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| <?php | |
| namespace EntitySchema\DataAccess; | |
| /** | |
| * @license GPL-2.0-or-later | |
| */ | |
| class SchemaCleaner { | |
| /** | |
| * @param string[] $labels | |
| * @param string[] $descriptions | |
| * @param array<string,string[]> $aliasGroups | |
| * @param string $schemaText | |
| */ | |
| public static function cleanupParameters( | |
| array &$labels, | |
| array &$descriptions, | |
| array &$aliasGroups, | |
| &$schemaText | |
| ) { | |
| $labels = self::cleanupArrayOfStrings( $labels ); | |
| $descriptions = self::cleanupArrayOfStrings( $descriptions ); | |
| $aliasGroups = self::cleanAliasGroups( $aliasGroups ); | |
| $schemaText = self::trimWhitespaceAndControlChars( $schemaText ); | |
| } | |
| public static function cleanupArrayOfStrings( array $arrayOfStrings ) { | |
| foreach ( $arrayOfStrings as &$string ) { | |
| $string = self::trimWhitespaceAndControlChars( $string ); | |
| } | |
| $arrayOfStrings = self::filterEmptyStrings( $arrayOfStrings ); | |
| ksort( $arrayOfStrings ); | |
| return $arrayOfStrings; | |
| } | |
| /** | |
| * @param string $string The string to trim | |
| * | |
| * @return string The trimmed string after applying the regex | |
| */ | |
| public static function trimWhitespaceAndControlChars( $string ) { | |
| return preg_replace( '/^[\p{Z}\p{Cc}\p{Cf}]+|[\p{Z}\p{Cc}\p{Cf}]+$/u', '', $string ); | |
| } | |
| private static function cleanAliasGroups( array $aliasGroups ): array { | |
| foreach ( $aliasGroups as &$aliasGroup ) { | |
| $aliasGroup = self::cleanupArrayOfStrings( $aliasGroup ); | |
| } | |
| unset( $aliasGroup ); | |
| foreach ( $aliasGroups as $languageCode => &$aliasGroup ) { | |
| $aliasGroup = array_values( array_unique( $aliasGroup ) ); | |
| if ( $aliasGroup === [] ) { | |
| unset( $aliasGroups[$languageCode] ); | |
| } | |
| } | |
| ksort( $aliasGroups ); | |
| return $aliasGroups; | |
| } | |
| /** | |
| * Remove keys with empty values/strings from the array | |
| * | |
| * Note: This does not renumber numeric keys! | |
| * | |
| * @param string[] $array | |
| * | |
| * @return string[] | |
| */ | |
| private static function filterEmptyStrings( array $array ): array { | |
| foreach ( $array as $key => $value ) { | |
| if ( $value === '' ) { | |
| unset( $array[$key] ); | |
| } | |
| } | |
| return $array; | |
| } | |
| } |