populate_network

Source code

function populate_network( $network_id = 1, $domain = '', $email = '', $site_name = '', $path = '/', $subdomain_install = false ) {

	global $wpdb, $current_site, $wp_db_version, $wp_rewrite;



	$errors = new WP_Error();

	if ( '' == $domain )

		$errors->add( 'empty_domain', __( 'You must provide a domain name.' ) );

	if ( '' == $site_name )

		$errors->add( 'empty_sitename', __( 'You must provide a name for your network of sites.' ) );



	// check for network collision

	if ( $network_id == $wpdb->get_var( $wpdb->prepare( "SELECT id FROM $wpdb->site WHERE id = %d", $network_id ) ) )

		$errors->add( 'siteid_exists', __( 'The network already exists.' ) );



	$site_user = get_user_by_email( $email );

	if ( ! is_email( $email ) )

		$errors->add( 'invalid_email', __( 'You must provide a valid e-mail address.' ) );



	if ( $errors->get_error_code() )

		return $errors;



	// set up site tables

	$template = get_option( 'template' );

	$stylesheet = get_option( 'stylesheet' );

	$allowed_themes = array( $stylesheet => true );

	if ( $template != $stylesheet )

		$allowed_themes[ $template ] = true;

	if ( WP_DEFAULT_THEME != $stylesheet && WP_DEFAULT_THEME != $template )

		$allowed_themes[ WP_DEFAULT_THEME ] = true;



	if ( 1 == $network_id ) {

		$wpdb->insert( $wpdb->site, array( 'domain' => $domain, 'path' => $path ) );

		$network_id = $wpdb->insert_id;

	} else {

		$wpdb->insert( $wpdb->site, array( 'domain' => $domain, 'path' => $path, 'id' => $network_id ) );

	}



	if ( !is_multisite() ) {

		$site_admins = array( $site_user->user_login );

		$users = get_users( array( 'fields' => array( 'ID', 'user_login' ) ) );

		if ( $users ) {

			foreach ( $users as $user ) {

				if ( is_super_admin( $user->ID ) && !in_array( $user->user_login, $site_admins ) )

					$site_admins[] = $user->user_login;

			}

		}

	} else {

		$site_admins = get_site_option( 'site_admins' );

	}



	$welcome_email = __( 'Dear User,



Your new SITE_NAME site has been successfully set up at:

BLOG_URL



You can log in to the administrator account with the following information:

Username: USERNAME

Password: PASSWORD

Log in Here: BLOG_URLwp-login.php



We hope you enjoy your new site.

Thanks!



--The Team @ SITE_NAME' );



	$sitemeta = array(

		'site_name' => $site_name,

		'admin_email' => $site_user->user_email,

		'admin_user_id' => $site_user->ID,

		'registration' => 'none',

		'upload_filetypes' => 'jpg jpeg png gif mp3 mov avi wmv midi mid pdf',

		'blog_upload_space' => 10,

		'fileupload_maxk' => 1500,

		'site_admins' => $site_admins,

		'allowedthemes' => $allowed_themes,

		'illegal_names' => array( 'www', 'web', 'root', 'admin', 'main', 'invite', 'administrator', 'files' ),

		'wpmu_upgrade_site' => $wp_db_version,

		'welcome_email' => $welcome_email,

		'first_post' => __( 'Welcome to <a href="SITE_URL">SITE_NAME</a>. This is your first post. Edit or delete it, then start blogging!' ),

		// @todo - network admins should have a method of editing the network siteurl (used for cookie hash)

		'siteurl' => get_option( 'siteurl' ) . '/',

		'add_new_users' => '0',

		'upload_space_check_disabled' => '0',

		'subdomain_install' => intval( $subdomain_install ),

		'global_terms_enabled' => global_terms_enabled() ? '1' : '0'

	);

	if ( ! $subdomain_install )

		$sitemeta['illegal_names'][] = 'blog';



	$insert = '';

	foreach ( $sitemeta as $meta_key => $meta_value ) {

		$meta_key = $wpdb->escape( $meta_key );

		if ( is_array( $meta_value ) )

			$meta_value = serialize( $meta_value );

		$meta_value = $wpdb->escape( $meta_value );

		if ( !empty( $insert ) )

			$insert .= ', ';

		$insert .= "( $network_id, '$meta_key', '$meta_value')";

	}

	$wpdb->query( "INSERT INTO $wpdb->sitemeta ( site_id, meta_key, meta_value ) VALUES " . $insert );



	$current_site->domain = $domain;

	$current_site->path = $path;

	$current_site->site_name = ucfirst( $domain );



	if ( !is_multisite() ) {

		$wpdb->insert( $wpdb->blogs, array( 'site_id' => $network_id, 'domain' => $domain, 'path' => $path, 'registered' => current_time( 'mysql' ) ) );

		$blog_id = $wpdb->insert_id;

		update_user_meta( $site_user->ID, 'source_domain', $domain );

		update_user_meta( $site_user->ID, 'primary_blog', $blog_id );

		if ( !$upload_path = get_option( 'upload_path' ) ) {

			$upload_path = substr( WP_CONTENT_DIR, strlen( ABSPATH ) ) . '/uploads';

			update_option( 'upload_path', $upload_path );

		}

		update_option( 'fileupload_url', get_option( 'siteurl' ) . '/' . $upload_path );

	}



	if ( $subdomain_install )

		update_option( 'permalink_structure', '/%year%/%monthnum%/%day%/%postname%/');

	else

		update_option( 'permalink_structure', '/blog/%year%/%monthnum%/%day%/%postname%/');



	$wp_rewrite->flush_rules();



	if ( $subdomain_install ) {

		$vhost_ok = false;

		$errstr = '';

		$hostname = substr( md5( time() ), 0, 6 ) . '.' . $domain; // Very random hostname!

		$page = wp_remote_get( 'http://' . $hostname, array( 'timeout' => 5, 'httpversion' => '1.1' ) );

		if ( is_wp_error( $page ) )

			$errstr = $page->get_error_message();

		elseif ( 200 == wp_remote_retrieve_response_code( $page ) )

				$vhost_ok = true;



		if ( ! $vhost_ok ) {

			$msg = '<p><strong>' . __( 'Warning! Wildcard DNS may not be configured correctly!' ) . '</strong></p>';

			$msg .= '<p>' . sprintf( __( 'The installer attempted to contact a random hostname (<code>%1$s</code>) on your domain.' ), $hostname );

			if ( ! empty ( $errstr ) )

				$msg .= ' ' . sprintf( __( 'This resulted in an error message: %s' ), '<code>' . $errstr . '</code>' );

			$msg .= '</p>';

			$msg .= '<p>' . __( 'To use a subdomain configuration, you must have a wildcard entry in your DNS. This usually means adding a <code>*</code> hostname record pointing at your web server in your DNS configuration tool.' ) . '</p>';

			$msg .= '<p>' . __( 'You can still use your site but any subdomain you create may not be accessible. If you know your DNS is correct, ignore this message.' ) . '</p>';

			return new WP_Error( 'no_wildcard_dns', $msg );

		}

	}



	return true;

}