514 lines
16 KiB
PHP
514 lines
16 KiB
PHP
<?php
|
|
/**
|
|
* A simple set of functions to check our version 1.0 update service.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.3.0
|
|
*/
|
|
|
|
/**
|
|
* Check WordPress version against the newest version.
|
|
*
|
|
* The WordPress version, PHP version, and Locale is sent. Checks against the
|
|
* WordPress server at api.wordpress.org server. Will only check if WordPress
|
|
* isn't installing.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.3.0
|
|
* @uses $wp_version Used to check against the newest WordPress version.
|
|
*
|
|
* @return mixed Returns null if update is unsupported. Returns false if check is too soon.
|
|
*/
|
|
function wp_version_check() {
|
|
if ( defined('WP_INSTALLING') )
|
|
return;
|
|
|
|
global $wpdb, $wp_local_package;
|
|
include ABSPATH . WPINC . '/version.php'; // include an unmodified $wp_version
|
|
$php_version = phpversion();
|
|
|
|
$current = get_site_transient( 'update_core' );
|
|
if ( ! is_object($current) ) {
|
|
$current = new stdClass;
|
|
$current->updates = array();
|
|
$current->version_checked = $wp_version;
|
|
}
|
|
|
|
// Wait 60 seconds between multiple version check requests
|
|
$timeout = 60;
|
|
$time_not_changed = isset( $current->last_checked ) && $timeout > ( time() - $current->last_checked );
|
|
if ( $time_not_changed )
|
|
return false;
|
|
|
|
$locale = apply_filters( 'core_version_check_locale', get_locale() );
|
|
|
|
// Update last_checked for current to prevent multiple blocking requests if request hangs
|
|
$current->last_checked = time();
|
|
set_site_transient( 'update_core', $current );
|
|
|
|
if ( method_exists( $wpdb, 'db_version' ) )
|
|
$mysql_version = preg_replace('/[^0-9.].*/', '', $wpdb->db_version());
|
|
else
|
|
$mysql_version = 'N/A';
|
|
|
|
if ( is_multisite() ) {
|
|
$user_count = get_user_count();
|
|
$num_blogs = get_blog_count();
|
|
$wp_install = network_site_url();
|
|
$multisite_enabled = 1;
|
|
} else {
|
|
$user_count = count_users();
|
|
$user_count = $user_count['total_users'];
|
|
$multisite_enabled = 0;
|
|
$num_blogs = 1;
|
|
$wp_install = home_url( '/' );
|
|
}
|
|
|
|
$query = array(
|
|
'version' => $wp_version,
|
|
'php' => $php_version,
|
|
'locale' => $locale,
|
|
'mysql' => $mysql_version,
|
|
'local_package' => isset( $wp_local_package ) ? $wp_local_package : '',
|
|
'blogs' => $num_blogs,
|
|
'users' => $user_count,
|
|
'multisite_enabled' => $multisite_enabled
|
|
);
|
|
|
|
$url = 'http://api.wordpress.org/core/version-check/1.7/?' . http_build_query( $query, null, '&' );
|
|
if ( wp_http_supports( array( 'ssl' ) ) )
|
|
$url = set_url_scheme( $url, 'https' );
|
|
|
|
$options = array(
|
|
'timeout' => ( ( defined('DOING_CRON') && DOING_CRON ) ? 30 : 3 ),
|
|
'user-agent' => 'WordPress/' . $wp_version . '; ' . home_url( '/' ),
|
|
'headers' => array(
|
|
'wp_install' => $wp_install,
|
|
'wp_blog' => home_url( '/' )
|
|
)
|
|
);
|
|
|
|
$response = wp_remote_get($url, $options);
|
|
|
|
if ( is_wp_error( $response ) || 200 != wp_remote_retrieve_response_code( $response ) )
|
|
return false;
|
|
|
|
$body = trim( wp_remote_retrieve_body( $response ) );
|
|
$body = json_decode( $body, true );
|
|
|
|
if ( ! is_array( $body ) || ! isset( $body['offers'] ) )
|
|
return false;
|
|
|
|
$offers = $body['offers'];
|
|
|
|
foreach ( $offers as &$offer ) {
|
|
foreach ( $offer as $offer_key => $value ) {
|
|
if ( 'packages' == $offer_key )
|
|
$offer['packages'] = (object) array_intersect_key( array_map( 'esc_url', $offer['packages'] ),
|
|
array_fill_keys( array( 'full', 'no_content', 'new_bundled', 'partial' ), '' ) );
|
|
elseif ( 'download' == $offer_key )
|
|
$offer['download'] = esc_url( $value );
|
|
else
|
|
$offer[ $offer_key ] = esc_html( $value );
|
|
}
|
|
$offer = (object) array_intersect_key( $offer, array_fill_keys( array( 'response', 'download', 'locale',
|
|
'packages', 'current', 'version', 'php_version', 'mysql_version', 'new_bundled', 'partial_version' ), '' ) );
|
|
}
|
|
|
|
$updates = new stdClass();
|
|
$updates->updates = $offers;
|
|
$updates->last_checked = time();
|
|
$updates->version_checked = $wp_version;
|
|
set_site_transient( 'update_core', $updates);
|
|
|
|
wp_auto_updates_maybe_queue( 'core' );
|
|
}
|
|
|
|
/**
|
|
* Check plugin versions against the latest versions hosted on WordPress.org.
|
|
*
|
|
* The WordPress version, PHP version, and Locale is sent along with a list of
|
|
* all plugins installed. Checks against the WordPress server at
|
|
* api.wordpress.org. Will only check if WordPress isn't installing.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.3.0
|
|
* @uses $wp_version Used to notify the WordPress version.
|
|
*
|
|
* @return mixed Returns null if update is unsupported. Returns false if check is too soon.
|
|
*/
|
|
function wp_update_plugins() {
|
|
include ABSPATH . WPINC . '/version.php'; // include an unmodified $wp_version
|
|
|
|
if ( defined('WP_INSTALLING') )
|
|
return false;
|
|
|
|
// If running blog-side, bail unless we've not checked in the last 12 hours
|
|
if ( !function_exists( 'get_plugins' ) )
|
|
require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
|
|
|
|
$plugins = get_plugins();
|
|
$active = get_option( 'active_plugins', array() );
|
|
$current = get_site_transient( 'update_plugins' );
|
|
if ( ! is_object($current) )
|
|
$current = new stdClass;
|
|
|
|
$new_option = new stdClass;
|
|
$new_option->last_checked = time();
|
|
|
|
// Check for update on a different schedule, depending on the page.
|
|
switch ( current_filter() ) {
|
|
case 'load-update-core.php' :
|
|
$timeout = MINUTE_IN_SECONDS;
|
|
break;
|
|
case 'load-plugins.php' :
|
|
case 'load-update.php' :
|
|
$timeout = HOUR_IN_SECONDS;
|
|
break;
|
|
default :
|
|
$timeout = 12 * HOUR_IN_SECONDS;
|
|
}
|
|
|
|
$time_not_changed = isset( $current->last_checked ) && $timeout > ( time() - $current->last_checked );
|
|
|
|
if ( $time_not_changed ) {
|
|
$plugin_changed = false;
|
|
foreach ( $plugins as $file => $p ) {
|
|
$new_option->checked[ $file ] = $p['Version'];
|
|
|
|
if ( !isset( $current->checked[ $file ] ) || strval($current->checked[ $file ]) !== strval($p['Version']) )
|
|
$plugin_changed = true;
|
|
}
|
|
|
|
if ( isset ( $current->response ) && is_array( $current->response ) ) {
|
|
foreach ( $current->response as $plugin_file => $update_details ) {
|
|
if ( ! isset($plugins[ $plugin_file ]) ) {
|
|
$plugin_changed = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Bail if we've checked recently and if nothing has changed
|
|
if ( ! $plugin_changed )
|
|
return false;
|
|
}
|
|
|
|
// Update last_checked for current to prevent multiple blocking requests if request hangs
|
|
$current->last_checked = time();
|
|
set_site_transient( 'update_plugins', $current );
|
|
|
|
$to_send = (object) compact('plugins', 'active');
|
|
|
|
$options = array(
|
|
'timeout' => ( ( defined('DOING_CRON') && DOING_CRON ) ? 30 : 3),
|
|
'body' => array( 'plugins' => serialize( $to_send ) ),
|
|
'user-agent' => 'WordPress/' . $wp_version . '; ' . get_bloginfo( 'url' )
|
|
);
|
|
|
|
$url = 'http://api.wordpress.org/plugins/update-check/1.0/';
|
|
if ( wp_http_supports( array( 'ssl' ) ) )
|
|
$url = set_url_scheme( $url, 'https' );
|
|
|
|
$raw_response = wp_remote_post( $url, $options );
|
|
|
|
if ( is_wp_error( $raw_response ) || 200 != wp_remote_retrieve_response_code( $raw_response ) )
|
|
return false;
|
|
|
|
$response = maybe_unserialize( wp_remote_retrieve_body( $raw_response ) );
|
|
|
|
if ( is_array( $response ) )
|
|
$new_option->response = $response;
|
|
else
|
|
$new_option->response = array();
|
|
|
|
set_site_transient( 'update_plugins', $new_option );
|
|
|
|
wp_auto_updates_maybe_queue( 'plugins' );
|
|
}
|
|
|
|
/**
|
|
* Check theme versions against the latest versions hosted on WordPress.org.
|
|
*
|
|
* A list of all themes installed in sent to WP. Checks against the
|
|
* WordPress server at api.wordpress.org. Will only check if WordPress isn't
|
|
* installing.
|
|
*
|
|
* @package WordPress
|
|
* @since 2.7.0
|
|
* @uses $wp_version Used to notify the WordPress version.
|
|
*
|
|
* @return mixed Returns null if update is unsupported. Returns false if check is too soon.
|
|
*/
|
|
function wp_update_themes() {
|
|
include ABSPATH . WPINC . '/version.php'; // include an unmodified $wp_version
|
|
|
|
if ( defined( 'WP_INSTALLING' ) )
|
|
return false;
|
|
|
|
$installed_themes = wp_get_themes();
|
|
$last_update = get_site_transient( 'update_themes' );
|
|
if ( ! is_object($last_update) )
|
|
$last_update = new stdClass;
|
|
|
|
$themes = array();
|
|
$checked = array();
|
|
|
|
// Put slug of current theme into request.
|
|
$themes['current_theme'] = get_option( 'stylesheet' );
|
|
|
|
foreach ( $installed_themes as $theme ) {
|
|
$checked[ $theme->get_stylesheet() ] = $theme->get('Version');
|
|
|
|
$themes[ $theme->get_stylesheet() ] = array(
|
|
'Name' => $theme->get('Name'),
|
|
'Title' => $theme->get('Name'),
|
|
'Version' => $theme->get('Version'),
|
|
'Author' => $theme->get('Author'),
|
|
'Author URI' => $theme->get('AuthorURI'),
|
|
'Template' => $theme->get_template(),
|
|
'Stylesheet' => $theme->get_stylesheet(),
|
|
);
|
|
}
|
|
|
|
// Check for update on a different schedule, depending on the page.
|
|
switch ( current_filter() ) {
|
|
case 'load-update-core.php' :
|
|
$timeout = MINUTE_IN_SECONDS;
|
|
break;
|
|
case 'load-themes.php' :
|
|
case 'load-update.php' :
|
|
$timeout = HOUR_IN_SECONDS;
|
|
break;
|
|
default :
|
|
$timeout = 12 * HOUR_IN_SECONDS;
|
|
}
|
|
|
|
$time_not_changed = isset( $last_update->last_checked ) && $timeout > ( time() - $last_update->last_checked );
|
|
|
|
if ( $time_not_changed ) {
|
|
$theme_changed = false;
|
|
foreach ( $checked as $slug => $v ) {
|
|
if ( !isset( $last_update->checked[ $slug ] ) || strval($last_update->checked[ $slug ]) !== strval($v) )
|
|
$theme_changed = true;
|
|
}
|
|
|
|
if ( isset ( $last_update->response ) && is_array( $last_update->response ) ) {
|
|
foreach ( $last_update->response as $slug => $update_details ) {
|
|
if ( ! isset($checked[ $slug ]) ) {
|
|
$theme_changed = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Bail if we've checked recently and if nothing has changed
|
|
if ( ! $theme_changed )
|
|
return false;
|
|
}
|
|
|
|
// Update last_checked for current to prevent multiple blocking requests if request hangs
|
|
$last_update->last_checked = time();
|
|
set_site_transient( 'update_themes', $last_update );
|
|
|
|
$options = array(
|
|
'timeout' => ( ( defined('DOING_CRON') && DOING_CRON ) ? 30 : 3),
|
|
'body' => array( 'themes' => serialize( $themes ) ),
|
|
'user-agent' => 'WordPress/' . $wp_version . '; ' . get_bloginfo( 'url' )
|
|
);
|
|
|
|
$url = 'http://api.wordpress.org/themes/update-check/1.0/';
|
|
if ( wp_http_supports( array( 'ssl' ) ) )
|
|
$url = set_url_scheme( $url, 'https' );
|
|
|
|
$raw_response = wp_remote_post( $url, $options );
|
|
|
|
if ( is_wp_error( $raw_response ) || 200 != wp_remote_retrieve_response_code( $raw_response ) )
|
|
return false;
|
|
|
|
$new_update = new stdClass;
|
|
$new_update->last_checked = time();
|
|
$new_update->checked = $checked;
|
|
|
|
$response = maybe_unserialize( wp_remote_retrieve_body( $raw_response ) );
|
|
if ( is_array( $response ) )
|
|
$new_update->response = $response;
|
|
|
|
set_site_transient( 'update_themes', $new_update );
|
|
|
|
wp_auto_updates_maybe_queue( 'themes' );
|
|
}
|
|
|
|
/**
|
|
* Queues a cron entry if a potentially upgrade is detected.
|
|
*
|
|
* @since 3.7.0
|
|
*
|
|
* @param string $type The type of update to check for, may be 'core', 'plugins', or, 'themes'.
|
|
*/
|
|
function wp_auto_updates_maybe_queue( $type = 'core' ) {
|
|
include_once ABSPATH . '/wp-admin/includes/class-wp-upgrader.php';
|
|
include_once ABSPATH . '/wp-admin/includes/update.php';
|
|
|
|
if ( WP_Automatic_Upgrader::upgrader_disabled() )
|
|
return;
|
|
|
|
$updates_available = false;
|
|
if ( 'core' == $type ) {
|
|
$updates_available = (bool) find_core_auto_update();
|
|
} elseif ( 'plugins' == $type ) {
|
|
$plugin_updates = get_site_transient( 'update_plugins' );
|
|
$updates_available = !empty( $plugin_updates->response );
|
|
} elseif ( 'themes' == $type ) {
|
|
$theme_updates = get_site_transient( 'update_themes' );
|
|
$updates_available = empty( $theme_updates->response );
|
|
}
|
|
|
|
if ( $updates_available && ! wp_next_scheduled( 'wp_auto_updates_execute' ) ) {
|
|
// If the transient update was triggered by a user pageview, update in an hours time, else, now.
|
|
$when_to_update = get_current_user_id() ? time() + HOUR_IN_SECONDS : time();
|
|
$when_to_update = apply_filters( 'auto_upgrade_when_to_upgrade', $when_to_update );
|
|
|
|
wp_schedule_single_event( $when_to_update, 'wp_auto_updates_execute' );
|
|
}
|
|
|
|
}
|
|
|
|
function wp_auto_updates_execute() {
|
|
include_once ABSPATH . '/wp-admin/includes/admin.php';
|
|
include_once ABSPATH . '/wp-admin/includes/class-wp-upgrader.php';
|
|
|
|
if ( WP_Automatic_Upgrader::upgrader_disabled() )
|
|
return;
|
|
|
|
WP_Automatic_Upgrader::perform_auto_updates();
|
|
}
|
|
|
|
/*
|
|
* Collect counts and UI strings for available updates
|
|
*
|
|
* @since 3.3.0
|
|
*
|
|
* @return array
|
|
*/
|
|
function wp_get_update_data() {
|
|
$counts = array( 'plugins' => 0, 'themes' => 0, 'wordpress' => 0 );
|
|
|
|
if ( current_user_can( 'update_plugins' ) ) {
|
|
$update_plugins = get_site_transient( 'update_plugins' );
|
|
if ( ! empty( $update_plugins->response ) )
|
|
$counts['plugins'] = count( $update_plugins->response );
|
|
}
|
|
|
|
if ( current_user_can( 'update_themes' ) ) {
|
|
$update_themes = get_site_transient( 'update_themes' );
|
|
if ( ! empty( $update_themes->response ) )
|
|
$counts['themes'] = count( $update_themes->response );
|
|
}
|
|
|
|
if ( function_exists( 'get_core_updates' ) && current_user_can( 'update_core' ) ) {
|
|
$update_wordpress = get_core_updates( array('dismissed' => false) );
|
|
if ( ! empty( $update_wordpress ) && ! in_array( $update_wordpress[0]->response, array('development', 'latest') ) && current_user_can('update_core') )
|
|
$counts['wordpress'] = 1;
|
|
}
|
|
|
|
$counts['total'] = $counts['plugins'] + $counts['themes'] + $counts['wordpress'];
|
|
$titles = array();
|
|
if ( $counts['wordpress'] )
|
|
$titles['wordpress'] = sprintf( __( '%d WordPress Update'), $counts['wordpress'] );
|
|
if ( $counts['plugins'] )
|
|
$titles['plugins'] = sprintf( _n( '%d Plugin Update', '%d Plugin Updates', $counts['plugins'] ), $counts['plugins'] );
|
|
if ( $counts['themes'] )
|
|
$titles['themes'] = sprintf( _n( '%d Theme Update', '%d Theme Updates', $counts['themes'] ), $counts['themes'] );
|
|
|
|
$update_title = $titles ? esc_attr( implode( ', ', $titles ) ) : '';
|
|
|
|
return apply_filters( 'wp_get_update_data', array( 'counts' => $counts, 'title' => $update_title ), $titles );
|
|
}
|
|
|
|
function _maybe_update_core() {
|
|
include ABSPATH . WPINC . '/version.php'; // include an unmodified $wp_version
|
|
|
|
$current = get_site_transient( 'update_core' );
|
|
|
|
if ( isset( $current->last_checked ) &&
|
|
12 * HOUR_IN_SECONDS > ( time() - $current->last_checked ) &&
|
|
isset( $current->version_checked ) &&
|
|
$current->version_checked == $wp_version )
|
|
return;
|
|
|
|
wp_version_check();
|
|
}
|
|
/**
|
|
* Check the last time plugins were run before checking plugin versions.
|
|
*
|
|
* This might have been backported to WordPress 2.6.1 for performance reasons.
|
|
* This is used for the wp-admin to check only so often instead of every page
|
|
* load.
|
|
*
|
|
* @since 2.7.0
|
|
* @access private
|
|
*/
|
|
function _maybe_update_plugins() {
|
|
$current = get_site_transient( 'update_plugins' );
|
|
if ( isset( $current->last_checked ) && 12 * HOUR_IN_SECONDS > ( time() - $current->last_checked ) )
|
|
return;
|
|
wp_update_plugins();
|
|
}
|
|
|
|
/**
|
|
* Check themes versions only after a duration of time.
|
|
*
|
|
* This is for performance reasons to make sure that on the theme version
|
|
* checker is not run on every page load.
|
|
*
|
|
* @since 2.7.0
|
|
* @access private
|
|
*/
|
|
function _maybe_update_themes() {
|
|
$current = get_site_transient( 'update_themes' );
|
|
if ( isset( $current->last_checked ) && 12 * HOUR_IN_SECONDS > ( time() - $current->last_checked ) )
|
|
return;
|
|
|
|
wp_update_themes();
|
|
}
|
|
|
|
/**
|
|
* Schedule core, theme, and plugin update checks.
|
|
*
|
|
* @since 3.1.0
|
|
*/
|
|
function wp_schedule_update_checks() {
|
|
if ( !wp_next_scheduled('wp_version_check') && !defined('WP_INSTALLING') )
|
|
wp_schedule_event(time(), 'twicedaily', 'wp_version_check');
|
|
|
|
if ( !wp_next_scheduled('wp_update_plugins') && !defined('WP_INSTALLING') )
|
|
wp_schedule_event(time(), 'twicedaily', 'wp_update_plugins');
|
|
|
|
if ( !wp_next_scheduled('wp_update_themes') && !defined('WP_INSTALLING') )
|
|
wp_schedule_event(time(), 'twicedaily', 'wp_update_themes');
|
|
}
|
|
|
|
if ( ( ! is_main_site() && ! is_network_admin() ) || ( defined( 'DOING_AJAX' ) && DOING_AJAX ) )
|
|
return;
|
|
|
|
add_action( 'admin_init', '_maybe_update_core' );
|
|
add_action( 'wp_version_check', 'wp_version_check' );
|
|
|
|
add_action( 'load-plugins.php', 'wp_update_plugins' );
|
|
add_action( 'load-update.php', 'wp_update_plugins' );
|
|
add_action( 'load-update-core.php', 'wp_update_plugins' );
|
|
add_action( 'admin_init', '_maybe_update_plugins' );
|
|
add_action( 'wp_update_plugins', 'wp_update_plugins' );
|
|
|
|
add_action( 'load-themes.php', 'wp_update_themes' );
|
|
add_action( 'load-update.php', 'wp_update_themes' );
|
|
add_action( 'load-update-core.php', 'wp_update_themes' );
|
|
add_action( 'admin_init', '_maybe_update_themes' );
|
|
add_action( 'wp_update_themes', 'wp_update_themes' );
|
|
|
|
// Automatic Updates - Cron callback
|
|
add_action( 'wp_auto_updates_execute', 'wp_auto_updates_execute' );
|
|
|
|
add_action('init', 'wp_schedule_update_checks');
|