File "class-multisite.php"

Full path: /home/kosmetik/public_html/wp-content/plugins/really-simple-ssl/class-multisite.php
File size: 38.58 B
MIME-type: text/x-php
Charset: utf-8

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<?php

defined('ABSPATH') or die("you do not have access to this page!");
if (!class_exists('rsssl_multisite')) {
    class rsssl_multisite
    {
        private static $_this;
        public $section = "rsssl_network_options_section";
        public $ssl_enabled_networkwide;
        public $selected_networkwide_or_per_site;
        public $wp_redirect;
        public $htaccess_redirect;
        public $do_not_edit_htaccess;
        public $autoreplace_mixed_content;
        public $javascript_redirect;
        public $hsts;
        public $mixed_content_admin;
        public $cert_expiration_warning;
        public $hide_menu_for_subsites;
        function __construct()
        {
            if (isset(self::$_this)) {
                wp_die(sprintf(__('%s is a singleton class and you cannot create a second instance.', 'really-simple-ssl'), get_class($this)));
            }
            self::$_this = $this;
            $this->load_options();
            register_activation_hook(dirname(__FILE__) . "/" . rsssl_plugin, array($this, 'activate'));
            add_filter("admin_url", array($this, "check_admin_protocol"), 20, 3);
            add_filter('home_url', array($this, 'check_site_protocol'), 20, 4);
            add_filter('site_url', array($this, 'check_site_protocol'), 20, 4);
            add_action("plugins_loaded", array($this, "process_networkwide_choice"), 10, 0);
            add_action("plugins_loaded", array($this, "networkwide_choice_notice"), 20, 0);
            add_action('network_admin_menu', array(&$this, 'add_multisite_menu'));
            add_action('network_admin_edit_rsssl_update_network_settings', array($this, 'update_network_options'));
            if (is_network_admin()) {
                add_action('network_admin_notices', array($this, 'show_notices'), 10);
                add_action('admin_print_footer_scripts', array($this, 'insert_dismiss_success'));
                add_action('admin_print_footer_scripts', array($this, 'insert_dismiss_wildcard_warning'));
            }
            $plugin = rsssl_plugin;
            add_filter("network_admin_plugin_action_links_{$plugin}", array($this, 'plugin_settings_link'));
            add_action('wp_ajax_dismiss_success_message_multisite', array($this, 'dismiss_success_message_callback'));
            add_action('wp_ajax_dismiss_wildcard_warning', array($this, 'dismiss_wildcard_message_callback'));
            if (version_compare(get_bloginfo('version'), '5.1', '>=')) {
                add_action('wp_initialize_site', array($this, 'maybe_activate_ssl_in_new_blog'), 20, 1);
            } else {
                add_action('wpmu_new_blog', array($this, 'maybe_activate_ssl_in_new_blog_deprecated'), 10, 6);
            }
            add_action('admin_init', array($this, 'listen_for_ssl_conversion_hook_switch'), 40);
            add_filter('rsssl_notices', array($this, 'add_multisite_notices'));
            add_filter('rsssl_ssl_detected', array($this, 'override_ssl_detection_ms'));
            add_action('rsssl_progress_feedback', array($this, 'add_ms_progress_feedback'));
        }
        static function this()
        {
            return self::$_this;
        }
        public function override_ssl_detection_ms($output)
        {
            if (is_multisite() && is_main_site() && $this->selected_networkwide_or_per_site && !$this->ssl_enabled_networkwide) {
                return 'not-applicable';
            }
            return $output;
        }
        public function add_ms_progress_feedback()
        {
            if (!is_multisite()) {
                return;
            }
            if (!is_network_admin()) {
                return;
            }
            if (!$this->selected_networkwide_or_per_site) {
                echo ' ' . __('No choice has been made regarding networkwide or per site activation.', 'really-simple-ssl');
            } else {
                if ($this->ssl_enabled_networkwide) {
                    echo ' ' . __('SSL is activated network wide.', 'really-simple-ssl');
                } else {
                    echo ' ' . __('SSL is activated per site.', 'really-simple-ssl');
                }
            }
        }
        public function add_multisite_notices($notices)
        {
            if (!is_network_admin()) {
                return $notices;
            }
            $unset_array = array('mixed_content_fixer_detected', 'hsts_enabled', 'mixed_content_scan', 'elementor', 'divi', 'wordpress_redirect');
            foreach ($unset_array as $unset_item) {
                unset($notices[$unset_item]);
            }
            $notices['ssl_enabled'] = array('callback' => 'RSSSL()->rsssl_multisite->ssl_activation_status', 'score' => 30, 'output' => array('ssl-networkwide' => array('msg' => __('SSL is enabled networkwide.', 'really-simple-ssl'), 'icon' => 'success'), 'ssl-per-site' => array('msg' => __('SSL is enabled per site.', 'really-simple-ssl'), 'icon' => 'success'), 'ssl-not-enabled' => array('msg' => __('SSL is not enabled yet', 'really-simple-ssl'), 'icon' => 'open')));
            unset($notices['ssl_detected']['output']['no-ssl-detected']);
            $notices['multisite_server_variable_warning'] = array('callback' => 'RSSSL()->rsssl_multisite->multisite_server_variable_warning', 'score' => 30, 'output' => array('no-server-variable' => array('msg' => __('You run a Multisite installation with subfolders, which prevents this plugin from fixing your missing server variable in the wp-config.php.', 'really-simple-ssl') . " " . __('Because the $_SERVER["HTTPS"] variable is not set, your website may experience redirect loops.', 'really-simple-ssl') . " " . __('Activate networkwide to fix this.', 'really-simple-ssl'), 'icon' => 'warning')));
            $notices['subdomains_no_wildcard'] = array('callback' => 'RSSSL()->rsssl_multisite->subdomains_no_wildcard', 'score' => 30, 'output' => array('subdomains-no-wildcard' => array('msg' => __("You run a Multisite installation with subdomains, but your site doesn't have a wildcard certificate.", 'really-simple-ssl') . " " . __("This leads to issues when activating SSL networkwide since subdomains will be forced over SSL as well while they don't have a valid certificate.", 'really-simple-ssl') . " " . __("Activate SSL per site or install a wildcard certificate to fix this.", 'really-simple-ssl'), 'icon' => 'warning', 'dismissible' => true)));
            return $notices;
        }
        public function ssl_activation_status()
        {
            if ($this->selected_networkwide_or_per_site) {
                if ($this->ssl_enabled_networkwide) {
                    return 'ssl-networkwide';
                } else {
                    return 'ssl-per-site';
                }
            } else {
                return 'ssl-not-enabled';
            }
        }
        public function multisite_server_variable_warning()
        {
            if (!$this->ssl_enabled_networkwide && $this->selected_networkwide_or_per_site && $this->is_multisite_subfolder_install()) {
                if (RSSSL()->really_simple_ssl->no_server_variable) {
                    return 'no-server-variable';
                }
            }
            return 'success';
        }
        public function subdomains_no_wildcard()
        {
            if (!RSSSL()->really_simple_ssl->ssl_enabled && !$this->is_multisite_subfolder_install() && !RSSSL()->rsssl_certificate->is_wildcard() && !get_site_option("rsssl_wildcard_message_shown")) {
                return 'subdomains-no-wildcard';
            }
            return 'success';
        }
        public function plugin_settings_link($links)
        {
            $settings_link = '<a href="' . admin_url("options-general.php?page=rlrsssl_really_simple_ssl") . '">' . __("Settings", "really-simple-ssl") . '</a>';
            array_unshift($links, $settings_link);
            if (apply_filters('rsssl_settings_link', 'free') === 'free') {
                $support = '<a target="_blank" href="https://wordpress.org/support/plugin/really-simple-ssl/">' . __('Support', 'really-simple-ssl') . '</a>';
            } else {
                $support = '<a target="_blank" href="https://really-simple-ssl.com/support">' . __('Premium Support', 'really-simple-ssl') . '</a>';
            }
            array_unshift($links, $support);
            if (!defined('rsssl_pro_version')) {
                $upgrade_link = '<a style="color:#2271b1;font-weight:bold" target="_blank" href="https://really-simple-ssl.com/pro#multisite">' . __('Improve security - Upgrade to Pro', 'really-simple-ssl') . '</a>';
                array_unshift($links, $upgrade_link);
            }
            return $links;
        }
        public function maybe_activate_ssl_in_new_blog_deprecated($blog_id, $user_id = false, $domain = false, $path = false, $site_id = false, $meta = false)
        {
            if ($this->ssl_enabled_networkwide) {
                $site = get_blog_details($blog_id);
                $this->switch_to_blog_bw_compatible($site);
                RSSSL()->really_simple_ssl->activate_ssl();
                restore_current_blog();
            }
        }
        public function maybe_activate_ssl_in_new_blog($site)
        {
            if ($this->ssl_enabled_networkwide) {
                $this->switch_to_blog_bw_compatible($site);
                RSSSL()->really_simple_ssl->activate_ssl();
                restore_current_blog();
            }
        }
        public function networkwide_choice_notice()
        {
            if ($this->plugin_network_wide_active() && !$this->selected_networkwide_or_per_site) {
                add_action('network_admin_notices', array($this, 'show_notice_activate_networkwide'), 10);
            }
        }
        public function load_options()
        {
            $options = get_site_option('rlrsssl_network_options');
            $this->selected_networkwide_or_per_site = isset($options["selected_networkwide_or_per_site"]) ? $options["selected_networkwide_or_per_site"] : false;
            $this->ssl_enabled_networkwide = isset($options["ssl_enabled_networkwide"]) ? $options["ssl_enabled_networkwide"] : false;
            $this->wp_redirect = isset($options["wp_redirect"]) ? $options["wp_redirect"] : false;
            $this->htaccess_redirect = isset($options["htaccess_redirect"]) ? $options["htaccess_redirect"] : false;
            $this->do_not_edit_htaccess = isset($options["do_not_edit_htaccess"]) ? $options["do_not_edit_htaccess"] : false;
            $this->autoreplace_mixed_content = isset($options["autoreplace_mixed_content"]) ? $options["autoreplace_mixed_content"] : false;
            $this->javascript_redirect = isset($options["javascript_redirect"]) ? $options["javascript_redirect"] : false;
            $this->hsts = isset($options["hsts"]) ? $options["hsts"] : false;
            $this->mixed_content_admin = isset($options["mixed_content_admin"]) ? $options["mixed_content_admin"] : false;
            $this->cert_expiration_warning = isset($options["cert_expiration_warning"]) ? $options["cert_expiration_warning"] : false;
            $this->hide_menu_for_subsites = isset($options["hide_menu_for_subsites"]) ? $options["hide_menu_for_subsites"] : false;
        }
        public function activate($networkwide)
        {
            if (!$networkwide) {
                $this->selected_networkwide_or_per_site = true;
                $this->ssl_enabled_networkwide = false;
                $this->save_options();
            }
        }
        public function add_multisite_menu()
        {
            if (!$this->plugin_network_wide_active()) {
                return;
            }
            register_setting('rsssl_network_options', 'rsssl_options');
            add_settings_section('rsssl_network_settings', __("Settings", "really-simple-ssl"), array($this, 'section_text'), "really-simple-ssl");
            $help = rsssl_help::this()->get_help_tip(__("Select to enable SSL networkwide or per site.", "really-simple-ssl"), true);
            add_settings_field('id_ssl_enabled_networkwide', $help . __("Enable SSL", "really-simple-ssl"), array($this, 'get_option_enable_multisite'), "really-simple-ssl", 'rsssl_network_settings');
            add_submenu_page('settings.php', "SSL", "SSL", 'manage_options', "really-simple-ssl", array(&$this, 'settings_tab'));
        }
        public function section_text()
        {
        }
        public function get_option_enable_multisite()
        {
            ?>
            <select name="rlrsssl_network_options[ssl_enabled_networkwide]">
                <?php 
            if (!$this->selected_networkwide_or_per_site) {
                ?>
                <option value="-1" <?php 
                if (!$this->selected_networkwide_or_per_site) {
                    echo "selected";
                }
                ?>><?php 
                _e("Choose option", "really-simple-ssl");
                ?>
                    <?php 
            }
            ?>
                <option value="1" <?php 
            if ($this->selected_networkwide_or_per_site && $this->ssl_enabled_networkwide) {
                echo "selected";
            }
            ?>><?php 
            _e("networkwide", "really-simple-ssl");
            ?>
                <option value="0" <?php 
            if ($this->selected_networkwide_or_per_site && !$this->ssl_enabled_networkwide) {
                echo "selected";
            }
            ?>><?php 
            _e("per site", "really-simple-ssl");
            ?>
            </select>
            <?php 
        }
        public function general_grid()
        {
            $grid_items = array('progress' => array('title' => __("Your progress", "really-simple-ssl"), 'header' => rsssl_template_path . 'progress-header.php', 'content' => rsssl_template_path . 'progress.php', 'footer' => rsssl_template_path . 'progress-footer.php', 'class' => 'regular rsssl-progress', 'type' => 'all'), 'ms_settings' => array('title' => __("Settings", "really-simple-ssl"), 'header' => rsssl_template_path . 'header.php', 'content' => rsssl_template_path . 'ms-settings.php', 'footer' => rsssl_template_path . 'settings-footer.php', 'class' => ' settings', 'type' => 'settings'), 'support' => array('title' => __("Support forum", "really-simple-ssl"), 'header' => '', 'content' => rsssl_template_path . 'support.php', 'footer' => rsssl_template_path . 'support-footer.php', 'type' => 'tasks', 'class' => 'half-height'), 'plugins' => array('title' => __("Our plugins", "really-simple-ssl"), 'header' => rsssl_template_path . 'header.php', 'content' => rsssl_template_path . 'other-plugins.php', 'footer' => '', 'class' => 'half-height no-border no-background upsell-grid-container', 'type' => 'plugins', 'can_hide' => false));
            $grid_items = apply_filters('rsssl_grid_items_ms', $grid_items);
            $defaults = array('title' => '', 'header' => rsssl_template_path . 'header.php', 'content' => '', 'footer' => '', 'class' => '', 'type' => 'plugins', 'can_hide' => true, 'instructions' => false);
            foreach ($grid_items as $key => $grid_item) {
                $grid_items[$key] = wp_parse_args($grid_item, $defaults);
            }
            return $grid_items;
        }
        public function settings_tab()
        {
            if (isset($_GET['updated'])) {
                ?>
                <div id="message" class="updated notice is-dismissible">
                    <p><?php 
                _e('Options saved.', 'really-simple-ssl');
                ?></p>
                </div>
            <?php 
            }
            ?>

            <div class="nav-tab-wrapper">
                <div class="rsssl-logo-container">
                    <div id="rsssl-logo"><img src="<?php 
            echo rsssl_url;
            ?>/assets/really-simple-ssl-logo.png" alt="logo"></div>
                </div>


                <div class="header-links">
                    <div class="documentation">
                        <a href="https://really-simple-ssl.com/knowledge-base" target="_blank" class="<?php 
            if (defined('rsssl_pro_version')) {
                echo "button button-primary";
            }
            ?>"><?php 
            _e("Documentation", "really-simple-ssl");
            ?></a>
                    </div>
                    <div class="header-upsell">
		                <?php 
            if (defined('rsssl_pro_version')) {
                ?>
		                <?php 
            } else {
                ?>
                            <div class="documentation">
                                <a href="https://wordpress.org/support/plugin/really-simple-ssl/" class="button button-primary" target="_blank"><?php 
                _e("Support", "really-simple-ssl");
                ?></a>
                            </div>
		                <?php 
            }
            ?>
                    </div>
                </div>

            </div>

            <div class="rsssl-container">
                <div class="rsssl-main"><?php 
            RSSSL()->really_simple_ssl->render_grid($this->general_grid());
            do_action("rsssl_configuration_page");
            ?>
                </div>
            </div>

            <?php 
        }
        public function update_network_options()
        {
            if (!isset($_POST['rsssl_ms_nonce']) || !wp_verify_nonce($_POST['rsssl_ms_nonce'], 'rsssl_ms_settings_update')) {
                return;
            }
            if (!current_user_can('manage_options')) {
                return;
            }
            do_action('rsssl_process_network_options');
            if (isset($_POST["rlrsssl_network_options"])) {
                $prev_ssl_enabled_networkwide = $this->ssl_enabled_networkwide;
                $options = array_map(array($this, "sanitize_boolean"), $_POST["rlrsssl_network_options"]);
                $options["selected_networkwide_or_per_site"] = true;
                $this->ssl_enabled_networkwide = isset($options["ssl_enabled_networkwide"]) ? $options["ssl_enabled_networkwide"] : false;
                $this->wp_redirect = isset($options["wp_redirect"]) ? $options["wp_redirect"] : false;
                $this->htaccess_redirect = isset($options["htaccess_redirect"]) ? $options["htaccess_redirect"] : false;
                $this->do_not_edit_htaccess = isset($options["do_not_edit_htaccess"]) ? $options["do_not_edit_htaccess"] : false;
                $this->autoreplace_mixed_content = isset($options["autoreplace_mixed_content"]) ? $options["autoreplace_mixed_content"] : false;
                $this->javascript_redirect = isset($options["javascript_redirect"]) ? $options["javascript_redirect"] : false;
                $this->hsts = isset($options["hsts"]) ? $options["hsts"] : false;
                $this->mixed_content_admin = isset($options["mixed_content_admin"]) ? $options["mixed_content_admin"] : false;
                $this->cert_expiration_warning = isset($options["cert_expiration_warning"]) ? $options["cert_expiration_warning"] : false;
                $this->hide_menu_for_subsites = isset($options["hide_menu_for_subsites"]) ? $options["hide_menu_for_subsites"] : false;
                $this->selected_networkwide_or_per_site = isset($options["selected_networkwide_or_per_site"]) ? $options["selected_networkwide_or_per_site"] : false;
                $this->save_options();
                if ($this->ssl_enabled_networkwide && !$prev_ssl_enabled_networkwide) {
                    $this->start_ssl_activation();
                }
                if (!$this->ssl_enabled_networkwide && $prev_ssl_enabled_networkwide) {
                    $this->start_ssl_deactivation();
                }
            }
            wp_redirect(add_query_arg(array('page' => "really-simple-ssl", 'updated' => 'true'), network_admin_url('settings.php')));
            exit;
        }
        public function sanitize_boolean($value)
        {
            if ($value == true) {
                return true;
            } else {
                return false;
            }
        }
        public function show_notice_activate_networkwide()
        {
            $screen = get_current_screen();
            if ($screen->base === 'post') {
                return;
            }
            if (is_network_admin() && RSSSL()->really_simple_ssl->wpconfig_ok()) {
                $class = "updated notice activate-ssl really-simple-plugins";
                $title = __("Setup", "really-simple-ssl");
                $content = '<h2>' . __("Some things can't be done automatically. Before you migrate, please check for: ", "really-simple-ssl") . '</h2>';
                $content .= '<ul>
                                <li>' . __("Http references in your .css and .js files: change any http:// into https://", "really-simple-ssl") . '</li>
                                <li>' . __("Images, stylesheets or scripts from a domain without an SSL certificate: remove them or move to your own server.", "really-simple-ssl") . '</li>
                            </ul>';
                $content .= __('You can also let the automatic scan of the pro version handle this for you, and get premium support and increased security with HSTS included.', 'really-simple-ssl') . " " . '<a target="_blank"
                     href="https://really-simple-ssl.com/pro-multisite">' . __("Check out Really Simple SSL Premium", "really-simple-ssl") . '</a>' . "<br>";
                $footer = '<form action="" method="post">
                            ' . wp_nonce_field('rsssl_nonce', 'rsssl_nonce') . '
                            <input type="submit" class="button button-primary"
                                   value="' . __("Activate SSL networkwide", "really-simple-ssl") . '"
                                   id="rsssl_do_activate_ssl_networkwide" name="rsssl_do_activate_ssl_networkwide">
                            <input type="submit" class="button button-primary"
                                   value="' . __("Activate SSL per site", "really-simple-ssl") . '"
                                   id="rsssl_do_activate_ssl_per_site" name="rsssl_do_activate_ssl_per_site">
                        </form>';
                $content .= __("Networkwide activation does not check if a site has an SSL certificate. It just migrates all sites to SSL.", "really-simple-ssl");
                echo RSSSL()->really_simple_ssl->notice_html($class, $title, $content, $footer);
            }
        }
        public function show_pro()
        {
            ?>
            <p><?php 
            _e('You can also let the automatic scan of the pro version handle this for you, and get premium support and increased security with HSTS included.', 'really-simple-ssl');
            ?>
                &nbsp;<a target="_blank"
                         href="https://really-simple-ssl.com/pro-multisite"><?php 
            _e("Check out Really Simple SSL Premium", "really-simple-ssl");
            ?></a>
            </p>
            <?php 
        }
        public function plugin_network_wide_active()
        {
            if (!function_exists('is_plugin_active_for_network')) {
                require_once ABSPATH . '/wp-admin/includes/plugin.php';
            }
            if (is_plugin_active_for_network(rsssl_plugin)) {
                return true;
            } else {
                return false;
            }
        }
        public function process_networkwide_choice()
        {
            if (!$this->plugin_network_wide_active()) {
                return;
            }
            if (isset($_POST['rsssl_do_activate_ssl_networkwide'])) {
                $this->selected_networkwide_or_per_site = true;
                $this->ssl_enabled_networkwide = true;
                $this->wp_redirect = true;
                $this->save_options();
                $this->start_ssl_activation();
            }
            if (isset($_POST['rsssl_do_activate_ssl_per_site'])) {
                $this->selected_networkwide_or_per_site = true;
                $this->ssl_enabled_networkwide = false;
                $this->save_options();
            }
            if (isset($_POST['rsssl_do_activate_ssl_networkwide']) || isset($_POST['rsssl_do_activate_ssl_per_site'])) {
                $url = add_query_arg(array("page" => "really-simple-ssl"), network_admin_url("settings.php"));
                wp_safe_redirect($url);
                exit;
            }
        }
        public function save_options()
        {
            if (!current_user_can('manage_options')) {
                return;
            }
            $options = get_site_option("rlrsssl_network_options");
            if (!is_array($options)) {
                $options = array();
            }
            $options["selected_networkwide_or_per_site"] = $this->selected_networkwide_or_per_site;
            $options["ssl_enabled_networkwide"] = $this->ssl_enabled_networkwide;
            $options["wp_redirect"] = $this->wp_redirect;
            $options["htaccess_redirect"] = $this->htaccess_redirect;
            $options["do_not_edit_htaccess"] = $this->do_not_edit_htaccess;
            $options["autoreplace_mixed_content"] = $this->autoreplace_mixed_content;
            $options["javascript_redirect"] = $this->javascript_redirect;
            $options["hsts"] = $this->hsts;
            $options["mixed_content_admin"] = $this->mixed_content_admin;
            $options["cert_expiration_warning"] = $this->cert_expiration_warning;
            $options["hide_menu_for_subsites"] = $this->hide_menu_for_subsites;
            update_site_option("rlrsssl_network_options", $options);
        }
        public function ssl_process_active()
        {
            if (get_site_option('rsssl_ssl_activation_active')) {
                return true;
            }
            if (get_site_option('rsssl_ssl_deactivation_active')) {
                return true;
            }
            return false;
        }
        public function run_ssl_process()
        {
            if (get_site_option('rsssl_ssl_activation_active')) {
                $this->activate_ssl_networkwide();
            }
            if (get_site_option('rsssl_ssl_deactivation_active')) {
                $this->end_ssl_deactivation();
            }
            update_site_option('rsssl_run', false);
        }
        public function get_process_completed_percentage()
        {
            $complete_count = get_site_option('rsssl_siteprocessing_progress');
            $percentage = round($complete_count / $this->get_total_blog_count() * 100, 0);
            if ($percentage > 99) {
                $percentage = 100;
            }
            return intval($percentage);
        }
        public function start_ssl_activation()
        {
            update_site_option('rsssl_siteprocessing_progress', 0);
            update_site_option('rsssl_ssl_activation_active', true);
        }
        public function end_ssl_activation()
        {
            update_site_option('rsssl_ssl_activation_active', false);
            update_site_option('run_ssl_process_hook_switched', false);
        }
        public function start_ssl_deactivation()
        {
            update_site_option('rsssl_siteprocessing_progress', 0);
            update_site_option('rsssl_ssl_deactivation_active', true);
        }
        public function end_ssl_deactivation()
        {
            update_site_option('rsssl_ssl_deactivation_active', false);
            update_site_option('run_ssl_process_hook_switched', false);
        }
        public function deactivate_ssl_networkwide()
        {
            $nr_of_sites = 200;
            $current_offset = get_site_option('rsssl_siteprocessing_progress');
            $sites = $this->get_sites_bw_compatible($current_offset, $nr_of_sites);
            if (count($sites) == 0) {
                $this->end_ssl_deactivation();
            } else {
                foreach ($sites as $site) {
                    $this->switch_to_blog_bw_compatible($site);
                    RSSSL()->really_simple_ssl->deactivate_ssl();
                    restore_current_blog();
                    update_site_option('rsssl_siteprocessing_progress', $current_offset + $nr_of_sites);
                }
            }
        }
        public function activate_ssl_networkwide()
        {
            $nr_of_sites = 200;
            $current_offset = get_site_option('rsssl_siteprocessing_progress');
            $sites = $this->get_sites_bw_compatible($current_offset, $nr_of_sites);
            if (count($sites) == 0) {
                $this->end_ssl_activation();
            } else {
                foreach ($sites as $site) {
                    $this->switch_to_blog_bw_compatible($site);
                    RSSSL()->really_simple_ssl->activate_ssl();
                    restore_current_blog();
                    update_site_option('rsssl_siteprocessing_progress', $current_offset + $nr_of_sites);
                }
            }
        }
        public function get_sites_bw_compatible($offset = 0, $nr_of_sites = 100)
        {
            global $wp_version;
            $args = array('number' => $nr_of_sites, 'offset' => $offset);
            $sites = $wp_version >= 4.6 ? get_sites($args) : wp_get_sites();
            return $sites;
        }
        public function switch_to_blog_bw_compatible($site)
        {
            global $wp_version;
            if ($wp_version >= 4.6) {
                switch_to_blog($site->blog_id);
            } else {
                switch_to_blog($site['blog_id']);
            }
        }
        public function deactivate()
        {
            $options = get_site_option("rlrsssl_network_options");
            $options["selected_networkwide_or_per_site"] = false;
            $options["wp_redirect"] = false;
            $options["htaccess_redirect"] = false;
            $options["do_not_edit_htaccess"] = false;
            $options["autoreplace_mixed_content"] = false;
            $options["javascript_redirect"] = false;
            $options["hsts"] = false;
            $options["mixed_content_admin"] = false;
            $options["cert_expiration_warning"] = false;
            $options["hide_menu_for_subsites"] = false;
            unset($options["ssl_enabled_networkwide"]);
            update_site_option("rlrsssl_network_options", $options);
            $sites = $this->get_sites_bw_compatible(0, $this->get_total_blog_count());
            foreach ($sites as $site) {
                $this->switch_to_blog_bw_compatible($site);
                RSSSL()->really_simple_ssl->deactivate_ssl();
                restore_current_blog();
            }
        }
        public function check_admin_protocol($url, $path, $blog_id)
        {
            if (!$blog_id) {
                $blog_id = get_current_blog_id();
            }
            if (defined('FORCE_SSL_ADMIN')) {
                return $url;
            }
            if (get_current_blog_id() == $blog_id) {
                return $url;
            }
            if (!$this->ssl_enabled_networkwide) {
                $home_url = get_blog_option($blog_id, 'home');
                if (strpos($home_url, "https://") === false) {
                    $url = str_replace("https://", "http://", $url);
                }
            }
            return $url;
        }
        public function check_site_protocol($url, $path, $orig_scheme, $blog_id)
        {
            if (!$blog_id) {
                $blog_id = get_current_blog_id();
            }
            if (get_current_blog_id() == $blog_id) {
                return $url;
            }
            if (!$this->ssl_enabled_networkwide) {
                $home_url = get_blog_option($blog_id, 'home');
                if (strpos($home_url, "https://") === false) {
                    $url = str_replace("https://", "http://", $url);
                }
            }
            return $url;
        }
        public function is_multisite_subfolder_install()
        {
            if (!is_multisite()) {
                return FALSE;
            }
            $is_subfolder = FALSE;
            $sites = $this->get_sites_bw_compatible(0, 10);
            foreach ($sites as $site) {
                $this->switch_to_blog_bw_compatible($site);
                if ($this->is_subfolder(home_url())) {
                    $is_subfolder = TRUE;
                }
                restore_current_blog();
                if ($is_subfolder) {
                    return true;
                }
            }
            return $is_subfolder;
        }
        public function is_subfolder($domain)
        {
            $domain = preg_replace("/(http:\\/\\/|https:\\/\\/)/", "", $domain);
            if (strpos($domain, "/") !== FALSE) {
                return true;
            }
            return false;
        }
        public function is_per_site_activated_multisite_subfolder_install()
        {
            if (is_multisite() && $this->is_multisite_subfolder_install() && !$this->ssl_enabled_networkwide) {
                return true;
            }
            return false;
        }
        public function listen_for_ssl_conversion_hook_switch()
        {
            if (!$this->is_settings_page()) {
                return;
            }
            if (!current_user_can('manage_options')) {
                return;
            }
            if (!isset($_GET['token']) || !wp_verify_nonce($_GET['token'], 'run_ssl_to_admin_init')) {
                return;
            }
            if (isset($_GET["action"]) && $_GET["action"] == 'ssl_conversion_hook_switch') {
                update_site_option('run_ssl_process_hook_switched', true);
            }
        }
        public function show_notices()
        {
            $screen = get_current_screen();
            if ($screen->base === 'post') {
                return;
            }
            if (!$this->is_settings_page()) {
                $notices = RSSSL()->really_simple_ssl->get_notices_list(array('admin_notices' => true));
                foreach ($notices as $id => $notice) {
                    $notice = $notice['output'];
                    $class = $notice['status'] !== 'completed' ? 'error' : 'updated';
                    echo RSSSL()->really_simple_ssl->notice_html($class . ' ' . $id, $notice['title'], $notice['msg']);
                }
            }
            if ($this->ssl_process_active()) {
                $class = "notice is-dismissible rlrsssl-fail";
                $title = "Website conversion";
                $token = wp_create_nonce('run_ssl_to_admin_init');
                $run_ssl_process_hook_switch_link = network_admin_url("settings.php?page=really-simple-ssl&action=ssl_conversion_hook_switch&token=" . $token);
                $link_open = '<a target="_self" href="' . $run_ssl_process_hook_switch_link . '">';
                $link_close = '</a>';
                $completed = $this->get_process_completed_percentage();
                if ($completed < 100) {
                    $class .= " error ";
                    $content = sprintf(__("Conversion of websites %s percent complete.", "really-simple-ssl"), $completed) . " ";
                    $content .= __("Site conversion in progress. Please refresh this page to check if the process has finished. It will proceed in the background.", "really-simple-ssl") . " ";
                    $content .= sprintf(__("If the conversion does not proceed after a few minutes, click %shere%s to force the conversion process.", "really-simple-ssl"), $link_open, $link_close);
                } else {
                    $class .= " updated ";
                    $activation_active = get_site_option('rsssl_ssl_activation_active');
                    $content = __("Conversion of websites completed.", "really-simple-ssl") . " ";
                    if ($activation_active) {
                        $content .= __("Really Simple SSL has converted all your websites to SSL.", "really-simple-ssl");
                        $this->end_ssl_activation();
                    } else {
                        $content .= __("Really Simple SSL has converted all your websites to non SSL.", "really-simple-ssl");
                        $this->end_ssl_deactivation();
                    }
                }
                echo RSSSL()->really_simple_ssl->notice_html($class, $title, $content);
            }
        }
        public function insert_dismiss_success()
        {
            if ($this->selected_networkwide_or_per_site && !get_site_option("rsssl_success_message_shown")) {
                $ajax_nonce = wp_create_nonce("really-simple-ssl-dismiss");
                ?>
                <script type='text/javascript'>
                    jQuery(document).ready(function ($) {
                        $(".rlrsssl-multisite-success.notice.is-dismissible").on("click", ".notice-dismiss", function (event) {

                            var data = {
                                'action': 'dismiss_success_message_multisite',
                                'security': '<?php 
                echo $ajax_nonce;
                ?>'
                            };

                            $.post(ajaxurl, data, function (response) {

                            });
                        });
                    });
                </script>
                <?php 
            }
        }
        public function insert_dismiss_wildcard_warning()
        {
            if ($this->selected_networkwide_or_per_site && !get_site_option("rsssl_success_message_shown")) {
                $ajax_nonce = wp_create_nonce("really-simple-ssl-dismiss");
                ?>
                <script type='text/javascript'>
                    jQuery(document).ready(function ($) {
                        $(".rlrsssl-multisite-wildcard-warning.notice.is-dismissible").on("click", ".notice-dismiss", function (event) {

                            var data = {
                                'action': 'dismiss_wildcard_warning',
                                'security': '<?php 
                echo $ajax_nonce;
                ?>'
                            };

                            $.post(ajaxurl, data, function (response) {

                            });
                        });
                    });
                </script>
                <?php 
            }
        }
        public function dismiss_success_message_callback()
        {
            check_ajax_referer('really-simple-ssl-dismiss', 'security');
            update_site_option("rsssl_success_message_shown", true);
            wp_die();
        }
        public function dismiss_wildcard_message_callback()
        {
            check_ajax_referer('really-simple-ssl-dismiss', 'security');
            update_site_option("rsssl_wildcard_message_shown", true);
            wp_die();
        }
        public function is_settings_page()
        {
            return isset($_GET['page']) && $_GET['page'] == 'really-simple-ssl' ? true : false;
        }
        public function get_total_blog_count()
        {
            $networks = get_networks();
            $total_blog_count = 0;
            foreach ($networks as $network) {
                $network_id = $network->__get('id');
                $blog_count = get_blog_count($network_id);
                $total_blog_count += $blog_count;
            }
            return $total_blog_count;
        }
    }
}