e option is enabled if ( get_option( 'hack_file' ) && file_exists( ABSPATH . 'my-hacks.php' ) ) { _deprecated_file( 'my-hacks.php', '1.5.0' ); array_unshift( $plugins, ABSPATH . 'my-hacks.php' ); } if ( empty( $active_plugins ) || wp_installing() ) return $plugins; $network_plugins = is_multisite() ? wp_get_active_network_plugins() : false; foreach ( $active_plugins as $plugin ) { if ( ! validate_file( $plugin ) // $plugin must validate as file && '.php' == substr( $plugin, -4 ) // $plugin must end with '.php' && file_exists( WP_PLUGIN_DIR . '/' . $plugin ) // $plugin must exist // not already included as a network plugin && ( ! $network_plugins || ! in_array( WP_PLUGIN_DIR . '/' . $plugin, $network_plugins ) ) ) $plugins[] = WP_PLUGIN_DIR . '/' . $plugin; } return $plugins; } /** * Set internal encoding. * * In most cases the default internal encoding is latin1, which is * of no use, since we want to use the `mb_` functions for `utf-8` strings. * * @since 3.0.0 * @access private */ function wp_set_internal_encoding() { if ( function_exists( 'mb_internal_encoding' ) ) { $charset = get_option( 'blog_charset' ); if ( ! $charset || ! @mb_internal_encoding( $charset ) ) mb_internal_encoding( 'UTF-8' ); } } /** * Add magic quotes to `$_GET`, `$_POST`, `$_COOKIE`, and `$_SERVER`. * * Also forces `$_REQUEST` to be `$_GET + $_POST`. If `$_SERVER`, * `$_COOKIE`, or `$_ENV` are needed, use those superglobals directly. * * @since 3.0.0 * @access private */ function wp_magic_quotes() { // If already slashed, strip. if ( get_magic_quotes_gpc() ) { $_GET = stripslashes_deep( $_GET ); $_POST = stripslashes_deep( $_POST ); $_COOKIE = stripslashes_deep( $_COOKIE ); } // Escape with wpdb. $_GET = add_magic_quotes( $_GET ); $_POST = add_magic_quotes( $_POST ); $_COOKIE = add_magic_quotes( $_COOKIE ); $_SERVER = add_magic_quotes( $_SERVER ); // Force REQUEST to be GET + POST. $_REQUEST = array_merge( $_GET, $_POST ); } /** * Runs just before PHP shuts down execution. * * @since 1.2.0 * @access private */ function shutdown_action_hook() { /** * Fires just before PHP shuts down execution. * * @since 1.2.0 */ do_action( 'shutdown' ); wp_cache_close(); } /** * Copy an object. * * @since 2.7.0 * @deprecated 3.2.0 * * @param object $object The object to clone. * @return object The cloned object. */ function wp_clone( $object ) { // Use parens for clone to accommodate PHP 4. See #17880 return clone( $object ); } /** * Whether the current request is for an administrative interface page. * * Does not check if the user is an administrator; current_user_can() * for checking roles and capabilities. * * @since 1.5.1 * * @global WP_Screen $current_screen * * @return bool True if inside WordPress administration interface, false otherwise. */ function is_admin() { if ( isset( $GLOBALS['current_screen'] ) ) return $GLOBALS['current_screen']->in_admin(); elseif ( defined( 'WP_ADMIN' ) ) return WP_ADMIN; return false; } /** * Whether the current request is for a site's admininstrative interface. * * e.g. `/wp-admin/` * * Does not check if the user is an administrator; current_user_can() * for checking roles and capabilities. * * @since 3.1.0 * * @global WP_Screen $current_screen * * @return bool True if inside WordPress blog administration pages. */ function is_blog_admin() { if ( isset( $GLOBALS['current_screen'] ) ) return $GLOBALS['current_screen']->in_admin( 'site' ); elseif ( defined( 'WP_BLOG_ADMIN' ) ) return WP_BLOG_ADMIN; return false; } /** * Whether the current request is for the network administrative interface. * * e.g. `/wp-admin/network/` * * Does not check if the user is an administrator; current_user_can() * for checking roles and capabilities. * * @since 3.1.0 * * @global WP_Screen $current_screen * * @return bool True if inside WordPress network administration pages. */ function is_network_admin() { if ( isset( $GLOBALS['current_screen'] ) ) return $GLOBALS['current_screen']->in_admin( 'network' ); elseif ( defined( 'WP_NETWORK_ADMIN' ) ) return WP_NETWORK_ADMIN; return false; } /** * Whether the current request is for a user admin screen. * * e.g. `/wp-admin/user/` * * Does not inform on whether the user is an admin! Use capability * checks to tell if the user should be accessing a section or not * current_user_can(). * * @since 3.1.0 * * @global WP_Screen $current_screen * * @return bool True if inside WordPress user administration pages. */ function is_user_admin() { if ( isset( $GLOBALS['current_screen'] ) ) return $GLOBALS['current_screen']->in_admin( 'user' ); elseif ( defined( 'WP_USER_ADMIN' ) ) return WP_USER_ADMIN; return false; } /** * If Multisite is enabled. * * @since 3.0.0 * * @return bool True if Multisite is enabled, false otherwise. */ function is_multisite() { if ( defined( 'MULTISITE' ) ) return MULTISITE; if ( defined( 'SUBDOMAIN_INSTALL' ) || defined( 'VHOST' ) || defined( 'SUNRISE' ) ) return true; return false; } /** * Retrieve the current site ID. * * @since 3.1.0 * * @global int $blog_id * * @return int Site ID. */ function get_current_blog_id() { global $blog_id; return absint($blog_id); } /** * Retrieves the current network ID. * * @since 4.6.0 * * @return int The ID of the current network. */ function get_current_network_id() { if ( ! is_multisite() ) { return 1; } $current_network = get_network(); if ( ! isset( $current_network->id ) ) { return get_main_network_id(); } return absint( $current_network->id ); } /** * Attempt an early load of translations. * * Used for errors encountered during the initial loading process, before * the locale has been properly detected and loaded. * * Designed for unusual load sequences (like setup-config.php) or for when * the script will then terminate with an error, otherwise there is a risk * that a file can be double-included. * * @since 3.4.0 * @access private * * @global WP_Locale $wp_locale The WordPress date and time locale object. * * @staticvar bool $loaded */ function wp_load_translations_early() { global $wp_locale; static $loaded = false; if ( $loaded ) return; $loaded = true; if ( function_exists( 'did_action' ) && did_action( 'init' ) ) return; // We need $wp_local_package require ABSPATH . WPINC . '/version.php'; // Translation and localization require_once ABSPATH . WPINC . '/pomo/mo.php'; require_once ABSPATH . WPINC . '/l10n.php'; require_once ABSPATH . WPINC . '/class-wp-locale.php'; require_once ABSPATH . WPINC . '/class-wp-locale-switcher.php'; // General libraries require_once ABSPATH . WPINC . '/plugin.php'; $locales = $locations = array(); while ( true ) { if ( defined( 'WPLANG' ) ) { if ( '' == WPLANG ) break; $locales[] = WPLANG; } if ( isset( $wp_local_package ) ) $locales[] = $wp_local_package; if ( ! $locales ) break; if ( defined( 'WP_LANG_DIR' ) && @is_dir( WP_LANG_DIR ) ) $locations[] = WP_LANG_DIR; if ( defined( 'WP_CONTENT_DIR' ) && @is_dir( WP_CONTENT_DIR . '/languages' ) ) $locations[] = WP_CONTENT_DIR . '/languages'; if ( @is_dir( ABSPATH . 'wp-content/languages' ) ) $locations[] = ABSPATH . 'wp-content/languages'; if ( @is_dir( ABSPATH . WPINC . '/languages' ) ) $locations[] = ABSPATH . WPINC . '/languages'; if ( ! $locations ) break; $locations = array_unique( $locations ); foreach ( $locales as $locale ) { foreach ( $locations as $location ) { if ( file_exists( $location . '/' . $locale . '.mo' ) ) { load_textdomain( 'default', $location . '/' . $locale . '.mo' ); if ( defined( 'WP_SETUP_CONFIG' ) && file_exists( $location . '/admin-' . $locale . '.mo' ) ) load_textdomain( 'default', $location . '/admin-' . $locale . '.mo' ); break 2; } } } break; } $wp_locale = new WP_Locale(); } /** * Check or set whether WordPress is in "installation" mode. * * If the `WP_INSTALLING` constant is defined during the bootstrap, `wp_installing()` will default to `true`. * * @since 4.4.0 * * @staticvar bool $installing * * @param bool $is_installing Optional. True to set WP into Installing mode, false to turn Installing mode off. * Omit this parameter if you only want to fetch the current status. * @return bool True if WP is installing, otherwise false. When a `$is_installing` is passed, the function will * report whether WP was in installing mode prior to the change to `$is_installing`. */ function wp_installing( $is_installing = null ) { static $installing = null; // Support for the `WP_INSTALLING` constant, defined before WP is loaded. if ( is_null( $installing ) ) { $installing = defined( 'WP_INSTALLING' ) && WP_INSTALLING; } if ( ! is_null( $is_installing ) ) { $old_installing = $installing; $installing = $is_installing; return (bool) $old_installing; } return (bool) $installing; } /** * Determines if SSL is used. * * @since 2.6.0 * @since 4.6.0 Moved from functions.php to load.php. * * @return bool True if SSL, otherwise false. */ function is_ssl() { if ( isset( $_SERVER['HTTPS'] ) ) { if ( 'on' == strtolower( $_SERVER['HTTPS'] ) ) { return true; } if ( '1' == $_SERVER['HTTPS'] ) { return true; } } elseif ( isset($_SERVER['SERVER_PORT'] ) && ( '443' == $_SERVER['SERVER_PORT'] ) ) { return true; } return false; } /** * Converts a shorthand byte value to an integer byte value. * * @since 2.3.0 * @since 4.6.0 Moved from media.php to load.php. * * @link https://secure.php.net/manual/en/function.ini-get.php * @link https://secure.php.net/manual/en/faq.using.php#faq.using.shorthandbytes * * @param string $value A (PHP ini) byte value, either shorthand or ordinary. * @return int An integer byte value. */ function wp_convert_hr_to_bytes( $value ) { $value = strtolower( trim( $value ) ); $bytes = (int) $value; if ( false !== strpos( $value, 'g' ) ) { $bytes *= GB_IN_BYTES; } elseif ( false !== strpos( $value, 'm' ) ) { $bytes *= MB_IN_BYTES; } elseif ( false !== strpos( $value, 'k' ) ) { $bytes *= KB_IN_BYTES; } // Deal with large (float) values which run into the maximum integer size. return min( $bytes, PHP_INT_MAX ); } /** * Determines whether a PHP ini value is changeable at runtime. * * @since 4.6.0 * * @link https://secure.php.net/manual/en/function.ini-get-all.php * * @param string $setting The name of the ini setting to check. * @return bool True if the value is changeable at runtime. False otherwise. */ function wp_is_ini_value_changeable( $setting ) { static $ini_all; if ( ! isset( $ini_all ) ) { $ini_all = false; // Sometimes `ini_get_all()` is disabled via the `disable_functions` option for "security purposes". if ( function_exists( 'ini_get_all' ) ) { $ini_all = ini_get_all(); } } // Bit operator to workaround https://bugs.php.net/bug.php?id=44936 which changes access level to 63 in PHP 5.2.6 - 5.2.17. if ( isset( $ini_all[ $setting ]['access'] ) && ( INI_ALL === ( $ini_all[ $setting ]['access'] & 7 ) || INI_USER === ( $ini_all[ $setting ]['access'] & 7 ) ) ) { return true; } // If we were unable to retrieve the details, fail gracefully to assume it's changeable. if ( ! is_array( $ini_all ) ) { return true; } return false; } /** * Determines whether the current request is a WordPress Ajax request. * * @since 4.7.0 * * @return bool True if it's a WordPress Ajax request, false otherwise. */ function wp_doing_ajax() { /** * Filters whether the current request is a WordPress Ajax request. * * @since 4.7.0 * * @param bool $wp_doing_ajax Whether the current request is a WordPress Ajax request. */ return apply_filters( 'wp_doing_ajax', defined( 'DOING_AJAX' ) && DOING_AJAX ); } /** * Determines whether the current request is a WordPress cron request. * * @since 4.8.0 * * @return bool True if it's a WordPress cron request, false otherwise. */ function wp_doing_cron() { /** * Filters whether the current request is a WordPress cron request. * * @since 4.8.0 * * @param bool $wp_doing_cron Whether the current request is a WordPress cron request. */ return apply_filters( 'wp_doing_cron', defined( 'DOING_CRON' ) && DOING_CRON ); } /** * Check whether variable is a WordPress Error. * * Returns true if $thing is an object of the WP_Error class. * * @since 2.1.0 * * @param mixed $thing Check if unknown variable is a WP_Error object. * @return bool True, if WP_Error. False, if not WP_Error. */ function is_wp_error( $thing ) { return ( $thing instanceof WP_Error ); } /** * Determines whether file modifications are allowed. * * @since 4.8.0 * * @param string $context The usage context. * @return bool True if file modification is allowed, false otherwise. */ function wp_is_file_mod_allowed( $context ) { /** * Filters whether file modifications are allowed. * * @since 4.8.0 * * @param bool $file_mod_allowed Whether file modifications are allowed. * @param string $context The usage context. */ return apply_filters( 'file_mod_allowed', ! defined( 'DISALLOW_FILE_MODS' ) || ! DISALLOW_FILE_MODS, $context ); }