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<?php |
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declare(strict_types=1); |
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namespace Darkilliant\ProcessBundle\Step; |
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use Darkilliant\ProcessBundle\State\ProcessState; |
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use Symfony\Component\OptionsResolver\OptionsResolver; |
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use Symfony\Component\Process\Process; |
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class FilesystemEventStreamStep extends AbstractConfigurableStep implements IterableStepInterface |
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{ |
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/** @var Process */ |
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private $process; |
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private $events = []; |
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public function configureOptionResolver(OptionsResolver $resolver): OptionsResolver |
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{ |
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$resolver->setRequired(['folder', 'event_name', 'recursive']); |
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$resolver->setDefault('recursive', false); |
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$resolver->setAllowedValues('event_name', [ |
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'access', 'modify', 'attrib', 'close_write', |
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'close_nowrite', 'close', 'open', 'moved_to', |
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'moved_from', 'move', 'create', 'delete', |
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'delete_self', 'unmount', |
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]); |
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return parent::configureOptionResolver($resolver); |
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} |
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public function execute(ProcessState $state) |
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{ |
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$command = sprintf( |
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'inotifywait %s --csv -q --monitor -e %s %s', |
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$state->getOptions()['recursive'] ? '-r' : '', |
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$state->getOptions()['event_name'], |
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$state->getOptions()['folder'] |
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); |
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$this->process = $this->getProcess($command); |
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$this->process->setTimeout(null); |
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} |
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public function next(ProcessState $state) |
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{ |
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$current = null; |
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while (!$current) { |
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$currentOutput = $this->process->getIncrementalOutput(); |
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$lines = explode(PHP_EOL, $currentOutput); |
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$lines = array_filter($lines, function ($item) { return !empty($item); }); |
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$state->debug('{count} lines', ['count' => count($lines)]); |
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foreach ($lines as $line) { |
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list($folder, $events, $file) = str_getcsv($line); |
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$absoluteFile = $folder.$file; |
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$events = explode(',', $events); |
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$this->events[] = $data = [ |
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'events' => $events, |
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'absolute_file' => $absoluteFile, |
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'folder' => $folder, |
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'file' => $file, |
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]; |
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$state->debug('event {event} on {file}', [ |
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'event' => $data['events'][0], |
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'file' => $data['absolute_file'], |
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]); |
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} |
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$current = array_shift($this->events); |
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if (!$current) { |
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$state->info('Waiting FileSystem Event...'); |
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sleep(1); |
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} |
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} |
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$state->setData($current); |
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} |
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public function valid(ProcessState $state) |
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{ |
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if (!$this->process->isStarted()) { |
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$this->process->start(); |
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} |
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return $this->process->isRunning(); |
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} |
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public function getProgress(ProcessState $state) |
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{ |
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return 1; |
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} |
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public function count(ProcessState $state) |
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{ |
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return 1; |
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} |
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/** |
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* @codeCoverageIgnore |
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*/ |
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protected function getProcess(string $commandLine): Process |
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{ |
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return new Process($commandLine); |
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} |
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} |
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jean-pasqualini /
import
