booktics / core / module / google-calendar / Controller / calendar-sync-controller.php

calendar-sync-controller.php in Booktics – Appointment Booking Calendar for Service Businesses 1.0.27, at core/module/google-calendar/Controller/calendar-sync-controller.php

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1	<?php
2	/**
3	* Calendar Sync Controller
4	*
5	* @package BookticsGoogleCalendar\Google\Controller
6	*/
7
8	namespace Booktics\Module\Google_Calendar\Controller;
9
10	if ( ! defined( 'ABSPATH' ) ) exit;
11
12	use Booktics\Abstracts\Base_Rest_Controller;
13	use Booktics\Module\Google_Calendar\Service\Calendar;
14	use Booktics\Models\Appointment_Model;
15	use Booktics\Models\Service_Model;
16	use WP_REST_Request;
17	use WP_Error;
18
19	/**
20	* Class Calendar_Sync_Controller
21	*/
22	class Calendar_Sync_Controller extends Base_Rest_Controller {
23
24	/**
25	* The namespace of this controller's route.
26	*
27	* @var string
28	*/
29	protected $namespace = 'booktics/v1';
30
31	/**
32	* The base of this controller's route.
33	*
34	* @var string
35	*/
36	protected $rest_base = 'sync/events';
37
38	/**
39	* Google Calendar service instance.
40	*
41	* @var Calendar
42	*/
43	private $calendar;
44
45	/**
46	* Temporary storage for appointment data before deletion.
47	*
48	* @var array
49	*/
50	private $deletion_data = array();
51
52	/**
53	* Initialize the class and set up hooks.
54	*/
55	public function __construct() {
56	$this->calendar = new Calendar();
57	$this->register();
58	}
59
60	/**
61	* Register the routes for the controller.
62	*/
63	public function register_routes(): void {
64	add_filter( 'booktics_appointments_for_calendar_view', array( $this, 'add_google_appointments' ), 10, 2 );
65	add_filter( 'booktics_appointment_scheduled_notification_flow_data', [ $this, 'get_meet_url' ], 10, 2 );
66	add_filter( 'booktics_order_created_notification_flow_data', [ $this, 'get_meet_url_for_order_mail' ], 10, 3 );
67	add_filter( 'booktics_booking_calendar_urls', array( $this, 'get_add_to_calendar_links' ), 10, 2 );
68
69	add_action( 'booktics_after_appointment_created', array( $this, 'handle_appointment_created' ), 10, 1 );
70	add_action( 'booktics_after_appointment_updated', array( $this, 'handle_appointment_updated' ), 10, 1 );
71	add_action( 'booktics_after_appointment_cancelled', array( $this, 'handle_appointment_cancelled' ), 10, 1 );
72	add_action( 'before_delete_post', array( $this, 'capture_appointment_data_before_delete' ), 10, 1 );
73	add_action( 'booktics_after_appointment_deleted', array( $this, 'handle_appointment_deleted' ), 10, 1 );
74	}
75
76	/**
77	* Add Google Calendar appointments to the appointments list.
78	*
79	* @param array $appointments The appointments list.
80	* @param array $args The arguments passed to the function.
81	* @return array The modified appointments list.
82	*/
83	public function add_google_appointments( $appointments, $args ) {
84	$api_filters = $this->get_google_calendar_api_filters( $args );
85	$google_calendar_appointments = $this->calendar->get_google_calendar_events( get_current_user_id(), $api_filters );
86
87	if ( is_wp_error( $google_calendar_appointments ) ) {
88	return $appointments;
89	}
90
91	// Get all existing Google Calendar event IDs from Booktics appointments to avoid duplicates
92	$existing_event_ids = $this->get_existing_google_event_ids( $appointments );
93
94	foreach ( $google_calendar_appointments as $event ) {
95	// Skip events that already exist as Booktics appointments
96	if ( isset( $event['id'] ) && in_array( $event['id'], $existing_event_ids ) ) {
97	continue;
98	}
99
100	$appointments[] = $this->calendar->prepare_appointment_data_from_event( $event );
101	}
102
103	return $appointments;
104	}
105
106	/**
107	* Get existing Google Calendar event IDs from current appointments to avoid duplicates.
108	*
109	* @param array $appointments The current appointments list.
110	* @return array Array of Google Calendar event IDs.
111	*/
112	private function get_existing_google_event_ids( $appointments ) {
113	$existing_event_ids = array();
114
115	// Get event IDs from the passed appointments array
116	foreach ( $appointments as $appointment ) {
117	$event_id = get_post_meta( $appointment->id, '_google_calendar_event_id', true );
118	if ( ! empty( $event_id ) ) {
119	$existing_event_ids[] = $event_id;
120	}
121	}
122
123	return array_unique( $existing_event_ids );
124	}
125
126	/**
127	* On appointment created, create a Google Calendar event for the booking.
128	*
129	* @param \Booktics\Models\Appointment_Model $appointment appointment data
130	*/
131	public function handle_appointment_created( $appointment ) {
132	try {
133	$team_member_id = get_post_meta( $appointment->id, 'team_member_id', true );
134
135	// If not in meta, check if it's a property of the appointment object
136	if ( !$team_member_id && isset( $appointment->team_member_id ) ) {
137	$team_member_id = $appointment->team_member_id;
138	}
139
140	$event_id = $this->calendar->create_event( $appointment, $team_member_id );
141
142	if ( $event_id ) {
143	update_post_meta( $appointment->id, '_google_calendar_event_id', $event_id );
144	}
145	} catch ( \Throwable $e ) {
146	if ( defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
147	error_log( '[Booktics Google Calendar] Failed to create Google Calendar event: ' . $e->getMessage() ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
148	}
149	}
150	}
151
152	/**
153	* On appointment updated, update the Google Calendar event for the booking.
154	*
155	* @param \Booktics\Models\Appointment_Model $appointment appointment data
156	*/
157	public function handle_appointment_updated( $appointment ) {
158	try {
159	$team_member_id = get_post_meta( $appointment->id, 'team_member_id', true );
160	$event_id = get_post_meta( $appointment->id, '_google_calendar_event_id', true );
161
162	if ( $event_id ) {
163	$this->calendar->update_event( $event_id, $appointment, $team_member_id );
164	}
165	} catch ( \Throwable $e ) {
166	if ( defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
167	error_log( 'Failed to updated Google Calendar event: ' . $e->getMessage() ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
168	}
169	}
170	}
171
172	/**
173	* On appointment cancelled, remove its Google Calendar event.
174	*
175	* A cancellation only flips the appointment status (no post deletion), so
176	* the delete hooks never fire. Without this the calendar event lingers in
177	* the team member's calendar for a booking that was auto-cancelled (e.g. an
178	* abandoned/unpaid online booking) or refunded, keeping the slot visually
179	* blocked. Deleting the event frees the calendar slot to match the freed
180	* appointment slot.
181	*
182	* @param \Booktics\Models\Appointment_Model $appointment appointment data
183	*/
184	public function handle_appointment_cancelled( $appointment ) {
185	try {
186	if ( ! isset( $appointment->id ) ) {
187	return;
188	}
189
190	$event_id = get_post_meta( $appointment->id, '_google_calendar_event_id', true );
191	$team_member_id = get_post_meta( $appointment->id, 'team_member_id', true );
192
193	if ( ! $team_member_id && isset( $appointment->team_member_id ) ) {
194	$team_member_id = $appointment->team_member_id;
195	}
196
197	if ( ! $event_id \|\| ! $team_member_id ) {
198	return;
199	}
200
201	if ( $this->calendar->delete_event( $event_id, $team_member_id ) ) {
202	delete_post_meta( $appointment->id, '_google_calendar_event_id' );
203	}
204	} catch ( \Throwable $e ) {
205	if ( defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
206	error_log( '[Booktics Google Calendar] Failed to delete Google Calendar event on cancel: ' . $e->getMessage() ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
207	}
208	}
209	}
210
211	/**
212	* Capture appointment Google Calendar data before WordPress deletes the post.
213	*
214	* @param int $post_id Post ID being deleted
215	*/
216	public function capture_appointment_data_before_delete( $post_id ) {
217	// Only process booktics appointments
218	if ( get_post_type( $post_id ) !== 'booktics-appointment' ) {
219	return;
220	}
221
222	// Capture the data we need before deletion
223	$team_member_id = get_post_meta( $post_id, 'team_member_id', true );
224	$event_id = get_post_meta( $post_id, '_google_calendar_event_id', true );
225
226	if ( $team_member_id && $event_id ) {
227	$this->deletion_data[ $post_id ] = array(
228	'team_member_id' => $team_member_id,
229	'event_id' => $event_id,
230	);
231	}
232	}
233
234	public function handle_appointment_deleted( $appointment ) {
235	try {
236	// Get the data we captured before deletion
237	if ( ! isset( $this->deletion_data[ $appointment->id ] ) ) {
238	return;
239	}
240
241	$data = $this->deletion_data[ $appointment->id ];
242	$team_member_id = $data['team_member_id'];
243	$event_id = $data['event_id'];
244
245	if ( $event_id && $team_member_id ) {
246	$deleted = $this->calendar->delete_event( $event_id, $team_member_id );
247	if ( $deleted ) {
248	// Clean up the stored data
249	unset( $this->deletion_data[ $appointment->id ] );
250	}
251	}
252	} catch ( \Throwable $e ) {
253	if ( defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
254	error_log( '[Booktics Google Calendar] Exception in handle_appointment_deleted: ' . $e->getMessage() ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
255	}
256	}
257	}
258
259	/**
260	* Check if a given request has permission to sync events.
261	*
262	* @param WP_REST_Request $request Full data about the request.
263	* @return bool\|WP_Error
264	*/
265	public function permission_check( $request ) {
266	if ( ! current_user_can( 'manage_options' ) ) {
267	return new WP_Error(
268	'rest_forbidden',
269	__( 'You do not have sufficient permissions to access this endpoint.', 'booktics' ),
270	array( 'status' => 403 )
271	);
272	}
273
274	return true;
275	}
276
277	/**
278	* Get the query params for collections.
279	*
280	* @return array
281	*/
282	public function get_collection_params() {
283	return array(
284	'team_member_id' => array(
285	'description' => __( 'Team member ID to sync calendar for.', 'booktics' ),
286	'type' => 'integer',
287	'required' => true,
288	'validate_callback' => 'absint',
289	'sanitize_callback' => 'absint',
290	),
291	);
292	}
293
294	/**
295	* Get Google Meet URL for order mail
296	*
297	* @param array $notification_flow_data The notification flow data
298	* @param array $formatted_appointment The formatted appointment data
299	* @param Order_Model $order_model The order model for the notification data
300	*
301	* @return array The updated notification flow data with Google Meet URL
302	*/
303	public function get_meet_url_for_order_mail( $notification_flow_data, $formatted_appointment, $order_model ) {
304	try {
305	return $this->get_meet_url( $notification_flow_data, $formatted_appointment );
306	} catch ( \Throwable $e) {
307	return $notification_flow_data;
308	}
309	}
310
311	/**
312	* Get Google Meet URL
313	*
314	* @param array $notification_flow_data The notification flow data
315	* @param array $formatted_appointment The formatted appointment data
316	*
317	* @return array The updated notification flow data with Google Meet URL
318	*/
319	public function get_meet_url( $notification_flow_data, $formatted_appointment ) {
320	if ( ! isset ( $formatted_appointment['service']['enable_google_meet'] ) ) {
321	return $notification_flow_data;
322	}
323
324	// If Google Meet is not enabled for the service, return the original notification flow data
325	if ( ! $formatted_appointment['service']['enable_google_meet'] ) {
326	return $notification_flow_data;
327	}
328
329	$user_id = $formatted_appointment['team']['id'] ?? null;
330
331	if ( empty( $user_id ) ) {
332	return $notification_flow_data;
333	}
334
335	// get_access_token_for_api() also refreshes the token when it has expired.
336	$access_token = $this->calendar->get_access_token_for_api( $user_id );
337
338	if ( empty( $access_token ) ) {
339	// The booking's own team member owns the Meet link, so a member who never
340	// connected Google - or whose token has died - silently drops the link
341	// from the email. Log it, otherwise the only symptom is an empty
342	// google_meet_url smart tag with nothing to explain it.
343	if ( defined( 'WP_DEBUG_LOG' ) && WP_DEBUG_LOG ) {
344	error_log( '[Booktics Google Calendar] No usable Google token for team member ' . $user_id . '; skipping Meet link.' ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log
345	}
346
347	return $notification_flow_data;
348	}
349	try {
350	// Get the WordPress timezone
351	$timezone = wp_timezone();
352	$timezone_string = $timezone->getName();
353
354	// Appointment date/time are stored in UTC. Combine them so the Meet event lands on the actual appointment date instead of "today".
355	$appointment_date = $formatted_appointment['date'] ?? '';
356	$start_timestamp = strtotime( $appointment_date . ' ' . $formatted_appointment['start_time'] . ' UTC' );
357	$end_timestamp = strtotime( $appointment_date . ' ' . $formatted_appointment['end_time'] . ' UTC' );
358
359	// Format dates in ISO 8601 format with timezone using wp_date
360	$start_time = wp_date( 'c', $start_timestamp, $timezone );
361	$end_time = wp_date( 'c', $end_timestamp, $timezone );
362
363	$event_data = array(
364	'summary' => __( 'Booktics Meeting', 'booktics' ),
365	'start' => array(
366	'dateTime' => $start_time,
367	'timeZone' => $timezone_string,
368	),
369	'end' => array(
370	'dateTime' => $end_time,
371	'timeZone' => $timezone_string,
372	),
373	'conferenceData' => array(
374	'createRequest' => array(
375	'requestId' => uniqid( 'meet_', true ),
376	'conferenceSolutionKey' => array(
377	'type' => 'hangoutsMeet',
378	),
379	),
380	),
381	);
382
383	$response = wp_remote_post(
384	'https://www.googleapis.com/calendar/v3/calendars/primary/events?conferenceDataVersion=1',
385	array(
386	'headers' => array(
387	'Authorization' => 'Bearer ' . $access_token,
388	'Content-Type' => 'application/json',
389	),
390	'body' => wp_json_encode( $event_data ),
391	'timeout' => 15,
392	)
393	);
394
395	if ( is_wp_error( $response ) ) {
396	return $notification_flow_data;
397	}
398
399	$body = json_decode( wp_remote_retrieve_body( $response ), true );
400
401	// Get the Meet link from conferenceData
402	if ( isset( $body['hangoutLink'] ) ) {
403	$notification_flow_data['google_meet_url'] = esc_url_raw( $body['hangoutLink'] );
404	return $notification_flow_data;
405	}
406
407	// Fallback or log error
408	return $notification_flow_data;
409	} catch ( \Throwable $e ) {
410	return $notification_flow_data;
411	}
412	}
413
414	/**
415	* Get Google Calendar API filters.
416	*
417	* @param array $args The arguments passed to the function.
418	* @return array The API filters.
419	*/
420	private function get_google_calendar_api_filters( $args ) {
421	$api_filters = array();
422
423	// Get start and end dates from args in appropriate format
424	if ( isset( $args['start_date'] ) ) {
425	$api_filters['timeMin'] = rawurlencode( wp_date( DATE_RFC3339, strtotime( $args['start_date'] ) ) );
426	}
427
428	if ( isset( $args['end_date'] ) ) {
429	$api_filters['timeMax'] = rawurlencode( wp_date( DATE_RFC3339, strtotime( $args['end_date'] ) ) );
430	}
431
432	return $api_filters;
433	}
434
435	/**
436	* Adds add event to google calendar link for customers in the thank you page.
437	*
438	* @param array $calendars The calendars list.
439	* @param array $request The request data.
440	* @return array The modified calendars list.
441	*/
442	public function get_add_to_calendar_links( $calendars, $request ) {
443	$meeting_id = ! empty( $request['meeting_id'] ) ? intval( $request['meeting_id'] ) : 0;
444	$booking_date = ! empty( $request['booking_date'] ) ? sanitize_text_field( $request['booking_date'] ) : '';
445	$start_time = ! empty( $request['start_time'] ) ? sanitize_text_field( $request['start_time'] ) : '';
446	$end_time = ! empty( $request['end_time'] ) ? sanitize_text_field( $request['end_time'] ) : '';
447
448	$meeting = ( new Appointment_Model( $meeting_id ) )->to_array();
449	$service = ( new Service_Model( $meeting['service_id'] ) )->to_array();
450	// Use the appointment's timezone if available, otherwise fallback to WordPress timezone
451	$appointment_timezone = ! empty( $meeting['timezone'] ) ? $meeting['timezone'] : wp_timezone_string();
452
453	$google_url = $this->get_add_to_google_calendar_url(
454	array(
455	'date' => $booking_date,
456	'start_time' => $start_time,
457	'end_time' => $end_time,
458	'title' => $service['title'],
459	'description' => $meeting['note'],
460	'timezone' => $appointment_timezone,
461	)
462	);
463
464	$calendars = array();
465
466	if ( $google_url ) {
467	$calendars[] = array(
468	'id' => 'google',
469	'name' => esc_html__( 'Google', 'booktics' ),
470	'url' => esc_url_raw( $google_url ),
471	);
472	}
473
474	return $calendars;
475	}
476
477	/**
478	* Get Google Calendar URL that will be used to add event to Google Calendar
479	* From the customer side.
480	*
481	* @param array $args {
482	* @type string $date Booking date in 'Y-m-d' format.
483	* @type string $start_time Start time in 'H:i' format.
484	* @type string $end_time End time in 'H:i' format.
485	* @type string $location Event location.
486	* @type string $title Event title.
487	* @type string $description Event description.
488	* @type string $timezone Event timezone.
489	* }
490	*
491	* @return string Google Calendar URL
492	*/
493	private function get_add_to_google_calendar_url( $args = array() ) {
494	$defaults = array(
495	'date' => '',
496	'start_time' => '',
497	'end_time' => '',
498	'location' => '',
499	'title' => '',
500	'description' => '',
501	'timezone' => '',
502	);
503
504	$args = wp_parse_args( $args, $defaults );
505
506	if ( empty( $args['date'] ) \|\| empty( $args['start_time'] ) \|\| empty( $args['end_time'] ) ) {
507	return '';
508	}
509
510	// Create datetime objects with the appointment's timezone and convert to UTC
511	try {
512	// Use the provided timezone for the appointment
513	$appointment_timezone = new \DateTimeZone( $args['timezone'] ?: wp_timezone_string() );
514
515	// Create DateTime objects in the appointment's timezone
516	$start_dt = new \DateTime( $args['date'] . ' ' . $args['start_time'], $appointment_timezone );
517	$end_dt = new \DateTime( $args['date'] . ' ' . $args['end_time'], $appointment_timezone );
518
519	// Convert to UTC for Google Calendar
520	$start_dt->setTimezone( new \DateTimeZone( 'UTC' ) );
521	$end_dt->setTimezone( new \DateTimeZone( 'UTC' ) );
522
523	// Format as Google expects: YYYYMMDDTHHMMSSZ
524	$start_utc = $start_dt->format( 'Ymd\THis\Z' );
525	$end_utc = $end_dt->format( 'Ymd\THis\Z' );
526	} catch ( \Throwable $e ) {
527	return '';
528	}
529
530	$params = array(
531	'action' => 'TEMPLATE',
532	'text' => $args['title'],
533	'dates' => $start_utc . '/' . $end_utc,
534	'details' => $args['description'],
535	'location' => $args['location'],
536	'sf' => 'true',
537	'output' => 'xml',
538	'ctz' => $args['timezone'],
539	);
540
541	return 'https://calendar.google.com/calendar/render?' . http_build_query( $params );
542	}
543	}
544