打印网络安装过程的步骤2。

function network_step2( $errors = false ) {
	global $wpdb, $is_nginx;

	$hostname          = get_clean_basedomain();
	$slashed_home      = trailingslashit( get_option( 'home' ) );
	$base              = parse_url( $slashed_home, PHP_URL_PATH );
	$document_root_fix = str_replace( '', '/', realpath( $_SERVER['DOCUMENT_ROOT'] ) );
	$abspath_fix       = str_replace( '', '/', ABSPATH );
	$home_path         = 0 === strpos( $abspath_fix, $document_root_fix ) ? $document_root_fix . $base : get_home_path();
	$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 );
	}
	$location_of_wp_config = trailingslashit( $location_of_wp_config );

	// Wildcard DNS message.
	if ( is_wp_error( $errors ) ) {
		echo '
' . $errors->get_error_message() . '
';
	}

	if ( $_POST ) {
		if ( allow_subdomain_install() ) {
			$subdomain_install = allow_subdirectory_install() ? ! empty( $_POST['subdomain_install'] ) : true;
		} else {
			$subdomain_install = false;
		}
	} else {
		if ( is_multisite() ) {
			$subdomain_install = is_subdomain_install();
			?>
	

			get_var( "SELECT meta_value FROM $wpdb->sitemeta WHERE site_id = 1 AND meta_key = 'subdomain_install'" );
			?>
	
 
	

			

		

		

		<?php if ( file_exists( $home_path . '.htaccess' ) ) {
			echo '' . __( 'Caution:' ) . ' ';
			printf(
				/* translators: 1: wp-config.php, 2: .htaccess */
				__( 'You should back up your existing %1$s and %2$s files.' ),
				'wp-config.php',
				'.htaccess'
			);
		} elseif ( file_exists( $home_path . 'web.config' ) ) {
			echo '' . __( 'Caution:' ) . ' ';
			printf(
				/* translators: 1: wp-config.php, 2: web.config */
				__( 'You should back up your existing %1$s and %2$s files.' ),
				'wp-config.php',
				'web.config'
			);
		} else {
			echo '' . __( 'Caution:' ) . ' ';
			printf(
				/* translators: %s: wp-config.php */
				__( 'You should back up your existing %s file.' ),
				'wp-config.php'
			);
		}
		?>
		
		


		<?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 above the line reading %3$s:' ),
			'wp-config.php',
			'' . $location_of_wp_config . '',
			/*
			 * 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//branches//dist/wp-config-sample.php
			 */
			'/* ' . __( 'That’s all, stop editing! Happy publishing.' ) . ' */'
		);
		?>
		
		

			<?php printf(
				/* translators: %s: File name (wp-config.php, .htaccess or web.config). */
				__( 'Network configuration rules for %s' ),
				'wp-config.php'
			);
			?>
		
		define( 'MULTISITE', true );
define( 'SUBDOMAIN_INSTALL',  );
define( 'DOMAIN_CURRENT_SITE', '' );
define( 'PATH_CURRENT_SITE', '' );
define( 'SITE_ID_CURRENT_SITE', 1 );
define( 'BLOG_ID_CURRENT_SITE', 1 );
 '',
			'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 ) . "' );";
				}
			}
			$num_keys_salts = count( $keys_salts );
			?>
		

			<?php if ( 1 === $num_keys_salts ) {
				printf(
					/* translators: %s: wp-config.php */
					__( 'This unique authentication key is also missing from your %s file.' ),
					'wp-config.php'
				);
			} else {
				printf(
					/* translators: %s: wp-config.php */
					__( 'These unique authentication keys are also missing from your %s file.' ),
					'wp-config.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_replacement = $subdomain_install ? '' : '{R:1}';

		$web_config_file = '';
		if ( is_multisite() && get_site_option( 'ms_files_rewriting' ) ) {
			$web_config_file .= '
                ';
		}
			$web_config_file .= '
                
';

			echo '

';
			printf(
				/* translators: 1: File name (.htaccess or web.config), 2: File path. */
				__( 'Add the following to your %1$s file in %2$s, replacing other WordPress rules:' ),
				'web.config',
				'' . $home_path . ''
			);
		echo '
';
		if ( ! $subdomain_install && WP_CONTENT_DIR !== ABSPATH . 'wp-content' ) {
			echo '
' . __( 'Warning:' ) . ' ' . __( 'Subdirectory networks may not be fully compatible with custom wp-content directories.' ) . '
';
		}
		?>
			

				<?php printf(
					/* translators: %s: File name (wp-config.php, .htaccess or web.config). */
					__( 'Network configuration rules for %s' ),
					'web.config'
				);
				?>
			
			
	
<?php elseif ( $is_nginx ) : // End iis7_supports_permalinks(). Link to Nginx documentation instead:

		echo '