web/wp-includes/default-constants.php
changeset 194 32102edaa81b
child 204 09a1c134465b
equal deleted inserted replaced
193:2f6f6f7551ca 194:32102edaa81b
       
     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 	if ( ! defined( 'WP_MAX_MEMORY_LIMIT' ) ) {
       
    28 		define( 'WP_MAX_MEMORY_LIMIT', '256M' );
       
    29 	}
       
    30 
       
    31 	/**
       
    32 	 * The $blog_id global, which you can change in the config allows you to create a simple
       
    33 	 * multiple blog installation using just one WordPress and changing $blog_id around.
       
    34 	 *
       
    35 	 * @global int $blog_id
       
    36 	 * @since 2.0.0
       
    37 	 */
       
    38 	if ( ! isset($blog_id) )
       
    39 		$blog_id = 1;
       
    40 
       
    41 	// set memory limits.
       
    42 	if ( function_exists('memory_get_usage') && ( (int) @ini_get('memory_limit') < abs(intval(WP_MEMORY_LIMIT)) ) )
       
    43 		@ini_set('memory_limit', WP_MEMORY_LIMIT);
       
    44 
       
    45 	if ( !defined('WP_CONTENT_DIR') )
       
    46 		define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' ); // no trailing slash, full paths only - WP_CONTENT_URL is defined further down
       
    47 
       
    48 	// Add define('WP_DEBUG', true); to wp-config.php to enable display of notices during development.
       
    49 	if ( !defined('WP_DEBUG') )
       
    50 		define( 'WP_DEBUG', false );
       
    51 
       
    52 	// Add define('WP_DEBUG_DISPLAY', null); to wp-config.php use the globally configured setting for
       
    53 	// display_errors and not force errors to be displayed. Use false to force display_errors off.
       
    54 	if ( !defined('WP_DEBUG_DISPLAY') )
       
    55 		define( 'WP_DEBUG_DISPLAY', true );
       
    56 
       
    57 	// Add define('WP_DEBUG_LOG', true); to enable error logging to wp-content/debug.log.
       
    58 	if ( !defined('WP_DEBUG_LOG') )
       
    59 		define('WP_DEBUG_LOG', false);
       
    60 
       
    61 	if ( !defined('WP_CACHE') )
       
    62 		define('WP_CACHE', false);
       
    63 
       
    64 	/**
       
    65 	 * Private
       
    66 	 */
       
    67 	if ( !defined('MEDIA_TRASH') )
       
    68 		define('MEDIA_TRASH', false);
       
    69 
       
    70 	if ( !defined('SHORTINIT') )
       
    71 		define('SHORTINIT', false);
       
    72 }
       
    73 
       
    74 /**
       
    75  * Defines plugin directory WordPress constants
       
    76  *
       
    77  * Defines must-use plugin directory constants, which may be overridden in the sunrise.php drop-in
       
    78  *
       
    79  * @since 3.0.0
       
    80  */
       
    81 function wp_plugin_directory_constants( ) {
       
    82 	if ( !defined('WP_CONTENT_URL') )
       
    83 		define( 'WP_CONTENT_URL', get_option('siteurl') . '/wp-content'); // full url - WP_CONTENT_DIR is defined further up
       
    84 
       
    85 	/**
       
    86 	 * Allows for the plugins directory to be moved from the default location.
       
    87 	 *
       
    88 	 * @since 2.6.0
       
    89 	 */
       
    90 	if ( !defined('WP_PLUGIN_DIR') )
       
    91 		define( 'WP_PLUGIN_DIR', WP_CONTENT_DIR . '/plugins' ); // full path, no trailing slash
       
    92 
       
    93 	/**
       
    94 	 * Allows for the plugins directory to be moved from the default location.
       
    95 	 *
       
    96 	 * @since 2.6.0
       
    97 	 */
       
    98 	if ( !defined('WP_PLUGIN_URL') )
       
    99 		define( 'WP_PLUGIN_URL', WP_CONTENT_URL . '/plugins' ); // full url, no trailing slash
       
   100 
       
   101 	/**
       
   102 	 * Allows for the plugins directory to be moved from the default location.
       
   103 	 *
       
   104 	 * @since 2.1.0
       
   105 	 * @deprecated
       
   106 	 */
       
   107 	if ( !defined('PLUGINDIR') )
       
   108 		define( 'PLUGINDIR', 'wp-content/plugins' ); // Relative to ABSPATH. For back compat.
       
   109 
       
   110 	/**
       
   111 	 * Allows for the mu-plugins directory to be moved from the default location.
       
   112 	 *
       
   113 	 * @since 2.8.0
       
   114 	 */
       
   115 	if ( !defined('WPMU_PLUGIN_DIR') )
       
   116 		define( 'WPMU_PLUGIN_DIR', WP_CONTENT_DIR . '/mu-plugins' ); // full path, no trailing slash
       
   117 
       
   118 	/**
       
   119 	 * Allows for the mu-plugins directory to be moved from the default location.
       
   120 	 *
       
   121 	 * @since 2.8.0
       
   122 	 */
       
   123 	if ( !defined('WPMU_PLUGIN_URL') )
       
   124 		define( 'WPMU_PLUGIN_URL', WP_CONTENT_URL . '/mu-plugins' ); // full url, no trailing slash
       
   125 
       
   126 	/**
       
   127 	 * Allows for the mu-plugins directory to be moved from the default location.
       
   128 	 *
       
   129 	 * @since 2.8.0
       
   130 	 * @deprecated
       
   131 	 */
       
   132 	if ( !defined( 'MUPLUGINDIR' ) )
       
   133 		define( 'MUPLUGINDIR', 'wp-content/mu-plugins' ); // Relative to ABSPATH. For back compat.
       
   134 }
       
   135 
       
   136 /**
       
   137  * Defines cookie related WordPress constants
       
   138  *
       
   139  * Defines constants after multisite is loaded. Cookie-related constants may be overridden in ms_network_cookies().
       
   140  * @since 3.0.0
       
   141  */
       
   142 function wp_cookie_constants( ) {
       
   143 	/**
       
   144 	 * Used to guarantee unique hash cookies
       
   145 	 * @since 1.5
       
   146 	 */
       
   147 	if ( !defined( 'COOKIEHASH' ) ) {
       
   148 		$siteurl = get_site_option( 'siteurl' );
       
   149 		if ( $siteurl )
       
   150 			define( 'COOKIEHASH', md5( $siteurl ) );
       
   151 		else
       
   152 			define( 'COOKIEHASH', '' );
       
   153 	}
       
   154 
       
   155 	/**
       
   156 	 * @since 2.0.0
       
   157 	 */
       
   158 	if ( !defined('USER_COOKIE') )
       
   159 		define('USER_COOKIE', 'wordpressuser_' . COOKIEHASH);
       
   160 
       
   161 	/**
       
   162 	 * @since 2.0.0
       
   163 	 */
       
   164 	if ( !defined('PASS_COOKIE') )
       
   165 		define('PASS_COOKIE', 'wordpresspass_' . COOKIEHASH);
       
   166 
       
   167 	/**
       
   168 	 * @since 2.5.0
       
   169 	 */
       
   170 	if ( !defined('AUTH_COOKIE') )
       
   171 		define('AUTH_COOKIE', 'wordpress_' . COOKIEHASH);
       
   172 
       
   173 	/**
       
   174 	 * @since 2.6.0
       
   175 	 */
       
   176 	if ( !defined('SECURE_AUTH_COOKIE') )
       
   177 		define('SECURE_AUTH_COOKIE', 'wordpress_sec_' . COOKIEHASH);
       
   178 
       
   179 	/**
       
   180 	 * @since 2.6.0
       
   181 	 */
       
   182 	if ( !defined('LOGGED_IN_COOKIE') )
       
   183 		define('LOGGED_IN_COOKIE', 'wordpress_logged_in_' . COOKIEHASH);
       
   184 
       
   185 	/**
       
   186 	 * @since 2.3.0
       
   187 	 */
       
   188 	if ( !defined('TEST_COOKIE') )
       
   189 		define('TEST_COOKIE', 'wordpress_test_cookie');
       
   190 
       
   191 	/**
       
   192 	 * @since 1.2.0
       
   193 	 */
       
   194 	if ( !defined('COOKIEPATH') )
       
   195 		define('COOKIEPATH', preg_replace('|https?://[^/]+|i', '', get_option('home') . '/' ) );
       
   196 
       
   197 	/**
       
   198 	 * @since 1.5.0
       
   199 	 */
       
   200 	if ( !defined('SITECOOKIEPATH') )
       
   201 		define('SITECOOKIEPATH', preg_replace('|https?://[^/]+|i', '', get_option('siteurl') . '/' ) );
       
   202 
       
   203 	/**
       
   204 	 * @since 2.6.0
       
   205 	 */
       
   206 	if ( !defined('ADMIN_COOKIE_PATH') )
       
   207 		define( 'ADMIN_COOKIE_PATH', SITECOOKIEPATH . 'wp-admin' );
       
   208 
       
   209 	/**
       
   210 	 * @since 2.6.0
       
   211 	 */
       
   212 	if ( !defined('PLUGINS_COOKIE_PATH') )
       
   213 		define( 'PLUGINS_COOKIE_PATH', preg_replace('|https?://[^/]+|i', '', WP_PLUGIN_URL)  );
       
   214 
       
   215 	/**
       
   216 	 * @since 2.0.0
       
   217 	 */
       
   218 	if ( !defined('COOKIE_DOMAIN') )
       
   219 		define('COOKIE_DOMAIN', false);
       
   220 }
       
   221 
       
   222 /**
       
   223  * Defines cookie related WordPress constants
       
   224  *
       
   225  * @since 3.0.0
       
   226  */
       
   227 function wp_ssl_constants( ) {
       
   228 	/**
       
   229 	 * @since 2.6.0
       
   230 	 */
       
   231 	if ( !defined('FORCE_SSL_ADMIN') )
       
   232 		define('FORCE_SSL_ADMIN', false);
       
   233 	force_ssl_admin(FORCE_SSL_ADMIN);
       
   234 
       
   235 	/**
       
   236 	 * @since 2.6.0
       
   237 	 */
       
   238 	if ( !defined('FORCE_SSL_LOGIN') )
       
   239 		define('FORCE_SSL_LOGIN', false);
       
   240 	force_ssl_login(FORCE_SSL_LOGIN);
       
   241 }
       
   242 
       
   243 /**
       
   244  * Defines functionality related WordPress constants
       
   245  *
       
   246  * @since 3.0.0
       
   247  */
       
   248 function wp_functionality_constants( ) {
       
   249 	/**
       
   250 	 * @since 2.5.0
       
   251 	 */
       
   252 	if ( !defined( 'AUTOSAVE_INTERVAL' ) )
       
   253 		define( 'AUTOSAVE_INTERVAL', 60 );
       
   254 
       
   255 	/**
       
   256 	 * @since 2.9.0
       
   257 	 */
       
   258 	if ( !defined( 'EMPTY_TRASH_DAYS' ) )
       
   259 		define( 'EMPTY_TRASH_DAYS', 30 );
       
   260 
       
   261 	if ( !defined('WP_POST_REVISIONS') )
       
   262 		define('WP_POST_REVISIONS', true);
       
   263 
       
   264 	/**
       
   265 	 * @since 3.3.0
       
   266 	 */
       
   267 	if ( !defined( 'WP_CRON_LOCK_TIMEOUT' ) )
       
   268 		define('WP_CRON_LOCK_TIMEOUT', 60);  // In seconds
       
   269 }
       
   270 
       
   271 /**
       
   272  * Defines templating related WordPress constants
       
   273  *
       
   274  * @since 3.0.0
       
   275  */
       
   276 function wp_templating_constants( ) {
       
   277 	/**
       
   278 	 * Filesystem path to the current active template directory
       
   279 	 * @since 1.5.0
       
   280 	 */
       
   281 	define('TEMPLATEPATH', get_template_directory());
       
   282 
       
   283 	/**
       
   284 	 * Filesystem path to the current active template stylesheet directory
       
   285 	 * @since 2.1.0
       
   286 	 */
       
   287 	define('STYLESHEETPATH', get_stylesheet_directory());
       
   288 
       
   289 	/**
       
   290 	 * Slug of the default theme for this install.
       
   291 	 * Used as the default theme when installing new sites.
       
   292 	 * Will be used as the fallback if the current theme doesn't exist.
       
   293 	 * @since 3.0.0
       
   294 	 */
       
   295 	if ( !defined('WP_DEFAULT_THEME') )
       
   296 		define( 'WP_DEFAULT_THEME', 'twentyeleven' );
       
   297 
       
   298 }