get_editable_user_ids

Source code

function get_editable_user_ids( $user_id, $exclude_zeros = true, $post_type = 'post' ) {

	global $wpdb;



	$user = new WP_User( $user_id );

	$post_type_obj = get_post_type_object($post_type);



	if ( ! $user->has_cap($post_type_obj->cap->edit_others_posts) ) {

		if ( $user->has_cap($post_type_obj->cap->edit_posts) || ! $exclude_zeros )

			return array($user->id);

		else

			return array();

	}



	if ( !is_multisite() )

		$level_key = $wpdb->get_blog_prefix() . 'user_level';

	else

		$level_key = $wpdb->get_blog_prefix() . 'capabilities'; // wpmu site admins don't have user_levels



	$query = $wpdb->prepare("SELECT user_id FROM $wpdb->usermeta WHERE meta_key = %s", $level_key);

	if ( $exclude_zeros )

		$query .= " AND meta_value != '0'";



	return $wpdb->get_col( $query );

}