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<?php if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly class WPH { var $default_variables = array(); var $templates_data = array(); var $urls_replacement = array(); var $server_htaccess_config = FALSE; var $server_web_config = FALSE; var $server_nginx_config = FALSE; var $modules = array(); var $settings; var $functions; var $disable_filters = FALSE; var $disable_ob_start_callback = FALSE; var $custom_permalinks_applied = FALSE; var $doing_interface_save = FALSE; var $doing_reset_settings = FALSE; var $enironment_checked = FALSE; var $uninstall = FALSE; var $is_initialised = FALSE; var $maintenances = array(); function __construct() { $this->functions = new WPH_functions(); $plugin_data = $this->functions->get_plugin_data( WPH_PATH . '/wp-hide.php', $markup = true, $translate = true ); define('WPH_CORE_VERSION', $plugin_data['Version']); if(!defined('WPH_CACHE_PATH')) define('WPH_CACHE_PATH', WP_CONTENT_DIR . '/cache/wph/' ); if(!defined('WPH_URL')) define('WPH_URL', plugins_url() . '/wp-hide-security-enhancer' ); } function init() { $this->settings = $this->functions->get_settings(); //set the urls_replacement priority blocks $this->urls_replacement['high'] = array(); $this->urls_replacement['normal'] = array(); $this->urls_replacement['low'] = array(); $this->get_default_variables(); //set whatever the server use htaccess or web.config configuration file $this->functions->set_server_type(); //check for interface submit if(is_admin() && isset($_POST['wph-interface-nonce'])) { $this->doing_interface_save = TRUE; } //check if WPEngine if ( getenv('IS_WPE') == "1" \|\| getenv('IS_WPE_SNAPSHOT') == "1" ) $this->disable_filters = TRUE; //check for permalink issues $this->custom_permalinks_applied = $this->functions->rewrite_rules_applied(); $this->_load_modules(); $this->is_initialised = TRUE; do_action('wp-hide/is_initialised'); //check for recovery link run if(isset($_GET['wph-recovery'])) $this->functions->do_recovery(); //check for reset setings if(is_admin() && isset($_POST['reset-settings'])) { $this->doing_reset_settings = TRUE; $this->disable_filters = TRUE; } $this->_modules_components_run(); //handle the compatibility $this->plugins_themes_compatibility(); $this->add_default_replacements(); //check for plugin update $this->update(); /** * Filters / add_action( 'activated_plugin', array($this, 'activated_plugin'), 999, 2 ); //change any links within email message add_filter('wp_mail', array($this, 'apply_for_wp_mail') , 999); //process redirects add_action('wp_redirect', array($this, 'wp_redirect') , 999, 2); //hijack a redirect on permalink change add_action('admin_head', array($this, 'permalink_change_redirect') , 999, 2); add_action('logout_redirect', array($this, 'logout_redirect') , 999, 3); //check if force 404 error add_action('init', array($this, 'check_for_404')); add_action('admin_menu', array($this, 'admin_menus')); add_action('admin_init', array($this, 'admin_init'), 11); //make sure to clear cache files on certain actions add_action("after_switch_theme", array($this->functions, 'cache_clear')); //rebuild and change uppon settings modified add_action('wph/settings_changed', array($this, 'settings_changed')); //create the static file which contain different environment variables which will be used on router add_action('wph/settings_changed', array($this, 'set_static_environment_file'), 999); //create the static file which contain different environment variables which will be used on router add_action('admin_init', array($this, 'environment_check'), 999); add_action('admin_init', array($this, 'mu_loader_check'), 999); //apache //add_filter('mod_rewrite_rules', array($this, 'mod_rewrite_rules'), 999); if($this->server_htaccess_config === TRUE) add_filter('flush_rewrite_rules_hard', array($this, 'flush_rewrite_rules_hard'), 999); //IIS7 server add_filter('iis7_url_rewrite_rules', array($this, 'iis7_url_rewrite_rules'), 999); //on switch theme add_action('switch_theme', array($this, 'switch_theme')); //admin notices add_action( 'admin_notices', array(&$this, 'admin_notices')); add_action( 'network_admin_notices', array(&$this, 'admin_notices')); //ensure the media urls are being saved using default WordPress urls add_action( 'save_post', array($this, 'save_post'), 999 ); //restart the buffering if already outputed. This is usefull for plugin / theme update iframe add_action('admin_print_footer_scripts', array($this, 'admin_print_footer_scripts'), -1); //prevent the buffer processing if not filterable available add_filter( 'wp-hide/ignore_ob_start_callback', array($this, 'ignore_ob_start_callback'), 999 ); } /* * Update wrapper * / function update() { //check for update from older version include_once(WPH_PATH . '/include/update.class.php'); new WPH_update(); } /* * Load modules * / function _load_modules() { $module_files = glob(WPH_PATH . "/modules/module-.php"); foreach ($module_files as $filename) { $path_parts = pathinfo($filename); include_once(WPH_PATH . '/modules/' . $path_parts['basename']); $module_name = str_replace('module-' , '', $path_parts['filename']); $module_class_name = 'WPH_module_' . $module_name; $module = new $module_class_name; //action available for mu-plugins do_action('wp-hide/loaded_module', $module); $interface_menu_data = $module->get_interface_menu_data(); $menu_position = $interface_menu_data['menu_position']; $this->modules[$menu_position] = $module; } //sort the modules array ksort($this->modules); //filter available for mu-plugins $this->modules = apply_filters('wp-hide/loaded_modules', $this->modules); } /** * Runt the components of loaded modules * / function _modules_components_run() { foreach($this->modules as $module) { //process the module fields $module_settings = $this->functions->filter_settings( $module->get_module_settings(), TRUE ); usort($module_settings, array($this->functions, 'array_sort_by_processing_order')); if($this->disable_filters \|\| $this->custom_permalinks_applied === FALSE \|\| !is_array($module_settings) \|\| count($module_settings) < 1) continue; foreach($module_settings as $module_setting) { $field_id = $module_setting['id']; $saved_field_value = isset($this->settings['module_settings'][ $field_id ]) ? $this->settings['module_settings'][ $field_id ] : ''; $_class_instance = isset($module_setting['class_instance']) ? $module_setting['class_instance'] : $module; //ignore callbacks if permalink is turned OFF if($this->functions->is_permalink_enabled()) { $_callback = isset($module_setting['callback']) ? $module_setting['callback'] : ''; $_callback_arguments = isset($module_setting['callback_arguments']) ? $module_setting['callback_arguments'] : ''; if(empty($_callback)) $_callback = '_init_' . $field_id; if (method_exists($_class_instance, $_callback) && is_callable(array($_class_instance, $_callback))) $processing_data[] = $this->_run_component_callback( $_callback, $_callback_arguments, $_class_instance, $saved_field_value ); } //action available for mu-plugins do_action('wp-hide/module_settings_process', $field_id, $saved_field_value, $_class_instance, $module); } } } /* * Retrieve the rewrite results from component * / private function _run_component_callback( $_callback, $_callback_arguments, $_class_instance, $saved_field_value) { if ( ! empty($_callback_arguments) && is_array($_callback_arguments) && count($_callback_arguments) > 0 ) $module_processing_data = call_user_func_array( array($_class_instance, $_callback), array_merge( array( 'field_value' => $saved_field_value), $_callback_arguments)); else $module_processing_data = call_user_func(array($_class_instance, $_callback), $saved_field_value); return $module_processing_data; } /* * run on admin_init action * / function admin_init() { //check for settings reset if($this->doing_reset_settings === TRUE) { $this->functions->do_reset_settings(); } //check for interface submit if($this->doing_interface_save === TRUE) { $this->functions->process_interface_save(); } //crete required additional folders $this->functions->init_cache_dir(); } function admin_print_styles() { wp_enqueue_style( 'tipsy.css', WPH_URL . '/assets/css/tipsy.css'); wp_register_style('WPHStyle', WPH_URL . '/assets/css/wph.css'); wp_enqueue_style( 'WPHStyle'); } function admin_print_scripts() { wp_enqueue_script( 'jquery'); wp_register_script('wph', WPH_URL . '/assets/js/wph.js'); wp_enqueue_script('jquery.tipsy.js', WPH_URL . '/assets/js/jquery.tipsy.js' ); // Localize the script with new data $translation_array = array( 'reset_confirmation' => __('Are you sure to reset all settings? All options will be removed. Manual remove of rewrite lines is required if no access from php', 'wp-hide-security-enhancer') ); wp_localize_script( 'wph', 'wph_vars', $translation_array ); wp_enqueue_script( 'wph'); } function admin_menus() { include_once(WPH_PATH . '/include/admin-interface.class.php'); $this->admin_interface = new WPH_interface(); $hookID = add_menu_page('WP Hide', 'WP Hide', 'manage_options', 'wp-hide'); foreach($this->modules as $module) { $interface_menu_data = $module->get_interface_menu_data(); $hookID = add_submenu_page( 'wp-hide', 'WP Hide', $interface_menu_data['menu_title'], 'manage_options', $interface_menu_data['menu_slug'], array($this->admin_interface,'_render')); add_action('admin_print_styles-' . $hookID , array($this, 'admin_print_styles')); add_action('admin_print_scripts-' . $hookID , array($this, 'admin_print_scripts')); } } function admin_notices() { global $wp_rewrite; do_action('wp-hide/admin_notices'); if ( getenv('IS_WPE') == "1" \|\| getenv('IS_WPE_SNAPSHOT') == "1" ) { echo "<div class='error'><p><b>WP Hide</b> ". __("Your server run on WPEngine which works on Nginx rewrite rules, please check with WP Hide PRO version at", 'wp-hide-security-enhancer') .' <a target="_blank" href="https://www.wp-hide.com/wp-hide-pro-now-available/">WP-Hide PRO</a></p></div>'; } if ( is_multisite() ) { echo "<div class='error'><p><b>WP Hide</b> ". __("This plugin version can't handle MultiSite environment, please check with WP Hide PRO version at", 'wp-hide-security-enhancer') . ' <a target="_blank" href="https://www.wp-hide.com/wp-hide-pro-now-available/">WP-Hide PRO</a></p></div>'; } if(! $this->functions->is_muloader()) { echo "<div class='error'><p><b>WP Hide</b> ". __('Unable to launch WP Hide through mu-plugins/wp-hide-loader.php<br /> Please make sure this location is writable so the plugin create the required file.', 'wp-hide-security-enhancer') ."</p></div>"; } //check if mu loader is up to date if( $this->functions->is_muloader() && defined( 'WPH_MULOADER_VERSION' ) && version_compare( WPH_MULOADER_VERSION, '1.3.4', '<' ) && !isset($this->maintenances['mu_loader']) ) { echo "<div class='error'><p><b>WP Hide</b> ". __('Unable to update the /mu-plugins/wp-hide-loader.php<br /> Please make sure the file is writable so the plugin create the required file.', 'wp-hide-security-enhancer') ."</p></div>"; } //check if the MU loader was succesfully updated if( $this->functions->is_muloader() && defined( 'WPH_MULOADER_VERSION' ) && version_compare( WPH_MULOADER_VERSION, '1.3.4', '<' )) { //attempt to copy the new version $status = WPH_functions::copy_mu_loader(); if ( $status === FALSE ) echo "<div class='error'><p><b>WP Hide</b> ". __('Unable to update the <b>mu-plugins/wp-hide-loader.php</b><br /> Please manually copy the file from', 'wp-hide-security-enhancer') ." " . WPH_PATH . 'router/wp-hide-loader.php ' . __('to', 'wp-hide-security-enhancer') . " " . WPMU_PLUGIN_DIR ."/</p></div>"; } //check for permalinks enabled if (!$this->functions->is_permalink_enabled()) { echo "<div class='error'><p><b>WP Hide</b> ". __('Permalink is required to be turned ON for WP Hide & Security Enhancer to work', 'wp-hide-security-enhancer') ."</p></div>"; } if($this->server_htaccess_config === FALSE && $this->server_web_config === FALSE) { echo "<div class='error'><p>". __("<b>WP Hide</b> This plugin version can't handle this server type, please check with PRO version at", 'wp-hide-security-enhancer') . ' <a target="_blank" href="https://www.wp-hide.com/wp-hide-pro-now-available/">WP-Hide PRO</a></p></div>'; } //check if the htaccess file is not writable if(isset($this->settings['write_check_string']) && !empty($this->settings['write_check_string'])) { $_write_check_string = $this->functions->get_write_check_string(); if(empty($_write_check_string) \|\| $_write_check_string != $this->settings['write_check_string']) { if($this->server_htaccess_config === TRUE) echo "<div class='error'><p><b>WP Hide</b> ". __('Unable to write custom rules to your .htaccess. Is this file writable? <br />No changes are being applied.', 'wp-hide-security-enhancer') ."</p></div>"; if($this->server_web_config === TRUE) echo "<div class='error'><p><b>WP Hide</b> ". __('Unable to write custom rules to your web.config. Is this file writable? <br />No changes are being applied.', 'wp-hide-security-enhancer') ."</p></div>"; } } //check if the cache dir is available if(! is_writable( WPH_CACHE_PATH )) { echo "<div class='error'><p><b>WP Hide</b> ". __('Unable to create cache folder. Is the wp-content writable? <br />No cache data will be available.', 'wp-hide-security-enhancer') ."</p></div>"; } if(isset($_GET['reset_settings'])) { echo "<div class='updated'><p><b>WP Hide</b> ". __('All Settings where restored to default', 'wp-hide-security-enhancer') ."</p></div>"; $this->functions->settings_changed_check_for_cache_plugins(); } if(isset($_GET['settings_updated'])) { //check for interface save processing errors $process_interface_save_errors = get_transient( 'wph-process_interface_save_errors' ); $found_warnings = FALSE; $found_errors = FALSE; if( is_array($process_interface_save_errors) && count($process_interface_save_errors) > 0) { foreach ( $process_interface_save_errors as $process_interface_save_error ) { if($process_interface_save_error['type'] === 'warning') $found_warnings = TRUE; if($process_interface_save_error['type'] === 'error') $found_errors = TRUE; } } if( $found_errors === FALSE ) echo "<div class='notice notice-success'><p>". __('Settings saved', 'wp-hide-security-enhancer') ."<br />" . __('Remember, site cache clear is required.', 'wp-hide-security-enhancer') ."</p></div>"; if( is_array($process_interface_save_errors) && count($process_interface_save_errors) > 0) { //display the warnings if( $found_warnings === TRUE ) { echo "<div class='notice notice-warning'><p>"; foreach ( $process_interface_save_errors as $process_interface_save_error ) { if($process_interface_save_error['type'] == 'warning') { echo $process_interface_save_error['message'] .'<br />'; } } echo "</p></div>"; } //display the errors if( $found_errors === TRUE ) { echo "<div class='notice notice-error'><p>"; foreach ( $process_interface_save_errors as $process_interface_save_error ) { if($process_interface_save_error['type'] == 'error') { echo $process_interface_save_error['message'] .'<br />'; } } echo "</p></div>"; } } $this->functions->settings_changed_check_for_cache_plugins(); } if(isset($_GET['wph_cache_clear']) && $_GET['wph_cache_clear'] == 'true') { $this->functions->cache_clear(); echo "<div class='updated'><p>". __('Cache cleared', 'wp-hide-security-enhancer') ."</p></div>"; } //output any other errors message $process_errors = get_option( 'wph-process_set_static_environment_errors' ); if ( is_array( $process_errors ) && count ( $process_errors ) > 0 ) { $found_warnings = FALSE; $found_errors = FALSE; if( is_array($process_errors ) && count($process_errors ) > 0) { foreach ( $process_errors as $process_interface_save_error ) { if($process_interface_save_error['type'] === 'warning') $found_warnings = TRUE; if($process_interface_save_error['type'] === 'error') $found_errors = TRUE; } } //display the warnings if( $found_warnings === TRUE ) { echo "<div class='notice notice-warning'><p>"; foreach ( $process_errors as $process_interface_save_error ) { if($process_interface_save_error['type'] == 'warning') { echo $process_interface_save_error['message'] .'<br />'; } } echo "</p></div>"; } //display the errors if( $found_errors === TRUE ) { echo "<div class='notice notice-error'><p>"; foreach ( $process_errors as $process_interface_save_error ) { if($process_interface_save_error['type'] == 'error') { echo $process_interface_save_error['message'] .'<br />'; } } echo "</p></div>"; } } } /* * Buffer Callback. This is the place to replace all data * * @param mixed $buffer / function ob_start_callback( $buffer ) { if($this->disable_ob_start_callback === TRUE) return $buffer; $response_headers = array(); if ( empty ( $buffer ) ) { //attempt to change the headers urls if(function_exists('apache_response_headers')) { $response_headers = apache_response_headers(); } else { if ( ! is_null ($this->functions) ) $response_headers = $this->functions->parseRequestHeaders(); } if ( ! is_null ($this->functions) ) $this->functions->update_headers ( array ( 'Location' ) , $response_headers ); return $buffer; } //check for xml content tupe $headers_content_type = array(); if ( ! is_null ( $this->functions ) ) $headers_content_type = $this->functions->get_headers_list_content_type(); if ( in_array( $headers_content_type , array( 'text/xml' ) ) && ! is_null ( $this->functions ) ) { //do only url replacements $replacement_list = $this->functions->get_replacement_list(); //replace the urls $buffer = $this->functions->content_urls_replacement($buffer, $replacement_list ); //if html comments remove is on, run a regex $option_remove_html_comments = $this->functions->get_module_item_setting( 'remove_html_comments' ); if ( ! empty ( $option_remove_html_comments ) && $option_remove_html_comments == 'yes' ) $buffer = WPH_module_general_html::remove_html_comments( $buffer ); return $buffer; } //provide a filter to disable the replacements if ( apply_filters('wp-hide/ignore_ob_start_callback', FALSE, $buffer) === TRUE ) return $buffer; //check headers fir content-encoding if(function_exists('apache_response_headers')) { $response_headers = apache_response_headers(); } else { $response_headers = $this->functions->parseRequestHeaders(); } if(isset($response_headers['Content-Encoding']) && $response_headers['Content-Encoding'] == "gzip") { //Decodes the gzip compressed buffer $decoded = @gzdecode($buffer); if($decoded === FALSE \|\| $decoded == '') return $buffer; $buffer = $decoded; } //retrieve the replacements list $replacement_list = $this->functions->get_replacement_list(); //replace the urls $buffer = $this->functions->content_urls_replacement($buffer, $replacement_list ); //check for redirect header and make updates if(isset($response_headers['Location'])) { $header_value = $response_headers['Location']; $new_header_value = $this->functions->content_urls_replacement($header_value, $replacement_list ); if($header_value != $new_header_value) { header_remove("Location"); header( 'Location: ' . $new_header_value ); } } $buffer = apply_filters( 'wp-hide/ob_start_callback', $buffer ); if(isset($response_headers['Content-Encoding']) && $response_headers['Content-Encoding'] == "gzip") { //compress the buffer $buffer = gzencode($buffer); } return $buffer; } /* * Ignore the buffer processing if the content is not filterable by header content type * * @param mixed $ignore / function ignore_ob_start_callback( $ignore ) { $is_filterable = $this->functions->is_filterable_content_type(); if ( $is_filterable === FALSE ) $ignore = TRUE; return $ignore; } /* * check for any query and headers change * / function check_for_404() { if(!isset($_GET['wph-throw-404'])) return; global $wp_query; $wp_query->set_404(); status_header(404); add_action('request', array($this, 'change_request'), 999); add_action('parse_request', array($this, 'change_parse_request'), 999); remove_action( 'template_redirect', 'redirect_canonical' ); remove_action( 'template_redirect', 'wp_redirect_admin_locations', 1000 ); } /* * Modify the request data to allow a 404 error page to trigger * * @param mixed $query_vars / function change_request($query_vars) { return array(); } function change_parse_request( $object ) { $object->request = NULL; $object->matched_rule = NULL; $object->matched_query = NULL; $object->query_vars['error'] = 404; } /* * The plugin always need to load first to ensure filters are loading before anything else * / function activated_plugin($plugin, $network_wide) { if($network_wide) { $active_plugins = get_site_option( 'active_sitewide_plugins', array() ); //$active_plugins = get_site_option( 'active_sitewide_plugins', array() ); return; } $active_plugins = (array) get_option( 'active_plugins', array() ); if(count($active_plugins) < 2) return; $plugin_path = 'wp-hide-security-enhancer/wp-hide.php'; $key = array_search( $plugin_path, $active_plugins ); if($key === FALSE \|\| $key < 1) return; array_splice ( $active_plugins, $key, 1 ); array_unshift ( $active_plugins, $plugin_path ); update_option( 'active_plugins', $active_plugins ); } function wp_redirect($location, $status) { if( $this->uninstall === TRUE \|\| $this->disable_filters \|\| $this->custom_permalinks_applied === FALSE ) return $location; //do not replace 404 pages global $wp_the_query; if(!is_object($wp_the_query)) return $location; if($wp_the_query->is_404()) return $location; $location = $this->functions->content_urls_replacement($location, $this->functions->get_replacement_list() ); /* * Check if register link for to apply the replacement * Unfortunate the default WordPress link does not contain a beginning backslash to make a replacement match in functions->content_urls_replacement / if(preg_match("/(wp-login.php\|checkemail=registered)/i", $location)) { $updated_slug = $this->functions->get_module_item_setting('new_wp_login_php' , 'admin'); if ( ! empty( $updated_slug )) $location = str_replace('wp-login.php', $updated_slug, $location); } $location = apply_filters('wp-hide/wp_redirect', $location); return $location; } /* * Update arbitrary url with new data * * @param mixed $url / function url_replace( $url ) { $url = $this->functions->content_urls_replacement($url, $this->functions->get_replacement_list() ); return $url; } function logout_redirect($redirect_to, $requested_redirect_to, $user) { $new_wp_login_php = $this->functions->get_module_item_setting('new_wp_login_php' , 'admin'); if (empty( $new_wp_login_php )) return $redirect_to; $redirect_to = str_replace('wp-login.php', $new_wp_login_php, $redirect_to); return $redirect_to; } function generic_string_replacement($text) { $text = $this->functions->content_urls_replacement($text, $this->functions->get_replacement_list() ); return $text; } function get_setting_value($setting_name, $module_setting ) { $setting_value = isset($this->settings['module_settings'][$setting_name]) ? $this->settings['module_settings'][$setting_name] : $module_setting['default_value']; //if radio input and value is empty, use default if ( empty ( $setting_value ) && $module_setting['input_type'] == 'radio' ) { $setting_value = $module_setting['default_value']; } return $setting_value; } function settings_changed() { //allow rewrite flush_rewrite_rules(); $this->functions->site_cache_clear(); } /* * Create a staitc file which contain specific variables and will be used in router * / function set_static_environment_file( $force_create = FALSE ) { $this->enironment_checked = TRUE; include_once(WPH_PATH . '/include/class.environment.php'); $WPH_Environment = new WPH_Environment(); if ( $WPH_Environment->is_correct_environment() ) return; $WPH_Environment->write_environment(); } function get_rewrite_rules( ) { $rules = ""; if($this->uninstall === TRUE) return $rules; $write_check_string = isset($this->settings['write_check_string']) ? $this->settings['write_check_string'] : ''; if ( empty ( $write_check_string ) ) return $rules; $processing_data = $this->get_components_rules(); //post-process the htaccess data $_rewrite_data = array(); $_page_refresh = FALSE; foreach($processing_data as $response) { if(isset($response['rewrite']) && !empty($response['rewrite'])) { $_rewrite_data[] = $response['rewrite']; } if(isset($response['page_refresh']) && $response['page_refresh'] === TRUE) $_page_refresh = TRUE; } $rules .= "#WriteCheckString:" . $write_check_string . "\n"; $rules .= "RewriteRule . - [E=HTTP_MOD_REWRITE:On]"; if(count($_rewrite_data) > 0) { foreach($_rewrite_data as $_htaccess_data_line) { $rules .= "\n" . $_htaccess_data_line; } } $rules = apply_filters('wp-hide/mod_rewrite_rules', $rules); $home_root = parse_url(home_url()); if ( isset( $home_root['path'] ) ) $home_root = trailingslashit($home_root['path']); else $home_root = '/'; $rules = "<IfModule mod_rewrite.c> \n" . "RewriteEngine On \n" . "RewriteBase ". $home_root ." \n" . $rules . "\n" . "</IfModule> \n"; return $rules; } /** * Maintain Environment file * / function environment_check( $force_check = FALSE ) { if ( $this->enironment_checked === TRUE ) return; include_once(WPH_PATH . '/include/class.environment.php'); $WPH_Environment = new WPH_Environment(); if ( $WPH_Environment->is_correct_environment() ) return; $WPH_Environment->write_environment(); } /* * Check if the mu-loader is deployed and up to date * * @param mixed $continue / function mu_loader_check() { if ( $this->functions->is_muloader() === FALSE ) { $status = $this->functions->copy_mu_loader(); if ( $status ) $this->maintenances['mu_loader'] = TRUE; return; } if ( $this->functions->is_muloader() && version_compare( WPH_MULOADER_VERSION, '1.3.4', '<' ) ) { $status = $this->functions->copy_mu_loader( TRUE ); if ( $status ) $this->maintenances['mu_loader'] = TRUE; } } function flush_rewrite_rules_hard( $continue ) { $home_path = $this->functions->get_home_path(); $htaccess_file = $home_path . DIRECTORY_SEPARATOR . '.htaccess'; //check if .htaccess file exists and is writable if( ! $this->functions->is_writable_htaccess_config_file( $htaccess_file )) return TRUE; $rules = $this->get_rewrite_rules(); //check if there's a # BEGIN WordPress and # END WordPress markers or create those to ensude plugin rules are put on top of Wordpress ones $file_content = file( $htaccess_file ); if( count( preg_grep("/.# BEGIN WordPress./i", $file_content) ) < 1 && count( preg_grep("/.# END WordPress./i", $file_content) ) < 1 ) { $this->functions->insert_with_markers_on_top( $htaccess_file, 'WordPress', '' ); } $this->functions->insert_with_markers_on_top( $htaccess_file, 'WP Hide & Security Enhancer', $rules, 'top' ); return TRUE; } function get_components_rules() { $processing_data = array(); //loop all module settings and run the callback functions foreach($this->modules as $module) { $module_settings = $this->functions->filter_settings( $module->get_module_settings(), TRUE ); //sort by processing order usort($module_settings, array($this->functions, 'array_sort_by_processing_order')); if(is_array($module_settings) && count($module_settings) > 0) foreach($module_settings as $module_setting) { $field_id = $module_setting['id']; $saved_field_value = isset( $this->settings['module_settings'][ $field_id ]) ? $this->settings['module_settings'][ $field_id ] : ''; $_class_instance = isset($module_setting['class_instance']) ? $module_setting['class_instance'] : $module; $_callback = isset($module_setting['callback_saved']) ? $module_setting['callback_saved'] : ''; if(empty($_callback)) $_callback = '_callback_saved_' . $field_id; if (method_exists($_class_instance, $_callback) && is_callable(array($_class_instance, $_callback))) { $module_mod_rewrite_rules = call_user_func(array($_class_instance, $_callback), $saved_field_value); $module_mod_rewrite_rules = apply_filters('wp-hide/module_mod_rewrite_rules', $module_mod_rewrite_rules, $_class_instance); $processing_data[] = $module_mod_rewrite_rules; } } } return $processing_data; } function iis7_url_rewrite_rules( $wp_rules ) { $home_path = get_home_path(); $web_config_file = $home_path . 'web.config'; //delete all WPH rules $this->iis7_delete_rewrite_rules($web_config_file); if($this->uninstall === TRUE) return $wp_rules; $processing_data = $this->get_components_rules(); //post-process the htaccess data $_rewrite_data = array(); $_page_refresh = FALSE; foreach($processing_data as $response) { if(isset($response['rewrite']) && !empty($response['rewrite'])) { $_rewrite_data[] = $response['rewrite']; } if(isset($response['page_refresh']) && $response['page_refresh'] === TRUE) $_page_refresh = TRUE; } $write_check_string = time() . '_' . mt_rand(100, 99999); $this->settings['write_check_string'] = $write_check_string; $this->functions->update_settings($this->settings); //add a write stricng $_writestring_rule = ' <rule name="wph-CheckString"> <!-- WriteCheckString:'. $write_check_string .' --> </rule>'; array_unshift($_rewrite_data, $_writestring_rule); $this->iis7_add_rewrite_rule( $_rewrite_data, $web_config_file ); return $wp_rules; } /* * Add a rewrite rule within specified file * * @param mixed $filename / function iis7_add_rewrite_rule( $rules, $filename ) { if (!is_array($rules) \|\| count($rules) < 1) return false; if ( ! class_exists( 'DOMDocument', false ) ) { return false; } // If configuration file does not exist then we create one. if ( ! file_exists($filename) ) { $fp = fopen( $filename, 'w'); fwrite($fp, '<configuration/>'); fclose($fp); } $doc = new DOMDocument(); $doc->preserveWhiteSpace = false; if ( $doc->load($filename) === false ) return false; $xpath = new DOMXPath($doc); // Check the XPath to the rewrite rule and create XML nodes if they do not exist $xmlnodes = $xpath->query('/configuration/system.webServer/rewrite/rules'); if ( $xmlnodes->length > 0 ) { $rules_node = $xmlnodes->item(0); } else { $rules_node = $doc->createElement('rules'); $xmlnodes = $xpath->query('/configuration/system.webServer/rewrite'); if ( $xmlnodes->length > 0 ) { $rewrite_node = $xmlnodes->item(0); $rewrite_node->appendChild($rules_node); } else { $rewrite_node = $doc->createElement('rewrite'); $rewrite_node->appendChild($rules_node); $xmlnodes = $xpath->query('/configuration/system.webServer'); if ( $xmlnodes->length > 0 ) { $system_webServer_node = $xmlnodes->item(0); $system_webServer_node->appendChild($rewrite_node); } else { $system_webServer_node = $doc->createElement('system.webServer'); $system_webServer_node->appendChild($rewrite_node); $xmlnodes = $xpath->query('/configuration'); if ( $xmlnodes->length > 0 ) { $config_node = $xmlnodes->item(0); $config_node->appendChild($system_webServer_node); } else { $config_node = $doc->createElement('configuration'); $doc->appendChild($config_node); $config_node->appendChild($system_webServer_node); } } } } //append before other rules $ref_node = $xpath->query('/configuration/system.webServer/rewrite/rules/rule[starts-with(@name,\'wordpress\')] \| /configuration/system.webServer/rewrite/rules/rule[starts-with(@name,\'WordPress\')]'); foreach($rules as $rule) { $rule_fragment = $doc->createDocumentFragment(); $rule_fragment->appendXML($rule); if($ref_node->length > 0) $rules_node->insertBefore($rule_fragment, $ref_node->item(0)); else $rules_node->appendChild($rule_fragment); } $doc->encoding = "UTF-8"; $doc->formatOutput = true; saveDomDocument($doc, $filename); return true; } /* * Delete all wph rules within specified filename * * @param mixed $filename / function iis7_delete_rewrite_rules( $filename ) { if ( ! file_exists($filename) ) return true; if ( ! class_exists( 'DOMDocument', false ) ) { return false; } $doc = new DOMDocument(); $doc->preserveWhiteSpace = false; if ( $doc -> load($filename) === false ) return false; $xpath = new DOMXPath($doc); $rules = $xpath->query('/configuration/system.webServer/rewrite/rules/rule[starts-with(@name,\'wph\')]'); if ( $rules->length > 0 ) { foreach($rules as $child) { $parent = $child->parentNode; $parent->removeChild($child); } $doc->formatOutput = true; saveDomDocument($doc, $filename); } return true; } function get_default_variables() { $this->default_variables['include_url'] = trailingslashit( site_url() ) . WPINC; $this->default_variables['template_url'] = get_bloginfo('template_url'); $this->default_variables['stylesheet_uri'] = get_stylesheet_directory_uri(); $this->default_variables['plugins_url'] = plugins_url(); $wp_upload_dir = wp_upload_dir(); $this->default_variables['upload_url'] = $wp_upload_dir['baseurl']; //catch the absolute siteurl in case wp folder is different than domain root $this->default_variables['wordpress_directory'] = ''; $this->default_variables['content_directory'] = ''; //content_directory $content_directory = str_replace(ABSPATH, "", WP_CONTENT_DIR); $content_directory = str_replace( '\\', '/', $content_directory ); $content_directory = trim($content_directory, '/ '); $this->default_variables['content_directory'] = '/' . $content_directory; $home_url = defined('WP_HOME') ? WP_HOME : get_option('home'); $home_url = untrailingslashit($home_url); //stripp the protocols to ensure there's no difference from home_ur to site_url $home_url = str_replace(array('http://', 'https://', 'http://www.', 'https://www.'), '', $home_url); $siteurl = defined('WP_HOME') ? WP_SITEURL : get_option('siteurl'); $siteurl = untrailingslashit($siteurl); //stripp the protocols to ensure there's no difference from home_ur to site_url $siteurl = str_replace(array('http://', 'https://', 'http://www.', 'https://www.'), '', $siteurl); $wp_directory = str_replace($home_url, "" , $siteurl); $wp_directory = trim(trim($wp_directory), '/'); if($wp_directory != '') { $this->default_variables['wordpress_directory'] = '/' . trim($wp_directory, '/'); } //used across modules $home_root = parse_url(home_url()); if ( isset( $home_root['path'] ) ) $home_root_path = trailingslashit($home_root['path']); else $home_root_path = '/'; $this->default_variables['site_relative_path'] = $home_root_path; //$this->default_variables['site_relative_path'] = rtrim ( $this->functions->get_url_path( rtrim( $siteurl, '/' ), FALSE, FALSE), '/' ); if ( empty ( $this->default_variables['site_relative_path'] ) ) $this->default_variables['site_relative_path'] = '/'; //themes url $this->templates_data['themes_url'] = trailingslashit( get_theme_root_uri() ); $all_templates = $this->functions->get_themes(); $all_templates = $this->functions->parse_themes_headers($all_templates); $stylesheet = get_option( 'stylesheet' ); $this->templates_data['use_child_theme'] = $this->functions->is_child_theme($stylesheet, $all_templates); $main_theme_directory = $this->functions->get_main_theme_directory($stylesheet, $all_templates); $this->templates_data['main'] = array(); $this->templates_data['main']['folder_name'] = $main_theme_directory; $this->templates_data['_template_' . $main_theme_directory] = 'main'; if($this->templates_data['use_child_theme']) { $this->templates_data['child'] = array(); $this->templates_data['child']['folder_name'] = $stylesheet; $this->templates_data['_template_' . $stylesheet] = 'child'; } } /* * Apply new changes for e-mail content too * * @param mixed $atts / function apply_for_wp_mail($atts) { if ( isset ($atts['message'] ) ) $atts['message'] = $this->functions->content_urls_replacement($atts['message'], $this->functions->get_replacement_list() ); return $atts; } /* * Add default Url Replacements * / function add_default_replacements() { do_action('wp-hide/add_default_replacements', $this->urls_replacement); } function switch_theme() { $this->disable_filters = TRUE; $this->get_default_variables(); //allow rewrite flush_rewrite_rules(); $this->disable_filters = FALSE; } function permalink_change_redirect() { $screen = get_current_screen(); if(empty($screen)) return; if($screen->base != "options-permalink") return; //recheck if the permalinks where sucesfully saved $this->custom_permalinks_applied = $this->functions->rewrite_rules_applied(); //ignore if permalinks are available if($this->custom_permalinks_applied === FALSE) return; $new_location = trailingslashit( site_url() ) . "wp-admin/options-permalink.php"; if($this->functions->is_permalink_enabled()) { $new_admin_url = $this->functions->get_module_item_setting('admin_url' , 'admin'); if(!empty($new_admin_url)) $new_location = trailingslashit( site_url() ) . $new_admin_url . "/options-permalink.php"; } $new_location .= '?settings-updated=true'; //no need to redirect if it's on the same path $request_uri = $_SERVER['REQUEST_URI']; $new_location_uri = $this->functions->get_url_path($new_location, TRUE); if($request_uri == $new_location_uri) return; wp_redirect( $new_location ); die(); } /* * General Plugins and Themes compatibility Handle * / function plugins_themes_compatibility() { include_once( WPH_PATH . '/include/class.compatibility.php' ); $compatibility_handler = new WPH_Compatibility(); } /* * Revert back the files urls to default WordPress * * @param mixed $post_id / function save_post( $post_id ) { if ( wp_is_post_revision( $post_id ) ) return; global $wpdb; //raw retrieve the post data $mysql_query = $wpdb->prepare( "SELECT FROM " . $wpdb->posts . " WHERE ID = %d", $post_id ); $post_data = $wpdb->get_row( $mysql_query ); $replacement_list = $this->functions->get_replacement_list(); //reverse the list $replacement_list = array_flip($replacement_list); //replace the urls $post_content = $this->functions->content_urls_replacement($post_data->post_content, $replacement_list ); //if there's a difference, update if ( $post_content != $post_data->post_content ) { $mysql_query = $wpdb->prepare( " UPDATE " . $wpdb->posts . " SET post_content = %s WHERE ID = %d", $post_content, $post_id); $result = $wpdb->get_results( $mysql_query ); } } /** * Restart the bufering if turned off already * */ function admin_print_footer_scripts() { if ( ob_get_level() < 1 ) ob_start( array($this, 'ob_start_callback')); } function log_save($text) { $myfile = fopen(WPH_PATH . "/debug.txt", "a") or die("Unable to open file!"); $txt = $text . "\n"; fwrite($myfile, $txt); fclose($myfile); } } ?>

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