felixarntz/wp-site-identity

<?php
/**
 * WP_Site_Identity_Setting_Factory class
 *
 * @package WPSiteIdentity
 * @since 1.0.0
 */

/**
 * Class responsible for instantiating setting objects.
 *
 * @since 1.0.0
 */
class WP_Site_Identity_Setting_Factory {

    /**
     * Registry to use for instantiating settings.
     *
     * @since 1.0.0
     * @var WP_Site_Identity_Setting_Registry
     */
    protected $registry;

    /**
     * Constructor.
     *
     * @since 1.0.0
     *
     * @param WP_Site_Identity_Setting_Registry $registry Optional. Registry to use.
     */
    public function __construct( WP_Site_Identity_Setting_Registry $registry = null ) {
        if ( $registry ) {
            $this->registry = $registry;
        } else {
            $this->registry = new WP_Site_Identity_Setting_Registry();
        }
    }

    /**
     * Instantiates a new setting object for the given name and arguments.
     *
     * @since 1.0.0
     *
     * @param string $name Setting name.
     * @param array  $args Optional. Arguments for the setting. See {@see WP_Site_Identity_Setting::__construct}
     *                     for a list of supported arguments.
     * @return WP_Site_Identity_Setting New setting instance.
     */
    public function create_setting( $name, $args = array() ) {
        if ( ! isset( $args['default'] ) ) {
            $args = $this->set_default_default_for_type( $args );
        }

        return new WP_Site_Identity_Setting( $name, $args, $this->registry );
    }

    /**
     * Instantiates a new aggregate setting object for the given name and arguments.
     *
     * @since 1.0.0
     *
     * @param string $name Setting name.
     * @param array  $args Optional. Arguments for the setting. See {@see WP_Site_Identity_Aggregate_Setting::__construct}
     *                     for a list of supported arguments.
     * @return WP_Site_Identity_Setting New setting instance.
     */
    public function create_aggregate_setting( $name, $args = array() ) {
        $args['type'] = 'object';
        $args['default'] = array();

        return new WP_Site_Identity_Aggregate_Setting( $name, $args, $this->registry );
    }

    /**
     * Gets the registry to use for creating new settings.
     *
     * @since 1.0.0
     *
     * @return WP_Site_Identity_Setting_Registry Registry for new settings.
     */
    public function registry() {
        return $this->registry;
    }

    /**
     * Gets the default default value depending on setting arguments.
     *
     * @since 1.0.0
     *
     * @param array $args Arguments for the setting. See {@see WP_Site_Identity_Aggregate_Setting::__construct}
     *                    for a list of supported arguments.
     * @return array Arguments including a default attribute.
     */
    protected function set_default_default_for_type( array $args ) {
        $type = isset( $args['type'] ) ? $args['type'] : '';
        $min  = isset( $args['min'] ) ? $args['min'] : false;

        switch ( $type ) {
            case 'object':
            case 'array':
                $args['default'] = array();
                break;
            case 'boolean':
                $args['default'] = false;
                break;
            case 'number':
                if ( is_float( $min ) || is_int( $min ) ) {
                    $args['default'] = (float) $min;
                } else {
                    $args['default'] = 0.0;
                }
                break;
            case 'integer':
                if ( is_float( $min ) || is_int( $min ) ) {
                    $args['default'] = (int) $min;
                } else {
                    $args['default'] = 0;
                }
                break;
            case 'string':
                $args['default'] = '';
                break;
        }

        return $args;
    }
}