WordPress/wp-admin/admin.php

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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(dirname(__FILE__)) . '/wp-load.php');
nocache_headers();
if ( get_option('db_upgraded') ) {
flush_rewrite_rules();
update_option( 'db_upgraded', false );
/**
* Runs on the next page load after successful upgrade
*
* @since 2.8
*/
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']))));
exit;
} 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 50 or fewer sites, run every time. Else, run "about ten percent" of the time. Shh, don't check that math.
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' ) );
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') && !defined('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_enqueue_script( 'common' );
$editing = false;
if ( isset($_GET['page']) ) {
$plugin_page = stripslashes($_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
$taxnow = '';
if ( WP_NETWORK_ADMIN )
require(ABSPATH . 'wp-admin/network/menu.php');
elseif ( WP_USER_ADMIN )
require(ABSPATH . 'wp-admin/user/menu.php');
else
require(ABSPATH . 'wp-admin/menu.php');
if ( current_user_can( 'manage_options' ) )
@ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', WP_MAX_MEMORY_LIMIT ) );
do_action('admin_init');
if ( isset($plugin_page) ) {
if ( !empty($typenow) )
$the_parent = $pagenow . '?post_type=' . $typenow;
else
$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
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 = $page_hook;
else if ( isset($plugin_page) )
$hook_suffix = $plugin_page;
else if ( isset($pagenow) )
$hook_suffix = $pagenow;
set_current_screen();
// Handle plugin admin pages.
if ( isset($plugin_page) ) {
if ( $page_hook ) {
do_action('load-' . $page_hook);
if (! isset($_GET['noheader']))
require_once(ABSPATH . 'wp-admin/admin-header.php');
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-' . $plugin_page);
if ( !isset($_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 . "/$plugin_page");
}
include(ABSPATH . 'wp-admin/admin-footer.php');
exit();
} else if (isset($_GET['import'])) {
$importer = $_GET['import'];
if ( ! current_user_can('import') )
wp_die(__('You are not allowed to import.'));
if ( validate_file($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;
}
do_action( 'load-importer-' . $importer );
$parent_file = 'tools.php';
$submenu_file = 'import.php';
$title = __('Import');
if (! isset($_GET['noheader']))
require_once(ABSPATH . 'wp-admin/admin-header.php');
require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
define('WP_IMPORTING', true);
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
flush_rewrite_rules(false);
exit();
} else {
do_action("load-$pagenow");
// Backwards compatibility with old load-page-new.php, load-page.php,
// and load-categories.php actions.
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 ( $taxnow == 'link_category' )
do_action( 'load-edit-link-categories.php' );
}
}
if ( !empty($_REQUEST['action']) )
do_action('admin_action_' . $_REQUEST['action']);