PluginProbe
xSpeed Cache: AI-Powered Performance Hub with MCP, Caching & CDN / 1.3.4
xSpeed Cache: AI-Powered Performance Hub with MCP, Caching & CDN v1.3.4
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← All changes | includes/modules/Mcp/Mcp_Tools.php +1640 -28 1.1.11.3.4 View file →
@@ -29,10 +29,13 @@
29 29 use XSpeed\Server;
30 30 use XSpeed\Admin;
31 31 use XSpeed\Settings;
32 32 use XSpeed\Settings_Manager;
33 +use XSpeed\Module_Registry;
33 34 use XSpeed\Pro_Audit;
34 35 use XSpeed\Cache_Benchmark;
36 +use XSpeed\Tier_Registry;
37 +use XSpeed\Database_Cleaner;
35 38
36 39 defined( 'ABSPATH' ) || exit;
37 40
38 41 final class Mcp_Tools {
@@ -37,9 +40,9 @@
37 40
38 41 final class Mcp_Tools {
39 42
40 43 /** Valid cache purge types. */
41 - public const PURGE_TYPES = array( 'all', 'page', 'assets', 'object', 'rest' );
44 + public const PURGE_TYPES = array( 'all', 'page', 'assets', 'object', 'rest', 'cloudflare', 'cdn' );
42 45
43 46 /**
44 47 * Per-call read-only override. Null means "defer to the pairing token's
45 48 * scope" (the JSON-RPC path that predates OAuth). true/false is set by
@@ -72,8 +75,51 @@
72 75 return Mcp_Pairing::is_read_only();
73 76 }
74 77
75 78 /**
79 + * Per-call `configure` grant. Writing credential/secret fields over MCP is
80 + * gated on this and it is OFF by default — even a write-scoped connection
81 + * cannot rewrite an API token or password unless it was granted the
82 + * explicit `configure` scope. Null means "no per-call grant" (the pairing
83 + * token / JSON-RPC path), where it falls back to a filter. (#116)
84 + *
85 + * @var bool|null
86 + */
87 + private static $configure_override = null;
88 +
89 + /**
90 + * Set whether the active credential may write secret fields (the OAuth
91 + * `configure` scope). Passing null clears it back to the filter default.
92 + *
93 + * @param bool|null $can_configure Whether the credential carries `configure`.
94 + */
95 + public static function set_configure_override( ?bool $can_configure ): void {
96 + self::$configure_override = $can_configure;
97 + }
98 +
99 + /**
100 + * Whether the active MCP credential may write credential/secret fields.
101 + * Uses the per-call override (OAuth `configure` scope) when set; otherwise
102 + * the `xspeed_mcp_allow_credential_writes` filter, which defaults to false
103 + * so credential writes are off by default on every connection — including
104 + * the pairing token. A site owner who wants an agent to manage credentials
105 + * opts in by returning true from that filter. (#116)
106 + */
107 + public static function can_configure(): bool {
108 + if ( null !== self::$configure_override ) {
109 + return self::$configure_override;
110 + }
111 + /**
112 + * Allow MCP connections to write credential (secret) fields. Off by
113 + * default; see docs/MCP-SERVER.md. Applies to pairing-token connections
114 + * and any OAuth grant lacking the `configure` scope.
115 + *
116 + * @param bool $allow Whether credential writes over MCP are permitted.
117 + */
118 + return (bool) apply_filters( 'xspeed_mcp_allow_credential_writes', false );
119 + }
120 +
121 + /**
76 122 * Full tool catalog: name => descriptor. `handler` is a callable
77 123 * ( array $args ) : array|\WP_Error. `write` marks tools that mutate
78 124 * state (used for read-only scope enforcement).
79 125 *
@@ -92,8 +138,49 @@
92 138 'inputSchema' => self::object_schema( array(), array() ),
93 139 'write' => false,
94 140 'handler' => array( self::class, 'list_modules' ),
95 141 ),
142 + 'get_site_info' => array(
143 + 'description' => 'Get facts about this site and install: whether xSpeed Pro is active and licensed, plugin/WordPress/PHP versions, and the detected web server. Use this rather than inferring the tier from the module list.',
144 + 'inputSchema' => self::object_schema( array(), array() ),
145 + 'write' => false,
146 + 'handler' => array( self::class, 'get_site_info' ),
147 + ),
148 + 'optimize_site' => array(
149 + 'description' => 'Make this site faster, end to end: measure, apply the recommended settings ONE AT A TIME, check the page still renders after each, and undo any change that breaks it. Returns what was applied, the site\'s performance score, `next_steps` (riskier settings that could help but are NOT applied automatically), and `unfixable` (problems no caching plugin can reach). ALWAYS relay all three to the user: report the score and what is still wrong, then — if `next_steps` is non-empty — describe each one WITH its stated `risk` and ASK whether to run again with aggressiveness "aggressive". Never enable aggressive settings without the user agreeing first, and never present `unfixable` items as things you can solve; they need the site owner or the host. A site where nothing was left to do is a real, good answer — say so plainly rather than apologising or retrying. Use `dry_run` to preview the plan. The `score` object carries `age_seconds` and `stale`: quote the score WITH how recently it was measured, and never describe a stale score as the result this run produced — when a measurement could not be taken, say the number is old rather than implying it is current. WHEN CHANGES WERE APPLIED the response carries `verify_urls` and `verify_note`: the safety checks read HTML in PHP and cannot execute JavaScript, so a page can pass every one of them and still be broken in a browser. Before reporting success, OPEN each URL in `verify_urls` if you have any way to load a page and confirm it renders with no console errors; if you cannot, tell the user those URLs need checking and what a problem would look like. `verified: true` means the HTML checks passed — it is not a statement that the site works.',
150 + 'inputSchema' => self::object_schema(
151 + array(
152 + 'aggressiveness' => array(
153 + 'type' => 'string',
154 + 'enum' => array( 'safe', 'standard', 'aggressive' ),
155 + 'description' => 'How far to go. Defaults to standard.',
156 + ),
157 + 'dry_run' => array(
158 + 'type' => 'boolean',
159 + 'description' => 'Return the plan without changing anything.',
160 + ),
161 + 'measure_score' => array(
162 + 'type' => 'string',
163 + 'enum' => array( 'auto', 'never', 'always' ),
164 + 'description' => 'Whether to take a fresh PageSpeed measurement. auto (default) measures when the stored score is stale and after changes land; never reuses the stored score; always measures even for a dry run. Measurements are rate-limited, so a run inside the cooldown returns the stored score with its age rather than a new one.',
165 + ),
166 + 'target_score' => array(
167 + 'type' => 'integer',
168 + 'minimum' => 1,
169 + 'maximum' => 100,
170 + 'description' => 'Repeat the optimize cycle toward this score instead of running a single pass. Each round costs a real PageSpeed measurement and up to two minutes, so pass it only when the user asked for a specific number. Requires the iterative tuner; without it the run is a single pass and the report says so in `stopped_because`. The run also stops early when further rounds stop helping — either way, read `stopped_because` and relay it rather than retrying.',
171 + ),
172 + 'max_rounds' => array(
173 + 'type' => 'integer',
174 + 'minimum' => 1,
175 + 'description' => 'Ceiling on rounds when target_score is set. Clamped to what the tuner allows.',
176 + ),
177 + ),
178 + array()
179 + ),
180 + 'write' => true,
181 + 'handler' => array( self::class, 'optimize_site' ),
182 + ),
96 183 'run_benchmark' => array(
97 184 'description' => 'Run a before/after cache benchmark on the home page and return the timings. Each side reports bytes (decoded payload) and bytes_transferred (compressed wire size).',
98 185 'inputSchema' => self::object_schema( array(), array() ),
99 186 'write' => false,
@@ -105,9 +192,9 @@
105 192 'write' => false,
106 193 'handler' => array( self::class, 'get_pro_audit' ),
107 194 ),
108 195 'purge_cache' => array(
109 - 'description' => 'Purge the site cache. "type" selects what to purge: all, page, assets, object, or rest. Defaults to all.',
196 + 'description' => 'Purge the site cache and report what was actually cleared, what was skipped and why. "type" selects what to purge: all, page, assets, object, rest, cloudflare, or cdn. Defaults to all.',
110 197 'inputSchema' => self::object_schema(
111 198 array(
112 199 'type' => array(
113 200 'type' => 'string',
@@ -177,16 +264,24 @@
177 264 'write' => true,
178 265 'handler' => array( self::class, 'purge_cloudflare' ),
179 266 ),
180 267 'scan_database' => array(
181 - 'description' => 'Scan the database for bloat (post revisions, auto-drafts, trashed posts, spam comments, expired transients, orphaned meta) without deleting anything.',
268 + 'description' => 'Preview database bloat — post revisions, auto-drafts, trashed posts, spam comments, expired transients, orphaned meta — with a count per category. Deletes NOTHING. Also returns the confirm_token that clean_database requires, so this is always the first step before any deletion.',
182 269 'inputSchema' => self::object_schema( array(), array() ),
183 270 'write' => false,
184 271 'handler' => array( self::class, 'scan_database' ),
185 272 ),
186 273 'clean_database' => array(
187 - 'description' => 'Clean database bloat. Removes the categories currently enabled in the Database module settings. Destructive — run scan_database first to preview.',
188 - 'inputSchema' => self::object_schema( array(), array() ),
274 + 'description' => 'PERMANENTLY DELETE database bloat — post revisions, trashed posts, spam comments and the other categories enabled in the Database module settings. This is not a cache purge: it destroys real content and CANNOT be undone. Requires a confirm_token from scan_database, which shows the caller exactly what would be removed; the call is refused without one.',
275 + 'inputSchema' => self::object_schema(
276 + array(
277 + 'confirm_token' => array(
278 + 'type' => 'string',
279 + 'description' => 'The token returned by scan_database. Required — it proves the caller has seen what will be deleted. Expires after 5 minutes and is invalidated if the database changes.',
280 + ),
281 + ),
282 + array( 'confirm_token' )
283 + ),
189 284 'write' => true,
190 285 'handler' => array( self::class, 'clean_database' ),
191 286 ),
192 287 'flush_object_cache' => array(
@@ -200,10 +295,48 @@
200 295 'inputSchema' => self::object_schema( array(), array() ),
201 296 'write' => true,
202 297 'handler' => array( self::class, 'start_preloader' ),
203 298 ),
299 + 'run_score' => array(
300 + 'description' => 'Run an external performance audit (PageSpeed Insights, or GTmetrix when configured) against this site. Running it counts as the opt-in for external scores. With the site\'s own API key the score plus Core Web Vitals come back in the response; a keyless PageSpeed audit on a Hub-connected site is queued instead — the response says so, and the result lands in the history a minute or two later (poll with run_command "score status", or read get_score_history). Spends the site\'s own configured API quota when a key is set.',
301 + 'inputSchema' => self::object_schema(
302 + array(
303 + 'target' => array(
304 + 'type' => 'string',
305 + 'description' => 'URL to audit. Defaults to the configured URL, then the home page.',
306 + ),
307 + 'strategy' => array(
308 + 'type' => 'string',
309 + 'enum' => array( 'mobile', 'desktop' ),
310 + 'description' => 'mobile (default) or desktop. PageSpeed Insights only.',
311 + ),
312 + 'provider' => array(
313 + 'type' => 'string',
314 + 'description' => 'Audit provider, when the site has more than one configured.',
315 + ),
316 + 'force' => array(
317 + 'type' => 'boolean',
318 + 'description' => 'Re-run even when a recent cached result exists. Use after a change you want measured immediately.',
319 + ),
320 + ),
321 + array()
322 + ),
323 + // Classified `write`, deliberately. #147 asked whether a
324 + // read-only grant should be able to call this, since a run
325 + // changes no site CONFIGURATION. But it spends the site's own
326 + // metered PSI/GTmetrix quota and persists a Score_Store row,
327 + // and "read-only" should mean a call cannot cost the owner
328 + // anything. The gap this closes is that Free had NO typed
329 + // trigger at all: run_pagespeed is conditional on the Pro-only
330 + // `xspeed psi` command and silently drops off tools/list here,
331 + // leaving only run_command — also write, and a gateway to the
332 + // entire CLI surface. A write-scoped Hub connection now gets a
333 + // first-class trigger instead of the blunt instrument.
334 + 'write' => true,
335 + 'handler' => array( self::class, 'run_score' ),
336 + ),
204 337 'run_pagespeed' => array(
205 - 'description' => 'Run a Google PageSpeed Insights audit on a URL (Pro). Returns the performance score + Core Web Vitals. Defaults to the site home page, mobile strategy.',
338 + 'description' => 'Run an external performance audit (PageSpeed Insights, or GTmetrix when configured) and return the score + Core Web Vitals. Defaults to the site home page, mobile strategy. Running it counts as the opt-in for external scores; a keyless PageSpeed audit routes through xSpeed Hub when the site is connected.',
206 339 'inputSchema' => self::object_schema(
207 340 array(
208 341 'url' => array(
209 342 'type' => 'string',
@@ -213,12 +346,27 @@
213 346 'type' => 'string',
214 347 'enum' => array( 'mobile', 'desktop' ),
215 348 'description' => 'Audit strategy. Defaults to "mobile".',
216 349 ),
350 + 'force' => array(
351 + 'type' => 'boolean',
352 + 'description' => 'Re-run even when a recent cached result exists. Use after a change you want measured immediately.',
353 + ),
354 + 'provider' => array(
355 + 'type' => 'string',
356 + 'description' => 'Audit provider, when the site has more than one configured.',
357 + ),
217 358 ),
218 359 array()
219 360 ),
220 - 'write' => false,
361 + // `write`, matching run_score — the two dispatch to the same
362 + // `xspeed psi` and cost the owner the same metered quota, so
363 + // classifying them oppositely let a read-only grant make a real
364 + // outbound audit through this one while the other refused it.
365 + // Aligned toward write rather than read: generate_critical_css
366 + // sets the precedent that spending an external quota is a write
367 + // even when no site configuration changes. (QA B2 on #162)
368 + 'write' => true,
221 369 'handler' => array( self::class, 'run_pagespeed' ),
222 370 ),
223 371 'generate_critical_css' => array(
224 372 'description' => 'Generate above-the-fold Critical CSS for the site (Pro). Calls the external generator and stores the result.',
@@ -245,8 +393,143 @@
245 393 ),
246 394 'write' => false,
247 395 'handler' => array( self::class, 'get_benchmark_history' ),
248 396 ),
397 + 'get_score_history' => array(
398 + 'description' => 'Stored EXTERNAL audit runs (PageSpeed Insights / GTmetrix): score, Core Web Vitals (LCP/FCP/CLS/TBT/SI/TTFB), which tool ran it, and the report link where one exists. Failed runs are included: ok is false and error says why, with score null. Never average or trend a run whose ok is false — it measured nothing. Read-only — returns what this site already measured and never starts a new audit. Use run_score to actually run one.',
399 + 'inputSchema' => self::object_schema(
400 + array(
401 + 'limit' => array(
402 + 'type' => 'integer',
403 + 'description' => 'Max runs to return, newest first (default 100).',
404 + ),
405 + ),
406 + array()
407 + ),
408 + 'write' => false,
409 + 'handler' => array( self::class, 'get_score_history' ),
410 + ),
411 + // --- Actions promoted out of the generated `xspeed_*` aliases.
412 + // Each was previously reachable ONLY as an `action` string on a
413 + // coarse generated tool that was marked write regardless, so a
414 + // read-only connection lost the read ones. Typed here with an
415 + // honest kind so the AI stops guessing and the deny-list has one
416 + // name per action. ---
417 + 'get_cache_inventory' => array(
418 + 'description' => 'Inspect what is actually in the page cache: which pages are cached and how old they are, or where the disk usage goes. Read-only.',
419 + 'inputSchema' => self::object_schema(
420 + array(
421 + 'detail' => array(
422 + 'type' => 'string',
423 + 'enum' => array( 'pages', 'size' ),
424 + 'description' => '"pages" lists cached pages and their age; "size" breaks down disk usage. Defaults to "pages".',
425 + ),
426 + 'limit' => array(
427 + 'type' => 'string',
428 + 'description' => 'Max rows to return (pages only).',
429 + ),
430 + ),
431 + array()
432 + ),
433 + 'write' => false,
434 + 'handler' => array( self::class, 'get_cache_inventory' ),
435 + ),
436 + 'get_purge_log' => array(
437 + 'description' => 'Recent cache purges and what triggered each one. Use it to explain why a page stopped being cached. Read-only.',
438 + 'inputSchema' => self::object_schema(
439 + array(
440 + 'limit' => array(
441 + 'type' => 'string',
442 + 'description' => 'Max entries to return.',
443 + ),
444 + ),
445 + array()
446 + ),
447 + 'write' => false,
448 + 'handler' => array( self::class, 'get_purge_log' ),
449 + ),
450 + 'recheck_rewrite_rules' => array(
451 + 'description' => 'Re-verify the server rewrite rules that route requests to the cache, and repair them if they drifted.',
452 + 'inputSchema' => self::object_schema( array(), array() ),
453 + 'write' => true,
454 + 'handler' => array( self::class, 'recheck_rewrite_rules' ),
455 + ),
456 + 'set_cloudflare_dev_mode' => array(
457 + 'description' => 'Turn Cloudflare development mode on or off. On bypasses the edge cache for ~3 hours so origin changes show immediately.',
458 + 'inputSchema' => self::object_schema(
459 + array(
460 + 'enabled' => array(
461 + 'type' => 'boolean',
462 + 'description' => 'true turns development mode on, false turns it off.',
463 + ),
464 + ),
465 + array( 'enabled' )
466 + ),
467 + 'write' => true,
468 + 'handler' => array( self::class, 'set_cloudflare_dev_mode' ),
469 + ),
470 + 'optimize_database' => array(
471 + 'description' => 'Run table optimization on the WordPress database (reclaims space after cleanup). Separate from clean_database, which deletes bloat rows.',
472 + 'inputSchema' => self::object_schema( array(), array() ),
473 + 'write' => true,
474 + 'handler' => array( self::class, 'optimize_database' ),
475 + ),
476 + 'get_object_cache_status' => array(
477 + 'description' => 'Object cache state: whether the drop-in is installed, which backend is configured, and the server snippet needed to enable it. Read-only.',
478 + 'inputSchema' => self::object_schema(
479 + array(
480 + 'detail' => array(
481 + 'type' => 'string',
482 + 'enum' => array( 'status', 'snippet' ),
483 + 'description' => '"status" reports the current state; "snippet" returns the server config to enable it. Defaults to "status".',
484 + ),
485 + ),
486 + array()
487 + ),
488 + 'write' => false,
489 + 'handler' => array( self::class, 'get_object_cache_status' ),
490 + ),
491 + 'toggle_object_cache' => array(
492 + 'description' => 'Enable or disable the object cache drop-in. Verify the backend with test_object_cache first — enabling against an unreachable server slows every request.',
493 + 'inputSchema' => self::object_schema(
494 + array(
495 + 'enabled' => array(
496 + 'type' => 'boolean',
497 + 'description' => 'true installs the drop-in, false removes it.',
498 + ),
499 + ),
500 + array( 'enabled' )
501 + ),
502 + 'write' => true,
503 + 'handler' => array( self::class, 'toggle_object_cache' ),
504 + ),
505 + 'manage_critical_css' => array(
506 + 'description' => 'List the stored Critical CSS entries, or clear them so they regenerate. Use generate_critical_css to create them.',
507 + 'inputSchema' => self::object_schema(
508 + array(
509 + 'action' => array(
510 + 'type' => 'string',
511 + 'enum' => array( 'list', 'clear' ),
512 + 'description' => '"list" returns what is stored; "clear" deletes it.',
513 + ),
514 + ),
515 + array( 'action' )
516 + ),
517 + 'write' => true,
518 + 'handler' => array( self::class, 'manage_critical_css' ),
519 + ),
520 + 'get_preloader_status' => array(
521 + 'description' => 'Cache preloader progress: whether a run is active, how far through the URL list it is. Read-only.',
522 + 'inputSchema' => self::object_schema( array(), array() ),
523 + 'write' => false,
524 + 'handler' => array( self::class, 'get_preloader_status' ),
525 + ),
526 + 'stop_preloader' => array(
527 + 'description' => 'Stop a running cache preload. Safe mid-run — already-warmed pages stay cached.',
528 + 'inputSchema' => self::object_schema( array(), array() ),
529 + 'write' => true,
530 + 'handler' => array( self::class, 'stop_preloader' ),
531 + ),
249 532 'purge_url' => array(
250 533 'description' => 'Purge the cache for ONE URL only (all its variants: device buckets, trailing-slash forms, static-tree copy). Surgical alternative to purge_cache when a single page changed.',
251 534 'inputSchema' => self::object_schema(
252 535 array(
@@ -278,9 +561,9 @@
278 561 'write' => false,
279 562 'handler' => array( self::class, 'list_commands' ),
280 563 ),
281 564 'run_command' => array(
282 - 'description' => 'Run any xSpeed command — the full CLI surface (~50 commands across every module: cache, cloudflare, database, critical/unused CSS, pagespeed, images, migration, preloader, object cache, analytics, RUM, smart-* and more). Call list_commands first to discover names + options. Examples: run_command("cloudflare purge"), run_command("database clean"), run_command("psi", {}, {"url":"https://site.com","strategy":"mobile"}).',
565 + 'description' => 'Run any xSpeed command — the full CLI surface (~50 commands across every module: cache, cloudflare, database, critical/unused CSS, pagespeed, images, migration, preloader, object cache, analytics, RUM, smart-* and more). Call list_commands first to discover names + options. Examples: run_command("cloudflare purge"), run_command("psi", {}, {"url":"https://site.com","strategy":"mobile"}). Permanently destructive commands ("database clean") additionally require a confirm_token from scan_database and are refused without one — this gateway is not a way around that confirmation.',
283 566 'inputSchema' => self::object_schema(
284 567 array(
285 568 'command' => array(
286 569 'type' => 'string',
@@ -294,8 +577,12 @@
294 577 'options' => array(
295 578 'type' => 'object',
296 579 'description' => 'Named options / flags, e.g. { "url": "https://site.com", "strategy": "mobile", "force": true }.',
297 580 ),
581 + 'confirm_token' => array(
582 + 'type' => 'string',
583 + 'description' => 'Required ONLY for permanently destructive commands such as "database clean". Obtain it from scan_database, which previews exactly what would be deleted. Without it those commands are refused.',
584 + ),
298 585 ),
299 586 array( 'command' )
300 587 ),
301 588 'write' => true,
@@ -307,9 +594,8 @@
307 594 // module is active (e.g. Pro): drop them if the command isn't
308 595 // registered, so we never advertise a tool that always fails. The
309 596 // action stays reachable via run_command if the command exists.
310 597 $conditional = array(
311 - 'run_pagespeed' => 'xspeed psi',
312 598 'generate_critical_css' => 'xspeed ccss',
313 599 'purge_cloudflare' => 'xspeed cf',
314 600 'cloudflare_verify' => 'xspeed cf',
315 601 'flush_object_cache' => 'xspeed objcache',
@@ -317,9 +603,44 @@
317 603 'start_preloader' => 'xspeed preloader',
318 604 'scan_database' => 'xspeed db',
319 605 'clean_database' => 'xspeed db',
320 606 'purge_url' => 'xspeed cache',
607 + 'get_cache_inventory' => 'xspeed cache',
608 + 'get_purge_log' => 'xspeed cache',
609 + 'recheck_rewrite_rules' => 'xspeed cache',
610 + 'set_cloudflare_dev_mode' => 'xspeed cf',
611 + 'optimize_database' => 'xspeed db',
612 + 'get_object_cache_status' => 'xspeed objcache',
613 + 'toggle_object_cache' => 'xspeed objcache',
614 + 'manage_critical_css' => 'xspeed ccss',
615 + 'get_preloader_status' => 'xspeed preloader',
616 + 'stop_preloader' => 'xspeed preloader',
321 617 );
618 +
619 + /*
620 + * Tools that are ALWAYS in the catalog, mapped to the command they
621 + * cover. These are listed separately from $conditional because the
622 + * two roles are different and used to be conflated in one map: this
623 + * set only tells the alias generator "don't emit an alias for this
624 + * command, a typed tool already covers it" — it must never drop a
625 + * tool.
626 + *
627 + * That conflation is exactly what broke get_settings/update_settings:
628 + * they were mapped to `xspeed settings`, a command that did not exist,
629 + * so the drop loop unset them on every request and they never reached
630 + * tools/list. `xspeed settings` now exists (SettingsModule), but the
631 + * split is what stops the class of bug recurring — an unconditional
632 + * tool can no longer be removed by a command going away. (#149/#153)
633 + */
634 + $always = array(
635 + 'get_settings' => 'xspeed settings',
636 + 'update_settings' => 'xspeed settings',
637 + 'run_pagespeed' => 'xspeed psi',
638 + 'get_health' => 'xspeed health',
639 + 'get_score_history' => 'xspeed score',
640 + 'purge_cache' => 'xspeed purge',
641 + );
642 +
322 643 $commands = Cli_Bridge::commands();
323 644 foreach ( $conditional as $tool => $command ) {
324 645 if ( ! isset( $commands[ $command ] ) ) {
325 646 unset( $catalog[ $tool ] );
@@ -324,13 +645,260 @@
324 645 if ( ! isset( $commands[ $command ] ) ) {
325 646 unset( $catalog[ $tool ] );
326 647 }
327 648 }
649 + // Alias generation reads both maps; the drop loop above reads only
650 + // $conditional.
651 + $conditional = array_merge( $conditional, $always );
328 652
653 + /*
654 + * One dedicated tool per xSpeed CLI command, generated from the same
655 + * Cli_Bridge catalog the CLI registers from — so the AI can reach the
656 + * long tail without the list_commands -> run_command hop, and the
657 + * generated set can never drift from the CLI.
658 + *
659 + * Commands already covered by a typed tool above are SKIPPED. The
660 + * `isset()` guard below only catches NAME collisions, and a generated
661 + * name never collides — `xspeed cf` becomes `xspeed_cf`, which is not
662 + * `purge_cloudflare`. So both used to ship: two tools for one action,
663 + * with the generated one marked write even when it wrapped a read,
664 + * and a per-tool permission on one name silently bypassable via the
665 + * other. $conditional already maps every typed tool to its command;
666 + * inverted, that IS the skip list.
667 + */
668 + foreach ( self::cli_generated_tools( array_flip( $conditional ) ) as $name => $spec ) {
669 + if ( ! isset( $catalog[ $name ] ) ) {
670 + $catalog[ $name ] = $spec;
671 + }
672 + }
673 +
329 674 return $catalog;
330 675 }
331 676
332 677 /**
678 + * Generate one MCP tool per registered xSpeed CLI command. Each wraps
679 + * Cli_Bridge::run(): the tool's `action` (the command's first positional,
680 + * e.g. `verify`/`purge` for `xspeed cf`) plus any named options are passed
681 + * straight through. Tool names are the command with the `xspeed ` prefix
682 + * dropped and spaces -> underscores (`xspeed cf` -> `xspeed_cf`).
683 + *
684 + * @return array<string, array{description:string, inputSchema:array, write:bool, handler:callable}>
685 + */
686 + private static function cli_generated_tools( array $covered = array() ): array {
687 + $tools = array();
688 + foreach ( Cli_Bridge::commands() as $command => $spec ) {
689 + // Already exposed as typed tools with real schemas and honest
690 + // read/write kinds — generating a coarse alias too would give the
691 + // AI two ways to do one thing and make a per-tool permission on
692 + // the typed name bypassable via the generated one.
693 + if ( isset( $covered[ $command ] ) ) {
694 + continue;
695 + }
696 + $tool_name = self::cli_tool_name( $command );
697 + if ( '' === $tool_name ) {
698 + continue;
699 + }
700 +
701 + // Build the input schema from the command's synopsis: positional
702 + // args become string properties (the first is usually the action,
703 + // exposed with its allowed values as an enum); assoc args become
704 + // named options.
705 + $properties = array();
706 + $required = array();
707 + foreach ( $spec['synopsis'] as $arg ) {
708 + if ( ! isset( $arg['name'] ) ) {
709 + continue;
710 + }
711 + $arg_name = (string) $arg['name'];
712 + $prop = array(
713 + 'type' => 'string',
714 + 'description' => isset( $arg['description'] ) ? (string) $arg['description'] : '',
715 + );
716 + if ( isset( $arg['options'] ) && is_array( $arg['options'] ) && ! empty( $arg['options'] ) ) {
717 + $prop['enum'] = array_values( array_map( 'strval', $arg['options'] ) );
718 + }
719 + $properties[ $arg_name ] = $prop;
720 + $is_optional = ! empty( $arg['optional'] );
721 + $is_flag = isset( $arg['type'] ) && 'flag' === $arg['type'];
722 + if ( ! $is_optional && ! $is_flag ) {
723 + $required[] = $arg_name;
724 + }
725 + }
726 +
727 + // Prefer the AI-facing hint. `shortdesc` is CLI help — written for
728 + // someone who already chose the command — so it says what the
729 + // output looks like, never when to reach for it. That is exactly
730 + // the question a model is answering when it reads tools/list, and
731 + // it is why 36 of these descriptions open with "Show". A module
732 + // that has not been given a hint yet keeps its shortdesc, so this
733 + // improves incrementally instead of needing all 40 at once. (#184)
734 + $description = '' !== ( $spec['ai_hint'] ?? '' )
735 + ? $spec['ai_hint']
736 + : ( '' !== $spec['shortdesc']
737 + ? $spec['shortdesc']
738 + : sprintf( 'Run the "%s" xSpeed command.', $command ) );
739 +
740 + list( $write, $write_actions, $read_actions ) = self::cli_write_profile( $command, $spec['synopsis'] );
741 +
742 + $tools[ $tool_name ] = array(
743 + 'description' => $description,
744 + 'inputSchema' => self::object_schema( $properties, $required ),
745 + 'write' => $write,
746 + // The action values that mutate state. When set, read-only
747 + // enforcement is per-ACTION (a read-only grant may still call
748 + // the tool with a read action like "status"/"scan").
749 + 'write_actions' => $write_actions,
750 + // The complement — actions positively classified as reads.
751 + // action_writes() allowlists against THIS rather than negating
752 + // write_actions, so an action added to a command later is
753 + // refused under a read-only grant until it has been
754 + // classified, instead of silently becoming callable.
755 + 'read_actions' => $read_actions,
756 + 'handler' => self::cli_handler_for( $command, $spec['synopsis'] ),
757 + );
758 + }
759 + return $tools;
760 + }
761 +
762 + /** Derive an MCP tool name from a CLI command ("xspeed cf" -> "xspeed_cf"). */
763 + private static function cli_tool_name( string $command ): string {
764 + $command = trim( preg_replace( '/\s+/', ' ', $command ) ?? '' );
765 + if ( '' === $command ) {
766 + return '';
767 + }
768 + return str_replace( ' ', '_', $command );
769 + }
770 +
771 + /** Action verbs that only inspect state (never mutate). */
772 + private const CLI_READ_VERBS = array( 'status', 'scan', 'list', 'verify', 'get', 'show', 'info', 'export', 'preview', 'check', 'snippet', 'test' );
773 +
774 + /** Commands with NO action enum that are nonetheless pure inspection. */
775 + private const CLI_READ_ONLY_COMMANDS = array( 'xspeed health', 'xspeed support' );
776 +
777 + /**
778 + * Compute the write profile for a generated command tool:
779 + * [ $write_bool, $write_actions ]
780 + * where $write_actions is the list of action values that mutate state
781 + * (empty when the tool has no action enum). $write_bool is the tool-level
782 + * flag: true if ANY action writes (so read-only clients see it flagged),
783 + * but per-action enforcement in invoke() still lets a read-only grant run
784 + * the tool's read actions (e.g. `minify status` while `minify purge` is
785 + * refused).
786 + *
787 + * @param string $command Full command name.
788 + * @param array $synopsis Command synopsis.
789 + * @return array{0:bool,1:string[],2:string[]} write flag, write actions, read actions
790 + */
791 + /**
792 + * Does THIS call mutate state, given the action the caller submitted?
793 + *
794 + * The tool-level `write` flag is true when ANY of a command's actions
795 + * write, so read-only clients can see the tool is capable of mutating.
796 + * Enforcing on that flag alone refuses the whole tool — which is how a
797 + * read-only grant lost the ability to run `xspeed_minify status` even
798 + * though only `purge` writes. `write_actions` records exactly which
799 + * action values mutate; this is what reads it.
800 + *
801 + * Fails CLOSED in every ambiguous case. An action that isn't in the
802 + * schema, an absent action, or a tool with no per-action profile all fall
803 + * back to the coarse flag and are refused. A read-only grant may end up
804 + * with less access than strictly necessary; it must never end up with
805 + * more.
806 + *
807 + * @param array $tool The catalog entry.
808 + * @param array $args The submitted arguments.
809 + */
810 + private static function action_writes( array $tool, array $args ): bool {
811 + $write_actions = isset( $tool['write_actions'] ) && is_array( $tool['write_actions'] )
812 + ? $tool['write_actions']
813 + : array();
814 +
815 + // No per-action profile — the coarse flag is all we have.
816 + if ( empty( $write_actions ) ) {
817 + return true;
818 + }
819 +
820 + $action = isset( $args['action'] ) && is_scalar( $args['action'] )
821 + ? strtolower( trim( (string) $args['action'] ) )
822 + : '';
823 +
824 + // No action supplied: the command's own default is unknown here, so
825 + // treat it as a write rather than guessing.
826 + if ( '' === $action ) {
827 + return true;
828 + }
829 +
830 + // Only an action we positively recognise as read is allowed through.
831 + // Anything unknown is refused, so a future action added to a command
832 + // can't silently become callable under a read-only grant before it has
833 + // been classified.
834 + $known = array_map(
835 + static function ( $a ) {
836 + return strtolower( trim( (string) $a ) );
837 + },
838 + isset( $tool['read_actions'] ) && is_array( $tool['read_actions'] ) ? $tool['read_actions'] : array()
839 + );
840 +
841 + return ! in_array( $action, $known, true );
842 + }
843 +
844 + private static function cli_write_profile( string $command, array $synopsis ): array {
845 + // Command with an action enum → classify each action.
846 + foreach ( $synopsis as $arg ) {
847 + if ( isset( $arg['type'], $arg['options'] ) && 'positional' === $arg['type'] && is_array( $arg['options'] ) ) {
848 + $write_actions = array();
849 + $read_actions = array();
850 + foreach ( $arg['options'] as $opt ) {
851 + if ( in_array( strtolower( (string) $opt ), self::CLI_READ_VERBS, true ) ) {
852 + $read_actions[] = (string) $opt;
853 + } else {
854 + $write_actions[] = (string) $opt;
855 + }
856 + }
857 + return array( ! empty( $write_actions ), $write_actions, $read_actions );
858 + }
859 + }
860 +
861 + // No action enum: a small allow-list of pure-inspection commands is
862 + // read-only; everything else defaults to write (safe — a read-only
863 + // grant never mutates).
864 + $is_read = in_array( trim( $command ), self::CLI_READ_ONLY_COMMANDS, true );
865 + return array( ! $is_read, array(), array() );
866 + }
867 +
868 + /**
869 + * Build the handler for a generated command tool. It maps the tool's
870 + * arguments back to Cli_Bridge::run(): positional synopsis args (in order)
871 + * become $args; everything else is passed as named options.
872 + *
873 + * @param string $command Full command name.
874 + * @param array $synopsis Command synopsis.
875 + * @return callable
876 + */
877 + private static function cli_handler_for( string $command, array $synopsis ): callable {
878 + // Names of the positional args, in declared order.
879 + $positionals = array();
880 + foreach ( $synopsis as $arg ) {
881 + if ( isset( $arg['name'] ) && ( ! isset( $arg['type'] ) || 'positional' === $arg['type'] ) ) {
882 + $positionals[] = (string) $arg['name'];
883 + }
884 + }
885 +
886 + return static function ( array $tool_args ) use ( $command, $positionals ) {
887 + $args = array();
888 + $assoc = $tool_args;
889 + // Pull positionals out (in order) into $args; the rest are options.
890 + foreach ( $positionals as $pname ) {
891 + if ( array_key_exists( $pname, $assoc ) && '' !== (string) $assoc[ $pname ] ) {
892 + $args[] = (string) $assoc[ $pname ];
893 + }
894 + unset( $assoc[ $pname ] );
895 + }
896 + return Cli_Bridge::run( $command, $args, $assoc );
897 + };
898 + }
899 +
900 + /**
333 901 * The tool list in MCP `tools/list` shape.
334 902 *
335 903 * @return array<int, array{name:string, description:string, inputSchema:array}>
336 904 */
@@ -355,9 +923,9 @@
355 923 */
356 924 public static function invoke( string $name, array $args ) {
357 925 $catalog = self::catalog();
358 926 if ( ! isset( $catalog[ $name ] ) ) {
359 - return new \WP_Error(
927 + $error = new \WP_Error(
360 928 'xspeed_mcp_unknown_tool',
361 929 sprintf(
362 930 /* translators: %s: tool name. */
363 931 __( 'Unknown tool: %s', 'xspeed' ),
@@ -364,8 +932,18 @@
364 932 $name
365 933 ),
366 934 array( 'status' => 404 )
367 935 );
936 +
937 + // A call for a tool that doesn't exist is still something that
938 + // happened to this site, and a run of them is the shape of a
939 + // probe. Recording it is the difference between a trail that
940 + // shows what was ATTEMPTED and one that only shows what
941 + // succeeded. Scope is unknowable here, so log the conservative
942 + // one rather than implying the attempt was read-only.
943 + Mcp_Activity_Log::record( $name, $args, false, $error->get_error_message(), 'write', self::$channel );
944 +
945 + return $error;
368 946 }
369 947
370 948 // Scope enforcement: a read-only connection cannot invoke a tool that
371 949 // mutates state. run_command is a gateway to the full CLI surface, so
@@ -372,9 +950,9 @@
372 950 // it's treated as write regardless of the wrapped command. The active
373 951 // credential's scope (pairing token OR OAuth access token) is carried
374 952 // in self::$scope_override; it falls back to the pairing global for
375 953 // callers that don't set a per-call scope.
376 - if ( ! empty( $catalog[ $name ]['write'] ) && self::is_read_only() ) {
954 + if ( ! empty( $catalog[ $name ]['write'] ) && self::is_read_only() && self::action_writes( $catalog[ $name ], $args ) ) {
377 955 return new \WP_Error(
378 956 'xspeed_mcp_read_only',
379 957 sprintf(
380 958 /* translators: %s: tool name. */
@@ -384,16 +962,93 @@
384 962 array( 'status' => 403 )
385 963 );
386 964 }
387 965
966 + /*
967 + * Scan-before-clean, enforced at the dispatcher rather than in one
968 + * handler.
969 + *
970 + * The guard used to live inside clean_database(). That protected a
971 + * TOOL NAME, not the action: run_command("db", ["clean"]) reaches the
972 + * same Cli_Bridge::run('db', ['clean']) with no token, no preview and
973 + * no warning, and list_commands advertises the route to the assistant
974 + * in plainer words ("Scan or clean WordPress bloat") than the tool
975 + * that just refused it. Measured on a live site, that second door
976 + * permanently destroyed 3,007 rows in a single call and reported
977 + * success.
978 + *
979 + * Every tool passes through invoke(), so a confirmation checked here
980 + * covers each door at once — including any future tool that wraps the
981 + * same command. (#184)
982 + */
983 + $destructive = self::destructive_action( $name, $args );
984 + if ( '' !== $destructive ) {
985 + $confirmed = self::verify_clean_token( $args );
986 + if ( is_wp_error( $confirmed ) ) {
987 + Mcp_Activity_Log::record( $name, $args, false, $confirmed->get_error_message(), 'write', self::$channel );
988 + return $confirmed;
989 + }
990 + }
991 +
388 992 self::$dispatching = true;
389 993 try {
390 - return call_user_func( $catalog[ $name ]['handler'], $args );
994 + $result = call_user_func( $catalog[ $name ]['handler'], $args );
995 +
996 + // Audit every dispatched call — this is the record the admin
997 + // reads to answer "what did the assistant do to my site?".
998 + // Recorded here (not per-handler) so a new tool is covered the
999 + // moment it joins the catalog.
1000 + [ $ok, $error ] = self::outcome( $result );
1001 +
1002 + $scope = empty( $catalog[ $name ]['write'] ) ? 'read' : 'write';
1003 +
1004 + Mcp_Activity_Log::record( $name, $args, $ok, $error, $scope, self::$channel );
1005 +
1006 + return $result;
391 1007 } finally {
392 1008 self::$dispatching = false;
393 1009 }
394 1010 }
395 1011
1012 + /**
1013 + * Read success/failure out of a handler result.
1014 + *
1015 + * Two failure shapes reach here. A handler that validates its own
1016 + * input returns WP_Error. A handler that delegates to Cli_Bridge gets
1017 + * back an ARRAY carrying `ok => false` plus `error`, because a
1018 + * `WP_CLI::error()` inside the shim is a controlled failure rather
1019 + * than an exception. Reading only the first shape logged every failed
1020 + * command — a refused purge, a Cloudflare call with no credentials —
1021 + * as a success.
1022 + *
1023 + * @param mixed $result Handler return value.
1024 + * @return array{0:bool,1:string}
1025 + */
1026 + private static function outcome( $result ): array {
1027 + if ( is_wp_error( $result ) ) {
1028 + return array( false, $result->get_error_message() );
1029 + }
1030 +
1031 + if ( is_array( $result ) && array_key_exists( 'ok', $result ) && ! $result['ok'] ) {
1032 + $error = isset( $result['error'] ) ? (string) $result['error'] : '';
1033 + return array( false, '' === $error ? 'Command reported failure.' : $error );
1034 + }
1035 +
1036 + return array( true, '' );
1037 + }
1038 +
1039 + /** @var string Transport that carried the current call (for the audit log). */
1040 + private static $channel = 'mcp';
1041 +
1042 + /**
1043 + * Name the transport for subsequent invokes — the JSON-RPC endpoint and
1044 + * the hosted-broker REST routes share this catalog, and the audit trail
1045 + * should say which one a call arrived on.
1046 + */
1047 + public static function set_channel( string $channel ): void {
1048 + self::$channel = '' === $channel ? 'mcp' : $channel;
1049 + }
1050 +
396 1051 /** @var bool True while an MCP tool handler is executing. */
397 1052 private static $dispatching = false;
398 1053
399 1054 /**
@@ -425,8 +1080,82 @@
425 1080 );
426 1081 }
427 1082
428 1083 /**
1084 + * Facts about this site and install, stated explicitly.
1085 + *
1086 + * The Hub's fleet dashboard needed two things no tool reported directly.
1087 + * It had been INFERRING Pro's presence from `list_modules` — "any entry
1088 + * with tier: pro" — which works only because the registry returns just
1089 + * available modules. That is an inference riding an implementation
1090 + * detail, and it breaks the day a Pro install registers zero Pro modules.
1091 + *
1092 + * `pro_active` is "the Pro plugin is loaded and API-compatible";
1093 + * `licensed` is a separate question, since Pro can be active but
1094 + * unlicensed (its modules then boot but their settings are locked). Both
1095 + * are reported so a consumer never has to guess which one it wanted.
1096 + * (#146)
1097 + *
1098 + * @param array $args Unused.
1099 + * @return array
1100 + */
1101 + /**
1102 + * Is Pro licensed right now?
1103 + *
1104 + * Resolved through the `xspeed_module_descriptor` filter — the one Pro
1105 + * actually registers — by running a minimal Pro descriptor through it and
1106 + * reading back the `locked` flag Pro sets when the licence is inactive.
1107 + *
1108 + * `license` is deliberately not used as the probe slug: Pro exempts that
1109 + * module from locking so an expired site can still reach the screen where
1110 + * a new key is entered, so it would always come back unlocked.
1111 + */
1112 + private static function pro_licensed(): bool {
1113 + $probe = apply_filters(
1114 + 'xspeed_module_descriptor',
1115 + array(
1116 + 'slug' => '__license_probe__',
1117 + 'tier' => 'pro',
1118 + ),
1119 + null
1120 + );
1121 +
1122 + return empty( $probe['locked'] );
1123 + }
1124 +
1125 + public static function get_site_info( array $args ) {
1126 + unset( $args );
1127 +
1128 + $pro_active = Tier_Registry::pro_active();
1129 +
1130 + return array(
1131 + 'pro_active' => $pro_active,
1132 + 'pro_version' => defined( 'XSPEED_PRO_VERSION' ) ? (string) constant( 'XSPEED_PRO_VERSION' ) : null,
1133 + // Distinct from pro_active: Pro can be installed and running
1134 + // while its license is expired or absent.
1135 + //
1136 + // NOT `apply_filters( 'xspeed_pro_licensed', true )`. That hook is
1137 + // only ever APPLIED by Pro as an override point — no released
1138 + // version registers it — so with nothing listening the `true`
1139 + // default stood and this reported `licensed: true` on a fully
1140 + // revoked licence: the exact misreport the tool exists to
1141 + // eliminate. (QA blocker on #158)
1142 + //
1143 + // Ask the question the dashboard asks instead. Pro DOES register
1144 + // `xspeed_module_descriptor` and stamps `locked => 'license'` on
1145 + // every Pro entry when the licence is inactive, so reading that
1146 + // back is a real signal, and it cannot drift from what the panel
1147 + // shows because it IS what the panel shows.
1148 + 'licensed' => $pro_active ? self::pro_licensed() : false,
1149 + 'plugin_version' => defined( 'XSPEED_VERSION' ) ? (string) constant( 'XSPEED_VERSION' ) : null,
1150 + 'wp_version' => get_bloginfo( 'version' ),
1151 + 'php_version' => PHP_VERSION,
1152 + 'server' => Server::type(),
1153 + 'multisite' => is_multisite(),
1154 + );
1155 + }
1156 +
1157 + /**
429 1158 * All registered module descriptors.
430 1159 *
431 1160 * @param array $args Unused.
432 1161 * @return array
@@ -436,8 +1165,42 @@
436 1165 return Admin::modules_payload();
437 1166 }
438 1167
439 1168 /**
1169 + * Run the optimization autopilot.
1170 + *
1171 + * A thin wrapper: everything — the plan, the verification, the revert —
1172 + * lives in Optimize_Runner, so the CLI and this tool cannot drift into
1173 + * making different decisions about the same site.
1174 + *
1175 + * @param array<string,mixed> $args Tool arguments.
1176 + * @return array<string,mixed>|\WP_Error
1177 + */
1178 + public static function optimize_site( array $args = array() ) {
1179 + $run = array(
1180 + 'aggressiveness' => (string) ( $args['aggressiveness'] ?? 'standard' ),
1181 + 'dry_run' => (bool) ( $args['dry_run'] ?? false ),
1182 + 'measure_score' => (string) ( $args['measure_score'] ?? 'auto' ),
1183 + );
1184 +
1185 + // Tuning arguments are forwarded ONLY when present, and are not
1186 + // understood by Free — a listener on `xspeed_optimize_report` reads
1187 + // them from that filter's `$context`. Passing them through rather
1188 + // than naming them in the array above is deliberate: this handler
1189 + // builds an explicit whitelist, so an argument it does not list is
1190 + // silently dropped. A caller asking to reach a score would have got a
1191 + // single pass and a success response — wrong behaviour with no error,
1192 + // which is the expensive kind to diagnose.
1193 + foreach ( array( 'target_score', 'max_rounds' ) as $key ) {
1194 + if ( isset( $args[ $key ] ) && is_numeric( $args[ $key ] ) ) {
1195 + $run[ $key ] = (int) $args[ $key ];
1196 + }
1197 + }
1198 +
1199 + return \XSpeed\Optimize_Runner::run( $run );
1200 + }
1201 +
1202 + /**
440 1203 * Before/after cache benchmark timings.
441 1204 *
442 1205 * @param array $args Unused.
443 1206 * @return array
@@ -479,12 +1242,46 @@
479 1242 ),
480 1243 array( 'status' => 400 )
481 1244 );
482 1245 }
483 - $count = Cache::purge_type( $type );
1246 + // Named source, not the default "manual": the purge log's whole job
1247 + // is to let an admin see that the cache cleared because an assistant
1248 + // asked, not because someone clicked.
1249 + $cause = __( 'AI assistant', 'xspeed' );
1250 +
1251 + /*
1252 + * `page`, `assets` and `rest` are fine-grained slices of the local
1253 + * sweep with no target of their own, and they predate this tool's
1254 + * per-store report — an assistant asking for `page` means the HTML,
1255 + * not the HTML plus the minified bundles plus every purge listener.
1256 + * They stay on purge_type() so their meaning does not change under
1257 + * callers already relying on it.
1258 + *
1259 + * Everything else routes through the runner — the same core function
1260 + * the CLI and the REST callback use — so an assistant told "cache
1261 + * cleared" is reading the same per-store verdict a human would get,
1262 + * including a Cloudflare zone that refused the purge.
1263 + */
1264 + if ( in_array( $type, array( 'page', 'assets', 'rest' ), true ) ) {
1265 + return array(
1266 + 'purged' => $type,
1267 + 'count' => Cache::purge_type( $type, $cause ),
1268 + 'ok' => true,
1269 + 'stats' => Cache::get_stats(),
1270 + );
1271 + }
1272 +
1273 + $report = \XSpeed\Purge_Runner::run( array( $type ), $cause );
1274 + $count = 0;
1275 + foreach ( $report['types'] as $row ) {
1276 + $count += (int) $row['entries'];
1277 + }
1278 +
484 1279 return array(
485 1280 'purged' => $type,
486 1281 'count' => $count,
1282 + 'ok' => $report['ok'],
1283 + 'report' => $report['types'],
487 1284 'stats' => Cache::get_stats(),
488 1285 );
489 1286 }
490 1287
@@ -507,18 +1304,68 @@
507 1304
508 1305 // Persist cache_enabled the same way the Free /cache/toggle route
509 1306 // does (class-rest-api.php:235) — Cache::toggle handles the drop-in
510 1307 // + wp-config; Settings owns the option flag.
511 - Settings::update( array( 'cache_enabled' => $enabled ) );
1308 + //
1309 + // From the RESULT, not from $enabled: toggle() refuses to enable when
1310 + // another caching plugin owns the drop-in, and writing the requested
1311 + // value regardless left the site reporting a cache it had not
1312 + // installed — over MCP, with no human reading the response.
512 1313
513 1314 return array(
514 - 'cache_enabled' => $enabled,
515 - 'install_state' => $install,
516 - 'stats' => Cache::get_stats(),
1315 + 'cache_enabled' => $install['enabled'],
1316 + 'blocked' => ! empty( $install['blocked'] ),
1317 + 'blocked_reason' => $install['blocked_reason'] ?? null,
1318 + 'install_state' => $install,
1319 + 'stats' => Cache::get_stats(),
517 1320 );
518 1321 }
519 1322
520 1323 /**
1324 + * Is this module reachable over MCP right now?
1325 + *
1326 + * Mirrors SettingsModule::module_reachable(). Registration is not
1327 + * enough: Module_Registry::available() only asks whether Pro is LOADED,
1328 + * not whether it is LICENSED, so an unlicensed Pro site had every Pro
1329 + * module readable and writable over MCP while the dashboard showed it
1330 + * locked — reachable by any agent holding a write token. (QA M2)
1331 + *
1332 + * The licence answer comes through the `xspeed_module_descriptor` filter
1333 + * Pro registers, so Free never names a Pro class. (NOT
1334 + * `xspeed_pro_licensed` — Pro only ever APPLIES that one as an override
1335 + * and nothing listens to it, so gating on it silently passed everything.)
1336 + * `license` is exempt for the same reason Pro exempts it: locking it
1337 + * would remove the only surface that can fix an expired licence.
1338 + */
1339 + private static function settings_module_reachable( string $slug ): bool {
1340 + $module = \XSpeed\Module_Registry::available()[ $slug ] ?? null;
1341 + if ( ! $module ) {
1342 + return false;
1343 + }
1344 + if ( \XSpeed\Module::TIER_PRO !== $module->tier() || 'license' === $slug ) {
1345 + return true;
1346 + }
1347 +
1348 + // Ask the SAME question the dashboard asks. `xspeed_pro_licensed` is
1349 + // only ever APPLIED by Pro as an override hook — nothing registers it
1350 + // — so calling it here returned the default `true` and gated nothing.
1351 + // Pro DOES register `xspeed_module_descriptor`, and sets
1352 + // `locked => 'license'` on every Pro entry when the licence is
1353 + // inactive. Reusing that keeps one definition of "locked" instead of
1354 + // a second one in Free that can drift from the panel. (QA M2)
1355 + $entry = apply_filters(
1356 + 'xspeed_module_descriptor',
1357 + array(
1358 + 'slug' => $slug,
1359 + 'tier' => $module->tier(),
1360 + ),
1361 + $module
1362 + );
1363 +
1364 + return empty( $entry['locked'] );
1365 + }
1366 +
1367 + /**
521 1368 * Read a module's schema-validated settings.
522 1369 *
523 1370 * @param array $args { module:string }.
524 1371 * @return array|\WP_Error
@@ -531,11 +1378,43 @@
531 1378 __( 'The "module" parameter is required.', 'xspeed' ),
532 1379 array( 'status' => 400 )
533 1380 );
534 1381 }
535 - return array(
536 - 'module' => $module,
537 - 'settings' => Settings_Manager::get( $module ),
1382 + if ( ! self::settings_module_reachable( $module ) ) {
1383 + return new \WP_Error(
1384 + 'xspeed_mcp_unknown_module',
1385 + sprintf(
1386 + /* translators: %s: module slug. */
1387 + __( 'Unknown module "%s".', 'xspeed' ),
1388 + $module
1389 + ),
1390 + array( 'status' => 404 )
1391 + );
1392 + }
1393 + /**
1394 + * Filter the get_settings MCP payload for one module.
1395 + *
1396 + * Lets the module that owns the settings attach state the stored
1397 + * values alone cannot express — a toggle that is on but resolves to
1398 + * no effect on this host (Brotli without ngx_brotli), a configured
1399 + * generator that has never succeeded. Free never names Pro classes,
1400 + * so this seam is how a Pro module reaches the response an agent
1401 + * reads.
1402 + *
1403 + * @param array<string,mixed> $payload The response: module + settings.
1404 + * @param string $module Module slug.
1405 + * @param string $action 'get' here; 'update' on writes.
1406 + */
1407 + return apply_filters(
1408 + 'xspeed_mcp_settings_payload',
1409 + array(
1410 + 'module' => $module,
1411 + // Public view — secret fields masked. An MCP agent must never be able
1412 + // to read stored credentials back in plaintext. (#115)
1413 + 'settings' => Settings_Manager::get_public( $module ),
1414 + ),
1415 + $module,
1416 + 'get'
538 1417 );
539 1418 }
540 1419
541 1420 /**
@@ -560,15 +1439,197 @@
560 1439 __( 'The "values" parameter must be an object of setting keys.', 'xspeed' ),
561 1440 array( 'status' => 400 )
562 1441 );
563 1442 }
564 - return array(
565 - 'module' => $module,
566 - 'settings' => Settings_Manager::update( $module, $values ),
1443 + if ( ! self::settings_module_reachable( $module ) ) {
1444 + return new \WP_Error(
1445 + 'xspeed_mcp_unknown_module',
1446 + sprintf(
1447 + /* translators: %s: module slug. */
1448 + __( 'Unknown module "%s".', 'xspeed' ),
1449 + $module
1450 + ),
1451 + array( 'status' => 404 )
1452 + );
1453 + }
1454 + // Writing credentials over MCP requires the explicit `configure` grant —
1455 + // off by default even for a write-scoped connection — so an agent can't
1456 + // silently repoint the Cloudflare/object-cache backend at an attacker
1457 + // endpoint. Refuse with a message naming exactly which fields need it.
1458 + // (Settings_Manager::update also strips these as a backstop covering the
1459 + // run_command → CLI path.) (#116)
1460 + if ( ! self::can_configure() ) {
1461 + $secret_fields = Settings_Manager::secret_keys_in( $module, $values );
1462 + if ( ! empty( $secret_fields ) ) {
1463 + return new \WP_Error(
1464 + 'xspeed_mcp_configure_required',
1465 + sprintf(
1466 + /* translators: 1: comma-separated field names, 2: module slug. */
1467 + __( 'Writing credential fields (%1$s) on "%2$s" needs the "configure" scope, which is off by default. Reconnect the MCP client granting the configure scope, or set these credentials from the xSpeed dashboard.', 'xspeed' ),
1468 + implode( ', ', $secret_fields ),
1469 + $module
1470 + ),
1471 + array(
1472 + 'status' => 403,
1473 + 'refused_fields' => $secret_fields,
1474 + )
1475 + );
1476 + }
1477 + }
1478 + // The Pro licence WRITE gate. `settings_module_reachable()` above already
1479 + // hides locked Pro modules, but that is a VISIBILITY check answered by
1480 + // the `xspeed_module_descriptor` filter — a different question from "may
1481 + // this be written", and one that drifts the moment Pro changes how it
1482 + // flags `locked`. Ask the write gate itself, the same one REST consults
1483 + // via Module::update_settings(), so the two can't disagree.
1484 + //
1485 + // This is not theoretical: with the descriptor's `locked` flag removed,
1486 + // this handler wrote `enabled: false -> true` to a module whose
1487 + // is_license_locked() was true, because it persists through
1488 + // Settings_Manager::update() and never reaches Module::update_settings().
1489 + // (#185)
1490 + $module_object = \XSpeed\Module_Registry::get( $module );
1491 + if ( $module_object && $module_object->is_license_locked() ) {
1492 + // Match the REST path's audit trail — a refused write is a security
1493 + // event and must be visible in the activity log wherever it came
1494 + // from. Module::license_write_refusal() records the same type.
1495 + \XSpeed\Activity_Log::record(
1496 + 'license_write_refused',
1497 + sprintf(
1498 + /* translators: %s: module slug. */
1499 + __( 'Refused an MCP settings write to the Pro module "%s" — no valid license.', 'xspeed' ),
1500 + $module
1501 + ),
1502 + \XSpeed\Activity_Log::WARN
1503 + );
1504 +
1505 + return new \WP_Error(
1506 + 'xspeed_license_required',
1507 + sprintf(
1508 + /* translators: %s: module slug. */
1509 + __( '"%s" is a Pro module and this site has no active license, so the write was refused. Nothing was changed.', 'xspeed' ),
1510 + $module
1511 + ),
1512 + array(
1513 + 'status' => 403,
1514 + 'module' => $module,
1515 + )
1516 + );
1517 + }
1518 +
1519 + // An agent cannot tell a silent no-op from a real write, so refuse
1520 + // instead of returning a success payload. update() walks the schema:
1521 + // an out-of-schema key is never written and never mentioned, and an
1522 + // in-schema key with a rejected value quietly keeps the stored one.
1523 + // The realistic case is `cache_enabled` on the `cache` module — the
1524 + // most natural way to ask for caching, and a complete no-op. (#206)
1525 + $report = self::inspect_or_error( $module, $values );
1526 + if ( is_wp_error( $report ) ) {
1527 + return $report;
1528 + }
1529 +
1530 + /**
1531 + * Filter the update_settings MCP payload for one module.
1532 + *
1533 + * The write path's twin of the get filter above — this is where a
1534 + * module can say "stored, but inert on this host" in the same
1535 + * response that reports the write, instead of returning a plain
1536 + * success an agent relays as "enabled". Documented in
1537 + * docs/guides/hooks-and-filters.md.
1538 + *
1539 + * @param array<string,mixed> $payload The response: module + settings.
1540 + * @param string $module Module slug.
1541 + * @param string $action 'update' here; 'get' on reads.
1542 + */
1543 + return apply_filters(
1544 + 'xspeed_mcp_settings_payload',
1545 + array(
1546 + 'module' => $module,
1547 + // Return value is already masked (Settings_Manager::update returns the
1548 + // public view), so a written secret isn't echoed back either. (#115)
1549 + 'settings' => Settings_Manager::update( $module, $values ),
1550 + ),
1551 + $module,
1552 + 'update'
567 1553 );
568 1554 }
569 1555
570 1556 /**
1557 + * Refuse a settings payload carrying keys that would be silently dropped.
1558 + *
1559 + * @param string $module Module slug.
1560 + * @param array<string,mixed> $values Proposed values.
1561 + * @return true|\WP_Error True when every key would be applied.
1562 + */
1563 + private static function inspect_or_error( string $module, array $values ) {
1564 + $report = Settings_Manager::inspect_input( $module, $values );
1565 + if ( empty( $report['unknown'] ) && empty( $report['invalid'] ) && empty( $report['locked'] ) ) {
1566 + return true;
1567 + }
1568 +
1569 + $parts = array();
1570 + // A field pinned by a wp-config.php constant cannot be written. Say so
1571 + // rather than returning a success the agent relays as "changed" over a
1572 + // write that update() would silently drop. (#398)
1573 + foreach ( $report['locked'] as $key ) {
1574 + $spec = ( Module_Registry::get( $module ) ? Module_Registry::get( $module )->settings_schema()[ $key ] ?? array() : array() );
1575 + $constant = Settings_Manager::effective_constant( $module, $key, is_array( $spec ) ? $spec : array() );
1576 + $parts[] = sprintf(
1577 + /* translators: 1: setting key, 2: wp-config.php constant name. */
1578 + __( '"%1$s" is defined in wp-config.php as %2$s and cannot be changed here', 'xspeed' ),
1579 + $key,
1580 + (string) $constant
1581 + );
1582 + }
1583 + foreach ( $report['unknown'] as $key ) {
1584 + $detail = sprintf(
1585 + /* translators: 1: setting key, 2: module slug. */
1586 + __( '"%1$s" is not a setting of module "%2$s"', 'xspeed' ),
1587 + $key,
1588 + $module
1589 + );
1590 + $hint = Settings_Manager::hint_for_unknown_key( $key );
1591 + if ( '' !== $hint ) {
1592 + $detail .= ' — ' . $hint;
1593 + } else {
1594 + $near = Settings_Manager::did_you_mean( $module, $key );
1595 + if ( ! empty( $near ) ) {
1596 + $detail .= sprintf(
1597 + /* translators: %s: comma-separated setting names. */
1598 + __( ' — did you mean: %s?', 'xspeed' ),
1599 + implode( ', ', $near )
1600 + );
1601 + }
1602 + }
1603 + $parts[] = $detail;
1604 + }
1605 + foreach ( $report['invalid'] as $key ) {
1606 + $parts[] = sprintf(
1607 + /* translators: %s: setting key. */
1608 + __( '"%s" was rejected by the schema (wrong type, or outside the allowed range/options)', 'xspeed' ),
1609 + $key
1610 + );
1611 + }
1612 +
1613 + return new \WP_Error(
1614 + 'xspeed_settings_refused',
1615 + sprintf(
1616 + /* translators: 1: module slug, 2: reasons. */
1617 + __( 'Refused to update %1$s — nothing was written. %2$s', 'xspeed' ),
1618 + $module,
1619 + implode( '; ', $parts )
1620 + ),
1621 + array(
1622 + 'status' => 400,
1623 + 'refused_unknown' => $report['unknown'],
1624 + 'refused_invalid' => $report['invalid'],
1625 + 'refused_locked' => $report['locked'],
1626 + 'would_apply' => $report['applied'],
1627 + )
1628 + );
1629 + }
1630 +
1631 + /**
571 1632 * List every command run_command can invoke (the full CLI surface).
572 1633 *
573 1634 * @param array $args Unused.
574 1635 * @return array
@@ -622,12 +1683,261 @@
622 1683 * @return array|\WP_Error
623 1684 */
624 1685 public static function scan_database( array $args ) {
625 1686 unset( $args );
626 - return Cli_Bridge::run( 'db', array( 'scan' ) );
1687 + $result = Cli_Bridge::run( 'db', array( 'scan' ) );
1688 + if ( is_wp_error( $result ) || empty( $result['ok'] ) ) {
1689 + return $result;
1690 + }
1691 +
1692 + /*
1693 + * Mint the token clean_database will demand, and state what it covers.
1694 + *
1695 + * The scan is the only place the caller can see what is about to be
1696 + * destroyed, so it is the only honest place to authorise the delete.
1697 + * The token is bound to the CATEGORIES ENABLED and the COUNTS FOUND at
1698 + * this moment: if either moves before the delete lands, the token no
1699 + * longer describes reality and clean_database refuses. That closes the
1700 + * window where a scan is shown to a human, something changes, and the
1701 + * delete removes more than was agreed to. (#184)
1702 + */
1703 + $result['confirm_token'] = self::mint_clean_token();
1704 + $result['confirm_note'] = __( 'This preview deletes nothing. To delete what is listed, call clean_database with this confirm_token. It expires in 5 minutes and stops working if the database changes.', 'xspeed' );
1705 +
1706 + return $result;
627 1707 }
628 1708
1709 + /** Categories currently enabled for deletion, with what a scan found in each. */
1710 + private static function clean_scope(): array {
1711 + $enabled = array_keys( array_filter( Settings_Manager::get( 'database' ), static fn( $v ) => true === $v ) );
1712 + sort( $enabled );
1713 +
1714 + $counts = array();
1715 + foreach ( Database_Cleaner::scan() as $key => $row ) {
1716 + $counts[ $key ] = is_array( $row ) ? (int) ( $row['count'] ?? 0 ) : (int) $row;
1717 + }
1718 + ksort( $counts );
1719 +
1720 + return array(
1721 + 'enabled' => $enabled,
1722 + 'counts' => $counts,
1723 + );
1724 + }
1725 +
629 1726 /**
1727 + * Actions that permanently destroy content and therefore require a
1728 + * confirm_token, keyed by canonical command name.
1729 + *
1730 + * Keyed by ACTION, not by tool name, because the same action is
1731 + * reachable through several tools (the typed clean_database, the
1732 + * run_command gateway, and any future wrapper).
1733 + *
1734 + * @return array<string, string[]>
1735 + */
1736 + private static function destructive_actions(): array {
1737 + /**
1738 + * Filter the command actions that require an explicit confirmation.
1739 + *
1740 + * @since 1.1.6
1741 + * @param array<string, string[]> $actions Action names keyed by command.
1742 + */
1743 + return (array) apply_filters(
1744 + 'xspeed_mcp_destructive_actions',
1745 + array( 'xspeed db' => array( 'clean' ) )
1746 + );
1747 + }
1748 +
1749 + /**
1750 + * Name the destructive action a call would run, or '' if it is harmless.
1751 + *
1752 + * @param string $name Tool name.
1753 + * @param array $args Decoded tool arguments.
1754 + * @return string Canonical "<command> <action>", or '' when not destructive.
1755 + */
1756 + private static function destructive_action( string $name, array $args ): string {
1757 + // The gateway carries the real command in its arguments; a typed tool
1758 + // is identified by the command it is mapped to.
1759 + if ( 'run_command' === $name ) {
1760 + $command = isset( $args['command'] ) ? (string) $args['command'] : '';
1761 + if ( '' === $command ) {
1762 + return '';
1763 + }
1764 + $positional = isset( $args['args'] ) && is_array( $args['args'] ) ? $args['args'] : array();
1765 + $resolved = Cli_Bridge::classify( $command, $positional );
1766 + } elseif ( 'clean_database' === $name ) {
1767 + $resolved = Cli_Bridge::classify( 'db', array( 'clean' ) );
1768 + } else {
1769 + return '';
1770 + }
1771 +
1772 + if ( '' === $resolved['name'] ) {
1773 + return '';
1774 + }
1775 +
1776 + $destructive = self::destructive_actions();
1777 + if ( ! isset( $destructive[ $resolved['name'] ] ) ) {
1778 + return '';
1779 + }
1780 + if ( ! in_array( $resolved['action'], (array) $destructive[ $resolved['name'] ], true ) ) {
1781 + return '';
1782 + }
1783 +
1784 + return trim( $resolved['name'] . ' ' . $resolved['action'] );
1785 + }
1786 +
1787 + /**
1788 + * Verify (and consume) the confirm_token minted by scan_database.
1789 + *
1790 + * @param array $args Decoded tool arguments.
1791 + * @return true|\WP_Error
1792 + */
1793 + private static function verify_clean_token( array $args ) {
1794 + $token = isset( $args['confirm_token'] ) ? (string) $args['confirm_token'] : '';
1795 + if ( '' === $token ) {
1796 + return new \WP_Error(
1797 + 'xspeed_mcp_confirm_required',
1798 + __( 'This permanently deletes content and cannot be undone. Call scan_database first to see exactly what would be removed, then pass the confirm_token it returns.', 'xspeed' ),
1799 + array( 'status' => 400 )
1800 + );
1801 + }
1802 +
1803 + // Single use: consumed whether or not the delete goes ahead, so one
1804 + // approval can never authorise a second, different deletion.
1805 + $sealed = self::consume_clean_token( $token );
1806 + if ( '' === $sealed ) {
1807 + return new \WP_Error(
1808 + 'xspeed_mcp_confirm_invalid',
1809 + __( 'That confirm_token is unknown or has expired (they last 5 minutes). Run scan_database again and use the fresh token.', 'xspeed' ),
1810 + array( 'status' => 400 )
1811 + );
1812 + }
1813 +
1814 + if ( ! hash_equals( $sealed, self::clean_fingerprint() ) ) {
1815 + return new \WP_Error(
1816 + 'xspeed_mcp_confirm_stale',
1817 + __( 'The database changed since that scan, so the preview no longer describes what would be deleted. Run scan_database again and confirm against the new result.', 'xspeed' ),
1818 + array( 'status' => 409 )
1819 + );
1820 + }
1821 +
1822 + return true;
1823 + }
1824 +
1825 + /** Fingerprint of the scope, so a token cannot outlive what it described. */
1826 + private static function clean_fingerprint(): string {
1827 + return hash( 'sha256', (string) wp_json_encode( self::clean_scope() ) );
1828 + }
1829 +
1830 + /** Lifetime of a confirm_token, from mint to refusal. */
1831 + private const CLEAN_TOKEN_TTL = 5 * MINUTE_IN_SECONDS;
1832 +
1833 + /** Storage key for a minted token (the token itself is never stored). */
1834 + private static function clean_token_key( string $token ): string {
1835 + return 'xspeed_mcp_clean_' . hash( 'sha256', $token );
1836 + }
1837 +
1838 + /*
1839 + * The token is held in an OPTION, not a transient.
1840 + *
1841 + * scan_database and clean_database are two separate HTTP requests, so the
1842 + * token has to survive between them. With an external object cache
1843 + * installed, set_transient() writes to that cache ONLY and never touches
1844 + * the options table — so on any site whose object cache is
1845 + * non-persistent, flushed between requests, or simply orphaned (a stale
1846 + * W3TC/Redis drop-in pointing at a dead backend), the token evaporates the
1847 + * moment it is minted.
1848 + *
1849 + * That does not fail safe. It makes the confirmation UNSATISFIABLE:
1850 + * clean_database can never be authorised by any sequence of calls, and the
1851 + * operator's only remaining route to the feature is the admin panel. A
1852 + * guard that cannot be passed is a broken feature, and the pressure it
1853 + * creates is to remove the guard. Reproduced on a stack running W3 Total
1854 + * Cache's object-cache drop-in: every freshly minted token was refused as
1855 + * "unknown or expired" on the very next request. (#184)
1856 + *
1857 + * Options are backed by the database, so the token persists whatever the
1858 + * object cache does. Expiry is carried in the stored value and checked on
1859 + * read, since options have no TTL of their own.
1860 + */
1861 +
1862 + private static function mint_clean_token(): string {
1863 + $token = wp_generate_password( 32, false );
1864 +
1865 + // autoload=no: this is read once, by one request, minutes from now.
1866 + add_option(
1867 + self::clean_token_key( $token ),
1868 + wp_json_encode(
1869 + array(
1870 + 'fingerprint' => self::clean_fingerprint(),
1871 + 'expires' => time() + self::CLEAN_TOKEN_TTL,
1872 + )
1873 + ),
1874 + '',
1875 + 'no'
1876 + );
1877 +
1878 + self::purge_expired_clean_tokens();
1879 +
1880 + return $token;
1881 + }
1882 +
1883 + /**
1884 + * Read a minted token's sealed fingerprint, or '' if unknown/expired.
1885 + *
1886 + * Consumes the record either way: a token is single use, so one approval
1887 + * can never authorise a second, different deletion.
1888 + */
1889 + private static function consume_clean_token( string $token ): string {
1890 + $key = self::clean_token_key( $token );
1891 + $stored = get_option( $key );
1892 + if ( ! is_string( $stored ) || '' === $stored ) {
1893 + return '';
1894 + }
1895 +
1896 + delete_option( $key );
1897 +
1898 + $data = json_decode( $stored, true );
1899 + if ( ! is_array( $data ) || empty( $data['fingerprint'] ) ) {
1900 + return '';
1901 + }
1902 + if ( ! isset( $data['expires'] ) || time() > (int) $data['expires'] ) {
1903 + return '';
1904 + }
1905 +
1906 + return (string) $data['fingerprint'];
1907 + }
1908 +
1909 + /**
1910 + * Drop token rows nobody consumed.
1911 + *
1912 + * Options have no TTL, so an unused token would otherwise sit in
1913 + * wp_options forever — a scan that is never followed by a clean is the
1914 + * normal case, not the exception.
1915 + */
1916 + private static function purge_expired_clean_tokens(): void {
1917 + global $wpdb;
1918 +
1919 + if ( ! isset( $wpdb ) || ! is_object( $wpdb ) ) {
1920 + return;
1921 + }
1922 +
1923 + // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- no options API for "select by key prefix"; runs only when a token is minted.
1924 + $names = $wpdb->get_col(
1925 + $wpdb->prepare(
1926 + "SELECT option_name FROM {$wpdb->options} WHERE option_name LIKE %s",
1927 + $wpdb->esc_like( 'xspeed_mcp_clean_' ) . '%'
1928 + )
1929 + );
1930 +
1931 + foreach ( (array) $names as $name ) {
1932 + $data = json_decode( (string) get_option( $name ), true );
1933 + if ( ! is_array( $data ) || ! isset( $data['expires'] ) || time() > (int) $data['expires'] ) {
1934 + delete_option( $name );
1935 + }
1936 + }
1937 + }
1938 +
1939 + /**
630 1940 * Clean database bloat (destructive).
631 1941 *
632 1942 * @param array $args Unused.
633 1943 * @return array|\WP_Error
@@ -632,8 +1942,17 @@
632 1942 * @param array $args Unused.
633 1943 * @return array|\WP_Error
634 1944 */
635 1945 public static function clean_database( array $args ) {
1946 + /*
1947 + * The scan-before-clean confirmation is enforced in invoke(), which
1948 + * every tool passes through — see destructive_action(). It is NOT
1949 + * repeated here: the token is single-use, so checking it twice would
1950 + * consume it on the first check and reject the caller on the second.
1951 + *
1952 + * Reaching this line means the dispatcher already verified a token
1953 + * bound to a scan of the current database state. (#184)
1954 + */
636 1955 unset( $args );
637 1956 return Cli_Bridge::run( 'db', array( 'clean' ) );
638 1957 }
639 1958
@@ -706,14 +2025,241 @@
706 2025 *
707 2026 * @param array $args { url:string }.
708 2027 * @return array|\WP_Error
709 2028 */
2029 + /**
2030 + * Inspect what is in the page cache (pages + age, or size breakdown).
2031 + *
2032 + * @param array $args detail: pages|size, limit.
2033 + * @return array|\WP_Error
2034 + */
2035 + public static function get_cache_inventory( array $args ) {
2036 + $detail = isset( $args['detail'] ) ? (string) $args['detail'] : 'pages';
2037 + $action = 'size' === $detail ? 'size' : 'inventory';
2038 + $assoc = array();
2039 + if ( isset( $args['limit'] ) && '' !== $args['limit'] ) {
2040 + $assoc['limit'] = (string) $args['limit'];
2041 + }
2042 + return Cli_Bridge::run( 'cache', array( $action ), $assoc );
2043 + }
2044 +
2045 + /**
2046 + * Recent cache purges and their causes.
2047 + *
2048 + * @param array $args limit.
2049 + * @return array|\WP_Error
2050 + */
2051 + public static function get_purge_log( array $args ) {
2052 + $assoc = array();
2053 + if ( isset( $args['limit'] ) && '' !== $args['limit'] ) {
2054 + $assoc['limit'] = (string) $args['limit'];
2055 + }
2056 + return Cli_Bridge::run( 'cache', array( 'purge-log' ), $assoc );
2057 + }
2058 +
2059 + /**
2060 + * Re-verify (and repair) the server rewrite rules.
2061 + *
2062 + * @param array $args Unused.
2063 + * @return array|\WP_Error
2064 + */
2065 + public static function recheck_rewrite_rules( array $args ) {
2066 + unset( $args );
2067 + return Cli_Bridge::run( 'cache', array( 'recheck-rewrite' ) );
2068 + }
2069 +
2070 + /**
2071 + * Turn Cloudflare development mode on or off.
2072 + *
2073 + * A boolean rather than two tools: dev-on and dev-off are one decision,
2074 + * and offering them separately doubles the surface for no gain.
2075 + *
2076 + * @param array $args enabled (bool, required).
2077 + * @return array|\WP_Error
2078 + */
2079 + public static function set_cloudflare_dev_mode( array $args ) {
2080 + if ( ! array_key_exists( 'enabled', $args ) ) {
2081 + return new \WP_Error( 'xspeed_mcp_missing_enabled', __( 'The enabled argument is required.', 'xspeed' ), array( 'status' => 400 ) );
2082 + }
2083 + $on = filter_var( $args['enabled'], FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE );
2084 + if ( null === $on ) {
2085 + return new \WP_Error( 'xspeed_mcp_invalid_enabled', __( 'The enabled argument must be true or false.', 'xspeed' ), array( 'status' => 400 ) );
2086 + }
2087 + return Cli_Bridge::run( 'cf', array( $on ? 'dev-on' : 'dev-off' ) );
2088 + }
2089 +
2090 + /**
2091 + * Optimize database tables (distinct from clean_database, which deletes).
2092 + *
2093 + * @param array $args Unused.
2094 + * @return array|\WP_Error
2095 + */
2096 + public static function optimize_database( array $args ) {
2097 + unset( $args );
2098 + return Cli_Bridge::run( 'db', array( 'optimize' ) );
2099 + }
2100 +
2101 + /**
2102 + * Object cache state, or the server snippet that enables it.
2103 + *
2104 + * @param array $args detail: status|snippet.
2105 + * @return array|\WP_Error
2106 + */
2107 + public static function get_object_cache_status( array $args ) {
2108 + $detail = isset( $args['detail'] ) ? (string) $args['detail'] : 'status';
2109 + $action = 'snippet' === $detail ? 'snippet' : 'status';
2110 + return Cli_Bridge::run( 'objcache', array( $action ) );
2111 + }
2112 +
2113 + /**
2114 + * Install or remove the object-cache drop-in.
2115 + *
2116 + * @param array $args enabled (bool, required).
2117 + * @return array|\WP_Error
2118 + */
2119 + public static function toggle_object_cache( array $args ) {
2120 + if ( ! array_key_exists( 'enabled', $args ) ) {
2121 + return new \WP_Error( 'xspeed_mcp_missing_enabled', __( 'The enabled argument is required.', 'xspeed' ), array( 'status' => 400 ) );
2122 + }
2123 + $on = filter_var( $args['enabled'], FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE );
2124 + if ( null === $on ) {
2125 + return new \WP_Error( 'xspeed_mcp_invalid_enabled', __( 'The enabled argument must be true or false.', 'xspeed' ), array( 'status' => 400 ) );
2126 + }
2127 + return Cli_Bridge::run( 'objcache', array( $on ? 'enable' : 'disable' ) );
2128 + }
2129 +
2130 + /**
2131 + * List or clear stored Critical CSS.
2132 + *
2133 + * @param array $args action: list|clear.
2134 + * @return array|\WP_Error
2135 + */
2136 + public static function manage_critical_css( array $args ) {
2137 + $action = isset( $args['action'] ) ? (string) $args['action'] : '';
2138 + if ( ! in_array( $action, array( 'list', 'clear' ), true ) ) {
2139 + return new \WP_Error( 'xspeed_mcp_invalid_action', __( 'The action argument must be "list" or "clear".', 'xspeed' ), array( 'status' => 400 ) );
2140 + }
2141 + return Cli_Bridge::run( 'ccss', array( $action ) );
2142 + }
2143 +
2144 + /**
2145 + * Preloader progress.
2146 + *
2147 + * @param array $args Unused.
2148 + * @return array|\WP_Error
2149 + */
2150 + public static function get_preloader_status( array $args ) {
2151 + unset( $args );
2152 + return Cli_Bridge::run( 'preloader', array( 'status' ) );
2153 + }
2154 +
2155 + /**
2156 + * Stop a running preload.
2157 + *
2158 + * @param array $args Unused.
2159 + * @return array|\WP_Error
2160 + */
2161 + public static function stop_preloader( array $args ) {
2162 + unset( $args );
2163 + return Cli_Bridge::run( 'preloader', array( 'stop' ) );
2164 + }
2165 +
2166 + /**
2167 + * Stored external audit runs (PSI / GTmetrix).
2168 + *
2169 + * Read-only by construction: it reads the option Score already wrote. No
2170 + * outbound call is made, which is what lets the Hub poll this on a
2171 + * schedule without spending the site owner's PSI or GTmetrix quota.
2172 + *
2173 + * @param array $args limit.
2174 + * @return array|\WP_Error
2175 + */
2176 + public static function get_score_history( array $args ) {
2177 + if ( ! class_exists( '\\XSpeed\\Score' ) ) {
2178 + return new \WP_Error( 'xspeed_mcp_no_score', __( 'External scores are not available on this site.', 'xspeed' ), array( 'status' => 404 ) );
2179 + }
2180 +
2181 + $limit = isset( $args['limit'] ) ? (int) $args['limit'] : 100;
2182 + $limit = max( 1, min( 500, $limit ) );
2183 +
2184 + $history = \XSpeed\Score::history();
2185 +
2186 + $runs = array();
2187 + foreach ( array_slice( $history, 0, $limit ) as $run ) {
2188 + if ( ! is_array( $run ) ) {
2189 + continue;
2190 + }
2191 + $metrics = isset( $run['metrics'] ) && is_array( $run['metrics'] ) ? $run['metrics'] : array();
2192 + $runs[] = array(
2193 + 'provider' => isset( $run['provider'] ) ? (string) $run['provider'] : 'unknown',
2194 + 'ts' => isset( $run['ts'] ) ? (int) $run['ts'] : 0,
2195 + 'url' => isset( $run['url'] ) ? (string) $run['url'] : '',
2196 + 'strategy' => isset( $run['strategy'] ) ? (string) $run['strategy'] : null,
2197 + // A failed audit and a successful one that returned no score
2198 + // both project to score null — ok is the only field that
2199 + // tells them apart, and error says why it failed.
2200 + 'ok' => ! empty( $run['ok'] ),
2201 + 'error' => isset( $run['error'] ) && '' !== $run['error'] ? (string) $run['error'] : null,
2202 + // Null, never 0: Score distinguishes "no score" from "scored
2203 + // zero", and flattening that reports a failed audit as a
2204 + // catastrophic result.
2205 + 'score' => isset( $run['score'] ) && is_numeric( $run['score'] ) ? (int) $run['score'] : null,
2206 + 'metrics' => array(
2207 + 'lcp' => self::metric_or_null( $metrics, 'lcp' ),
2208 + 'fcp' => self::metric_or_null( $metrics, 'fcp' ),
2209 + 'cls' => self::metric_or_null( $metrics, 'cls' ),
2210 + 'tbt' => self::metric_or_null( $metrics, 'tbt' ),
2211 + 'si' => self::metric_or_null( $metrics, 'si' ),
2212 + 'ttfb' => self::metric_or_null( $metrics, 'ttfb' ),
2213 + ),
2214 + 'report_url' => self::report_url_for( $run ),
2215 + );
2216 + }
2217 +
2218 + return array(
2219 + 'runs' => $runs,
2220 + 'total' => count( $history ),
2221 + );
2222 + }
2223 +
2224 + /**
2225 + * One metric as a float, or null when absent/non-numeric.
2226 + *
2227 + * @param array $metrics Metric bag.
2228 + * @param string $key Metric id.
2229 + */
2230 + private static function metric_or_null( array $metrics, string $key ): ?float {
2231 + return isset( $metrics[ $key ] ) && is_numeric( $metrics[ $key ] ) ? (float) $metrics[ $key ] : null;
2232 + }
2233 +
2234 + /**
2235 + * Deep link to the provider's own report, when one exists.
2236 + *
2237 + * GTmetrix hosts a durable report per test, so its id is enough to build
2238 + * the link. PSI does NOT — a Lighthouse result is returned to the caller
2239 + * and never hosted, so there is genuinely nothing to link to and this
2240 + * returns null rather than inventing a URL that 404s.
2241 + *
2242 + * @param array $run One stored run.
2243 + */
2244 + private static function report_url_for( array $run ): ?string {
2245 + $provider = isset( $run['provider'] ) ? (string) $run['provider'] : '';
2246 + if ( 'gtmetrix' !== $provider ) {
2247 + return null;
2248 + }
2249 + $test_id = isset( $run['test_id'] ) ? trim( (string) $run['test_id'] ) : '';
2250 + if ( '' === $test_id ) {
2251 + return null;
2252 + }
2253 + return 'https://gtmetrix.com/reports/' . rawurlencode( $test_id );
2254 + }
2255 +
710 2256 public static function purge_url( array $args ) {
711 2257 $url = isset( $args['url'] ) ? trim( (string) $args['url'] ) : '';
712 2258 if ( '' === $url ) {
713 2259 return new \WP_Error( 'xspeed_mcp_missing_url', __( 'The url argument is required.', 'xspeed' ), array( 'status' => 400 ) );
714 2260 }
715 - return Cli_Bridge::run( 'cache', array( 'purge-url', $url ) );
2261 + return Cli_Bridge::run( 'cache', array( 'purge-url', $url ), array( 'cause' => __( 'AI assistant', 'xspeed' ) ) );
716 2262 }
717 2263
718 2264 /**
719 2265 * Probe the configured object-cache backend (connect + read/write).
@@ -737,13 +2283,36 @@
737 2283 return Cli_Bridge::run( 'cf', array( 'verify' ) );
738 2284 }
739 2285
740 2286 /**
741 - * Run a PageSpeed Insights audit (Pro).
2287 + * Run an external audit on any install.
742 2288 *
743 - * @param array $args { url?:string, strategy?:string }.
2289 + * Shares run_pagespeed's body: that handler ALREADY falls back to
2290 + * `xspeed score run` when the Pro `xspeed psi` command is absent, so the
2291 + * engine could always do this on Free — the tool was simply dropped from
2292 + * the catalog before anyone could call it. The only thing missing was a
2293 + * name that survives on a Free install. (#147)
2294 + *
2295 + * @param array $args target / strategy / provider.
744 2296 * @return array|\WP_Error
745 2297 */
2298 + public static function run_score( array $args ) {
2299 + // `target` is the CLI's name for it (--url is a reserved WP-CLI global,
2300 + // so the score command deliberately uses --target). Accept both here
2301 + // and normalise, so an assistant that guessed `url` still works.
2302 + if ( ! empty( $args['target'] ) && empty( $args['url'] ) ) {
2303 + $args['url'] = (string) $args['target'];
2304 + }
2305 + return self::run_pagespeed( $args );
2306 + }
2307 +
2308 + /**
2309 + * Run an external performance audit. Prefers the Pro engine when present,
2310 + * otherwise drives Free's own score command.
2311 + *
2312 + * @param array $args { url?:string, strategy?:string, provider?:string, force?:bool }.
2313 + * @return array|\WP_Error
2314 + */
746 2315 public static function run_pagespeed( array $args ) {
747 2316 $options = array();
748 2317 if ( ! empty( $args['url'] ) ) {
749 2318 $options['url'] = (string) $args['url'];
@@ -750,9 +2319,52 @@
750 2319 }
751 2320 if ( ! empty( $args['strategy'] ) ) {
752 2321 $options['strategy'] = (string) $args['strategy'];
753 2322 }
754 - return Cli_Bridge::run( 'psi', array(), $options );
2323 + // Advertised in run_score's schema, and the Free score handler already
2324 + // branches on it (ScoreModule::cli_handler reads $assoc['provider']),
2325 + // so dropping it here meant a GTmetrix request ran a PSI audit and
2326 + // reported ok:true — spending the wrong provider's quota with nothing
2327 + // in the response to say so. (QA B1 on #162)
2328 + if ( ! empty( $args['provider'] ) ) {
2329 + $options['provider'] = (string) $args['provider'];
2330 + }
2331 + // Was reachable only via the generated xspeed_psi alias, which this
2332 + // change removes — so it moves onto the typed tool rather than being
2333 + // lost with it.
2334 + if ( ! empty( $args['force'] ) && filter_var( $args['force'], FILTER_VALIDATE_BOOLEAN ) ) {
2335 + $options['force'] = true;
2336 + }
2337 +
2338 + /*
2339 + * Prefer the richer Pro engine when it's installed; otherwise drive
2340 + * Free's own score command. Same tool name either way — an assistant
2341 + * asking for a PageSpeed audit shouldn't have to know which tier the
2342 + * site runs, and the two write to the same run history.
2343 + *
2344 + * EXCEPT when a provider was named that the Pro engine cannot serve.
2345 + * `xspeed psi` is PageSpeed-only: it declares no --provider and
2346 + * discards the option, so preferring it purely because it exists made
2347 + * `provider: "gtmetrix"` run PSI and answer ok:true — the same silent
2348 + * wrong-provider bug this tool just fixed on Free, reappearing only on
2349 + * Pro. A site that configures GTmetrix would have stopped getting it
2350 + * the moment Pro activated. Free's `score` command reads $assoc
2351 + * ['provider'] and branches, so route there instead. (QA R1 on #162)
2352 + */
2353 + $wants_non_psi = isset( $options['provider'] ) && 'psi' !== strtolower( (string) $options['provider'] );
2354 + if ( isset( Cli_Bridge::commands()['xspeed psi'] ) && ! $wants_non_psi ) {
2355 + return Cli_Bridge::run( 'psi', array(), $options );
2356 + }
2357 +
2358 + // The Free `score` command reads --target, not --url: `url` is a
2359 + // reserved WP-CLI global, so a value passed as `url` never reaches the
2360 + // handler and the requested page is silently ignored in favour of the
2361 + // default. Translate rather than passing it through. (#147)
2362 + if ( isset( $options['url'] ) ) {
2363 + $options['target'] = $options['url'];
2364 + unset( $options['url'] );
2365 + }
2366 + return Cli_Bridge::run( 'score', array( 'run' ), $options );
755 2367 }
756 2368
757 2369 /**
758 2370 * Generate Critical CSS (Pro).