/**
* Overwrites capabilities in certain scenarios.
*
* @since 1.0.0
* @access public
* @param array $caps
* @param string $cap
* @param int $user_id
* @param array $args
* @return array
*/
function mb_forum_map_meta_cap($caps, $cap, $user_id, $args)
{
/* Checks if a user can read a specific forum. */
if ('read_post' === $cap && mb_is_forum($args[0])) {
$post = get_post($args[0]);
if ($user_id != $post->post_author) {
$parent_id = $post->post_parent;
/* If we have a parent forum and the user can't read it, don't allow reading this forum. */
if (0 < $parent_id && !mb_user_can($user_id, 'read_forum', $parent_id)) {
$caps = array('do_not_allow');
/* If the user can read the parent forum, check if they can read this one. */
} else {
$post_type = get_post_type_object($post->post_type);
$post_status = mb_get_forum_status($post->ID);
$status_obj = get_post_status_object($post_status);
if (mb_get_hidden_post_status() === $status_obj->name) {
$caps[] = $post_type->cap->read_hidden_forums;
} elseif (mb_get_private_post_status() === $status_obj->name) {
$caps[] = $post_type->cap->read_private_posts;
} elseif ($post_type->cap->read !== $post_type->cap->read_others_forums) {
$caps[] = $post_type->cap->read_others_forums;
} else {
$caps = array();
}
}
} else {
$caps = array();
}
/* Meta cap for editing a single forum. */
} elseif ('edit_post' === $cap && mb_is_forum($args[0])) {
$post = get_post($args[0]);
$forum_obj = get_post_type_object(mb_get_forum_post_type());
if ($user_id != $post->post_author) {
// Open forums.
if (mb_is_forum_open($args[0])) {
$caps[] = $forum_obj->cap->edit_open_forums;
} elseif (mb_is_forum_closed($args[0])) {
$caps[] = $forum_obj->cap->edit_closed_forums;
} elseif (mb_is_forum_hidden($args[0])) {
$caps[] = $forum_obj->cap->edit_hidden_forums;
}
}
/* Meta cap for opening a single forum. */
} elseif ('open_forum' === $cap) {
$caps = array();
$caps[] = user_can($user_id, 'edit_forum', $args[0]) ? 'open_forums' : 'do_not_allow';
/* Meta cap for closing a single forum. */
} elseif ('close_forum' === $cap) {
$caps = array();
$caps[] = user_can($user_id, 'edit_forum', $args[0]) ? 'close_forums' : 'do_not_allow';
/* Meta cap for privatizing a single forum. */
} elseif ('privatize_forum' === $cap) {
$caps = array();
$caps[] = user_can($user_id, 'edit_forum', $args[0]) ? 'privatize_forums' : 'do_not_allow';
/* Meta cap for hiding a single forum. */
} elseif ('hide_forum' === $cap) {
$caps = array();
$caps[] = user_can($user_id, 'edit_forum', $args[0]) ? 'hide_forums' : 'do_not_allow';
/* Meta cap for spamming a single forum. */
} elseif ('archive_forum' === $cap) {
$caps = array();
$caps[] = user_can($user_id, 'edit_forum', $args[0]) ? 'archive_forums' : 'do_not_allow';
/* Meta cap for deleting a specific forum. */
} elseif ('delete_post' === $cap && mb_is_forum($args[0])) {
$forum_id = mb_get_forum_id($args[0]);
if (mb_get_default_forum_id() === $forum_id) {
$caps = array('do_not_allow');
}
/* Meta cap check for accessing the forum form. */
} elseif ('access_forum_form' === $cap) {
$caps = array('create_forums');
/* If this is a single forum page, check if user can create sub-forums. */
if (mb_is_single_forum()) {
$forum_id = mb_get_forum_id();
if (!current_user_can('read_forum', $forum_id)) {
$caps[] = 'do_not_allow';
} elseif (!mb_forum_allows_subforums($forum_id)) {
$caps[] = 'do_not_allow';
}
} elseif (mb_is_forum_edit() && !user_can($user_id, 'edit_post', mb_get_forum_id())) {
$caps[] = 'do_not_allow';
}
}
return $caps;
}
<header class="mb-page-header">
<h1 class="mb-page-title"><?php
mb_single_forum_title();
?>
</h1>
<div class="mb-forum-content">
<?php
mb_forum_content();
?>
</div><!-- .mb-forum-content -->
<p class="mb-forum-info">
<?php
if (mb_forum_allows_subforums()) {
?>
<span class="mb-subforum-count"><?php
printf(mb_forum_allows_topics() ? __('Sub-forums: %s', 'message-board') : __('Forums: %s', 'message-board'), mb_get_forum_subforum_count());
?>
</span>
<?php
}
?>
<?php
if (mb_forum_allows_topics()) {
?>
<span class="mb-topic-count"><?php
printf(__('Topics: %s', 'message-board'), mb_get_forum_topic_count());
?>
</span>
/**
* Callback function on the `after_delete_post` hook for when a forum is deleted.
*
* @todo All forum topics need to become orphans at this point. Attempt to move topics into parent if avail.
* @todo Reset counts for parent forums.
* @todo `wp_die()` if this is the default forum.
*
* @since 1.0.0
* @access public
* @param int $post_id
* @return void
*/
function mb_after_delete_forum($post_id)
{
global $wpdb;
$mb = message_board();
if (is_object($mb->deleted_post) && $mb->deleted_post->ID === $post_id) {
$forum_id = mb_get_forum_id($post_id);
$user_id = mb_get_user_id($post->deleted_post->post_author);
$parent_forum_id = $mb->deleted_post->post_parent;
/* Get the current forum's subforum IDs. */
$subforum_ids = $wpdb->get_col($wpdb->prepare("SELECT ID FROM {$wpdb->posts} WHERE post_type = %s AND post_parent = %s ORDER BY menu_order DESC", mb_get_forum_post_type(), absint($forum_id)));
if (!empty($subforum_ids)) {
$moved_forums = false;
while (0 < $parent_forum_id) {
if (mb_forum_allows_subforums($parent_forum_id)) {
/* Change all of the subforums' parents to the new forum ID. */
$wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_parent = %d WHERE ID IN (" . implode(',', $subforum_ids) . ")", absint($parent_forum_id)));
/* Reset data based on new forum. */
mb_reset_forum_data($parent_forum_id);
$parent_forum_id = 0;
$moved_forums = true;
/* Break out of the while loop at this point. */
break;
}
$post = get_post($parent_forum_id);
$parent_forum_id = $post->post_parent;
}
/* If subforums didn't get moved to a new forum, make them a top-level forum. */
if (false === $moved_forums) {
$wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_parent = %d WHERE ID IN (" . implode(',', $subforum_ids) . ")", 0));
}
}
$parent_forum_id = $mb->deleted_post->post_parent;
/* Get the current forum's topic IDs. */
$topic_ids = $wpdb->get_col($wpdb->prepare("SELECT ID FROM {$wpdb->posts} WHERE post_type = %s AND post_parent = %s ORDER BY menu_order DESC", mb_get_topic_post_type(), absint($forum_id)));
if (!empty($topic_ids)) {
$moved_topics = false;
while (0 < $parent_forum_id) {
if (mb_forum_allows_topics($parent_forum_id)) {
/* Change all of the topics' parents to the new forum ID. */
$wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_parent = %d WHERE ID IN (" . implode(',', $topic_ids) . ")", absint($parent_forum_id)));
/* Reset data based on new forum. */
mb_reset_forum_data($parent_forum_id);
$parent_forum_id = 0;
$moved_topics = true;
/* Break out of the while loop at this point. */
break;
}
$post = get_post($parent_forum_id);
$parent_forum_id = $post->post_parent;
}
/* If topics didn't get moved to a new forum, set their status to "orphan". */
if (false === $moved_topics) {
$wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_status = %s WHERE ID IN (" . implode(',', $topic_ids) . ")", mb_get_orphan_post_status()));
}
}
/* Reset user forum count. */
mb_set_user_forum_count($user_id);
}
}
/**
* @see Walker::start_el()
* @since 1.0.0
*
* @param string $output Passed by reference. Used to append additional content.
* @param object $page Page data object.
* @param int $depth Depth of page in reference to parent pages. Used for padding.
* @param array $args Uses 'selected' argument for selected page to set selected HTML attribute for option element.
* @param int $id
*/
public function start_el(&$output, $page, $depth = 0, $args = array(), $id = 0)
{
$forum_type = mb_get_forum_type_object(mb_get_forum_type($page->ID));
$pad = str_repeat(' ', $depth * 3);
$output .= "\t<option class=\"level-{$depth}\" value=\"{$page->ID}\"";
if ($page->ID == $args['selected']) {
$output .= ' selected="selected"';
}
$post_status = mb_get_forum_status($page->ID);
if (mb_get_forum_post_type() === $args['child_type'] && !mb_forum_allows_subforums($page->ID)) {
$output .= ' disabled="disabled"';
} elseif (mb_get_topic_post_type() === $args['child_type'] && !mb_forum_allows_topics($page->ID)) {
$output .= ' disabled="disabled"';
}
$output .= '>';
$title = $page->post_title;
if ('' === $title) {
$title = sprintf(__('#%d (no title)'), $page->ID);
}
/**
* Filter the page title when creating an HTML drop-down list of pages.
*
* @since 3.1.0
*
* @param string $title Page title.
* @param object $page Page data object.
*/
$title = apply_filters('list_pages', $title, $page);
$output .= $pad . esc_html($title);
$output .= "</option>\n";
}
