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<?php
namespace Wallabag\ImportBundle\Import;
use Wallabag\CoreBundle\Entity\Entry;
use Wallabag\CoreBundle\Event\EntrySavedEvent;
abstract class BrowserImport extends AbstractImport
{
protected $filepath;
/**
* {@inheritdoc}
*/
abstract public function getName();
/**
* {@inheritdoc}
*/
abstract public function getUrl();
/**
* {@inheritdoc}
*/
abstract public function getDescription();
/**
* {@inheritdoc}
*/
public function import()
{
if (!$this->user) {
$this->logger->error('Wallabag Browser Import: user is not defined');
return false;
}
if (!file_exists($this->filepath) || !is_readable($this->filepath)) {
$this->logger->error('Wallabag Browser Import: unable to read file', ['filepath' => $this->filepath]);
return false;
}
$data = json_decode(file_get_contents($this->filepath), true);
if (empty($data)) {
$this->logger->error('Wallabag Browser: no entries in imported file');
return false;
}
if ($this->producer) {
$this->parseEntriesForProducer($data);
return true;
}
$this->parseEntries($data);
return true;
}
/**
* Set file path to the json file.
*
* @param string $filepath
*/
public function setFilepath($filepath)
{
$this->filepath = $filepath;
return $this;
}
/**
* {@inheritdoc}
*/
public function parseEntry(array $importedEntry)
{
if ((!array_key_exists('guid', $importedEntry) || (!array_key_exists('id', $importedEntry))) && \is_array(reset($importedEntry))) {
if ($this->producer) {
$this->parseEntriesForProducer($importedEntry);
return;
}
$this->parseEntries($importedEntry);
return;
}
if (array_key_exists('children', $importedEntry)) {
if ($this->producer) {
$this->parseEntriesForProducer($importedEntry['children']);
return;
}
$this->parseEntries($importedEntry['children']);
return;
}
if (!array_key_exists('uri', $importedEntry) && !array_key_exists('url', $importedEntry)) {
return;
}
$url = array_key_exists('uri', $importedEntry) ? $importedEntry['uri'] : $importedEntry['url'];
$existingEntry = $this->em
->getRepository('WallabagCoreBundle:Entry')
->findByUrlAndUserId($url, $this->user->getId());
if (false !== $existingEntry) {
++$this->skippedEntries;
return;
}
$data = $this->prepareEntry($importedEntry);
$entry = new Entry($this->user);
$entry->setUrl($data['url']);
$entry->setTitle($data['title']);
// update entry with content (in case fetching failed, the given entry will be return)
$this->fetchContent($entry, $data['url'], $data);
if (array_key_exists('tags', $data)) {
$this->tagsAssigner->assignTagsToEntry(
$entry,
$data['tags']
);
}
$entry->updateArchived($data['is_archived']);
if (!empty($data['created_at'])) {
$dt = new \DateTime();
$entry->setCreatedAt($dt->setTimestamp($data['created_at']));
}
$this->em->persist($entry);
++$this->importedEntries;
return $entry;
}
/**
* Parse and insert all given entries.
*
* @param $entries
*/
protected function parseEntries($entries)
{
$i = 1;
$entryToBeFlushed = [];
foreach ($entries as $importedEntry) {
if ((array) $importedEntry !== $importedEntry) {
continue;
}
$entry = $this->parseEntry($importedEntry);
if (null === $entry) {
continue;
}
// @see AbstractImport
$entryToBeFlushed[] = $entry;
// flush every 20 entries
if (0 === ($i % 20)) {
$this->em->flush();
foreach ($entryToBeFlushed as $entry) {
$this->eventDispatcher->dispatch(EntrySavedEvent::NAME, new EntrySavedEvent($entry));
}
$entryToBeFlushed = [];
}
++$i;
}
$this->em->flush();
if (!empty($entryToBeFlushed)) {
foreach ($entryToBeFlushed as $entry) {
$this->eventDispatcher->dispatch(EntrySavedEvent::NAME, new EntrySavedEvent($entry));
}
}
}
/**
* Parse entries and send them to the queue.
* It should just be a simple loop on all item, no call to the database should be done
* to speedup queuing.
*
* Faster parse entries for Producer.
* We don't care to make check at this time. They'll be done by the consumer.
*
* @param array $entries
*/
protected function parseEntriesForProducer(array $entries)
{
foreach ($entries as $importedEntry) {
if ((array) $importedEntry !== $importedEntry) {
continue;
}
// set userId for the producer (it won't know which user is connected)
$importedEntry['userId'] = $this->user->getId();
if ($this->markAsRead) {
$importedEntry = $this->setEntryAsRead($importedEntry);
}
++$this->queuedEntries;
$this->producer->publish(json_encode($importedEntry));
}
}
/**
* {@inheritdoc}
*/
protected function setEntryAsRead(array $importedEntry)
{
$importedEntry['is_archived'] = 1;
return $importedEntry;
}
abstract protected function prepareEntry(array $entry = []);
}
|
