* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Console\Descriptor; use Symfony\Component\Console\Application; use Symfony\Component\Console\Command\Command; use Symfony\Component\Console\Input\InputArgument; use Symfony\Component\Console\Input\InputDefinition; use Symfony\Component\Console\Input\InputOption; /** * Text descriptor. * * @author Jean-François Simon */ class TextDescriptor extends Descriptor { /** * {@inheritdoc} */ protected function describeInputArgument(InputArgument $argument, array $options = array()) { if (null !== $argument->getDefault() && (!is_array($argument->getDefault()) || count($argument->getDefault()))) { $default = sprintf(' (default: %s)', $this->formatDefaultValue($argument->getDefault())); } else { $default = ''; } $nameWidth = isset($options['name_width']) ? $options['name_width'] : strlen($argument->getName()); $this->writeText(sprintf(" %-${nameWidth}s %s%s", $argument->getName(), str_replace("\n", "\n".str_repeat(' ', $nameWidth + 2), $argument->getDescription()), $default ), $options); } /** * {@inheritdoc} */ protected function describeInputOption(InputOption $option, array $options = array()) { if ($option->acceptValue() && null !== $option->getDefault() && (!is_array($option->getDefault()) || count($option->getDefault()))) { $default = sprintf(' (default: %s)', $this->formatDefaultValue($option->getDefault())); } else { $default = ''; } $nameWidth = isset($options['name_width']) ? $options['name_width'] : strlen($option->getName()); $nameWithShortcutWidth = $nameWidth - strlen($option->getName()) - 2; $this->writeText(sprintf(" %s %-${nameWithShortcutWidth}s%s%s%s", '--'.$option->getName(), $option->getShortcut() ? sprintf('(-%s) ', $option->getShortcut()) : '', str_replace("\n", "\n".str_repeat(' ', $nameWidth + 2), $option->getDescription()), $default, $option->isArray() ? ' (multiple values allowed)' : '' ), $options); } /** * {@inheritdoc} */ protected function describeInputDefinition(InputDefinition $definition, array $options = array()) { $nameWidth = 0; foreach ($definition->getOptions() as $option) { $nameLength = strlen($option->getName()) + 2; if ($option->getShortcut()) { $nameLength += strlen($option->getShortcut()) + 3; } $nameWidth = max($nameWidth, $nameLength); } foreach ($definition->getArguments() as $argument) { $nameWidth = max($nameWidth, strlen($argument->getName())); } ++$nameWidth; if ($definition->getArguments()) { $this->writeText('Arguments:', $options); $this->writeText("\n"); foreach ($definition->getArguments() as $argument) { $this->describeInputArgument($argument, array_merge($options, array('name_width' => $nameWidth))); $this->writeText("\n"); } } if ($definition->getArguments() && $definition->getOptions()) { $this->writeText("\n"); } if ($definition->getOptions()) { $this->writeText('Options:', $options); $this->writeText("\n"); foreach ($definition->getOptions() as $option) { $this->describeInputOption($option, array_merge($options, array('name_width' => $nameWidth))); $this->writeText("\n"); } } } /** * {@inheritdoc} */ protected function describeCommand(Command $command, array $options = array()) { $command->getSynopsis(); $command->mergeApplicationDefinition(false); $this->writeText('Usage:', $options); $this->writeText("\n"); $this->writeText(' '.$command->getSynopsis(), $options); $this->writeText("\n"); if (count($command->getAliases()) > 0) { $this->writeText("\n"); $this->writeText('Aliases: '.implode(', ', $command->getAliases()).'', $options); } if ($definition = $command->getNativeDefinition()) { $this->writeText("\n"); $this->describeInputDefinition($definition, $options); } $this->writeText("\n"); if ($help = $command->getProcessedHelp()) { $this->writeText('Help:', $options); $this->writeText("\n"); $this->writeText(' '.str_replace("\n", "\n ", $help), $options); $this->writeText("\n"); } } /** * {@inheritdoc} */ protected function describeApplication(Application $application, array $options = array()) { $describedNamespace = isset($options['namespace']) ? $options['namespace'] : null; $description = new ApplicationDescription($application, $describedNamespace); if (isset($options['raw_text']) && $options['raw_text']) { $width = $this->getColumnWidth($description->getCommands()); foreach ($description->getCommands() as $command) { $this->writeText(sprintf("%-${width}s %s", $command->getName(), $command->getDescription()), $options); $this->writeText("\n"); } } else { $width = $this->getColumnWidth($description->getCommands()); $this->writeText($application->getHelp(), $options); $this->writeText("\n\n"); if ($describedNamespace) { $this->writeText(sprintf("Available commands for the \"%s\" namespace:", $describedNamespace), $options); } else { $this->writeText('Available commands:', $options); } // add commands by namespace foreach ($description->getNamespaces() as $namespace) { if (!$describedNamespace && ApplicationDescription::GLOBAL_NAMESPACE !== $namespace['id']) { $this->writeText("\n"); $this->writeText(''.$namespace['id'].'', $options); } foreach ($namespace['commands'] as $name) { $this->writeText("\n"); $this->writeText(sprintf(" %-${width}s %s", $name, $description->getCommand($name)->getDescription()), $options); } } $this->writeText("\n"); } } /** * {@inheritdoc} */ private function writeText($content, array $options = array()) { $this->write( isset($options['raw_text']) && $options['raw_text'] ? strip_tags($content) : $content, isset($options['raw_output']) ? !$options['raw_output'] : true ); } /** * Formats input option/argument default value. * * @param mixed $default * * @return string */ private function formatDefaultValue($default) { if (version_compare(PHP_VERSION, '5.4', '<')) { return str_replace('\/', '/', json_encode($default)); } return json_encode($default, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE); } /** * @param Command[] $commands * * @return int */ private function getColumnWidth(array $commands) { $width = 0; foreach ($commands as $command) { $width = strlen($command->getName()) > $width ? strlen($command->getName()) : $width; } return $width + 2; } }