Matecat\SubFiltering\Filters\DataRefRestore

Complexity

Total Complexity

10

Size/Duplication

Total Lines	101
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	transform()	0	17	3
A	restoreXliffPcTagsFromMatecatPhTags()	0	18	3
A	__construct()	0	2	1
A	restoreXliffPhTagsFromMatecatPhTags()	0	12	3

<?php

namespace Matecat\SubFiltering\Filters;

use Exception;
use Matecat\SubFiltering\Commons\AbstractHandler;
use Matecat\SubFiltering\Enum\CTypeEnum;
use Matecat\SubFiltering\Utils\DataRefReplacer;

class DataRefRestore extends AbstractHandler {

    /**
     * @var array
     */
    private array $dataRefMap = [];

    /**
     * DataRefReplace constructor.
     */
    public function __construct() {
        parent::__construct();
    }

    /**
     * @inheritDoc
     * @throws Exception
     */
    public function transform( string $segment ): string {

        if ( empty( $this->dataRefMap ) ) {
            $this->dataRefMap = $this->pipeline->getDataRefMap();
        }

        if ( empty( $this->dataRefMap ) ) {
            $segment = $this->restoreXliffPhTagsFromMatecatPhTags( $segment );

            return $this->restoreXliffPcTagsFromMatecatPhTags( $segment );
        }

        $dataRefReplacer = new DataRefReplacer( $this->dataRefMap );
        $segment         = $dataRefReplacer->restore( $segment );
        $segment         = $this->restoreXliffPhTagsFromMatecatPhTags( $segment );

        return $this->restoreXliffPcTagsFromMatecatPhTags( $segment );
    }

    /**
     * This function restores <ph> tags (encoded as Matecat ph tags) without any dataRef correspondence
     * for the persistence layer (layer 0).
     *
     * Example:
     *
     * Saame nähtavuse piirangutega kontrollida, kes sisu näeb .<ph id="mtc_ph_u_1" equiv-text="base64:Jmx0O3BoIGlkPSJzb3VyY2UxIiBkYXRhUmVmPSJzb3VyY2UxIi8mZ3Q7"/>
     *
     * is transformed to:
     *
     * Saame nähtavuse piirangutega kontrollida, kes sisu näeb .<ph id="source1" dataRef="source1"/>
     *
     * @param string $segment
     *
     * @return string
     */
    private function restoreXliffPhTagsFromMatecatPhTags( string $segment ): string {
        preg_match_all( '|<ph[^>]+? ctype="' . CTypeEnum::ORIGINAL_PH_OR_NOT_DATA_REF . '" equiv-text="base64:(.*?)"/>|iu', $segment, $matches );

        if ( empty( $matches[ 0 ] ) ) {
            return $segment;
        }

        foreach ( $matches[ 0 ] as $index => $match ) {
            $segment = str_replace( $match, base64_decode( $matches[ 1 ][ $index ] ), $segment );
        }

        return $segment;
    }

    /**
     * This function restores <pc> tags (encoded as Matecat ph tags) without any dataRef correspondence
     * for the persistence layer (layer 0).
     *
     * Example:
     *
     * Testo <ph id="source1_1" dataType="pcStart" originalData="Jmx0O3BjIGlkPSJzb3VyY2UxIiBkYXRhUmVmU3RhcnQ9InNvdXJjZTEiIGRhdGFSZWZFbmQ9InNvdXJjZTEiJmd0Ow==" dataRef="source1" equiv-text="base64:Xw=="/><ph id="mtc_u_1" equiv-text="base64:Jmx0O3BjIGlkPSIxdSIgdHlwZT0iZm10IiBzdWJUeXBlPSJtOnUiJmd0Ow=="/><ph id="mtc_u_2" equiv-text="base64:Jmx0Oy9wYyZndDs="/><ph id="source1_2" dataType="pcEnd" originalData="Jmx0Oy9wYyZndDs=" dataRef="source1" equiv-text="base64:Xw=="/>
     *
     * is transformed to:
     *
     * Testo <pc id="source1" dataRefStart="source1" dataRefEnd="source1"><pc id="1u" type="fmt" subType="m:u"></pc></pc>
     *
     * @param $segment
     *
     * @return string
     */
    private function restoreXliffPcTagsFromMatecatPhTags( string $segment ): string {

        $matches = [];
        preg_match_all( '|<ph[^>]+? ctype="' . CTypeEnum::ORIGINAL_PC_OPEN_NO_DATA_REF . '" equiv-text="base64:(.*?)"/>|iu', $segment, $open_matches );
        preg_match_all( '|<ph[^>]+? ctype="' . CTypeEnum::ORIGINAL_PC_CLOSE_NO_DATA_REF . '" equiv-text="base64:(.*?)"/>|iu', $segment, $close_matches );

        $matches[ 0 ] = array_merge( $open_matches[ 0 ], $close_matches[ 0 ] );
        $matches[ 1 ] = array_merge( $open_matches[ 1 ], $close_matches[ 1 ] );

        if ( empty( $matches[ 0 ] ) ) {
            return $segment;
        }

        foreach ( $matches[ 0 ] as $index => $match ) {
            $segment = str_replace( $match, base64_decode( $matches[ 1 ][ $index ] ), $segment );
        }

        return $segment;
    }
}