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Code Reference Classes BP_Core_Nav BP_Core_Nav::delete_nav()

BP_Core_Nav::delete_nav( string $slug = '', string $parent_slug = '' )

Unset an item or a subitem of the nav.

Description

Parameters

$slug

(Optional) The slug of the main item.

Default value: ''

$parent_slug

(Optional) The slug of the sub item.

Default value: ''

Return

(false|callable|array) False on failure, the screen function(s) on success.

Source

File: bp-core/classes/class-bp-core-nav.php

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public function delete_nav( $slug = '', $parent_slug = '' ) {
 
    // Bail if slug is empty
    if ( empty( $slug ) ) {
        return false;
    }
 
    // We're deleting a child
    if ( ! empty( $parent_slug ) ) {
 
        // Validate the subnav
        $sub_items = $this->get_secondary( array( 'parent_slug' => $parent_slug, 'slug' => $slug ), false );
 
        if ( ! $sub_items ) {
            return false;
        }
 
        $sub_item = reset( $sub_items );
 
        if ( empty( $sub_item->slug ) ) {
            return false;
        }
 
        // Delete the child
        unset( $this->nav[ $this->object_id ][ $parent_slug . '/' . $slug ] );
 
        // Return the deleted item's screen function
        return array( $sub_item->screen_function );
 
    // We're deleting a parent
    } else {
        // Validate the nav
        $nav_items = $this->get_primary( array( 'slug' => $slug ), false );
 
        if ( ! $nav_items ) {
            return false;
        }
 
        $nav_item = reset( $nav_items );
 
        if ( empty( $nav_item->slug ) ) {
            return false;
        }
 
        $screen_functions = array( $nav_item->screen_function );
 
        // Life's unfair, children won't survive the parent :(
        $sub_items = $this->get_secondary( array( 'parent_slug' => $nav_item->slug ), false );
 
        if ( ! empty( $sub_items ) ) {
            foreach ( $sub_items as $sub_item ) {
                $screen_functions[] = $sub_item->screen_function;
 
                // Delete the child
                unset( $this->nav[ $this->object_id ][ $nav_item->slug . '/' . $sub_item->slug ] );
            }
        }
 
        // Delete the parent.
        unset( $this->nav[ $this->object_id ][ $nav_item->slug ] );
 
        // Return the deleted item's screen functions.
        return $screen_functions;
    }
}

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Version Description
BuddyPress 2.6.0 Introduced.

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