* /* * Plugin Name: Name of Plugin * Plugin URI: Link to plugin information * Description: Plugin Description * Author: Plugin author's name * Author URI: Link to the author's web site * Version: Must be set in the plugin for WordPress 2.3+ * Text Domain: Optional. Unique identifier, should be same as the one used in * plugin_text_domain() * Domain Path: Optional. Only useful if the translations are located in a * folder above the plugin's base path. For example, if .mo files are * located in the locale folder then Domain Path will be "/locale/" and * must have the first slash. Defaults to the base folder the plugin is * located in. * * / # Remove the space to close comment * * * Plugin data returned array contains the following: * 'Name' - Name of the plugin, must be unique. * 'Title' - Title of the plugin and the link to the plugin's web site. * 'Description' - Description of what the plugin does and/or notes * from the author. * 'Author' - The author's name * 'AuthorURI' - The authors web site address. * 'Version' - The plugin version number. * 'PluginURI' - Plugin web site address. * 'TextDomain' - Plugin's text domain for localization. * 'DomainPath' - Plugin's relative directory path to .mo files. * * Some users have issues with opening large files and manipulating the contents * for want is usually the first 1kiB or 2kiB. This function stops pulling in * the plugin contents when it has all of the required plugin data. * * The first 8kiB of the file will be pulled in and if the plugin data is not * within that first 8kiB, then the plugin author should correct their plugin * and move the plugin data headers to the top. * * The plugin file is assumed to have permissions to allow for scripts to read * the file. This is not checked however and the file is only opened for * reading. * * @link http://trac.wordpress.org/ticket/5651 Previous Optimizations. * @link http://trac.wordpress.org/ticket/7372 Further and better Optimizations. * @since 1.5.0 * * @param string $plugin_file Path to the plugin file * @param bool $markup If the returned data should have HTML markup applied * @param bool $translate If the returned data should be translated * @return array See above for description. */ function get_plugin_data( $plugin_file, $markup = true, $translate = true ) { // We don't need to write to the file, so just open for reading. $fp = fopen($plugin_file, 'r'); // Pull only the first 8kiB of the file in. $plugin_data = fread( $fp, 8192 ); // PHP will close file handle, but we are good citizens. fclose($fp); preg_match( '|Plugin Name:(.*)$|mi', $plugin_data, $name ); preg_match( '|Plugin URI:(.*)$|mi', $plugin_data, $uri ); preg_match( '|Version:(.*)|i', $plugin_data, $version ); preg_match( '|Description:(.*)$|mi', $plugin_data, $description ); preg_match( '|Author:(.*)$|mi', $plugin_data, $author_name ); preg_match( '|Author URI:(.*)$|mi', $plugin_data, $author_uri ); preg_match( '|Text Domain:(.*)$|mi', $plugin_data, $text_domain ); preg_match( '|Domain Path:(.*)$|mi', $plugin_data, $domain_path ); foreach ( array( 'name', 'uri', 'version', 'description', 'author_name', 'author_uri', 'text_domain', 'domain_path' ) as $field ) { if ( !empty( ${$field} ) ) ${$field} = trim(${$field}[1]); else ${$field} = ''; } $plugin_data = array( 'Name' => $name, 'Title' => $name, 'PluginURI' => $uri, 'Description' => $description, 'Author' => $author_name, 'AuthorURI' => $author_uri, 'Version' => $version, 'TextDomain' => $text_domain, 'DomainPath' => $domain_path ); if ( $markup || $translate ) $plugin_data = _get_plugin_data_markup_translate($plugin_data, $markup, $translate); return $plugin_data; } function _get_plugin_data_markup_translate($plugin_data, $markup = true, $translate = true) { //Translate fields if( $translate && ! empty($plugin_data['TextDomain']) ) { if( ! empty( $plugin_data['DomainPath'] ) ) load_plugin_textdomain($plugin_data['TextDomain'], dirname($plugin_file). $plugin_data['DomainPath']); else load_plugin_textdomain($plugin_data['TextDomain'], dirname($plugin_file)); foreach ( array('Name', 'PluginURI', 'Description', 'Author', 'AuthorURI', 'Version') as $field ) $plugin_data[ $field ] = translate($plugin_data[ $field ], $plugin_data['TextDomain']); } //Apply Markup if ( $markup ) { if ( ! empty($plugin_data['PluginURI']) && ! empty($plugin_data['Name']) ) $plugin_data['Title'] = '' . $plugin_data['Name'] . ''; else $plugin_data['Title'] = $plugin_data['Name']; if ( ! empty($plugin_data['AuthorURI']) ) $plugin_data['Author'] = '' . $plugin_data['Author'] . ''; $plugin_data['Description'] = $plugin_data['Description']; if( ! empty($plugin_data['Author']) ) $plugin_data['Description'] .= ' ' . sprintf( __('By %s'), $plugin_data['Author'] ) . '.'; } $plugins_allowedtags = array('a' => array('href' => array(),'title' => array()),'abbr' => array('title' => array()),'acronym' => array('title' => array()),'code' => array(),'em' => array(),'strong' => array()); // Sanitize all displayed data $plugin_data['Title'] = wp_kses($plugin_data['Title'], $plugins_allowedtags); $plugin_data['Version'] = wp_kses($plugin_data['Version'], $plugins_allowedtags); $plugin_data['Description'] = wp_kses($plugin_data['Description'], $plugins_allowedtags); $plugin_data['Author'] = wp_kses($plugin_data['Author'], $plugins_allowedtags); return $plugin_data; } /** * Check the plugins directory and retrieve all plugin files with plugin data. * * WordPress only supports plugin files in the base plugins directory * (wp-content/plugins) and in one directory above the plugins directory * (wp-content/plugins/my-plugin). The file it looks for has the plugin data and * must be found in those two locations. It is recommended that do keep your * plugin files in directories. * * The file with the plugin data is the file that will be included and therefore * needs to have the main execution for the plugin. This does not mean * everything must be contained in the file and it is recommended that the file * be split for maintainability. Keep everything in one file for extreme * optimization purposes. * * @since unknown * * @param string $plugin_folder Optional. Relative path to single plugin folder. * @return array Key is the plugin file path and the value is an array of the plugin data. */ function get_plugins($plugin_folder = '') { if ( ! $cache_plugins = wp_cache_get('plugins', 'plugins') ) $cache_plugins = array(); if ( isset($cache_plugins[ $plugin_folder ]) ) return $cache_plugins[ $plugin_folder ]; $wp_plugins = array (); $plugin_root = WP_PLUGIN_DIR; if( !empty($plugin_folder) ) $plugin_root .= $plugin_folder; // Files in wp-content/plugins directory $plugins_dir = @ opendir( $plugin_root); if ( $plugins_dir ) { while (($file = readdir( $plugins_dir ) ) !== false ) { if ( substr($file, 0, 1) == '.' ) continue; if ( is_dir( $plugin_root.'/'.$file ) ) { $plugins_subdir = @ opendir( $plugin_root.'/'.$file ); if ( $plugins_subdir ) { while (($subfile = readdir( $plugins_subdir ) ) !== false ) { if ( substr($subfile, 0, 1) == '.' ) continue; if ( substr($subfile, -4) == '.php' ) $plugin_files[] = "$file/$subfile"; } } } else { if ( substr($file, -4) == '.php' ) $plugin_files[] = $file; } } } @closedir( $plugins_dir ); @closedir( $plugins_subdir ); if ( !$plugins_dir || !$plugin_files ) return $wp_plugins; foreach ( $plugin_files as $plugin_file ) { if ( !is_readable( "$plugin_root/$plugin_file" ) ) continue; $plugin_data = get_plugin_data( "$plugin_root/$plugin_file", false, false ); //Do not apply markup/translate as it'll be cached. if ( empty ( $plugin_data['Name'] ) ) continue; $wp_plugins[plugin_basename( $plugin_file )] = $plugin_data; } uasort( $wp_plugins, create_function( '$a, $b', 'return strnatcasecmp( $a["Name"], $b["Name"] );' )); $cache_plugins[ $plugin_folder ] = $wp_plugins; wp_cache_set('plugins', $cache_plugins, 'plugins'); return $wp_plugins; } /** * Check whether the plugin is active by checking the active_plugins list. * * @since 2.5.0 * * @param string $plugin Base plugin path from plugins directory. * @return bool True, if in the active plugins list. False, not in the list. */ function is_plugin_active($plugin) { return in_array($plugin, get_option('active_plugins')); } /** * Attempts activation of plugin in a "sandbox" and redirects on success. * * A plugin that is already activated will not attempt to be activated again. * * The way it works is by setting the redirection to the error before trying to * include the plugin file. If the plugin fails, then the redirection will not * be overwritten with the success message. Also, the options will not be * updated and the activation hook will not be called on plugin error. * * It should be noted that in no way the below code will actually prevent errors * within the file. The code should not be used elsewhere to replicate the * "sandbox", which uses redirection to work. * {@source 13 1} * * If any errors are found or text is outputted, then it will be captured to * ensure that the success redirection will update the error redirection. * * @since unknown * * @param string $plugin Plugin path to main plugin file with plugin data. * @param string $redirect Optional. URL to redirect to. * @return WP_Error|null WP_Error on invalid file or null on success. */ function activate_plugin($plugin, $redirect = '') { $current = get_option('active_plugins'); $plugin = plugin_basename(trim($plugin)); $valid = validate_plugin($plugin); if ( is_wp_error($valid) ) return $valid; if ( !in_array($plugin, $current) ) { if ( !empty($redirect) ) wp_redirect(add_query_arg('_error_nonce', wp_create_nonce('plugin-activation-error_' . $plugin), $redirect)); // we'll override this later if the plugin can be included without fatal error ob_start(); @include(WP_PLUGIN_DIR . '/' . $plugin); $current[] = $plugin; sort($current); update_option('active_plugins', $current); do_action('activate_' . $plugin); ob_end_clean(); } return null; } /** * Deactivate a single plugin or multiple plugins. * * The deactivation hook is disabled by the plugin upgrader by using the $silent * parameter. * * @since unknown * * @param string|array $plugins Single plugin or list of plugins to deactivate. * @param bool $silent Optional, default is false. Prevent calling deactivate hook. */ function deactivate_plugins($plugins, $silent= false) { $current = get_option('active_plugins'); if ( !is_array($plugins) ) $plugins = array($plugins); foreach ( $plugins as $plugin ) { $plugin = plugin_basename($plugin); if( ! is_plugin_active($plugin) ) continue; array_splice($current, array_search( $plugin, $current), 1 ); // Fixed Array-fu! if ( ! $silent ) //Used by Plugin updater to internally deactivate plugin, however, not to notify plugins of the fact to prevent plugin output. do_action('deactivate_' . trim( $plugin )); } update_option('active_plugins', $current); } /** * Activate multiple plugins. * * When WP_Error is returned, it does not mean that one of the plugins had * errors. It means that one or more of the plugins file path was invalid. * * The execution will be halted as soon as one of the plugins has an error. * * @since unknown * * @param string|array $plugins * @param string $redirect Redirect to page after successful activation. * @return bool|WP_Error True when finished or WP_Error if there were errors during a plugin activation. */ function activate_plugins($plugins, $redirect = '') { if ( !is_array($plugins) ) $plugins = array($plugins); $errors = array(); foreach ( (array) $plugins as $plugin ) { if ( !empty($redirect) ) $redirect = add_query_arg('plugin', $plugin, $redirect); $result = activate_plugin($plugin, $redirect); if ( is_wp_error($result) ) $errors[$plugin] = $result; } if ( !empty($errors) ) return new WP_Error('plugins_invalid', __('One of the plugins is invalid.'), $errors); return true; } function validate_active_plugins() { $check_plugins = get_option('active_plugins'); // Sanity check. If the active plugin list is not an array, make it an // empty array. if ( !is_array($check_plugins) ) { update_option('active_plugins', array()); return; } //Invalid is any plugin that is deactivated due to error. $invalid = array(); // If a plugin file does not exist, remove it from the list of active // plugins. foreach ( $check_plugins as $check_plugin ) { $result = validate_plugin($check_plugin); if ( is_wp_error( $result ) ) { $invalid[$check_plugin] = $result; deactivate_plugins( $check_plugin, true); } } return $invalid; } /** * Validate the plugin path. * * Checks that the file exists and {@link validate_file() is valid file}. * * @since unknown * * @param string $plugin Plugin Path * @return WP_Error|int 0 on success, WP_Error on failure. */ function validate_plugin($plugin) { if ( validate_file($plugin) ) return new WP_Error('plugin_invalid', __('Invalid plugin path.')); if ( ! file_exists(WP_PLUGIN_DIR . '/' . $plugin) ) return new WP_Error('plugin_not_found', __('Plugin file does not exist.')); return 0; } // // Menu // function add_menu_page( $page_title, $menu_title, $access_level, $file, $function = '', $icon_url = '' ) { global $menu, $admin_page_hooks; $file = plugin_basename( $file ); $admin_page_hooks[$file] = sanitize_title( $menu_title ); $hookname = get_plugin_page_hookname( $file, '' ); if (!empty ( $function ) && !empty ( $hookname )) add_action( $hookname, $function ); if ( empty($icon_url) ) $icon_url = 'images/generic.svg'; $menu[] = array ( $menu_title, $access_level, $file, $page_title, 'menu-top ' . $hookname, $hookname, $icon_url ); return $hookname; } function add_object_page( $page_title, $menu_title, $access_level, $file, $function = '', $icon_url = '') { global $menu, $admin_page_hooks, $_wp_last_object_menu; $file = plugin_basename( $file ); $admin_page_hooks[$file] = sanitize_title( $menu_title ); $hookname = get_plugin_page_hookname( $file, '' ); if (!empty ( $function ) && !empty ( $hookname )) add_action( $hookname, $function ); if ( empty($icon_url) ) $icon_url = 'images/generic.svg'; $_wp_last_object_menu++; $menu[$_wp_last_object_menu] = array ( $menu_title, $access_level, $file, $page_title, 'menu-top ' . $hookname, $hookname, $icon_url ); return $hookname; } function add_utility_page( $page_title, $menu_title, $access_level, $file, $function = '', $icon_url = '') { global $menu, $admin_page_hooks, $_wp_last_utility_menu; $file = plugin_basename( $file ); $admin_page_hooks[$file] = sanitize_title( $menu_title ); $hookname = get_plugin_page_hookname( $file, '' ); if (!empty ( $function ) && !empty ( $hookname )) add_action( $hookname, $function ); if ( empty($icon_url) ) $icon_url = 'images/generic.svg'; $_wp_last_utility_menu++; $menu[$_wp_last_utility_menu] = array ( $menu_title, $access_level, $file, $page_title, 'menu-top ' . $hookname, $hookname, $icon_url ); return $hookname; } function add_submenu_page( $parent, $page_title, $menu_title, $access_level, $file, $function = '' ) { global $submenu; global $menu; global $_wp_real_parent_file; global $_wp_submenu_nopriv; $file = plugin_basename( $file ); $parent = plugin_basename( $parent); if ( isset( $_wp_real_parent_file[$parent] ) ) $parent = $_wp_real_parent_file[$parent]; if ( !current_user_can( $access_level ) ) { $_wp_submenu_nopriv[$parent][$file] = true; return false; } // If the parent doesn't already have a submenu, add a link to the parent // as the first item in the submenu. If the submenu file is the same as the // parent file someone is trying to link back to the parent manually. In // this case, don't automatically add a link back to avoid duplication. if (!isset( $submenu[$parent] ) && $file != $parent ) { foreach ( $menu as $parent_menu ) { if ( $parent_menu[2] == $parent && current_user_can( $parent_menu[1] ) ) $submenu[$parent][] = $parent_menu; } } $submenu[$parent][] = array ( $menu_title, $access_level, $file, $page_title ); $hookname = get_plugin_page_hookname( $file, $parent); if (!empty ( $function ) && !empty ( $hookname )) add_action( $hookname, $function ); return $hookname; } /** * Add sub menu page to the tools main menu. * * @param string $page_title * @param unknown_type $menu_title * @param unknown_type $access_level * @param unknown_type $file * @param unknown_type $function * @return unknown */ function add_management_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'tools.php', $page_title, $menu_title, $access_level, $file, $function ); } function add_options_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'options-general.php', $page_title, $menu_title, $access_level, $file, $function ); } function add_theme_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'themes.php', $page_title, $menu_title, $access_level, $file, $function ); } function add_users_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { if ( current_user_can('edit_users') ) $parent = 'users.php'; else $parent = 'profile.php'; return add_submenu_page( $parent, $page_title, $menu_title, $access_level, $file, $function ); } function add_dashboard_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'index.php', $page_title, $menu_title, $access_level, $file, $function ); } function add_posts_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'edit.php', $page_title, $menu_title, $access_level, $file, $function ); } function add_media_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'upload.php', $page_title, $menu_title, $access_level, $file, $function ); } function add_links_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'link-manager.php', $page_title, $menu_title, $access_level, $file, $function ); } function add_pages_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'edit-pages.php', $page_title, $menu_title, $access_level, $file, $function ); } function add_comments_page( $page_title, $menu_title, $access_level, $file, $function = '' ) { return add_submenu_page( 'edit-comments.php', $page_title, $menu_title, $access_level, $file, $function ); } // // Pluggable Menu Support -- Private // function get_admin_page_parent( $parent = '' ) { global $parent_file; global $menu; global $submenu; global $pagenow; global $plugin_page; global $_wp_real_parent_file; global $_wp_menu_nopriv; global $_wp_submenu_nopriv; if ( !empty ( $parent ) && 'admin.php' != $parent ) { if ( isset( $_wp_real_parent_file[$parent] ) ) $parent = $_wp_real_parent_file[$parent]; return $parent; } if ( $pagenow == 'admin.php' && isset( $plugin_page ) ) { foreach ( $menu as $parent_menu ) { if ( $parent_menu[2] == $plugin_page ) { $parent_file = $plugin_page; if ( isset( $_wp_real_parent_file[$parent_file] ) ) $parent_file = $_wp_real_parent_file[$parent_file]; return $parent_file; } } if ( isset( $_wp_menu_nopriv[$plugin_page] ) ) { $parent_file = $plugin_page; if ( isset( $_wp_real_parent_file[$parent_file] ) ) $parent_file = $_wp_real_parent_file[$parent_file]; return $parent_file; } } if ( isset( $plugin_page ) && isset( $_wp_submenu_nopriv[$pagenow][$plugin_page] ) ) { $parent_file = $pagenow; if ( isset( $_wp_real_parent_file[$parent_file] ) ) $parent_file = $_wp_real_parent_file[$parent_file]; return $parent_file; } foreach (array_keys( $submenu ) as $parent) { foreach ( $submenu[$parent] as $submenu_array ) { if ( isset( $_wp_real_parent_file[$parent] ) ) $parent = $_wp_real_parent_file[$parent]; if ( $submenu_array[2] == $pagenow ) { $parent_file = $parent; return $parent; } else if ( isset( $plugin_page ) && ($plugin_page == $submenu_array[2] ) ) { $parent_file = $parent; return $parent; } } } if ( empty($parent_file) ) $parent_file = ''; return ''; } function get_admin_page_title() { global $title; global $menu; global $submenu; global $pagenow; global $plugin_page; if ( isset( $title ) && !empty ( $title ) ) { return $title; } $hook = get_plugin_page_hook( $plugin_page, $pagenow ); $parent = $parent1 = get_admin_page_parent(); if ( empty ( $parent) ) { foreach ( $menu as $menu_array ) { if ( isset( $menu_array[3] ) ) { if ( $menu_array[2] == $pagenow ) { $title = $menu_array[3]; return $menu_array[3]; } else if ( isset( $plugin_page ) && ($plugin_page == $menu_array[2] ) && ($hook == $menu_array[3] ) ) { $title = $menu_array[3]; return $menu_array[3]; } } else { $title = $menu_array[0]; return $title; } } } else { foreach (array_keys( $submenu ) as $parent) { foreach ( $submenu[$parent] as $submenu_array ) { if ( isset( $plugin_page ) && ($plugin_page == $submenu_array[2] ) && (($parent == $pagenow ) || ($parent == $plugin_page ) || ($plugin_page == $hook ) || (($pagenow == 'admin.php' ) && ($parent1 != $submenu_array[2] ) ) ) ) { $title = $submenu_array[3]; return $submenu_array[3]; } if ( $submenu_array[2] != $pagenow || isset( $_GET['page'] ) ) // not the current page continue; if ( isset( $submenu_array[3] ) ) { $title = $submenu_array[3]; return $submenu_array[3]; } else { $title = $submenu_array[0]; return $title; } } } } return $title; } function get_plugin_page_hook( $plugin_page, $parent_page ) { $hook = get_plugin_page_hookname( $plugin_page, $parent_page ); if ( has_action($hook) ) return $hook; else return null; } function get_plugin_page_hookname( $plugin_page, $parent_page ) { global $admin_page_hooks; $parent = get_admin_page_parent( $parent_page ); $page_type = 'admin'; if ( empty ( $parent_page ) || 'admin.php' == $parent_page || isset( $admin_page_hooks[$plugin_page] ) ) { if ( isset( $admin_page_hooks[$plugin_page] ) ) $page_type = 'toplevel'; else if ( isset( $admin_page_hooks[$parent] )) $page_type = $admin_page_hooks[$parent]; } else if ( isset( $admin_page_hooks[$parent] ) ) { $page_type = $admin_page_hooks[$parent]; } $plugin_name = preg_replace( '!\.php!', '', $plugin_page ); return $page_type.'_page_'.$plugin_name; } function user_can_access_admin_page() { global $pagenow; global $menu; global $submenu; global $_wp_menu_nopriv; global $_wp_submenu_nopriv; global $plugin_page; $parent = get_admin_page_parent(); if ( isset( $_wp_submenu_nopriv[$parent][$pagenow] ) ) return false; if ( isset( $plugin_page ) && isset( $_wp_submenu_nopriv[$parent][$plugin_page] ) ) return false; if ( empty( $parent) ) { if ( isset( $_wp_menu_nopriv[$pagenow] ) ) return false; if ( isset( $_wp_submenu_nopriv[$pagenow][$pagenow] ) ) return false; if ( isset( $plugin_page ) && isset( $_wp_submenu_nopriv[$pagenow][$plugin_page] ) ) return false; foreach (array_keys( $_wp_submenu_nopriv ) as $key ) { if ( isset( $_wp_submenu_nopriv[$key][$pagenow] ) ) return false; if ( isset( $plugin_page ) && isset( $_wp_submenu_nopriv[$key][$plugin_page] ) ) return false; } return true; } if ( isset( $submenu[$parent] ) ) { foreach ( $submenu[$parent] as $submenu_array ) { if ( isset( $plugin_page ) && ( $submenu_array[2] == $plugin_page ) ) { if ( current_user_can( $submenu_array[1] )) return true; else return false; } else if ( $submenu_array[2] == $pagenow ) { if ( current_user_can( $submenu_array[1] )) return true; else return false; } } } foreach ( $menu as $menu_array ) { if ( $menu_array[2] == $parent) { if ( current_user_can( $menu_array[1] )) return true; else return false; } } return true; } /* Whitelist functions */ /** * Register a setting and its sanitization callback * * @since 2.7.0 * * @param string $option_group A settings group name. Can be anything. * @param string $option_name The name of an option to sanitize and save. * @param unknown_type $sanitize_callback A callback function that sanitizes the option's value. * @return unknown */ function register_setting($option_group, $option_name, $sanitize_callback = '') { return add_option_update_handler($option_group, $option_name, $sanitize_callback); } /** * Unregister a setting * * @since 2.7.0 * * @param unknown_type $option_group * @param unknown_type $option_name * @param unknown_type $sanitize_callback * @return unknown */ function unregister_setting($option_group, $option_name, $sanitize_callback = '') { return remove_option_update_handler($option_group, $option_name, $sanitize_callback); } /** * {@internal Missing Short Description}} * * @since unknown * * @param unknown_type $option_group * @param unknown_type $option_name * @param unknown_type $sanitize_callback */ function add_option_update_handler($option_group, $option_name, $sanitize_callback = '') { global $new_whitelist_options; $new_whitelist_options[ $option_group ][] = $option_name; if ( $sanitize_callback != '' ) add_filter( "sanitize_option_{$option_name}", $sanitize_callback ); } /** * {@internal Missing Short Description}} * * @since unknown * * @param unknown_type $option_group * @param unknown_type $option_name * @param unknown_type $sanitize_callback */ function remove_option_update_handler($option_group, $option_name, $sanitize_callback = '') { global $new_whitelist_options; $pos = array_search( $option_name, $new_whitelist_options ); if ( $pos !== false ) unset( $new_whitelist_options[ $option_group ][ $pos ] ); if ( $sanitize_callback != '' ) remove_filter( "sanitize_option_{$option_name}", $sanitize_callback ); } /** * {@internal Missing Short Description}} * * @since unknown * * @param unknown_type $options * @return unknown */ function option_update_filter( $options ) { global $new_whitelist_options; if ( is_array( $new_whitelist_options ) ) $options = add_option_whitelist( $new_whitelist_options, $options ); return $options; } add_filter( 'whitelist_options', 'option_update_filter' ); /** * {@internal Missing Short Description}} * * @since unknown * * @param unknown_type $new_options * @param unknown_type $options * @return unknown */ function add_option_whitelist( $new_options, $options = '' ) { if( $options == '' ) { global $whitelist_options; } else { $whitelist_options = $options; } foreach( $new_options as $page => $keys ) { foreach( $keys as $key ) { if ( !isset($whitelist_options[ $page ]) || !is_array($whitelist_options[ $page ]) ) { $whitelist_options[ $page ] = array(); $whitelist_options[ $page ][] = $key; } else { $pos = array_search( $key, $whitelist_options[ $page ] ); if ( $pos === false ) $whitelist_options[ $page ][] = $key; } } } return $whitelist_options; } /** * {@internal Missing Short Description}} * * @since unknown * * @param unknown_type $del_options * @param unknown_type $options * @return unknown */ function remove_option_whitelist( $del_options, $options = '' ) { if( $options == '' ) { global $whitelist_options; } else { $whitelist_options = $options; } foreach( $del_options as $page => $keys ) { foreach( $keys as $key ) { $pos = array_search( $key, $whitelist_options[ $page ] ); if( $pos !== false ) unset( $whitelist_options[ $page ][ $pos ] ); } } return $whitelist_options; } /** * Output nonce, action, and option_page fields for a settings page. * * @since 2.7.0 * * @param string $option_group A settings group name. This should match the group name used in register_setting(). */ function settings_fields($option_group) { echo ""; echo ''; wp_nonce_field("$option_group-options"); } ?>