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/wp-admin/setup-config.php

https://bitbucket.org/julianelve/vendor-wordpress
PHP | 295 lines | 205 code | 33 blank | 57 comment | 19 complexity | 71c1e9079a845e5bd16c4096bccb4ecd MD5 | raw file
  1<?php
  2/**
  3 * Retrieves and creates the wp-config.php file.
  4 *
  5 * The permissions for the base directory must allow for writing files in order
  6 * for the wp-config.php to be created using this page.
  7 *
  8 * @internal This file must be parsable by PHP4.
  9 *
 10 * @package WordPress
 11 * @subpackage Administration
 12 */
 13
 14/**
 15 * We are installing.
 16 *
 17 * @package WordPress
 18 */
 19define('WP_INSTALLING', true);
 20
 21/**
 22 * We are blissfully unaware of anything.
 23 */
 24define('WP_SETUP_CONFIG', true);
 25
 26/**
 27 * Disable error reporting
 28 *
 29 * Set this to error_reporting( E_ALL ) or error_reporting( E_ALL | E_STRICT ) for debugging
 30 */
 31error_reporting(0);
 32
 33/**#@+
 34 * These three defines are required to allow us to use require_wp_db() to load
 35 * the database class while being wp-content/db.php aware.
 36 * @ignore
 37 */
 38define('ABSPATH', dirname(dirname(__FILE__)).'/');
 39define('WPINC', 'wp-includes');
 40define('WP_CONTENT_DIR', ABSPATH . 'wp-content');
 41define('WP_DEBUG', false);
 42/**#@-*/
 43
 44require(ABSPATH . WPINC . '/load.php');
 45require(ABSPATH . WPINC . '/version.php');
 46
 47// Check for the required PHP version and for the MySQL extension or a database drop-in.
 48wp_check_php_mysql_versions();
 49
 50require_once(ABSPATH . WPINC . '/functions.php');
 51
 52// Also loads plugin.php, l10n.php, pomo/mo.php (all required by setup-config.php)
 53wp_load_translations_early();
 54
 55// Turn register_globals off.
 56wp_unregister_GLOBALS();
 57
 58require_once(ABSPATH . WPINC . '/compat.php');
 59require_once(ABSPATH . WPINC . '/class-wp-error.php');
 60require_once(ABSPATH . WPINC . '/formatting.php');
 61
 62// Add magic quotes and set up $_REQUEST ( $_GET + $_POST )
 63wp_magic_quotes();
 64
 65if ( ! file_exists( ABSPATH . 'wp-config-sample.php' ) )
 66	wp_die( __( 'Sorry, I need a wp-config-sample.php file to work from. Please re-upload this file from your WordPress installation.' ) );
 67
 68$config_file = file(ABSPATH . 'wp-config-sample.php');
 69
 70// Check if wp-config.php has been created
 71if ( file_exists( ABSPATH . 'wp-config.php' ) )
 72	wp_die( '<p>' . sprintf( __( "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>' );
 73
 74// Check if wp-config.php exists above the root directory but is not part of another install
 75if ( file_exists(ABSPATH . '../wp-config.php' ) && ! file_exists( ABSPATH . '../wp-settings.php' ) )
 76	wp_die( '<p>' . sprintf( __( "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='install.php'>installing now</a>."), 'install.php' ) . '</p>' );
 77
 78$step = isset( $_GET['step'] ) ? (int) $_GET['step'] : 0;
 79
 80/**
 81 * Display setup wp-config.php file header.
 82 *
 83 * @ignore
 84 * @since 2.3.0
 85 * @package WordPress
 86 * @subpackage Installer_WP_Config
 87 */
 88function setup_config_display_header() {
 89	global $wp_version;
 90
 91	header( 'Content-Type: text/html; charset=utf-8' );
 92?>
 93<!DOCTYPE html>
 94<html xmlns="http://www.w3.org/1999/xhtml"<?php if ( is_rtl() ) echo ' dir="rtl"'; ?>>
 95<head>
 96<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 97<title><?php _e( 'WordPress &rsaquo; Setup Configuration File' ); ?></title>
 98<link rel="stylesheet" href="css/install.css?ver=<?php echo preg_replace( '/[^0-9a-z\.-]/i', '', $wp_version ); ?>" type="text/css" />
 99<link rel="stylesheet" href="../wp-includes/css/buttons.css?ver=<?php echo preg_replace( '/[^0-9a-z\.-]/i', '', $wp_version ); ?>" type="text/css" />
100
101</head>
102<body class="wp-core-ui<?php if ( is_rtl() ) echo ' rtl'; ?>">
103<h1 id="logo"><a href="<?php esc_attr_e( 'http://wordpress.org/' ); ?>"><?php _e( 'WordPress' ); ?></a></h1>
104<?php
105} // end function setup_config_display_header();
106
107switch($step) {
108	case 0:
109		setup_config_display_header();
110?>
111
112<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>
113<ol>
114	<li><?php _e( 'Database name' ); ?></li>
115	<li><?php _e( 'Database username' ); ?></li>
116	<li><?php _e( 'Database password' ); ?></li>
117	<li><?php _e( 'Database host' ); ?></li>
118	<li><?php _e( 'Table prefix (if you want to run more than one WordPress in a single database)' ); ?></li>
119</ol>
120<p><strong><?php _e( "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 <code>wp-config-sample.php</code> in a text editor, fill in your information, and save it as <code>wp-config.php</code>." ); ?></strong></p>
121<p><?php _e( "In all likelihood, these items were supplied to you by your Web Host. If you do not have this information, then you will need to contact them before you can continue. If you&#8217;re all ready&hellip;" ); ?></p>
122
123<p class="step"><a href="setup-config.php?step=1<?php if ( isset( $_GET['noapi'] ) ) echo '&amp;noapi'; ?>" class="button button-large"><?php _e( 'Let&#8217;s go!' ); ?></a></p>
124<?php
125	break;
126
127	case 1:
128		setup_config_display_header();
129	?>
130<form method="post" action="setup-config.php?step=2">
131	<p><?php _e( "Below you should enter your database connection details. If you&#8217;re not sure about these, contact your host." ); ?></p>
132	<table class="form-table">
133		<tr>
134			<th scope="row"><label for="dbname"><?php _e( 'Database Name' ); ?></label></th>
135			<td><input name="dbname" id="dbname" type="text" size="25" value="wordpress" /></td>
136			<td><?php _e( 'The name of the database you want to run WP in.' ); ?></td>
137		</tr>
138		<tr>
139			<th scope="row"><label for="uname"><?php _e( 'User Name' ); ?></label></th>
140			<td><input name="uname" id="uname" type="text" size="25" value="<?php echo htmlspecialchars( _x( 'username', 'example username' ), ENT_QUOTES ); ?>" /></td>
141			<td><?php _e( 'Your MySQL username' ); ?></td>
142		</tr>
143		<tr>
144			<th scope="row"><label for="pwd"><?php _e( 'Password' ); ?></label></th>
145			<td><input name="pwd" id="pwd" type="text" size="25" value="<?php echo htmlspecialchars( _x( 'password', 'example password' ), ENT_QUOTES ); ?>" /></td>
146			<td><?php _e( '&hellip;and your MySQL password.' ); ?></td>
147		</tr>
148		<tr>
149			<th scope="row"><label for="dbhost"><?php _e( 'Database Host' ); ?></label></th>
150			<td><input name="dbhost" id="dbhost" type="text" size="25" value="localhost" /></td>
151			<td><?php _e( 'You should be able to get this info from your web host, if <code>localhost</code> does not work.' ); ?></td>
152		</tr>
153		<tr>
154			<th scope="row"><label for="prefix"><?php _e( 'Table Prefix' ); ?></label></th>
155			<td><input name="prefix" id="prefix" type="text" value="wp_" size="25" /></td>
156			<td><?php _e( 'If you want to run multiple WordPress installations in a single database, change this.' ); ?></td>
157		</tr>
158	</table>
159	<?php if ( isset( $_GET['noapi'] ) ) { ?><input name="noapi" type="hidden" value="1" /><?php } ?>
160	<p class="step"><input name="submit" type="submit" value="<?php echo htmlspecialchars( __( 'Submit' ), ENT_QUOTES ); ?>" class="button button-large" /></p>
161</form>
162<?php
163	break;
164
165	case 2:
166	foreach ( array( 'dbname', 'uname', 'pwd', 'dbhost', 'prefix' ) as $key )
167		$$key = trim( stripslashes( $_POST[ $key ] ) );
168
169	$tryagain_link = '</p><p class="step"><a href="setup-config.php?step=1" onclick="javascript:history.go(-1);return false;" class="button button-large">' . __( 'Try again' ) . '</a>';
170
171	if ( empty( $prefix ) )
172		wp_die( __( '<strong>ERROR</strong>: "Table Prefix" must not be empty.' . $tryagain_link ) );
173
174	// Validate $prefix: it can only contain letters, numbers and underscores.
175	if ( preg_match( '|[^a-z0-9_]|i', $prefix ) )
176		wp_die( __( '<strong>ERROR</strong>: "Table Prefix" can only contain numbers, letters, and underscores.' . $tryagain_link ) );
177
178	// Test the db connection.
179	/**#@+
180	 * @ignore
181	 */
182	define('DB_NAME', $dbname);
183	define('DB_USER', $uname);
184	define('DB_PASSWORD', $pwd);
185	define('DB_HOST', $dbhost);
186	/**#@-*/
187
188	// We'll fail here if the values are no good.
189	require_wp_db();
190	if ( ! empty( $wpdb->error ) )
191		wp_die( $wpdb->error->get_error_message() . $tryagain_link );
192
193	// Fetch or generate keys and salts.
194	$no_api = isset( $_POST['noapi'] );
195	if ( ! $no_api ) {
196		require_once( ABSPATH . WPINC . '/class-http.php' );
197		require_once( ABSPATH . WPINC . '/http.php' );
198		wp_fix_server_vars();
199		/**#@+
200		 * @ignore
201		 */
202		function get_bloginfo() {
203			return ( ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . str_replace( $_SERVER['PHP_SELF'], '/wp-admin/setup-config.php', '' ) );
204		}
205		/**#@-*/
206		$secret_keys = wp_remote_get( 'https://api.wordpress.org/secret-key/1.1/salt/' );
207	}
208
209	if ( $no_api || is_wp_error( $secret_keys ) ) {
210		$secret_keys = array();
211		require_once( ABSPATH . WPINC . '/pluggable.php' );
212		for ( $i = 0; $i < 8; $i++ ) {
213			$secret_keys[] = wp_generate_password( 64, true, true );
214		}
215	} else {
216		$secret_keys = explode( "\n", wp_remote_retrieve_body( $secret_keys ) );
217		foreach ( $secret_keys as $k => $v ) {
218			$secret_keys[$k] = substr( $v, 28, 64 );
219		}
220	}
221
222	$key = 0;
223	// Not a PHP5-style by-reference foreach, as this file must be parseable by PHP4.
224	foreach ( $config_file as $line_num => $line ) {
225		if ( '$table_prefix  =' == substr( $line, 0, 16 ) ) {
226			$config_file[ $line_num ] = '$table_prefix  = \'' . addcslashes( $prefix, "\\'" ) . "';\r\n";
227			continue;
228		}
229
230		if ( ! preg_match( '/^define\(\'([A-Z_]+)\',([ ]+)/', $line, $match ) )
231			continue;
232
233		$constant = $match[1];
234		$padding  = $match[2];
235
236		switch ( $constant ) {
237			case 'DB_NAME'     :
238			case 'DB_USER'     :
239			case 'DB_PASSWORD' :
240			case 'DB_HOST'     :
241				$config_file[ $line_num ] = "define('" . $constant . "'," . $padding . "'" . addcslashes( constant( $constant ), "\\'" ) . "');\r\n";
242				break;
243			case 'AUTH_KEY'         :
244			case 'SECURE_AUTH_KEY'  :
245			case 'LOGGED_IN_KEY'    :
246			case 'NONCE_KEY'        :
247			case 'AUTH_SALT'        :
248			case 'SECURE_AUTH_SALT' :
249			case 'LOGGED_IN_SALT'   :
250			case 'NONCE_SALT'       :
251				$config_file[ $line_num ] = "define('" . $constant . "'," . $padding . "'" . $secret_keys[$key++] . "');\r\n";
252				break;
253		}
254	}
255	unset( $line );
256
257	if ( ! is_writable(ABSPATH) ) :
258		setup_config_display_header();
259?>
260<p><?php _e( "Sorry, but I can&#8217;t write the <code>wp-config.php</code> file." ); ?></p>
261<p><?php _e( 'You can create the <code>wp-config.php</code> manually and paste the following text into it.' ); ?></p>
262<textarea id="wp-config" cols="98" rows="15" class="code" readonly="readonly"><?php
263		foreach( $config_file as $line ) {
264			echo htmlentities($line, ENT_COMPAT, 'UTF-8');
265		}
266?></textarea>
267<p><?php _e( 'After you&#8217;ve done that, click &#8220;Run the install.&#8221;' ); ?></p>
268<p class="step"><a href="install.php" class="button button-large"><?php _e( 'Run the install' ); ?></a></p>
269<script>
270(function(){
271var el=document.getElementById('wp-config');
272el.focus();
273el.select();
274})();
275</script>
276<?php
277	else :
278		$handle = fopen(ABSPATH . 'wp-config.php', 'w');
279		foreach( $config_file as $line ) {
280			fwrite($handle, $line);
281		}
282		fclose($handle);
283		chmod(ABSPATH . 'wp-config.php', 0666);
284		setup_config_display_header();
285?>
286<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>
287
288<p class="step"><a href="install.php" class="button button-large"><?php _e( 'Run the install' ); ?></a></p>
289<?php
290	endif;
291	break;
292}
293?>
294</body>
295</html>