PHPXRef 0.7 : Wordpress 2.9.1 : /wp-admin/setup-config.php source

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   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   * @package WordPress
   9   * @subpackage Administration
  10   */
  11  
  12  /**
  13   * We are installing.
  14   *
  15   * @package WordPress
  16   */
  17  define('WP_INSTALLING', true);
  18  
  19  /**
  20   * Disable error reporting
  21   *
  22   * Set this to error_reporting( E_ALL ) or error_reporting( E_ALL | E_STRICT ) f
  23  or debugging
  24   */
  25  error_reporting(0);
  26  
  27  /**#@+
  28   * These three defines are required to allow us to use require_wp_db() to load
  29   * the database class while being wp-content/db.php aware.
  30   * @ignore
  31   */
  32  define('ABSPATH', dirname(dirname(__FILE__)).'/');
  33  define('WPINC', 'wp-includes');
  34  define('WP_CONTENT_DIR', ABSPATH . 'wp-content');
  35  /**#@-*/
  36  
  37  require_once(ABSPATH . WPINC . '/compat.php');
  38  require_once(ABSPATH . WPINC . '/functions.php');
  39  require_once(ABSPATH . WPINC . '/classes.php');
  40  
  41  if (!file_exists(ABSPATH . 'wp-config-sample.php'))
  42      wp_die('Sorry, I need a wp-config-sample.php file to work from. Please re-upload this file from your WordPress installation.');
  43  
  44  $configFile = file(ABSPATH . 'wp-config-sample.php');
  45  
  46  // Check if wp-config.php has been created
  47  if (file_exists(ABSPATH . 'wp-config.php'))
  48      wp_die("<p>The file 'wp-config.php' already exists. If you need to reset any of the configuration items in this file, please delete it first. You may try <a href='install.php'>installing now</a>.</p>");
  49  
  50  // Check if wp-config.php exists above the root directory but is not part of another install
  51  if (file_exists(ABSPATH . '../wp-config.php') && ! file_exists(ABSPATH . '../wp-settings.php'))
  52      wp_die("<p>The file 'wp-config.php' already exists one level above your WordPress installation. If you need to reset any of the configuration items in this file, please delete it first. You may try <a href='install.php'>installing now</a>.</p>");
  53  
  54  if ( version_compare( '4.3', phpversion(), '>' ) )
  55      wp_die( sprintf( /*WP_I18N_OLD_PHP*/'Your server is running PHP version %s but WordPress requires at least 4.3.'/*/WP_I18N_OLD_PHP*/, phpversion() ) );
  56  
  57  if ( !extension_loaded('mysql') && !file_exists(ABSPATH . 'wp-content/db.php') )
  58      wp_die( /*WP_I18N_OLD_MYSQL*/'Your PHP installation appears to be missing the MySQL extension which is required by WordPress.'/*/WP_I18N_OLD_MYSQL*/ );
  59  
  60  if (isset($_GET['step']))
  61      $step = $_GET['step'];
  62  else
  63      $step = 0;
  64  
  65  /**
  66   * Display setup wp-config.php file header.
  67   *
  68   * @ignore
  69   * @since 2.3.0
  70   * @package WordPress
  71   * @subpackage Installer_WP_Config
  72   */
  73  function display_header() {
  74      header( 'Content-Type: text/html; charset=utf-8' );
  75  ?>
  76  <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  77  <html xmlns="http://www.w3.org/1999/xhtml">
  78  <head>
  79  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  80  <title>WordPress &rsaquo; Setup Configuration File</title>
  81  <link rel="stylesheet" href="css/install.css" type="text/css" />
  82  
  83  </head>
  84  <body>
  85  <h1 id="logo"><img alt="WordPress" src="images/wordpress-logo.png" /></h1>
  86  <?php
  87  }//end function display_header();
  88  
  89  switch($step) {
  90      case 0:
  91          display_header();
  92  ?>
  93  
  94  <p>Welcome to WordPress. Before getting started, we need some information on the database. You will need to know the following items before proceeding.</p>
  95  <ol>
  96      <li>Database name</li>
  97      <li>Database username</li>
  98      <li>Database password</li>
  99      <li>Database host</li>
 100      <li>Table prefix (if you want to run more than one WordPress in a single database) </li>
 101  </ol>
 102  <p><strong>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>
 103  <p>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>
 104  
 105  <p class="step"><a href="setup-config.php?step=1" class="button">Let&#8217;s go!</a></p>
 106  <?php
 107      break;
 108  
 109      case 1:
 110          display_header();
 111      ?>
 112  <form method="post" action="setup-config.php?step=2">
 113      <p>Below you should enter your database connection details. If you're not sure about these, contact your host. </p>
 114      <table class="form-table">
 115          <tr>
 116              <th scope="row"><label for="dbname">Database Name</label></th>
 117              <td><input name="dbname" id="dbname" type="text" size="25" value="wordpress" /></td>
 118              <td>The name of the database you want to run WP in. </td>
 119          </tr>
 120          <tr>
 121              <th scope="row"><label for="uname">User Name</label></th>
 122              <td><input name="uname" id="uname" type="text" size="25" value="username" /></td>
 123              <td>Your MySQL username</td>
 124          </tr>
 125          <tr>
 126              <th scope="row"><label for="pwd">Password</label></th>
 127              <td><input name="pwd" id="pwd" type="text" size="25" value="password" /></td>
 128              <td>...and MySQL password.</td>
 129          </tr>
 130          <tr>
 131              <th scope="row"><label for="dbhost">Database Host</label></th>
 132              <td><input name="dbhost" id="dbhost" type="text" size="25" value="localhost" /></td>
 133              <td>99% chance you won't need to change this value.</td>
 134          </tr>
 135          <tr>
 136              <th scope="row"><label for="prefix">Table Prefix</label></th>
 137              <td><input name="prefix" id="prefix" type="text" id="prefix" value="wp_" size="25" /></td>
 138              <td>If you want to run multiple WordPress installations in a single database, change this.</td>
 139          </tr>
 140      </table>
 141      <p class="step"><input name="submit" type="submit" value="Submit" class="button" /></p>
 142  </form>
 143  <?php
 144      break;
 145  
 146      case 2:
 147      $dbname  = trim($_POST['dbname']);
 148      $uname   = trim($_POST['uname']);
 149      $passwrd = trim($_POST['pwd']);
 150      $dbhost  = trim($_POST['dbhost']);
 151      $prefix  = trim($_POST['prefix']);
 152      if (empty($prefix)) $prefix = 'wp_';
 153  
 154      // Test the db connection.
 155      /**#@+
 156       * @ignore
 157       */
 158      define('DB_NAME', $dbname);
 159      define('DB_USER', $uname);
 160      define('DB_PASSWORD', $passwrd);
 161      define('DB_HOST', $dbhost);
 162      /**#@-*/
 163  
 164      // We'll fail here if the values are no good.
 165      require_wp_db();
 166      if ( !empty($wpdb->error) )
 167          wp_die($wpdb->error->get_error_message());
 168  
 169      foreach ($configFile as $line_num => $line) {
 170          switch (substr($line,0,16)) {
 171              case "define('DB_NAME'":
 172                  $configFile[$line_num] = str_replace("putyourdbnamehere", $dbname, $line);
 173                  break;
 174              case "define('DB_USER'":
 175                  $configFile[$line_num] = str_replace("'usernamehere'", "'$uname'", $line);
 176                  break;
 177              case "define('DB_PASSW":
 178                  $configFile[$line_num] = str_replace("'yourpasswordhere'", "'$passwrd'", $line);
 179                  break;
 180              case "define('DB_HOST'":
 181                  $configFile[$line_num] = str_replace("localhost", $dbhost, $line);
 182                  break;
 183              case '$table_prefix  =':
 184                  $configFile[$line_num] = str_replace('wp_', $prefix, $line);
 185                  break;
 186          }
 187      }
 188      if ( ! is_writable(ABSPATH) ) :
 189          display_header();
 190  ?>
 191  <p>Sorry, but I can't write the <code>wp-config.php</code> file.</p>
 192  <p>You can create the <code>wp-config.php</code> manually and paste the following text into it.</p>
 193  <textarea cols="90" rows="15"><?php
 194          foreach( $configFile as $line ) {
 195              echo htmlentities($line);
 196          }
 197  ?></textarea>
 198  <p>After you've done that, click "Run the install."</p>
 199  <p class="step"><a href="install.php" class="button">Run the install</a></p>
 200  <?php
 201      else :
 202          $handle = fopen(ABSPATH . 'wp-config.php', 'w');
 203          foreach( $configFile as $line ) {
 204              fwrite($handle, $line);
 205          }
 206          fclose($handle);
 207          chmod(ABSPATH . 'wp-config.php', 0666);
 208          display_header();
 209  ?>
 210  <p>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>
 211  
 212  <p class="step"><a href="install.php" class="button">Run the install</a></p>
 213  <?php
 214      endif;
 215      break;
 216  }
 217  ?>
 218  </body>
 219  </html>
PHP Cross Reference of Wordpress 2.9.1

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