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<?php
namespace Automattic\Jetpack\Sync;
use Automattic\Jetpack\Constants;
/*
* Utility functions to generate data synced to wpcom
*/
class Functions {
const HTTPS_CHECK_OPTION_PREFIX = 'jetpack_sync_https_history_';
const HTTPS_CHECK_HISTORY = 5;
public static function get_modules() {
require_once JETPACK__PLUGIN_DIR . 'class.jetpack-admin.php';
return \Jetpack_Admin::init()->get_modules();
}
public static function get_taxonomies() {
global $wp_taxonomies;
$wp_taxonomies_without_callbacks = array();
foreach ( $wp_taxonomies as $taxonomy_name => $taxonomy ) {
$sanitized_taxonomy = self::sanitize_taxonomy( $taxonomy );
if ( ! empty( $sanitized_taxonomy ) ) {
$wp_taxonomies_without_callbacks[ $taxonomy_name ] = $sanitized_taxonomy;
} else {
error_log( 'Jetpack: Encountered a recusive taxonomy:' . $taxonomy_name );
}
}
return $wp_taxonomies_without_callbacks;
}
public static function get_shortcodes() {
global $shortcode_tags;
return array_keys( $shortcode_tags );
}
/**
* Removes any callback data since we will not be able to process it on our side anyways.
*/
public static function sanitize_taxonomy( $taxonomy ) {
// Lets clone the taxonomy object instead of modifing the global one.
$cloned_taxonomy = json_decode( wp_json_encode( $taxonomy ) );
// recursive taxonomies are no fun.
if ( is_null( $cloned_taxonomy ) ) {
return null;
}
// Remove any meta_box_cb if they are not the default wp ones.
if ( isset( $cloned_taxonomy->meta_box_cb ) &&
! in_array( $cloned_taxonomy->meta_box_cb, array( 'post_tags_meta_box', 'post_categories_meta_box' ) ) ) {
$cloned_taxonomy->meta_box_cb = null;
}
// Remove update call back
if ( isset( $cloned_taxonomy->update_count_callback ) &&
! is_null( $cloned_taxonomy->update_count_callback ) ) {
$cloned_taxonomy->update_count_callback = null;
}
// Remove rest_controller_class if it something other then the default.
if ( isset( $cloned_taxonomy->rest_controller_class ) &&
'WP_REST_Terms_Controller' !== $cloned_taxonomy->rest_controller_class ) {
$cloned_taxonomy->rest_controller_class = null;
}
return $cloned_taxonomy;
}
public static function get_post_types() {
global $wp_post_types;
$post_types_without_callbacks = array();
foreach ( $wp_post_types as $post_type_name => $post_type ) {
$sanitized_post_type = self::sanitize_post_type( $post_type );
if ( ! empty( $sanitized_post_type ) ) {
$post_types_without_callbacks[ $post_type_name ] = $sanitized_post_type;
} else {
error_log( 'Jetpack: Encountered a recusive post_type:' . $post_type_name );
}
}
return $post_types_without_callbacks;
}
public static function sanitize_post_type( $post_type ) {
// Lets clone the post type object instead of modifing the global one.
$sanitized_post_type = array();
foreach ( Defaults::$default_post_type_attributes as $attribute_key => $default_value ) {
if ( isset( $post_type->{ $attribute_key } ) ) {
$sanitized_post_type[ $attribute_key ] = $post_type->{ $attribute_key };
}
}
return (object) $sanitized_post_type;
}
public static function expand_synced_post_type( $sanitized_post_type, $post_type ) {
$post_type = sanitize_key( $post_type );
$post_type_object = new \WP_Post_Type( $post_type, $sanitized_post_type );
$post_type_object->add_supports();
$post_type_object->add_rewrite_rules();
$post_type_object->add_hooks();
$post_type_object->register_taxonomies();
return (object) $post_type_object;
}
public static function get_post_type_features() {
global $_wp_post_type_features;
return $_wp_post_type_features;
}
public static function get_hosting_provider() {
if ( defined( 'GD_SYSTEM_PLUGIN_DIR' ) || class_exists( '\\WPaaS\\Plugin' ) ) {
return 'gd-managed-wp';
}
if ( defined( 'MM_BASE_DIR' ) ) {
return 'bh';
}
if ( defined( 'IS_PRESSABLE' ) ) {
return 'pressable';
}
if ( function_exists( 'is_wpe' ) || function_exists( 'is_wpe_snapshot' ) ) {
return 'wpe';
}
if ( defined( 'VIP_GO_ENV' ) && false !== VIP_GO_ENV ) {
return 'vip-go';
}
return 'unknown';
}
public static function rest_api_allowed_post_types() {
/** This filter is already documented in class.json-api-endpoints.php */
return apply_filters( 'rest_api_allowed_post_types', array( 'post', 'page', 'revision' ) );
}
public static function rest_api_allowed_public_metadata() {
/** This filter is documented in json-endpoints/class.wpcom-json-api-post-endpoint.php */
return apply_filters( 'rest_api_allowed_public_metadata', array() );
}
/**
* Finds out if a site is using a version control system.
*
* @return bool
**/
public static function is_version_controlled() {
if ( ! class_exists( 'WP_Automatic_Updater' ) ) {
require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php';
}
$updater = new \WP_Automatic_Updater();
return (bool) strval( $updater->is_vcs_checkout( $context = ABSPATH ) );
}
/**
* Returns true if the site has file write access false otherwise.
*
* @return bool
**/
public static function file_system_write_access() {
if ( ! function_exists( 'get_filesystem_method' ) ) {
require_once ABSPATH . 'wp-admin/includes/file.php';
}
require_once ABSPATH . 'wp-admin/includes/template.php';
$filesystem_method = get_filesystem_method();
if ( 'direct' === $filesystem_method ) {
return true;
}
ob_start();
if ( ! function_exists( 'request_filesystem_credentials' ) ) {
require_once ABSPATH . 'wp-admin/includes/file.php';
}
$filesystem_credentials_are_stored = request_filesystem_credentials( self_admin_url() );
ob_end_clean();
if ( $filesystem_credentials_are_stored ) {
return true;
}
return false;
}
/**
* Helper function that is used when getting home or siteurl values. Decides
* whether to get the raw or filtered value.
*
* @return string
*/
public static function get_raw_or_filtered_url( $url_type ) {
$url_function = ( 'home' == $url_type )
? 'home_url'
: 'site_url';
if (
! Constants::is_defined( 'JETPACK_SYNC_USE_RAW_URL' ) ||
Constants::get_constant( 'JETPACK_SYNC_USE_RAW_URL' )
) {
$scheme = is_ssl() ? 'https' : 'http';
$url = self::get_raw_url( $url_type );
$url = set_url_scheme( $url, $scheme );
} else {
$url = self::normalize_www_in_url( $url_type, $url_function );
}
return self::get_protocol_normalized_url( $url_function, $url );
}
public static function home_url() {
$url = self::get_raw_or_filtered_url( 'home' );
/**
* Allows overriding of the home_url value that is synced back to WordPress.com.
*
* @since 5.2.0
*
* @param string $home_url
*/
return esc_url_raw( apply_filters( 'jetpack_sync_home_url', $url ) );
}
public static function site_url() {
$url = self::get_raw_or_filtered_url( 'siteurl' );
/**
* Allows overriding of the site_url value that is synced back to WordPress.com.
*
* @since 5.2.0
*
* @param string $site_url
*/
return esc_url_raw( apply_filters( 'jetpack_sync_site_url', $url ) );
}
public static function main_network_site_url() {
return self::get_protocol_normalized_url( 'main_network_site_url', network_site_url() );
}
public static function get_protocol_normalized_url( $callable, $new_value ) {
$option_key = self::HTTPS_CHECK_OPTION_PREFIX . $callable;
$parsed_url = wp_parse_url( $new_value );
if ( ! $parsed_url ) {
return $new_value;
}
if ( array_key_exists( 'scheme', $parsed_url ) ) {
$scheme = $parsed_url['scheme'];
} else {
$scheme = '';
}
$scheme_history = get_option( $option_key, array() );
$scheme_history[] = $scheme;
// Limit length to self::HTTPS_CHECK_HISTORY
$scheme_history = array_slice( $scheme_history, ( self::HTTPS_CHECK_HISTORY * -1 ) );
update_option( $option_key, $scheme_history );
$forced_scheme = in_array( 'https', $scheme_history ) ? 'https' : 'http';
return set_url_scheme( $new_value, $forced_scheme );
}
public static function get_raw_url( $option_name ) {
$value = null;
$constant = ( 'home' == $option_name )
? 'WP_HOME'
: 'WP_SITEURL';
// Since we disregard the constant for multisites in ms-default-filters.php,
// let's also use the db value if this is a multisite.
if ( ! is_multisite() && Constants::is_defined( $constant ) ) {
$value = Constants::get_constant( $constant );
} else {
// Let's get the option from the database so that we can bypass filters. This will help
// ensure that we get more uniform values.
$value = \Jetpack_Options::get_raw_option( $option_name );
}
return $value;
}
public static function normalize_www_in_url( $option, $url_function ) {
$url = wp_parse_url( call_user_func( $url_function ) );
$option_url = wp_parse_url( get_option( $option ) );
if ( ! $option_url || ! $url ) {
return $url;
}
if ( $url['host'] === "www.{$option_url[ 'host' ]}" ) {
// remove www if not present in option URL
$url['host'] = $option_url['host'];
}
if ( $option_url['host'] === "www.{$url[ 'host' ]}" ) {
// add www if present in option URL
$url['host'] = $option_url['host'];
}
$normalized_url = "{$url['scheme']}://{$url['host']}";
if ( isset( $url['path'] ) ) {
$normalized_url .= "{$url['path']}";
}
if ( isset( $url['query'] ) ) {
$normalized_url .= "?{$url['query']}";
}
return $normalized_url;
}
public static function get_plugins() {
if ( ! function_exists( 'get_plugins' ) ) {
require_once ABSPATH . 'wp-admin/includes/plugin.php';
}
/** This filter is documented in wp-admin/includes/class-wp-plugins-list-table.php */
return apply_filters( 'all_plugins', get_plugins() );
}
/**
* Get custom action link tags that the plugin is using
* Ref: https://codex.wordpress.org/Plugin_API/Filter_Reference/plugin_action_links_(plugin_file_name)
*
* @return array of plugin action links (key: link name value: url)
*/
public static function get_plugins_action_links( $plugin_file_singular = null ) {
// Some sites may have DOM disabled in PHP fail early
if ( ! class_exists( 'DOMDocument' ) ) {
return array();
}
$plugins_action_links = get_option( 'jetpack_plugin_api_action_links', array() );
if ( ! empty( $plugins_action_links ) ) {
if ( is_null( $plugin_file_singular ) ) {
return $plugins_action_links;
}
return ( isset( $plugins_action_links[ $plugin_file_singular ] ) ? $plugins_action_links[ $plugin_file_singular ] : null );
}
return array();
}
public static function wp_version() {
global $wp_version;
return $wp_version;
}
public static function site_icon_url( $size = 512 ) {
$site_icon = get_site_icon_url( $size );
return $site_icon ? $site_icon : get_option( 'jetpack_site_icon_url' );
}
public static function roles() {
$wp_roles = wp_roles();
return $wp_roles->roles;
}
/**
* Determine time zone from WordPress' options "timezone_string"
* and "gmt_offset".
*
* 1. Check if `timezone_string` is set and return it.
* 2. Check if `gmt_offset` is set, formats UTC-offset from it and return it.
* 3. Default to "UTC+0" if nothing is set.
*
* @return string
*/
public static function get_timezone() {
$timezone_string = get_option( 'timezone_string' );
if ( ! empty( $timezone_string ) ) {
return str_replace( '_', ' ', $timezone_string );
}
$gmt_offset = get_option( 'gmt_offset', 0 );
$formatted_gmt_offset = sprintf( '%+g', floatval( $gmt_offset ) );
$formatted_gmt_offset = str_replace(
array( '.25', '.5', '.75' ),
array( ':15', ':30', ':45' ),
(string) $formatted_gmt_offset
);
/* translators: %s is UTC offset, e.g. "+1" */
return sprintf( __( 'UTC%s', 'jetpack' ), $formatted_gmt_offset );
}
/**
* Return list of paused themes.
*
* @todo Remove function_exists check when WP 5.2 is the minimum.
*
* @return array|bool Array of paused themes or false if unsupported.
*/
public static function get_paused_themes() {
if ( function_exists( 'wp_paused_themes' ) ) {
$paused_themes = wp_paused_themes();
return $paused_themes->get_all();
}
return false;
}
/**
* Return list of paused plugins.
*
* @todo Remove function_exists check when WP 5.2 is the minimum.
*
* @return array|bool Array of paused plugins or false if unsupported.
*/
public static function get_paused_plugins() {
if ( function_exists( 'wp_paused_plugins' ) ) {
$paused_plugins = wp_paused_plugins();
return $paused_plugins->get_all();
}
return false;
}
}
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