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/wp-includes/ -> ms-default-constants.php (source)

   1  <?php
   2  /**
   3   * Defines constants and global variables that can be overridden, generally in wp-config.php.
   4   *
   5   * @package WordPress
   6   * @subpackage Multisite
   7   * @since 3.0.0
   8   */
   9  
  10  /**
  11   * Defines Multisite upload constants.
  12   *
  13   * Exists for backward compatibility with legacy file-serving through
  14   * wp-includes/ms-files.php (wp-content/blogs.php in MU).
  15   *
  16   * @since 3.0.0
  17   */
  18  function ms_upload_constants() {
  19      // This filter is attached in ms-default-filters.php but that file is not included during SHORTINIT.
  20      add_filter( 'default_site_option_ms_files_rewriting', '__return_true' );
  21  
  22      if ( ! get_site_option( 'ms_files_rewriting' ) ) {
  23          return;
  24      }
  25  
  26      // Base uploads dir relative to ABSPATH.
  27      if ( ! defined( 'UPLOADBLOGSDIR' ) ) {
  28          define( 'UPLOADBLOGSDIR', 'wp-content/blogs.dir' );
  29      }
  30  
  31      // Note, the main site in a post-MU network uses wp-content/uploads.
  32      // This is handled in wp_upload_dir() by ignoring UPLOADS for this case.
  33      if ( ! defined( 'UPLOADS' ) ) {
  34          $site_id = get_current_blog_id();
  35  
  36          define( 'UPLOADS', UPLOADBLOGSDIR . '/' . $site_id . '/files/' );
  37  
  38          // Uploads dir relative to ABSPATH.
  39          if ( 'wp-content/blogs.dir' === UPLOADBLOGSDIR && ! defined( 'BLOGUPLOADDIR' ) ) {
  40              define( 'BLOGUPLOADDIR', WP_CONTENT_DIR . '/blogs.dir/' . $site_id . '/files/' );
  41          }
  42      }
  43  }
  44  
  45  /**
  46   * Defines Multisite cookie constants.
  47   *
  48   * @since 3.0.0
  49   */
  50  function ms_cookie_constants() {
  51      $current_network = get_network();
  52  
  53      /**
  54       * @since 1.2.0
  55       */
  56      if ( ! defined( 'COOKIEPATH' ) ) {
  57          define( 'COOKIEPATH', $current_network->path );
  58      }
  59  
  60      /**
  61       * @since 1.5.0
  62       */
  63      if ( ! defined( 'SITECOOKIEPATH' ) ) {
  64          define( 'SITECOOKIEPATH', $current_network->path );
  65      }
  66  
  67      /**
  68       * @since 2.6.0
  69       */
  70      if ( ! defined( 'ADMIN_COOKIE_PATH' ) ) {
  71          $site_path = parse_url( get_option( 'siteurl' ), PHP_URL_PATH );
  72          if ( ! is_subdomain_install() || is_string( $site_path ) && trim( $site_path, '/' ) ) {
  73              define( 'ADMIN_COOKIE_PATH', SITECOOKIEPATH );
  74          } else {
  75              define( 'ADMIN_COOKIE_PATH', SITECOOKIEPATH . 'wp-admin' );
  76          }
  77      }
  78  
  79      /**
  80       * @since 2.0.0
  81       */
  82      if ( ! defined( 'COOKIE_DOMAIN' ) && is_subdomain_install() ) {
  83          if ( ! empty( $current_network->cookie_domain ) ) {
  84              define( 'COOKIE_DOMAIN', '.' . $current_network->cookie_domain );
  85          } else {
  86              define( 'COOKIE_DOMAIN', '.' . $current_network->domain );
  87          }
  88      }
  89  }
  90  
  91  /**
  92   * Defines Multisite file constants.
  93   *
  94   * Exists for backward compatibility with legacy file-serving through
  95   * wp-includes/ms-files.php (wp-content/blogs.php in MU).
  96   *
  97   * @since 3.0.0
  98   */
  99  function ms_file_constants() {
 100      /**
 101       * Optional support for X-Sendfile header
 102       *
 103       * @since 3.0.0
 104       */
 105      if ( ! defined( 'WPMU_SENDFILE' ) ) {
 106          define( 'WPMU_SENDFILE', false );
 107      }
 108  
 109      /**
 110       * Optional support for X-Accel-Redirect header
 111       *
 112       * @since 3.0.0
 113       */
 114      if ( ! defined( 'WPMU_ACCEL_REDIRECT' ) ) {
 115          define( 'WPMU_ACCEL_REDIRECT', false );
 116      }
 117  }
 118  
 119  /**
 120   * Defines Multisite subdomain constants and handles warnings and notices.
 121   *
 122   * VHOST is deprecated in favor of SUBDOMAIN_INSTALL, which is a bool.
 123   *
 124   * On first call, the constants are checked and defined. On second call,
 125   * we will have translations loaded and can trigger warnings easily.
 126   *
 127   * @since 3.0.0
 128   */
 129  function ms_subdomain_constants() {
 130      static $subdomain_error      = null;
 131      static $subdomain_error_warn = null;
 132  
 133      if ( false === $subdomain_error ) {
 134          return;
 135      }
 136  
 137      if ( $subdomain_error ) {
 138          $vhost_deprecated = sprintf(
 139              /* translators: 1: VHOST, 2: SUBDOMAIN_INSTALL, 3: wp-config.php, 4: is_subdomain_install() */
 140              __( 'The constant %1$s <strong>is deprecated</strong>. Use the boolean constant %2$s in %3$s to enable a subdomain configuration. Use %4$s to check whether a subdomain configuration is enabled.' ),
 141              '<code>VHOST</code>',
 142              '<code>SUBDOMAIN_INSTALL</code>',
 143              '<code>wp-config.php</code>',
 144              '<code>is_subdomain_install()</code>'
 145          );
 146          if ( $subdomain_error_warn ) {
 147              trigger_error( __( '<strong>Conflicting values for the constants VHOST and SUBDOMAIN_INSTALL.</strong> The value of SUBDOMAIN_INSTALL will be assumed to be your subdomain configuration setting.' ) . ' ' . $vhost_deprecated, E_USER_WARNING );
 148          } else {
 149              _deprecated_argument( 'define()', '3.0.0', $vhost_deprecated );
 150          }
 151          return;
 152      }
 153  
 154      if ( defined( 'SUBDOMAIN_INSTALL' ) && defined( 'VHOST' ) ) {
 155          $subdomain_error = true;
 156          if ( SUBDOMAIN_INSTALL !== ( 'yes' === VHOST ) ) {
 157              $subdomain_error_warn = true;
 158          }
 159      } elseif ( defined( 'SUBDOMAIN_INSTALL' ) ) {
 160          $subdomain_error = false;
 161          define( 'VHOST', SUBDOMAIN_INSTALL ? 'yes' : 'no' );
 162      } elseif ( defined( 'VHOST' ) ) {
 163          $subdomain_error = true;
 164          define( 'SUBDOMAIN_INSTALL', 'yes' === VHOST );
 165      } else {
 166          $subdomain_error = false;
 167          define( 'SUBDOMAIN_INSTALL', false );
 168          define( 'VHOST', 'no' );
 169      }
 170  }


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