Просмотр файла vendor/symfony/console/Helper/SymfonyQuestionHelper.php

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  1. <?php
  2.  
  3. /*
  4. * This file is part of the Symfony package.
  5. *
  6. * (c) Fabien Potencier <fabien@symfony.com>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  11.  
  12. namespace Symfony\Component\Console\Helper;
  13.  
  14. use Symfony\Component\Console\Formatter\OutputFormatter;
  15. use Symfony\Component\Console\Output\OutputInterface;
  16. use Symfony\Component\Console\Question\ChoiceQuestion;
  17. use Symfony\Component\Console\Question\ConfirmationQuestion;
  18. use Symfony\Component\Console\Question\Question;
  19. use Symfony\Component\Console\Style\SymfonyStyle;
  20.  
  21. /**
  22. * Symfony Style Guide compliant question helper.
  23. *
  24. * @author Kevin Bond <kevinbond@gmail.com>
  25. */
  26. class SymfonyQuestionHelper extends QuestionHelper
  27. {
  28. /**
  29. * {@inheritdoc}
  30. */
  31. protected function writePrompt(OutputInterface $output, Question $question)
  32. {
  33. $text = OutputFormatter::escapeTrailingBackslash($question->getQuestion());
  34. $default = $question->getDefault();
  35.  
  36. if ($question->isMultiline()) {
  37. $text .= sprintf(' (press %s to continue)', $this->getEofShortcut());
  38. }
  39.  
  40. switch (true) {
  41. case null === $default:
  42. $text = sprintf(' <info>%s</info>:', $text);
  43.  
  44. break;
  45.  
  46. case $question instanceof ConfirmationQuestion:
  47. $text = sprintf(' <info>%s (yes/no)</info> [<comment>%s</comment>]:', $text, $default ? 'yes' : 'no');
  48.  
  49. break;
  50.  
  51. case $question instanceof ChoiceQuestion && $question->isMultiselect():
  52. $choices = $question->getChoices();
  53. $default = explode(',', $default);
  54.  
  55. foreach ($default as $key => $value) {
  56. $default[$key] = $choices[trim($value)];
  57. }
  58.  
  59. $text = sprintf(' <info>%s</info> [<comment>%s</comment>]:', $text, OutputFormatter::escape(implode(', ', $default)));
  60.  
  61. break;
  62.  
  63. case $question instanceof ChoiceQuestion:
  64. $choices = $question->getChoices();
  65. $text = sprintf(' <info>%s</info> [<comment>%s</comment>]:', $text, OutputFormatter::escape($choices[$default] ?? $default));
  66.  
  67. break;
  68.  
  69. default:
  70. $text = sprintf(' <info>%s</info> [<comment>%s</comment>]:', $text, OutputFormatter::escape($default));
  71. }
  72.  
  73. $output->writeln($text);
  74.  
  75. $prompt = ' > ';
  76.  
  77. if ($question instanceof ChoiceQuestion) {
  78. $output->writeln($this->formatChoiceQuestionChoices($question, 'comment'));
  79.  
  80. $prompt = $question->getPrompt();
  81. }
  82.  
  83. $output->write($prompt);
  84. }
  85.  
  86. /**
  87. * {@inheritdoc}
  88. */
  89. protected function writeError(OutputInterface $output, \Exception $error)
  90. {
  91. if ($output instanceof SymfonyStyle) {
  92. $output->newLine();
  93. $output->error($error->getMessage());
  94.  
  95. return;
  96. }
  97.  
  98. parent::writeError($output, $error);
  99. }
  100.  
  101. private function getEofShortcut(): string
  102. {
  103. if (false !== strpos(\PHP_OS, 'WIN')) {
  104. return '<comment>Ctrl+Z</comment> then <comment>Enter</comment>';
  105. }
  106.  
  107. return '<comment>Ctrl+D</comment>';
  108. }
  109. }