wikimedia/mediawiki-extensions-Wikibase

<?php

namespace Wikibase\Lib;

use InvalidArgumentException;

/**
 * @since 0.1
 *
 * @license GPL-2.0-or-later
 * @author Jeroen De Dauw < jeroendedauw@gmail.com >
 */
class DataType {

    /**
     * Identifier of this data type (also referred to as "property type").
     *
     * @since 0.1
     *
     * @var string
     */
    protected $typeId;

    /**
     * Identifier for the type of the DataValue.
     *
     * @since 0.1
     *
     * @var string
     */
    protected $dataValueType;

    /**
     * @since 0.5
     *
     * @param string $typeId Identifier of this data type (also referred to as "property type").
     * @param string $dataValueType Identifier for the type of the DataValue.
     *
     * @throws InvalidArgumentException
     */
    public function __construct( $typeId, $dataValueType ) {
        if ( !is_string( $typeId ) || $typeId === '' ) {
            throw new InvalidArgumentException( '$typeId must be a non-empty string' );
        }

        if ( !is_string( $dataValueType ) || $dataValueType === '' ) {
            throw new InvalidArgumentException( '$dataValueType must be a non-empty string' );
        }

        $this->typeId = $typeId;
        $this->dataValueType = $dataValueType;
    }

    /**
     * Returns the identifier of this data type (also referred to as "property type").
     *
     * @since 0.1
     *
     * @return string
     */
    public function getId() {
        return $this->typeId;
    }

    /**
     * Returns the type of the DataValue used by this data type.
     *
     * @since 0.1
     *
     * @return string
     */
    public function getDataValueType() {
        return $this->dataValueType;
    }

    /**
     * @since 1.0
     *
     * @return string
     */
    public function getMessageKey() {
        return 'datatypes-type-' . $this->typeId;
    }

    /**
     * @since 0.1
     *
     * @return string[]
     */
    public function toArray() {
        return [
            'dataValueType' => $this->dataValueType,
        ];
    }

}