Viewing file:  admin.php (12.26 KB) -rw-rw-r--
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<?php
/**
* WordPress Administration Bootstrap
*
* @package WordPress
* @subpackage Administration
*/
/**
* In WordPress Administration Screens
*
* @since 2.3.2
*/
if ( ! defined( 'WP_ADMIN' ) ) {
define( 'WP_ADMIN', true );
}
if ( ! defined( 'WP_NETWORK_ADMIN' ) ) {
define( 'WP_NETWORK_ADMIN', false );
}
if ( ! defined( 'WP_USER_ADMIN' ) ) {
define( 'WP_USER_ADMIN', false );
}
if ( ! WP_NETWORK_ADMIN && ! WP_USER_ADMIN ) {
define( 'WP_BLOG_ADMIN', true );
}
if ( isset( $_GET['import'] ) && ! defined( 'WP_LOAD_IMPORTERS' ) ) {
define( 'WP_LOAD_IMPORTERS', true );
}
require_once dirname( __DIR__ ) . '/wp-load.php';
nocache_headers();
if ( get_option( 'db_upgraded' ) ) {
flush_rewrite_rules();
update_option( 'db_upgraded', false );
/**
* Fires on the next page load after a successful DB upgrade.
*
* @since 2.8.0
*/
do_action( 'after_db_upgrade' );
} elseif ( ! wp_doing_ajax() && empty( $_POST )
&& (int) get_option( 'db_version' ) !== $wp_db_version
) {
if ( ! is_multisite() ) {
wp_redirect( admin_url( 'upgrade.php?_wp_http_referer=' . urlencode( wp_unslash( $_SERVER['REQUEST_URI'] ) ) ) );
exit;
}
/**
* Filters whether to attempt to perform the multisite DB upgrade routine.
*
* In single site, the user would be redirected to wp-admin/upgrade.php.
* In multisite, the DB upgrade routine is automatically fired, but only
* when this filter returns true.
*
* If the network is 50 sites or less, it will run every time. Otherwise,
* it will throttle itself to reduce load.
*
* @since MU (3.0.0)
*
* @param bool $do_mu_upgrade Whether to perform the Multisite upgrade routine. Default true.
*/
if ( apply_filters( 'do_mu_upgrade', true ) ) {
$c = get_blog_count();
/*
* If there are 50 or fewer sites, run every time. Otherwise, throttle to reduce load:
* attempt to do no more than threshold value, with some +/- allowed.
*/
if ( $c <= 50 || ( $c > 50 && mt_rand( 0, (int) ( $c / 50 ) ) === 1 ) ) {
require_once ABSPATH . WPINC . '/http.php';
$response = wp_remote_get(
admin_url( 'upgrade.php?step=1' ),
array(
'timeout' => 120,
'httpversion' => '1.1',
)
);
/** This action is documented in wp-admin/network/upgrade.php */
do_action( 'after_mu_upgrade', $response );
unset( $response );
}
unset( $c );
}
}
require_once ABSPATH . 'wp-admin/includes/admin.php';
auth_redirect();
// Schedule Trash collection.
if ( ! wp_next_scheduled( 'wp_scheduled_delete' ) && ! wp_installing() ) {
wp_schedule_event( time(), 'daily', 'wp_scheduled_delete' );
}
// Schedule transient cleanup.
if ( ! wp_next_scheduled( 'delete_expired_transients' ) && ! wp_installing() ) {
wp_schedule_event( time(), 'daily', 'delete_expired_transients' );
}
set_screen_options();
$date_format = __( 'F j, Y' );
$time_format = __( 'g:i a' );
wp_enqueue_script( 'common' );
/**
* $pagenow is set in vars.php.
* $wp_importers is sometimes set in wp-admin/includes/import.php.
* The remaining variables are imported as globals elsewhere, declared as globals here.
*
* @global string $pagenow The filename of the current screen.
* @global array $wp_importers
* @global string $hook_suffix
* @global string $plugin_page
* @global string $typenow The post type of the current screen.
* @global string $taxnow The taxonomy of the current screen.
*/
global $pagenow, $wp_importers, $hook_suffix, $plugin_page, $typenow, $taxnow;
$page_hook = null;
$editing = false;
if ( isset( $_GET['page'] ) ) {
$plugin_page = wp_unslash( $_GET['page'] );
$plugin_page = plugin_basename( $plugin_page );
}
if ( isset( $_REQUEST['post_type'] ) && post_type_exists( $_REQUEST['post_type'] ) ) {
$typenow = $_REQUEST['post_type'];
} else {
$typenow = '';
}
if ( isset( $_REQUEST['taxonomy'] ) && taxonomy_exists( $_REQUEST['taxonomy'] ) ) {
$taxnow = $_REQUEST['taxonomy'];
} else {
$taxnow = '';
}
if ( WP_NETWORK_ADMIN ) {
require ABSPATH . 'wp-admin/network/menu.php';
} elseif ( WP_USER_ADMIN ) {
require ABSPATH . 'wp-admin/user/menu.php';
} else {
require ABSPATH . 'wp-admin/menu.php';
}
if ( current_user_can( 'manage_options' ) ) {
wp_raise_memory_limit( 'admin' );
}
/**
* Fires as an admin screen or script is being initialized.
*
* Note, this does not just run on user-facing admin screens.
* It runs on admin-ajax.php and admin-post.php as well.
*
* This is roughly analogous to the more general {@see 'init'} hook, which fires earlier.
*
* @since 2.5.0
*/
do_action( 'admin_init' );
if ( isset( $plugin_page ) ) {
if ( ! empty( $typenow ) ) {
$the_parent = $pagenow . '?post_type=' . $typenow;
} else {
$the_parent = $pagenow;
}
$page_hook = get_plugin_page_hook( $plugin_page, $the_parent );
if ( ! $page_hook ) {
$page_hook = get_plugin_page_hook( $plugin_page, $plugin_page );
// Back-compat for plugins using add_management_page().
if ( empty( $page_hook ) && 'edit.php' === $pagenow && get_plugin_page_hook( $plugin_page, 'tools.php' ) ) {
// There could be plugin specific params on the URL, so we need the whole query string.
if ( ! empty( $_SERVER['QUERY_STRING'] ) ) {
$query_string = $_SERVER['QUERY_STRING'];
} else {
$query_string = 'page=' . $plugin_page;
}
wp_redirect( admin_url( 'tools.php?' . $query_string ) );
exit;
}
}
unset( $the_parent );
}
$hook_suffix = '';
if ( isset( $page_hook ) ) {
$hook_suffix = $page_hook;
} elseif ( isset( $plugin_page ) ) {
$hook_suffix = $plugin_page;
} elseif ( isset( $pagenow ) ) {
$hook_suffix = $pagenow;
}
set_current_screen();
// Handle plugin admin pages.
if ( isset( $plugin_page ) ) {
if ( $page_hook ) {
/**
* Fires before a particular screen is loaded.
*
* The load-* hook fires in a number of contexts. This hook is for plugin screens
* where a callback is provided when the screen is registered.
*
* The dynamic portion of the hook name, `$page_hook`, refers to a mixture of plugin
* page information including:
* 1. The page type. If the plugin page is registered as a submenu page, such as for
* Settings, the page type would be 'settings'. Otherwise the type is 'toplevel'.
* 2. A separator of '_page_'.
* 3. The plugin basename minus the file extension.
*
* Together, the three parts form the `$page_hook`. Citing the example above,
* the hook name used would be 'load-settings_page_pluginbasename'.
*
* @see get_plugin_page_hook()
*
* @since 2.1.0
*/
do_action( "load-{$page_hook}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
if ( ! isset( $_GET['noheader'] ) ) {
require_once ABSPATH . 'wp-admin/admin-header.php';
}
/**
* Used to call the registered callback for a plugin screen.
*
* This hook uses a dynamic hook name, `$page_hook`, which refers to a mixture of plugin
* page information including:
* 1. The page type. If the plugin page is registered as a submenu page, such as for
* Settings, the page type would be 'settings'. Otherwise the type is 'toplevel'.
* 2. A separator of '_page_'.
* 3. The plugin basename minus the file extension.
*
* Together, the three parts form the `$page_hook`. Citing the example above,
* the hook name used would be 'settings_page_pluginbasename'.
*
* @see get_plugin_page_hook()
*
* @since 1.5.0
*/
do_action( $page_hook );
} else {
if ( validate_file( $plugin_page ) ) {
wp_die( __( 'Invalid plugin page.' ) );
}
if ( ! ( file_exists( WP_PLUGIN_DIR . "/$plugin_page" ) && is_file( WP_PLUGIN_DIR . "/$plugin_page" ) )
&& ! ( file_exists( WPMU_PLUGIN_DIR . "/$plugin_page" ) && is_file( WPMU_PLUGIN_DIR . "/$plugin_page" ) )
) {
/* translators: %s: Admin page generated by a plugin. */
wp_die( sprintf( __( 'Cannot load %s.' ), htmlentities( $plugin_page ) ) );
}
/**
* Fires before a particular screen is loaded.
*
* The load-* hook fires in a number of contexts. This hook is for plugin screens
* where the file to load is directly included, rather than the use of a function.
*
* The dynamic portion of the hook name, `$plugin_page`, refers to the plugin basename.
*
* @see plugin_basename()
*
* @since 1.5.0
*/
do_action( "load-{$plugin_page}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
if ( ! isset( $_GET['noheader'] ) ) {
require_once ABSPATH . 'wp-admin/admin-header.php';
}
if ( file_exists( WPMU_PLUGIN_DIR . "/$plugin_page" ) ) {
include WPMU_PLUGIN_DIR . "/$plugin_page";
} else {
include WP_PLUGIN_DIR . "/$plugin_page";
}
}
require_once ABSPATH . 'wp-admin/admin-footer.php';
exit;
} elseif ( isset( $_GET['import'] ) ) {
$importer = $_GET['import'];
if ( ! current_user_can( 'import' ) ) {
wp_die( __( 'Sorry, you are not allowed to import content into this site.' ) );
}
if ( validate_file( $importer ) ) {
wp_redirect( admin_url( 'import.php?invalid=' . $importer ) );
exit;
}
if ( ! isset( $wp_importers[ $importer ] ) || ! is_callable( $wp_importers[ $importer ][2] ) ) {
wp_redirect( admin_url( 'import.php?invalid=' . $importer ) );
exit;
}
/**
* Fires before an importer screen is loaded.
*
* The dynamic portion of the hook name, `$importer`, refers to the importer slug.
*
* Possible hook names include:
*
* - `load-importer-blogger`
* - `load-importer-wpcat2tag`
* - `load-importer-livejournal`
* - `load-importer-mt`
* - `load-importer-rss`
* - `load-importer-tumblr`
* - `load-importer-wordpress`
*
* @since 3.5.0
*/
do_action( "load-importer-{$importer}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
// Used in the HTML title tag.
$title = __( 'Import' );
$parent_file = 'tools.php';
$submenu_file = 'import.php';
if ( ! isset( $_GET['noheader'] ) ) {
require_once ABSPATH . 'wp-admin/admin-header.php';
}
require_once ABSPATH . 'wp-admin/includes/upgrade.php';
define( 'WP_IMPORTING', true );
/**
* Whether to filter imported data through kses on import.
*
* Multisite uses this hook to filter all data through kses by default,
* as a super administrator may be assisting an untrusted user.
*
* @since 3.1.0
*
* @param bool $force Whether to force data to be filtered through kses. Default false.
*/
if ( apply_filters( 'force_filtered_html_on_import', false ) ) {
kses_init_filters(); // Always filter imported data with kses on multisite.
}
call_user_func( $wp_importers[ $importer ][2] );
require_once ABSPATH . 'wp-admin/admin-footer.php';
// Make sure rules are flushed.
flush_rewrite_rules( false );
exit;
} else {
/**
* Fires before a particular screen is loaded.
*
* The load-* hook fires in a number of contexts. This hook is for core screens.
*
* The dynamic portion of the hook name, `$pagenow`, is a global variable
* referring to the filename of the current screen, such as 'admin.php',
* 'post-new.php' etc. A complete hook for the latter would be
* 'load-post-new.php'.
*
* @since 2.1.0
*/
do_action( "load-{$pagenow}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
/*
* The following hooks are fired to ensure backward compatibility.
* In all other cases, 'load-' . $pagenow should be used instead.
*/
if ( 'page' === $typenow ) {
if ( 'post-new.php' === $pagenow ) {
do_action( 'load-page-new.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
} elseif ( 'post.php' === $pagenow ) {
do_action( 'load-page.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
}
} elseif ( 'edit-tags.php' === $pagenow ) {
if ( 'category' === $taxnow ) {
do_action( 'load-categories.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
} elseif ( 'link_category' === $taxnow ) {
do_action( 'load-edit-link-categories.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
}
} elseif ( 'term.php' === $pagenow ) {
do_action( 'load-edit-tags.php' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
}
}
if ( ! empty( $_REQUEST['action'] ) ) {
$action = $_REQUEST['action'];
/**
* Fires when an 'action' request variable is sent.
*
* The dynamic portion of the hook name, `$action`, refers to
* the action derived from the `GET` or `POST` request.
*
* @since 2.6.0
*/
do_action( "admin_action_{$action}" );
}
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