defender-security / src / controller / class-audit-logging.php

class-audit-logging.php in Defender Security – Malware Scanner, Login Security & Firewall 6.2.2, at src/controller/class-audit-logging.php

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1	<?php
2	/**
3	* Handle Audit Logging module.
4	*
5	* @package WP_Defender\Controller
6	*/
7
8	namespace WP_Defender\Controller;
9
10	use DateTime;
11	use Exception;
12	use DateInterval;
13	use WP_Defender\Event;
14	use Calotes\Helper\HTTP;
15	use WP_Defender\Traits\User;
16	use Calotes\Component\Request;
17	use Calotes\Component\Response;
18	use Calotes\Helper\Array_Cache;
19	use WP_Defender\Traits\Formats;
20	use WP_Defender\Component\Audit;
21	use WP_Defender\Model\Audit_Log;
22	use WP_Defender\Behavior\WPMUDEV;
23	use WP_Defender\Component\Network_Cron_Manager;
24	use WP_Defender\Model\Notification\Audit_Report;
25	use WP_Defender\Component\Config\Config_Hub_Helper;
26	use WP_Defender\Model\Setting\Audit_Logging as Model_Audit_Logging;
27
28	/**
29	* Handle Audit Logging module.
30	*/
31	class Audit_Logging extends Event {
32
33	public const DEFAULT_PER_PAGE = 10;
34
35	use User;
36	use Formats;
37
38	/**
39	* The slug identifier for this controller.
40	*
41	* @var string
42	*/
43	public $slug = 'wdf-logging';
44
45	/**
46	* The model for handling the data.
47	*
48	* @var Model_Audit_Logging
49	*/
50	public $model;
51
52	/**
53	* Service for handling logic.
54	*
55	* @var Audit\|null
56	*/
57	public ?Audit $service;
58
59	/**
60	* Indicates whether the current installation is a pro version.
61	*
62	* @var bool
63	*/
64	private $is_pro;
65
66	/**
67	* Initializes the model and service, registers routes, and sets up scheduled events if the model is active.
68	*/
69	public function __construct() {
70	$this->register_page(
71	esc_html__( 'Audit Log', 'defender-security' ),
72	$this->slug,
73	array( $this, 'main_view' ),
74	$this->parent_slug
75	);
76	add_action( 'defender_enqueue_assets', array( $this, 'enqueue_assets' ) );
77	$this->model = wd_di()->get( Model_Audit_Logging::class );
78	$this->service = new Audit();
79	$this->register_routes();
80	$this->is_pro = wd_di()->get( WPMUDEV::class )->is_pro();
81	if ( $this->is_active() ) {
82	$this->service->enqueue_event_listener();
83	add_action( 'shutdown', array( $this, 'cache_audit_logs' ) );
84
85	/**
86	* Network Cron Manager
87	*
88	* @var Network_Cron_Manager $network_cron_manager
89	*/
90	$network_cron_manager = wd_di()->get( Network_Cron_Manager::class );
91	$network_cron_manager->register_callback(
92	'audit_clean_up_logs',
93	array( $this->service, 'audit_clean_up_logs' ),
94	HOUR_IN_SECONDS
95	);
96	}
97	}
98
99	/**
100	* Is there permission to Pro feature?
101	*
102	* @return bool
103	*/
104	private function is_active(): bool {
105	return $this->model->is_active();
106	}
107
108	/**
109	* Parses a raw request params array, resolves filters, and fetches audit logs.
110	*
111	* Accepted keys (all optional except date range):
112	* date_from — date string or empty (defaults to -7 days midnight).
113	* date_to — date string or empty (defaults to today 23:59:59).
114	* events — array of event type strings (also accepts key 'event_type' for CSV route).
115	* username — login name (also accepts key 'term' for CSV route).
116	* ip_address — IP filter string.
117	* paged — page number; pass false for unbounded export.
118	*
119	* Returns the resolved user_id via the $user_id out-param so callers can use it for COUNT queries.
120	*
121	* @param array $params Raw request data.
122	* @param mixed $paged Page number or false for all results.
123	* @param int\|string $user_id Populated with the resolved user ID (out-param).
124	* @param int $per_page Number of logs per page.
125	*
126	* @return array\|\WP_Error
127	*/
128	private function fetch_logs( array $params, $paged, &$user_id = '', $per_page = self::DEFAULT_PER_PAGE ) {
129	$date_from_str = $params['date_from'] ?? '';
130	$date_to_str = $params['date_to'] ?? '';
131	$date_from = $date_from_str ? $this->date_string_to_timestamp( $date_from_str ) : strtotime( '-7 days midnight' );
132	$date_to = $date_to_str ? $this->date_string_to_timestamp( $date_to_str, true ) : strtotime( 'today 23:59:59' );
133	$events = $params['events'] ?? ( isset( $params['event_type'] ) && is_array( $params['event_type'] ) ? $params['event_type'] : array() );
134	$username = $params['username'] ?? ( $params['term'] ?? '' );
135	$ip_address = $params['ip_address'] ?? '';
136	$user_id = '';
137
138	if ( '' !== $username ) {
139	$user = get_user_by( 'login', $username );
140	if ( ! is_object( $user ) ) {
141	// Try matching by display_name or email before giving up.
142	$users = get_users(
143	array(
144	'search' => '' . $username . '',
145	'search_columns' => array( 'display_name' ),
146	'number' => 1,
147	)
148	);
149	if ( array() === $users ) {
150	return array();
151	}
152	$user_id = $users[0]->ID;
153	} else {
154	$user_id = $user->ID;
155	}
156	}
157
158	return $this->service->fetch( $date_from, $date_to, $events, $user_id, $ip_address, $paged, $per_page );
159	}
160
161	/**
162	* Prefetches users from a result set then formats each log into an array.
163	*
164	* @param array $result Array of Audit_Log objects.
165	*
166	* @return array
167	*/
168	private function format_log_rows( array $result ): array {
169	$user_ids = array_filter(
170	array_unique( array_column( $result, 'user_id' ) ),
171	static fn ( $user_id ): bool => (int) $user_id > 0
172	);
173	if ( array() !== $user_ids ) {
174	get_users( array( 'include' => $user_ids ) );
175	}
176
177	$logs = array();
178	foreach ( $result as $item ) {
179	$item_user_id = isset( $item->user_id ) ? $item->user_id : 0;
180	$item_user_id = ! is_int( $item_user_id ) ? (int) $item_user_id : $item_user_id;
181	$logs[] = array_merge(
182	$item->export(),
183	array(
184	'user' => $this->get_user_display( $item->user_id ),
185	'user_url' => $item_user_id > 0 ? get_edit_user_link( $item_user_id ) : '',
186	'log_date' => $this->get_date( $item->timestamp ),
187	'format_date' => $this->format_date_time( $item->timestamp ),
188	)
189	);
190	}
191
192	return $logs;
193	}
194
195	/**
196	* Exports audit logs as a CSV file.
197	*
198	* @return void
199	* @throws Exception If there is an error during export.
200	* @defender_route
201	*/
202	public function export_as_csv(): void {
203	$result = $this->fetch_logs( defender_get_data_from_request( null, 'g' ), false );
204
205	if ( is_wp_error( $result ) ) {
206	wp_send_json_error(
207	array(
208	'message' => $result->get_error_message(),
209	)
210	);
211	}
212
213	// WP_Filesystem class doesn't directly provide a function for opening a stream to php://memory with the 'w' mode.
214	$fp = fopen( 'php://memory', 'w' ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen
215	$headers = array(
216	esc_html__( 'Summary', 'defender-security' ),
217	esc_html__( 'Date / Time', 'defender-security' ),
218	esc_html__( 'Context', 'defender-security' ),
219	esc_html__( 'Type', 'defender-security' ),
220	esc_html__( 'IP address', 'defender-security' ),
221	esc_html__( 'User', 'defender-security' ),
222	);
223	fputcsv( $fp, $headers, ',', '"', '\\' );
224	foreach ( $this->format_log_rows( $result ) as $row ) {
225	$vars = array(
226	$row['msg'],
227	is_array( $row['timestamp'] )
228	? $this->format_date_time( $row['timestamp'][0] )
229	: $this->format_date_time( $row['timestamp'] ),
230	$row['context'],
231	$row['action_type'],
232	$row['ip'],
233	$row['user'],
234	);
235	fputcsv( $fp, $vars, ',', '"', '\\' );
236	}
237	$filename = 'wdf-audit-logs-export-' . wp_date( 'ymdHis' ) . '.csv';
238	fseek( $fp, 0 );
239	header( 'Content-Type: text/csv' );
240	header( 'Content-Disposition: attachment; filename="' . $filename . '";' );
241	// Make php send the generated csv lines to the browser.
242	fpassthru( $fp );
243	exit();
244	}
245
246	/**
247	* We'll pass all the event logs into the db handler, so it writes down to db.
248	* Do it in shutdown runtime, so no delay time.
249	*
250	* @return void
251	*/
252	public function cache_audit_logs(): void {
253	$audit = new Audit();
254	$audit->log_audit_events();
255	}
256
257	/**
258	* Pull the logs from db cached:
259	* - date_from: the start of the date we will run the query, as mysql time format,
260	* - date_to: similar to the above,
261	* others will refer to Audit.
262	*
263	* @param Request $request The request object containing filter parameters.
264	*
265	* @return Response
266	* @throws Exception If there is an error during log retrieval.
267	* @defender_route
268	*/
269	public function pull_logs( Request $request ): Response {
270	$data = $request->get_data(
271	array(
272	'date_from' => array(
273	'type' => 'string',
274	'sanitize' => 'sanitize_text_field',
275	),
276	'date_to' => array(
277	'type' => 'string',
278	'sanitize' => 'sanitize_text_field',
279	),
280	'username' => array(
281	'type' => 'string',
282	'sanitize' => 'sanitize_text_field',
283	),
284	'events' => array(
285	'type' => 'array',
286	'sanitize' => 'sanitize_text_field',
287	),
288	'ip_address' => array(
289	'type' => 'string',
290	'sanitize' => 'sanitize_text_field',
291	),
292	'paged' => array(
293	'type' => 'int',
294	'sanitize' => 'sanitize_text_field',
295	),
296	'per_page' => array(
297	'type' => 'int',
298	'sanitize' => 'sanitize_text_field',
299	),
300	)
301	);
302	if ( ! isset( $data['date_from'] ) \|\| ! isset( $data['date_to'] ) ) {
303	return new Response( false, array( 'message' => esc_html__( 'Invalid data.', 'defender-security' ) ) );
304	}
305	// Validate date strings before passing to fetch_logs.
306	$date_from_check = $this->date_string_to_timestamp( $data['date_from'] );
307	$date_to_check = $this->date_string_to_timestamp( $data['date_to'], true );
308	if ( $date_from_check <= 0 \|\| $date_to_check <= 0 ) {
309	return new Response( false, array( 'message' => esc_html__( 'Invalid data.', 'defender-security' ) ) );
310	}
311
312	$paged = $data['paged'] ?? 1;
313	$per_page = min( 100, max( 1, (int) ( $data['per_page'] ?? self::DEFAULT_PER_PAGE ) ) );
314	$result = $this->fetch_logs( $data, $paged, $user_id, $per_page );
315
316	if ( is_wp_error( $result ) ) {
317	return new Response( false, array( 'message' => $result->get_error_message() ) );
318	}
319	$logs = is_array( $result ) && array() !== $result ? $this->format_log_rows( $result ) : array();
320
321	// @since 3.0.0 If no logs then $count = 0.
322	// Skip the COUNT query when the result is a partial page — the fetch already told us the total is count($logs).
323	$events = $data['events'] ?? array();
324	$ip_address = $data['ip_address'] ?? '';
325	if ( array() === $logs ) {
326	$count = 0;
327	} elseif ( count( $logs ) < $per_page ) {
328	$count = ( $paged - 1 ) * $per_page + count( $logs );
329	} else {
330	$count = Audit_Log::count( $date_from_check, $date_to_check, $events, $user_id, $ip_address );
331	}
332
333	// Get the count for the submitted data.
334	return new Response(
335	true,
336	array(
337	'logs' => $logs,
338	'total_items' => $count,
339	'total_pages' => ceil( $count / $per_page ),
340	'per_page' => $per_page,
341	)
342	);
343	}
344
345	/**
346	* Generates a human-readable frequency text for audit reports.
347	*
348	* @param Audit_Report $audit_report The audit report object.
349	*
350	* @return string Returns the formatted frequency description.
351	*/
352	public function get_frequency_text( Audit_Report $audit_report ): string {
353	$text = '';
354	switch ( $audit_report->frequency ) {
355	case 'daily':
356	$text = ucfirst( $audit_report->day ) . 's at ' . $audit_report->time;
357	break;
358	case 'weekly':
359	case 'monthly':
360	$text = ucfirst( $audit_report->frequency ) . ' on ' . ucfirst( $audit_report->day ) . 's at ' . $audit_report->time;
361	break;
362	default:
363	break;
364	}
365
366	return $text;
367	}
368
369	/**
370	* Enqueues scripts and styles for this page.
371	*/
372	public function enqueue_assets(): void {
373	if ( ! $this->is_page_active() ) {
374	return;
375	}
376
377	$handle = 'defender-ui-audit-logging';
378	wp_enqueue_script(
379	$handle,
380	WP_DEFENDER_BASE_URL . 'assets/js/audit-logging-ui.js',
381	array( 'def-vue', 'def-manifest', 'def-core-ui', 'defender', 'wp-i18n' ),
382	DEFENDER_VERSION,
383	true
384	);
385	wp_set_script_translations( $handle, 'wpdef' );
386
387	wp_localize_script(
388	$handle,
389	'defenderUIData',
390	array_merge(
391	$this->get_shared_data(),
392	$this->data_frontend()
393	)
394	);
395
396	wp_enqueue_style(
397	$handle,
398	WP_DEFENDER_BASE_URL . 'assets/css/showcase.css',
399	array(),
400	DEFENDER_VERSION
401	);
402
403	$this->enqueue_main_assets();
404	}
405
406	/**
407	* Render the root element for frontend.
408	*
409	* @return void
410	*/
411	public function main_view(): void {
412	$this->render( 'main' );
413	}
414
415	/**
416	* Provides a summary of audit logs.
417	*
418	* @return void
419	* @throws Exception If there is an error during summary generation.
420	* @defender_route
421	*/
422	public function summary(): void {
423	$response = $this->is_active() ? $this->summary_data() : array();
424	wp_send_json_success( $response );
425	}
426
427	/**
428	* Returns an array with summary data for audit logging.
429	*
430	* @param bool $for_hub Default 'false' because it's displayed on site summary sections.
431	*
432	* @return array
433	* @throws Exception Emits Exception in case of an error.
434	*/
435	public function summary_data( bool $for_hub = false ): array {
436	$timezone = wp_timezone();
437
438	// Monthly count.
439	$date_from = ( new DateTime( '-30 days', $timezone ) )
440	->setTime( 0, 0, 0 )
441	->getTimestamp();
442	$date_to = ( new DateTime( 'now', $timezone ) )
443	->setTime( 23, 59, 59 )
444	->getTimestamp();
445	$month_count = Audit_Log::count( $date_from, $date_to );
446
447	// Weekly count.
448	$date_from = ( new DateTime( '-7 days', $timezone ) )
449	->setTime( 0, 0, 0 )
450	->getTimestamp();
451	$week_count = Audit_Log::count( $date_from, $date_to );
452
453	// Daily count. Sync data to the Hub without timezone.
454	$date_from = $for_hub ? new DateTime( 'now' ) : new DateTime( 'now', wp_timezone() );
455	$date_from = $date_from->modify( '-24 hours' )->setTime( 0, 0, 0 )->getTimestamp();
456	$day_count = Audit_Log::count( $date_from, $date_to );
457
458	// Get the last item.
459	$last = Audit_Log::get_last();
460	if ( is_object( $last ) ) {
461	$last = $for_hub
462	? $this->persistent_hub_datetime_format( $last->timestamp )
463	: $this->format_date_time( $last->timestamp );
464	} else {
465	$last = 'n/a';
466	}
467
468	return array(
469	'monthCount' => $month_count,
470	'weekCount' => $week_count,
471	'dayCount' => $day_count,
472	'lastEvent' => $last,
473	'report' => wd_di()->get( Audit_Report::class )->to_string(),
474	);
475	}
476
477	/**
478	* Save settings.
479	*
480	* @param Request $request The request object containing new settings data.
481	*
482	* @return Response
483	* @defender_route
484	*/
485	public function save_settings( Request $request ): Response {
486	$data = $request->get_data_by_model( $this->model );
487
488	$this->model->import( $data );
489	if ( $this->model->validate() ) {
490	$this->model->save();
491	}
492
493	Config_Hub_Helper::set_clear_active_flag();
494
495	return new Response(
496	true,
497	array_merge(
498	$this->data_frontend(),
499	array(
500	'message' => esc_html__( 'Your settings have been updated.', 'defender-security' ),
501	'auto_close' => true,
502	'model' => $this->model->export(),
503	)
504	)
505	);
506	}
507
508	/**
509	* Provides the audit settings data used outside the Audit Logging page.
510	*
511	* @return array
512	*/
513	public function settings_data_frontend(): array {
514	return array_merge(
515	array(
516	'model' => $this->model->export(),
517	),
518	$this->dump_routes_and_nonces()
519	);
520	}
521
522	/**
523	* Converts the current state of the object to an array.
524	*
525	* @return array Returns an associative array of object properties.
526	*/
527	public function to_array(): array {
528	return array_merge(
529	array(
530	'enabled' => $this->is_active(),
531	'report' => true,
532	),
533	$this->dump_routes_and_nonces()
534	);
535	}
536
537	/**
538	* Removes settings for all submodules.
539	*/
540	public function remove_settings(): void {
541	( new Model_Audit_Logging() )->delete();
542	}
543
544	/**
545	* Delete all the data & the cache.
546	*/
547	public function remove_data(): void {
548	Audit_Log::truncate();
549	// Remove cached data.
550	Array_Cache::remove( 'sockets', 'audit' );
551	Array_Cache::remove( 'logs', 'audit' );
552	Array_Cache::remove( 'menu_updated', 'audit' );
553	Array_Cache::remove( 'post_updated', 'audit' );
554	delete_site_option( 'wd_audit_fetch_checkpoint' );
555	}
556
557	/**
558	* Provides data for the frontend.
559	*
560	* @return array An array of data for the frontend.
561	* @throws Exception If there is an error.
562	*/
563	public function data_frontend(): array {
564	$logs = array();
565	$count = 0;
566	$per_page = self::DEFAULT_PER_PAGE;
567	$total_page = 1;
568	if ( $this->is_active() ) {
569	$timezone = wp_timezone();
570	$date_from = ( new DateTime( '-7 days', $timezone ) )->setTime( 0, 0, 0 );
571	$date_to = ( new DateTime( 'now', $timezone ) )->setTime( 23, 59, 59 );
572	$ip_address = sanitize_text_field( defender_get_data_from_request( 'ip', 'g' ) );
573	$result = $this->service->fetch(
574	$date_from->getTimestamp(),
575	$date_to->getTimestamp(),
576	array(),
577	'',
578	$ip_address,
579	1,
580	$per_page
581	);
582	if ( ! is_wp_error( $result ) ) {
583	$logs = $this->format_log_rows( $result );
584	// Skip COUNT query when the first page is a partial result — it's cheaper than a second DB round-trip.
585	if ( count( $logs ) < $per_page ) {
586	$count = count( $logs );
587	} else {
588	$count = Audit_Log::count( $date_from->getTimestamp(), $date_to->getTimestamp(), array(), '', $ip_address );
589	}
590	$total_page = ceil( $count / $per_page );
591	}
592	}
593
594	return array(
595	'auditLogging' => array_merge(
596	array(
597	'model' => $this->model->export(),
598	'logs' => $logs,
599	'events_type' => Audit_Log::allowed_events(),
600	'summary' => array(
601	'count_7_days' => $count,
602	'report' => wd_di()->get( Audit_Report::class )->to_string(),
603	),
604	'paging' => array(
605	'paged' => 1,
606	'total_pages' => $total_page,
607	'count' => $count,
608	),
609	),
610	$this->dump_routes_and_nonces()
611	),
612	'antibot' => wd_di()->get( Antibot_Global_Firewall::class )->data_frontend(),
613	);
614	}
615
616	/**
617	* Imports data into the model.
618	*
619	* @param array $data Data to be imported into the model.
620	*
621	* @throws Exception If table is not defined.
622	*/
623	public function import_data( array $data ) {
624	$model = $this->model;
625	if ( array() === $data ) {
626	$model->enabled = false;
627	$model->storage_days = '6 months';
628	$model->save();
629	} else {
630	$model->import( $data );
631	if ( $model->validate() ) {
632	$model->save();
633	}
634	}
635	}
636
637	/**
638	* Exports strings.
639	*
640	* @return array An array of strings.
641	*/
642	public function export_strings(): array {
643	$strings = $this->is_active()
644	? array( esc_html__( 'Active', 'defender-security' ) )
645	: array( esc_html__( 'Inactive', 'defender-security' ) );
646
647	$strings[] = sprintf(
648	/* translators: %s: Html for Pro-tag. */
649	esc_html__( 'Email report inactive %s', 'defender-security' ),
650	'<span class="sui-tag sui-tag-pro">Pro</span>'
651	);
652
653	return $strings;
654	}
655
656	/**
657	* Generates configuration strings based on the provided configuration.
658	*
659	* @param array $config Configuration data.
660	*
661	* @return array Returns an array of configuration strings.
662	*/
663	public function config_strings( array $config ): array {
664	$strings = $config['enabled']
665	? array( esc_html__( 'Active', 'defender-security' ) )
666	: array( esc_html__( 'Inactive', 'defender-security' ) );
667
668	$strings[] = sprintf(
669	/* translators: %s: Html for Pro-tag. */
670	esc_html__( 'Email report inactive %s', 'defender-security' ),
671	'<span class="sui-tag sui-tag-pro">Pro</span>'
672	);
673
674	return $strings;
675	}
676	}
677