X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/8f374b7233bc2815ccc387e448d208c5434eb961..073c5ed6408e2f00dc1863b463fe205467628905:/wp-includes/ms-settings.php

diff --git a/wp-includes/ms-settings.php b/wp-includes/ms-settings.php
index 5dd460e3..1afa77ad 100644
--- a/wp-includes/ms-settings.php
+++ b/wp-includes/ms-settings.php
@@ -10,125 +10,105 @@
  * @since 3.0.0
  */
 
-/** Include Multisite initialization functions */
-require( ABSPATH . WPINC . '/ms-load.php' );
-require( ABSPATH . WPINC . '/ms-default-constants.php' );
+/**
+ * Objects representing the current network and current site.
+ *
+ * These may be populated through a custom `sunrise.php`. If not, then this
+ * file will attempt to populate them based on the current request.
+ *
+ * @global WP_Network $current_site The current network.
+ * @global object     $current_blog The current site.
+ * @since 3.0.0
+ */
+global $current_site, $current_blog;
+
+/** WP_Network class */
+require_once( ABSPATH . WPINC . '/class-wp-network.php' );
+
+/** WP_Site class */
+require_once( ABSPATH . WPINC . '/class-wp-site.php' );
 
-if ( defined( 'SUNRISE' ) )
+/** Multisite loader */
+require_once( ABSPATH . WPINC . '/ms-load.php' );
+
+/** Default Multisite constants */
+require_once( ABSPATH . WPINC . '/ms-default-constants.php' );
+
+if ( defined( 'SUNRISE' ) ) {
 	include_once( WP_CONTENT_DIR . '/sunrise.php' );
+}
 
 /** Check for and define SUBDOMAIN_INSTALL and the deprecated VHOST constant. */
 ms_subdomain_constants();
 
+// This block will process a request if the current network or current site objects
+// have not been populated in the global scope through something like `sunrise.php`.
 if ( !isset( $current_site ) || !isset( $current_blog ) ) {
 
-	$domain = addslashes( $_SERVER['HTTP_HOST'] );
-	if ( false !== strpos( $domain, ':' ) ) {
-		if ( substr( $domain, -3 ) == ':80' ) {
-			$domain = substr( $domain, 0, -3 );
-			$_SERVER['HTTP_HOST'] = substr( $_SERVER['HTTP_HOST'], 0, -3 );
-		} elseif ( substr( $domain, -4 ) == ':443' ) {
-			$domain = substr( $domain, 0, -4 );
-			$_SERVER['HTTP_HOST'] = substr( $_SERVER['HTTP_HOST'], 0, -4 );
-		} else {
-			wp_load_translations_early();
-			wp_die( __( 'Multisite only works without the port number in the URL.' ) );
-		}
+	$domain = strtolower( stripslashes( $_SERVER['HTTP_HOST'] ) );
+	if ( substr( $domain, -3 ) == ':80' ) {
+		$domain = substr( $domain, 0, -3 );
+		$_SERVER['HTTP_HOST'] = substr( $_SERVER['HTTP_HOST'], 0, -3 );
+	} elseif ( substr( $domain, -4 ) == ':443' ) {
+		$domain = substr( $domain, 0, -4 );
+		$_SERVER['HTTP_HOST'] = substr( $_SERVER['HTTP_HOST'], 0, -4 );
 	}
 
-	$domain = rtrim( $domain, '.' );
-	$cookie_domain = $domain;
-	if ( substr( $cookie_domain, 0, 4 ) == 'www.' )
-		$cookie_domain = substr( $cookie_domain, 4 );
-
-	$path = preg_replace( '|([a-z0-9-]+.php.*)|', '', $_SERVER['REQUEST_URI'] );
-	$path = str_replace ( '/wp-admin/', '/', $path );
-	$path = preg_replace( '|(/[a-z0-9-]+?/).*|', '$1', $path );
-
-	$current_site = wpmu_current_site();
-	if ( ! isset( $current_site->blog_id ) )
-		$current_site->blog_id = $wpdb->get_var( $wpdb->prepare( "SELECT blog_id FROM $wpdb->blogs WHERE domain = %s AND path = %s", $current_site->domain, $current_site->path ) );
-
-	if ( is_subdomain_install() ) {
-		$current_blog = wp_cache_get( 'current_blog_' . $domain, 'site-options' );
-		if ( !$current_blog ) {
-			$current_blog = get_blog_details( array( 'domain' => $domain ), false );
-			if ( $current_blog )
-				wp_cache_set( 'current_blog_' . $domain, $current_blog, 'site-options' );
-		}
-		if ( $current_blog && $current_blog->site_id != $current_site->id ) {
-			$current_site = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM $wpdb->site WHERE id = %d", $current_blog->site_id ) );
-			if ( ! isset( $current_site->blog_id ) )
-				$current_site->blog_id = $wpdb->get_var( $wpdb->prepare( "SELECT blog_id FROM $wpdb->blogs WHERE domain = %s AND path = %s", $current_site->domain, $current_site->path ) );
-		} else
-			$blogname = substr( $domain, 0, strpos( $domain, '.' ) );
-	} else {
-		$blogname = htmlspecialchars( substr( $_SERVER[ 'REQUEST_URI' ], strlen( $path ) ) );
-		if ( false !== strpos( $blogname, '/' ) )
-			$blogname = substr( $blogname, 0, strpos( $blogname, '/' ) );
-		if ( false !== strpos( $blogname, '?' ) )
-			$blogname = substr( $blogname, 0, strpos( $blogname, '?' ) );
-		$reserved_blognames = array( 'page', 'comments', 'blog', 'wp-admin', 'wp-includes', 'wp-content', 'files', 'feed' );
-		if ( $blogname != '' && ! in_array( $blogname, $reserved_blognames ) && ! is_file( $blogname ) )
-			$path .= $blogname . '/';
-		$current_blog = wp_cache_get( 'current_blog_' . $domain . $path, 'site-options' );
-		if ( ! $current_blog ) {
-			$current_blog = get_blog_details( array( 'domain' => $domain, 'path' => $path ), false );
-			if ( $current_blog )
-				wp_cache_set( 'current_blog_' . $domain . $path, $current_blog, 'site-options' );
-		}
-		unset($reserved_blognames);
+	$path = stripslashes( $_SERVER['REQUEST_URI'] );
+	if ( is_admin() ) {
+		$path = preg_replace( '#(.*)/wp-admin/.*#', '$1/', $path );
 	}
+	list( $path ) = explode( '?', $path );
 
-	if ( ! defined( 'WP_INSTALLING' ) && is_subdomain_install() && ! is_object( $current_blog ) ) {
-		if ( defined( 'NOBLOGREDIRECT' ) ) {
-			$destination = NOBLOGREDIRECT;
-			if ( '%siteurl%' == $destination )
-				$destination = "http://" . $current_site->domain . $current_site->path;
-		} else {
-			$destination = 'http://' . $current_site->domain . $current_site->path . 'wp-signup.php?new=' . str_replace( '.' . $current_site->domain, '', $domain );
-		}
-		header( 'Location: ' . $destination );
-		die();
-	}
+	$bootstrap_result = ms_load_current_site_and_network( $domain, $path, is_subdomain_install() );
 
-	if ( ! defined( 'WP_INSTALLING' ) ) {
-		if ( $current_site && ! $current_blog ) {
-			if ( $current_site->domain != $_SERVER[ 'HTTP_HOST' ] ) {
-				header( 'Location: http://' . $current_site->domain . $current_site->path );
-				exit;
-			}
-			$current_blog = get_blog_details( array( 'domain' => $current_site->domain, 'path' => $current_site->path ), false );
-		}
-		if ( ! $current_blog || ! $current_site )
-			ms_not_installed();
+	if ( true === $bootstrap_result ) {
+		// `$current_blog` and `$current_site are now populated.
+	} elseif ( false === $bootstrap_result ) {
+		ms_not_installed( $domain, $path );
+	} else {
+		header( 'Location: ' . $bootstrap_result );
+		exit;
 	}
+	unset( $bootstrap_result );
 
 	$blog_id = $current_blog->blog_id;
 	$public  = $current_blog->public;
 
-	if ( empty( $current_blog->site_id ) )
+	if ( empty( $current_blog->site_id ) ) {
+		// This dates to [MU134] and shouldn't be relevant anymore,
+		// but it could be possible for arguments passed to insert_blog() etc.
 		$current_blog->site_id = 1;
-	$site_id = $current_blog->site_id;
-
-	$current_site = get_current_site_name( $current_site );
-
-	if ( ! $blog_id ) {
-		if ( defined( 'WP_INSTALLING' ) ) {
-			$current_blog->blog_id = $blog_id = 1;
-		} else {
-			wp_load_translations_early();
-			$msg = ! $wpdb->get_var( "SHOW TABLES LIKE '$wpdb->site'" ) ? ' ' . __( 'Database tables are missing.' ) : '';
-			wp_die( __( 'No site by that name on this system.' ) . $msg );
-		}
 	}
+
+	$site_id = $current_blog->site_id;
+	wp_load_core_site_options( $site_id );
 }
+
 $wpdb->set_prefix( $table_prefix, false ); // $table_prefix can be set in sunrise.php
 $wpdb->set_blog_id( $current_blog->blog_id, $current_blog->site_id );
 $table_prefix = $wpdb->get_blog_prefix();
+$_wp_switched_stack = array();
+$switched = false;
 
 // need to init cache again after blog_id is set
 wp_start_object_cache();
 
+if ( ! $current_site instanceof WP_Network ) {
+	$current_site = new WP_Network( $current_site );
+}
+
+if ( ! $current_blog instanceof WP_Site ) {
+	$current_blog = new WP_Site( $current_blog );
+}
+
 // Define upload directory constants
 ms_upload_constants();
+
+/**
+ * Fires after the current site and network have been detected and loaded
+ * in multisite's bootstrap.
+ *
+ * @since 4.6.0
+ */
+do_action( 'ms_loaded' );