event-post / inc / class-children.php

class-children.php in Event Post 6.0.0, at inc/class-children.php

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1	<?php
2	/**
3	* Manage sub events
4	*
5	* @package event-post
6	* @version 6.0.0
7	* @since 4.3
8	*/
9
10	namespace EventPost;
11
12	if ( ! defined( 'ABSPATH' ) ) exit;
13
14	$Children = new Children();
15
16	/**
17	* Manage child events
18	*/
19	class Children{
20
21	var $POST_TYPE;
22
23	function __construct() {
24
25	$this->POST_TYPE = 'eventpost';
26
27	// Hook into the plugin
28
29	add_action('eventpost_getsettings_action', array(&$this, 'get_settings'), 1, 2);
30	add_action('eventpost_settings_form', array(&$this, 'settings_form'));
31	add_action('evenpost_init', array(&$this, 'init'));
32	add_action('wp_loaded', array(&$this, 'add_post_type'));
33	}
34
35	/**
36	* PHP4 constructor
37	*/
38	function Children() {
39	$this->__construct();
40	}
41
42
43	/**
44	* Initialize
45	*
46	* @param object $EP
47	*
48	* @return void
49	*/
50	function init($EP) {
51	// Ensure EventPost\Children is required.
52	if (!$EP->settings['children_enabled']) {
53	return;
54	}
55
56	add_filter('eventpost_retreive', array(&$this, 'retreive'));
57	add_filter('eventpost_get_post_types', array(&$this, 'get_post_types'));
58	add_filter('eventpost_contentbar', array(&$this, 'display_single'), 3, 2);
59
60	add_action('eventpost_add_custom_box', array(&$this, 'add_custom_box'));
61	add_filter('eventpost_add_custom_box_position', array(&$this, 'add_custom_box_position'), 1, 2);
62	add_action('admin_notices', array(&$this, 'notice'));
63	add_action('save_post', array(&$this, 'save_postdata'), 100);
64	add_action('edit_form_top', array(&$this, 'edit_form_top'), 1);
65
66	add_action('admin_post_EventPostAddChild', array(&$this, 'add_child_admin_post'));
67	add_action('admin_post_EventPostDeleteChild', array(&$this, 'delete_child_admin_post'));
68
69	add_action('wp_ajax_EventPostAddChild', array(&$this, 'add_child_ajax'));
70	add_action('wp_ajax_EventPostDeleteChild', array(&$this, 'delete_child_ajax'));
71
72	add_filter('eventpost_columns_head', array(&$this, 'columns_head'));
73	add_action('eventpost_columns_content', array(&$this, 'columns_content'), 10, 2);
74	}
75
76	/**
77	* Registers custom post-type
78	*
79	* @return void
80	*/
81	function add_post_type(){
82	register_post_type(
83	$this->POST_TYPE,
84	array(
85	'label' => __("Event post",'event-post'),
86	'description' => 'Child of event posts',
87	'public' => false,
88	'publicly_queryable'=>true,
89	'show_ui' => true,
90	'show_in_menu' => false,
91	'capability_type' => 'post',
92	'hierarchical' => false,
93	'rewrite' => array('slug' => ''),
94	'taxonomies'=>get_taxonomies(),
95	'query_var' => true,
96	'has_archive' => false,
97	'supports' => array('page_attributes', 'author'),
98	'labels' => array (
99	'name' => __("Event post",'event-post'),
100	'singular_name' => __("Event post",'event-post'),
101	'menu_name' => __("Event post",'event-post'),
102	'add_new' => __('add','event-post'),
103	'add_new_item' => __('Add event child','event-post'),
104	'edit' => __('Edit','event-post'),
105	'edit_item' => __('Edit event child','event-post'),
106	'new_item' => __('New','event-post'),
107	'view' => __('View','event-post'),
108	'view_item' => __('View event child','event-post'),
109	'search_items' => __('Search event children','event-post'),
110	'not_found' => __('No event child Found','event-post'),
111	'parent' => __(' Event post Parent','event-post'),
112	)
113	)
114	);
115
116	}
117
118	/**
119	* Alter settings from eventpost_getsettings_action filter
120	*
121	* @param array reference &$ep_settings
122	* @param boolean reference &$reg_settings
123	*/
124	function get_settings(&$ep_settings, &$reg_settings) {
125	if (!isset($ep_settings['children_enabled'])) {
126	$ep_settings['children_enabled'] = false;
127	$reg_settings = true;
128	}
129	elseif($ep_settings['children_enabled']==true && !in_array($this->POST_TYPE, $ep_settings['posttypes'])){
130	array_push($ep_settings['posttypes'], $this->POST_TYPE);
131	}
132	if (!isset($ep_settings['children_sync_tax'])) {
133	$ep_settings['children_sync_tax'] = false;
134	$reg_settings = true;
135	}
136	}
137
138
139	/**
140	* Add custom box
141	*
142	* @param string $post_type
143	*
144	* @global \EventPost $EventPost
145	*/
146	function add_custom_box($post_type){
147	global $EventPost;
148	if($post_type==$this->POST_TYPE){
149	return;
150	}
151	add_meta_box('event_post_children', __('Children events', 'event-post'), array(&$this, 'inner_custom_box_children'), $post_type, $EventPost->settings['adminpos'], 'core');
152	}
153
154	function add_custom_box_position($position, $post_type){
155	if($post_type==$this->POST_TYPE){
156	$position = 'advanced';
157	}
158	return $position;
159	}
160
161	/**
162	* Remove self post type form global list
163	*
164	* @param array $post_types
165	*
166	* @return array
167	*/
168	function get_post_types($post_types=array()){
169	unset($post_types[$this->POST_TYPE]);
170	return $post_types;
171	}
172
173	/**
174	* Delete a child
175	*
176	* @param int $child_id
177	*
178	* @return bool
179	*/
180	function _delete_child($child_id){
181	return wp_delete_post( $child_id, true );
182	}
183
184	/**
185	* Syncs a child
186	*
187	* @param int $child_id
188	*
189	* @global $EventPost
190	*/
191	function _sync_child($child_id){
192	global $EventPost;
193	if (!$EventPost->settings['children_sync_tax']) {
194	return;
195	}
196	$child = get_post($child_id);
197	$taxonomies = get_object_taxonomies(get_post($child->post_parent));
198	foreach($taxonomies as $taxonomy){
199	wp_set_object_terms($child_id, wp_get_object_terms( $child->post_parent, $taxonomy, array('fields'=>'ids') ), $taxonomy);
200	}
201	}
202
203	/**
204	* Add a child
205	*
206	* @param int $post_id
207	*
208	* @global type $EventPost
209	*
210	* @return int\|WP_Error The post ID on success. The value 0 or WP_Error on failure.
211	*/
212	function _add_child($post_id){
213	global $EventPost;
214	if(!is_numeric($post_id)){
215	return false;
216	}
217
218	$id = wp_insert_post(array(
219	'post_type'=>$this->POST_TYPE,
220	'post_parent'=>$post_id,
221	'post_status'=>'publish',
222	'post_mime_type'=>'text/calendar',
223	));
224
225	if(!is_numeric($id)){
226	return false;
227	}
228	if ($EventPost->settings['children_sync_tax']) {
229	$this->_sync_child($id);
230	}
231	return $id;
232	}
233
234	/**
235	* Get a child
236	*
237	* @param int $post_id
238	*
239	* @global \EventPost $EventPost
240	*
241	* @return array
242	*/
243	function get($post_id){
244	global $EventPost;
245	$param = array(
246	'post_type'=>$this->POST_TYPE,
247	'post_parent'=>$post_id,
248	'post_status'=>array('publish', 'draft'),
249	'posts_per_page'=>-1
250	);
251
252	$children=array();
253	$query = new \WP_Query($param);
254	foreach($query->posts as $post){
255	array_push($children, $EventPost->retreive($post) );
256	}
257	return $children;
258	}
259
260	/**
261	* Saves a child
262	*
263	* @param int $post_id
264	*
265	* @global type $EventPost
266	*
267	* @return void
268	*/
269	public function save_postdata($post_id) {
270	global $EventPost;
271	if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE){
272	return;
273	}
274	if (!$EventPost->settings['children_sync_tax']) {
275	return;
276	}
277	$children = $this->get($post_id);
278	if(count($children)){
279	foreach($children as $child){
280	$this->_sync_child($child->ID);
281	}
282	}
283	}
284
285	/**
286	* Retreive a child's details
287	*
288	* @param \WP_Post $event
289	*
290	* @return object
291	*/
292	function retreive($event){
293	global $EventPost;
294	if($event->post_type == $this->POST_TYPE && $event->post_parent){
295	$parent = $EventPost->retreive($event->post_parent);
296	$event->root_ID = $event->post_parent;
297	$event->post_title = $parent->post_title;
298	$event->permalink = $parent->permalink;
299	$event->post_content = $parent->post_content;
300	$event->description = $parent->description;
301	}
302	return $event;
303	}
304
305
306	/* -------------------- VIEWS ----------------------- */
307
308	/**
309	* Shows notices
310	*/
311	function notice(){
312	if(false === $notice = filter_input(INPUT_GET, 'eventpost_child_notice')){
313	return;
314	}
315	$notices = array(
316	'add_failed'=>array('warning', __( 'An error occured while creating a child event...', 'event-post' )),
317	'delete_success'=>array('success', __( 'Child event has been deleted', 'event-post' )),
318	'delete_failed'=>array('warning', __( 'An error occured while deleting a child event...', 'event-post' ))
319	);
320
321	if(!isset($notices[$notice])){
322	return;
323	}
324
325	?>
326	<div class="notice-<?php echo esc_attr($notices[$notice][0]); ?>"><p><?php echo wp_kses_post($notices[$notice][1]); ?></p></div>
327	<?php
328	}
329
330	function check_admin_legitimity(){
331	if (!wp_verify_nonce(filter_input(INPUT_GET, 'eventpost_children_nonce'), 'eventpost_children_nonce') ){
332	wp_die(esc_html__('Invalid link', 'event-post'));
333	}
334	}
335
336	/**
337	* Triggers child add on form submission
338	*
339	* @return void
340	*/
341	function add_child_admin_post(){
342	$this->check_admin_legitimity();
343
344	if(false === $post_id = filter_input(INPUT_GET, 'post_id', FILTER_SANITIZE_NUMBER_INT)){
345	wp_die(esc_html__('No post ID given...', 'event-post'));
346	}
347
348	if(false !== $child_id = $this->_add_child($post_id)){
349	wp_redirect(admin_url('post.php?post='.$child_id.'&action=edit&post_type=eventpost'));
350	}
351	else{
352	wp_redirect(admin_url('post.php?post='.$post_id.'&action=edit&eventpost_child_notice=add_failed'));
353	}
354	exit;
355	}
356	function add_child_ajax(){
357	if(false === $post_id = filter_input(INPUT_GET, 'post_id', FILTER_SANITIZE_NUMBER_INT)){
358	wp_die(__('No post ID given...', 'event-post'));
359	}
360
361	if(false !== $child_id = $this->_add_child($post_id)){
362	wp_send_json(array(
363	'success'=>true,
364	'child_id'=>$child_id,
365	'edit_url'=>admin_url('post.php?post='.$child_id.'&action=edit')
366	));
367	}
368	else{
369	wp_send_json(array(
370	'success'=>false
371	));
372	}
373	exit;
374	}
375
376	function delete_child_admin_post(){
377	$this->check_admin_legitimity();
378	if(false === $post_id = filter_input(INPUT_GET, 'post_id', FILTER_SANITIZE_NUMBER_INT)){
379	wp_die(esc_html__('No post ID given...', 'event-post'));
380	}
381	if(false === $child_id = filter_input(INPUT_GET, 'child_id', FILTER_SANITIZE_NUMBER_INT)){
382	wp_die(esc_html__('No child ID given...', 'event-post'));
383	}
384
385	if(false !== $this->_delete_child($child_id)){
386	wp_redirect(admin_url('post.php?post='.$post_id.'&action=edit&eventpost_child_notice=delete_success'));
387	}
388	else{
389	wp_redirect(admin_url('post.php?post='.$post_id.'&action=edit&eventpost_child_notice=delete_failed'));
390	}
391	exit;
392	}
393
394	/**
395	* Settings form
396	*
397	* @param type $ep_settings
398	*/
399	function settings_form($ep_settings) {
400	?>
401	<h2><?php esc_html_e('Multi dates', 'event-post'); ?></h2>
402	<table class="form-table" id="eventpost-settings-table-children">
403	<tbody>
404	<tr>
405	<th>
406	<?php esc_html_e('Enable children events', 'event-post') ?>
407	</th>
408	<td>
409	<label for="children_enabled">
410	<input type="checkbox" name="ep_settings[children_enabled]" id="children_enabled" <?php if ($ep_settings['children_enabled'] == '1') {
411	echo esc_attr('checked');
412	} ?> value="1">
413	<?php esc_html_e('Allow event post to create children to events', 'event-post') ?>
414	</label>
415	</td>
416	</tr>
417	<tr>
418	<th>
419	<?php esc_html_e('Synchronize taxonomies', 'event-post') ?>
420	</th>
421	<td>
422	<label for="children_sync_tax">
423	<input type="checkbox" name="ep_settings[children_sync_tax]" id="children_sync_tax" <?php if ($ep_settings['children_sync_tax'] == '1') {
424	echo esc_attr('checked');
425	} ?> value="1">
426	<?php esc_html_e('Make children herit all taxonomies (categories, tags, custom taxonomies...) from the original event.', 'event-post') ?>
427	</label>
428	</td>
429	</tr>
430
431	</tbody>
432	</table><!-- #eventpost-settings-table-children -->
433	<?php
434	}
435
436	/**
437	* Edit form
438	*
439	* @param type $post
440	*/
441	function edit_form_top($post){
442	if($post->post_type==$this->POST_TYPE){
443	$parent = get_post($post->post_parent);
444	?>
445	<a href="<?php echo admin_url('post.php?post='.$parent->ID.'&action=edit'); ?>" class="button button-default">
446	<i class="dashicons dashicons-arrow-left-alt"></i>
447	<?php // translators: %s represents the parent post title ?>
448	<strong><?php printf(esc_html__('Back to %s', 'event-post'), esc_html($parent->post_title)); ?></strong>
449	</a>
450	<?php
451	}
452	}
453
454	/**
455	* Displays the children custom box
456	*
457	* @global \EventPost $EventPost
458	*/
459	function inner_custom_box_children() {
460	global $EventPost;
461	wp_nonce_field('eventpost_children_nonce', 'eventpost_children_nonce');
462	$post_id = get_the_ID();
463	$children = $this->get($post_id);
464	?>
465	<ul id="eventpost-children-list">
466	<?php foreach ($children as $child): ?>
467	<li>
468	<?php echo wp_kses($EventPost->get_singledate($child), EventPost()->kses_tags); ?>
469	<?php echo wp_kses($EventPost->get_singleloc($child), EventPost()->kses_tags); ?>
470	<a class="button button-default eventpost-children-edit" href="<?php echo admin_url('post.php?post='.$child->ID.'&action=edit'); ?>" title="<?php _e('Edit child event', 'event-post'); ?>">
471	<i class="dashicons dashicons-edit"></i>
472	</a>
473	<a class="button button-default eventpost-children-delete" href="<?php echo wp_nonce_url(admin_url('admin-post.php?action=EventPostDeleteChild&post_id='.$post_id.'&child_id='.$child->ID), 'eventpost_children_nonce', 'eventpost_children_nonce'); ?>" title="<?php _e('Delete child event', 'event-post'); ?>">
474	<i class="dashicons dashicons-trash"></i>
475	</a>
476	</li>
477	<?php endforeach; ?>
478	</ul>
479	<a class="button button-default eventpost-children-add" href="<?php echo wp_nonce_url(admin_url('admin-post.php?action=EventPostAddChild&post_id='.$post_id), 'eventpost_children_nonce', 'eventpost_children_nonce'); ?>">
480	<i class="dashicons dashicons-plus"></i>
481	<?php esc_html_e('Add child event', 'event-post'); ?>
482	</a>
483	<?php
484	}
485
486	/**
487	* Alters columns
488	*
489	* @param array $defaults
490	*
491	* @return array
492	*/
493	public function columns_head($defaults) {
494	$defaults['children_events'] = __('Children events', 'event-post');
495	return $defaults;
496	}
497
498	/**
499	* Echoes content of a row in a given column
500	*
501	* @param string $column_name
502	* @param int $post_id
503	*/
504	public function columns_content($column_name, $post_id) {
505	if ($column_name == 'children_events') {
506	$nb = count($this->get($post_id));
507	echo $nb ? '<p align="center">'.esc_html($nb).'</p>' : '';
508	}
509	}
510
511
512	/* -------------------------------------- FRONT -------------------------------*/
513
514	function display_single($eventbar, $event){
515	remove_filter('eventpost_contentbar', array(&$this, 'display_single'), 3, 2);
516	global $EventPost;
517	$children = $this->get($event->ID);
518	if(0 !== $count = count($children)){
519	// translators: %s other dates
520	$eventbar.='<p class="eventpost-children-text-more">'.sprintf(_n('%d other date:', '%d other dates:', $count, 'event-post'), $count).'</p>';
521	foreach($children as $child){
522	$eventbar.=$EventPost->get_single($child, 'event_single', 'single');
523	}
524	}
525	add_filter('eventpost_contentbar', array(&$this, 'display_single'), 3, 2);
526	return $eventbar;
527	}
528
529
530	}
531