Matecat\XliffParser\XliffUtils\XliffVersionDetector

Complexity

Total Complexity

5

Size/Duplication

Total Lines	46
Duplicated Lines	0 %

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	detect()	0	10	2
A	resolveVersion()	0	10	3

<?php

namespace Matecat\XliffParser\XliffUtils;

use Matecat\XliffParser\Exception\NotSupportedVersionException;
use Matecat\XliffParser\Exception\NotValidFileException;

class XliffVersionDetector {
    /**
     * @var array
     */
    private static array $versions_1 = [ '1.0', '1.1', '1.2' ];

    /**
     * @var array
     */
    private static array $versions_2 = [ '2.0', '2.1' ];

    /**
     * @param string $xliffContent
     *
     * @return int
     * @throws NotSupportedVersionException
     * @throws NotValidFileException
     */
    public static function detect( string $xliffContent ): int {
        preg_match( '|<xliff.*?\sversion\s?=\s?["\'](.*?)["\']|si', substr( $xliffContent, 0, 1000 ), $versionMatches );

        if ( empty( $versionMatches ) ) {
            throw new NotValidFileException( 'This is not a valid xliff file' );
        }

        $version = $versionMatches[ 1 ];

        return self::resolveVersion( $version );
    }

    /**
     * @param string $version
     *
     * @return int
     * @throws NotSupportedVersionException
     */
    private static function resolveVersion( string $version ): int {
        if ( in_array( $version, self::$versions_1 ) ) {
            return 1;
        }

        if ( in_array( $version, self::$versions_2 ) ) {
            return 2;
        }

        throw new NotSupportedVersionException( 'Not supported version' );
    }
}