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<?php
namespace Wallabag\CoreBundle\Command;
use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Helper\ProgressBar;
use Wallabag\CoreBundle\Entity\Entry;
use Wallabag\CoreBundle\Tools\Utils;
class ImportCommand extends ContainerAwareCommand
{
protected function configure()
{
$this
->setName('import:json')
->setDescription('Import entries from JSON file');
}
protected function execute(InputInterface $input, OutputInterface $output)
{
$now = new \DateTime();
$output->writeln('<comment>Start : '.$now->format('d-m-Y G:i:s').' ---</comment>');
// Importing CSV on DB via Doctrine ORM
$this->import($input, $output);
$now = new \DateTime();
$output->writeln('<comment>End : '.$now->format('d-m-Y G:i:s').' ---</comment>');
}
protected function import(InputInterface $input, OutputInterface $output)
{
// Getting php array of data from CSV
$data = $this->get($input, $output);
$em = $this->getContainer()->get('doctrine')->getManager();
// Turning off doctrine default logs queries for saving memory
$em->getConnection()->getConfiguration()->setSQLLogger(null);
// Define the size of record, the frequency for persisting the data and the current index of records
$size = count($data);
$batchSize = 20;
$i = 1;
$progress = new ProgressBar($output, $size);
$progress->start();
$user = $em->getRepository('WallabagCoreBundle:User')
->findOneById(1);
foreach ($data as $object) {
$array = (array) $object;
$entry = $em->getRepository('WallabagCoreBundle:Entry')
->findOneByUrl($array['url']);
if (!is_object($entry)) {
$entry = new Entry($user);
$entry->setUrl($array['url']);
}
$entry->setTitle($array['title']);
$entry->setArchived($array['is_read']);
$entry->setStarred($array['is_fav']);
$entry->setContent($array['content']);
$entry->setReadingTime(Utils::getReadingTime($array['content']));
$em->persist($entry);
if (($i % $batchSize) === 0) {
$em->flush();
$progress->advance($batchSize);
$now = new \DateTime();
$output->writeln(' of entries imported ... | '.$now->format('d-m-Y G:i:s'));
}
++$i;
}
$em->flush();
$em->clear();
$progress->finish();
}
protected function convert($filename)
{
if (!file_exists($filename) || !is_readable($filename)) {
return false;
}
$header = null;
$data = array();
if (($handle = fopen($filename, 'r')) !== false) {
while (($row = fgets($handle)) !== false) {
$data = json_decode($row);
}
fclose($handle);
}
return $data;
}
protected function get(InputInterface $input, OutputInterface $output)
{
$fileName = 'web/uploads/import/import.json';
$data = $this->convert($fileName);
return $data;
}
}
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