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<?php |
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namespace Irazasyed\VideoDownloader\Providers; |
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use Irazasyed\VideoDownloader\Exceptions\VideoDownloaderException; |
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/** |
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* Class Facebook. |
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*/ |
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class Facebook extends Provider |
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{ |
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/** |
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* Generate URL based on Video ID/Link. |
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* |
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* @param $url |
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* |
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* @return string |
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*/ |
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public function generateUrl($url) |
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{ |
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$id = ''; |
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if (is_int($url)) { |
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$id = $url; |
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} elseif (preg_match('/(?:\.?\d+)(?:\/videos)?\/?(\d+)?(?:[v]\=)?(\d+)?/i', $url, $matches)) { |
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$id = $matches[1]; |
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} |
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return 'https://www.facebook.com/video.php?v='.$id; |
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} |
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/** |
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* Gets Video Download Links with Meta Data. |
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* Returns HD & SD Quality Links. |
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* |
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* @param $url |
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* |
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* @throws VideoDownloaderException |
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* |
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* @return array |
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*/ |
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public function getVideoInfo($url) |
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{ |
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$this->getSourceCode($this->generateUrl($url)); |
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$title = $this->getTitle(); |
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if (strtolower($title) === "sorry, this content isn't available at the moment") { |
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throw new VideoDownloaderException('Video not available!'); |
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} |
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$description = $this->getDescription(); |
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$owner = $this->getValueByKey('ownerName'); |
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$created_time = $this->getCreatedTime(); |
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$hd_link = $this->getValueByKey('hd_src_no_ratelimit'); |
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$sd_link = $this->getValueByKey('sd_src_no_ratelimit'); |
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return compact('title', 'description', 'owner', 'created_time', 'hd_link', 'sd_link'); |
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} |
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/** |
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* Get Video Title. |
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* |
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* @return string|null |
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*/ |
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public function getTitle() |
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{ |
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$title = null; |
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if (preg_match('/h2 class="uiHeaderTitle"?[^>]+>(.+?)<\/h2>/', $this->body, $matches)) { |
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$title = $matches[1]; |
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} elseif (preg_match('/title id="pageTitle">(.+?)<\/title>/', $this->body, $matches)) { |
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$title = $matches[1]; |
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} |
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return $this->cleanStr($title); |
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} |
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/** |
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* Get Description. |
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* |
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* @return string|bool |
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*/ |
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public function getDescription() |
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{ |
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if (preg_match('/span class="hasCaption">(.+?)<\/span>/', $this->body, $matches)) { |
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return $this->cleanStr($matches[1]); |
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} |
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return false; |
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} |
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/** |
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* Get Created Time in Unix. |
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* |
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* @return string |
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*/ |
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public function getCreatedTime() |
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{ |
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if (preg_match('/data-utime="(.+?)"/', $this->body, $matches)) { |
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return $matches[1]; |
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} |
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return false; |
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} |
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/** |
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* Get Value By Key Name. |
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* |
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* @param $key |
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* |
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* @return string|bool |
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*/ |
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public function getValueByKey($key) |
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{ |
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if (preg_match('/"'.$key.'":"(.*?)"/i', $this->body, $matches)) { |
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$str = $this->decodeUnicode($matches[1]); |
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return stripslashes(rawurldecode($str)); |
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} |
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return false; |
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} |
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} |
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irazasyed /
video-downloader
