instagram.php

<?php
 
namespace Bitrix\Main\UrlPreview\Parser;
 
use Bitrix\Main\Loader;
use Bitrix\Main\Config\Option;
use Bitrix\Main\Text\Encoding;
use Bitrix\Main\Type\DateTime;
use Bitrix\Main\Web\HttpClient;
use Bitrix\Main\UrlPreview\HtmlDocument;
 
class Instagram extends Oembed
{
    protected $versionApiPrefix = 'v11.0';
 
    protected const METADATA_TTL = 43200; // 12 hours
 
    protected function detectOembedLink(HtmlDocument $document): bool
    {
        $result = false;
 
        if(Loader::includeModule('socialservices'))
        {
            $urlPreviewEnable = Option::get('socialservices', 'facebook_instagram_url_preview_enable', 'N');
            if($urlPreviewEnable === 'Y')
            {
                $urlAppId = Option::get('socialservices', 'facebook_appid', '');
                $urlAppSecret = Option::get('socialservices', 'facebook_appsecret', '');
 
                if(
                    !empty($urlAppId)
                    && !empty($urlAppSecret)
                )
                {
                    $this->metadataType = 'json';
                    $this->metadataUrl =
                        'https://graph.facebook.com/' . $this->versionApiPrefix . '/instagram_oembed?omitscript=true&url='
                        . $document->getUri()->getLocator()
                        . '&access_token='
                        . $urlAppId
                        . '|'
                        . $urlAppSecret;
                    $result = true;
                }
            }
        }
 
        return $result;
    }
 
    public function handle(HtmlDocument $document, HttpClient $httpClient = null)
    {
        if(
            $this->detectOembedLink($document)
            && $this->metadataUrl !== ''
        )
        {
            if(!$httpClient)
            {
                $httpClient = $this->initHttpClient();
            }
            $rawMetadata = $this->getRawMetaData($httpClient);
 
            if($rawMetadata !== false)
            {
                $parsedMetadata = $this->parseMetadata($rawMetadata);
 
                if($parsedMetadata !== false)
                {
                    if(
                        $this->metadataEncoding !== ''
                        && $document->getEncoding() !== $this->metadataEncoding)
                    {
                        $parsedMetadata = Encoding::convertEncoding($parsedMetadata, $this->metadataEncoding, $document->getEncoding());
                    }
 
                    if(isset($parsedMetadata['author_name']))
                    {
                        $document->setDescription('@' . $parsedMetadata['author_name']);
                    }
 
                    if(isset($parsedMetadata['provider_name']))
                    {
                        $document->setExtraField('PROVIDER_NAME', $parsedMetadata['provider_name']);
                        $document->setTitle($parsedMetadata['provider_name']);
                    }
 
                    if(isset($parsedMetadata['thumbnail_url']))
                    {
                        $document->setImage($parsedMetadata['thumbnail_url']);
                    }
 
                    $document->setDateExpire(DateTime::createFromTimestamp(time() + static::METADATA_TTL));
                }
            }
        }
    }
}