bbp_pre_get_posts_normalize_forum_visibility( WP_Query $posts_query = null )

Adjusts forum, topic, and reply queries to exclude items that might be contained inside hidden or private forums that the user does not have the capability to view.

Description

Doing it with an action allows us to trap all WP_Query’s rather than needing to hardcode this logic into each query. It also protects forum content for plugins that might be doing their own queries.

Parameters

$posts_query

(Optional)

Default value: null

Return

(WP_Query)

Source

File: bp-forums/forums/functions.php

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function bbp_pre_get_posts_normalize_forum_visibility( $posts_query = null ) {
 
    // Bail if all forums are explicitly allowed
    if ( true === apply_filters( 'bbp_include_all_forums', false, $posts_query ) ) {
        return;
    }
 
    // Bail if $posts_query is not an object or of incorrect class
    if ( !is_object( $posts_query ) || !is_a( $posts_query, 'WP_Query' ) ) {
        return;
    }
 
    // Get query post types array .
    $post_types = (array) $posts_query->get( 'post_type' );
 
    // Forums
    if ( bbp_get_forum_post_type() === implode( '', $post_types ) ) {
 
        // Prevent accidental wp-admin post_row override
        if ( is_admin() && isset( $_REQUEST['post_status'] ) ) {
            return;
        }
 
        /** Default ***********************************************************/
 
        // Get any existing post status
        $post_stati = $posts_query->get( 'post_status' );
 
        // Default to public status
        if ( empty( $post_stati ) ) {
            $post_stati = array( bbp_get_public_status_id() );
 
        // Split the status string
        } elseif ( is_string( $post_stati ) ) {
            $post_stati = explode( ',', $post_stati );
        }
 
        /** Private ***********************************************************/
 
        // Remove bbp_get_private_status_id() if user is not capable
        if ( ! current_user_can( 'read_private_forums' ) ) {
            $key = array_search( bbp_get_private_status_id(), $post_stati );
            if ( !empty( $key ) ) {
                unset( $post_stati[$key] );
            }
 
        // ...or add it if they are
        } else {
            $post_stati[] = bbp_get_private_status_id();
        }
 
        /** Hidden ************************************************************/
 
        // Remove bbp_get_hidden_status_id() if user is not capable
        if ( ! current_user_can( 'read_hidden_forums' ) ) {
            $key = array_search( bbp_get_hidden_status_id(), $post_stati );
            if ( !empty( $key ) ) {
                unset( $post_stati[$key] );
            }
 
        // ...or add it if they are
        } else {
            $post_stati[] = bbp_get_hidden_status_id();
        }
 
        // Add the statuses
        $posts_query->set( 'post_status', array_unique( array_filter( $post_stati ) ) );
    }
 
    // Topics Or Replies
    if ( array_intersect( array( bbp_get_topic_post_type(), bbp_get_reply_post_type() ), $post_types ) ) {
 
        // Get forums to exclude
        $forum_ids = bbp_exclude_forum_ids( 'meta_query' );
 
        // Bail if no forums to exclude
        if ( ! array_filter( $forum_ids ) ) {
            return;
        }
 
        // Get any existing meta queries
        $meta_query   = (array) $posts_query->get( 'meta_query', array() );
 
        // Add our meta query to existing
        $meta_query[] = $forum_ids;
 
        // Set the meta_query var
        $posts_query->set( 'meta_query', $meta_query );
    }
}

Changelog

Changelog
Version Description
bbPress (r3291) Introduced.

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