/**
* Outputs the question prompt.
*
* Backport from Symfony 2.7
*
* @param OutputInterface $output
* @param Question $question
*
* @since 1.1.0 2015-05-22
*/
protected function backportWritePrompt(OutputInterface $output, Question $question)
{
$message = $question->getQuestion();
if ($question instanceof ChoiceQuestion) {
$width = max(array_map('strlen', array_keys($question->getChoices())));
$messages = (array) $question->getQuestion();
foreach ($question->getChoices() as $key => $value) {
$messages[] = sprintf(" [<info>%-{$width}s</info>] %s", $key, $value);
}
$output->writeln($messages);
$message = $question->getPrompt();
}
$output->write($message);
}
protected function writePrompt(OutputInterface $output, Question $question)
{
$message = $question->getQuestion();
if ($question instanceof ChoiceQuestion) {
$maxWidth = max(array_map(array($this, 'strlen'), array_keys($question->getChoices())));
$messages = (array) $question->getQuestion();
foreach ($question->getChoices() as $key => $value) {
$width = $maxWidth - $this->strlen($key);
$messages[] = ' [<info>' . $key . str_repeat(' ', $width) . '</info>] ' . $value;
}
$output->writeln($messages);
$message = $question->getPrompt();
}
$output->write($message);
}
/**
* {@inheritdoc}
*/
protected function writePrompt(OutputInterface $output, Question $question)
{
$text = $question->getQuestion();
$default = $question->getDefault();
switch (true) {
case null === $default:
$text = sprintf(' <info>%s</info>:', $text);
break;
case $question instanceof ConfirmationQuestion:
$text = sprintf(' <info>%s (yes/no)</info> [<comment>%s</comment>]:', $text, $default ? 'yes' : 'no');
break;
case $question instanceof ChoiceQuestion && $question->isMultiSelect():
$choices = $question->getChoices();
$default = explode(',', $default);
foreach ($default as $key => $value) {
$default[$key] = $choices[trim($value)];
}
$text = sprintf(' <info>%s</info> [<comment>%s</comment>]:', $text, implode(', ', $default));
break;
case $question instanceof ChoiceQuestion:
$choices = $question->getChoices();
$text = sprintf(' <info>%s</info> [<comment>%s</comment>]:', $text, $choices[$default]);
break;
default:
$text = sprintf(' <info>%s</info> [<comment>%s</comment>]:', $text, $default);
}
$output->writeln($text);
if ($question instanceof ChoiceQuestion) {
$width = max(array_map('strlen', array_keys($question->getChoices())));
foreach ($question->getChoices() as $key => $value) {
$output->writeln(sprintf(" [<comment>%-{$width}s</comment>] %s", $key, $value));
}
}
$output->write(' > ');
}
/**
* {@inheritdoc}
*/
protected function writePrompt(OutputInterface $output, Question $question)
{
$text = $question->getQuestion();
$default = $question->getDefault();
$choices = $question->getChoices();
$text = sprintf(' <info>%s</info> [<comment>%s</comment>]:', $text, $choices[$default]);
$output->writeln($text);
$output->write(' > ');
}
/**
* Asks the question to the user.
*
* This method is public for PHP 5.3 compatibility, it should be private.
*
* @param OutputInterface $output
* @param Question $question
*
* @return bool|mixed|null|string
*
* @throws \Exception
* @throws \RuntimeException
*/
public function doAsk(OutputInterface $output, Question $question)
{
$inputStream = $this->inputStream ?: STDIN;
$message = $question->getQuestion();
if ($question instanceof ChoiceQuestion) {
$width = max(array_map('strlen', array_keys($question->getChoices())));
$messages = (array) $question->getQuestion();
foreach ($question->getChoices() as $key => $value) {
$messages[] = sprintf(" [<info>%-{$width}s</info>] %s", $key, $value);
}
$output->writeln($messages);
$message = $question->getPrompt();
}
$output->write($message);
$autocomplete = $question->getAutocompleterValues();
if (null === $autocomplete || !$this->hasSttyAvailable()) {
$ret = false;
if ($question->isHidden()) {
try {
$ret = trim($this->getHiddenResponse($output, $inputStream));
} catch (\RuntimeException $e) {
if (!$question->isHiddenFallback()) {
throw $e;
}
}
}
if (false === $ret) {
$ret = fgets($inputStream, 4096);
if (false === $ret) {
throw new \RuntimeException('Aborted');
}
$ret = trim($ret);
}
} else {
$ret = trim($this->autocomplete($output, $question, $inputStream));
}
$ret = strlen($ret) > 0 ? $ret : $question->getDefault();
if ($normalizer = $question->getNormalizer()) {
return $normalizer($ret);
}
return $ret;
}
/**
* Returns the formatted question by passing the message to the formatter along with the default
*
* @return string
*/
public function getQuestion() : string
{
return $this->getFormatter()->format(parent::getQuestion(), $this->getDefault());
}
