bp_has_document( array|string $args = '' )

function bp_has_document( $args = '' ) {
	global $document_template, $bp;

	$args = bp_parse_args( $args );

	/*
	 * Smart Defaults.
	 */

	$search_terms_default = false;
	$search_query_arg     = bp_core_get_component_search_query_arg( 'document' );
	if ( ! empty( $_REQUEST[ $search_query_arg ] ) ) {
		$search_terms_default = stripslashes( $_REQUEST[ $search_query_arg ] );
	}

	$privacy = false;

	// folder filtering.
	$folder_id = 0;
	if ( ! isset( $args['folder_id'] ) && empty( $args['include'] ) ) {
		$folder_id = bp_is_single_folder() ? (int) bp_action_variable( 0 ) : false;
		if ( bp_is_group_single() && bp_is_group_folders() ) {
			$folder_id = (int) bp_action_variable( 1 );
		}
	} elseif ( ! empty( $args['folder_id'] ) ) {
		$folder_id = $args['folder_id'];
	}

	$group_id = false;

	// The default scope should recognize custom slugs.
	$scope = ( isset( $_REQUEST['scope'] ) ? $_REQUEST['scope'] : 'all' );
	$scope = bp_document_default_scope( $scope );

	/*
	 * Parse Args.
	 */
	// Note: any params used for filtering can be a single value, or multiple
	// values comma separated.
	$r = bp_parse_args(
		$args,
		array(
			'include'             => false,         // Pass an document_id or string of IDs comma-separated.
			'exclude'             => false,         // Pass an activity_id or string of IDs comma-separated.
			'sort'                => 'ASC',         // Sort DESC or ASC.
			'order_by'            => false,         // Order by. Default: title.
			'page'                => 1,             // Which page to load.
			'per_page'            => 20,            // Number of items per page.
			'page_arg'            => 'acpage',      // See https://buddypress.trac.wordpress.org/ticket/3679.
			'max'                 => false,         // Max number to return.
			'fields'              => 'all',
			'count_total'         => false,         // Scope - pre-built document filters for a user (friends/groups).
			'scope'               => $scope,        // Filtering.
			'user_id'             => false,         // user_id to filter on.
			'folder_id'           => $folder_id,    // folder_id to filter on.
			'group_id'            => $group_id,     // group_id to filter on.
			'privacy'             => $privacy,      // privacy to filter on - public, onlyme, loggedin, friends, grouponly, message.
			'folder'              => true,          // privacy to filter on - public, onlyme, loggedin, friends, grouponly, message.
			'user_directory'      => true,          // privacy to filter on - public, onlyme, loggedin, friends, grouponly, message.
			'meta_query_document' => false,
			'meta_query_folder'   => false,
			'meta_query'          => false,

			// Searching.
			'search_terms'        => $search_terms_default,
		),
		'has_document'
	);

	/*
	 * Smart Overrides.
	 */

	// Search terms.
	if ( ! empty( $_REQUEST['s'] ) && empty( $r['search_terms'] ) ) {
		$r['search_terms'] = $_REQUEST['s'];
	}

	if ( ! empty( $_REQUEST['sort'] ) ) {
		$r['sort'] = $_REQUEST['sort'];
	}

	if ( isset( $_POST['extras'] ) && ! empty( $_POST['extras']['orderby'] ) && ! empty( $_POST['extras']['sort'] ) ) {
		$r['order_by'] = $_POST['extras']['orderby'];
		$r['sort']     = $_POST['extras']['sort'];
	}

	if ( ! empty( $_REQUEST['order_by'] ) ) {
		$r['order_by'] = $_REQUEST['order_by'];
	}

	// Do not exceed the maximum per page.
	if ( ! empty( $r['max'] ) && ( (int) $r['per_page'] > (int) $r['max'] ) ) {
		$r['per_page'] = $r['max'];
	}

	/*
	 * Query
	 */
	$document_template = new BP_Document_Template( $r );

	/**
	 * Filters whether or not there are document items to display.
	 *
	 * @since BuddyBoss 1.4.0
	 *
	 * @param bool   $value               Whether or not there are document items to display.
	 * @param string $document_template      Current document template being used.
	 * @param array  $r                   Array of arguments passed into the BP_Document_Template class.
	 */
	return apply_filters( 'bp_has_document', $document_template->has_document(), $document_template, $r );
}