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<?php |
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namespace UCD\Console\Application\Command; |
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use SebastianBergmann\Exporter\Exporter; |
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use Symfony\Component\Console\Input\InputArgument; |
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use Symfony\Component\Console\Input\InputDefinition; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Input\InputOption; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use UCD\Database; |
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use UCD\Unicode\Character\Repository\CharacterNotFoundException; |
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use UCD\Unicode\Codepoint; |
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use UCD\Exception\InvalidArgumentException; |
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use UCD\Unicode\TransformationFormat; |
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class SearchCommand extends RepositoryUtilisingCommand |
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{ |
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const COMMAND_NAME = 'search'; |
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const ARGUMENT_CODEPOINT = 'codepoint'; |
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const OPTION_FROM = 'from'; |
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const OPTION_ENCODING = 'enc'; |
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const ENCODING_DECIMAL = 'dec'; |
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const ENCODING_HEXADECIMAL = 'hex'; |
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const ENCODING_UTF8 = 'utf8'; |
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protected function configure() |
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{ |
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$this->setName(self::COMMAND_NAME); |
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$this->setDescription('Search a character repository by codepoint'); |
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$this->setDefinition($this->createInputDefinition()); |
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} |
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/** |
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* @param InputInterface $input |
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* @param OutputInterface $output |
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* @return int |
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*/ |
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protected function execute(InputInterface $input, OutputInterface $output) |
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{ |
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$start = microtime(true); |
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$encoding = $input->getOption(self::OPTION_ENCODING); |
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$codepointValue = $input->getArgument(self::ARGUMENT_CODEPOINT); |
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$codepoint = $this->valueToCodepoint($codepointValue, $encoding); |
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$from = $input->getOption(self::OPTION_FROM); |
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$repository = $this->getRepositoryByName($from); |
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$db = new Database($repository); |
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$exporter = new Exporter(); |
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try { |
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$character = $db->getCharacterByCodepoint($codepoint); |
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} catch (CharacterNotFoundException $e) { |
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$output->writeln('<error>Character Not Found</error>'); |
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return 1; |
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} |
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$output->writeln('<info>Character Found</info>'); |
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$output->writeln(sprintf('Export: %s', $exporter->export($character))); |
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$output->writeln(sprintf('UTF-8: %s', $codepoint->toUTF8())); |
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$output->writeln(sprintf('Memory peak: %.5f MB', memory_get_peak_usage() / 1048576)); |
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$output->writeln(sprintf('Took: %.5f seconds', microtime(true) - $start)); |
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return 0; |
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} |
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/** |
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* @param string $value |
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* @param string $encoding |
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* @return Codepoint |
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* @throws InvalidArgumentException |
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*/ |
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private function valueToCodepoint($value, $encoding) |
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{ |
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if ($encoding === self::ENCODING_DECIMAL) { |
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return Codepoint::fromInt((int)$value); |
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} elseif ($encoding === self::ENCODING_HEXADECIMAL) { |
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return Codepoint::fromHex($value); |
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} elseif ($encoding === self::ENCODING_UTF8) { |
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return Codepoint::fromUTF8($value); |
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} |
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throw new InvalidArgumentException(sprintf('Unknown encoding: %s', $encoding)); |
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} |
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/** |
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* @return InputDefinition |
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*/ |
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private function createInputDefinition() |
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{ |
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$codepoint = new InputArgument( |
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self::ARGUMENT_CODEPOINT, |
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InputArgument::REQUIRED, |
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'Character codepoint to search for' |
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); |
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$repositoryNames = $this->getRepositoryNames(); |
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$namesList = implode(', ', $repositoryNames); |
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$from = new InputOption( |
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self::OPTION_FROM, |
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null, |
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InputOption::VALUE_OPTIONAL, |
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sprintf('Repository from which the character should be resolved. Choose from: %s', $namesList), |
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array_shift($repositoryNames) |
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); |
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$encoding = new InputOption( |
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self::OPTION_ENCODING, |
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null, |
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InputOption::VALUE_OPTIONAL, |
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'Encoding of the supplied value. Choose from: dec, hex, utf8', |
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self::ENCODING_HEXADECIMAL |
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); |
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return new InputDefinition([$codepoint, $from, $encoding]); |
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} |
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} |
nick-jones /
php-ucd
