*
* @package WordPress
* @subpackage Multisite
- * @since 3.0.0
+ * @since MU
*/
-// @todo use update_blog_details
+/**
+ * Update the last_updated field for the current blog.
+ *
+ * @since MU
+ */
function wpmu_update_blogs_date() {
global $wpdb;
- $wpdb->update( $wpdb->blogs, array('last_updated' => current_time('mysql', true)), array('blog_id' => $wpdb->blogid) );
- refresh_blog_details( $wpdb->blogid );
+ update_blog_details( $wpdb->blogid, array('last_updated' => current_time('mysql', true)) );
do_action( 'wpmu_blog_updated', $wpdb->blogid );
}
+/**
+ * Get a full blog URL, given a blog id.
+ *
+ * @since MU
+ *
+ * @param int $blog_id Blog ID
+ * @return string
+ */
function get_blogaddress_by_id( $blog_id ) {
$bloginfo = get_blog_details( (int) $blog_id, false ); // only get bare details!
return esc_url( 'http://' . $bloginfo->domain . $bloginfo->path );
}
+/**
+ * Get a full blog URL, given a blog name.
+ *
+ * @since MU
+ *
+ * @param string $blogname The (subdomain or directory) name
+ * @return string
+ */
function get_blogaddress_by_name( $blogname ) {
global $current_site;
return esc_url( $url . '/' );
}
-function get_blogaddress_by_domain( $domain, $path ){
+/**
+ * Get a full blog URL, given a domain and a path.
+ *
+ * @since MU
+ *
+ * @param string $domain
+ * @param string $path
+ * @return string
+ */
+function get_blogaddress_by_domain( $domain, $path ) {
if ( is_subdomain_install() ) {
- $url = "http://".$domain.$path;
+ $url = "http://" . $domain.$path;
} else {
if ( $domain != $_SERVER['HTTP_HOST'] ) {
$blogname = substr( $domain, 0, strpos( $domain, '.' ) );
return esc_url( $url );
}
+/**
+ * Given a blog's (subdomain or directory) name, retrieve it's id.
+ *
+ * @since MU
+ *
+ * @param string $name
+ * @return int A blog id
+ */
function get_id_from_blogname( $name ) {
global $wpdb, $current_site;
- $blog_id = wp_cache_get( "get_id_from_blogname_" . $name, 'blog-details' );
+ $blog_id = wp_cache_get( 'get_id_from_blogname_' . $name, 'blog-details' );
if ( $blog_id )
return $blog_id;
/**
* Retrieve the details for a blog from the blogs table and blog options.
*
- * @since 3.0.0
+ * @since MU
+ *
* @param int|string|array $fields A blog ID, a blog name, or an array of fields to query against.
* @param bool $get_all Whether to retrieve all details or only the details in the blogs table. Default is true.
* @return object Blog details.
/**
* Clear the blog details cache.
*
- * @since 3.0.0
+ * @since MU
*
* @param int $blog_id Blog ID
*/
wp_cache_delete( md5( $details->domain . $details->path ) , 'blog-lookup' );
wp_cache_delete( 'current_blog_' . $details->domain, 'site-options' );
wp_cache_delete( 'current_blog_' . $details->domain . $details->path, 'site-options' );
+
+ do_action( 'refresh_blog_details', $blog_id );
}
/**
* Update the details for a blog. Updates the blogs table for a given blog id.
*
- * @since 3.0.0
+ * @since MU
*
* @param int $blog_id Blog ID
* @param array $details Array of details keyed by blogs table field names.
}
if ( isset($details[ 'public' ]) )
- update_blog_option( $blog_id, 'blog_public', $details[ 'public' ], false );
+ update_blog_option( $blog_id, 'blog_public', $details[ 'public' ] );
refresh_blog_details($blog_id);
* $blog_id. It returns $value.
* The 'option_$option' filter in get_option() is not called.
*
- * @since NA
- * @package WordPress MU
- * @subpackage Option
+ * @since MU
* @uses apply_filters() Calls 'blog_option_$optionname' with the option name value.
*
- * @param int $blog_id is the id of the blog.
- * @param string $setting Name of option to retrieve. Should already be SQL-escaped
+ * @param int $blog_id Optional. Blog ID, can be null to refer to the current blog.
+ * @param string $setting Name of option to retrieve. Should already be SQL-escaped.
* @param string $default (optional) Default value returned if option not found.
* @return mixed Value set for the option.
*/
function get_blog_option( $blog_id, $setting, $default = false ) {
global $wpdb;
- $key = $blog_id."-".$setting."-blog_option";
- $value = wp_cache_get( $key, "site-options" );
+ if ( null === $blog_id )
+ $blog_id = $wpdb->blogid;
+
+ $key = $blog_id . '-' . $setting . '-blog_option';
+ $value = wp_cache_get( $key, 'site-options' );
if ( $value == null ) {
if ( $blog_id == $wpdb->blogid ) {
$value = get_option( $setting, $default );
if ( 'siteurl' == $setting || 'home' == $setting || 'category_base' == $setting )
$value = untrailingslashit( $value );
- if (! @unserialize( $value ) )
- $value = stripslashes( $value );
-
return apply_filters( 'blog_option_' . $setting, maybe_unserialize( $value ), $blog_id );
}
+/**
+ * Add an option for a particular blog.
+ *
+ * @since MU
+ *
+ * @param int $id The blog id
+ * @param string $key The option key
+ * @param mixed $value The option value
+ * @return bool True on success, false on failure.
+ */
function add_blog_option( $id, $key, $value ) {
$id = (int) $id;
switch_to_blog($id);
- add_option( $key, $value );
+ $return = add_option( $key, $value );
restore_current_blog();
- wp_cache_set( $id."-".$key."-blog_option", $value, 'site-options' );
+ if ( $return )
+ wp_cache_set( $id . '-' . $key . '-blog_option', $value, 'site-options' );
+ return $return;
}
+/**
+ * Delete an option for a particular blog.
+ *
+ * @since MU
+ *
+ * @param int $id The blog id
+ * @param string $key The option key
+ * @return bool True on success, false on failure.
+ */
function delete_blog_option( $id, $key ) {
$id = (int) $id;
switch_to_blog($id);
- delete_option( $key );
+ $return = delete_option( $key );
restore_current_blog();
- wp_cache_set( $id."-".$key."-blog_option", '', 'site-options' );
+ if ( $return )
+ wp_cache_set( $id . '-' . $key . '-blog_option', '', 'site-options' );
+ return $return;
}
-function update_blog_option( $id, $key, $value, $refresh = true ) {
+/**
+ * Update an option for a particular blog.
+ *
+ * @since MU
+ *
+ * @param int $id The blog id
+ * @param string $key The option key
+ * @param mixed $value The option value
+ * @return bool True on success, false on failrue.
+ */
+function update_blog_option( $id, $key, $value, $deprecated = null ) {
$id = (int) $id;
+ if ( null !== $deprecated )
+ _deprecated_argument( __FUNCTION__, '3.1' );
+
switch_to_blog($id);
- update_option( $key, $value );
+ $return = update_option( $key, $value );
restore_current_blog();
- if ( $refresh == true )
- refresh_blog_details( $id );
- wp_cache_set( $id."-".$key."-blog_option", $value, 'site-options');
+ refresh_blog_details( $id );
+
+ if ( $return )
+ wp_cache_set( $id . '-' . $key . '-blog_option', $value, 'site-options');
+ return $return;
}
+/**
+ * Switch the current blog.
+ *
+ * This function is useful if you need to pull posts, or other information,
+ * from other blogs. You can switch back afterwards using restore_current_blog().
+ *
+ * Things that aren't switched:
+ * - autoloaded options. See #14992
+ * - plugins. See #14941
+ *
+ * @see restore_current_blog()
+ * @since MU
+ *
+ * @param int $new_blog The id of the blog you want to switch to. Default: current blog
+ * @param bool $validate Whether to check if $new_blog exists before proceeding
+ * @return bool True on success, False if the validation failed
+ */
function switch_to_blog( $new_blog, $validate = false ) {
- global $wpdb, $table_prefix, $blog_id, $switched, $switched_stack, $wp_roles, $current_user, $wp_object_cache;
+ global $wpdb, $table_prefix, $blog_id, $switched, $switched_stack, $wp_roles, $wp_object_cache;
if ( empty($new_blog) )
$new_blog = $blog_id;
$wpdb->suppress_errors( false );
}
- if ( is_object( $current_user ) )
- $current_user->for_blog( $blog_id );
+ if ( did_action('init') ) {
+ $current_user = wp_get_current_user();
+ if ( is_object( $current_user ) )
+ $current_user->for_blog( $blog_id );
+ }
if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) )
$global_groups = $wp_object_cache->global_groups;
if ( is_array( $global_groups ) )
wp_cache_add_global_groups( $global_groups );
else
- wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'site-transient', 'global-posts' ) );
+ wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts' ) );
wp_cache_add_non_persistent_groups(array( 'comment', 'counts', 'plugins' ));
}
return true;
}
+/**
+ * Restore the current blog, after calling switch_to_blog()
+ *
+ * @see switch_to_blog()
+ * @since MU
+ *
+ * @return bool True on success, False if we're already on the current blog
+ */
function restore_current_blog() {
- global $table_prefix, $wpdb, $blog_id, $switched, $switched_stack, $wp_roles, $current_user, $wp_object_cache;
+ global $table_prefix, $wpdb, $blog_id, $switched, $switched_stack, $wp_roles, $wp_object_cache;
if ( !$switched )
return false;
$wpdb->suppress_errors( false );
}
- if ( is_object( $current_user ) )
- $current_user->for_blog( $blog_id );
+ if ( did_action('init') ) {
+ $current_user = wp_get_current_user();
+ if ( is_object( $current_user ) )
+ $current_user->for_blog( $blog_id );
+ }
if ( is_object( $wp_object_cache ) && isset( $wp_object_cache->global_groups ) )
$global_groups = $wp_object_cache->global_groups;
if ( is_array( $global_groups ) )
wp_cache_add_global_groups( $global_groups );
else
- wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'site-transient' ) );
+ wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts' ) );
wp_cache_add_non_persistent_groups(array( 'comment', 'counts', 'plugins' ));
}
return true;
}
+/**
+ * Check if a particular blog is archived.
+ *
+ * @since MU
+ *
+ * @param int $id The blog id
+ * @return string Whether the blog is archived or not
+ */
function is_archived( $id ) {
return get_blog_status($id, 'archived');
}
+/**
+ * Update the 'archived' status of a particular blog.
+ *
+ * @since MU
+ *
+ * @param int $id The blog id
+ * @param string $archived The new status
+ * @return string $archived
+ */
function update_archived( $id, $archived ) {
update_blog_status($id, 'archived', $archived);
return $archived;
/**
* Update a blog details field.
*
- * @since 3.0.0
+ * @since MU
*
* @param int $blog_id BLog ID
* @param string $pref A field name
* @param string $value Value for $pref
- * @param bool $refresh Whether to refresh the blog details cache. Default is true.
+ * @return string $value
*/
-function update_blog_status( $blog_id, $pref, $value, $refresh = true ) {
+function update_blog_status( $blog_id, $pref, $value, $deprecated = null ) {
global $wpdb;
+ if ( null !== $deprecated )
+ _deprecated_argument( __FUNCTION__, '3.1' );
+
if ( !in_array( $pref, array( 'site_id', 'domain', 'path', 'registered', 'last_updated', 'public', 'archived', 'mature', 'spam', 'deleted', 'lang_id') ) )
return $value;
$wpdb->update( $wpdb->blogs, array($pref => $value, 'last_updated' => current_time('mysql', true)), array('blog_id' => $blog_id) );
- if ( $refresh )
- refresh_blog_details($blog_id);
+ refresh_blog_details($blog_id);
- if ( $pref == 'spam' ) {
- if ( $value == 1 )
- do_action( "make_spam_blog", $blog_id );
- else
- do_action( "make_ham_blog", $blog_id );
- }
+ if ( 'spam' == $pref )
+ ( $value == 1 ) ? do_action( 'make_spam_blog', $blog_id ) : do_action( 'make_ham_blog', $blog_id );
+ elseif ( 'mature' == $pref )
+ ( $value == 1 ) ? do_action( 'mature_blog', $blog_id ) : do_action( 'unmature_blog', $blog_id );
+ elseif ( 'archived' == $pref )
+ ( $value == 1 ) ? do_action( 'archive_blog', $blog_id ) : do_action( 'unarchive_blog', $blog_id );
+ elseif ( 'archived' == $pref )
+ ( $value == 1 ) ? do_action( 'archive_blog', $blog_id ) : do_action( 'unarchive_blog', $blog_id );
return $value;
}
+/**
+ * Get a blog details field.
+ *
+ * @since MU
+ *
+ * @param int $id The blog id
+ * @param string $pref A field name
+ * @return bool $value
+ */
function get_blog_status( $id, $pref ) {
global $wpdb;
return $wpdb->get_var( $wpdb->prepare("SELECT %s FROM {$wpdb->blogs} WHERE blog_id = %d", $pref, $id) );
}
+/**
+ * Get a list of most recently updated blogs.
+ *
+ * @since MU
+ *
+ * @param mixed $deprecated Not used
+ * @param int $start The offset
+ * @param int $quantity The maximum number of blogs to retrieve. Default is 40.
+ * @return array The list of blogs
+ */
function get_last_updated( $deprecated = '', $start = 0, $quantity = 40 ) {
global $wpdb;
+
+ if ( ! empty( $deprecated ) )
+ _deprecated_argument( __FUNCTION__, 'MU' ); // never used
+
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 );
}
-?>
+/**
+ * Handler for updating the blog date when a post is published or an already published post is changed.
+ *
+ * @since 3.3.0
+ *
+ * @param string $new_status The new post status
+ * @param string $old_status The old post status
+ * @param object $post Post object
+ */
+function _update_blog_date_on_post_publish( $new_status, $old_status, $post ) {
+ $post_type_obj = get_post_type_object( $post->post_type );
+ if ( ! $post_type_obj->public )
+ return;
+
+ if ( 'publish' != $new_status && 'publish' != $old_status )
+ return;
+
+ // Post was freshly published, published post was saved, or published post was unpublished.
+
+ wpmu_update_blogs_date();
+}
+
+/**
+ * Handler for updating the blog date when a published post is deleted.
+ *
+ * @since 3.4.0
+ *
+ * @param int $post_id Post ID
+ */
+function _update_blog_date_on_post_delete( $post_id ) {
+ $post = get_post( $post_id );
+
+ $post_type_obj = get_post_type_object( $post->post_type );
+ if ( ! $post_type_obj->public )
+ return;
+
+ if ( 'publish' != $post->post_status )
+ return;
+
+ wpmu_update_blogs_date();
+}
+