+++ /dev/null
-<?php
-
-/**
- * @file
- * Contains \Drush\Psysh\DrushCommand.
- */
-
-namespace Drush\Psysh;
-
-use Psy\Command\Command as BaseCommand;
-use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Formatter\OutputFormatter;
-use Symfony\Component\Console\Input\InputArgument;
-use Symfony\Component\Console\Input\InputInterface;
-use Symfony\Component\Console\Output\OutputInterface;
-
-/**
- * Help command.
- *
- * Lists available commands, and gives command-specific help when asked nicely.
- *
- * This replaces the PsySH help command to list commands by category.
- */
-class DrushHelpCommand extends BaseCommand {
-
- /**
- * Label for PsySH commands.
- */
- const PSYSH_CATEGORY = 'PsySH commands';
-
- /**
- * The currently set subcommand.
- *
- * @var \Symfony\Component\Console\Command\Command
- */
- protected $command;
-
- /**
- * {@inheritdoc}
- */
- protected function configure() {
- $this
- ->setName('help')
- ->setAliases(['?'])
- ->setDefinition([
- new InputArgument('command_name', InputArgument::OPTIONAL, 'The command name', NULL),
- ])
- ->setDescription('Show a list of commands. Type `help [foo]` for information about [foo].');
- }
-
- /**
- * Helper for setting a subcommand to retrieve help for.
- *
- * @param \Symfony\Component\Console\Command\Command $command
- */
- public function setCommand(Command $command) {
- $this->command = $command;
- }
-
- /**
- * {@inheritdoc}
- */
- protected function execute(InputInterface $input, OutputInterface $output) {
- if ($this->command !== NULL) {
- // Help for an individual command.
- $output->page($this->command->asText());
- $this->command = NULL;
- }
- elseif ($name = $input->getArgument('command_name')) {
- // Help for an individual command.
- $output->page($this->getApplication()->get($name)->asText());
- }
- else {
- $categories = [];
-
- // List available commands.
- $commands = $this->getApplication()->all();
-
- // Find the alignment width.
- $width = 0;
- foreach ($commands as $command) {
- $width = strlen($command->getName()) > $width ? strlen($command->getName()) : $width;
- }
- $width += 2;
-
- foreach ($commands as $name => $command) {
- if ($name !== $command->getName()) {
- continue;
- }
-
- if ($command->getAliases()) {
- $aliases = sprintf(' <comment>Aliases:</comment> %s', implode(', ', $command->getAliases()));
- }
- else {
- $aliases = '';
- }
-
- if ($command instanceof DrushCommand) {
- $category = (string) $command->getCategory();
- }
- else {
- $category = static::PSYSH_CATEGORY;
- }
-
- if (!isset($categories[$category])) {
- $categories[$category] = [];
- }
-
- $categories[$category][] = sprintf(" <info>%-${width}s</info> %s%s", $name, $command->getDescription(), $aliases);
- }
-
- $messages = [];
-
- foreach ($categories as $name => $category) {
- $messages[] = '';
- $messages[] = sprintf('<comment>%s</comment>', OutputFormatter::escape($name));
- foreach ($category as $message) {
- $messages[] = $message;
- }
- }
-
- $output->page($messages);
- }
- }
-
-}