Update WordPress to 5.2
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489b5a5914
commit
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599 changed files with 119573 additions and 55990 deletions
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@ -214,31 +214,16 @@ function wp_maintenance() {
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die();
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}
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require_once( ABSPATH . WPINC . '/functions.php' );
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wp_load_translations_early();
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$protocol = wp_get_server_protocol();
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header( "$protocol 503 Service Unavailable", true, 503 );
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header( 'Content-Type: text/html; charset=utf-8' );
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header( 'Retry-After: 600' );
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$dir_attr = '';
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if ( is_rtl() ) {
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$dir_attr = ' dir="rtl"';
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}
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?>
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<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml"<?php echo $dir_attr; ?>>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title><?php _e( 'Maintenance' ); ?></title>
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</head>
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<body>
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<h1><?php _e( 'Briefly unavailable for scheduled maintenance. Check back in a minute.' ); ?></h1>
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</body>
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</html>
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<?php
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die();
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wp_die(
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__( 'Briefly unavailable for scheduled maintenance. Check back in a minute.' ),
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__( 'Maintenance' ),
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503
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);
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}
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/**
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@ -697,6 +682,43 @@ function wp_get_active_and_valid_plugins() {
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}
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}
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/*
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* Remove plugins from the list of active plugins when we're on an endpoint
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* that should be protected against WSODs and the plugin is paused.
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*/
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if ( wp_is_recovery_mode() ) {
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$plugins = wp_skip_paused_plugins( $plugins );
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}
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return $plugins;
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}
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/**
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* Filters a given list of plugins, removing any paused plugins from it.
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*
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* @since 5.2.0
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*
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* @param array $plugins List of absolute plugin main file paths.
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* @return array Filtered value of $plugins, without any paused plugins.
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*/
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function wp_skip_paused_plugins( array $plugins ) {
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$paused_plugins = wp_paused_plugins()->get_all();
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if ( empty( $paused_plugins ) ) {
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return $plugins;
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}
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foreach ( $plugins as $index => $plugin ) {
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list( $plugin ) = explode( '/', plugin_basename( $plugin ) );
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if ( array_key_exists( $plugin, $paused_plugins ) ) {
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unset( $plugins[ $index ] );
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// Store list of paused plugins for displaying an admin notice.
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$GLOBALS['_paused_plugins'][ $plugin ] = $paused_plugins[ $plugin ];
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}
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}
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return $plugins;
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}
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@ -725,9 +747,146 @@ function wp_get_active_and_valid_themes() {
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$themes[] = TEMPLATEPATH;
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/*
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* Remove themes from the list of active themes when we're on an endpoint
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* that should be protected against WSODs and the theme is paused.
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*/
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if ( wp_is_recovery_mode() ) {
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$themes = wp_skip_paused_themes( $themes );
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// If no active and valid themes exist, skip loading themes.
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if ( empty( $themes ) ) {
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add_filter( 'wp_using_themes', '__return_false' );
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}
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}
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return $themes;
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}
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/**
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* Filters a given list of themes, removing any paused themes from it.
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*
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* @since 5.2.0
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*
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* @param array $themes List of absolute theme directory paths.
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* @return array Filtered value of $themes, without any paused themes.
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*/
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function wp_skip_paused_themes( array $themes ) {
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$paused_themes = wp_paused_themes()->get_all();
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if ( empty( $paused_themes ) ) {
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return $themes;
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}
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foreach ( $themes as $index => $theme ) {
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$theme = basename( $theme );
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if ( array_key_exists( $theme, $paused_themes ) ) {
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unset( $themes[ $index ] );
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// Store list of paused themes for displaying an admin notice.
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$GLOBALS['_paused_themes'][ $theme ] = $paused_themes[ $theme ];
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}
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}
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return $themes;
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}
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/**
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* Is WordPress in Recovery Mode.
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*
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* In this mode, plugins or themes that cause WSODs will be paused.
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*
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* @since 5.2.0
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*
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* @return bool
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*/
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function wp_is_recovery_mode() {
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return wp_recovery_mode()->is_active();
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}
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/**
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* Determines whether we are currently on an endpoint that should be protected against WSODs.
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*
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* @since 5.2.0
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*
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* @return bool True if the current endpoint should be protected.
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*/
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function is_protected_endpoint() {
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// Protect login pages.
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if ( isset( $GLOBALS['pagenow'] ) && 'wp-login.php' === $GLOBALS['pagenow'] ) {
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return true;
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}
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// Protect the admin backend.
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if ( is_admin() && ! wp_doing_ajax() ) {
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return true;
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}
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// Protect AJAX actions that could help resolve a fatal error should be available.
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if ( is_protected_ajax_action() ) {
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return true;
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}
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/**
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* Filters whether the current request is against a protected endpoint.
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*
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* This filter is only fired when an endpoint is requested which is not already protected by
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* WordPress core. As such, it exclusively allows providing further protected endpoints in
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* addition to the admin backend, login pages and protected AJAX actions.
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*
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* @since 5.2.0
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*
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* @param bool $is_protected_endpoint Whether the currently requested endpoint is protected. Default false.
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*/
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return (bool) apply_filters( 'is_protected_endpoint', false );
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}
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/**
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* Determines whether we are currently handling an AJAX action that should be protected against WSODs.
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*
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* @since 5.2.0
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*
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* @return bool True if the current AJAX action should be protected.
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*/
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function is_protected_ajax_action() {
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if ( ! wp_doing_ajax() ) {
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return false;
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}
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if ( ! isset( $_REQUEST['action'] ) ) {
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return false;
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}
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$actions_to_protect = array(
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'edit-theme-plugin-file', // Saving changes in the core code editor.
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'heartbeat', // Keep the heart beating.
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'install-plugin', // Installing a new plugin.
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'install-theme', // Installing a new theme.
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'search-plugins', // Searching in the list of plugins.
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'search-install-plugins', // Searching for a plugin in the plugin install screen.
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'update-plugin', // Update an existing plugin.
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'update-theme', // Update an existing theme.
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);
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/**
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* Filters the array of protected AJAX actions.
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*
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* This filter is only fired when doing AJAX and the AJAX request has an 'action' property.
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*
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* @since 5.2.0
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*
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* @param array $actions_to_protect Array of strings with AJAX actions to protect.
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*/
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$actions_to_protect = (array) apply_filters( 'wp_protected_ajax_actions', $actions_to_protect );
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if ( ! in_array( $_REQUEST['action'], $actions_to_protect, true ) ) {
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return false;
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}
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return true;
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}
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/**
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* Set internal encoding.
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*
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@ -1285,6 +1444,9 @@ function wp_start_scraping_edited_file_errors() {
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echo "###### wp_scraping_result_end:$key ######";
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die();
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}
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if ( ! defined( 'WP_SANDBOX_SCRAPING' ) ) {
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define( 'WP_SANDBOX_SCRAPING', true );
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}
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register_shutdown_function( 'wp_finalize_scraping_edited_file_errors', $key );
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}
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@ -1327,3 +1489,63 @@ function wp_is_json_request() {
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return false;
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}
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/**
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* Checks whether current request is a JSONP request, or is expecting a JSONP response.
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*
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* @since 5.2.0
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*
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* @return bool True if JSONP request, false otherwise.
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*/
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function wp_is_jsonp_request() {
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if ( ! isset( $_GET['_jsonp'] ) ) {
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return false;
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}
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if ( ! function_exists( 'wp_check_jsonp_callback' ) ) {
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require_once ABSPATH . WPINC . '/functions.php';
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}
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$jsonp_callback = $_GET['_jsonp'];
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if ( ! wp_check_jsonp_callback( $jsonp_callback ) ) {
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return false;
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}
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/** This filter is documented in wp-includes/rest-api/class-wp-rest-server.php */
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$jsonp_enabled = apply_filters( 'rest_jsonp_enabled', true );
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return $jsonp_enabled;
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}
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/**
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* Checks whether current request is an XML request, or is expecting an XML response.
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*
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* @since 5.2.0
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*
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* @return bool True if Accepts or Content-Type headers contain xml, false otherwise.
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*/
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function wp_is_xml_request() {
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$accepted = array(
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'text/xml',
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'application/rss+xml',
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'application/atom+xml',
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'application/rdf+xml',
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'text/xml+oembed',
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'application/xml+oembed',
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);
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if ( isset( $_SERVER['HTTP_ACCEPT'] ) ) {
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foreach ( $accepted as $type ) {
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if ( false !== strpos( $_SERVER['HTTP_ACCEPT'], $type ) ) {
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return true;
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}
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}
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}
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if ( isset( $_SERVER['CONTENT_TYPE'] ) && in_array( $_SERVER['CONTENT_TYPE'], $accepted, true ) ) {
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return true;
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}
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return false;
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}
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