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<?php |
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/* |
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* This file is part of the feed-io package. |
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* |
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* (c) Alexandre Debril <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace FeedIo\Command; |
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use FeedIo\Factory; |
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use Symfony\Component\Console\Command\Command; |
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use Symfony\Component\Console\Input\InputArgument; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Input\InputOption; |
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use Symfony\Component\Console\Output\OutputInterface; |
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class ReadCommand extends Command |
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{ |
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protected function configure() |
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{ |
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$this->setName('read') |
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->setDescription('reads a feed') |
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->addArgument( |
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'url', |
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InputArgument::REQUIRED, |
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'Please provide the feed\' URL' |
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) |
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->addOption('count', 'c', InputOption::VALUE_OPTIONAL) |
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; |
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} |
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protected function execute(InputInterface $input, OutputInterface $output) |
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{ |
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$url = $input->getArgument('url'); |
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$feed = $this->readFeed($url); |
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$output->writeln("<info>{$feed->getTitle()}</info>"); |
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$limit = $this->getLimit($input); |
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foreach( $feed as $i => $item ) { |
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$output->writeln("<info>{$item->getLastModified()->format(\DateTime::ATOM)} : {$item->getTitle()}</info>"); |
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$output->writeln("{$item->getDescription()}"); |
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if ( ! is_null($limit) && $limit === $i+1 ) |
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break; |
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} |
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} |
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/** |
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* @param string $url |
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* @return \FeedIo\FeedInterface |
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*/ |
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public function readFeed($url) |
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{ |
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$feedIo = Factory::create()->getFeedIo(); |
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return $feedIo->read($url)->getFeed(); |
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} |
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/** |
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* @param InputInterface $input |
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* @return int|null |
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*/ |
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public function getLimit(InputInterface $input) |
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{ |
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if ( $input->hasOption('count') ) { |
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return intval($input->getOption('count')); |
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} |
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return null; |
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} |
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} |
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