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<?php |
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namespace keeko\tools\helpers; |
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use Symfony\Component\Console\Question\Question; |
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use Symfony\Component\Console\Question\ConfirmationQuestion; |
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/** |
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* Helper for questions |
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* |
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* Original: https://github.com/composer/composer/blob/master/src/Composer/Command/Helper/DialogHelper.php |
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*/ |
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trait QuestionHelperTrait { |
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/** |
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* Build text for asking a question. For example: |
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* |
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* "Do you want to continue [yes]:" |
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* |
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* @param string $question The question you want to ask |
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* @param mixed $default Default value to add to message, if false no default will be shown |
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* @param string $sep Separation char for between message and user input |
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* |
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* @return string |
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*/ |
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protected function getQuestion($question, $default = null, $sep = ':') { |
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return !empty($default) ? |
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sprintf('<info>%s</info> [<comment>%s</comment>]%s ', $question, $default, $sep) : |
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sprintf('<info>%s</info>%s ', $question, $sep); |
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} |
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/** |
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* @return HelperSet |
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*/ |
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abstract protected function getHelperSet(); |
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private $dialog; |
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/** |
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* |
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* @param Question $question |
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* @return string the answer |
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*/ |
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private function ask(Question $question) { |
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if ($this->dialog === null) { |
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$this->dialog = $this->getHelperSet()->get('question'); |
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} |
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$input = $this->getHelperSet()->get('io')->getInput(); |
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$output = $this->getHelperSet()->get('io')->getOutput(); |
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return $this->dialog->ask($input, $output, $question); |
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} |
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/** |
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* Asks a question |
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* |
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* @param Question $question |
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* @return string the answer |
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*/ |
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protected function askQuestion(Question $question) { |
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$default = $question->getDefault(); |
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$q = $this->getQuestion($question->getQuestion(), $default); |
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$q = new Question($q, $default); |
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$q->setAutocompleterValues($question->getAutocompleterValues()); |
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return $this->ask($q); |
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} |
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/** |
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* Asks a confirmation question |
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* |
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* @param ConfirmationQuestion $question |
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* @return string the answer |
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*/ |
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protected function askConfirmation(ConfirmationQuestion $question) { |
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$default = 'y/n'; |
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$q = $this->getQuestion($question->getQuestion(), $default); |
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return $this->ask(new ConfirmationQuestion($q)); |
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} |
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} |
keeko /
tools
