jetpack / jetpack_vendor / automattic / jetpack-sync / src / class-users.php

class-users.php in Jetpack – WP Security, Backup, Speed, & Growth 16.3-a.5, at jetpack_vendor/automattic/jetpack-sync/src/class-users.php

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1	<?php
2	/**
3	* Sync for users.
4	*
5	* @package automattic/jetpack-sync
6	*/
7
8	namespace Automattic\Jetpack\Sync;
9
10	use Automattic\Jetpack\Connection\Manager as Jetpack_Connection;
11	use Automattic\Jetpack\Connection\XMLRPC_Async_Call;
12	use Automattic\Jetpack\Roles;
13
14	/**
15	* Class Users.
16	*
17	* Responsible for syncing user data changes.
18	*/
19	class Users {
20	/**
21	* Roles of all users, indexed by user ID.
22	*
23	* @access public
24	* @static
25	*
26	* @var array
27	*/
28	public static $user_roles = array();
29
30	/**
31	* Initialize sync for user data changes.
32	*
33	* @access public
34	* @static
35	* @todo Eventually, connection needs to be instantiated at the top level in the sync package.
36	*/
37	public static function init() {
38	add_action( 'jetpack_user_authorized', array( 'Automattic\\Jetpack\\Sync\\Actions', 'do_initial_sync' ), 10, 0 );
39	$connection = new Jetpack_Connection();
40	if ( $connection->has_connected_user() ) {
41	// Kick off synchronization of user role when it changes.
42	add_action( 'set_user_role', array( __CLASS__, 'user_role_change' ) );
43	}
44	}
45
46	/**
47	* Synchronize connected user role changes.
48	*
49	* @access public
50	* @static
51	*
52	* @param int $user_id ID of the user.
53	*/
54	public static function user_role_change( $user_id ) {
55	$connection = new Jetpack_Connection();
56	if ( $connection->is_user_connected( $user_id ) ) {
57	self::get_role( $user_id );
58	self::update_role_on_com( $user_id );
59
60	// Try to choose a new master if we're demoting the current one.
61	self::maybe_demote_master_user( $user_id );
62	}
63	}
64
65	/**
66	* Retrieve the role of a user by their ID.
67	*
68	* @access public
69	* @static
70	*
71	* @param int $user_id ID of the user.
72	* @param bool $reload Forces reading the role from the database.
73	* @return string Role of the user.
74	*/
75	public static function get_role( $user_id, $reload = false ) {
76	if ( ! $reload && isset( self::$user_roles[ $user_id ] ) ) {
77	return self::$user_roles[ $user_id ];
78	}
79
80	$current_user_id = get_current_user_id();
81	wp_set_current_user( $user_id );
82	$roles = new Roles();
83	$role = $roles->translate_current_user_to_role();
84	wp_set_current_user( $current_user_id );
85	self::$user_roles[ $user_id ] = $role;
86
87	return $role;
88	}
89
90	/**
91	* Retrieve the signed role of a user by their ID.
92	*
93	* @access public
94	* @static
95	*
96	* @param int $user_id ID of the user.
97	* @return string Signed role of the user.
98	*/
99	public static function get_signed_role( $user_id ) {
100	$connection = new Jetpack_Connection();
101	return $connection->sign_role( self::get_role( $user_id ), $user_id );
102	}
103
104	/**
105	* Retrieve the signed role and update it in WP.com for that user.
106	*
107	* @access public
108	* @static
109	*
110	* @param int $user_id ID of the user.
111	*/
112	public static function update_role_on_com( $user_id ) {
113	$signed_role = self::get_signed_role( $user_id );
114	XMLRPC_Async_Call::add_call( 'jetpack.updateRole', get_current_user_id(), $user_id, $signed_role );
115	}
116
117	/**
118	* Choose a new master user if we're demoting the current one.
119	*
120	* @access public
121	* @static
122	* @todo Disconnect if there is no user with enough capabilities to be the master user.
123	* @uses \WP_User_Query
124	*
125	* @param int $user_id ID of the user.
126	*/
127	public static function maybe_demote_master_user( $user_id ) {
128	$master_user_id = (int) \Jetpack_Options::get_option( 'master_user' );
129	$role = self::get_role( $user_id );
130	if ( $user_id === $master_user_id && 'administrator' !== $role ) {
131	$query = new \WP_User_Query(
132	array(
133	'fields' => array( 'ID' ),
134	'role' => 'administrator',
135	'orderby' => 'ID',
136	'exclude' => array( $master_user_id ),
137	)
138	);
139	$new_master = false;
140	$connection = new Jetpack_Connection();
141	foreach ( $query->results as $result ) {
142	$found_user_id = absint( $result->ID );
143	if ( $found_user_id && $connection->is_user_connected( $found_user_id ) ) {
144	$new_master = $found_user_id;
145	break;
146	}
147	}
148
149	if ( $new_master ) {
150	\Jetpack_Options::update_option( 'master_user', $new_master );
151	}
152	// TODO: else disconnect..?
153	}
154	}
155	}
156