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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::update_role_on_com( $user_id ); |
| 58 | // Try to choose a new master if we're demoting the current one. |
| 59 | self::maybe_demote_master_user( $user_id ); |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | /** |
| 64 | * Retrieve the role of a user by their ID. |
| 65 | * |
| 66 | * @access public |
| 67 | * @static |
| 68 | * |
| 69 | * @param int $user_id ID of the user. |
| 70 | * @return string Role of the user. |
| 71 | */ |
| 72 | public static function get_role( $user_id ) { |
| 73 | if ( isset( self::$user_roles[ $user_id ] ) ) { |
| 74 | return self::$user_roles[ $user_id ]; |
| 75 | } |
| 76 | |
| 77 | $current_user_id = get_current_user_id(); |
| 78 | wp_set_current_user( $user_id ); |
| 79 | $roles = new Roles(); |
| 80 | $role = $roles->translate_current_user_to_role(); |
| 81 | wp_set_current_user( $current_user_id ); |
| 82 | self::$user_roles[ $user_id ] = $role; |
| 83 | |
| 84 | return $role; |
| 85 | } |
| 86 | |
| 87 | /** |
| 88 | * Retrieve the signed role of a user by their ID. |
| 89 | * |
| 90 | * @access public |
| 91 | * @static |
| 92 | * |
| 93 | * @param int $user_id ID of the user. |
| 94 | * @return string Signed role of the user. |
| 95 | */ |
| 96 | public static function get_signed_role( $user_id ) { |
| 97 | $connection = new Jetpack_Connection(); |
| 98 | return $connection->sign_role( self::get_role( $user_id ), $user_id ); |
| 99 | } |
| 100 | |
| 101 | /** |
| 102 | * Retrieve the signed role and update it in WP.com for that user. |
| 103 | * |
| 104 | * @access public |
| 105 | * @static |
| 106 | * |
| 107 | * @param int $user_id ID of the user. |
| 108 | */ |
| 109 | public static function update_role_on_com( $user_id ) { |
| 110 | $signed_role = self::get_signed_role( $user_id ); |
| 111 | XMLRPC_Async_Call::add_call( 'jetpack.updateRole', get_current_user_id(), $user_id, $signed_role ); |
| 112 | } |
| 113 | |
| 114 | /** |
| 115 | * Choose a new master user if we're demoting the current one. |
| 116 | * |
| 117 | * @access public |
| 118 | * @static |
| 119 | * @todo Disconnect if there is no user with enough capabilities to be the master user. |
| 120 | * @uses \WP_User_Query |
| 121 | * |
| 122 | * @param int $user_id ID of the user. |
| 123 | */ |
| 124 | public static function maybe_demote_master_user( $user_id ) { |
| 125 | $master_user_id = (int) \Jetpack_Options::get_option( 'master_user' ); |
| 126 | $role = self::get_role( $user_id ); |
| 127 | if ( $user_id === $master_user_id && 'administrator' !== $role ) { |
| 128 | $query = new \WP_User_Query( |
| 129 | array( |
| 130 | 'fields' => array( 'ID' ), |
| 131 | 'role' => 'administrator', |
| 132 | 'orderby' => 'ID', |
| 133 | 'exclude' => array( $master_user_id ), |
| 134 | ) |
| 135 | ); |
| 136 | $new_master = false; |
| 137 | $connection = new Jetpack_Connection(); |
| 138 | foreach ( $query->results as $result ) { |
| 139 | $found_user_id = absint( $result->ID ); |
| 140 | if ( $found_user_id && $connection->is_user_connected( $found_user_id ) ) { |
| 141 | $new_master = $found_user_id; |
| 142 | break; |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | if ( $new_master ) { |
| 147 | \Jetpack_Options::update_option( 'master_user', $new_master ); |
| 148 | } |
| 149 | // TODO: else disconnect..? |
| 150 | } |
| 151 | } |
| 152 | } |