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Omphaloskepsis/plugins/jetpack/class.jetpack-network.php
2018-03-21 18:19:20 +00:00

813 lines
23 KiB
PHP

<?php
/**
* Used to manage Jetpack installation on Multisite Network installs
*
* SINGLETON: To use call Jetpack_Network::init()
*
* DO NOT USE ANY STATIC METHODS IN THIS CLASS!!!!!!
*
* @since 2.9
*/
class Jetpack_Network {
/**
* Holds a static copy of Jetpack_Network for the singleton
*
* @since 2.9
* @var Jetpack_Network
*/
private static $instance = null;
/**
* Name of the network wide settings
*
* @since 2.9
* @var string
*/
private $settings_name = 'jetpack-network-settings';
/**
* Defaults for settings found on the Jetpack > Settings page
*
* @since 2.9
* @var array
*/
private $setting_defaults = array(
'auto-connect' => 0,
'sub-site-connection-override' => 1,
//'manage_auto_activated_modules' => 0,
);
/**
* Constructor
*
* @since 2.9
*/
private function __construct() {
require_once( ABSPATH . '/wp-admin/includes/plugin.php' ); // For the is_plugin... check
require_once( JETPACK__PLUGIN_DIR . 'modules/protect/shared-functions.php' ); // For managing the global whitelist
/*
* Sanity check to ensure the install is Multisite and we
* are in Network Admin
*/
if ( is_multisite() && is_network_admin() ) {
add_action( 'network_admin_menu', array( $this, 'add_network_admin_menu' ) );
add_action( 'network_admin_edit_jetpack-network-settings', array( $this, 'save_network_settings_page' ), 10, 0 );
add_filter( 'admin_body_class', array( $this, 'body_class' ) );
if ( isset( $_GET['page'] ) && 'jetpack' == $_GET['page'] ) {
add_action( 'admin_init', array( $this, 'jetpack_sites_list' ) );
}
}
/*
* Things that should only run on multisite
*/
if ( is_multisite() && is_plugin_active_for_network( 'jetpack/jetpack.php' ) ) {
add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );
/*
* If admin wants to automagically register new sites set the hook here
*
* This is a hacky way because xmlrpc is not available on wpmu_new_blog
*/
if ( $this->get_option( 'auto-connect' ) == 1 ) {
add_action( 'wpmu_new_blog', array( $this, 'do_automatically_add_new_site' ) );
}
}
// Remove the toggles for 2.9, re-evaluate how they're done and added for a 3.0 release. They don't feel quite right yet.
// add_filter( 'jetpack_get_default_modules', array( $this, 'set_auto_activated_modules' ) );
}
/**
* Sets which modules get activated by default on subsite connection.
* Modules can be set in Network Admin > Jetpack > Settings
*
* @since 2.9
*
* @param array $modules
*
* @return array
**/
public function set_auto_activated_modules( $modules ) {
return $modules;
/* Remove the toggles for 2.9, re-evaluate how they're done and added for a 3.0 release. They don't feel quite right yet.
if( 1 == $this->get_option( 'manage_auto_activated_modules' ) ) {
return (array) $this->get_option( 'modules' );
} else {
return $modules;
}
*/
}
/**
* Registers new sites upon creation
*
* @since 2.9
* @uses wpmu_new_blog
*
* @param int $blog_id
**/
public function do_automatically_add_new_site( $blog_id ) {
$this->do_subsiteregister( $blog_id );
}
/**
* Adds .network-admin class to the body tag
* Helps distinguish network admin JP styles from regular site JP styles
*
* @since 2.9
*/
public function body_class( $classes ) {
return trim( $classes ) . ' network-admin ';
}
/**
* Provides access to an instance of Jetpack_Network
*
* This is how the Jetpack_Network object should *always* be accessed
*
* @since 2.9
* @return Jetpack_Network
*/
public static function init() {
if ( ! self::$instance || ! is_a( self::$instance, 'Jetpack_Network' ) ) {
self::$instance = new Jetpack_Network;
}
return self::$instance;
}
/**
* Registers the Multisite admin bar menu item shortcut.
* This shortcut helps users quickly and easily navigate to the Jetpack Network Admin
* menu from anywhere in their network.
*
* @since 2.9
*/
public function register_menubar() {
add_action( 'wp_before_admin_bar_render', array( $this, 'add_to_menubar' ) );
}
/**
* Runs when Jetpack is deactivated from the network admin plugins menu.
* Each individual site will need to have Jetpack::disconnect called on it.
* Site that had Jetpack individually enabled will not be disconnected as
* on Multisite individually activated plugins are still activated when
* a plugin is deactivated network wide.
*
* @since 2.9
**/
public function deactivate() {
// Only fire if in network admin
if ( ! is_network_admin() ) {
return;
}
$sites = $this->wp_get_sites();
foreach ( $sites as $s ) {
switch_to_blog( $s->blog_id );
$active_plugins = get_option( 'active_plugins' );
/*
* If this plugin was activated in the subsite individually
* we do not want to call disconnect. Plugins activated
* individually (before network activation) stay activated
* when the network deactivation occurs
*/
if ( ! in_array( 'jetpack/jetpack.php', $active_plugins ) ) {
Jetpack::disconnect();
}
}
restore_current_blog();
}
/**
* Adds a link to the Jetpack Network Admin page in the network admin menu bar.
*
* @since 2.9
**/
public function add_to_menubar() {
global $wp_admin_bar;
// Don't show for logged out users or single site mode.
if ( ! is_user_logged_in() || ! is_multisite() ) {
return;
}
$wp_admin_bar->add_node( array(
'parent' => 'network-admin',
'id' => 'network-admin-jetpack',
'title' => __( 'Jetpack', 'jetpack' ),
'href' => $this->get_url( 'network_admin_page' ),
) );
}
/**
* Returns various URL strings. Factory like
*
* $args can be a string or an array.
* If $args is an array there must be an element called name for the switch statement
*
* Currently supports:
* - subsiteregister: Pass array( 'name' => 'subsiteregister', 'site_id' => SITE_ID )
* - network_admin_page: Provides link to /wp-admin/network/JETPACK
* - subsitedisconnect: Pass array( 'name' => 'subsitedisconnect', 'site_id' => SITE_ID )
*
* @since 2.9
*
* @param Mixed $args
*
* @return String
**/
public function get_url( $args ) {
$url = null; // Default url value
if ( is_string( $args ) ) {
$name = $args;
} else {
$name = $args['name'];
}
switch ( $name ) {
case 'subsiteregister':
if ( ! isset( $args['site_id'] ) ) {
break; // If there is not a site id present we cannot go further
}
$url = network_admin_url(
'admin.php?page=jetpack&action=subsiteregister&site_id='
. $args['site_id']
);
break;
case 'network_admin_page':
$url = network_admin_url( 'admin.php?page=jetpack' );
break;
case 'subsitedisconnect':
if ( ! isset( $args['site_id'] ) ) {
break; // If there is not a site id present we cannot go further
}
$url = network_admin_url(
'admin.php?page=jetpack&action=subsitedisconnect&site_id='
. $args['site_id']
);
break;
}
return $url;
}
/**
* Adds the Jetpack menu item to the Network Admin area
*
* @since 2.9
*/
public function add_network_admin_menu() {
add_menu_page( __( 'Jetpack', 'jetpack' ), __( 'Jetpack', 'jetpack' ), 'jetpack_network_admin_page', 'jetpack', array( $this, 'network_admin_page' ), 'div', 3 );
add_submenu_page( 'jetpack', __( 'Jetpack Sites', 'jetpack' ), __( 'Sites', 'jetpack' ), 'jetpack_network_sites_page', 'jetpack', array( $this, 'network_admin_page' ) );
add_submenu_page( 'jetpack', __( 'Settings', 'jetpack' ), __( 'Settings', 'jetpack' ), 'jetpack_network_settings_page', 'jetpack-settings', array( $this, 'render_network_admin_settings_page' ) );
/**
* As jetpack_register_genericons is by default fired off a hook,
* the hook may have already fired by this point.
* So, let's just trigger it manually.
*/
require_once( JETPACK__PLUGIN_DIR . '_inc/genericons.php' );
jetpack_register_genericons();
if ( ! wp_style_is( 'jetpack-icons', 'registered' ) ) {
wp_register_style( 'jetpack-icons', plugins_url( 'css/jetpack-icons.min.css', JETPACK__PLUGIN_FILE ), false, JETPACK__VERSION );
}
add_action( 'admin_enqueue_scripts', array( $this, 'admin_menu_css' ) );
}
/**
* Adds JP menu icon
*
* @since 2.9
**/
function admin_menu_css() {
wp_enqueue_style( 'jetpack-icons' );
}
/**
* Provides functionality for the Jetpack > Sites page.
* Does not do the display!
*
* @since 2.9
*/
public function jetpack_sites_list() {
Jetpack::init();
if ( isset( $_GET['action'] ) ) {
switch ( $_GET['action'] ) {
case 'subsiteregister':
/*
* @todo check_admin_referer( 'jetpack-subsite-register' );
*/
Jetpack::log( 'subsiteregister' );
// If !$_GET['site_id'] stop registration and error
if ( ! isset( $_GET['site_id'] ) || empty( $_GET['site_id'] ) ) {
// Log error to state cookie for display later
/**
* @todo Make state messages show on Jetpack NA pages
**/
Jetpack::state( 'missing_site_id', 'Site ID must be provided to register a sub-site' );
break;
}
// Send data to register endpoint and retrieve shadow blog details
$result = $this->do_subsiteregister();
$url = $this->get_url( 'network_admin_page' );
if ( is_wp_error( $result ) ) {
$url = add_query_arg( 'action', 'connection_failed', $url );
} else {
$url = add_query_arg( 'action', 'connected', $url );
}
wp_safe_redirect( $url );
break;
case 'subsitedisconnect':
Jetpack::log( 'subsitedisconnect' );
if ( ! isset( $_GET['site_id'] ) || empty( $_GET['site_id'] ) ) {
Jetpack::state( 'missing_site_id', 'Site ID must be provided to disconnect a sub-site' );
break;
}
$this->do_subsitedisconnect();
break;
case 'connected':
case 'connection_failed':
add_action( 'jetpack_notices', array( $this, 'show_jetpack_notice' ) );
break;
}
}
}
public function show_jetpack_notice() {
if ( isset( $_GET['action'] ) && 'connected' == $_GET['action'] ) {
$notice = __( 'Site successfully connected.', 'jetpack' );
} else if ( isset( $_GET['action'] ) && 'connection_failed' == $_GET['action'] ) {
$notice = __( 'Site connection <strong>failed</strong>', 'jetpack' );
}
Jetpack::init()->load_view( 'admin/network-admin-alert.php', array( 'notice' => $notice ) );
}
/**
* Disconnect functionality for an individual site
*
* @since 2.9
* @see Jetpack_Network::jetpack_sites_list()
*/
public function do_subsitedisconnect( $site_id = null ) {
if ( ! current_user_can( 'jetpack_disconnect' ) ) {
return;
}
$site_id = ( is_null( $site_id ) ) ? $_GET['site_id'] : $site_id;
switch_to_blog( $site_id );
Jetpack::disconnect();
restore_current_blog();
}
/**
* Registers a subsite with the Jetpack servers
*
* @since 2.9
* @todo Break apart into easier to manage chunks that can be unit tested
* @see Jetpack_Network::jetpack_sites_list();
*/
public function do_subsiteregister( $site_id = null ) {
if ( ! current_user_can( 'jetpack_disconnect' ) ) {
return;
}
if ( Jetpack::is_development_mode() ) {
return;
}
$jp = Jetpack::init();
// Figure out what site we are working on
$site_id = ( is_null( $site_id ) ) ? $_GET['site_id'] : $site_id;
// Remote query timeout limit
$timeout = $jp->get_remote_query_timeout_limit();
// The blog id on WordPress.com of the primary network site
$network_wpcom_blog_id = Jetpack_Options::get_option( 'id' );
/*
* Here we need to switch to the subsite
* For the registration process we really only hijack how it
* works for an individual site and pass in some extra data here
*/
switch_to_blog( $site_id );
// Save the secrets in the subsite so when the wpcom server does a pingback it
// will be able to validate the connection
$secrets = $jp->generate_secrets( 'register' );
@list( $secret_1, $secret_2, $secret_eol ) = explode( ':', $secrets );
if ( empty( $secret_1 ) || empty( $secret_2 ) || empty( $secret_eol ) || $secret_eol < time() ) {
return new Jetpack_Error( 'missing_secrets' );
}
// Gra info for gmt offset
$gmt_offset = get_option( 'gmt_offset' );
if ( ! $gmt_offset ) {
$gmt_offset = 0;
}
/*
* Get the stats_option option from the db.
* It looks like the server strips this out so maybe it is not necessary?
* Does it match the Jetpack site with the old stats plugin id?
*
* @todo Find out if sending the stats_id is necessary
*/
$stat_options = get_option( 'stats_options' );
$stat_id = $stat_options = isset( $stats_options['blog_id'] ) ? $stats_options['blog_id'] : null;
$user_id = get_current_user_id();
/**
* Both `state` and `user_id` need to be sent in the request, even though they are the same value.
* Connecting via the network admin combines `register()` and `authorize()` methods into one step,
* because we assume the main site is already authorized. `state` is used to verify the `register()`
* request, while `user_id()` is used to create the token in the `authorize()` request.
*/
$args = array(
'method' => 'POST',
'body' => array(
'network_url' => $this->get_url( 'network_admin_page' ),
'network_wpcom_blog_id' => $network_wpcom_blog_id,
'siteurl' => site_url(),
'home' => home_url(),
'gmt_offset' => $gmt_offset,
'timezone_string' => (string) get_option( 'timezone_string' ),
'site_name' => (string) get_option( 'blogname' ),
'secret_1' => $secret_1,
'secret_2' => $secret_2,
'site_lang' => get_locale(),
'timeout' => $timeout,
'stats_id' => $stat_id, // Is this still required?
'user_id' => $user_id,
'state' => $user_id
),
'headers' => array(
'Accept' => 'application/json',
),
'timeout' => $timeout,
);
// Attempt to retrieve shadow blog details
$response = Jetpack_Client::_wp_remote_request(
Jetpack::fix_url_for_bad_hosts( Jetpack::api_url( 'subsiteregister' ) ), $args, true
);
/*
* $response should either be invalid or contain:
* - jetpack_id => id
* - jetpack_secret => blog_token
* - jetpack_public
*
* Store the wpcom site details
*/
$valid_response = $jp->validate_remote_register_response( $response );
if ( is_wp_error( $valid_response ) || ! $valid_response ) {
restore_current_blog();
return $valid_response;
}
// Grab the response values to work with
$code = wp_remote_retrieve_response_code( $response );
$entity = wp_remote_retrieve_body( $response );
if ( $entity ) {
$json = json_decode( $entity );
} else {
$json = false;
}
if ( empty( $json->jetpack_secret ) || ! is_string( $json->jetpack_secret ) ) {
restore_current_blog();
return new Jetpack_Error( 'jetpack_secret', '', $code );
}
if ( isset( $json->jetpack_public ) ) {
$jetpack_public = (int) $json->jetpack_public;
} else {
$jetpack_public = false;
}
Jetpack_Options::update_options( array(
'id' => (int) $json->jetpack_id,
'blog_token' => (string) $json->jetpack_secret,
'public' => $jetpack_public,
) );
/*
* Update the subsiteregister method on wpcom so that it also sends back the
* token in this same request
*/
$is_master_user = ! Jetpack::is_active();
Jetpack::update_user_token(
get_current_user_id(),
sprintf( '%s.%d', $json->token->secret, get_current_user_id() ),
$is_master_user
);
Jetpack::activate_default_modules();
restore_current_blog();
}
/**
* Handles the displaying of all sites on the network that are
* dis/connected to Jetpack
*
* @since 2.9
* @see Jetpack_Network::jetpack_sites_list()
*/
function network_admin_page() {
global $current_site;
$this->network_admin_page_header();
$jp = Jetpack::init();
// We should be, but ensure we are on the main blog
switch_to_blog( $current_site->blog_id );
$main_active = $jp->is_active();
restore_current_blog();
// If we are in dev mode, just show the notice and bail
if ( Jetpack::is_development_mode() ) {
Jetpack::show_development_mode_notice();
return;
}
/*
* Ensure the main blog is connected as all other subsite blog
* connections will feed off this one
*/
if ( ! $main_active ) {
$url = $this->get_url( array(
'name' => 'subsiteregister',
'site_id' => 1,
) );
$data = array( 'url' => $jp->build_connect_url() );
Jetpack::init()->load_view( 'admin/must-connect-main-blog.php', $data );
return;
}
require_once( 'class.jetpack-network-sites-list-table.php' );
$myListTable = new Jetpack_Network_Sites_List_Table();
echo '<div class="wrap"><h2>' . __( 'Sites', 'jetpack' ) . '</h2>';
echo '<form method="post">';
$myListTable->prepare_items();
$myListTable->display();
echo '</form></div>';
$this->network_admin_page_footer();
}
/**
* Stylized JP header formatting
*
* @since 2.9
*/
function network_admin_page_header() {
global $current_user;
$is_connected = Jetpack::is_active();
$data = array(
'is_connected' => $is_connected
);
Jetpack::init()->load_view( 'admin/network-admin-header.php', $data );
}
/**
* Stylized JP footer formatting
*
* @since 2.9
*/
function network_admin_page_footer() {
Jetpack::init()->load_view( 'admin/network-admin-footer.php' );
}
/**
* Fires when the Jetpack > Settings page is saved.
*
* @since 2.9
*/
public function save_network_settings_page() {
if ( ! wp_verify_nonce( $_POST['_wpnonce'], 'jetpack-network-settings' ) ) {
// no nonce, push back to settings page
wp_safe_redirect(
add_query_arg(
array( 'page' => 'jetpack-settings' ),
network_admin_url( 'admin.php' )
)
);
exit();
}
// try to save the Protect whitelist before anything else, since that action can result in errors
$whitelist = str_replace( ' ', '', $_POST['global-whitelist'] );
$whitelist = explode( PHP_EOL, $whitelist );
$result = jetpack_protect_save_whitelist( $whitelist, $global = true );
if ( is_wp_error( $result ) ) {
wp_safe_redirect(
add_query_arg(
array( 'page' => 'jetpack-settings', 'error' => 'jetpack_protect_whitelist' ),
network_admin_url( 'admin.php' )
)
);
exit();
}
/*
* Fields
*
* auto-connect - Checkbox for global Jetpack connection
* sub-site-connection-override - Allow sub-site admins to (dis)reconnect with their own Jetpack account
*/
$auto_connect = 0;
if ( isset( $_POST['auto-connect'] ) ) {
$auto_connect = 1;
}
$sub_site_connection_override = 0;
if ( isset( $_POST['sub-site-connection-override'] ) ) {
$sub_site_connection_override = 1;
}
/* Remove the toggles for 2.9, re-evaluate how they're done and added for a 3.0 release. They don't feel quite right yet.
$manage_auto_activated_modules = 0;
if ( isset( $_POST['manage_auto_activated_modules'] ) ) {
$manage_auto_activated_modules = 1;
}
$modules = array();
if ( isset( $_POST['modules'] ) ) {
$modules = $_POST['modules'];
}
*/
$data = array(
'auto-connect' => $auto_connect,
'sub-site-connection-override' => $sub_site_connection_override,
//'manage_auto_activated_modules' => $manage_auto_activated_modules,
//'modules' => $modules,
);
update_site_option( $this->settings_name, $data );
wp_safe_redirect(
add_query_arg(
array( 'page' => 'jetpack-settings', 'updated' => 'true' ),
network_admin_url( 'admin.php' )
)
);
exit();
}
public function render_network_admin_settings_page() {
$this->network_admin_page_header();
$options = wp_parse_args( get_site_option( $this->settings_name ), $this->setting_defaults );
$modules = array();
$module_slugs = Jetpack::get_available_modules();
foreach ( $module_slugs as $slug ) {
$module = Jetpack::get_module( $slug );
$module['module'] = $slug;
$modules[] = $module;
}
usort( $modules, array( 'Jetpack', 'sort_modules' ) );
if ( ! isset( $options['modules'] ) ) {
$options['modules'] = $modules;
}
$data = array(
'modules' => $modules,
'options' => $options,
'jetpack_protect_whitelist' => jetpack_protect_format_whitelist(),
);
Jetpack::init()->load_view( 'admin/network-settings.php', $data );
$this->network_admin_page_footer();
}
/**
* Updates a site wide option
*
* @since 2.9
*
* @param string $key
* @param mixed $value
*
* @return boolean
**/
public function update_option( $key, $value ) {
$options = get_site_option( $this->settings_name, $this->setting_defaults );
$options[ $key ] = $value;
return update_site_option( $this->settings_name, $options );
}
/**
* Retrieves a site wide option
*
* @since 2.9
*
* @param string $name - Name of the option in the database
**/
public function get_option( $name ) {
$options = get_site_option( $this->settings_name, $this->setting_defaults );
$options = wp_parse_args( $options, $this->setting_defaults );
if ( ! isset( $options[ $name ] ) ) {
$options[ $name ] = null;
}
return $options[ $name ];
}
/**
* Return an array of sites on the specified network. If no network is specified,
* return all sites, regardless of network.
*
* @todo REMOVE THIS FUNCTION! This function is moving to core. Use that one in favor of this. WordPress::wp_get_sites(). http://codex.wordpress.org/Function_Reference/wp_get_sites NOTE, This returns an array instead of stdClass. Be sure to update class.network-sites-list-table.php
* @since 2.9
* @deprecated 2.4.5
*
* @param array|string $args Optional. Specify the status of the sites to return.
*
* @return array An array of site data
*/
public function wp_get_sites( $args = array() ) {
global $wpdb;
if ( wp_is_large_network() ) {
return;
}
$defaults = array( 'network_id' => $wpdb->siteid );
$args = wp_parse_args( $args, $defaults );
$query = "SELECT * FROM $wpdb->blogs WHERE 1=1 ";
if ( isset( $args['network_id'] ) && ( is_array( $args['network_id'] ) || is_numeric( $args['network_id'] ) ) ) {
$network_ids = array_map( 'intval', (array) $args['network_id'] );
$network_ids = implode( ',', $network_ids );
$query .= "AND site_id IN ($network_ids) ";
}
if ( isset( $args['public'] ) ) {
$query .= $wpdb->prepare( "AND public = %d ", $args['public'] );
}
if ( isset( $args['archived'] ) ) {
$query .= $wpdb->prepare( "AND archived = %d ", $args['archived'] );
}
if ( isset( $args['mature'] ) ) {
$query .= $wpdb->prepare( "AND mature = %d ", $args['mature'] );
}
if ( isset( $args['spam'] ) ) {
$query .= $wpdb->prepare( "AND spam = %d ", $args['spam'] );
}
if ( isset( $args['deleted'] ) ) {
$query .= $wpdb->prepare( "AND deleted = %d ", $args['deleted'] );
}
if ( isset( $args['exclude_blogs'] ) ) {
$query .= "AND blog_id NOT IN (" . implode( ',', $args['exclude_blogs'] ) . ")";
}
$key = 'wp_get_sites:' . md5( $query );
if ( ! $site_results = wp_cache_get( $key, 'site-id-cache' ) ) {
$site_results = (array) $wpdb->get_results( $query );
wp_cache_set( $key, $site_results, 'site-id-cache' );
}
return $site_results;
}
}
// end class