namespace Wallabag\CoreBundle\Helper;
use Graby\Graby;
+use Psr\Log\LoggerInterface as Logger;
use Wallabag\CoreBundle\Entity\Entry;
+use Wallabag\CoreBundle\Entity\Tag;
use Wallabag\CoreBundle\Tools\Utils;
+use Wallabag\CoreBundle\Repository\TagRepository;
+use Symfony\Component\HttpFoundation\File\MimeType\MimeTypeExtensionGuesser;
/**
* This kind of proxy class take care of getting the content from an url
{
protected $graby;
protected $tagger;
+ protected $logger;
+ protected $tagRepository;
+ protected $mimeGuesser;
- public function __construct(Graby $graby, RuleBasedTagger $tagger)
+ public function __construct(Graby $graby, RuleBasedTagger $tagger, TagRepository $tagRepository, Logger $logger)
{
- $this->graby = $graby;
+ $this->graby = $graby;
$this->tagger = $tagger;
+ $this->logger = $logger;
+ $this->tagRepository = $tagRepository;
+ $this->mimeGuesser = new MimeTypeExtensionGuesser();
}
/**
* Fetch content using graby and hydrate given entry with results information.
* In case we couldn't find content, we'll try to use Open Graph data.
*
- * @param Entry $entry Entry to update
- * @param string $url Url to grab content for
+ * We can also force the content, in case of an import from the v1 for example, so the function won't
+ * fetch the content from the website but rather use information given with the $content parameter.
+ *
+ * @param Entry $entry Entry to update
+ * @param string $url Url to grab content for
+ * @param array $content An array with AT LEAST keys title, html, url, language & content_type to skip the fetchContent from the url
*
* @return Entry
*/
- public function updateEntry(Entry $entry, $url)
+ public function updateEntry(Entry $entry, $url, array $content = [])
{
- $content = $this->graby->fetchContent($url);
+ // do we have to fetch the content or the provided one is ok?
+ if (empty($content) || false === $this->validateContent($content)) {
+ $content = $this->graby->fetchContent($url);
+ }
$title = $content['title'];
if (!$title && isset($content['open_graph']['og_title'])) {
$entry->setLanguage($content['language']);
$entry->setMimetype($content['content_type']);
$entry->setReadingTime(Utils::getReadingTime($html));
- $entry->setDomainName(parse_url($entry->getUrl(), PHP_URL_HOST));
+
+ $domainName = parse_url($entry->getUrl(), PHP_URL_HOST);
+ if (false !== $domainName) {
+ $entry->setDomainName($domainName);
+ }
if (isset($content['open_graph']['og_image'])) {
$entry->setPreviewPicture($content['open_graph']['og_image']);
}
- $this->tagger->tag($entry);
+ // if content is an image define as a preview too
+ if (in_array($this->mimeGuesser->guess($content['content_type']), ['jpeg', 'jpg', 'gif', 'png'], true)) {
+ $entry->setPreviewPicture($content['url']);
+ }
+
+ try {
+ $this->tagger->tag($entry);
+ } catch (\Exception $e) {
+ $this->logger->error('Error while trying to automatically tag an entry.', [
+ 'entry_url' => $url,
+ 'error_msg' => $e->getMessage(),
+ ]);
+ }
return $entry;
}
+
+ /**
+ * Assign some tags to an entry.
+ *
+ * @param Entry $entry
+ * @param array|string $tags An array of tag or a string coma separated of tag
+ * @param array $entitiesReady Entities from the EntityManager which are persisted but not yet flushed
+ * It is mostly to fix duplicate tag on import @see http://stackoverflow.com/a/7879164/569101
+ */
+ public function assignTagsToEntry(Entry $entry, $tags, array $entitiesReady = [])
+ {
+ if (!is_array($tags)) {
+ $tags = explode(',', $tags);
+ }
+
+ // keeps only Tag entity from the "not yet flushed entities"
+ $tagsNotYetFlushed = [];
+ foreach ($entitiesReady as $entity) {
+ if ($entity instanceof Tag) {
+ $tagsNotYetFlushed[$entity->getLabel()] = $entity;
+ }
+ }
+
+ foreach ($tags as $label) {
+ $label = trim($label);
+
+ // avoid empty tag
+ if (0 === strlen($label)) {
+ continue;
+ }
+
+ if (isset($tagsNotYetFlushed[$label])) {
+ $tagEntity = $tagsNotYetFlushed[$label];
+ } else {
+ $tagEntity = $this->tagRepository->findOneByLabel($label);
+
+ if (is_null($tagEntity)) {
+ $tagEntity = new Tag();
+ $tagEntity->setLabel($label);
+ }
+ }
+
+ // only add the tag on the entry if the relation doesn't exist
+ if (false === $entry->getTags()->contains($tagEntity)) {
+ $entry->addTag($tagEntity);
+ }
+ }
+ }
+
+ /**
+ * Validate that the given content as enough value to be used
+ * instead of fetch the content from the url.
+ *
+ * @param array $content
+ *
+ * @return bool true if valid otherwise false
+ */
+ private function validateContent(array $content)
+ {
+ return isset($content['title']) && isset($content['html']) && isset($content['url']) && isset($content['language']) && isset($content['content_type']);
+ }
}