Permalink
416 lines (371 sloc) 14.7 KB
<?php
/**
* Retrieves and creates the wp-config.php file.
*
* The permissions for the base directory must allow for writing files in order
* for the wp-config.php to be created using this page.
*
* @internal This file must be parsable by PHP4.
*
* @package WordPress
* @subpackage Administration
*/
/**
* We are installing.
*/
define('WP_INSTALLING', true);
/**
* We are blissfully unaware of anything.
*/
define('WP_SETUP_CONFIG', true);
/**
* Disable error reporting
*
* Set this to error_reporting( -1 ) for debugging
*/
error_reporting(0);
if ( ! defined( 'ABSPATH' ) ) {
define( 'ABSPATH', dirname( dirname( __FILE__ ) ) . '/' );
}
require( ABSPATH . 'wp-settings.php' );
/** Load WordPress Administration Upgrade API */
require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
/** Load WordPress Translation Install API */
require_once( ABSPATH . 'wp-admin/includes/translation-install.php' );
nocache_headers();
// Support wp-config-sample.php one level up, for the develop repo.
if ( file_exists( ABSPATH . 'wp-config-sample.php' ) )
$config_file = file( ABSPATH . 'wp-config-sample.php' );
elseif ( file_exists( dirname( ABSPATH ) . '/wp-config-sample.php' ) )
$config_file = file( dirname( ABSPATH ) . '/wp-config-sample.php' );
else
wp_die( __( 'Sorry, I need a wp-config-sample.php file to work from. Please re-upload this file to your WordPress installation.' ) );
// Check if wp-config.php has been created
if ( file_exists( ABSPATH . 'wp-config.php' ) )
wp_die( '<p>' . sprintf(
/* translators: %s: install.php */
__( "The file 'wp-config.php' already exists. If you need to reset any of the configuration items in this file, please delete it first. You may try <a href='%s'>installing now</a>." ),
'install.php'
) . '</p>'
);
// Check if wp-config.php exists above the root directory but is not part of another install
if ( @file_exists( ABSPATH . '../wp-config.php' ) && ! @file_exists( ABSPATH . '../wp-settings.php' ) ) {
wp_die( '<p>' . sprintf(
/* translators: %s: install.php */
__( "The file 'wp-config.php' already exists one level above your WordPress installation. If you need to reset any of the configuration items in this file, please delete it first. You may try <a href='%s'>installing now</a>." ),
'install.php'
) . '</p>'
);
}
$step = isset( $_GET['step'] ) ? (int) $_GET['step'] : -1;
/**
* Display setup wp-config.php file header.
*
* @ignore
* @since 2.3.0
*
* @global string $wp_local_package
* @global WP_Locale $wp_locale
*
* @param string|array $body_classes
*/
function setup_config_display_header( $body_classes = array() ) {
$body_classes = (array) $body_classes;
$body_classes[] = 'wp-core-ui';
if ( is_rtl() ) {
$body_classes[] = 'rtl';
}
header( 'Content-Type: text/html; charset=utf-8' );
?>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml"<?php if ( is_rtl() ) echo ' dir="rtl"'; ?>>
<head>
<meta name="viewport" content="width=device-width" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="robots" content="noindex,nofollow" />
<title><?php _e( 'WordPress &rsaquo; Setup Configuration File' ); ?></title>
<?php wp_admin_css( 'install', true ); ?>
</head>
<body class="<?php echo implode( ' ', $body_classes ); ?>">
<p id="logo"><a href="<?php echo esc_url( __( 'https://wordpress.org/' ) ); ?>" tabindex="-1"><?php _e( 'WordPress' ); ?></a></p>
<?php
} // end function setup_config_display_header();
$language = '';
if ( ! empty( $_REQUEST['language'] ) ) {
$language = preg_replace( '/[^a-zA-Z_]/', '', $_REQUEST['language'] );
} elseif ( isset( $GLOBALS['wp_local_package'] ) ) {
$language = $GLOBALS['wp_local_package'];
}
switch($step) {
case -1:
if ( wp_can_install_language_pack() && empty( $language ) && ( $languages = wp_get_available_translations() ) ) {
setup_config_display_header( 'language-chooser' );
echo '<h1 class="screen-reader-text">Select a default language</h1>';
echo '<form id="setup" method="post" action="?step=0">';
wp_install_language_form( $languages );
echo '</form>';
break;
}
// Deliberately fall through if we can't reach the translations API.
case 0:
if ( ! empty( $language ) ) {
$loaded_language = wp_download_language_pack( $language );
if ( $loaded_language ) {
load_default_textdomain( $loaded_language );
$GLOBALS['wp_locale'] = new WP_Locale();
}
}
setup_config_display_header();
$step_1 = 'setup-config.php?step=1';
if ( isset( $_REQUEST['noapi'] ) ) {
$step_1 .= '&amp;noapi';
}
if ( ! empty( $loaded_language ) ) {
$step_1 .= '&amp;language=' . $loaded_language;
}
?>
<h1 class="screen-reader-text"><?php _e( 'Before getting started' ) ?></h1>
<p><?php _e( 'Welcome to WordPress. Before getting started, we need some information on the database. You will need to know the following items before proceeding.' ) ?></p>
<ol>
<li><?php _e( 'Database name' ); ?></li>
<li><?php _e( 'Database username' ); ?></li>
<li><?php _e( 'Database password' ); ?></li>
<li><?php _e( 'Database host' ); ?></li>
<li><?php _e( 'Table prefix (if you want to run more than one WordPress in a single database)' ); ?></li>
</ol>
<p><?php
/* translators: %s: wp-config.php */
printf( __( 'We&#8217;re going to use this information to create a %s file.' ),
'<code>wp-config.php</code>'
);
?>
<strong><?php
/* translators: 1: wp-config-sample.php, 2: wp-config.php */
printf( __( 'If for any reason this automatic file creation doesn&#8217;t work, don&#8217;t worry. All this does is fill in the database information to a configuration file. You may also simply open %1$s in a text editor, fill in your information, and save it as %2$s.' ),
'<code>wp-config-sample.php</code>',
'<code>wp-config.php</code>'
);
?></strong>
<?php
/* translators: %s: Codex URL */
printf( __( 'Need more help? <a href="%s">We got it</a>.' ),
__( 'https://codex.wordpress.org/Editing_wp-config.php' )
);
?></p>
<p><?php _e( 'In all likelihood, these items were supplied to you by your Web Host. If you don&#8217;t have this information, then you will need to contact them before you can continue. If you&#8217;re all ready&hellip;' ); ?></p>
<p class="step"><a href="<?php echo $step_1; ?>" class="button button-large"><?php _e( 'Let&#8217;s go!' ); ?></a></p>
<?php
break;
case 1:
load_default_textdomain( $language );
$GLOBALS['wp_locale'] = new WP_Locale();
setup_config_display_header();
?>
<h1 class="screen-reader-text"><?php _e( 'Set up your database connection' ) ?></h1>
<form method="post" action="setup-config.php?step=2">
<p><?php _e( 'Below you should enter your database connection details. If you&#8217;re not sure about these, contact your host.' ); ?></p>
<table class="form-table">
<tr>
<th scope="row"><label for="dbname"><?php _e( 'Database Name' ); ?></label></th>
<td><input name="dbname" id="dbname" type="text" size="25" value="wordpress" /></td>
<td><?php _e( 'The name of the database you want to use with WordPress.' ); ?></td>
</tr>
<tr>
<th scope="row"><label for="uname"><?php _e( 'Username' ); ?></label></th>
<td><input name="uname" id="uname" type="text" size="25" value="<?php echo htmlspecialchars( _x( 'username', 'example username' ), ENT_QUOTES ); ?>" /></td>
<td><?php _e( 'Your database username.' ); ?></td>
</tr>
<tr>
<th scope="row"><label for="pwd"><?php _e( 'Password' ); ?></label></th>
<td><input name="pwd" id="pwd" type="text" size="25" value="<?php echo htmlspecialchars( _x( 'password', 'example password' ), ENT_QUOTES ); ?>" autocomplete="off" /></td>
<td><?php _e( 'Your database password.' ); ?></td>
</tr>
<tr>
<th scope="row"><label for="dbhost"><?php _e( 'Database Host' ); ?></label></th>
<td><input name="dbhost" id="dbhost" type="text" size="25" value="localhost" /></td>
<td><?php
/* translators: %s: localhost */
printf( __( 'You should be able to get this info from your web host, if %s doesn&#8217;t work.' ),'<code>localhost</code>' );
?></td>
</tr>
<tr>
<th scope="row"><label for="prefix"><?php _e( 'Table Prefix' ); ?></label></th>
<td><input name="prefix" id="prefix" type="text" value="wp_" size="25" /></td>
<td><?php _e( 'If you want to run multiple WordPress installations in a single database, change this.' ); ?></td>
</tr>
</table>
<?php if ( isset( $_GET['noapi'] ) ) { ?><input name="noapi" type="hidden" value="1" /><?php } ?>
<input type="hidden" name="language" value="<?php echo esc_attr( $language ); ?>" />
<p class="step"><input name="submit" type="submit" value="<?php echo htmlspecialchars( __( 'Submit' ), ENT_QUOTES ); ?>" class="button button-large" /></p>
</form>
<?php
break;
case 2:
load_default_textdomain( $language );
$GLOBALS['wp_locale'] = new WP_Locale();
$dbname = trim( wp_unslash( $_POST[ 'dbname' ] ) );
$uname = trim( wp_unslash( $_POST[ 'uname' ] ) );
$pwd = trim( wp_unslash( $_POST[ 'pwd' ] ) );
$dbhost = trim( wp_unslash( $_POST[ 'dbhost' ] ) );
$prefix = trim( wp_unslash( $_POST[ 'prefix' ] ) );
$step_1 = 'setup-config.php?step=1';
$install = 'install.php';
if ( isset( $_REQUEST['noapi'] ) ) {
$step_1 .= '&amp;noapi';
}
if ( ! empty( $language ) ) {
$step_1 .= '&amp;language=' . $language;
$install .= '?language=' . $language;
} else {
$install .= '?language=en_US';
}
$tryagain_link = '</p><p class="step"><a href="' . $step_1 . '" onclick="javascript:history.go(-1);return false;" class="button button-large">' . __( 'Try again' ) . '</a>';
if ( empty( $prefix ) )
wp_die( __( '<strong>ERROR</strong>: "Table Prefix" must not be empty.' . $tryagain_link ) );
// Validate $prefix: it can only contain letters, numbers and underscores.
if ( preg_match( '|[^a-z0-9_]|i', $prefix ) )
wp_die( __( '<strong>ERROR</strong>: "Table Prefix" can only contain numbers, letters, and underscores.' . $tryagain_link ) );
// Test the db connection.
/**#@+
* @ignore
*/
define('DB_NAME', $dbname);
define('DB_USER', $uname);
define('DB_PASSWORD', $pwd);
define('DB_HOST', $dbhost);
/**#@-*/
// Re-construct $wpdb with these new values.
unset( $wpdb );
require_wp_db();
/*
* The wpdb constructor bails when WP_SETUP_CONFIG is set, so we must
* fire this manually. We'll fail here if the values are no good.
*/
$wpdb->db_connect();
if ( ! empty( $wpdb->error ) )
wp_die( $wpdb->error->get_error_message() . $tryagain_link );
$wpdb->query( "SELECT $prefix" );
if ( ! $wpdb->last_error ) {
// MySQL was able to parse the prefix as a value, which we don't want. Bail.
wp_die( __( '<strong>ERROR</strong>: "Table Prefix" is invalid.' ) );
}
// Generate keys and salts using secure CSPRNG; fallback to API if enabled; further fallback to original wp_generate_password().
try {
$chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()-_ []{}<>~`+=,.;:/?|';
$max = strlen($chars) - 1;
for ( $i = 0; $i < 8; $i++ ) {
$key = '';
for ( $j = 0; $j < 64; $j++ ) {
$key .= substr( $chars, random_int( 0, $max ), 1 );
}
$secret_keys[] = $key;
}
} catch ( Exception $ex ) {
$no_api = isset( $_POST['noapi'] );
if ( ! $no_api ) {
$secret_keys = wp_remote_get( 'https://api.wordpress.org/secret-key/1.1/salt/' );
}
if ( $no_api || is_wp_error( $secret_keys ) ) {
$secret_keys = array();
for ( $i = 0; $i < 8; $i++ ) {
$secret_keys[] = wp_generate_password( 64, true, true );
}
} else {
$secret_keys = explode( "\n", wp_remote_retrieve_body( $secret_keys ) );
foreach ( $secret_keys as $k => $v ) {
$secret_keys[$k] = substr( $v, 28, 64 );
}
}
}
$key = 0;
// Not a PHP5-style by-reference foreach, as this file must be parseable by PHP4.
foreach ( $config_file as $line_num => $line ) {
if ( '$table_prefix =' == substr( $line, 0, 16 ) ) {
$config_file[ $line_num ] = '$table_prefix = \'' . addcslashes( $prefix, "\\'" ) . "';\r\n";
continue;
}
if ( ! preg_match( '/^define\(\'([A-Z_]+)\',([ ]+)/', $line, $match ) )
continue;
$constant = $match[1];
$padding = $match[2];
switch ( $constant ) {
case 'DB_NAME' :
case 'DB_USER' :
case 'DB_PASSWORD' :
case 'DB_HOST' :
$config_file[ $line_num ] = "define('" . $constant . "'," . $padding . "'" . addcslashes( constant( $constant ), "\\'" ) . "');\r\n";
break;
case 'DB_CHARSET' :
if ( 'utf8mb4' === $wpdb->charset || ( ! $wpdb->charset && $wpdb->has_cap( 'utf8mb4' ) ) ) {
$config_file[ $line_num ] = "define('" . $constant . "'," . $padding . "'utf8mb4');\r\n";
}
break;
case 'AUTH_KEY' :
case 'SECURE_AUTH_KEY' :
case 'LOGGED_IN_KEY' :
case 'NONCE_KEY' :
case 'AUTH_SALT' :
case 'SECURE_AUTH_SALT' :
case 'LOGGED_IN_SALT' :
case 'NONCE_SALT' :
$config_file[ $line_num ] = "define('" . $constant . "'," . $padding . "'" . $secret_keys[$key++] . "');\r\n";
break;
}
}
unset( $line );
if ( ! is_writable(ABSPATH) ) :
setup_config_display_header();
?>
<p><?php
/* translators: %s: wp-config.php */
printf( __( 'Sorry, but I can&#8217;t write the %s file.' ), '<code>wp-config.php</code>' );
?></p>
<p><?php
/* translators: %s: wp-config.php */
printf( __( 'You can create the %s manually and paste the following text into it.' ), '<code>wp-config.php</code>' );
?></p>
<textarea id="wp-config" cols="98" rows="15" class="code" readonly="readonly"><?php
foreach ( $config_file as $line ) {
echo htmlentities($line, ENT_COMPAT, 'UTF-8');
}
?></textarea>
<p><?php _e( 'After you&#8217;ve done that, click &#8220;Run the install.&#8221;' ); ?></p>
<p class="step"><a href="<?php echo $install; ?>" class="button button-large"><?php _e( 'Run the install' ); ?></a></p>
<script>
(function(){
if ( ! /iPad|iPod|iPhone/.test( navigator.userAgent ) ) {
var el = document.getElementById('wp-config');
el.focus();
el.select();
}
})();
</script>
<?php
else :
/*
* If this file doesn't exist, then we are using the wp-config-sample.php
* file one level up, which is for the develop repo.
*/
if ( file_exists( ABSPATH . 'wp-config-sample.php' ) )
$path_to_wp_config = ABSPATH . 'wp-config.php';
else
$path_to_wp_config = dirname( ABSPATH ) . '/wp-config.php';
$handle = fopen( $path_to_wp_config, 'w' );
foreach ( $config_file as $line ) {
fwrite( $handle, $line );
}
fclose( $handle );
chmod( $path_to_wp_config, 0666 );
setup_config_display_header();
?>
<h1 class="screen-reader-text"><?php _e( 'Successful database connection' ) ?></h1>
<p><?php _e( 'All right, sparky! You&#8217;ve made it through this part of the installation. WordPress can now communicate with your database. If you are ready, time now to&hellip;' ); ?></p>
<p class="step"><a href="<?php echo $install; ?>" class="button button-large"><?php _e( 'Run the install' ); ?></a></p>
<?php
endif;
break;
}
?>
<?php wp_print_scripts( 'language-chooser' ); ?>
</body>
</html>