web/wp-admin/network.php
changeset 194 32102edaa81b
child 204 09a1c134465b
equal deleted inserted replaced
193:2f6f6f7551ca 194:32102edaa81b
       
     1 <?php
       
     2 /**
       
     3  * Network installation administration panel.
       
     4  *
       
     5  * A multi-step process allowing the user to enable a network of WordPress sites.
       
     6  *
       
     7  * @since 3.0.0
       
     8  *
       
     9  * @package WordPress
       
    10  * @subpackage Administration
       
    11  */
       
    12 
       
    13 define( 'WP_INSTALLING_NETWORK', true );
       
    14 
       
    15 /** WordPress Administration Bootstrap */
       
    16 require_once( './admin.php' );
       
    17 
       
    18 if ( ! is_super_admin() )
       
    19 	wp_die( __( 'You do not have sufficient permissions to manage options for this site.' ) );
       
    20 
       
    21 if ( is_multisite() ) {
       
    22 	if ( ! is_network_admin() ) {
       
    23 		wp_redirect( network_admin_url( 'setup.php' ) );
       
    24 		exit;
       
    25 	}
       
    26 	if ( ! defined( 'MULTISITE' ) )
       
    27 		wp_die( __( 'The Network creation panel is not for WordPress MU networks.' ) );
       
    28 }
       
    29 
       
    30 // We need to create references to ms global tables to enable Network.
       
    31 foreach ( $wpdb->tables( 'ms_global' ) as $table => $prefixed_table )
       
    32 	$wpdb->$table = $prefixed_table;
       
    33 
       
    34 /**
       
    35  * Check for an existing network.
       
    36  *
       
    37  * @since 3.0.0
       
    38  * @return Whether a network exists.
       
    39  */
       
    40 function network_domain_check() {
       
    41 	global $wpdb;
       
    42 	if ( $wpdb->get_var( "SHOW TABLES LIKE '$wpdb->site'" ) )
       
    43 		return $wpdb->get_var( "SELECT domain FROM $wpdb->site ORDER BY id ASC LIMIT 1" );
       
    44 	return false;
       
    45 }
       
    46 
       
    47 /**
       
    48  * Allow subdomain install
       
    49  *
       
    50  * @since 3.0.0
       
    51  * @return bool Whether subdomain install is allowed
       
    52  */
       
    53 function allow_subdomain_install() {
       
    54 	$domain = preg_replace( '|https?://([^/]+)|', '$1', get_option( 'siteurl' ) );
       
    55 	if( false !== strpos( $domain, '/' ) || 'localhost' == $domain || preg_match( '|[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+|', $domain ) )
       
    56 		return false;
       
    57 
       
    58 	return true;
       
    59 }
       
    60 /**
       
    61  * Allow subdirectory install
       
    62  *
       
    63  * @since 3.0.0
       
    64  * @return bool Whether subdirectory install is allowed
       
    65  */
       
    66 function allow_subdirectory_install() {
       
    67 	global $wpdb;
       
    68 	if ( apply_filters( 'allow_subdirectory_install', false ) )
       
    69 		return true;
       
    70 
       
    71 	if ( defined( 'ALLOW_SUBDIRECTORY_INSTALL' ) && ALLOW_SUBDIRECTORY_INSTALL )
       
    72 		return true;
       
    73 
       
    74 	$post = $wpdb->get_row( "SELECT ID FROM $wpdb->posts WHERE post_date < DATE_SUB(NOW(), INTERVAL 1 MONTH) AND post_status = 'publish'" );
       
    75 	if ( empty( $post ) )
       
    76 		return true;
       
    77 
       
    78 	return false;
       
    79 }
       
    80 /**
       
    81  * Get base domain of network.
       
    82  *
       
    83  * @since 3.0.0
       
    84  * @return string Base domain.
       
    85  */
       
    86 function get_clean_basedomain() {
       
    87 	if ( $existing_domain = network_domain_check() )
       
    88 		return $existing_domain;
       
    89 	$domain = preg_replace( '|https?://|', '', get_option( 'siteurl' ) );
       
    90 	if ( $slash = strpos( $domain, '/' ) )
       
    91 		$domain = substr( $domain, 0, $slash );
       
    92 	return $domain;
       
    93 }
       
    94 
       
    95 if ( ! network_domain_check() && ( ! defined( 'WP_ALLOW_MULTISITE' ) || ! WP_ALLOW_MULTISITE ) )
       
    96 	wp_die( __( 'You must define the <code>WP_ALLOW_MULTISITE</code> constant as true in your wp-config.php file to allow creation of a Network.' ) );
       
    97 
       
    98 if ( is_network_admin() ) {
       
    99 	$title = __( 'Network Setup' );
       
   100 	$parent_file = 'settings.php';
       
   101 } else {
       
   102 	$title = __( 'Create a Network of WordPress Sites' );
       
   103 	$parent_file = 'tools.php';
       
   104 }
       
   105 
       
   106 $network_help = '<p>' . __('This screen allows you to configure a network as having subdomains (<code>site1.example.com</code>) or subdirectories (<code>example.com/site1</code>). Subdomains require wildcard subdomains to be enabled in Apache and DNS records, if your host allows it.') . '</p>' .
       
   107 	'<p>' . __('Choose subdomains or subdirectories; this can only be switched afterwards by reconfiguring your install. Fill out the network details, and click install. If this does not work, you may have to add a wildcard DNS record (for subdomains) or change to another setting in Permalinks (for subdirectories).') . '</p>' .
       
   108 	'<p>' . __('The next screen for Network Setup will give you individually-generated lines of code to add to your wp-config.php and .htaccess files. Make sure the settings of your FTP client make files starting with a dot visible, so that you can find .htaccess; you may have to create this file if it really is not there. Make backup copies of those two files.') . '</p>' .
       
   109 	'<p>' . __('Add a <code>blogs.dir</code> directory under <code>/wp-content</code> and add the designated lines of code to wp-config.php (just before <code>/*...stop editing...*/</code>) and <code>.htaccess</code> (replacing the existing WordPress rules).') . '</p>' .
       
   110 	'<p>' . __('Once you add this code and refresh your browser, multisite should be enabled. This screen, now in the Network Admin navigation menu, will keep an archive of the added code. You can toggle between Network Admin and Site Admin by clicking on the Network Admin or an individual site name under the My Sites dropdown in the Toolbar.') . '</p>' .
       
   111 	'<p>' . __('The choice of subdirectory sites is disabled if this setup is more than a month old because of permalink problems with &#8220;/blog/&#8221; from the main site. This disabling will be addressed in a future version.') . '</p>' .
       
   112 	'<p><strong>' . __('For more information:') . '</strong></p>' .
       
   113 	'<p>' . __('<a href="http://codex.wordpress.org/Create_A_Network" target="_blank">Documentation on Creating a Network</a>') . '</p>' .
       
   114 	'<p>' . __('<a href="http://codex.wordpress.org/Tools_Network_Screen" target="_blank">Documentation on the Network Screen</a>') . '</p>';
       
   115 
       
   116 get_current_screen()->add_help_tab( array(
       
   117 	'id'      => 'network',
       
   118 	'title'   => __('Network'),
       
   119 	'content' => $network_help,
       
   120 ) );
       
   121 
       
   122 get_current_screen()->set_help_sidebar(
       
   123 	'<p><strong>' . __('For more information:') . '</strong></p>' .
       
   124 	'<p>' . __('<a href="http://codex.wordpress.org/Create_A_Network" target="_blank">Documentation on Creating a Network</a>') . '</p>' .
       
   125 	'<p>' . __('<a href="http://codex.wordpress.org/Tools_Network_Screen" target="_blank">Documentation on the Network Screen</a>') . '</p>' .
       
   126 	'<p>' . __('<a href="http://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
       
   127 );
       
   128 
       
   129 include( ABSPATH . 'wp-admin/admin-header.php' );
       
   130 ?>
       
   131 <div class="wrap">
       
   132 <?php screen_icon('tools'); ?>
       
   133 <h2><?php echo esc_html( $title ); ?></h2>
       
   134 
       
   135 <?php
       
   136 /**
       
   137  * Prints step 1 for Network installation process.
       
   138  *
       
   139  * @todo Realistically, step 1 should be a welcome screen explaining what a Network is and such. Navigating to Tools > Network
       
   140  * 	should not be a sudden "Welcome to a new install process! Fill this out and click here." See also contextual help todo.
       
   141  *
       
   142  * @since 3.0.0
       
   143  */
       
   144 function network_step1( $errors = false ) {
       
   145 	global $is_apache;
       
   146 
       
   147 	if ( get_option( 'siteurl' ) != get_option( 'home' ) ) {
       
   148 		echo '<div class="error"><p><strong>' . __('ERROR:') . '</strong> ' . sprintf( __( 'Your <strong>WordPress address</strong> must match your <strong>Site address</strong> before creating a Network. See <a href="%s">General Settings</a>.' ), esc_url( admin_url( 'options-general.php' ) ) ) . '</p></div>';
       
   149 		echo '</div>';
       
   150 		include ( ABSPATH . 'wp-admin/admin-footer.php' );
       
   151 		die();
       
   152 	}
       
   153 
       
   154 	if ( defined('DO_NOT_UPGRADE_GLOBAL_TABLES') ) {
       
   155 		echo '<div class="error"><p><strong>' . __('ERROR:') . '</strong> ' . __( 'The constant DO_NOT_UPGRADE_GLOBAL_TABLES cannot be defined when creating a network.' ) . '</p></div>';
       
   156 		echo '</div>';
       
   157 		include ( ABSPATH . 'wp-admin/admin-footer.php' );
       
   158 		die();
       
   159 	}
       
   160 
       
   161 	$active_plugins = get_option( 'active_plugins' );
       
   162 	if ( ! empty( $active_plugins ) ) {
       
   163 		echo '<div class="updated"><p><strong>' . __('Warning:') . '</strong> ' . sprintf( __( 'Please <a href="%s">deactivate your plugins</a> before enabling the Network feature.' ), admin_url( 'plugins.php?plugin_status=active' ) ) . '</p></div><p>' . __( 'Once the network is created, you may reactivate your plugins.' ) . '</p>';
       
   164 		echo '</div>';
       
   165 		include( ABSPATH . 'wp-admin/admin-footer.php' );
       
   166 		die();
       
   167 	}
       
   168 
       
   169 	$hostname = get_clean_basedomain();
       
   170 	$has_ports = strstr( $hostname, ':' );
       
   171 	if ( ( false !== $has_ports && ! in_array( $has_ports, array( ':80', ':443' ) ) ) ) {
       
   172 		echo '<div class="error"><p><strong>' . __( 'ERROR:') . '</strong> ' . __( 'You cannot install a network of sites with your server address.' ) . '</p></div>';
       
   173 		echo '<p>' . sprintf( __( 'You cannot use port numbers such as <code>%s</code>.' ), $has_ports ) . '</p>';
       
   174 		echo '<a href="' . esc_url( admin_url() ) . '">' . __( 'Return to Dashboard' ) . '</a>';
       
   175 		echo '</div>';
       
   176 		include( ABSPATH . 'wp-admin/admin-footer.php' );
       
   177 		die();
       
   178 	}
       
   179 
       
   180 	echo '<form method="post" action="">';
       
   181 
       
   182 	wp_nonce_field( 'install-network-1' );
       
   183 
       
   184 	$error_codes = array();
       
   185 	if ( is_wp_error( $errors ) ) {
       
   186 		echo '<div class="error"><p><strong>' . __( 'ERROR: The network could not be created.' ) . '</strong></p>';
       
   187 		foreach ( $errors->get_error_messages() as $error )
       
   188 			echo "<p>$error</p>";
       
   189 		echo '</div>';
       
   190 		$error_codes = $errors->get_error_codes();
       
   191 	}
       
   192 
       
   193 	if ( WP_CONTENT_DIR != ABSPATH . 'wp-content' )
       
   194 		echo '<div class="error"><p><strong>' . __('Warning!') . '</strong> ' . __( 'Networks may not be fully compatible with custom wp-content directories.' ) . '</p></div>';
       
   195 
       
   196 	$site_name = ( ! empty( $_POST['sitename'] ) && ! in_array( 'empty_sitename', $error_codes ) ) ? $_POST['sitename'] : sprintf( _x('%s Sites', 'Default network name' ), get_option( 'blogname' ) );
       
   197 	$admin_email = ( ! empty( $_POST['email'] ) && ! in_array( 'invalid_email', $error_codes ) ) ? $_POST['email'] : get_option( 'admin_email' );
       
   198 	?>
       
   199 	<p><?php _e( 'Welcome to the Network installation process!' ); ?></p>
       
   200 	<p><?php _e( 'Fill in the information below and you&#8217;ll be on your way to creating a network of WordPress sites. We will create configuration files in the next step.' ); ?></p>
       
   201 	<?php
       
   202 
       
   203 	if ( isset( $_POST['subdomain_install'] ) ) {
       
   204 		$subdomain_install = (bool) $_POST['subdomain_install'];
       
   205 	} elseif ( apache_mod_loaded('mod_rewrite') ) { // assume nothing
       
   206 		$subdomain_install = true;
       
   207 	} elseif ( !allow_subdirectory_install() ) {
       
   208 		$subdomain_install = true;
       
   209 	} else {
       
   210 		$subdomain_install = false;
       
   211 		if ( $got_mod_rewrite = got_mod_rewrite() ) // dangerous assumptions
       
   212 			echo '<div class="updated inline"><p><strong>' . __( 'Note:' ) . '</strong> ' . __( 'Please make sure the Apache <code>mod_rewrite</code> module is installed as it will be used at the end of this installation.' ) . '</p>';
       
   213 		elseif ( $is_apache )
       
   214 			echo '<div class="error inline"><p><strong>' . __( 'Warning!' ) . '</strong> ' . __( 'It looks like the Apache <code>mod_rewrite</code> module is not installed.' ) . '</p>';
       
   215 		if ( $got_mod_rewrite || $is_apache ) // Protect against mod_rewrite mimicry (but ! Apache)
       
   216 			echo '<p>' . __( 'If <code>mod_rewrite</code> is disabled, ask your administrator to enable that module, or look at the <a href="http://httpd.apache.org/docs/mod/mod_rewrite.html">Apache documentation</a> or <a href="http://www.google.com/search?q=apache+mod_rewrite">elsewhere</a> for help setting it up.' ) . '</p></div>';
       
   217 	}
       
   218 
       
   219 	if ( allow_subdomain_install() && allow_subdirectory_install() ) : ?>
       
   220 		<h3><?php esc_html_e( 'Addresses of Sites in your Network' ); ?></h3>
       
   221 		<p><?php _e( 'Please choose whether you would like sites in your WordPress network to use sub-domains or sub-directories. <strong>You cannot change this later.</strong>' ); ?></p>
       
   222 		<p><?php _e( 'You will need a wildcard DNS record if you are going to use the virtual host (sub-domain) functionality.' ); ?></p>
       
   223 		<?php // @todo: Link to an MS readme? ?>
       
   224 		<table class="form-table">
       
   225 			<tr>
       
   226 				<th><label><input type='radio' name='subdomain_install' value='1'<?php checked( $subdomain_install ); ?> /> <?php _e( 'Sub-domains' ); ?></label></th>
       
   227 				<td><?php printf( _x( 'like <code>site1.%1$s</code> and <code>site2.%1$s</code>', 'subdomain examples' ), $hostname ); ?></td>
       
   228 			</tr>
       
   229 			<tr>
       
   230 				<th><label><input type='radio' name='subdomain_install' value='0'<?php checked( ! $subdomain_install ); ?> /> <?php _e( 'Sub-directories' ); ?></label></th>
       
   231 				<td><?php printf( _x( 'like <code>%1$s/site1</code> and <code>%1$s/site2</code>', 'subdirectory examples' ), $hostname ); ?></td>
       
   232 			</tr>
       
   233 		</table>
       
   234 
       
   235 <?php
       
   236 	endif;
       
   237 
       
   238 		$is_www = ( 0 === strpos( $hostname, 'www.' ) );
       
   239 		if ( $is_www ) :
       
   240 		?>
       
   241 		<h3><?php esc_html_e( 'Server Address' ); ?></h3>
       
   242 		<p><?php printf( __( 'We recommend you change your siteurl to <code>%1$s</code> before enabling the network feature. It will still be possible to visit your site using the <code>www</code> prefix with an address like <code>%2$s</code> but any links will not have the <code>www</code> prefix.' ), substr( $hostname, 4 ), $hostname ); ?></p>
       
   243 		<table class="form-table">
       
   244 			<tr>
       
   245 				<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>
       
   246 				<td>
       
   247 					<?php printf( __( 'The internet address of your network will be <code>%s</code>.' ), $hostname ); ?>
       
   248 				</td>
       
   249 			</tr>
       
   250 		</table>
       
   251 		<?php endif; ?>
       
   252 
       
   253 		<h3><?php esc_html_e( 'Network Details' ); ?></h3>
       
   254 		<table class="form-table">
       
   255 		<?php if ( 'localhost' == $hostname ) : ?>
       
   256 			<tr>
       
   257 				<th scope="row"><?php esc_html_e( 'Sub-directory Install' ); ?></th>
       
   258 				<td><?php
       
   259 					_e( 'Because you are using <code>localhost</code>, the sites in your WordPress network must use sub-directories. Consider using <code>localhost.localdomain</code> if you wish to use sub-domains.' );
       
   260 					// Uh oh:
       
   261 					if ( !allow_subdirectory_install() )
       
   262 						echo ' <strong>' . __( 'Warning!' ) . ' ' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
       
   263 				?></td>
       
   264 			</tr>
       
   265 		<?php elseif ( !allow_subdomain_install() ) : ?>
       
   266 			<tr>
       
   267 				<th scope="row"><?php esc_html_e( 'Sub-directory Install' ); ?></th>
       
   268 				<td><?php
       
   269 					_e( 'Because your install is in a directory, the sites in your WordPress network must use sub-directories.' );
       
   270 					// Uh oh:
       
   271 					if ( !allow_subdirectory_install() )
       
   272 						echo ' <strong>' . __( 'Warning!' ) . ' ' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
       
   273 				?></td>
       
   274 			</tr>
       
   275 		<?php elseif ( !allow_subdirectory_install() ) : ?>
       
   276 			<tr>
       
   277 				<th scope="row"><?php esc_html_e( 'Sub-domain Install' ); ?></th>
       
   278 				<td><?php _e( 'Because your install is not new, the sites in your WordPress network must use sub-domains.' );
       
   279 					echo ' <strong>' . __( 'The main site in a sub-directory install will need to use a modified permalink structure, potentially breaking existing links.' ) . '</strong>';
       
   280 				?></td>
       
   281 			</tr>
       
   282 		<?php endif; ?>
       
   283 		<?php if ( ! $is_www ) : ?>
       
   284 			<tr>
       
   285 				<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>
       
   286 				<td>
       
   287 					<?php printf( __( 'The internet address of your network will be <code>%s</code>.' ), $hostname ); ?>
       
   288 				</td>
       
   289 			</tr>
       
   290 		<?php endif; ?>
       
   291 			<tr>
       
   292 				<th scope='row'><?php esc_html_e( 'Network Title' ); ?></th>
       
   293 				<td>
       
   294 					<input name='sitename' type='text' size='45' value='<?php echo esc_attr( $site_name ); ?>' />
       
   295 					<br /><?php _e( 'What would you like to call your network?' ); ?>
       
   296 				</td>
       
   297 			</tr>
       
   298 			<tr>
       
   299 				<th scope='row'><?php esc_html_e( 'Admin E-mail Address' ); ?></th>
       
   300 				<td>
       
   301 					<input name='email' type='text' size='45' value='<?php echo esc_attr( $admin_email ); ?>' />
       
   302 					<br /><?php _e( 'Your email address.' ); ?>
       
   303 				</td>
       
   304 			</tr>
       
   305 		</table>
       
   306 		<?php submit_button( __( 'Install' ), 'primary', 'submit' ); ?>
       
   307 	</form>
       
   308 	<?php
       
   309 }
       
   310 
       
   311 /**
       
   312  * Prints step 2 for Network installation process.
       
   313  *
       
   314  * @since 3.0.0
       
   315  */
       
   316 function network_step2( $errors = false ) {
       
   317 	global $base, $wpdb;
       
   318 	$hostname = get_clean_basedomain();
       
   319 
       
   320 	if ( ! isset( $base ) )
       
   321 		$base = trailingslashit( stripslashes( dirname( dirname( $_SERVER['SCRIPT_NAME'] ) ) ) );
       
   322 
       
   323 	// Wildcard DNS message.
       
   324 	if ( is_wp_error( $errors ) )
       
   325 		echo '<div class="error">' . $errors->get_error_message() . '</div>';
       
   326 
       
   327 	if ( $_POST ) {
       
   328 		if ( allow_subdomain_install() )
       
   329 			$subdomain_install = allow_subdirectory_install() ? ! empty( $_POST['subdomain_install'] ) : true;
       
   330 		else
       
   331 			$subdomain_install = false;
       
   332 	} else {
       
   333 		if ( is_multisite() ) {
       
   334 			$subdomain_install = is_subdomain_install();
       
   335 ?>
       
   336 	<p><?php _e( 'The original configuration steps are shown here for reference.' ); ?></p>
       
   337 <?php
       
   338 		} else {
       
   339 			$subdomain_install = (bool) $wpdb->get_var( "SELECT meta_value FROM $wpdb->sitemeta WHERE site_id = 1 AND meta_key = 'subdomain_install'" );
       
   340 ?>
       
   341 	<div class="error"><p><strong><?php _e('Warning:'); ?></strong> <?php _e( 'An existing WordPress network was detected.' ); ?></p></div>
       
   342 	<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>
       
   343 <?php
       
   344 		}
       
   345 	}
       
   346 
       
   347 	if ( $_POST || ! is_multisite() ) {
       
   348 ?>
       
   349 		<h3><?php esc_html_e( 'Enabling the Network' ); ?></h3>
       
   350 		<p><?php _e( 'Complete the following steps to enable the features for creating a network of sites.' ); ?></p>
       
   351 		<div class="updated inline"><p><?php
       
   352 			if ( file_exists( ABSPATH . '.htaccess' ) )
       
   353 				printf( __( '<strong>Caution:</strong> We recommend you back up your existing <code>wp-config.php</code> and <code>%s</code> files.' ), '.htaccess' );
       
   354 			elseif ( file_exists( ABSPATH . 'web.config' ) )
       
   355 				printf( __( '<strong>Caution:</strong> We recommend you back up your existing <code>wp-config.php</code> and <code>%s</code> files.' ), 'web.config' );
       
   356 			else
       
   357 				_e( '<strong>Caution:</strong> We recommend you back up your existing <code>wp-config.php</code> file.' );
       
   358 		?></p></div>
       
   359 <?php
       
   360 	}
       
   361 ?>
       
   362 		<ol>
       
   363 			<li><p><?php
       
   364 				printf( __( 'Create a <code>blogs.dir</code> directory at <code>%s/blogs.dir</code>. This directory is used to store uploaded media for your additional sites and must be writeable by the web server.' ), WP_CONTENT_DIR );
       
   365 				if ( WP_CONTENT_DIR != ABSPATH . 'wp-content' )
       
   366 					echo ' <strong>' . __('Warning:') . ' ' . __( 'Networks may not be fully compatible with custom wp-content directories.' ) . '</strong>';
       
   367 			?></p></li>
       
   368 			<li><p><?php printf( __( 'Add the following to your <code>wp-config.php</code> file in <code>%s</code> <strong>above</strong> the line reading <code>/* That&#8217;s all, stop editing! Happy blogging. */</code>:' ), ABSPATH ); ?></p>
       
   369 				<textarea class="code" readonly="readonly" cols="100" rows="7">
       
   370 define('MULTISITE', true);
       
   371 define('SUBDOMAIN_INSTALL', <?php echo $subdomain_install ? 'true' : 'false'; ?>);
       
   372 $base = '<?php echo $base; ?>';
       
   373 define('DOMAIN_CURRENT_SITE', '<?php echo $hostname; ?>');
       
   374 define('PATH_CURRENT_SITE', '<?php echo $base; ?>');
       
   375 define('SITE_ID_CURRENT_SITE', 1);
       
   376 define('BLOG_ID_CURRENT_SITE', 1);</textarea>
       
   377 <?php
       
   378 	$keys_salts = array( 'AUTH_KEY' => '', 'SECURE_AUTH_KEY' => '', 'LOGGED_IN_KEY' => '', 'NONCE_KEY' => '', 'AUTH_SALT' => '', 'SECURE_AUTH_SALT' => '', 'LOGGED_IN_SALT' => '', 'NONCE_SALT' => '' );
       
   379 	foreach ( $keys_salts as $c => $v ) {
       
   380 		if ( defined( $c ) )
       
   381 			unset( $keys_salts[ $c ] );
       
   382 	}
       
   383 	if ( ! empty( $keys_salts ) ) {
       
   384 		$keys_salts_str = '';
       
   385 		$from_api = wp_remote_get( 'https://api.wordpress.org/secret-key/1.1/salt/' );
       
   386 		if ( is_wp_error( $from_api ) ) {
       
   387 			foreach ( $keys_salts as $c => $v ) {
       
   388 				$keys_salts_str .= "\ndefine( '$c', '" . wp_generate_password( 64, true, true ) . "' );";
       
   389 			}
       
   390 		} else {
       
   391 			$from_api = explode( "\n", wp_remote_retrieve_body( $from_api ) );
       
   392 			foreach ( $keys_salts as $c => $v ) {
       
   393 				$keys_salts_str .= "\ndefine( '$c', '" . substr( array_shift( $from_api ), 28, 64 ) . "' );";
       
   394 			}
       
   395 		}
       
   396 		$num_keys_salts = count( $keys_salts );
       
   397 ?>
       
   398 	<p><?php
       
   399 		echo _n( 'This unique authentication key is also missing from your <code>wp-config.php</code> file.', 'These unique authentication keys are also missing from your <code>wp-config.php</code> file.', $num_keys_salts ); ?> <?php _e( 'To make your installation more secure, you should also add:' ) ?></p>
       
   400 	<textarea class="code" readonly="readonly" cols="100" rows="<?php echo $num_keys_salts; ?>"><?php echo esc_textarea( $keys_salts_str ); ?></textarea>
       
   401 <?php
       
   402 	}
       
   403 ?>
       
   404 </li>
       
   405 <?php
       
   406 	if ( iis7_supports_permalinks() ) :
       
   407 
       
   408 			if ( $subdomain_install ) {
       
   409 				$web_config_file =
       
   410 '<?xml version="1.0" encoding="UTF-8"?>
       
   411 <configuration>
       
   412     <system.webServer>
       
   413         <rewrite>
       
   414             <rules>
       
   415                 <rule name="WordPress Rule 1" stopProcessing="true">
       
   416                     <match url="^index\.php$" ignoreCase="false" />
       
   417                     <action type="None" />
       
   418                 </rule>
       
   419                 <rule name="WordPress Rule 2" stopProcessing="true">
       
   420                     <match url="^files/(.+)" ignoreCase="false" />
       
   421                     <action type="Rewrite" url="wp-includes/ms-files.php?file={R:1}" appendQueryString="false" />
       
   422                 </rule>
       
   423                 <rule name="WordPress Rule 3" stopProcessing="true">
       
   424                     <match url="^" ignoreCase="false" />
       
   425                     <conditions logicalGrouping="MatchAny">
       
   426                         <add input="{REQUEST_FILENAME}" matchType="IsFile" ignoreCase="false" />
       
   427                         <add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" />
       
   428                     </conditions>
       
   429                     <action type="None" />
       
   430                 </rule>
       
   431                 <rule name="WordPress Rule 4" stopProcessing="true">
       
   432                     <match url="." ignoreCase="false" />
       
   433                     <action type="Rewrite" url="index.php" />
       
   434                 </rule>
       
   435             </rules>
       
   436         </rewrite>
       
   437     </system.webServer>
       
   438 </configuration>';
       
   439 			} else {
       
   440 				$web_config_file =
       
   441 '<?xml version="1.0" encoding="UTF-8"?>
       
   442 <configuration>
       
   443     <system.webServer>
       
   444         <rewrite>
       
   445             <rules>
       
   446                 <rule name="WordPress Rule 1" stopProcessing="true">
       
   447                     <match url="^index\.php$" ignoreCase="false" />
       
   448                     <action type="None" />
       
   449                 </rule>
       
   450                 <rule name="WordPress Rule 2" stopProcessing="true">
       
   451                     <match url="^([_0-9a-zA-Z-]+/)?files/(.+)" ignoreCase="false" />
       
   452                     <action type="Rewrite" url="wp-includes/ms-files.php?file={R:2}" appendQueryString="false" />
       
   453                 </rule>
       
   454                 <rule name="WordPress Rule 3" stopProcessing="true">
       
   455                     <match url="^([_0-9a-zA-Z-]+/)?wp-admin$" ignoreCase="false" />
       
   456                     <action type="Redirect" url="{R:1}wp-admin/" redirectType="Permanent" />
       
   457                 </rule>
       
   458                 <rule name="WordPress Rule 4" stopProcessing="true">
       
   459                     <match url="^" ignoreCase="false" />
       
   460                     <conditions logicalGrouping="MatchAny">
       
   461                         <add input="{REQUEST_FILENAME}" matchType="IsFile" ignoreCase="false" />
       
   462                         <add input="{REQUEST_FILENAME}" matchType="IsDirectory" ignoreCase="false" />
       
   463                     </conditions>
       
   464                     <action type="None" />
       
   465                 </rule>
       
   466                 <rule name="WordPress Rule 5" stopProcessing="true">
       
   467                     <match url="^[_0-9a-zA-Z-]+/(wp-(content|admin|includes).*)" ignoreCase="false" />
       
   468                     <action type="Rewrite" url="{R:1}" />
       
   469                 </rule>
       
   470                 <rule name="WordPress Rule 6" stopProcessing="true">
       
   471                     <match url="^([_0-9a-zA-Z-]+/)?(.*\.php)$" ignoreCase="false" />
       
   472                     <action type="Rewrite" url="{R:2}" />
       
   473                 </rule>
       
   474                 <rule name="WordPress Rule 7" stopProcessing="true">
       
   475                     <match url="." ignoreCase="false" />
       
   476                     <action type="Rewrite" url="index.php" />
       
   477                 </rule>
       
   478             </rules>
       
   479         </rewrite>
       
   480     </system.webServer>
       
   481 </configuration>';
       
   482 			}
       
   483 	?>
       
   484 		<li><p><?php printf( __( 'Add the following to your <code>web.config</code> file in <code>%s</code>, replacing other WordPress rules:' ), ABSPATH ); ?></p>
       
   485 		<textarea class="code" readonly="readonly" cols="100" rows="20">
       
   486 		<?php echo esc_textarea( $web_config_file ); ?>
       
   487 		</textarea></li>
       
   488 		</ol>
       
   489 
       
   490 	<?php else : // end iis7_supports_permalinks(). construct an htaccess file instead:
       
   491 
       
   492 		$htaccess_file = 'RewriteEngine On
       
   493 RewriteBase ' . $base . '
       
   494 RewriteRule ^index\.php$ - [L]
       
   495 
       
   496 # uploaded files
       
   497 RewriteRule ^' . ( $subdomain_install ? '' : '([_0-9a-zA-Z-]+/)?' ) . 'files/(.+) wp-includes/ms-files.php?file=$' . ( $subdomain_install ? 1 : 2 ) . ' [L]' . "\n";
       
   498 
       
   499 		if ( ! $subdomain_install )
       
   500 			$htaccess_file .= "\n# add a trailing slash to /wp-admin\n" . 'RewriteRule ^([_0-9a-zA-Z-]+/)?wp-admin$ $1wp-admin/ [R=301,L]' . "\n";
       
   501 
       
   502 		$htaccess_file .= "\n" . 'RewriteCond %{REQUEST_FILENAME} -f [OR]
       
   503 RewriteCond %{REQUEST_FILENAME} -d
       
   504 RewriteRule ^ - [L]';
       
   505 
       
   506 		// @todo custom content dir.
       
   507 		if ( ! $subdomain_install )
       
   508 			$htaccess_file .= "\nRewriteRule  ^[_0-9a-zA-Z-]+/(wp-(content|admin|includes).*) $1 [L]\nRewriteRule  ^[_0-9a-zA-Z-]+/(.*\.php)$ $1 [L]";
       
   509 
       
   510 		$htaccess_file .= "\nRewriteRule . index.php [L]";
       
   511 
       
   512 		?>
       
   513 		<li><p><?php printf( __( 'Add the following to your <code>.htaccess</code> file in <code>%s</code>, replacing other WordPress rules:' ), ABSPATH ); ?></p>
       
   514 		<textarea class="code" readonly="readonly" cols="100" rows="<?php echo $subdomain_install ? 11 : 16; ?>">
       
   515 <?php echo esc_textarea( $htaccess_file ); ?></textarea></li>
       
   516 		</ol>
       
   517 
       
   518 	<?php endif; // end IIS/Apache code branches.
       
   519 
       
   520 	if ( !is_multisite() ) { ?>
       
   521 		<p><?php printf( __( 'Once you complete these steps, your network is enabled and configured. You will have to log in again.') ); ?> <a href="<?php echo esc_url( site_url( 'wp-login.php' ) ); ?>"><?php _e( 'Log In' ); ?></a></p>
       
   522 <?php
       
   523 	}
       
   524 }
       
   525 
       
   526 if ( $_POST ) {
       
   527 
       
   528 	$base = trailingslashit( stripslashes( dirname( dirname( $_SERVER['SCRIPT_NAME'] ) ) ) );
       
   529 
       
   530 	check_admin_referer( 'install-network-1' );
       
   531 
       
   532 	require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
       
   533 	// create network tables
       
   534 	install_network();
       
   535 	$hostname = get_clean_basedomain();
       
   536 	$subdomain_install = allow_subdomain_install() ? !empty( $_POST['subdomain_install'] ) : false;
       
   537 	if ( ! network_domain_check() ) {
       
   538 		$result = populate_network( 1, get_clean_basedomain(), sanitize_email( $_POST['email'] ), stripslashes( $_POST['sitename'] ), $base, $subdomain_install );
       
   539 		if ( is_wp_error( $result ) ) {
       
   540 			if ( 1 == count( $result->get_error_codes() ) && 'no_wildcard_dns' == $result->get_error_code() )
       
   541 				network_step2( $result );
       
   542 			else
       
   543 				network_step1( $result );
       
   544 		} else {
       
   545 			network_step2();
       
   546 		}
       
   547 	} else {
       
   548 		network_step2();
       
   549 	}
       
   550 } elseif ( is_multisite() || network_domain_check() ) {
       
   551 	network_step2();
       
   552 } else {
       
   553 	network_step1();
       
   554 }
       
   555 ?>
       
   556 </div>
       
   557 
       
   558 <?php include( ABSPATH . 'wp-admin/admin-footer.php' ); ?>