| 1 |
<?php |
| 2 |
/** |
| 3 |
* WordPress storage and external operations for Import Task execution. |
| 4 |
* |
| 5 |
* The execution module decides what an Import Run does. This class translates |
| 6 |
* those decisions into WordPress options, post meta, MLS requests, and the |
| 7 |
* existing theme-specific listing writer. |
| 8 |
* |
| 9 |
* @package MLSImport |
| 10 |
*/ |
| 11 |
|
| 12 |
if ( ! defined( 'ABSPATH' ) ) { |
| 13 |
exit; |
| 14 |
} |
| 15 |
|
| 16 |
require_once __DIR__ . '/interface-mlsimport-import-task-execution-environment.php'; |
| 17 |
|
| 18 |
/** |
| 19 |
* Connects the shared Import Task runner to WordPress. |
| 20 |
*/ |
| 21 |
final class Mlsimport_Import_Task_Execution_WordPress_Environment implements Mlsimport_Import_Task_Execution_Environment { |
| 22 |
|
| 23 |
/** The small site-wide record that prevents two imports from overlapping. */ |
| 24 |
private const LOCK_OPTION = 'mlsimport_import_run_lock'; |
| 25 |
|
| 26 |
/** Latest administrator-visible progress and result for each Import Task. */ |
| 27 |
private const STATUS_META = 'mlsimport_import_run_status'; |
| 28 |
|
| 29 |
/** @var Mlsimport_Admin Existing admin/API controller. */ |
| 30 |
private $admin; |
| 31 |
|
| 32 |
/** |
| 33 |
* Receive the existing admin controller at the module boundary. |
| 34 |
* |
| 35 |
* @param Mlsimport_Admin $admin Existing admin/API controller. |
| 36 |
*/ |
| 37 |
public function __construct( Mlsimport_Admin $admin ) { |
| 38 |
$this->admin = $admin; |
| 39 |
} |
| 40 |
|
| 41 |
/** {@inheritDoc} */ |
| 42 |
public function new_run_id(): string { |
| 43 |
return wp_generate_uuid4(); |
| 44 |
} |
| 45 |
|
| 46 |
/** {@inheritDoc} */ |
| 47 |
public function now(): int { |
| 48 |
return time(); |
| 49 |
} |
| 50 |
|
| 51 |
/** {@inheritDoc} */ |
| 52 |
public function claim_run( array $run, int $stale_before ): bool { |
| 53 |
$run_id = (string) $run['run_id']; |
| 54 |
update_option( $this->run_option_name( $run_id ), $run, false ); |
| 55 |
|
| 56 |
$lock = $this->lock_from_run( $run ); |
| 57 |
if ( ! add_option( self::LOCK_OPTION, $lock, '', false ) ) { |
| 58 |
$current = get_option( self::LOCK_OPTION, array() ); |
| 59 |
if ( ! is_array( $current ) || (int) ( $current['activity_at'] ?? 0 ) > $stale_before ) { |
| 60 |
delete_option( $this->run_option_name( $run_id ) ); |
| 61 |
return false; |
| 62 |
} |
| 63 |
if ( ! $this->replace_stale_lock( $current, $lock ) ) { |
| 64 |
delete_option( $this->run_option_name( $run_id ) ); |
| 65 |
return false; |
| 66 |
} |
| 67 |
} |
| 68 |
|
| 69 |
$this->write_task_status( $run, array() ); |
| 70 |
return true; |
| 71 |
} |
| 72 |
|
| 73 |
/** {@inheritDoc} */ |
| 74 |
public function read_run( string $run_id ): array { |
| 75 |
$run = get_option( $this->run_option_name( $run_id ), array() ); |
| 76 |
return is_array( $run ) ? $run : array(); |
| 77 |
} |
| 78 |
|
| 79 |
/** {@inheritDoc} */ |
| 80 |
public function owns_run( string $run_id ): bool { |
| 81 |
$lock = get_option( self::LOCK_OPTION, array() ); |
| 82 |
return is_array( $lock ) && hash_equals( (string) ( $lock['run_id'] ?? '' ), $run_id ); |
| 83 |
} |
| 84 |
|
| 85 |
/** {@inheritDoc} */ |
| 86 |
public function update_run( string $run_id, array $changes ): void { |
| 87 |
$run = array_merge( $this->read_run( $run_id ), $changes ); |
| 88 |
update_option( $this->run_option_name( $run_id ), $run, false ); |
| 89 |
if ( ! $this->owns_run( $run_id ) ) { |
| 90 |
return; |
| 91 |
} |
| 92 |
|
| 93 |
update_option( self::LOCK_OPTION, $this->lock_from_run( $run ), false ); |
| 94 |
$this->write_task_status( $run, array() ); |
| 95 |
} |
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|
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/** {@inheritDoc} */ |
| 98 |
public function finish_run( string $run_id, array $result ): void { |
| 99 |
$run = array_merge( |
| 100 |
$this->read_run( $run_id ), |
| 101 |
array( |
| 102 |
'state' => (string) $result['state'], |
| 103 |
'activity_at' => $this->now(), |
| 104 |
'result' => $result, |
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) |
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); |
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update_option( $this->run_option_name( $run_id ), $run, false ); |
| 108 |
|
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// A replaced worker must not overwrite the newer run's task status or |
| 110 |
// release the newer worker's lock. |
| 111 |
if ( $this->owns_run( $run_id ) ) { |
| 112 |
// Import-performance telemetry (issue #216): the owning finisher — |
| 113 |
// and only it, so a replaced zombie cannot overwrite the real |
| 114 |
// numbers — records the snapshot the daily heartbeat ships and the |
| 115 |
// task screen shows. All inputs already live on the run record. |
| 116 |
if ( function_exists( 'mlsimport_telemetry_import_run_snapshot' ) ) { |
| 117 |
mlsimport_telemetry_set( |
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'last_import_run', |
| 119 |
mlsimport_telemetry_import_run_snapshot( |
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$run, |
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$result, |
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$this->now(), |
| 123 |
memory_get_peak_usage( true ), |
| 124 |
$this->pending_worker_actions() |
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) |
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); |
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} |
| 128 |
$this->write_task_status( $run, $result ); |
| 129 |
delete_option( self::LOCK_OPTION ); |
| 130 |
} |
| 131 |
delete_option( $this->run_option_name( $run_id ) ); |
| 132 |
} |
| 133 |
|
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/** |
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* Count import worker actions still pending in Action Scheduler. |
| 136 |
* |
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* Queue-depth evidence for the telemetry snapshot: a healthy finish leaves |
| 138 |
* zero pending workers, while a growing number means enqueued work is not |
| 139 |
* being dispatched on this host. |
| 140 |
* |
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* @return int Pending 'mlsimport_background_process_per_item' actions. |
| 142 |
*/ |
| 143 |
private function pending_worker_actions(): int { |
| 144 |
if ( ! function_exists( 'as_get_scheduled_actions' ) ) { |
| 145 |
return 0; |
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} |
| 147 |
$pending = as_get_scheduled_actions( |
| 148 |
array( |
| 149 |
'hook' => 'mlsimport_background_process_per_item', |
| 150 |
'status' => ActionScheduler_Store::STATUS_PENDING, |
| 151 |
'per_page' => -1, |
| 152 |
), |
| 153 |
'ids' |
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); |
| 155 |
return is_array( $pending ) ? count( $pending ) : 0; |
| 156 |
} |
| 157 |
|
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/** |
| 159 |
* Fetch one listing group after rejecting an unsupported Stored adapter. |
| 160 |
* |
| 161 |
* Provider arguments and the external SaaS call retain their existing admin |
| 162 |
* boundaries. The adapter configuration check runs first so no listing data |
| 163 |
* is requested when the site cannot persist it safely. A failed SaaS call is |
| 164 |
* retried twice (5s pause) so one transient timeout cannot abort a long run. |
| 165 |
* |
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* @param array<string, mixed> $run Current Import Run. |
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* @param int $skip Zero-based listing offset. |
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* @param int $limit Maximum listings requested. |
| 169 |
* @return array<string, mixed> Success/data or failure/error response. |
| 170 |
*/ |
| 171 |
public function fetch_listing_batch( array $run, int $skip, int $limit ): array { |
| 172 |
$configuration_error = $this->admin->mlsimport_stored_listing_configuration_error(); |
| 173 |
if ( '' !== $configuration_error ) { |
| 174 |
return array( 'success' => false, 'error' => $configuration_error ); |
| 175 |
} |
| 176 |
|
| 177 |
$request = is_array( $run['request'] ?? null ) ? $run['request'] : array(); |
| 178 |
$automatic = 'automatic' === (string) ( $run['source'] ?? '' ); |
| 179 |
$last_date = $automatic ? get_post_meta( (int) $run['task_id'], 'mlsimport_last_date', true ) : ''; |
| 180 |
$arguments = $this->admin->mlsimport_saas_make_listing_requests_arguments( |
| 181 |
(int) $run['task_id'], |
| 182 |
(string) ( $request['last_date'] ?? $last_date ), |
| 183 |
$skip, |
| 184 |
$limit, |
| 185 |
$automatic |
| 186 |
); |
| 187 |
if ( ! is_array( $arguments ) ) { |
| 188 |
return array( 'success' => false, 'error' => 'Listing request could not be built.' ); |
| 189 |
} |
| 190 |
// Provider-specific validation happens inside the Provider Family adapter. |
| 191 |
// Stop before the SaaS request and expose its safe message to the Import Run. |
| 192 |
if ( isset( $arguments['mlsimport_provider_error'] ) ) { |
| 193 |
$error = $arguments['mlsimport_provider_error']; |
| 194 |
return array( |
| 195 |
'success' => false, |
| 196 |
'error' => is_array( $error ) && isset( $error['message'] ) |
| 197 |
? (string) $error['message'] |
| 198 |
: 'The MLS request could not be prepared.', |
| 199 |
); |
| 200 |
} |
| 201 |
|
| 202 |
// A connection the SaaS rejected with the stable not_entitled code skips |
| 203 |
// its imports until it is re-entitled (#276) — no request is sent and the |
| 204 |
// Import Run surfaces the failure; other connections are unaffected. |
| 205 |
if ( mlsimport_connection_not_entitled( (int) ( $arguments['mls_id'] ?? 0 ) ) ) { |
| 206 |
return array( |
| 207 |
'success' => false, |
| 208 |
'error' => 'Your account is not entitled to this MLS. Imports for it are paused.', |
| 209 |
); |
| 210 |
} |
| 211 |
|
| 212 |
// Proven-previous-version parity: breathe for 100ms between batches so |
| 213 |
// the database and the SaaS API get a gap between bursts of work. The |
| 214 |
// first batch of a run starts immediately. |
| 215 |
if ( $skip > 0 ) { |
| 216 |
usleep( 100000 ); |
| 217 |
} |
| 218 |
|
| 219 |
// One transient SaaS hang (observed: a single 120s cURL timeout at batch |
| 220 |
// 425/1039 while the surrounding 41 fetches took ~2.5s) must not abort a |
| 221 |
// long Import Run. Retry the identical request up to twice before the |
| 222 |
// failure is real; on final failure surface the transport error text |
| 223 |
// (the API client returns it as a string) instead of a generic message. |
| 224 |
$response = null; |
| 225 |
for ( $attempt = 1; $attempt <= 3; $attempt++ ) { |
| 226 |
if ( $attempt > 1 ) { |
| 227 |
// Each retry is a diagnosable event: a run that succeeds only |
| 228 |
// on attempt 2 still tells the log the SaaS call hung once. |
| 229 |
mlsimport_saas_single_write_import_custom_logs( |
| 230 |
'Listings fetch retry ' . $attempt . '/3 at offset ' . $skip . '.' . PHP_EOL, |
| 231 |
'manual' |
| 232 |
); |
| 233 |
sleep( 5 ); |
| 234 |
} |
| 235 |
$fetch_started_at = microtime( true ); |
| 236 |
$response = $this->admin->theme_importer->globalApiRequestCurlSaas( 'listings', $arguments, 'POST' ); |
| 237 |
$fetch_seconds = microtime( true ) - $fetch_started_at; |
| 238 |
// A successful but slow fetch is the early warning for the |
| 239 |
// transient 120s hangs observed in production-size runs. |
| 240 |
if ( $fetch_seconds > 10 ) { |
| 241 |
mlsimport_saas_single_write_import_custom_logs( |
| 242 |
'Slow listings fetch: ' . round( $fetch_seconds, 1 ) . 's at offset ' . $skip . ' (attempt ' . $attempt . ').' . PHP_EOL, |
| 243 |
'manual' |
| 244 |
); |
| 245 |
} |
| 246 |
if ( is_array( $response ) && isset( $response['data'] ) && is_array( $response['data'] ) ) { |
| 247 |
break; |
| 248 |
} |
| 249 |
} |
| 250 |
if ( ! is_array( $response ) || ! isset( $response['data'] ) || ! is_array( $response['data'] ) ) { |
| 251 |
// The server rejected this mls_id against the account's entitlements |
| 252 |
// (#276): mark this one connection so the next batch/run skips it. |
| 253 |
// The failure below still surfaces — never a silent fallback. |
| 254 |
if ( mlsimport_response_not_entitled( $response ) ) { |
| 255 |
mlsimport_mark_connection_not_entitled( (int) ( $arguments['mls_id'] ?? 0 ) ); |
| 256 |
} |
| 257 |
$error = 'Listings request failed.'; |
| 258 |
if ( is_string( $response ) && '' !== $response ) { |
| 259 |
$error = $response; |
| 260 |
} elseif ( is_array( $response ) && '' !== (string) ( $response['message'] ?? '' ) ) { |
| 261 |
$error = (string) $response['message']; |
| 262 |
} |
| 263 |
mlsimport_saas_single_write_import_custom_logs( |
| 264 |
'Listings fetch FAILED after 3 attempts at offset ' . $skip . ': ' . $error . PHP_EOL, |
| 265 |
'manual' |
| 266 |
); |
| 267 |
return array( 'success' => false, 'error' => $error ); |
| 268 |
} |
| 269 |
|
| 270 |
return array( 'success' => true, 'data' => $response['data'] ); |
| 271 |
} |
| 272 |
|
| 273 |
/** |
| 274 |
* Translate live Import Task settings and save one listing through the module. |
| 275 |
* |
| 276 |
* The configuration hash includes every update-time choice that can require a |
| 277 |
* rewrite when MLS data is unchanged. The public listing outcome is translated |
| 278 |
* into the Import Run's success/error shape without hiding photo warnings. |
| 279 |
* |
| 280 |
* @param array<string, mixed> $run Current Import Run. |
| 281 |
* @param array<string, mixed> $listing Incoming raw listing. |
| 282 |
* @return array<string, mixed> Import Run save result. |
| 283 |
*/ |
| 284 |
public function save_listing( array $run, array $listing ): array { |
| 285 |
$task_id = (int) $run['task_id']; |
| 286 |
$user_id = (int) get_post_meta( $task_id, 'mlsimport_item_property_user', true ); |
| 287 |
if ( 0 === $user_id ) { |
| 288 |
$user_id = (int) get_post_field( 'post_author', $task_id ); |
| 289 |
} |
| 290 |
$title_format = (string) get_post_meta( $task_id, 'mlsimport_item_title_format', true ); |
| 291 |
if ( '' === $title_format ) { |
| 292 |
// Per-connection sync settings (#275), resolved through the |
| 293 |
// task's OWN connection binding (#277). |
| 294 |
$sync_options = mlsimport_get_connection_option( 'mlsimport_admin_mls_sync', array(), mlsimport_task_mls_id( $task_id ) ); |
| 295 |
$title_format = is_array( $sync_options ) ? (string) ( $sync_options['title_format'] ?? '' ) : ''; |
| 296 |
} |
| 297 |
// Field configuration for the task's OWN connection (#277) — the |
| 298 |
// shared projection cache, keyed by the task's binding. |
| 299 |
$field_configuration = mlsimport_active_field_configuration( false, mlsimport_task_mls_id( $task_id ) ); |
| 300 |
$use_mls_agent = ! empty( get_post_meta( $task_id, 'mlsimport_item_use_mls_agent', true ) ); |
| 301 |
$config_version = hash( |
| 302 |
'sha256', |
| 303 |
wp_json_encode( |
| 304 |
array( |
| 305 |
'user_id' => $user_id, |
| 306 |
'title_format' => $title_format, |
| 307 |
'field_configuration' => $field_configuration, |
| 308 |
'use_mls_agent' => $use_mls_agent, |
| 309 |
) |
| 310 |
) |
| 311 |
); |
| 312 |
$options = array( |
| 313 |
'mlsimport_item_standardstatus' => get_post_meta( $task_id, 'mlsimport_item_standardstatus', true ), |
| 314 |
'mlsimport_item_standardstatusprotect' => get_post_meta( $task_id, 'mlsimport_item_standardstatusprotect', true ), |
| 315 |
'mlsimport_item_property_user' => $user_id, |
| 316 |
'mlsimport_item_agent' => get_post_meta( $task_id, 'mlsimport_item_agent', true ), |
| 317 |
'mlsimport_item_use_mls_agent' => $use_mls_agent, |
| 318 |
'mlsimport_item_property_status' => get_post_meta( $task_id, 'mlsimport_item_property_status', true ), |
| 319 |
'mlsimport_field_configuration' => $field_configuration, |
| 320 |
'mlsimport_item_title_format' => $title_format, |
| 321 |
'mlsimport_write_config_version' => $config_version, |
| 322 |
); |
| 323 |
// Proven-previous-version parity: suspend the two heavy post-write hook |
| 324 |
// stacks while this one listing is written, so third-party save handlers |
| 325 |
// (SEO indexers, cache purgers, notifiers) do not run once per imported |
| 326 |
// listing and per attachment. Restored in finally so a throwing writer |
| 327 |
// can never leave the site with its save hooks disabled. |
| 328 |
global $wp_filter; |
| 329 |
$suspended_filters = array(); |
| 330 |
foreach ( array( 'save_post', 'transition_post_status' ) as $suspended_hook ) { |
| 331 |
if ( isset( $wp_filter[ $suspended_hook ] ) ) { |
| 332 |
$suspended_filters[ $suspended_hook ] = $wp_filter[ $suspended_hook ]; |
| 333 |
$wp_filter[ $suspended_hook ] = new WP_Hook(); |
| 334 |
} |
| 335 |
} |
| 336 |
try { |
| 337 |
$saved = $this->admin->theme_importer->mlsimportSaasPrepareToImportPerItem( |
| 338 |
$listing, |
| 339 |
array( 'item_id' => $task_id ), |
| 340 |
'automatic' === (string) ( $run['source'] ?? '' ) ? 'cron' : 'manual', |
| 341 |
$options |
| 342 |
); |
| 343 |
} finally { |
| 344 |
foreach ( $suspended_filters as $suspended_hook => $hook_object ) { |
| 345 |
$wp_filter[ $suspended_hook ] = $hook_object; |
| 346 |
} |
| 347 |
} |
| 348 |
|
| 349 |
// The one-listing writer is forbidden to flush site-wide caches, so the |
| 350 |
// batch context must release memory after every listing. Without this, |
| 351 |
// each imported property and its attachments stay in the runtime object |
| 352 |
// cache until the worker dies at the PHP memory limit mid-run (observed |
| 353 |
// as a fatal at 75 of 100 listings under a 256M limit). Mirror Action |
| 354 |
// Scheduler's own between-actions cleanup: flush only the runtime cache |
| 355 |
// when supported so an external object cache is not invalidated. |
| 356 |
if ( function_exists( 'wp_cache_supports' ) && wp_cache_supports( 'flush_runtime' ) ) { |
| 357 |
wp_cache_flush_runtime(); |
| 358 |
} elseif ( ! wp_using_ext_object_cache() ) { |
| 359 |
wp_cache_flush(); |
| 360 |
} |
| 361 |
// Sites running with SAVEQUERIES accumulate every query in memory; the |
| 362 |
// proven cpt-mlsimport import loop cleared this each listing as well. |
| 363 |
global $wpdb; |
| 364 |
$wpdb->queries = array(); |
| 365 |
gc_collect_cycles(); |
| 366 |
if ( false === $saved || is_wp_error( $saved ) || 'failed' === ( $saved['outcome'] ?? '' ) ) { |
| 367 |
$error = is_wp_error( $saved ) ? $saved->get_error_message() : 'Theme writer reported failure.'; |
| 368 |
if ( is_array( $saved ) && '' !== (string) ( $saved['error'] ?? '' ) ) { |
| 369 |
$error = (string) $saved['error']; |
| 370 |
} |
| 371 |
// Name the exact listing: the run result only keeps the LAST error, |
| 372 |
// so without this line a single bad listing among a thousand is |
| 373 |
// impossible to find after the run. |
| 374 |
mlsimport_saas_single_write_import_custom_logs( |
| 375 |
'Listing save FAILED for ' . (string) ( $listing['ListingKey'] ?? 'unknown-key' ) . ': ' . $error . PHP_EOL, |
| 376 |
'manual' |
| 377 |
); |
| 378 |
return array( 'success' => false, 'error' => $error ); |
| 379 |
} |
| 380 |
|
| 381 |
// Photo/meta warnings do not fail the listing, so they never reach the |
| 382 |
// run result — the import log is their only permanent record. |
| 383 |
$warnings = is_array( $saved ) ? (array) ( $saved['warnings'] ?? array() ) : array(); |
| 384 |
if ( ! empty( $warnings ) ) { |
| 385 |
mlsimport_saas_single_write_import_custom_logs( |
| 386 |
'Listing ' . (string) ( $listing['ListingKey'] ?? 'unknown-key' ) . ' saved with warnings: ' |
| 387 |
. implode( ' | ', array_map( 'strval', $warnings ) ) . PHP_EOL, |
| 388 |
'manual' |
| 389 |
); |
| 390 |
} |
| 391 |
return array( |
| 392 |
'success' => true, |
| 393 |
'outcome' => is_array( $saved ) ? (string) ( $saved['outcome'] ?? 'updated' ) : 'updated', |
| 394 |
'warnings' => $warnings, |
| 395 |
); |
| 396 |
} |
| 397 |
|
| 398 |
/** {@inheritDoc} */ |
| 399 |
public function request_stop( int $task_id ): bool { |
| 400 |
$lock = get_option( self::LOCK_OPTION, array() ); |
| 401 |
if ( ! is_array( $lock ) || $task_id !== (int) ( $lock['task_id'] ?? 0 ) ) { |
| 402 |
return false; |
| 403 |
} |
| 404 |
$run_id = (string) $lock['run_id']; |
| 405 |
$run = $this->read_run( $run_id ); |
| 406 |
$run['stop_requested'] = true; |
| 407 |
update_option( $this->run_option_name( $run_id ), $run, false ); |
| 408 |
|
| 409 |
// Stop is final for the administrator: record the stopped result and |
| 410 |
// release the site-wide slot right away so a new import can start |
| 411 |
// immediately. A still-live worker sees stop_requested at its next |
| 412 |
// listing boundary and exits without touching this status (update_run |
| 413 |
// and finish_run both skip status/lock writes once the slot is gone). |
| 414 |
// A dead worker can no longer hold the site locked for 30 minutes. |
| 415 |
$run['state'] = 'stopped'; |
| 416 |
$this->write_task_status( |
| 417 |
$run, |
| 418 |
array( |
| 419 |
'state' => 'stopped', |
| 420 |
'found' => (int) ( $run['expected'] ?? 0 ), |
| 421 |
// The environment only tracks handled listings; the exact |
| 422 |
// saved/failed split stays with the worker and is not shown |
| 423 |
// for stopped runs. |
| 424 |
'saved' => (int) ( $run['handled'] ?? 0 ), |
| 425 |
'failed' => 0, |
| 426 |
'error' => '', |
| 427 |
) |
| 428 |
); |
| 429 |
delete_option( self::LOCK_OPTION ); |
| 430 |
return true; |
| 431 |
} |
| 432 |
|
| 433 |
/** {@inheritDoc} */ |
| 434 |
public function stop_requested( string $run_id ): bool { |
| 435 |
$run = $this->read_run( $run_id ); |
| 436 |
return true === ( $run['stop_requested'] ?? false ); |
| 437 |
} |
| 438 |
|
| 439 |
/** {@inheritDoc} */ |
| 440 |
public function read_task_status( int $task_id ): array { |
| 441 |
$status = get_post_meta( $task_id, self::STATUS_META, true ); |
| 442 |
return is_array( $status ) ? $status : array(); |
| 443 |
} |
| 444 |
|
| 445 |
/** |
| 446 |
* Queue the follow-up worker for a chunk hand-off (issue #199). |
| 447 |
* |
| 448 |
* Called from inside the running worker whose time budget is spent, so |
| 449 |
* this must ONLY enqueue: the queue-cleanup path used for fresh starts |
| 450 |
* and revivals would mark this very worker's own action as failed. |
| 451 |
* |
| 452 |
* @param string $run_id Run identity to continue. |
| 453 |
* @return void |
| 454 |
*/ |
| 455 |
public function enqueue_worker( string $run_id ): void { |
| 456 |
as_enqueue_async_action( |
| 457 |
'mlsimport_background_process_per_item', |
| 458 |
array( 'args' => array( 'run_id' => $run_id ) ) |
| 459 |
); |
| 460 |
spawn_cron(); |
| 461 |
} |
| 462 |
|
| 463 |
/** |
| 464 |
* Queue a replacement worker for a silent run (watchdog path). |
| 465 |
* |
| 466 |
* The watchdog runs outside any worker, so the full start-style queue |
| 467 |
* cleanup is correct here: a recorded running action belongs to a killed |
| 468 |
* process, and a pending one failed to dispatch. Both are cleared before |
| 469 |
* the fresh worker is queued. |
| 470 |
* |
| 471 |
* @param string $run_id Run identity to continue. |
| 472 |
* @return void |
| 473 |
*/ |
| 474 |
public function revive_worker( string $run_id ): void { |
| 475 |
$this->admin->mlsimport_enqueue_import_worker( $run_id ); |
| 476 |
} |
| 477 |
|
| 478 |
/** |
| 479 |
* Read the run holding the site-wide lock when it belongs to this task. |
| 480 |
* |
| 481 |
* @param int $task_id Import Task identifier. |
| 482 |
* @return array<string, mixed> Active run record or empty array. |
| 483 |
*/ |
| 484 |
public function read_active_run( int $task_id ): array { |
| 485 |
$lock = get_option( self::LOCK_OPTION, array() ); |
| 486 |
if ( ! is_array( $lock ) || $task_id !== (int) ( $lock['task_id'] ?? 0 ) ) { |
| 487 |
return array(); |
| 488 |
} |
| 489 |
return $this->read_run( (string) ( $lock['run_id'] ?? '' ) ); |
| 490 |
} |
| 491 |
|
| 492 |
/** {@inheritDoc} */ |
| 493 |
public function count_listings( array $run ): array { |
| 494 |
$task_id = (int) $run['task_id']; |
| 495 |
$last_date = get_post_meta( $task_id, 'mlsimport_last_date', true ); |
| 496 |
if ( '' === $last_date ) { |
| 497 |
return array( 'success' => false, 'error' => 'Complete a manual import first.' ); |
| 498 |
} |
| 499 |
// Same transient-failure protection as fetch_listing_batch: the count |
| 500 |
// call hits the same SaaS endpoint family, and an hourly run must not |
| 501 |
// abort because one HTTP request hung. Retry the identical request up |
| 502 |
// to twice (5s pause) before the failure is treated as real. |
| 503 |
$response = null; |
| 504 |
for ( $attempt = 1; $attempt <= 3; $attempt++ ) { |
| 505 |
if ( $attempt > 1 ) { |
| 506 |
sleep( 5 ); |
| 507 |
} |
| 508 |
$response = $this->admin->mlsimport_make_listing_requests( $task_id, $last_date, '', '', true ); |
| 509 |
if ( isset( $response['results'] ) ) { |
| 510 |
break; |
| 511 |
} |
| 512 |
} |
| 513 |
if ( ! isset( $response['results'] ) ) { |
| 514 |
return array( 'success' => false, 'error' => (string) ( $response['message'] ?? 'Listings count failed.' ) ); |
| 515 |
} |
| 516 |
|
| 517 |
return array( 'success' => true, 'found' => max( 0, (int) $response['results'] ) ); |
| 518 |
} |
| 519 |
|
| 520 |
/** {@inheritDoc} */ |
| 521 |
public function advance_last_successful_sync_time( int $task_id, int $completed_at ): void { |
| 522 |
update_post_meta( $task_id, 'mlsimport_last_date', wp_date( 'Y-m-d\\TH:i', $completed_at - 7200 ) ); |
| 523 |
} |
| 524 |
|
| 525 |
/** |
| 526 |
* Replace a stale lock only when its stored value is still unchanged. |
| 527 |
* |
| 528 |
* The database comparison prevents two simultaneous replacement requests |
| 529 |
* from both believing they acquired the site-wide slot. |
| 530 |
* |
| 531 |
* @param array<string, mixed> $current Lock value that was read. |
| 532 |
* @param array<string, mixed> $next New lock value. |
| 533 |
* @return bool Whether this request replaced the exact stale value. |
| 534 |
*/ |
| 535 |
private function replace_stale_lock( array $current, array $next ): bool { |
| 536 |
global $wpdb; |
| 537 |
$changed = $wpdb->update( |
| 538 |
$wpdb->options, |
| 539 |
array( 'option_value' => maybe_serialize( $next ) ), |
| 540 |
array( |
| 541 |
'option_name' => self::LOCK_OPTION, |
| 542 |
'option_value' => maybe_serialize( $current ), |
| 543 |
), |
| 544 |
array( '%s' ), |
| 545 |
array( '%s', '%s' ) |
| 546 |
); |
| 547 |
wp_cache_delete( self::LOCK_OPTION, 'options' ); |
| 548 |
return 1 === $changed; |
| 549 |
} |
| 550 |
|
| 551 |
/** |
| 552 |
* Store the compact progress shape used by the admin status endpoint. |
| 553 |
* |
| 554 |
* @param array<string, mixed> $run Current run record. |
| 555 |
* @param array<string, mixed> $result Final result, or empty while active. |
| 556 |
* @return void |
| 557 |
*/ |
| 558 |
private function write_task_status( array $run, array $result ): void { |
| 559 |
$task_id = (int) $run['task_id']; |
| 560 |
update_post_meta( |
| 561 |
$task_id, |
| 562 |
self::STATUS_META, |
| 563 |
array( |
| 564 |
'run_id' => (string) $run['run_id'], |
| 565 |
'state' => (string) ( $run['state'] ?? 'waiting' ), |
| 566 |
'handled' => (int) ( $run['handled'] ?? 0 ), |
| 567 |
'expected' => (int) ( $run['expected'] ?? 0 ), |
| 568 |
'error' => (string) ( $run['error'] ?? ( $result['error'] ?? '' ) ), |
| 569 |
// The worker's last heartbeat. The Import Tasks list uses it |
| 570 |
// (via mlsimport_task_health()) to flag a 'running' status |
| 571 |
// whose worker silently died — GitHub issue #200. |
| 572 |
'activity_at' => (int) ( $run['activity_at'] ?? 0 ), |
| 573 |
// This method runs inside the worker process, so this is the |
| 574 |
// import worker's real memory — the number administrators need |
| 575 |
// to see. The polling AJAX request's own memory is irrelevant. |
| 576 |
'memory' => round( memory_get_usage( true ) / 1048576, 2 ), |
| 577 |
'result' => $result, |
| 578 |
) |
| 579 |
); |
| 580 |
|
| 581 |
// Existing installations use this value to decide whether hourly sync is |
| 582 |
// allowed. Record the first successful manual import permanently; later |
| 583 |
// stopped or failed manual retries must not remove that eligibility. |
| 584 |
if ( 'manual' === (string) ( $run['source'] ?? '' ) ) { |
| 585 |
$state = (string) ( $run['state'] ?? 'waiting' ); |
| 586 |
if ( 'completed' === $state ) { |
| 587 |
update_post_meta( $task_id, 'mlsimport_initial_import_completed', 1 ); |
| 588 |
update_post_meta( $task_id, 'mlsimport_spawn_status', 'completed' ); |
| 589 |
} elseif ( ! get_post_meta( $task_id, 'mlsimport_initial_import_completed', true ) ) { |
| 590 |
update_post_meta( $task_id, 'mlsimport_spawn_status', 'started' ); |
| 591 |
} |
| 592 |
} |
| 593 |
} |
| 594 |
|
| 595 |
/** |
| 596 |
* Keep only ownership and heartbeat fields in the site-wide lock. |
| 597 |
* |
| 598 |
* @param array<string, mixed> $run Current run record. |
| 599 |
* @return array<string, int|string> Compact lock value. |
| 600 |
*/ |
| 601 |
private function lock_from_run( array $run ): array { |
| 602 |
return array( |
| 603 |
'run_id' => (string) $run['run_id'], |
| 604 |
'task_id' => (int) $run['task_id'], |
| 605 |
'activity_at' => (int) ( $run['activity_at'] ?? $this->now() ), |
| 606 |
); |
| 607 |
} |
| 608 |
|
| 609 |
/** |
| 610 |
* Build a bounded option key without exposing the run id directly. |
| 611 |
* |
| 612 |
* @param string $run_id Run identity. |
| 613 |
* @return string WordPress option key. |
| 614 |
*/ |
| 615 |
private function run_option_name( string $run_id ): string { |
| 616 |
return 'mlsimport_import_run_' . md5( $run_id ); |
| 617 |
} |
| 618 |
} |
| 619 |
|
