/**
* These functions are needed to load WordPress.
*
+ * @internal This file must be parsable by PHP4.
+ *
* @package WordPress
*/
*
* Dies if requirements are not met.
*
+ * This function must be able to work without a complete environment set up. In wp-load.php, for
+ * example, WP_CONTENT_DIR is defined and version.php is included before this function is called.
+ *
* @access private
* @since 3.0.0
*/
header( 'Content-Type: text/html; charset=utf-8' );
header( 'Retry-After: 600' );
?>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+ <!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
*
* @access private
* @since 0.71
- * @global int $timestart Seconds and Microseconds added together from when function is called.
+ * @global int $timestart Seconds and microseconds added together from when function is called.
* @return bool Always returns true.
*/
function timer_start() {
* timer_stop(1);
* </code>
* which will do what the above does. If you need the result, you can assign it to a variable, but
- * most cases, you only need to echo it.
+ * in most cases, you only need to echo it.
*
* @since 0.71
- * @global int $timestart Seconds and Microseconds added together from when timer_start() is called
- * @global int $timeend Seconds and Microseconds added together from when function is called
+ * @global int $timestart Seconds and microseconds added together from when timer_start() is called
+ * @global int $timeend Seconds and microseconds added together from when function is called
*
* @param int $display Use '0' or null to not echo anything and 1 to echo the total time
* @param int $precision The amount of digits from the right of the decimal to display. Default is 3.
* development environments.
*
* When WP_DEBUG_DISPLAY is true, WordPress will force errors to be displayed.
- * WP_DEBUG_DISPLAY defaults to true. Defining it as false prevents WordPress from
- * changing the global configuration setting. (Defining WP_DEBUG_DISPLAY as false
- * will never force errors to be hidden.)
+ * WP_DEBUG_DISPLAY defaults to true. Defining it as null prevents WordPress from
+ * changing the global configuration setting. Defining WP_DEBUG_DISPLAY as false
+ * will force errors to be hidden.
*
* When WP_DEBUG_LOG is true, errors will be logged to wp-content/debug.log.
* WP_DEBUG_LOG defaults to false.
if ( WP_DEBUG_DISPLAY )
ini_set( 'display_errors', 1 );
+ elseif ( null !== WP_DEBUG_DISPLAY )
+ ini_set( 'display_errors', 0 );
if ( WP_DEBUG_LOG ) {
ini_set( 'log_errors', 1 );
ini_set( 'error_log', WP_CONTENT_DIR . '/debug.log' );
}
} else {
- if ( defined( 'E_RECOVERABLE_ERROR' ) )
- 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 );
- else
- error_reporting( E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING );
+ 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 );
}
}
*
* To set directory manually, define <code>WP_LANG_DIR</code> in wp-config.php.
*
- * First looks for language folder in WP_CONTENT_DIR and uses that folder if it
- * exists. Or it uses the "languages" folder in WPINC.
+ * If the language directory exists within WP_CONTENT_DIR, that is used.
+ * Otherwise if the language directory exists within WPINC, that's used.
+ * Finally, if neither of the preceding directories are found,
+ * WP_CONTENT_DIR/languages is used.
*
* The WP_LANG_DIR constant was introduced in 2.1.0.
*
*/
function wp_set_lang_dir() {
if ( !defined( 'WP_LANG_DIR' ) ) {
- if ( file_exists( WP_CONTENT_DIR . '/languages' ) && @is_dir( WP_CONTENT_DIR . '/languages' ) ) {
+ if ( file_exists( WP_CONTENT_DIR . '/languages' ) && @is_dir( WP_CONTENT_DIR . '/languages' ) || !@is_dir(ABSPATH . WPINC . '/languages') ) {
define( 'WP_LANG_DIR', WP_CONTENT_DIR . '/languages' ); // no leading slash, no trailing slash, full path, not relative to ABSPATH
if ( !defined( 'LANGDIR' ) ) {
// Old static relative path maintained for limited backwards compatibility - won't work in some cases
} else if ( !$_wp_using_ext_object_cache && file_exists( WP_CONTENT_DIR . '/object-cache.php' ) ) {
// Sometimes advanced-cache.php can load object-cache.php before it is loaded here.
// This breaks the function_exists check above and can result in $_wp_using_ext_object_cache
- // being set incorrectly. Double check if an external cache exists.
+ // being set incorrectly. Double check if an external cache exists.
$_wp_using_ext_object_cache = true;
}
/**
* Copy an object.
*
- * Returns a cloned copy of an object.
- *
* @since 2.7.0
+ * @deprecated 3.2
*
* @param object $object The object to clone
* @return object The cloned object
*/
-function wp_clone( $object ) {
- static $can_clone;
- if ( !isset( $can_clone ) )
- $can_clone = version_compare( phpversion(), '5.0', '>=' );
- return $can_clone ? clone( $object ) : $object;
+function wp_clone( $object ) {
+ // Use parens for clone to accommodate PHP 4. See #17880
+ return clone( $object );
}
/**