GettextNewlineValidator.php

<?php
declare( strict_types = 1 );
 
namespace MediaWiki\Extension\Translate\Validation\Validators;
 
use MediaWiki\Extension\Translate\MessageLoading\Message;
use MediaWiki\Extension\Translate\Validation\ValidationIssues;
 
class GettextNewlineValidator extends NewlineValidator {
    public function getIssues( Message $message, string $targetLanguage ): ValidationIssues {
        $translation = $message->translation();
        $definition = $message->definition();
 
        // ending newlines in GetText are bounded by a "\"
        $definition = $this->removeTrailingSlash( $definition );
        $translation = $this->removeTrailingSlash( $translation );
 
        $definitionStartNewline = $this->getStartingNewLinesCount( $definition );
        $definitionEndNewline = $this->getEndingNewLineCount( $definition );
 
        $translationStartNewline = $this->getStartingNewLinesCount( $translation );
        $translationEndNewline = $this->getEndingNewLineCount( $translation );
 
        $failingChecks = array_merge(
            $this->validateStartingNewline( $definitionStartNewline, $translationStartNewline ),
            $this->validateEndingNewline( $definitionEndNewline, $translationEndNewline )
        );
 
        return $this->createIssues( $failingChecks );
    }
 
    private function removeTrailingSlash( string $str ): string {
        if ( substr( $str, -strlen( '\\' ) ) === '\\' ) {
            return substr( $str, 0, -1 );
        }
 
        return $str;
    }
}