$settings * @return list */ public static function normalizeArray(array $settings): array { $settings = array_map(static fn (string $value): string => trim($value), $settings); $settings = array_filter($settings, static fn (string $value): bool => $value !== ''); return array_values($settings); } /** * @param array $settings * @return array */ public static function normalizeAssociativeArray(array $settings): array { $normalizedSettings = []; foreach ($settings as $key => $value) { if (is_string($key)) { $key = trim($key); } if (is_string($value)) { $value = trim($value); } if ($key === '' || $value === '') { continue; } $normalizedSettings[$key] = $value; } return $normalizedSettings; } public static function isValidRegularExpression(string $expression): bool { return preg_match('~^(?:\(.*\)|\{.*\}|\[.*\])[a-z]*\z~i', $expression) !== 0 || preg_match('~^([^a-z\s\\\\]).*\\1[a-z]*\z~i', $expression) !== 0; } public static function isEnabledByPhpVersion(?bool $value, int $phpVersionLimit): bool { if ($value !== null) { return $value; } $phpVersion = Config::getConfigData('php_version') !== null ? (int) Config::getConfigData('php_version') : PHP_VERSION_ID; return $phpVersion >= $phpVersionLimit; } }