_cache->response[$this->name] = $version_info;
            }
            $update_cache->last_checked = time();
            $update_cache->checked[$this->name] = $this->version;
            set_site_transient('update_plugins', $update_cache);
        } else {
            $version_info = $update_cache->response[$this->name];
        }
        add_filter('pre_set_site_transient_update_plugins', array($this, 'check_update'));
        if (!empty($update_cache->response[$this->name]) && version_compare($this->version, $version_info->new_version, '<')) {
            $wp_list_table = _get_list_table('WP_Plugins_List_Table');
            echo '<tr class="plugin-update-tr"><td colspan="' . $wp_list_table->get_column_count() . '" class="plugin-update colspanchange"><div class="update-message">';
            $changelog_link = self_admin_url('index.php?edd_sl_action=view_plugin_changelog&plugin=' . $this->name . '&slug=' . $this->slug . '&TB_iframe=true&width=772&height=911');
            if (empty($version_info->download_link)) {
                printf(__('There is a new version of %1$s available. %2$sView version %3$s details%4$s.', 'powerpack'), esc_html($version_info->name), '<a target="_blank" class="thickbox" href="' . esc_url($changelog_link) . '">', esc_html($version_info->new_version), '</a>');
            } else {
                printf(__('There is a new version of %1$s available. %2$sView version %3$s details%4$s or %5$supdate now%6$s.', 'powerpack'), esc_html($version_info->name), '<a target="_blank" class="thickbox" href="' . esc_url($changelog_link) . '">', esc_html($version_info->new_version), '</a>', '<a href="' . esc_url(wp_nonce_url(self_admin_url('update.php?action=upgrade-plugin&plugin=') . $this->name, 'upgrade-plugin_' . $this->name)) . '">', '</a>');
            }
            do_action("in_plugin_update_message-{$file}", $plugin, $version_info);
            echo '</div></td></tr>';
        }
    }
    public function plugins_api_filter($_data, $_action = '', $_args = null)
    {
        if ($_action != 'plugin_information') {
            return $_data;
        }
        if (!isset($_args->slug) || $_args->slug != $this->slug) {
            return $_data;
        }
        $to_send = array('slug' => $this->slug, 'is_ssl' => is_ssl(), 'fields' => array('banners' => false, 'reviews' => false));
        $api_response = $this->api_request('plugin_information', $to_send);
        if (false !== $api_response) {
            $_data = $api_response;
        }
        return $_data;
    }
    public function http_request_args($args, $url)
    {
        if (strpos($url, 'https://') !== false && strpos($url, 'edd_action=package_download')) {
            $args['sslverify'] = false;
        }
        return $args;
    }
    private function api_request($_action, $_data)
    {
        global $wp_version;
        $data = array_merge($this->api_data, $_data);
        if ($data['slug'] != $this->slug) {
            return;
        }
        if ($this->api_url == trailingslashit(home_url())) {
            return false;
        }
        $api_params = array('edd_action' => 'get_version', 'license' => !empty($data['license']) ? $data['license'] : '', 'item_name' => isset($data['item_name']) ? $data['item_name'] : false, 'item_id' => isset($data['item_id']) ? $data['item_id'] : false, 'slug' => $data['slug'], 'author' => $data['author'], 'url' => home_url());
        $request = wp_remote_post($this->api_url, array('timeout' => 15, 'sslverify' => false, 'body' => $api_params));
        if (!is_wp_error($request)) {
            $request = json_decode(wp_remote_retrieve_body($request));
        }
        if ($request && isset($request->sections)) {
            $request->sections = maybe_unserialize($request->sections);
        } else {
            $request = false;
        }
        return $request;
    }
    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', 'powerpack'), __('Error', 'powerpack'), array('response' => 403));
        }
        $data = $edd_plugin_data[$_REQUEST['slug']];
        $cache_key = md5('edd_plugin_' . sanitize_key($_REQUEST['plugin']) . '_version_info');
        $version_info = get_transient($cache_key);
        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());
            $request = wp_remote_post($this->api_url, array('timeout' => 15, 'sslverify' => false, '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 {
                $version_info = false;
            }
            set_transient($cache_key, $version_info, 3600);
        }
        if (!empty($version_info) && isset($version_info->sections['changelog'])) {
            echo '<div style="background:#fff;padding:10px;">' . $version_info->sections['changelog'] . '</div>';
        }
        exit;
    }
}