/**
* @param $url
* @param null|int $width
* @param null|int $height
* @param null|int $size
* @return ExtractedImage
*/
public static function createFromUrl($url, $width = null, $height = null, $size = null, $fetchMetaData = false)
{
if (strlen(trim($url)) == 0) {
return null;
}
if (StringHelper::startsWith($url, '//')) {
$url = 'http:' . $url;
}
$curlHelper = new CurlHelper();
if (!$curlHelper->exists($url)) {
return null;
}
$image = new ExtractedImage();
$image->setSource($url);
if ((is_null($width) || is_null($height)) && $fetchMetaData) {
$dimensions = getimagesize($url);
if (!empty($dimensions) && is_array($dimensions) && count($dimensions) >= 2) {
list($width, $height) = $dimensions;
}
}
if (!is_null($width)) {
$image->setWidth($width);
}
if (!is_null($height)) {
$image->setHeight($height);
}
if (is_null($size) && $fetchMetaData) {
$curlHelper = new CurlHelper();
$size = $curlHelper->getContentLength($url);
}
$image->setSize($size);
return $image;
}
/**
* @param Crawler $crawler
* @return \pmill\Extract\ExtractedImage[]
*/
public function extractVideos(Crawler $crawler)
{
$foundVideos = $crawler->filter("#primary-project-content .project-module-embed iframe")->extract(array('src'));
$extract = new Extract();
/** @var ExtractedImage[] $videos */
$videos = array();
foreach ($foundVideos as $url) {
$providerClassName = $extract->findProvider($url);
if ($providerClassName == '\\pmill\\Extract\\Provider\\Basic') {
$video = new ExtractedVideo();
$video->setEmbedUrl($url);
} else {
$pageFetcher = new Curl();
$videoPageContent = $pageFetcher->fetch($url);
$videoCrawler = new Crawler($videoPageContent);
/** @var \pmill\Extract\Interfaces\ExtractProvider $provider */
$provider = new $providerClassName();
$provider->setUrl($url);
$video = $provider->extract($videoCrawler);
}
$videos[] = $video;
}
return $videos;
}