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Ticket #3192: groups.php

File groups.php, 40.1 KB (added by paschoolboards, 8 years ago)
Updated Groups.php with Filters added

Line
1	<?php
2
3	/**
4	* bbPress BuddyPress Group Extension Class
5	*
6	* This file is responsible for connecting bbPress to BuddyPress's Groups
7	* Component. It's a great example of how to perform both simple and advanced
8	* techniques to manipulate bbPress's default output.
9	*
10	* @package bbPress
11	* @subpackage BuddyPress
12	* @todo maybe move to BuddyPress Forums once bbPress 1.1 can be removed
13	*/
14
15	// Exit if accessed directly
16	if ( !defined( 'ABSPATH' ) ) exit;
17
18	if ( !class_exists( 'BBP_Forums_Group_Extension' ) && class_exists( 'BP_Group_Extension' ) ) :
19	/**
20	* Loads Group Extension for Forums Component
21	*
22	* @since bbPress (r3552)
23	*
24	* @package bbPress
25	* @subpackage BuddyPress
26	* @todo Everything
27	*/
28	class BBP_Forums_Group_Extension extends BP_Group_Extension {
29
30	/ Methods *************************************************************/
31
32	/**
33	* Setup bbPress group extension variables
34	*
35	* @since bbPress (r3552)
36	*/
37	public function __construct() {
38	$this->setup_variables();
39	$this->setup_actions();
40	$this->setup_filters();
41	$this->maybe_unset_forum_menu();
42	}
43
44	/**
45	* Setup the group forums class variables
46	*
47	* @since bbPress ()
48	*/
49	private function setup_variables() {
50
51	// Component Name
52	$this->name = __( 'Forum', 'bbpress' );
53	$this->nav_item_name = __( 'Forum', 'bbpress' );
54	// $this->nav_item_name = __( 'Discussions', 'bbpress' );
55
56	$this->nav_item_name = apply_filters('bbp_update_nav_item_title', $this->nav_item_name);
57	$this->name = apply_filters('bbp_update_forum_name', $this->name);
58
59	// Component slugs (hardcoded to match bbPress 1.x functionality)
60	$this->slug = 'forum';
61	$this->topic_slug = 'topic';
62	$this->reply_slug = 'reply';
63
64	// Forum component is visible
65	$this->visibility = 'public';
66
67	// Set positions towards end
68	$this->create_step_position = 15;
69	$this->nav_item_position = 10;
70
71	// Allow create step and show in nav
72	$this->enable_create_step = true;
73	$this->enable_nav_item = true;
74	$this->enable_edit_item = true;
75
76	// Template file to load, and action to hook display on to
77	$this->template_file = 'groups/single/plugins';
78	$this->display_hook = 'bp_template_content';
79	}
80
81	/**
82	* Setup the group forums class actions
83	*
84	* @since bbPress (r4552)
85	*/
86	private function setup_actions() {
87
88	// Possibly redirect
89	add_action( 'bbp_template_redirect', array( $this, 'redirect_canonical' ) );
90
91	// Remove group forum cap map when view is done
92	add_action( 'bbp_after_group_forum_display', array( $this, 'remove_group_forum_meta_cap_map' ) );
93
94	// bbPress needs to listen to BuddyPress group deletion.
95	add_action( 'groups_before_delete_group', array( $this, 'disconnect_forum_from_group' ) );
96
97	// Adds a bbPress metabox to the new BuddyPress Group Admin UI
98	add_action( 'bp_groups_admin_meta_boxes', array( $this, 'group_admin_ui_edit_screen' ) );
99
100	// Saves the bbPress options if they come from the BuddyPress Group Admin UI
101	add_action( 'bp_group_admin_edit_after', array( $this, 'edit_screen_save' ) );
102
103	// Adds a hidden input value to the "Group Settings" page
104	add_action( 'bp_before_group_settings_admin', array( $this, 'group_settings_hidden_field' ) );
105	}
106
107	/**
108	* Setup the group forums class filters
109	*
110	* @since bbPress (r4552)
111	*/
112	private function setup_filters() {
113
114	// Group forum pagination
115	add_filter( 'bbp_topic_pagination', array( $this, 'topic_pagination' ) );
116	add_filter( 'bbp_replies_pagination', array( $this, 'replies_pagination' ) );
117
118	// Tweak the redirect field
119	add_filter( 'bbp_new_topic_redirect_to', array( $this, 'new_topic_redirect_to' ), 10, 3 );
120	add_filter( 'bbp_new_reply_redirect_to', array( $this, 'new_reply_redirect_to' ), 10, 3 );
121
122	// Map forum/topic/replys permalinks to their groups
123	add_filter( 'bbp_get_forum_permalink', array( $this, 'map_forum_permalink_to_group' ), 10, 2 );
124	add_filter( 'bbp_get_topic_permalink', array( $this, 'map_topic_permalink_to_group' ), 10, 2 );
125	add_filter( 'bbp_get_reply_permalink', array( $this, 'map_reply_permalink_to_group' ), 10, 2 );
126
127	// Map reply edit links to their groups
128	add_filter( 'bbp_get_reply_edit_url', array( $this, 'map_reply_edit_url_to_group' ), 10, 2 );
129
130	// Map assorted template function permalinks
131	add_filter( 'post_link', array( $this, 'post_link' ), 10, 2 );
132	add_filter( 'page_link', array( $this, 'page_link' ), 10, 2 );
133	add_filter( 'post_type_link', array( $this, 'post_type_link' ), 10, 2 );
134
135	// Map group forum activity items to groups
136	add_filter( 'bbp_before_record_activity_parse_args', array( $this, 'map_activity_to_group' ) );
137
138	/ Caps ************************************************************/
139
140	// Only add these filters if inside a group forum
141	if ( bp_is_single_item() && bp_is_groups_component() && bp_is_current_action( 'forum' ) ) {
142
143	// Allow group member to view private/hidden forums
144	add_filter( 'bbp_map_meta_caps', array( $this, 'map_group_forum_meta_caps' ), 10, 4 );
145
146	// Group member permissions to view the topic and reply forms
147	add_filter( 'bbp_current_user_can_access_create_topic_form', array( $this, 'form_permissions' ) );
148	add_filter( 'bbp_current_user_can_access_create_reply_form', array( $this, 'form_permissions' ) );
149	}
150	}
151
152	/**
153	* The primary display function for group forums
154	*
155	* @since bbPress (r3746)
156	*
157	* @param int $group_id ID of the current group. Available only on BP 2.2+.
158	*/
159	public function display( $group_id = null ) {
160
161	// Prevent Topic Parent from appearing
162	add_action( 'bbp_theme_before_topic_form_forum', array( $this, 'ob_start' ) );
163	add_action( 'bbp_theme_after_topic_form_forum', array( $this, 'ob_end_clean' ) );
164	add_action( 'bbp_theme_after_topic_form_forum', array( $this, 'topic_parent' ) );
165
166	// Prevent Forum Parent from appearing
167	add_action( 'bbp_theme_before_forum_form_parent', array( $this, 'ob_start' ) );
168	add_action( 'bbp_theme_after_forum_form_parent', array( $this, 'ob_end_clean' ) );
169	add_action( 'bbp_theme_after_forum_form_parent', array( $this, 'forum_parent' ) );
170
171	// Hide breadcrumb
172	add_filter( 'bbp_no_breadcrumb', '__return_true' );
173
174	$this->display_forums( 0 );
175	}
176
177	/**
178	* Maybe unset the group forum nav item if group does not have a forum
179	*
180	* @since bbPress (r4552)
181	*
182	* @return If not viewing a single group
183	*/
184	public function maybe_unset_forum_menu() {
185
186	// Bail if not viewing a single group
187	if ( ! bp_is_group() )
188	return;
189
190	// Are forums enabled for this group?
191	$checked = bp_get_new_group_enable_forum() \|\| groups_get_groupmeta( bp_get_new_group_id(), 'forum_id' );
192
193	// Tweak the nav item variable based on if group has forum or not
194	$this->enable_nav_item = (bool) $checked;
195	}
196
197	/**
198	* Allow group members to have advanced priviledges in group forum topics.
199	*
200	* @since bbPress (r4434)
201	*
202	* @param array $caps
203	* @param string $cap
204	* @param int $user_id
205	* @param array $args
206	* @return array
207	*/
208	public function map_group_forum_meta_caps( $caps = array(), $cap = '', $user_id = 0, $args = array() ) {
209
210	switch ( $cap ) {
211
212	// If user is a group mmember, allow them to create content.
213	case 'read_forum' :
214	case 'publish_replies' :
215	case 'publish_topics' :
216	case 'read_hidden_forums' :
217	case 'read_private_forums' :
218	if ( bbp_group_is_member() \|\| bbp_group_is_mod() \|\| bbp_group_is_admin() ) {
219	$caps = array( 'participate' );
220	}
221	break;
222
223	// If user is a group mod ar admin, map to participate cap.
224	case 'moderate' :
225	case 'edit_topic' :
226	case 'edit_reply' :
227	case 'view_trash' :
228	case 'edit_others_replies' :
229	case 'edit_others_topics' :
230	if ( bbp_group_is_mod() \|\| bbp_group_is_admin() ) {
231	$caps = array( 'participate' );
232	}
233	break;
234
235	// If user is a group admin, allow them to delete topics and replies.
236	case 'delete_topic' :
237	case 'delete_reply' :
238	if ( bbp_group_is_admin() ) {
239	$caps = array( 'participate' );
240	}
241	break;
242	}
243
244	return apply_filters( 'bbp_map_group_forum_topic_meta_caps', $caps, $cap, $user_id, $args );
245	}
246
247	/**
248	* Remove the topic meta cap map, so it doesn't interfere with sidebars.
249	*
250	* @since bbPress (r4434)
251	*/
252	public function remove_group_forum_meta_cap_map() {
253	remove_filter( 'bbp_map_meta_caps', array( $this, 'map_group_forum_meta_caps' ), 99, 4 );
254	}
255
256	/ Edit ****************************************************************/
257
258	/**
259	* Show forums and new forum form when editing a group
260	*
261	* @since bbPress (r3563)
262	* @param object $group (the group to edit if in Group Admin UI)
263	* @uses is_admin() To check if we're in the Group Admin UI
264	* @uses bbp_get_template_part()
265	*/
266	public function edit_screen( $group = false ) {
267	$forum_id = 0;
268	$group_id = empty( $group->id ) ? bp_get_new_group_id() : $group->id ;
269	$forum_ids = bbp_get_group_forum_ids( $group_id );
270
271	// Get the first forum ID
272	if ( !empty( $forum_ids ) ) {
273	$forum_id = (int) is_array( $forum_ids ) ? $forum_ids[0] : $forum_ids;
274	}
275
276	// Should box be checked already?
277	$checked = is_admin() ? bp_group_is_forum_enabled( $group ) : bp_get_new_group_enable_forum() \|\| bp_group_is_forum_enabled( bp_get_group_id() ); ?>
278
279	<h4><?php esc_html_e( 'Group Forum Settings', 'bbpress' ); ?></h4>
280
281	<fieldset>
282	<legend class="screen-reader-text"><?php esc_html_e( 'Group Forum Settings', 'bbpress' ); ?></legend>
283	<p><?php esc_html_e( 'Create a discussion forum to allow members of this group to communicate in a structured, bulletin-board style fashion.', 'bbpress' ); ?></p>
284
285	<div class="field-group">
286	<div class="checkbox">
287	<label><input type="checkbox" name="bbp-edit-group-forum" id="bbp-edit-group-forum" value="1"<?php checked( $checked ); ?> /> <?php esc_html_e( 'Yes. I want this group to have a forum.', 'bbpress' ); ?></label>
288	</div>
289
290	<p class="description"><?php esc_html_e( 'Saying no will not delete existing forum content.', 'bbpress' ); ?></p>
291	</div>
292
293	<?php if ( bbp_is_user_keymaster() ) : ?>
294	<div class="field-group">
295	<label for="bbp_group_forum_id"><?php esc_html_e( 'Group Forum:', 'bbpress' ); ?></label>
296	<?php
297	bbp_dropdown( array(
298	'select_id' => 'bbp_group_forum_id',
299	'show_none' => __( '(No Forum)', 'bbpress' ),
300	'selected' => $forum_id
301	) );
302	?>
303	<p class="description"><?php esc_html_e( 'Network administrators can reconfigure which forum belongs to this group.', 'bbpress' ); ?></p>
304	</div>
305	<?php endif; ?>
306
307	<?php if ( !is_admin() ) : ?>
308	<input type="submit" value="<?php esc_attr_e( 'Save Settings', 'bbpress' ); ?>" />
309	<?php endif; ?>
310
311	</fieldset>
312
313	<?php
314
315	// Verify intent
316	if ( is_admin() ) {
317	wp_nonce_field( 'groups_edit_save_' . $this->slug, 'forum_group_admin_ui' );
318	} else {
319	wp_nonce_field( 'groups_edit_save_' . $this->slug );
320	}
321	}
322
323	/**
324	* Save the Group Forum data on edit
325	*
326	* @since bbPress (r3465)
327	* @param int $group_id (to handle Group Admin UI hook bp_group_admin_edit_after )
328	* @uses bbp_new_forum_handler() To check for forum creation
329	* @uses bbp_edit_forum_handler() To check for forum edit
330	*/
331	public function edit_screen_save( $group_id = 0 ) {
332
333	// Bail if not a POST action
334	if ( ! bbp_is_post_request() )
335	return;
336
337	// Admin Nonce check
338	if ( is_admin() ) {
339	check_admin_referer( 'groups_edit_save_' . $this->slug, 'forum_group_admin_ui' );
340
341	// Theme-side Nonce check
342	} elseif ( ! bbp_verify_nonce_request( 'groups_edit_save_' . $this->slug ) ) {
343	bbp_add_error( 'bbp_edit_group_forum_screen_save', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
344	return;
345	}
346
347	$edit_forum = !empty( $_POST['bbp-edit-group-forum'] ) ? true : false;
348	$forum_id = 0;
349	$group_id = !empty( $group_id ) ? $group_id : bp_get_current_group_id();
350
351	// Keymasters have the ability to reconfigure forums
352	if ( bbp_is_user_keymaster() ) {
353	$forum_ids = ! empty( $_POST['bbp_group_forum_id'] ) ? (array) (int) $_POST['bbp_group_forum_id'] : array();
354
355	// Use the existing forum IDs
356	} else {
357	$forum_ids = array_values( bbp_get_group_forum_ids( $group_id ) );
358	}
359
360	// Normalize group forum relationships now
361	if ( !empty( $forum_ids ) ) {
362
363	// Loop through forums, and make sure they exist
364	foreach ( $forum_ids as $forum_id ) {
365
366	// Look for forum
367	$forum = bbp_get_forum( $forum_id );
368
369	// No forum exists, so break the relationship
370	if ( empty( $forum ) ) {
371	$this->remove_forum( array( 'forum_id' => $forum_id ) );
372	unset( $forum_ids[$forum_id] );
373	}
374	}
375
376	// No support for multiple forums yet
377	$forum_id = (int) ( is_array( $forum_ids ) ? $forum_ids[0] : $forum_ids );
378	}
379
380	// Update the group ID and forum ID relationships
381	bbp_update_group_forum_ids( $group_id, (array) $forum_ids );
382	bbp_update_forum_group_ids( $forum_id, (array) $group_id );
383
384	// Update the group forum setting
385	$group = $this->toggle_group_forum( $group_id, $edit_forum );
386
387	// Create a new forum
388	if ( empty( $forum_id ) && ( true === $edit_forum ) ) {
389
390	// Set the default forum status
391	switch ( $group->status ) {
392	case 'hidden' :
393	$status = bbp_get_hidden_status_id();
394	break;
395	case 'private' :
396	$status = bbp_get_private_status_id();
397	break;
398	case 'public' :
399	default :
400	$status = bbp_get_public_status_id();
401	break;
402	}
403
404	// Create the initial forum
405	$forum_id = bbp_insert_forum( array(
406	'post_parent' => bbp_get_group_forums_root_id(),
407	'post_title' => $group->name,
408	'post_content' => $group->description,
409	'post_status' => $status
410	) );
411
412	// Setup forum args with forum ID
413	$new_forum_args = array( 'forum_id' => $forum_id );
414
415	// If in admin, also include the group ID
416	if ( is_admin() && !empty( $group_id ) ) {
417	$new_forum_args['group_id'] = $group_id;
418	}
419
420	// Run the BP-specific functions for new groups
421	$this->new_forum( $new_forum_args );
422	}
423
424	// Redirect after save when not in admin
425	if ( !is_admin() ) {
426	bp_core_redirect( trailingslashit( bp_get_group_permalink( buddypress()->groups->current_group ) . '/admin/' . $this->slug ) );
427	}
428	}
429
430	/**
431	* Adds a metabox to BuddyPress Group Admin UI
432	*
433	* @since bbPress (r4814)
434	*
435	* @uses add_meta_box
436	* @uses BBP_Forums_Group_Extension::group_admin_ui_display_metabox() To display the edit screen
437	*/
438	public function group_admin_ui_edit_screen() {
439	add_meta_box(
440	'bbpress_group_admin_ui_meta_box',
441	_x( 'Discussion Forum', 'group admin edit screen', 'bbpress' ),
442	array( $this, 'group_admin_ui_display_metabox' ),
443	get_current_screen()->id,
444	'side',
445	'core'
446	);
447	}
448
449	/**
450	* Displays the bbPress metabox in BuddyPress Group Admin UI
451	*
452	* @since bbPress (r4814)
453	*
454	* @param object $item (group object)
455	* @uses add_meta_box
456	* @uses BBP_Forums_Group_Extension::edit_screen() To get the html
457	*/
458	public function group_admin_ui_display_metabox( $item ) {
459	$this->edit_screen( $item );
460	}
461
462	/ Create **************************************************************/
463
464	/**
465	* Show forums and new forum form when creating a group
466	*
467	* @since bbPress (r3465)
468	*/
469	public function create_screen( $group_id = 0 ) {
470
471	// Bail if not looking at this screen
472	if ( !bp_is_group_creation_step( $this->slug ) )
473	return false;
474
475	// Check for possibly empty group_id
476	if ( empty( $group_id ) ) {
477	$group_id = bp_get_new_group_id();
478	}
479
480	$checked = bp_get_new_group_enable_forum() \|\| groups_get_groupmeta( $group_id, 'forum_id' ); ?>
481
482	<h4><?php esc_html_e( 'Group Forum', 'bbpress' ); ?></h4>
483
484	<p><?php esc_html_e( 'Create a discussion forum to allow members of this group to communicate in a structured, bulletin-board style fashion.', 'bbpress' ); ?></p>
485
486	<div class="checkbox">
487	<label><input type="checkbox" name="bbp-create-group-forum" id="bbp-create-group-forum" value="1"<?php checked( $checked ); ?> /> <?php esc_html_e( 'Yes. I want this group to have a forum.', 'bbpress' ); ?></label>
488	</div>
489
490	<?php
491	}
492
493	/**
494	* Save the Group Forum data on create
495	*
496	* @since bbPress (r3465)
497	*/
498	public function create_screen_save( $group_id = 0 ) {
499
500	// Nonce check
501	if ( ! bbp_verify_nonce_request( 'groups_create_save_' . $this->slug ) ) {
502	bbp_add_error( 'bbp_create_group_forum_screen_save', __( '<strong>ERROR</strong>: Are you sure you wanted to do that?', 'bbpress' ) );
503	return;
504	}
505
506	// Check for possibly empty group_id
507	if ( empty( $group_id ) ) {
508	$group_id = bp_get_new_group_id();
509	}
510
511	$create_forum = !empty( $_POST['bbp-create-group-forum'] ) ? true : false;
512	$forum_id = 0;
513	$forum_ids = bbp_get_group_forum_ids( $group_id );
514
515	if ( !empty( $forum_ids ) )
516	$forum_id = (int) is_array( $forum_ids ) ? $forum_ids[0] : $forum_ids;
517
518	// Create a forum, or not
519	switch ( $create_forum ) {
520	case true :
521
522	// Bail if initial content was already created
523	if ( !empty( $forum_id ) )
524	return;
525
526	// Set the default forum status
527	switch ( bp_get_new_group_status() ) {
528	case 'hidden' :
529	$status = bbp_get_hidden_status_id();
530	break;
531	case 'private' :
532	$status = bbp_get_private_status_id();
533	break;
534	case 'public' :
535	default :
536	$status = bbp_get_public_status_id();
537	break;
538	}
539
540	// Create the initial forum
541	$forum_id = bbp_insert_forum( array(
542	'post_parent' => bbp_get_group_forums_root_id(),
543	'post_title' => bp_get_new_group_name(),
544	'post_content' => bp_get_new_group_description(),
545	'post_status' => $status
546	) );
547
548	// Run the BP-specific functions for new groups
549	$this->new_forum( array( 'forum_id' => $forum_id ) );
550
551	// Update forum active
552	groups_update_groupmeta( bp_get_new_group_id(), '_bbp_forum_enabled_' . $forum_id, true );
553
554	// Toggle forum on
555	$this->toggle_group_forum( bp_get_new_group_id(), true );
556
557	break;
558	case false :
559
560	// Forum was created but is now being undone
561	if ( !empty( $forum_id ) ) {
562
563	// Delete the forum
564	wp_delete_post( $forum_id, true );
565
566	// Delete meta values
567	groups_delete_groupmeta( bp_get_new_group_id(), 'forum_id' );
568	groups_delete_groupmeta( bp_get_new_group_id(), '_bbp_forum_enabled_' . $forum_id );
569
570	// Toggle forum off
571	$this->toggle_group_forum( bp_get_new_group_id(), false );
572	}
573
574	break;
575	}
576	}
577
578	/**
579	* Used to start an output buffer
580	*/
581	public function ob_start() {
582	ob_start();
583	}
584
585	/**
586	* Used to end an output buffer
587	*/
588	public function ob_end_clean() {
589	ob_end_clean();
590	}
591
592	/**
593	* Creating a group forum or category (including root for group)
594	*
595	* @since bbPress (r3653)
596	* @param type $forum_args
597	* @uses bbp_get_forum_id()
598	* @uses bp_get_current_group_id()
599	* @uses bbp_add_forum_id_to_group()
600	* @uses bbp_add_group_id_to_forum()
601	* @return if no forum_id is available
602	*/
603	public function new_forum( $forum_args = array() ) {
604
605	// Bail if no forum_id was passed
606	if ( empty( $forum_args['forum_id'] ) )
607	return;
608
609	// Validate forum_id
610	$forum_id = bbp_get_forum_id( $forum_args['forum_id'] );
611	$group_id = !empty( $forum_args['group_id'] ) ? $forum_args['group_id'] : bp_get_current_group_id();
612
613	bbp_add_forum_id_to_group( $group_id, $forum_id );
614	bbp_add_group_id_to_forum( $forum_id, $group_id );
615	}
616
617	/**
618	* Removing a group forum or category (including root for group)
619	*
620	* @since bbPress (r3653)
621	* @param type $forum_args
622	* @uses bbp_get_forum_id()
623	* @uses bp_get_current_group_id()
624	* @uses bbp_add_forum_id_to_group()
625	* @uses bbp_add_group_id_to_forum()
626	* @return if no forum_id is available
627	*/
628	public function remove_forum( $forum_args = array() ) {
629
630	// Bail if no forum_id was passed
631	if ( empty( $forum_args['forum_id'] ) )
632	return;
633
634	// Validate forum_id
635	$forum_id = bbp_get_forum_id( $forum_args['forum_id'] );
636	$group_id = !empty( $forum_args['group_id'] ) ? $forum_args['group_id'] : bp_get_current_group_id();
637
638	bbp_remove_forum_id_from_group( $group_id, $forum_id );
639	bbp_remove_group_id_from_forum( $forum_id, $group_id );
640	}
641
642	/**
643	* Listening to BuddyPress Group deletion to remove the forum
644	*
645	* @param int $group_id The group ID
646	* @uses bbp_get_group_forum_ids()
647	* @uses BBP_Forums_Group_Extension::remove_forum()
648	*/
649	public function disconnect_forum_from_group( $group_id = 0 ) {
650
651	// Bail if no group ID available
652	if ( empty( $group_id ) ) {
653	return;
654	}
655
656	// Get the forums for the current group
657	$forum_ids = bbp_get_group_forum_ids( $group_id );
658
659	// Use the first forum ID
660	if ( empty( $forum_ids ) )
661	return;
662
663	// Get the first forum ID
664	$forum_id = (int) is_array( $forum_ids ) ? $forum_ids[0] : $forum_ids;
665	$this->remove_forum( array(
666	'forum_id' => $forum_id,
667	'group_id' => $group_id
668	) );
669	}
670
671	/**
672	* Toggle the enable_forum group setting on or off
673	*
674	* @since bbPress (r4612)
675	*
676	* @param int $group_id The group to toggle
677	* @param bool $enabled True for on, false for off
678	* @uses groups_get_group() To get the group to toggle
679	* @return False if group is not found, otherwise return the group
680	*/
681	public function toggle_group_forum( $group_id = 0, $enabled = false ) {
682
683	// Get the group
684	$group = groups_get_group( array( 'group_id' => $group_id ) );
685
686	// Bail if group cannot be found
687	if ( empty( $group ) )
688	return false;
689
690	// Set forum enabled status
691	$group->enable_forum = (int) $enabled;
692
693	// Save the group
694	$group->save();
695
696	// Maybe disconnect forum from group
697	if ( empty( $enabled ) ) {
698	$this->disconnect_forum_from_group( $group_id );
699	}
700
701	// Update bbPress' internal private and forum ID variables
702	bbp_repair_forum_visibility();
703
704	// Return the group
705	return $group;
706	}
707
708	/ Display Methods *****************************************************/
709
710	/**
711	* Output the forums for a group in the edit screens
712	*
713	* As of right now, bbPress only supports 1-to-1 group forum relationships.
714	* In the future, many-to-many should be allowed.
715	*
716	* @since bbPress (r3653)
717	* @uses bp_get_current_group_id()
718	* @uses bbp_get_group_forum_ids()
719	* @uses bbp_has_forums()
720	* @uses bbp_get_template_part()
721	*/
722	public function display_forums( $offset = 0 ) {
723	global $wp_query;
724
725	// Allow actions immediately before group forum output
726	do_action( 'bbp_before_group_forum_display' );
727
728	// Load up bbPress once
729	$bbp = bbpress();
730
731	/ Query Resets ****************************************************/
732
733	// Forum data
734	$forum_action = bp_action_variable( $offset );
735	$forum_ids = bbp_get_group_forum_ids( bp_get_current_group_id() );
736	$forum_id = array_shift( $forum_ids );
737
738	// Always load up the group forum
739	bbp_has_forums( array(
740	'p' => $forum_id,
741	'post_parent' => null
742	) );
743
744	// Set the global forum ID
745	$bbp->current_forum_id = $forum_id;
746
747	// Assume forum query
748	bbp_set_query_name( 'bbp_single_forum' ); ?>
749
750	<div id="bbpress-forums">
751
752	<?php switch ( $forum_action ) :
753
754	/ Single Forum ********************************************/
755
756	case false :
757	case 'page' :
758
759	// Strip the super stickies from topic query
760	add_filter( 'bbp_get_super_stickies', array( $this, 'no_super_stickies' ), 10, 1 );
761
762	// Unset the super sticky option on topic form
763	add_filter( 'bbp_get_topic_types', array( $this, 'unset_super_sticky' ), 10, 1 );
764
765	// Query forums and show them if they exist
766	if ( bbp_forums() ) :
767
768	// Setup the forum
769	bbp_the_forum(); ?>
770
771	<h3><?php bbp_forum_title(); ?></h3>
772
773	<?php bbp_get_template_part( 'content', 'single-forum' );
774
775	// No forums found
776	else : ?>
777
778	<div id="message" class="info">
779	<p><?php esc_html_e( 'This group does not currently have a forum.', 'bbpress' ); ?></p>
780	</div>
781
782	<?php endif;
783
784	break;
785
786	/ Single Topic ********************************************/
787
788	case $this->topic_slug :
789
790	// hide the 'to front' admin links
791	add_filter( 'bbp_get_topic_stick_link', array( $this, 'hide_super_sticky_admin_link' ), 10, 2 );
792
793	// Get the topic
794	bbp_has_topics( array(
795	'name' => bp_action_variable( $offset + 1 ),
796	'posts_per_page' => 1,
797	'show_stickies' => false
798	) );
799
800	// If no topic, 404
801	if ( ! bbp_topics() ) {
802	bp_do_404( bbp_get_forum_permalink( $forum_id ) ); ?>
803	<h3><?php bbp_forum_title(); ?></h3>
804	<?php bbp_get_template_part( 'feedback', 'no-topics' );
805	return;
806	}
807
808	// Setup the topic
809	bbp_the_topic(); ?>
810
811	<h3><?php bbp_topic_title(); ?></h3>
812
813	<?php
814
815	// Topic edit
816	if ( bp_action_variable( $offset + 2 ) === bbp_get_edit_rewrite_id() ) :
817
818	// Unset the super sticky link on edit topic template
819	add_filter( 'bbp_get_topic_types', array( $this, 'unset_super_sticky' ), 10, 1 );
820
821	// Set the edit switches
822	$wp_query->bbp_is_edit = true;
823	$wp_query->bbp_is_topic_edit = true;
824
825	// Setup the global forum ID
826	$bbp->current_topic_id = get_the_ID();
827
828	// Merge
829	if ( !empty( $_GET['action'] ) && 'merge' === $_GET['action'] ) :
830	bbp_set_query_name( 'bbp_topic_merge' );
831	bbp_get_template_part( 'form', 'topic-merge' );
832
833	// Split
834	elseif ( !empty( $_GET['action'] ) && 'split' === $_GET['action'] ) :
835	bbp_set_query_name( 'bbp_topic_split' );
836	bbp_get_template_part( 'form', 'topic-split' );
837
838	// Edit
839	else :
840	bbp_set_query_name( 'bbp_topic_form' );
841	bbp_get_template_part( 'form', 'topic' );
842
843	endif;
844
845	// Single Topic
846	else:
847	bbp_set_query_name( 'bbp_single_topic' );
848	bbp_get_template_part( 'content', 'single-topic' );
849	endif;
850	break;
851
852	/ Single Reply ********************************************/
853
854	case $this->reply_slug :
855
856	// Get the reply
857	bbp_has_replies( array(
858	'name' => bp_action_variable( $offset + 1 ),
859	'posts_per_page' => 1
860	) );
861
862	// If no topic, 404
863	if ( ! bbp_replies() ) {
864	bp_do_404( bbp_get_forum_permalink( $forum_id ) ); ?>
865	<h3><?php bbp_forum_title(); ?></h3>
866	<?php bbp_get_template_part( 'feedback', 'no-replies' );
867	return;
868	}
869
870	// Setup the reply
871	bbp_the_reply(); ?>
872
873	<h3><?php bbp_reply_title(); ?></h3>
874
875	<?php if ( bp_action_variable( $offset + 2 ) === bbp_get_edit_rewrite_id() ) :
876
877	// Set the edit switches
878	$wp_query->bbp_is_edit = true;
879	$wp_query->bbp_is_reply_edit = true;
880
881	// Setup the global reply ID
882	$bbp->current_reply_id = get_the_ID();
883
884	// Move
885	if ( !empty( $_GET['action'] ) && ( 'move' === $_GET['action'] ) ) :
886	bbp_set_query_name( 'bbp_reply_move' );
887	bbp_get_template_part( 'form', 'reply-move' );
888
889	// Edit
890	else :
891	bbp_set_query_name( 'bbp_reply_form' );
892	bbp_get_template_part( 'form', 'reply' );
893	endif;
894	endif;
895	break;
896	endswitch;
897
898	// Reset the query
899	wp_reset_query(); ?>
900
901	</div>
902
903	<?php
904
905	// Allow actions immediately after group forum output
906	do_action( 'bbp_after_group_forum_display' );
907	}
908
909	/ Super sticky filters *************************************************/
910
911	/**
912	* Strip super stickies from the topic query
913	*
914	* @since bbPress (r4810)
915	* @access private
916	* @param array $super the super sticky post ID's
917	* @return array (empty)
918	*/
919	public function no_super_stickies( $super = array() ) {
920	$super = array();
921	return $super;
922	}
923
924	/**
925	* Unset the type super sticky from topic type
926	*
927	* @since bbPress (r4810)
928	* @access private
929	* @param array $args
930	* @return array $args without the to-front link
931	*/
932	public function unset_super_sticky( $args = array() ) {
933	if ( isset( $args['super'] ) ) {
934	unset( $args['super'] );
935	}
936	return $args;
937	}
938
939	/**
940	* Ugly preg_replace to hide the to front admin link
941	*
942	* @since bbPress (r4810)
943	* @access private
944	* @param string $retval
945	* @param array $args
946	* @return string $retval without the to-front link
947	*/
948	public function hide_super_sticky_admin_link( $retval = '', $args = array() ) {
949	if ( strpos( $retval, '(' ) ) {
950	$retval = preg_replace( '/($.+?)+($)/i', '', $retval );
951	}
952
953	return $retval;
954	}
955
956	/ Redirect Helpers ****************************************************/
957
958	/**
959	* Redirect to the group forum screen
960	*
961	* @since bbPress (r3653)
962	* @param str $redirect_url
963	* @param str $redirect_to
964	*/
965	public function new_topic_redirect_to( $redirect_url = '', $redirect_to = '', $topic_id = 0 ) {
966	if ( bp_is_group() ) {
967	$topic = bbp_get_topic( $topic_id );
968	$topic_hash = '#post-' . $topic_id;
969	$redirect_url = trailingslashit( bp_get_group_permalink( groups_get_current_group() ) ) . trailingslashit( $this->slug ) . trailingslashit( $this->topic_slug ) . trailingslashit( $topic->post_name ) . $topic_hash;
970	}
971
972	return $redirect_url;
973	}
974
975	/**
976	* Redirect to the group forum screen
977	*
978	* @since bbPress (r3653)
979	*/
980	public function new_reply_redirect_to( $redirect_url = '', $redirect_to = '', $reply_id = 0 ) {
981	global $wp_rewrite;
982
983	if ( bp_is_group() ) {
984	$topic_id = bbp_get_reply_topic_id( $reply_id );
985	$topic = bbp_get_topic( $topic_id );
986	$reply_position = bbp_get_reply_position( $reply_id, $topic_id );
987	$reply_page = ceil( (int) $reply_position / (int) bbp_get_replies_per_page() );
988	$reply_hash = '#post-' . $reply_id;
989	$topic_url = trailingslashit( bp_get_group_permalink( groups_get_current_group() ) ) . trailingslashit( $this->slug ) . trailingslashit( $this->topic_slug ) . trailingslashit( $topic->post_name );
990
991	// Don't include pagination if on first page
992	if ( 1 >= $reply_page ) {
993	$redirect_url = trailingslashit( $topic_url ) . $reply_hash;
994
995	// Include pagination
996	} else {
997	$redirect_url = trailingslashit( $topic_url ) . trailingslashit( $wp_rewrite->pagination_base ) . trailingslashit( $reply_page ) . $reply_hash;
998	}
999
1000	// Add topic view query arg back to end if it is set
1001	if ( bbp_get_view_all() ) {
1002	$redirect_url = bbp_add_view_all( $redirect_url );
1003	}
1004	}
1005
1006	return $redirect_url;
1007	}
1008
1009	/**
1010	* Redirect to the group admin forum edit screen
1011	*
1012	* @since bbPress (r3653)
1013	* @uses groups_get_current_group()
1014	* @uses bp_is_group_admin_screen()
1015	* @uses trailingslashit()
1016	* @uses bp_get_root_domain()
1017	* @uses bp_get_groups_root_slug()
1018	*/
1019	public function edit_redirect_to( $redirect_url = '' ) {
1020
1021	// Get the current group, if there is one
1022	$group = groups_get_current_group();
1023
1024	// If this is a group of any kind, empty out the redirect URL
1025	if ( bp_is_group_admin_screen( $this->slug ) )
1026	$redirect_url = trailingslashit( bp_get_root_domain() . '/' . bp_get_groups_root_slug() . '/' . $group->slug . '/admin/' . $this->slug );
1027
1028	return $redirect_url;
1029	}
1030
1031	/ Form Helpers ********************************************************/
1032
1033	public function forum_parent() {
1034	?>
1035
1036	<input type="hidden" name="bbp_forum_parent_id" id="bbp_forum_parent_id" value="<?php bbp_group_forums_root_id(); ?>" />
1037
1038	<?php
1039	}
1040
1041	public function topic_parent() {
1042
1043	$forum_ids = bbp_get_group_forum_ids( bp_get_current_group_id() ); ?>
1044
1045	<p>
1046	<label for="bbp_forum_id"><?php esc_html_e( 'Forum:', 'bbpress' ); ?></label><br />
1047	<?php bbp_dropdown( array( 'include' => $forum_ids, 'selected' => bbp_get_form_topic_forum() ) ); ?>
1048	</p>
1049
1050	<?php
1051	}
1052
1053	/**
1054	* Permissions to view the 'New Topic'/'Reply To' form in a BuddyPress group.
1055	*
1056	* @since bbPress (r4608)
1057	*
1058	* @param bool $retval Are we allowed to view the reply form?
1059	* @uses bp_is_group() To determine if we're on a group page
1060	* @uses is_user_logged_in() To determine if a user is logged in.
1061	* @uses bbp_is_user_keymaster() Is the current user a keymaster?
1062	* @uses bbp_group_is_member() Is the current user a member of the group?
1063	* @uses bbp_group_is_user_banned() Is the current user banned from the group?
1064	*
1065	* @return bool
1066	*/
1067	public function form_permissions( $retval = false ) {
1068
1069	// Bail if not a group
1070	if ( ! bp_is_group() ) {
1071	return $retval;
1072	}
1073
1074	// Bail if user is not logged in
1075	if ( ! is_user_logged_in() ) {
1076	return $retval;
1077
1078	// Keymasters can always pass go
1079	} elseif ( bbp_is_user_keymaster() ) {
1080	$retval = true;
1081
1082	// Non-members cannot see forms
1083	} elseif ( ! bbp_group_is_member() ) {
1084	$retval = false;
1085
1086	// Banned users cannot see forms
1087	} elseif ( bbp_group_is_banned() ) {
1088	$retval = false;
1089	}
1090
1091	return $retval;
1092	}
1093
1094	/**
1095	* Add a hidden input field on the group settings page if the group forum is
1096	* enabled.
1097	*
1098	* Due to the way BuddyPress' group admin settings page saves its settings,
1099	* we need to let BP know that bbPress added a forum.
1100	*
1101	* @since bbPress (r5026)
1102	*
1103	* @link http://bbpress.trac.wordpress.org/ticket/2339/
1104	* @see groups_screen_group_admin_settings()
1105	*/
1106	public function group_settings_hidden_field() {
1107
1108	// if a forum is not enabled, we don't need to add this field
1109	if ( ! bp_group_is_forum_enabled() )
1110	return; ?>
1111
1112	<input type="hidden" name="group-show-forum" id="group-show-forum" value="1" />
1113
1114	<?php
1115	}
1116
1117	/ Permalink Mappers ***************************************************/
1118
1119	/**
1120	* Maybe map a bbPress forum/topic/reply permalink to the corresponding group
1121	*
1122	* @param int $post_id
1123	* @uses get_post()
1124	* @uses bbp_is_reply()
1125	* @uses bbp_get_reply_topic_id()
1126	* @uses bbp_get_reply_forum_id()
1127	* @uses bbp_is_topic()
1128	* @uses bbp_get_topic_forum_id()
1129	* @uses bbp_is_forum()
1130	* @uses get_post_field()
1131	* @uses bbp_get_forum_group_ids()
1132	* @uses groups_get_group()
1133	* @uses bp_get_group_admin_permalink()
1134	* @uses bp_get_group_permalink()
1135	* @return Bail early if not a group forum post
1136	* @return string
1137	*/
1138	private function maybe_map_permalink_to_group( $post_id = 0, $url = false ) {
1139
1140	switch ( get_post_type( $post_id ) ) {
1141
1142	// Reply
1143	case bbp_get_reply_post_type() :
1144	$topic_id = bbp_get_reply_topic_id( $post_id );
1145	$forum_id = bbp_get_reply_forum_id( $post_id );
1146	$url_end = trailingslashit( $this->reply_slug ) . get_post_field( 'post_name', $post_id );
1147	break;
1148
1149	// Topic
1150	case bbp_get_topic_post_type() :
1151	$topic_id = $post_id;
1152	$forum_id = bbp_get_topic_forum_id( $post_id );
1153	$url_end = trailingslashit( $this->topic_slug ) . get_post_field( 'post_name', $post_id );
1154	break;
1155
1156	// Forum
1157	case bbp_get_forum_post_type() :
1158	$forum_id = $post_id;
1159	$url_end = ''; //get_post_field( 'post_name', $post_id );
1160	break;
1161
1162	// Unknown
1163	default :
1164	return $url;
1165	break;
1166	}
1167
1168	// Get group ID's for this forum
1169	$group_ids = bbp_get_forum_group_ids( $forum_id );
1170
1171	// Bail if the post isn't associated with a group
1172	if ( empty( $group_ids ) )
1173	return $url;
1174
1175	// @todo Multiple group forums/forum groups
1176	$group_id = $group_ids[0];
1177	$group = groups_get_group( array( 'group_id' => $group_id ) );
1178
1179	if ( bp_is_group_admin_screen( $this->slug ) ) {
1180	$group_permalink = trailingslashit( bp_get_group_admin_permalink( $group ) );
1181	} else {
1182	$group_permalink = trailingslashit( bp_get_group_permalink( $group ) );
1183	}
1184
1185	return trailingslashit( trailingslashit( $group_permalink . $this->slug ) . $url_end );
1186	}
1187
1188	/**
1189	* Map a forum permalink to its corresponding group
1190	*
1191	* @since bbPress (r3802)
1192	* @param string $url
1193	* @param int $forum_id
1194	* @uses maybe_map_permalink_to_group()
1195	* @return string
1196	*/
1197	public function map_forum_permalink_to_group( $url, $forum_id ) {
1198	return $this->maybe_map_permalink_to_group( $forum_id, $url );
1199	}
1200
1201	/**
1202	* Map a topic permalink to its group forum
1203	*
1204	* @since bbPress (r3802)
1205	* @param string $url
1206	* @param int $topic_id
1207	* @uses maybe_map_permalink_to_group()
1208	* @return string
1209	*/
1210	public function map_topic_permalink_to_group( $url, $topic_id ) {
1211	return $this->maybe_map_permalink_to_group( $topic_id, $url );
1212	}
1213
1214	/**
1215	* Map a reply permalink to its group forum
1216	*
1217	* @since bbPress (r3802)
1218	* @param string $url
1219	* @param int $reply_id
1220	* @uses maybe_map_permalink_to_group()
1221	* @return string
1222	*/
1223	public function map_reply_permalink_to_group( $url, $reply_id ) {
1224	return $this->maybe_map_permalink_to_group( bbp_get_reply_topic_id( $reply_id ), $url );
1225	}
1226
1227	/**
1228	* Map a reply edit link to its group forum
1229	*
1230	* @param string $url
1231	* @param int $reply_id
1232	* @uses maybe_map_permalink_to_group()
1233	* @return string
1234	*/
1235	public function map_reply_edit_url_to_group( $url, $reply_id ) {
1236	$new = $this->maybe_map_permalink_to_group( $reply_id );
1237
1238	if ( empty( $new ) )
1239	return $url;
1240
1241	return trailingslashit( $new ) . bbpress()->edit_id . '/';
1242	}
1243
1244	/**
1245	* Map a post link to its group forum
1246	*
1247	* @param string $url
1248	* @param obj $post
1249	* @param boolean $leavename
1250	* @uses maybe_map_permalink_to_group()
1251	* @return string
1252	*/
1253	public function post_link( $url, $post ) {
1254	return $this->maybe_map_permalink_to_group( $post->ID, $url );
1255	}
1256
1257	/**
1258	* Map a page link to its group forum
1259	*
1260	* @param string $url
1261	* @param int $post_id
1262	* @param $sample
1263	* @uses maybe_map_permalink_to_group()
1264	* @return string
1265	*/
1266	public function page_link( $url, $post_id ) {
1267	return $this->maybe_map_permalink_to_group( $post_id, $url );
1268	}
1269
1270	/**
1271	* Map a custom post type link to its group forum
1272	*
1273	* @param string $url
1274	* @param obj $post
1275	* @param $leavename
1276	* @param $sample
1277	* @uses maybe_map_permalink_to_group()
1278	* @return string
1279	*/
1280	public function post_type_link( $url, $post ) {
1281	return $this->maybe_map_permalink_to_group( $post->ID, $url );
1282	}
1283
1284	/**
1285	* Fix pagination of topics on forum view
1286	*
1287	* @param array $args
1288	* @global $wp_rewrite
1289	* @uses bbp_get_forum_id()
1290	* @uses maybe_map_permalink_to_group
1291	* @return array
1292	*/
1293	public function topic_pagination( $args ) {
1294	$new = $this->maybe_map_permalink_to_group( bbp_get_forum_id() );
1295
1296	if ( empty( $new ) )
1297	return $args;
1298
1299	global $wp_rewrite;
1300
1301	$args['base'] = trailingslashit( $new ) . $wp_rewrite->pagination_base . '/%#%/';
1302
1303	return $args;
1304	}
1305
1306	/**
1307	* Fix pagination of replies on topic view
1308	*
1309	* @param array $args
1310	* @global $wp_rewrite
1311	* @uses bbp_get_topic_id()
1312	* @uses maybe_map_permalink_to_group
1313	* @return array
1314	*/
1315	public function replies_pagination( $args ) {
1316	$new = $this->maybe_map_permalink_to_group( bbp_get_topic_id() );
1317	if ( empty( $new ) )
1318	return $args;
1319
1320	global $wp_rewrite;
1321
1322	$args['base'] = trailingslashit( $new ) . $wp_rewrite->pagination_base . '/%#%/';
1323
1324	return $args;
1325	}
1326
1327	/**
1328	* Ensure that forum content associated with a BuddyPress group can only be
1329	* viewed via the group URL.
1330	*
1331	* @since bbPress (r3802)
1332	*/
1333	public function redirect_canonical() {
1334
1335	// Viewing a single forum
1336	if ( bbp_is_single_forum() ) {
1337	$forum_id = get_the_ID();
1338	$group_ids = bbp_get_forum_group_ids( $forum_id );
1339
1340	// Viewing a single topic
1341	} elseif ( bbp_is_single_topic() ) {
1342	$topic_id = get_the_ID();
1343	$slug = get_post_field( 'post_name', $topic_id );
1344	$forum_id = bbp_get_topic_forum_id( $topic_id );
1345	$group_ids = bbp_get_forum_group_ids( $forum_id );
1346
1347	// Not a forum or topic
1348	} else {
1349	return;
1350	}
1351
1352	// Bail if not a group forum
1353	if ( empty( $group_ids ) )
1354	return;
1355
1356	// Use the first group ID
1357	$group_id = $group_ids[0];
1358	$group = groups_get_group( array( 'group_id' => $group_id ) );
1359	$group_link = trailingslashit( bp_get_group_permalink( $group ) );
1360	$redirect_to = trailingslashit( $group_link . $this->slug );
1361
1362	// Add topic slug to URL
1363	if ( bbp_is_single_topic() ) {
1364	$redirect_to = trailingslashit( $redirect_to . $this->topic_slug . '/' . $slug );
1365	}
1366
1367	bp_core_redirect( $redirect_to );
1368	}
1369
1370	/ Activity ************************************************************/
1371
1372	/**
1373	* Map a forum post to its corresponding group in the group activity stream.
1374	*
1375	* @since bbPress (r4396)
1376	*
1377	* @param array $args Arguments from BBP_BuddyPress_Activity::record_activity()
1378	* @uses groups_get_current_group() To see if we're posting from a BP group
1379	*
1380	* @return array
1381	*/
1382	public function map_activity_to_group( $args = array() ) {
1383
1384	// Get current BP group
1385	$group = groups_get_current_group();
1386
1387	// Not posting from a BuddyPress group? stop now!
1388	if ( empty( $group ) )
1389	return $args;
1390
1391	// Set the component to 'groups' so the activity item shows up in the group
1392	$args['component'] = buddypress()->groups->id;
1393
1394	// Move the forum post ID to the secondary item ID
1395	$args['secondary_item_id'] = $args['item_id'];
1396
1397	// Set the item ID to the group ID so the activity item shows up in the group
1398	$args['item_id'] = $group->id;
1399
1400	// Update the group's last activity
1401	groups_update_last_activity( $group->id );
1402
1403	return $args;
1404	}
1405	}
1406	endif;

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Ticket #3192: groups.php

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