diff -r 3d4e9c994f10 -r a86126ab1dd4 wp/wp-admin/includes/network.php
--- a/wp/wp-admin/includes/network.php	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-admin/includes/network.php	Tue Dec 15 13:49:49 2020 +0100
@@ -34,7 +34,7 @@
  */
 function allow_subdomain_install() {
 	$domain = preg_replace( '|https?://([^/]+)|', '$1', get_option( 'home' ) );
-	if ( parse_url( get_option( 'home' ), PHP_URL_PATH ) || 'localhost' == $domain || preg_match( '|^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$|', $domain ) ) {
+	if ( parse_url( get_option( 'home' ), PHP_URL_PATH ) || 'localhost' === $domain || preg_match( '|^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$|', $domain ) ) {
 		return false;
 	}
 
@@ -52,13 +52,15 @@
  */
 function allow_subdirectory_install() {
 	global $wpdb;
-		/**
-		 * Filters whether to enable the subdirectory installation feature in Multisite.
-		 *
-		 * @since 3.0.0
-		 *
-		 * @param bool $allow Whether to enable the subdirectory installation feature in Multisite. Default is false.
-		 */
+
+	/**
+	 * Filters whether to enable the subdirectory installation feature in Multisite.
+	 *
+	 * @since 3.0.0
+	 *
+	 * @param bool $allow Whether to enable the subdirectory installation feature in Multisite.
+	 *                    Default false.
+	 */
 	if ( apply_filters( 'allow_subdirectory_install', false ) ) {
 		return true;
 	}
@@ -82,11 +84,13 @@
  * @return string Base domain.
  */
 function get_clean_basedomain() {
-	if ( $existing_domain = network_domain_check() ) {
+	$existing_domain = network_domain_check();
+	if ( $existing_domain ) {
 		return $existing_domain;
 	}
 	$domain = preg_replace( '|https?://|', '', get_option( 'siteurl' ) );
-	if ( $slash = strpos( $domain, '/' ) ) {
+	$slash  = strpos( $domain, '/' );
+	if ( $slash ) {
 		$domain = substr( $domain, 0, $slash );
 	}
 	return $domain;
@@ -95,8 +99,9 @@
 /**
  * Prints step 1 for Network installation process.
  *
- * @todo Realistically, step 1 should be a welcome screen explaining what a Network is and such. Navigating to Tools > Network
- *  should not be a sudden "Welcome to a new install process! Fill this out and click here." See also contextual help todo.
+ * @todo Realistically, step 1 should be a welcome screen explaining what a Network is and such.
+ *       Navigating to Tools > Network should not be a sudden "Welcome to a new install process!
+ *       Fill this out and click here." See also contextual help todo.
  *
  * @since 3.0.0
  *
@@ -108,41 +113,41 @@
 	global $is_apache;
 
 	if ( defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) {
-		echo '<div class="error"><p><strong>' . __( 'ERROR:' ) . '</strong> ' . sprintf(
+		echo '<div class="error"><p><strong>' . __( 'Error:' ) . '</strong> ' . sprintf(
 			/* translators: %s: DO_NOT_UPGRADE_GLOBAL_TABLES */
 			__( 'The constant %s cannot be defined when creating a network.' ),
 			'<code>DO_NOT_UPGRADE_GLOBAL_TABLES</code>'
 		) . '</p></div>';
 		echo '</div>';
-		include( ABSPATH . 'wp-admin/admin-footer.php' );
+		require_once ABSPATH . 'wp-admin/admin-footer.php';
 		die();
 	}
 
 	$active_plugins = get_option( 'active_plugins' );
 	if ( ! empty( $active_plugins ) ) {
-		echo '<div class="updated"><p><strong>' . __( 'Warning:' ) . '</strong> ' . sprintf(
-			/* translators: %s: Plugins screen URL */
+		echo '<div class="notice notice-warning"><p><strong>' . __( 'Warning:' ) . '</strong> ' . sprintf(
+			/* translators: %s: URL to Plugins screen. */
 			__( 'Please <a href="%s">deactivate your plugins</a> before enabling the Network feature.' ),
 			admin_url( 'plugins.php?plugin_status=active' )
 		) . '</p></div>';
 		echo '<p>' . __( 'Once the network is created, you may reactivate your plugins.' ) . '</p>';
 		echo '</div>';
-		include( ABSPATH . 'wp-admin/admin-footer.php' );
+		require_once ABSPATH . 'wp-admin/admin-footer.php';
 		die();
 	}
 
 	$hostname  = get_clean_basedomain();
 	$has_ports = strstr( $hostname, ':' );
-	if ( ( false !== $has_ports && ! in_array( $has_ports, array( ':80', ':443' ) ) ) ) {
-		echo '<div class="error"><p><strong>' . __( 'ERROR:' ) . '</strong> ' . __( 'You cannot install a network of sites with your server address.' ) . '</p></div>';
+	if ( ( false !== $has_ports && ! in_array( $has_ports, array( ':80', ':443' ), true ) ) ) {
+		echo '<div class="error"><p><strong>' . __( 'Error:' ) . '</strong> ' . __( 'You cannot install a network of sites with your server address.' ) . '</p></div>';
 		echo '<p>' . sprintf(
-			/* translators: %s: port number */
+			/* translators: %s: Port number. */
 			__( 'You cannot use port numbers such as %s.' ),
 			'<code>' . $has_ports . '</code>'
 		) . '</p>';
 		echo '<a href="' . esc_url( admin_url() ) . '">' . __( 'Return to Dashboard' ) . '</a>';
 		echo '</div>';
-		include( ABSPATH . 'wp-admin/admin-footer.php' );
+		require_once ABSPATH . 'wp-admin/admin-footer.php';
 		die();
 	}
 
@@ -152,7 +157,7 @@
 
 	$error_codes = array();
 	if ( is_wp_error( $errors ) ) {
-		echo '<div class="error"><p><strong>' . __( 'ERROR: The network could not be created.' ) . '</strong></p>';
+		echo '<div class="error"><p><strong>' . __( 'Error: The network could not be created.' ) . '</strong></p>';
 		foreach ( $errors->get_error_messages() as $error ) {
 			echo "<p>$error</p>";
 		}
@@ -160,14 +165,14 @@
 		$error_codes = $errors->get_error_codes();
 	}
 
-	if ( ! empty( $_POST['sitename'] ) && ! in_array( 'empty_sitename', $error_codes ) ) {
+	if ( ! empty( $_POST['sitename'] ) && ! in_array( 'empty_sitename', $error_codes, true ) ) {
 		$site_name = $_POST['sitename'];
 	} else {
-		/* translators: %s: Default network name */
+		/* translators: %s: Default network title. */
 		$site_name = sprintf( __( '%s Sites' ), get_option( 'blogname' ) );
 	}
 
-	if ( ! empty( $_POST['email'] ) && ! in_array( 'invalid_email', $error_codes ) ) {
+	if ( ! empty( $_POST['email'] ) && ! in_array( 'invalid_email', $error_codes, true ) ) {
 		$admin_email = $_POST['email'];
 	} else {
 		$admin_email = get_option( 'admin_email' );
@@ -179,34 +184,35 @@
 
 	if ( isset( $_POST['subdomain_install'] ) ) {
 		$subdomain_install = (bool) $_POST['subdomain_install'];
-	} elseif ( apache_mod_loaded( 'mod_rewrite' ) ) { // assume nothing
+	} elseif ( apache_mod_loaded( 'mod_rewrite' ) ) { // Assume nothing.
 		$subdomain_install = true;
 	} elseif ( ! allow_subdirectory_install() ) {
 		$subdomain_install = true;
 	} else {
 		$subdomain_install = false;
-		if ( $got_mod_rewrite = got_mod_rewrite() ) { // dangerous assumptions
+		$got_mod_rewrite   = got_mod_rewrite();
+		if ( $got_mod_rewrite ) { // Dangerous assumptions.
 			echo '<div class="updated inline"><p><strong>' . __( 'Note:' ) . '</strong> ';
-			/* translators: %s: mod_rewrite */
 			printf(
+				/* translators: %s: mod_rewrite */
 				__( 'Please make sure the Apache %s module is installed as it will be used at the end of this installation.' ),
 				'<code>mod_rewrite</code>'
 			);
 			echo '</p>';
 		} elseif ( $is_apache ) {
 			echo '<div class="error inline"><p><strong>' . __( 'Warning:' ) . '</strong> ';
-			/* translators: %s: mod_rewrite */
 			printf(
+				/* translators: %s: mod_rewrite */
 				__( 'It looks like the Apache %s module is not installed.' ),
 				'<code>mod_rewrite</code>'
 			);
 			echo '</p>';
 		}
 
-		if ( $got_mod_rewrite || $is_apache ) { // Protect against mod_rewrite mimicry (but ! Apache)
+		if ( $got_mod_rewrite || $is_apache ) { // Protect against mod_rewrite mimicry (but ! Apache).
 			echo '<p>';
-			/* translators: 1: mod_rewrite, 2: mod_rewrite documentation URL, 3: Google search for mod_rewrite */
 			printf(
+				/* translators: 1: mod_rewrite, 2: mod_rewrite documentation URL, 3: Google search for mod_rewrite. */
 				__( 'If %1$s is disabled, ask your administrator to enable that module, or look at the <a href="%2$s">Apache documentation</a> or <a href="%3$s">elsewhere</a> for help setting it up.' ),
 				'<code>mod_rewrite</code>',
 				'https://httpd.apache.org/docs/mod/mod_rewrite.html',
@@ -222,14 +228,14 @@
 		<p><?php _e( 'Please choose whether you would like sites in your WordPress network to use sub-domains or sub-directories.' ); ?>
 			<strong><?php _e( 'You cannot change this later.' ); ?></strong></p>
 		<p><?php _e( 'You will need a wildcard DNS record if you are going to use the virtual host (sub-domain) functionality.' ); ?></p>
-		<?php // @todo: Link to an MS readme? ?>
+		<?php // @todo Link to an MS readme? ?>
 		<table class="form-table" role="presentation">
 			<tr>
 				<th><label><input type="radio" name="subdomain_install" value="1"<?php checked( $subdomain_install ); ?> /> <?php _e( 'Sub-domains' ); ?></label></th>
 				<td>
 				<?php
 				printf(
-					/* translators: 1: hostname */
+					/* translators: 1: Host name. */
 					_x( 'like <code>site1.%1$s</code> and <code>site2.%1$s</code>', 'subdomain examples' ),
 					$hostname
 				);
@@ -241,7 +247,7 @@
 				<td>
 				<?php
 				printf(
-					/* translators: 1: hostname */
+					/* translators: 1: Host name. */
 					_x( 'like <code>%1$s/site1</code> and <code>%1$s/site2</code>', 'subdirectory examples' ),
 					$hostname
 				);
@@ -253,19 +259,19 @@
 		<?php
 	endif;
 
-	if ( WP_CONTENT_DIR != ABSPATH . 'wp-content' && ( allow_subdirectory_install() || ! allow_subdomain_install() ) ) {
+	if ( WP_CONTENT_DIR !== ABSPATH . 'wp-content' && ( allow_subdirectory_install() || ! allow_subdomain_install() ) ) {
 		echo '<div class="error inline"><p><strong>' . __( 'Warning:' ) . '</strong> ' . __( 'Subdirectory networks may not be fully compatible with custom wp-content directories.' ) . '</p></div>';
 	}
 
-		$is_www = ( 0 === strpos( $hostname, 'www.' ) );
+	$is_www = ( 0 === strpos( $hostname, 'www.' ) );
 	if ( $is_www ) :
 		?>
 		<h3><?php esc_html_e( 'Server Address' ); ?></h3>
 		<p>
 		<?php
 		printf(
-			/* translators: 1: site url, 2: host name, 3: www */
-			__( 'We recommend you change your siteurl to %1$s before enabling the network feature. It will still be possible to visit your site using the %3$s prefix with an address like %2$s but any links will not have the %3$s prefix.' ),
+			/* translators: 1: Site URL, 2: Host name, 3: www. */
+			__( 'We recommend you change your site domain to %1$s before enabling the network feature. It will still be possible to visit your site using the %3$s prefix with an address like %2$s but any links will not have the %3$s prefix.' ),
 			'<code>' . substr( $hostname, 4 ) . '</code>',
 			'<code>' . $hostname . '</code>',
 			'<code>www</code>'
@@ -278,7 +284,7 @@
 			<td>
 				<?php
 					printf(
-						/* translators: %s: host name */
+						/* translators: %s: Host name. */
 						__( 'The internet address of your network will be %s.' ),
 						'<code>' . $hostname . '</code>'
 					);
@@ -290,7 +296,7 @@
 
 		<h3><?php esc_html_e( 'Network Details' ); ?></h3>
 		<table class="form-table" role="presentation">
-		<?php if ( 'localhost' == $hostname ) : ?>
+		<?php if ( 'localhost' === $hostname ) : ?>
 			<tr>
 				<th scope="row"><?php esc_html_e( 'Sub-directory Installation' ); ?></th>
 				<td>
@@ -338,7 +344,7 @@
 				<td>
 					<?php
 					printf(
-						/* translators: %s: host name */
+						/* translators: %s: Host name. */
 						__( 'The internet address of your network will be %s.' ),
 						'<code>' . $hostname . '</code>'
 					);
@@ -375,12 +381,13 @@
  *
  * @since 3.0.0
  *
- * @global wpdb $wpdb WordPress database abstraction object.
+ * @global wpdb $wpdb     WordPress database abstraction object.
+ * @global bool $is_nginx Whether the server software is Nginx or something else.
  *
  * @param WP_Error $errors
  */
 function network_step2( $errors = false ) {
-	global $wpdb;
+	global $wpdb, $is_nginx;
 
 	$hostname          = get_clean_basedomain();
 	$slashed_home      = trailingslashit( get_option( 'home' ) );
@@ -431,7 +438,7 @@
 		?>
 		<h3><?php esc_html_e( 'Enabling the Network' ); ?></h3>
 		<p><?php _e( 'Complete the following steps to enable the features for creating a network of sites.' ); ?></p>
-		<div class="updated inline"><p>
+		<div class="notice notice-warning inline"><p>
 		<?php
 		if ( file_exists( $home_path . '.htaccess' ) ) {
 			echo '<strong>' . __( 'Caution:' ) . '</strong> ';
@@ -462,24 +469,24 @@
 		<?php
 	}
 	?>
-		<ol>
-			<li><p>
-			<?php
-			printf(
-				/* translators: 1: wp-config.php, 2: location of wp-config file, 3: translated version of "That's all, stop editing! Happy publishing." */
-				__( 'Add the following to your %1$s file in %2$s <strong>above</strong> the line reading %3$s:' ),
-				'<code>wp-config.php</code>',
-				'<code>' . $location_of_wp_config . '</code>',
-				/*
-				 * translators: This string should only be translated if wp-config-sample.php is localized.
-				 * You can check the localized release package or
-				 * https://i18n.svn.wordpress.org/<locale code>/branches/<wp version>/dist/wp-config-sample.php
-				 */
-				'<code>/* ' . __( 'That&#8217;s all, stop editing! Happy publishing.' ) . ' */</code>'
-			);
-			?>
-			</p>
-				<textarea class="code" readonly="readonly" cols="100" rows="7">
+	<ol>
+		<li><p>
+		<?php
+		printf(
+			/* translators: 1: wp-config.php, 2: Location of wp-config file, 3: Translated version of "That's all, stop editing! Happy publishing." */
+			__( 'Add the following to your %1$s file in %2$s <strong>above</strong> the line reading %3$s:' ),
+			'<code>wp-config.php</code>',
+			'<code>' . $location_of_wp_config . '</code>',
+			/*
+			 * translators: This string should only be translated if wp-config-sample.php is localized.
+			 * You can check the localized release package or
+			 * https://i18n.svn.wordpress.org/<locale code>/branches/<wp version>/dist/wp-config-sample.php
+			 */
+			'<code>/* ' . __( 'That&#8217;s all, stop editing! Happy publishing.' ) . ' */</code>'
+		);
+		?>
+		</p>
+		<textarea class="code" readonly="readonly" cols="100" rows="7">
 define('MULTISITE', true);
 define('SUBDOMAIN_INSTALL', <?php echo $subdomain_install ? 'true' : 'false'; ?>);
 define('DOMAIN_CURRENT_SITE', '<?php echo $hostname; ?>');
@@ -487,64 +494,64 @@
 define('SITE_ID_CURRENT_SITE', 1);
 define('BLOG_ID_CURRENT_SITE', 1);
 </textarea>
-	<?php
-	$keys_salts = array(
-		'AUTH_KEY'         => '',
-		'SECURE_AUTH_KEY'  => '',
-		'LOGGED_IN_KEY'    => '',
-		'NONCE_KEY'        => '',
-		'AUTH_SALT'        => '',
-		'SECURE_AUTH_SALT' => '',
-		'LOGGED_IN_SALT'   => '',
-		'NONCE_SALT'       => '',
-	);
-	foreach ( $keys_salts as $c => $v ) {
-		if ( defined( $c ) ) {
-			unset( $keys_salts[ $c ] );
-		}
-	}
-
-	if ( ! empty( $keys_salts ) ) {
-		$keys_salts_str = '';
-		$from_api       = wp_remote_get( 'https://api.wordpress.org/secret-key/1.1/salt/' );
-		if ( is_wp_error( $from_api ) ) {
-			foreach ( $keys_salts as $c => $v ) {
-				$keys_salts_str .= "\ndefine( '$c', '" . wp_generate_password( 64, true, true ) . "' );";
-			}
-		} else {
-			$from_api = explode( "\n", wp_remote_retrieve_body( $from_api ) );
-			foreach ( $keys_salts as $c => $v ) {
-				$keys_salts_str .= "\ndefine( '$c', '" . substr( array_shift( $from_api ), 28, 64 ) . "' );";
+		<?php
+		$keys_salts = array(
+			'AUTH_KEY'         => '',
+			'SECURE_AUTH_KEY'  => '',
+			'LOGGED_IN_KEY'    => '',
+			'NONCE_KEY'        => '',
+			'AUTH_SALT'        => '',
+			'SECURE_AUTH_SALT' => '',
+			'LOGGED_IN_SALT'   => '',
+			'NONCE_SALT'       => '',
+		);
+		foreach ( $keys_salts as $c => $v ) {
+			if ( defined( $c ) ) {
+				unset( $keys_salts[ $c ] );
 			}
 		}
-		$num_keys_salts = count( $keys_salts );
-		?>
-<p>
-		<?php
-		if ( 1 == $num_keys_salts ) {
-			printf(
-				/* translators: %s: wp-config.php */
-				__( 'This unique authentication key is also missing from your %s file.' ),
-				'<code>wp-config.php</code>'
-			);
-		} else {
-			printf(
-				/* translators: %s: wp-config.php */
-				__( 'These unique authentication keys are also missing from your %s file.' ),
-				'<code>wp-config.php</code>'
-			);
+
+		if ( ! empty( $keys_salts ) ) {
+			$keys_salts_str = '';
+			$from_api       = wp_remote_get( 'https://api.wordpress.org/secret-key/1.1/salt/' );
+			if ( is_wp_error( $from_api ) ) {
+				foreach ( $keys_salts as $c => $v ) {
+					$keys_salts_str .= "\ndefine( '$c', '" . wp_generate_password( 64, true, true ) . "' );";
+				}
+			} else {
+				$from_api = explode( "\n", wp_remote_retrieve_body( $from_api ) );
+				foreach ( $keys_salts as $c => $v ) {
+					$keys_salts_str .= "\ndefine( '$c', '" . substr( array_shift( $from_api ), 28, 64 ) . "' );";
+				}
+			}
+			$num_keys_salts = count( $keys_salts );
+			?>
+		<p>
+			<?php
+			if ( 1 === $num_keys_salts ) {
+				printf(
+					/* translators: %s: wp-config.php */
+					__( 'This unique authentication key is also missing from your %s file.' ),
+					'<code>wp-config.php</code>'
+				);
+			} else {
+				printf(
+					/* translators: %s: wp-config.php */
+					__( 'These unique authentication keys are also missing from your %s file.' ),
+					'<code>wp-config.php</code>'
+				);
+			}
+			?>
+			<?php _e( 'To make your installation more secure, you should also add:' ); ?>
+		</p>
+		<textarea class="code" readonly="readonly" cols="100" rows="<?php echo $num_keys_salts; ?>"><?php echo esc_textarea( $keys_salts_str ); ?></textarea>
+			<?php
 		}
 		?>
-		<?php _e( 'To make your installation more secure, you should also add:' ); ?>
-	</p>
-	<textarea class="code" readonly="readonly" cols="100" rows="<?php echo $num_keys_salts; ?>"><?php echo esc_textarea( $keys_salts_str ); ?></textarea>
-		<?php
-	}
-	?>
-</li>
+		</li>
 	<?php
 	if ( iis7_supports_permalinks() ) :
-		// IIS doesn't support RewriteBase, all your RewriteBase are belong to us
+		// IIS doesn't support RewriteBase, all your RewriteBase are belong to us.
 		$iis_subdir_match       = ltrim( $base, '/' ) . $subdir_match;
 		$iis_rewrite_base       = ltrim( $base, '/' ) . $rewrite_base;
 		$iis_subdir_replacement = $subdomain_install ? '' : '{R:1}';
@@ -598,22 +605,32 @@
 
 			echo '<li><p>';
 			printf(
-				/* translators: 1: a filename like .htaccess, 2: a file path */
+				/* translators: 1: File name (.htaccess or web.config), 2: File path. */
 				__( 'Add the following to your %1$s file in %2$s, <strong>replacing</strong> other WordPress rules:' ),
 				'<code>web.config</code>',
 				'<code>' . $home_path . '</code>'
 			);
 		echo '</p>';
-		if ( ! $subdomain_install && WP_CONTENT_DIR != ABSPATH . 'wp-content' ) {
+		if ( ! $subdomain_install && WP_CONTENT_DIR !== ABSPATH . 'wp-content' ) {
 			echo '<p><strong>' . __( 'Warning:' ) . ' ' . __( 'Subdirectory networks may not be fully compatible with custom wp-content directories.' ) . '</strong></p>';
 		}
 		?>
-	<textarea class="code" readonly="readonly" cols="100" rows="20"><?php echo esc_textarea( $web_config_file ); ?>
-		</textarea></li>
-		</ol>
+		<textarea class="code" readonly="readonly" cols="100" rows="20"><?php echo esc_textarea( $web_config_file ); ?></textarea>
+		</li>
+	</ol>
 
 		<?php
-	else : // end iis7_supports_permalinks(). construct an htaccess file instead:
+	elseif ( $is_nginx ) : // End iis7_supports_permalinks(). Link to Nginx documentation instead:
+
+		echo '<li><p>';
+		printf(
+			/* translators: %s: Documentation URL. */
+			__( 'It seems your network is running with Nginx web server. <a href="%s">Learn more about further configuration</a>.' ),
+			__( 'https://wordpress.org/support/article/nginx/' )
+		);
+		echo '</p></li>';
+
+	else : // End $is_nginx. Construct an .htaccess file instead:
 
 		$ms_files_rewriting = '';
 		if ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) {
@@ -640,22 +657,22 @@
 
 		echo '<li><p>';
 		printf(
-			/* translators: 1: a filename like .htaccess, 2: a file path */
+			/* translators: 1: File name (.htaccess or web.config), 2: File path. */
 			__( 'Add the following to your %1$s file in %2$s, <strong>replacing</strong> other WordPress rules:' ),
 			'<code>.htaccess</code>',
 			'<code>' . $home_path . '</code>'
 		);
 		echo '</p>';
-		if ( ! $subdomain_install && WP_CONTENT_DIR != ABSPATH . 'wp-content' ) {
+		if ( ! $subdomain_install && WP_CONTENT_DIR !== ABSPATH . 'wp-content' ) {
 			echo '<p><strong>' . __( 'Warning:' ) . ' ' . __( 'Subdirectory networks may not be fully compatible with custom wp-content directories.' ) . '</strong></p>';
 		}
 		?>
-		<textarea class="code" readonly="readonly" cols="100" rows="<?php echo substr_count( $htaccess_file, "\n" ) + 1; ?>">
-		<?php echo esc_textarea( $htaccess_file ); ?></textarea></li>
-		</ol>
+		<textarea class="code" readonly="readonly" cols="100" rows="<?php echo substr_count( $htaccess_file, "\n" ) + 1; ?>"><?php echo esc_textarea( $htaccess_file ); ?></textarea>
+		</li>
+	</ol>
 
 		<?php
-	endif; // end IIS/Apache code branches.
+	endif; // End IIS/Nginx/Apache code branches.
 
 	if ( ! is_multisite() ) {
 		?>