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de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
1 <?php
2 /**
3 * Used to set up and fix common variables and include
4 * the WordPress procedural and class library.
5 *
6 * Allows for some configuration in wp-config.php (see default-constants.php)
7 *
8 * @internal This file must be parsable by PHP4.
9 *
10 * @package WordPress
11 */
12
13 /**
14 * Stores the location of the WordPress directory of functions, classes, and core content.
15 *
16 * @since 1.0.0
17 */
18 define( 'WPINC', 'wp-includes' );
19
20 // Include files required for initialization.
21 require( ABSPATH . WPINC . '/load.php' );
22 require( ABSPATH . WPINC . '/default-constants.php' );
92ba874 @staylor When WordPress is loaded in a function (e.g. unit tests) the variable…
staylor authored
23
24 /*
25 * These can't be directly globalized in version.php. When updating,
26 * we're including version.php from another install and don't want
27 * these values to be overridden if already set.
28 */
29 global $wp_version, $wp_db_version, $tinymce_version, $required_php_version, $required_mysql_version;
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
30 require( ABSPATH . WPINC . '/version.php' );
31
554b142 @jeremyfelt Make `$blog_id` explicitly global.
jeremyfelt authored
32 /**
33 * If not already configured, `$blog_id` will default to 1 in a single site
34 * configuration. In multisite, it will be overridden by default in ms-settings.php.
35 *
36 * @global int $blog_id
37 * @since 2.0.0
38 */
39 global $blog_id;
40
eaadfde Define `SCRIPT_DEBUG` early on every load, similarly to `WP_DEBUG`. R…
Andrew Ozz authored
41 // Set initial default constants including WP_MEMORY_LIMIT, WP_MAX_MEMORY_LIMIT, WP_DEBUG, SCRIPT_DEBUG, WP_CONTENT_DIR and WP_CACHE.
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
42 wp_initial_constants();
43
44 // Check for the required PHP version and for the MySQL extension or a database drop-in.
45 wp_check_php_mysql_versions();
46
47 // Disable magic quotes at runtime. Magic quotes are added using wpdb later in wp-settings.php.
48 @ini_set( 'magic_quotes_runtime', 0 );
43bc6dc @johnbillion Revert [35639] pending investigation into failures on PHP 5.2.
johnbillion authored
49 @ini_set( 'magic_quotes_sybase', 0 );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
50
51 // WordPress calculates offsets from UTC.
52 date_default_timezone_set( 'UTC' );
53
54 // Turn register_globals off.
55 wp_unregister_GLOBALS();
56
57 // Standardize $_SERVER variables across setups.
58 wp_fix_server_vars();
59
60 // Check if we have received a request due to missing favicon.ico
61 wp_favicon_request();
62
63 // Check if we're in maintenance mode.
64 wp_maintenance();
65
66 // Start loading timer.
67 timer_start();
68
69 // Check if we're in WP_DEBUG mode.
70 wp_debug_mode();
71
72 // For an advanced caching plugin to use. Uses a static drop-in because you would only want one.
73 if ( WP_CACHE )
74 WP_DEBUG ? include( WP_CONTENT_DIR . '/advanced-cache.php' ) : @include( WP_CONTENT_DIR . '/advanced-cache.php' );
75
76 // Define WP_LANG_DIR if not set.
77 wp_set_lang_dir();
78
79 // Load early WordPress files.
80 require( ABSPATH . WPINC . '/compat.php' );
81 require( ABSPATH . WPINC . '/functions.php' );
82 require( ABSPATH . WPINC . '/class-wp.php' );
83 require( ABSPATH . WPINC . '/class-wp-error.php' );
84 require( ABSPATH . WPINC . '/plugin.php' );
85 require( ABSPATH . WPINC . '/pomo/mo.php' );
86
87 // Include the wpdb class and, if present, a db.php database drop-in.
88 require_wp_db();
89
90 // Set the database table prefix and the format specifiers for database table columns.
91 $GLOBALS['table_prefix'] = $table_prefix;
92 wp_set_wpdb_vars();
93
94 // Start the WordPress object cache, or an external object cache if the drop-in is present.
95 wp_start_object_cache();
96
97 // Attach the default filters.
98 require( ABSPATH . WPINC . '/default-filters.php' );
99
100 // Initialize multisite if enabled.
101 if ( is_multisite() ) {
102 require( ABSPATH . WPINC . '/ms-blogs.php' );
103 require( ABSPATH . WPINC . '/ms-settings.php' );
104 } elseif ( ! defined( 'MULTISITE' ) ) {
105 define( 'MULTISITE', false );
106 }
107
108 register_shutdown_function( 'shutdown_action_hook' );
109
110 // Stop most of WordPress from being loaded if we just want the basics.
111 if ( SHORTINIT )
112 return false;
113
114 // Load the L10n library.
115 require_once( ABSPATH . WPINC . '/l10n.php' );
116
117 // Run the installer if WordPress is not installed.
118 wp_not_installed();
119
120 // Load most of WordPress.
121 require( ABSPATH . WPINC . '/class-wp-walker.php' );
122 require( ABSPATH . WPINC . '/class-wp-ajax-response.php' );
123 require( ABSPATH . WPINC . '/formatting.php' );
124 require( ABSPATH . WPINC . '/capabilities.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
125 require( ABSPATH . WPINC . '/class-wp-roles.php' );
126 require( ABSPATH . WPINC . '/class-wp-role.php' );
127 require( ABSPATH . WPINC . '/class-wp-user.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
128 require( ABSPATH . WPINC . '/query.php' );
129 require( ABSPATH . WPINC . '/date.php' );
130 require( ABSPATH . WPINC . '/theme.php' );
131 require( ABSPATH . WPINC . '/class-wp-theme.php' );
132 require( ABSPATH . WPINC . '/template.php' );
133 require( ABSPATH . WPINC . '/user.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
134 require( ABSPATH . WPINC . '/class-wp-user-query.php' );
654e46f @nacin Tie cookies and nonces to user sessions so they may be invalidated up…
nacin authored
135 require( ABSPATH . WPINC . '/session.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
136 require( ABSPATH . WPINC . '/meta.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
137 require( ABSPATH . WPINC . '/class-wp-meta-query.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
138 require( ABSPATH . WPINC . '/general-template.php' );
139 require( ABSPATH . WPINC . '/link-template.php' );
140 require( ABSPATH . WPINC . '/author-template.php' );
141 require( ABSPATH . WPINC . '/post.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
142 require( ABSPATH . WPINC . '/class-walker-page.php' );
143 require( ABSPATH . WPINC . '/class-walker-page-dropdown.php' );
144 require( ABSPATH . WPINC . '/class-wp-post.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
145 require( ABSPATH . WPINC . '/post-template.php' );
146 require( ABSPATH . WPINC . '/revision.php' );
147 require( ABSPATH . WPINC . '/post-formats.php' );
148 require( ABSPATH . WPINC . '/post-thumbnail-template.php' );
149 require( ABSPATH . WPINC . '/category.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
150 require( ABSPATH . WPINC . '/class-walker-category.php' );
151 require( ABSPATH . WPINC . '/class-walker-category-dropdown.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
152 require( ABSPATH . WPINC . '/category-template.php' );
153 require( ABSPATH . WPINC . '/comment.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
154 require( ABSPATH . WPINC . '/class-wp-comment.php' );
155 require( ABSPATH . WPINC . '/class-wp-comment-query.php' );
156 require( ABSPATH . WPINC . '/class-walker-comment.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
157 require( ABSPATH . WPINC . '/comment-template.php' );
158 require( ABSPATH . WPINC . '/rewrite.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
159 require( ABSPATH . WPINC . '/class-wp-rewrite.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
160 require( ABSPATH . WPINC . '/feed.php' );
161 require( ABSPATH . WPINC . '/bookmark.php' );
162 require( ABSPATH . WPINC . '/bookmark-template.php' );
163 require( ABSPATH . WPINC . '/kses.php' );
164 require( ABSPATH . WPINC . '/cron.php' );
165 require( ABSPATH . WPINC . '/deprecated.php' );
166 require( ABSPATH . WPINC . '/script-loader.php' );
167 require( ABSPATH . WPINC . '/taxonomy.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
168 require( ABSPATH . WPINC . '/class-wp-term.php' );
169 require( ABSPATH . WPINC . '/class-wp-tax-query.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
170 require( ABSPATH . WPINC . '/update.php' );
171 require( ABSPATH . WPINC . '/canonical.php' );
172 require( ABSPATH . WPINC . '/shortcodes.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
173 require( ABSPATH . WPINC . '/embed.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
174 require( ABSPATH . WPINC . '/class-wp-embed.php' );
83c3e3e @pento Embeds: Add oEmbed provider support.
pento authored
175 require( ABSPATH . WPINC . '/class-wp-oembed-controller.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
176 require( ABSPATH . WPINC . '/media.php' );
177 require( ABSPATH . WPINC . '/http.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
178 require( ABSPATH . WPINC . '/class-http.php' );
179 require( ABSPATH . WPINC . '/class-wp-http-streams.php' );
180 require( ABSPATH . WPINC . '/class-wp-http-curl.php' );
181 require( ABSPATH . WPINC . '/class-wp-http-proxy.php' );
182 require( ABSPATH . WPINC . '/class-wp-http-cookie.php' );
183 require( ABSPATH . WPINC . '/class-wp-http-encoding.php' );
184 require( ABSPATH . WPINC . '/class-wp-http-response.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
185 require( ABSPATH . WPINC . '/widgets.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
186 require( ABSPATH . WPINC . '/class-wp-widget.php' );
187 require( ABSPATH . WPINC . '/class-wp-widget-factory.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
188 require( ABSPATH . WPINC . '/nav-menu.php' );
189 require( ABSPATH . WPINC . '/nav-menu-template.php' );
190 require( ABSPATH . WPINC . '/admin-bar.php' );
94e2352 @rmccue REST API: Introduce baby API to the world.
rmccue authored
191 require( ABSPATH . WPINC . '/rest-api.php' );
1579e45 @nacin Simplify the include graph after work to split out classes.
nacin authored
192 require( ABSPATH . WPINC . '/rest-api/class-wp-rest-server.php' );
193 require( ABSPATH . WPINC . '/rest-api/class-wp-rest-response.php' );
194 require( ABSPATH . WPINC . '/rest-api/class-wp-rest-request.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
195
196 // Load multisite-specific files.
197 if ( is_multisite() ) {
198 require( ABSPATH . WPINC . '/ms-functions.php' );
199 require( ABSPATH . WPINC . '/ms-default-filters.php' );
200 require( ABSPATH . WPINC . '/ms-deprecated.php' );
201 }
202
203 // Define constants that rely on the API to obtain the default value.
204 // Define must-use plugin directory constants, which may be overridden in the sunrise.php drop-in.
205 wp_plugin_directory_constants();
206
5f09817 @nacin Detect and handle symlinking of plugins in plugin_basename().
nacin authored
207 $GLOBALS['wp_plugin_paths'] = array();
208
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
209 // Load must-use plugins.
210 foreach ( wp_get_mu_plugins() as $mu_plugin ) {
211 include_once( $mu_plugin );
212 }
213 unset( $mu_plugin );
214
215 // Load network activated plugins.
216 if ( is_multisite() ) {
ef87172 @staylor `foreach` is a statement, not a function.
staylor authored
217 foreach ( wp_get_active_network_plugins() as $network_plugin ) {
5f09817 @nacin Detect and handle symlinking of plugins in plugin_basename().
nacin authored
218 wp_register_plugin_realpath( $network_plugin );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
219 include_once( $network_plugin );
220 }
221 unset( $network_plugin );
222 }
223
224 /**
225 * Fires once all must-use and network-activated plugins have loaded.
226 *
227 * @since 2.8.0
228 */
229 do_action( 'muplugins_loaded' );
230
231 if ( is_multisite() )
232 ms_cookie_constants( );
233
c2260dc @SergeyBiryukov Remove obsolete inline comment.
SergeyBiryukov authored
234 // Define constants after multisite is loaded.
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
235 wp_cookie_constants();
236
237 // Define and enforce our SSL constants
238 wp_ssl_constants();
239
240 // Create common globals.
241 require( ABSPATH . WPINC . '/vars.php' );
242
243 // Make taxonomies and posts available to plugins and themes.
244 // @plugin authors: warning: these get registered again on the init hook.
245 create_initial_taxonomies();
246 create_initial_post_types();
247
248 // Register the default theme directory root
249 register_theme_directory( get_theme_root() );
250
251 // Load active plugins.
5f09817 @nacin Detect and handle symlinking of plugins in plugin_basename().
nacin authored
252 foreach ( wp_get_active_and_valid_plugins() as $plugin ) {
253 wp_register_plugin_realpath( $plugin );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
254 include_once( $plugin );
5f09817 @nacin Detect and handle symlinking of plugins in plugin_basename().
nacin authored
255 }
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
256 unset( $plugin );
257
258 // Load pluggable functions.
259 require( ABSPATH . WPINC . '/pluggable.php' );
260 require( ABSPATH . WPINC . '/pluggable-deprecated.php' );
261
262 // Set internal encoding.
263 wp_set_internal_encoding();
264
265 // Run wp_cache_postload() if object cache is enabled and the function exists.
266 if ( WP_CACHE && function_exists( 'wp_cache_postload' ) )
267 wp_cache_postload();
268
269 /**
270 * Fires once activated plugins have loaded.
271 *
272 * Pluggable functions are also available at this point in the loading order.
273 *
d0cfa40 @nacin Add jshintrc to qunit.
nacin authored
274 * @since 1.5.0
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
275 */
276 do_action( 'plugins_loaded' );
277
278 // Define constants which affect functionality if not already defined.
279 wp_functionality_constants();
280
281 // Add magic quotes and set up $_REQUEST ( $_GET + $_POST )
282 wp_magic_quotes();
283
284 /**
285 * Fires when comment cookies are sanitized.
286 *
287 * @since 2.0.11
288 */
289 do_action( 'sanitize_comment_cookies' );
290
291 /**
292 * WordPress Query object
00ade45 @staylor Docs: some `@global object` vernaculars should be converted to the ac…
staylor authored
293 * @global WP_Query $wp_the_query
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
294 * @since 2.0.0
295 */
80af250 @nb Explicitly globalize some missing query globals in wp-settings.php
nb authored
296 $GLOBALS['wp_the_query'] = new WP_Query();
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
297
298 /**
299 * Holds the reference to @see $wp_the_query
300 * Use this global for WordPress queries
00ade45 @staylor Docs: some `@global object` vernaculars should be converted to the ac…
staylor authored
301 * @global WP_Query $wp_query
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
302 * @since 1.5.0
303 */
80af250 @nb Explicitly globalize some missing query globals in wp-settings.php
nb authored
304 $GLOBALS['wp_query'] = $GLOBALS['wp_the_query'];
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
305
306 /**
307 * Holds the WordPress Rewrite object for creating pretty URLs
00ade45 @staylor Docs: some `@global object` vernaculars should be converted to the ac…
staylor authored
308 * @global WP_Rewrite $wp_rewrite
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
309 * @since 1.5.0
310 */
311 $GLOBALS['wp_rewrite'] = new WP_Rewrite();
312
313 /**
314 * WordPress Object
00ade45 @staylor Docs: some `@global object` vernaculars should be converted to the ac…
staylor authored
315 * @global WP $wp
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
316 * @since 2.0.0
317 */
80af250 @nb Explicitly globalize some missing query globals in wp-settings.php
nb authored
318 $GLOBALS['wp'] = new WP();
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
319
320 /**
321 * WordPress Widget Factory Object
00ade45 @staylor Docs: some `@global object` vernaculars should be converted to the ac…
staylor authored
322 * @global WP_Widget_Factory $wp_widget_factory
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
323 * @since 2.8.0
324 */
325 $GLOBALS['wp_widget_factory'] = new WP_Widget_Factory();
326
327 /**
328 * WordPress User Roles
00ade45 @staylor Docs: some `@global object` vernaculars should be converted to the ac…
staylor authored
329 * @global WP_Roles $wp_roles
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
330 * @since 2.0.0
331 */
332 $GLOBALS['wp_roles'] = new WP_Roles();
333
334 /**
335 * Fires before the theme is loaded.
336 *
337 * @since 2.6.0
338 */
339 do_action( 'setup_theme' );
340
341 // Define the template related constants.
342 wp_templating_constants( );
343
344 // Load the default text localization domain.
345 load_default_textdomain();
346
347 $locale = get_locale();
348 $locale_file = WP_LANG_DIR . "/$locale.php";
349 if ( ( 0 === validate_file( $locale ) ) && is_readable( $locale_file ) )
350 require( $locale_file );
351 unset( $locale_file );
352
353 // Pull in locale data after loading text domain.
354 require_once( ABSPATH . WPINC . '/locale.php' );
355
356 /**
357 * WordPress Locale object for loading locale domain date and various strings.
00ade45 @staylor Docs: some `@global object` vernaculars should be converted to the ac…
staylor authored
358 * @global WP_Locale $wp_locale
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
359 * @since 2.1.0
360 */
361 $GLOBALS['wp_locale'] = new WP_Locale();
362
363 // Load the functions for the active theme, for both parent and child theme if applicable.
0e7c1d3 @boonebgorges Use `wp_installing()` instead of `WP_INSTALLING` constant.
boonebgorges authored
364 if ( ! wp_installing() || 'wp-activate.php' === $pagenow ) {
ef436cb @staylor Revert [28563]. See #18298.
staylor authored
365 if ( TEMPLATEPATH !== STYLESHEETPATH && file_exists( STYLESHEETPATH . '/functions.php' ) )
366 include( STYLESHEETPATH . '/functions.php' );
367 if ( file_exists( TEMPLATEPATH . '/functions.php' ) )
368 include( TEMPLATEPATH . '/functions.php' );
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
369 }
370
371 /**
372 * Fires after the theme is loaded.
373 *
374 * @since 3.0.0
375 */
376 do_action( 'after_setup_theme' );
377
378 // Set up current user.
74ace05 @nb Excplitcly globalized call to $wp later in wp-settings.php
nb authored
379 $GLOBALS['wp']->init();
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
380
381 /**
382 * Fires after WordPress has finished loading but before any headers are sent.
383 *
384 * Most of WP is loaded at this stage, and the user is authenticated. WP continues
385 * to load on the init hook that follows (e.g. widgets), and many plugins instantiate
386 * themselves on it for all sorts of reasons (e.g. they need a user, a taxonomy, etc.).
387 *
388 * If you wish to plug an action once WP is loaded, use the wp_loaded hook below.
389 *
d0cfa40 @nacin Add jshintrc to qunit.
nacin authored
390 * @since 1.5.0
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
391 */
392 do_action( 'init' );
393
394 // Check site status
395 if ( is_multisite() ) {
396 if ( true !== ( $file = ms_site_check() ) ) {
397 require( $file );
398 die();
399 }
400 unset($file);
401 }
402
403 /**
404 * This hook is fired once WP, all plugins, and the theme are fully loaded and instantiated.
405 *
406 * AJAX requests should use wp-admin/admin-ajax.php. admin-ajax.php can handle requests for
407 * users not logged in.
408 *
64fc729 @ocean90 Use HTTPS URLs for codex.wordpress.org.
ocean90 authored
409 * @link https://codex.wordpress.org/AJAX_in_Plugins
de7977d @nacin Move upgrader_process_complete for core to its proper place in Core_U…
nacin authored
410 *
411 * @since 3.0.0
412 */
413 do_action( 'wp_loaded' );
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