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   1  <?php
   2  /**
   3   * Defines constants and global variables that can be overridden, generally in wp-config.php.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * Defines initial WordPress constants
  10   *
  11   * @see wp_debug_mode()
  12   *
  13   * @since 3.0.0
  14   */
  15  function wp_initial_constants( ) {
  16      global $blog_id;
  17  
  18      // set memory limits
  19      if ( !defined('WP_MEMORY_LIMIT') ) {
  20          if( is_multisite() ) {
  21              define('WP_MEMORY_LIMIT', '64M');
  22          } else {
  23              define('WP_MEMORY_LIMIT', '32M');
  24          }
  25      }
  26  
  27      /**
  28       * The $blog_id global, which you can change in the config allows you to create a simple
  29       * multiple blog installation using just one WordPress and changing $blog_id around.
  30       *
  31       * @global int $blog_id
  32       * @since 2.0.0
  33       */
  34      if ( ! isset($blog_id) )
  35          $blog_id = 1;
  36  
  37      // set memory limits.
  38      if ( function_exists('memory_get_usage') && ( (int) @ini_get('memory_limit') < abs(intval(WP_MEMORY_LIMIT)) ) )
  39          @ini_set('memory_limit', WP_MEMORY_LIMIT);
  40  
  41      if ( !defined('WP_CONTENT_DIR') )
  42          define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' ); // no trailing slash, full paths only - WP_CONTENT_URL is defined further down
  43  
  44      // Add define('WP_DEBUG', true); to wp-config.php to enable display of notices during development.
  45      if ( !defined('WP_DEBUG') )
  46          define( 'WP_DEBUG', false );
  47  
  48      // Add define('WP_DEBUG_DISPLAY', false); to wp-config.php use the globally configured setting for display_errors and not force errors to be displayed.
  49      if ( !defined('WP_DEBUG_DISPLAY') )
  50          define( 'WP_DEBUG_DISPLAY', true );
  51  
  52      // Add define('WP_DEBUG_LOG', true); to enable error logging to wp-content/debug.log.
  53      if ( !defined('WP_DEBUG_LOG') )
  54          define('WP_DEBUG_LOG', false);
  55  
  56      if ( !defined('WP_CACHE') )
  57          define('WP_CACHE', false);
  58  
  59      /**
  60       * Private
  61       */
  62      if ( !defined('MEDIA_TRASH') )
  63          define('MEDIA_TRASH', false);
  64  
  65      if ( !defined('SHORTINIT') )
  66          define('SHORTINIT', false);
  67  }
  68  
  69  /**
  70   * Defines plugin directory WordPress constants
  71   *
  72   * Defines must-use plugin directory constants, which may be overridden in the sunrise.php drop-in
  73   *
  74   * @since 3.0.0
  75   */
  76  function wp_plugin_directory_constants( ) {
  77      if ( !defined('WP_CONTENT_URL') )
  78          define( 'WP_CONTENT_URL', get_option('siteurl') . '/wp-content'); // full url - WP_CONTENT_DIR is defined further up
  79  
  80      /**
  81       * Allows for the plugins directory to be moved from the default location.
  82       *
  83       * @since 2.6.0
  84       */
  85      if ( !defined('WP_PLUGIN_DIR') )
  86          define( 'WP_PLUGIN_DIR', WP_CONTENT_DIR . '/plugins' ); // full path, no trailing slash
  87  
  88      /**
  89       * Allows for the plugins directory to be moved from the default location.
  90       *
  91       * @since 2.6.0
  92       */
  93      if ( !defined('WP_PLUGIN_URL') )
  94          define( 'WP_PLUGIN_URL', WP_CONTENT_URL . '/plugins' ); // full url, no trailing slash
  95  
  96      /**
  97       * Allows for the plugins directory to be moved from the default location.
  98       *
  99       * @since 2.1.0
 100       * @deprecated
 101       */
 102      if ( !defined('PLUGINDIR') )
 103          define( 'PLUGINDIR', 'wp-content/plugins' ); // Relative to ABSPATH.  For back compat.
 104  
 105      /**
 106       * Allows for the mu-plugins directory to be moved from the default location.
 107       *
 108       * @since 2.8.0
 109       */
 110      if ( !defined('WPMU_PLUGIN_DIR') )
 111          define( 'WPMU_PLUGIN_DIR', WP_CONTENT_DIR . '/mu-plugins' ); // full path, no trailing slash
 112  
 113      /**
 114       * Allows for the mu-plugins directory to be moved from the default location.
 115       *
 116       * @since 2.8.0
 117       */
 118      if ( !defined('WPMU_PLUGIN_URL') )
 119          define( 'WPMU_PLUGIN_URL', WP_CONTENT_URL . '/mu-plugins' ); // full url, no trailing slash
 120  
 121      /**
 122       * Allows for the mu-plugins directory to be moved from the default location.
 123       *
 124       * @since 2.8.0
 125       * @deprecated
 126       */
 127      if ( !defined( 'MUPLUGINDIR' ) )
 128          define( 'MUPLUGINDIR', 'wp-content/mu-plugins' ); // Relative to ABSPATH.  For back compat.
 129  }
 130  
 131  /**
 132   * Defines cookie related WordPress constants
 133   *
 134   * Defines constants after multisite is loaded. Cookie-related constants may be overridden in ms_network_cookies().
 135   * @since 3.0.0
 136   */
 137  function wp_cookie_constants( ) {
 138      global $wp_default_secret_key;
 139  
 140      /**
 141       * Used to guarantee unique hash cookies
 142       * @since 1.5
 143       */
 144      if ( !defined( 'COOKIEHASH' ) ) {
 145          $siteurl = get_site_option( 'siteurl' );
 146          if ( $siteurl )
 147              define( 'COOKIEHASH', md5( $siteurl ) );
 148          else
 149              define( 'COOKIEHASH', '' );
 150      }
 151  
 152      /**
 153       * Should be exactly the same as the default value of SECRET_KEY in wp-config-sample.php
 154       * @since 2.5.0
 155       */
 156      $wp_default_secret_key = 'put your unique phrase here';
 157  
 158      /**
 159       * @since 2.0.0
 160       */
 161      if ( !defined('USER_COOKIE') )
 162          define('USER_COOKIE', 'wordpressuser_' . COOKIEHASH);
 163  
 164      /**
 165       * @since 2.0.0
 166       */
 167      if ( !defined('PASS_COOKIE') )
 168          define('PASS_COOKIE', 'wordpresspass_' . COOKIEHASH);
 169  
 170      /**
 171       * @since 2.5.0
 172       */
 173      if ( !defined('AUTH_COOKIE') )
 174          define('AUTH_COOKIE', 'wordpress_' . COOKIEHASH);
 175  
 176      /**
 177       * @since 2.6.0
 178       */
 179      if ( !defined('SECURE_AUTH_COOKIE') )
 180          define('SECURE_AUTH_COOKIE', 'wordpress_sec_' . COOKIEHASH);
 181  
 182      /**
 183       * @since 2.6.0
 184       */
 185      if ( !defined('LOGGED_IN_COOKIE') )
 186          define('LOGGED_IN_COOKIE', 'wordpress_logged_in_' . COOKIEHASH);
 187  
 188      /**
 189       * @since 2.3.0
 190       */
 191      if ( !defined('TEST_COOKIE') )
 192          define('TEST_COOKIE', 'wordpress_test_cookie');
 193  
 194      /**
 195       * @since 1.2.0
 196       */
 197      if ( !defined('COOKIEPATH') )
 198          define('COOKIEPATH', preg_replace('|https?://[^/]+|i', '', get_option('home') . '/' ) );
 199  
 200      /**
 201       * @since 1.5.0
 202       */
 203      if ( !defined('SITECOOKIEPATH') )
 204          define('SITECOOKIEPATH', preg_replace('|https?://[^/]+|i', '', get_option('siteurl') . '/' ) );
 205  
 206      /**
 207       * @since 2.6.0
 208       */
 209      if ( !defined('ADMIN_COOKIE_PATH') )
 210          define( 'ADMIN_COOKIE_PATH', SITECOOKIEPATH . 'wp-admin' );
 211  
 212      /**
 213       * @since 2.6.0
 214       */
 215      if ( !defined('PLUGINS_COOKIE_PATH') )
 216          define( 'PLUGINS_COOKIE_PATH', preg_replace('|https?://[^/]+|i', '', WP_PLUGIN_URL)  );
 217  
 218      /**
 219       * @since 2.0.0
 220       */
 221      if ( !defined('COOKIE_DOMAIN') )
 222          define('COOKIE_DOMAIN', false);
 223  }
 224  
 225  /**
 226   * Defines cookie related WordPress constants
 227   *
 228   * @since 3.0.0
 229   */
 230  function wp_ssl_constants( ) {
 231      /**
 232       * @since 2.6.0
 233       */
 234      if ( !defined('FORCE_SSL_ADMIN') )
 235          define('FORCE_SSL_ADMIN', false);
 236      force_ssl_admin(FORCE_SSL_ADMIN);
 237  
 238      /**
 239       * @since 2.6.0
 240       */
 241      if ( !defined('FORCE_SSL_LOGIN') )
 242          define('FORCE_SSL_LOGIN', false);
 243      force_ssl_login(FORCE_SSL_LOGIN);
 244  }
 245  
 246  /**
 247   * Defines functionality related WordPress constants
 248   *
 249   * @since 3.0.0
 250   */
 251  function wp_functionality_constants( ) {
 252      /**
 253       * @since 2.5.0
 254       */
 255      if ( !defined( 'AUTOSAVE_INTERVAL' ) )
 256          define( 'AUTOSAVE_INTERVAL', 60 );
 257  
 258      /**
 259       * @since 2.9.0
 260       */
 261      if ( !defined( 'EMPTY_TRASH_DAYS' ) )
 262          define( 'EMPTY_TRASH_DAYS', 30 );
 263  
 264      if ( !defined('WP_POST_REVISIONS') )
 265          define('WP_POST_REVISIONS', true);
 266  }
 267  
 268  /**
 269   * Defines templating related WordPress constants
 270   *
 271   * @since 3.0.0
 272   */
 273  function wp_templating_constants( ) {
 274      /**
 275       * Web Path to the current active template directory
 276       * @since 1.5.0
 277       */
 278      define('TEMPLATEPATH', get_template_directory());
 279  
 280      /**
 281       * Web Path to the current active template stylesheet directory
 282       * @since 2.1.0
 283       */
 284      define('STYLESHEETPATH', get_stylesheet_directory());
 285  
 286      /**
 287       * Slug of the default theme for this install.
 288       * Used as the default theme when installing new sites.
 289       * @since 3.0.0
 290       */
 291      if ( !defined('WP_DEFAULT_THEME') )
 292          define( 'WP_DEFAULT_THEME', 'twentyten' );
 293  
 294      /**
 295       * Slug of the fallback theme for this install.
 296       * Will be used as the fallback if the current theme doesn't exist.
 297       * @since 3.0.0
 298       */
 299      if ( !defined('WP_FALLBACK_THEME') )
 300          define( 'WP_FALLBACK_THEME', WP_DEFAULT_THEME );
 301  }
 302  
 303  ?>