diff -r c7c34916027a -r 177826044cd9 wp/wp-admin/includes/network.php
--- a/wp/wp-admin/includes/network.php	Mon Oct 14 18:06:33 2019 +0200
+++ b/wp/wp-admin/includes/network.php	Mon Oct 14 18:28:13 2019 +0200
@@ -14,12 +14,12 @@
  *
  * @global wpdb $wpdb WordPress database abstraction object.
  *
- * @return Whether a network exists.
+ * @return string|false Base domain if network exists, otherwise false.
  */
 function network_domain_check() {
 	global $wpdb;
 
-	$sql = $wpdb->prepare( "SHOW TABLES LIKE %s", $wpdb->esc_like( $wpdb->site ) );
+	$sql = $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $wpdb->site ) );
 	if ( $wpdb->get_var( $sql ) ) {
 		return $wpdb->get_var( "SELECT domain FROM $wpdb->site ORDER BY id ASC LIMIT 1" );
 	}
@@ -34,8 +34,9 @@
  */
 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;
+	}
 
 	return true;
 }
@@ -51,22 +52,25 @@
  */
 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.
-         */
-	if ( apply_filters( 'allow_subdirectory_install', 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 is false.
+		 */
+	if ( apply_filters( 'allow_subdirectory_install', false ) ) {
 		return true;
+	}
 
-	if ( defined( 'ALLOW_SUBDIRECTORY_INSTALL' ) && ALLOW_SUBDIRECTORY_INSTALL )
+	if ( defined( 'ALLOW_SUBDIRECTORY_INSTALL' ) && ALLOW_SUBDIRECTORY_INSTALL ) {
 		return true;
+	}
 
 	$post = $wpdb->get_row( "SELECT ID FROM $wpdb->posts WHERE post_date < DATE_SUB(NOW(), INTERVAL 1 MONTH) AND post_status = 'publish'" );
-	if ( empty( $post ) )
+	if ( empty( $post ) ) {
 		return true;
+	}
 
 	return false;
 }
@@ -78,11 +82,13 @@
  * @return string Base domain.
  */
 function get_clean_basedomain() {
-	if ( $existing_domain = network_domain_check() )
+	if ( $existing_domain = network_domain_check() ) {
 		return $existing_domain;
+	}
 	$domain = preg_replace( '|https?://|', '', get_option( 'siteurl' ) );
-	if ( $slash = strpos( $domain, '/' ) )
+	if ( $slash = strpos( $domain, '/' ) ) {
 		$domain = substr( $domain, 0, $slash );
+	}
 	return $domain;
 }
 
@@ -90,7 +96,7 @@
  * 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.
+ *  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
  *
@@ -101,7 +107,7 @@
 function network_step1( $errors = false ) {
 	global $is_apache;
 
-	if ( defined('DO_NOT_UPGRADE_GLOBAL_TABLES') ) {
+	if ( defined( 'DO_NOT_UPGRADE_GLOBAL_TABLES' ) ) {
 		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.' ),
@@ -125,7 +131,7 @@
 		die();
 	}
 
-	$hostname = get_clean_basedomain();
+	$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>';
@@ -147,8 +153,9 @@
 	$error_codes = array();
 	if ( is_wp_error( $errors ) ) {
 		echo '<div class="error"><p><strong>' . __( 'ERROR: The network could not be created.' ) . '</strong></p>';
-		foreach ( $errors->get_error_messages() as $error )
+		foreach ( $errors->get_error_messages() as $error ) {
 			echo "<p>$error</p>";
+		}
 		echo '</div>';
 		$error_codes = $errors->get_error_codes();
 	}
@@ -172,23 +179,25 @@
 
 	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() ) {
+	} elseif ( ! allow_subdirectory_install() ) {
 		$subdomain_install = true;
 	} else {
 		$subdomain_install = false;
 		if ( $got_mod_rewrite = got_mod_rewrite() ) { // dangerous assumptions
 			echo '<div class="updated inline"><p><strong>' . __( 'Note:' ) . '</strong> ';
 			/* translators: %s: mod_rewrite */
-			printf( __( 'Please make sure the Apache %s module is installed as it will be used at the end of this installation.' ),
+			printf(
+				__( '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( __( 'It looks like the Apache %s module is not installed.' ),
+			printf(
+				__( 'It looks like the Apache %s module is not installed.' ),
 				'<code>mod_rewrite</code>'
 			);
 			echo '</p>';
@@ -197,7 +206,8 @@
 		if ( $got_mod_rewrite || $is_apache ) { // Protect against mod_rewrite mimicry (but ! Apache)
 			echo '<p>';
 			/* translators: 1: mod_rewrite, 2: mod_rewrite documentation URL, 3: Google search for mod_rewrite */
-			printf( __( 'If %1$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.' ),
+			printf(
+				__( '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',
 				'https://www.google.com/search?q=apache+mod_rewrite'
@@ -206,122 +216,149 @@
 		}
 	}
 
-	if ( allow_subdomain_install() && allow_subdirectory_install() ) : ?>
+	if ( allow_subdomain_install() && allow_subdirectory_install() ) :
+		?>
 		<h3><?php esc_html_e( 'Addresses of Sites in your Network' ); ?></h3>
 		<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? ?>
-		<table class="form-table">
+		<table class="form-table" role="presentation">
 			<tr>
 				<th><label><input type="radio" name="subdomain_install" value="1"<?php checked( $subdomain_install ); ?> /> <?php _e( 'Sub-domains' ); ?></label></th>
-				<td><?php printf(
+				<td>
+				<?php
+				printf(
 					/* translators: 1: hostname */
 					_x( 'like <code>site1.%1$s</code> and <code>site2.%1$s</code>', 'subdomain examples' ),
 					$hostname
-				); ?></td>
+				);
+				?>
+				</td>
 			</tr>
 			<tr>
 				<th><label><input type="radio" name="subdomain_install" value="0"<?php checked( ! $subdomain_install ); ?> /> <?php _e( 'Sub-directories' ); ?></label></th>
-				<td><?php printf(
+				<td>
+				<?php
+				printf(
 					/* translators: 1: hostname */
 					_x( 'like <code>%1$s/site1</code> and <code>%1$s/site2</code>', 'subdirectory examples' ),
 					$hostname
-				); ?></td>
+				);
+				?>
+				</td>
 			</tr>
 		</table>
 
-<?php
+		<?php
 	endif;
 
-		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>';
+	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.' ) );
-		if ( $is_www ) :
+	if ( $is_www ) :
 		?>
 		<h3><?php esc_html_e( 'Server Address' ); ?></h3>
-		<p><?php printf(
-			/* translators: 1: site url 2: host name 3. www */
+		<p>
+		<?php
+		printf(
+			/* translators: 1: site url, 2: host name, 3: www */
 			__( 'We recommend you change your siteurl to %1$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.' ),
 			'<code>' . substr( $hostname, 4 ) . '</code>',
 			'<code>' . $hostname . '</code>',
 			'<code>www</code>'
-		); ?></p>
-		<table class="form-table">
+		);
+		?>
+		</p>
+		<table class="form-table" role="presentation">
 			<tr>
-				<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>
-				<td>
-					<?php printf(
+			<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>
+			<td>
+				<?php
+					printf(
 						/* translators: %s: host name */
 						__( 'The internet address of your network will be %s.' ),
 						'<code>' . $hostname . '</code>'
-					); ?>
+					);
+				?>
 				</td>
 			</tr>
 		</table>
 		<?php endif; ?>
 
 		<h3><?php esc_html_e( 'Network Details' ); ?></h3>
-		<table class="form-table">
+		<table class="form-table" role="presentation">
 		<?php if ( 'localhost' == $hostname ) : ?>
 			<tr>
 				<th scope="row"><?php esc_html_e( 'Sub-directory Installation' ); ?></th>
-				<td><?php
+				<td>
+				<?php
 					printf(
-						/* translators: 1: localhost 2: localhost.localdomain */
+						/* translators: 1: localhost, 2: localhost.localdomain */
 						__( 'Because you are using %1$s, the sites in your WordPress network must use sub-directories. Consider using %2$s if you wish to use sub-domains.' ),
 						'<code>localhost</code>',
 						'<code>localhost.localdomain</code>'
 					);
 					// Uh oh:
-					if ( !allow_subdirectory_install() )
-						echo ' <strong>' . __( 'Warning:' ) . ' ' . __( 'The main site in a sub-directory installation will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
-				?></td>
+				if ( ! allow_subdirectory_install() ) {
+					echo ' <strong>' . __( 'Warning:' ) . ' ' . __( 'The main site in a sub-directory installation will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
+				}
+				?>
+				</td>
 			</tr>
-		<?php elseif ( !allow_subdomain_install() ) : ?>
+		<?php elseif ( ! allow_subdomain_install() ) : ?>
 			<tr>
 				<th scope="row"><?php esc_html_e( 'Sub-directory Installation' ); ?></th>
-				<td><?php
+				<td>
+				<?php
 					_e( 'Because your installation is in a directory, the sites in your WordPress network must use sub-directories.' );
 					// Uh oh:
-					if ( !allow_subdirectory_install() )
-						echo ' <strong>' . __( 'Warning:' ) . ' ' . __( 'The main site in a sub-directory installation will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
-				?></td>
+				if ( ! allow_subdirectory_install() ) {
+					echo ' <strong>' . __( 'Warning:' ) . ' ' . __( 'The main site in a sub-directory installation will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
+				}
+				?>
+				</td>
 			</tr>
-		<?php elseif ( !allow_subdirectory_install() ) : ?>
+		<?php elseif ( ! allow_subdirectory_install() ) : ?>
 			<tr>
 				<th scope="row"><?php esc_html_e( 'Sub-domain Installation' ); ?></th>
-				<td><?php _e( 'Because your installation is not new, the sites in your WordPress network must use sub-domains.' );
+				<td>
+				<?php
+				_e( 'Because your installation is not new, the sites in your WordPress network must use sub-domains.' );
 					echo ' <strong>' . __( 'The main site in a sub-directory installation will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
-				?></td>
+				?>
+				</td>
 			</tr>
 		<?php endif; ?>
 		<?php if ( ! $is_www ) : ?>
 			<tr>
 				<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>
 				<td>
-					<?php printf(
+					<?php
+					printf(
 						/* translators: %s: host name */
 						__( 'The internet address of your network will be %s.' ),
 						'<code>' . $hostname . '</code>'
-					); ?>
+					);
+					?>
 				</td>
 			</tr>
 		<?php endif; ?>
 			<tr>
-				<th scope='row'><?php esc_html_e( 'Network Title' ); ?></th>
+				<th scope='row'><label for="sitename"><?php esc_html_e( 'Network Title' ); ?></label></th>
 				<td>
-					<input name='sitename' type='text' size='45' value='<?php echo esc_attr( $site_name ); ?>' />
+					<input name='sitename' id='sitename' type='text' size='45' value='<?php echo esc_attr( $site_name ); ?>' />
 					<p class="description">
 						<?php _e( 'What would you like to call your network?' ); ?>
 					</p>
 				</td>
 			</tr>
 			<tr>
-				<th scope='row'><?php esc_html_e( 'Network Admin Email' ); ?></th>
+				<th scope='row'><label for="email"><?php esc_html_e( 'Network Admin Email' ); ?></label></th>
 				<td>
-					<input name='email' type='text' size='45' value='<?php echo esc_attr( $admin_email ); ?>' />
+					<input name='email' id='email' type='text' size='45' value='<?php echo esc_attr( $admin_email ); ?>' />
 					<p class="description">
 						<?php _e( 'Your email address.' ); ?>
 					</p>
@@ -354,7 +391,6 @@
 	$wp_siteurl_subdir = preg_replace( '#^' . preg_quote( $home_path, '#' ) . '#', '', $abspath_fix );
 	$rewrite_base      = ! empty( $wp_siteurl_subdir ) ? ltrim( trailingslashit( $wp_siteurl_subdir ), '/' ) : '';
 
-
 	$location_of_wp_config = $abspath_fix;
 	if ( ! file_exists( ABSPATH . 'wp-config.php' ) && file_exists( dirname( ABSPATH ) . '/wp-config.php' ) ) {
 		$location_of_wp_config = dirname( $abspath_fix );
@@ -362,26 +398,28 @@
 	$location_of_wp_config = trailingslashit( $location_of_wp_config );
 
 	// Wildcard DNS message.
-	if ( is_wp_error( $errors ) )
+	if ( is_wp_error( $errors ) ) {
 		echo '<div class="error">' . $errors->get_error_message() . '</div>';
+	}
 
 	if ( $_POST ) {
-		if ( allow_subdomain_install() )
+		if ( allow_subdomain_install() ) {
 			$subdomain_install = allow_subdirectory_install() ? ! empty( $_POST['subdomain_install'] ) : true;
-		else
+		} else {
 			$subdomain_install = false;
+		}
 	} else {
 		if ( is_multisite() ) {
 			$subdomain_install = is_subdomain_install();
-?>
+			?>
 	<p><?php _e( 'The original configuration steps are shown here for reference.' ); ?></p>
-<?php
+			<?php
 		} else {
 			$subdomain_install = (bool) $wpdb->get_var( "SELECT meta_value FROM $wpdb->sitemeta WHERE site_id = 1 AND meta_key = 'subdomain_install'" );
-?>
+			?>
 	<div class="error"><p><strong><?php _e( 'Warning:' ); ?></strong> <?php _e( 'An existing WordPress network was detected.' ); ?></p></div>
 	<p><?php _e( 'Please complete the configuration steps. To create a new network, you will need to empty or remove the network database tables.' ); ?></p>
-<?php
+			<?php
 		}
 	}
 
@@ -390,41 +428,45 @@
 	$subdir_replacement_12 = $subdomain_install ? '$1' : '$2';
 
 	if ( $_POST || ! is_multisite() ) {
-?>
+		?>
 		<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><?php
-			if ( file_exists( $home_path . '.htaccess' ) ) {
-				echo '<strong>' . __( 'Caution:' ) . '</strong> ';
-				printf(
-					/* translators: 1: wp-config.php 2: .htaccess */
-					__( 'We recommend you back up your existing %1$s and %2$s files.' ),
-					'<code>wp-config.php</code>',
-					'<code>.htaccess</code>'
-				);
-			} elseif ( file_exists( $home_path . 'web.config' ) ) {
-				echo '<strong>' . __( 'Caution:' ) . '</strong> ';
-				printf(
-					/* translators: 1: wp-config.php 2: web.config */
-					__( 'We recommend you back up your existing %1$s and %2$s files.' ),
-					'<code>wp-config.php</code>',
-					'<code>web.config</code>'
-				);
-			} else {
-				echo '<strong>' . __( 'Caution:' ) . '</strong> ';
-				printf(
-					/* translators: 1: wp-config.php */
-					__( 'We recommend you back up your existing %s file.' ),
-					'<code>wp-config.php</code>'
-				);
-			}
-		?></p></div>
-<?php
+		<div class="updated inline"><p>
+		<?php
+		if ( file_exists( $home_path . '.htaccess' ) ) {
+			echo '<strong>' . __( 'Caution:' ) . '</strong> ';
+			printf(
+				/* translators: 1: wp-config.php, 2: .htaccess */
+				__( 'We recommend you back up your existing %1$s and %2$s files.' ),
+				'<code>wp-config.php</code>',
+				'<code>.htaccess</code>'
+			);
+		} elseif ( file_exists( $home_path . 'web.config' ) ) {
+			echo '<strong>' . __( 'Caution:' ) . '</strong> ';
+			printf(
+				/* translators: 1: wp-config.php, 2: web.config */
+				__( 'We recommend you back up your existing %1$s and %2$s files.' ),
+				'<code>wp-config.php</code>',
+				'<code>web.config</code>'
+			);
+		} else {
+			echo '<strong>' . __( 'Caution:' ) . '</strong> ';
+			printf(
+				/* translators: %s: wp-config.php */
+				__( 'We recommend you back up your existing %s file.' ),
+				'<code>wp-config.php</code>'
+			);
+		}
+		?>
+		</p></div>
+		<?php
 	}
-?>
+	?>
 		<ol>
-			<li><p><?php printf(
-				/* translators: 1: wp-config.php 2: location of wp-config file, 3: translated version of "That's all, stop editing! Happy blogging." */
+			<li><p>
+			<?php
+			printf(
+				/* translators: 1: wp-config.php, 2: location of wp-config file, 3: translated version of "That's all, stop editing! Happy publishing." */
 				__( 'Add the following to your %1$s file in %2$s <strong>above</strong> the line reading %3$s:' ),
 				'<code>wp-config.php</code>',
 				'<code>' . $location_of_wp_config . '</code>',
@@ -433,8 +475,10 @@
 				 * 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 blogging.' ) . ' */</code>'
-			); ?></p>
+				'<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'; ?>);
@@ -443,16 +487,26 @@
 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' => '' );
+	<?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 ) )
+		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/' );
+		$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 ) . "' );";
@@ -464,35 +518,35 @@
 			}
 		}
 		$num_keys_salts = count( $keys_salts );
-?>
-	<p>
+		?>
+<p>
 		<?php
-			if ( 1 == $num_keys_salts ) {
-				printf(
-					/* translators: 1: wp-config.php */
-					__( 'This unique authentication key is also missing from your %s file.' ),
-					'<code>wp-config.php</code>'
-				);
-			} else {
-				printf(
-					/* translators: 1: wp-config.php */
-					__( 'These unique authentication keys are also missing from your %s file.' ),
-					'<code>wp-config.php</code>'
-				);
-			}
+		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
 	}
-?>
+	?>
 </li>
-<?php
+	<?php
 	if ( iis7_supports_permalinks() ) :
 		// 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_match       = ltrim( $base, '/' ) . $subdir_match;
+		$iis_rewrite_base       = ltrim( $base, '/' ) . $rewrite_base;
 		$iis_subdir_replacement = $subdomain_install ? '' : '{R:1}';
 
 		$web_config_file = '<?xml version="1.0" encoding="UTF-8"?>
@@ -504,14 +558,14 @@
                     <match url="^index\.php$" ignoreCase="false" />
                     <action type="None" />
                 </rule>';
-				if ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) {
-					$web_config_file .= '
+		if ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) {
+			$web_config_file .= '
                 <rule name="WordPress Rule for Files" stopProcessing="true">
                     <match url="^' . $iis_subdir_match . 'files/(.+)" ignoreCase="false" />
                     <action type="Rewrite" url="' . $iis_rewrite_base . WPINC . '/ms-files.php?file={R:1}" appendQueryString="false" />
                 </rule>';
-                }
-                $web_config_file .= '
+		}
+			$web_config_file .= '
                 <rule name="WordPress Rule 2" stopProcessing="true">
                     <match url="^' . $iis_subdir_match . 'wp-admin$" ignoreCase="false" />
                     <action type="Redirect" url="' . $iis_subdir_replacement . 'wp-admin/" redirectType="Permanent" />
@@ -542,26 +596,28 @@
 </configuration>
 ';
 
-		echo '<li><p>';
-		printf(
-			/* translators: 1: a filename like .htaccess. 2: a file path. */
-			__( 'Add the following to your %1$s file in %2$s, <strong>replacing</strong> other WordPress rules:' ),
-			'<code>web.config</code>',
-			'<code>' . $home_path . '</code>'
-		);
+			echo '<li><p>';
+			printf(
+				/* translators: 1: a filename like .htaccess, 2: a file path */
+				__( 'Add the following to your %1$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 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:
+		<?php
+	else : // end iis7_supports_permalinks(). construct an htaccess file instead:
 
 		$ms_files_rewriting = '';
 		if ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) {
-			$ms_files_rewriting = "\n# uploaded files\nRewriteRule ^";
+			$ms_files_rewriting  = "\n# uploaded files\nRewriteRule ^";
 			$ms_files_rewriting .= $subdir_match . "files/(.+) {$rewrite_base}" . WPINC . "/ms-files.php?file={$subdir_replacement_12} [L]" . "\n";
 		}
 
@@ -584,23 +640,26 @@
 
 		echo '<li><p>';
 		printf(
-			/* translators: 1: a filename like .htaccess. 2: a file path. */
+			/* translators: 1: a filename like .htaccess, 2: a 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>
+		<?php echo esc_textarea( $htaccess_file ); ?></textarea></li>
 		</ol>
 
-	<?php endif; // end IIS/Apache code branches.
+		<?php
+	endif; // end IIS/Apache code branches.
 
-	if ( !is_multisite() ) { ?>
+	if ( ! is_multisite() ) {
+		?>
 		<p><?php _e( 'Once you complete these steps, your network is enabled and configured. You will have to log in again.' ); ?> <a href="<?php echo esc_url( wp_login_url() ); ?>"><?php _e( 'Log In' ); ?></a></p>
-<?php
+		<?php
 	}
 }