1<?php
2/**
3 * WordPress Administration Bootstrap
4 *
5 * @package WordPress
6 * @subpackage Administration
7 */
8
9/**
10 * In WordPress Administration Screens
11 *
12 * @since 2.3.2
13 */
14if ( ! defined( 'WP_ADMIN' ) ) {
15 define( 'WP_ADMIN', true );
16}
17
18if ( ! defined( 'WP_NETWORK_ADMIN' ) ) {
19 define( 'WP_NETWORK_ADMIN', false );
20}
21
22if ( ! defined( 'WP_USER_ADMIN' ) ) {
23 define( 'WP_USER_ADMIN', false );
24}
25
26if ( ! WP_NETWORK_ADMIN && ! WP_USER_ADMIN ) {
27 define( 'WP_BLOG_ADMIN', true );
28}
29
30if ( isset( $_GET['import'] ) && ! defined( 'WP_LOAD_IMPORTERS' ) ) {
31 define( 'WP_LOAD_IMPORTERS', true );
32}
33
34/** Load WordPress Bootstrap */
35require_once dirname( __DIR__ ) . '/wp-load.php';
36
37nocache_headers();
38
39if ( get_option( 'db_upgraded' ) ) {
40
41 flush_rewrite_rules();
42 update_option( 'db_upgraded', false, true );
43
44 /**
45 * Fires on the next page load after a successful DB upgrade.
46 *
47 * @since 2.8.0
48 */
49 do_action( 'after_db_upgrade' );
50
51} elseif ( ! wp_doing_ajax() && empty( $_POST )
52 && (int) get_option( 'db_version' ) !== $wp_db_version
53) {
54
55 if ( ! is_multisite() ) {
56 wp_redirect( admin_url( 'upgrade.php?_wp_http_referer=' . urlencode( wp_unslash( $_SERVER['REQUEST_URI'] ) ) ) );
57 exit;
58 }
59
60 /**
61 * Filters whether to attempt to perform the multisite DB upgrade routine.
62 *
63 * In single site, the user would be redirected to wp-admin/upgrade.php.
64 * In multisite, the DB upgrade routine is automatically fired, but only
65 * when this filter returns true.
66 *
67 * If the network is 50 sites or less, it will run every time. Otherwise,
68 * it will throttle itself to reduce load.
69 *
70 * @since MU (3.0.0)
71 *
72 * @param bool $do_mu_upgrade Whether to perform the Multisite upgrade routine. Default true.
73 */
74 if ( apply_filters( 'do_mu_upgrade', true ) ) {
75 $blog_count = get_blog_count();
76
77 /*
78 * If there are 50 or fewer sites, run every time. Otherwise, throttle to reduce load:
79 * attempt to do no more than threshold value, with some +/- allowed.
80 */
81 if ( $blog_count <= 50 || ( $blog_count > 50 && mt_rand( 0, (int) ( $blog_count / 50 ) ) === 1 ) ) {
82 require_once ABSPATH . WPINC . '/http.php';
83
84 $response = wp_remote_get(
85 admin_url( 'upgrade.php?step=1' ),
86 array(
87 'timeout' => 120,
88 'httpversion' => '1.1',
89 )
90 );
91
92 /** This action is documented in wp-admin/network/upgrade.php */
93 do_action( 'after_mu_upgrade', $response );
94
95 unset( $response );
96 }
97
98 unset( $blog_count );
99 }
100}
101
102require_once ABSPATH . 'wp-admin/includes/admin.php';
103
104auth_redirect();
105
106// Schedule Trash collection.
107if ( ! wp_next_scheduled( 'wp_scheduled_delete' ) && ! wp_installing() ) {
108 wp_schedule_event( time(), 'daily', 'wp_scheduled_delete' );
109}
110
111// Schedule transient cleanup.
112if ( ! wp_next_scheduled( 'delete_expired_transients' ) && ! wp_installing() ) {
113 wp_schedule_event( time(), 'daily', 'delete_expired_transients' );
114}
115
116set_screen_options();
117
118$date_format = __( 'F j, Y' );
119$time_format = __( 'g:i a' );
120
121wp_enqueue_script( 'common' );
122
123/**
124 * $pagenow is set in vars.php.
125 * $wp_importers is sometimes set in wp-admin/includes/import.php.
126 * The remaining variables are imported as globals elsewhere, declared as globals here.
127 *
128 * @global string $pagenow The filename of the current screen.
129 * @global array $wp_importers
130 * @global string $hook_suffix
131 * @global string $plugin_page
132 * @global string $typenow The post type of the current screen.
133 * @global string $taxnow The taxonomy of the current screen.
134 */
135global $pagenow, $wp_importers, $hook_suffix, $plugin_page, $typenow, $taxnow;
136
137$page_hook = null;
138
139$editing = false;
140
141if ( isset( $_GET['page'] ) ) {
142 $plugin_page = wp_unslash( $_GET['page'] );
143 $plugin_page = plugin_basename( $plugin_page );
144}
145
146if ( isset( $_REQUEST['post_type'] ) && post_type_exists( $_REQUEST['post_type'] ) ) {
147 $typenow = $_REQUEST['post_type'];
148} else {
149 $typenow = '';
150}
151
152if ( isset( $_REQUEST['taxonomy'] ) && taxonomy_exists( $_REQUEST['taxonomy'] ) ) {
153 $taxnow = $_REQUEST['taxonomy'];
154} else {
155 $taxnow = '';
156}
157
158if ( WP_NETWORK_ADMIN ) {
159 require ABSPATH . 'wp-admin/network/menu.php';
160} elseif ( WP_USER_ADMIN ) {
161 require ABSPATH . 'wp-admin/user/menu.php';
162} else {
163 require ABSPATH . 'wp-admin/menu.php';
164}
165
166if ( current_user_can( 'manage_options' ) ) {
167 wp_raise_memory_limit( 'admin' );
168}
169
170/**
171 * Fires as an admin screen or script is being initialized.
172 *
173 * Note, this does not just run on user-facing admin screens.
174 * It runs on admin-ajax.php and admin-post.php as well.
175 *
176 * This is roughly analogous to the more general {@see 'init'} hook, which fires earlier.
177 *
178 * @since 2.5.0
179 */
180do_action( 'admin_init' );
181
182if ( isset( $plugin_page ) ) {
183 if ( ! empty( $typenow ) ) {
184 $the_parent = $pagenow . '?post_type=' . $typenow;
185 } else {
186 $the_parent = $pagenow;
187 }
188
189 $page_hook = get_plugin_page_hook( $plugin_page, $the_parent );
190 if ( ! $page_hook ) {
191 $page_hook = get_plugin_page_hook( $plugin_page, $plugin_page );
192
193 // Back-compat for plugins using add_management_page().
194 if ( empty( $page_hook ) && 'edit.php' === $pagenow && get_plugin_page_hook( $plugin_page, 'tools.php' ) ) {
195 // There could be plugin specific params on the URL, so we need the whole query string.
196 if ( ! empty( $_SERVER['QUERY_STRING'] ) ) {
197 $query_string = $_SERVER['QUERY_STRING'];
198 } else {
199 $query_string = 'page=' . $plugin_page;
200 }
201 wp_redirect( admin_url( 'tools.php?' . $query_string ) );
202 exit;
203 }
204 }
205 unset( $the_parent );
206}
207
208$hook_suffix = '';
209if ( isset( $page_hook ) ) {
210 $hook_suffix = $page_hook;
211} elseif ( isset( $plugin_page ) ) {
212 $hook_suffix = $plugin_page;
213} elseif ( isset( $pagenow ) ) {
214 $hook_suffix = $pagenow;
215}
216
217set_current_screen();
218
219// Handle plugin admin pages.
220if ( isset( $plugin_page ) ) {
221 if ( $page_hook ) {
222 /**
223 * Fires before a particular screen is loaded.
224 *
225 * The load-* hook fires in a number of contexts. This hook is for plugin screens
226 * where a callback is provided when the screen is registered.
227 *
228 * The dynamic portion of the hook name, `$page_hook`, refers to a mixture of plugin
229 * page information including:
230 * 1. The page type. If the plugin page is registered as a submenu page, such as for
231 * Settings, the page type would be 'settings'. Otherwise the type is 'toplevel'.
232 * 2. A separator of '_page_'.
233 * 3. The plugin basename minus the file extension.
234 *
235 * Together, the three parts form the `$page_hook`. Citing the example above,
236 * the hook name used would be 'load-settings_page_pluginbasename'.
237 *
238 * @see get_plugin_page_hook()
239 *
240 * @since 2.1.0
241 */
242 do_action( "load-{$page_hook}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
243 if ( ! isset( $_GET['noheader'] ) ) {
244 require_once ABSPATH . 'wp-admin/admin-header.php';
245 }
246
247 /**
248 * Used to call the registered callback for a plugin screen.
249 *
250 * This hook uses a dynamic hook name, `$page_hook`, which refers to a mixture of plugin
251 * page information including:
252 * 1. The page type. If the plugin page is registered as a submenu page, such as for
253 * Settings, the page type would be 'settings'. Otherwise the type is 'toplevel'.
254 * 2. A separator of '_page_'.
255 * 3. The plugin basename minus the file extension.
256 *
257 * Together, the three parts form the `$page_hook`. Citing the example above,
258 * the hook name used would be 'settings_page_pluginbasename'.
259 *
260 * @see get_plugin_page_hook()
261 *
262 * @since 1.5.0
263 */
264 do_action( $page_hook );
265 } else {
266 if ( validate_file( $plugin_page ) ) {
267 wp_die( __( 'Invalid plugin page.' ) );
268 }
269
270 if ( ! ( file_exists( WP_PLUGIN_DIR . "/$plugin_page" ) && is_file( WP_PLUGIN_DIR . "/$plugin_page" ) )
271 && ! ( file_exists( WPMU_PLUGIN_DIR . "/$plugin_page" ) && is_file( WPMU_PLUGIN_DIR . "/$plugin_page" ) )
272 ) {
273 /* translators: %s: Admin page generated by a plugin. */
274 wp_die( sprintf( __( 'Cannot load %s.' ), htmlentities( $plugin_page ) ) );
275 }
276
277 /**
278 * Fires before a particular screen is loaded.
279 *
280 * The load-* hook fires in a number of contexts. This hook is for plugin screens
281 * where the file to load is directly included, rather than the use of a function.
282 *
283 * The dynamic portion of the hook name, `$plugin_page`, refers to the plugin basename.
284 *
285 * @see plugin_basename()
286 *
287 * @since 1.5.0
288 */
289 do_action( "load-{$plugin_page}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
290
291 if ( ! isset( $_GET['noheader'] ) ) {
292 require_once ABSPATH . 'wp-admin/admin-header.php';
293 }
294
295 if ( file_exists( WPMU_PLUGIN_DIR . "/$plugin_page" ) ) {
296 include WPMU_PLUGIN_DIR . "/$plugin_page";
297 } else {
298 include WP_PLUGIN_DIR . "/$plugin_page";
299 }
300 }
301
302 require_once ABSPATH . 'wp-admin/admin-footer.php';
303
304 exit;
305} elseif ( isset( $_GET['import'] ) ) {
306
307 $importer = $_GET['import'];
308
309 if ( ! current_user_can( 'import' ) ) {
310 wp_die( __( 'Sorry, you are not allowed to import content into this site.' ) );
311 }
312
313 if ( validate_file( $importer ) ) {
314 wp_redirect( admin_url( 'import.php?invalid=' . $importer ) );
315 exit;
316 }
317
318 if ( ! isset( $wp_importers[ $importer ] ) || ! is_callable( $wp_importers[ $importer ][2] ) ) {
319 wp_redirect( admin_url( 'import.php?invalid=' . $importer ) );
320 exit;
321 }
322
323 /**
324 * Fires before an importer screen is loaded.
325 *
326 * The dynamic portion of the hook name, `$importer`, refers to the importer slug.
327 *
328 * Possible hook names include:
329 *
330 * - `load-importer-blogger`
331 * - `load-importer-wpcat2tag`
332 * - `load-importer-livejournal`
333 * - `load-importer-mt`
334 * - `load-importer-rss`
335 * - `load-importer-tumblr`
336 * - `load-importer-wordpress`
337 *
338 * @since 3.5.0
339 */
340 do_action( "load-importer-{$importer}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
341
342 // Used in the HTML title tag.
343 $title = __( 'Import' );
344 $parent_file = 'tools.php';
345 $submenu_file = 'import.php';
346
347 if ( ! isset( $_GET['noheader'] ) ) {
348 require_once ABSPATH . 'wp-admin/admin-header.php';
349 }
350
351 require_once ABSPATH . 'wp-admin/includes/upgrade.php';
352
353 define( 'WP_IMPORTING', true );
354
355 /**
356 * Filters whether to filter imported data through kses on import.
357 *
358 * Multisite uses this hook to filter all data through kses by default,
359 * as a super administrator may be assisting an untrusted user.
360 *
361 * @since 3.1.0
362 *
363 * @param bool $force Whether to force data to be filtered through kses. Default false.
364 */
365 if ( apply_filters( 'force_filtered_html_on_import', false ) ) {
366 kses_init_filters(); // Always filter imported data with kses on multisite.
367 }
368
369 call_user_func( $wp_importers[ $importer ][2] );
370
371 require_once ABSPATH . 'wp-admin/admin-footer.php';
372
373 // Make sure rules are flushed.
374 flush_rewrite_rules( false );
375
376 exit;
377} else {
378 /**
379 * Fires before a particular screen is loaded.
380 *
381 * The load-* hook fires in a number of contexts. This hook is for core screens.
382 *
383 * The dynamic portion of the hook name, `$pagenow`, is a global variable
384 * referring to the filename of the current screen, such as 'admin.php',
385 * 'post-new.php' etc. A complete hook for the latter would be
386 * 'load-post-new.php'.
387 *
388 * @since 2.1.0
389 */
390 do_action( "load-{$pagenow}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
391
392 /*
393 * The following hooks are fired to ensure backward compatibility.
394 * In all other cases, 'load-' . $pagenow should be used instead.
395 */
396 if ( 'page' === $typenow ) {
397 if ( 'post-new.php' === $pagenow ) {
398 do_action( 'load-page-new.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
399 } elseif ( 'post.php' === $pagenow ) {
400 do_action( 'load-page.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
401 }
402 } elseif ( 'edit-tags.php' === $pagenow ) {
403 if ( 'category' === $taxnow ) {
404 do_action( 'load-categories.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
405 } elseif ( 'link_category' === $taxnow ) {
406 do_action( 'load-edit-link-categories.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
407 }
408 } elseif ( 'term.php' === $pagenow ) {
409 do_action( 'load-edit-tags.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
410 }
411}
412
413if ( ! empty( $_REQUEST['action'] ) ) {
414 $action = $_REQUEST['action'];
415
416 /**
417 * Fires when an 'action' request variable is sent.
418 *
419 * The dynamic portion of the hook name, `$action`, refers to
420 * the action derived from the `GET` or `POST` request.
421 *
422 * @since 2.6.0
423 */
424 do_action( "admin_action_{$action}" );
425}
426