| 1 |
<?php |
| 2 |
/** |
| 3 |
* MCP Sync Logger |
| 4 |
* |
| 5 |
* Logs all write operations performed via MCP tools into the metasync_sync_history |
| 6 |
* table so they are visible in the Sync Log admin page. Before-state is captured |
| 7 |
* and stored in meta_data JSON to enable rollback. |
| 8 |
* |
| 9 |
* @package MetaSync |
| 10 |
* @subpackage MCP_Server |
| 11 |
*/ |
| 12 |
|
| 13 |
if (!defined('ABSPATH')) { |
| 14 |
exit; |
| 15 |
} |
| 16 |
|
| 17 |
class Metasync_MCP_Sync_Logger { |
| 18 |
|
| 19 |
/** |
| 20 |
* Tool names that represent write operations and should be logged. |
| 21 |
* Covers post-meta, schema, taxonomy, redirects, robots, code snippets. |
| 22 |
*/ |
| 23 |
private static $write_tool_prefixes = [ |
| 24 |
'wordpress_create_', |
| 25 |
'wordpress_update_', |
| 26 |
'wordpress_delete_', |
| 27 |
'wordpress_set_', |
| 28 |
'wordpress_add_', |
| 29 |
]; |
| 30 |
|
| 31 |
/** |
| 32 |
* Temporarily holds before-state keyed by tool name while the tool executes. |
| 33 |
* @var array |
| 34 |
*/ |
| 35 |
private $before_states = []; |
| 36 |
|
| 37 |
/** |
| 38 |
* Constructor — wire up action hooks. |
| 39 |
*/ |
| 40 |
public function __construct() { |
| 41 |
add_action('metasync_mcp_tool_before_execute', [ $this, 'capture_before_state' ], 10, 2); |
| 42 |
add_action('metasync_mcp_tool_executed', [ $this, 'log_tool_execution' ], 10, 4); |
| 43 |
} |
| 44 |
|
| 45 |
/** |
| 46 |
* Determine whether a tool name is a write operation. |
| 47 |
* |
| 48 |
* @param string $tool_name |
| 49 |
* @return bool |
| 50 |
*/ |
| 51 |
public static function is_write_tool($tool_name) { |
| 52 |
foreach (self::$write_tool_prefixes as $prefix) { |
| 53 |
if (strncmp($tool_name, $prefix, strlen($prefix)) === 0) { |
| 54 |
return true; |
| 55 |
} |
| 56 |
} |
| 57 |
return false; |
| 58 |
} |
| 59 |
|
| 60 |
/** |
| 61 |
* Capture before-state immediately before the tool executes. |
| 62 |
* Fires on metasync_mcp_tool_before_execute. |
| 63 |
* |
| 64 |
* @param string $tool_name |
| 65 |
* @param array $params |
| 66 |
*/ |
| 67 |
public function capture_before_state($tool_name, $params) { |
| 68 |
if (!self::is_write_tool($tool_name)) { |
| 69 |
return; |
| 70 |
} |
| 71 |
$this->before_states[$tool_name] = $this->fetch_before_state($tool_name, $params); |
| 72 |
} |
| 73 |
|
| 74 |
/** |
| 75 |
* Log the tool execution after it completes. |
| 76 |
* Fires on metasync_mcp_tool_executed. |
| 77 |
* |
| 78 |
* @param string $tool_name |
| 79 |
* @param array $params |
| 80 |
* @param mixed $result |
| 81 |
* @param float $execution_time |
| 82 |
*/ |
| 83 |
public function log_tool_execution($tool_name, $params, $result, $execution_time) { |
| 84 |
if (!self::is_write_tool($tool_name)) { |
| 85 |
return; |
| 86 |
} |
| 87 |
|
| 88 |
// Only log successful operations. |
| 89 |
if (is_array($result) && isset($result['success']) && $result['success'] === false) { |
| 90 |
return; |
| 91 |
} |
| 92 |
|
| 93 |
try { |
| 94 |
$before_state = isset($this->before_states[$tool_name]) |
| 95 |
? $this->before_states[$tool_name] |
| 96 |
: null; |
| 97 |
|
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// Free memory immediately. |
| 99 |
unset($this->before_states[$tool_name]); |
| 100 |
|
| 101 |
$sync_db = new Metasync_Sync_History_Database(); |
| 102 |
|
| 103 |
$post_id = isset($params['post_id']) ? intval($params['post_id']) : null; |
| 104 |
$url = $post_id ? get_permalink($post_id) : null; |
| 105 |
|
| 106 |
$sync_db->add([ |
| 107 |
'title' => $this->build_log_title($tool_name, $params), |
| 108 |
'source' => 'MCP Client', |
| 109 |
'status' => 'published', |
| 110 |
'content_type' => $tool_name, |
| 111 |
'url' => $url ?: '', |
| 112 |
'meta_data' => wp_json_encode([ |
| 113 |
'tool' => $tool_name, |
| 114 |
'params' => self::redact_sensitive_params($params), |
| 115 |
'before' => $before_state, |
| 116 |
]), |
| 117 |
'created_at' => current_time('mysql'), |
| 118 |
]); |
| 119 |
} catch (Exception $e) { |
| 120 |
// Never break MCP execution because of logging. |
| 121 |
error_log('MetaSync MCP Sync Logger error: ' . $e->getMessage()); |
| 122 |
} |
| 123 |
} |
| 124 |
|
| 125 |
/** |
| 126 |
* Fetch the current (before) state for a write tool based on its params. |
| 127 |
* |
| 128 |
* @param string $tool_name |
| 129 |
* @param array $params |
| 130 |
* @return array|null |
| 131 |
*/ |
| 132 |
private function fetch_before_state($tool_name, $params) { |
| 133 |
// Post meta (single key update) |
| 134 |
if ($tool_name === 'wordpress_update_post_meta') { |
| 135 |
$post_id = isset($params['post_id']) ? intval($params['post_id']) : 0; |
| 136 |
$meta_key = isset($params['meta_key']) ? sanitize_text_field($params['meta_key']) : ''; |
| 137 |
if ($post_id && $meta_key) { |
| 138 |
return [ |
| 139 |
'post_id' => $post_id, |
| 140 |
'meta_key' => $meta_key, |
| 141 |
'meta_value' => get_post_meta($post_id, $meta_key, true), |
| 142 |
]; |
| 143 |
} |
| 144 |
} |
| 145 |
|
| 146 |
// Schema markup |
| 147 |
if (in_array($tool_name, ['wordpress_update_schema_markup', 'wordpress_add_schema_type'], true)) { |
| 148 |
$post_id = isset($params['post_id']) ? intval($params['post_id']) : 0; |
| 149 |
if ($post_id) { |
| 150 |
return [ |
| 151 |
'post_id' => $post_id, |
| 152 |
'schema' => get_post_meta($post_id, '_metasync_schema_markup', true), |
| 153 |
]; |
| 154 |
} |
| 155 |
} |
| 156 |
|
| 157 |
// Post tags / categories (relationship) |
| 158 |
if (in_array($tool_name, ['wordpress_set_post_tags', 'wordpress_set_post_categories'], true)) { |
| 159 |
$post_id = isset($params['post_id']) ? intval($params['post_id']) : 0; |
| 160 |
$taxonomy = ($tool_name === 'wordpress_set_post_tags') ? 'post_tag' : 'category'; |
| 161 |
if ($post_id) { |
| 162 |
$terms = wp_get_object_terms($post_id, $taxonomy, ['fields' => 'ids']); |
| 163 |
return [ |
| 164 |
'post_id' => $post_id, |
| 165 |
'taxonomy' => $taxonomy, |
| 166 |
'term_ids' => is_wp_error($terms) ? [] : $terms, |
| 167 |
]; |
| 168 |
} |
| 169 |
} |
| 170 |
|
| 171 |
// Category / tag update or delete |
| 172 |
if (in_array($tool_name, [ |
| 173 |
'wordpress_update_category', 'wordpress_delete_category', |
| 174 |
'wordpress_update_tag', 'wordpress_delete_tag', |
| 175 |
], true)) { |
| 176 |
$term_id = isset($params['id']) ? intval($params['id']) : 0; |
| 177 |
$taxonomy = strpos($tool_name, 'category') !== false ? 'category' : 'post_tag'; |
| 178 |
if ($term_id) { |
| 179 |
$term = get_term($term_id, $taxonomy); |
| 180 |
if ($term && !is_wp_error($term)) { |
| 181 |
return [ |
| 182 |
'term_id' => $term_id, |
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'taxonomy' => $taxonomy, |
| 184 |
'name' => $term->name, |
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'slug' => $term->slug, |
| 186 |
'description' => $term->description, |
| 187 |
]; |
| 188 |
} |
| 189 |
} |
| 190 |
} |
| 191 |
|
| 192 |
// For all other write tools just record the params as before-state context. |
| 193 |
return [ 'params_snapshot' => $params ]; |
| 194 |
} |
| 195 |
|
| 196 |
/** |
| 197 |
* Build a human-readable log title. |
| 198 |
* |
| 199 |
* @param string $tool_name |
| 200 |
* @param array $params |
| 201 |
* @return string |
| 202 |
*/ |
| 203 |
private function build_log_title($tool_name, $params) { |
| 204 |
$post_id = isset($params['post_id']) ? intval($params['post_id']) : null; |
| 205 |
$post_title = $post_id ? get_the_title($post_id) : null; |
| 206 |
|
| 207 |
// Field-specific titles for post meta updates |
| 208 |
if ($tool_name === 'wordpress_update_post_meta') { |
| 209 |
$meta_key = isset($params['meta_key']) ? sanitize_text_field($params['meta_key']) : ''; |
| 210 |
$meta_field_map = [ |
| 211 |
'_metasync_metatitle' => 'Meta Title', |
| 212 |
'_metasync_metadesc' => 'Meta Description', |
| 213 |
'_metasync_focus_keyword' => 'Focus Keyword', |
| 214 |
'_metasync_robots_index' => 'Robots Index', |
| 215 |
'_metasync_canonical_url' => 'Canonical URL', |
| 216 |
'_metasync_og_enabled' => 'Open Graph', |
| 217 |
'_metasync_og_title' => 'OG Title', |
| 218 |
'_metasync_og_description' => 'OG Description', |
| 219 |
'_metasync_og_image' => 'OG Image', |
| 220 |
'_metasync_og_url' => 'OG URL', |
| 221 |
'_metasync_og_type' => 'OG Type', |
| 222 |
]; |
| 223 |
|
| 224 |
$field_name = isset($meta_field_map[$meta_key]) |
| 225 |
? $meta_field_map[$meta_key] |
| 226 |
: ucwords(str_replace(['_metasync_', '_'], ['', ' '], $meta_key)); |
| 227 |
|
| 228 |
if ($post_title) { |
| 229 |
return $field_name . ' Updated: ' . $post_title; |
| 230 |
} |
| 231 |
return $field_name . ' Updated via MCP'; |
| 232 |
} |
| 233 |
|
| 234 |
// Schema-specific titles |
| 235 |
if ($tool_name === 'wordpress_add_schema_type') { |
| 236 |
$schema_type = isset($params['schema_type']) ? sanitize_text_field($params['schema_type']) : 'Schema'; |
| 237 |
if ($post_title) { |
| 238 |
return 'Added ' . $schema_type . ' schema: ' . $post_title; |
| 239 |
} |
| 240 |
return 'Added ' . $schema_type . ' schema via MCP'; |
| 241 |
} |
| 242 |
|
| 243 |
if ($tool_name === 'wordpress_update_schema_markup') { |
| 244 |
if ($post_title) { |
| 245 |
return 'Updated schema markup: ' . $post_title; |
| 246 |
} |
| 247 |
return 'Updated schema markup via MCP'; |
| 248 |
} |
| 249 |
|
| 250 |
// Tag-specific titles |
| 251 |
if ($tool_name === 'wordpress_create_tag') { |
| 252 |
$name = isset($params['name']) ? sanitize_text_field($params['name']) : 'Tag'; |
| 253 |
return 'Created tag: ' . $name; |
| 254 |
} |
| 255 |
|
| 256 |
if ($tool_name === 'wordpress_update_tag') { |
| 257 |
$id = isset($params['id']) ? intval($params['id']) : 0; |
| 258 |
$term = $id ? get_term($id, 'post_tag') : null; |
| 259 |
$tag_name = ($term && !is_wp_error($term)) ? $term->name : 'Tag'; |
| 260 |
return 'Updated tag: ' . $tag_name; |
| 261 |
} |
| 262 |
|
| 263 |
if ($tool_name === 'wordpress_delete_tag') { |
| 264 |
$id = isset($params['id']) ? intval($params['id']) : 0; |
| 265 |
$term = $id ? get_term($id, 'post_tag') : null; |
| 266 |
$tag_name = ($term && !is_wp_error($term)) ? $term->name : 'Tag'; |
| 267 |
return 'Deleted tag: ' . $tag_name; |
| 268 |
} |
| 269 |
|
| 270 |
if ($tool_name === 'wordpress_set_post_tags') { |
| 271 |
if ($post_title) { |
| 272 |
return 'Set post tags: ' . $post_title; |
| 273 |
} |
| 274 |
return 'Set post tags via MCP'; |
| 275 |
} |
| 276 |
|
| 277 |
// Category-specific titles |
| 278 |
if ($tool_name === 'wordpress_create_category') { |
| 279 |
$name = isset($params['name']) ? sanitize_text_field($params['name']) : 'Category'; |
| 280 |
return 'Created category: ' . $name; |
| 281 |
} |
| 282 |
|
| 283 |
if ($tool_name === 'wordpress_update_category') { |
| 284 |
$id = isset($params['id']) ? intval($params['id']) : 0; |
| 285 |
$term = $id ? get_term($id, 'category') : null; |
| 286 |
$cat_name = ($term && !is_wp_error($term)) ? $term->name : 'Category'; |
| 287 |
return 'Updated category: ' . $cat_name; |
| 288 |
} |
| 289 |
|
| 290 |
if ($tool_name === 'wordpress_delete_category') { |
| 291 |
$id = isset($params['id']) ? intval($params['id']) : 0; |
| 292 |
$term = $id ? get_term($id, 'category') : null; |
| 293 |
$cat_name = ($term && !is_wp_error($term)) ? $term->name : 'Category'; |
| 294 |
return 'Deleted category: ' . $cat_name; |
| 295 |
} |
| 296 |
|
| 297 |
if ($tool_name === 'wordpress_set_post_categories') { |
| 298 |
if ($post_title) { |
| 299 |
return 'Set post categories: ' . $post_title; |
| 300 |
} |
| 301 |
return 'Set post categories via MCP'; |
| 302 |
} |
| 303 |
|
| 304 |
// Fallback for unknown tools |
| 305 |
$action = ucwords(str_replace(['wordpress_', '_'], ['', ' '], $tool_name)); |
| 306 |
if ($post_title) { |
| 307 |
return $action . ': ' . $post_title; |
| 308 |
} |
| 309 |
if (isset($params['name'])) { |
| 310 |
return $action . ': ' . sanitize_text_field($params['name']); |
| 311 |
} |
| 312 |
return $action . ' via MCP'; |
| 313 |
} |
| 314 |
|
| 315 |
/** |
| 316 |
* Redact sensitive values from params before logging. |
| 317 |
* |
| 318 |
* Keys matching common credential patterns are replaced with '***REDACTED***'. |
| 319 |
* |
| 320 |
* @param mixed $params |
| 321 |
* @return mixed |
| 322 |
*/ |
| 323 |
private static function redact_sensitive_params($params) { |
| 324 |
if (!is_array($params)) { |
| 325 |
return $params; |
| 326 |
} |
| 327 |
|
| 328 |
$sensitive_keys = ['apikey', 'api_key', 'token', 'password', 'secret', 'access_key', 'private_key']; |
| 329 |
$redacted = []; |
| 330 |
|
| 331 |
foreach ($params as $key => $value) { |
| 332 |
if (is_string($key) && in_array(strtolower($key), $sensitive_keys, true)) { |
| 333 |
$redacted[$key] = '***REDACTED***'; |
| 334 |
} elseif (is_array($value)) { |
| 335 |
$redacted[$key] = self::redact_sensitive_params($value); |
| 336 |
} else { |
| 337 |
$redacted[$key] = $value; |
| 338 |
} |
| 339 |
} |
| 340 |
|
| 341 |
return $redacted; |
| 342 |
} |
| 343 |
|
| 344 |
/** |
| 345 |
* Rollback a single sync history entry that was logged by MCP Client. |
| 346 |
* |
| 347 |
* Reads the `before` state stored in meta_data and restores it. |
| 348 |
* |
| 349 |
* @param int $sync_history_id |
| 350 |
* @return array ['success' => bool, 'message' => string] |
| 351 |
*/ |
| 352 |
public static function rollback($sync_history_id) { |
| 353 |
$sync_db = new Metasync_Sync_History_Database(); |
| 354 |
$record = $sync_db->get_by_id(intval($sync_history_id)); |
| 355 |
|
| 356 |
if (!$record) { |
| 357 |
return [ 'success' => false, 'message' => 'Sync history record not found.' ]; |
| 358 |
} |
| 359 |
|
| 360 |
if ($record->source !== 'MCP Client') { |
| 361 |
return [ 'success' => false, 'message' => 'Only MCP Client entries can be rolled back.' ]; |
| 362 |
} |
| 363 |
|
| 364 |
$meta = json_decode($record->meta_data, true); |
| 365 |
|
| 366 |
if (empty($meta['before'])) { |
| 367 |
return [ 'success' => false, 'message' => 'No before-state available for rollback.' ]; |
| 368 |
} |
| 369 |
|
| 370 |
$tool_name = isset($meta['tool']) ? $meta['tool'] : ''; |
| 371 |
$before = $meta['before']; |
| 372 |
|
| 373 |
try { |
| 374 |
$result = self::apply_rollback($tool_name, $before); |
| 375 |
if ($result) { |
| 376 |
return [ 'success' => true, 'message' => 'Rollback applied successfully.' ]; |
| 377 |
} |
| 378 |
return [ 'success' => false, 'message' => 'Rollback not supported for this tool.' ]; |
| 379 |
} catch (Exception $e) { |
| 380 |
return [ 'success' => false, 'message' => 'Rollback failed: ' . $e->getMessage() ]; |
| 381 |
} |
| 382 |
} |
| 383 |
|
| 384 |
/** |
| 385 |
* Apply the rollback using the before-state data. |
| 386 |
* |
| 387 |
* @param string $tool_name |
| 388 |
* @param array $before |
| 389 |
* @return bool |
| 390 |
*/ |
| 391 |
private static function apply_rollback($tool_name, $before) { |
| 392 |
// Restore single post meta value |
| 393 |
if ($tool_name === 'wordpress_update_post_meta') { |
| 394 |
if (isset($before['post_id'], $before['meta_key'])) { |
| 395 |
update_post_meta($before['post_id'], $before['meta_key'], $before['meta_value']); |
| 396 |
return true; |
| 397 |
} |
| 398 |
} |
| 399 |
|
| 400 |
// Restore schema markup |
| 401 |
if (in_array($tool_name, ['wordpress_update_schema_markup', 'wordpress_add_schema_type'], true)) { |
| 402 |
if (isset($before['post_id'])) { |
| 403 |
update_post_meta($before['post_id'], '_metasync_schema_markup', $before['schema']); |
| 404 |
return true; |
| 405 |
} |
| 406 |
} |
| 407 |
|
| 408 |
// Restore post term relationships |
| 409 |
if (in_array($tool_name, ['wordpress_set_post_tags', 'wordpress_set_post_categories'], true)) { |
| 410 |
if (isset($before['post_id'], $before['taxonomy'], $before['term_ids'])) { |
| 411 |
wp_set_object_terms($before['post_id'], $before['term_ids'], $before['taxonomy']); |
| 412 |
return true; |
| 413 |
} |
| 414 |
} |
| 415 |
|
| 416 |
// Restore a term (category or tag) that was updated |
| 417 |
if (in_array($tool_name, ['wordpress_update_category', 'wordpress_update_tag'], true)) { |
| 418 |
if (isset($before['term_id'], $before['taxonomy'])) { |
| 419 |
wp_update_term($before['term_id'], $before['taxonomy'], [ |
| 420 |
'name' => $before['name'], |
| 421 |
'slug' => $before['slug'], |
| 422 |
'description' => $before['description'], |
| 423 |
]); |
| 424 |
return true; |
| 425 |
} |
| 426 |
} |
| 427 |
|
| 428 |
return false; |
| 429 |
} |
| 430 |
} |
| 431 |
|
