Viewing file:  TextDescriptor.php (9.89 KB) -rw-r--r--
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* 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 <contact@jfsimon.fr>
*
* @internal
*/
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('<comment> [default: %s]</comment>', $this->formatDefaultValue($argument->getDefault()));
} else {
$default = '';
}
$totalWidth = isset($options['total_width']) ? $options['total_width'] : strlen($argument->getName());
$spacingWidth = $totalWidth - strlen($argument->getName()) + 2;
$this->writeText(sprintf(' <info>%s</info>%s%s%s',
$argument->getName(),
str_repeat(' ', $spacingWidth),
// + 17 = 2 spaces + <info> + </info> + 2 spaces
preg_replace('/\s*[\r\n]\s*/', "\n".str_repeat(' ', $totalWidth + 17), $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('<comment> [default: %s]</comment>', $this->formatDefaultValue($option->getDefault()));
} else {
$default = '';
}
$value = '';
if ($option->acceptValue()) {
$value = '='.strtoupper($option->getName());
if ($option->isValueOptional()) {
$value = '['.$value.']';
}
}
$totalWidth = isset($options['total_width']) ? $options['total_width'] : $this->calculateTotalWidthForOptions(array($option));
$synopsis = sprintf('%s%s',
$option->getShortcut() ? sprintf('-%s, ', $option->getShortcut()) : ' ',
sprintf('--%s%s', $option->getName(), $value)
);
$spacingWidth = $totalWidth - strlen($synopsis) + 2;
$this->writeText(sprintf(' <info>%s</info>%s%s%s%s',
$synopsis,
str_repeat(' ', $spacingWidth),
// + 17 = 2 spaces + <info> + </info> + 2 spaces
preg_replace('/\s*[\r\n]\s*/', "\n".str_repeat(' ', $totalWidth + 17), $option->getDescription()),
$default,
$option->isArray() ? '<comment> (multiple values allowed)</comment>' : ''
), $options);
}
/**
* {@inheritdoc}
*/
protected function describeInputDefinition(InputDefinition $definition, array $options = array())
{
$totalWidth = $this->calculateTotalWidthForOptions($definition->getOptions());
foreach ($definition->getArguments() as $argument) {
$totalWidth = max($totalWidth, strlen($argument->getName()));
}
if ($definition->getArguments()) {
$this->writeText('<comment>Arguments:</comment>', $options);
$this->writeText("\n");
foreach ($definition->getArguments() as $argument) {
$this->describeInputArgument($argument, array_merge($options, array('total_width' => $totalWidth)));
$this->writeText("\n");
}
}
if ($definition->getArguments() && $definition->getOptions()) {
$this->writeText("\n");
}
if ($definition->getOptions()) {
$laterOptions = array();
$this->writeText('<comment>Options:</comment>', $options);
foreach ($definition->getOptions() as $option) {
if (strlen($option->getShortcut()) > 1) {
$laterOptions[] = $option;
continue;
}
$this->writeText("\n");
$this->describeInputOption($option, array_merge($options, array('total_width' => $totalWidth)));
}
foreach ($laterOptions as $option) {
$this->writeText("\n");
$this->describeInputOption($option, array_merge($options, array('total_width' => $totalWidth)));
}
}
}
/**
* {@inheritdoc}
*/
protected function describeCommand(Command $command, array $options = array())
{
$command->getSynopsis(true);
$command->getSynopsis(false);
$command->mergeApplicationDefinition(false);
$this->writeText('<comment>Usage:</comment>', $options);
foreach (array_merge(array($command->getSynopsis(true)), $command->getAliases(), $command->getUsages()) as $usage) {
$this->writeText("\n");
$this->writeText(' '.$usage, $options);
}
$this->writeText("\n");
$definition = $command->getNativeDefinition();
if ($definition->getOptions() || $definition->getArguments()) {
$this->writeText("\n");
$this->describeInputDefinition($definition, $options);
$this->writeText("\n");
}
if ($help = $command->getProcessedHelp()) {
$this->writeText("\n");
$this->writeText('<comment>Help:</comment>', $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 {
if ('' != $help = $application->getHelp()) {
$this->writeText("$help\n\n", $options);
}
$this->writeText("<comment>Usage:</comment>\n", $options);
$this->writeText(" command [options] [arguments]\n\n", $options);
$this->describeInputDefinition(new InputDefinition($application->getDefinition()->getOptions()), $options);
$this->writeText("\n");
$this->writeText("\n");
$width = $this->getColumnWidth($description->getCommands());
if ($describedNamespace) {
$this->writeText(sprintf('<comment>Available commands for the "%s" namespace:</comment>', $describedNamespace), $options);
} else {
$this->writeText('<comment>Available commands:</comment>', $options);
}
// add commands by namespace
foreach ($description->getNamespaces() as $namespace) {
if (!$describedNamespace && ApplicationDescription::GLOBAL_NAMESPACE !== $namespace['id']) {
$this->writeText("\n");
$this->writeText(' <comment>'.$namespace['id'].'</comment>', $options);
}
foreach ($namespace['commands'] as $name) {
$this->writeText("\n");
$spacingWidth = $width - strlen($name);
$this->writeText(sprintf(' <info>%s</info>%s%s', $name, str_repeat(' ', $spacingWidth), $description->getCommand($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)
{
return str_replace('\\\\', '\\', json_encode($default, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE));
}
/**
* @param Command[] $commands
*
* @return int
*/
private function getColumnWidth(array $commands)
{
$widths = array();
foreach ($commands as $command) {
$widths[] = strlen($command->getName());
foreach ($command->getAliases() as $alias) {
$widths[] = strlen($alias);
}
}
return max($widths) + 2;
}
/**
* @param InputOption[] $options
*
* @return int
*/
private function calculateTotalWidthForOptions($options)
{
$totalWidth = 0;
foreach ($options as $option) {
// "-" + shortcut + ", --" + name
$nameLength = 1 + max(strlen($option->getShortcut()), 1) + 4 + strlen($option->getName());
if ($option->acceptValue()) {
$valueLength = 1 + strlen($option->getName()); // = + value
$valueLength += $option->isValueOptional() ? 2 : 0; // [ + ]
$nameLength += $valueLength;
}
$totalWidth = max($totalWidth, $nameLength);
}
return $totalWidth;
}
}
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