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<?php |
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/** |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* This software consists of voluntary contributions made by many individuals |
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* and is licensed under the LGPL. For more information please see |
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* <http://phing.info>. |
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*/ |
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namespace Phing\Input; |
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use Symfony\Component\Console\Helper\QuestionHelper; |
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use Symfony\Component\Console\Input\StringInput; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use Symfony\Component\Console\Question\ChoiceQuestion; |
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use Symfony\Component\Console\Question\ConfirmationQuestion; |
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use Symfony\Component\Console\Question\Question; |
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/** |
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* Uses Symfony Console to present questions. |
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* |
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* @author Michiel Rook <[email protected]> |
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*/ |
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class ConsoleInputHandler implements InputHandler |
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{ |
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/** |
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* @var resource |
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*/ |
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private $inputStream; |
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/** |
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* @var OutputInterface |
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*/ |
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private $output; |
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/** |
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* ConsoleInputHandler constructor. |
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* |
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* @param resource $inputStream |
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*/ |
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public function __construct($inputStream, OutputInterface $output) |
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{ |
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$this->inputStream = $inputStream; |
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$this->output = $output; |
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} |
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/** |
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* Handle the request encapsulated in the argument. |
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* |
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* <p>Precondition: the request.getPrompt will return a non-null |
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* value.</p> |
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* |
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* <p>Postcondition: request.getInput will return a non-null |
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* value, request.isInputValid will return true.</p> |
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*/ |
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public function handleInput(InputRequest $request) |
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{ |
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$questionHelper = new QuestionHelper(); |
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if (method_exists($questionHelper, 'setInputStream')) { |
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$questionHelper->setInputStream($this->inputStream); |
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} |
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$question = $this->getQuestion($request); |
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if ($request->isHidden()) { |
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$question->setHidden(true); |
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} |
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$input = new StringInput(''); |
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if (method_exists($input, 'setStream')) { |
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$input->setStream($this->inputStream); |
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} |
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$result = $questionHelper->ask($input, $this->output, $question); |
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$request->setInput($result); |
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} |
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/** |
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* @return Question |
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*/ |
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protected function getQuestion(InputRequest $inputRequest) |
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{ |
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$prompt = $this->getPrompt($inputRequest); |
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if ($inputRequest instanceof YesNoInputRequest) { |
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return new ConfirmationQuestion($prompt); |
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} |
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if ($inputRequest instanceof MultipleChoiceInputRequest) { |
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return new ChoiceQuestion($prompt, $inputRequest->getChoices(), $inputRequest->getDefaultValue()); |
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} |
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return new Question($prompt, $inputRequest->getDefaultValue()); |
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} |
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/** |
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* @return string |
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*/ |
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protected function getPrompt(InputRequest $inputRequest) |
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{ |
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$prompt = $inputRequest->getPrompt(); |
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$defaultValue = $inputRequest->getDefaultValue(); |
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if (null !== $defaultValue) { |
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if ($inputRequest instanceof YesNoInputRequest) { |
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$defaultValue = $inputRequest->getChoices()[$defaultValue]; |
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} |
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$prompt .= ' [' . $defaultValue . ']'; |
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} |
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$pchar = $inputRequest->getPromptChar(); |
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return $prompt . ($pchar ? $pchar . ' ' : ' '); |
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} |
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} |
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phingofficial /
phing
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