Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
72.10% |
261 / 362 |
|
35.48% |
11 / 31 |
CRAP | |
0.00% |
0 / 1 |
| Scan | |
72.50% |
261 / 360 |
|
35.48% |
11 / 31 |
431.54 | |
0.00% |
0 / 1 |
| get_key | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| get_state | |
80.77% |
21 / 26 |
|
0.00% |
0 / 1 |
3.06 | |||
| needs_credentials | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| has_credentials | |
100.00% |
4 / 4 |
|
100.00% |
1 / 1 |
5 | |||
| get_upsell_variant | |
100.00% |
4 / 4 |
|
100.00% |
1 / 1 |
4 | |||
| register_routes | |
100.00% |
95 / 95 |
|
100.00% |
1 / 1 |
1 | |||
| allows_ignoring | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| can_ignore_threats | |
75.00% |
3 / 4 |
|
0.00% |
0 / 1 |
3.14 | |||
| can_act_on_threats | |
80.00% |
4 / 5 |
|
0.00% |
0 / 1 |
3.07 | |||
| ignore_threat | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| unignore_threat | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| set_ignored | |
50.00% |
4 / 8 |
|
0.00% |
0 / 1 |
6.00 | |||
| get_ignored_threats | |
90.91% |
10 / 11 |
|
0.00% |
0 / 1 |
2.00 | |||
| get_history_threats | |
83.33% |
5 / 6 |
|
0.00% |
0 / 1 |
4.07 | |||
| get_scan_history | |
15.00% |
3 / 20 |
|
0.00% |
0 / 1 |
37.09 | |||
| delete_software | |
100.00% |
19 / 19 |
|
100.00% |
1 / 1 |
9 | |||
| get_threat_row | |
90.00% |
9 / 10 |
|
0.00% |
0 / 1 |
5.03 | |||
| delete_threat_row | |
66.67% |
6 / 9 |
|
0.00% |
0 / 1 |
4.59 | |||
| find_threat_row | |
95.45% |
21 / 22 |
|
0.00% |
0 / 1 |
9 | |||
| get_deletable_option | |
100.00% |
9 / 9 |
|
100.00% |
1 / 1 |
8 | |||
| can_write_files | |
100.00% |
6 / 6 |
|
100.00% |
1 / 1 |
2 | |||
| fix_threat | |
0.00% |
0 / 9 |
|
0.00% |
0 / 1 |
12 | |||
| get_fix_status | |
0.00% |
0 / 10 |
|
0.00% |
0 / 1 |
20 | |||
| get_threat_fix_status | |
100.00% |
5 / 5 |
|
100.00% |
1 / 1 |
2 | |||
| alerts_request | |
21.43% |
3 / 14 |
|
0.00% |
0 / 1 |
23.46 | |||
| get_scan | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| start_scan | |
0.00% |
0 / 14 |
|
0.00% |
0 / 1 |
30 | |||
| get_enqueue_error | |
100.00% |
11 / 11 |
|
100.00% |
1 / 1 |
8 | |||
| claim_request_lock | |
83.33% |
5 / 6 |
|
0.00% |
0 / 1 |
3.04 | |||
| release_request_lock | |
66.67% |
2 / 3 |
|
0.00% |
0 / 1 |
2.15 | |||
| get_scan_report | |
37.50% |
9 / 24 |
|
0.00% |
0 / 1 |
34.41 | |||
| 1 | <?php |
| 2 | /** |
| 3 | * Protect dashboard: the Scan section. |
| 4 | * |
| 5 | * @package automattic/jetpack-protect |
| 6 | */ |
| 7 | |
| 8 | namespace Automattic\Jetpack\Protect\Sections; |
| 9 | |
| 10 | use Automattic\Jetpack\Connection\Client; |
| 11 | use Automattic\Jetpack\Protect\Dashboard; |
| 12 | use Automattic\Jetpack\Protect\Dashboard_Section; |
| 13 | use Automattic\Jetpack\Protect\Dashboard_Threats; |
| 14 | use Automattic\Jetpack\Protect\Protected_Options; |
| 15 | use Automattic\Jetpack\Protect_Status\Protect_Status; |
| 16 | use Automattic\Jetpack\Protect_Status\Scan_Status; |
| 17 | use Automattic\Jetpack\Protect_Status\Status; |
| 18 | use Automattic\Jetpack\Redirect; |
| 19 | use Automattic\Jetpack\Status\Host; |
| 20 | use Jetpack_Options; |
| 21 | use WP_Error; |
| 22 | use WP_REST_Request; |
| 23 | use WP_REST_Server; |
| 24 | |
| 25 | if ( ! defined( 'ABSPATH' ) ) { |
| 26 | exit( 0 ); |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Vulnerability results, from Scan on a paid plan or Protect's free daily check, and on-demand scans. |
| 31 | * |
| 32 | * @since 0.1.0 |
| 33 | */ |
| 34 | class Scan implements Dashboard_Section { |
| 35 | |
| 36 | /** |
| 37 | * Scan statuses that mean a scan is still running, as the Protect plugin reads them. |
| 38 | * |
| 39 | * @var string[] |
| 40 | */ |
| 41 | const SCANNING_STATUSES = array( 'provisioning', 'scheduled', 'scanning' ); |
| 42 | |
| 43 | /** |
| 44 | * How many copy variants the free-plan upsell tests. |
| 45 | * |
| 46 | * @var int |
| 47 | */ |
| 48 | const UPSELL_VARIANTS = 8; |
| 49 | |
| 50 | /** |
| 51 | * Statuses that mean the first scan has not run yet when there is no report date. |
| 52 | * |
| 53 | * @var string[] |
| 54 | */ |
| 55 | const INITIALIZING_STATUSES = array( 'idle', 'unavailable' ); |
| 56 | |
| 57 | /** |
| 58 | * Lock held for a minute after a scan request, so repeated requests don't stack. |
| 59 | * |
| 60 | * @var string |
| 61 | */ |
| 62 | const REQUEST_LOCK = 'jetpack_protect_dashboard_scan_requested'; |
| 63 | |
| 64 | /** |
| 65 | * Fixer statuses that mean a fix has finished, one way or the other. |
| 66 | * |
| 67 | * @var string[] |
| 68 | */ |
| 69 | const FIX_DONE_STATUSES = array( 'fixed', 'not_fixed' ); |
| 70 | |
| 71 | /** |
| 72 | * Transient caching Scan history, which is slow to fetch; the ignored list and the History tab share it. |
| 73 | * |
| 74 | * @var string |
| 75 | */ |
| 76 | const HISTORY_CACHE = 'jetpack_protect_dashboard_scan_history'; |
| 77 | |
| 78 | /** |
| 79 | * How many characters of each column a threat's database row shows. |
| 80 | * |
| 81 | * @var int |
| 82 | */ |
| 83 | const ROW_VALUE_LIMIT = 2000; |
| 84 | |
| 85 | /** |
| 86 | * The section key. |
| 87 | * |
| 88 | * @return string |
| 89 | */ |
| 90 | public function get_key() { |
| 91 | return 'scan'; |
| 92 | } |
| 93 | |
| 94 | /** |
| 95 | * The plan, where to set Scan's server credentials or buy Scan, and the latest report. |
| 96 | * |
| 97 | * @return array |
| 98 | */ |
| 99 | public function get_state() { |
| 100 | $has_plan = Dashboard::has_scan_plan(); |
| 101 | // Fetched first: has_credentials() reads the report this caches. |
| 102 | $report = self::get_scan_report( $has_plan ); |
| 103 | |
| 104 | if ( ! $has_plan ) { |
| 105 | $plan_state = array( |
| 106 | 'url' => Dashboard::get_scan_upgrade_url(), |
| 107 | 'upsellVariant' => self::get_upsell_variant(), |
| 108 | 'upsellVariantForced' => (bool) has_filter( 'jetpack_protect_dashboard_scan_upsell_variant' ), |
| 109 | ); |
| 110 | } elseif ( self::needs_credentials() ) { |
| 111 | $plan_state = array( |
| 112 | 'url' => Redirect::get_url( 'jetpack-settings-security-credentials' ), |
| 113 | 'needsCredentials' => true, |
| 114 | 'hasCredentials' => self::has_credentials(), |
| 115 | ); |
| 116 | } else { |
| 117 | $plan_state = array( |
| 118 | 'url' => '', |
| 119 | 'needsCredentials' => false, |
| 120 | ); |
| 121 | } |
| 122 | |
| 123 | return array_merge( |
| 124 | array( |
| 125 | 'hasPlan' => $has_plan, |
| 126 | 'canIgnore' => self::allows_ignoring(), |
| 127 | ), |
| 128 | $plan_state, |
| 129 | $report |
| 130 | ); |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Whether Scan needs server credentials to auto-fix threats; not on WoA, where WordPress.com auto-fixes without them. |
| 135 | * |
| 136 | * @return bool |
| 137 | */ |
| 138 | private static function needs_credentials() { |
| 139 | return ! ( new Host() )->is_woa_site(); |
| 140 | } |
| 141 | |
| 142 | /** |
| 143 | * Whether Scan has the server credentials it needs to auto-fix threats, from the cached Scan report. |
| 144 | * |
| 145 | * @return bool|null Null when there's no report to say. |
| 146 | */ |
| 147 | private static function has_credentials() { |
| 148 | $report = class_exists( Scan_Status::class ) ? Scan_Status::get_from_options() : null; |
| 149 | if ( ! is_object( $report ) || ! isset( $report->credentials ) || ! is_array( $report->credentials ) ) { |
| 150 | return null; |
| 151 | } |
| 152 | return ! empty( $report->credentials ); |
| 153 | } |
| 154 | |
| 155 | /** |
| 156 | * Where this site's upsell copy rotation starts, spread across sites by blog ID. |
| 157 | * |
| 158 | * @return int From 1 to UPSELL_VARIANTS. |
| 159 | */ |
| 160 | public static function get_upsell_variant() { |
| 161 | $blog_id = (int) Jetpack_Options::get_option( 'id' ); |
| 162 | $variant = $blog_id > 0 ? ( $blog_id % self::UPSELL_VARIANTS ) + 1 : 1; |
| 163 | |
| 164 | /** |
| 165 | * Filters which free-plan Scan upsell copy the Protect dashboard shows; a filtered one isn't rotated. |
| 166 | * |
| 167 | * @since 0.3.0 |
| 168 | * |
| 169 | * @param int $variant From 1 to 8. |
| 170 | */ |
| 171 | $variant = (int) apply_filters( 'jetpack_protect_dashboard_scan_upsell_variant', $variant ); |
| 172 | |
| 173 | return $variant >= 1 && $variant <= self::UPSELL_VARIANTS ? $variant : 1; |
| 174 | } |
| 175 | |
| 176 | /** |
| 177 | * Register `jetpack/v4/protect-dashboard/scan`. |
| 178 | * |
| 179 | * @return void |
| 180 | */ |
| 181 | public function register_routes() { |
| 182 | register_rest_route( |
| 183 | 'jetpack/v4', |
| 184 | '/protect-dashboard/scan', |
| 185 | array( |
| 186 | array( |
| 187 | 'methods' => WP_REST_Server::READABLE, |
| 188 | 'callback' => array( __CLASS__, 'get_scan' ), |
| 189 | 'permission_callback' => array( Dashboard::class, 'can_manage' ), |
| 190 | ), |
| 191 | array( |
| 192 | 'methods' => WP_REST_Server::CREATABLE, |
| 193 | 'callback' => array( __CLASS__, 'start_scan' ), |
| 194 | 'permission_callback' => array( Dashboard::class, 'can_manage' ), |
| 195 | ), |
| 196 | ) |
| 197 | ); |
| 198 | |
| 199 | register_rest_route( |
| 200 | 'jetpack/v4', |
| 201 | '/protect-dashboard/scan/threats/(?P<id>\d+)/ignore', |
| 202 | array( |
| 203 | 'methods' => WP_REST_Server::CREATABLE, |
| 204 | 'callback' => array( __CLASS__, 'ignore_threat' ), |
| 205 | 'permission_callback' => array( __CLASS__, 'can_ignore_threats' ), |
| 206 | ) |
| 207 | ); |
| 208 | |
| 209 | register_rest_route( |
| 210 | 'jetpack/v4', |
| 211 | '/protect-dashboard/scan/threats/(?P<id>\d+)/unignore', |
| 212 | array( |
| 213 | 'methods' => WP_REST_Server::CREATABLE, |
| 214 | 'callback' => array( __CLASS__, 'unignore_threat' ), |
| 215 | 'permission_callback' => array( __CLASS__, 'can_act_on_threats' ), |
| 216 | ) |
| 217 | ); |
| 218 | |
| 219 | register_rest_route( |
| 220 | 'jetpack/v4', |
| 221 | '/protect-dashboard/scan/ignored', |
| 222 | array( |
| 223 | 'methods' => WP_REST_Server::READABLE, |
| 224 | 'callback' => array( __CLASS__, 'get_ignored_threats' ), |
| 225 | 'permission_callback' => array( __CLASS__, 'can_act_on_threats' ), |
| 226 | ) |
| 227 | ); |
| 228 | |
| 229 | register_rest_route( |
| 230 | 'jetpack/v4', |
| 231 | '/protect-dashboard/scan/software/delete', |
| 232 | array( |
| 233 | 'methods' => WP_REST_Server::CREATABLE, |
| 234 | 'callback' => array( __CLASS__, 'delete_software' ), |
| 235 | 'permission_callback' => array( Dashboard::class, 'can_manage' ), |
| 236 | 'args' => array( |
| 237 | 'type' => array( |
| 238 | 'type' => 'string', |
| 239 | 'enum' => array( 'plugins', 'themes' ), |
| 240 | 'required' => true, |
| 241 | ), |
| 242 | 'slug' => array( |
| 243 | 'type' => 'string', |
| 244 | 'required' => true, |
| 245 | ), |
| 246 | ), |
| 247 | ) |
| 248 | ); |
| 249 | |
| 250 | register_rest_route( |
| 251 | 'jetpack/v4', |
| 252 | '/protect-dashboard/scan/threats/(?P<id>\d+)/row', |
| 253 | array( |
| 254 | array( |
| 255 | 'methods' => WP_REST_Server::READABLE, |
| 256 | 'callback' => array( __CLASS__, 'get_threat_row' ), |
| 257 | 'permission_callback' => array( __CLASS__, 'can_act_on_threats' ), |
| 258 | ), |
| 259 | array( |
| 260 | 'methods' => WP_REST_Server::DELETABLE, |
| 261 | 'callback' => array( __CLASS__, 'delete_threat_row' ), |
| 262 | 'permission_callback' => array( __CLASS__, 'can_act_on_threats' ), |
| 263 | ), |
| 264 | ) |
| 265 | ); |
| 266 | |
| 267 | register_rest_route( |
| 268 | 'jetpack/v4', |
| 269 | '/protect-dashboard/scan/threats/(?P<id>\d+)/fix', |
| 270 | array( |
| 271 | array( |
| 272 | 'methods' => WP_REST_Server::READABLE, |
| 273 | 'callback' => array( __CLASS__, 'get_fix_status' ), |
| 274 | 'permission_callback' => array( __CLASS__, 'can_act_on_threats' ), |
| 275 | ), |
| 276 | array( |
| 277 | 'methods' => WP_REST_Server::CREATABLE, |
| 278 | 'callback' => array( __CLASS__, 'fix_threat' ), |
| 279 | 'permission_callback' => array( __CLASS__, 'can_act_on_threats' ), |
| 280 | ), |
| 281 | ) |
| 282 | ); |
| 283 | } |
| 284 | |
| 285 | /** |
| 286 | * Whether the host lets site owners ignore threats. |
| 287 | * |
| 288 | * @since 0.4.0 |
| 289 | * |
| 290 | * @return bool |
| 291 | */ |
| 292 | public static function allows_ignoring() { |
| 293 | /** |
| 294 | * Filters whether site owners can ignore threats; they can still unignore them. Hosts that fix threats themselves can turn this off. |
| 295 | * |
| 296 | * @since 0.4.0 |
| 297 | * |
| 298 | * @param bool $allowed Whether threats can be ignored. Default true. |
| 299 | */ |
| 300 | return (bool) apply_filters( 'jetpack_protect_threat_ignoring_enabled', true ); |
| 301 | } |
| 302 | |
| 303 | /** |
| 304 | * Ignoring needs everything acting on a threat does, and a host that allows it. |
| 305 | * |
| 306 | * @return bool|WP_Error |
| 307 | */ |
| 308 | public static function can_ignore_threats() { |
| 309 | $allowed = self::can_act_on_threats(); |
| 310 | if ( true !== $allowed || self::allows_ignoring() ) { |
| 311 | return $allowed; |
| 312 | } |
| 313 | return new WP_Error( 'threat_ignoring_disabled', __( 'Threats can’t be ignored on this site.', 'jetpack-protect-pkg' ), array( 'status' => 403 ) ); |
| 314 | } |
| 315 | |
| 316 | /** |
| 317 | * Only Scan can fix or ignore threats; the free vulnerability check can't. |
| 318 | * |
| 319 | * @return bool|WP_Error |
| 320 | */ |
| 321 | public static function can_act_on_threats() { |
| 322 | if ( ! Dashboard::can_manage() ) { |
| 323 | return false; |
| 324 | } |
| 325 | if ( ! Dashboard::has_scan_plan() ) { |
| 326 | return new WP_Error( 'scan_plan_required', __( 'Fixing and ignoring threats needs Jetpack Scan.', 'jetpack-protect-pkg' ), array( 'status' => 403 ) ); |
| 327 | } |
| 328 | return true; |
| 329 | } |
| 330 | |
| 331 | /** |
| 332 | * Ignore a threat; the client moves it to its ignored list. |
| 333 | * |
| 334 | * @param WP_REST_Request $request The request, with the threat `id`. |
| 335 | * @return array|WP_Error |
| 336 | */ |
| 337 | public static function ignore_threat( WP_REST_Request $request ) { |
| 338 | return self::set_ignored( (int) $request['id'], true ); |
| 339 | } |
| 340 | |
| 341 | /** |
| 342 | * Report an ignored threat again; the client moves it back to its active list. |
| 343 | * |
| 344 | * @param WP_REST_Request $request The request, with the threat `id`. |
| 345 | * @return array|WP_Error |
| 346 | */ |
| 347 | public static function unignore_threat( WP_REST_Request $request ) { |
| 348 | return self::set_ignored( (int) $request['id'], false ); |
| 349 | } |
| 350 | |
| 351 | /** |
| 352 | * Ignore or unignore a threat, and drop the caches that list it. |
| 353 | * |
| 354 | * @param int $id The threat id. |
| 355 | * @param bool $ignore True to ignore, false to unignore. |
| 356 | * @return array|WP_Error |
| 357 | */ |
| 358 | private static function set_ignored( $id, $ignore ) { |
| 359 | $response = self::alerts_request( '/' . $id, 'POST', array( $ignore ? 'ignore' : 'unignore' => true ) ); |
| 360 | if ( is_wp_error( $response ) ) { |
| 361 | return $ignore |
| 362 | ? new WP_Error( 'threat_not_ignored', __( 'The threat couldn’t be ignored. Try again in a few minutes.', 'jetpack-protect-pkg' ), array( 'status' => 502 ) ) |
| 363 | : new WP_Error( 'threat_not_unignored', __( 'The threat couldn’t be unignored. Try again in a few minutes.', 'jetpack-protect-pkg' ), array( 'status' => 502 ) ); |
| 364 | } |
| 365 | |
| 366 | Scan_Status::delete_option(); |
| 367 | delete_transient( self::HISTORY_CACHE ); |
| 368 | return array( 'ok' => true ); |
| 369 | } |
| 370 | |
| 371 | /** |
| 372 | * Threats the site has ignored, from Scan history. |
| 373 | * |
| 374 | * @return array|WP_Error |
| 375 | */ |
| 376 | public static function get_ignored_threats() { |
| 377 | $history = self::get_history_threats(); |
| 378 | if ( is_wp_error( $history ) ) { |
| 379 | return new WP_Error( 'ignored_unavailable', __( 'Ignored threats are unavailable right now.', 'jetpack-protect-pkg' ), array( 'status' => 502 ) ); |
| 380 | } |
| 381 | return array_values( |
| 382 | array_filter( |
| 383 | $history, |
| 384 | function ( $threat ) { |
| 385 | return 'ignored' === $threat['status']; |
| 386 | } |
| 387 | ) |
| 388 | ); |
| 389 | } |
| 390 | |
| 391 | /** |
| 392 | * Every threat Scan has fixed or ignored, and those the site resolved itself. |
| 393 | * |
| 394 | * @return array|WP_Error |
| 395 | */ |
| 396 | public static function get_history_threats() { |
| 397 | $threats = self::get_scan_history(); |
| 398 | if ( is_wp_error( $threats ) ) { |
| 399 | return $threats; |
| 400 | } |
| 401 | |
| 402 | // Threats the site resolved itself, until Scan's next scan lists them as fixed. |
| 403 | $status = class_exists( Status::class ) ? Status::get_cached_status() : null; |
| 404 | $listed = array_flip( array_map( 'strval', array_column( $threats, 'id' ) ) ); |
| 405 | return array_merge( array_values( array_diff_key( Dashboard_Threats::get_resolved( $status ? $status->last_checked : null ), $listed ) ), $threats ); |
| 406 | } |
| 407 | |
| 408 | /** |
| 409 | * Scan's own history, cached for five minutes. |
| 410 | * |
| 411 | * @return array|WP_Error |
| 412 | */ |
| 413 | private static function get_scan_history() { |
| 414 | $cached = get_transient( self::HISTORY_CACHE ); |
| 415 | if ( is_array( $cached ) ) { |
| 416 | return $cached; |
| 417 | } |
| 418 | |
| 419 | $api_url = Scan_Status::get_api_url(); |
| 420 | $response = is_wp_error( $api_url ) ? $api_url : Client::wpcom_json_api_request_as_blog( |
| 421 | $api_url . '/history', |
| 422 | '2', |
| 423 | array( |
| 424 | 'method' => 'GET', |
| 425 | 'timeout' => 30, |
| 426 | ), |
| 427 | null, |
| 428 | 'wpcom' |
| 429 | ); |
| 430 | $body = is_wp_error( $response ) ? null : json_decode( wp_remote_retrieve_body( $response ) ); |
| 431 | if ( is_wp_error( $response ) || 200 !== wp_remote_retrieve_response_code( $response ) || ! is_object( $body ) ) { |
| 432 | return new WP_Error( 'history_unavailable', __( 'Scan history is unavailable right now.', 'jetpack-protect-pkg' ), array( 'status' => 502 ) ); |
| 433 | } |
| 434 | |
| 435 | $threats = Dashboard_Threats::format_all( (array) ( $body->threats ?? array() ) ); |
| 436 | set_transient( self::HISTORY_CACHE, $threats, 5 * MINUTE_IN_SECONDS ); |
| 437 | return $threats; |
| 438 | } |
| 439 | |
| 440 | /** |
| 441 | * Delete an inactive plugin or a theme the site doesn't use, so its threats go with it. |
| 442 | * |
| 443 | * @param WP_REST_Request $request The request, with the extension `type` and `slug`. |
| 444 | * @return array|WP_Error |
| 445 | */ |
| 446 | public static function delete_software( WP_REST_Request $request ) { |
| 447 | $type = $request['type']; |
| 448 | $slug = $request['slug']; |
| 449 | |
| 450 | require_once ABSPATH . 'wp-admin/includes/file.php'; |
| 451 | require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 452 | require_once ABSPATH . 'wp-admin/includes/theme.php'; |
| 453 | |
| 454 | // Looked up by key, so only the slug of installed software matches and anything else is refused. |
| 455 | $file = 'plugins' === $type ? ( Dashboard_Threats::get_plugin_files( get_plugins() )[ $slug ] ?? null ) : null; |
| 456 | $theme = 'themes' === $type ? ( wp_get_themes( array( 'errors' => null ) )[ $slug ] ?? null ) : null; |
| 457 | if ( ! Dashboard_Threats::can_delete( $type, $file, $theme ) ) { |
| 458 | return new WP_Error( 'software_not_deletable', __( 'This can’t be deleted here. It may be in use, or already gone.', 'jetpack-protect-pkg' ), array( 'status' => 403 ) ); |
| 459 | } |
| 460 | |
| 461 | $deleted = null; |
| 462 | if ( self::can_write_files() ) { |
| 463 | $deleted = 'plugins' === $type ? delete_plugins( array( $file ) ) : delete_theme( $theme->get_stylesheet() ); |
| 464 | } |
| 465 | if ( true !== $deleted ) { |
| 466 | return new WP_Error( 'software_not_deleted', is_wp_error( $deleted ) ? $deleted->get_error_message() : __( 'WordPress couldn’t delete the files. Try deleting it from the Plugins or Themes screen.', 'jetpack-protect-pkg' ), array( 'status' => 500 ) ); |
| 467 | } |
| 468 | |
| 469 | delete_transient( self::HISTORY_CACHE ); |
| 470 | if ( class_exists( Status::class ) ) { |
| 471 | Scan_Status::delete_option(); |
| 472 | Protect_Status::delete_option(); |
| 473 | } |
| 474 | return array( 'ok' => true ); |
| 475 | } |
| 476 | |
| 477 | /** |
| 478 | * The database row a current threat was found in, with long values cut short. |
| 479 | * |
| 480 | * @param WP_REST_Request $request The request, with the threat `id`. |
| 481 | * @return array|WP_Error The row's `columns`, and whether `canDelete` it here. |
| 482 | */ |
| 483 | public static function get_threat_row( WP_REST_Request $request ) { |
| 484 | $found = self::find_threat_row( $request['id'] ); |
| 485 | if ( is_wp_error( $found ) ) { |
| 486 | return $found; |
| 487 | } |
| 488 | |
| 489 | $columns = array(); |
| 490 | foreach ( $found['row'] as $column => $value ) { |
| 491 | $columns[ $column ] = is_string( $value ) && mb_strlen( $value ) > self::ROW_VALUE_LIMIT ? mb_substr( $value, 0, self::ROW_VALUE_LIMIT ) . '…' : $value; |
| 492 | } |
| 493 | return array( |
| 494 | 'columns' => (object) $columns, |
| 495 | 'canDelete' => null !== self::get_deletable_option( $found ), |
| 496 | ); |
| 497 | } |
| 498 | |
| 499 | /** |
| 500 | * Delete the option a current threat was found in, and mark the threat fixed. Nothing keeps a copy of the option. |
| 501 | * |
| 502 | * @param WP_REST_Request $request The request, with the threat `id`. |
| 503 | * @return array|WP_Error The fixed `threat`. |
| 504 | */ |
| 505 | public static function delete_threat_row( WP_REST_Request $request ) { |
| 506 | $found = self::find_threat_row( $request['id'] ); |
| 507 | if ( is_wp_error( $found ) ) { |
| 508 | return $found; |
| 509 | } |
| 510 | |
| 511 | $name = self::get_deletable_option( $found ); |
| 512 | if ( null === $name ) { |
| 513 | return new WP_Error( 'threat_row_not_deletable', __( 'This row can’t be deleted here. Remove it with a database tool, or contact Jetpack support for help.', 'jetpack-protect-pkg' ), array( 'status' => 403 ) ); |
| 514 | } |
| 515 | if ( ! delete_option( $name ) ) { |
| 516 | return new WP_Error( 'threat_row_not_deleted', __( 'WordPress couldn’t delete the option. Try again, or contact Jetpack support for help.', 'jetpack-protect-pkg' ), array( 'status' => 500 ) ); |
| 517 | } |
| 518 | |
| 519 | return array( 'threat' => Dashboard_Threats::resolve( Dashboard_Threats::format( $found['threat'] ) ) ); |
| 520 | } |
| 521 | |
| 522 | /** |
| 523 | * Read a current threat's database row, found through the threat so only rows Scan flagged can be reached. |
| 524 | * |
| 525 | * @param int|string $id The threat id. |
| 526 | * @return array|WP_Error The `threat`, and its row's `table`, `pk_column` and `row`. |
| 527 | */ |
| 528 | private static function find_threat_row( $id ) { |
| 529 | global $wpdb; |
| 530 | |
| 531 | $threat = null; |
| 532 | if ( class_exists( Status::class ) ) { |
| 533 | foreach ( (array) ( Scan_Status::get_status()->threats ?? array() ) as $item ) { |
| 534 | if ( (string) ( $item->id ?? '' ) === (string) $id ) { |
| 535 | $threat = $item; |
| 536 | break; |
| 537 | } |
| 538 | } |
| 539 | } |
| 540 | |
| 541 | $details = $threat->details ?? null; |
| 542 | $table = $details->table ?? null; |
| 543 | $column = $details->pk_column ?? null; |
| 544 | // This site's own tables only: on multisite, the shared users tables hold other sites' password hashes. |
| 545 | if ( ! is_string( $table ) || ! is_string( $column ) || ! isset( $details->pk_value ) || ! in_array( $table, $wpdb->tables( 'blog' ), true ) ) { |
| 546 | return new WP_Error( 'threat_row_not_found', __( 'This threat isn’t in a database row Jetpack can read.', 'jetpack-protect-pkg' ), array( 'status' => 404 ) ); |
| 547 | } |
| 548 | |
| 549 | // A key column the table lacks is a query error, which must not print into the REST response. |
| 550 | $suppressed = $wpdb->suppress_errors(); |
| 551 | $row = $wpdb->get_row( $wpdb->prepare( 'SELECT * FROM %i WHERE %i = %s', $table, $column, $details->pk_value ), ARRAY_A ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery |
| 552 | $wpdb->suppress_errors( $suppressed ); |
| 553 | if ( ! $row ) { |
| 554 | return new WP_Error( 'threat_row_gone', __( 'This row is no longer in the database. Run a scan to update the list.', 'jetpack-protect-pkg' ), array( 'status' => 404 ) ); |
| 555 | } |
| 556 | return array( |
| 557 | 'threat' => $threat, |
| 558 | 'table' => $table, |
| 559 | 'pk_column' => $column, |
| 560 | 'row' => $row, |
| 561 | ); |
| 562 | } |
| 563 | |
| 564 | /** |
| 565 | * The option a threat's row holds, when the dashboard may delete it. |
| 566 | * |
| 567 | * @param array $found From find_threat_row(). |
| 568 | * @return string|null The option name, or null for other tables, for WordPress core's and Jetpack's options, and for a row that isn't the one Scan flagged. |
| 569 | */ |
| 570 | private static function get_deletable_option( $found ) { |
| 571 | global $wpdb; |
| 572 | |
| 573 | $name = $found['row']['option_name'] ?? null; |
| 574 | if ( $wpdb->options !== $found['table'] || 'option_id' !== $found['pk_column'] || ! is_string( $name ) ) { |
| 575 | return null; |
| 576 | } |
| 577 | // delete_option() trims the name, so " siteurl" would delete siteurl instead of the flagged row. |
| 578 | if ( trim( $name ) !== $name || Protected_Options::is_protected( $name ) ) { |
| 579 | return null; |
| 580 | } |
| 581 | // The key may now hold another option, as after a database import. |
| 582 | $flagged = $found['threat']->details->details->option_name ?? null; |
| 583 | if ( null !== $flagged && $flagged !== $name ) { |
| 584 | return null; |
| 585 | } |
| 586 | return $name; |
| 587 | } |
| 588 | |
| 589 | /** |
| 590 | * Whether WordPress can delete files without asking for filesystem credentials. |
| 591 | * |
| 592 | * Core's delete functions print the credentials form and exit when it can't, which a REST request can't show. |
| 593 | * |
| 594 | * @return bool |
| 595 | */ |
| 596 | private static function can_write_files() { |
| 597 | if ( 'direct' === get_filesystem_method() ) { |
| 598 | return true; |
| 599 | } |
| 600 | ob_start(); |
| 601 | $has_credentials = request_filesystem_credentials( self_admin_url() ); |
| 602 | ob_end_clean(); |
| 603 | return (bool) $has_credentials; |
| 604 | } |
| 605 | |
| 606 | /** |
| 607 | * Ask Scan to fix a threat. |
| 608 | * |
| 609 | * @param WP_REST_Request $request The request, with the threat `id`. |
| 610 | * @return array|WP_Error The threat's fixer status. |
| 611 | */ |
| 612 | public static function fix_threat( WP_REST_Request $request ) { |
| 613 | $id = (int) $request['id']; |
| 614 | $response = self::alerts_request( '/fix', 'POST', array( 'threat_ids' => array( $id ) ) ); |
| 615 | if ( is_wp_error( $response ) ) { |
| 616 | return new WP_Error( 'threat_not_fixed', __( 'The fix couldn’t be started. Try again in a few minutes.', 'jetpack-protect-pkg' ), array( 'status' => 502 ) ); |
| 617 | } |
| 618 | |
| 619 | Scan_Status::delete_option(); |
| 620 | $status = self::get_threat_fix_status( $response, $id ); |
| 621 | if ( 'fixed' === $status['status'] ) { |
| 622 | delete_transient( self::HISTORY_CACHE ); |
| 623 | } |
| 624 | return $status; |
| 625 | } |
| 626 | |
| 627 | /** |
| 628 | * How a fix is going, with the refreshed report once it has finished. |
| 629 | * |
| 630 | * @param WP_REST_Request $request The request, with the threat `id`. |
| 631 | * @return array|WP_Error |
| 632 | */ |
| 633 | public static function get_fix_status( WP_REST_Request $request ) { |
| 634 | $id = (int) $request['id']; |
| 635 | $response = self::alerts_request( add_query_arg( 'threat_ids', array( $id ), '/fix' ), 'GET' ); |
| 636 | if ( is_wp_error( $response ) ) { |
| 637 | return new WP_Error( 'fix_status_unavailable', __( 'We couldn’t check on the fix.', 'jetpack-protect-pkg' ), array( 'status' => 502 ) ); |
| 638 | } |
| 639 | |
| 640 | $status = self::get_threat_fix_status( $response, $id ); |
| 641 | if ( in_array( $status['status'], self::FIX_DONE_STATUSES, true ) ) { |
| 642 | // A fixed threat moves into Scan history. |
| 643 | if ( 'fixed' === $status['status'] ) { |
| 644 | delete_transient( self::HISTORY_CACHE ); |
| 645 | } |
| 646 | $status['scan'] = self::get_scan_report( true, true ); |
| 647 | } |
| 648 | return $status; |
| 649 | } |
| 650 | |
| 651 | /** |
| 652 | * One threat's status from a WordPress.com fixer response. |
| 653 | * |
| 654 | * @param object $response The decoded response, with fixer statuses under `threats`, keyed by threat id. |
| 655 | * @param int $id The threat id. |
| 656 | * @return array The `status`, such as `in_progress` or `fixed`, and any `error`. |
| 657 | */ |
| 658 | private static function get_threat_fix_status( $response, $id ) { |
| 659 | $threat = $response->threats->{ (string) $id } ?? null; |
| 660 | return array( |
| 661 | 'status' => $threat->status ?? ( empty( $threat->error ) ? 'in_progress' : 'not_fixed' ), |
| 662 | 'error' => $threat->error ?? null, |
| 663 | ); |
| 664 | } |
| 665 | |
| 666 | /** |
| 667 | * Call the site's WordPress.com alerts API as the current user, as the Protect plugin does. |
| 668 | * |
| 669 | * @param string $path Path after `/sites/{id}/alerts`. |
| 670 | * @param string $method HTTP method. |
| 671 | * @param array|null $body Body to send as JSON. |
| 672 | * @return object|WP_Error The decoded response. |
| 673 | */ |
| 674 | private static function alerts_request( $path, $method, $body = null ) { |
| 675 | $blog_id = (int) Jetpack_Options::get_option( 'id' ); |
| 676 | if ( ! $blog_id ) { |
| 677 | return new WP_Error( 'site_not_connected' ); |
| 678 | } |
| 679 | |
| 680 | $response = Client::wpcom_json_api_request_as_user( |
| 681 | sprintf( '/sites/%d/alerts%s', $blog_id, $path ), |
| 682 | '2', |
| 683 | array( 'method' => $method ), |
| 684 | null === $body ? null : wp_json_encode( $body, JSON_UNESCAPED_SLASHES ), |
| 685 | 'wpcom' |
| 686 | ); |
| 687 | if ( is_wp_error( $response ) || 200 !== wp_remote_retrieve_response_code( $response ) ) { |
| 688 | return new WP_Error( 'alerts_request_failed' ); |
| 689 | } |
| 690 | |
| 691 | // Ignoring answers with no useful body; only the status code matters there. |
| 692 | $decoded = json_decode( wp_remote_retrieve_body( $response ) ); |
| 693 | return is_object( $decoded ) ? $decoded : new \stdClass(); |
| 694 | } |
| 695 | |
| 696 | /** |
| 697 | * The latest report, fresh from WordPress.com, for polling while a scan runs. |
| 698 | * |
| 699 | * @return array |
| 700 | */ |
| 701 | public static function get_scan() { |
| 702 | return self::get_scan_report( Dashboard::has_scan_plan(), true ); |
| 703 | } |
| 704 | |
| 705 | /** |
| 706 | * Start a scan: enqueue one with a Scan plan, otherwise ask for the latest vulnerability report. |
| 707 | * |
| 708 | * @return array|WP_Error |
| 709 | */ |
| 710 | public static function start_scan() { |
| 711 | $has_plan = Dashboard::has_scan_plan(); |
| 712 | |
| 713 | if ( $has_plan && self::claim_request_lock() ) { |
| 714 | $api_url = Scan_Status::get_api_url(); |
| 715 | $response = is_wp_error( $api_url ) |
| 716 | ? $api_url |
| 717 | : Client::wpcom_json_api_request_as_blog( $api_url . '/enqueue', '2', array( 'method' => 'POST' ), null, 'wpcom' ); |
| 718 | $error = self::get_enqueue_error( $response ); |
| 719 | if ( $error ) { |
| 720 | self::release_request_lock(); |
| 721 | return $error; |
| 722 | } |
| 723 | Scan_Status::delete_option(); |
| 724 | delete_transient( self::HISTORY_CACHE ); |
| 725 | |
| 726 | /** |
| 727 | * Fires after the Protect dashboard enqueues a scan on WordPress.com. |
| 728 | * |
| 729 | * @since 0.1.0 |
| 730 | */ |
| 731 | do_action( 'jetpack_protect_dashboard_scan_started' ); |
| 732 | } |
| 733 | |
| 734 | return self::get_scan_report( $has_plan, true ); |
| 735 | } |
| 736 | |
| 737 | /** |
| 738 | * Why WordPress.com didn't enqueue a scan, including a `success: false` it answers with a 200. |
| 739 | * |
| 740 | * @param array|WP_Error $response The enqueue response. |
| 741 | * @return WP_Error|null The error, with WordPress.com's reason when it gives one, or null once enqueued. |
| 742 | */ |
| 743 | private static function get_enqueue_error( $response ) { |
| 744 | $body = is_wp_error( $response ) ? null : json_decode( wp_remote_retrieve_body( $response ) ); |
| 745 | if ( ! is_wp_error( $response ) && 200 === wp_remote_retrieve_response_code( $response ) && false !== ( $body->success ?? null ) ) { |
| 746 | return null; |
| 747 | } |
| 748 | |
| 749 | $reasons = (array) ( $body->error->errors ?? array() ); |
| 750 | $reason = $reasons ? (array) reset( $reasons ) : array(); |
| 751 | $reason = $reason[0] ?? $body->message ?? null; |
| 752 | $message = is_string( $reason ) && '' !== $reason |
| 753 | /* translators: %s is the reason WordPress.com gave, such as "Unable to find a valid site." */ |
| 754 | ? sprintf( __( 'The scan couldn’t be started: %s', 'jetpack-protect-pkg' ), $reason ) |
| 755 | : __( 'The scan couldn’t be started. Try again in a few minutes.', 'jetpack-protect-pkg' ); |
| 756 | |
| 757 | return new WP_Error( 'scan_not_started', $message, array( 'status' => 502 ) ); |
| 758 | } |
| 759 | |
| 760 | /** |
| 761 | * Claim the once-a-minute scan request slot before calling WordPress.com, so concurrent requests don't both enqueue. |
| 762 | * |
| 763 | * @return bool Whether this request got the slot. |
| 764 | */ |
| 765 | private static function claim_request_lock() { |
| 766 | // `wp_cache_add()` is atomic with a persistent object cache; transients can only narrow the race. |
| 767 | if ( wp_using_ext_object_cache() ) { |
| 768 | return wp_cache_add( self::REQUEST_LOCK, time(), 'jetpack_protect', MINUTE_IN_SECONDS ); |
| 769 | } |
| 770 | if ( get_transient( self::REQUEST_LOCK ) ) { |
| 771 | return false; |
| 772 | } |
| 773 | set_transient( self::REQUEST_LOCK, time(), MINUTE_IN_SECONDS ); |
| 774 | return true; |
| 775 | } |
| 776 | |
| 777 | /** |
| 778 | * Give the scan request slot back after a failed request, so the user can retry straight away. |
| 779 | * |
| 780 | * @return void |
| 781 | */ |
| 782 | private static function release_request_lock() { |
| 783 | if ( wp_using_ext_object_cache() ) { |
| 784 | wp_cache_delete( self::REQUEST_LOCK, 'jetpack_protect' ); |
| 785 | } else { |
| 786 | delete_transient( self::REQUEST_LOCK ); |
| 787 | } |
| 788 | } |
| 789 | |
| 790 | /** |
| 791 | * The latest vulnerability report: from Scan on a paid plan, otherwise Protect's free check. |
| 792 | * |
| 793 | * @param bool $has_plan Whether the site has a Scan plan. |
| 794 | * @param bool $refresh Fetch the report from WordPress.com instead of the cache; the plan is never refreshed. |
| 795 | * @return array |
| 796 | */ |
| 797 | private static function get_scan_report( $has_plan, $refresh = false ) { |
| 798 | $error = array( |
| 799 | 'error' => true, |
| 800 | 'scanning' => false, |
| 801 | ); |
| 802 | if ( ! class_exists( Status::class ) ) { |
| 803 | return $error; |
| 804 | } |
| 805 | |
| 806 | if ( $refresh ) { |
| 807 | Status::$status = null; |
| 808 | } |
| 809 | $status = $has_plan ? Scan_Status::get_status( $refresh ) : Protect_Status::get_status( $refresh ); |
| 810 | if ( ! empty( $status->error ) ) { |
| 811 | return $error; |
| 812 | } |
| 813 | |
| 814 | if ( ! function_exists( 'get_plugins' ) ) { |
| 815 | require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 816 | } |
| 817 | |
| 818 | $is_initializing = empty( $status->last_checked ) && empty( $status->last_scan_failed ) && in_array( $status->status, self::INITIALIZING_STATUSES, true ); |
| 819 | |
| 820 | return array( |
| 821 | 'error' => false, |
| 822 | 'scanning' => $is_initializing || in_array( $status->status, self::SCANNING_STATUSES, true ), |
| 823 | 'lastChecked' => $status->last_checked, |
| 824 | 'lastScanFailed' => ! empty( $status->last_scan_failed ), |
| 825 | 'progress' => isset( $status->current_progress ) ? (int) $status->current_progress : null, |
| 826 | 'pluginsChecked' => count( get_plugins() ), |
| 827 | 'themesChecked' => count( wp_get_themes() ), |
| 828 | 'threats' => Dashboard_Threats::format_all( Dashboard_Threats::without_resolved( $status->threats, $status->last_checked ?? null ) ), |
| 829 | ); |
| 830 | } |
| 831 | } |