| 1 |
<?php |
| 2 |
/** |
| 3 |
* Security Analyzer — Orchestrator. |
| 4 |
* |
| 5 |
* Runs the six check categories, aggregates their results into a scored |
| 6 |
* report, persists the result and history, and powers the weekly cron |
| 7 |
* with a regression-based email digest. |
| 8 |
* |
| 9 |
* @package Vigilante |
| 10 |
* @since 2.1.0 |
| 11 |
*/ |
| 12 |
|
| 13 |
// Prevent direct access. |
| 14 |
if ( ! defined( 'ABSPATH' ) ) { |
| 15 |
exit; |
| 16 |
} |
| 17 |
|
| 18 |
/** |
| 19 |
* Main entry point for the Security Analyzer. |
| 20 |
* |
| 21 |
* Lazy-loaded — instantiated from AJAX handlers and the weekly cron, not from |
| 22 |
* Vigilante_Main::init_modules(), so the analyzer never runs on front-end hits. |
| 23 |
*/ |
| 24 |
class Vigilante_Security_Analyzer { |
| 25 |
|
| 26 |
const OPTION_LAST_SCAN = 'vigilante_analyzer_last_scan'; |
| 27 |
const OPTION_HISTORY = 'vigilante_analyzer_history'; |
| 28 |
const OPTION_FIX_LOG = 'vigilante_analyzer_fix_log'; |
| 29 |
const HISTORY_LIMIT = 30; |
| 30 |
// Legacy constant kept for backward compatibility. The real source of truth |
| 31 |
// is total_max_points(), which sums the declared "max" of every category |
| 32 |
// in get_categories(). Bump this only when manually verifying the sum. |
| 33 |
const TOTAL_MAX_POINTS = 106; |
| 34 |
const REGRESSION_THRESHOLD = 10; // Points dropped before sending the alert email. |
| 35 |
/* |
| 36 |
* Highest score a site can show while the self-protection check reports |
| 37 |
* tampering: every other result of this report was computed by the same |
| 38 |
* code whose files were reported as changed, so a high number next to it |
| 39 |
* would be a lie. 29 is the top of grade E in compute_grade(). |
| 40 |
*/ |
| 41 |
const SCORE_CAP_ON_TAMPER = 29; |
| 42 |
|
| 43 |
/** |
| 44 |
* Sum of the declared "max" of every category. This is the canonical |
| 45 |
* maximum a scan can earn. Using this instead of the constant prevents |
| 46 |
* the desync we hit in 2.6.0 (a new check raised the internal category |
| 47 |
* max but the global total stayed at the pre-bump value). |
| 48 |
* |
| 49 |
* @return int |
| 50 |
*/ |
| 51 |
public static function total_max_points() { |
| 52 |
$total = 0; |
| 53 |
foreach ( self::get_categories() as $meta ) { |
| 54 |
$total += (int) $meta['max']; |
| 55 |
} |
| 56 |
return $total; |
| 57 |
} |
| 58 |
|
| 59 |
/** |
| 60 |
* @var Vigilante_Settings |
| 61 |
*/ |
| 62 |
private $settings; |
| 63 |
|
| 64 |
/** |
| 65 |
* @var Vigilante_Activity_Log|null |
| 66 |
*/ |
| 67 |
private $activity_log; |
| 68 |
|
| 69 |
/** |
| 70 |
* Metadata about each category used by the UI (label + weight). |
| 71 |
* |
| 72 |
* @return array<string,array{slug:string,label:string,max:int}> |
| 73 |
*/ |
| 74 |
public static function get_categories() { |
| 75 |
return array( |
| 76 |
'ssl' => array( |
| 77 |
'slug' => 'ssl', |
| 78 |
'label' => __( 'SSL / TLS', 'vigilante' ), |
| 79 |
'max' => 12, |
| 80 |
), |
| 81 |
'headers' => array( |
| 82 |
'slug' => 'headers', |
| 83 |
'label' => __( 'HTTP Security Headers', 'vigilante' ), |
| 84 |
'max' => 18, |
| 85 |
), |
| 86 |
'wp_exposure' => array( |
| 87 |
'slug' => 'wp_exposure', |
| 88 |
'label' => __( 'WordPress Exposure', 'vigilante' ), |
| 89 |
'max' => 18, |
| 90 |
), |
| 91 |
'access' => array( |
| 92 |
'slug' => 'access', |
| 93 |
'label' => __( 'Access & Authentication', 'vigilante' ), |
| 94 |
'max' => 20, |
| 95 |
), |
| 96 |
'files' => array( |
| 97 |
'slug' => 'files', |
| 98 |
'label' => __( 'Sensitive Files', 'vigilante' ), |
| 99 |
'max' => 10, |
| 100 |
), |
| 101 |
'internal' => array( |
| 102 |
'slug' => 'internal', |
| 103 |
'label' => __( 'Internal Checks (exclusive)', 'vigilante' ), |
| 104 |
// Sum of the max values of every check in |
| 105 |
// Vigilante_SA_Category_Internal. Update when adding/removing |
| 106 |
// checks or changing their max value. |
| 107 |
// 3.0.0: 30 -> 40 (self_integrity check added, worth 10: the |
| 108 |
// integrity of the plugin that runs every other check). |
| 109 |
'max' => 40, |
| 110 |
), |
| 111 |
'reputation' => array( |
| 112 |
'slug' => 'reputation', |
| 113 |
'label' => __( 'Reputation / Blacklists', 'vigilante' ), |
| 114 |
'max' => 0, |
| 115 |
'info_only' => true, |
| 116 |
), |
| 117 |
); |
| 118 |
} |
| 119 |
|
| 120 |
/** |
| 121 |
* @param Vigilante_Settings $settings |
| 122 |
* @param Vigilante_Activity_Log|null $activity_log |
| 123 |
*/ |
| 124 |
public function __construct( Vigilante_Settings $settings, $activity_log = null ) { |
| 125 |
$this->settings = $settings; |
| 126 |
$this->activity_log = $activity_log; |
| 127 |
$this->require_dependencies(); |
| 128 |
} |
| 129 |
|
| 130 |
/** |
| 131 |
* Load category + helper classes (one-time per request). |
| 132 |
*/ |
| 133 |
private function require_dependencies() { |
| 134 |
$dir = VIGILANTE_INCLUDES_DIR . 'security-analyzer/'; |
| 135 |
require_once $dir . 'class-sa-check-result.php'; |
| 136 |
require_once $dir . 'class-sa-helpers.php'; |
| 137 |
require_once $dir . 'class-sa-category-ssl.php'; |
| 138 |
require_once $dir . 'class-sa-category-headers.php'; |
| 139 |
require_once $dir . 'class-sa-category-wp-exposure.php'; |
| 140 |
require_once $dir . 'class-sa-category-access.php'; |
| 141 |
require_once $dir . 'class-sa-category-files.php'; |
| 142 |
require_once $dir . 'class-sa-category-internal.php'; |
| 143 |
require_once $dir . 'class-sa-category-reputation.php'; |
| 144 |
} |
| 145 |
|
| 146 |
/** |
| 147 |
* Run the scan in the requested phase and return the aggregated report. |
| 148 |
* |
| 149 |
* @param string $phase 'fast' | 'slow' | 'all'. |
| 150 |
* @return array Report (see build_report()). |
| 151 |
*/ |
| 152 |
public function run_scan( $phase = 'all' ) { |
| 153 |
if ( ! in_array( $phase, array( 'fast', 'slow', 'all' ), true ) ) { |
| 154 |
$phase = 'all'; |
| 155 |
} |
| 156 |
|
| 157 |
Vigilante_SA_Helpers::reset_cache(); |
| 158 |
$started = time(); |
| 159 |
|
| 160 |
$results = array(); |
| 161 |
|
| 162 |
$cat_ssl = new Vigilante_SA_Category_SSL( $this->settings ); |
| 163 |
$cat_headers = new Vigilante_SA_Category_Headers( $this->settings ); |
| 164 |
$cat_expose = new Vigilante_SA_Category_WP_Exposure( $this->settings ); |
| 165 |
$cat_access = new Vigilante_SA_Category_Access( $this->settings ); |
| 166 |
$cat_files = new Vigilante_SA_Category_Files( $this->settings ); |
| 167 |
$cat_intern = new Vigilante_SA_Category_Internal( $this->settings, $this->activity_log ); |
| 168 |
$cat_reput = new Vigilante_SA_Category_Reputation( $this->settings ); |
| 169 |
|
| 170 |
foreach ( $cat_ssl->run( $phase ) as $r ) { |
| 171 |
$results[] = $r; |
| 172 |
} |
| 173 |
foreach ( $cat_headers->run( $phase ) as $r ) { |
| 174 |
$results[] = $r; |
| 175 |
} |
| 176 |
foreach ( $cat_expose->run( $phase ) as $r ) { |
| 177 |
$results[] = $r; |
| 178 |
} |
| 179 |
foreach ( $cat_access->run( $phase ) as $r ) { |
| 180 |
$results[] = $r; |
| 181 |
} |
| 182 |
foreach ( $cat_files->run( $phase ) as $r ) { |
| 183 |
$results[] = $r; |
| 184 |
} |
| 185 |
foreach ( $cat_intern->run( $phase ) as $r ) { |
| 186 |
$results[] = $r; |
| 187 |
} |
| 188 |
foreach ( $cat_reput->run( $phase ) as $r ) { |
| 189 |
$results[] = $r; |
| 190 |
} |
| 191 |
|
| 192 |
$report = $this->build_report( $results, $phase, $started ); |
| 193 |
$report['ran_at'] = $started; |
| 194 |
$report['phase'] = $phase; |
| 195 |
$report['elapsed'] = max( 0, time() - $started ); |
| 196 |
|
| 197 |
// Merge-persist: 'fast' and 'slow' phases each update part of the report; |
| 198 |
// 'all' replaces everything. Dashboard widget shows whatever's latest. |
| 199 |
$this->persist_scan( $report, $phase ); |
| 200 |
|
| 201 |
// Push to history only when the whole scan has finished (either 'all' in one call, |
| 202 |
// or a 'slow' phase that immediately follows a 'fast' phase within the same minute). |
| 203 |
if ( 'all' === $phase || 'slow' === $phase ) { |
| 204 |
$this->push_history( $report ); |
| 205 |
} |
| 206 |
|
| 207 |
return $report; |
| 208 |
} |
| 209 |
|
| 210 |
/** |
| 211 |
* Aggregate check results into the scan report structure. |
| 212 |
* |
| 213 |
* @param Vigilante_SA_Check_Result[] $results |
| 214 |
* @param string $phase |
| 215 |
* @param int $started Unix timestamp. |
| 216 |
* @return array |
| 217 |
*/ |
| 218 |
private function build_report( $results, $phase, $started ) { |
| 219 |
$cat_meta = self::get_categories(); |
| 220 |
|
| 221 |
$categories = array(); |
| 222 |
foreach ( $cat_meta as $slug => $meta ) { |
| 223 |
$categories[ $slug ] = array( |
| 224 |
'slug' => $slug, |
| 225 |
'label' => $meta['label'], |
| 226 |
'max' => $meta['max'], |
| 227 |
'earned' => 0, |
| 228 |
'checks' => array(), |
| 229 |
'counts' => array( |
| 230 |
'pass' => 0, |
| 231 |
'warn' => 0, |
| 232 |
'fail' => 0, |
| 233 |
'info' => 0, |
| 234 |
'skip' => 0, |
| 235 |
), |
| 236 |
); |
| 237 |
} |
| 238 |
|
| 239 |
$total_earned = 0; |
| 240 |
$total_max = 0; |
| 241 |
$counts = array( |
| 242 |
'pass' => 0, |
| 243 |
'warn' => 0, |
| 244 |
'fail' => 0, |
| 245 |
'info' => 0, |
| 246 |
'skip' => 0, |
| 247 |
); |
| 248 |
|
| 249 |
foreach ( $results as $r ) { |
| 250 |
if ( ! ( $r instanceof Vigilante_SA_Check_Result ) ) { |
| 251 |
continue; |
| 252 |
} |
| 253 |
$slug = $r->category; |
| 254 |
if ( ! isset( $categories[ $slug ] ) ) { |
| 255 |
continue; |
| 256 |
} |
| 257 |
$categories[ $slug ]['checks'][] = $r->to_array(); |
| 258 |
$categories[ $slug ]['counts'][ $r->state ] = isset( $categories[ $slug ]['counts'][ $r->state ] ) |
| 259 |
? $categories[ $slug ]['counts'][ $r->state ] + 1 |
| 260 |
: 1; |
| 261 |
$counts[ $r->state ] = isset( $counts[ $r->state ] ) ? $counts[ $r->state ] + 1 : 1; |
| 262 |
|
| 263 |
if ( $r->counts_for_score() ) { |
| 264 |
$categories[ $slug ]['earned'] += $r->score; |
| 265 |
$total_earned += $r->score; |
| 266 |
$total_max += $r->max; |
| 267 |
} |
| 268 |
} |
| 269 |
|
| 270 |
// Normalize against the declared category max so skipped checks don't erode the score. |
| 271 |
$declared_max = self::total_max_points(); |
| 272 |
$grade = Vigilante_SA_Helpers::compute_grade( $total_earned, $declared_max ); |
| 273 |
|
| 274 |
// Self-protection caps the score (see SCORE_CAP_ON_TAMPER). The same |
| 275 |
// cap is applied when phases are merged, in rebuild_from_categories(). |
| 276 |
$capped_by = ''; |
| 277 |
foreach ( $results as $r ) { |
| 278 |
if ( $r instanceof Vigilante_SA_Check_Result |
| 279 |
&& 'self_integrity' === $r->id |
| 280 |
&& Vigilante_SA_Check_Result::STATE_FAIL === $r->state ) { |
| 281 |
$capped_by = 'self_integrity'; |
| 282 |
break; |
| 283 |
} |
| 284 |
} |
| 285 |
if ( 'self_integrity' === $capped_by && $grade['score'] > self::SCORE_CAP_ON_TAMPER ) { |
| 286 |
$grade['score'] = self::SCORE_CAP_ON_TAMPER; |
| 287 |
$grade['grade'] = 'E'; |
| 288 |
} |
| 289 |
|
| 290 |
return array( |
| 291 |
'ran_at' => $started, |
| 292 |
'phase' => $phase, |
| 293 |
'total_earned' => $total_earned, |
| 294 |
'total_max' => $declared_max, |
| 295 |
'total_evaluated'=> $total_max, // Actual evaluated max (excluding skipped). |
| 296 |
'score' => $grade['score'], |
| 297 |
'grade' => $grade['grade'], |
| 298 |
'capped_by' => $capped_by, |
| 299 |
'counts' => $counts, |
| 300 |
'categories' => $categories, |
| 301 |
); |
| 302 |
} |
| 303 |
|
| 304 |
/** |
| 305 |
* Merge the new partial/full scan with whatever was last persisted. |
| 306 |
* Fast + slow phases arrive separately from the UI; we store a consistent |
| 307 |
* merged report so reloading the Dashboard shows complete data. |
| 308 |
* |
| 309 |
* @param array $report |
| 310 |
* @param string $phase |
| 311 |
*/ |
| 312 |
private function persist_scan( array $report, $phase ) { |
| 313 |
if ( 'all' === $phase ) { |
| 314 |
update_option( self::OPTION_LAST_SCAN, $report, false ); |
| 315 |
return; |
| 316 |
} |
| 317 |
|
| 318 |
$existing = $this->get_last_scan(); |
| 319 |
if ( ! is_array( $existing ) ) { |
| 320 |
update_option( self::OPTION_LAST_SCAN, $report, false ); |
| 321 |
return; |
| 322 |
} |
| 323 |
|
| 324 |
// Merge: only replace categories whose checks are actually present in the new phase. |
| 325 |
foreach ( $report['categories'] as $slug => $cat ) { |
| 326 |
if ( empty( $cat['checks'] ) ) { |
| 327 |
continue; |
| 328 |
} |
| 329 |
// Track which check ids were produced now so we can overwrite them selectively. |
| 330 |
$new_ids = array(); |
| 331 |
foreach ( $cat['checks'] as $c ) { |
| 332 |
if ( isset( $c['id'] ) ) { |
| 333 |
$new_ids[ $c['id'] ] = true; |
| 334 |
} |
| 335 |
} |
| 336 |
|
| 337 |
// Start from existing category bucket (preserve other-phase checks). |
| 338 |
if ( ! isset( $existing['categories'][ $slug ] ) ) { |
| 339 |
$existing['categories'][ $slug ] = $cat; |
| 340 |
continue; |
| 341 |
} |
| 342 |
$merged_checks = array(); |
| 343 |
foreach ( (array) $existing['categories'][ $slug ]['checks'] as $old_c ) { |
| 344 |
if ( isset( $old_c['id'] ) && isset( $new_ids[ $old_c['id'] ] ) ) { |
| 345 |
continue; // Will be replaced below. |
| 346 |
} |
| 347 |
$merged_checks[] = $old_c; |
| 348 |
} |
| 349 |
foreach ( $cat['checks'] as $new_c ) { |
| 350 |
$merged_checks[] = $new_c; |
| 351 |
} |
| 352 |
$existing['categories'][ $slug ]['checks'] = $merged_checks; |
| 353 |
} |
| 354 |
|
| 355 |
// Recompute totals from the merged categories. |
| 356 |
$rebuilt = $this->rebuild_from_categories( $existing['categories'] ); |
| 357 |
$existing = array_merge( $existing, $rebuilt ); |
| 358 |
$existing['ran_at'] = $report['ran_at']; |
| 359 |
$existing['phase'] = $phase; |
| 360 |
$existing['elapsed'] = isset( $report['elapsed'] ) ? $report['elapsed'] : 0; |
| 361 |
|
| 362 |
update_option( self::OPTION_LAST_SCAN, $existing, false ); |
| 363 |
} |
| 364 |
|
| 365 |
/** |
| 366 |
* Recompute totals and grade from a categories array (used when merging phases). |
| 367 |
* |
| 368 |
* @param array $categories |
| 369 |
* @return array subset with total_earned, total_max, total_evaluated, score, grade, counts. |
| 370 |
*/ |
| 371 |
private function rebuild_from_categories( array $categories ) { |
| 372 |
$total_earned = 0; |
| 373 |
$total_evaluated = 0; |
| 374 |
$counts = array( |
| 375 |
'pass' => 0, |
| 376 |
'warn' => 0, |
| 377 |
'fail' => 0, |
| 378 |
'info' => 0, |
| 379 |
'skip' => 0, |
| 380 |
); |
| 381 |
|
| 382 |
// Resolve the canonical "max" of every category from the declared meta. |
| 383 |
// Without this, merging fast/slow phases preserves a stale "max" from |
| 384 |
// the previous scan, which is what produced the 28/22 desync after |
| 385 |
// 2.6.0 added the closed_plugins check. |
| 386 |
$cat_meta = self::get_categories(); |
| 387 |
|
| 388 |
foreach ( $categories as $slug => $cat ) { |
| 389 |
$cat_earned = 0; |
| 390 |
$cat_counts = array( |
| 391 |
'pass' => 0, |
| 392 |
'warn' => 0, |
| 393 |
'fail' => 0, |
| 394 |
'info' => 0, |
| 395 |
'skip' => 0, |
| 396 |
); |
| 397 |
foreach ( (array) $cat['checks'] as $c ) { |
| 398 |
$state = isset( $c['state'] ) ? $c['state'] : Vigilante_SA_Check_Result::STATE_SKIP; |
| 399 |
$cat_counts[ $state ] = isset( $cat_counts[ $state ] ) ? $cat_counts[ $state ] + 1 : 1; |
| 400 |
$counts[ $state ] = isset( $counts[ $state ] ) ? $counts[ $state ] + 1 : 1; |
| 401 |
|
| 402 |
if ( Vigilante_SA_Check_Result::STATE_INFO === $state || Vigilante_SA_Check_Result::STATE_SKIP === $state ) { |
| 403 |
continue; |
| 404 |
} |
| 405 |
$cat_earned += isset( $c['score'] ) ? (int) $c['score'] : 0; |
| 406 |
$total_earned += isset( $c['score'] ) ? (int) $c['score'] : 0; |
| 407 |
$total_evaluated += isset( $c['max'] ) ? (int) $c['max'] : 0; |
| 408 |
} |
| 409 |
$categories[ $slug ]['earned'] = $cat_earned; |
| 410 |
$categories[ $slug ]['counts'] = $cat_counts; |
| 411 |
|
| 412 |
// Force the canonical max so old cached scans get repaired the |
| 413 |
// moment they're touched (no need to wait for a clean "all" phase). |
| 414 |
if ( isset( $cat_meta[ $slug ]['max'] ) ) { |
| 415 |
$categories[ $slug ]['max'] = (int) $cat_meta[ $slug ]['max']; |
| 416 |
} |
| 417 |
} |
| 418 |
|
| 419 |
$total_max = self::total_max_points(); |
| 420 |
$grade = Vigilante_SA_Helpers::compute_grade( $total_earned, $total_max ); |
| 421 |
|
| 422 |
// Self-protection caps the score (see SCORE_CAP_ON_TAMPER). |
| 423 |
$capped_by = ''; |
| 424 |
foreach ( $categories as $cat ) { |
| 425 |
foreach ( (array) $cat['checks'] as $c ) { |
| 426 |
if ( 'self_integrity' === ( isset( $c['id'] ) ? $c['id'] : '' ) |
| 427 |
&& Vigilante_SA_Check_Result::STATE_FAIL === ( isset( $c['state'] ) ? $c['state'] : '' ) ) { |
| 428 |
$capped_by = 'self_integrity'; |
| 429 |
break 2; |
| 430 |
} |
| 431 |
} |
| 432 |
} |
| 433 |
if ( 'self_integrity' === $capped_by && $grade['score'] > self::SCORE_CAP_ON_TAMPER ) { |
| 434 |
$grade['score'] = self::SCORE_CAP_ON_TAMPER; |
| 435 |
$grade['grade'] = 'E'; |
| 436 |
} |
| 437 |
|
| 438 |
return array( |
| 439 |
'categories' => $categories, |
| 440 |
'total_earned' => $total_earned, |
| 441 |
'total_max' => $total_max, |
| 442 |
'total_evaluated'=> $total_evaluated, |
| 443 |
'score' => $grade['score'], |
| 444 |
'grade' => $grade['grade'], |
| 445 |
'capped_by' => $capped_by, |
| 446 |
'counts' => $counts, |
| 447 |
); |
| 448 |
} |
| 449 |
|
| 450 |
/** |
| 451 |
* Append a minimal history entry (no per-check detail) to the circular buffer. |
| 452 |
* |
| 453 |
* @param array $report |
| 454 |
*/ |
| 455 |
private function push_history( array $report ) { |
| 456 |
$history = $this->get_score_history( self::HISTORY_LIMIT ); |
| 457 |
if ( ! is_array( $history ) ) { |
| 458 |
$history = array(); |
| 459 |
} |
| 460 |
|
| 461 |
$entry = array( |
| 462 |
'ran_at' => (int) $report['ran_at'], |
| 463 |
'score' => (int) $report['score'], |
| 464 |
'grade' => (string) $report['grade'], |
| 465 |
'total_earned' => (int) $report['total_earned'], |
| 466 |
'categories' => array(), |
| 467 |
); |
| 468 |
foreach ( $report['categories'] as $slug => $cat ) { |
| 469 |
$entry['categories'][ $slug ] = array( |
| 470 |
'earned' => (int) $cat['earned'], |
| 471 |
'max' => (int) $cat['max'], |
| 472 |
); |
| 473 |
} |
| 474 |
|
| 475 |
$history[] = $entry; |
| 476 |
if ( count( $history ) > self::HISTORY_LIMIT ) { |
| 477 |
$history = array_slice( $history, -self::HISTORY_LIMIT ); |
| 478 |
} |
| 479 |
update_option( self::OPTION_HISTORY, $history, false ); |
| 480 |
} |
| 481 |
|
| 482 |
/** |
| 483 |
* Return the last persisted scan, or an empty placeholder structure. |
| 484 |
* |
| 485 |
* @return array |
| 486 |
*/ |
| 487 |
public function get_last_scan() { |
| 488 |
$raw = get_option( self::OPTION_LAST_SCAN, null ); |
| 489 |
if ( ! is_array( $raw ) ) { |
| 490 |
return array( |
| 491 |
'ran_at' => 0, |
| 492 |
'score' => 0, |
| 493 |
'grade' => '', |
| 494 |
'total_earned' => 0, |
| 495 |
'total_max' => self::total_max_points(), |
| 496 |
'counts' => array( |
| 497 |
'pass' => 0, |
| 498 |
'warn' => 0, |
| 499 |
'fail' => 0, |
| 500 |
'info' => 0, |
| 501 |
'skip' => 0, |
| 502 |
), |
| 503 |
'categories' => array(), |
| 504 |
); |
| 505 |
} |
| 506 |
return $raw; |
| 507 |
} |
| 508 |
|
| 509 |
/** |
| 510 |
* Return history (oldest first, max = HISTORY_LIMIT). |
| 511 |
* |
| 512 |
* @param int $limit |
| 513 |
* @return array |
| 514 |
*/ |
| 515 |
public function get_score_history( $limit = self::HISTORY_LIMIT ) { |
| 516 |
$raw = get_option( self::OPTION_HISTORY, array() ); |
| 517 |
if ( ! is_array( $raw ) ) { |
| 518 |
return array(); |
| 519 |
} |
| 520 |
$limit = max( 1, (int) $limit ); |
| 521 |
return array_slice( $raw, -$limit ); |
| 522 |
} |
| 523 |
|
| 524 |
/** |
| 525 |
* Return the catalog for UI (check labels, max points, fix links). |
| 526 |
* Built from a single dry-run to avoid maintaining a duplicate mapping. |
| 527 |
* |
| 528 |
* @return array |
| 529 |
*/ |
| 530 |
public function get_catalog() { |
| 531 |
$cats = self::get_categories(); |
| 532 |
$out = array(); |
| 533 |
foreach ( $cats as $slug => $meta ) { |
| 534 |
$out[ $slug ] = array( |
| 535 |
'slug' => $slug, |
| 536 |
'label' => $meta['label'], |
| 537 |
'max' => $meta['max'], |
| 538 |
'checks' => array(), |
| 539 |
); |
| 540 |
} |
| 541 |
return $out; |
| 542 |
} |
| 543 |
|
| 544 |
/** |
| 545 |
* Weekly cron handler — run a full scan and email the admin when the score |
| 546 |
* has dropped by >= REGRESSION_THRESHOLD points vs the previous history entry, |
| 547 |
* or when new critical failures appeared. |
| 548 |
*/ |
| 549 |
public function cron_weekly_scan() { |
| 550 |
$previous = $this->get_last_scan(); |
| 551 |
$report = $this->run_scan( 'all' ); |
| 552 |
|
| 553 |
// Bail if notifications aren't wanted. |
| 554 |
$analyzer_settings = (array) $this->settings->get_section( 'security_analyzer' ); |
| 555 |
$weekly_enabled = ! isset( $analyzer_settings['weekly_scan_enabled'] ) || ! empty( $analyzer_settings['weekly_scan_enabled'] ); |
| 556 |
$email_enabled = ! empty( $analyzer_settings['email_on_regression'] ); |
| 557 |
|
| 558 |
if ( ! $weekly_enabled || ! $email_enabled ) { |
| 559 |
return; |
| 560 |
} |
| 561 |
|
| 562 |
if ( empty( $previous['score'] ) ) { |
| 563 |
return; // First run: never email. |
| 564 |
} |
| 565 |
|
| 566 |
$delta = (int) $previous['score'] - (int) $report['score']; |
| 567 |
$new_fails = $this->diff_new_failures( $previous, $report ); |
| 568 |
|
| 569 |
if ( $delta < self::REGRESSION_THRESHOLD && empty( $new_fails ) ) { |
| 570 |
return; |
| 571 |
} |
| 572 |
|
| 573 |
$this->send_regression_email( $previous, $report, $new_fails ); |
| 574 |
} |
| 575 |
|
| 576 |
/** |
| 577 |
* Collect check ids that are FAIL now but weren't FAIL (were PASS/WARN/INFO/SKIP) before. |
| 578 |
* |
| 579 |
* @param array $prev |
| 580 |
* @param array $curr |
| 581 |
* @return array<int,array{label:string,category:string,id:string}> |
| 582 |
*/ |
| 583 |
private function diff_new_failures( array $prev, array $curr ) { |
| 584 |
$prev_states = array(); |
| 585 |
foreach ( (array) ( $prev['categories'] ?? array() ) as $slug => $cat ) { |
| 586 |
foreach ( (array) ( $cat['checks'] ?? array() ) as $c ) { |
| 587 |
if ( isset( $c['id'] ) ) { |
| 588 |
$prev_states[ $c['id'] ] = isset( $c['state'] ) ? $c['state'] : ''; |
| 589 |
} |
| 590 |
} |
| 591 |
} |
| 592 |
|
| 593 |
$diffs = array(); |
| 594 |
foreach ( (array) ( $curr['categories'] ?? array() ) as $slug => $cat ) { |
| 595 |
foreach ( (array) ( $cat['checks'] ?? array() ) as $c ) { |
| 596 |
if ( ! isset( $c['id'], $c['state'] ) ) { |
| 597 |
continue; |
| 598 |
} |
| 599 |
if ( Vigilante_SA_Check_Result::STATE_FAIL !== $c['state'] ) { |
| 600 |
continue; |
| 601 |
} |
| 602 |
$was = isset( $prev_states[ $c['id'] ] ) ? $prev_states[ $c['id'] ] : ''; |
| 603 |
if ( Vigilante_SA_Check_Result::STATE_FAIL === $was ) { |
| 604 |
continue; |
| 605 |
} |
| 606 |
$diffs[] = array( |
| 607 |
'id' => $c['id'], |
| 608 |
'label' => isset( $c['label'] ) ? $c['label'] : $c['id'], |
| 609 |
'category' => $slug, |
| 610 |
); |
| 611 |
} |
| 612 |
} |
| 613 |
return $diffs; |
| 614 |
} |
| 615 |
|
| 616 |
/** |
| 617 |
* Send the regression alert email. |
| 618 |
* |
| 619 |
* @param array $prev Previous scan. |
| 620 |
* @param array $curr Current scan. |
| 621 |
* @param array $new_fails New failures diff. |
| 622 |
*/ |
| 623 |
private function send_regression_email( array $prev, array $curr, array $new_fails ) { |
| 624 |
if ( ! class_exists( 'Vigilante_Email_Template' ) ) { |
| 625 |
require_once VIGILANTE_INCLUDES_DIR . 'class-email-template.php'; |
| 626 |
} |
| 627 |
|
| 628 |
$to = Vigilante_Email_Template::get_admin_recipients(); |
| 629 |
if ( empty( $to ) ) { |
| 630 |
return; |
| 631 |
} |
| 632 |
|
| 633 |
$subject = sprintf( |
| 634 |
/* translators: 1: previous grade, 2: previous score, 3: current grade, 4: current score */ |
| 635 |
__( '[Vigilant] Security Score dropped from %1$s (%2$d) to %3$s (%4$d)', 'vigilante' ), |
| 636 |
$prev['grade'], |
| 637 |
(int) $prev['score'], |
| 638 |
$curr['grade'], |
| 639 |
(int) $curr['score'] |
| 640 |
); |
| 641 |
|
| 642 |
$body = '<p>' . esc_html( |
| 643 |
sprintf( |
| 644 |
/* translators: 1: site name */ |
| 645 |
__( 'Vigilant ran the weekly Security Check on %s and the result changed.', 'vigilante' ), |
| 646 |
get_bloginfo( 'name' ) |
| 647 |
) |
| 648 |
) . '</p>'; |
| 649 |
|
| 650 |
$body .= Vigilante_Email_Template::data_table( |
| 651 |
array( |
| 652 |
__( 'Previous Score', 'vigilante' ) => $prev['grade'] . ' — ' . (int) $prev['score'] . '/100', |
| 653 |
__( 'Current Score', 'vigilante' ) => $curr['grade'] . ' — ' . (int) $curr['score'] . '/100', |
| 654 |
__( 'Points lost', 'vigilante' ) => (int) $prev['score'] - (int) $curr['score'], |
| 655 |
__( 'New failing checks', 'vigilante' ) => count( $new_fails ), |
| 656 |
) |
| 657 |
); |
| 658 |
|
| 659 |
if ( ! empty( $new_fails ) ) { |
| 660 |
$body .= '<h3>' . esc_html__( 'Checks that started failing', 'vigilante' ) . '</h3>'; |
| 661 |
$body .= '<ul>'; |
| 662 |
foreach ( $new_fails as $f ) { |
| 663 |
$body .= '<li><strong>' . esc_html( $f['label'] ) . '</strong> <em>(' . esc_html( $f['category'] ) . ')</em></li>'; |
| 664 |
} |
| 665 |
$body .= '</ul>'; |
| 666 |
} |
| 667 |
|
| 668 |
$report_url = admin_url( 'admin.php?page=vigilante&tab=dashboard#vigilante-analyzer' ); |
| 669 |
$body .= '<p><a href="' . esc_url( $report_url ) . '" style="display:inline-block;background:#2271b1;color:#fff;padding:8px 16px;text-decoration:none;border-radius:4px;">' . esc_html__( 'View full report', 'vigilante' ) . '</a></p>'; |
| 670 |
|
| 671 |
Vigilante_Email_Template::send( $to, $subject, __( 'Security Check regression detected', 'vigilante' ), $body, true ); |
| 672 |
} |
| 673 |
} |
| 674 |
|
