*/
/**
- * In WordPress Administration Panels
+ * In WordPress Administration Screens
*
- * @since unknown
+ * @since 2.3.2
*/
-if ( !defined('WP_ADMIN') )
- define('WP_ADMIN', TRUE);
+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(dirname(__FILE__)) . '/wp-load.php');
+nocache_headers();
+
if ( get_option('db_upgraded') ) {
- $wp_rewrite->flush_rules();
+ flush_rewrite_rules();
update_option( 'db_upgraded', false );
/**
- * Runs on the next page load after successful upgrade
+ * Fires on the next page load after a successful DB upgrade.
*
- * @since 2.8
+ * @since 2.8.0
*/
- do_action('after_db_upgrade');
-} elseif ( get_option('db_version') != $wp_db_version ) {
+ do_action( 'after_db_upgrade' );
+} elseif ( get_option('db_version') != $wp_db_version && empty($_POST) ) {
if ( !is_multisite() ) {
- wp_redirect(admin_url('upgrade.php?_wp_http_referer=' . urlencode(stripslashes($_SERVER['REQUEST_URI']))));
+ 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 3.0.0
+ *
+ * @param bool $do_mu_upgrade Whether to perform the Multisite upgrade routine. Default true.
+ */
} elseif ( apply_filters( 'do_mu_upgrade', true ) ) {
- /**
- * On really small MU installs run the upgrader every time,
- * else run it less often to reduce load.
- *
- * @since 2.8.4b
- */
$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);
}
auth_redirect();
-nocache_headers();
-
-update_category_cache();
-
// Schedule trash collection
-if ( !wp_next_scheduled('wp_scheduled_delete') && !defined('WP_INSTALLING') )
+if ( ! wp_next_scheduled( 'wp_scheduled_delete' ) && ! wp_installing() )
wp_schedule_event(time(), 'daily', 'wp_scheduled_delete');
set_screen_options();
-$date_format = get_option('date_format');
-$time_format = get_option('time_format');
-
-wp_reset_vars(array('profile', 'redirect', 'redirect_url', 'a', 'text', 'trackback', 'pingback'));
+$date_format = __( 'F j, Y' );
+$time_format = __( 'g:i a' );
wp_enqueue_script( 'common' );
-wp_enqueue_script( 'jquery-color' );
+
+
+
+
+/**
+ * $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
+ * @global array $wp_importers
+ * @global string $hook_suffix
+ * @global string $plugin_page
+ * @global string $typenow
+ * @global string $taxnow
+ */
+global $pagenow, $wp_importers, $hook_suffix, $plugin_page, $typenow, $taxnow;
+
+$page_hook = null;
$editing = false;
if ( isset($_GET['page']) ) {
- $plugin_page = stripslashes($_GET['page']);
+ $plugin_page = wp_unslash( $_GET['page'] );
$plugin_page = plugin_basename($plugin_page);
}
-if ( isset($_GET['post_type']) )
- $typenow = sanitize_key($_GET['post_type']);
+if ( isset( $_REQUEST['post_type'] ) && post_type_exists( $_REQUEST['post_type'] ) )
+ $typenow = $_REQUEST['post_type'];
else
$typenow = '';
-if ( isset($_GET['taxonomy']) )
- $taxnow = sanitize_key($_GET['taxonomy']);
+if ( isset( $_REQUEST['taxonomy'] ) && taxonomy_exists( $_REQUEST['taxonomy'] ) )
+ $taxnow = $_REQUEST['taxonomy'];
else
$taxnow = '';
-require(ABSPATH . 'wp-admin/menu.php');
+if ( WP_NETWORK_ADMIN )
+ require(ABSPATH . 'wp-admin/network/menu.php');
+elseif ( WP_USER_ADMIN )
+ require(ABSPATH . 'wp-admin/user/menu.php');
+else
+ require(ABSPATH . 'wp-admin/menu.php');
-if ( current_user_can( 'manage_options' ) )
- @ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', '256M' ) );
+if ( current_user_can( 'manage_options' ) ) {
+ wp_raise_memory_limit( 'admin' );
+}
-do_action('admin_init');
+/**
+ * Fires as an admin screen or script is being initialized.
+ *
+ * Note, this does not just run on user-facing admin screens.
+ * It runs on admin-ajax.php and admin-post.php as well.
+ *
+ * This is roughly analogous to the more general {@see 'init'} hook, which fires earlier.
+ *
+ * @since 2.5.0
+ */
+do_action( 'admin_init' );
if ( isset($plugin_page) ) {
if ( !empty($typenow) )
$the_parent = $pagenow;
if ( ! $page_hook = get_plugin_page_hook($plugin_page, $the_parent) ) {
$page_hook = get_plugin_page_hook($plugin_page, $plugin_page);
- // backwards compatibility for plugins using add_management_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( 'tools.php?' . $query_string );
+ wp_redirect( admin_url('tools.php?' . $query_string) );
exit;
}
}
}
$hook_suffix = '';
-if ( isset($page_hook) )
+if ( isset( $page_hook ) ) {
$hook_suffix = $page_hook;
-else if ( isset($plugin_page) )
+} elseif ( isset( $plugin_page ) ) {
$hook_suffix = $plugin_page;
-else if ( isset($pagenow) )
+} elseif ( isset( $pagenow ) ) {
$hook_suffix = $pagenow;
+}
set_current_screen();
// Handle plugin admin pages.
if ( isset($plugin_page) ) {
if ( $page_hook ) {
- do_action('load-' . $page_hook);
+ /**
+ * Fires before a particular screen is loaded.
+ *
+ * The load-* hook fires in a number of contexts. This hook is for plugin screens
+ * where a callback is provided when the screen is registered.
+ *
+ * The dynamic portion of the hook name, `$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}" );
if (! isset($_GET['noheader']))
require_once(ABSPATH . 'wp-admin/admin-header.php');
- do_action($page_hook);
+ /**
+ * Used to call the registered callback for a plugin screen.
+ *
+ * @ignore
+ * @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") ) )
wp_die(sprintf(__('Cannot load %s.'), htmlentities($plugin_page)));
- do_action('load-' . $plugin_page);
+ /**
+ * Fires before a particular screen is loaded.
+ *
+ * The load-* hook fires in a number of contexts. This hook is for plugin screens
+ * where the file to load is directly included, rather than the use of a function.
+ *
+ * The dynamic portion of the hook name, `$plugin_page`, refers to the plugin basename.
+ *
+ * @see plugin_basename()
+ *
+ * @since 1.5.0
+ */
+ do_action( "load-{$plugin_page}" );
if ( !isset($_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(ABSPATH . PLUGINDIR . "/$plugin_page");
+ include(WP_PLUGIN_DIR . "/$plugin_page");
}
include(ABSPATH . 'wp-admin/admin-footer.php');
exit();
-} else if (isset($_GET['import'])) {
+} elseif ( isset( $_GET['import'] ) ) {
$importer = $_GET['import'];
- if ( ! current_user_can('import') )
- wp_die(__('You are not allowed to import.'));
+ if ( ! current_user_can( 'import' ) ) {
+ wp_die( __( 'Sorry, you are not allowed to import content.' ) );
+ }
- if ( validate_file($importer) )
+ if ( validate_file($importer) ) {
wp_redirect( admin_url( 'import.php?invalid=' . $importer ) );
+ exit;
+ }
- // Allow plugins to define importers as well
- if ( !isset($wp_importers) || !isset($wp_importers[$importer]) || ! is_callable($wp_importers[$importer][2])) {
- if (! file_exists(ABSPATH . "wp-admin/import/$importer.php"))
- wp_redirect( admin_url( 'import.php?invalid=' . $importer ) );
- include(ABSPATH . "wp-admin/import/$importer.php");
+ 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.
+ *
+ * @since 3.5.0
+ */
+ do_action( "load-importer-{$importer}" );
+
$parent_file = 'tools.php';
$submenu_file = 'import.php';
$title = __('Import');
define('WP_IMPORTING', true);
- if ( is_multisite() )
- kses_init_filters(); // Always filter imported data with kses.
+ /**
+ * 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]);
include(ABSPATH . 'wp-admin/admin-footer.php');
// Make sure rules are flushed
- global $wp_rewrite;
- $wp_rewrite->flush_rules(false);
+ flush_rewrite_rules(false);
exit();
} else {
- do_action("load-$pagenow");
-}
+ /**
+ * 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, `$pagenow`, is a global variable
+ * referring to the filename of the current page, such as 'admin.php',
+ * 'post-new.php' etc. A complete hook for the latter would be
+ * 'load-post-new.php'.
+ *
+ * @since 2.1.0
+ */
+ do_action( "load-{$pagenow}" );
-if ( !empty($_REQUEST['action']) )
- do_action('admin_action_' . $_REQUEST['action']);
+ /*
+ * The following hooks are fired to ensure backward compatibility.
+ * In all other cases, 'load-' . $pagenow should be used instead.
+ */
+ if ( $typenow == 'page' ) {
+ if ( $pagenow == 'post-new.php' )
+ do_action( 'load-page-new.php' );
+ elseif ( $pagenow == 'post.php' )
+ do_action( 'load-page.php' );
+ } elseif ( $pagenow == 'edit-tags.php' ) {
+ if ( $taxnow == 'category' )
+ do_action( 'load-categories.php' );
+ elseif ( $taxnow == 'link_category' )
+ do_action( 'load-edit-link-categories.php' );
+ } elseif( 'term.php' === $pagenow ) {
+ do_action( 'load-edit-tags.php' );
+ }
+}
-?>
+if ( ! empty( $_REQUEST['action'] ) ) {
+ /**
+ * Fires when an 'action' request variable is sent.
+ *
+ * The dynamic portion of the hook name, `$_REQUEST['action']`,
+ * refers to the action derived from the `GET` or `POST` request.
+ *
+ * @since 2.6.0
+ */
+ do_action( 'admin_action_' . $_REQUEST['action'] );
+}