/wp-includes/ms-functions.php
PHP | 1447 lines | 1077 code | 289 blank | 81 comment | 334 complexity | 6aed96c038ac30808563987ee6d62da2 MD5 | raw file
Possible License(s): GPL-3.0, LGPL-2.1, AGPL-1.0
- <?php
- /**
- * Multi-site WordPress API
- *
- * @package WordPress
- * @subpackage Multisite
- * @since 3.0.0
- */
- function get_sitestats() {
- global $wpdb;
- $stats['blogs'] = get_blog_count();
- $count_ts = get_site_option( 'user_count_ts' );
- if ( time() - $count_ts > 3600 ) {
- $count = $wpdb->get_var( "SELECT COUNT(ID) FROM $wpdb->users" );
- update_site_option( 'user_count', $count );
- update_site_option( 'user_count_ts', time() );
- } else {
- $count = get_site_option( 'user_count' );
- }
- $stats['users'] = $count;
- return $stats;
- }
- function get_admin_users_for_domain( $sitedomain = '', $path = '' ) {
- global $wpdb;
- if ( ! $sitedomain )
- $site_id = $wpdb->siteid;
- else
- $site_id = $wpdb->get_var( $wpdb->prepare( "SELECT id FROM $wpdb->site WHERE domain = %s AND path = %s", $sitedomain, $path ) );
- if ( $site_id )
- return $wpdb->get_results( $wpdb->prepare( "SELECT u.ID, u.user_login, u.user_pass FROM $wpdb->users AS u, $wpdb->sitemeta AS sm WHERE sm.meta_key = 'admin_user_id' AND u.ID = sm.meta_value AND sm.site_id = %d", $site_id ), ARRAY_A );
- return false;
- }
- function get_blogs_of_user( $id, $all = false ) {
- global $wpdb;
- $cache_suffix = $all ? '_all' : '_short';
- $return = wp_cache_get( 'blogs_of_user_' . $id . $cache_suffix, 'users' );
- if ( $return )
- return apply_filters( 'get_blogs_of_user', $return, $id, $all );
- $user = get_userdata( (int) $id );
- if ( !$user )
- return false;
- $blogs = $match = array();
- $prefix_length = strlen($wpdb->base_prefix);
- foreach ( (array) $user as $key => $value ) {
- if ( $prefix_length && substr($key, 0, $prefix_length) != $wpdb->base_prefix )
- continue;
- if ( substr($key, -12, 12) != 'capabilities' )
- continue;
- if ( preg_match( '/^' . $wpdb->base_prefix . '((\d+)_)?capabilities$/', $key, $match ) ) {
- if ( count( $match ) > 2 )
- $blog_id = $match[ 2 ];
- else
- $blog_id = 1;
- $blog = get_blog_details( $blog_id );
- if ( $blog && isset( $blog->domain ) && ( $all == true || $all == false && ( $blog->archived == 0 && $blog->spam == 0 && $blog->deleted == 0 ) ) ) {
- $blogs[ $blog_id ]->userblog_id = $blog_id;
- $blogs[ $blog_id ]->blogname = $blog->blogname;
- $blogs[ $blog_id ]->domain = $blog->domain;
- $blogs[ $blog_id ]->path = $blog->path;
- $blogs[ $blog_id ]->site_id = $blog->site_id;
- $blogs[ $blog_id ]->siteurl = $blog->siteurl;
- }
- }
- }
- wp_cache_add( 'blogs_of_user_' . $id . $cache_suffix, $blogs, 'users', 5 );
- return apply_filters( 'get_blogs_of_user', $blogs, $id, $all );
- }
- function get_active_blog_for_user( $user_id ) { // get an active blog for user - either primary blog or from blogs list
- global $wpdb;
- $blogs = get_blogs_of_user( $user_id );
- if ( empty( $blogs ) ) {
- $details = get_dashboard_blog();
- add_user_to_blog( $details->blog_id, $user_id, 'subscriber' );
- update_user_meta( $user_id, 'primary_blog', $details->blog_id );
- wp_cache_delete( $user_id, 'users' );
- return $details;
- }
- $primary_blog = get_user_meta( $user_id, 'primary_blog', true );
- $details = get_dashboard_blog();
- if ( $primary_blog ) {
- $blogs = get_blogs_of_user( $user_id );
- if ( isset( $blogs[ $primary_blog ] ) == false ) {
- add_user_to_blog( $details->blog_id, $user_id, 'subscriber' );
- update_user_meta( $user_id, 'primary_blog', $details->blog_id );
- wp_cache_delete( $user_id, 'users' );
- } else {
- $details = get_blog_details( $primary_blog );
- }
- } else {
- add_user_to_blog( $details->blog_id, $user_id, 'subscriber' ); // Add subscriber permission for dashboard blog
- update_user_meta( $user_id, 'primary_blog', $details->blog_id );
- }
- if ( ( is_object( $details ) == false ) || ( is_object( $details ) && $details->archived == 1 || $details->spam == 1 || $details->deleted == 1 ) ) {
- $blogs = get_blogs_of_user( $user_id, true ); // if a user's primary blog is shut down, check their other blogs.
- $ret = false;
- if ( is_array( $blogs ) && count( $blogs ) > 0 ) {
- foreach ( (array) $blogs as $blog_id => $blog ) {
- if ( $blog->site_id != $wpdb->siteid )
- continue;
- $details = get_blog_details( $blog_id );
- if ( is_object( $details ) && $details->archived == 0 && $details->spam == 0 && $details->deleted == 0 ) {
- $ret = $blog;
- $changed = false;
- if ( get_user_meta( $user_id , 'primary_blog', true ) != $blog_id ) {
- update_user_meta( $user_id, 'primary_blog', $blog_id );
- $changed = true;
- }
- if ( !get_user_meta($user_id , 'source_domain', true) ) {
- update_user_meta( $user_id, 'source_domain', $blog->domain );
- $changed = true;
- }
- if ( $changed )
- wp_cache_delete( $user_id, 'users' );
- break;
- }
- }
- } else {
- // Should never get here
- $dashboard_blog = get_dashboard_blog();
- add_user_to_blog( $dashboard_blog->blog_id, $user_id, 'subscriber' ); // Add subscriber permission for dashboard blog
- update_user_meta( $user_id, 'primary_blog', $dashboard_blog->blog_id );
- return $dashboard_blog;
- }
- return $ret;
- } else {
- return $details;
- }
- }
- function is_user_member_of_blog( $user_id, $blog_id = 0 ) {
- $user_id = (int) $user_id;
- $blog_id = (int) $blog_id;
- if ( $blog_id == 0 ) {
- global $wpdb;
- $blog_id = $wpdb->blogid;
- }
- $blogs = get_blogs_of_user( $user_id );
- if ( is_array( $blogs ) )
- return array_key_exists( $blog_id, $blogs );
- else
- return false;
- }
- function get_user_count() {
- global $wpdb;
- $count_ts = get_site_option( 'user_count_ts' );
- if ( time() - $count_ts > 3600 ) {
- $count = $wpdb->get_var( $wpdb->prepare("SELECT COUNT(ID) as c FROM $wpdb->users WHERE spam = '0' AND deleted = '0'") );
- update_site_option( 'user_count', $count );
- update_site_option( 'user_count_ts', time() );
- }
- $count = get_site_option( 'user_count' );
- return $count;
- }
- function get_blog_count( $id = 0 ) {
- global $wpdb;
- if ( $id == 0 )
- $id = $wpdb->siteid;
- $count_ts = get_site_option( 'blog_count_ts' );
- if ( time() - $count_ts > 3600 ) {
- $count = $wpdb->get_var( $wpdb->prepare("SELECT COUNT(blog_id) as c FROM $wpdb->blogs WHERE site_id = %d AND spam = '0' AND deleted = '0' and archived = '0'", $id) );
- update_site_option( 'blog_count', $count );
- update_site_option( 'blog_count_ts', time() );
- }
- $count = get_site_option( 'blog_count' );
- return $count;
- }
- function get_blog_post( $blog_id, $post_id ) {
- global $wpdb;
- $key = $blog_id . '-' . $post_id;
- $post = wp_cache_get( $key, 'global-posts' );
- if ( $post == false ) {
- $post = $wpdb->get_row( $wpdb->prepare( 'SELECT * FROM ' . $wpdb->get_blog_prefix( $blog_id ) . 'posts WHERE ID = %d', $post_id ) );
- wp_cache_add( $key, $post, 'global-posts' );
- }
- return $post;
- }
- function add_user_to_blog( $blog_id, $user_id, $role ) {
- switch_to_blog($blog_id);
- $user = new WP_User($user_id);
- if ( empty( $user->ID ) )
- return new WP_Error('user_does_not_exist', __('That user does not exist.'));
- if ( !get_user_meta($user_id, 'primary_blog', true) ) {
- update_user_meta($user_id, 'primary_blog', $blog_id);
- $details = get_blog_details($blog_id);
- update_user_meta($user_id, 'source_domain', $details->domain);
- }
- $user->set_role($role);
- do_action('add_user_to_blog', $user_id, $role, $blog_id);
- wp_cache_delete( $user_id, 'users' );
- restore_current_blog();
- return true;
- }
- function remove_user_from_blog($user_id, $blog_id = '', $reassign = '') {
- global $wpdb;
- switch_to_blog($blog_id);
- $user_id = (int) $user_id;
- do_action('remove_user_from_blog', $user_id, $blog_id);
- // If being removed from the primary blog, set a new primary if the user is assigned
- // to multiple blogs.
- $primary_blog = get_user_meta($user_id, 'primary_blog', true);
- if ( $primary_blog == $blog_id ) {
- $new_id = '';
- $new_domain = '';
- $blogs = get_blogs_of_user($user_id);
- foreach ( (array) $blogs as $blog ) {
- if ( $blog->userblog_id == $blog_id )
- continue;
- $new_id = $blog->userblog_id;
- $new_domain = $blog->domain;
- break;
- }
- update_user_meta($user_id, 'primary_blog', $new_id);
- update_user_meta($user_id, 'source_domain', $new_domain);
- }
- // wp_revoke_user($user_id);
- $user = new WP_User($user_id);
- if ( empty( $user->ID ) )
- return new WP_Error('user_does_not_exist', __('That user does not exist.'));
- $user->remove_all_caps();
- $blogs = get_blogs_of_user($user_id);
- if ( count($blogs) == 0 ) {
- update_user_meta($user_id, 'primary_blog', '');
- update_user_meta($user_id, 'source_domain', '');
- }
- if ( $reassign != '' ) {
- $reassign = (int) $reassign;
- $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET post_author = %d WHERE post_author = %d", $reassign, $user_id) );
- $wpdb->query( $wpdb->prepare("UPDATE $wpdb->links SET link_owner = %d WHERE link_owner = %d", $reassign, $user_id) );
- }
- restore_current_blog();
- }
- function create_empty_blog( $domain, $path, $weblog_title, $site_id = 1 ) {
- $domain = addslashes( $domain );
- $weblog_title = addslashes( $weblog_title );
- if ( empty($path) )
- $path = '/';
- // Check if the domain has been used already. We should return an error message.
- if ( domain_exists($domain, $path, $site_id) )
- return __( 'Error: Site URL already taken.' );
- // Need to backup wpdb table names, and create a new wp_blogs entry for new blog.
- // Need to get blog_id from wp_blogs, and create new table names.
- // Must restore table names at the end of function.
- if ( ! $blog_id = insert_blog($domain, $path, $site_id) )
- return __( 'Error: problem creating site entry.' );
- switch_to_blog($blog_id);
- install_blog($blog_id);
- restore_current_blog();
- return $blog_id;
- }
- function get_blog_permalink( $_blog_id, $post_id ) {
- $key = "{$_blog_id}-{$post_id}-blog_permalink";
- $link = wp_cache_get( $key, 'site-options' );
- if ( $link == false ) {
- switch_to_blog( $_blog_id );
- $link = get_permalink( $post_id );
- restore_current_blog();
- wp_cache_add( $key, $link, 'site-options', 360 );
- }
- return $link;
- }
- function get_blog_id_from_url( $domain, $path = '/' ) {
- global $wpdb;
- $domain = strtolower( $wpdb->escape( $domain ) );
- $path = strtolower( $wpdb->escape( $path ) );
- $id = wp_cache_get( md5( $domain . $path ), 'blog-id-cache' );
- if ( $id == -1 ) { // blog does not exist
- return 0;
- } elseif ( $id ) {
- return (int)$id;
- }
- $id = $wpdb->get_var( "SELECT blog_id FROM $wpdb->blogs WHERE domain = '$domain' and path = '$path' /* get_blog_id_from_url */" );
- if ( !$id ) {
- wp_cache_set( md5( $domain . $path ), -1, 'blog-id-cache' );
- return false;
- }
- wp_cache_set( md5( $domain . $path ), $id, 'blog-id-cache' );
- return $id;
- }
- // wpmu admin functions
- function wpmu_admin_do_redirect( $url = '' ) {
- $ref = '';
- if ( isset( $_GET['ref'] ) )
- $ref = $_GET['ref'];
- if ( isset( $_POST['ref'] ) )
- $ref = $_POST['ref'];
- if ( $ref ) {
- $ref = wpmu_admin_redirect_add_updated_param( $ref );
- wp_redirect( $ref );
- exit();
- }
- if ( empty( $_SERVER['HTTP_REFERER'] ) == false ) {
- wp_redirect( $_SERVER['HTTP_REFERER'] );
- exit();
- }
- $url = wpmu_admin_redirect_add_updated_param( $url );
- if ( isset( $_GET['redirect'] ) ) {
- if ( substr( $_GET['redirect'], 0, 2 ) == 's_' )
- $url .= '&action=blogs&s='. esc_html( substr( $_GET['redirect'], 2 ) );
- } elseif ( isset( $_POST['redirect'] ) ) {
- $url = wpmu_admin_redirect_add_updated_param( $_POST['redirect'] );
- }
- wp_redirect( $url );
- exit();
- }
- function wpmu_admin_redirect_add_updated_param( $url = '' ) {
- if ( strpos( $url, 'updated=true' ) === false ) {
- if ( strpos( $url, '?' ) === false )
- return $url . '?updated=true';
- else
- return $url . '&updated=true';
- }
- return $url;
- }
- function is_blog_user( $blog_id = 0 ) {
- global $wpdb;
-
- $current_user = wp_get_current_user();
- if ( !$blog_id )
- $blog_id = $wpdb->blogid;
- $cap_key = $wpdb->base_prefix . $blog_id . '_capabilities';
- if ( is_array($current_user->$cap_key) && in_array(1, $current_user->$cap_key) )
- return true;
- return false;
- }
- function is_email_address_unsafe( $user_email ) {
- $banned_names = get_site_option( 'banned_email_domains' );
- if ($banned_names && !is_array( $banned_names ))
- $banned_names = explode( "\n", $banned_names);
- if ( is_array( $banned_names ) && empty( $banned_names ) == false ) {
- $email_domain = strtolower( substr( $user_email, 1 + strpos( $user_email, '@' ) ) );
- foreach ( (array) $banned_names as $banned_domain ) {
- if ( $banned_domain == '' )
- continue;
- if (
- strstr( $email_domain, $banned_domain ) ||
- (
- strstr( $banned_domain, '/' ) &&
- preg_match( $banned_domain, $email_domain )
- )
- )
- return true;
- }
- }
- return false;
- }
- function wpmu_validate_user_signup($user_name, $user_email) {
- global $wpdb;
- $errors = new WP_Error();
- $orig_username = $user_name;
- $user_name = preg_replace( '/\s+/', '', sanitize_user( $user_name, true ) );
- $maybe = array();
- preg_match( '/[a-z0-9]+/', $user_name, $maybe );
- if ( $user_name != $orig_username || $user_name != $maybe[0] ) {
- $errors->add( 'user_name', __( "Only the lowercase letters a-z and numbers allowed" ) );
- $user_name = $orig_username;
- }
- $user_email = sanitize_email( $user_email );
- if ( empty( $user_name ) )
- $errors->add('user_name', __('Please enter a username'));
- $illegal_names = get_site_option( 'illegal_names' );
- if ( is_array( $illegal_names ) == false ) {
- $illegal_names = array( 'www', 'web', 'root', 'admin', 'main', 'invite', 'administrator' );
- add_site_option( 'illegal_names', $illegal_names );
- }
- if ( in_array( $user_name, $illegal_names ) == true )
- $errors->add('user_name', __('That username is not allowed'));
- if ( is_email_address_unsafe( $user_email ) )
- $errors->add('user_email', __('You cannot use that email address to signup. We are having problems with them blocking some of our email. Please use another email provider.'));
- if ( strlen( $user_name ) < 4 )
- $errors->add('user_name', __('Username must be at least 4 characters'));
- if ( strpos( ' ' . $user_name, '_' ) != false )
- $errors->add( 'user_name', __( 'Sorry, usernames may not contain the character “_”!' ) );
- // all numeric?
- $match = array();
- preg_match( '/[0-9]*/', $user_name, $match );
- if ( $match[0] == $user_name )
- $errors->add('user_name', __('Sorry, usernames must have letters too!'));
- if ( !is_email( $user_email ) )
- $errors->add('user_email', __('Please enter a correct email address'));
- $limited_email_domains = get_site_option( 'limited_email_domains' );
- if ( is_array( $limited_email_domains ) && empty( $limited_email_domains ) == false ) {
- $emaildomain = substr( $user_email, 1 + strpos( $user_email, '@' ) );
- if ( in_array( $emaildomain, $limited_email_domains ) == false )
- $errors->add('user_email', __('Sorry, that email address is not allowed!'));
- }
- // Check if the username has been used already.
- if ( username_exists($user_name) )
- $errors->add('user_name', __('Sorry, that username already exists!'));
- // Check if the email address has been used already.
- if ( email_exists($user_email) )
- $errors->add('user_email', __('Sorry, that email address is already used!'));
- // Has someone already signed up for this username?
- $signup = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->signups WHERE user_login = %s", $user_name) );
- if ( $signup != null ) {
- $registered_at = mysql2date('U', $signup->registered);
- $now = current_time( 'timestamp', true );
- $diff = $now - $registered_at;
- // If registered more than two days ago, cancel registration and let this signup go through.
- if ( $diff > 172800 )
- $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->signups WHERE user_login = %s", $user_name) );
- else
- $errors->add('user_name', __('That username is currently reserved but may be available in a couple of days.'));
- if ( $signup->active == 0 && $signup->user_email == $user_email )
- $errors->add('user_email_used', __('username and email used'));
- }
- $signup = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->signups WHERE user_email = %s", $user_email) );
- if ( $signup != null ) {
- $diff = current_time( 'timestamp', true ) - mysql2date('U', $signup->registered);
- // If registered more than two days ago, cancel registration and let this signup go through.
- if ( $diff > 172800 )
- $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->signups WHERE user_email = %s", $user_email) );
- else
- $errors->add('user_email', __('That email address has already been used. Please check your inbox for an activation email. It will become available in a couple of days if you do nothing.'));
- }
- $result = array('user_name' => $user_name, 'orig_username' => $orig_username, 'user_email' => $user_email, 'errors' => $errors);
- return apply_filters('wpmu_validate_user_signup', $result);
- }
- function wpmu_validate_blog_signup($blogname, $blog_title, $user = '') {
- global $wpdb, $domain, $base, $current_site;
- $blog_title = strip_tags( $blog_title );
- $blog_title = substr( $blog_title, 0, 50 );
- $errors = new WP_Error();
- $illegal_names = get_site_option( 'illegal_names' );
- if ( $illegal_names == false ) {
- $illegal_names = array( 'www', 'web', 'root', 'admin', 'main', 'invite', 'administrator' );
- add_site_option( 'illegal_names', $illegal_names );
- }
- // On sub dir installs, Some names are so illegal, only a filter can spring them from jail
- if (! is_subdomain_install() )
- $illegal_names = array_merge($illegal_names, apply_filters( 'subdirectory_reserved_names', array( 'page', 'comments', 'blog', 'files', 'feed' ) ) );
- if ( empty( $blogname ) )
- $errors->add('blogname', __('Please enter a site name'));
- $maybe = array();
- preg_match( '/[a-z0-9]+/', $blogname, $maybe );
- if ( $blogname != $maybe[0] )
- $errors->add('blogname', __('Only lowercase letters and numbers allowed'));
- if ( in_array( $blogname, $illegal_names ) == true )
- $errors->add('blogname', __('That name is not allowed'));
- if ( strlen( $blogname ) < 4 && !is_super_admin() )
- $errors->add('blogname', __('Site name must be at least 4 characters'));
- if ( strpos( ' ' . $blogname, '_' ) != false )
- $errors->add( 'blogname', __( 'Sorry, site names may not contain the character “_”!' ) );
- // do not allow users to create a blog that conflicts with a page on the main blog.
- if ( !is_subdomain_install() && $wpdb->get_var( $wpdb->prepare( "SELECT post_name FROM " . $wpdb->get_blog_prefix( $current_site->blog_id ) . "posts WHERE post_type = 'page' AND post_name = %s", $blogname ) ) )
- $errors->add( 'blogname', __( 'Sorry, you may not use that site name.' ) );
- // all numeric?
- $match = array();
- preg_match( '/[0-9]*/', $blogname, $match );
- if ( $match[0] == $blogname )
- $errors->add('blogname', __('Sorry, site names must have letters too!'));
- $blogname = apply_filters( 'newblogname', $blogname );
- $blog_title = stripslashes( $blog_title );
- if ( empty( $blog_title ) )
- $errors->add('blog_title', __('Please enter a site title'));
- // Check if the domain/path has been used already.
- if ( is_subdomain_install() ) {
- $mydomain = $blogname . '.' . preg_replace( '|^www\.|', '', $domain );
- $path = $base;
- } else {
- $mydomain = "$domain";
- $path = $base.$blogname.'/';
- }
- if ( domain_exists($mydomain, $path) )
- $errors->add('blogname', __('Sorry, that site already exists!'));
- if ( username_exists( $blogname ) ) {
- if ( is_object( $user ) == false || ( is_object($user) && ( $user->user_login != $blogname ) ) )
- $errors->add( 'blogname', __( 'Sorry, that site is reserved!' ) );
- }
- // Has someone already signed up for this domain?
- $signup = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->signups WHERE domain = %s AND path = %s", $mydomain, $path) ); // TODO: Check email too?
- if ( ! empty($signup) ) {
- $diff = current_time( 'timestamp', true ) - mysql2date('U', $signup->registered);
- // If registered more than two days ago, cancel registration and let this signup go through.
- if ( $diff > 172800 )
- $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->signups WHERE domain = %s AND path = %s", $mydomain, $path) );
- else
- $errors->add('blogname', __('That site is currently reserved but may be available in a couple days.'));
- }
- $result = array('domain' => $mydomain, 'path' => $path, 'blogname' => $blogname, 'blog_title' => $blog_title, 'errors' => $errors);
- return apply_filters('wpmu_validate_blog_signup', $result);
- }
- // Record signup information for future activation. wpmu_validate_signup() should be run
- // on the inputs before calling wpmu_signup().
- function wpmu_signup_blog($domain, $path, $title, $user, $user_email, $meta = '') {
- global $wpdb;
- $key = substr( md5( time() . rand() . $domain ), 0, 16 );
- $meta = serialize($meta);
- $domain = $wpdb->escape($domain);
- $path = $wpdb->escape($path);
- $title = $wpdb->escape($title);
- $wpdb->insert( $wpdb->signups, array(
- 'domain' => $domain,
- 'path' => $path,
- 'title' => $title,
- 'user_login' => $user,
- 'user_email' => $user_email,
- 'registered' => current_time('mysql', true),
- 'activation_key' => $key,
- 'meta' => $meta
- ) );
- wpmu_signup_blog_notification($domain, $path, $title, $user, $user_email, $key, $meta);
- }
- function wpmu_signup_user($user, $user_email, $meta = '') {
- global $wpdb;
- // Format data
- $user = preg_replace( '/\s+/', '', sanitize_user( $user, true ) );
- $user_email = sanitize_email( $user_email );
- $key = substr( md5( time() . rand() . $user_email ), 0, 16 );
- $meta = serialize($meta);
- $wpdb->insert( $wpdb->signups, array(
- 'domain' => '',
- 'path' => '',
- 'title' => '',
- 'user_login' => $user,
- 'user_email' => $user_email,
- 'registered' => current_time('mysql', true),
- 'activation_key' => $key,
- 'meta' => $meta
- ) );
- wpmu_signup_user_notification($user, $user_email, $key, $meta);
- }
- // Notify user of signup success.
- function wpmu_signup_blog_notification($domain, $path, $title, $user, $user_email, $key, $meta = '') {
- global $current_site;
- if ( !apply_filters('wpmu_signup_blog_notification', $domain, $path, $title, $user, $user_email, $key, $meta) )
- return false;
- // Send email with activation link.
- if ( !is_subdomain_install() || $current_site->id != 1 )
- $activate_url = network_site_url("wp-activate.php?key=$key");
- else
- $activate_url = "http://{$domain}{$path}wp-activate.php?key=$key"; // @todo use *_url() API
- $activate_url = esc_url($activate_url);
- $admin_email = get_site_option( 'admin_email' );
- if ( $admin_email == '' )
- $admin_email = 'support@' . $_SERVER['SERVER_NAME'];
- $from_name = get_site_option( 'site_name' ) == '' ? 'WordPress' : esc_html( get_site_option( 'site_name' ) );
- $message_headers = "From: \"{$from_name}\" <{$admin_email}>\n" . "Content-Type: text/plain; charset=\"" . get_option('blog_charset') . "\"\n";
- $message = sprintf( apply_filters( 'wpmu_signup_blog_notification_email', __( "To activate your blog, please click the following link:\n\n%s\n\nAfter you activate, you will receive *another email* with your login.\n\nAfter you activate, you can visit your site here:\n\n%s" ) ), $activate_url, esc_url( "http://{$domain}{$path}" ), $key );
- // TODO: Don't hard code activation link.
- $subject = sprintf( apply_filters( 'wpmu_signup_blog_notification_subject', __( '[%1$s] Activate %2$s' ) ), $from_name, esc_url( 'http://' . $domain . $path ) );
- wp_mail($user_email, $subject, $message, $message_headers);
- return true;
- }
- function wpmu_signup_user_notification($user, $user_email, $key, $meta = '') {
- if ( !apply_filters('wpmu_signup_user_notification', $user, $user_email, $key, $meta) )
- return false;
- // Send email with activation link.
- $admin_email = get_site_option( 'admin_email' );
- if ( $admin_email == '' )
- $admin_email = 'support@' . $_SERVER['SERVER_NAME'];
- $from_name = get_site_option( 'site_name' ) == '' ? 'WordPress' : esc_html( get_site_option( 'site_name' ) );
- $message_headers = "From: \"{$from_name}\" <{$admin_email}>\n" . "Content-Type: text/plain; charset=\"" . get_option('blog_charset') . "\"\n";
- $message = sprintf( apply_filters( 'wpmu_signup_user_notification_email', __( "To activate your user, please click the following link:\n\n%s\n\nAfter you activate, you will receive *another email* with your login.\n\n" ) ), site_url( "wp-activate.php?key=$key" ), $key );
- // TODO: Don't hard code activation link.
- $subject = sprintf( __( apply_filters( 'wpmu_signup_user_notification_subject', '[%1$s] Activate %2$s' ) ), $from_name, $user);
- wp_mail($user_email, $subject, $message, $message_headers);
- return true;
- }
- function wpmu_activate_signup($key) {
- global $wpdb, $current_site;
- $signup = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->signups WHERE activation_key = %s", $key) );
- if ( empty($signup) )
- return new WP_Error('invalid_key', __('Invalid activation key.'));
- if ( $signup->active )
- return new WP_Error('already_active', __('The site is already active.'), $signup);
- $meta = unserialize($signup->meta);
- $user_login = $wpdb->escape($signup->user_login);
- $user_email = $wpdb->escape($signup->user_email);
- $password = wp_generate_password();
- $user_id = username_exists($user_login);
- if ( ! $user_id )
- $user_id = wpmu_create_user($user_login, $password, $user_email);
- else
- $user_already_exists = true;
- if ( ! $user_id )
- return new WP_Error('create_user', __('Could not create user'), $signup);
- $now = current_time('mysql', true);
- if ( empty($signup->domain) ) {
- $wpdb->update( $wpdb->signups, array('active' => 1, 'activated' => $now), array('activation_key' => $key) );
- if ( isset( $user_already_exists ) )
- return new WP_Error( 'user_already_exists', __( 'That username is already activated.' ), $signup);
- wpmu_welcome_user_notification($user_id, $password, $meta);
- $user_site = get_site_option( 'dashboard_blog', $current_site->blog_id );
- if ( $user_site == false )
- add_user_to_blog( '1', $user_id, get_site_option( 'default_user_role', 'subscriber' ) );
- else
- add_user_to_blog( $user_site, $user_id, get_site_option( 'default_user_role', 'subscriber' ) );
- add_new_user_to_blog( $user_id, $user_email, $meta );
- do_action('wpmu_activate_user', $user_id, $password, $meta);
- return array('user_id' => $user_id, 'password' => $password, 'meta' => $meta);
- }
- $blog_id = wpmu_create_blog( $signup->domain, $signup->path, $signup->title, $user_id, $meta, $wpdb->siteid );
- // TODO: What to do if we create a user but cannot create a blog?
- if ( is_wp_error($blog_id) ) {
- // If blog is taken, that means a previous attempt to activate this blog failed in between creating the blog and
- // setting the activation flag. Let's just set the active flag and instruct the user to reset their password.
- if ( 'blog_taken' == $blog_id->get_error_code() ) {
- $blog_id->add_data( $signup );
- $wpdb->update( $wpdb->signups, array( 'active' => 1, 'activated' => $now ), array( 'activation_key' => $key ) );
- }
- return $blog_id;
- }
- $wpdb->update( $wpdb->signups, array('active' => 1, 'activated' => $now), array('activation_key' => $key) );
- wpmu_welcome_notification($blog_id, $user_id, $password, $signup->title, $meta);
- do_action('wpmu_activate_blog', $blog_id, $user_id, $password, $signup->title, $meta);
- return array('blog_id' => $blog_id, 'user_id' => $user_id, 'password' => $password, 'title' => $signup->title, 'meta' => $meta);
- }
- function wpmu_create_user( $user_name, $password, $email) {
- $user_name = preg_replace( '/\s+/', '', sanitize_user( $user_name, true ) );
- $user_id = wp_create_user( $user_name, $password, $email );
- if ( is_wp_error($user_id) )
- return false;
- // Newly created users have no roles or caps until they are added to a blog.
- delete_user_option( $user_id, 'capabilities' );
- delete_user_option( $user_id, 'user_level' );
- do_action( 'wpmu_new_user', $user_id );
- return $user_id;
- }
- function wpmu_create_blog($domain, $path, $title, $user_id, $meta = '', $site_id = 1) {
- $domain = preg_replace( '/\s+/', '', sanitize_user( $domain, true ) );
- if ( is_subdomain_install() )
- $domain = str_replace( '@', '', $domain );
- $title = strip_tags( $title );
- $user_id = (int) $user_id;
- if ( empty($path) )
- $path = '/';
- // Check if the domain has been used already. We should return an error message.
- if ( domain_exists($domain, $path, $site_id) )
- return new WP_Error('blog_taken', __('Site already exists.'));
- if ( !defined('WP_INSTALLING') )
- define( 'WP_INSTALLING', true );
- if ( ! $blog_id = insert_blog($domain, $path, $site_id) )
- return new WP_Error('insert_blog', __('Could not create site.'));
- switch_to_blog($blog_id);
- install_blog($blog_id, $title);
- wp_install_defaults($user_id);
- add_user_to_blog($blog_id, $user_id, 'administrator');
- if ( is_array($meta) ) foreach ($meta as $key => $value) {
- if ( $key == 'public' || $key == 'archived' || $key == 'mature' || $key == 'spam' || $key == 'deleted' || $key == 'lang_id' )
- update_blog_status( $blog_id, $key, $value );
- else
- update_option( $key, $value );
- }
- add_option( 'WPLANG', get_site_option( 'WPLANG' ) );
- update_option( 'blog_public', (int)$meta['public'] );
- if ( !is_super_admin() && get_user_meta( $user_id, 'primary_blog', true ) == get_site_option( 'dashboard_blog', 1 ) )
- update_user_meta( $user_id, 'primary_blog', $blog_id );
- restore_current_blog();
- do_action( 'wpmu_new_blog', $blog_id, $user_id, $domain, $path, $site_id, $meta );
- return $blog_id;
- }
- function newblog_notify_siteadmin( $blog_id, $deprecated = '' ) {
- if ( get_site_option( 'registrationnotification' ) != 'yes' )
- return false;
- $email = get_site_option( 'admin_email' );
- if ( is_email($email) == false )
- return false;
- $options_site_url = esc_url(network_admin_url('ms-options.php'));
- switch_to_blog( $blog_id );
- $blogname = get_option( 'blogname' );
- $siteurl = site_url();
- restore_current_blog();
- $msg = sprintf( __( 'New Site: %1s
- URL: %2s
- Remote IP: %3s
- Disable these notifications: %4s' ), $blogname, $siteurl, $_SERVER['REMOTE_ADDR'], $options_site_url);
- $msg = apply_filters( 'newblog_notify_siteadmin', $msg );
- wp_mail( $email, sprintf( __( 'New Site Registration: %s' ), $siteurl ), $msg );
- return true;
- }
- function newuser_notify_siteadmin( $user_id ) {
- if ( get_site_option( 'registrationnotification' ) != 'yes' )
- return false;
- $email = get_site_option( 'admin_email' );
- if ( is_email($email) == false )
- return false;
- $user = new WP_User($user_id);
- $options_site_url = esc_url(network_admin_url('ms-options.php'));
- $msg = sprintf(__('New User: %1s
- Remote IP: %2s
- Disable these notifications: %3s'), $user->user_login, $_SERVER['REMOTE_ADDR'], $options_site_url);
- $msg = apply_filters( 'newuser_notify_siteadmin', $msg );
- wp_mail( $email, sprintf(__('New User Registration: %s'), $user->user_login), $msg );
- return true;
- }
- function domain_exists($domain, $path, $site_id = 1) {
- global $wpdb;
- return $wpdb->get_var( $wpdb->prepare("SELECT blog_id FROM $wpdb->blogs WHERE domain = %s AND path = %s AND site_id = %d", $domain, $path, $site_id) );
- }
- function insert_blog($domain, $path, $site_id) {
- global $wpdb;
- $path = trailingslashit($path);
- $site_id = (int) $site_id;
- $result = $wpdb->insert( $wpdb->blogs, array('site_id' => $site_id, 'domain' => $domain, 'path' => $path, 'registered' => current_time('mysql')) );
- if ( ! $result )
- return false;
- refresh_blog_details($wpdb->insert_id);
- return $wpdb->insert_id;
- }
- // Install an empty blog. wpdb should already be switched.
- function install_blog($blog_id, $blog_title = '') {
- global $wpdb, $table_prefix, $wp_roles;
- $wpdb->suppress_errors();
- // Cast for security
- $blog_id = (int) $blog_id;
- require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
- if ( $wpdb->get_results("SELECT ID FROM $wpdb->posts") )
- die(__('<h1>Already Installed</h1><p>You appear to have already installed WordPress. To reinstall please clear your old database tables first.</p>') . '</body></html>');
- $wpdb->suppress_errors(false);
- $url = get_blogaddress_by_id($blog_id);
- // Set everything up
- make_db_current_silent();
- populate_options();
- populate_roles();
- $wp_roles->_init();
- // fix url.
- update_option('siteurl', $url);
- update_option('home', $url);
- update_option('fileupload_url', $url . "files" );
- update_option('upload_path', "wp-content/blogs.dir/" . $blog_id . "/files");
- update_option('blogname', stripslashes( $blog_title ) );
- update_option('admin_email', '');
- $wpdb->update( $wpdb->options, array('option_value' => ''), array('option_name' => 'admin_email') );
- // remove all perms
- $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE meta_key = %s", $table_prefix.'user_level') );
- $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE meta_key = %s", $table_prefix.'capabilities') );
- $wpdb->suppress_errors( false );
- }
- // Deprecated, use wp_install_defaults()
- // should be switched already as $blog_id is ignored.
- function install_blog_defaults($blog_id, $user_id) {
- global $wpdb;
- require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
- $wpdb->suppress_errors();
- wp_install_defaults($user_id);
- $wpdb->suppress_errors( false );
- }
- function wpmu_welcome_notification($blog_id, $user_id, $password, $title, $meta = '') {
- global $current_site;
- if ( !apply_filters('wpmu_welcome_notification', $blog_id, $user_id, $password, $title, $meta) )
- return false;
- $welcome_email = stripslashes( get_site_option( 'welcome_email' ) );
- if ( $welcome_email == false )
- $welcome_email = stripslashes( __( 'Dear User,
- Your new SITE_NAME site has been successfully set up at:
- BLOG_URL
- You can log in to the administrator account with the following information:
- Username: USERNAME
- Password: PASSWORD
- Login Here: BLOG_URLwp-login.php
- We hope you enjoy your new site.
- Thanks!
- --The Team @ SITE_NAME' ) );
- $url = get_blogaddress_by_id($blog_id);
- $user = new WP_User($user_id);
- $welcome_email = str_replace( 'SITE_NAME', $current_site->site_name, $welcome_email );
- $welcome_email = str_replace( 'BLOG_TITLE', $title, $welcome_email );
- $welcome_email = str_replace( 'BLOG_URL', $url, $welcome_email );
- $welcome_email = str_replace( 'USERNAME', $user->user_login, $welcome_email );
- $welcome_email = str_replace( 'PASSWORD', $password, $welcome_email );
- $welcome_email = apply_filters( 'update_welcome_email', $welcome_email, $blog_id, $user_id, $password, $title, $meta);
- $admin_email = get_site_option( 'admin_email' );
- if ( $admin_email == '' )
- $admin_email = 'support@' . $_SERVER['SERVER_NAME'];
- $from_name = get_site_option( 'site_name' ) == '' ? 'WordPress' : esc_html( get_site_option( 'site_name' ) );
- $message_headers = "From: \"{$from_name}\" <{$admin_email}>\n" . "Content-Type: text/plain; charset=\"" . get_option('blog_charset') . "\"\n";
- $message = $welcome_email;
- if ( empty( $current_site->site_name ) )
- $current_site->site_name = 'WordPress MU';
- $subject = apply_filters( 'update_welcome_subject', sprintf(__('New %1$s Site: %2$s'), $current_site->site_name, stripslashes( $title ) ) );
- wp_mail($user->user_email, $subject, $message, $message_headers);
- return true;
- }
- function wpmu_welcome_user_notification($user_id, $password, $meta = '') {
- global $current_site;
- if ( !apply_filters('wpmu_welcome_user_notification', $user_id, $password, $meta) )
- return false;
- $welcome_email = get_site_option( 'welcome_user_email' );
- $user = new WP_User($user_id);
- $welcome_email = apply_filters( 'update_welcome_user_email', $welcome_email, $user_id, $password, $meta);
- $welcome_email = str_replace( 'SITE_NAME', $current_site->site_name, $welcome_email );
- $welcome_email = str_replace( 'USERNAME', $user->user_login, $welcome_email );
- $welcome_email = str_replace( 'PASSWORD', $password, $welcome_email );
- $welcome_email = str_replace( 'LOGINLINK', wp_login_url(), $welcome_email );
- $admin_email = get_site_option( 'admin_email' );
- if ( $admin_email == '' )
- $admin_email = 'support@' . $_SERVER['SERVER_NAME'];
- $from_name = get_site_option( 'site_name' ) == '' ? 'WordPress' : esc_html( get_site_option( 'site_name' ) );
- $message_headers = "From: \"{$from_name}\" <{$admin_email}>\n" . "Content-Type: text/plain; charset=\"" . get_option('blog_charset') . "\"\n";
- $message = $welcome_email;
- if ( empty( $current_site->site_name ) )
- $current_site->site_name = 'WordPress MU';
- $subject = apply_filters( 'update_welcome_user_subject', sprintf(__('New %1$s User: %2$s'), $current_site->site_name, $user->user_login) );
- wp_mail($user->user_email, $subject, $message, $message_headers);
- return true;
- }
- function get_current_site() {
- global $current_site;
- return $current_site;
- }
- function get_user_id_from_string( $string ) {
- $user_id = 0;
- if ( is_email( $string ) ) {
- $user = get_user_by('email', $string);
- if ( $user )
- $user_id = $user->ID;
- } elseif ( is_numeric( $string ) ) {
- $user_id = $string;
- } else {
- $user = get_user_by('login', $string);
- if ( $user )
- $user_id = $user->ID;
- }
- return $user_id;
- }
- function get_most_recent_post_of_user( $user_id ) {
- global $wpdb;
- $user_blogs = get_blogs_of_user( (int) $user_id );
- $most_recent_post = array();
- // Walk through each blog and get the most recent post
- // published by $user_id
- foreach ( (array) $user_blogs as $blog ) {
- $recent_post = $wpdb->get_row( $wpdb->prepare("SELECT ID, post_date_gmt FROM {$wpdb->base_prefix}{$blog->userblog_id}_posts WHERE post_author = %d AND post_type = 'post' AND post_status = 'publish' ORDER BY post_date_gmt DESC LIMIT 1", $user_id ), ARRAY_A);
- // Make sure we found a post
- if ( isset($recent_post['ID']) ) {
- $post_gmt_ts = strtotime($recent_post['post_date_gmt']);
- // If this is the first post checked or if this post is
- // newer than the current recent post, make it the new
- // most recent post.
- if ( !isset($most_recent_post['post_gmt_ts']) || ( $post_gmt_ts > $most_recent_post['post_gmt_ts'] ) ) {
- $most_recent_post = array(
- 'blog_id' => $blog->userblog_id,
- 'post_id' => $recent_post['ID'],
- 'post_date_gmt' => $recent_post['post_date_gmt'],
- 'post_gmt_ts' => $post_gmt_ts
- );
- }
- }
- }
- return $most_recent_post;
- }
- /* Misc functions */
- function get_dirsize( $directory ) {
- $dirsize = get_transient( 'dirsize_cache' );
- if ( is_array( $dirsize ) && isset( $dirsize[ $directory ][ 'size' ] ) )
- return $dirsize[ $directory ][ 'size' ];
- if ( false == is_array( $dirsize ) )
- $dirsize = array();
- $dirsize[ $directory ][ 'size' ] = recurse_dirsize( $directory );
- set_transient( 'dirsize_cache', $dirsize, 3600 );
- return $dirsize[ $directory ][ 'size' ];
- }
- function recurse_dirsize( $directory ) {
- $size = 0;
- if ( substr( $directory, -1 ) == '/' )
- $directory = substr($directory,0,-1);
- if ( !file_exists($directory) || !is_dir( $directory ) || !is_readable( $directory ) )
- return false;
- if ($handle = opendir($directory)) {
- while(($file = readdir($handle)) !== false) {
- $path = $directory.'/'.$file;
- if ($file != '.' && $file != '..') {
- if (is_file($path)) {
- $size += filesize($path);
- } elseif (is_dir($path)) {
- $handlesize = recurse_dirsize($path);
- if ($handlesize > 0)
- $size += $handlesize;
- }
- }
- }
- closedir($handle);
- }
- return $size;
- }
- function upload_is_user_over_quota( $echo = true ) {
- if ( get_site_option( 'upload_space_check_disabled' ) )
- return true;
- $spaceAllowed = get_space_allowed();
- if ( empty( $spaceAllowed ) || !is_numeric( $spaceAllowed ) )
- $spaceAllowed = 10; // Default space allowed is 10 MB
- $dirName = BLOGUPLOADDIR;
- $size = get_dirsize($dirName) / 1024 / 1024;
- if ( ($spaceAllowed-$size) < 0 ) {
- if ( $echo )
- _e( 'Sorry, you have used your space allocation. Please delete some files to upload more files.' ); // No space left
- return true;
- } else {
- return false;
- }
- }
- function check_upload_mimes( $mimes ) {
- $site_exts = explode( ' ', get_site_option( 'upload_filetypes' ) );
- foreach ( $site_exts as $ext ) {
- foreach ( $mimes as $ext_pattern => $mime ) {
- if ( $ext != '' && strpos( $ext_pattern, $ext ) !== false )
- $site_mimes[$ext_pattern] = $mime;
- }
- }
- return $site_mimes;
- }
- function update_posts_count( $deprecated = '' ) {
- global $wpdb;
- update_option( 'post_count', (int) $wpdb->get_var( "SELECT COUNT(ID) FROM {$wpdb->posts} WHERE post_status = 'publish' and post_type = 'post'" ) );
- }
- function wpmu_log_new_registrations( $blog_id, $user_id ) {
- global $wpdb;
- $user = new WP_User( (int) $user_id );
- $wpdb->insert( $wpdb->registration_log, array('email' => $user->user_email, 'IP' => preg_replace( '/[^0-9., ]/', '',$_SERVER['REMOTE_ADDR'] ), 'blog_id' => $blog_id, 'date_registered' => current_time('mysql')) );
- }
- function fix_import_form_size( $size ) {
- if ( upload_is_user_over_quota( false ) == true )
- return 0;
- $spaceAllowed = 1024 * 1024 * get_space_allowed();
- $dirName = BLOGUPLOADDIR;
- $dirsize = get_dirsize($dirName) ;
- if ( $size > $spaceAllowed - $dirsize )
- return $spaceAllowed - $dirsize; // remaining space
- else
- return $size; // default
- }
- /**
- * Maintains a canonical list of terms by syncing terms created for each blog with the global terms table.
- *
- * @since 3.0.0
- *
- * @see term_id_filter
- *
- * @param int $term_id An ID for a term on the current blog.
- * @return int An ID from the global terms table mapped from $term_id.
- */
- function global_terms( $term_id, $deprecated = '' ) {
- global $wpdb;
- static $global_terms_recurse = null;
- if ( !global_terms_enabled() )
- return $term_id;
- // prevent a race condition
- $recurse_start = false;
- if ( $global_terms_recurse === null ) {
- $recurse_start = true;
- $global_terms_recurse = 1;
- } elseif ( 10 < $global_terms_recurse++ ) {
- return $term_id;
- }
- $term_id = intval( $term_id );
- $c = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->terms WHERE term_id = %d", $term_id ) );
- $global_id = $wpdb->get_var( $wpdb->prepare( "SELECT cat_ID FROM $wpdb->sitecategories WHERE category_nicename = %s", $c->slug ) );
- if ( $global_id == null ) {
- $used_global_id = $wpdb->get_var( $wpdb->prepare( "SELECT cat_ID FROM $wpdb->sitecategories WHERE cat_ID = %d", $c->term_id ) );
- if ( null == $used_global_id ) {
- $wpdb->insert( $wpdb->sitecategories, array( 'cat_ID' => $term_id, 'cat_name' => $c->name, 'category_nicename' => $c->slug ) );
- $global_id = $wpdb->insert_id;
- if ( empty( $global_id ) )
- return $term_id;
- } else {
- $max_global_id = $wpdb->get_var( "SELECT MAX(cat_ID) FROM $wpdb->sitecategories" );
- $max_local_id = $wpdb->get_var( "SELECT MAX(term_id) FROM $wpdb->terms" );
- $new_global_id = max( $max_global_id, $max_local_id ) + mt_rand( 100, 400 );
- $wpdb->insert( $wpdb->sitecategories, array( 'cat_ID' => $new_global_id, 'cat_name' => $c->name, 'category_nicename' => $c->slug ) );
- $global_id = $wpdb->insert_id;
- }
- } elseif ( $global_id != $term_id ) {
- $local_id = $wpdb->get_row( $wpdb->prepare( "SELECT term_id FROM $wpdb->terms WHERE term_id = %d", $global_id ) );
- if ( null != $local_id )
- $local_id = global_terms( $local_id );
- if ( 10 < $global_terms_recurse )
- $global_id = $term_id;
- }
- if ( $global_id != $term_id ) {
- if ( get_option( 'default_category' ) == $term_id )
- update_option( 'default_category', $global_id );
- $wpdb->update( $wpdb->terms, array('term_id' => $global_id), array('term_id' => $term_id) );
- $wpdb->update( $wpdb->term_taxonomy, array('term_id' => $global_id), array('term_id' => $term_id) );
- $wpdb->update( $wpdb->term_taxonomy, array('parent' => $global_id), array('parent' => $term_id) );
- clean_term_cache($term_id);
- }
- if( $recurse_start )
- $global_terms_recurse = null;
- return $global_id;
- }
- function redirect_this_site( $deprecated = '' ) {
- global $current_site;
- return array( $current_site->domain );
- }
- function upload_is_file_too_big( $upload ) {
- if ( is_array( $upload ) == false || defined( 'WP_IMPORTING' ) )
- return $upload;
- if ( strlen( $upload['bits'] ) > ( 1024 * get_site_option( 'fileupload_maxk', 1500 ) ) )
- return sprintf( __( 'This file is too big. Files must be less than %d KB in size.' ) . '<br />', get_site_option( 'fileupload_maxk', 1500 ));
- return $upload;
- }
- function wordpressmu_wp_mail_from( $email ) {
- if ( strpos( $email, 'wordpress@' ) !== false )
- $email = get_option( 'admin_email' );
- return $email;
- }
- function signup_nonce_fields() {
- $id = mt_rand();
- echo "<input type='hidden' name='signup_form_id' value='{$id}' />";
- wp_nonce_field('signup_form_' . $id, '_signup_form', false);
- }
- function signup_nonce_check( $result ) {
- if ( !strpos( $_SERVER[ 'PHP_SELF' ], 'wp-signup.php' ) )
- return $result;
- if ( wp_create_nonce('signup_form_' . $_POST[ 'signup_form_id' ]) != $_POST['_signup_form'] )
- wp_die( __('Please try again!') );
- return $result;
- }
- function maybe_redirect_404() {
- global $current_site;
- if ( is_main_site() && is_404() && defined( 'NOBLOGREDIRECT' ) && ( $destination = apply_filters( 'blog_redirect_404', NOBLOGREDIRECT ) ) ) {
- if ( $destination == '%siteurl%' )
- $destination = network_home_url();
- wp_redirect( $destination );
- exit();
- }
- }
- function maybe_add_existing_user_to_blog() {
- if ( false === strpos( $_SERVER[ 'REQUEST_URI' ], '/newbloguser/' ) )
- return false;
- $parts = explode( '/', $_SERVER[ 'REQUEST_URI' ] );
- $key = array_pop( $parts );
- if ( $key == '' )
- $key = array_pop( $parts );
- $details = get_option( 'new_user_' . $key );
- if ( !empty( $details ) )
- delete_option( 'new_user_' . $key );
- if ( empty( $details ) || is_wp_error( add_existing_user_to_blog( $details ) ) )
- wp_die( sprintf(__('An error occurred adding you to this site. Back to the <a href="%s">homepage</a>.'), site_url() ) );
- wp_die( sprintf(__('You have been added to this site. Please visit the <a href="%s">homepage</a> or <a href="%s">login</a> using your username and password.'), site_url(), admin_url() ), __('Success') );
- }
- function add_existing_user_to_blog( $details = false ) {
- if ( is_array( $details ) ) {
- $result = add_user_to_blog( '', $details[ 'user_id' ], $details[ 'role' ] );
- do_action( 'added_existing_user', $details[ 'user_id' ], $result );
- }
- return $result;
- }
- function add_new_user_to_blog( $user_id, $email, $meta ) {
- global $current_site;
- if ( $meta[ 'add_to_blog' ] ) {
- $blog_id = $meta[ 'add_to_blog' ];
- $role = $meta[ 'new_role' ];
- remove_user_from_blog($user_id, $current_site->blogid); // remove user from main blog.
- add_user_to_blog( $blog_id, $user_id, $role );
- update_user_meta( $user_id, 'primary_blog', $blog_id );
- }
- }
- function fix_phpmailer_messageid( $phpmailer ) {
- global $current_site;
- $phpmailer->Hostname = $current_site->domain;
- }
- function is_user_spammy( $username = 0 ) {
- if ( $username == 0 ) {
- $user_id = get_current_user_id();
- } else {
- $user_id = get_user_id_from_string( $username );
- }
- $u = new WP_User( $user_id );
- return ( isset( $u->spam ) && $u->spam == 1 );
- }
- function update_blog_public( $old_value, $value ) {
- global $wpdb;
- do_action('update_blog_public');
- update_blog_status( $wpdb->blogid, 'public', (int) $value );
- }
- add_action('update_option_blog_public', 'update_blog_public', 10, 2);
- /* Redirect all hits to "dashboard" blog to wp-admin/ Dashboard. */
- function redirect_mu_dashboard() {
- global $current_site, $current_blog;
- $dashboard_blog = get_dashboard_blog();
- if ( $current_blog->blog_id == $dashboard_blog->blog_id && $dashboard_blog->blog_id != $current_site->blog_id ) {
- $protocol = ( is_ssl() ? 'https://' : 'http://' );
- wp_redirect( $protocol . $dashboard_blog->domain . trailingslashit( $dashboard_blog->path ) . 'wp-admin/' );
- die();
- }
- }
- add_action( 'template_redirect', 'redirect_mu_dashboard' );
- function get_dashboard_blog() {
- if ( $blog = get_site_option( 'dashboard_blog' ) )
- return get_blog_details( $blog );
- return get_blog_details( $GLOBALS['current_site']->blog_id );
- }
- function is_user_option_local( $key, $user_id = 0, $blog_id = 0 ) {
- global $wpdb;
- $current_user = wp_get_current_user();
- if ( $user_id == 0 )
- $user_id = $current_user->ID;
- if ( $blog_id == 0 )
- $blog_id = $wpdb->blogid;
- $local_key = $wpdb->base_prefix . $blog_id . '_' . $key;
- if ( isset( $current_user->$local_key ) )
- return true;
- return false;
- }
- function users_can_register_signup_filter() {
- $registration = get_site_option('registration');
- if ( $registration == 'all' || $registration == 'user' )
- return true;
- return false;
- }
- add_filter('option_users_can_register', 'users_can_register_signup_filter');
- function welcome_user_msg_filter( $text ) {
- if ( !$text ) {
- return __( 'Dear User,
- Your new account is set up.
- You can log in with the following information:
- Username: USERNAME
- Password: PASSWORD
- LOGINLINK
- Thanks!
- --The Team @ SITE_NAME' );
- }
- return $text;
- }
- add_filter( 'site_option_welcome_user_email', 'welcome_user_msg_filter' );
- /**
- * Whether to force SSL on content.
- *
- * @since 2.8.5
- *
- * @param string|bool $force
- * @return bool True if forced, false if not forced.
- */
- function force_ssl_content( $force = '' ) {
- static $forced_content;
- if ( '' != $force ) {
- $old_forced = $forced_content;
- $forced_content = $force;
- return $old_forced;
- }
- return $forced_content;
- }
- /**
- * Formats an String URL to use HTTPS if HTTP is found.
- * Useful as a filter.
- *
- * @since 2.8.5
- **/
- function filter_SSL( $url ) {
- if ( !is_string( $url ) )
- return get_bloginfo( 'url' ); //return home blog url with proper scheme
- $arrURL = parse_url( $url );
- if ( force_ssl_content() && is_ssl() ) {
- if ( 'http' === $arrURL['scheme'] && 'https' !== $arrURL['scheme'] )
- $url = str_replace( $arrURL['scheme'], 'https', $url );
- }
- return $url;
- }
- ?>