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| 1 | <?php |
| 2 | declare( strict_types = 1 ); |
| 3 | |
| 4 | namespace MediaWiki\Extension\Translate\Validation\Validators; |
| 5 | |
| 6 | use MediaWiki\Extension\Translate\MessageLoading\Message; |
| 7 | use MediaWiki\Extension\Translate\Validation\ValidationIssues; |
| 8 | |
| 9 | /** |
| 10 | * Ensures that the translation has the same number of newlines as the source |
| 11 | * message at the beginning and end of the string. This works specifically |
| 12 | * for GettextFormat. |
| 13 | * @author Abijeet Patro |
| 14 | * @license GPL-2.0-or-later |
| 15 | * @since 2019.09 |
| 16 | */ |
| 17 | class GettextNewlineValidator extends NewlineValidator { |
| 18 | public function getIssues( Message $message, string $targetLanguage ): ValidationIssues { |
| 19 | $translation = $message->translation(); |
| 20 | $definition = $message->definition(); |
| 21 | |
| 22 | // ending newlines in GetText are bounded by a "\" |
| 23 | $definition = $this->removeTrailingSlash( $definition ); |
| 24 | $translation = $this->removeTrailingSlash( $translation ); |
| 25 | |
| 26 | $definitionStartNewline = $this->getStartingNewLinesCount( $definition ); |
| 27 | $definitionEndNewline = $this->getEndingNewLineCount( $definition ); |
| 28 | |
| 29 | $translationStartNewline = $this->getStartingNewLinesCount( $translation ); |
| 30 | $translationEndNewline = $this->getEndingNewLineCount( $translation ); |
| 31 | |
| 32 | $failingChecks = array_merge( |
| 33 | $this->validateStartingNewline( $definitionStartNewline, $translationStartNewline ), |
| 34 | $this->validateEndingNewline( $definitionEndNewline, $translationEndNewline ) |
| 35 | ); |
| 36 | |
| 37 | return $this->createIssues( $failingChecks ); |
| 38 | } |
| 39 | |
| 40 | private function removeTrailingSlash( string $str ): string { |
| 41 | if ( substr( $str, -strlen( '\\' ) ) === '\\' ) { |
| 42 | return substr( $str, 0, -1 ); |
| 43 | } |
| 44 | |
| 45 | return $str; |
| 46 | } |
| 47 | } |