/**
* @inheritdoc
*/
public function readLink(LinkInterface $link)
{
$client = $this->getClient();
try {
$response = $client->request('GET', $link->getUrl(), array_merge($this->config, ['on_stats' => function (TransferStats $stats) use(&$link) {
$link->setEffectiveUrl($stats->getEffectiveUri());
}]));
$link->setContent($response->getBody())->setContentType($response->getHeader('Content-Type')[0]);
} catch (ConnectException $e) {
$link->setContent(false)->setContentType(false);
}
return $link;
}
/**
* @inheritdoc
*/
public function parseLink(LinkInterface $link)
{
preg_match(static::PATTERN, $link->getUrl(), $matches);
$this->getPreview()->setId($matches[1])->setEmbed('<iframe id="viplayer" width="640" height="390" src="//player.vimeo.com/video/' . $this->getPreview()->getId() . '"" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>');
return $this;
}
/**
* Extract required data from html source
* @param LinkInterface $link
* @return array
*/
protected function parseHtml(LinkInterface $link)
{
$images = [];
try {
$parser = new Crawler($link->getContent());
// Parse all known tags
foreach ($this->tags as $tag => $selectors) {
foreach ($selectors as $selector) {
if ($parser->filter($selector['selector'])->count() > 0) {
if (isset($selector['attribute'])) {
${$tag} = $parser->filter($selector['selector'])->first()->attr($selector['attribute']);
} else {
${$tag} = $parser->filter($selector['selector'])->first()->text();
}
break;
}
}
// Default is empty string
if (!isset(${$tag})) {
${$tag} = '';
}
}
// Parse all images on this page
foreach ($parser->filter('img') as $image) {
if (!$image->hasAttribute('src')) {
continue;
}
if (filter_var($image->getAttribute('src'), FILTER_VALIDATE_URL) === false) {
continue;
}
// This is not bulletproof, actual image maybe bigger than tags
if ($image->hasAttribute('width') && $image->getAttribute('width') < $this->imageMinimumWidth) {
continue;
}
if ($image->hasAttribute('height') && $image->getAttribute('height') < $this->imageMinimumHeight) {
continue;
}
$images[] = $image->getAttribute('src');
}
} catch (\InvalidArgumentException $e) {
// Ignore exceptions
}
$images = array_unique($images);
if (!isset($cover) && count($images)) {
$cover = $images[0];
}
return compact('cover', 'title', 'description', 'images', 'video', 'videoType');
}
/**
* @inheritdoc
*/
public function parseLink(LinkInterface $link)
{
preg_match(static::PATTERN, $link->getUrl(), $matches);
$this->getPreview()->setId($matches[1])->setEmbed('<iframe id="ytplayer" type="text/html" width="640" height="390" src="//www.youtube.com/embed/' . $this->getPreview()->getId() . '" frameborder="0"></iframe>');
return $this;
}
