Add ability to query by domain and/or path to get_blog_details(). Improve blog details caching. Use get_blog_details() in ms-settings.php so queries are cached. see #11644

git-svn-id: http://svn.automattic.com/wordpress/trunk@13126 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2010-02-13 23:09:54 +00:00
parent 731eada144
commit 98e8daa20a
3 changed files with 72 additions and 17 deletions

View File

@ -74,15 +74,49 @@ function get_id_from_blogname( $name ) {
* Retrieve the details for a blog from the blogs table and blog options. * Retrieve the details for a blog from the blogs table and blog options.
* *
* @since 3.0 * @since 3.0
* @param int $blog_id Blog ID * @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. * @param bool $get_all Whether to retrieve all details or only the details in the blogs table. Default is true.
* @return object Blog details. * @return object Blog details.
*/ */
function get_blog_details( $blog_id, $get_all = true ) { function get_blog_details( $fields, $get_all = true ) {
global $wpdb; global $wpdb;
if ( !is_numeric( $blog_id ) ) if ( is_array($fields ) ) {
$blog_id = get_id_from_blogname( $blog_id ); if ( isset($fields['blog_id']) ) {
$blog_id = $fields['blog_id'];
} elseif ( isset($fields['domain']) && isset($fields['path']) ) {
$key = md5( $fields['domain'] . $fields['path'] );
$blog = wp_cache_get($key, 'blog-lookup');
if ( false !== $blog )
return $blog;
$blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s AND path = %s", $fields['domain'], $fields['path'] ) );
if ( $blog ) {
wp_cache_set($blog->blog_id . 'short', $blog, 'blog-details');
$blog_id = $blog->blog_id;
} else {
return false;
}
} elseif ( isset($fields['domain']) && is_subdomain_install() ) {
$key = md5( $fields['domain'] );
$blog = wp_cache_get($key, 'blog-lookup');
if ( false !== $blog )
return $blog;
$blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s", $fields['domain'] ) );
if ( $blog ) {
wp_cache_set($blog->blog_id . 'short', $blog, 'blog-details');
$blog_id = $blog->blog_id;
} else {
return false;
}
} else {
return false;
}
} else {
if ( !is_numeric( $fields ) )
$blog_id = get_id_from_blogname( $fields );
else
$blog_id = $fields;
}
$blog_id = (int) $blog_id; $blog_id = (int) $blog_id;
@ -100,11 +134,32 @@ function get_blog_details( $blog_id, $get_all = true ) {
return $details; return $details;
} }
// Try the other cache.
if ( $get_all ) {
$details = wp_cache_get( $blog_id . 'short', 'blog-details' );
} else {
$details = wp_cache_get( $blog_id, 'blog-details' );
// If short was requested and full cache is set, we can return.
if ( $details ) {
if ( ! is_object( $details ) ) {
if ( $details == -1 )
return false;
else
// Clear old pre-serialized objects. Cache clients do better with that.
wp_cache_delete( $blog_id . $all, 'blog-details' );
}
return $details;
}
}
if ( !$details ) {
$details = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE blog_id = %d", $blog_id ) ); $details = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE blog_id = %d", $blog_id ) );
if ( ! $details ) { if ( ! $details ) {
wp_cache_set( $blog_id . $all, -1, 'blog-details' ); // Set the full cache.
wp_cache_set( $blog_id, -1, 'blog-details' );
return false; return false;
} }
}
if ( ! $get_all ) { if ( ! $get_all ) {
wp_cache_set( $blog_id . $all, $details, 'blog-details' ); wp_cache_set( $blog_id . $all, $details, 'blog-details' );

View File

@ -48,7 +48,7 @@ if ( ! isset( $current_site->blog_id ) )
if ( is_subdomain_install() ) { if ( is_subdomain_install() ) {
$current_blog = wp_cache_get( 'current_blog_' . $domain, 'site-options' ); $current_blog = wp_cache_get( 'current_blog_' . $domain, 'site-options' );
if ( !$current_blog ) { if ( !$current_blog ) {
$current_blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s", $domain ) ); $current_blog = get_blog_details( array('domain' => $domain), false );
if ( $current_blog ) if ( $current_blog )
wp_cache_set( 'current_blog_' . $domain, $current_blog, 'site-options' ); wp_cache_set( 'current_blog_' . $domain, $current_blog, 'site-options' );
} }
@ -67,7 +67,7 @@ if ( is_subdomain_install() ) {
$path .= $blogname . '/'; $path .= $blogname . '/';
$current_blog = wp_cache_get( 'current_blog_' . $domain . $path, 'site-options' ); $current_blog = wp_cache_get( 'current_blog_' . $domain . $path, 'site-options' );
if ( ! $current_blog ) { if ( ! $current_blog ) {
$current_blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s AND path = %s", $domain, $path ) ); $current_blog = $current_blog = get_blog_details( array('domain' => $domain, 'path' => $path ), false );
if ( $current_blog ) if ( $current_blog )
wp_cache_set( 'current_blog_' . $domain . $path, $current_blog, 'site-options' ); wp_cache_set( 'current_blog_' . $domain . $path, $current_blog, 'site-options' );
} }
@ -91,7 +91,7 @@ if ( ! defined( 'WP_INSTALLING' ) ) {
header( 'Location: http://' . $current_site->domain . $current_site->path ); header( 'Location: http://' . $current_site->domain . $current_site->path );
exit; exit;
} }
$current_blog = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->blogs WHERE domain = %s AND path = %s", $current_site->domain, $current_site->path ) ); $current_blog = get_blog_details( array('domain' => $current_site->domain, 'path' => $current_site->path), false );
} }
if ( ! $current_blog || ! $current_site ) if ( ! $current_blog || ! $current_site )
is_installed(); is_installed();

View File

@ -59,7 +59,7 @@ if ( WP_CACHE )
// Define WP_LANG_DIR if not set. // Define WP_LANG_DIR if not set.
wp_set_lang_dir(); wp_set_lang_dir();
// Include early WordPress files. // Load early WordPress files.
require( ABSPATH . WPINC . '/compat.php' ); require( ABSPATH . WPINC . '/compat.php' );
require( ABSPATH . WPINC . '/functions.php' ); require( ABSPATH . WPINC . '/functions.php' );
require( ABSPATH . WPINC . '/classes.php' ); require( ABSPATH . WPINC . '/classes.php' );
@ -73,17 +73,17 @@ wp_set_wpdb_vars();
// Start the WordPress object cache, or an external object cache if the drop-in is present. // Start the WordPress object cache, or an external object cache if the drop-in is present.
wp_start_object_cache(); wp_start_object_cache();
// Load early WordPress files.
require( ABSPATH . WPINC . '/plugin.php' );
require( ABSPATH . WPINC . '/default-filters.php' );
include_once( ABSPATH . WPINC . '/pomo/mo.php' );
// Initialize multisite if enabled. // Initialize multisite if enabled.
if ( is_multisite() ) { if ( is_multisite() ) {
require( ABSPATH . WPINC . '/blogs.php' ); require( ABSPATH . WPINC . '/blogs.php' );
require( ABSPATH . WPINC . '/ms-settings.php' ); require( ABSPATH . WPINC . '/ms-settings.php' );
} }
// Load early WordPress files.
require( ABSPATH . WPINC . '/plugin.php' );
require( ABSPATH . WPINC . '/default-filters.php' );
include_once( ABSPATH . WPINC . '/pomo/mo.php' );
// Stop most of WordPress from being loaded if we just want the basics. // Stop most of WordPress from being loaded if we just want the basics.
if ( SHORTINIT ) if ( SHORTINIT )
return false; return false;