435 lines
12 KiB
PHP
435 lines
12 KiB
PHP
<?php
|
|
/**
|
|
* Class for testing automatic updates in the WordPress code.
|
|
*
|
|
* @package WordPress
|
|
* @subpackage Site_Health
|
|
* @since 5.2.0
|
|
*/
|
|
|
|
class WP_Site_Health_Auto_Updates {
|
|
/**
|
|
* WP_Site_Health_Auto_Updates constructor.
|
|
* @since 5.2.0
|
|
*/
|
|
public function __construct() {
|
|
include_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
|
|
}
|
|
|
|
|
|
/**
|
|
* Run tests to determine if auto-updates can run.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @return array The test results.
|
|
*/
|
|
public function run_tests() {
|
|
$tests = array(
|
|
$this->test_constants( 'DISALLOW_FILE_MODS', false ),
|
|
$this->test_constants( 'AUTOMATIC_UPDATER_DISABLED', false ),
|
|
$this->test_constants( 'WP_AUTO_UPDATE_CORE', true ),
|
|
$this->test_wp_version_check_attached(),
|
|
$this->test_filters_automatic_updater_disabled(),
|
|
$this->test_if_failed_update(),
|
|
$this->test_vcs_abspath(),
|
|
$this->test_check_wp_filesystem_method(),
|
|
$this->test_all_files_writable(),
|
|
$this->test_accepts_dev_updates(),
|
|
$this->test_accepts_minor_updates(),
|
|
);
|
|
|
|
$tests = array_filter( $tests );
|
|
$tests = array_map(
|
|
function( $test ) {
|
|
$test = (object) $test;
|
|
|
|
if ( empty( $test->severity ) ) {
|
|
$test->severity = 'warning';
|
|
}
|
|
|
|
return $test;
|
|
},
|
|
$tests
|
|
);
|
|
|
|
return $tests;
|
|
}
|
|
|
|
/**
|
|
* Test if auto-updated related constants are set correctly.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @param string $constant The name of the constant to check.
|
|
* @param bool $value The value that the constant should be, if set.
|
|
* @return array The test results.
|
|
*/
|
|
public function test_constants( $constant, $value ) {
|
|
if ( defined( $constant ) && constant( $constant ) != $allowed_constants[ $constant ] ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
/* translators: %s: Name of the constant used. */
|
|
__( 'The %s constant is defined and enabled.' ),
|
|
"<code>$constant</code>"
|
|
),
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check if updates are intercepted by a filter.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @return array The test results.
|
|
*/
|
|
public function test_wp_version_check_attached() {
|
|
$cookies = wp_unslash( $_COOKIE );
|
|
$timeout = 10;
|
|
$headers = array(
|
|
'Cache-Control' => 'no-cache',
|
|
);
|
|
|
|
// Include Basic auth in loopback requests.
|
|
if ( isset( $_SERVER['PHP_AUTH_USER'] ) && isset( $_SERVER['PHP_AUTH_PW'] ) ) {
|
|
$headers['Authorization'] = 'Basic ' . base64_encode( wp_unslash( $_SERVER['PHP_AUTH_USER'] ) . ':' . wp_unslash( $_SERVER['PHP_AUTH_PW'] ) );
|
|
}
|
|
|
|
$url = add_query_arg(
|
|
array(
|
|
'health-check-test-wp_version_check' => true,
|
|
),
|
|
admin_url( 'site-health.php' )
|
|
);
|
|
|
|
$test = wp_remote_get( $url, compact( 'cookies', 'headers', 'timeout' ) );
|
|
|
|
$response = wp_remote_retrieve_body( $test );
|
|
|
|
if ( 'yes' !== $response ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
/* translators: %s: Name of the filter used. */
|
|
__( 'A plugin has prevented updates by disabling %s.' ),
|
|
'<code>wp_version_check()</code>'
|
|
),
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check if automatic updates are disabled by a filter.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @return array The test results.
|
|
*/
|
|
public function test_filters_automatic_updater_disabled() {
|
|
if ( apply_filters( 'automatic_updater_disabled', false ) ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
/* translators: %s: Name of the filter used. */
|
|
__( 'The %s filter is enabled.' ),
|
|
'<code>automatic_updater_disabled</code>'
|
|
),
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check if automatic updates have tried to run, but failed, previously.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @return array|bool The test results. false if the auto updates failed.
|
|
*/
|
|
function test_if_failed_update() {
|
|
$failed = get_site_option( 'auto_core_update_failed' );
|
|
|
|
if ( ! $failed ) {
|
|
return false;
|
|
}
|
|
|
|
if ( ! empty( $failed['critical'] ) ) {
|
|
$description = __( 'A previous automatic background update ended with a critical failure, so updates are now disabled.' );
|
|
$description .= ' ' . __( 'You would have received an email because of this.' );
|
|
$description .= ' ' . __( "When you've been able to update using the \"Update Now\" button on Dashboard > Updates, we'll clear this error for future update attempts." );
|
|
$description .= ' ' . sprintf(
|
|
/* translators: %s: Code of error shown. */
|
|
__( 'The error code was %s.' ),
|
|
'<code>' . $failed['error_code'] . '</code>'
|
|
);
|
|
return array(
|
|
'description' => $description,
|
|
'severity' => 'warning',
|
|
);
|
|
}
|
|
|
|
$description = __( 'A previous automatic background update could not occur.' );
|
|
if ( empty( $failed['retry'] ) ) {
|
|
$description .= ' ' . __( 'You would have received an email because of this.' );
|
|
}
|
|
|
|
$description .= ' ' . __( "We'll try again with the next release." );
|
|
$description .= ' ' . sprintf(
|
|
/* translators: %s: Code of error shown. */
|
|
__( 'The error code was %s.' ),
|
|
'<code>' . $failed['error_code'] . '</code>'
|
|
);
|
|
return array(
|
|
'description' => $description,
|
|
'severity' => 'warning',
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Check if WordPress is controlled by a VCS (Git, Subversion etc).
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @return array The test results.
|
|
*/
|
|
public function test_vcs_abspath() {
|
|
$context_dirs = array( ABSPATH );
|
|
$vcs_dirs = array( '.svn', '.git', '.hg', '.bzr' );
|
|
$check_dirs = array();
|
|
|
|
foreach ( $context_dirs as $context_dir ) {
|
|
// Walk up from $context_dir to the root.
|
|
do {
|
|
$check_dirs[] = $context_dir;
|
|
|
|
// Once we've hit '/' or 'C:\', we need to stop. dirname will keep returning the input here.
|
|
if ( dirname( $context_dir ) == $context_dir ) {
|
|
break;
|
|
}
|
|
|
|
// Continue one level at a time.
|
|
} while ( $context_dir = dirname( $context_dir ) );
|
|
}
|
|
|
|
$check_dirs = array_unique( $check_dirs );
|
|
|
|
// Search all directories we've found for evidence of version control.
|
|
foreach ( $vcs_dirs as $vcs_dir ) {
|
|
foreach ( $check_dirs as $check_dir ) {
|
|
// phpcs:ignore
|
|
if ( $checkout = @is_dir( rtrim( $check_dir, '\\/' ) . "/$vcs_dir" ) ) {
|
|
break 2;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( $checkout && ! apply_filters( 'automatic_updates_is_vcs_checkout', true, ABSPATH ) ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
// translators: 1: Folder name. 2: Version control directory. 3: Filter name.
|
|
__( 'The folder %1$s was detected as being under version control (%2$s), but the %3$s filter is allowing updates.' ),
|
|
'<code>' . $check_dir . '</code>',
|
|
"<code>$vcs_dir</code>",
|
|
'<code>automatic_updates_is_vcs_checkout</code>'
|
|
),
|
|
'severity' => 'info',
|
|
);
|
|
}
|
|
|
|
if ( $checkout ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
// translators: 1: Folder name. 2: Version control directory.
|
|
__( 'The folder %1$s was detected as being under version control (%2$s).' ),
|
|
'<code>' . $check_dir . '</code>',
|
|
"<code>$vcs_dir</code>"
|
|
),
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
|
|
return array(
|
|
'description' => __( 'No version control systems were detected.' ),
|
|
'severity' => 'pass',
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Check if we can access files without providing credentials.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @return array The test results.
|
|
*/
|
|
function test_check_wp_filesystem_method() {
|
|
$skin = new Automatic_Upgrader_Skin;
|
|
$success = $skin->request_filesystem_credentials( false, ABSPATH );
|
|
|
|
if ( ! $success ) {
|
|
$description = __( 'Your installation of WordPress prompts for FTP credentials to perform updates.' );
|
|
$description .= ' ' . __( '(Your site is performing updates over FTP due to file ownership. Talk to your hosting company.)' );
|
|
|
|
return array(
|
|
'description' => $description,
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
|
|
return array(
|
|
'description' => __( "Your installation of WordPress doesn't require FTP credentials to perform updates." ),
|
|
'severity' => 'pass',
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Check if core files are writable by the web user/group.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass.
|
|
*
|
|
* @return array|bool The test results. false if they're not writeable.
|
|
*/
|
|
function test_all_files_writable() {
|
|
global $wp_filesystem;
|
|
|
|
include ABSPATH . WPINC . '/version.php'; // $wp_version; // x.y.z
|
|
|
|
$skin = new Automatic_Upgrader_Skin;
|
|
$success = $skin->request_filesystem_credentials( false, ABSPATH );
|
|
|
|
if ( ! $success ) {
|
|
return false;
|
|
}
|
|
|
|
WP_Filesystem();
|
|
|
|
if ( 'direct' != $wp_filesystem->method ) {
|
|
return false;
|
|
}
|
|
|
|
$checksums = get_core_checksums( $wp_version, 'en_US' );
|
|
$dev = ( false !== strpos( $wp_version, '-' ) );
|
|
// Get the last stable version's files and test against that
|
|
if ( ! $checksums && $dev ) {
|
|
$checksums = get_core_checksums( (float) $wp_version - 0.1, 'en_US' );
|
|
}
|
|
|
|
// There aren't always checksums for development releases, so just skip the test if we still can't find any
|
|
if ( ! $checksums && $dev ) {
|
|
return false;
|
|
}
|
|
|
|
if ( ! $checksums ) {
|
|
$description = sprintf(
|
|
// translators: %s: WordPress version
|
|
__( "Couldn't retrieve a list of the checksums for WordPress %s." ),
|
|
$wp_version
|
|
);
|
|
$description .= ' ' . __( 'This could mean that connections are failing to WordPress.org.' );
|
|
return array(
|
|
'description' => $description,
|
|
'severity' => 'warning',
|
|
);
|
|
}
|
|
|
|
$unwritable_files = array();
|
|
foreach ( array_keys( $checksums ) as $file ) {
|
|
if ( 'wp-content' == substr( $file, 0, 10 ) ) {
|
|
continue;
|
|
}
|
|
if ( ! file_exists( ABSPATH . '/' . $file ) ) {
|
|
continue;
|
|
}
|
|
if ( ! is_writable( ABSPATH . '/' . $file ) ) {
|
|
$unwritable_files[] = $file;
|
|
}
|
|
}
|
|
|
|
if ( $unwritable_files ) {
|
|
if ( count( $unwritable_files ) > 20 ) {
|
|
$unwritable_files = array_slice( $unwritable_files, 0, 20 );
|
|
$unwritable_files[] = '...';
|
|
}
|
|
return array(
|
|
'description' => __( 'Some files are not writable by WordPress:' ) . ' <ul><li>' . implode( '</li><li>', $unwritable_files ) . '</li></ul>',
|
|
'severity' => 'fail',
|
|
);
|
|
} else {
|
|
return array(
|
|
'description' => __( 'All of your WordPress files are writable.' ),
|
|
'severity' => 'pass',
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check if the install is using a development branch and can use nightly packages.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @return array|bool The test results. false if it isn't a development version.
|
|
*/
|
|
function test_accepts_dev_updates() {
|
|
include ABSPATH . WPINC . '/version.php'; // $wp_version; // x.y.z
|
|
// Only for dev versions
|
|
if ( false === strpos( $wp_version, '-' ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( defined( 'WP_AUTO_UPDATE_CORE' ) && ( 'minor' === WP_AUTO_UPDATE_CORE || false === WP_AUTO_UPDATE_CORE ) ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
/* translators: %s: Name of the constant used. */
|
|
__( 'WordPress development updates are blocked by the %s constant.' ),
|
|
'<code>WP_AUTO_UPDATE_CORE</code>'
|
|
),
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
|
|
if ( ! apply_filters( 'allow_dev_auto_core_updates', $wp_version ) ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
/* translators: %s: Name of the filter used. */
|
|
__( 'WordPress development updates are blocked by the %s filter.' ),
|
|
'<code>allow_dev_auto_core_updates</code>'
|
|
),
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check if the site supports automatic minor updates.
|
|
*
|
|
* @since 5.2.0
|
|
*
|
|
* @return array The test results.
|
|
*/
|
|
function test_accepts_minor_updates() {
|
|
if ( defined( 'WP_AUTO_UPDATE_CORE' ) && false === WP_AUTO_UPDATE_CORE ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
/* translators: %s: Name of the constant used. */
|
|
__( 'WordPress security and maintenance releases are blocked by %s.' ),
|
|
"<code>define( 'WP_AUTO_UPDATE_CORE', false );</code>"
|
|
),
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
|
|
if ( ! apply_filters( 'allow_minor_auto_core_updates', true ) ) {
|
|
return array(
|
|
'description' => sprintf(
|
|
/* translators: %s: Name of the filter used. */
|
|
__( 'WordPress security and maintenance releases are blocked by the %s filter.' ),
|
|
'<code>allow_minor_auto_core_updates</code>'
|
|
),
|
|
'severity' => 'fail',
|
|
);
|
|
}
|
|
}
|
|
}
|