WordPress/wp-settings.php

546 lines
19 KiB
PHP

<?php
/**
* Used to set up and fix common variables and include
* the WordPress procedural and class library.
*
* Allows for some configuration in wp-config.php (see default-constants.php)
*
* @package WordPress
*/
/**
* Stores the location of the WordPress directory of functions, classes, and core content.
*
* @since 1.0.0
*/
define( 'WPINC', 'wp-includes' );
// Include files required for initialization.
require( ABSPATH . WPINC . '/load.php' );
require( ABSPATH . WPINC . '/class-wp-paused-extensions-storage.php' );
require( ABSPATH . WPINC . '/class-wp-fatal-error-handler.php' );
require( ABSPATH . WPINC . '/class-wp-recovery-mode-cookie-service.php' );
require( ABSPATH . WPINC . '/class-wp-recovery-mode-key-service.php' );
require( ABSPATH . WPINC . '/class-wp-recovery-mode-link-service.php' );
require( ABSPATH . WPINC . '/class-wp-recovery-mode-email-service.php' );
require( ABSPATH . WPINC . '/class-wp-recovery-mode.php' );
require( ABSPATH . WPINC . '/error-protection.php' );
require( ABSPATH . WPINC . '/default-constants.php' );
require_once( ABSPATH . WPINC . '/plugin.php' );
/*
* These can't be directly globalized in version.php. When updating,
* we're including version.php from another installation and don't want
* these values to be overridden if already set.
*/
global $wp_version, $wp_db_version, $tinymce_version, $required_php_version, $required_mysql_version, $wp_local_package;
require( ABSPATH . WPINC . '/version.php' );
/**
* If not already configured, `$blog_id` will default to 1 in a single site
* configuration. In multisite, it will be overridden by default in ms-settings.php.
*
* @global int $blog_id
* @since 2.0.0
*/
global $blog_id;
// Set initial default constants including WP_MEMORY_LIMIT, WP_MAX_MEMORY_LIMIT, WP_DEBUG, SCRIPT_DEBUG, WP_CONTENT_DIR and WP_CACHE.
wp_initial_constants();
// Make sure we register the shutdown handler for fatal errors as soon as possible.
wp_register_fatal_error_handler();
// Check for the required PHP version and for the MySQL extension or a database drop-in.
wp_check_php_mysql_versions();
// WordPress calculates offsets from UTC.
date_default_timezone_set( 'UTC' );
// Turn register_globals off.
wp_unregister_GLOBALS();
// Standardize $_SERVER variables across setups.
wp_fix_server_vars();
// Check if we have received a request due to missing favicon.ico
wp_favicon_request();
// Check if we're in maintenance mode.
wp_maintenance();
// Start loading timer.
timer_start();
// Check if we're in WP_DEBUG mode.
wp_debug_mode();
/**
* Filters whether to enable loading of the advanced-cache.php drop-in.
*
* This filter runs before it can be used by plugins. It is designed for non-web
* run-times. If false is returned, advanced-cache.php will never be loaded.
*
* @since 4.6.0
*
* @param bool $enable_advanced_cache Whether to enable loading advanced-cache.php (if present).
* Default true.
*/
if ( WP_CACHE && apply_filters( 'enable_loading_advanced_cache_dropin', true ) && file_exists( WP_CONTENT_DIR . '/advanced-cache.php' ) ) {
// For an advanced caching plugin to use. Uses a static drop-in because you would only want one.
include( WP_CONTENT_DIR . '/advanced-cache.php' );
// Re-initialize any hooks added manually by advanced-cache.php
if ( $wp_filter ) {
$wp_filter = WP_Hook::build_preinitialized_hooks( $wp_filter );
}
}
// Define WP_LANG_DIR if not set.
wp_set_lang_dir();
// Load early WordPress files.
require( ABSPATH . WPINC . '/compat.php' );
require( ABSPATH . WPINC . '/class-wp-list-util.php' );
require( ABSPATH . WPINC . '/formatting.php' );
require( ABSPATH . WPINC . '/meta.php' );
require( ABSPATH . WPINC . '/functions.php' );
require( ABSPATH . WPINC . '/class-wp-meta-query.php' );
require( ABSPATH . WPINC . '/class-wp-matchesmapregex.php' );
require( ABSPATH . WPINC . '/class-wp.php' );
require( ABSPATH . WPINC . '/class-wp-error.php' );
require( ABSPATH . WPINC . '/pomo/mo.php' );
// Include the wpdb class and, if present, a db.php database drop-in.
global $wpdb;
require_wp_db();
// Set the database table prefix and the format specifiers for database table columns.
$GLOBALS['table_prefix'] = $table_prefix;
wp_set_wpdb_vars();
// Start the WordPress object cache, or an external object cache if the drop-in is present.
wp_start_object_cache();
// Attach the default filters.
require( ABSPATH . WPINC . '/default-filters.php' );
// Initialize multisite if enabled.
if ( is_multisite() ) {
require( ABSPATH . WPINC . '/class-wp-site-query.php' );
require( ABSPATH . WPINC . '/class-wp-network-query.php' );
require( ABSPATH . WPINC . '/ms-blogs.php' );
require( ABSPATH . WPINC . '/ms-settings.php' );
} elseif ( ! defined( 'MULTISITE' ) ) {
define( 'MULTISITE', false );
}
register_shutdown_function( 'shutdown_action_hook' );
// Stop most of WordPress from being loaded if we just want the basics.
if ( SHORTINIT ) {
return false;
}
// Load the L10n library.
require_once( ABSPATH . WPINC . '/l10n.php' );
require_once( ABSPATH . WPINC . '/class-wp-locale.php' );
require_once( ABSPATH . WPINC . '/class-wp-locale-switcher.php' );
// Run the installer if WordPress is not installed.
wp_not_installed();
// Load most of WordPress.
require( ABSPATH . WPINC . '/class-wp-walker.php' );
require( ABSPATH . WPINC . '/class-wp-ajax-response.php' );
require( ABSPATH . WPINC . '/capabilities.php' );
require( ABSPATH . WPINC . '/class-wp-roles.php' );
require( ABSPATH . WPINC . '/class-wp-role.php' );
require( ABSPATH . WPINC . '/class-wp-user.php' );
require( ABSPATH . WPINC . '/class-wp-query.php' );
require( ABSPATH . WPINC . '/query.php' );
require( ABSPATH . WPINC . '/class-wp-date-query.php' );
require( ABSPATH . WPINC . '/theme.php' );
require( ABSPATH . WPINC . '/class-wp-theme.php' );
require( ABSPATH . WPINC . '/template.php' );
require( ABSPATH . WPINC . '/class-wp-user-request.php' );
require( ABSPATH . WPINC . '/user.php' );
require( ABSPATH . WPINC . '/class-wp-user-query.php' );
require( ABSPATH . WPINC . '/class-wp-session-tokens.php' );
require( ABSPATH . WPINC . '/class-wp-user-meta-session-tokens.php' );
require( ABSPATH . WPINC . '/class-wp-metadata-lazyloader.php' );
require( ABSPATH . WPINC . '/general-template.php' );
require( ABSPATH . WPINC . '/link-template.php' );
require( ABSPATH . WPINC . '/author-template.php' );
require( ABSPATH . WPINC . '/post.php' );
require( ABSPATH . WPINC . '/class-walker-page.php' );
require( ABSPATH . WPINC . '/class-walker-page-dropdown.php' );
require( ABSPATH . WPINC . '/class-wp-post-type.php' );
require( ABSPATH . WPINC . '/class-wp-post.php' );
require( ABSPATH . WPINC . '/post-template.php' );
require( ABSPATH . WPINC . '/revision.php' );
require( ABSPATH . WPINC . '/post-formats.php' );
require( ABSPATH . WPINC . '/post-thumbnail-template.php' );
require( ABSPATH . WPINC . '/category.php' );
require( ABSPATH . WPINC . '/class-walker-category.php' );
require( ABSPATH . WPINC . '/class-walker-category-dropdown.php' );
require( ABSPATH . WPINC . '/category-template.php' );
require( ABSPATH . WPINC . '/comment.php' );
require( ABSPATH . WPINC . '/class-wp-comment.php' );
require( ABSPATH . WPINC . '/class-wp-comment-query.php' );
require( ABSPATH . WPINC . '/class-walker-comment.php' );
require( ABSPATH . WPINC . '/comment-template.php' );
require( ABSPATH . WPINC . '/rewrite.php' );
require( ABSPATH . WPINC . '/class-wp-rewrite.php' );
require( ABSPATH . WPINC . '/feed.php' );
require( ABSPATH . WPINC . '/bookmark.php' );
require( ABSPATH . WPINC . '/bookmark-template.php' );
require( ABSPATH . WPINC . '/kses.php' );
require( ABSPATH . WPINC . '/cron.php' );
require( ABSPATH . WPINC . '/deprecated.php' );
require( ABSPATH . WPINC . '/script-loader.php' );
require( ABSPATH . WPINC . '/taxonomy.php' );
require( ABSPATH . WPINC . '/class-wp-taxonomy.php' );
require( ABSPATH . WPINC . '/class-wp-term.php' );
require( ABSPATH . WPINC . '/class-wp-term-query.php' );
require( ABSPATH . WPINC . '/class-wp-tax-query.php' );
require( ABSPATH . WPINC . '/update.php' );
require( ABSPATH . WPINC . '/canonical.php' );
require( ABSPATH . WPINC . '/shortcodes.php' );
require( ABSPATH . WPINC . '/embed.php' );
require( ABSPATH . WPINC . '/class-wp-embed.php' );
require( ABSPATH . WPINC . '/class-wp-oembed.php' );
require( ABSPATH . WPINC . '/class-wp-oembed-controller.php' );
require( ABSPATH . WPINC . '/media.php' );
require( ABSPATH . WPINC . '/http.php' );
require( ABSPATH . WPINC . '/class-http.php' );
require( ABSPATH . WPINC . '/class-wp-http-streams.php' );
require( ABSPATH . WPINC . '/class-wp-http-curl.php' );
require( ABSPATH . WPINC . '/class-wp-http-proxy.php' );
require( ABSPATH . WPINC . '/class-wp-http-cookie.php' );
require( ABSPATH . WPINC . '/class-wp-http-encoding.php' );
require( ABSPATH . WPINC . '/class-wp-http-response.php' );
require( ABSPATH . WPINC . '/class-wp-http-requests-response.php' );
require( ABSPATH . WPINC . '/class-wp-http-requests-hooks.php' );
require( ABSPATH . WPINC . '/widgets.php' );
require( ABSPATH . WPINC . '/class-wp-widget.php' );
require( ABSPATH . WPINC . '/class-wp-widget-factory.php' );
require( ABSPATH . WPINC . '/nav-menu.php' );
require( ABSPATH . WPINC . '/nav-menu-template.php' );
require( ABSPATH . WPINC . '/admin-bar.php' );
require( ABSPATH . WPINC . '/rest-api.php' );
require( ABSPATH . WPINC . '/rest-api/class-wp-rest-server.php' );
require( ABSPATH . WPINC . '/rest-api/class-wp-rest-response.php' );
require( ABSPATH . WPINC . '/rest-api/class-wp-rest-request.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-posts-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-attachments-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-post-types-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-post-statuses-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-revisions-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-autosaves-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-taxonomies-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-terms-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-users-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-comments-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-search-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-blocks-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-block-renderer-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-settings-controller.php' );
require( ABSPATH . WPINC . '/rest-api/endpoints/class-wp-rest-themes-controller.php' );
require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-meta-fields.php' );
require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-comment-meta-fields.php' );
require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-post-meta-fields.php' );
require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-term-meta-fields.php' );
require( ABSPATH . WPINC . '/rest-api/fields/class-wp-rest-user-meta-fields.php' );
require( ABSPATH . WPINC . '/rest-api/search/class-wp-rest-search-handler.php' );
require( ABSPATH . WPINC . '/rest-api/search/class-wp-rest-post-search-handler.php' );
require( ABSPATH . WPINC . '/class-wp-block-type.php' );
require( ABSPATH . WPINC . '/class-wp-block-styles-registry.php' );
require( ABSPATH . WPINC . '/class-wp-block-type-registry.php' );
require( ABSPATH . WPINC . '/class-wp-block-parser.php' );
require( ABSPATH . WPINC . '/blocks.php' );
require( ABSPATH . WPINC . '/blocks/archives.php' );
require( ABSPATH . WPINC . '/blocks/block.php' );
require( ABSPATH . WPINC . '/blocks/calendar.php' );
require( ABSPATH . WPINC . '/blocks/categories.php' );
require( ABSPATH . WPINC . '/blocks/latest-comments.php' );
require( ABSPATH . WPINC . '/blocks/latest-posts.php' );
require( ABSPATH . WPINC . '/blocks/rss.php' );
require( ABSPATH . WPINC . '/blocks/search.php' );
require( ABSPATH . WPINC . '/blocks/shortcode.php' );
require( ABSPATH . WPINC . '/blocks/tag-cloud.php' );
$GLOBALS['wp_embed'] = new WP_Embed();
// Load multisite-specific files.
if ( is_multisite() ) {
require( ABSPATH . WPINC . '/ms-functions.php' );
require( ABSPATH . WPINC . '/ms-default-filters.php' );
require( ABSPATH . WPINC . '/ms-deprecated.php' );
}
// Define constants that rely on the API to obtain the default value.
// Define must-use plugin directory constants, which may be overridden in the sunrise.php drop-in.
wp_plugin_directory_constants();
$GLOBALS['wp_plugin_paths'] = array();
// Load must-use plugins.
foreach ( wp_get_mu_plugins() as $mu_plugin ) {
include_once( $mu_plugin );
/**
* Fires once a single must-use plugin has loaded.
*
* @since 5.1.0
*
* @param string $mu_plugin Full path to the plugin's main file.
*/
do_action( 'mu_plugin_loaded', $mu_plugin );
}
unset( $mu_plugin );
// Load network activated plugins.
if ( is_multisite() ) {
foreach ( wp_get_active_network_plugins() as $network_plugin ) {
wp_register_plugin_realpath( $network_plugin );
include_once( $network_plugin );
/**
* Fires once a single network-activated plugin has loaded.
*
* @since 5.1.0
*
* @param string $network_plugin Full path to the plugin's main file.
*/
do_action( 'network_plugin_loaded', $network_plugin );
}
unset( $network_plugin );
}
/**
* Fires once all must-use and network-activated plugins have loaded.
*
* @since 2.8.0
*/
do_action( 'muplugins_loaded' );
if ( is_multisite() ) {
ms_cookie_constants();
}
// Define constants after multisite is loaded.
wp_cookie_constants();
// Define and enforce our SSL constants
wp_ssl_constants();
// Create common globals.
require( ABSPATH . WPINC . '/vars.php' );
// Make taxonomies and posts available to plugins and themes.
// @plugin authors: warning: these get registered again on the init hook.
create_initial_taxonomies();
create_initial_post_types();
wp_start_scraping_edited_file_errors();
// Register the default theme directory root
register_theme_directory( get_theme_root() );
if ( ! is_multisite() ) {
// Handle users requesting a recovery mode link and initiating recovery mode.
wp_recovery_mode()->initialize();
}
// Load active plugins.
foreach ( wp_get_active_and_valid_plugins() as $plugin ) {
wp_register_plugin_realpath( $plugin );
include_once( $plugin );
/**
* Fires once a single activated plugin has loaded.
*
* @since 5.1.0
*
* @param string $plugin Full path to the plugin's main file.
*/
do_action( 'plugin_loaded', $plugin );
}
unset( $plugin );
// Load pluggable functions.
require( ABSPATH . WPINC . '/pluggable.php' );
require( ABSPATH . WPINC . '/pluggable-deprecated.php' );
// Set internal encoding.
wp_set_internal_encoding();
// Run wp_cache_postload() if object cache is enabled and the function exists.
if ( WP_CACHE && function_exists( 'wp_cache_postload' ) ) {
wp_cache_postload();
}
/**
* Fires once activated plugins have loaded.
*
* Pluggable functions are also available at this point in the loading order.
*
* @since 1.5.0
*/
do_action( 'plugins_loaded' );
// Define constants which affect functionality if not already defined.
wp_functionality_constants();
// Add magic quotes and set up $_REQUEST ( $_GET + $_POST )
wp_magic_quotes();
/**
* Fires when comment cookies are sanitized.
*
* @since 2.0.11
*/
do_action( 'sanitize_comment_cookies' );
/**
* WordPress Query object
*
* @global WP_Query $wp_the_query WordPress Query object.
* @since 2.0.0
*/
$GLOBALS['wp_the_query'] = new WP_Query();
/**
* Holds the reference to @see $wp_the_query
* Use this global for WordPress queries
*
* @global WP_Query $wp_query WordPress Query object.
* @since 1.5.0
*/
$GLOBALS['wp_query'] = $GLOBALS['wp_the_query'];
/**
* Holds the WordPress Rewrite object for creating pretty URLs
*
* @global WP_Rewrite $wp_rewrite WordPress rewrite component.
* @since 1.5.0
*/
$GLOBALS['wp_rewrite'] = new WP_Rewrite();
/**
* WordPress Object
*
* @global WP $wp Current WordPress environment instance.
* @since 2.0.0
*/
$GLOBALS['wp'] = new WP();
/**
* WordPress Widget Factory Object
*
* @global WP_Widget_Factory $wp_widget_factory
* @since 2.8.0
*/
$GLOBALS['wp_widget_factory'] = new WP_Widget_Factory();
/**
* WordPress User Roles
*
* @global WP_Roles $wp_roles WordPress role management object.
* @since 2.0.0
*/
$GLOBALS['wp_roles'] = new WP_Roles();
/**
* Fires before the theme is loaded.
*
* @since 2.6.0
*/
do_action( 'setup_theme' );
// Define the template related constants.
wp_templating_constants();
// Load the default text localization domain.
load_default_textdomain();
$locale = get_locale();
$locale_file = WP_LANG_DIR . "/$locale.php";
if ( ( 0 === validate_file( $locale ) ) && is_readable( $locale_file ) ) {
require( $locale_file );
}
unset( $locale_file );
/**
* WordPress Locale object for loading locale domain date and various strings.
*
* @global WP_Locale $wp_locale WordPress date and time locale object.
* @since 2.1.0
*/
$GLOBALS['wp_locale'] = new WP_Locale();
/**
* WordPress Locale Switcher object for switching locales.
*
* @since 4.7.0
*
* @global WP_Locale_Switcher $wp_locale_switcher WordPress locale switcher object.
*/
$GLOBALS['wp_locale_switcher'] = new WP_Locale_Switcher();
$GLOBALS['wp_locale_switcher']->init();
// Load the functions for the active theme, for both parent and child theme if applicable.
foreach ( wp_get_active_and_valid_themes() as $theme ) {
if ( file_exists( $theme . '/functions.php' ) ) {
include $theme . '/functions.php';
}
}
unset( $theme );
/**
* Fires after the theme is loaded.
*
* @since 3.0.0
*/
do_action( 'after_setup_theme' );
// Set up current user.
$GLOBALS['wp']->init();
/**
* Fires after WordPress has finished loading but before any headers are sent.
*
* Most of WP is loaded at this stage, and the user is authenticated. WP continues
* to load on the {@see 'init'} hook that follows (e.g. widgets), and many plugins instantiate
* themselves on it for all sorts of reasons (e.g. they need a user, a taxonomy, etc.).
*
* If you wish to plug an action once WP is loaded, use the {@see 'wp_loaded'} hook below.
*
* @since 1.5.0
*/
do_action( 'init' );
// Check site status
if ( is_multisite() ) {
$file = ms_site_check();
if ( true !== $file ) {
require( $file );
die();
}
unset( $file );
}
/**
* This hook is fired once WP, all plugins, and the theme are fully loaded and instantiated.
*
* Ajax requests should use wp-admin/admin-ajax.php. admin-ajax.php can handle requests for
* users not logged in.
*
* @link https://codex.wordpress.org/AJAX_in_Plugins
*
* @since 3.0.0
*/
do_action( 'wp_loaded' );