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<?php |
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namespace JK\SamBundle\Command; |
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use Exception; |
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use JK\SamBundle\Watcher\Indexer\FileIndexer; |
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use Symfony\Component\Console\Input\ArrayInput; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use Symfony\Component\Console\Style\SymfonyStyle; |
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class WatchCommand extends AbstractCommand |
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{ |
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/** |
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* Indicate if the watching loop should continue. |
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* |
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* @var bool |
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*/ |
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protected $shouldStop = false; |
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/** |
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* |
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*/ |
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protected function configure() |
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{ |
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$this |
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->setName('jk:assets:watch') |
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->setDescription('Watch the assets according to your tasks configuration ("jk_assets")') |
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; |
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} |
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/** |
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* @param InputInterface $input |
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* @param OutputInterface $output |
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* @return int|null|void |
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* @throws Exception |
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*/ |
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protected function execute(InputInterface $input, OutputInterface $output) |
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{ |
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$this->io = new SymfonyStyle($input, $output); |
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$this |
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->io |
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->title('Symfony PHP Assets Manager'); |
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$this |
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->io |
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->section('Watch assets changes'); |
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$configuration = $this->loadConfiguration($input); |
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// get debug mode |
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$this->debug = $configuration['debug']; |
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if ($this->debug) { |
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$this->io->note('Debug Mode...'); |
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} |
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// on Ctrl+C, we must stop to watch files |
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pcntl_signal(SIGTERM, [$this, 'stopWatch']); |
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pcntl_signal(SIGINT, [$this, 'stopWatch']); |
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$indexer = new FileIndexer(); |
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$sources = $this->collectSources($configuration['tasks']); |
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// start watching sources |
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$runCommand = new BuildCommand(); |
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$runCommand->setContainer($this->container); |
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$runCommand->run(new ArrayInput([]), $output); |
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$this |
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->io |
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->text('Watching...'); |
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while (!$this->shouldStop) { |
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$indexer->index($sources); |
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if ($indexer->hasChangedEntries()) { |
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$this |
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->io |
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->note('Sources has been modified...'); |
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$runCommand = new BuildCommand(); |
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$runCommand->setContainer($this->container); |
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$runCommand->run(new ArrayInput([]), $output); |
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// re-index the sources because they could have been changed during the previous build (for example, |
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// if the destination of a task is the source of an other task, it could lead to infinite build) |
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$indexer->index($sources); |
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$this |
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->io |
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->text('Watching...'); |
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} |
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pcntl_signal_dispatch(); |
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sleep(1); |
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} |
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// display end message |
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$this->io->success('Assets watching end'); |
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return; |
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} |
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public function stopWatch() |
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{ |
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$this->shouldStop = true; |
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$this |
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->io |
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->note('Stop watching changes'); |
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} |
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/** |
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* @param array $tasks |
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* |
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* @return array |
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*/ |
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protected function collectSources(array $tasks) |
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{ |
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$sources = []; |
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$directories = []; |
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$tasks = $this->buildTasks($tasks); |
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foreach ($tasks as $task) { |
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$sources = array_merge($sources, $task->getSources()); |
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} |
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foreach ($sources as $source) { |
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if (is_dir($source)) { |
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$directory = $source; |
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} else { |
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$directory = dirname($source); |
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} |
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$this |
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->io |
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->text('Found new directory : '.$directory); |
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$directories[] = $directory; |
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} |
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return $directories; |
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} |
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} |
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johnkrovitch /
SamBundle
