Setup Pilot Events network and URL support

.docker/config/nginx.conf

@@ -52,6 +52,7 @@ server {
 	if ( $host = "events.wordpress.test" ) {
 		rewrite "/[\w-]+/\d{4}/[\w-]+/wp-(admin|content|includes)(.*)" /wp-$1$2 last;
 		rewrite "/[\w-]+/\d{4}/[\w-]+/wp-(.*).php(.*)" /wp-$1.php$2 last;
+		rewrite "/[\w-]+/\d{4}/[\w-]+/xmlrpc\.php" /xmlrpc.php last;
 	}
 
 	location ~* /wp-content/.*\.(js|css|png|jpg|jpeg|gif|ico|svg|woff|ttf)$ {

.docker/wp-config.php

@@ -38,13 +38,15 @@
 /*
  * Multisite
  */
+const WORDCAMP_NETWORK_ID   = 1;
 const WORDCAMP_ROOT_BLOG_ID = 5;
+const EVENTS_NETWORK_ID     = 2;
 const EVENTS_ROOT_BLOG_ID   = 47;
 
 switch ( $_SERVER['HTTP_HOST'] ) {
 	case 'events.wordpress.test':
-		define( 'SITE_ID_CURRENT_SITE',  2 );
-		define( 'BLOG_ID_CURRENT_SITE',  EVENTS_ROOT_BLOG_ID ); // events.wordpress.test.
+		define( 'SITE_ID_CURRENT_SITE',  EVENTS_NETWORK_ID );
+		define( 'BLOG_ID_CURRENT_SITE',  EVENTS_ROOT_BLOG_ID );
 		define( 'DOMAIN_CURRENT_SITE',   'events.wordpress.test' );
 		define( 'SUBDOMAIN_INSTALL',     false );
 		define( 'NOBLOGREDIRECT',        'https://events.wordpress.test' );
@@ -54,8 +56,8 @@
 	case 'wordcamp.test':
 	case 'buddycamp.test':
 	default:
-		define( 'SITE_ID_CURRENT_SITE',  1 );
-		define( 'BLOG_ID_CURRENT_SITE',  WORDCAMP_ROOT_BLOG_ID ); // central.wordcamp.test.
+		define( 'SITE_ID_CURRENT_SITE',  WORDCAMP_NETWORK_ID );
+		define( 'BLOG_ID_CURRENT_SITE',  WORDCAMP_ROOT_BLOG_ID );
 		define( 'DOMAIN_CURRENT_SITE',   'buddycamp.test' === $_SERVER['HTTP_HOST'] ? 'buddycamp.test' : 'wordcamp.test' );
 		define( 'SUBDOMAIN_INSTALL',     true );
 		define( 'NOBLOGREDIRECT',        'https://central.wordcamp.test' );

phpcs.xml.dist

@@ -78,6 +78,7 @@
 	<!-- Exclude 3rd-party files -->
 	<exclude-pattern>*/vendor/*</exclude-pattern>
 	<exclude-pattern>*/node_modules/*</exclude-pattern>
+	<exclude-pattern>./public_html/mu/*</exclude-pattern>
 
 	<!-- Scan all (php) files in the current folder and subfolders -->
 	<file>.</file>

phpunit-bootstrap.php

@@ -5,6 +5,12 @@
 	require_once __DIR__ . '/vendor/autoload.php';
 }
 
+const WORDCAMP_NETWORK_ID   = 1;
+const WORDCAMP_ROOT_BLOG_ID = 5;
+const EVENTS_NETWORK_ID     = 2;
+const EVENTS_ROOT_BLOG_ID   = 47;
+const SITE_ID_CURRENT_SITE  = WORDCAMP_NETWORK_ID;
+
 define( 'WP_PLUGIN_DIR', __DIR__ . '/public_html/wp-content/plugins' );
 define( 'SUT_WPMU_PLUGIN_DIR', __DIR__ . '/public_html/wp-content/mu-plugins' ); // WPMU_PLUGIN_DIR will be in `WP_TESTS_DIR`.
 

public_html/wp-content/mu-plugins/latest-site-hints.php

@@ -2,11 +2,17 @@
 
 namespace WordCamp\Latest_Site_Hints;
 use function WordCamp\Sunrise\get_top_level_domain;
-
 use const WordCamp\Sunrise\{ PATTERN_YEAR_DOT_CITY_DOMAIN_PATH, PATTERN_CITY_SLASH_YEAR_DOMAIN_PATH };
 
 defined( 'WPINC' ) || die();
 
+if ( EVENTS_NETWORK_ID === SITE_ID_CURRENT_SITE ) {
+	// @todo Remove this once https://github.com/WordPress/wordcamp.org/issues/906 is fixed.
+	// If it's needed on the Events network, the constants above will need to be moved to `sunrise.php`, or
+	// defined in `sunrise-events.php` with a pattern designed for Events sites.
+	return;
+}
+
 // Hook in before `WordPressdotorg\SEO\Canonical::rel_canonical_link()`, so that callback can be removed.
 add_action( 'wp_head', __NAMESPACE__ . '\canonical_link_past_home_pages_to_current_year', 9 );
 

public_html/wp-content/mu-plugins/lets-encrypt-helper.php

@@ -53,7 +53,7 @@ public static function get_domains() {
 					`public`  = 1 AND
 					`deleted` = 0
 				ORDER BY `blog_id` ASC",
-				1
+				WORDCAMP_NETWORK_ID
 			),
 			ARRAY_A
 		);

public_html/wp-content/mu-plugins/load-other-mu-plugins.php

@@ -2,6 +2,12 @@
 
 defined( 'WPINC' ) || die();
 
+if ( EVENTS_NETWORK_ID === SITE_ID_CURRENT_SITE ) {
+	// @todo Remove this once https://github.com/WordPress/wordcamp.org/issues/906 is fixed.
+	// In the meantime it causes problems because of switch_to_blog().
+	return;
+}
+
 wcorg_include_individual_mu_plugins();
 wcorg_include_mu_plugin_folders();
 

public_html/wp-content/sunrise-events.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace WordCamp\Sunrise\Events;
+use WP_Network, WP_Site;
+
+defined( 'WPINC' ) || die();
+
+/*
+ * Matches URLs of regular sites, but not the root site.
+ *
+ * For example, `events.wordpress.org/vancouver/2023/diversity-day/`.
+ *
+ */
+const PATTERN_EVENT_SITE = '
+	@ ^
+	/
+	( [\w-]+ )    # Capture the city.
+	/
+	( \d{4} )     # Capture the year.
+	/
+	( [\w-]+ )    # Capture the event type.
+	/?
+	@ix
+';
+
+set_network_and_site();
+
+
+/**
+ * Determine the current network and site.
+ *
+ * This is needed to achieve the `events.wordpress.org/{year}/{event-type}{city}` URL structure.
+ *
+ * @see https://paulund.co.uk/wordpress-multisite-with-nested-folder-paths
+ *
+ * phpcs:disable WordPress.WP.GlobalVariablesOverride.Prohibited -- WP is designed in a way that requires this.
+ * That's the whole point of `sunrise.php`.
+ */
+function set_network_and_site() {
+	global $current_site, $current_blog, $blog_id, $site_id, $domain, $path, $public;
+
+	// Originally WP referred to networks as "sites" and sites as "blogs".
+	$current_site = WP_Network::get_instance( EVENTS_NETWORK_ID );
+	$site_id      = $current_site->id;
+	$path         = stripslashes( $_SERVER['REQUEST_URI'] );
+
+	if ( 1 === preg_match( PATTERN_EVENT_SITE, $path ) ) {
+		if ( is_admin() ) {
+			$path = preg_replace( '#(.*)/wp-admin/.*#', '$1/', $path );
+		}
+
+		list( $path ) = explode( '?', $path );
+
+		$current_blog = get_site_by_path( DOMAIN_CURRENT_SITE, $path, 3 );
+
+	} else {
+		$current_blog = WP_Site::get_instance( EVENTS_ROOT_BLOG_ID );
+	}
+
+	$blog_id = $current_blog->id;
+	$domain  = $current_blog->domain;
+	$public  = $current_blog->public;
+}