WordPress/wp-admin/network.php

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<?php
/**
* Network settings administration panel.
*
* @since 3.0
*
* @package WordPress
* @subpackage Administration
*/
/** WordPress Administration Bootstrap */
require_once('./admin.php');
if ( ! is_super_admin() )
wp_die(__('You do not have sufficient permissions to manage options for this blog.'));
$title = __('Network Settings');
$parent_file = 'tools.php';
add_contextual_help($current_screen, __('<a href="http://codex.wordpress.org/Settings_Network_SubPanel" target="_blank">Network Settings</a>'));
include('./admin-header.php');
/*
This option panel does not save data to the options table.
It contains a multi-step process allowing the user to enable a network of WordPress sites.
*/
$dirs = array( substr( ABSPATH, 0, -1), ABSPATH . "wp-content" );
?>
<div class="wrap">
<?php screen_icon(); ?>
<h2><?php echo esc_html( $title ); ?></h2>
<form method="post" action="network.php">
<?php
function filestats( $err ) {
?>
<h2><?php esc_html_e('Server Summary'); ?></h2>
<p><?php _e('If you post a message to the WordPress support forum at <a target="_blank" href="http://wordpress.org/support/">http://wordpress.org/support/</a> then copy and paste the following information into your message:'); ?></p>
<blockquote style="background: #eee; border: 1px solid #333; padding: 5px;">
<br /><strong><?php echo __('ERROR:') . " $err"; ?></strong><br />
<?php
clearstatcache();
$files = array( "htaccess.dist", ".htaccess" );
$indent = '&nbsp;&nbsp;&nbsp;&nbsp;';
foreach ( (array) $files as $val ) {
$stats = @stat( $val );
if( $stats ) {
?>
<h2><?php echo esc_html( $val ); ?></h2>
<?php echo $indent . sprintf( __('uid/gid: %1$s/%2$s'), $stats[ 'uid' ], $stats[ 'gid' ] ); ?><br />
<?php echo $indent . sprintf( __('size: %s'), $stats['size'] ); ?><br/>
<?php echo $indent . sprintf( __('perms: %s'), substr( sprintf('%o', fileperms( $val ) ), -4 ) ); ?><br/>
<?php echo $indent . sprintf( __('readable: %s'), is_readable( $val ) ? __('yes') : __('no') ); ?><br/>
<?php echo $indent . sprintf( __('writeable: %s'), is_writeable( $val ) ? __('yes') : __('no') ); ?><br/>
<?php
} elseif( ! file_exists( $val ) ) {
?>
<h2><?php echo esc_html( $val ); ?></h2>
<?php echo $indent . sprintf( __('FILE NOT FOUND: %s'), $val ); ?><br/>
<?php
}
}
echo "</blockquote>";
}
function step2_htaccess() {
global $base;
// remove ending slash from $base and $url
$htaccess = '';
if( substr($base, -1 ) == '/') {
$base = substr($base, 0, -1);
}
$htaccess_sample = ABSPATH . 'wp-admin/includes/htaccess.ms';
if ( !file_exists( $htaccess_sample ) )
wp_die( sprintf( __('Sorry, I need a %s to work from. Please re-upload this file to your WordPress installation.'), $htaccess_sample ) );
$htaccess_file = file( $htaccess_sample );
$fp = @fopen( $htaccess_sample, "r" );
if( $fp ) {
while( !feof( $fp ) ) {
$htaccess .= fgets( $fp, 4096 );
}
fclose( $fp );
$htaccess_file = str_replace( "BASE", $base, $htaccess );
} else {
wp_die( sprintf( __('Sorry, I need to be able to read %s. Please check the permissions on this file.'), $htaccess_sample ) );
}
//@todo: check for super-cache in use
?>
<li><p><?php _e('Replace the contents of your <code>.htaccess</code> with the following:'); ?></p>
<textarea name="htaccess" cols="120" rows="20">
<?php echo $htaccess_file; ?>
</textarea>
</li>
<?php
}
function step1() {
$rewrite_enabled = false;
?>
<h2><?php esc_html_e('Installing Network of WordPress Sites'); ?></h2>
<p><?php _e('I will help you enable the features for creating a network of sites by asking you a few questions so that you can create configuration files and make a directory to store all your uploaded files.'); ?></p>
<h2><?php esc_html_e('What do I need?'); ?></h2>
<ul>
<li><?php _e( 'Access to your server to change directory permissions. This can be done through ssh or ftp for example.' ); ?></li>
<li><?php _e( 'A valid email where your password and administrative emails will be sent.' ); ?></li>
<li><?php _e( "Wildcard dns records if you're going to use the virtual host (sub-domain) functionality. Check the <a href='http://trac.mu.wordpress.org/browser/trunk/README.txt'>README</a> for further details."); ?></li>
</ul>
<?php
$mod_rewrite_msg = "\n<p>" . __( "If the <code>mod_rewrite</code> module 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>';
if ( function_exists( 'apache_get_modules' ) ) {
$modules = apache_get_modules();
if ( ! in_array( 'mod_rewrite', $modules ) )
echo '<p>' . __('<strong>Warning!</strong> It looks like mod_rewrite is not installed.') . '</p>' . $mod_rewrite_msg;
else
$rewrite_enabled = true;
} else {
echo '<p>' . __( 'Please make sure <code>mod_rewrite</code> is installed as it will be activated at the end of this install.' ) . '</p>' . $mod_rewrite_msg;
}
return $rewrite_enabled;
}
function printstep1form( $rewrite_enabled = false ) {
$weblog_title = sprintf( __('%s Sites'), ucfirst( get_option( 'blogname' ) ) );
$email = get_option( 'admin_email' );
$hostname = get_clean_basedomain();
if( substr( $hostname, 0, 4 ) == 'www.' )
$nowww = substr( $hostname, 4 );
wp_nonce_field( 'install-network-1' );
?>
<input type='hidden' name='action' value='step2' />
<h2><?php esc_html_e( 'Site Addresses' ); ?></h2>
<p><?php _e( 'Please choose whether you would like sites in your WordPress install to use sub-domains or sub-directories. You cannot change this later.' ); ?></p>
<?php if ( !$rewrite_enabled ) { ?>
<p><?php _e( '<strong>Note</strong> It looks like <code>mod_rewrite</code> is not installed.'); ?></p>
<?php } ?>
<p class="blog-address">
<label><input type='radio' name='vhost' value='yes'<?php if( $rewrite_enabled ) echo ' checked="checked"'; ?> /> <?php _e( 'Sub-domains (like <code>blog1.example.com</code>)' ); ?></label><br />
<label><input type='radio' name='vhost' value='no'<?php if( !$rewrite_enabled ) echo ' checked="checked"'; ?> /> <?php _e( 'Sub-directories (like <code>example.com/blog1</code>) '); ?></label>
</p>
<h2><?php esc_html_e( 'Server Address' ); ?></h2>
<?php if ( isset( $nowww ) ) { ?>
<h3><?php printf( __( 'We recommend you change your siteurl to <code>%1$s</code> before enabling the network feature. It will still be possible to visit your site using the "www" prefix with an address like <code>%2$s</code> but any links will not have the "www" prefix.' ), $nowww, $hostname ); ?></h3>
<?php } ?>
<table class="form-table">
<tr>
<th scope='row'><?php esc_html_e( 'Server Address' ); ?></th>
<td>
<p><?php printf( __( 'This will be the Internet address of your site: <strong><em>%s</em></strong>.' ), $hostname ); ?></p>
<input type='hidden' name='basedomain' value='<?php echo esc_attr( $hostname ); ?>' />
<p><?php _e( 'Do not use an IP address (like 127.0.0.1) or a single word hostname like <q>localhost</q> as your server address.' ); ?></p>
</td>
</tr>
</table>
<h2><?php esc_html_e( 'Site Details' ); ?></h2>
<table class="form-table">
<tr>
<th scope='row'><?php esc_html_e( 'Site&nbsp;Title' ); ?></th>
<td>
<input name='weblog_title' type='text' size='45' value='<?php echo esc_attr( $weblog_title ); ?>' />
<br /><?php _e( 'What would you like to call your site?' ); ?>
</td>
</tr>
<tr>
<th scope='row'><?php esc_html_e( 'Email' ); ?></th>
<td>
<input name='email' type='text' size='45' value='<?php echo esc_attr( $email ); ?>' />
<br /><?php _e( 'Your email address.' ); ?>
</td>
</tr>
</table>
<p class='submit'><input class="button" name='submit' type='submit' value='<?php esc_attr_e( 'Proceed' ); ?>' /></p>
<?php
}
function step2() {
?>
<h2><?php esc_html_e( 'Enabling WordPress Sites' ); ?></h2>
<p><?php _e( 'Complete the following steps to enable the features for creating a network of sites. <strong>Note:</strong> We recommend you make a backup copy of your existing <code>wp-config.php</code> and <code>.htaccess</code> files.' ); ?></p>
<ol>
<li><?php _e( 'Create a <code>blogs.dir</code> directory in your <code>wp-content</code> directory. This directory is used to stored uploaded media for your additional sites and must be writeable by the web server.' ); ?></li>
<?php step2_config(); ?>
<?php step2_htaccess(); ?>
</ol>
<?php
}
function step2_config() {
global $base, $wpdb, $vhost;
$vhost = stripslashes($_POST['vhost' ]);
$prefix = $wpdb->base_prefix;
$config_sample = ABSPATH . 'wp-admin/includes/wp-config.ms';
if ( !file_exists( $config_sample ) )
wp_die( sprintf( __( 'Sorry, I need a <code>%s</code> to work from. Please re-upload this file to your WordPress installation.' ), $config_sample ) );
$wp_config_file = file( $config_sample );
?>
<li><p><?php _e( 'Replace the contents of your <code>wp-config.php</code> with the following:' ); ?></p>
<textarea name="wp-config" cols="120" rows="20">
<?php
foreach ($wp_config_file as $line) {
switch ( trim( substr($line,0,16) ) ) {
case "define('DB_NAME'":
$output = str_replace("wordpress", DB_NAME, $line);
break;
case "define('DB_USER'":
$output = str_replace("username", DB_USER, $line);
break;
case "define('DB_PASSW":
$output = str_replace("password", DB_PASSWORD, $line);
break;
case "define('DB_HOST'":
$output = str_replace("localhost", DB_HOST, $line);
break;
case "define('VHOST',":
$output = str_replace("VHOSTSETTING", $vhost, $line);
break;
case '$table_prefix =':
$output = str_replace('wp_', $prefix, $line);
break;
case '$base = \'BASE\';':
$output = str_replace('BASE', $base, $line);
break;
case "define('DOMAIN_C":
$domain = get_clean_basedomain();
$output = str_replace("current_site_domain", $domain, $line);
break;
case "define('PATH_CUR":
$output = str_replace("current_site_path", $base, $line);
break;
case "define('AUTH_KEY":
case "define('AUTH_SAL":
case "define('LOGGED_I":
case "define('SECURE_A":
case "define('NONCE_KE":
$constant = substr( $line, 8, strpos( $line, "'", 9 ) - 8 );
if ( defined( $constant ) )
$hash = constant( $constant );
else
$hash = md5( mt_rand() ) . md5( mt_rand() );
$output = str_replace('put your unique phrase here', $hash, $line);
break;
default:
$output = $line;
break;
}
echo $output;
}
?>
</textarea>
</li>
<?php
}
function get_clean_basedomain() {
global $wpdb;
$domain = preg_replace( '|https?://|', '', get_option( 'siteurl') );
if( strpos( $domain, '/' ) )
$domain = substr( $domain, 0, strpos( $domain, '/' ) );
return $domain;
}
$action = isset($_POST[ 'action' ]) ? $_POST[ 'action' ] : null;
switch($action) {
case "step2":
check_admin_referer( 'install-network-1' );
// Install!
$base = stripslashes( dirname( dirname($_SERVER["SCRIPT_NAME"]) ) );
if( $base != "/")
$base .= "/";
require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
// create network tables
$domain = get_clean_basedomain();
install_network();
populate_network( 1, $domain, sanitize_email( $_POST[ 'email' ] ), $_POST[ 'weblog_title' ], $base, $_POST[ 'vhost' ] );
// create wp-config.php / htaccess
step2();
break;
default:
//@todo: give an informative screen instead
if ( is_multisite() ) {
_e('Network already enabled');
} else {
$rewrite_enabled = step1();
printstep1form($rewrite_enabled);
}
break;
}
?>
</form>
</div>
<?php include('./admin-footer.php'); ?>