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- <?php
- /**
- * Deprecated functions from WordPress MU and the multisite feature. You shouldn't
- * use these functions and look for the alternatives instead. The functions will be
- * removed in a later version.
- *
- * @package WordPress
- * @subpackage Deprecated
- * @since 3.0.0
- */
- /*
- * Deprecated functions come here to die.
- */
- /**
- * Get the "dashboard blog", the blog where users without a blog edit their profile data.
- * Dashboard blog functionality was removed in WordPress 3.1, replaced by the user admin.
- *
- * @since MU (3.0.0)
- * @deprecated 3.1.0 Use get_site()
- * @see get_site()
- *
- * @return WP_Site Current site object.
- */
- function get_dashboard_blog() {
- _deprecated_function( __FUNCTION__, '3.1.0', 'get_site()' );
- if ( $blog = get_site_option( 'dashboard_blog' ) ) {
- return get_site( $blog );
- }
- return get_site( get_network()->site_id );
- }
- /**
- * Generates a random password.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0 Use wp_generate_password()
- * @see wp_generate_password()
- *
- * @param int $len Optional. The length of password to generate. Default 8.
- */
- function generate_random_password( $len = 8 ) {
- _deprecated_function( __FUNCTION__, '3.0.0', 'wp_generate_password()' );
- return wp_generate_password( $len );
- }
- /**
- * Determine if user is a site admin.
- *
- * Plugins should use is_multisite() instead of checking if this function exists
- * to determine if multisite is enabled.
- *
- * This function must reside in a file included only if is_multisite() due to
- * legacy function_exists() checks to determine if multisite is enabled.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0 Use is_super_admin()
- * @see is_super_admin()
- *
- * @param string $user_login Optional. Username for the user to check. Default empty.
- */
- function is_site_admin( $user_login = '' ) {
- _deprecated_function( __FUNCTION__, '3.0.0', 'is_super_admin()' );
- if ( empty( $user_login ) ) {
- $user_id = get_current_user_id();
- if ( !$user_id )
- return false;
- } else {
- $user = get_user_by( 'login', $user_login );
- if ( ! $user->exists() )
- return false;
- $user_id = $user->ID;
- }
- return is_super_admin( $user_id );
- }
- if ( !function_exists( 'graceful_fail' ) ) :
- /**
- * Deprecated functionality to gracefully fail.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0 Use wp_die()
- * @see wp_die()
- */
- function graceful_fail( $message ) {
- _deprecated_function( __FUNCTION__, '3.0.0', 'wp_die()' );
- $message = apply_filters( 'graceful_fail', $message );
- $message_template = apply_filters( 'graceful_fail_template',
- '<!DOCTYPE html>
- <html><head>
- <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
- <title>Error!</title>
- <style type="text/css">
- img {
- border: 0;
- }
- body {
- line-height: 1.6em; font-family: Georgia, serif; width: 390px; margin: auto;
- text-align: center;
- }
- .message {
- font-size: 22px;
- width: 350px;
- margin: auto;
- }
- </style>
- </head>
- <body>
- <p class="message">%s</p>
- </body>
- </html>' );
- die( sprintf( $message_template, $message ) );
- }
- endif;
- /**
- * Deprecated functionality to retrieve user information.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0 Use get_user_by()
- * @see get_user_by()
- *
- * @param string $username Username.
- */
- function get_user_details( $username ) {
- _deprecated_function( __FUNCTION__, '3.0.0', 'get_user_by()' );
- return get_user_by('login', $username);
- }
- /**
- * Deprecated functionality to clear the global post cache.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0 Use clean_post_cache()
- * @see clean_post_cache()
- *
- * @param int $post_id Post ID.
- */
- function clear_global_post_cache( $post_id ) {
- _deprecated_function( __FUNCTION__, '3.0.0', 'clean_post_cache()' );
- }
- /**
- * Deprecated functionality to determin if the current site is the main site.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0 Use is_main_site()
- * @see is_main_site()
- */
- function is_main_blog() {
- _deprecated_function( __FUNCTION__, '3.0.0', 'is_main_site()' );
- return is_main_site();
- }
- /**
- * Deprecated functionality to validate an email address.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0 Use is_email()
- * @see is_email()
- *
- * @param string $email Email address to verify.
- * @param bool $check_domain Deprecated.
- * @return string|false Valid email address on success, false on failure.
- */
- function validate_email( $email, $check_domain = true) {
- _deprecated_function( __FUNCTION__, '3.0.0', 'is_email()' );
- return is_email( $email, $check_domain );
- }
- /**
- * Deprecated functionality to retrieve a list of all sites.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0 Use wp_get_sites()
- * @see wp_get_sites()
- *
- * @param int $start Optional. Offset for retrieving the blog list. Default 0.
- * @param int $num Optional. Number of blogs to list. Default 10.
- * @param string $deprecated Unused.
- */
- function get_blog_list( $start = 0, $num = 10, $deprecated = '' ) {
- _deprecated_function( __FUNCTION__, '3.0.0', 'wp_get_sites()' );
- global $wpdb;
- $blogs = $wpdb->get_results( $wpdb->prepare( "SELECT blog_id, domain, path FROM $wpdb->blogs WHERE site_id = %d AND public = '1' AND archived = '0' AND mature = '0' AND spam = '0' AND deleted = '0' ORDER BY registered DESC", get_current_network_id() ), ARRAY_A );
- $blog_list = array();
- foreach ( (array) $blogs as $details ) {
- $blog_list[ $details['blog_id'] ] = $details;
- $blog_list[ $details['blog_id'] ]['postcount'] = $wpdb->get_var( "SELECT COUNT(ID) FROM " . $wpdb->get_blog_prefix( $details['blog_id'] ). "posts WHERE post_status='publish' AND post_type='post'" );
- }
- if ( ! $blog_list ) {
- return array();
- }
- if ( 'all' === $num ) {
- return array_slice( $blog_list, $start, count( $blog_list ) );
- } else {
- return array_slice( $blog_list, $start, $num );
- }
- }
- /**
- * Deprecated functionality to retrieve a list of the most active sites.
- *
- * @since MU (3.0.0)
- * @deprecated 3.0.0
- *
- * @param int $num Optional. Number of activate blogs to retrieve. Default 10.
- * @param bool $display Optional. Whether or not to display the most active blogs list. Default true.
- * @return array List of "most active" sites.
- */
- function get_most_active_blogs( $num = 10, $display = true ) {
- _deprecated_function( __FUNCTION__, '3.0.0' );
- $blogs = get_blog_list( 0, 'all', false ); // $blog_id -> $details
- if ( is_array( $blogs ) ) {
- reset( $blogs );
- $most_active = array();
- $blog_list = array();
- foreach ( (array) $blogs as $key => $details ) {
- $most_active[ $details['blog_id'] ] = $details['postcount'];
- $blog_list[ $details['blog_id'] ] = $details; // array_slice() removes keys!
- }
- arsort( $most_active );
- reset( $most_active );
- $t = array();
- foreach ( (array) $most_active as $key => $details ) {
- $t[ $key ] = $blog_list[ $key ];
- }
- unset( $most_active );
- $most_active = $t;
- }
- if ( $display ) {
- if ( is_array( $most_active ) ) {
- reset( $most_active );
- foreach ( (array) $most_active as $key => $details ) {
- $url = esc_url('http://' . $details['domain'] . $details['path']);
- echo '<li>' . $details['postcount'] . " <a href='$url'>$url</a></li>";
- }
- }
- }
- return array_slice( $most_active, 0, $num );
- }
- /**
- * Redirect a user based on $_GET or $_POST arguments.
- *
- * The function looks for redirect arguments in the following order:
- * 1) $_GET['ref']
- * 2) $_POST['ref']
- * 3) $_SERVER['HTTP_REFERER']
- * 4) $_GET['redirect']
- * 5) $_POST['redirect']
- * 6) $url
- *
- * @since MU (3.0.0)
- * @deprecated 3.3.0 Use wp_redirect()
- * @see wp_redirect()
- *
- * @param string $url Optional. Redirect URL. Default empty.
- */
- function wpmu_admin_do_redirect( $url = '' ) {
- _deprecated_function( __FUNCTION__, '3.3.0', 'wp_redirect()' );
- $ref = '';
- if ( isset( $_GET['ref'] ) && isset( $_POST['ref'] ) && $_GET['ref'] !== $_POST['ref'] ) {
- wp_die( __( 'A variable mismatch has been detected.' ), __( 'Sorry, you are not allowed to view this item.' ), 400 );
- } elseif ( isset( $_POST['ref'] ) ) {
- $ref = $_POST['ref'];
- } elseif ( isset( $_GET['ref'] ) ) {
- $ref = $_GET['ref'];
- }
- if ( $ref ) {
- $ref = wpmu_admin_redirect_add_updated_param( $ref );
- wp_redirect( $ref );
- exit;
- }
- if ( ! empty( $_SERVER['HTTP_REFERER'] ) ) {
- wp_redirect( $_SERVER['HTTP_REFERER'] );
- exit;
- }
- $url = wpmu_admin_redirect_add_updated_param( $url );
- if ( isset( $_GET['redirect'] ) && isset( $_POST['redirect'] ) && $_GET['redirect'] !== $_POST['redirect'] ) {
- wp_die( __( 'A variable mismatch has been detected.' ), __( 'Sorry, you are not allowed to view this item.' ), 400 );
- } elseif ( isset( $_GET['redirect'] ) ) {
- if ( 's_' === substr( $_GET['redirect'], 0, 2 ) )
- $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;
- }
- /**
- * Adds an 'updated=true' argument to a URL.
- *
- * @since MU (3.0.0)
- * @deprecated 3.3.0 Use add_query_arg()
- * @see add_query_arg()
- *
- * @param string $url Optional. Redirect URL. Default empty.
- * @return string
- */
- function wpmu_admin_redirect_add_updated_param( $url = '' ) {
- _deprecated_function( __FUNCTION__, '3.3.0', 'add_query_arg()' );
- if ( strpos( $url, 'updated=true' ) === false ) {
- if ( strpos( $url, '?' ) === false )
- return $url . '?updated=true';
- else
- return $url . '&updated=true';
- }
- return $url;
- }
- /**
- * Get a numeric user ID from either an email address or a login.
- *
- * A numeric string is considered to be an existing user ID
- * and is simply returned as such.
- *
- * @since MU (3.0.0)
- * @deprecated 3.6.0 Use get_user_by()
- * @see get_user_by()
- *
- * @param string $string Either an email address or a login.
- * @return int
- */
- function get_user_id_from_string( $string ) {
- _deprecated_function( __FUNCTION__, '3.6.0', 'get_user_by()' );
- if ( is_email( $string ) )
- $user = get_user_by( 'email', $string );
- elseif ( is_numeric( $string ) )
- return $string;
- else
- $user = get_user_by( 'login', $string );
- if ( $user )
- return $user->ID;
- return 0;
- }
- /**
- * Get a full blog URL, given a domain and a path.
- *
- * @since MU (3.0.0)
- * @deprecated 3.7.0
- *
- * @param string $domain
- * @param string $path
- * @return string
- */
- function get_blogaddress_by_domain( $domain, $path ) {
- _deprecated_function( __FUNCTION__, '3.7.0' );
- if ( is_subdomain_install() ) {
- $url = "http://" . $domain.$path;
- } else {
- if ( $domain != $_SERVER['HTTP_HOST'] ) {
- $blogname = substr( $domain, 0, strpos( $domain, '.' ) );
- $url = 'http://' . substr( $domain, strpos( $domain, '.' ) + 1 ) . $path;
- // We're not installing the main blog.
- if ( 'www.' !== $blogname )
- $url .= $blogname . '/';
- } else { // Main blog.
- $url = 'http://' . $domain . $path;
- }
- }
- return sanitize_url( $url );
- }
- /**
- * Create an empty blog.
- *
- * @since MU (3.0.0)
- * @deprecated 4.4.0
- *
- * @param string $domain The new blog's domain.
- * @param string $path The new blog's path.
- * @param string $weblog_title The new blog's title.
- * @param int $site_id Optional. Defaults to 1.
- * @return string|int The ID of the newly created blog
- */
- function create_empty_blog( $domain, $path, $weblog_title, $site_id = 1 ) {
- _deprecated_function( __FUNCTION__, '4.4.0' );
- if ( empty($path) )
- $path = '/';
- // Check if the domain has been used already. We should return an error message.
- if ( domain_exists($domain, $path, $site_id) )
- return __( '<strong>Error:</strong> Site URL you’ve entered is already taken.' );
- /*
- * Need to back up 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, $site_id) )
- return __( '<strong>Error:</strong> There was a problem creating site entry.' );
- switch_to_blog($blog_id);
- install_blog($blog_id);
- restore_current_blog();
- return $blog_id;
- }
- /**
- * Get the admin for a domain/path combination.
- *
- * @since MU (3.0.0)
- * @deprecated 4.4.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param string $domain Optional. Network domain.
- * @param string $path Optional. Network path.
- * @return array|false The network admins.
- */
- function get_admin_users_for_domain( $domain = '', $path = '' ) {
- _deprecated_function( __FUNCTION__, '4.4.0' );
- global $wpdb;
- if ( ! $domain ) {
- $network_id = get_current_network_id();
- } else {
- $_networks = get_networks( array(
- 'fields' => 'ids',
- 'number' => 1,
- 'domain' => $domain,
- 'path' => $path,
- ) );
- $network_id = ! empty( $_networks ) ? array_shift( $_networks ) : 0;
- }
- if ( $network_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", $network_id ), ARRAY_A );
- return false;
- }
- /**
- * Return an array of sites for a network or networks.
- *
- * @since 3.7.0
- * @deprecated 4.6.0 Use get_sites()
- * @see get_sites()
- *
- * @param array $args {
- * Array of default arguments. Optional.
- *
- * @type int|int[] $network_id A network ID or array of network IDs. Set to null to retrieve sites
- * from all networks. Defaults to current network ID.
- * @type int $public Retrieve public or non-public sites. Default null, for any.
- * @type int $archived Retrieve archived or non-archived sites. Default null, for any.
- * @type int $mature Retrieve mature or non-mature sites. Default null, for any.
- * @type int $spam Retrieve spam or non-spam sites. Default null, for any.
- * @type int $deleted Retrieve deleted or non-deleted sites. Default null, for any.
- * @type int $limit Number of sites to limit the query to. Default 100.
- * @type int $offset Exclude the first x sites. Used in combination with the $limit parameter. Default 0.
- * }
- * @return array[] An empty array if the installation is considered "large" via wp_is_large_network(). Otherwise,
- * an associative array of WP_Site data as arrays.
- */
- function wp_get_sites( $args = array() ) {
- _deprecated_function( __FUNCTION__, '4.6.0', 'get_sites()' );
- if ( wp_is_large_network() )
- return array();
- $defaults = array(
- 'network_id' => get_current_network_id(),
- 'public' => null,
- 'archived' => null,
- 'mature' => null,
- 'spam' => null,
- 'deleted' => null,
- 'limit' => 100,
- 'offset' => 0,
- );
- $args = wp_parse_args( $args, $defaults );
- // Backward compatibility.
- if( is_array( $args['network_id'] ) ){
- $args['network__in'] = $args['network_id'];
- $args['network_id'] = null;
- }
- if( is_numeric( $args['limit'] ) ){
- $args['number'] = $args['limit'];
- $args['limit'] = null;
- } elseif ( ! $args['limit'] ) {
- $args['number'] = 0;
- $args['limit'] = null;
- }
- // Make sure count is disabled.
- $args['count'] = false;
- $_sites = get_sites( $args );
- $results = array();
- foreach ( $_sites as $_site ) {
- $_site = get_site( $_site );
- $results[] = $_site->to_array();
- }
- return $results;
- }
- /**
- * Check whether a usermeta key has to do with the current blog.
- *
- * @since MU (3.0.0)
- * @deprecated 4.9.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param string $key
- * @param int $user_id Optional. Defaults to current user.
- * @param int $blog_id Optional. Defaults to current blog.
- * @return bool
- */
- function is_user_option_local( $key, $user_id = 0, $blog_id = 0 ) {
- global $wpdb;
- _deprecated_function( __FUNCTION__, '4.9.0' );
- $current_user = wp_get_current_user();
- if ( $blog_id == 0 ) {
- $blog_id = get_current_blog_id();
- }
- $local_key = $wpdb->get_blog_prefix( $blog_id ) . $key;
- return isset( $current_user->$local_key );
- }
- /**
- * Store basic site info in the blogs table.
- *
- * This function creates a row in the wp_blogs table and returns
- * the new blog's ID. It is the first step in creating a new blog.
- *
- * @since MU (3.0.0)
- * @deprecated 5.1.0 Use wp_insert_site()
- * @see wp_insert_site()
- *
- * @param string $domain The domain of the new site.
- * @param string $path The path of the new site.
- * @param int $site_id Unless you're running a multi-network install, be sure to set this value to 1.
- * @return int|false The ID of the new row
- */
- function insert_blog($domain, $path, $site_id) {
- _deprecated_function( __FUNCTION__, '5.1.0', 'wp_insert_site()' );
- $data = array(
- 'domain' => $domain,
- 'path' => $path,
- 'site_id' => $site_id,
- );
- $site_id = wp_insert_site( $data );
- if ( is_wp_error( $site_id ) ) {
- return false;
- }
- clean_blog_cache( $site_id );
- return $site_id;
- }
- /**
- * Install an empty blog.
- *
- * Creates the new blog tables and options. If calling this function
- * directly, be sure to use switch_to_blog() first, so that $wpdb
- * points to the new blog.
- *
- * @since MU (3.0.0)
- * @deprecated 5.1.0
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- * @global WP_Roles $wp_roles WordPress role management object.
- *
- * @param int $blog_id The value returned by wp_insert_site().
- * @param string $blog_title The title of the new site.
- */
- function install_blog( $blog_id, $blog_title = '' ) {
- global $wpdb, $wp_roles;
- _deprecated_function( __FUNCTION__, '5.1.0' );
- // Cast for security.
- $blog_id = (int) $blog_id;
- require_once ABSPATH . 'wp-admin/includes/upgrade.php';
- $suppress = $wpdb->suppress_errors();
- if ( $wpdb->get_results( "DESCRIBE {$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( $suppress );
- $url = get_blogaddress_by_id( $blog_id );
- // Set everything up.
- make_db_current_silent( 'blog' );
- populate_options();
- populate_roles();
- // populate_roles() clears previous role definitions so we start over.
- $wp_roles = new WP_Roles();
- $siteurl = $home = untrailingslashit( $url );
- if ( ! is_subdomain_install() ) {
- if ( 'https' === parse_url( get_site_option( 'siteurl' ), PHP_URL_SCHEME ) ) {
- $siteurl = set_url_scheme( $siteurl, 'https' );
- }
- if ( 'https' === parse_url( get_home_url( get_network()->site_id ), PHP_URL_SCHEME ) ) {
- $home = set_url_scheme( $home, 'https' );
- }
- }
- update_option( 'siteurl', $siteurl );
- update_option( 'home', $home );
- if ( get_site_option( 'ms_files_rewriting' ) ) {
- update_option( 'upload_path', UPLOADBLOGSDIR . "/$blog_id/files" );
- } else {
- update_option( 'upload_path', get_blog_option( get_network()->site_id, 'upload_path' ) );
- }
- update_option( 'blogname', wp_unslash( $blog_title ) );
- update_option( 'admin_email', '' );
- // Remove all permissions.
- $table_prefix = $wpdb->get_blog_prefix();
- delete_metadata( 'user', 0, $table_prefix . 'user_level', null, true ); // Delete all.
- delete_metadata( 'user', 0, $table_prefix . 'capabilities', null, true ); // Delete all.
- }
- /**
- * Set blog defaults.
- *
- * This function creates a row in the wp_blogs table.
- *
- * @since MU (3.0.0)
- * @deprecated MU
- * @deprecated Use wp_install_defaults()
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param int $blog_id Ignored in this function.
- * @param int $user_id
- */
- function install_blog_defaults( $blog_id, $user_id ) {
- global $wpdb;
- _deprecated_function( __FUNCTION__, 'MU' );
- require_once ABSPATH . 'wp-admin/includes/upgrade.php';
- $suppress = $wpdb->suppress_errors();
- wp_install_defaults( $user_id );
- $wpdb->suppress_errors( $suppress );
- }
- /**
- * Update the status of a user in the database.
- *
- * Previously used in core to mark a user as spam or "ham" (not spam) in Multisite.
- *
- * @since 3.0.0
- * @deprecated 5.3.0 Use wp_update_user()
- * @see wp_update_user()
- *
- * @global wpdb $wpdb WordPress database abstraction object.
- *
- * @param int $id The user ID.
- * @param string $pref The column in the wp_users table to update the user's status
- * in (presumably user_status, spam, or deleted).
- * @param int $value The new status for the user.
- * @param null $deprecated Deprecated as of 3.0.2 and should not be used.
- * @return int The initially passed $value.
- */
- function update_user_status( $id, $pref, $value, $deprecated = null ) {
- global $wpdb;
- _deprecated_function( __FUNCTION__, '5.3.0', 'wp_update_user()' );
- if ( null !== $deprecated ) {
- _deprecated_argument( __FUNCTION__, '3.0.2' );
- }
- $wpdb->update( $wpdb->users, array( sanitize_key( $pref ) => $value ), array( 'ID' => $id ) );
- $user = new WP_User( $id );
- clean_user_cache( $user );
- if ( 'spam' === $pref ) {
- if ( $value == 1 ) {
- /** This filter is documented in wp-includes/user.php */
- do_action( 'make_spam_user', $id );
- } else {
- /** This filter is documented in wp-includes/user.php */
- do_action( 'make_ham_user', $id );
- }
- }
- return $value;
- }
- /**
- * Maintains a canonical list of terms by syncing terms created for each blog with the global terms table.
- *
- * @since 3.0.0
- * @since 6.1.0 This function no longer does anything.
- * @deprecated 6.1.0
- *
- * @param int $term_id An ID for a term on the current blog.
- * @param string $deprecated Not used.
- * @return int An ID from the global terms table mapped from $term_id.
- */
- function global_terms( $term_id, $deprecated = '' ) {
- _deprecated_function( __FUNCTION__, '6.1.0' );
- return $term_id;
- }
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