X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/a7152b1f4c81650e5ba96ef07f9aa9c0fbc7752b..b925718b4bf2dd47a8429f844d0a255ca6e35bd1:/wp-includes/load.php?ds=inline diff --git a/wp-includes/load.php b/wp-includes/load.php index 94058caf..a6135be1 100644 --- a/wp-includes/load.php +++ b/wp-includes/load.php @@ -2,22 +2,38 @@ /** * These functions are needed to load WordPress. * + * @internal This file must be parsable by PHP4. + * * @package WordPress */ +/** + * Return the HTTP protocol sent by the server. + * + * @since 4.4.0 + * + * @return string The HTTP protocol. Default: HTTP/1.0. + */ +function wp_get_server_protocol() { + $protocol = $_SERVER['SERVER_PROTOCOL']; + if ( ! in_array( $protocol, array( 'HTTP/1.1', 'HTTP/2', 'HTTP/2.0' ) ) ) { + $protocol = 'HTTP/1.0'; + } + return $protocol; +} + /** * Turn register globals off. * - * @access private * @since 2.1.0 - * @return null Will return null if register_globals PHP directive was disabled + * @access private */ function wp_unregister_GLOBALS() { if ( !ini_get( 'register_globals' ) ) return; if ( isset( $_REQUEST['GLOBALS'] ) ) - die( /*WP_I18N_GLOBALS_OVERWRITE*/'GLOBALS overwrite attempt detected'/*/WP_I18N_GLOBALS_OVERWRITE*/ ); + die( 'GLOBALS overwrite attempt detected' ); // Variables that shouldn't be unset $no_unset = array( 'GLOBALS', '_GET', '_POST', '_COOKIE', '_REQUEST', '_SERVER', '_ENV', '_FILES', 'table_prefix' ); @@ -25,16 +41,18 @@ function wp_unregister_GLOBALS() { $input = array_merge( $_GET, $_POST, $_COOKIE, $_SERVER, $_ENV, $_FILES, isset( $_SESSION ) && is_array( $_SESSION ) ? $_SESSION : array() ); foreach ( $input as $k => $v ) if ( !in_array( $k, $no_unset ) && isset( $GLOBALS[$k] ) ) { - $GLOBALS[$k] = null; unset( $GLOBALS[$k] ); } } /** - * Fix $_SERVER variables for various setups. + * Fix `$_SERVER` variables for various setups. * - * @access private * @since 3.0.0 + * @access private + * + * @global string $PHP_SELF The filename of the currently executing script, + * relative to the document root. */ function wp_fix_server_vars() { global $PHP_SELF; @@ -47,14 +65,14 @@ function wp_fix_server_vars() { $_SERVER = array_merge( $default_server_values, $_SERVER ); // Fix for IIS when running with PHP ISAPI - if ( empty( $_SERVER['REQUEST_URI'] ) || ( php_sapi_name() != 'cgi-fcgi' && preg_match( '/^Microsoft-IIS\//', $_SERVER['SERVER_SOFTWARE'] ) ) ) { + if ( empty( $_SERVER['REQUEST_URI'] ) || ( PHP_SAPI != 'cgi-fcgi' && preg_match( '/^Microsoft-IIS\//', $_SERVER['SERVER_SOFTWARE'] ) ) ) { // IIS Mod-Rewrite if ( isset( $_SERVER['HTTP_X_ORIGINAL_URL'] ) ) { $_SERVER['REQUEST_URI'] = $_SERVER['HTTP_X_ORIGINAL_URL']; } // IIS Isapi_Rewrite - else if ( isset( $_SERVER['HTTP_X_REWRITE_URL'] ) ) { + elseif ( isset( $_SERVER['HTTP_X_REWRITE_URL'] ) ) { $_SERVER['REQUEST_URI'] = $_SERVER['HTTP_X_REWRITE_URL']; } else { // Use ORIG_PATH_INFO if there is no PATH_INFO @@ -91,27 +109,43 @@ function wp_fix_server_vars() { } /** - * Check for the required PHP version, and the MySQL extension or a database drop-in. + * Check for the required PHP version, and the MySQL extension or + * a database drop-in. * * Dies if requirements are not met. * - * @access private * @since 3.0.0 + * @access private + * + * @global string $required_php_version The required PHP version string. + * @global string $wp_version The WordPress version string. */ function wp_check_php_mysql_versions() { - // we can probably extend this function to check if wp_die() exists then use translated strings, and then use it in install.php etc. - global $required_php_version, $wp_version; $php_version = phpversion(); - if ( version_compare( $required_php_version, $php_version, '>' ) ) - die( sprintf( /*WP_I18N_OLD_PHP*/'Your server is running PHP version %1$s but WordPress %2$s requires at least %3$s.'/*/WP_I18N_OLD_PHP*/, $php_version, $wp_version, $required_php_version ) ); - if ( !extension_loaded( 'mysql' ) && !file_exists( WP_CONTENT_DIR . '/db.php' ) ) - die( /*WP_I18N_OLD_MYSQL*/'Your PHP installation appears to be missing the MySQL extension which is required by WordPress.'/*/WP_I18N_OLD_MYSQL*/ ); + if ( version_compare( $required_php_version, $php_version, '>' ) ) { + wp_load_translations_early(); + + $protocol = wp_get_server_protocol(); + header( sprintf( '%s 500 Internal Server Error', $protocol ), true, 500 ); + header( 'Content-Type: text/html; charset=utf-8' ); + die( sprintf( __( 'Your server is running PHP version %1$s but WordPress %2$s requires at least %3$s.' ), $php_version, $wp_version, $required_php_version ) ); + } + + if ( ! extension_loaded( 'mysql' ) && ! extension_loaded( 'mysqli' ) && ! extension_loaded( 'mysqlnd' ) && ! file_exists( WP_CONTENT_DIR . '/db.php' ) ) { + wp_load_translations_early(); + + $protocol = wp_get_server_protocol(); + header( sprintf( '%s 500 Internal Server Error', $protocol ), true, 500 ); + header( 'Content-Type: text/html; charset=utf-8' ); + die( __( 'Your PHP installation appears to be missing the MySQL extension which is required by WordPress.' ) ); + } } /** * Don't load all of WordPress when handling a favicon.ico request. + * * Instead, send the headers for a zero-length favicon and bail. * * @since 3.0.0 @@ -119,13 +153,12 @@ function wp_check_php_mysql_versions() { function wp_favicon_request() { if ( '/favicon.ico' == $_SERVER['REQUEST_URI'] ) { header('Content-Type: image/vnd.microsoft.icon'); - header('Content-Length: 0'); exit; } } /** - * Dies with a maintenance message when conditions are met. + * Die with a maintenance message when conditions are met. * * Checks for a file in the WordPress root directory named ".maintenance". * This file will contain the variable $upgrading, set to the time the file @@ -135,11 +168,13 @@ function wp_favicon_request() { * The default message can be replaced by using a drop-in (maintenance.php in * the wp-content directory). * - * @access private * @since 3.0.0 + * @access private + * + * @global int $upgrading the unix timestamp marking when upgrading WordPress began. */ function wp_maintenance() { - if ( !file_exists( ABSPATH . '.maintenance' ) || defined( 'WP_INSTALLING' ) ) + if ( ! file_exists( ABSPATH . '.maintenance' ) || wp_installing() ) return; global $upgrading; @@ -154,22 +189,22 @@ function wp_maintenance() { die(); } - $protocol = $_SERVER["SERVER_PROTOCOL"]; - if ( 'HTTP/1.1' != $protocol && 'HTTP/1.0' != $protocol ) - $protocol = 'HTTP/1.0'; + wp_load_translations_early(); + + $protocol = wp_get_server_protocol(); header( "$protocol 503 Service Unavailable", true, 503 ); header( 'Content-Type: text/html; charset=utf-8' ); header( 'Retry-After: 600' ); ?> - - + + >
-
- * timer_stop(1);
- *
- * 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.
+ * Retrieve or display the time from the page start to when function is called.
*
* @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
*
- * @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.
- * @return float The "second.microsecond" finished time calculation
+ * @global float $timestart Seconds from when timer_start() is called.
+ * @global float $timeend Seconds from when function is called.
+ *
+ * @param int|bool $display Whether to echo or return the results. Accepts 0|false for return,
+ * 1|true for echo. Default 0|false.
+ * @param int $precision The number of digits from the right of the decimal to display.
+ * Default 3.
+ * @return string The "second.microsecond" finished time calculation. The number is formatted
+ * for human consumption, both localized and rounded.
*/
-function timer_stop( $display = 0, $precision = 3 ) { // if called like timer_stop(1), will echo $timetotal
+function timer_stop( $display = 0, $precision = 3 ) {
global $timestart, $timeend;
- $mtime = microtime();
- $mtime = explode( ' ', $mtime );
- $timeend = $mtime[1] + $mtime[0];
+ $timeend = microtime( true );
$timetotal = $timeend - $timestart;
$r = ( function_exists( 'number_format_i18n' ) ) ? number_format_i18n( $timetotal, $precision ) : number_format( $timetotal, $precision );
if ( $display )
@@ -228,77 +254,95 @@ function timer_stop( $display = 0, $precision = 3 ) { // if called like timer_st
}
/**
- * Sets PHP error handling and handles WordPress debug mode.
+ * Set PHP error reporting based on WordPress debug settings.
*
- * Uses three constants: WP_DEBUG, WP_DEBUG_DISPLAY, and WP_DEBUG_LOG. All three can be
- * defined in wp-config.php. Example: define( 'WP_DEBUG', true );
+ * Uses three constants: `WP_DEBUG`, `WP_DEBUG_DISPLAY`, and `WP_DEBUG_LOG`.
+ * All three can be defined in wp-config.php. By default, `WP_DEBUG` and
+ * `WP_DEBUG_LOG` are set to false, and `WP_DEBUG_DISPLAY` is set to true.
*
- * WP_DEBUG_DISPLAY and WP_DEBUG_LOG perform no function unless WP_DEBUG is true.
- * WP_DEBUG defaults to false.
+ * When `WP_DEBUG` is true, all PHP notices are reported. WordPress will also
+ * display internal notices: when a deprecated WordPress function, function
+ * argument, or file is used. Deprecated code may be removed from a later
+ * version.
*
- * When WP_DEBUG is true, all PHP notices are reported. WordPress will also display
- * notices, including one when a deprecated WordPress function, function argument,
- * or file is used. Deprecated code may be removed from a later version.
+ * It is strongly recommended that plugin and theme developers use `WP_DEBUG`
+ * in their development environments.
*
- * It is strongly recommended that plugin and theme developers use WP_DEBUG in their
- * development environments.
+ * `WP_DEBUG_DISPLAY` and `WP_DEBUG_LOG` perform no function unless `WP_DEBUG`
+ * is true.
*
- * 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.)
+ * When `WP_DEBUG_DISPLAY` is true, WordPress will force errors to be displayed.
+ * `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.
+ * When `WP_DEBUG_LOG` is true, errors will be logged to debug.log in the content
+ * directory.
+ *
+ * Errors are never displayed for XML-RPC, REST, and Ajax requests.
*
- * @access private
* @since 3.0.0
+ * @access private
*/
function wp_debug_mode() {
if ( WP_DEBUG ) {
- if ( defined( 'E_DEPRECATED' ) )
- error_reporting( E_ALL & ~E_DEPRECATED & ~E_STRICT );
- else
- error_reporting( E_ALL );
+ error_reporting( E_ALL );
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 );
+ }
+
+ if ( defined( 'XMLRPC_REQUEST' ) || defined( 'REST_REQUEST' ) || ( defined( 'DOING_AJAX' ) && DOING_AJAX ) ) {
+ @ini_set( 'display_errors', 0 );
}
}
/**
- * Sets the location of the language directory.
- *
- * To set directory manually, define WP_LANG_DIR
in wp-config.php.
+ * Set the location of the language directory.
*
- * First looks for language folder in WP_CONTENT_DIR and uses that folder if it
- * exists. Or it uses the "languages" folder in WPINC.
+ * To set directory manually, define the `WP_LANG_DIR` constant
+ * in wp-config.php.
*
- * The WP_LANG_DIR constant was introduced in 2.1.0.
+ * If the language directory exists within `WP_CONTENT_DIR`, it
+ * is used. Otherwise the language directory is assumed to live
+ * in `WPINC`.
*
- * @access private
* @since 3.0.0
+ * @access private
*/
function wp_set_lang_dir() {
if ( !defined( 'WP_LANG_DIR' ) ) {
- if ( file_exists( WP_CONTENT_DIR . '/languages' ) && @is_dir( WP_CONTENT_DIR . '/languages' ) ) {
- define( 'WP_LANG_DIR', WP_CONTENT_DIR . '/languages' ); // no leading slash, no trailing slash, full path, not relative to ABSPATH
+ if ( file_exists( WP_CONTENT_DIR . '/languages' ) && @is_dir( WP_CONTENT_DIR . '/languages' ) || !@is_dir(ABSPATH . WPINC . '/languages') ) {
+ /**
+ * Server path of the language directory.
+ *
+ * No leading slash, no trailing slash, full path, not relative to ABSPATH
+ *
+ * @since 2.1.0
+ */
+ define( 'WP_LANG_DIR', WP_CONTENT_DIR . '/languages' );
if ( !defined( 'LANGDIR' ) ) {
// Old static relative path maintained for limited backwards compatibility - won't work in some cases
define( 'LANGDIR', 'wp-content/languages' );
}
} else {
- define( 'WP_LANG_DIR', ABSPATH . WPINC . '/languages' ); // no leading slash, no trailing slash, full path, not relative to ABSPATH
+ /**
+ * Server path of the language directory.
+ *
+ * No leading slash, no trailing slash, full path, not relative to `ABSPATH`.
+ *
+ * @since 2.1.0
+ */
+ define( 'WP_LANG_DIR', ABSPATH . WPINC . '/languages' );
if ( !defined( 'LANGDIR' ) ) {
// Old relative path maintained for backwards compatibility
define( 'LANGDIR', WPINC . '/languages' );
@@ -308,18 +352,36 @@ function wp_set_lang_dir() {
}
/**
- * Sets the database table prefix and the format specifiers for database table columns.
+ * Load the database class file and instantiate the `$wpdb` global.
*
- * Columns not listed here default to %s.
+ * @since 2.5.0
*
- * @see wpdb::$field_types Since 2.8.0
- * @see wpdb::prepare()
- * @see wpdb::insert()
- * @see wpdb::update()
- * @see wpdb::set_prefix()
+ * @global wpdb $wpdb The WordPress database class.
+ */
+function require_wp_db() {
+ global $wpdb;
+
+ require_once( ABSPATH . WPINC . '/wp-db.php' );
+ if ( file_exists( WP_CONTENT_DIR . '/db.php' ) )
+ require_once( WP_CONTENT_DIR . '/db.php' );
+
+ if ( isset( $wpdb ) )
+ return;
+
+ $wpdb = new wpdb( DB_USER, DB_PASSWORD, DB_NAME, DB_HOST );
+}
+
+/**
+ * Set the database table prefix and the format specifiers for database
+ * table columns.
+ *
+ * Columns not listed here default to `%s`.
*
- * @access private
* @since 3.0.0
+ * @access private
+ *
+ * @global wpdb $wpdb The WordPress database class.
+ * @global string $table_prefix The database table prefix.
*/
function wp_set_wpdb_vars() {
global $wpdb, $table_prefix;
@@ -327,7 +389,7 @@ function wp_set_wpdb_vars() {
dead_db();
$wpdb->field_types = array( 'post_author' => '%d', 'post_parent' => '%d', 'menu_order' => '%d', 'term_id' => '%d', 'term_group' => '%d', 'term_taxonomy_id' => '%d',
- 'parent' => '%d', 'count' => '%d','object_id' => '%d', 'term_order' => '%d', 'ID' => '%d', 'commment_ID' => '%d', 'comment_post_ID' => '%d', 'comment_parent' => '%d',
+ 'parent' => '%d', 'count' => '%d','object_id' => '%d', 'term_order' => '%d', 'ID' => '%d', 'comment_ID' => '%d', 'comment_post_ID' => '%d', 'comment_parent' => '%d',
'user_id' => '%d', 'link_id' => '%d', 'link_owner' => '%d', 'link_rating' => '%d', 'option_id' => '%d', 'blog_id' => '%d', 'meta_id' => '%d', 'post_id' => '%d',
'user_status' => '%d', 'umeta_id' => '%d', 'comment_karma' => '%d', 'comment_count' => '%d',
// multisite:
@@ -336,90 +398,129 @@ function wp_set_wpdb_vars() {
$prefix = $wpdb->set_prefix( $table_prefix );
- if ( is_wp_error( $prefix ) )
- wp_die( /*WP_I18N_BAD_PREFIX*/'ERROR: $table_prefix
in wp-config.php
can only contain numbers, letters, and underscores.'/*/WP_I18N_BAD_PREFIX*/ );
+ if ( is_wp_error( $prefix ) ) {
+ wp_load_translations_early();
+ wp_die(
+ /* translators: 1: $table_prefix 2: wp-config.php */
+ sprintf( __( 'ERROR: %1$s in %2$s can only contain numbers, letters, and underscores.' ),
+ '$table_prefix
',
+ 'wp-config.php
'
+ )
+ );
+ }
+}
+
+/**
+ * Toggle `$_wp_using_ext_object_cache` on and off without directly
+ * touching global.
+ *
+ * @since 3.7.0
+ *
+ * @global bool $_wp_using_ext_object_cache
+ *
+ * @param bool $using Whether external object cache is being used.
+ * @return bool The current 'using' setting.
+ */
+function wp_using_ext_object_cache( $using = null ) {
+ global $_wp_using_ext_object_cache;
+ $current_using = $_wp_using_ext_object_cache;
+ if ( null !== $using )
+ $_wp_using_ext_object_cache = $using;
+ return $current_using;
}
/**
- * Starts the WordPress object cache.
+ * Start the WordPress object cache.
*
* If an object-cache.php file exists in the wp-content directory,
* it uses that drop-in as an external object cache.
*
- * @access private
* @since 3.0.0
+ * @access private
+ *
+ * @global int $blog_id Blog ID.
*/
function wp_start_object_cache() {
- global $_wp_using_ext_object_cache;
+ global $blog_id;
$first_init = false;
if ( ! function_exists( 'wp_cache_init' ) ) {
if ( file_exists( WP_CONTENT_DIR . '/object-cache.php' ) ) {
require_once ( WP_CONTENT_DIR . '/object-cache.php' );
- $_wp_using_ext_object_cache = true;
- } else {
- require_once ( ABSPATH . WPINC . '/cache.php' );
- $_wp_using_ext_object_cache = false;
+ if ( function_exists( 'wp_cache_init' ) )
+ wp_using_ext_object_cache( true );
}
+
$first_init = true;
- } else if ( !$_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.
- $_wp_using_ext_object_cache = true;
+ } elseif ( ! wp_using_ext_object_cache() && file_exists( WP_CONTENT_DIR . '/object-cache.php' ) ) {
+ /*
+ * Sometimes advanced-cache.php can load object-cache.php before
+ * it is loaded here. This breaks the function_exists check above
+ * and can result in `$_wp_using_ext_object_cache` being set
+ * incorrectly. Double check if an external cache exists.
+ */
+ wp_using_ext_object_cache( true );
}
- // If cache supports reset, reset instead of init if already initialized.
- // Reset signals to the cache that global IDs have changed and it may need to update keys
- // and cleanup caches.
- if ( !$first_init && function_exists('wp_cache_reset') )
- wp_cache_reset();
- else
+ if ( ! wp_using_ext_object_cache() )
+ require_once ( ABSPATH . WPINC . '/cache.php' );
+
+ /*
+ * If cache supports reset, reset instead of init if already
+ * initialized. Reset signals to the cache that global IDs
+ * have changed and it may need to update keys and cleanup caches.
+ */
+ if ( ! $first_init && function_exists( 'wp_cache_switch_to_blog' ) )
+ wp_cache_switch_to_blog( $blog_id );
+ elseif ( function_exists( 'wp_cache_init' ) )
wp_cache_init();
if ( function_exists( 'wp_cache_add_global_groups' ) ) {
- wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts' ) );
+ wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'useremail', 'userslugs', 'site-transient', 'site-options', 'site-lookup', 'blog-lookup', 'blog-details', 'rss', 'global-posts', 'blog-id-cache', 'networks', 'sites' ) );
wp_cache_add_non_persistent_groups( array( 'comment', 'counts', 'plugins' ) );
}
}
/**
- * Redirects to the installer if WordPress is not installed.
+ * Redirect to the installer if WordPress is not installed.
*
- * Dies with an error message when multisite is enabled.
+ * Dies with an error message when Multisite is enabled.
*
- * @access private
* @since 3.0.0
+ * @access private
*/
function wp_not_installed() {
if ( is_multisite() ) {
- if ( ! is_blog_installed() && ! defined( 'WP_INSTALLING' ) )
+ if ( ! is_blog_installed() && ! wp_installing() ) {
+ nocache_headers();
+
wp_die( __( 'The site you have requested is not installed properly. Please contact the system administrator.' ) );
- } elseif ( ! is_blog_installed() && false === strpos( $_SERVER['PHP_SELF'], 'install.php' ) && !defined( 'WP_INSTALLING' ) ) {
- if ( defined( 'WP_SITEURL' ) )
- $link = WP_SITEURL . '/wp-admin/install.php';
- elseif ( false !== strpos( $_SERVER['PHP_SELF'], 'wp-admin' ) )
- $link = preg_replace( '|/wp-admin/?.*?$|', '/', $_SERVER['PHP_SELF'] ) . 'wp-admin/install.php';
- else
- $link = preg_replace( '|/[^/]+?$|', '/', $_SERVER['PHP_SELF'] ) . 'wp-admin/install.php';
+ }
+ } elseif ( ! is_blog_installed() && ! wp_installing() ) {
+ nocache_headers();
+
require( ABSPATH . WPINC . '/kses.php' );
require( ABSPATH . WPINC . '/pluggable.php' );
require( ABSPATH . WPINC . '/formatting.php' );
+
+ $link = wp_guess_url() . '/wp-admin/install.php';
+
wp_redirect( $link );
die();
}
}
/**
- * Returns array of must-use plugin files to be included in global scope.
+ * Retrieve an array of must-use plugin files.
*
- * The default directory is wp-content/mu-plugins. To change the default directory
- * manually, define WPMU_PLUGIN_DIR
and WPMU_PLUGIN_URL
+ * The default directory is wp-content/mu-plugins. To change the default
+ * directory manually, define `WPMU_PLUGIN_DIR` and `WPMU_PLUGIN_URL`
* in wp-config.php.
*
- * @access private
* @since 3.0.0
- * @return array Files to include
+ * @access private
+ *
+ * @return array Files to include.
*/
function wp_get_mu_plugins() {
$mu_plugins = array();
@@ -438,42 +539,40 @@ function wp_get_mu_plugins() {
}
/**
- * Returns array of plugin files to be included in global scope.
+ * Retrieve an array of active and valid plugin files.
+ *
+ * While upgrading or installing WordPress, no plugins are returned.
*
- * The default directory is wp-content/plugins. To change the default directory
- * manually, define WP_PLUGIN_DIR
and WP_PLUGIN_URL
+ * The default directory is wp-content/plugins. To change the default
+ * directory manually, define `WP_PLUGIN_DIR` and `WP_PLUGIN_URL`
* in wp-config.php.
*
- * @access private
* @since 3.0.0
- * @return array Files to include
+ * @access private
+ *
+ * @return array Files.
*/
function wp_get_active_and_valid_plugins() {
$plugins = array();
$active_plugins = (array) get_option( 'active_plugins', array() );
- // Get active network plugins
- if ( is_multisite() ) {
- $active_sitewide_plugins = (array) get_site_option( 'active_sitewide_plugins', array() );
- if ( !empty($active_sitewide_plugins) ) {
- $active_plugins = array_merge( $active_plugins, array_keys( $active_sitewide_plugins ) );
- sort( $active_plugins );
- }
- }
-
// Check for hacks file if the option is enabled
if ( get_option( 'hack_file' ) && file_exists( ABSPATH . 'my-hacks.php' ) ) {
_deprecated_file( 'my-hacks.php', '1.5' );
array_unshift( $plugins, ABSPATH . 'my-hacks.php' );
}
- if ( empty( $active_plugins ) || defined( 'WP_INSTALLING' ) )
+ if ( empty( $active_plugins ) || wp_installing() )
return $plugins;
+ $network_plugins = is_multisite() ? wp_get_active_network_plugins() : false;
+
foreach ( $active_plugins as $plugin ) {
if ( ! validate_file( $plugin ) // $plugin must validate as file
&& '.php' == substr( $plugin, -4 ) // $plugin must end with '.php'
&& file_exists( WP_PLUGIN_DIR . '/' . $plugin ) // $plugin must exist
+ // not already included as a network plugin
+ && ( ! $network_plugins || ! in_array( WP_PLUGIN_DIR . '/' . $plugin, $network_plugins ) )
)
$plugins[] = WP_PLUGIN_DIR . '/' . $plugin;
}
@@ -481,29 +580,30 @@ function wp_get_active_and_valid_plugins() {
}
/**
- * Sets internal encoding using mb_internal_encoding().
+ * Set internal encoding.
*
- * In most cases the default internal encoding is latin1, which is of no use,
- * since we want to use the mb_ functions for utf-8 strings.
+ * In most cases the default internal encoding is latin1, which is
+ * of no use, since we want to use the `mb_` functions for `utf-8` strings.
*
- * @access private
* @since 3.0.0
+ * @access private
*/
function wp_set_internal_encoding() {
if ( function_exists( 'mb_internal_encoding' ) ) {
- if ( !@mb_internal_encoding( get_option( 'blog_charset' ) ) )
+ $charset = get_option( 'blog_charset' );
+ if ( ! $charset || ! @mb_internal_encoding( $charset ) )
mb_internal_encoding( 'UTF-8' );
}
}
/**
- * Add magic quotes to $_GET, $_POST, $_COOKIE, and $_SERVER.
+ * Add magic quotes to `$_GET`, `$_POST`, `$_COOKIE`, and `$_SERVER`.
*
- * Also forces $_REQUEST to be $_GET + $_POST. If $_SERVER, $_COOKIE,
- * or $_ENV are needed, use those superglobals directly.
+ * Also forces `$_REQUEST` to be `$_GET + $_POST`. If `$_SERVER`,
+ * `$_COOKIE`, or `$_ENV` are needed, use those superglobals directly.
*
- * @access private
* @since 3.0.0
+ * @access private
*/
function wp_magic_quotes() {
// If already slashed, strip.
@@ -526,54 +626,131 @@ function wp_magic_quotes() {
/**
* Runs just before PHP shuts down execution.
*
- * @access private
* @since 1.2.0
+ * @access private
*/
function shutdown_action_hook() {
+ /**
+ * Fires just before PHP shuts down execution.
+ *
+ * @since 1.2.0
+ */
do_action( 'shutdown' );
+
wp_cache_close();
}
/**
* Copy an object.
*
- * Returns a cloned copy of an object.
- *
* @since 2.7.0
+ * @deprecated 3.2.0
*
- * @param object $object The object to clone
- * @return object The cloned object
+ * @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;
+ // Use parens for clone to accommodate PHP 4. See #17880
+ return clone( $object );
}
/**
- * Whether the current request is in WordPress admin Panel
+ * Whether the current request is for an administrative interface page.
*
- * Does not inform on whether the user is an admin! Use capability checks to
- * tell if the user should be accessing a section or not.
+ * Does not check if the user is an administrator; {@see current_user_can()}
+ * for checking roles and capabilities.
*
* @since 1.5.1
*
- * @return bool True if inside WordPress administration pages.
+ * @global WP_Screen $current_screen
+ *
+ * @return bool True if inside WordPress administration interface, false otherwise.
*/
function is_admin() {
- if ( defined( 'WP_ADMIN' ) )
+ if ( isset( $GLOBALS['current_screen'] ) )
+ return $GLOBALS['current_screen']->in_admin();
+ elseif ( defined( 'WP_ADMIN' ) )
return WP_ADMIN;
+
+ return false;
+}
+
+/**
+ * Whether the current request is for a site's admininstrative interface.
+ *
+ * e.g. `/wp-admin/`
+ *
+ * Does not check if the user is an administrator; {@see current_user_can()}
+ * for checking roles and capabilities.
+ *
+ * @since 3.1.0
+ *
+ * @global WP_Screen $current_screen
+ *
+ * @return bool True if inside WordPress blog administration pages.
+ */
+function is_blog_admin() {
+ if ( isset( $GLOBALS['current_screen'] ) )
+ return $GLOBALS['current_screen']->in_admin( 'site' );
+ elseif ( defined( 'WP_BLOG_ADMIN' ) )
+ return WP_BLOG_ADMIN;
+
+ return false;
+}
+
+/**
+ * Whether the current request is for the network administrative interface.
+ *
+ * e.g. `/wp-admin/network/`
+ *
+ * Does not check if the user is an administrator; {@see current_user_can()}
+ * for checking roles and capabilities.
+ *
+ * @since 3.1.0
+ *
+ * @global WP_Screen $current_screen
+ *
+ * @return bool True if inside WordPress network administration pages.
+ */
+function is_network_admin() {
+ if ( isset( $GLOBALS['current_screen'] ) )
+ return $GLOBALS['current_screen']->in_admin( 'network' );
+ elseif ( defined( 'WP_NETWORK_ADMIN' ) )
+ return WP_NETWORK_ADMIN;
+
+ return false;
+}
+
+/**
+ * Whether the current request is for a user admin screen.
+ *
+ * e.g. `/wp-admin/user/`
+ *
+ * Does not inform on whether the user is an admin! Use capability
+ * checks to tell if the user should be accessing a section or not
+ * {@see current_user_can()}.
+ *
+ * @since 3.1.0
+ *
+ * @global WP_Screen $current_screen
+ *
+ * @return bool True if inside WordPress user administration pages.
+ */
+function is_user_admin() {
+ if ( isset( $GLOBALS['current_screen'] ) )
+ return $GLOBALS['current_screen']->in_admin( 'user' );
+ elseif ( defined( 'WP_USER_ADMIN' ) )
+ return WP_USER_ADMIN;
+
return false;
}
/**
- * Whether Multisite support is enabled
+ * If Multisite is enabled.
*
* @since 3.0.0
*
- * @return bool True if multisite is enabled, false otherwise.
+ * @return bool True if Multisite is enabled, false otherwise.
*/
function is_multisite() {
if ( defined( 'MULTISITE' ) )
@@ -585,4 +762,136 @@ function is_multisite() {
return false;
}
-?>
+/**
+ * Retrieve the current site ID.
+ *
+ * @since 3.1.0
+ *
+ * @global int $blog_id
+ *
+ * @return int Site ID.
+ */
+function get_current_blog_id() {
+ global $blog_id;
+ return absint($blog_id);
+}
+
+/**
+ * Attempt an early load of translations.
+ *
+ * Used for errors encountered during the initial loading process, before
+ * the locale has been properly detected and loaded.
+ *
+ * Designed for unusual load sequences (like setup-config.php) or for when
+ * the script will then terminate with an error, otherwise there is a risk
+ * that a file can be double-included.
+ *
+ * @since 3.4.0
+ * @access private
+ *
+ * @global string $text_direction
+ * @global WP_Locale $wp_locale The WordPress date and time locale object.
+ *
+ * @staticvar bool $loaded
+ */
+function wp_load_translations_early() {
+ global $text_direction, $wp_locale;
+
+ static $loaded = false;
+ if ( $loaded )
+ return;
+ $loaded = true;
+
+ if ( function_exists( 'did_action' ) && did_action( 'init' ) )
+ return;
+
+ // We need $wp_local_package
+ require ABSPATH . WPINC . '/version.php';
+
+ // Translation and localization
+ require_once ABSPATH . WPINC . '/pomo/mo.php';
+ require_once ABSPATH . WPINC . '/l10n.php';
+ require_once ABSPATH . WPINC . '/locale.php';
+
+ // General libraries
+ require_once ABSPATH . WPINC . '/plugin.php';
+
+ $locales = $locations = array();
+
+ while ( true ) {
+ if ( defined( 'WPLANG' ) ) {
+ if ( '' == WPLANG )
+ break;
+ $locales[] = WPLANG;
+ }
+
+ if ( isset( $wp_local_package ) )
+ $locales[] = $wp_local_package;
+
+ if ( ! $locales )
+ break;
+
+ if ( defined( 'WP_LANG_DIR' ) && @is_dir( WP_LANG_DIR ) )
+ $locations[] = WP_LANG_DIR;
+
+ if ( defined( 'WP_CONTENT_DIR' ) && @is_dir( WP_CONTENT_DIR . '/languages' ) )
+ $locations[] = WP_CONTENT_DIR . '/languages';
+
+ if ( @is_dir( ABSPATH . 'wp-content/languages' ) )
+ $locations[] = ABSPATH . 'wp-content/languages';
+
+ if ( @is_dir( ABSPATH . WPINC . '/languages' ) )
+ $locations[] = ABSPATH . WPINC . '/languages';
+
+ if ( ! $locations )
+ break;
+
+ $locations = array_unique( $locations );
+
+ foreach ( $locales as $locale ) {
+ foreach ( $locations as $location ) {
+ if ( file_exists( $location . '/' . $locale . '.mo' ) ) {
+ load_textdomain( 'default', $location . '/' . $locale . '.mo' );
+ if ( defined( 'WP_SETUP_CONFIG' ) && file_exists( $location . '/admin-' . $locale . '.mo' ) )
+ load_textdomain( 'default', $location . '/admin-' . $locale . '.mo' );
+ break 2;
+ }
+ }
+ }
+
+ break;
+ }
+
+ $wp_locale = new WP_Locale();
+}
+
+/**
+ * Check or set whether WordPress is in "installation" mode.
+ *
+ * If the `WP_INSTALLING` constant is defined during the bootstrap, `wp_installing()` will default to `true`.
+ *
+ * @since 4.4.0
+ *
+ * @staticvar bool $installing
+ *
+ * @param bool $is_installing Optional. True to set WP into Installing mode, false to turn Installing mode off.
+ * Omit this parameter if you only want to fetch the current status.
+ * @return bool True if WP is installing, otherwise false. When a `$is_installing` is passed, the function will
+ * report whether WP was in installing mode prior to the change to `$is_installing`.
+ */
+function wp_installing( $is_installing = null ) {
+ static $installing = null;
+
+ // Support for the `WP_INSTALLING` constant, defined before WP is loaded.
+ if ( is_null( $installing ) ) {
+ $installing = defined( 'WP_INSTALLING' ) && WP_INSTALLING;
+ }
+
+ if ( ! is_null( $is_installing ) ) {
+ $old_installing = $installing;
+ $installing = $is_installing;
+ return (bool) $old_installing;
+ }
+
+ return (bool) $installing;
+}