7
7
* @subpackage Multisite
11
// @todo use update_blog_details
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* Update the last_updated field for the current blog.
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16
function wpmu_update_blogs_date() {
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// TODO: use update_blog_details
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$wpdb->update( $wpdb->blogs, array('last_updated' => current_time('mysql', true)), array('blog_id' => $wpdb->blogid) );
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refresh_blog_details( $wpdb->blogid );
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do_action( 'wpmu_blog_updated', $wpdb->blogid );
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* Get a full blog URL, given a blog id.
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* @param int $blog_id Blog ID
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function get_blogaddress_by_id( $blog_id ) {
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$bloginfo = get_blog_details( (int) $blog_id, false ); // only get bare details!
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return esc_url( 'http://' . $bloginfo->domain . $bloginfo->path );
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* Get a full blog URL, given a blog name.
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* @param string $blogname The (subdomain or directory) name
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function get_blogaddress_by_name( $blogname ) {
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global $current_site;
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return esc_url( $url . '/' );
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function get_blogaddress_by_domain( $domain, $path ){
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* Get a full blog URL, given a domain and a path.
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* @param string $domain
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function get_blogaddress_by_domain( $domain, $path ) {
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if ( is_subdomain_install() ) {
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$url = "http://".$domain.$path;
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return esc_url( $url );
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* Given a blog's (subdomain or directory) name, retrieve it's id.
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* @return int A blog id
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function get_id_from_blogname( $name ) {
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global $wpdb, $current_site;
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$blog_id = wp_cache_get( "get_id_from_blogname_" . $name, 'blog-details' );
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* Retrieve the details for a blog from the blogs table and blog options.
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* @param int|string|array $fields A blog ID, a blog name, or an array of fields to query against.
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* @param bool $get_all Whether to retrieve all details or only the details in the blogs table. Default is true.
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* @return object Blog details.
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if ( isset($details[ 'public' ]) )
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update_blog_option( $blog_id, 'blog_public', $details[ 'public' ], false );
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update_blog_option( $blog_id, 'blog_public', $details[ 'public' ] );
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refresh_blog_details($blog_id);
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* $blog_id. It returns $value.
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* The 'option_$option' filter in get_option() is not called.
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* @package WordPress MU
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* @uses apply_filters() Calls 'blog_option_$optionname' with the option name value.
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* @param int $blog_id is the id of the blog.
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* @param string $setting Name of option to retrieve. Should already be SQL-escaped
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* @param string $setting Name of option to retrieve. Should already be SQL-escaped.
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* @param string $default (optional) Default value returned if option not found.
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* @return mixed Value set for the option.
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if ( 'siteurl' == $setting || 'home' == $setting || 'category_base' == $setting )
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$value = untrailingslashit( $value );
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if (! @unserialize( $value ) )
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$value = stripslashes( $value );
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return apply_filters( 'blog_option_' . $setting, maybe_unserialize( $value ), $blog_id );
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* Add an option for a particular blog.
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* @param int $id The blog id
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* @param string $key The option key
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* @param mixed $value The option value
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function add_blog_option( $id, $key, $value ) {
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wp_cache_set( $id."-".$key."-blog_option", $value, 'site-options' );
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* Delete an option for a particular blog.
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* @param int $id The blog id
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* @param string $key The option key
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404
function delete_blog_option( $id, $key ) {
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wp_cache_set( $id."-".$key."-blog_option", '', 'site-options' );
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function update_blog_option( $id, $key, $value, $refresh = true ) {
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* Update an option for a particular blog.
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* @param int $id The blog id
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* @param string $key The option key
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* @param mixed $value The option value
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function update_blog_option( $id, $key, $value, $deprecated = null ) {
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if ( null !== $deprecated )
426
_deprecated_argument( __FUNCTION__, '3.1' );
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switch_to_blog($id);
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update_option( $key, $value );
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restore_current_blog();
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if ( $refresh == true )
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refresh_blog_details( $id );
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refresh_blog_details( $id );
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wp_cache_set( $id."-".$key."-blog_option", $value, 'site-options');
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* Switch the current blog.
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* This function is useful if you need to pull posts, or other information,
441
* from other blogs. You can switch back afterwards using restore_current_blog().
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* Things that aren't switched:
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* - autoloaded options. See #14992
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* - plugins. See #14941
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* @see restore_current_blog()
450
* @param int $new_blog The id of the blog you want to switch to. Default: current blog
451
* @param bool $validate Whether to check if $new_blog exists before proceeding
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* @return bool True on success, False if the validation failed
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function switch_to_blog( $new_blog, $validate = false ) {
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global $wpdb, $table_prefix, $blog_id, $switched, $switched_stack, $wp_roles, $wp_object_cache;
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$wp_roles->__construct();
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$wpdb->suppress_errors( false );
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if ( did_action('init') ) {
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$current_user = wp_get_current_user();
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$current_user = wp_get_current_user();
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493
if ( is_object( $current_user ) )
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$current_user->for_blog( $blog_id );
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if ( is_array( $global_groups ) )
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wp_cache_add_global_groups( $global_groups );
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wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'site-transient', 'global-posts' ) );
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wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts' ) );
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wp_cache_add_non_persistent_groups(array( 'comment', 'counts', 'plugins' ));
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* Restore the current blog, after calling switch_to_blog()
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* @see switch_to_blog()
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* @return bool True on success, False if we're already on the current blog
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function restore_current_blog() {
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global $table_prefix, $wpdb, $blog_id, $switched, $switched_stack, $wp_roles, $wp_object_cache;
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if ( is_array( $global_groups ) )
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569
wp_cache_add_global_groups( $global_groups );
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wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'site-transient' ) );
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wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts' ) );
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wp_cache_add_non_persistent_groups(array( 'comment', 'counts', 'plugins' ));
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* Check if a particular blog is archived.
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* @param int $id The blog id
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* @return string Whether the blog is archived or not
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function is_archived( $id ) {
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return get_blog_status($id, 'archived');
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* Update the 'archived' status of a particular blog.
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* @param int $id The blog id
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* @param string $archived The new status
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* @return string $archived
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function update_archived( $id, $archived ) {
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update_blog_status($id, 'archived', $archived);
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return $archived;
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* Update a blog details field.
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* @param int $blog_id BLog ID
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* @param string $pref A field name
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* @param string $value Value for $pref
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* @param bool $refresh Whether to refresh the blog details cache. Default is true.
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* @return string $value
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function update_blog_status( $blog_id, $pref, $value, $refresh = true ) {
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function update_blog_status( $blog_id, $pref, $value, $deprecated = null ) {
621
if ( null !== $deprecated )
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_deprecated_argument( __FUNCTION__, '3.1' );
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if ( !in_array( $pref, array( 'site_id', 'domain', 'path', 'registered', 'last_updated', 'public', 'archived', 'mature', 'spam', 'deleted', 'lang_id') ) )
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$wpdb->update( $wpdb->blogs, array($pref => $value, 'last_updated' => current_time('mysql', true)), array('blog_id' => $blog_id) );
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refresh_blog_details($blog_id);
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refresh_blog_details($blog_id);
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if ( $pref == 'spam' ) {
525
do_action( "make_spam_blog", $blog_id );
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do_action( "make_ham_blog", $blog_id );
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if ( 'spam' == $pref )
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( $value == 1 ) ? do_action( 'make_spam_blog', $blog_id ) : do_action( 'make_ham_blog', $blog_id );
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elseif ( 'mature' == $pref )
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( $value == 1 ) ? do_action( 'mature_blog', $blog_id ) : do_action( 'unmature_blog', $blog_id );
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elseif ( 'archived' == $pref )
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( $value == 1 ) ? do_action( 'archive_blog', $blog_id ) : do_action( 'unarchive_blog', $blog_id );
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elseif ( 'archived' == $pref )
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( $value == 1 ) ? do_action( 'archive_blog', $blog_id ) : do_action( 'unarchive_blog', $blog_id );
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* Get a blog details field.
648
* @param int $id The blog id
649
* @param string $pref A field name
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* @return bool $value
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function get_blog_status( $id, $pref ) {
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return $wpdb->get_var( $wpdb->prepare("SELECT %s FROM {$wpdb->blogs} WHERE blog_id = %d", $pref, $id) );
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* Get a list of most recently updated blogs.
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* @param mixed $deprecated Not used
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* @param int $start The offset
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* @param int $quantity The maximum number of blogs to retrieve. Default is 40.
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* @return array The list of blogs
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function get_last_updated( $deprecated = '', $start = 0, $quantity = 40 ) {
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if ( ! empty( $deprecated ) )
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_deprecated_argument( __FUNCTION__, 'MU' ); // never used
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return $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' AND last_updated != '0000-00-00 00:00:00' ORDER BY last_updated DESC limit %d, %d", $wpdb->siteid, $start, $quantity ) , ARRAY_A );
added
removed
wp-includes/ms-blogs.php
