343 lines
12 KiB
PHP
343 lines
12 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Console\Descriptor;
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use Symfony\Component\Console\Application;
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use Symfony\Component\Console\Command\Command;
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use Symfony\Component\Console\Formatter\OutputFormatter;
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use Symfony\Component\Console\Helper\Helper;
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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\InputOption;
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/**
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* Text descriptor.
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*
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* @author Jean-François Simon <contact@jfsimon.fr>
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*
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* @internal
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*/
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class TextDescriptor extends Descriptor
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{
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/**
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* {@inheritdoc}
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*/
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protected function describeInputArgument(InputArgument $argument, array $options = array())
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{
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if (null !== $argument->getDefault() && (!is_array($argument->getDefault()) || count($argument->getDefault()))) {
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$default = sprintf('<comment> [default: %s]</comment>', $this->formatDefaultValue($argument->getDefault()));
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} else {
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$default = '';
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}
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$totalWidth = isset($options['total_width']) ? $options['total_width'] : Helper::strlen($argument->getName());
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$spacingWidth = $totalWidth - strlen($argument->getName());
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$this->writeText(sprintf(' <info>%s</info> %s%s%s',
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$argument->getName(),
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str_repeat(' ', $spacingWidth),
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// + 4 = 2 spaces before <info>, 2 spaces after </info>
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preg_replace('/\s*[\r\n]\s*/', "\n".str_repeat(' ', $totalWidth + 4), $argument->getDescription()),
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$default
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), $options);
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}
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/**
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* {@inheritdoc}
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*/
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protected function describeInputOption(InputOption $option, array $options = array())
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{
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if ($option->acceptValue() && null !== $option->getDefault() && (!is_array($option->getDefault()) || count($option->getDefault()))) {
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$default = sprintf('<comment> [default: %s]</comment>', $this->formatDefaultValue($option->getDefault()));
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} else {
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$default = '';
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}
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$value = '';
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if ($option->acceptValue()) {
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$value = '='.strtoupper($option->getName());
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if ($option->isValueOptional()) {
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$value = '['.$value.']';
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}
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}
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$totalWidth = isset($options['total_width']) ? $options['total_width'] : $this->calculateTotalWidthForOptions(array($option));
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$synopsis = sprintf('%s%s',
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$option->getShortcut() ? sprintf('-%s, ', $option->getShortcut()) : ' ',
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sprintf('--%s%s', $option->getName(), $value)
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);
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$spacingWidth = $totalWidth - Helper::strlen($synopsis);
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$this->writeText(sprintf(' <info>%s</info> %s%s%s%s',
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$synopsis,
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str_repeat(' ', $spacingWidth),
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// + 4 = 2 spaces before <info>, 2 spaces after </info>
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preg_replace('/\s*[\r\n]\s*/', "\n".str_repeat(' ', $totalWidth + 4), $option->getDescription()),
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$default,
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$option->isArray() ? '<comment> (multiple values allowed)</comment>' : ''
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), $options);
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}
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/**
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* {@inheritdoc}
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*/
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protected function describeInputDefinition(InputDefinition $definition, array $options = array())
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{
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$totalWidth = $this->calculateTotalWidthForOptions($definition->getOptions());
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foreach ($definition->getArguments() as $argument) {
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$totalWidth = max($totalWidth, Helper::strlen($argument->getName()));
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}
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if ($definition->getArguments()) {
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$this->writeText('<comment>Arguments:</comment>', $options);
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$this->writeText("\n");
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foreach ($definition->getArguments() as $argument) {
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$this->describeInputArgument($argument, array_merge($options, array('total_width' => $totalWidth)));
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$this->writeText("\n");
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}
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}
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if ($definition->getArguments() && $definition->getOptions()) {
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$this->writeText("\n");
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}
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if ($definition->getOptions()) {
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$laterOptions = array();
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$this->writeText('<comment>Options:</comment>', $options);
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foreach ($definition->getOptions() as $option) {
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if (strlen($option->getShortcut()) > 1) {
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$laterOptions[] = $option;
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continue;
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}
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$this->writeText("\n");
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$this->describeInputOption($option, array_merge($options, array('total_width' => $totalWidth)));
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}
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foreach ($laterOptions as $option) {
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$this->writeText("\n");
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$this->describeInputOption($option, array_merge($options, array('total_width' => $totalWidth)));
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}
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}
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}
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/**
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* {@inheritdoc}
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*/
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protected function describeCommand(Command $command, array $options = array())
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{
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$command->getSynopsis(true);
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$command->getSynopsis(false);
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$command->mergeApplicationDefinition(false);
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$this->writeText('<comment>Usage:</comment>', $options);
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foreach (array_merge(array($command->getSynopsis(true)), $command->getAliases(), $command->getUsages()) as $usage) {
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$this->writeText("\n");
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$this->writeText(' '.OutputFormatter::escape($usage), $options);
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}
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$this->writeText("\n");
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$definition = $command->getNativeDefinition();
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if ($definition->getOptions() || $definition->getArguments()) {
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$this->writeText("\n");
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$this->describeInputDefinition($definition, $options);
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$this->writeText("\n");
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}
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if ($help = $command->getProcessedHelp()) {
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$this->writeText("\n");
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$this->writeText('<comment>Help:</comment>', $options);
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$this->writeText("\n");
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$this->writeText(' '.str_replace("\n", "\n ", $help), $options);
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$this->writeText("\n");
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}
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}
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/**
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* {@inheritdoc}
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*/
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protected function describeApplication(Application $application, array $options = array())
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{
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$describedNamespace = isset($options['namespace']) ? $options['namespace'] : null;
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$description = new ApplicationDescription($application, $describedNamespace);
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if (isset($options['raw_text']) && $options['raw_text']) {
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$width = $this->getColumnWidth($description->getCommands());
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foreach ($description->getCommands() as $command) {
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$this->writeText(sprintf("%-{$width}s %s", $command->getName(), $command->getDescription()), $options);
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$this->writeText("\n");
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}
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} else {
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if ('' != $help = $application->getHelp()) {
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$this->writeText("$help\n\n", $options);
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}
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$this->writeText("<comment>Usage:</comment>\n", $options);
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$this->writeText(" command [options] [arguments]\n\n", $options);
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$this->describeInputDefinition(new InputDefinition($application->getDefinition()->getOptions()), $options);
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$this->writeText("\n");
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$this->writeText("\n");
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$commands = $description->getCommands();
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$namespaces = $description->getNamespaces();
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if ($describedNamespace && $namespaces) {
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// make sure all alias commands are included when describing a specific namespace
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$describedNamespaceInfo = reset($namespaces);
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foreach ($describedNamespaceInfo['commands'] as $name) {
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$commands[$name] = $description->getCommand($name);
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}
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}
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// calculate max. width based on available commands per namespace
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$width = $this->getColumnWidth(call_user_func_array('array_merge', array_map(function ($namespace) use ($commands) {
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return array_intersect($namespace['commands'], array_keys($commands));
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}, $namespaces)));
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if ($describedNamespace) {
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$this->writeText(sprintf('<comment>Available commands for the "%s" namespace:</comment>', $describedNamespace), $options);
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} else {
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$this->writeText('<comment>Available commands:</comment>', $options);
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}
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foreach ($namespaces as $namespace) {
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$namespace['commands'] = array_filter($namespace['commands'], function ($name) use ($commands) {
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return isset($commands[$name]);
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});
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if (!$namespace['commands']) {
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continue;
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}
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if (!$describedNamespace && ApplicationDescription::GLOBAL_NAMESPACE !== $namespace['id']) {
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$this->writeText("\n");
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$this->writeText(' <comment>'.$namespace['id'].'</comment>', $options);
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}
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foreach ($namespace['commands'] as $name) {
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$this->writeText("\n");
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$spacingWidth = $width - Helper::strlen($name);
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$command = $commands[$name];
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$commandAliases = $name === $command->getName() ? $this->getCommandAliasesText($command) : '';
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$this->writeText(sprintf(' <info>%s</info>%s%s', $name, str_repeat(' ', $spacingWidth), $commandAliases.$command->getDescription()), $options);
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}
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}
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$this->writeText("\n");
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}
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}
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/**
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* {@inheritdoc}
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*/
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private function writeText($content, array $options = array())
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{
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$this->write(
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isset($options['raw_text']) && $options['raw_text'] ? strip_tags($content) : $content,
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isset($options['raw_output']) ? !$options['raw_output'] : true
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);
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}
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/**
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* Formats command aliases to show them in the command description.
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*
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* @return string
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*/
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private function getCommandAliasesText(Command $command)
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{
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$text = '';
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$aliases = $command->getAliases();
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if ($aliases) {
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$text = '['.implode('|', $aliases).'] ';
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}
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return $text;
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}
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/**
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* Formats input option/argument default value.
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*
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* @param mixed $default
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*
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* @return string
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*/
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private function formatDefaultValue($default)
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{
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if (INF === $default) {
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return 'INF';
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}
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if (is_string($default)) {
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$default = OutputFormatter::escape($default);
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} elseif (is_array($default)) {
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foreach ($default as $key => $value) {
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if (is_string($value)) {
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$default[$key] = OutputFormatter::escape($value);
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}
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}
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}
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return str_replace('\\\\', '\\', json_encode($default, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE));
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}
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/**
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* @param (Command|string)[] $commands
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*
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* @return int
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*/
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private function getColumnWidth(array $commands)
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{
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$widths = array();
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foreach ($commands as $command) {
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if ($command instanceof Command) {
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$widths[] = Helper::strlen($command->getName());
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foreach ($command->getAliases() as $alias) {
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$widths[] = Helper::strlen($alias);
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}
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} else {
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$widths[] = Helper::strlen($command);
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}
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}
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return $widths ? max($widths) + 2 : 0;
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}
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/**
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* @param InputOption[] $options
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*
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* @return int
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*/
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private function calculateTotalWidthForOptions(array $options)
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{
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$totalWidth = 0;
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foreach ($options as $option) {
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// "-" + shortcut + ", --" + name
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$nameLength = 1 + max(Helper::strlen($option->getShortcut()), 1) + 4 + Helper::strlen($option->getName());
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if ($option->acceptValue()) {
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$valueLength = 1 + Helper::strlen($option->getName()); // = + value
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$valueLength += $option->isValueOptional() ? 2 : 0; // [ + ]
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$nameLength += $valueLength;
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}
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$totalWidth = max($totalWidth, $nameLength);
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}
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return $totalWidth;
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}
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}
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