3
* Used to set up and fix common variables and include
4
* the WordPress procedural and class library.
6
* Allows for some configuration in wp-config.php (see default-constants.php)
8
* @internal This file must be parsable by PHP4.
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* Stores the location of the WordPress directory of functions, classes, and core content.
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define( 'WPINC', 'wp-includes' );
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// Include files required for initialization.
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require( ABSPATH . WPINC . '/load.php' );
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require( ABSPATH . WPINC . '/default-constants.php' );
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* These can't be directly globalized in version.php. When updating,
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* we're including version.php from another install and don't want
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* these values to be overridden if already set.
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global $wp_version, $wp_db_version, $tinymce_version, $required_php_version, $required_mysql_version;
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require( ABSPATH . WPINC . '/version.php' );
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// Set initial default constants including WP_MEMORY_LIMIT, WP_MAX_MEMORY_LIMIT, WP_DEBUG, WP_CONTENT_DIR and WP_CACHE.
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wp_initial_constants();
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// Check for the required PHP version and for the MySQL extension or a database drop-in.
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wp_check_php_mysql_versions();
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// Disable magic quotes at runtime. Magic quotes are added using wpdb later in wp-settings.php.
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@ini_set( 'magic_quotes_runtime', 0 );
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@ini_set( 'magic_quotes_sybase', 0 );
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// WordPress calculates offsets from UTC.
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date_default_timezone_set( 'UTC' );
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// Turn register_globals off.
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wp_unregister_GLOBALS();
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// Standardize $_SERVER variables across setups.
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// Check if we have received a request due to missing favicon.ico
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// Check if we're in maintenance mode.
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// Start loading timer.
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// Check if we're in WP_DEBUG mode.
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// For an advanced caching plugin to use. Uses a static drop-in because you would only want one.
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WP_DEBUG ? include( WP_CONTENT_DIR . '/advanced-cache.php' ) : @include( WP_CONTENT_DIR . '/advanced-cache.php' );
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// Define WP_LANG_DIR if not set.
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// Load early WordPress files.
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require( ABSPATH . WPINC . '/compat.php' );
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require( ABSPATH . WPINC . '/functions.php' );
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require( ABSPATH . WPINC . '/class-wp.php' );
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require( ABSPATH . WPINC . '/class-wp-error.php' );
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require( ABSPATH . WPINC . '/plugin.php' );
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require( ABSPATH . WPINC . '/pomo/mo.php' );
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// Include the wpdb class and, if present, a db.php database drop-in.
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// Set the database table prefix and the format specifiers for database table columns.
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$GLOBALS['table_prefix'] = $table_prefix;
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// Start the WordPress object cache, or an external object cache if the drop-in is present.
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wp_start_object_cache();
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// Attach the default filters.
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require( ABSPATH . WPINC . '/default-filters.php' );
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// Initialize multisite if enabled.
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if ( is_multisite() ) {
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require( ABSPATH . WPINC . '/ms-blogs.php' );
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require( ABSPATH . WPINC . '/ms-settings.php' );
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} elseif ( ! defined( 'MULTISITE' ) ) {
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define( 'MULTISITE', false );
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register_shutdown_function( 'shutdown_action_hook' );
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// Stop most of WordPress from being loaded if we just want the basics.
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// Load the L10n library.
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require_once( ABSPATH . WPINC . '/l10n.php' );
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// Run the installer if WordPress is not installed.
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// Load most of WordPress.
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require( ABSPATH . WPINC . '/class-wp-walker.php' );
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require( ABSPATH . WPINC . '/class-wp-ajax-response.php' );
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require( ABSPATH . WPINC . '/formatting.php' );
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require( ABSPATH . WPINC . '/capabilities.php' );
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require( ABSPATH . WPINC . '/query.php' );
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require( ABSPATH . WPINC . '/date.php' );
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require( ABSPATH . WPINC . '/theme.php' );
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require( ABSPATH . WPINC . '/class-wp-theme.php' );
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require( ABSPATH . WPINC . '/template.php' );
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require( ABSPATH . WPINC . '/user.php' );
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require( ABSPATH . WPINC . '/session.php' );
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require( ABSPATH . WPINC . '/meta.php' );
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require( ABSPATH . WPINC . '/general-template.php' );
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require( ABSPATH . WPINC . '/link-template.php' );
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require( ABSPATH . WPINC . '/author-template.php' );
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require( ABSPATH . WPINC . '/post.php' );
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require( ABSPATH . WPINC . '/post-template.php' );
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require( ABSPATH . WPINC . '/revision.php' );
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require( ABSPATH . WPINC . '/post-formats.php' );
131
require( ABSPATH . WPINC . '/post-thumbnail-template.php' );
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require( ABSPATH . WPINC . '/category.php' );
133
require( ABSPATH . WPINC . '/category-template.php' );
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require( ABSPATH . WPINC . '/comment.php' );
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require( ABSPATH . WPINC . '/comment-template.php' );
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require( ABSPATH . WPINC . '/rewrite.php' );
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require( ABSPATH . WPINC . '/feed.php' );
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require( ABSPATH . WPINC . '/bookmark.php' );
139
require( ABSPATH . WPINC . '/bookmark-template.php' );
140
require( ABSPATH . WPINC . '/kses.php' );
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require( ABSPATH . WPINC . '/cron.php' );
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require( ABSPATH . WPINC . '/deprecated.php' );
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require( ABSPATH . WPINC . '/script-loader.php' );
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require( ABSPATH . WPINC . '/taxonomy.php' );
145
require( ABSPATH . WPINC . '/update.php' );
146
require( ABSPATH . WPINC . '/canonical.php' );
147
require( ABSPATH . WPINC . '/shortcodes.php' );
148
require( ABSPATH . WPINC . '/class-wp-embed.php' );
149
require( ABSPATH . WPINC . '/media.php' );
150
require( ABSPATH . WPINC . '/http.php' );
151
require( ABSPATH . WPINC . '/class-http.php' );
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require( ABSPATH . WPINC . '/widgets.php' );
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require( ABSPATH . WPINC . '/nav-menu.php' );
154
require( ABSPATH . WPINC . '/nav-menu-template.php' );
155
require( ABSPATH . WPINC . '/admin-bar.php' );
157
// Load multisite-specific files.
158
if ( is_multisite() ) {
159
require( ABSPATH . WPINC . '/ms-functions.php' );
160
require( ABSPATH . WPINC . '/ms-default-filters.php' );
161
require( ABSPATH . WPINC . '/ms-deprecated.php' );
164
// Define constants that rely on the API to obtain the default value.
165
// Define must-use plugin directory constants, which may be overridden in the sunrise.php drop-in.
166
wp_plugin_directory_constants();
168
$GLOBALS['wp_plugin_paths'] = array();
170
// Load must-use plugins.
171
foreach ( wp_get_mu_plugins() as $mu_plugin ) {
172
include_once( $mu_plugin );
176
// Load network activated plugins.
177
if ( is_multisite() ) {
178
foreach( wp_get_active_network_plugins() as $network_plugin ) {
179
wp_register_plugin_realpath( $network_plugin );
180
include_once( $network_plugin );
182
unset( $network_plugin );
186
* Fires once all must-use and network-activated plugins have loaded.
190
do_action( 'muplugins_loaded' );
192
if ( is_multisite() )
193
ms_cookie_constants( );
195
// Define constants after multisite is loaded. Cookie-related constants may be overridden in ms_network_cookies().
196
wp_cookie_constants();
198
// Define and enforce our SSL constants
201
// Create common globals.
202
require( ABSPATH . WPINC . '/vars.php' );
204
// Make taxonomies and posts available to plugins and themes.
205
// @plugin authors: warning: these get registered again on the init hook.
206
create_initial_taxonomies();
207
create_initial_post_types();
209
// Register the default theme directory root
210
register_theme_directory( get_theme_root() );
212
// Load active plugins.
213
foreach ( wp_get_active_and_valid_plugins() as $plugin ) {
214
wp_register_plugin_realpath( $plugin );
215
include_once( $plugin );
219
// Load pluggable functions.
220
require( ABSPATH . WPINC . '/pluggable.php' );
221
require( ABSPATH . WPINC . '/pluggable-deprecated.php' );
223
// Set internal encoding.
224
wp_set_internal_encoding();
226
// Run wp_cache_postload() if object cache is enabled and the function exists.
227
if ( WP_CACHE && function_exists( 'wp_cache_postload' ) )
231
* Fires once activated plugins have loaded.
233
* Pluggable functions are also available at this point in the loading order.
237
do_action( 'plugins_loaded' );
239
// Define constants which affect functionality if not already defined.
240
wp_functionality_constants();
242
// Add magic quotes and set up $_REQUEST ( $_GET + $_POST )
246
* Fires when comment cookies are sanitized.
250
do_action( 'sanitize_comment_cookies' );
253
* WordPress Query object
254
* @global object $wp_the_query
257
$GLOBALS['wp_the_query'] = new WP_Query();
260
* Holds the reference to @see $wp_the_query
261
* Use this global for WordPress queries
262
* @global object $wp_query
265
$GLOBALS['wp_query'] = $GLOBALS['wp_the_query'];
268
* Holds the WordPress Rewrite object for creating pretty URLs
269
* @global object $wp_rewrite
272
$GLOBALS['wp_rewrite'] = new WP_Rewrite();
279
$GLOBALS['wp'] = new WP();
282
* WordPress Widget Factory Object
283
* @global object $wp_widget_factory
286
$GLOBALS['wp_widget_factory'] = new WP_Widget_Factory();
289
* WordPress User Roles
290
* @global object $wp_roles
293
$GLOBALS['wp_roles'] = new WP_Roles();
296
* Fires before the theme is loaded.
300
do_action( 'setup_theme' );
302
// Define the template related constants.
303
wp_templating_constants( );
305
// Load the default text localization domain.
306
load_default_textdomain();
308
$locale = get_locale();
309
$locale_file = WP_LANG_DIR . "/$locale.php";
310
if ( ( 0 === validate_file( $locale ) ) && is_readable( $locale_file ) )
311
require( $locale_file );
312
unset( $locale_file );
314
// Pull in locale data after loading text domain.
315
require_once( ABSPATH . WPINC . '/locale.php' );
318
* WordPress Locale object for loading locale domain date and various strings.
319
* @global object $wp_locale
322
$GLOBALS['wp_locale'] = new WP_Locale();
324
// Load the functions for the active theme, for both parent and child theme if applicable.
325
if ( ! defined( 'WP_INSTALLING' ) || 'wp-activate.php' === $pagenow ) {
326
if ( TEMPLATEPATH !== STYLESHEETPATH && file_exists( STYLESHEETPATH . '/functions.php' ) )
327
include( STYLESHEETPATH . '/functions.php' );
328
if ( file_exists( TEMPLATEPATH . '/functions.php' ) )
329
include( TEMPLATEPATH . '/functions.php' );
333
* Fires after the theme is loaded.
337
do_action( 'after_setup_theme' );
339
// Set up current user.
340
$GLOBALS['wp']->init();
343
* Fires after WordPress has finished loading but before any headers are sent.
345
* Most of WP is loaded at this stage, and the user is authenticated. WP continues
346
* to load on the init hook that follows (e.g. widgets), and many plugins instantiate
347
* themselves on it for all sorts of reasons (e.g. they need a user, a taxonomy, etc.).
349
* If you wish to plug an action once WP is loaded, use the wp_loaded hook below.
356
if ( is_multisite() ) {
357
if ( true !== ( $file = ms_site_check() ) ) {
365
* This hook is fired once WP, all plugins, and the theme are fully loaded and instantiated.
367
* AJAX requests should use wp-admin/admin-ajax.php. admin-ajax.php can handle requests for
368
* users not logged in.
370
* @link http://codex.wordpress.org/AJAX_in_Plugins
374
do_action( 'wp_loaded' );