WordPress PHP Cross Reference Blogging Systems

Source: /wp-load.php - 95 lines - 3353 bytes - Summary - Text - Print

Description: Bootstrap file for setting the ABSPATH constant and loading the wp-config.php file. The wp-config.php file will then load the wp-settings.php file, which will then set up the WordPress environment.

   1  <?php
   2  /**
   3   * Bootstrap file for setting the ABSPATH constant
   4   * and loading the wp-config.php file. The wp-config.php
   5   * file will then load the wp-settings.php file, which
   6   * will then set up the WordPress environment.
   7   *
   8   * If the wp-config.php file is not found then an error
   9   * will be displayed asking the visitor to set up the
  10   * wp-config.php file.
  11   *
  12   * Will also search for wp-config.php in WordPress' parent
  13   * directory to allow the WordPress directory to remain
  14   * untouched.
  15   *
  16   * @internal This file must be parsable by PHP4.
  17   *
  18   * @package WordPress
  19   */
  20  
  21  /** Define ABSPATH as this file's directory */
  22  if ( ! defined( 'ABSPATH' ) ) {
  23      define( 'ABSPATH', dirname( __FILE__ ) . '/' );
  24  }
  25  
  26  error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR );
  27  
  28  /*
  29   * If wp-config.php exists in the WordPress root, or if it exists in the root and wp-settings.php
  30   * doesn't, load wp-config.php. The secondary check for wp-settings.php has the added benefit
  31   * of avoiding cases where the current directory is a nested installation, e.g. / is WordPress(a)
  32   * and /blog/ is WordPress(b).
  33   *
  34   * If neither set of conditions is true, initiate loading the setup process.
  35   */
  36  if ( file_exists( ABSPATH . 'wp-config.php') ) {
  37  
  38      /** The config file resides in ABSPATH */
  39      require_once( ABSPATH . 'wp-config.php' );
  40  
  41  } elseif ( @file_exists( dirname( ABSPATH ) . '/wp-config.php' ) && ! @file_exists( dirname( ABSPATH ) . '/wp-settings.php' ) ) {
  42  
  43      /** The config file resides one level above ABSPATH but is not part of another install */
  44      require_once( dirname( ABSPATH ) . '/wp-config.php' );
  45  
  46  } else {
  47  
  48      // A config file doesn't exist
  49  
  50      define( 'WPINC', 'wp-includes' );
  51      require_once( ABSPATH . WPINC . '/load.php' );
  52  
  53      // Standardize $_SERVER variables across setups.
  54      wp_fix_server_vars();
  55  
  56      require_once( ABSPATH . WPINC . '/functions.php' );
  57  
  58      $path = wp_guess_url() . '/wp-admin/setup-config.php';
  59  
  60      /*
  61       * We're going to redirect to setup-config.php. While this shouldn't result
  62       * in an infinite loop, that's a silly thing to assume, don't you think? If
  63       * we're traveling in circles, our last-ditch effort is "Need more help?"
  64       */
  65      if ( false === strpos( $_SERVER['REQUEST_URI'], 'setup-config' ) ) {
  66          header( 'Location: ' . $path );
  67          exit;
  68      }
  69  
  70      define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
  71      require_once ( ABSPATH . WPINC . '/version.php' );
  72  
  73      wp_check_php_mysql_versions();
  74      wp_load_translations_early();
  75  
  76      // Die with an error message
  77      $die  = sprintf(
  78          /* translators: %s: wp-config.php */
  79          __( "There doesn't seem to be a %s file. I need this before we can get started." ),
  80          '<code>wp-config.php</code>'
  81      ) . '</p>';
  82      $die .= '<p>' . sprintf(
  83          /* translators: %s: Codex URL */
  84          __( "Need more help? <a href='%s'>We got it</a>." ),
  85          __( 'https://codex.wordpress.org/Editing_wp-config.php' )
  86      ) . '</p>';
  87      $die .= '<p>' . sprintf(
  88          /* translators: %s: wp-config.php */
  89          __( "You can create a %s file through a web interface, but this doesn't work for all server setups. The safest way is to manually create the file." ),
  90          '<code>wp-config.php</code>'
  91      ) . '</p>';
  92      $die .= '<p><a href="' . $path . '" class="button button-large">' . __( "Create a Configuration File" ) . '</a>';
  93  
  94      wp_die( $die, __( 'WordPress &rsaquo; Error' ) );
  95  }

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