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| 1 | <?php |
| 2 | /** |
| 3 | * The Stats settings the dashboard's Settings tab edits. |
| 4 | * |
| 5 | * @package automattic/jetpack-premium-analytics |
| 6 | */ |
| 7 | |
| 8 | namespace Automattic\Jetpack\PremiumAnalytics; |
| 9 | |
| 10 | use Automattic\Jetpack\Stats\Options as Stats_Options; |
| 11 | use Automattic\Jetpack\Stats\Settings as Stats_Package_Settings; |
| 12 | use Automattic\Jetpack\Status\Host; |
| 13 | |
| 14 | /** |
| 15 | * Exposes the Stats settings through core's `wp/v2/settings` route, and the role list the Settings tab offers through script data. |
| 16 | */ |
| 17 | final class Stats_Settings { |
| 18 | |
| 19 | /** |
| 20 | * Settings group the options register under. |
| 21 | * |
| 22 | * @var string |
| 23 | */ |
| 24 | private const GROUP = 'jetpack_premium_analytics'; |
| 25 | |
| 26 | /** |
| 27 | * Site option holding whether the WordPress.com Reader shows post views. |
| 28 | * |
| 29 | * @var string |
| 30 | */ |
| 31 | private const READER_VIEWS_OPTION = 'wpcom_reader_views_enabled'; |
| 32 | |
| 33 | /** |
| 34 | * The `stats_options` fields the Settings tab edits. The option also holds internal state, which the route never exposes. |
| 35 | * |
| 36 | * @var string[] |
| 37 | */ |
| 38 | private const FIELDS = array( 'admin_bar', 'roles', 'count_roles' ); |
| 39 | |
| 40 | /** |
| 41 | * The Stats package's refusal of the current write, held until the route answers. |
| 42 | * |
| 43 | * @var \WP_Error|null |
| 44 | */ |
| 45 | private static $update_error = null; |
| 46 | |
| 47 | /** |
| 48 | * Hook the settings up, except on Simple sites, where WordPress.com owns the Stats settings. |
| 49 | * |
| 50 | * @return void |
| 51 | */ |
| 52 | public static function configure() { |
| 53 | if ( ( new Host() )->is_wpcom_simple() ) { |
| 54 | return; |
| 55 | } |
| 56 | |
| 57 | add_action( 'rest_api_init', array( __CLASS__, 'register' ) ); |
| 58 | // Counting users per role costs a query, so only the dashboard pays for it. |
| 59 | if ( Analytics::is_dashboard_request() ) { |
| 60 | add_filter( 'jetpack_admin_js_script_data', array( __CLASS__, 'add_script_data' ), 20 ); |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Declare the settings so core's settings route exposes them. |
| 66 | * |
| 67 | * @return void |
| 68 | */ |
| 69 | public static function register() { |
| 70 | $role = array( |
| 71 | 'type' => 'string', |
| 72 | 'enum' => self::get_role_slugs(), |
| 73 | ); |
| 74 | |
| 75 | register_setting( |
| 76 | self::GROUP, |
| 77 | Stats_Options::OPTION_NAME, |
| 78 | array( |
| 79 | 'type' => 'object', |
| 80 | 'show_in_rest' => array( |
| 81 | 'schema' => array( |
| 82 | 'type' => 'object', |
| 83 | 'properties' => array( |
| 84 | 'admin_bar' => array( 'type' => 'boolean' ), |
| 85 | 'roles' => array( |
| 86 | 'type' => 'array', |
| 87 | 'items' => $role, |
| 88 | 'minItems' => 1, |
| 89 | ), |
| 90 | 'count_roles' => array( |
| 91 | 'type' => 'array', |
| 92 | 'items' => $role, |
| 93 | ), |
| 94 | ), |
| 95 | 'additionalProperties' => false, |
| 96 | ), |
| 97 | ), |
| 98 | 'description' => __( 'Jetpack Stats settings.', 'jetpack-premium-analytics-pkg' ), |
| 99 | ) |
| 100 | ); |
| 101 | register_setting( |
| 102 | self::GROUP, |
| 103 | self::READER_VIEWS_OPTION, |
| 104 | array( |
| 105 | 'type' => 'boolean', |
| 106 | 'default' => true, |
| 107 | 'show_in_rest' => true, |
| 108 | 'sanitize_callback' => array( __CLASS__, 'sanitize_reader_views' ), |
| 109 | 'description' => __( 'Whether the WordPress.com Reader shows post views for this site.', 'jetpack-premium-analytics-pkg' ), |
| 110 | ) |
| 111 | ); |
| 112 | add_filter( 'rest_pre_get_setting', array( __CLASS__, 'get_stats_options' ), 10, 2 ); |
| 113 | add_filter( 'rest_pre_update_setting', array( __CLASS__, 'update_stats_options' ), 10, 3 ); |
| 114 | add_filter( 'rest_request_after_callbacks', array( __CLASS__, 'report_update_error' ) ); |
| 115 | } |
| 116 | |
| 117 | /** |
| 118 | * The role slugs the role fields accept: the site's roles, plus any already stored, so a removed role still reads back. |
| 119 | * |
| 120 | * @return string[] |
| 121 | */ |
| 122 | private static function get_role_slugs() { |
| 123 | $stored = get_option( Stats_Options::OPTION_NAME, array() ); |
| 124 | $slugs = array_keys( wp_roles()->roles ); |
| 125 | |
| 126 | foreach ( array( 'roles', 'count_roles' ) as $field ) { |
| 127 | if ( is_array( $stored ) && isset( $stored[ $field ] ) && is_array( $stored[ $field ] ) ) { |
| 128 | $slugs = array_merge( $slugs, array_filter( $stored[ $field ], 'is_string' ) ); |
| 129 | } |
| 130 | } |
| 131 | |
| 132 | return array_values( array_unique( $slugs ) ); |
| 133 | } |
| 134 | |
| 135 | /** |
| 136 | * Answer the settings route with the editable fields only, defaults included. |
| 137 | * |
| 138 | * @param mixed $value The value another filter supplied, or null. |
| 139 | * @param string $name The setting's name on the route. |
| 140 | * @return mixed The editable fields for `stats_options`, otherwise `$value`. |
| 141 | */ |
| 142 | public static function get_stats_options( $value, $name ) { |
| 143 | if ( Stats_Options::OPTION_NAME !== $name ) { |
| 144 | return $value; |
| 145 | } |
| 146 | |
| 147 | return Stats_Package_Settings::get( self::FIELDS ); |
| 148 | } |
| 149 | |
| 150 | /** |
| 151 | * Save a write to `stats_options` through the Stats package, which keeps the option's internal state and administrators' access, and check that the Reader setting was stored. |
| 152 | * |
| 153 | * Core ignores an error from this filter, so a refusal is held for `report_update_error()`. |
| 154 | * |
| 155 | * @param bool $updated Whether another filter saved the setting. |
| 156 | * @param string $name The setting's name on the route. |
| 157 | * @param mixed $value The value sent. |
| 158 | * @return bool Whether the setting was handled. |
| 159 | */ |
| 160 | public static function update_stats_options( $updated, $name, $value ) { |
| 161 | if ( self::READER_VIEWS_OPTION === $name ) { |
| 162 | $enabled = self::sanitize_reader_views( $value ); |
| 163 | update_option( self::READER_VIEWS_OPTION, $enabled ); |
| 164 | if ( (int) get_option( self::READER_VIEWS_OPTION ) !== $enabled ) { |
| 165 | self::$update_error = new \WP_Error( |
| 166 | 'jetpack_premium_analytics_reader_views_save_failed', |
| 167 | __( 'The WordPress.com Reader setting could not be saved.', 'jetpack-premium-analytics-pkg' ), |
| 168 | array( 'status' => 500 ) |
| 169 | ); |
| 170 | } |
| 171 | return true; |
| 172 | } |
| 173 | |
| 174 | if ( Stats_Options::OPTION_NAME !== $name ) { |
| 175 | return $updated; |
| 176 | } |
| 177 | |
| 178 | $result = Stats_Package_Settings::update( is_array( $value ) ? $value : array(), self::FIELDS ); |
| 179 | if ( is_wp_error( $result ) ) { |
| 180 | $result->add_data( array( 'status' => false !== strpos( $result->get_error_code(), 'save_failed' ) ? 500 : 400 ) ); |
| 181 | self::$update_error = $result; |
| 182 | } |
| 183 | |
| 184 | return true; |
| 185 | } |
| 186 | |
| 187 | /** |
| 188 | * Answer the settings route with the Stats package's refusal, when it refused the write. |
| 189 | * |
| 190 | * @param mixed $response The route's response. |
| 191 | * @return mixed The refusal, otherwise `$response`. |
| 192 | */ |
| 193 | public static function report_update_error( $response ) { |
| 194 | if ( null === self::$update_error ) { |
| 195 | return $response; |
| 196 | } |
| 197 | |
| 198 | $error = self::$update_error; |
| 199 | self::$update_error = null; |
| 200 | |
| 201 | return $error; |
| 202 | } |
| 203 | |
| 204 | /** |
| 205 | * Store the Reader setting as 0 or 1: a bare `false` would reach the options table as `''`, which the schema does not read back as a boolean. |
| 206 | * |
| 207 | * @param mixed $value The value being written. |
| 208 | * @return int |
| 209 | */ |
| 210 | public static function sanitize_reader_views( $value ) { |
| 211 | return (int) rest_sanitize_boolean( $value ); |
| 212 | } |
| 213 | |
| 214 | /** |
| 215 | * Give the Settings tab the roles it lists, with how many users hold each, and the screen that switches the Stats module on and off. |
| 216 | * |
| 217 | * @param array $data The script data. |
| 218 | * @return array The script data with the Stats settings context added. |
| 219 | */ |
| 220 | public static function add_script_data( $data ) { |
| 221 | if ( ! current_user_can( 'manage_options' ) ) { |
| 222 | return $data; |
| 223 | } |
| 224 | |
| 225 | if ( ! function_exists( 'get_editable_roles' ) ) { |
| 226 | require_once ABSPATH . 'wp-admin/includes/user.php'; |
| 227 | } |
| 228 | |
| 229 | // Counting users is a slow query on large sites, so their roles come without counts. |
| 230 | $counts = wp_is_large_user_count() ? null : count_users()['avail_roles']; |
| 231 | $roles = array(); |
| 232 | foreach ( get_editable_roles() as $slug => $role ) { |
| 233 | $roles[] = array( |
| 234 | 'slug' => $slug, |
| 235 | 'name' => translate_user_role( $role['name'] ), |
| 236 | 'count' => null === $counts ? null : (int) ( $counts[ $slug ] ?? 0 ), |
| 237 | ); |
| 238 | } |
| 239 | |
| 240 | if ( ! isset( $data['premium_analytics'] ) || ! is_array( $data['premium_analytics'] ) ) { |
| 241 | $data['premium_analytics'] = array(); |
| 242 | } |
| 243 | |
| 244 | $data['premium_analytics']['stats_settings'] = array( |
| 245 | 'roles' => $roles, |
| 246 | // Jetpack can be active without My Jetpack's screen, for example on Atomic, where wpcomsh skips it. |
| 247 | 'features_url' => class_exists( 'Jetpack' ) && '' !== menu_page_url( 'my-jetpack', false ) ? admin_url( 'admin.php?page=my-jetpack#/features?search=stats' ) : null, |
| 248 | ); |
| 249 | |
| 250 | return $data; |
| 251 | } |
| 252 | } |