<?php
/**
* Class for providing debug data based on a users WordPress environment.
*
* @package WordPress
* @subpackage Site_Health
* @since 5.2.0
*/

#[AllowDynamicProperties]
class WP_Debug_Data {
/**
* Calls all core functions to check for updates.
*
* @since 5.2.0
*/
public static function check_for_updates() {
wp_version_check();
wp_update_plugins();
wp_update_themes();
}

/**
* Static function for generating site debug data when required.
*
* @since 5.2.0
* @since 5.3.0 Added database charset, database collation,
* and timezone information.
* @since 5.5.0 Added pretty permalinks support information.
* @since 6.7.0 Modularized into separate theme-oriented methods.
*
* @throws ImagickException
*
* @return array The debug data for the site.
*/
public static function debug_data() {
/*
* Set up the array that holds all debug information.
*
* When iterating through the debug data, the ordering of the sections
* occurs in insertion-order of the assignments into this array.
*
* This is the single assignment of the sections before filtering. Null-entries will
* be automatically be removed.
*/
$info = array(
'wp-core' => self::get_wp_core(),
'wp-paths-sizes' => self::get_wp_paths_sizes(),
'wp-dropins' => self::get_wp_dropins(),
'wp-active-theme' => self::get_wp_active_theme(),
'wp-parent-theme' => self::get_wp_parent_theme(),
'wp-themes-inactive' => self::get_wp_themes_inactive(),
'wp-mu-plugins' => self::get_wp_mu_plugins(),
'wp-plugins-active' => self::get_wp_plugins_active(),
'wp-plugins-inactive' => self::get_wp_plugins_inactive(),
'wp-media' => self::get_wp_media(),
'wp-server' => self::get_wp_server(),
'wp-database' => self::get_wp_database(),
'wp-constants' => self::get_wp_constants(),
'wp-filesystem' => self::get_wp_filesystem(),
);

/*
* Remove null elements from the array. The individual methods are
* allowed to return `null`, which communicates that the category
* of debug data isn't relevant and shouldn't be passed through.
*/
$info = array_filter(
$info,
static function ( $section ) {
return isset( $section );
}
);

/**
* Filters the debug information shown on the Tools -> Site Health -> Info screen.
*
* Plugin or themes may wish to introduce their own debug information without creating
* additional admin pages. They can utilize this filter to introduce their own sections
* or add more data to existing sections.
*
* Array keys for sections added by core are all prefixed with `wp-`. Plugins and themes
* should use their own slug as a prefix, both for consistency as well as avoiding
* key collisions. Note that the array keys are used as labels for the copied data.
*
* All strings are expected to be plain text except `$description` that can contain
* inline HTML tags (see below).
*
* @since 5.2.0
*
* @param array $args {
* The debug information to be added to the core information page.
*
* This is an associative multi-dimensional array, up to three levels deep.
* The topmost array holds the sections, keyed by section ID.
*
* @type array ...$0 {
* Each section has a `$fields` associative array (see below), and each `$value` in `$fields`
* can be another associative array of name/value pairs when there is more structured data
* to display.
*
* @type string $label Required. The title for this section of the debug output.
* @type string $description Optional. A description for your information section which
* may contain basic HTML markup, inline tags only as it is
* outputted in a paragraph.
* @type bool $show_count Optional. If set to `true`, the amount of fields will be included
* in the title for this section. Default false.
* @type bool $private Optional. If set to `true`, the section and all associated fields
* will be excluded from the copied data. Default false.
* @type array $fields {
* Required. An associative array containing the fields to be displayed in the section,
* keyed by field ID.
*
* @type array ...$0 {
* An associative array containing the data to be displayed for the field.
*
* @type string $label Required. The label for this piece of information.
* @type mixed $value Required. The output that is displayed for this field.
* Text should be translated. Can be an associative array
* that is displayed as name/value pairs.
* Accepted types: `string|int|float|(string|int|float)[]`.
* @type string $debug Optional. The output that is used for this field when
* the user copies the data. It should be more concise and
* not translated. If not set, the content of `$value`
* is used. Note that the array keys are used as labels
* for the copied data.
* @type bool $private Optional. If set to `true`, the field will be excluded
* from the copied data, allowing you to show, for example,
* API keys here. Default false.
* }
* }
* }
* }
*/
$info = apply_filters( 'debug_information', $info );

return $info;
}

/**
* Gets the WordPress core section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_core(): array {
// Save few function calls.
$permalink_structure = get_option( 'permalink_structure' );
$is_ssl = is_ssl();
$users_can_register = get_option( 'users_can_register' );
$blog_public = get_option( 'blog_public' );
$default_comment_status = get_option( 'default_comment_status' );
$environment_type = wp_get_environment_type();
$core_version = wp_get_wp_version();
$core_updates = get_core_updates();
$core_update_needed = '';

if ( is_array( $core_updates ) ) {
foreach ( $core_updates as $core => $update ) {
if ( 'upgrade' === $update->response ) {
/* translators: %s: Latest WordPress version number. */
$core_update_needed = ' ' . sprintf( __( '(Latest version: %s)' ), $update->version );
} else {
$core_update_needed = '';
}
}
}

$fields = array(
'version' => array(
'label' => __( 'Version' ),
'value' => $core_version . $core_update_needed,
'debug' => $core_version,
),
'site_language' => array(
'label' => __( 'Site Language' ),
'value' => get_locale(),
),
'user_language' => array(
'label' => __( 'User Language' ),
'value' => get_user_locale(),
),
'timezone' => array(
'label' => __( 'Timezone' ),
'value' => wp_timezone_string(),
),
'home_url' => array(
'label' => __( 'Home URL' ),
'value' => get_bloginfo( 'url' ),
'private' => true,
),
'site_url' => array(
'label' => __( 'Site URL' ),
'value' => get_bloginfo( 'wpurl' ),
'private' => true,
),
'permalink' => array(
'label' => __( 'Permalink structure' ),
'value' => $permalink_structure ? $permalink_structure : __( 'No permalink structure set' ),
'debug' => $permalink_structure,
),
'https_status' => array(
'label' => __( 'Is this site using HTTPS?' ),
'value' => $is_ssl ? __( 'Yes' ) : __( 'No' ),
'debug' => $is_ssl,
),
'multisite' => array(
'label' => __( 'Is this a multisite?' ),
'value' => is_multisite() ? __( 'Yes' ) : __( 'No' ),
'debug' => is_multisite(),
),
'user_registration' => array(
'label' => __( 'Can anyone register on this site?' ),
'value' => $users_can_register ? __( 'Yes' ) : __( 'No' ),
'debug' => $users_can_register,
),
'blog_public' => array(
'label' => __( 'Is this site discouraging search engines?' ),
'value' => $blog_public ? __( 'No' ) : __( 'Yes' ),
'debug' => $blog_public,
),
'default_comment_status' => array(
'label' => __( 'Default comment status' ),
'value' => 'open' === $default_comment_status ? _x( 'Open', 'comment status' ) : _x( 'Closed', 'comment status' ),
'debug' => $default_comment_status,
),
'environment_type' => array(
'label' => __( 'Environment type' ),
'value' => $environment_type,
'debug' => $environment_type,
),
);

// Conditionally add debug information for multisite setups.
if ( is_multisite() ) {
$site_id = get_current_blog_id();

$fields['site_id'] = array(
'label' => __( 'Site ID' ),
'value' => $site_id,
'debug' => $site_id,
);

$network_query = new WP_Network_Query();
$network_ids = $network_query->query(
array(
'fields' => 'ids',
'number' => 100,
'no_found_rows' => false,
)
);

$site_count = 0;
foreach ( $network_ids as $network_id ) {
$site_count += get_blog_count( $network_id );
}

$fields['site_count'] = array(
'label' => __( 'Site count' ),
'value' => $site_count,
);

$fields['network_count'] = array(
'label' => __( 'Network count' ),
'value' => $network_query->found_networks,
);
}

$fields['user_count'] = array(
'label' => __( 'User count' ),
'value' => get_user_count(),
);

// WordPress features requiring processing.
$wp_dotorg = wp_remote_get( 'https://wordpress.org', array( 'timeout' => 10 ) );

if ( ! is_wp_error( $wp_dotorg ) ) {
$fields['dotorg_communication'] = array(
'label' => __( 'Communication with WordPress.org' ),
'value' => __( 'WordPress.org is reachable' ),
'debug' => 'true',
);
} else {
$fields['dotorg_communication'] = array(
'label' => __( 'Communication with WordPress.org' ),
'value' => sprintf(
/* translators: 1: The IP address WordPress.org resolves to. 2: The error returned by the lookup. */
__( 'Unable to reach WordPress.org at %1$s: %2$s' ),
gethostbyname( 'wordpress.org' ),
$wp_dotorg->get_error_message()
),
'debug' => $wp_dotorg->get_error_message(),
);
}

return array(
'label' => __( 'WordPress' ),
'fields' => $fields,
);
}

/**
* Gets the WordPress drop-in section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_dropins(): array {
// Get a list of all drop-in replacements.
$dropins = get_dropins();

// Get drop-ins descriptions.
$dropin_descriptions = _get_dropins();

$fields = array();
foreach ( $dropins as $dropin_key => $dropin ) {
$fields[ sanitize_text_field( $dropin_key ) ] = array(
'label' => $dropin_key,
'value' => $dropin_descriptions[ $dropin_key ][0],
'debug' => 'true',
);
}

return array(
'label' => __( 'Drop-ins' ),
'show_count' => true,
'description' => sprintf(
/* translators: %s: wp-content directory name. */
__( 'Drop-ins are single files, found in the %s directory, that replace or enhance WordPress features in ways that are not possible for traditional plugins.' ),
'<code>' . str_replace( ABSPATH, '', WP_CONTENT_DIR ) . '</code>'
),
'fields' => $fields,
);
}

/**
* Gets the WordPress server section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_server(): array {
// Populate the server debug fields.
if ( function_exists( 'php_uname' ) ) {
$server_architecture = sprintf( '%s %s %s', php_uname( 's' ), php_uname( 'r' ), php_uname( 'm' ) );
} else {
$server_architecture = 'unknown';
}

$php_version_debug = PHP_VERSION;
// Whether PHP supports 64-bit.
$php64bit = ( PHP_INT_SIZE * 8 === 64 );

$php_version = sprintf(
'%s %s',
$php_version_debug,
( $php64bit ? __( '(Supports 64bit values)' ) : __( '(Does not support 64bit values)' ) )
);

if ( $php64bit ) {
$php_version_debug .= ' 64bit';
}

$fields = array();

$fields['server_architecture'] = array(
'label' => __( 'Server architecture' ),
'value' => ( 'unknown' !== $server_architecture ? $server_architecture : __( 'Unable to determine server architecture' ) ),
'debug' => $server_architecture,
);
$fields['httpd_software'] = array(
'label' => __( 'Web server' ),
'value' => ( isset( $_SERVER['SERVER_SOFTWARE'] ) ? $_SERVER['SERVER_SOFTWARE'] : __( 'Unable to determine what web server software is used' ) ),
'debug' => ( isset( $_SERVER['SERVER_SOFTWARE'] ) ? $_SERVER['SERVER_SOFTWARE'] : 'unknown' ),
);
$fields['php_version'] = array(
'label' => __( 'PHP version' ),
'value' => $php_version,
'debug' => $php_version_debug,
);
$fields['php_sapi'] = array(
'label' => __( 'PHP SAPI' ),
'value' => PHP_SAPI,
'debug' => PHP_SAPI,
);

// Some servers disable `ini_set()` and `ini_get()`, we check this before trying to get configuration values.
if ( ! function_exists( 'ini_get' ) ) {
$fields['ini_get'] = array(
'label' => __( 'Server settings' ),
'value' => sprintf(
/* translators: %s: ini_get() */
__( 'Unable to determine some settings, as the %s function has been disabled.' ),
'ini_get()'
),
'debug' => 'ini_get() is disabled',
);
} else {
$fields['max_input_variables'] = array(
'label' => __( 'PHP max input variables' ),
'value' => ini_get( 'max_input_vars' ),
);
$fields['time_limit'] = array(
'label' => __( 'PHP time limit' ),
'value' => ini_get( 'max_execution_time' ),
);

if ( WP_Site_Health::get_instance()->php_memory_limit !== ini_get( 'memory_limit' ) ) {
$fields['memory_limit'] = array(
'label' => __( 'PHP memory limit' ),
'value' => WP_Site_Health::get_instance()->php_memory_limit,
);
$fields['admin_memory_limit'] = array(
'label' => __( 'PHP memory limit (only for admin screens)' ),
'value' => ini_get( 'memory_limit' ),
);
} else {
$fields['memory_limit'] = array(
'label' => __( 'PHP memory limit' ),
'value' => ini_get( 'memory_limit' ),
);
}

$fields['max_input_time'] = array(
'label' => __( 'Max input time' ),
'value' => ini_get( 'max_input_time' ),
);
$fields['upload_max_filesize'] = array(
'label' => __( 'Upload max filesize' ),
'value' => ini_get( 'upload_max_filesize' ),
);
$fields['php_post_max_size'] = array(
'label' => __( 'PHP post max size' ),
'value' => ini_get( 'post_max_size' ),
);
}

if ( function_exists( 'curl_version' ) ) {
$curl = curl_version();

$fields['curl_version'] = array(
'label' => __( 'cURL version' ),
'value' => sprintf( '%s %s', $curl['version'], $curl['ssl_version'] ),
);
} else {
$fields['curl_version'] = array(
'label' => __( 'cURL version' ),
'value' => __( 'Not available' ),
'debug' => 'not available',
);
}

// SUHOSIN.
$suhosin_loaded = ( extension_loaded( 'suhosin' ) || ( defined( 'SUHOSIN_PATCH' ) && constant( 'SUHOSIN_PATCH' ) ) );

$fields['suhosin'] = array(
'label' => __( 'Is SUHOSIN installed?' ),
'value' => ( $suhosin_loaded ? __( 'Yes' ) : __( 'No' ) ),
'debug' => $suhosin_loaded,
);

// Imagick.
$imagick_loaded = extension_loaded( 'imagick' );

$fields['imagick_availability'] = array(
'label' => __( 'Is the Imagick library available?' ),
'value' => ( $imagick_loaded ? __( 'Yes' ) : __( 'No' ) ),
'debug' => $imagick_loaded,
);

// Pretty permalinks.
$pretty_permalinks_supported = got_url_rewrite();

$fields['pretty_permalinks'] = array(
'label' => __( 'Are pretty permalinks supported?' ),
'value' => ( $pretty_permalinks_supported ? __( 'Yes' ) : __( 'No' ) ),
'debug' => $pretty_permalinks_supported,
);

// Check if a .htaccess file exists.
if ( is_file( ABSPATH . '.htaccess' ) ) {
// If the file exists, grab the content of it.
$htaccess_content = file_get_contents( ABSPATH . '.htaccess' );

// Filter away the core WordPress rules.
$filtered_htaccess_content = trim( preg_replace( '/\# BEGIN WordPress[\s\S]+?# END WordPress/si', '', $htaccess_content ) );
$filtered_htaccess_content = ! empty( $filtered_htaccess_content );

if ( $filtered_htaccess_content ) {
/* translators: %s: .htaccess */
$htaccess_rules_string = sprintf( __( 'Custom rules have been added to your %s file.' ), '.htaccess' );
} else {
/* translators: %s: .htaccess */
$htaccess_rules_string = sprintf( __( 'Your %s file contains only core WordPress features.' ), '.htaccess' );
}

$fields['htaccess_extra_rules'] = array(
'label' => __( '.htaccess rules' ),
'value' => $htaccess_rules_string,
'debug' => $filtered_htaccess_content,
);
}

// Check if a robots.txt file exists.
if ( is_file( ABSPATH . 'robots.txt' ) ) {
// If the file exists, turn debug info to true.
$robotstxt_debug = true;

/* translators: %s: robots.txt */
$robotstxt_string = sprintf( __( 'There is a static %s file in your installation folder. WordPress cannot dynamically serve one.' ), 'robots.txt' );
} elseif ( got_url_rewrite() ) {
// No robots.txt file available and rewrite rules in place, turn debug info to false.
$robotstxt_debug = false;

/* translators: %s: robots.txt */
$robotstxt_string = sprintf( __( 'Your site is using the dynamic %s file which is generated by WordPress.' ), 'robots.txt' );
} else {
// No robots.txt file, but without rewrite rules WP can't serve one.
$robotstxt_debug = true;

/* translators: %s: robots.txt */
$robotstxt_string = sprintf( __( 'WordPress cannot dynamically serve a %s file due to a lack of rewrite rule support' ), 'robots.txt' );

}

$fields['static_robotstxt_file'] = array(
'label' => __( 'robots.txt' ),
'value' => $robotstxt_string,
'debug' => $robotstxt_debug,
);

// Server time.
$date = new DateTime( 'now', new DateTimeZone( 'UTC' ) );

$fields['current'] = array(
'label' => __( 'Current time' ),
'value' => $date->format( DateTime::ATOM ),
);
$fields['utc-time'] = array(
'label' => __( 'Current UTC time' ),
'value' => $date->format( DateTime::RFC850 ),
);
$fields['server-time'] = array(
'label' => __( 'Current Server time' ),
'value' => wp_date( 'c', $_SERVER['REQUEST_TIME'] ),
);

return array(
'label' => __( 'Server' ),
'description' => __( 'The options shown below relate to your server setup. If changes are required, you may need your web host&#8217;s assistance.' ),
'fields' => $fields,
);
}

/**
* Gets the WordPress media section of the debug data.
*
* @since 6.7.0
*
* @throws ImagickException
* @return array
*/
private static function get_wp_media(): array {
// Spare few function calls.
$not_available = __( 'Not available' );

// Populate the media fields.
$fields['image_editor'] = array(
'label' => __( 'Active editor' ),
'value' => _wp_image_editor_choose(),
);

// Get ImageMagic information, if available.
if ( class_exists( 'Imagick' ) ) {
// Save the Imagick instance for later use.
$imagick = new Imagick();
$imagemagick_version = $imagick->getVersion();
} else {
$imagemagick_version = __( 'Not available' );
}

$fields['imagick_module_version'] = array(
'label' => __( 'ImageMagick version number' ),
'value' => ( is_array( $imagemagick_version ) ? $imagemagick_version['versionNumber'] : $imagemagick_version ),
);

$fields['imagemagick_version'] = array(
'label' => __( 'ImageMagick version string' ),
'value' => ( is_array( $imagemagick_version ) ? $imagemagick_version['versionString'] : $imagemagick_version ),
);

$imagick_version = phpversion( 'imagick' );

$fields['imagick_version'] = array(
'label' => __( 'Imagick version' ),
'value' => ( $imagick_version ) ? $imagick_version : __( 'Not available' ),
);

if ( ! function_exists( 'ini_get' ) ) {
$fields['ini_get'] = array(
'label' => __( 'File upload settings' ),
'value' => sprintf(
/* translators: %s: ini_get() */
__( 'Unable to determine some settings, as the %s function has been disabled.' ),
'ini_get()'
),
'debug' => 'ini_get() is disabled',
);
} else {
// Get the PHP ini directive values.
$file_uploads = ini_get( 'file_uploads' );
$post_max_size = ini_get( 'post_max_size' );
$upload_max_filesize = ini_get( 'upload_max_filesize' );
$max_file_uploads = ini_get( 'max_file_uploads' );
$effective = min( wp_convert_hr_to_bytes( $post_max_size ), wp_convert_hr_to_bytes( $upload_max_filesize ) );

// Add info in Media section.
$fields['file_uploads'] = array(
'label' => __( 'File uploads' ),
'value' => $file_uploads ? __( 'Enabled' ) : __( 'Disabled' ),
'debug' => $file_uploads,
);
$fields['post_max_size'] = array(
'label' => __( 'Max size of post data allowed' ),
'value' => $post_max_size,
);
$fields['upload_max_filesize'] = array(
'label' => __( 'Max size of an uploaded file' ),
'value' => $upload_max_filesize,
);
$fields['max_effective_size'] = array(
'label' => __( 'Max effective file size' ),
'value' => size_format( $effective ),
);
$fields['max_file_uploads'] = array(
'label' => __( 'Max simultaneous file uploads' ),
'value' => $max_file_uploads,
);
}

// If Imagick is used as our editor, provide some more information about its limitations.
if ( 'WP_Image_Editor_Imagick' === _wp_image_editor_choose() && isset( $imagick ) && $imagick instanceof Imagick ) {
$limits = array(
'area' => ( defined( 'imagick::RESOURCETYPE_AREA' ) ? size_format( $imagick->getResourceLimit( imagick::RESOURCETYPE_AREA ) ) : $not_available ),
'disk' => ( defined( 'imagick::RESOURCETYPE_DISK' ) ? $imagick->getResourceLimit( imagick::RESOURCETYPE_DISK ) : $not_available ),
'file' => ( defined( 'imagick::RESOURCETYPE_FILE' ) ? $imagick->getResourceLimit( imagick::RESOURCETYPE_FILE ) : $not_available ),
'map' => ( defined( 'imagick::RESOURCETYPE_MAP' ) ? size_format( $imagick->getResourceLimit( imagick::RESOURCETYPE_MAP ) ) : $not_available ),
'memory' => ( defined( 'imagick::RESOURCETYPE_MEMORY' ) ? size_format( $imagick->getResourceLimit( imagick::RESOURCETYPE_MEMORY ) ) : $not_available ),
'thread' => ( defined( 'imagick::RESOURCETYPE_THREAD' ) ? $imagick->getResourceLimit( imagick::RESOURCETYPE_THREAD ) : $not_available ),
'time' => ( defined( 'imagick::RESOURCETYPE_TIME' ) ? $imagick->getResourceLimit( imagick::RESOURCETYPE_TIME ) : $not_available ),
);

$limits_debug = array(
'imagick::RESOURCETYPE_AREA' => ( defined( 'imagick::RESOURCETYPE_AREA' ) ? size_format( $imagick->getResourceLimit( imagick::RESOURCETYPE_AREA ) ) : 'not available' ),
'imagick::RESOURCETYPE_DISK' => ( defined( 'imagick::RESOURCETYPE_DISK' ) ? $imagick->getResourceLimit( imagick::RESOURCETYPE_DISK ) : 'not available' ),
'imagick::RESOURCETYPE_FILE' => ( defined( 'imagick::RESOURCETYPE_FILE' ) ? $imagick->getResourceLimit( imagick::RESOURCETYPE_FILE ) : 'not available' ),
'imagick::RESOURCETYPE_MAP' => ( defined( 'imagick::RESOURCETYPE_MAP' ) ? size_format( $imagick->getResourceLimit( imagick::RESOURCETYPE_MAP ) ) : 'not available' ),
'imagick::RESOURCETYPE_MEMORY' => ( defined( 'imagick::RESOURCETYPE_MEMORY' ) ? size_format( $imagick->getResourceLimit( imagick::RESOURCETYPE_MEMORY ) ) : 'not available' ),
'imagick::RESOURCETYPE_THREAD' => ( defined( 'imagick::RESOURCETYPE_THREAD' ) ? $imagick->getResourceLimit( imagick::RESOURCETYPE_THREAD ) : 'not available' ),
'imagick::RESOURCETYPE_TIME' => ( defined( 'imagick::RESOURCETYPE_TIME' ) ? $imagick->getResourceLimit( imagick::RESOURCETYPE_TIME ) : 'not available' ),
);

$fields['imagick_limits'] = array(
'label' => __( 'Imagick Resource Limits' ),
'value' => $limits,
'debug' => $limits_debug,
);

try {
$formats = Imagick::queryFormats( '*' );
} catch ( Exception $e ) {
$formats = array();
}

$fields['imagemagick_file_formats'] = array(
'label' => __( 'ImageMagick supported file formats' ),
'value' => ( empty( $formats ) ) ? __( 'Unable to determine' ) : implode( ', ', $formats ),
'debug' => ( empty( $formats ) ) ? 'Unable to determine' : implode( ', ', $formats ),
);
}

// Get GD information, if available.
if ( function_exists( 'gd_info' ) ) {
$gd = gd_info();
} else {
$gd = false;
}

$fields['gd_version'] = array(
'label' => __( 'GD version' ),
'value' => ( is_array( $gd ) ? $gd['GD Version'] : $not_available ),
'debug' => ( is_array( $gd ) ? $gd['GD Version'] : 'not available' ),
);

$gd_image_formats = array();
$gd_supported_formats = array(
'GIF Create' => 'GIF',
'JPEG' => 'JPEG',
'PNG' => 'PNG',
'WebP' => 'WebP',
'BMP' => 'BMP',
'AVIF' => 'AVIF',
'HEIF' => 'HEIF',
'TIFF' => 'TIFF',
'XPM' => 'XPM',
);

foreach ( $gd_supported_formats as $format_key => $format ) {
$index = $format_key . ' Support';
if ( isset( $gd[ $index ] ) && $gd[ $index ] ) {
array_push( $gd_image_formats, $format );
}
}

if ( ! empty( $gd_image_formats ) ) {
$fields['gd_formats'] = array(
'label' => __( 'GD supported file formats' ),
'value' => implode( ', ', $gd_image_formats ),
);
}

// Get Ghostscript information, if available.
if ( function_exists( 'exec' ) ) {
$gs = exec( 'gs --version' );

if ( empty( $gs ) ) {
$gs = $not_available;
$gs_debug = 'not available';
} else {
$gs_debug = $gs;
}
} else {
$gs = __( 'Unable to determine if Ghostscript is installed' );
$gs_debug = 'unknown';
}

$fields['ghostscript_version'] = array(
'label' => __( 'Ghostscript version' ),
'value' => $gs,
'debug' => $gs_debug,
);

return array(
'label' => __( 'Media Handling' ),
'fields' => $fields,
);
}

/**
* Gets the WordPress MU plugins section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_mu_plugins(): array {
// List must use plugins if there are any.
$mu_plugins = get_mu_plugins();
$fields = array();

foreach ( $mu_plugins as $plugin_path => $plugin ) {
$plugin_version = $plugin['Version'];
$plugin_author = $plugin['Author'];

$plugin_version_string = __( 'No version or author information is available.' );
$plugin_version_string_debug = 'author: (undefined), version: (undefined)';

if ( ! empty( $plugin_version ) && ! empty( $plugin_author ) ) {
/* translators: 1: Plugin version number. 2: Plugin author name. */
$plugin_version_string = sprintf( __( 'Version %1$s by %2$s' ), $plugin_version, $plugin_author );
$plugin_version_string_debug = sprintf( 'version: %s, author: %s', $plugin_version, $plugin_author );
} else {
if ( ! empty( $plugin_author ) ) {
/* translators: %s: Plugin author name. */
$plugin_version_string = sprintf( __( 'By %s' ), $plugin_author );
$plugin_version_string_debug = sprintf( 'author: %s, version: (undefined)', $plugin_author );
}

if ( ! empty( $plugin_version ) ) {
/* translators: %s: Plugin version number. */
$plugin_version_string = sprintf( __( 'Version %s' ), $plugin_version );
$plugin_version_string_debug = sprintf( 'author: (undefined), version: %s', $plugin_version );
}
}

$fields[ sanitize_text_field( $plugin['Name'] ) ] = array(
'label' => $plugin['Name'],
'value' => $plugin_version_string,
'debug' => $plugin_version_string_debug,
);
}

return array(
'label' => __( 'Must Use Plugins' ),
'show_count' => true,
'fields' => $fields,
);
}

/**
* Gets the WordPress paths and sizes section of the debug data.
*
* @since 6.7.0
*
* @return array|null Paths and sizes debug data for single sites,
* otherwise `null` for multi-site installs.
*/
private static function get_wp_paths_sizes(): ?array {
if ( is_multisite() ) {
return null;
}

$loading = __( 'Loading&hellip;' );

$fields = array(
'wordpress_path' => array(
'label' => __( 'WordPress directory location' ),
'value' => untrailingslashit( ABSPATH ),
),
'wordpress_size' => array(
'label' => __( 'WordPress directory size' ),
'value' => $loading,
'debug' => 'loading...',
),
'uploads_path' => array(
'label' => __( 'Uploads directory location' ),
'value' => wp_upload_dir()['basedir'],
),
'uploads_size' => array(
'label' => __( 'Uploads directory size' ),
'value' => $loading,
'debug' => 'loading...',
),
'themes_path' => array(
'label' => __( 'Themes directory location' ),
'value' => get_theme_root(),
),
'themes_size' => array(
'label' => __( 'Themes directory size' ),
'value' => $loading,
'debug' => 'loading...',
),
'plugins_path' => array(
'label' => __( 'Plugins directory location' ),
'value' => WP_PLUGIN_DIR,
),
'plugins_size' => array(
'label' => __( 'Plugins directory size' ),
'value' => $loading,
'debug' => 'loading...',
),
'fonts_path' => array(
'label' => __( 'Fonts directory location' ),
'value' => wp_get_font_dir()['basedir'],
),
'fonts_size' => array(
'label' => __( 'Fonts directory size' ),
'value' => $loading,
'debug' => 'loading...',
),
'database_size' => array(
'label' => __( 'Database size' ),
'value' => $loading,
'debug' => 'loading...',
),
'total_size' => array(
'label' => __( 'Total installation size' ),
'value' => $loading,
'debug' => 'loading...',
),
);

return array(
/* translators: Filesystem directory paths and storage sizes. */
'label' => __( 'Directories and Sizes' ),
'fields' => $fields,
);
}

/**
* Gets the WordPress active plugins section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_plugins_active(): array {
return array(
'label' => __( 'Active Plugins' ),
'show_count' => true,
'fields' => self::get_wp_plugins_raw_data()['wp-plugins-active'],
);
}

/**
* Gets the WordPress inactive plugins section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_plugins_inactive(): array {
return array(
'label' => __( 'Inactive Plugins' ),
'show_count' => true,
'fields' => self::get_wp_plugins_raw_data()['wp-plugins-inactive'],
);
}

/**
* Gets the raw plugin data for the WordPress active and inactive sections of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_plugins_raw_data(): array {
// List all available plugins.
$plugins = get_plugins();
$plugin_updates = get_plugin_updates();
$transient = get_site_transient( 'update_plugins' );

$auto_updates = array();
$fields = array(
'wp-plugins-active' => array(),
'wp-plugins-inactive' => array(),
);

$auto_updates_enabled = wp_is_auto_update_enabled_for_type( 'plugin' );

if ( $auto_updates_enabled ) {
$auto_updates = (array) get_site_option( 'auto_update_plugins', array() );
}

foreach ( $plugins as $plugin_path => $plugin ) {
$plugin_part = ( is_plugin_active( $plugin_path ) ) ? 'wp-plugins-active' : 'wp-plugins-inactive';

$plugin_version = $plugin['Version'];
$plugin_author = $plugin['Author'];

$plugin_version_string = __( 'No version or author information is available.' );
$plugin_version_string_debug = 'author: (undefined), version: (undefined)';

if ( ! empty( $plugin_version ) && ! empty( $plugin_author ) ) {
/* translators: 1: Plugin version number. 2: Plugin author name. */
$plugin_version_string = sprintf( __( 'Version %1$s by %2$s' ), $plugin_version, $plugin_author );
$plugin_version_string_debug = sprintf( 'version: %s, author: %s', $plugin_version, $plugin_author );
} else {
if ( ! empty( $plugin_author ) ) {
/* translators: %s: Plugin author name. */
$plugin_version_string = sprintf( __( 'By %s' ), $plugin_author );
$plugin_version_string_debug = sprintf( 'author: %s, version: (undefined)', $plugin_author );
}

if ( ! empty( $plugin_version ) ) {
/* translators: %s: Plugin version number. */
$plugin_version_string = sprintf( __( 'Version %s' ), $plugin_version );
$plugin_version_string_debug = sprintf( 'author: (undefined), version: %s', $plugin_version );
}
}

if ( array_key_exists( $plugin_path, $plugin_updates ) ) {
/* translators: %s: Latest plugin version number. */
$plugin_version_string .= ' ' . sprintf( __( '(Latest version: %s)' ), $plugin_updates[ $plugin_path ]->update->new_version );
$plugin_version_string_debug .= sprintf( ' (latest version: %s)', $plugin_updates[ $plugin_path ]->update->new_version );
}

if ( $auto_updates_enabled ) {
if ( isset( $transient->response[ $plugin_path ] ) ) {
$item = $transient->response[ $plugin_path ];
} elseif ( isset( $transient->no_update[ $plugin_path ] ) ) {
$item = $transient->no_update[ $plugin_path ];
} else {
$item = array(
'id' => $plugin_path,
'slug' => '',
'plugin' => $plugin_path,
'new_version' => '',
'url' => '',
'package' => '',
'icons' => array(),
'banners' => array(),
'banners_rtl' => array(),
'tested' => '',
'requires_php' => '',
'compatibility' => new stdClass(),
);
$item = wp_parse_args( $plugin, $item );
}

$auto_update_forced = wp_is_auto_update_forced_for_item( 'plugin', null, (object) $item );

if ( ! is_null( $auto_update_forced ) ) {
$enabled = $auto_update_forced;
} else {
$enabled = in_array( $plugin_path, $auto_updates, true );
}

if ( $enabled ) {
$auto_updates_string = __( 'Auto-updates enabled' );
} else {
$auto_updates_string = __( 'Auto-updates disabled' );
}

/**
* Filters the text string of the auto-updates setting for each plugin in the Site Health debug data.
*
* @since 5.5.0
*
* @param string $auto_updates_string The string output for the auto-updates column.
* @param string $plugin_path The path to the plugin file.
* @param array $plugin An array of plugin data.
* @param bool $enabled Whether auto-updates are enabled for this item.
*/
$auto_updates_string = apply_filters( 'plugin_auto_update_debug_string', $auto_updates_string, $plugin_path, $plugin, $enabled );

$plugin_version_string .= ' | ' . $auto_updates_string;
$plugin_version_string_debug .= ', ' . $auto_updates_string;
}

$fields[ $plugin_part ][ sanitize_text_field( $plugin['Name'] ) ] = array(
'label' => $plugin['Name'],
'value' => $plugin_version_string,
'debug' => $plugin_version_string_debug,
);
}

return $fields;
}

/**
* Gets the WordPress active theme section of the debug data.
*
* @since 6.7.0
*
* @global array $_wp_theme_features
*
* @return array
*/
private static function get_wp_active_theme(): array {
global $_wp_theme_features;

// Populate the section for the currently active theme.
$theme_features = array();

if ( ! empty( $_wp_theme_features ) ) {
foreach ( $_wp_theme_features as $feature => $options ) {
$theme_features[] = $feature;
}
}

$active_theme = wp_get_theme();
$theme_updates = get_theme_updates();
$transient = get_site_transient( 'update_themes' );

$active_theme_version = $active_theme->version;
$active_theme_version_debug = $active_theme_version;

$auto_updates = array();
$auto_updates_enabled = wp_is_auto_update_enabled_for_type( 'theme' );
if ( $auto_updates_enabled ) {
$auto_updates = (array) get_site_option( 'auto_update_themes', array() );
}

if ( array_key_exists( $active_theme->stylesheet, $theme_updates ) ) {
$theme_update_new_version = $theme_updates[ $active_theme->stylesheet ]->update['new_version'];

/* translators: %s: Latest theme version number. */
$active_theme_version .= ' ' . sprintf( __( '(Latest version: %s)' ), $theme_update_new_version );
$active_theme_version_debug .= sprintf( ' (latest version: %s)', $theme_update_new_version );
}

$active_theme_author_uri = $active_theme->display( 'AuthorURI' );

if ( $active_theme->parent_theme ) {
$active_theme_parent_theme = sprintf(
/* translators: 1: Theme name. 2: Theme slug. */
__( '%1$s (%2$s)' ),
$active_theme->parent_theme,
$active_theme->template
);
$active_theme_parent_theme_debug = sprintf(
'%s (%s)',
$active_theme->parent_theme,
$active_theme->template
);
} else {
$active_theme_parent_theme = __( 'None' );
$active_theme_parent_theme_debug = 'none';
}

$fields = array(
'name' => array(
'label' => __( 'Name' ),
'value' => sprintf(
/* translators: 1: Theme name. 2: Theme slug. */
__( '%1$s (%2$s)' ),
$active_theme->name,
$active_theme->stylesheet
),
),
'version' => array(
'label' => __( 'Version' ),
'value' => $active_theme_version,
'debug' => $active_theme_version_debug,
),
'author' => array(
'label' => __( 'Author' ),
'value' => wp_kses( $active_theme->author, array() ),
),
'author_website' => array(
'label' => __( 'Author website' ),
'value' => ( $active_theme_author_uri ? $active_theme_author_uri : __( 'Undefined' ) ),
'debug' => ( $active_theme_author_uri ? $active_theme_author_uri : '(undefined)' ),
),
'parent_theme' => array(
'label' => __( 'Parent theme' ),
'value' => $active_theme_parent_theme,
'debug' => $active_theme_parent_theme_debug,
),
'theme_features' => array(
'label' => __( 'Theme features' ),
'value' => implode( ', ', $theme_features ),
),
'theme_path' => array(
'label' => __( 'Theme directory location' ),
'value' => get_stylesheet_directory(),
),
);

if ( $auto_updates_enabled ) {
if ( isset( $transient->response[ $active_theme->stylesheet ] ) ) {
$item = $transient->response[ $active_theme->stylesheet ];
} elseif ( isset( $transient->no_update[ $active_theme->stylesheet ] ) ) {
$item = $transient->no_update[ $active_theme->stylesheet ];
} else {
$item = array(
'theme' => $active_theme->stylesheet,
'new_version' => $active_theme->version,
'url' => '',
'package' => '',
'requires' => '',
'requires_php' => '',
);
}

$auto_update_forced = wp_is_auto_update_forced_for_item( 'theme', null, (object) $item );

if ( ! is_null( $auto_update_forced ) ) {
$enabled = $auto_update_forced;
} else {
$enabled = in_array( $active_theme->stylesheet, $auto_updates, true );
}

if ( $enabled ) {
$auto_updates_string = __( 'Enabled' );
} else {
$auto_updates_string = __( 'Disabled' );
}

/** This filter is documented in wp-admin/includes/class-wp-debug-data.php */
$auto_updates_string = apply_filters( 'theme_auto_update_debug_string', $auto_updates_string, $active_theme, $enabled );

$fields['auto_update'] = array(
'label' => __( 'Auto-updates' ),
'value' => $auto_updates_string,
'debug' => $auto_updates_string,
);
}

return array(
'label' => __( 'Active Theme' ),
'fields' => $fields,
);
}

/**
* Gets the WordPress parent theme section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_parent_theme(): array {
$theme_updates = get_theme_updates();
$transient = get_site_transient( 'update_themes' );

$auto_updates = array();
$auto_updates_enabled = wp_is_auto_update_enabled_for_type( 'theme' );
if ( $auto_updates_enabled ) {
$auto_updates = (array) get_site_option( 'auto_update_themes', array() );
}

$active_theme = wp_get_theme();
$parent_theme = $active_theme->parent();
$fields = array();

if ( $parent_theme ) {
$parent_theme_version = $parent_theme->version;
$parent_theme_version_debug = $parent_theme_version;

if ( array_key_exists( $parent_theme->stylesheet, $theme_updates ) ) {
$parent_theme_update_new_version = $theme_updates[ $parent_theme->stylesheet ]->update['new_version'];

/* translators: %s: Latest theme version number. */
$parent_theme_version .= ' ' . sprintf( __( '(Latest version: %s)' ), $parent_theme_update_new_version );
$parent_theme_version_debug .= sprintf( ' (latest version: %s)', $parent_theme_update_new_version );
}

$parent_theme_author_uri = $parent_theme->display( 'AuthorURI' );

$fields = array(
'name' => array(
'label' => __( 'Name' ),
'value' => sprintf(
/* translators: 1: Theme name. 2: Theme slug. */
__( '%1$s (%2$s)' ),
$parent_theme->name,
$parent_theme->stylesheet
),
),
'version' => array(
'label' => __( 'Version' ),
'value' => $parent_theme_version,
'debug' => $parent_theme_version_debug,
),
'author' => array(
'label' => __( 'Author' ),
'value' => wp_kses( $parent_theme->author, array() ),
),
'author_website' => array(
'label' => __( 'Author website' ),
'value' => ( $parent_theme_author_uri ? $parent_theme_author_uri : __( 'Undefined' ) ),
'debug' => ( $parent_theme_author_uri ? $parent_theme_author_uri : '(undefined)' ),
),
'theme_path' => array(
'label' => __( 'Theme directory location' ),
'value' => get_template_directory(),
),
);

if ( $auto_updates_enabled ) {
if ( isset( $transient->response[ $parent_theme->stylesheet ] ) ) {
$item = $transient->response[ $parent_theme->stylesheet ];
} elseif ( isset( $transient->no_update[ $parent_theme->stylesheet ] ) ) {
$item = $transient->no_update[ $parent_theme->stylesheet ];
} else {
$item = array(
'theme' => $parent_theme->stylesheet,
'new_version' => $parent_theme->version,
'url' => '',
'package' => '',
'requires' => '',
'requires_php' => '',
);
}

$auto_update_forced = wp_is_auto_update_forced_for_item( 'theme', null, (object) $item );

if ( ! is_null( $auto_update_forced ) ) {
$enabled = $auto_update_forced;
} else {
$enabled = in_array( $parent_theme->stylesheet, $auto_updates, true );
}

if ( $enabled ) {
$parent_theme_auto_update_string = __( 'Enabled' );
} else {
$parent_theme_auto_update_string = __( 'Disabled' );
}

/** This filter is documented in wp-admin/includes/class-wp-debug-data.php */
$parent_theme_auto_update_string = apply_filters( 'theme_auto_update_debug_string', $parent_theme_auto_update_string, $parent_theme, $enabled );

$fields['auto_update'] = array(
'label' => __( 'Auto-update' ),
'value' => $parent_theme_auto_update_string,
'debug' => $parent_theme_auto_update_string,
);
}
}

return array(
'label' => __( 'Parent Theme' ),
'fields' => $fields,
);
}

/**
* Gets the WordPress inactive themes section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_themes_inactive(): array {
$active_theme = wp_get_theme();
$parent_theme = $active_theme->parent();
$theme_updates = get_theme_updates();

$auto_updates = array();
$auto_updates_enabled = wp_is_auto_update_enabled_for_type( 'theme' );
if ( $auto_updates_enabled ) {
$auto_updates = (array) get_site_option( 'auto_update_themes', array() );
}

// Populate a list of all themes available in the installation.
$all_themes = wp_get_themes();
$fields = array();

foreach ( $all_themes as $theme_slug => $theme ) {
// Exclude the currently active theme from the list of all themes.
if ( $active_theme->stylesheet === $theme_slug ) {
continue;
}

// Exclude the currently active parent theme from the list of all themes.
if ( ! empty( $parent_theme ) && $parent_theme->stylesheet === $theme_slug ) {
continue;
}

$theme_version = $theme->version;
$theme_author = $theme->author;

// Sanitize.
$theme_author = wp_kses( $theme_author, array() );

$theme_version_string = __( 'No version or author information is available.' );
$theme_version_string_debug = 'undefined';

if ( ! empty( $theme_version ) && ! empty( $theme_author ) ) {
/* translators: 1: Theme version number. 2: Theme author name. */
$theme_version_string = sprintf( __( 'Version %1$s by %2$s' ), $theme_version, $theme_author );
$theme_version_string_debug = sprintf( 'version: %s, author: %s', $theme_version, $theme_author );
} else {
if ( ! empty( $theme_author ) ) {
/* translators: %s: Theme author name. */
$theme_version_string = sprintf( __( 'By %s' ), $theme_author );
$theme_version_string_debug = sprintf( 'author: %s, version: (undefined)', $theme_author );
}

if ( ! empty( $theme_version ) ) {
/* translators: %s: Theme version number. */
$theme_version_string = sprintf( __( 'Version %s' ), $theme_version );
$theme_version_string_debug = sprintf( 'author: (undefined), version: %s', $theme_version );
}
}

if ( array_key_exists( $theme_slug, $theme_updates ) ) {
/* translators: %s: Latest theme version number. */
$theme_version_string .= ' ' . sprintf( __( '(Latest version: %s)' ), $theme_updates[ $theme_slug ]->update['new_version'] );
$theme_version_string_debug .= sprintf( ' (latest version: %s)', $theme_updates[ $theme_slug ]->update['new_version'] );
}

if ( $auto_updates_enabled ) {
if ( isset( $transient->response[ $theme_slug ] ) ) {
$item = $transient->response[ $theme_slug ];
} elseif ( isset( $transient->no_update[ $theme_slug ] ) ) {
$item = $transient->no_update[ $theme_slug ];
} else {
$item = array(
'theme' => $theme_slug,
'new_version' => $theme->version,
'url' => '',
'package' => '',
'requires' => '',
'requires_php' => '',
);
}

$auto_update_forced = wp_is_auto_update_forced_for_item( 'theme', null, (object) $item );

if ( ! is_null( $auto_update_forced ) ) {
$enabled = $auto_update_forced;
} else {
$enabled = in_array( $theme_slug, $auto_updates, true );
}

if ( $enabled ) {
$auto_updates_string = __( 'Auto-updates enabled' );
} else {
$auto_updates_string = __( 'Auto-updates disabled' );
}

/**
* Filters the text string of the auto-updates setting for each theme in the Site Health debug data.
*
* @since 5.5.0
*
* @param string $auto_updates_string The string output for the auto-updates column.
* @param WP_Theme $theme An object of theme data.
* @param bool $enabled Whether auto-updates are enabled for this item.
*/
$auto_updates_string = apply_filters( 'theme_auto_update_debug_string', $auto_updates_string, $theme, $enabled );

$theme_version_string .= ' | ' . $auto_updates_string;
$theme_version_string_debug .= ', ' . $auto_updates_string;
}

$fields[ sanitize_text_field( $theme->name ) ] = array(
'label' => sprintf(
/* translators: 1: Theme name. 2: Theme slug. */
__( '%1$s (%2$s)' ),
$theme->name,
$theme_slug
),
'value' => $theme_version_string,
'debug' => $theme_version_string_debug,
);
}

return array(
'label' => __( 'Inactive Themes' ),
'show_count' => true,
'fields' => $fields,
);
}

/**
* Gets the WordPress constants section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_constants(): array {
// Check if WP_DEBUG_LOG is set.
$wp_debug_log_value = __( 'Disabled' );
if ( is_string( WP_DEBUG_LOG ) ) {
$wp_debug_log_value = WP_DEBUG_LOG;
} elseif ( WP_DEBUG_LOG ) {
$wp_debug_log_value = __( 'Enabled' );
}

// Check CONCATENATE_SCRIPTS.
if ( defined( 'CONCATENATE_SCRIPTS' ) ) {
$concatenate_scripts = CONCATENATE_SCRIPTS ? __( 'Enabled' ) : __( 'Disabled' );
$concatenate_scripts_debug = CONCATENATE_SCRIPTS ? 'true' : 'false';
} else {
$concatenate_scripts = __( 'Undefined' );
$concatenate_scripts_debug = 'undefined';
}

// Check COMPRESS_SCRIPTS.
if ( defined( 'COMPRESS_SCRIPTS' ) ) {
$compress_scripts = COMPRESS_SCRIPTS ? __( 'Enabled' ) : __( 'Disabled' );
$compress_scripts_debug = COMPRESS_SCRIPTS ? 'true' : 'false';
} else {
$compress_scripts = __( 'Undefined' );
$compress_scripts_debug = 'undefined';
}

// Check COMPRESS_CSS.
if ( defined( 'COMPRESS_CSS' ) ) {
$compress_css = COMPRESS_CSS ? __( 'Enabled' ) : __( 'Disabled' );
$compress_css_debug = COMPRESS_CSS ? 'true' : 'false';
} else {
$compress_css = __( 'Undefined' );
$compress_css_debug = 'undefined';
}

// Check WP_ENVIRONMENT_TYPE.
if ( defined( 'WP_ENVIRONMENT_TYPE' ) ) {
$wp_environment_type = WP_ENVIRONMENT_TYPE ? WP_ENVIRONMENT_TYPE : __( 'Empty value' );
$wp_environment_type_debug = WP_ENVIRONMENT_TYPE;
} else {
$wp_environment_type = __( 'Undefined' );
$wp_environment_type_debug = 'undefined';
}

// Check DB_COLLATE.
if ( defined( 'DB_COLLATE' ) ) {
$db_collate = DB_COLLATE ? DB_COLLATE : __( 'Empty value' );
$db_collate_debug = DB_COLLATE;
} else {
$db_collate = __( 'Undefined' );
$db_collate_debug = 'undefined';
}

$fields = array(
'ABSPATH' => array(
'label' => 'ABSPATH',
'value' => ABSPATH,
'private' => true,
),
'WP_HOME' => array(
'label' => 'WP_HOME',
'value' => ( defined( 'WP_HOME' ) ? WP_HOME : __( 'Undefined' ) ),
'debug' => ( defined( 'WP_HOME' ) ? WP_HOME : 'undefined' ),
),
'WP_SITEURL' => array(
'label' => 'WP_SITEURL',
'value' => ( defined( 'WP_SITEURL' ) ? WP_SITEURL : __( 'Undefined' ) ),
'debug' => ( defined( 'WP_SITEURL' ) ? WP_SITEURL : 'undefined' ),
),
'WP_CONTENT_DIR' => array(
'label' => 'WP_CONTENT_DIR',
'value' => WP_CONTENT_DIR,
),
'WP_PLUGIN_DIR' => array(
'label' => 'WP_PLUGIN_DIR',
'value' => WP_PLUGIN_DIR,
),
'WP_MEMORY_LIMIT' => array(
'label' => 'WP_MEMORY_LIMIT',
'value' => WP_MEMORY_LIMIT,
),
'WP_MAX_MEMORY_LIMIT' => array(
'label' => 'WP_MAX_MEMORY_LIMIT',
'value' => WP_MAX_MEMORY_LIMIT,
),
'WP_DEBUG' => array(
'label' => 'WP_DEBUG',
'value' => WP_DEBUG ? __( 'Enabled' ) : __( 'Disabled' ),
'debug' => WP_DEBUG,
),
'WP_DEBUG_DISPLAY' => array(
'label' => 'WP_DEBUG_DISPLAY',
'value' => WP_DEBUG_DISPLAY ? __( 'Enabled' ) : __( 'Disabled' ),
'debug' => WP_DEBUG_DISPLAY,
),
'WP_DEBUG_LOG' => array(
'label' => 'WP_DEBUG_LOG',
'value' => $wp_debug_log_value,
'debug' => WP_DEBUG_LOG,
),
'SCRIPT_DEBUG' => array(
'label' => 'SCRIPT_DEBUG',
'value' => SCRIPT_DEBUG ? __( 'Enabled' ) : __( 'Disabled' ),
'debug' => SCRIPT_DEBUG,
),
'WP_CACHE' => array(
'label' => 'WP_CACHE',
'value' => WP_CACHE ? __( 'Enabled' ) : __( 'Disabled' ),
'debug' => WP_CACHE,
),
'CONCATENATE_SCRIPTS' => array(
'label' => 'CONCATENATE_SCRIPTS',
'value' => $concatenate_scripts,
'debug' => $concatenate_scripts_debug,
),
'COMPRESS_SCRIPTS' => array(
'label' => 'COMPRESS_SCRIPTS',
'value' => $compress_scripts,
'debug' => $compress_scripts_debug,
),
'COMPRESS_CSS' => array(
'label' => 'COMPRESS_CSS',
'value' => $compress_css,
'debug' => $compress_css_debug,
),
'WP_ENVIRONMENT_TYPE' => array(
'label' => 'WP_ENVIRONMENT_TYPE',
'value' => $wp_environment_type,
'debug' => $wp_environment_type_debug,
),
'WP_DEVELOPMENT_MODE' => array(
'label' => 'WP_DEVELOPMENT_MODE',
'value' => WP_DEVELOPMENT_MODE ? WP_DEVELOPMENT_MODE : __( 'Disabled' ),
'debug' => WP_DEVELOPMENT_MODE,
),
'DB_CHARSET' => array(
'label' => 'DB_CHARSET',
'value' => ( defined( 'DB_CHARSET' ) ? DB_CHARSET : __( 'Undefined' ) ),
'debug' => ( defined( 'DB_CHARSET' ) ? DB_CHARSET : 'undefined' ),
),
'DB_COLLATE' => array(
'label' => 'DB_COLLATE',
'value' => $db_collate,
'debug' => $db_collate_debug,
),
);

return array(
'label' => __( 'WordPress Constants' ),
'description' => __( 'These settings alter where and how parts of WordPress are loaded.' ),
'fields' => $fields,
);
}

/**
* Gets the WordPress database section of the debug data.
*
* @since 6.7.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @return array
*/
private static function get_wp_database(): array {
global $wpdb;

// Populate the database debug fields.
if ( is_object( $wpdb->dbh ) ) {
// mysqli or PDO.
$extension = get_class( $wpdb->dbh );
} else {
// Unknown sql extension.
$extension = null;
}

$server = $wpdb->get_var( 'SELECT VERSION()' );

$client_version = $wpdb->dbh->client_info;

$fields = array(
'extension' => array(
'label' => __( 'Database Extension' ),
'value' => $extension,
),
'server_version' => array(
'label' => __( 'Server version' ),
'value' => $server,
),
'client_version' => array(
'label' => __( 'Client version' ),
'value' => $client_version,
),
'database_user' => array(
'label' => __( 'Database username' ),
'value' => $wpdb->dbuser,
'private' => true,
),
'database_host' => array(
'label' => __( 'Database host' ),
'value' => $wpdb->dbhost,
'private' => true,
),
'database_name' => array(
'label' => __( 'Database name' ),
'value' => $wpdb->dbname,
'private' => true,
),
'database_prefix' => array(
'label' => __( 'Table prefix' ),
'value' => $wpdb->prefix,
'private' => true,
),
'database_charset' => array(
'label' => __( 'Database charset' ),
'value' => $wpdb->charset,
'private' => true,
),
'database_collate' => array(
'label' => __( 'Database collation' ),
'value' => $wpdb->collate,
'private' => true,
),
'max_allowed_packet' => array(
'label' => __( 'Max allowed packet size' ),
'value' => self::get_mysql_var( 'max_allowed_packet' ),
),
'max_connections' => array(
'label' => __( 'Max connections number' ),
'value' => self::get_mysql_var( 'max_connections' ),
),
);

return array(
'label' => __( 'Database' ),
'fields' => $fields,
);
}

/**
* Gets the file system section of the debug data.
*
* @since 6.7.0
*
* @return array
*/
private static function get_wp_filesystem(): array {
$upload_dir = wp_upload_dir();
$fonts_dir_exists = file_exists( wp_get_font_dir()['basedir'] );
$is_writable_abspath = wp_is_writable( ABSPATH );
$is_writable_wp_content_dir = wp_is_writable( WP_CONTENT_DIR );
$is_writable_upload_dir = wp_is_writable( $upload_dir['basedir'] );
$is_writable_wp_plugin_dir = wp_is_writable( WP_PLUGIN_DIR );
$is_writable_template_directory = wp_is_writable( get_theme_root( get_template() ) );
$is_writable_fonts_dir = $fonts_dir_exists ? wp_is_writable( wp_get_font_dir()['basedir'] ) : false;

$fields = array(
'wordpress' => array(
'label' => __( 'The main WordPress directory' ),
'value' => ( $is_writable_abspath ? __( 'Writable' ) : __( 'Not writable' ) ),
'debug' => ( $is_writable_abspath ? 'writable' : 'not writable' ),
),
'wp-content' => array(
'label' => __( 'The wp-content directory' ),
'value' => ( $is_writable_wp_content_dir ? __( 'Writable' ) : __( 'Not writable' ) ),
'debug' => ( $is_writable_wp_content_dir ? 'writable' : 'not writable' ),
),
'uploads' => array(
'label' => __( 'The uploads directory' ),
'value' => ( $is_writable_upload_dir ? __( 'Writable' ) : __( 'Not writable' ) ),
'debug' => ( $is_writable_upload_dir ? 'writable' : 'not writable' ),
),
'plugins' => array(
'label' => __( 'The plugins directory' ),
'value' => ( $is_writable_wp_plugin_dir ? __( 'Writable' ) : __( 'Not writable' ) ),
'debug' => ( $is_writable_wp_plugin_dir ? 'writable' : 'not writable' ),
),
'themes' => array(
'label' => __( 'The themes directory' ),
'value' => ( $is_writable_template_directory ? __( 'Writable' ) : __( 'Not writable' ) ),
'debug' => ( $is_writable_template_directory ? 'writable' : 'not writable' ),
),
'fonts' => array(
'label' => __( 'The fonts directory' ),
'value' => $fonts_dir_exists
? ( $is_writable_fonts_dir ? __( 'Writable' ) : __( 'Not writable' ) )
: __( 'Does not exist' ),
'debug' => $fonts_dir_exists
? ( $is_writable_fonts_dir ? 'writable' : 'not writable' )
: 'does not exist',
),
);

// Add more filesystem checks.
if ( defined( 'WPMU_PLUGIN_DIR' ) && is_dir( WPMU_PLUGIN_DIR ) ) {
$is_writable_wpmu_plugin_dir = wp_is_writable( WPMU_PLUGIN_DIR );

$fields['mu-plugins'] = array(
'label' => __( 'The must use plugins directory' ),
'value' => ( $is_writable_wpmu_plugin_dir ? __( 'Writable' ) : __( 'Not writable' ) ),
'debug' => ( $is_writable_wpmu_plugin_dir ? 'writable' : 'not writable' ),
);
}

return array(
'label' => __( 'Filesystem Permissions' ),
'description' => __( 'Shows whether WordPress is able to write to the directories it needs access to.' ),
'fields' => $fields,
);
}

/**
* Returns the value of a MySQL system variable.
*
* @since 5.9.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $mysql_var Name of the MySQL system variable.
* @return string|null The variable value on success. Null if the variable does not exist.
*/
public static function get_mysql_var( $mysql_var ) {
global $wpdb;

$result = $wpdb->get_row(
$wpdb->prepare( 'SHOW VARIABLES LIKE %s', $mysql_var ),
ARRAY_A
);

if ( ! empty( $result ) && array_key_exists( 'Value', $result ) ) {
return $result['Value'];
}

return null;
}

/**
* Formats the information gathered for debugging, in a manner suitable for copying to a forum or support ticket.
*
* @since 5.2.0
*
* @param array $info_array Information gathered from the `WP_Debug_Data::debug_data()` function.
* @param string $data_type The data type to return, either 'info' or 'debug'.
* @return string The formatted data.
*/
public static function format( $info_array, $data_type ) {
$return = "`\n";

foreach ( $info_array as $section => $details ) {
// Skip this section if there are no fields, or the section has been declared as private.
if ( empty( $details['fields'] ) || ( isset( $details['private'] ) && $details['private'] ) ) {
continue;
}

$section_label = 'debug' === $data_type ? $section : $details['label'];

$return .= sprintf(
"### %s%s ###\n\n",
$section_label,
( isset( $details['show_count'] ) && $details['show_count'] ? sprintf( ' (%d)', count( $details['fields'] ) ) : '' )
);

foreach ( $details['fields'] as $field_name => $field ) {
if ( isset( $field['private'] ) && true === $field['private'] ) {
continue;
}

if ( 'debug' === $data_type && isset( $field['debug'] ) ) {
$debug_data = $field['debug'];
} else {
$debug_data = $field['value'];
}

// Can be array, one level deep only.
if ( is_array( $debug_data ) ) {
$value = '';

foreach ( $debug_data as $sub_field_name => $sub_field_value ) {
$value .= sprintf( "\n\t%s: %s", $sub_field_name, $sub_field_value );
}
} elseif ( is_bool( $debug_data ) ) {
$value = $debug_data ? 'true' : 'false';
} elseif ( empty( $debug_data ) && '0' !== $debug_data ) {
$value = 'undefined';
} else {
$value = $debug_data;
}

if ( 'debug' === $data_type ) {
$label = $field_name;
} else {
$label = $field['label'];
}

$return .= sprintf( "%s: %s\n", $label, $value );
}

$return .= "\n";
}

$return .= '`';

return $return;
}

/**
* Fetches the total size of all the database tables for the active database user.
*
* @since 5.2.0
*
* @global wpdb $wpdb WordPress database abstraction object.
*
* @return int The size of the database, in bytes.
*/
public static function get_database_size() {
global $wpdb;
$size = 0;
$rows = $wpdb->get_results( 'SHOW TABLE STATUS', ARRAY_A );

if ( $wpdb->num_rows > 0 ) {
foreach ( $rows as $row ) {
$size += $row['Data_length'] + $row['Index_length'];
}
}

return (int) $size;
}

/**
* Fetches the sizes of the WordPress directories: `wordpress` (ABSPATH), `plugins`, `themes`, and `uploads`.
* Intended to supplement the array returned by `WP_Debug_Data::debug_data()`.
*
* @since 5.2.0
*
* @return array The sizes of the directories, also the database size and total installation size.
*/
public static function get_sizes() {
$size_db = self::get_database_size();
$upload_dir = wp_get_upload_dir();

/*
* We will be using the PHP max execution time to prevent the size calculations
* from causing a timeout. The default value is 30 seconds, and some
* hosts do not allow you to read configuration values.
*/
if ( function_exists( 'ini_get' ) ) {
$max_execution_time = ini_get( 'max_execution_time' );
}

/*
* The max_execution_time defaults to 0 when PHP runs from cli.
* We still want to limit it below.
*/
if ( empty( $max_execution_time ) ) {
$max_execution_time = 30; // 30 seconds.
}

if ( $max_execution_time > 20 ) {
/*
* If the max_execution_time is set to lower than 20 seconds, reduce it a bit to prevent
* edge-case timeouts that may happen after the size loop has finished running.
*/
$max_execution_time -= 2;
}

/*
* Go through the various installation directories and calculate their sizes.
* No trailing slashes.
*/
$paths = array(
'wordpress_size' => untrailingslashit( ABSPATH ),
'themes_size' => get_theme_root(),
'plugins_size' => WP_PLUGIN_DIR,
'uploads_size' => $upload_dir['basedir'],
'fonts_size' => wp_get_font_dir()['basedir'],
);

$exclude = $paths;
unset( $exclude['wordpress_size'] );
$exclude = array_values( $exclude );

$size_total = 0;
$all_sizes = array();

// Loop over all the directories we want to gather the sizes for.
foreach ( $paths as $name => $path ) {
$dir_size = null; // Default to timeout.
$results = array(
'path' => $path,
'raw' => 0,
);

// If the directory does not exist, skip checking it, as it will skew the other results.
if ( ! is_dir( $path ) ) {
$all_sizes[ $name ] = array(
'path' => $path,
'raw' => 0,
'size' => __( 'The directory does not exist.' ),
'debug' => 'directory not found',
);

continue;
}

if ( microtime( true ) - WP_START_TIMESTAMP < $max_execution_time ) {
if ( 'wordpress_size' === $name ) {
$dir_size = recurse_dirsize( $path, $exclude, $max_execution_time );
} else {
$dir_size = recurse_dirsize( $path, null, $max_execution_time );
}
}

if ( false === $dir_size ) {
// Error reading.
$results['size'] = __( 'The size cannot be calculated. The directory is not accessible. Usually caused by invalid permissions.' );
$results['debug'] = 'not accessible';

// Stop total size calculation.
$size_total = null;
} elseif ( null === $dir_size ) {
// Timeout.
$results['size'] = __( 'The directory size calculation has timed out. Usually caused by a very large number of sub-directories and files.' );
$results['debug'] = 'timeout while calculating size';

// Stop total size calculation.
$size_total = null;
} else {
if ( null !== $size_total ) {
$size_total += $dir_size;
}

$results['raw'] = $dir_size;
$results['size'] = size_format( $dir_size, 2 );
$results['debug'] = $results['size'] . " ({$dir_size} bytes)";
}

$all_sizes[ $name ] = $results;
}

if ( $size_db > 0 ) {
$database_size = size_format( $size_db, 2 );

$all_sizes['database_size'] = array(
'raw' => $size_db,
'size' => $database_size,
'debug' => $database_size . " ({$size_db} bytes)",
);
} else {
$all_sizes['database_size'] = array(
'size' => __( 'Not available' ),
'debug' => 'not available',
);
}

if ( null !== $size_total && $size_db > 0 ) {
$total_size = $size_total + $size_db;
$total_size_mb = size_format( $total_size, 2 );

$all_sizes['total_size'] = array(
'raw' => $total_size,
'size' => $total_size_mb,
'debug' => $total_size_mb . " ({$total_size} bytes)",
);
} else {
$all_sizes['total_size'] = array(
'size' => __( 'Total size is not available. Some errors were encountered when determining the size of your installation.' ),
'debug' => 'not available',
);
}

return $all_sizes;
}
}