ID) )
return $current_user;
$current_user = new WP_User($id, $name);
setup_userdata($current_user->ID);
do_action('set_current_user');
return $current_user;
}
endif;
if ( !function_exists('current_user') ) :
function wp_get_current_user() {
global $current_user;
get_currentuserinfo();
return $current_user;
}
endif;
if ( !function_exists('get_currentuserinfo') ) :
function get_currentuserinfo() {
global $current_user;
if ( defined('XMLRPC_REQUEST') && XMLRPC_REQUEST )
return false;
if ( ! empty($current_user) )
return;
if ( empty($_COOKIE[USER_COOKIE]) || empty($_COOKIE[PASS_COOKIE]) ||
!wp_login($_COOKIE[USER_COOKIE], $_COOKIE[PASS_COOKIE], true) ) {
wp_set_current_user(0);
return false;
}
$user_login = $_COOKIE[USER_COOKIE];
wp_set_current_user(0, $user_login);
}
endif;
if ( !function_exists('get_userdata') ) :
function get_userdata( $user_id ) {
global $wpdb;
$user_id = (int) $user_id;
if ( $user_id == 0 )
return false;
$user = wp_cache_get($user_id, 'users');
if ( $user )
return $user;
if ( !$user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE ID = '$user_id' LIMIT 1") )
return false;
$wpdb->hide_errors();
$metavalues = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->usermeta WHERE user_id = '$user_id'");
$wpdb->show_errors();
if ($metavalues) {
foreach ( $metavalues as $meta ) {
@ $value = unserialize($meta->meta_value);
if ($value === FALSE)
$value = $meta->meta_value;
$user->{$meta->meta_key} = $value;
// We need to set user_level from meta, not row
if ( $wpdb->prefix . 'user_level' == $meta->meta_key )
$user->user_level = $meta->meta_value;
} // end foreach
} //end if
// For backwards compat.
if ( isset($user->first_name) )
$user->user_firstname = $user->first_name;
if ( isset($user->last_name) )
$user->user_lastname = $user->last_name;
if ( isset($user->description) )
$user->user_description = $user->description;
wp_cache_add($user_id, $user, 'users');
wp_cache_add($user->user_login, $user, 'userlogins');
return $user;
}
endif;
if ( !function_exists('update_user_cache') ) :
function update_user_cache() {
return true;
}
endif;
if ( !function_exists('get_userdatabylogin') ) :
function get_userdatabylogin($user_login) {
global $wpdb;
$user_login = sanitize_user( $user_login );
if ( empty( $user_login ) )
return false;
$userdata = wp_cache_get($user_login, 'userlogins');
if ( $userdata )
return $userdata;
if ( !$user = $wpdb->get_row("SELECT * FROM $wpdb->users WHERE user_login = '$user_login'") )
return false;
$wpdb->hide_errors();
$metavalues = $wpdb->get_results("SELECT meta_key, meta_value FROM $wpdb->usermeta WHERE user_id = '$user->ID'");
$wpdb->show_errors();
if ($metavalues) {
foreach ( $metavalues as $meta ) {
@ $value = unserialize($meta->meta_value);
if ($value === FALSE)
$value = $meta->meta_value;
$user->{$meta->meta_key} = $value;
// We need to set user_level from meta, not row
if ( $wpdb->prefix . 'user_level' == $meta->meta_key )
$user->user_level = $meta->meta_value;
}
}
// For backwards compat.
if ( isset($user->first_name) )
$user->user_firstname = $user->first_name;
if ( isset($user->last_name) )
$user->user_lastname = $user->last_name;
if ( isset($user->description) )
$user->user_description = $user->description;
wp_cache_add($user->ID, $user, 'users');
wp_cache_add($user->user_login, $user, 'userlogins');
return $user;
}
endif;
if ( !function_exists('wp_mail') ) :
function wp_mail($to, $subject, $message, $headers = '') {
if( $headers == '' ) {
$headers = "MIME-Version: 1.0\n" .
"From: wordpress@" . preg_replace('#^www\.#', '', strtolower($_SERVER['SERVER_NAME'])) . "\n" .
"Content-Type: text/plain; charset=\"" . get_settings('blog_charset') . "\"\n";
}
return @mail($to, $subject, $message, $headers);
}
endif;
if ( !function_exists('wp_login') ) :
function wp_login($username, $password, $already_md5 = false) {
global $wpdb, $error;
if ( '' == $username )
return false;
if ( '' == $password ) {
$error = __('Error: The password field is empty.');
return false;
}
$login = get_userdatabylogin($username);
//$login = $wpdb->get_row("SELECT ID, user_login, user_pass FROM $wpdb->users WHERE user_login = '$username'");
if (!$login) {
$error = __('Error: Wrong username.');
return false;
} else {
// If the password is already_md5, it has been double hashed.
// Otherwise, it is plain text.
if ( ($already_md5 && md5($login->user_pass) == $password) || ($login->user_login == $username && $login->user_pass == md5($password)) ) {
return true;
} else {
$error = __('Error: Incorrect password.');
$pwd = '';
return false;
}
}
}
endif;
if ( !function_exists('is_user_logged_in') ) :
function is_user_logged_in() {
$user = wp_get_current_user();
if ( $user->id == 0 )
return false;
return true;
}
endif;
if ( !function_exists('auth_redirect') ) :
function auth_redirect() {
// Checks if a user is logged in, if not redirects them to the login page
if ( (!empty($_COOKIE[USER_COOKIE]) &&
!wp_login($_COOKIE[USER_COOKIE], $_COOKIE[PASS_COOKIE], true)) ||
(empty($_COOKIE[USER_COOKIE])) ) {
nocache_headers();
header('Location: ' . get_settings('siteurl') . '/wp-login.php?redirect_to=' . urlencode($_SERVER['REQUEST_URI']));
exit();
}
}
endif;
if ( !function_exists('check_admin_referer') ) :
function check_admin_referer($action = -1) {
global $pagenow, $menu, $submenu, $parent_file, $submenu_file;;
$adminurl = strtolower(get_settings('siteurl')).'/wp-admin';
$referer = strtolower($_SERVER['HTTP_REFERER']);
if ( !wp_verify_nonce($_REQUEST['_wpnonce'], $action) &&
!(-1 == $action && strstr($referer, $adminurl)) ) {
if ( $referer )
$adminurl = $referer;
$title = __('WordPress Confirmation');
require_once(ABSPATH . '/wp-admin/admin-header.php');
if ( $_POST ) {
$q = http_build_query($_POST);
$q = explode( ini_get('arg_separator.output'), $q);
$html .= "\t\n";
} else {
$html .= "\t\n";
}
$html .= " \n