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< ? php
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/**
* WordPress Installer
*
* @ package WordPress
* @ subpackage Administration
*/
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// Sanity check.
if ( false ) {
?>
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<! DOCTYPE html >
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< html xmlns = " http://www.w3.org/1999/xhtml " >
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< head >
< meta http - equiv = " Content-Type " content = " text/html; charset=utf-8 " />
< title > Error : PHP is not running </ title >
</ head >
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< body class = " wp-core-ui " >
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< h1 id = " logo " >< a href = " https://wordpress.org/ " > WordPress </ a ></ h1 >
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< h2 > Error : PHP is not running </ h2 >
< p > WordPress requires that your web server is running PHP . Your server does not have PHP installed , or PHP is turned off .</ p >
</ body >
</ html >
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< ? php
}
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/**
* We are installing WordPress .
*
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* @ since 1.5 . 1
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* @ var bool
*/
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define ( 'WP_INSTALLING' , true );
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/** Load WordPress Bootstrap */
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require_once ( dirname ( dirname ( __FILE__ ) ) . '/wp-load.php' );
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/** Load WordPress Administration Upgrade API */
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require_once ( ABSPATH . 'wp-admin/includes/upgrade.php' );
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/** Load wpdb */
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require_once ( ABSPATH . WPINC . '/wp-db.php' );
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nocache_headers ();
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$step = isset ( $_GET [ 'step' ] ) ? ( int ) $_GET [ 'step' ] : 0 ;
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/**
* Display install header .
*
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* @ since 2.5 . 0
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*/
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function display_header ( $body_classes = '' ) {
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header ( 'Content-Type: text/html; charset=utf-8' );
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if ( is_rtl () ) {
$body_classes .= 'rtl' ;
}
if ( $body_classes ) {
$body_classes = ' ' . $body_classes ;
}
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?>
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<! DOCTYPE html >
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< html xmlns = " http://www.w3.org/1999/xhtml " < ? php language_attributes (); ?> >
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< head >
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< meta name = " viewport " content = " width=device-width " />
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< meta http - equiv = " Content-Type " content = " text/html; charset=utf-8 " />
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< title >< ? php _e ( 'WordPress › Installation' ); ?> </title>
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< ? php
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wp_admin_css ( 'install' , true );
?>
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</ head >
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< body class = " wp-core-ui<?php echo $body_classes ?> " >
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< h1 id = " logo " >< a href = " <?php echo esc_url( __( 'https://wordpress.org/' ) ); ?> " tabindex = " -1 " >< ? php _e ( 'WordPress' ); ?> </a></h1>
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< ? php
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} // end display_header()
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/**
* Display installer setup form .
*
* @ since 2.8 . 0
*/
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function display_setup_form ( $error = null ) {
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global $wpdb ;
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$sql = $wpdb -> prepare ( " SHOW TABLES LIKE %s " , $wpdb -> esc_like ( $wpdb -> users ) );
$user_table = ( $wpdb -> get_var ( $sql ) != null );
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// Ensure that Blogs appear in search engines by default.
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$blog_public = 1 ;
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if ( isset ( $_POST [ 'weblog_title' ] ) ) {
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$blog_public = isset ( $_POST [ 'blog_public' ] );
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}
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$weblog_title = isset ( $_POST [ 'weblog_title' ] ) ? trim ( wp_unslash ( $_POST [ 'weblog_title' ] ) ) : '' ;
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$user_name = isset ( $_POST [ 'user_name' ]) ? trim ( wp_unslash ( $_POST [ 'user_name' ] ) ) : '' ;
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$admin_email = isset ( $_POST [ 'admin_email' ] ) ? trim ( wp_unslash ( $_POST [ 'admin_email' ] ) ) : '' ;
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if ( ! is_null ( $error ) ) {
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?>
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< p class = " message " >< ? php echo $error ; ?> </p>
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< ? php } ?>
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< form id = " setup " method = " post " action = " install.php?step=2 " novalidate = " novalidate " >
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< table class = " form-table " >
< tr >
< th scope = " row " >< label for = " weblog_title " >< ? php _e ( 'Site Title' ); ?> </label></th>
< td >< input name = " weblog_title " type = " text " id = " weblog_title " size = " 25 " value = " <?php echo esc_attr( $weblog_title ); ?> " /></ td >
</ tr >
< tr >
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< th scope = " row " >< label for = " user_login " >< ? php _e ( 'Username' ); ?> </label></th>
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< td >
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< ? php
if ( $user_table ) {
_e ( 'User(s) already exists.' );
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echo '<input name="user_name" type="hidden" value="admin" />' ;
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} else {
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?> <input name="user_name" type="text" id="user_login" size="25" value="<?php echo esc_attr( sanitize_user( $user_name, true ) ); ?>" />
< p >< ? php _e ( 'Usernames can have only alphanumeric characters, spaces, underscores, hyphens, periods and the @ symbol.' ); ?> </p>
< ? php
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} ?>
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</ td >
</ tr >
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< ? php if ( ! $user_table ) : ?>
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< tr >
< th scope = " row " >
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< label for = " pass1 " >< ? php _e ( 'Password, twice' ); ?> </label>
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< p >< ? php _e ( 'A password will be automatically generated for you if you leave this blank.' ); ?> </p>
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</ th >
< td >
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< input name = " admin_password " type = " password " id = " pass1 " size = " 25 " value = " " />
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< p >< input name = " admin_password2 " type = " password " id = " pass2 " size = " 25 " value = " " /></ p >
< div id = " pass-strength-result " >< ? php _e ( 'Strength indicator' ); ?> </div>
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< p >< ? php _e ( 'Hint: The password should be at least seven characters long. To make it stronger, use upper and lower case letters, numbers, and symbols like ! " ? $ % ^ & ).' ); ?> </p>
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</ td >
</ tr >
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< ? php endif ; ?>
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< tr >
< th scope = " row " >< label for = " admin_email " >< ? php _e ( 'Your E-mail' ); ?> </label></th>
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< td >< input name = " admin_email " type = " email " id = " admin_email " size = " 25 " value = " <?php echo esc_attr( $admin_email ); ?> " />
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< p >< ? php _e ( 'Double-check your email address before continuing.' ); ?> </p></td>
</ tr >
< tr >
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< th scope = " row " >< label for = " blog_public " >< ? php _e ( 'Privacy' ); ?> </label></th>
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< td colspan = " 2 " >< label >< input type = " checkbox " name = " blog_public " id = " blog_public " value = " 1 " < ? php checked ( $blog_public ); ?> /> <?php _e( 'Allow search engines to index this site.' ); ?></label></td>
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</ tr >
</ table >
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< p class = " step " >< input type = " submit " name = " Submit " value = " <?php esc_attr_e( 'Install WordPress' ); ?> " class = " button button-large " /></ p >
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< input type = " hidden " name = " language " value = " <?php echo isset( $_REQUEST['language'] ) ? esc_attr( $_REQUEST['language'] ) : ''; ?> " />
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</ form >
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< ? php
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} // end display_setup_form()
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// Let's check to make sure WP isn't already installed.
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if ( is_blog_installed () ) {
display_header ();
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die ( '<h1>' . __ ( 'Already Installed' ) . '</h1><p>' . __ ( 'You appear to have already installed WordPress. To reinstall please clear your old database tables first.' ) . '</p><p class="step"><a href="../wp-login.php" class="button button-large">' . __ ( 'Log In' ) . '</a></p></body></html>' );
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}
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$php_version = phpversion ();
$mysql_version = $wpdb -> db_version ();
$php_compat = version_compare ( $php_version , $required_php_version , '>=' );
$mysql_compat = version_compare ( $mysql_version , $required_mysql_version , '>=' ) || file_exists ( WP_CONTENT_DIR . '/db.php' );
if ( ! $mysql_compat && ! $php_compat )
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$compat = sprintf ( __ ( 'You cannot install because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.' ), $wp_version , $required_php_version , $required_mysql_version , $php_version , $mysql_version );
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elseif ( ! $php_compat )
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$compat = sprintf ( __ ( 'You cannot install because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires PHP version %2$s or higher. You are running version %3$s.' ), $wp_version , $required_php_version , $php_version );
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elseif ( ! $mysql_compat )
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$compat = sprintf ( __ ( 'You cannot install because <a href="http://codex.wordpress.org/Version_%1$s">WordPress %1$s</a> requires MySQL version %2$s or higher. You are running version %3$s.' ), $wp_version , $required_mysql_version , $mysql_version );
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if ( ! $mysql_compat || ! $php_compat ) {
display_header ();
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die ( '<h1>' . __ ( 'Insufficient Requirements' ) . '</h1><p>' . $compat . '</p></body></html>' );
}
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if ( ! is_string ( $wpdb -> base_prefix ) || '' === $wpdb -> base_prefix ) {
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display_header ();
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die ( '<h1>' . __ ( 'Configuration Error' ) . '</h1><p>' . __ ( 'Your <code>wp-config.php</code> file has an empty database table prefix, which is not supported.' ) . '</p></body></html>' );
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}
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switch ( $step ) {
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case 0 : // Step 0
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if ( empty ( $_GET [ 'language' ] ) && ( $languages = wp_get_available_translations_from_api () ) ) {
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display_header ( 'language-chooser' );
echo '<form id="setup" method="post" action="?step=1">' ;
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wp_install_language_form ( $languages );
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echo '</form>' ;
break ;
}
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// Deliberately fall through if we can't reach the translations API.
case 1 : // Step 1, direct link or from language chooser.
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if ( ! empty ( $_REQUEST [ 'language' ] ) ) {
$loaded_language = wp_install_download_language_pack ( $_REQUEST [ 'language' ] );
if ( $loaded_language ) {
wp_install_load_language ( $loaded_language );
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}
}
display_header ();
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?>
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< h1 >< ? php _ex ( 'Welcome' , 'Howdy' ); ?> </h1>
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< p >< ? php __ ( 'Welcome to the famous five-minute WordPress installation process! Just fill in the information below and you’ll be on your way to using the most extendable and powerful personal publishing platform in the world.' ); ?> </p>
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< h1 >< ? php _e ( 'Information needed' ); ?> </h1>
< p >< ? php _e ( 'Please provide the following information. Don’t worry, you can always change these settings later.' ); ?> </p>
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< ? php
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display_setup_form ();
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break ;
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case 2 :
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if ( ! empty ( $_REQUEST [ 'language' ] ) ) {
$loaded_language = wp_install_load_language ( $_REQUEST [ 'language' ] );
} else {
$loaded_language = 'en_US' ;
}
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if ( ! empty ( $wpdb -> error ) )
wp_die ( $wpdb -> error -> get_error_message () );
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display_header ();
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// Fill in the data we gathered
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$weblog_title = isset ( $_POST [ 'weblog_title' ] ) ? trim ( wp_unslash ( $_POST [ 'weblog_title' ] ) ) : '' ;
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$user_name = isset ( $_POST [ 'user_name' ]) ? trim ( wp_unslash ( $_POST [ 'user_name' ] ) ) : '' ;
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$admin_password = isset ( $_POST [ 'admin_password' ]) ? wp_unslash ( $_POST [ 'admin_password' ] ) : '' ;
$admin_password_check = isset ( $_POST [ 'admin_password2' ]) ? wp_unslash ( $_POST [ 'admin_password2' ] ) : '' ;
$admin_email = isset ( $_POST [ 'admin_email' ] ) ? trim ( wp_unslash ( $_POST [ 'admin_email' ] ) ) : '' ;
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$public = isset ( $_POST [ 'blog_public' ] ) ? ( int ) $_POST [ 'blog_public' ] : 0 ;
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// Check e-mail address.
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$error = false ;
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if ( empty ( $user_name ) ) {
// TODO: poka-yoke
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display_setup_form ( __ ( 'Please provide a valid username.' ) );
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$error = true ;
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} elseif ( $user_name != sanitize_user ( $user_name , true ) ) {
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display_setup_form ( __ ( 'The username you provided has invalid characters.' ) );
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$error = true ;
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} elseif ( $admin_password != $admin_password_check ) {
// TODO: poka-yoke
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display_setup_form ( __ ( 'Your passwords do not match. Please try again.' ) );
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$error = true ;
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} else if ( empty ( $admin_email ) ) {
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// TODO: poka-yoke
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display_setup_form ( __ ( 'You must provide an email address.' ) );
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$error = true ;
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} elseif ( ! is_email ( $admin_email ) ) {
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// TODO: poka-yoke
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display_setup_form ( __ ( 'Sorry, that isn’t a valid email address. Email addresses look like <code>username@example.com</code>.' ) );
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$error = true ;
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}
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if ( $error === false ) {
$wpdb -> show_errors ();
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$result = wp_install ( $weblog_title , $user_name , $admin_email , $public , '' , wp_slash ( $admin_password ), $loaded_language );
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?>
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< h1 >< ? php _e ( 'Success!' ); ?> </h1>
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< p >< ? php _e ( 'WordPress has been installed. Were you expecting more steps? Sorry to disappoint.' ); ?> </p>
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< table class = " form-table install-success " >
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< tr >
< th >< ? php _e ( 'Username' ); ?> </th>
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< td >< ? php echo esc_html ( sanitize_user ( $user_name , true ) ); ?> </td>
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</ tr >
< tr >
< th >< ? php _e ( 'Password' ); ?> </th>
< td >< ? php
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if ( ! empty ( $result [ 'password' ] ) && empty ( $admin_password_check ) ) : ?>
< code >< ? php echo esc_html ( $result [ 'password' ] ) ?> </code><br />
< ? php endif ?>
< p >< ? php echo $result [ 'password_message' ] ?> </p>
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</ td >
</ tr >
</ table >
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< p class = " step " >< a href = " ../wp-login.php " class = " button button-large " >< ? php _e ( 'Log In' ); ?> </a></p>
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< ? php
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}
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break ;
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}
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if ( ! wp_is_mobile () ) {
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?>
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< script type = " text/javascript " > var t = document . getElementById ( 'weblog_title' ); if ( t ){ t . focus (); } </ script >
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< ? php } ?>
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< ? php wp_print_scripts ( 'user-profile' ); ?>
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< ? php wp_print_scripts ( 'language-chooser' ); ?>
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</ body >
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</ html >
