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/wp-admin/ -> setup-config.php (source)

   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   */
  19  define('WP_INSTALLING', true);
  20  
  21  /**
  22   * We are blissfully unaware of anything.
  23   */
  24  define('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   */
  31  error_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   */
  38  define('ABSPATH', dirname(dirname(__FILE__)).'/');
  39  define('WPINC', 'wp-includes');
  40  define('WP_CONTENT_DIR', ABSPATH . 'wp-content');
  41  define('WP_DEBUG', false);
  42  /**#@-*/
  43  
  44  require(ABSPATH . WPINC . '/load.php');
  45  require(ABSPATH . WPINC . '/version.php');
  46  
  47  // Also loads functions.php, plugin.php, l10n.php, pomo/mo.php (all required by setup-config.php)
  48  wp_load_translations_early();
  49  
  50  // Check for the required PHP version and for the MySQL extension or a database drop-in.
  51  wp_check_php_mysql_versions();
  52  
  53  // Turn register_globals off.
  54  wp_unregister_GLOBALS();
  55  
  56  require_once(ABSPATH . WPINC . '/compat.php');
  57  require_once(ABSPATH . WPINC . '/class-wp-error.php');
  58  require_once(ABSPATH . WPINC . '/formatting.php');
  59  
  60  // Add magic quotes and set up $_REQUEST ( $_GET + $_POST )
  61  wp_magic_quotes();
  62  
  63  if ( ! file_exists( ABSPATH . 'wp-config-sample.php' ) )
  64      wp_die( __( 'Sorry, I need a wp-config-sample.php file to work from. Please re-upload this file from your WordPress installation.' ) );
  65  
  66  $config_file = file(ABSPATH . 'wp-config-sample.php');
  67  
  68  // Check if wp-config.php has been created
  69  if ( file_exists( ABSPATH . 'wp-config.php' ) )
  70      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>' );
  71  
  72  // Check if wp-config.php exists above the root directory but is not part of another install
  73  if ( file_exists(ABSPATH . '../wp-config.php' ) && ! file_exists( ABSPATH . '../wp-settings.php' ) )
  74      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>' );
  75  
  76  $step = isset( $_GET['step'] ) ? (int) $_GET['step'] : 0;
  77  
  78  /**
  79   * Display setup wp-config.php file header.
  80   *
  81   * @ignore
  82   * @since 2.3.0
  83   * @package WordPress
  84   * @subpackage Installer_WP_Config
  85   */
  86  function display_header() {
  87      global $wp_version;
  88  
  89      header( 'Content-Type: text/html; charset=utf-8' );
  90  ?>
  91  <!DOCTYPE html>
  92  <html xmlns="http://www.w3.org/1999/xhtml"<?php if ( is_rtl() ) echo ' dir="rtl"'; ?>>
  93  <head>
  94  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  95  <title><?php _e( 'WordPress &rsaquo; Setup Configuration File' ); ?></title>
  96  <link rel="stylesheet" href="css/install.css?ver=<?php echo preg_replace( '/[^0-9a-z\.-]/i', '', $wp_version ); ?>" type="text/css" />
  97  
  98  </head>
  99  <body<?php if ( is_rtl() ) echo ' class="rtl"'; ?>>
 100  <h1 id="logo"><img alt="WordPress" src="images/wordpress-logo.png?ver=20120216" /></h1>
 101  <?php
 102  }//end function display_header();
 103  
 104  switch($step) {
 105      case 0:
 106          display_header();
 107  ?>
 108  
 109  <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>
 110  <ol>
 111      <li><?php _e( 'Database name' ); ?></li>
 112      <li><?php _e( 'Database username' ); ?></li>
 113      <li><?php _e( 'Database password' ); ?></li>
 114      <li><?php _e( 'Database host' ); ?></li>
 115      <li><?php _e( 'Table prefix (if you want to run more than one WordPress in a single database)' ); ?></li>
 116  </ol>
 117  <p><strong><?php _e( "If for any reason this automatic file creation doesn't work, don'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>
 118  <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>
 119  
 120  <p class="step"><a href="setup-config.php?step=1<?php if ( isset( $_GET['noapi'] ) ) echo '&amp;noapi'; ?>" class="button"><?php _e( 'Let&#8217;s go!' ); ?></a></p>
 121  <?php
 122      break;
 123  
 124      case 1:
 125          display_header();
 126      ?>
 127  <form method="post" action="setup-config.php?step=2">
 128      <p><?php _e( "Below you should enter your database connection details. If you're not sure about these, contact your host." ); ?></p>
 129      <table class="form-table">
 130          <tr>
 131              <th scope="row"><label for="dbname"><?php _e( 'Database Name' ); ?></label></th>
 132              <td><input name="dbname" id="dbname" type="text" size="25" value="wordpress" /></td>
 133              <td><?php _e( 'The name of the database you want to run WP in.' ); ?></td>
 134          </tr>
 135          <tr>
 136              <th scope="row"><label for="uname"><?php _e( 'User Name' ); ?></label></th>
 137              <td><input name="uname" id="uname" type="text" size="25" value="<?php echo htmlspecialchars( _x( 'username', 'example username' ), ENT_QUOTES ); ?>" /></td>
 138              <td><?php _e( 'Your MySQL username' ); ?></td>
 139          </tr>
 140          <tr>
 141              <th scope="row"><label for="pwd"><?php _e( 'Password' ); ?></label></th>
 142              <td><input name="pwd" id="pwd" type="text" size="25" value="<?php echo htmlspecialchars( _x( 'password', 'example password' ), ENT_QUOTES ); ?>" /></td>
 143              <td><?php _e( '&hellip;and your MySQL password.' ); ?></td>
 144          </tr>
 145          <tr>
 146              <th scope="row"><label for="dbhost"><?php _e( 'Database Host' ); ?></label></th>
 147              <td><input name="dbhost" id="dbhost" type="text" size="25" value="localhost" /></td>
 148              <td><?php _e( 'You should be able to get this info from your web host, if <code>localhost</code> does not work.' ); ?></td>
 149          </tr>
 150          <tr>
 151              <th scope="row"><label for="prefix"><?php _e( 'Table Prefix' ); ?></label></th>
 152              <td><input name="prefix" id="prefix" type="text" value="wp_" size="25" /></td>
 153              <td><?php _e( 'If you want to run multiple WordPress installations in a single database, change this.' ); ?></td>
 154          </tr>
 155      </table>
 156      <?php if ( isset( $_GET['noapi'] ) ) { ?><input name="noapi" type="hidden" value="1" /><?php } ?>
 157      <p class="step"><input name="submit" type="submit" value="<?php echo htmlspecialchars( __( 'Submit' ), ENT_QUOTES ); ?>" class="button" /></p>
 158  </form>
 159  <?php
 160      break;
 161  
 162      case 2:
 163      foreach ( array( 'dbname', 'uname', 'pwd', 'dbhost', 'prefix' ) as $key )
 164          $$key = trim( stripslashes( $_POST[ $key ] ) );
 165  
 166      $tryagain_link = '</p><p class="step"><a href="setup-config.php?step=1" onclick="javascript:history.go(-1);return false;" class="button">' . __( 'Try Again' ) . '</a>';
 167  
 168      if ( empty( $prefix ) )
 169          wp_die( __( '<strong>ERROR</strong>: "Table Prefix" must not be empty.' . $tryagain_link ) );
 170  
 171      // Validate $prefix: it can only contain letters, numbers and underscores.
 172      if ( preg_match( '|[^a-z0-9_]|i', $prefix ) )
 173          wp_die( __( '<strong>ERROR</strong>: "Table Prefix" can only contain numbers, letters, and underscores.' . $tryagain_link ) );
 174  
 175      // Test the db connection.
 176      /**#@+
 177       * @ignore
 178       */
 179      define('DB_NAME', $dbname);
 180      define('DB_USER', $uname);
 181      define('DB_PASSWORD', $pwd);
 182      define('DB_HOST', $dbhost);
 183      /**#@-*/
 184  
 185      // We'll fail here if the values are no good.
 186      require_wp_db();
 187      if ( ! empty( $wpdb->error ) )
 188          wp_die( $wpdb->error->get_error_message() . $tryagain_link );
 189  
 190      // Fetch or generate keys and salts.
 191      $no_api = isset( $_POST['noapi'] );
 192      if ( ! $no_api ) {
 193          require_once( ABSPATH . WPINC . '/class-http.php' );
 194          require_once( ABSPATH . WPINC . '/http.php' );
 195          wp_fix_server_vars();
 196          /**#@+
 197           * @ignore
 198           */
 199  		function get_bloginfo() {
 200              return ( ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . str_replace( $_SERVER['PHP_SELF'], '/wp-admin/setup-config.php', '' ) );
 201          }
 202          /**#@-*/
 203          $secret_keys = wp_remote_get( 'https://api.wordpress.org/secret-key/1.1/salt/' );
 204      }
 205  
 206      if ( $no_api || is_wp_error( $secret_keys ) ) {
 207          $secret_keys = array();
 208          require_once ( ABSPATH . WPINC . '/pluggable.php' );
 209          for ( $i = 0; $i < 8; $i++ ) {
 210              $secret_keys[] = wp_generate_password( 64, true, true );
 211          }
 212      } else {
 213          $secret_keys = explode( "\n", wp_remote_retrieve_body( $secret_keys ) );
 214          foreach ( $secret_keys as $k => $v ) {
 215              $secret_keys[$k] = substr( $v, 28, 64 );
 216          }
 217      }
 218  
 219      $key = 0;
 220      foreach ( $config_file as &$line ) {
 221          if ( '$table_prefix  =' == substr( $line, 0, 16 ) ) {
 222              $line = '$table_prefix  = \'' . addcslashes( $prefix, "\\'" ) . "';\r\n";
 223              continue;
 224          }
 225  
 226          if ( ! preg_match( '/^define\(\'([A-Z_]+)\',([ ]+)/', $line, $match ) )
 227              continue;
 228  
 229          $constant = $match[1];
 230          $padding  = $match[2];
 231  
 232          switch ( $constant ) {
 233              case 'DB_NAME'     :
 234              case 'DB_USER'     :
 235              case 'DB_PASSWORD' :
 236              case 'DB_HOST'     :
 237                  $line = "define('" . $constant . "'," . $padding . "'" . addcslashes( constant( $constant ), "\\'" ) . "');\r\n";
 238                  break;
 239              case 'AUTH_KEY'         :
 240              case 'SECURE_AUTH_KEY'  :
 241              case 'LOGGED_IN_KEY'    :
 242              case 'NONCE_KEY'        :
 243              case 'AUTH_SALT'        :
 244              case 'SECURE_AUTH_SALT' :
 245              case 'LOGGED_IN_SALT'   :
 246              case 'NONCE_SALT'       :
 247                  $line = "define('" . $constant . "'," . $padding . "'" . $secret_keys[$key++] . "');\r\n";
 248                  break;
 249          }
 250      }
 251      unset( $line );
 252  
 253      if ( ! is_writable(ABSPATH) ) :
 254          display_header();
 255  ?>
 256  <p><?php _e( "Sorry, but I can't write the <code>wp-config.php</code> file." ); ?></p>
 257  <p><?php _e( 'You can create the <code>wp-config.php</code> manually and paste the following text into it.' ); ?></p>
 258  <textarea cols="98" rows="15" class="code"><?php
 259          foreach( $config_file as $line ) {
 260              echo htmlentities($line, ENT_COMPAT, 'UTF-8');
 261          }
 262  ?></textarea>
 263  <p><?php _e( 'After you\'ve done that, click "Run the install."' ); ?></p>
 264  <p class="step"><a href="install.php" class="button"><?php _e( 'Run the install' ); ?></a></p>
 265  <?php
 266      else :
 267          $handle = fopen(ABSPATH . 'wp-config.php', 'w');
 268          foreach( $config_file as $line ) {
 269              fwrite($handle, $line);
 270          }
 271          fclose($handle);
 272          chmod(ABSPATH . 'wp-config.php', 0666);
 273          display_header();
 274  ?>
 275  <p><?php _e( "All right sparky! You'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>
 276  
 277  <p class="step"><a href="install.php" class="button"><?php _e( 'Run the install' ); ?></a></p>
 278  <?php
 279      endif;
 280      break;
 281  }
 282  ?>
 283  </body>
 284  </html>


Generated: Fri May 25 03:56:23 2012 Hosted by follow the white rabbit.