/**
* Running a custom verifying exercise does nothing. There is no program required, therefore there is nothing
* to run.
*
* @param Input $input The command line arguments passed to the command.
* @param OutputInterface $output A wrapper around STDOUT.
* @return bool If the solution was successfully executed, eg. exit code was 0.
*/
public function run(Input $input, OutputInterface $output)
{
$message = 'Nothing to run here. This exercise does not require a code solution, ';
$message .= 'so there is nothing to execute.';
$output->writeLine($message);
return true;
}
/**
* @return int|void
*/
public function __invoke()
{
if (empty($this->coreContributors)) {
return;
}
$this->output->writeLine($this->color->__invoke("PHP School is bought to you by...")->yellow()->__toString());
$this->output->emptyLine();
$this->writeContributors($this->coreContributors);
if (empty($this->appContributors)) {
return;
}
$this->output->emptyLine();
$this->output->emptyLine();
$this->output->writeLine($this->color->__invoke("This workshop is brought to you by...")->yellow()->__toString());
$this->output->writeLine("");
$this->writeContributors($this->appContributors);
}
/**
* @return void
*/
public function __invoke()
{
$this->output->writeLine($this->color->__invoke('Usage')->yellow()->bold());
$this->output->writeLine("");
$this->output->writeLine(sprintf(" %s", $this->color->__invoke($this->appName)->green()));
$this->output->writeLine(" Show a menu to interactively select a workshop.");
$this->output->writeLine(sprintf(" %s print", $this->color->__invoke($this->appName)->green()));
$this->output->writeLine(" Print the instructions for the currently selected workshop.");
$this->output->writeLine(sprintf(" %s verify program.php", $this->color->__invoke($this->appName)->green()));
$this->output->writeLine(" Verify your program against the expected output.");
$this->output->writeLine(sprintf(" %s help", $this->color->__invoke($this->appName)->green()));
$this->output->writeLine(" Show this help.");
$this->output->writeLine(sprintf(" %s credits", $this->color->__invoke($this->appName)->green()));
$this->output->writeLine(" Show the people who made this happen.");
$this->output->writeLine("");
$this->output->writeLine($this->color->__invoke('Having trouble with a PHPSchool exercise?')->yellow()->bold());
$this->output->writeLine("");
$this->output->writeLine(" A team of expert helper elves is eagerly waiting to assist you in");
$this->output->writeLine(" mastering the basics of PHP, simply go to:");
$this->output->writeLine(" https://github.com/php-school/discussions");
$this->output->writeLine(" and add a New Issue and let us know what you're having trouble");
$this->output->writeLine(" with. There are no dumb questions!");
$this->output->writeLine("");
$this->output->writeLine(" If you're looking for general help with PHP, the #php");
$this->output->writeLine(" channel on Freenode IRC is usually a great place to find someone");
$this->output->writeLine(" willing to help. There is also the PHP StackOverflow Chat:");
$this->output->writeLine(" https://chat.stackoverflow.com/rooms/11/php");
$this->output->writeLine("");
$this->output->writeLine($this->color->__invoke('Found a bug with PHPSchool or just want to contribute?')->yellow()->bold());
$this->output->writeLine(" The official repository for PHPSchool is:");
$this->output->writeLine(" https://github.com/php-school/php-workshop");
$this->output->writeLine(" Feel free to file a bug report or (preferably) a pull request.");
$this->output->writeLine("");
}
/**
* @param CliMenu $menu
*/
public function __invoke(CliMenu $menu)
{
$this->userStateSerializer->serialize(new UserState());
$this->output->writeLine("Status Reset!");
}
/**
* @param ExerciseInterface $exercise
* @param UserState $userState
* @param OutputInterface $output
*/
private function renderSuccessInformation(ExerciseInterface $exercise, UserState $userState, OutputInterface $output)
{
$output->emptyLine();
$output->writeLine($this->style(" PASS!", ['green', 'bg_default', 'bold']));
$output->emptyLine();
$output->writeLine("Here's the official solution in case you want to compare notes:");
$output->writeLine($this->lineBreak());
foreach ($exercise->getSolution()->getFiles() as $file) {
$output->writeLine($this->style($file->getRelativePath(), ['bold', 'cyan', 'underline']));
$output->emptyLine();
$code = $file->getContents();
if (pathinfo($file->getRelativePath(), PATHINFO_EXTENSION) === 'php') {
$code = $this->syntaxHighlighter->highlight($code);
}
//make sure there is a new line at the end
$code = preg_replace('/\\n$/', '', $code) . "\n";
$output->write($code);
$output->writeLine($this->lineBreak());
}
$completedCount = count($userState->getCompletedExercises());
$numExercises = $this->exerciseRepository->count();
$output->writeLine(sprintf('You have %d challenges left.', $numExercises - $completedCount));
$output->writeLine(sprintf('Type "%s" to show the menu.', $this->appName));
$output->emptyLine();
}
/**
* @param string $fileName
* @param OutputInterface $output
* @return bool
*/
public function run($fileName, OutputInterface $output)
{
/** @var CliExecuteEvent $event */
$event = $this->eventDispatcher->dispatch(new CliExecuteEvent('cli.run.user-execute.pre', new ArrayObject($this->exercise->getArgs())));
$args = $event->getArgs();
if (count($args)) {
$glue = max(array_map('strlen', $args->getArrayCopy())) > 30 ? "\n" : ', ';
$output->writeTitle('Arguments');
$output->write(implode($glue, $args->getArrayCopy()));
$output->emptyLine();
}
$output->writeTitle("Output");
$process = $this->getPhpProcess($fileName, $args);
$process->start();
$this->eventDispatcher->dispatch(new CliExecuteEvent('cli.run.executing', $args, ['output' => $output]));
$process->wait(function ($outputType, $outputBuffer) use($output) {
$output->writeLine($outputBuffer);
});
return $process->isSuccessful();
}
/**
* @param OutputInterface $output
* @param $string
* @param array $style
*/
private function fullWidthBlock(OutputInterface $output, $string, array $style)
{
$stringLength = mb_strlen(StringUtil::stripAnsiEscapeSequence($string));
$stringHalfLength = $stringLength / 2;
$widthHalfLength = ceil($this->terminal->getWidth() / 2);
$start = ceil($widthHalfLength - $stringHalfLength);
$output->writeLine($this->style(str_repeat(' ', $this->terminal->getWidth()), $style));
$output->writeLine($this->style(sprintf('%s%s%s', str_repeat(' ', $start), $string, str_repeat(' ', $this->terminal->getWidth() - $stringLength - $start)), $style));
$output->writeLine($this->style(str_repeat(' ', $this->terminal->getWidth()), $style));
}
