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<?php |
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namespace Robo\Common; |
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use Symfony\Component\Console\Helper\QuestionHelper; |
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use Symfony\Component\Console\Question\ConfirmationQuestion; |
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use Symfony\Component\Console\Question\Question; |
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use Symfony\Component\Console\Style\SymfonyStyle; |
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trait IO |
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{ |
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use InputAwareTrait; |
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use OutputAwareTrait; |
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/** |
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* @var \Symfony\Component\Console\Style\SymfonyStyle |
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*/ |
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protected $io; |
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/** |
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* Provide access to SymfonyStyle object. |
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* |
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* @return SymfonyStyle |
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* |
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* @see http://symfony.com/blog/new-in-symfony-2-8-console-style-guide |
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*/ |
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protected function io() |
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{ |
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if (!$this->io) { |
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$this->io = new SymfonyStyle($this->input(), $this->output()); |
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} |
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return $this->io; |
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} |
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/** |
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* @param string $nonDecorated |
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* @param string $decorated |
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* |
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* @return string |
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*/ |
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protected function decorationCharacter($nonDecorated, $decorated) |
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{ |
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if (!$this->output()->isDecorated() || (strncasecmp(PHP_OS, 'WIN', 3) == 0)) { |
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return $nonDecorated; |
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} |
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return $decorated; |
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} |
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/** |
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* @param string $text |
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*/ |
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protected function say($text) |
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{ |
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$char = $this->decorationCharacter('>', '➜'); |
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$this->writeln("$char $text"); |
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} |
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/** |
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* @param string $text |
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* @param int $length |
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* @param string $color |
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*/ |
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protected function yell($text, $length = 40, $color = 'green') |
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{ |
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$char = $this->decorationCharacter(' ', '➜'); |
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$format = "$char <fg=white;bg=$color;options=bold>%s</fg=white;bg=$color;options=bold>"; |
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$this->formattedOutput($text, $length, $format); |
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} |
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/** |
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* @param string $text |
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* @param int $length |
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* @param string $format |
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*/ |
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protected function formattedOutput($text, $length, $format) |
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{ |
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$lines = explode("\n", trim($text, "\n")); |
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$maxLineLength = array_reduce(array_map('strlen', $lines), 'max'); |
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$length = max($length, $maxLineLength); |
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$len = $length + 2; |
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$space = str_repeat(' ', $len); |
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$this->writeln(sprintf($format, $space)); |
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foreach ($lines as $line) { |
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$line = str_pad($line, $length, ' ', STR_PAD_BOTH); |
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$this->writeln(sprintf($format, " $line ")); |
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} |
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$this->writeln(sprintf($format, $space)); |
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} |
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/** |
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* @param string $question |
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* @param bool $hideAnswer |
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* |
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* @return string |
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*/ |
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protected function ask($question, $hideAnswer = false) |
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{ |
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if ($hideAnswer) { |
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return $this->askHidden($question); |
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} |
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return $this->doAsk(new Question($this->formatQuestion($question))); |
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} |
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/** |
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* @param string $question |
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* |
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* @return string |
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*/ |
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protected function askHidden($question) |
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{ |
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$question = new Question($this->formatQuestion($question)); |
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$question->setHidden(true); |
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return $this->doAsk($question); |
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} |
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/** |
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* @param string $question |
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* @param string $default |
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* |
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* @return string |
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*/ |
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protected function askDefault($question, $default) |
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{ |
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return $this->doAsk(new Question($this->formatQuestion("$question [$default]"), $default)); |
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} |
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/** |
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* @param string $question |
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* |
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* @return string |
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*/ |
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protected function confirm($question) |
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{ |
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return $this->doAsk(new ConfirmationQuestion($this->formatQuestion($question . ' (y/n)'), false)); |
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} |
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/** |
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* @param string $question |
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* @param bool $default |
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* |
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* @return string |
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*/ |
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protected function confirmDefault($question, $default) |
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{ |
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$formatted_question = $this->formatQuestion(sprintf('%s (y/n) [%s]', $question, $default ? 'y' : 'n')); |
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return $this->doAsk(new ConfirmationQuestion($formatted_question, $default)); |
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} |
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/** |
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* @param \Symfony\Component\Console\Question\Question $question |
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* |
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* @return string |
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*/ |
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protected function doAsk(Question $question) |
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{ |
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return $this->getDialog()->ask($this->input(), $this->output(), $question); |
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} |
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/** |
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* @param string $message |
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* |
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* @return string |
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*/ |
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protected function formatQuestion($message) |
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{ |
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return "<question>? $message</question> "; |
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} |
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/** |
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* @return \Symfony\Component\Console\Helper\QuestionHelper |
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*/ |
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protected function getDialog() |
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{ |
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return new QuestionHelper(); |
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} |
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/** |
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* @param $text |
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*/ |
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protected function writeln($text) |
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{ |
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$this->output()->writeln($text); |
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} |
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} |
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consolidation /
robo
